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/*
 bytebuffer.js (c) 2015 Daniel Wirtz <dcode@dcode.io>
 Backing buffer: ArrayBuffer, Accessor: Uint8Array
 Released under the Apache License, Version 2.0
 see: https://github.com/dcodeIO/bytebuffer.js for details
*/
function u(k){function g(a,b,c){"undefined"===typeof a&&(a=g.DEFAULT_CAPACITY);"undefined"===typeof b&&(b=g.DEFAULT_ENDIAN);"undefined"===typeof c&&(c=g.DEFAULT_NOASSERT);if(!c){a|=0;if(0>a)throw RangeError("Illegal capacity");b=!!b;c=!!c}this.buffer=0===a?v:new ArrayBuffer(a);this.view=0===a?null:new Uint8Array(this.buffer);this.offset=0;this.markedOffset=-1;this.limit=a;this.littleEndian=b;this.noAssert=c}function m(a){var b=0;return function(){return b<a.length?a.charCodeAt(b++):null}}function s(){var a=
[],b=[];return function(){if(0===arguments.length)return b.join("")+w.apply(String,a);1024<a.length+arguments.length&&(b.push(w.apply(String,a)),a.length=0);Array.prototype.push.apply(a,arguments)}}function x(a,b,c,d,f){var n;n=8*f-d-1;var h=(1<<n)-1,e=h>>1,g=-7;f=c?f-1:0;var q=c?-1:1,k=a[b+f];f+=q;c=k&(1<<-g)-1;k>>=-g;for(g+=n;0<g;c=256*c+a[b+f],f+=q,g-=8);n=c&(1<<-g)-1;c>>=-g;for(g+=d;0<g;n=256*n+a[b+f],f+=q,g-=8);if(0===c)c=1-e;else{if(c===h)return n?NaN:Infinity*(k?-1:1);n+=Math.pow(2,d);c-=e}return(k?
-1:1)*n*Math.pow(2,c-d)}function z(a,b,c,d,f,n){var e,g=8*n-f-1,t=(1<<g)-1,k=t>>1,y=23===f?Math.pow(2,-24)-Math.pow(2,-77):0;n=d?0:n-1;var l=d?1:-1,m=0>b||0===b&&0>1/b?1:0;b=Math.abs(b);isNaN(b)||Infinity===b?(b=isNaN(b)?1:0,d=t):(d=Math.floor(Math.log(b)/Math.LN2),1>b*(e=Math.pow(2,-d))&&(d--,e*=2),b=1<=d+k?b+y/e:b+y*Math.pow(2,1-k),2<=b*e&&(d++,e/=2),d+k>=t?(b=0,d=t):1<=d+k?(b=(b*e-1)*Math.pow(2,f),d+=k):(b=b*Math.pow(2,k-1)*Math.pow(2,f),d=0));for(;8<=f;a[c+n]=b&255,n+=l,b/=256,f-=8);d=d<<f|b;
for(g+=f;0<g;a[c+n]=d&255,n+=l,d/=256,g-=8);a[c+n-l]|=128*m}g.VERSION="5.0.0";g.LITTLE_ENDIAN=!0;g.BIG_ENDIAN=!1;g.DEFAULT_CAPACITY=16;g.DEFAULT_ENDIAN=g.BIG_ENDIAN;g.DEFAULT_NOASSERT=!1;g.Long=k||null;var e=g.prototype;Object.defineProperty(e,"__isByteBuffer__",{value:!0,enumerable:!1,configurable:!1});var v=new ArrayBuffer(0),w=String.fromCharCode;g.accessor=function(){return Uint8Array};g.allocate=function(a,b,c){return new g(a,b,c)};g.concat=function(a,b,c,d){if("boolean"===typeof b||"string"!==
typeof b)d=c,c=b,b=void 0;for(var f=0,e=0,h=a.length,p;e<h;++e)g.isByteBuffer(a[e])||(a[e]=g.wrap(a[e],b)),p=a[e].limit-a[e].offset,0<p&&(f+=p);if(0===f)return new g(0,c,d);b=new g(f,c,d);for(e=0;e<h;)c=a[e++],p=c.limit-c.offset,0>=p||(b.view.set(c.view.subarray(c.offset,c.limit),b.offset),b.offset+=p);b.limit=b.offset;b.offset=0;return b};g.isByteBuffer=function(a){return!0===(a&&a.__isByteBuffer__)};g.type=function(){return ArrayBuffer};g.wrap=function(a,b,c,d){"string"!==typeof b&&(d=c,c=b,b=void 0);
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/*
 protobuf.js (c) 2013 Daniel Wirtz <dcode@dcode.io>
 Released under the Apache License, Version 2.0
 see: https://github.com/dcodeIO/protobuf.js for details
*/
(function(h,u){"function"===typeof define&&define.amd?define(["bytebuffer"],u):"function"===typeof require&&"object"===typeof module&&module&&module.exports?module.exports=u(require("bytebuffer"),!0):(h.dcodeIO=h.dcodeIO||{}).ProtoBuf=u(h.dcodeIO.ByteBuffer)})(this,function(h,u){var d={};d.ByteBuffer=h;d.Long=h.Long||null;d.VERSION="5.0.1";d.WIRE_TYPES={};d.WIRE_TYPES.VARINT=0;d.WIRE_TYPES.BITS64=1;d.WIRE_TYPES.LDELIM=2;d.WIRE_TYPES.STARTGROUP=3;d.WIRE_TYPES.ENDGROUP=4;d.WIRE_TYPES.BITS32=5;d.PACKABLE_WIRE_TYPES=
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d.TYPES.int64,d.TYPES.sint64,d.TYPES.sfixed64,d.TYPES.uint64,d.TYPES.fixed64,d.TYPES.bool,d.TYPES.string,d.TYPES.bytes];d.ID_MIN=1;d.ID_MAX=536870911;d.convertFieldsToCamelCase=!1;d.populateAccessors=!0;d.populateDefaults=!0;d.Util=function(){var b={};b.IS_NODE=!("object"!==typeof process||"[object process]"!==process+""||process.browser);b.XHR=function(){for(var b=[function(){return new XMLHttpRequest},function(){return new ActiveXObject("Msxml2.XMLHTTP")},function(){return new ActiveXObject("Msxml3.XMLHTTP")},
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c+"."+a);this.tn.omit(":")?n(b.options,c+"."+a,this._readValue(!0)):this._parseOptionValue(b,c+"."+a)}};e._parseService=function(b){var c=this.tn.next();if(!d.NAME.test(c))throw Error("illegal service name at line "+this.tn.line+": "+c);var a={name:c,rpc:{},options:{}};for(this.tn.skip("{");"}"!==(c=this.tn.next());)if("option"===c)this._parseOption(a);else if("rpc"===c)this._parseServiceRPC(a);else throw Error("illegal service token: "+c);this.tn.omit(";");b.services.push(a)};e._parseServiceRPC=
function(b){var c=this.tn.next();if(!d.NAME.test(c))throw Error("illegal rpc service method name: "+c);var a=c,l={request:null,response:null,request_stream:!1,response_stream:!1,options:{}};this.tn.skip("(");c=this.tn.next();"stream"===c.toLowerCase()&&(l.request_stream=!0,c=this.tn.next());if(!d.TYPEREF.test(c))throw Error("illegal rpc service request type: "+c);l.request=c;this.tn.skip(")");c=this.tn.next();if("returns"!==c.toLowerCase())throw Error("illegal rpc service request type delimiter: "+
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k.build=function(){for(var b={},c=this.children,d=0,e=c.length,l;d<e;++d)l=c[d],l instanceof a&&(b[l.name]=l.build());Object.defineProperty&&Object.defineProperty(b,"$options",{value:this.buildOpt()});return b};k.buildOpt=function(){for(var b={},a=Object.keys(this.options),c=0,d=a.length;c<d;++c)b[a[c]]=this.options[a[c]];return b};k.getOption=function(b){return"undefined"===typeof b?this.options:"undefined"!==typeof this.options[b]?this.options[b]:null};q.Namespace=a;var e=function(g,a,c,d){this.type=
g;this.resolvedType=a;this.isMapKey=c;this.syntax=d;if(c&&0>b.MAP_KEY_TYPES.indexOf(g))throw Error("Invalid map key type: "+g.name);},f=e.prototype;e.defaultFieldValue=function(g){"string"===typeof g&&(g=b.TYPES[g]);if("undefined"===typeof g.defaultValue)throw Error("default value for type "+g.name+" is not supported");return g==b.TYPES.bytes?new h(0):g.defaultValue};f.verifyValue=function(g){function a(b,g){throw Error("Illegal value for "+c.toString(!0)+" of type "+c.type.name+": "+b+" ("+g+")");
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this.toString(!0)+": "+g+" (undefined type "+this.type+")");};f.calculateLength=function(g,a){if(null===a)return 0;var c;switch(this.type){case b.TYPES.int32:return 0>a?h.calculateVarint64(a):h.calculateVarint32(a);case b.TYPES.uint32:return h.calculateVarint32(a);case b.TYPES.sint32:return h.calculateVarint32(h.zigZagEncode32(a));case b.TYPES.fixed32:case b.TYPES.sfixed32:case b.TYPES["float"]:return 4;case b.TYPES.int64:case b.TYPES.uint64:return h.calculateVarint64(a);case b.TYPES.sint64:return h.calculateVarint64(h.zigZagEncode64(a));
case b.TYPES.fixed64:case b.TYPES.sfixed64:return 8;case b.TYPES.bool:return 1;case b.TYPES["enum"]:return h.calculateVarint32(a);case b.TYPES["double"]:return 8;case b.TYPES.string:return c=h.calculateUTF8Bytes(a),h.calculateVarint32(c)+c;case b.TYPES.bytes:if(0>a.remaining())throw Error("Illegal value for "+this.toString(!0)+": "+a.remaining()+" bytes remaining");return h.calculateVarint32(a.remaining())+a.remaining();case b.TYPES.message:return c=this.resolvedType.calculate(a),h.calculateVarint32(c)+
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this._fields[a],null===l[f.name])if("proto3"===this.syntax)l[f.name]=f.defaultValue;else{if(f.required)throw a=Error("Missing at least one required field for "+this.toString(!0)+": "+f.name),a.decoded=l,a;b.populateDefaults&&null!==f.defaultValue&&(l[f.name]=f.defaultValue)}return l};q.Message=s;var c=function(a,c,d,e,l,f,k,h,r,p){n.call(this,a,c,f);this.className="Message.Field";this.required="required"===d;this.repeated="repeated"===d;this.map="map"===d;this.keyType=e||null;this.type=l;this.resolvedType=
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this.repeated||this.map?"undefined"!==typeof this.options["default"]&&(this.defaultValue=this.verifyValue(this.options["default"])):this.defaultValue=e.defaultFieldValue(this.type)};f.verifyValue=function(a,c){function d(b,a){throw Error("Illegal value for "+e.toString(!0)+" of type "+e.type.name+": "+b+" ("+a+")");}c=c||!1;var e=this;if(null===a)return this.required&&d(typeof a,"required"),"proto3"===this.syntax&&this.type!==b.TYPES.message&&d(typeof a,"proto3 field without field presence cannot be null"),
null;var l;if(this.repeated&&!c){Array.isArray(a)||(a=[a]);var f=[];for(l=0;l<a.length;l++)f.push(this.element.verifyValue(a[l]));return f}if(this.map&&!c){if(a instanceof b.Map)return a;a instanceof Object||d(typeof a,"expected ProtoBuf.Map or raw object for map field");return new b.Map(this,a)}!this.repeated&&Array.isArray(a)&&d(typeof a,"no array expected");return this.element.verifyValue(a)};f.hasWirePresence=function(a,c){if("proto3"!==this.syntax)return null!==a;if(this.oneof&&c[this.oneof.name]===
this.name)return!0;switch(this.type){case b.TYPES.int32:case b.TYPES.sint32:case b.TYPES.sfixed32:case b.TYPES.uint32:case b.TYPES.fixed32:return 0!==a;case b.TYPES.int64:case b.TYPES.sint64:case b.TYPES.sfixed64:case b.TYPES.uint64:case b.TYPES.fixed64:return 0!==a.low||0!==a.high;case b.TYPES.bool:return a;case b.TYPES["float"]:case b.TYPES["double"]:return 0!==a;case b.TYPES.string:return 0<a.length;case b.TYPES.bytes:return 0<a.remaining();case b.TYPES["enum"]:return 0!==a;case b.TYPES.message:return null!==
a;default:return!0}};f.encode=function(a,c,d){if(null===this.type||"object"!==typeof this.type)throw Error("[INTERNAL] Unresolved type in "+this.toString(!0)+": "+this.type);if(null===a||this.repeated&&0==a.length)return c;try{if(this.repeated){var e;if(this.options.packed&&0<=b.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType)){c.writeVarint32(this.id<<3|b.WIRE_TYPES.LDELIM);c.ensureCapacity(c.offset+=1);var l=c.offset;for(e=0;e<a.length;e++)this.element.encodeValue(this.id,a[e],c);var f=c.offset-
l,k=h.calculateVarint32(f);if(1<k){var s=c.slice(l,c.offset),l=l+(k-1);c.offset=l;c.append(s)}c.writeVarint32(f,l-k)}else for(e=0;e<a.length;e++)c.writeVarint32(this.id<<3|this.type.wireType),this.element.encodeValue(this.id,a[e],c)}else this.map?a.forEach(function(a,d,e){e=h.calculateVarint32(8|this.keyType.wireType)+this.keyElement.calculateLength(1,d)+h.calculateVarint32(16|this.type.wireType)+this.element.calculateLength(2,a);c.writeVarint32(this.id<<3|b.WIRE_TYPES.LDELIM);c.writeVarint32(e);
c.writeVarint32(8|this.keyType.wireType);this.keyElement.encodeValue(1,d,c);c.writeVarint32(16|this.type.wireType);this.element.encodeValue(2,a,c)},this):this.hasWirePresence(a,d)&&(c.writeVarint32(this.id<<3|this.type.wireType),this.element.encodeValue(this.id,a,c))}catch(r){throw Error("Illegal value for "+this.toString(!0)+": "+a+" ("+r+")");}return c};f.calculate=function(a,c){a=this.verifyValue(a);if(null===this.type||"object"!==typeof this.type)throw Error("[INTERNAL] Unresolved type in "+this.toString(!0)+
": "+this.type);if(null===a||this.repeated&&0==a.length)return 0;var d=0;try{if(this.repeated){var e,l;if(this.options.packed&&0<=b.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType)){d+=h.calculateVarint32(this.id<<3|b.WIRE_TYPES.LDELIM);for(e=l=0;e<a.length;e++)l+=this.element.calculateLength(this.id,a[e]);d+=h.calculateVarint32(l);d+=l}else for(e=0;e<a.length;e++)d+=h.calculateVarint32(this.id<<3|this.type.wireType),d+=this.element.calculateLength(this.id,a[e])}else this.map?a.forEach(function(a,
c,e){a=h.calculateVarint32(8|this.keyType.wireType)+this.keyElement.calculateLength(1,c)+h.calculateVarint32(16|this.type.wireType)+this.element.calculateLength(2,a);d+=h.calculateVarint32(this.id<<3|b.WIRE_TYPES.LDELIM);d+=h.calculateVarint32(a);d+=a},this):this.hasWirePresence(a,c)&&(d+=h.calculateVarint32(this.id<<3|this.type.wireType),d+=this.element.calculateLength(this.id,a))}catch(f){throw Error("Illegal value for "+this.toString(!0)+": "+a+" ("+f+")");}return d};f.decode=function(a,c,d){if(!(!this.map&&
a==this.type.wireType||!d&&this.repeated&&this.options.packed&&a==b.WIRE_TYPES.LDELIM||this.map&&a==b.WIRE_TYPES.LDELIM))throw Error("Illegal wire type for field "+this.toString(!0)+": "+a+" ("+this.type.wireType+" expected)");if(a==b.WIRE_TYPES.LDELIM&&this.repeated&&this.options.packed&&0<=b.PACKABLE_WIRE_TYPES.indexOf(this.type.wireType)&&!d){a=c.readVarint32();a=c.offset+a;for(d=[];c.offset<a;)d.push(this.decode(this.type.wireType,c,!0));return d}if(this.map){var l=e.defaultFieldValue(this.keyType);
d=e.defaultFieldValue(this.type);a=c.readVarint32();if(c.remaining()<a)throw Error("Illegal number of bytes for "+this.toString(!0)+": "+a+" required but got only "+c.remaining());var f=c.clone();f.limit=f.offset+a;for(c.offset+=a;0<f.remaining();)if(c=f.readVarint32(),a=c&7,c>>>=3,1===c)l=this.keyElement.decode(f,a,c);else if(2===c)d=this.element.decode(f,a,c);else throw Error("Unexpected tag in map field key/value submessage");return[l,d]}return this.element.decode(c,a,this.id)};q.Message.Field=
c;f=function(a,b,d,e,l,f,k){c.call(this,a,b,d,null,e,l,f,k)};f.prototype=Object.create(c.prototype);q.Message.ExtensionField=f;q.Message.OneOf=function(a,b,c){n.call(this,a,b,c);this.fields=[]};var t=function(b,c,d,e,l){a.call(this,b,c,d,e,l);this.className="Enum";this.object=null};t.getName=function(a,b){for(var c=Object.keys(a),d=0,e;d<c.length;++d)if(a[e=c[d]]===b)return e;return null};(t.prototype=Object.create(a.prototype)).build=function(a){if(this.object&&!a)return this.object;a=new b.Builder.Enum;
for(var c=this.getChildren(t.Value),d=0,e=c.length;d<e;++d)a[c[d].name]=c[d].id;Object.defineProperty&&Object.defineProperty(a,"$options",{value:this.buildOpt(),enumerable:!1});return this.object=a};q.Enum=t;f=function(a,b,c,d){n.call(this,a,b,c);this.className="Enum.Value";this.id=d};f.prototype=Object.create(n.prototype);q.Enum.Value=f;var l=function(a,b,c,d){n.call(this,a,b,c);this.field=d};l.prototype=Object.create(n.prototype);q.Extension=l;var w=function(b,c,d,e){a.call(this,b,c,d,e);this.className=
"Service";this.clazz=null};(w.prototype=Object.create(a.prototype)).build=function(a){return this.clazz&&!a?this.clazz:this.clazz=function(a,b){for(var c=function(b){a.Builder.Service.call(this);this.rpcImpl=b||function(a,b,c){setTimeout(c.bind(this,Error("Not implemented, see: https://github.com/dcodeIO/ProtoBuf.js/wiki/Services")),0)}},d=c.prototype=Object.create(a.Builder.Service.prototype),e=b.getChildren(a.Reflect.Service.RPCMethod),l=0;l<e.length;l++)(function(a){d[a.name]=function(c,d){try{try{c=
a.resolvedRequestType.clazz.decode(h.wrap(c))}catch(e){if(!(e instanceof TypeError))throw e;}if(null===c||"object"!==typeof c)throw Error("Illegal arguments");c instanceof a.resolvedRequestType.clazz||(c=new a.resolvedRequestType.clazz(c));this.rpcImpl(a.fqn(),c,function(c,e){if(c)d(c);else{null===e&&(e="");try{e=a.resolvedResponseType.clazz.decode(e)}catch(l){}e&&e instanceof a.resolvedResponseType.clazz?d(null,e):d(Error("Illegal response type received in service method "+b.name+"#"+a.name))}})}catch(l){setTimeout(d.bind(this,
l),0)}};c[a.name]=function(b,d,e){(new c(b))[a.name](d,e)};Object.defineProperty&&(Object.defineProperty(c[a.name],"$options",{value:a.buildOpt()}),Object.defineProperty(d[a.name],"$options",{value:c[a.name].$options}))})(e[l]);Object.defineProperty&&(Object.defineProperty(c,"$options",{value:b.buildOpt()}),Object.defineProperty(d,"$options",{value:c.$options}),Object.defineProperty(c,"$type",{value:b}),Object.defineProperty(d,"$type",{value:b}));return c}(b,this)};q.Service=w;var v=function(a,b,
c,d){n.call(this,a,b,c);this.className="Service.Method";this.options=d||{}};(v.prototype=Object.create(n.prototype)).buildOpt=k.buildOpt;q.Service.Method=v;k=function(a,b,c,d,e,l,f,k){v.call(this,a,b,c,k);this.className="Service.RPCMethod";this.requestName=d;this.responseName=e;this.requestStream=l;this.responseStream=f;this.resolvedResponseType=this.resolvedRequestType=null};k.prototype=Object.create(v.prototype);q.Service.RPCMethod=k;return q}(d);d.Builder=function(b,d,h){function q(a){a.messages&&
a.messages.forEach(function(b){b.syntax=a.syntax;q(b)});a.enums&&a.enums.forEach(function(b){b.syntax=a.syntax})}var n=function(a){this.ptr=this.ns=new h.Namespace(this,null,"");this.resolved=!1;this.result=null;this.files={};this.importRoot=null;this.options=a||{}},k=n.prototype;n.isMessage=function(a){return"string"!==typeof a.name||"undefined"!==typeof a.values||"undefined"!==typeof a.rpc?!1:!0};n.isMessageField=function(a){return"string"!==typeof a.rule||"string"!==typeof a.name||"string"!==typeof a.type||
"undefined"===typeof a.id?!1:!0};n.isEnum=function(a){return"string"===typeof a.name&&"undefined"!==typeof a.values&&Array.isArray(a.values)&&0!==a.values.length?!0:!1};n.isService=function(a){return"string"===typeof a.name&&"object"===typeof a.rpc&&a.rpc?!0:!1};n.isExtend=function(a){return"string"!==typeof a.ref?!1:!0};k.reset=function(){this.ptr=this.ns;return this};k.define=function(a){if("string"!==typeof a||!d.TYPEREF.test(a))throw Error("illegal namespace: "+a);a.split(".").forEach(function(a){var b=
this.ptr.getChild(a);null===b&&this.ptr.addChild(b=new h.Namespace(this,this.ptr,a));this.ptr=b},this);return this};k.create=function(a){if(!a)return this;if(Array.isArray(a)){if(0===a.length)return this;a=a.slice()}else a=[a];for(var d=[a];0<d.length;){a=d.pop();if(!Array.isArray(a))throw Error("not a valid namespace: "+JSON.stringify(a));for(;0<a.length;){var f=a.shift();if(n.isMessage(f)){var k=new h.Message(this,this.ptr,f.name,f.options,f.isGroup,f.syntax),c={};f.oneofs&&Object.keys(f.oneofs).forEach(function(a){k.addChild(c[a]=
new h.Message.OneOf(this,k,a))},this);f.fields&&f.fields.forEach(function(a){if(null!==k.getChild(a.id|0))throw Error("duplicate or invalid field id in "+k.name+": "+a.id);if(a.options&&"object"!==typeof a.options)throw Error("illegal field options in "+k.name+"#"+a.name);var b=null;if("string"===typeof a.oneof&&!(b=c[a.oneof]))throw Error("illegal oneof in "+k.name+"#"+a.name+": "+a.oneof);a=new h.Message.Field(this,k,a.rule,a.keytype,a.type,a.name,a.id,a.options,b,f.syntax);b&&b.fields.push(a);
k.addChild(a)},this);var r=[];f.enums&&f.enums.forEach(function(a){r.push(a)});f.messages&&f.messages.forEach(function(a){r.push(a)});f.services&&f.services.forEach(function(a){r.push(a)});f.extensions&&(k.extensions="number"===typeof f.extensions[0]?[f.extensions]:f.extensions);this.ptr.addChild(k);if(0<r.length){d.push(a);a=r;r=null;this.ptr=k;k=null;continue}r=null}else if(n.isEnum(f))k=new h.Enum(this,this.ptr,f.name,f.options,f.syntax),f.values.forEach(function(a){k.addChild(new h.Enum.Value(this,
k,a.name,a.id))},this),this.ptr.addChild(k);else if(n.isService(f))k=new h.Service(this,this.ptr,f.name,f.options),Object.keys(f.rpc).forEach(function(a){var b=f.rpc[a];k.addChild(new h.Service.RPCMethod(this,k,a,b.request,b.response,!!b.request_stream,!!b.response_stream,b.options))},this),this.ptr.addChild(k);else if(n.isExtend(f))if(k=this.ptr.resolve(f.ref,!0))f.fields.forEach(function(a){if(null!==k.getChild(a.id|0))throw Error("duplicate extended field id in "+k.name+": "+a.id);if(k.extensions){var c=
!1;k.extensions.forEach(function(b){a.id>=b[0]&&a.id<=b[1]&&(c=!0)});if(!c)throw Error("illegal extended field id in "+k.name+": "+a.id+" (not within valid ranges)");}var d=a.name;this.options.convertFieldsToCamelCase&&(d=b.Util.toCamelCase(d));var d=new h.Message.ExtensionField(this,k,a.rule,a.type,this.ptr.fqn()+"."+d,a.id,a.options),e=new h.Extension(this,this.ptr,a.name,d);d.extension=e;this.ptr.addChild(e);k.addChild(d)},this);else{if(!/\.?google\.protobuf\./.test(f.ref))throw Error("extended message "+
f.ref+" is not defined");}else throw Error("not a valid definition: "+JSON.stringify(f));k=f=null}a=null;this.ptr=this.ptr.parent}this.resolved=!1;this.result=null;return this};k["import"]=function(a,d){var k="/";if("string"===typeof d){b.Util.IS_NODE&&(d=require("path").resolve(d));if(!0===this.files[d])return this.reset();this.files[d]=!0}else if("object"===typeof d){var h=d.root;b.Util.IS_NODE&&(h=require("path").resolve(h));if(0<=h.indexOf("\\")||0<=d.file.indexOf("\\"))k="\\";h=h+k+d.file;if(!0===
this.files[h])return this.reset();this.files[h]=!0}if(a.imports&&0<a.imports.length){var c=!1;if("object"===typeof d){if(this.importRoot=d.root,c=!0,h=this.importRoot,d=d.file,0<=h.indexOf("\\")||0<=d.indexOf("\\"))k="\\"}else"string"===typeof d?this.importRoot?h=this.importRoot:0<=d.indexOf("/")?(h=d.replace(/\/[^\/]*$/,""),""===h&&(h="/")):0<=d.indexOf("\\")?(h=d.replace(/\\[^\\]*$/,""),k="\\"):h=".":h=null;for(var r=0;r<a.imports.length;r++)if("string"===typeof a.imports[r]){if(!h)throw Error("cannot determine import root");
var l=a.imports[r];if("google/protobuf/descriptor.proto"!==l&&(l=h+k+l,!0!==this.files[l])){/\.proto$/i.test(l)&&!b.DotProto&&(l=l.replace(/\.proto$/,".json"));var n=b.Util.fetch(l);if(null===n)throw Error("failed to import '"+l+"' in '"+d+"': file not found");if(/\.json$/i.test(l))this["import"](JSON.parse(n+""),l);else this["import"](b.DotProto.Parser.parse(n),l)}}else if(d)if(/\.(\w+)$/.test(d))this["import"](a.imports[r],d.replace(/^(.+)\.(\w+)$/,function(a,b,c){return b+"_import"+r+"."+c}));
else this["import"](a.imports[r],d+"_import"+r);else this["import"](a.imports[r]);c&&(this.importRoot=null)}a["package"]&&this.define(a["package"]);a.syntax&&q(a);var p=this.ptr;a.options&&Object.keys(a.options).forEach(function(b){p.options[b]=a.options[b]});a.messages&&(this.create(a.messages),this.ptr=p);a.enums&&(this.create(a.enums),this.ptr=p);a.services&&(this.create(a.services),this.ptr=p);a["extends"]&&this.create(a["extends"]);return this.reset()};k.resolveAll=function(){var a;if(null==
this.ptr||"object"===typeof this.ptr.type)return this;if(this.ptr instanceof h.Namespace)this.ptr.children.forEach(function(a){this.ptr=a;this.resolveAll()},this);else if(this.ptr instanceof h.Message.Field){if(d.TYPE.test(this.ptr.type))this.ptr.type=b.TYPES[this.ptr.type];else{if(!d.TYPEREF.test(this.ptr.type))throw Error("illegal type reference in "+this.ptr.toString(!0)+": "+this.ptr.type);a=(this.ptr instanceof h.Message.ExtensionField?this.ptr.extension.parent:this.ptr.parent).resolve(this.ptr.type,
!0);if(!a)throw Error("unresolvable type reference in "+this.ptr.toString(!0)+": "+this.ptr.type);this.ptr.resolvedType=a;if(a instanceof h.Enum){if(this.ptr.type=b.TYPES["enum"],"proto3"===this.ptr.syntax&&"proto3"!==a.syntax)throw Error("proto3 message cannot reference proto2 enum");}else if(a instanceof h.Message)this.ptr.type=a.isGroup?b.TYPES.group:b.TYPES.message;else throw Error("illegal type reference in "+this.ptr.toString(!0)+": "+this.ptr.type);}if(this.ptr.map){if(!d.TYPE.test(this.ptr.keyType))throw Error("illegal key type for map field in "+
this.ptr.toString(!0)+": "+this.ptr.keyType);this.ptr.keyType=b.TYPES[this.ptr.keyType]}}else if(this.ptr instanceof b.Reflect.Service.Method)if(this.ptr instanceof b.Reflect.Service.RPCMethod){a=this.ptr.parent.resolve(this.ptr.requestName,!0);if(!(a&&a instanceof b.Reflect.Message))throw Error("Illegal type reference in "+this.ptr.toString(!0)+": "+this.ptr.requestName);this.ptr.resolvedRequestType=a;a=this.ptr.parent.resolve(this.ptr.responseName,!0);if(!(a&&a instanceof b.Reflect.Message))throw Error("Illegal type reference in "+
this.ptr.toString(!0)+": "+this.ptr.responseName);this.ptr.resolvedResponseType=a}else throw Error("illegal service type in "+this.ptr.toString(!0));else if(!(this.ptr instanceof b.Reflect.Message.OneOf||this.ptr instanceof b.Reflect.Extension||this.ptr instanceof b.Reflect.Enum.Value))throw Error("illegal object in namespace: "+typeof this.ptr+": "+this.ptr);return this.reset()};k.build=function(a){this.reset();this.resolved||(this.resolveAll(),this.resolved=!0,this.result=null);null===this.result&&
(this.result=this.ns.build());if(!a)return this.result;a="string"===typeof a?a.split("."):a;for(var b=this.result,d=0;d<a.length;d++)if(b[a[d]])b=b[a[d]];else{b=null;break}return b};k.lookup=function(a,b){return a?this.ns.resolve(a,b):this.ns};k.toString=function(){return"Builder"};n.Message=function(){};n.Enum=function(){};n.Service=function(){};return n}(d,d.Lang,d.Reflect);d.Map=function(b,d){function h(b){var a=0;return{next:function(){return a<b.length?{done:!1,value:b[a++]}:{done:!0}}}}var q=
function(b,a){if(!b.map)throw Error("field is not a map");this.field=b;this.keyElem=new d.Element(b.keyType,null,!0,b.syntax);this.valueElem=new d.Element(b.type,b.resolvedType,!1,b.syntax);this.map={};Object.defineProperty(this,"size",{get:function(){return Object.keys(this.map).length}});if(a)for(var e=Object.keys(a),f=0;f<e.length;f++){var h=this.keyElem.valueFromString(e[f]),c=this.valueElem.verifyValue(a[e[f]]);this.map[this.keyElem.valueToString(h)]={key:h,value:c}}},n=q.prototype;n.clear=function(){this.map=
{}};n["delete"]=function(b){b=this.keyElem.valueToString(this.keyElem.verifyValue(b));var a=b in this.map;delete this.map[b];return a};n.entries=function(){for(var b=[],a=Object.keys(this.map),d=0,f;d<a.length;d++)b.push([(f=this.map[a[d]]).key,f.value]);return h(b)};n.keys=function(){for(var b=[],a=Object.keys(this.map),d=0;d<a.length;d++)b.push(this.map[a[d]].key);return h(b)};n.values=function(){for(var b=[],a=Object.keys(this.map),d=0;d<a.length;d++)b.push(this.map[a[d]].value);return h(b)};n.forEach=
function(b,a){for(var d=Object.keys(this.map),f=0,h;f<d.length;f++)b.call(a,(h=this.map[d[f]]).value,h.key,this)};n.set=function(b,a){var d=this.keyElem.verifyValue(b),f=this.valueElem.verifyValue(a);this.map[this.keyElem.valueToString(d)]={key:d,value:f};return this};n.get=function(b){b=this.keyElem.valueToString(this.keyElem.verifyValue(b));return b in this.map?this.map[b].value:void 0};n.has=function(b){return this.keyElem.valueToString(this.keyElem.verifyValue(b))in this.map};return q}(d,d.Reflect);
d.loadProto=function(b,h,p){if("string"===typeof h||h&&"string"===typeof h.file&&"string"===typeof h.root)p=h,h=void 0;return d.loadJson(d.DotProto.Parser.parse(b),h,p)};d.protoFromString=d.loadProto;d.loadProtoFile=function(b,h,p){h&&"object"===typeof h?(p=h,h=null):h&&"function"===typeof h||(h=null);if(h)return d.Util.fetch("string"===typeof b?b:b.root+"/"+b.file,function(n){if(null===n)h(Error("Failed to fetch file"));else try{h(null,d.loadProto(n,p,b))}catch(k){h(k)}});var q=d.Util.fetch("object"===
typeof b?b.root+"/"+b.file:b);return null===q?null:d.loadProto(q,p,b)};d.protoFromFile=d.loadProtoFile;d.newBuilder=function(b){b=b||{};"undefined"===typeof b.convertFieldsToCamelCase&&(b.convertFieldsToCamelCase=d.convertFieldsToCamelCase);"undefined"===typeof b.populateAccessors&&(b.populateAccessors=d.populateAccessors);return new d.Builder(b)};d.loadJson=function(b,h,p){if("string"===typeof h||h&&"string"===typeof h.file&&"string"===typeof h.root)p=h,h=null;h&&"object"===typeof h||(h=d.newBuilder());
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;
/*!
 * EventEmitter v5.2.6 - git.io/ee
 * Unlicense - http://unlicense.org/
 * Oliver Caldwell - https://oli.me.uk/
 * @preserve
 */
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/**
 * @license
 * Copyright 2010-2022 Three.js Authors
 * SPDX-License-Identifier: MIT
 */
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Lt={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Pt(t,e){return new Lt[t](e)}function It(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Dt(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Nt(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}const Ot={[lt]:{[ct]:Dt},[ct]:{[lt]:Nt}},Ft={legacyMode:!0,get workingColorSpace(){return ct},set workingColorSpace(t){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(t,e,i){if(this.legacyMode||e===i||!e||!i)return t;if(Ot[e]&&void 0!==Ot[e][i]){const n=Ot[e][i];return t.r=n(t.r),t.g=n(t.g),t.b=n(t.b),t}throw new Error("Unsupported color space conversion.")},fromWorkingColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this.workingColorSpace)}},Ut={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Bt={r:0,g:0,b:0},zt={h:0,s:0,l:0},Gt={h:0,s:0,l:0};function kt(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}function Ht(t,e){return e.r=t.r,e.g=t.g,e.b=t.b,e}class Vt{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,void 0===e&&void 0===i?this.set(t):this.setRGB(t,e,i)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e="srgb"){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ft.toWorkingColorSpace(this,e),this}setRGB(t,e,i,n="srgb-linear"){return this.r=t,this.g=e,this.b=i,Ft.toWorkingColorSpace(this,n),this}setHSL(t,e,i,n="srgb-linear"){if(t=Mt(t,1),e=yt(e,0,1),i=yt(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=kt(r,n,t+1/3),this.g=kt(r,n,t),this.b=kt(r,n,t-1/3)}return Ft.toWorkingColorSpace(this,n),this}setStyle(t,e="srgb"){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const r=n[1],s=n[2];switch(r){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,Ft.toWorkingColorSpace(this,e),i(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,Ft.toWorkingColorSpace(this,e),i(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s)){const n=parseFloat(t[1])/360,r=parseInt(t[2],10)/100,s=parseInt(t[3],10)/100;return i(t[4]),this.setHSL(n,r,s,e)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],i=t.length;if(3===i)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,Ft.toWorkingColorSpace(this,e),this;if(6===i)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,Ft.toWorkingColorSpace(this,e),this}return t&&t.length>0?this.setColorName(t,e):this}setColorName(t,e="srgb"){const i=Ut[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Dt(t.r),this.g=Dt(t.g),this.b=Dt(t.b),this}copyLinearToSRGB(t){return this.r=Nt(t.r),this.g=Nt(t.g),this.b=Nt(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t="srgb"){return Ft.fromWorkingColorSpace(Ht(this,Bt),t),yt(255*Bt.r,0,255)<<16^yt(255*Bt.g,0,255)<<8^yt(255*Bt.b,0,255)<<0}getHexString(t="srgb"){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e="srgb-linear"){Ft.fromWorkingColorSpace(Ht(this,Bt),e);const i=Bt.r,n=Bt.g,r=Bt.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const c=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=c<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n<r?6:0);break;case n:o=(r-i)/t+2;break;case r:o=(i-n)/t+4}o/=6}return t.h=o,t.s=l,t.l=c,t}getRGB(t,e="srgb-linear"){return Ft.fromWorkingColorSpace(Ht(this,Bt),e),t.r=Bt.r,t.g=Bt.g,t.b=Bt.b,t}getStyle(t="srgb"){return Ft.fromWorkingColorSpace(Ht(this,Bt),t),t!==lt?`color(${t} ${Bt.r} ${Bt.g} ${Bt.b})`:`rgb(${255*Bt.r|0},${255*Bt.g|0},${255*Bt.b|0})`}offsetHSL(t,e,i){return this.getHSL(zt),zt.h+=t,zt.s+=e,zt.l+=i,this.setHSL(zt.h,zt.s,zt.l),this}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,i){return this.r=t.r+(e.r-t.r)*i,this.g=t.g+(e.g-t.g)*i,this.b=t.b+(e.b-t.b)*i,this}lerpHSL(t,e){this.getHSL(zt),t.getHSL(Gt);const i=bt(zt.h,Gt.h,e),n=bt(zt.s,Gt.s,e),r=bt(zt.l,Gt.l,e);return this.setHSL(i,n,r),this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),!0===t.normalized&&(this.r/=255,this.g/=255,this.b/=255),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}let Wt;Vt.NAMES=Ut;class Xt{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===Wt&&(Wt=It("canvas")),Wt.width=t.width,Wt.height=t.height;const i=Wt.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),e=Wt}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=It("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),r=n.data;for(let t=0;t<r.length;t++)r[t]=255*Dt(r[t]/255);return i.putImageData(n,0,0),e}if(t.data){const e=t.data.slice(0);for(let t=0;t<e.length;t++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[t]=Math.floor(255*Dt(e[t]/255)):e[t]=Dt(e[t]);return{data:e,width:t.width,height:t.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}}class jt{constructor(t=null){this.isSource=!0,this.uuid=xt(),this.data=t,this.version=0}set needsUpdate(t){!0===t&&this.version++}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.images[this.uuid])return t.images[this.uuid];const i={uuid:this.uuid,url:""},n=this.data;if(null!==n){let t;if(Array.isArray(n)){t=[];for(let e=0,i=n.length;e<i;e++)n[e].isDataTexture?t.push(qt(n[e].image)):t.push(qt(n[e]))}else t=qt(n);i.url=t}return e||(t.images[this.uuid]=i),i}}function qt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Xt.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Yt=0;class Zt extends ft{constructor(t=Zt.DEFAULT_IMAGE,e=Zt.DEFAULT_MAPPING,i=1001,n=1001,r=1006,s=1008,a=1023,o=1009,l=1,c=3e3){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Yt++}),this.uuid=xt(),this.name="",this.source=new jt(t),this.mipmaps=[],this.mapping=e,this.wrapS=i,this.wrapT=n,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new At(0,0),this.repeat=new At(1,1),this.center=new At(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Rt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==n)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case c:t.x=t.x-Math.floor(t.x);break;case h:t.x=t.x<0?0:1;break;case u:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case c:t.y=t.y-Math.floor(t.y);break;case h:t.y=t.y<0?0:1;break;case u:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}}Zt.DEFAULT_IMAGE=null,Zt.DEFAULT_MAPPING=n;class Jt{constructor(t=0,e=0,i=0,n=1){Jt.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=n}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n+s[12]*r,this.y=s[1]*e+s[5]*i+s[9]*n+s[13]*r,this.z=s[2]*e+s[6]*i+s[10]*n+s[14]*r,this.w=s[3]*e+s[7]*i+s[11]*n+s[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,n,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-u)<s&&Math.abs(h-f)<s&&Math.abs(p-m)<s){if(Math.abs(c+u)<a&&Math.abs(h+f)<a&&Math.abs(p+m)<a&&Math.abs(l+d+g-3)<a)return this.set(1,0,0,0),this;e=Math.PI;const t=(l+1)/2,o=(d+1)/2,_=(g+1)/2,v=(c+u)/4,x=(h+f)/4,y=(p+m)/4;return t>o&&t>_?t<s?(i=0,n=.707106781,r=.707106781):(i=Math.sqrt(t),n=v/i,r=x/i):o>_?o<s?(i=.707106781,n=0,r=.707106781):(n=Math.sqrt(o),i=v/n,r=y/n):_<s?(i=.707106781,n=.707106781,r=0):(r=Math.sqrt(_),i=x/r,n=y/r),this.set(i,n,r,e),this}let _=Math.sqrt((m-p)*(m-p)+(h-f)*(h-f)+(u-c)*(u-c));return Math.abs(_)<.001&&(_=1),this.x=(m-p)/_,this.y=(h-f)/_,this.z=(u-c)/_,this.w=Math.acos((l+d+g-1)/2),this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this.w=t.w+(e.w-t.w)*i,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Kt extends ft{constructor(t,e,i={}){super(),this.isWebGLRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new Jt(0,0,t,e),this.scissorTest=!1,this.viewport=new Jt(0,0,t,e);const n={width:t,height:e,depth:1};this.texture=new Zt(n,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.encoding),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=void 0!==i.generateMipmaps&&i.generateMipmaps,this.texture.internalFormat=void 0!==i.internalFormat?i.internalFormat:null,this.texture.minFilter=void 0!==i.minFilter?i.minFilter:m,this.depthBuffer=void 0===i.depthBuffer||i.depthBuffer,this.stencilBuffer=void 0!==i.stencilBuffer&&i.stencilBuffer,this.depthTexture=void 0!==i.depthTexture?i.depthTexture:null,this.samples=void 0!==i.samples?i.samples:0}setSize(t,e,i=1){this.width===t&&this.height===e&&this.depth===i||(this.width=t,this.height=e,this.depth=i,this.texture.image.width=t,this.texture.image.height=e,this.texture.image.depth=i,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.texture.isRenderTargetTexture=!0;const e=Object.assign({},t.texture.image);return this.texture.source=new jt(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Qt extends Zt{constructor(t=null,e=1,i=1,n=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:i,depth:n},this.magFilter=d,this.minFilter=d,this.wrapR=h,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class $t extends Zt{constructor(t=null,e=1,i=1,n=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:i,depth:n},this.magFilter=d,this.minFilter=d,this.wrapR=h,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class te{constructor(t=0,e=0,i=0,n=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=n}static slerpFlat(t,e,i,n,r,s,a){let o=i[n+0],l=i[n+1],c=i[n+2],h=i[n+3];const u=r[s+0],d=r[s+1],p=r[s+2],f=r[s+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=p,void(t[e+3]=f);if(h!==f||o!==u||l!==d||c!==p){let t=1-a;const e=o*u+l*d+c*p+h*f,i=e>=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const r=Math.sqrt(n),s=Math.atan2(r,e*i);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*i;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+f*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,i,n,r,s){const a=i[n],o=i[n+1],l=i[n+2],c=i[n+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const i=t._x,n=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(i/2),c=a(n/2),h=a(r/2),u=o(i/2),d=o(n/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=i+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-n)*t}else if(i>a&&i>h){const t=2*Math.sqrt(1+i-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(n+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-i-h);this._w=(r-l)/t,this._x=(n+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-i-a);this._w=(s-n)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<Number.EPSILON?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(yt(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=i*c+s*a+n*l-r*o,this._y=n*c+s*o+r*a-i*l,this._z=r*c+s*l+i*o-n*a,this._w=s*c-i*a-n*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,r=this._z,s=this._w;let a=s*t._w+i*t._x+n*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=i,this._y=n,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=i*h+this._x*u,this._y=n*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=Math.random(),e=Math.sqrt(1-t),i=Math.sqrt(t),n=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(e*Math.cos(n),i*Math.sin(r),i*Math.cos(r),e*Math.sin(n))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class ee{constructor(t=0,e=0,i=0){ee.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(ne.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(ne.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*n,this.y=r[1]*e+r[4]*i+r[7]*n,this.z=r[2]*e+r[5]*i+r[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=t.elements,s=1/(r[3]*e+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*n+r[12])*s,this.y=(r[1]*e+r[5]*i+r[9]*n+r[13])*s,this.z=(r[2]*e+r[6]*i+r[10]*n+r[14])*s,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*n-a*i,c=o*i+a*e-r*n,h=o*n+r*i-s*e,u=-r*e-s*i-a*n;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n,this.y=r[1]*e+r[5]*i+r[9]*n,this.z=r[2]*e+r[6]*i+r[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=n*o-r*a,this.y=r*s-i*o,this.z=i*a-n*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return ie.copy(this).projectOnVector(t),this.sub(ie)}reflect(t){return this.sub(ie.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(yt(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=2*(Math.random()-.5),e=Math.random()*Math.PI*2,i=Math.sqrt(1-t**2);return this.x=i*Math.cos(e),this.y=i*Math.sin(e),this.z=t,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ie=new ee,ne=new te;class re{constructor(t=new ee(1/0,1/0,1/0),e=new ee(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,i=1/0,n=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.length;o<l;o+=3){const l=t[o],c=t[o+1],h=t[o+2];l<e&&(e=l),c<i&&(i=c),h<n&&(n=h),l>r&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,i,n),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,i=1/0,n=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;o<l;o++){const l=t.getX(o),c=t.getY(o),h=t.getZ(o);l<e&&(e=l),c<i&&(i=c),h<n&&(n=h),l>r&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,i,n),this.max.set(r,s,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const i=ae.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(i),this.max.copy(t).add(i),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);const i=t.geometry;if(void 0!==i)if(e&&null!=i.attributes&&void 0!==i.attributes.position){const e=i.attributes.position;for(let i=0,n=e.count;i<n;i++)ae.fromBufferAttribute(e,i).applyMatrix4(t.matrixWorld),this.expandByPoint(ae)}else null===i.boundingBox&&i.computeBoundingBox(),oe.copy(i.boundingBox),oe.applyMatrix4(t.matrixWorld),this.union(oe);const n=t.children;for(let t=0,i=n.length;t<i;t++)this.expandByObject(n[t],e);return this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)}intersectsSphere(t){return this.clampPoint(t.center,ae),ae.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(fe),me.subVectors(this.max,fe),le.subVectors(t.a,fe),ce.subVectors(t.b,fe),he.subVectors(t.c,fe),ue.subVectors(ce,le),de.subVectors(he,ce),pe.subVectors(le,he);let e=[0,-ue.z,ue.y,0,-de.z,de.y,0,-pe.z,pe.y,ue.z,0,-ue.x,de.z,0,-de.x,pe.z,0,-pe.x,-ue.y,ue.x,0,-de.y,de.x,0,-pe.y,pe.x,0];return!!ve(e,le,ce,he,me)&&(e=[1,0,0,0,1,0,0,0,1],!!ve(e,le,ce,he,me)&&(ge.crossVectors(ue,de),e=[ge.x,ge.y,ge.z],ve(e,le,ce,he,me)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return ae.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(ae).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(se[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),se[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),se[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),se[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),se[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),se[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),se[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),se[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(se)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const se=[new ee,new ee,new ee,new ee,new ee,new ee,new ee,new ee],ae=new ee,oe=new re,le=new ee,ce=new ee,he=new ee,ue=new ee,de=new ee,pe=new ee,fe=new ee,me=new ee,ge=new ee,_e=new ee;function ve(t,e,i,n,r){for(let s=0,a=t.length-3;s<=a;s+=3){_e.fromArray(t,s);const a=r.x*Math.abs(_e.x)+r.y*Math.abs(_e.y)+r.z*Math.abs(_e.z),o=e.dot(_e),l=i.dot(_e),c=n.dot(_e);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const xe=new re,ye=new ee,Me=new ee,be=new ee;class Se{constructor(t=new ee,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):xe.setFromPoints(t).getCenter(i);let n=0;for(let e=0,r=t.length;e<r;e++)n=Math.max(n,i.distanceToSquared(t[e]));return this.radius=Math.sqrt(n),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const i=this.center.distanceToSquared(t);return e.copy(t),i>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){be.subVectors(t,this.center);const e=be.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.add(be.multiplyScalar(i/t)),this.radius+=i}return this}union(t){return!0===this.center.equals(t.center)?Me.set(0,0,1).multiplyScalar(t.radius):Me.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(ye.copy(t.center).add(Me)),this.expandByPoint(ye.copy(t.center).sub(Me)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const we=new ee,Te=new ee,Ee=new ee,Ae=new ee,Re=new ee,Ce=new ee,Le=new ee;class Pe{constructor(t=new ee,e=new ee(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,we)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(i).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=we.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(we.copy(this.direction).multiplyScalar(e).add(this.origin),we.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){Te.copy(t).add(e).multiplyScalar(.5),Ee.copy(e).sub(t).normalize(),Ae.copy(this.origin).sub(Te);const r=.5*t.distanceTo(e),s=-this.direction.dot(Ee),a=Ae.dot(this.direction),o=-Ae.dot(Ee),l=Ae.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return i&&i.copy(this.direction).multiplyScalar(h).add(this.origin),n&&n.copy(Ee).multiplyScalar(u).add(Te),d}intersectSphere(t,e){we.subVectors(t.center,this.origin);const i=we.dot(this.direction),n=we.dot(we)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),i>s||r>n?null:((r>i||i!=i)&&(i=r),(s<n||n!=n)&&(n=s),h>=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o<n||n!=n)&&(n=o),n<0?null:this.at(i>=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,we)}intersectTriangle(t,e,i,n,r){Re.subVectors(e,t),Ce.subVectors(i,t),Le.crossVectors(Re,Ce);let s,a=this.direction.dot(Le);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Ae.subVectors(this.origin,t);const o=s*this.direction.dot(Ce.crossVectors(Ae,Ce));if(o<0)return null;const l=s*this.direction.dot(Re.cross(Ae));if(l<0)return null;if(o+l>a)return null;const c=-s*Ae.dot(Le);return c<0?null:this.at(c/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class Ie{constructor(){Ie.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set(t,e,i,n,r,s,a,o,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new Ie).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/De.setFromMatrixColumn(t,0).length(),r=1/De.setFromMatrixColumn(t,1).length(),s=1/De.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,i=s*h,n=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,i=o*h,n=l*c,r=l*h;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,i=o*h,n=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,i=s*h,n=a*c,r=a*h;e[0]=o*c,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=n*h+i,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=i*h+n,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=i*h-n,e[2]=n*h-i,e[6]=a*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Oe,t,Fe)}lookAt(t,e,i){const n=this.elements;return ze.subVectors(t,e),0===ze.lengthSq()&&(ze.z=1),ze.normalize(),Ue.crossVectors(i,ze),0===Ue.lengthSq()&&(1===Math.abs(i.z)?ze.x+=1e-4:ze.z+=1e-4,ze.normalize(),Ue.crossVectors(i,ze)),Ue.normalize(),Be.crossVectors(ze,Ue),n[0]=Ue.x,n[4]=Be.x,n[8]=ze.x,n[1]=Ue.y,n[5]=Be.y,n[9]=ze.y,n[2]=Ue.z,n[6]=Be.z,n[10]=ze.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],c=i[1],h=i[5],u=i[9],d=i[13],p=i[2],f=i[6],m=i[10],g=i[14],_=i[3],v=i[7],x=i[11],y=i[15],M=n[0],b=n[4],S=n[8],w=n[12],T=n[1],E=n[5],A=n[9],R=n[13],C=n[2],L=n[6],P=n[10],I=n[14],D=n[3],N=n[7],O=n[11],F=n[15];return r[0]=s*M+a*T+o*C+l*D,r[4]=s*b+a*E+o*L+l*N,r[8]=s*S+a*A+o*P+l*O,r[12]=s*w+a*R+o*I+l*F,r[1]=c*M+h*T+u*C+d*D,r[5]=c*b+h*E+u*L+d*N,r[9]=c*S+h*A+u*P+d*O,r[13]=c*w+h*R+u*I+d*F,r[2]=p*M+f*T+m*C+g*D,r[6]=p*b+f*E+m*L+g*N,r[10]=p*S+f*A+m*P+g*O,r[14]=p*w+f*R+m*I+g*F,r[3]=_*M+v*T+x*C+y*D,r[7]=_*b+v*E+x*L+y*N,r[11]=_*S+v*A+x*P+y*O,r[15]=_*w+v*R+x*I+y*F,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-n*l*h-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+i*s*d+r*a*c-i*l*c)+t[15]*(-n*a*c-e*o*h+e*a*u+n*s*h-i*s*u+i*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],f=t[13],m=t[14],g=t[15],_=h*m*l-f*u*l+f*o*d-a*m*d-h*o*g+a*u*g,v=p*u*l-c*m*l-p*o*d+s*m*d+c*o*g-s*u*g,x=c*f*l-p*h*l+p*a*d-s*f*d-c*a*g+s*h*g,y=p*h*o-c*f*o-p*a*u+s*f*u+c*a*m-s*h*m,M=e*_+i*v+n*x+r*y;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/M;return t[0]=_*b,t[1]=(f*u*r-h*m*r-f*n*d+i*m*d+h*n*g-i*u*g)*b,t[2]=(a*m*r-f*o*r+f*n*l-i*m*l-a*n*g+i*o*g)*b,t[3]=(h*o*r-a*u*r-h*n*l+i*u*l+a*n*d-i*o*d)*b,t[4]=v*b,t[5]=(c*m*r-p*u*r+p*n*d-e*m*d-c*n*g+e*u*g)*b,t[6]=(p*o*r-s*m*r-p*n*l+e*m*l+s*n*g-e*o*g)*b,t[7]=(s*u*r-c*o*r+c*n*l-e*u*l-s*n*d+e*o*d)*b,t[8]=x*b,t[9]=(p*h*r-c*f*r-p*i*d+e*f*d+c*i*g-e*h*g)*b,t[10]=(s*f*r-p*a*r+p*i*l-e*f*l-s*i*g+e*a*g)*b,t[11]=(c*a*r-s*h*r-c*i*l+e*h*l+s*i*d-e*a*d)*b,t[12]=y*b,t[13]=(c*f*n-p*h*n+p*i*u-e*f*u-c*i*m+e*h*m)*b,t[14]=(p*a*n-s*f*n-p*i*o+e*f*o+s*i*m-e*a*m)*b,t[15]=(s*h*n-c*a*n+c*i*o-e*h*o-s*i*u+e*a*u)*b,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,c*a+i,c*o-n*s,0,l*o-n*a,c*o+n*s,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,f=s*c,m=s*h,g=a*h,_=o*l,v=o*c,x=o*h,y=i.x,M=i.y,b=i.z;return n[0]=(1-(f+g))*y,n[1]=(d+x)*y,n[2]=(p-v)*y,n[3]=0,n[4]=(d-x)*M,n[5]=(1-(u+g))*M,n[6]=(m+_)*M,n[7]=0,n[8]=(p+v)*b,n[9]=(m-_)*b,n[10]=(1-(u+f))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let r=De.set(n[0],n[1],n[2]).length();const s=De.set(n[4],n[5],n[6]).length(),a=De.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],Ne.copy(this);const o=1/r,l=1/s,c=1/a;return Ne.elements[0]*=o,Ne.elements[1]*=o,Ne.elements[2]*=o,Ne.elements[4]*=l,Ne.elements[5]*=l,Ne.elements[6]*=l,Ne.elements[8]*=c,Ne.elements[9]*=c,Ne.elements[10]*=c,e.setFromRotationMatrix(Ne),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s){const a=this.elements,o=2*r/(e-t),l=2*r/(i-n),c=(e+t)/(e-t),h=(i+n)/(i-n),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,i,n,r,s){const a=this.elements,o=1/(e-t),l=1/(i-n),c=1/(s-r),h=(e+t)*o,u=(i+n)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const De=new ee,Ne=new Ie,Oe=new ee(0,0,0),Fe=new ee(1,1,1),Ue=new ee,Be=new ee,ze=new ee,Ge=new Ie,ke=new te;class He{constructor(t=0,e=0,i=0,n=He.DefaultOrder){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],c=n[9],h=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(yt(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-yt(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(yt(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-yt(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(yt(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-yt(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return Ge.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Ge,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return ke.setFromEuler(this),this.setFromQuaternion(ke,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}toVector3(){console.error("THREE.Euler: .toVector3() has been removed. Use Vector3.setFromEuler() instead")}}He.DefaultOrder="XYZ",He.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Ve{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return 0!=(this.mask&t.mask)}isEnabled(t){return 0!=(this.mask&(1<<t|0))}}let We=0;const Xe=new ee,je=new te,qe=new Ie,Ye=new ee,Ze=new ee,Je=new ee,Ke=new te,Qe=new ee(1,0,0),$e=new ee(0,1,0),ti=new ee(0,0,1),ei={type:"added"},ii={type:"removed"};class ni extends ft{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:We++}),this.uuid=xt(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ni.DefaultUp.clone();const t=new ee,e=new He,i=new te,n=new ee(1,1,1);e._onChange((function(){i.setFromEuler(e,!1)})),i._onChange((function(){e.setFromQuaternion(i,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new Ie},normalMatrix:{value:new Rt}}),this.matrix=new Ie,this.matrixWorld=new Ie,this.matrixAutoUpdate=ni.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Ve,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return je.setFromAxisAngle(t,e),this.quaternion.multiply(je),this}rotateOnWorldAxis(t,e){return je.setFromAxisAngle(t,e),this.quaternion.premultiply(je),this}rotateX(t){return this.rotateOnAxis(Qe,t)}rotateY(t){return this.rotateOnAxis($e,t)}rotateZ(t){return this.rotateOnAxis(ti,t)}translateOnAxis(t,e){return Xe.copy(t).applyQuaternion(this.quaternion),this.position.add(Xe.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(Qe,t)}translateY(t){return this.translateOnAxis($e,t)}translateZ(t){return this.translateOnAxis(ti,t)}localToWorld(t){return t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return t.applyMatrix4(qe.copy(this.matrixWorld).invert())}lookAt(t,e,i){t.isVector3?Ye.copy(t):Ye.set(t,e,i);const n=this.parent;this.updateWorldMatrix(!0,!1),Ze.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?qe.lookAt(Ze,Ye,this.up):qe.lookAt(Ye,Ze,this.up),this.quaternion.setFromRotationMatrix(qe),n&&(qe.extractRotation(n.matrixWorld),je.setFromRotationMatrix(qe),this.quaternion.premultiply(je.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(ei)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}const e=this.children.indexOf(t);return-1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(ii)),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){for(let t=0;t<this.children.length;t++){const e=this.children[t];e.parent=null,e.dispatchEvent(ii)}return this.children.length=0,this}attach(t){return this.updateWorldMatrix(!0,!1),qe.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),qe.multiply(t.parent.matrixWorld)),t.applyMatrix4(qe),this.add(t),t.updateWorldMatrix(!1,!0),this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let i=0,n=this.children.length;i<n;i++){const n=this.children[i].getObjectByProperty(t,e);if(void 0!==n)return n}}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ze,t,Je),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ze,Ke,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverseVisible(t)}traverseAncestors(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].updateMatrixWorld(t)}updateWorldMatrix(t,e){const i=this.parent;if(!0===t&&null!==i&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e){const t=this.children;for(let e=0,i=t.length;e<i;e++)t[e].updateWorldMatrix(!1,!0)}}toJSON(t){const e=void 0===t||"string"==typeof t,i={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const n={};function r(e,i){return void 0===e[i.uuid]&&(e[i.uuid]=i.toJSON(t)),i.uuid}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),!0===this.castShadow&&(n.castShadow=!0),!0===this.receiveShadow&&(n.receiveShadow=!0),!1===this.visible&&(n.visible=!1),!1===this.frustumCulled&&(n.frustumCulled=!1),0!==this.renderOrder&&(n.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e<n;e++){const n=i[e];r(t.shapes,n)}else r(t.shapes,i)}}if(this.isSkinnedMesh&&(n.bindMode=this.bindMode,n.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(t.skeletons,this.skeleton),n.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let i=0,n=this.material.length;i<n;i++)e.push(r(t.materials,this.material[i]));n.material=e}else n.material=r(t.materials,this.material);if(this.children.length>0){n.children=[];for(let e=0;e<this.children.length;e++)n.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){n.animations=[];for(let e=0;e<this.animations.length;e++){const i=this.animations[e];n.animations.push(r(t.animations,i))}}if(e){const e=s(t.geometries),n=s(t.materials),r=s(t.textures),a=s(t.images),o=s(t.shapes),l=s(t.skeletons),c=s(t.animations),h=s(t.nodes);e.length>0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),c.length>0&&(i.animations=c),h.length>0&&(i.nodes=h)}return i.object=n,i;function s(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e<t.children.length;e++){const i=t.children[e];this.add(i.clone())}return this}}ni.DefaultUp=new ee(0,1,0),ni.DefaultMatrixAutoUpdate=!0;const ri=new ee,si=new ee,ai=new ee,oi=new ee,li=new ee,ci=new ee,hi=new ee,ui=new ee,di=new ee,pi=new ee;class fi{constructor(t=new ee,e=new ee,i=new ee){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,n){n.subVectors(i,e),ri.subVectors(t,e),n.cross(ri);const r=n.lengthSq();return r>0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(t,e,i,n,r){ri.subVectors(n,e),si.subVectors(i,e),ai.subVectors(t,e);const s=ri.dot(ri),a=ri.dot(si),o=ri.dot(ai),l=si.dot(si),c=si.dot(ai),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,n){return this.getBarycoord(t,e,i,n,oi),oi.x>=0&&oi.y>=0&&oi.x+oi.y<=1}static getUV(t,e,i,n,r,s,a,o){return this.getBarycoord(t,e,i,n,oi),o.set(0,0),o.addScaledVector(r,oi.x),o.addScaledVector(s,oi.y),o.addScaledVector(a,oi.z),o}static isFrontFacing(t,e,i,n){return ri.subVectors(i,e),si.subVectors(t,e),ri.cross(si).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return ri.subVectors(this.c,this.b),si.subVectors(this.a,this.b),.5*ri.cross(si).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return fi.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return fi.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,i,n,r){return fi.getUV(t,this.a,this.b,this.c,e,i,n,r)}containsPoint(t){return fi.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return fi.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,r=this.c;let s,a;li.subVectors(n,i),ci.subVectors(r,i),ui.subVectors(t,i);const o=li.dot(ui),l=ci.dot(ui);if(o<=0&&l<=0)return e.copy(i);di.subVectors(t,n);const c=li.dot(di),h=ci.dot(di);if(c>=0&&h<=c)return e.copy(n);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(i).addScaledVector(li,s);pi.subVectors(t,r);const d=li.dot(pi),p=ci.dot(pi);if(p>=0&&d<=p)return e.copy(r);const f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(i).addScaledVector(ci,a);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return hi.subVectors(r,n),a=(h-c)/(h-c+(d-p)),e.copy(n).addScaledVector(hi,a);const g=1/(m+f+u);return s=f*g,a=u*g,e.copy(i).addScaledVector(li,s).addScaledVector(ci,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let mi=0;class gi extends ft{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:mi++}),this.uuid=xt(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=i,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ht,this.stencilZFail=ht,this.stencilZPass=ht,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===i;continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=this.transparent),i.depthFunc=this.depthFunc,i.depthTest=this.depthTest,i.depthWrite=this.depthWrite,i.colorWrite=this.colorWrite,i.stencilWrite=this.stencilWrite,i.stencilWriteMask=this.stencilWriteMask,i.stencilFunc=this.stencilFunc,i.stencilRef=this.stencilRef,i.stencilFuncMask=this.stencilFuncMask,i.stencilFail=this.stencilFail,i.stencilZFail=this.stencilZFail,i.stencilZPass=this.stencilZPass,void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(i.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(i.wireframe=this.wireframe),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=this.flatShading),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),e){const e=n(t.textures),r=n(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class _i extends gi{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Vt(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const vi=new ee,xi=new At;class yi{constructor(t,e,i){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===i,this.usage=ut,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,r=this.itemSize;n<r;n++)this.array[t+n]=e.array[i+n];return this}copyArray(t){return this.array.set(t),this}copyColorsArray(t){const e=this.array;let i=0;for(let n=0,r=t.length;n<r;n++){let r=t[n];void 0===r&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",n),r=new Vt),e[i++]=r.r,e[i++]=r.g,e[i++]=r.b}return this}copyVector2sArray(t){const e=this.array;let i=0;for(let n=0,r=t.length;n<r;n++){let r=t[n];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",n),r=new At),e[i++]=r.x,e[i++]=r.y}return this}copyVector3sArray(t){const e=this.array;let i=0;for(let n=0,r=t.length;n<r;n++){let r=t[n];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",n),r=new ee),e[i++]=r.x,e[i++]=r.y,e[i++]=r.z}return this}copyVector4sArray(t){const e=this.array;let i=0;for(let n=0,r=t.length;n<r;n++){let r=t[n];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",n),r=new Jt),e[i++]=r.x,e[i++]=r.y,e[i++]=r.z,e[i++]=r.w}return this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,i=this.count;e<i;e++)xi.fromBufferAttribute(this,e),xi.applyMatrix3(t),this.setXY(e,xi.x,xi.y);else if(3===this.itemSize)for(let e=0,i=this.count;e<i;e++)vi.fromBufferAttribute(this,e),vi.applyMatrix3(t),this.setXYZ(e,vi.x,vi.y,vi.z);return this}applyMatrix4(t){for(let e=0,i=this.count;e<i;e++)vi.fromBufferAttribute(this,e),vi.applyMatrix4(t),this.setXYZ(e,vi.x,vi.y,vi.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)vi.fromBufferAttribute(this,e),vi.applyNormalMatrix(t),this.setXYZ(e,vi.x,vi.y,vi.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)vi.fromBufferAttribute(this,e),vi.transformDirection(t),this.setXYZ(e,vi.x,vi.y,vi.z);return this}set(t,e=0){return this.array.set(t,e),this}getX(t){return this.array[t*this.itemSize]}setX(t,e){return this.array[t*this.itemSize]=e,this}getY(t){return this.array[t*this.itemSize+1]}setY(t,e){return this.array[t*this.itemSize+1]=e,this}getZ(t){return this.array[t*this.itemSize+2]}setZ(t,e){return this.array[t*this.itemSize+2]=e,this}getW(t){return this.array[t*this.itemSize+3]}setW(t,e){return this.array[t*this.itemSize+3]=e,this}setXY(t,e,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this}setXYZ(t,e,i,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this}setXYZW(t,e,i,n,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this.array[t+3]=r,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),this.usage!==ut&&(t.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(t.updateRange=this.updateRange),t}}class Mi extends yi{constructor(t,e,i){super(new Uint16Array(t),e,i)}}class bi extends yi{constructor(t,e,i){super(new Uint32Array(t),e,i)}}class Si extends yi{constructor(t,e,i){super(new Float32Array(t),e,i)}}let wi=0;const Ti=new Ie,Ei=new ni,Ai=new ee,Ri=new re,Ci=new re,Li=new ee;class Pi extends ft{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:wi++}),this.uuid=xt(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(Ct(t)?bi:Mi)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Rt).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const n=this.attributes.tangent;return void 0!==n&&(n.transformDirection(t),n.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return Ti.makeRotationFromQuaternion(t),this.applyMatrix4(Ti),this}rotateX(t){return Ti.makeRotationX(t),this.applyMatrix4(Ti),this}rotateY(t){return Ti.makeRotationY(t),this.applyMatrix4(Ti),this}rotateZ(t){return Ti.makeRotationZ(t),this.applyMatrix4(Ti),this}translate(t,e,i){return Ti.makeTranslation(t,e,i),this.applyMatrix4(Ti),this}scale(t,e,i){return Ti.makeScale(t,e,i),this.applyMatrix4(Ti),this}lookAt(t){return Ei.lookAt(t),Ei.updateMatrix(),this.applyMatrix4(Ei.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ai).negate(),this.translate(Ai.x,Ai.y,Ai.z),this}setFromPoints(t){const e=[];for(let i=0,n=t.length;i<n;i++){const n=t[i];e.push(n.x,n.y,n.z||0)}return this.setAttribute("position",new Si(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new re);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new ee(-1/0,-1/0,-1/0),new ee(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){const i=e[t];Ri.setFromBufferAttribute(i),this.morphTargetsRelative?(Li.addVectors(this.boundingBox.min,Ri.min),this.boundingBox.expandByPoint(Li),Li.addVectors(this.boundingBox.max,Ri.max),this.boundingBox.expandByPoint(Li)):(this.boundingBox.expandByPoint(Ri.min),this.boundingBox.expandByPoint(Ri.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new Se);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new ee,1/0);if(t){const i=this.boundingSphere.center;if(Ri.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){const i=e[t];Ci.setFromBufferAttribute(i),this.morphTargetsRelative?(Li.addVectors(Ri.min,Ci.min),Ri.expandByPoint(Li),Li.addVectors(Ri.max,Ci.max),Ri.expandByPoint(Li)):(Ri.expandByPoint(Ci.min),Ri.expandByPoint(Ci.max))}Ri.getCenter(i);let n=0;for(let e=0,r=t.count;e<r;e++)Li.fromBufferAttribute(t,e),n=Math.max(n,i.distanceToSquared(Li));if(e)for(let r=0,s=e.length;r<s;r++){const s=e[r],a=this.morphTargetsRelative;for(let e=0,r=s.count;e<r;e++)Li.fromBufferAttribute(s,e),a&&(Ai.fromBufferAttribute(t,e),Li.add(Ai)),n=Math.max(n,i.distanceToSquared(Li))}this.boundingSphere.radius=Math.sqrt(n),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const i=t.array,n=e.position.array,r=e.normal.array,s=e.uv.array,a=n.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new yi(new Float32Array(4*a),4));const o=this.getAttribute("tangent").array,l=[],c=[];for(let t=0;t<a;t++)l[t]=new ee,c[t]=new ee;const h=new ee,u=new ee,d=new ee,p=new At,f=new At,m=new At,g=new ee,_=new ee;function v(t,e,i){h.fromArray(n,3*t),u.fromArray(n,3*e),d.fromArray(n,3*i),p.fromArray(s,2*t),f.fromArray(s,2*e),m.fromArray(s,2*i),u.sub(h),d.sub(h),f.sub(p),m.sub(p);const r=1/(f.x*m.y-m.x*f.y);isFinite(r)&&(g.copy(u).multiplyScalar(m.y).addScaledVector(d,-f.y).multiplyScalar(r),_.copy(d).multiplyScalar(f.x).addScaledVector(u,-m.x).multiplyScalar(r),l[t].add(g),l[e].add(g),l[i].add(g),c[t].add(_),c[e].add(_),c[i].add(_))}let x=this.groups;0===x.length&&(x=[{start:0,count:i.length}]);for(let t=0,e=x.length;t<e;++t){const e=x[t],n=e.start;for(let t=n,r=n+e.count;t<r;t+=3)v(i[t+0],i[t+1],i[t+2])}const y=new ee,M=new ee,b=new ee,S=new ee;function w(t){b.fromArray(r,3*t),S.copy(b);const e=l[t];y.copy(e),y.sub(b.multiplyScalar(b.dot(e))).normalize(),M.crossVectors(S,e);const i=M.dot(c[t])<0?-1:1;o[4*t]=y.x,o[4*t+1]=y.y,o[4*t+2]=y.z,o[4*t+3]=i}for(let t=0,e=x.length;t<e;++t){const e=x[t],n=e.start;for(let t=n,r=n+e.count;t<r;t+=3)w(i[t+0]),w(i[t+1]),w(i[t+2])}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let i=this.getAttribute("normal");if(void 0===i)i=new yi(new Float32Array(3*e.count),3),this.setAttribute("normal",i);else for(let t=0,e=i.count;t<e;t++)i.setXYZ(t,0,0,0);const n=new ee,r=new ee,s=new ee,a=new ee,o=new ee,l=new ee,c=new ee,h=new ee;if(t)for(let u=0,d=t.count;u<d;u+=3){const d=t.getX(u+0),p=t.getX(u+1),f=t.getX(u+2);n.fromBufferAttribute(e,d),r.fromBufferAttribute(e,p),s.fromBufferAttribute(e,f),c.subVectors(s,r),h.subVectors(n,r),c.cross(h),a.fromBufferAttribute(i,d),o.fromBufferAttribute(i,p),l.fromBufferAttribute(i,f),a.add(c),o.add(c),l.add(c),i.setXYZ(d,a.x,a.y,a.z),i.setXYZ(p,o.x,o.y,o.z),i.setXYZ(f,l.x,l.y,l.z)}else for(let t=0,a=e.count;t<a;t+=3)n.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),s.fromBufferAttribute(e,t+2),c.subVectors(s,r),h.subVectors(n,r),c.cross(h),i.setXYZ(t+0,c.x,c.y,c.z),i.setXYZ(t+1,c.x,c.y,c.z),i.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),i.needsUpdate=!0}}merge(t,e){if(!t||!t.isBufferGeometry)return void console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t);void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));const i=this.attributes;for(const n in i){if(void 0===t.attributes[n])continue;const r=i[n].array,s=t.attributes[n],a=s.array,o=s.itemSize*e,l=Math.min(a.length,r.length-o);for(let t=0,e=o;t<l;t++,e++)r[e]=a[t]}return this}normalizeNormals(){const t=this.attributes.normal;for(let e=0,i=t.count;e<i;e++)Li.fromBufferAttribute(t,e),Li.normalize(),t.setXYZ(e,Li.x,Li.y,Li.z)}toNonIndexed(){function t(t,e){const i=t.array,n=t.itemSize,r=t.normalized,s=new i.constructor(e.length*n);let a=0,o=0;for(let r=0,l=e.length;r<l;r++){a=t.isInterleavedBufferAttribute?e[r]*t.data.stride+t.offset:e[r]*n;for(let t=0;t<n;t++)s[o++]=i[a++]}return new yi(s,n,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new Pi,i=this.index.array,n=this.attributes;for(const r in n){const s=t(n[r],i);e.setAttribute(r,s)}const r=this.morphAttributes;for(const n in r){const s=[],a=r[n];for(let e=0,n=a.length;e<n;e++){const n=t(a[e],i);s.push(n)}e.morphAttributes[n]=s}e.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let t=0,i=s.length;t<i;t++){const i=s[t];e.addGroup(i.start,i.count,i.materialIndex)}return e}toJSON(){const t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],s=[];for(let e=0,n=i.length;e<n;e++){const n=i[e];s.push(n.toJSON(t.data))}s.length>0&&(n[e]=s,r=!0)}r&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone(e));const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],n=r[t];for(let t=0,r=n.length;t<r;t++)i.push(n[t].clone(e));this.morphAttributes[t]=i}this.morphTargetsRelative=t.morphTargetsRelative;const s=t.groups;for(let t=0,e=s.length;t<e;t++){const e=s[t];this.addGroup(e.start,e.count,e.materialIndex)}const a=t.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,void 0!==t.parameters&&(this.parameters=Object.assign({},t.parameters)),this}dispose(){this.dispatchEvent({type:"dispose"})}}const Ii=new Ie,Di=new Pe,Ni=new Se,Oi=new ee,Fi=new ee,Ui=new ee,Bi=new ee,zi=new ee,Gi=new ee,ki=new ee,Hi=new ee,Vi=new ee,Wi=new At,Xi=new At,ji=new At,qi=new ee,Yi=new ee;class Zi extends ni{constructor(t=new Pi,e=new _i){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}raycast(t,e){const i=this.geometry,n=this.material,r=this.matrixWorld;if(void 0===n)return;if(null===i.boundingSphere&&i.computeBoundingSphere(),Ni.copy(i.boundingSphere),Ni.applyMatrix4(r),!1===t.ray.intersectsSphere(Ni))return;if(Ii.copy(r).invert(),Di.copy(t.ray).applyMatrix4(Ii),null!==i.boundingBox&&!1===Di.intersectsBox(i.boundingBox))return;let s;const a=i.index,o=i.attributes.position,l=i.morphAttributes.position,c=i.morphTargetsRelative,h=i.attributes.uv,u=i.attributes.uv2,d=i.groups,p=i.drawRange;if(null!==a)if(Array.isArray(n))for(let i=0,r=d.length;i<r;i++){const r=d[i],f=n[r.materialIndex];for(let i=Math.max(r.start,p.start),n=Math.min(a.count,Math.min(r.start+r.count,p.start+p.count));i<n;i+=3){const n=a.getX(i),d=a.getX(i+1),p=a.getX(i+2);s=Ji(this,f,t,Di,o,l,c,h,u,n,d,p),s&&(s.faceIndex=Math.floor(i/3),s.face.materialIndex=r.materialIndex,e.push(s))}}else{for(let i=Math.max(0,p.start),r=Math.min(a.count,p.start+p.count);i<r;i+=3){const r=a.getX(i),d=a.getX(i+1),p=a.getX(i+2);s=Ji(this,n,t,Di,o,l,c,h,u,r,d,p),s&&(s.faceIndex=Math.floor(i/3),e.push(s))}}else if(void 0!==o)if(Array.isArray(n))for(let i=0,r=d.length;i<r;i++){const r=d[i],a=n[r.materialIndex];for(let i=Math.max(r.start,p.start),n=Math.min(o.count,Math.min(r.start+r.count,p.start+p.count));i<n;i+=3){s=Ji(this,a,t,Di,o,l,c,h,u,i,i+1,i+2),s&&(s.faceIndex=Math.floor(i/3),s.face.materialIndex=r.materialIndex,e.push(s))}}else{for(let i=Math.max(0,p.start),r=Math.min(o.count,p.start+p.count);i<r;i+=3){s=Ji(this,n,t,Di,o,l,c,h,u,i,i+1,i+2),s&&(s.faceIndex=Math.floor(i/3),e.push(s))}}}}function Ji(t,e,i,n,r,s,a,o,l,c,h,u){Oi.fromBufferAttribute(r,c),Fi.fromBufferAttribute(r,h),Ui.fromBufferAttribute(r,u);const d=t.morphTargetInfluences;if(s&&d){ki.set(0,0,0),Hi.set(0,0,0),Vi.set(0,0,0);for(let t=0,e=s.length;t<e;t++){const e=d[t],i=s[t];0!==e&&(Bi.fromBufferAttribute(i,c),zi.fromBufferAttribute(i,h),Gi.fromBufferAttribute(i,u),a?(ki.addScaledVector(Bi,e),Hi.addScaledVector(zi,e),Vi.addScaledVector(Gi,e)):(ki.addScaledVector(Bi.sub(Oi),e),Hi.addScaledVector(zi.sub(Fi),e),Vi.addScaledVector(Gi.sub(Ui),e)))}Oi.add(ki),Fi.add(Hi),Ui.add(Vi)}t.isSkinnedMesh&&(t.boneTransform(c,Oi),t.boneTransform(h,Fi),t.boneTransform(u,Ui));const p=function(t,e,i,n,r,s,a,o){let l;if(l=1===e.side?n.intersectTriangle(a,s,r,!0,o):n.intersectTriangle(r,s,a,2!==e.side,o),null===l)return null;Yi.copy(o),Yi.applyMatrix4(t.matrixWorld);const c=i.ray.origin.distanceTo(Yi);return c<i.near||c>i.far?null:{distance:c,point:Yi.clone(),object:t}}(t,e,i,n,Oi,Fi,Ui,qi);if(p){o&&(Wi.fromBufferAttribute(o,c),Xi.fromBufferAttribute(o,h),ji.fromBufferAttribute(o,u),p.uv=fi.getUV(qi,Oi,Fi,Ui,Wi,Xi,ji,new At)),l&&(Wi.fromBufferAttribute(l,c),Xi.fromBufferAttribute(l,h),ji.fromBufferAttribute(l,u),p.uv2=fi.getUV(qi,Oi,Fi,Ui,Wi,Xi,ji,new At));const t={a:c,b:h,c:u,normal:new ee,materialIndex:0};fi.getNormal(Oi,Fi,Ui,t.normal),p.face=t}return p}class Ki extends Pi{constructor(t=1,e=1,i=1,n=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:s};const a=this;n=Math.floor(n),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,i,n,r,s,p,f,m,g,_){const v=s/m,x=p/g,y=s/2,M=p/2,b=f/2,S=m+1,w=g+1;let T=0,E=0;const A=new ee;for(let s=0;s<w;s++){const a=s*x-M;for(let o=0;o<S;o++){const u=o*v-y;A[t]=u*n,A[e]=a*r,A[i]=b,l.push(A.x,A.y,A.z),A[t]=0,A[e]=0,A[i]=f>0?1:-1,c.push(A.x,A.y,A.z),h.push(o/m),h.push(1-s/g),T+=1}}for(let t=0;t<g;t++)for(let e=0;e<m;e++){const i=u+e+S*t,n=u+e+S*(t+1),r=u+(e+1)+S*(t+1),s=u+(e+1)+S*t;o.push(i,n,s),o.push(n,r,s),E+=6}a.addGroup(d,E,_),d+=E,u+=T}p("z","y","x",-1,-1,i,e,t,s,r,0),p("z","y","x",1,-1,i,e,-t,s,r,1),p("x","z","y",1,1,t,i,e,n,s,2),p("x","z","y",1,-1,t,i,-e,n,s,3),p("x","y","z",1,-1,t,e,i,n,r,4),p("x","y","z",-1,-1,t,e,-i,n,r,5),this.setIndex(o),this.setAttribute("position",new Si(l,3)),this.setAttribute("normal",new Si(c,3)),this.setAttribute("uv",new Si(h,2))}static fromJSON(t){return new Ki(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}function Qi(t){const e={};for(const i in t){e[i]={};for(const n in t[i]){const r=t[i][n];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?e[i][n]=r.clone():Array.isArray(r)?e[i][n]=r.slice():e[i][n]=r}}return e}function $i(t){const e={};for(let i=0;i<t.length;i++){const n=Qi(t[i]);for(const t in n)e[t]=n[t]}return e}const tn={clone:Qi,merge:$i};class en extends gi{constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Qi(t.uniforms),this.uniformsGroups=function(t){const e=[];for(let i=0;i<t.length;i++)e.push(t[i].clone());return e}(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this}toJSON(t){const e=super.toJSON(t);e.glslVersion=this.glslVersion,e.uniforms={};for(const i in this.uniforms){const n=this.uniforms[i].value;n&&n.isTexture?e.uniforms[i]={type:"t",value:n.toJSON(t).uuid}:n&&n.isColor?e.uniforms[i]={type:"c",value:n.getHex()}:n&&n.isVector2?e.uniforms[i]={type:"v2",value:n.toArray()}:n&&n.isVector3?e.uniforms[i]={type:"v3",value:n.toArray()}:n&&n.isVector4?e.uniforms[i]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?e.uniforms[i]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?e.uniforms[i]={type:"m4",value:n.toArray()}:e.uniforms[i]={value:n}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class nn extends ni{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ie,this.projectionMatrix=new Ie,this.projectionMatrixInverse=new Ie}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class rn extends nn{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*vt*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*_t*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*vt*Math.atan(Math.tan(.5*_t*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,i,n,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*_t*this.fov)/this.zoom,i=2*e,n=this.aspect*i,r=-.5*n;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*n/t,e-=s.offsetY*i/a,n*=s.width/t,i*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+n,e,e-i,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const sn=90;class an extends ni{constructor(t,e,i){if(super(),this.type="CubeCamera",!0!==i.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=i;const n=new rn(sn,1,t,e);n.layers=this.layers,n.up.set(0,-1,0),n.lookAt(new ee(1,0,0)),this.add(n);const r=new rn(sn,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new ee(-1,0,0)),this.add(r);const s=new rn(sn,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new ee(0,1,0)),this.add(s);const a=new rn(sn,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new ee(0,-1,0)),this.add(a);const o=new rn(sn,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new ee(0,0,1)),this.add(o);const l=new rn(sn,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new ee(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const i=this.renderTarget,[n,r,s,a,o,l]=this.children,c=t.getRenderTarget(),h=t.toneMapping,u=t.xr.enabled;t.toneMapping=0,t.xr.enabled=!1;const d=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0),t.render(e,n),t.setRenderTarget(i,1),t.render(e,r),t.setRenderTarget(i,2),t.render(e,s),t.setRenderTarget(i,3),t.render(e,a),t.setRenderTarget(i,4),t.render(e,o),i.texture.generateMipmaps=d,t.setRenderTarget(i,5),t.render(e,l),t.setRenderTarget(c),t.toneMapping=h,t.xr.enabled=u,i.texture.needsPMREMUpdate=!0}}class on extends Zt{constructor(t,e,i,n,s,a,o,l,c,h){super(t=void 0!==t?t:[],e=void 0!==e?e:r,i,n,s,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class ln extends Kt{constructor(t,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new on(n,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:m}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},n=new Ki(5,5,5),r=new en({name:"CubemapFromEquirect",uniforms:Qi(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new Zi(n,r),a=e.minFilter;e.minFilter===_&&(e.minFilter=m);return new an(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,i,n){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,i,n);t.setRenderTarget(r)}}const cn=new ee,hn=new ee,un=new Rt;class dn{constructor(t=new ee(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){const n=cn.subVectors(i,e).cross(hn.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const i=t.delta(cn),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:e.copy(i).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||un.getNormalMatrix(t),n=this.coplanarPoint(cn).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const pn=new Se,fn=new ee;class mn{constructor(t=new dn,e=new dn,i=new dn,n=new dn,r=new dn,s=new dn){this.planes=[t,e,i,n,r,s]}set(t,e,i,n,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t){const e=this.planes,i=t.elements,n=i[0],r=i[1],s=i[2],a=i[3],o=i[4],l=i[5],c=i[6],h=i[7],u=i[8],d=i[9],p=i[10],f=i[11],m=i[12],g=i[13],_=i[14],v=i[15];return e[0].setComponents(a-n,h-o,f-u,v-m).normalize(),e[1].setComponents(a+n,h+o,f+u,v+m).normalize(),e[2].setComponents(a+r,h+l,f+d,v+g).normalize(),e[3].setComponents(a-r,h-l,f-d,v-g).normalize(),e[4].setComponents(a-s,h-c,f-p,v-_).normalize(),e[5].setComponents(a+s,h+c,f+p,v+_).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),pn.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(pn)}intersectsSprite(t){return pn.center.set(0,0,0),pn.radius=.7071067811865476,pn.applyMatrix4(t.matrixWorld),this.intersectsSphere(pn)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)<n)return!1}return!0}intersectsBox(t){const e=this.planes;for(let i=0;i<6;i++){const n=e[i];if(fn.x=n.normal.x>0?t.max.x:t.min.x,fn.y=n.normal.y>0?t.max.y:t.min.y,fn.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(fn)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function gn(){let t=null,e=!1,i=null,n=null;function r(e,s){i(e,s),n=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==i&&(n=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(t){i=t},setContext:function(e){t=e}}}function _n(t,e){const i=e.isWebGL2,n=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),n.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const i=n.get(e);i&&(t.deleteBuffer(i.buffer),n.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){const t=n.get(e);return void((!t||t.version<e.version)&&n.set(e,{buffer:e.buffer,type:e.type,bytesPerElement:e.elementSize,version:e.version}))}e.isInterleavedBufferAttribute&&(e=e.data);const s=n.get(e);void 0===s?n.set(e,function(e,n){const r=e.array,s=e.usage,a=t.createBuffer();let o;if(t.bindBuffer(n,a),t.bufferData(n,r,s),e.onUploadCallback(),r instanceof Float32Array)o=t.FLOAT;else if(r instanceof Uint16Array)if(e.isFloat16BufferAttribute){if(!i)throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");o=t.HALF_FLOAT}else o=t.UNSIGNED_SHORT;else if(r instanceof Int16Array)o=t.SHORT;else if(r instanceof Uint32Array)o=t.UNSIGNED_INT;else if(r instanceof Int32Array)o=t.INT;else if(r instanceof Int8Array)o=t.BYTE;else if(r instanceof Uint8Array)o=t.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);o=t.UNSIGNED_BYTE}return{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version}}(e,r)):s.version<e.version&&(!function(e,n,r){const s=n.array,a=n.updateRange;t.bindBuffer(r,e),-1===a.count?t.bufferSubData(r,0,s):(i?t.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s,a.offset,a.count):t.bufferSubData(r,a.offset*s.BYTES_PER_ELEMENT,s.subarray(a.offset,a.offset+a.count)),a.count=-1)}(s.buffer,e,r),s.version=e.version)}}}class vn extends Pi{constructor(t=1,e=1,i=1,n=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:n};const r=t/2,s=e/2,a=Math.floor(i),o=Math.floor(n),l=a+1,c=o+1,h=t/a,u=e/o,d=[],p=[],f=[],m=[];for(let t=0;t<c;t++){const e=t*u-s;for(let i=0;i<l;i++){const n=i*h-r;p.push(n,-e,0),f.push(0,0,1),m.push(i/a),m.push(1-t/o)}}for(let t=0;t<o;t++)for(let e=0;e<a;e++){const i=e+l*t,n=e+l*(t+1),r=e+1+l*(t+1),s=e+1+l*t;d.push(i,n,s),d.push(n,r,s)}this.setIndex(d),this.setAttribute("position",new Si(p,3)),this.setAttribute("normal",new Si(f,3)),this.setAttribute("uv",new Si(m,2))}static fromJSON(t){return new vn(t.width,t.height,t.widthSegments,t.heightSegments)}}const xn={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n\t\tfloat x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n\t\tfloat x2 = x * x;\n\t\tfloat x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n\t\treturn ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( V * D );\n}\n#ifdef USE_IRIDESCENCE\n\tvec3 BRDF_GGX_Iridescence( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float iridescence, const in vec3 iridescenceFresnel, const in float roughness ) {\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = mix( F_Schlick( f0, f90, dotVH ), iridescenceFresnel, iridescence );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,\t0.0556434,\n\t\t-1.5371385,\t1.8760108, -0.2040259,\n\t\t-0.4985314,\t0.0415560,\t1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry.normal );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry.normal );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointLightInfo( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotLightInfo( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalLightInfo( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry.normal );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vUv ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( ior - 1.0 ) / ( ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(\t\t0, 1,\t\t0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX_Iridescence( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness );\n\t#else\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(\t1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,\t1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,\t1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionAlpha = 1.0;\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationColor, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );\n\ttransmissionAlpha = mix( transmissionAlpha, transmission.a, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef texture2DLodEXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( const in vec3 radiance, const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( attenuationDistance == 0.0 ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tgl_FragColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tgl_FragColor = vec4( mix( pow( gl_FragColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), gl_FragColor.rgb * 0.0773993808, vec3( lessThanEqual( gl_FragColor.rgb, vec3( 0.04045 ) ) ) ), gl_FragColor.w );\n\t#endif\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}"},yn={common:{diffuse:{value:new Vt(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new Rt},uv2Transform:{value:new Rt},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new At(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Vt(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new 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super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,i,n,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2;let r=i-t,s=i+t,a=n+e,o=n-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}const Cn=[.125,.215,.35,.446,.526,.582],Ln=20,Pn=new Rn,In=new Vt;let Dn=null;const Nn=(1+Math.sqrt(5))/2,On=1/Nn,Fn=[new ee(1,1,1),new ee(-1,1,1),new ee(1,1,-1),new ee(-1,1,-1),new ee(0,Nn,On),new ee(0,Nn,-On),new ee(On,0,Nn),new ee(-On,0,Nn),new ee(Nn,On,0),new ee(-Nn,On,0)];class Un{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100){Dn=this._renderer.getRenderTarget(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(t,i,n,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=kn(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Gn(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;t<this._lodPlanes.length;t++)this._lodPlanes[t].dispose()}_cleanup(t){this._renderer.setRenderTarget(Dn),t.scissorTest=!1,zn(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===r||t.mapping===s?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),Dn=this._renderer.getRenderTarget();const i=e||this._allocateTargets();return this._textureToCubeUV(t,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,i={magFilter:m,minFilter:m,generateMipmaps:!1,type:b,format:w,encoding:at,depthBuffer:!1},n=Bn(t,e,i);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Bn(t,e,i);const{_lodMax:n}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(t){const e=[],i=[],n=[];let r=t;const s=t-4+1+Cn.length;for(let a=0;a<s;a++){const s=Math.pow(2,r);i.push(s);let o=1/s;a>t-4?o=Cn[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,p=6,f=3,m=2,g=1,_=new Float32Array(f*p*d),v=new Float32Array(m*p*d),x=new Float32Array(g*p*d);for(let t=0;t<d;t++){const e=t%3*2/3-1,i=t>2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];_.set(n,f*p*t),v.set(u,m*p*t);const r=[t,t,t,t,t,t];x.set(r,g*p*t)}const y=new Pi;y.setAttribute("position",new yi(_,f)),y.setAttribute("uv",new yi(v,m)),y.setAttribute("faceIndex",new yi(x,g)),e.push(y),r>4&&r--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(Ln),r=new ee(0,1,0);return new en({name:"SphericalGaussianBlur",defines:{n:Ln,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:Hn(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}(n,t,e)}return n}_compileMaterial(t){const e=new Zi(this._lodPlanes[0],t);this._renderer.compile(e,Pn)}_sceneToCubeUV(t,e,i,n){const r=new rn(90,1,e,i),s=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(In),o.toneMapping=0,o.autoClear=!1;const h=new _i({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),u=new Zi(new Ki,h);let d=!1;const p=t.background;p?p.isColor&&(h.color.copy(p),t.background=null,d=!0):(h.color.copy(In),d=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(r.up.set(0,s[e],0),r.lookAt(a[e],0,0)):1===i?(r.up.set(0,0,s[e]),r.lookAt(0,a[e],0)):(r.up.set(0,s[e],0),r.lookAt(0,0,a[e]));const l=this._cubeSize;zn(n,i*l,e>2?l:0,l,l),o.setRenderTarget(n),d&&o.render(u,r),o.render(t,r)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=c,o.autoClear=l,t.background=p}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===r||t.mapping===s;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=kn()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Gn());const a=n?this._cubemapMaterial:this._equirectMaterial,o=new Zi(this._lodPlanes[0],a);a.uniforms.envMap.value=t;const l=this._cubeSize;zn(e,0,0,3*l,2*l),i.setRenderTarget(e),i.render(o,Pn)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;for(let e=1;e<this._lodPlanes.length;e++){const i=Math.sqrt(this._sigmas[e]*this._sigmas[e]-this._sigmas[e-1]*this._sigmas[e-1]),n=Fn[(e-1)%Fn.length];this._blur(t,e-1,e,i,n)}e.autoClear=i}_blur(t,e,i,n,r){const s=this._pingPongRenderTarget;this._halfBlur(t,s,e,i,n,"latitudinal",r),this._halfBlur(s,t,i,i,n,"longitudinal",r)}_halfBlur(t,e,i,n,r,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new Zi(this._lodPlanes[n],l),h=l.uniforms,u=this._sizeLods[i]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/d,f=isFinite(r)?1+Math.floor(3*p):Ln;f>Ln&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;t<Ln;++t){const e=t/p,i=Math.exp(-e*e/2);m.push(i),0===t?g+=i:t<f&&(g+=2*i)}for(let t=0;t<m.length;t++)m[t]=m[t]/g;h.envMap.value=t.texture,h.samples.value=f,h.weights.value=m,h.latitudinal.value="latitudinal"===s,a&&(h.poleAxis.value=a);const{_lodMax:_}=this;h.dTheta.value=d,h.mipInt.value=_-i;const v=this._sizeLods[n];zn(e,3*v*(n>_-4?n-_+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,Pn)}}function Bn(t,e,i){const n=new Kt(t,e,i);return n.texture.mapping=l,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function zn(t,e,i,n,r){t.viewport.set(e,i,n,r),t.scissor.set(e,i,n,r)}function Gn(){return new en({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Hn(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function kn(){return new en({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Hn(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Hn(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function Vn(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(l){if(l&&l.isTexture){const c=l.mapping,h=c===a||c===o,u=c===r||c===s;if(h||u){if(l.isRenderTargetTexture&&!0===l.needsPMREMUpdate){l.needsPMREMUpdate=!1;let n=e.get(l);return null===i&&(i=new Un(t)),n=h?i.fromEquirectangular(l,n):i.fromCubemap(l,n),e.set(l,n),n.texture}if(e.has(l))return e.get(l).texture;{const r=l.image;if(h&&r&&r.height>0||u&&r&&function(t){let e=0;const i=6;for(let n=0;n<i;n++)void 0!==t[n]&&e++;return e===i}(r)){null===i&&(i=new Un(t));const r=h?i.fromEquirectangular(l):i.fromCubemap(l);return 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e[i]=n,n}return{has:function(t){return null!==i(t)},init:function(t){t.isWebGL2?i("EXT_color_buffer_float"):(i("WEBGL_depth_texture"),i("OES_texture_float"),i("OES_texture_half_float"),i("OES_texture_half_float_linear"),i("OES_standard_derivatives"),i("OES_element_index_uint"),i("OES_vertex_array_object"),i("ANGLE_instanced_arrays")),i("OES_texture_float_linear"),i("EXT_color_buffer_half_float"),i("WEBGL_multisampled_render_to_texture")},get:function(t){const e=i(t);return null===e&&console.warn("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function Xn(t,e,i,n){const r={},s=new WeakMap;function a(t){const o=t.target;null!==o.index&&e.remove(o.index);for(const t in o.attributes)e.remove(o.attributes[t]);o.removeEventListener("dispose",a),delete r[o.id];const l=s.get(o);l&&(e.remove(l),s.delete(o)),n.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,i.memory.geometries--}function o(t){const i=[],n=t.index,r=t.attributes.position;let a=0;if(null!==n){const t=n.array;a=n.version;for(let e=0,n=t.length;e<n;e+=3){const n=t[e+0],r=t[e+1],s=t[e+2];i.push(n,r,r,s,s,n)}}else{const t=r.array;a=r.version;for(let e=0,n=t.length/3-1;e<n;e+=3){const t=e+0,n=e+1,r=e+2;i.push(t,n,n,r,r,t)}}const o=new(Ct(i)?bi:Mi)(i,1);o.version=a;const l=s.get(t);l&&e.remove(l),s.set(t,o)}return{get:function(t,e){return!0===r[e.id]||(e.addEventListener("dispose",a),r[e.id]=!0,i.memory.geometries++),e},update:function(i){const n=i.attributes;for(const i in n)e.update(n[i],t.ARRAY_BUFFER);const r=i.morphAttributes;for(const i in r){const n=r[i];for(let i=0,r=n.length;i<r;i++)e.update(n[i],t.ARRAY_BUFFER)}},getWireframeAttribute:function(t){const e=s.get(t);if(e){const i=t.index;null!==i&&e.version<i.version&&o(t)}else o(t);return s.get(t)}}}function jn(t,e,i,n){const r=n.isWebGL2;let s,a,o;this.setMode=function(t){s=t},this.setIndex=function(t){a=t.type,o=t.bytesPerElement},this.render=function(e,n){t.drawElements(s,n,a,e*o),i.update(n,s,1)},this.renderInstances=function(n,l,c){if(0===c)return;let h,u;if(r)h=t,u="drawElementsInstanced";else if(h=e.get("ANGLE_instanced_arrays"),u="drawElementsInstancedANGLE",null===h)return void console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");h[u](s,l,a,n*o,c),i.update(l,s,c)}}function qn(t){const e={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:e,programs:null,autoReset:!0,reset:function(){e.frame++,e.calls=0,e.triangles=0,e.points=0,e.lines=0},update:function(i,n,r){switch(e.calls++,n){case t.TRIANGLES:e.triangles+=r*(i/3);break;case t.LINES:e.lines+=r*(i/2);break;case t.LINE_STRIP:e.lines+=r*(i-1);break;case t.LINE_LOOP:e.lines+=r*i;break;case 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t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function Rs(){const t=[];let e=0;const i=[],n=[],r=[];function s(i,n,r,s,a,o){let l=t[e];return void 0===l?(l={id:i.id,object:i,geometry:n,material:r,groupOrder:s,renderOrder:i.renderOrder,z:a,group:o},t[e]=l):(l.id=i.id,l.object=i,l.geometry=n,l.material=r,l.groupOrder=s,l.renderOrder=i.renderOrder,l.z=a,l.group=o),e++,l}return{opaque:i,transmissive:n,transparent:r,init:function(){e=0,i.length=0,n.length=0,r.length=0},push:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?n.push(h):!0===a.transparent?r.push(h):i.push(h)},unshift:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?n.unshift(h):!0===a.transparent?r.unshift(h):i.unshift(h)},finish:function(){for(let i=e,n=t.length;i<n;i++){const e=t[i];if(null===e.id)break;e.id=null,e.object=null,e.geometry=null,e.material=null,e.group=null}},sort:function(t,e){i.length>1&&i.sort(t||Es),n.length>1&&n.sort(e||As),r.length>1&&r.sort(e||As)}}}function Cs(){let t=new WeakMap;return{get:function(e,i){let n;return!1===t.has(e)?(n=new Rs,t.set(e,[n])):i>=t.get(e).length?(n=new Rs,t.get(e).push(n)):n=t.get(e)[i],n},dispose:function(){t=new WeakMap}}}function Ls(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let i;switch(e.type){case"DirectionalLight":i={direction:new ee,color:new Vt};break;case"SpotLight":i={position:new ee,direction:new ee,color:new Vt,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new ee,color:new Vt,distance:0,decay:0};break;case"HemisphereLight":i={direction:new ee,skyColor:new Vt,groundColor:new Vt};break;case"RectAreaLight":i={color:new Vt,position:new ee,halfWidth:new ee,halfHeight:new ee}}return t[e.id]=i,i}}}let Ps=0;function Is(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Ds(t,e){const i=new Ls,n=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let i;switch(e.type){case"DirectionalLight":case"SpotLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new At};break;case"PointLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new At,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=i,i}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)r.probe.push(new ee);const s=new ee,a=new Ie,o=new Ie;return{setup:function(s,a){let o=0,l=0,c=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let h=0,u=0,d=0,p=0,f=0,m=0,g=0,_=0;s.sort(Is);const v=!0!==a?Math.PI:1;for(let t=0,e=s.length;t<e;t++){const e=s[t],a=e.color,x=e.intensity,y=e.distance,M=e.shadow&&e.shadow.map?e.shadow.map.texture:null;if(e.isAmbientLight)o+=a.r*x*v,l+=a.g*x*v,c+=a.b*x*v;else if(e.isLightProbe)for(let t=0;t<9;t++)r.probe[t].addScaledVector(e.sh.coefficients[t],x);else if(e.isDirectionalLight){const t=i.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*v),e.castShadow){const t=e.shadow,i=n.get(e);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,r.directionalShadow[h]=i,r.directionalShadowMap[h]=M,r.directionalShadowMatrix[h]=e.shadow.matrix,m++}r.directional[h]=t,h++}else if(e.isSpotLight){const t=i.get(e);if(t.position.setFromMatrixPosition(e.matrixWorld),t.color.copy(a).multiplyScalar(x*v),t.distance=y,t.coneCos=Math.cos(e.angle),t.penumbraCos=Math.cos(e.angle*(1-e.penumbra)),t.decay=e.decay,e.castShadow){const t=e.shadow,i=n.get(e);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,r.spotShadow[d]=i,r.spotShadowMap[d]=M,r.spotShadowMatrix[d]=e.shadow.matrix,_++}r.spot[d]=t,d++}else if(e.isRectAreaLight){const t=i.get(e);t.color.copy(a).multiplyScalar(x),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),r.rectArea[p]=t,p++}else if(e.isPointLight){const t=i.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*v),t.distance=e.distance,t.decay=e.decay,e.castShadow){const t=e.shadow,i=n.get(e);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,i.shadowCameraNear=t.camera.near,i.shadowCameraFar=t.camera.far,r.pointShadow[u]=i,r.pointShadowMap[u]=M,r.pointShadowMatrix[u]=e.shadow.matrix,g++}r.point[u]=t,u++}else if(e.isHemisphereLight){const t=i.get(e);t.skyColor.copy(e.color).multiplyScalar(x*v),t.groundColor.copy(e.groundColor).multiplyScalar(x*v),r.hemi[f]=t,f++}}p>0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=yn.LTC_FLOAT_1,r.rectAreaLTC2=yn.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=yn.LTC_HALF_1,r.rectAreaLTC2=yn.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const x=r.hash;x.directionalLength===h&&x.pointLength===u&&x.spotLength===d&&x.rectAreaLength===p&&x.hemiLength===f&&x.numDirectionalShadows===m&&x.numPointShadows===g&&x.numSpotShadows===_||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=f,r.directionalShadow.length=m,r.directionalShadowMap.length=m,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=_,r.spotShadowMap.length=_,r.directionalShadowMatrix.length=m,r.pointShadowMatrix.length=g,r.spotShadowMatrix.length=_,x.directionalLength=h,x.pointLength=u,x.spotLength=d,x.rectAreaLength=p,x.hemiLength=f,x.numDirectionalShadows=m,x.numPointShadows=g,x.numSpotShadows=_,r.version=Ps++)},setupView:function(t,e){let i=0,n=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e<d;e++){const d=t[e];if(d.isDirectionalLight){const t=r.directional[i];t.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),i++}else if(d.isSpotLight){const t=r.spot[l];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),t.direction.setFromMatrixPosition(d.matrixWorld),s.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const t=r.rectArea[c];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),o.identity(),a.copy(d.matrixWorld),a.premultiply(u),o.extractRotation(a),t.halfWidth.set(.5*d.width,0,0),t.halfHeight.set(0,.5*d.height,0),t.halfWidth.applyMatrix4(o),t.halfHeight.applyMatrix4(o),c++}else if(d.isPointLight){const t=r.point[n];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),n++}else if(d.isHemisphereLight){const t=r.hemi[h];t.direction.setFromMatrixPosition(d.matrixWorld),t.direction.transformDirection(u),h++}}},state:r}}function Ns(t,e){const i=new Ds(t,e),n=[],r=[];return{init:function(){n.length=0,r.length=0},state:{lightsArray:n,shadowsArray:r,lights:i},setupLights:function(t){i.setup(n,t)},setupLightsView:function(t){i.setupView(n,t)},pushLight:function(t){n.push(t)},pushShadow:function(t){r.push(t)}}}function Os(t,e){let i=new WeakMap;return{get:function(n,r=0){let s;return!1===i.has(n)?(s=new Ns(t,e),i.set(n,[s])):r>=i.get(n).length?(s=new Ns(t,e),i.get(n).push(s)):s=i.get(n)[r],s},dispose:function(){i=new WeakMap}}}class Fs extends gi{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class Us extends gi{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.referencePosition=new ee,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function Bs(t,e,i){let n=new mn;const r=new At,s=new At,a=new Jt,o=new Fs({depthPacking:3201}),l=new Us,c={},h=i.maxTextureSize,u={0:1,1:0,2:2},p=new en({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new At},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),f=p.clone();f.defines.HORIZONTAL_PASS=1;const m=new Pi;m.setAttribute("position",new yi(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const g=new Zi(m,p),_=this;function v(i,n){const s=e.update(g);p.defines.VSM_SAMPLES!==i.blurSamples&&(p.defines.VSM_SAMPLES=i.blurSamples,f.defines.VSM_SAMPLES=i.blurSamples,p.needsUpdate=!0,f.needsUpdate=!0),null===i.mapPass&&(i.mapPass=new Kt(r.x,r.y)),p.uniforms.shadow_pass.value=i.map.texture,p.uniforms.resolution.value=i.mapSize,p.uniforms.radius.value=i.radius,t.setRenderTarget(i.mapPass),t.clear(),t.renderBufferDirect(n,null,s,p,g,null),f.uniforms.shadow_pass.value=i.mapPass.texture,f.uniforms.resolution.value=i.mapSize,f.uniforms.radius.value=i.radius,t.setRenderTarget(i.map),t.clear(),t.renderBufferDirect(n,null,s,f,g,null)}function x(e,i,n,r,s,a){let h=null;const d=!0===n.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(h=void 0!==d?d:!0===n.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&Array.isArray(i.clippingPlanes)&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0){const t=h.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let r=n[e];void 0===r&&(r=h.clone(),n[e]=r),h=r}return h.visible=i.visible,h.wireframe=i.wireframe,h.side=3===a?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],h.alphaMap=i.alphaMap,h.alphaTest=i.alphaTest,h.clipShadows=i.clipShadows,h.clippingPlanes=i.clippingPlanes,h.clipIntersection=i.clipIntersection,h.displacementMap=i.displacementMap,h.displacementScale=i.displacementScale,h.displacementBias=i.displacementBias,h.wireframeLinewidth=i.wireframeLinewidth,h.linewidth=i.linewidth,!0===n.isPointLight&&!0===h.isMeshDistanceMaterial&&(h.referencePosition.setFromMatrixPosition(n.matrixWorld),h.nearDistance=r,h.farDistance=s),h}function y(i,r,s,a,o){if(!1===i.visible)return;if(i.layers.test(r.layers)&&(i.isMesh||i.isLine||i.isPoints)&&(i.castShadow||i.receiveShadow&&3===o)&&(!i.frustumCulled||n.intersectsObject(i))){i.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,i.matrixWorld);const n=e.update(i),r=i.material;if(Array.isArray(r)){const e=n.groups;for(let l=0,c=e.length;l<c;l++){const c=e[l],h=r[c.materialIndex];if(h&&h.visible){const e=x(i,h,a,s.near,s.far,o);t.renderBufferDirect(s,null,n,e,i,c)}}}else if(r.visible){const e=x(i,r,a,s.near,s.far,o);t.renderBufferDirect(s,null,n,e,i,null)}}const l=i.children;for(let t=0,e=l.length;t<e;t++)y(l[t],r,s,a,o)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(e,i,o){if(!1===_.enabled)return;if(!1===_.autoUpdate&&!1===_.needsUpdate)return;if(0===e.length)return;const l=t.getRenderTarget(),c=t.getActiveCubeFace(),u=t.getActiveMipmapLevel(),p=t.state;p.setBlending(0),p.buffers.color.setClear(1,1,1,1),p.buffers.depth.setTest(!0),p.setScissorTest(!1);for(let l=0,c=e.length;l<c;l++){const c=e[l],u=c.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;r.copy(u.mapSize);const f=u.getFrameExtents();if(r.multiply(f),s.copy(u.mapSize),(r.x>h||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/f.x),r.x=s.x*f.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/f.y),r.y=s.y*f.y,u.mapSize.y=s.y)),null===u.map){const t=3!==this.type?{minFilter:d,magFilter:d}:{};u.map=new Kt(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const m=u.getViewportCount();for(let t=0;t<m;t++){const e=u.getViewport(t);a.set(s.x*e.x,s.y*e.y,s.x*e.z,s.y*e.w),p.viewport(a),u.updateMatrices(c,t),n=u.getFrustum(),y(i,o,u.camera,c,this.type)}!0!==u.isPointLightShadow&&3===this.type&&v(u,o),u.needsUpdate=!1}_.needsUpdate=!1,t.setRenderTarget(l,c,u)}}function zs(t,e,n){const r=n.isWebGL2;const s=new function(){let e=!1;const i=new Jt;let n=null;const r=new Jt(0,0,0,0);return{setMask:function(i){n===i||e||(t.colorMask(i,i,i,i),n=i)},setLocked:function(t){e=t},setClear:function(e,n,s,a,o){!0===o&&(e*=a,n*=a,s*=a),i.set(e,n,s,a),!1===r.equals(i)&&(t.clearColor(e,n,s,a),r.copy(i))},reset:function(){e=!1,n=null,r.set(-1,0,0,0)}}},a=new function(){let e=!1,i=null,n=null,r=null;return{setTest:function(e){e?k(t.DEPTH_TEST):H(t.DEPTH_TEST)},setMask:function(n){i===n||e||(t.depthMask(n),i=n)},setFunc:function(e){if(n!==e){if(e)switch(e){case 0:t.depthFunc(t.NEVER);break;case 1:t.depthFunc(t.ALWAYS);break;case 2:t.depthFunc(t.LESS);break;case 3:t.depthFunc(t.LEQUAL);break;case 4:t.depthFunc(t.EQUAL);break;case 5:t.depthFunc(t.GEQUAL);break;case 6:t.depthFunc(t.GREATER);break;case 7:t.depthFunc(t.NOTEQUAL);break;default:t.depthFunc(t.LEQUAL)}else t.depthFunc(t.LEQUAL);n=e}},setLocked:function(t){e=t},setClear:function(e){r!==e&&(t.clearDepth(e),r=e)},reset:function(){e=!1,i=null,n=null,r=null}}},o=new function(){let e=!1,i=null,n=null,r=null,s=null,a=null,o=null,l=null,c=null;return{setTest:function(i){e||(i?k(t.STENCIL_TEST):H(t.STENCIL_TEST))},setMask:function(n){i===n||e||(t.stencilMask(n),i=n)},setFunc:function(e,i,a){n===e&&r===i&&s===a||(t.stencilFunc(e,i,a),n=e,r=i,s=a)},setOp:function(e,i,n){a===e&&o===i&&l===n||(t.stencilOp(e,i,n),a=e,o=i,l=n)},setLocked:function(t){e=t},setClear:function(e){c!==e&&(t.clearStencil(e),c=e)},reset:function(){e=!1,i=null,n=null,r=null,s=null,a=null,o=null,l=null,c=null}}},l=new WeakMap,c=new WeakMap;let h={},u={},d=new WeakMap,p=[],f=null,m=!1,g=null,_=null,v=null,x=null,y=null,M=null,b=null,S=!1,w=null,T=null,E=null,A=null,R=null;const C=t.getParameter(t.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let L=!1,P=0;const I=t.getParameter(t.VERSION);-1!==I.indexOf("WebGL")?(P=parseFloat(/^WebGL (\d)/.exec(I)[1]),L=P>=1):-1!==I.indexOf("OpenGL ES")&&(P=parseFloat(/^OpenGL ES (\d)/.exec(I)[1]),L=P>=2);let D=null,N={};const 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r=t.DEPTH_COMPONENT16;if(n||rt(i)){const e=i.depthTexture;e&&e.isDepthTexture&&(e.type===M?r=t.DEPTH_COMPONENT32F:e.type===y&&(r=t.DEPTH_COMPONENT24));const n=nt(i);rt(i)?L.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,n,r,i.width,i.height):t.renderbufferStorageMultisample(t.RENDERBUFFER,n,r,i.width,i.height)}else t.renderbufferStorage(t.RENDERBUFFER,r,i.width,i.height);t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.RENDERBUFFER,e)}else if(i.depthBuffer&&i.stencilBuffer){const r=nt(i);n&&!1===rt(i)?t.renderbufferStorageMultisample(t.RENDERBUFFER,r,t.DEPTH24_STENCIL8,i.width,i.height):rt(i)?L.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,r,t.DEPTH24_STENCIL8,i.width,i.height):t.renderbufferStorage(t.RENDERBUFFER,t.DEPTH_STENCIL,i.width,i.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.RENDERBUFFER,e)}else{const e=!0===i.isWebGLMultipleRenderTargets?i.texture:[i.texture];for(let r=0;r<e.length;r++){const a=e[r],o=s.convert(a.format,a.encoding),l=s.convert(a.type),c=k(a.internalFormat,o,l,a.encoding),h=nt(i);n&&!1===rt(i)?t.renderbufferStorageMultisample(t.RENDERBUFFER,h,c,i.width,i.height):rt(i)?L.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,h,c,i.width,i.height):t.renderbufferStorage(t.RENDERBUFFER,c,i.width,i.height)}}t.bindRenderbuffer(t.RENDERBUFFER,null)}function it(e){const r=n.get(e),s=!0===e.isWebGLCubeRenderTarget;if(e.depthTexture&&!r.__autoAllocateDepthBuffer){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(i.bindFramebuffer(t.FRAMEBUFFER,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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n=0;n<6;n++)i.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[n]),r.__webglDepthbuffer[n]=t.createRenderbuffer(),et(r.__webglDepthbuffer[n],e,!1)}else i.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),et(r.__webglDepthbuffer,e,!1);i.bindFramebuffer(t.FRAMEBUFFER,null)}function nt(t){return Math.min(C,t.samples)}function rt(t){const i=n.get(t);return o&&t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==i.__useRenderToTexture}function st(t,i){const n=t.encoding,r=t.format,s=t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||t.format===pt||n!==at&&(n===ot?!1===o?!0===e.has("EXT_sRGB")&&r===w?(t.format=pt,t.minFilter=m,t.generateMipmaps=!1):i=Xt.sRGBToLinear(i):r===w&&s===v||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture encoding:",n)),i}this.allocateTextureUnit=function(){const t=q;return 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r=n[i];c.__webglColorRenderbuffer[i]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,c.__webglColorRenderbuffer[i]);const a=s.convert(r.format,r.encoding),o=s.convert(r.type),l=k(r.internalFormat,a,o,r.encoding),h=nt(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,h,l,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+i,t.RENDERBUFFER,c.__webglColorRenderbuffer[i])}t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(c.__webglDepthRenderbuffer=t.createRenderbuffer(),et(c.__webglDepthRenderbuffer,e,!0)),i.bindFramebuffer(t.FRAMEBUFFER,null)}}if(u){i.bindTexture(t.TEXTURE_CUBE_MAP,h.__webglTexture),K(t.TEXTURE_CUBE_MAP,l,p);for(let i=0;i<6;i++)tt(c.__webglFramebuffer[i],e,l,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+i);z(l,p)&&G(t.TEXTURE_CUBE_MAP),i.unbindTexture()}else if(d){const r=e.texture;for(let s=0,a=r.length;s<a;s++){const 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r=e.isWebGLMultipleRenderTargets?e.texture:[e.texture],s=e.width,a=e.height;let o=t.COLOR_BUFFER_BIT;const l=[],c=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,h=n.get(e),u=!0===e.isWebGLMultipleRenderTargets;if(u)for(let e=0;e<r.length;e++)i.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),i.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);i.bindFramebuffer(t.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),i.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let i=0;i<r.length;i++){l.push(t.COLOR_ATTACHMENT0+i),e.depthBuffer&&l.push(c);const d=void 0!==h.__ignoreDepthValues&&h.__ignoreDepthValues;if(!1===d&&(e.depthBuffer&&(o|=t.DEPTH_BUFFER_BIT),e.stencilBuffer&&(o|=t.STENCIL_BUFFER_BIT)),u&&t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,h.__webglColorRenderbuffer[i]),!0===d&&(t.invalidateFramebuffer(t.READ_FRAMEBUFFER,[c]),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[c])),u){const e=n.get(r[i]).__webglTexture;t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,e,0)}t.blitFramebuffer(0,0,s,a,0,0,s,a,o,t.NEAREST),P&&t.invalidateFramebuffer(t.READ_FRAMEBUFFER,l)}if(i.bindFramebuffer(t.READ_FRAMEBUFFER,null),i.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),u)for(let e=0;e<r.length;e++){i.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,h.__webglColorRenderbuffer[e]);const s=n.get(r[e]).__webglTexture;i.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,s,0)}i.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}},this.setupDepthRenderbuffer=it,this.setupFrameBufferTexture=tt,this.useMultisampledRTT=rt}function ks(t,e,i){const n=i.isWebGL2;return{convert:function(i,r=null){let s;if(i===v)return t.UNSIGNED_BYTE;if(1017===i)return t.UNSIGNED_SHORT_4_4_4_4;if(1018===i)return t.UNSIGNED_SHORT_5_5_5_1;if(1010===i)return t.BYTE;if(1011===i)return t.SHORT;if(i===x)return t.UNSIGNED_SHORT;if(1013===i)return t.INT;if(i===y)return t.UNSIGNED_INT;if(i===M)return t.FLOAT;if(i===b)return n?t.HALF_FLOAT:(s=e.get("OES_texture_half_float"),null!==s?s.HALF_FLOAT_OES:null);if(1021===i)return t.ALPHA;if(i===w)return t.RGBA;if(1024===i)return t.LUMINANCE;if(1025===i)return t.LUMINANCE_ALPHA;if(i===T)return t.DEPTH_COMPONENT;if(i===E)return t.DEPTH_STENCIL;if(1028===i)return t.RED;if(1022===i)return console.warn("THREE.WebGLRenderer: THREE.RGBFormat has been removed. Use THREE.RGBAFormat instead. https://github.com/mrdoob/three.js/pull/23228"),t.RGBA;if(i===pt)return s=e.get("EXT_sRGB"),null!==s?s.SRGB_ALPHA_EXT:null;if(1029===i)return t.RED_INTEGER;if(1030===i)return t.RG;if(1031===i)return t.RG_INTEGER;if(1033===i)return t.RGBA_INTEGER;if(i===A||i===R||i===C||i===L)if(r===ot){if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===s)return null;if(i===A)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===R)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===C)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===L)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=e.get("WEBGL_compressed_texture_s3tc"),null===s)return null;if(i===A)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===R)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===C)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===L)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(i===P||i===I||i===D||i===N){if(s=e.get("WEBGL_compressed_texture_pvrtc"),null===s)return null;if(i===P)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(i===I)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===D)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(i===N)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===i)return s=e.get("WEBGL_compressed_texture_etc1"),null!==s?s.COMPRESSED_RGB_ETC1_WEBGL:null;if(i===O||i===F){if(s=e.get("WEBGL_compressed_texture_etc"),null===s)return null;if(i===O)return r===ot?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(i===F)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}if(i===U||i===B||i===z||i===G||i===k||i===H||i===V||i===W||i===X||i===j||i===q||i===Y||i===Z||i===J){if(s=e.get("WEBGL_compressed_texture_astc"),null===s)return null;if(i===U)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===B)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===z)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===G)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===k)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===H)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===V)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===W)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===X)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===j)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===q)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===Y)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===Z)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===J)return r===ot?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}if(i===K){if(s=e.get("EXT_texture_compression_bptc"),null===s)return null;if(i===K)return r===ot?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT}return i===S?n?t.UNSIGNED_INT_24_8:(s=e.get("WEBGL_depth_texture"),null!==s?s.UNSIGNED_INT_24_8_WEBGL:null):void 0!==t[i]?t[i]:null}}}class Hs extends rn{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t}}class Vs extends ni{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Ws={type:"move"};class Xs{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Vs,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Vs,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new ee,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new ee),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Vs,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new ee,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new ee),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,i){let n=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){s=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i);if(void 0===l.joints[n.jointName]){const t=new Vs;t.matrixAutoUpdate=!1,t.visible=!1,l.joints[n.jointName]=t,l.add(t)}const r=l.joints[n.jointName];null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.jointRadius=t.radius),r.visible=null!==t}const n=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=n.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==r&&(n=r),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Ws)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}}class js extends Zt{constructor(t,e,i,n,r,s,a,o,l,c){if((c=void 0!==c?c:T)!==T&&c!==E)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===i&&c===T&&(i=y),void 0===i&&c===E&&(i=S),super(null,n,r,s,a,o,c,i,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==a?a:d,this.minFilter=void 0!==o?o:d,this.flipY=!1,this.generateMipmaps=!1}}class qs extends ft{constructor(t,e){super();const i=this;let n=null,r=1,s=null,a="local-floor",o=null,l=null,c=null,h=null,u=null,d=null;const p=e.getContextAttributes();let f=null,m=null;const g=[],_=[],x=new rn;x.layers.enable(1),x.viewport=new Jt;const M=new rn;M.layers.enable(2),M.viewport=new Jt;const b=[x,M],A=new Hs;A.layers.enable(1),A.layers.enable(2);let R=null,C=null;function L(t){const e=_.indexOf(t.inputSource);if(-1===e)return;const i=g[e];void 0!==i&&i.dispatchEvent({type:t.type,data:t.inputSource})}function P(){n.removeEventListener("select",L),n.removeEventListener("selectstart",L),n.removeEventListener("selectend",L),n.removeEventListener("squeeze",L),n.removeEventListener("squeezestart",L),n.removeEventListener("squeezeend",L),n.removeEventListener("end",P),n.removeEventListener("inputsourceschange",I);for(let t=0;t<g.length;t++){const e=_[t];null!==e&&(_[t]=null,g[t].disconnect(e))}R=null,C=null,t.setRenderTarget(f),u=null,h=null,c=null,n=null,m=null,U.stop(),i.isPresenting=!1,i.dispatchEvent({type:"sessionend"})}function I(t){for(let e=0;e<t.removed.length;e++){const i=t.removed[e],n=_.indexOf(i);n>=0&&(_[n]=null,g[n].dispatchEvent({type:"disconnected",data:i}))}for(let e=0;e<t.added.length;e++){const i=t.added[e];let n=_.indexOf(i);if(-1===n){for(let t=0;t<g.length;t++){if(t>=_.length){_.push(i),n=t;break}if(null===_[t]){_[t]=i,n=t;break}}if(-1===n)break}const r=g[n];r&&r.dispatchEvent({type:"connected",data:i})}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=g[t];return void 0===e&&(e=new Xs,g[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=g[t];return void 0===e&&(e=new Xs,g[t]=e),e.getGripSpace()},this.getHand=function(t){let e=g[t];return void 0===e&&(e=new Xs,g[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){a=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return o||s},this.setReferenceSpace=function(t){o=t},this.getBaseLayer=function(){return null!==h?h:u},this.getBinding=function(){return c},this.getFrame=function(){return d},this.getSession=function(){return n},this.setSession=async function(l){if(n=l,null!==n){if(f=t.getRenderTarget(),n.addEventListener("select",L),n.addEventListener("selectstart",L),n.addEventListener("selectend",L),n.addEventListener("squeeze",L),n.addEventListener("squeezestart",L),n.addEventListener("squeezeend",L),n.addEventListener("end",P),n.addEventListener("inputsourceschange",I),!0!==p.xrCompatible&&await e.makeXRCompatible(),void 0===n.renderState.layers||!1===t.capabilities.isWebGL2){const i={antialias:void 0!==n.renderState.layers||p.antialias,alpha:p.alpha,depth:p.depth,stencil:p.stencil,framebufferScaleFactor:r};u=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:u}),m=new Kt(u.framebufferWidth,u.framebufferHeight,{format:w,type:v,encoding:t.outputEncoding})}else{let i=null,s=null,a=null;p.depth&&(a=p.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,i=p.stencil?E:T,s=p.stencil?S:y);const o={colorFormat:e.RGBA8,depthFormat:a,scaleFactor:r};c=new XRWebGLBinding(n,e),h=c.createProjectionLayer(o),n.updateRenderState({layers:[h]}),m=new Kt(h.textureWidth,h.textureHeight,{format:w,type:v,depthTexture:new js(h.textureWidth,h.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:p.stencil,encoding:t.outputEncoding,samples:p.antialias?4:0});t.properties.get(m).__ignoreDepthValues=h.ignoreDepthValues}m.isXRRenderTarget=!0,this.setFoveation(1),o=null,s=await n.requestReferenceSpace(a),U.setContext(n),U.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}};const D=new ee,N=new ee;function O(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===n)return;A.near=M.near=x.near=t.near,A.far=M.far=x.far=t.far,R===A.near&&C===A.far||(n.updateRenderState({depthNear:A.near,depthFar:A.far}),R=A.near,C=A.far);const e=t.parent,i=A.cameras;O(A,e);for(let t=0;t<i.length;t++)O(i[t],e);A.matrixWorld.decompose(A.position,A.quaternion,A.scale),t.position.copy(A.position),t.quaternion.copy(A.quaternion),t.scale.copy(A.scale),t.matrix.copy(A.matrix),t.matrixWorld.copy(A.matrixWorld);const r=t.children;for(let t=0,e=r.length;t<e;t++)r[t].updateMatrixWorld(!0);2===i.length?function(t,e,i){D.setFromMatrixPosition(e.matrixWorld),N.setFromMatrixPosition(i.matrixWorld);const n=D.distanceTo(N),r=e.projectionMatrix.elements,s=i.projectionMatrix.elements,a=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=a*h,p=a*u,f=n/(-h+u),m=f*-h;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(m),t.translateZ(f),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.copy(t.matrixWorld).invert();const g=a+f,_=o+f,v=d-m,x=p+(n-m),y=l*o/_*g,M=c*o/_*g;t.projectionMatrix.makePerspective(v,x,y,M,g,_)}(A,x,M):A.projectionMatrix.copy(x.projectionMatrix)},this.getCamera=function(){return A},this.getFoveation=function(){return null!==h?h.fixedFoveation:null!==u?u.fixedFoveation:void 0},this.setFoveation=function(t){null!==h&&(h.fixedFoveation=t),null!==u&&void 0!==u.fixedFoveation&&(u.fixedFoveation=t)};let F=null;const U=new gn;U.setAnimationLoop((function(e,i){if(l=i.getViewerPose(o||s),d=i,null!==l){const e=l.views;null!==u&&(t.setRenderTargetFramebuffer(m,u.framebuffer),t.setRenderTarget(m));let i=!1;e.length!==A.cameras.length&&(A.cameras.length=0,i=!0);for(let n=0;n<e.length;n++){const r=e[n];let s=null;if(null!==u)s=u.getViewport(r);else{const e=c.getViewSubImage(h,r);s=e.viewport,0===n&&(t.setRenderTargetTextures(m,e.colorTexture,h.ignoreDepthValues?void 0:e.depthStencilTexture),t.setRenderTarget(m))}let a=b[n];void 0===a&&(a=new rn,a.layers.enable(n),a.viewport=new Jt,b[n]=a),a.matrix.fromArray(r.transform.matrix),a.projectionMatrix.fromArray(r.projectionMatrix),a.viewport.set(s.x,s.y,s.width,s.height),0===n&&A.matrix.copy(a.matrix),!0===i&&A.cameras.push(a)}}for(let t=0;t<g.length;t++){const e=_[t],n=g[t];null!==e&&void 0!==n&&n.update(e,i,o||s)}F&&F(e,i),d=null})),this.setAnimationLoop=function(t){F=t},this.dispose=function(){}}}function Ys(t,e){function i(i,n){i.opacity.value=n.opacity,n.color&&i.diffuse.value.copy(n.color),n.emissive&&i.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(i.map.value=n.map),n.alphaMap&&(i.alphaMap.value=n.alphaMap),n.bumpMap&&(i.bumpMap.value=n.bumpMap,i.bumpScale.value=n.bumpScale,1===n.side&&(i.bumpScale.value*=-1)),n.displacementMap&&(i.displacementMap.value=n.displacementMap,i.displacementScale.value=n.displacementScale,i.displacementBias.value=n.displacementBias),n.emissiveMap&&(i.emissiveMap.value=n.emissiveMap),n.normalMap&&(i.normalMap.value=n.normalMap,i.normalScale.value.copy(n.normalScale),1===n.side&&i.normalScale.value.negate()),n.specularMap&&(i.specularMap.value=n.specularMap),n.alphaTest>0&&(i.alphaTest.value=n.alphaTest);const r=e.get(n).envMap;if(r&&(i.envMap.value=r,i.flipEnvMap.value=r.isCubeTexture&&!1===r.isRenderTargetTexture?-1:1,i.reflectivity.value=n.reflectivity,i.ior.value=n.ior,i.refractionRatio.value=n.refractionRatio),n.lightMap){i.lightMap.value=n.lightMap;const e=!0!==t.physicallyCorrectLights?Math.PI:1;i.lightMapIntensity.value=n.lightMapIntensity*e}let s,a;n.aoMap&&(i.aoMap.value=n.aoMap,i.aoMapIntensity.value=n.aoMapIntensity),n.map?s=n.map:n.specularMap?s=n.specularMap:n.displacementMap?s=n.displacementMap:n.normalMap?s=n.normalMap:n.bumpMap?s=n.bumpMap:n.roughnessMap?s=n.roughnessMap:n.metalnessMap?s=n.metalnessMap:n.alphaMap?s=n.alphaMap:n.emissiveMap?s=n.emissiveMap:n.clearcoatMap?s=n.clearcoatMap:n.clearcoatNormalMap?s=n.clearcoatNormalMap:n.clearcoatRoughnessMap?s=n.clearcoatRoughnessMap:n.iridescenceMap?s=n.iridescenceMap:n.iridescenceThicknessMap?s=n.iridescenceThicknessMap:n.specularIntensityMap?s=n.specularIntensityMap:n.specularColorMap?s=n.specularColorMap:n.transmissionMap?s=n.transmissionMap:n.thicknessMap?s=n.thicknessMap:n.sheenColorMap?s=n.sheenColorMap:n.sheenRoughnessMap&&(s=n.sheenRoughnessMap),void 0!==s&&(s.isWebGLRenderTarget&&(s=s.texture),!0===s.matrixAutoUpdate&&s.updateMatrix(),i.uvTransform.value.copy(s.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),i.uv2Transform.value.copy(a.matrix))}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,n,r,s,a){n.isMeshBasicMaterial||n.isMeshLambertMaterial?i(t,n):n.isMeshToonMaterial?(i(t,n),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,n)):n.isMeshPhongMaterial?(i(t,n),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,n)):n.isMeshStandardMaterial?(i(t,n),function(t,i){t.roughness.value=i.roughness,t.metalness.value=i.metalness,i.roughnessMap&&(t.roughnessMap.value=i.roughnessMap);i.metalnessMap&&(t.metalnessMap.value=i.metalnessMap);e.get(i).envMap&&(t.envMapIntensity.value=i.envMapIntensity)}(t,n),n.isMeshPhysicalMaterial&&function(t,e,i){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap)}(t,n,a)):n.isMeshMatcapMaterial?(i(t,n),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,n)):n.isMeshDepthMaterial?i(t,n):n.isMeshDistanceMaterial?(i(t,n),function(t,e){t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,n)):n.isMeshNormalMaterial?i(t,n):n.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,n),n.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,n)):n.isPointsMaterial?function(t,e,i,n){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*i,t.scale.value=.5*n,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let r;e.map?r=e.map:e.alphaMap&&(r=e.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,n,r,s):n.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let i;e.map?i=e.map:e.alphaMap&&(i=e.alphaMap);void 0!==i&&(!0===i.matrixAutoUpdate&&i.updateMatrix(),t.uvTransform.value.copy(i.matrix))}(t,n):n.isShadowMaterial?(t.color.value.copy(n.color),t.opacity.value=n.opacity):n.isShaderMaterial&&(n.uniformsNeedUpdate=!1)}}}function Zs(t,e,i,n){let r={},s={},a=[];const o=i.isWebGL2?t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS):0;function l(t,e,i){const n=t.value;if(void 0===i[e])return i[e]="number"==typeof n?n:n.clone(),!0;if("number"==typeof n){if(i[e]!==n)return i[e]=n,!0}else{const t=i[e];if(!1===t.equals(n))return t.copy(n),!0}return!1}function c(t){const e=t.value,i={boundary:0,storage:0};return"number"==typeof e?(i.boundary=4,i.storage=4):e.isVector2?(i.boundary=8,i.storage=8):e.isVector3||e.isColor?(i.boundary=16,i.storage=12):e.isVector4?(i.boundary=16,i.storage=16):e.isMatrix3?(i.boundary=48,i.storage=48):e.isMatrix4?(i.boundary=64,i.storage=64):e.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",e),i}function h(e){const i=e.target;i.removeEventListener("dispose",h);const n=a.indexOf(i.__bindingPointIndex);a.splice(n,1),t.deleteBuffer(r[i.id]),delete r[i.id],delete s[i.id]}return{bind:function(t,e){const i=e.program;n.uniformBlockBinding(t,i)},update:function(i,u){let d=r[i.id];void 0===d&&(!function(t){const e=t.uniforms;let i=0;const n=16;let r=0;for(let t=0,s=e.length;t<s;t++){const s=e[t],a=c(s);if(s.__data=new Float32Array(a.storage/Float32Array.BYTES_PER_ELEMENT),s.__offset=i,t>0){r=i%n;const 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t.copy(ut.getClearColor())},this.setClearColor=function(){ut.setClearColor.apply(ut,arguments)},this.getClearAlpha=function(){return ut.getClearAlpha()},this.setClearAlpha=function(){ut.setClearAlpha.apply(ut,arguments)},this.clear=function(t=!0,e=!0,i=!0){let 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s=e.fog,a=n.isMeshStandardMaterial?e.environment:null,o=null===S?m.outputEncoding:!0===S.isXRRenderTarget?S.texture.encoding:at,l=(n.isMeshStandardMaterial?tt:$).get(n.envMap||a),c=!0===n.vertexColors&&!!i.attributes.color&&4===i.attributes.color.itemSize,h=!!n.normalMap&&!!i.attributes.tangent,u=!!i.morphAttributes.position,p=!!i.morphAttributes.normal,f=!!i.morphAttributes.color,g=n.toneMapped?m.toneMapping:0,_=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,v=void 0!==_?_.length:0,x=K.get(n),y=d.state.lights;if(!0===z&&(!0===G||t!==E)){const e=t===E&&n.id===T;ct.setState(n,t,e)}let M=!1;n.version===x.__version?x.needsLights&&x.lightsStateVersion!==y.state.version||x.outputEncoding!==o||r.isInstancedMesh&&!1===x.instancing?M=!0:r.isInstancedMesh||!0!==x.instancing?r.isSkinnedMesh&&!1===x.skinning?M=!0:r.isSkinnedMesh||!0!==x.skinning?x.envMap!==l||!0===n.fog&&x.fog!==s?M=!0:void 0===x.numClippingPlanes||x.numClippingPlanes===ct.numPlanes&&x.numIntersection===ct.numIntersection?(x.vertexAlphas!==c||x.vertexTangents!==h||x.morphTargets!==u||x.morphNormals!==p||x.morphColors!==f||x.toneMapping!==g||!0===Y.isWebGL2&&x.morphTargetsCount!==v)&&(M=!0):M=!0:M=!0:M=!0:(M=!0,x.__version=n.version);let b=x.currentProgram;!0===M&&(b=Ut(n,e,r));let w=!1,A=!1,R=!1;const C=b.getUniforms(),L=x.uniforms;Z.useProgram(b.program)&&(w=!0,A=!0,R=!0);n.id!==T&&(T=n.id,A=!0);if(w||E!==t){if(C.setValue(vt,"projectionMatrix",t.projectionMatrix),Y.logarithmicDepthBuffer&&C.setValue(vt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),E!==t&&(E=t,A=!0,R=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){const e=C.map.cameraPosition;void 0!==e&&e.setValue(vt,W.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&C.setValue(vt,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||r.isSkinnedMesh)&&C.setValue(vt,"viewMatrix",t.matrixWorldInverse)}if(r.isSkinnedMesh){C.setOptional(vt,r,"bindMatrix"),C.setOptional(vt,r,"bindMatrixInverse");const t=r.skeleton;t&&(Y.floatVertexTextures?(null===t.boneTexture&&t.computeBoneTexture(),C.setValue(vt,"boneTexture",t.boneTexture,Q),C.setValue(vt,"boneTextureSize",t.boneTextureSize)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. 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N,O;n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(is.upload(vt,x.uniformsList,L,Q),n.uniformsNeedUpdate=!1);n.isSpriteMaterial&&C.setValue(vt,"center",r.center);if(C.setValue(vt,"modelViewMatrix",r.modelViewMatrix),C.setValue(vt,"normalMatrix",r.normalMatrix),C.setValue(vt,"modelMatrix",r.matrixWorld),n.isShaderMaterial||n.isRawShaderMaterial){const t=n.uniformsGroups;for(let e=0,i=t.length;e<i;e++)if(Y.isWebGL2){const i=t[e];_t.update(i,b),_t.bind(i,b)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return b}(t,e,i,n,r);Z.setMaterial(n,a);let l=i.index;const c=i.attributes.position;if(null===l){if(void 0===c||0===c.count)return}else if(0===l.count)return;let h,u=1;!0===n.wireframe&&(l=it.getWireframeAttribute(i),u=2),gt.setup(r,n,o,i,l);let p=pt;null!==l&&(h=et.get(l),p=ft,p.setIndex(h));const f=null!==l?l.count:c.count,g=i.drawRange.start*u,_=i.drawRange.count*u,v=null!==s?s.start*u:0,x=null!==s?s.count*u:1/0,y=Math.max(g,v),M=Math.min(f,g+_,v+x)-1,b=Math.max(0,M-y+1);if(0!==b){if(r.isMesh)!0===n.wireframe?(Z.setLineWidth(n.wireframeLinewidth*j()),p.setMode(vt.LINES)):p.setMode(vt.TRIANGLES);else if(r.isLine){let t=n.linewidth;void 0===t&&(t=1),Z.setLineWidth(t*j()),r.isLineSegments?p.setMode(vt.LINES):r.isLineLoop?p.setMode(vt.LINE_LOOP):p.setMode(vt.LINE_STRIP)}else r.isPoints?p.setMode(vt.POINTS):r.isSprite&&p.setMode(vt.TRIANGLES);if(r.isInstancedMesh)p.renderInstances(y,b,r.count);else if(i.isInstancedBufferGeometry){const t=Math.min(i.instanceCount,i._maxInstanceCount);p.renderInstances(y,b,t)}else p.render(y,b)}},this.compile=function(t,e){d=lt.get(t),d.init(),f.push(d),t.traverseVisible((function(t){t.isLight&&t.layers.test(e.layers)&&(d.pushLight(t),t.castShadow&&d.pushShadow(t))})),d.setupLights(m.physicallyCorrectLights),t.traverse((function(e){const i=e.material;if(i)if(Array.isArray(i))for(let n=0;n<i.length;n++){Ut(i[n],t,e)}else Ut(i,t,e)})),f.pop(),d=null};let Rt=null;function Ct(){Pt.stop()}function Lt(){Pt.start()}const Pt=new gn;function Dt(t,e,i,n){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)i=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)d.pushLight(t),t.castShadow&&d.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||B.intersectsSprite(t)){n&&W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);const e=nt.update(t),r=t.material;r.visible&&u.push(t,e,r,i,W.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(t.isSkinnedMesh&&t.skeleton.frame!==J.render.frame&&(t.skeleton.update(),t.skeleton.frame=J.render.frame),!t.frustumCulled||B.intersectsObject(t))){n&&W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);const e=nt.update(t),r=t.material;if(Array.isArray(r)){const n=e.groups;for(let s=0,a=n.length;s<a;s++){const a=n[s],o=r[a.materialIndex];o&&o.visible&&u.push(t,e,o,i,W.z,a)}}else r.visible&&u.push(t,e,r,i,W.z,null)}const r=t.children;for(let t=0,s=r.length;t<s;t++)Dt(r[t],e,i,n)}function Nt(t,e,i,n){const r=t.opaque,a=t.transmissive,o=t.transparent;d.setupLightsView(i),a.length>0&&function(t,e,i){const n=Y.isWebGL2;null===k&&(k=new Kt(1,1,{generateMipmaps:!0,type:q.has("EXT_color_buffer_half_float")?b:v,minFilter:_,samples:n&&!0===s?4:0}));m.getDrawingBufferSize(V),n?k.setSize(V.x,V.y):k.setSize(Tt(V.x),Tt(V.y));const r=m.getRenderTarget();m.setRenderTarget(k),m.clear();const a=m.toneMapping;m.toneMapping=0,Ot(t,e,i),m.toneMapping=a,Q.updateMultisampleRenderTarget(k),Q.updateRenderTargetMipmap(k),m.setRenderTarget(r)}(r,e,i),n&&Z.viewport(A.copy(n)),r.length>0&&Ot(r,e,i),a.length>0&&Ot(a,e,i),o.length>0&&Ot(o,e,i),Z.buffers.depth.setTest(!0),Z.buffers.depth.setMask(!0),Z.buffers.color.setMask(!0),Z.setPolygonOffset(!1)}function Ot(t,e,i){const n=!0===e.isScene?e.overrideMaterial:null;for(let r=0,s=t.length;r<s;r++){const s=t[r],a=s.object,o=s.geometry,l=null===n?s.material:n,c=s.group;a.layers.test(i.layers)&&Ft(a,e,i,o,l,c)}}function Ft(t,e,i,n,r,s){t.onBeforeRender(m,e,i,n,r,s),t.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),r.onBeforeRender(m,e,i,n,t,s),!0===r.transparent&&2===r.side?(r.side=1,r.needsUpdate=!0,m.renderBufferDirect(i,e,n,r,t,s),r.side=0,r.needsUpdate=!0,m.renderBufferDirect(i,e,n,r,t,s),r.side=2):m.renderBufferDirect(i,e,n,r,t,s),t.onAfterRender(m,e,i,n,r,s)}function Ut(t,e,i){!0!==e.isScene&&(e=X);const n=K.get(t),r=d.state.lights,s=d.state.shadowsArray,a=r.state.version,o=rt.getParameters(t,r.state,s,e,i),l=rt.getProgramCacheKey(o);let c=n.programs;n.environment=t.isMeshStandardMaterial?e.environment:null,n.fog=e.fog,n.envMap=(t.isMeshStandardMaterial?tt:$).get(t.envMap||n.environment),void 0===c&&(t.addEventListener("dispose",Et),c=new Map,n.programs=c);let h=c.get(l);if(void 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t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),n.lightsStateVersion=a,n.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotShadowMatrix.value=r.state.spotShadowMatrix,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix);const 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0===e},this.setRenderTarget=function(t,e=0,i=0){S=t,x=e,y=i;let n=!0;if(t){const e=K.get(t);void 0!==e.__useDefaultFramebuffer?(Z.bindFramebuffer(vt.FRAMEBUFFER,null),n=!1):void 0===e.__webglFramebuffer?Q.setupRenderTarget(t):e.__hasExternalTextures&&Q.rebindTextures(t,K.get(t.texture).__webglTexture,K.get(t.depthTexture).__webglTexture)}let r=null,s=!1,a=!1;if(t){const i=t.texture;(i.isData3DTexture||i.isDataArrayTexture)&&(a=!0);const n=K.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=n[e],s=!0):r=Y.isWebGL2&&t.samples>0&&!1===Q.useMultisampledRTT(t)?K.get(t).__webglMultisampledFramebuffer:n,A.copy(t.viewport),R.copy(t.scissor),C=t.scissorTest}else A.copy(O).multiplyScalar(I).floor(),R.copy(F).multiplyScalar(I).floor(),C=U;if(Z.bindFramebuffer(vt.FRAMEBUFFER,r)&&Y.drawBuffers&&n&&Z.drawBuffers(t,r),Z.viewport(A),Z.scissor(R),Z.setScissorTest(C),s){const n=K.get(t.texture);vt.framebufferTexture2D(vt.FRAMEBUFFER,vt.COLOR_ATTACHMENT0,vt.TEXTURE_CUBE_MAP_POSITIVE_X+e,n.__webglTexture,i)}else if(a){const n=K.get(t.texture),r=e||0;vt.framebufferTextureLayer(vt.FRAMEBUFFER,vt.COLOR_ATTACHMENT0,n.__webglTexture,i||0,r)}T=-1},this.readRenderTargetPixels=function(t,e,i,n,r,s,a){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=K.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){Z.bindFramebuffer(vt.FRAMEBUFFER,o);try{const a=t.texture,o=a.format,l=a.type;if(o!==w&&mt.convert(o)!==vt.getParameter(vt.IMPLEMENTATION_COLOR_READ_FORMAT))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=l===b&&(q.has("EXT_color_buffer_half_float")||Y.isWebGL2&&q.has("EXT_color_buffer_float"));if(!(l===v||mt.convert(l)===vt.getParameter(vt.IMPLEMENTATION_COLOR_READ_TYPE)||l===M&&(Y.isWebGL2||q.has("OES_texture_float")||q.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");e>=0&&e<=t.width-n&&i>=0&&i<=t.height-r&&vt.readPixels(e,i,n,r,mt.convert(o),mt.convert(l),s)}finally{const t=null!==S?K.get(S).__webglFramebuffer:null;Z.bindFramebuffer(vt.FRAMEBUFFER,t)}}},this.copyFramebufferToTexture=function(t,e,i=0){const n=Math.pow(2,-i),r=Math.floor(e.image.width*n),s=Math.floor(e.image.height*n);Q.setTexture2D(e,0),vt.copyTexSubImage2D(vt.TEXTURE_2D,i,0,0,t.x,t.y,r,s),Z.unbindTexture()},this.copyTextureToTexture=function(t,e,i,n=0){const r=e.image.width,s=e.image.height,a=mt.convert(i.format),o=mt.convert(i.type);Q.setTexture2D(i,0),vt.pixelStorei(vt.UNPACK_FLIP_Y_WEBGL,i.flipY),vt.pixelStorei(vt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),vt.pixelStorei(vt.UNPACK_ALIGNMENT,i.unpackAlignment),e.isDataTexture?vt.texSubImage2D(vt.TEXTURE_2D,n,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?vt.compressedTexSubImage2D(vt.TEXTURE_2D,n,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):vt.texSubImage2D(vt.TEXTURE_2D,n,t.x,t.y,a,o,e.image),0===n&&i.generateMipmaps&&vt.generateMipmap(vt.TEXTURE_2D),Z.unbindTexture()},this.copyTextureToTexture3D=function(t,e,i,n,r=0){if(m.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=mt.convert(n.format),c=mt.convert(n.type);let h;if(n.isData3DTexture)Q.setTexture3D(n,0),h=vt.TEXTURE_3D;else{if(!n.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");Q.setTexture2DArray(n,0),h=vt.TEXTURE_2D_ARRAY}vt.pixelStorei(vt.UNPACK_FLIP_Y_WEBGL,n.flipY),vt.pixelStorei(vt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),vt.pixelStorei(vt.UNPACK_ALIGNMENT,n.unpackAlignment);const u=vt.getParameter(vt.UNPACK_ROW_LENGTH),d=vt.getParameter(vt.UNPACK_IMAGE_HEIGHT),p=vt.getParameter(vt.UNPACK_SKIP_PIXELS),f=vt.getParameter(vt.UNPACK_SKIP_ROWS),g=vt.getParameter(vt.UNPACK_SKIP_IMAGES),_=i.isCompressedTexture?i.mipmaps[0]:i.image;vt.pixelStorei(vt.UNPACK_ROW_LENGTH,_.width),vt.pixelStorei(vt.UNPACK_IMAGE_HEIGHT,_.height),vt.pixelStorei(vt.UNPACK_SKIP_PIXELS,t.min.x),vt.pixelStorei(vt.UNPACK_SKIP_ROWS,t.min.y),vt.pixelStorei(vt.UNPACK_SKIP_IMAGES,t.min.z),i.isDataTexture||i.isData3DTexture?vt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,_.data):i.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),vt.compressedTexSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,_.data)):vt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,_),vt.pixelStorei(vt.UNPACK_ROW_LENGTH,u),vt.pixelStorei(vt.UNPACK_IMAGE_HEIGHT,d),vt.pixelStorei(vt.UNPACK_SKIP_PIXELS,p),vt.pixelStorei(vt.UNPACK_SKIP_ROWS,f),vt.pixelStorei(vt.UNPACK_SKIP_IMAGES,g),0===r&&n.generateMipmaps&&vt.generateMipmap(h),Z.unbindTexture()},this.initTexture=function(t){t.isCubeTexture?Q.setTextureCube(t,0):t.isData3DTexture?Q.setTexture3D(t,0):t.isDataArrayTexture?Q.setTexture2DArray(t,0):Q.setTexture2D(t,0),Z.unbindTexture()},this.resetState=function(){x=0,y=0,S=null,Z.reset(),gt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class Ks extends Js{}Ks.prototype.isWebGL1Renderer=!0;class Qs{constructor(t,e=25e-5){this.isFogExp2=!0,this.name="",this.color=new Vt(t),this.density=e}clone(){return new Qs(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}class $s{constructor(t,e=1,i=1e3){this.isFog=!0,this.name="",this.color=new Vt(t),this.near=e,this.far=i}clone(){return new $s(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}class ta extends ni{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}class ea{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ut,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=xt()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let n=0,r=this.stride;n<r;n++)this.array[t+n]=e.array[i+n];return this}set(t,e=0){return this.array.set(t,e),this}clone(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=xt()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const e=new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(e,this.stride);return i.setUsage(this.usage),i}onUpload(t){return this.onUploadCallback=t,this}toJSON(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=xt()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const ia=new ee;class na{constructor(t,e,i,n=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=t,this.itemSize=e,this.offset=i,this.normalized=!0===n}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(t){this.data.needsUpdate=t}applyMatrix4(t){for(let e=0,i=this.data.count;e<i;e++)ia.fromBufferAttribute(this,e),ia.applyMatrix4(t),this.setXYZ(e,ia.x,ia.y,ia.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)ia.fromBufferAttribute(this,e),ia.applyNormalMatrix(t),this.setXYZ(e,ia.x,ia.y,ia.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)ia.fromBufferAttribute(this,e),ia.transformDirection(t),this.setXYZ(e,ia.x,ia.y,ia.z);return this}setX(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){return this.data.array[t*this.data.stride+this.offset]}getY(t){return this.data.array[t*this.data.stride+this.offset+1]}getZ(t){return this.data.array[t*this.data.stride+this.offset+2]}getW(t){return this.data.array[t*this.data.stride+this.offset+3]}setXY(t,e,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this}setXYZ(t,e,i,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=n,this}setXYZW(t,e,i,n,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=n,this.data.array[t+3]=r,this}clone(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will deinterleave buffer data.");const t=[];for(let e=0;e<this.count;e++){const i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return new yi(new this.array.constructor(t),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new na(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will deinterleave buffer data.");const t=[];for(let e=0;e<this.count;e++){const i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class ra extends gi{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Vt(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}let sa;const aa=new ee,oa=new ee,la=new ee,ca=new At,ha=new At,ua=new Ie,da=new ee,pa=new ee,fa=new ee,ma=new At,ga=new At,_a=new At;class va extends ni{constructor(t){if(super(),this.isSprite=!0,this.type="Sprite",void 0===sa){sa=new Pi;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new ea(t,5);sa.setIndex([0,1,2,0,2,3]),sa.setAttribute("position",new na(e,3,0,!1)),sa.setAttribute("uv",new na(e,2,3,!1))}this.geometry=sa,this.material=void 0!==t?t:new ra,this.center=new At(.5,.5)}raycast(t,e){null===t.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),oa.setFromMatrixScale(this.matrixWorld),ua.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),la.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&oa.multiplyScalar(-la.z);const i=this.material.rotation;let n,r;0!==i&&(r=Math.cos(i),n=Math.sin(i));const s=this.center;xa(da.set(-.5,-.5,0),la,s,oa,n,r),xa(pa.set(.5,-.5,0),la,s,oa,n,r),xa(fa.set(.5,.5,0),la,s,oa,n,r),ma.set(0,0),ga.set(1,0),_a.set(1,1);let a=t.ray.intersectTriangle(da,pa,fa,!1,aa);if(null===a&&(xa(pa.set(-.5,.5,0),la,s,oa,n,r),ga.set(0,1),a=t.ray.intersectTriangle(da,fa,pa,!1,aa),null===a))return;const o=t.ray.origin.distanceTo(aa);o<t.near||o>t.far||e.push({distance:o,point:aa.clone(),uv:fi.getUV(aa,da,pa,fa,ma,ga,_a,new At),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function xa(t,e,i,n,r,s){ca.subVectors(t,i).addScalar(.5).multiply(n),void 0!==r?(ha.x=s*ca.x-r*ca.y,ha.y=r*ca.x+s*ca.y):ha.copy(ca),t.copy(e),t.x+=ha.x,t.y+=ha.y,t.applyMatrix4(ua)}const ya=new ee,Ma=new ee;class ba extends ni{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t<i;t++){const i=e[t];this.addLevel(i.object.clone(),i.distance)}return this.autoUpdate=t.autoUpdate,this}addLevel(t,e=0){e=Math.abs(e);const i=this.levels;let n;for(n=0;n<i.length&&!(e<i[n].distance);n++);return i.splice(n,0,{distance:e,object:t}),this.add(t),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(t){const e=this.levels;if(e.length>0){let i,n;for(i=1,n=e.length;i<n&&!(t<e[i].distance);i++);return e[i-1].object}return null}raycast(t,e){if(this.levels.length>0){ya.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ya);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ya.setFromMatrixPosition(t.matrixWorld),Ma.setFromMatrixPosition(this.matrixWorld);const i=ya.distanceTo(Ma)/t.zoom;let n,r;for(e[0].object.visible=!0,n=1,r=e.length;n<r&&i>=e[n].distance;n++)e[n-1].object.visible=!1,e[n].object.visible=!0;for(this._currentLevel=n-1;n<r;n++)e[n].object.visible=!1}}toJSON(t){const e=super.toJSON(t);!1===this.autoUpdate&&(e.object.autoUpdate=!1),e.object.levels=[];const i=this.levels;for(let t=0,n=i.length;t<n;t++){const n=i[t];e.object.levels.push({object:n.object.uuid,distance:n.distance})}return e}}const Sa=new ee,wa=new Jt,Ta=new Jt,Ea=new ee,Aa=new Ie;class Ra extends Zi{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Ie,this.bindMatrixInverse=new Ie}copy(t,e){return super.copy(t,e),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new Jt,e=this.geometry.attributes.skinWeight;for(let i=0,n=e.count;i<n;i++){t.fromBufferAttribute(e,i);const n=1/t.manhattanLength();n!==1/0?t.multiplyScalar(n):t.set(1,0,0,0),e.setXYZW(i,t.x,t.y,t.z,t.w)}}updateMatrixWorld(t){super.updateMatrixWorld(t),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(t,e){const i=this.skeleton,n=this.geometry;wa.fromBufferAttribute(n.attributes.skinIndex,t),Ta.fromBufferAttribute(n.attributes.skinWeight,t),Sa.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let t=0;t<4;t++){const n=Ta.getComponent(t);if(0!==n){const r=wa.getComponent(t);Aa.multiplyMatrices(i.bones[r].matrixWorld,i.boneInverses[r]),e.addScaledVector(Ea.copy(Sa).applyMatrix4(Aa),n)}}return e.applyMatrix4(this.bindMatrixInverse)}}class Ca extends ni{constructor(){super(),this.isBone=!0,this.type="Bone"}}class La extends Zt{constructor(t=null,e=1,i=1,n,r,s,a,o,l=1003,c=1003,h,u){super(null,s,a,o,l,c,n,r,h,u),this.isDataTexture=!0,this.image={data:t,width:e,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Pa=new Ie,Ia=new Ie;class Da{constructor(t=[],e=[]){this.uuid=xt(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.frame=-1,this.init()}init(){const t=this.bones,e=this.boneInverses;if(this.boneMatrices=new Float32Array(16*t.length),0===e.length)this.calculateInverses();else if(t.length!==e.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new Ie)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){const e=new Ie;this.bones[t]&&e.copy(this.bones[t].matrixWorld).invert(),this.boneInverses.push(e)}}pose(){for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&e.matrixWorld.copy(this.boneInverses[t]).invert()}for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&(e.parent&&e.parent.isBone?(e.matrix.copy(e.parent.matrixWorld).invert(),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))}}update(){const t=this.bones,e=this.boneInverses,i=this.boneMatrices,n=this.boneTexture;for(let n=0,r=t.length;n<r;n++){const r=t[n]?t[n].matrixWorld:Ia;Pa.multiplyMatrices(r,e[n]),Pa.toArray(i,16*n)}null!==n&&(n.needsUpdate=!0)}clone(){return new Da(this.bones,this.boneInverses)}computeBoneTexture(){let t=Math.sqrt(4*this.bones.length);t=wt(t),t=Math.max(t,4);const e=new Float32Array(t*t*4);e.set(this.boneMatrices);const i=new La(e,t,t,w,M);return i.needsUpdate=!0,this.boneMatrices=e,this.boneTexture=i,this.boneTextureSize=t,this}getBoneByName(t){for(let e=0,i=this.bones.length;e<i;e++){const i=this.bones[e];if(i.name===t)return i}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(t,e){this.uuid=t.uuid;for(let i=0,n=t.bones.length;i<n;i++){const n=t.bones[i];let r=e[n];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",n),r=new Ca),this.bones.push(r),this.boneInverses.push((new Ie).fromArray(t.boneInverses[i]))}return this.init(),this}toJSON(){const t={metadata:{version:4.5,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;const e=this.bones,i=this.boneInverses;for(let n=0,r=e.length;n<r;n++){const r=e[n];t.bones.push(r.uuid);const s=i[n];t.boneInverses.push(s.toArray())}return t}}class Na extends yi{constructor(t,e,i,n=1){"number"==typeof i&&(n=i,i=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),super(t,e,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=n}copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}toJSON(){const t=super.toJSON();return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=!0,t}}const Oa=new Ie,Fa=new Ie,Ua=[],Ba=new Zi;class za extends Zi{constructor(t,e,i){super(t,e),this.isInstancedMesh=!0,this.instanceMatrix=new Na(new Float32Array(16*i),16),this.instanceColor=null,this.count=i,this.frustumCulled=!1}copy(t,e){return super.copy(t,e),this.instanceMatrix.copy(t.instanceMatrix),null!==t.instanceColor&&(this.instanceColor=t.instanceColor.clone()),this.count=t.count,this}getColorAt(t,e){e.fromArray(this.instanceColor.array,3*t)}getMatrixAt(t,e){e.fromArray(this.instanceMatrix.array,16*t)}raycast(t,e){const i=this.matrixWorld,n=this.count;if(Ba.geometry=this.geometry,Ba.material=this.material,void 0!==Ba.material)for(let r=0;r<n;r++){this.getMatrixAt(r,Oa),Fa.multiplyMatrices(i,Oa),Ba.matrixWorld=Fa,Ba.raycast(t,Ua);for(let t=0,i=Ua.length;t<i;t++){const i=Ua[t];i.instanceId=r,i.object=this,e.push(i)}Ua.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new Na(new Float32Array(3*this.instanceMatrix.count),3)),e.toArray(this.instanceColor.array,3*t)}setMatrixAt(t,e){e.toArray(this.instanceMatrix.array,16*t)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}class Ga extends gi{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Vt(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const ka=new ee,Ha=new ee,Va=new Ie,Wa=new Pe,Xa=new Se;class ja extends ni{constructor(t=new Pi,e=new Ga){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[0];for(let t=1,n=e.count;t<n;t++)ka.fromBufferAttribute(e,t-1),Ha.fromBufferAttribute(e,t),i[t]=i[t-1],i[t]+=ka.distanceTo(Ha);t.setAttribute("lineDistance",new Si(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(t,e){const i=this.geometry,n=this.matrixWorld,r=t.params.Line.threshold,s=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),Xa.copy(i.boundingSphere),Xa.applyMatrix4(n),Xa.radius+=r,!1===t.ray.intersectsSphere(Xa))return;Va.copy(n).invert(),Wa.copy(t.ray).applyMatrix4(Va);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new ee,c=new ee,h=new ee,u=new ee,d=this.isLineSegments?2:1,p=i.index,f=i.attributes.position;if(null!==p){for(let i=Math.max(0,s.start),n=Math.min(p.count,s.start+s.count)-1;i<n;i+=d){const n=p.getX(i),r=p.getX(i+1);l.fromBufferAttribute(f,n),c.fromBufferAttribute(f,r);if(Wa.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const s=t.ray.origin.distanceTo(u);s<t.near||s>t.far||e.push({distance:s,point:h.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}else{for(let i=Math.max(0,s.start),n=Math.min(f.count,s.start+s.count)-1;i<n;i+=d){l.fromBufferAttribute(f,i),c.fromBufferAttribute(f,i+1);if(Wa.distanceSqToSegment(l,c,u,h)>o)continue;u.applyMatrix4(this.matrixWorld);const n=t.ray.origin.distanceTo(u);n<t.near||n>t.far||e.push({distance:n,point:h.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}const qa=new ee,Ya=new ee;class Za extends ja{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,n=e.count;t<n;t+=2)qa.fromBufferAttribute(e,t),Ya.fromBufferAttribute(e,t+1),i[t]=0===t?0:i[t-1],i[t+1]=i[t]+qa.distanceTo(Ya);t.setAttribute("lineDistance",new Si(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Ja extends ja{constructor(t,e){super(t,e),this.isLineLoop=!0,this.type="LineLoop"}}class Ka extends gi{constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Vt(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const Qa=new Ie,$a=new Pe,to=new Se,eo=new ee;class io extends ni{constructor(t=new Pi,e=new Ka){super(),this.isPoints=!0,this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=t.material,this.geometry=t.geometry,this}raycast(t,e){const i=this.geometry,n=this.matrixWorld,r=t.params.Points.threshold,s=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),to.copy(i.boundingSphere),to.applyMatrix4(n),to.radius+=r,!1===t.ray.intersectsSphere(to))return;Qa.copy(n).invert(),$a.copy(t.ray).applyMatrix4(Qa);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=i.index,c=i.attributes.position;if(null!==l){for(let i=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);i<r;i++){const r=l.getX(i);eo.fromBufferAttribute(c,r),no(eo,r,o,n,t,e,this)}}else{for(let i=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);i<r;i++)eo.fromBufferAttribute(c,i),no(eo,i,o,n,t,e,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}function no(t,e,i,n,r,s,a){const o=$a.distanceSqToPoint(t);if(o<i){const i=new ee;$a.closestPointToPoint(t,i),i.applyMatrix4(n);const l=r.ray.origin.distanceTo(i);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,object:a})}}class ro extends Zt{constructor(t,e,i,n,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,n,r,h,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class so{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(t,e){const i=this.getUtoTmapping(t);return this.getPoint(i,e)}getPoints(t=5){const e=[];for(let i=0;i<=t;i++)e.push(this.getPoint(i/t));return e}getSpacedPoints(t=5){const e=[];for(let i=0;i<=t;i++)e.push(this.getPointAt(i/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let i,n=this.getPoint(0),r=0;e.push(0);for(let s=1;s<=t;s++)i=this.getPoint(s/t),r+=i.distanceTo(n),e.push(r),n=i;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e){const i=this.getLengths();let n=0;const r=i.length;let s;s=e||t*i[r-1];let a,o=0,l=r-1;for(;o<=l;)if(n=Math.floor(o+(l-o)/2),a=i[n]-s,a<0)o=n+1;else{if(!(a>0)){l=n;break}l=n-1}if(n=l,i[n]===s)return n/(r-1);const c=i[n];return(n+(s-c)/(i[n+1]-c))/(r-1)}getTangent(t,e){const i=1e-4;let n=t-i,r=t+i;n<0&&(n=0),r>1&&(r=1);const s=this.getPoint(n),a=this.getPoint(r),o=e||(s.isVector2?new At:new ee);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e){const i=new ee,n=[],r=[],s=[],a=new ee,o=new Ie;for(let e=0;e<=t;e++){const i=e/t;n[e]=this.getTangentAt(i,new ee)}r[0]=new ee,s[0]=new ee;let l=Number.MAX_VALUE;const c=Math.abs(n[0].x),h=Math.abs(n[0].y),u=Math.abs(n[0].z);c<=l&&(l=c,i.set(1,0,0)),h<=l&&(l=h,i.set(0,1,0)),u<=l&&i.set(0,0,1),a.crossVectors(n[0],i).normalize(),r[0].crossVectors(n[0],a),s[0].crossVectors(n[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(n[e-1],n[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(yt(n[e-1].dot(n[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(n[e],r[e])}if(!0===e){let e=Math.acos(yt(r[0].dot(r[t]),-1,1));e/=t,n[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(n[i],e*i)),s[i].crossVectors(n[i],r[i])}return{tangents:n,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class ao extends so{constructor(t=0,e=0,i=1,n=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=n,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e){const i=e||new At,n=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=n;for(;r>n;)r-=n;r<Number.EPSILON&&(r=s?0:n),!0!==this.aClockwise||s||(r===n?r=-n:r-=n);const a=this.aStartAngle+t*r;let o=this.aX+this.xRadius*Math.cos(a),l=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const t=Math.cos(this.aRotation),e=Math.sin(this.aRotation),i=o-this.aX,n=l-this.aY;o=i*t-n*e+this.aX,l=i*e+n*t+this.aY}return i.set(o,l)}copy(t){return super.copy(t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this}toJSON(){const t=super.toJSON();return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t}fromJSON(t){return super.fromJSON(t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this}}class oo extends ao{constructor(t,e,i,n,r,s){super(t,e,i,i,n,r,s),this.isArcCurve=!0,this.type="ArcCurve"}}function lo(){let t=0,e=0,i=0,n=0;function r(r,s,a,o){t=r,e=a,i=-3*r+3*s-2*a-o,n=2*r-2*s+a+o}return{initCatmullRom:function(t,e,i,n,s){r(e,i,s*(i-t),s*(n-e))},initNonuniformCatmullRom:function(t,e,i,n,s,a,o){let l=(e-t)/s-(i-t)/(s+a)+(i-e)/a,c=(i-e)/a-(n-e)/(a+o)+(n-i)/o;l*=a,c*=a,r(e,i,l,c)},calc:function(r){const s=r*r;return t+e*r+i*s+n*(s*r)}}}const co=new ee,ho=new lo,uo=new lo,po=new lo;class fo extends so{constructor(t=[],e=!1,i="centripetal",n=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=t,this.closed=e,this.curveType=i,this.tension=n}getPoint(t,e=new ee){const i=e,n=this.points,r=n.length,s=(r-(this.closed?0:1))*t;let a,o,l=Math.floor(s),c=s-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=n[(l-1)%r]:(co.subVectors(n[0],n[1]).add(n[0]),a=co);const h=n[l%r],u=n[(l+1)%r];if(this.closed||l+2<r?o=n[(l+2)%r]:(co.subVectors(n[r-1],n[r-2]).add(n[r-1]),o=co),"centripetal"===this.curveType||"chordal"===this.curveType){const t="chordal"===this.curveType?.5:.25;let e=Math.pow(a.distanceToSquared(h),t),i=Math.pow(h.distanceToSquared(u),t),n=Math.pow(u.distanceToSquared(o),t);i<1e-4&&(i=1),e<1e-4&&(e=i),n<1e-4&&(n=i),ho.initNonuniformCatmullRom(a.x,h.x,u.x,o.x,e,i,n),uo.initNonuniformCatmullRom(a.y,h.y,u.y,o.y,e,i,n),po.initNonuniformCatmullRom(a.z,h.z,u.z,o.z,e,i,n)}else"catmullrom"===this.curveType&&(ho.initCatmullRom(a.x,h.x,u.x,o.x,this.tension),uo.initCatmullRom(a.y,h.y,u.y,o.y,this.tension),po.initCatmullRom(a.z,h.z,u.z,o.z,this.tension));return i.set(ho.calc(c),uo.calc(c),po.calc(c)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){const i=t.points[e];this.points.push(i.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}toJSON(){const t=super.toJSON();t.points=[];for(let e=0,i=this.points.length;e<i;e++){const i=this.points[e];t.points.push(i.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){const i=t.points[e];this.points.push((new ee).fromArray(i))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}}function mo(t,e,i,n,r){const s=.5*(n-e),a=.5*(r-i),o=t*t;return(2*i-2*n+s+a)*(t*o)+(-3*i+3*n-2*s-a)*o+s*t+i}function go(t,e,i,n){return function(t,e){const i=1-t;return i*i*e}(t,e)+function(t,e){return 2*(1-t)*t*e}(t,i)+function(t,e){return t*t*e}(t,n)}function _o(t,e,i,n,r){return function(t,e){const i=1-t;return i*i*i*e}(t,e)+function(t,e){const i=1-t;return 3*i*i*t*e}(t,i)+function(t,e){return 3*(1-t)*t*t*e}(t,n)+function(t,e){return t*t*t*e}(t,r)}class vo extends so{constructor(t=new At,e=new At,i=new At,n=new At){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=t,this.v1=e,this.v2=i,this.v3=n}getPoint(t,e=new At){const i=e,n=this.v0,r=this.v1,s=this.v2,a=this.v3;return i.set(_o(t,n.x,r.x,s.x,a.x),_o(t,n.y,r.y,s.y,a.y)),i}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}class xo extends so{constructor(t=new ee,e=new ee,i=new ee,n=new ee){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=t,this.v1=e,this.v2=i,this.v3=n}getPoint(t,e=new ee){const i=e,n=this.v0,r=this.v1,s=this.v2,a=this.v3;return i.set(_o(t,n.x,r.x,s.x,a.x),_o(t,n.y,r.y,s.y,a.y),_o(t,n.z,r.z,s.z,a.z)),i}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}class yo extends so{constructor(t=new At,e=new At){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=t,this.v2=e}getPoint(t,e=new At){const i=e;return 1===t?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(t).add(this.v1)),i}getPointAt(t,e){return this.getPoint(t,e)}getTangent(t,e){const i=e||new At;return i.copy(this.v2).sub(this.v1).normalize(),i}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Mo extends so{constructor(t=new ee,e=new ee){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=t,this.v2=e}getPoint(t,e=new ee){const i=e;return 1===t?i.copy(this.v2):(i.copy(this.v2).sub(this.v1),i.multiplyScalar(t).add(this.v1)),i}getPointAt(t,e){return this.getPoint(t,e)}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class bo extends so{constructor(t=new At,e=new At,i=new At){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=t,this.v1=e,this.v2=i}getPoint(t,e=new At){const i=e,n=this.v0,r=this.v1,s=this.v2;return i.set(go(t,n.x,r.x,s.x),go(t,n.y,r.y,s.y)),i}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class So extends so{constructor(t=new ee,e=new ee,i=new ee){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=i}getPoint(t,e=new ee){const i=e,n=this.v0,r=this.v1,s=this.v2;return i.set(go(t,n.x,r.x,s.x),go(t,n.y,r.y,s.y),go(t,n.z,r.z,s.z)),i}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class wo extends so{constructor(t=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=t}getPoint(t,e=new At){const i=e,n=this.points,r=(n.length-1)*t,s=Math.floor(r),a=r-s,o=n[0===s?s:s-1],l=n[s],c=n[s>n.length-2?n.length-1:s+1],h=n[s>n.length-3?n.length-1:s+2];return i.set(mo(a,o.x,l.x,c.x,h.x),mo(a,o.y,l.y,c.y,h.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){const i=t.points[e];this.points.push(i.clone())}return this}toJSON(){const t=super.toJSON();t.points=[];for(let e=0,i=this.points.length;e<i;e++){const i=this.points[e];t.points.push(i.toArray())}return t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){const i=t.points[e];this.points.push((new At).fromArray(i))}return this}}var To=Object.freeze({__proto__:null,ArcCurve:oo,CatmullRomCurve3:fo,CubicBezierCurve:vo,CubicBezierCurve3:xo,EllipseCurve:ao,LineCurve:yo,LineCurve3:Mo,QuadraticBezierCurve:bo,QuadraticBezierCurve3:So,SplineCurve:wo});class Eo extends so{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(t){this.curves.push(t)}closePath(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new yo(e,t))}getPoint(t,e){const i=t*this.getLength(),n=this.getCurveLengths();let r=0;for(;r<n.length;){if(n[r]>=i){const t=n[r]-i,s=this.curves[r],a=s.getLength(),o=0===a?0:1-t/a;return s.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let i=0,n=this.curves.length;i<n;i++)e+=this.curves[i].getLength(),t.push(e);return this.cacheLengths=t,t}getSpacedPoints(t=40){const e=[];for(let i=0;i<=t;i++)e.push(this.getPoint(i/t));return this.autoClose&&e.push(e[0]),e}getPoints(t=12){const e=[];let i;for(let n=0,r=this.curves;n<r.length;n++){const s=r[n],a=s.isEllipseCurve?2*t:s.isLineCurve||s.isLineCurve3?1:s.isSplineCurve?t*s.points.length:t,o=s.getPoints(a);for(let t=0;t<o.length;t++){const n=o[t];i&&i.equals(n)||(e.push(n),i=n)}}return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,i=t.curves.length;e<i;e++){const i=t.curves[e];this.curves.push(i.clone())}return this.autoClose=t.autoClose,this}toJSON(){const t=super.toJSON();t.autoClose=this.autoClose,t.curves=[];for(let e=0,i=this.curves.length;e<i;e++){const i=this.curves[e];t.curves.push(i.toJSON())}return t}fromJSON(t){super.fromJSON(t),this.autoClose=t.autoClose,this.curves=[];for(let e=0,i=t.curves.length;e<i;e++){const i=t.curves[e];this.curves.push((new To[i.type]).fromJSON(i))}return this}}class Ao extends Eo{constructor(t){super(),this.type="Path",this.currentPoint=new At,t&&this.setFromPoints(t)}setFromPoints(t){this.moveTo(t[0].x,t[0].y);for(let e=1,i=t.length;e<i;e++)this.lineTo(t[e].x,t[e].y);return this}moveTo(t,e){return this.currentPoint.set(t,e),this}lineTo(t,e){const i=new yo(this.currentPoint.clone(),new At(t,e));return this.curves.push(i),this.currentPoint.set(t,e),this}quadraticCurveTo(t,e,i,n){const r=new bo(this.currentPoint.clone(),new At(t,e),new At(i,n));return this.curves.push(r),this.currentPoint.set(i,n),this}bezierCurveTo(t,e,i,n,r,s){const a=new vo(this.currentPoint.clone(),new At(t,e),new At(i,n),new At(r,s));return this.curves.push(a),this.currentPoint.set(r,s),this}splineThru(t){const e=[this.currentPoint.clone()].concat(t),i=new wo(e);return this.curves.push(i),this.currentPoint.copy(t[t.length-1]),this}arc(t,e,i,n,r,s){const a=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(t+a,e+o,i,n,r,s),this}absarc(t,e,i,n,r,s){return this.absellipse(t,e,i,i,n,r,s),this}ellipse(t,e,i,n,r,s,a,o){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(t+l,e+c,i,n,r,s,a,o),this}absellipse(t,e,i,n,r,s,a,o){const l=new ao(t,e,i,n,r,s,a,o);if(this.curves.length>0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Ro extends Pi{constructor(t=[new At(0,-.5),new At(.5,0),new At(0,.5)],e=12,i=0,n=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:i,phiLength:n},e=Math.floor(e),n=yt(n,0,2*Math.PI);const r=[],s=[],a=[],o=[],l=[],c=1/e,h=new ee,u=new At,d=new ee,p=new ee,f=new ee;let m=0,g=0;for(let e=0;e<=t.length-1;e++)switch(e){case 0:m=t[e+1].x-t[e].x,g=t[e+1].y-t[e].y,d.x=1*g,d.y=-m,d.z=0*g,f.copy(d),d.normalize(),o.push(d.x,d.y,d.z);break;case t.length-1:o.push(f.x,f.y,f.z);break;default:m=t[e+1].x-t[e].x,g=t[e+1].y-t[e].y,d.x=1*g,d.y=-m,d.z=0*g,p.copy(d),d.x+=f.x,d.y+=f.y,d.z+=f.z,d.normalize(),o.push(d.x,d.y,d.z),f.copy(p)}for(let r=0;r<=e;r++){const d=i+r*c*n,p=Math.sin(d),f=Math.cos(d);for(let i=0;i<=t.length-1;i++){h.x=t[i].x*p,h.y=t[i].y,h.z=t[i].x*f,s.push(h.x,h.y,h.z),u.x=r/e,u.y=i/(t.length-1),a.push(u.x,u.y);const n=o[3*i+0]*p,c=o[3*i+1],d=o[3*i+0]*f;l.push(n,c,d)}}for(let i=0;i<e;i++)for(let e=0;e<t.length-1;e++){const n=e+i*t.length,s=n,a=n+t.length,o=n+t.length+1,l=n+1;r.push(s,a,l),r.push(o,l,a)}this.setIndex(r),this.setAttribute("position",new Si(s,3)),this.setAttribute("uv",new Si(a,2)),this.setAttribute("normal",new Si(l,3))}static fromJSON(t){return new Ro(t.points,t.segments,t.phiStart,t.phiLength)}}class Co extends Ro{constructor(t=1,e=1,i=4,n=8){const r=new Ao;r.absarc(0,-e/2,t,1.5*Math.PI,0),r.absarc(0,e/2,t,0,.5*Math.PI),super(r.getPoints(i),n),this.type="CapsuleGeometry",this.parameters={radius:t,height:e,capSegments:i,radialSegments:n}}static fromJSON(t){return new Co(t.radius,t.length,t.capSegments,t.radialSegments)}}class Lo extends Pi{constructor(t=1,e=8,i=0,n=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:i,thetaLength:n},e=Math.max(3,e);const r=[],s=[],a=[],o=[],l=new ee,c=new At;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=e;r++,h+=3){const u=i+r/e*n;l.x=t*Math.cos(u),l.y=t*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/t+1)/2,c.y=(s[h+1]/t+1)/2,o.push(c.x,c.y)}for(let t=1;t<=e;t++)r.push(t,t+1,0);this.setIndex(r),this.setAttribute("position",new Si(s,3)),this.setAttribute("normal",new Si(a,3)),this.setAttribute("uv",new Si(o,2))}static fromJSON(t){return new Lo(t.radius,t.segments,t.thetaStart,t.thetaLength)}}class Po extends Pi{constructor(t=1,e=1,i=1,n=8,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:i,radialSegments:n,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;n=Math.floor(n),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const f=[],m=i/2;let g=0;function _(i){const r=p,s=new At,f=new ee;let _=0;const v=!0===i?t:e,x=!0===i?1:-1;for(let t=1;t<=n;t++)h.push(0,m*x,0),u.push(0,x,0),d.push(.5,.5),p++;const y=p;for(let t=0;t<=n;t++){const e=t/n*o+a,i=Math.cos(e),r=Math.sin(e);f.x=v*r,f.y=m*x,f.z=v*i,h.push(f.x,f.y,f.z),u.push(0,x,0),s.x=.5*i+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let t=0;t<n;t++){const e=r+t,n=y+t;!0===i?c.push(n,n+1,e):c.push(n+1,n,e),_+=3}l.addGroup(g,_,!0===i?1:2),g+=_}!function(){const s=new ee,_=new ee;let v=0;const x=(e-t)/i;for(let l=0;l<=r;l++){const c=[],g=l/r,v=g*(e-t)+t;for(let t=0;t<=n;t++){const e=t/n,r=e*o+a,l=Math.sin(r),f=Math.cos(r);_.x=v*l,_.y=-g*i+m,_.z=v*f,h.push(_.x,_.y,_.z),s.set(l,x,f).normalize(),u.push(s.x,s.y,s.z),d.push(e,1-g),c.push(p++)}f.push(c)}for(let t=0;t<n;t++)for(let e=0;e<r;e++){const i=f[e][t],n=f[e+1][t],r=f[e+1][t+1],s=f[e][t+1];c.push(i,n,s),c.push(n,r,s),v+=6}l.addGroup(g,v,0),g+=v}(),!1===s&&(t>0&&_(!0),e>0&&_(!1)),this.setIndex(c),this.setAttribute("position",new Si(h,3)),this.setAttribute("normal",new Si(u,3)),this.setAttribute("uv",new Si(d,2))}static fromJSON(t){return new Po(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Io extends Po{constructor(t=1,e=1,i=8,n=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,i,n,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:n,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(t){return new Io(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class Do extends Pi{constructor(t=[],e=[],i=1,n=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:n};const r=[],s=[];function a(t,e,i,n){const r=n+1,s=[];for(let n=0;n<=r;n++){s[n]=[];const a=t.clone().lerp(i,n/r),o=e.clone().lerp(i,n/r),l=r-n;for(let t=0;t<=l;t++)s[n][t]=0===t&&n===r?a:a.clone().lerp(o,t/l)}for(let t=0;t<r;t++)for(let e=0;e<2*(r-t)-1;e++){const i=Math.floor(e/2);e%2==0?(o(s[t][i+1]),o(s[t+1][i]),o(s[t][i])):(o(s[t][i+1]),o(s[t+1][i+1]),o(s[t+1][i]))}}function o(t){r.push(t.x,t.y,t.z)}function l(e,i){const n=3*e;i.x=t[n+0],i.y=t[n+1],i.z=t[n+2]}function c(t,e,i,n){n<0&&1===t.x&&(s[e]=t.x-1),0===i.x&&0===i.z&&(s[e]=n/2/Math.PI+.5)}function h(t){return Math.atan2(t.z,-t.x)}!function(t){const i=new ee,n=new ee,r=new ee;for(let s=0;s<e.length;s+=3)l(e[s+0],i),l(e[s+1],n),l(e[s+2],r),a(i,n,r,t)}(n),function(t){const e=new ee;for(let i=0;i<r.length;i+=3)e.x=r[i+0],e.y=r[i+1],e.z=r[i+2],e.normalize().multiplyScalar(t),r[i+0]=e.x,r[i+1]=e.y,r[i+2]=e.z}(i),function(){const t=new ee;for(let i=0;i<r.length;i+=3){t.x=r[i+0],t.y=r[i+1],t.z=r[i+2];const n=h(t)/2/Math.PI+.5,a=(e=t,Math.atan2(-e.y,Math.sqrt(e.x*e.x+e.z*e.z))/Math.PI+.5);s.push(n,1-a)}var e;(function(){const t=new ee,e=new ee,i=new ee,n=new ee,a=new At,o=new At,l=new At;for(let u=0,d=0;u<r.length;u+=9,d+=6){t.set(r[u+0],r[u+1],r[u+2]),e.set(r[u+3],r[u+4],r[u+5]),i.set(r[u+6],r[u+7],r[u+8]),a.set(s[d+0],s[d+1]),o.set(s[d+2],s[d+3]),l.set(s[d+4],s[d+5]),n.copy(t).add(e).add(i).divideScalar(3);const p=h(n);c(a,d+0,t,p),c(o,d+2,e,p),c(l,d+4,i,p)}})(),function(){for(let t=0;t<s.length;t+=6){const e=s[t+0],i=s[t+2],n=s[t+4],r=Math.max(e,i,n),a=Math.min(e,i,n);r>.9&&a<.1&&(e<.2&&(s[t+0]+=1),i<.2&&(s[t+2]+=1),n<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new Si(r,3)),this.setAttribute("normal",new Si(r.slice(),3)),this.setAttribute("uv",new Si(s,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}static fromJSON(t){return new Do(t.vertices,t.indices,t.radius,t.details)}}class No extends Do{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,n=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new No(t.radius,t.detail)}}const Oo=new ee,Fo=new ee,Uo=new ee,Bo=new fi;class zo extends Pi{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,n=Math.pow(10,i),r=Math.cos(_t*e),s=t.getIndex(),a=t.getAttribute("position"),o=s?s.count:a.count,l=[0,0,0],c=["a","b","c"],h=new Array(3),u={},d=[];for(let t=0;t<o;t+=3){s?(l[0]=s.getX(t),l[1]=s.getX(t+1),l[2]=s.getX(t+2)):(l[0]=t,l[1]=t+1,l[2]=t+2);const{a:e,b:i,c:o}=Bo;if(e.fromBufferAttribute(a,l[0]),i.fromBufferAttribute(a,l[1]),o.fromBufferAttribute(a,l[2]),Bo.getNormal(Uo),h[0]=`${Math.round(e.x*n)},${Math.round(e.y*n)},${Math.round(e.z*n)}`,h[1]=`${Math.round(i.x*n)},${Math.round(i.y*n)},${Math.round(i.z*n)}`,h[2]=`${Math.round(o.x*n)},${Math.round(o.y*n)},${Math.round(o.z*n)}`,h[0]!==h[1]&&h[1]!==h[2]&&h[2]!==h[0])for(let t=0;t<3;t++){const e=(t+1)%3,i=h[t],n=h[e],s=Bo[c[t]],a=Bo[c[e]],o=`${i}_${n}`,p=`${n}_${i}`;p in u&&u[p]?(Uo.dot(u[p].normal)<=r&&(d.push(s.x,s.y,s.z),d.push(a.x,a.y,a.z)),u[p]=null):o in u||(u[o]={index0:l[t],index1:l[e],normal:Uo.clone()})}}for(const t in u)if(u[t]){const{index0:e,index1:i}=u[t];Oo.fromBufferAttribute(a,e),Fo.fromBufferAttribute(a,i),d.push(Oo.x,Oo.y,Oo.z),d.push(Fo.x,Fo.y,Fo.z)}this.setAttribute("position",new Si(d,3))}}}class Go extends Ao{constructor(t){super(t),this.uuid=xt(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let i=0,n=this.holes.length;i<n;i++)e[i]=this.holes[i].getPoints(t);return e}extractPoints(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}}copy(t){super.copy(t),this.holes=[];for(let e=0,i=t.holes.length;e<i;e++){const i=t.holes[e];this.holes.push(i.clone())}return this}toJSON(){const t=super.toJSON();t.uuid=this.uuid,t.holes=[];for(let e=0,i=this.holes.length;e<i;e++){const i=this.holes[e];t.holes.push(i.toJSON())}return t}fromJSON(t){super.fromJSON(t),this.uuid=t.uuid,this.holes=[];for(let e=0,i=t.holes.length;e<i;e++){const i=t.holes[e];this.holes.push((new Ao).fromJSON(i))}return this}}const ko=function(t,e,i=2){const n=e&&e.length,r=n?e[0]*i:t.length;let 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i=R*t,s=R*(t+1);z(e+n+i,e+r+i,e+r+s,e+n+s)}}}function U(t,e,i){s.push(t),s.push(e),s.push(i)}function B(t,e,r){G(t),G(e),G(r);const s=n.length/3,a=m.generateTopUV(i,n,s-3,s-2,s-1);k(a[0]),k(a[1]),k(a[2])}function z(t,e,r,s){G(t),G(e),G(s),G(e),G(r),G(s);const a=n.length/3,o=m.generateSideWallUV(i,n,a-6,a-3,a-2,a-1);k(o[0]),k(o[1]),k(o[3]),k(o[1]),k(o[2]),k(o[3])}function G(t){n.push(s[3*t+0]),n.push(s[3*t+1]),n.push(s[3*t+2])}function k(t){r.push(t.x),r.push(t.y)}!function(){const t=n.length/3;if(c){let t=0,e=R*t;for(let t=0;t<C;t++){const i=T[t];B(i[2]+e,i[1]+e,i[0]+e)}t=o+2*p,e=R*t;for(let t=0;t<C;t++){const i=T[t];B(i[0]+e,i[1]+e,i[2]+e)}}else{for(let t=0;t<C;t++){const e=T[t];B(e[2],e[1],e[0])}for(let t=0;t<C;t++){const e=T[t];B(e[0]+R*o,e[1]+R*o,e[2]+R*o)}}i.addGroup(t,n.length/3-t,0)}(),function(){const t=n.length/3;let e=0;F(E,e),e+=E.length;for(let t=0,i=w.length;t<i;t++){const i=w[t];F(i,e),e+=i.length}i.addGroup(t,n.length/3-t,1)}()}this.setAttribute("position",new Si(n,3)),this.setAttribute("uv",new Si(r,2)),this.computeVertexNormals()}toJSON(){const t=super.toJSON();return function(t,e,i){if(i.shapes=[],Array.isArray(t))for(let e=0,n=t.length;e<n;e++){const n=t[e];i.shapes.push(n.uuid)}else i.shapes.push(t.uuid);i.options=Object.assign({},e),void 0!==e.extrudePath&&(i.options.extrudePath=e.extrudePath.toJSON());return i}(this.parameters.shapes,this.parameters.options,t)}static fromJSON(t,e){const i=[];for(let n=0,r=t.shapes.length;n<r;n++){const r=e[t.shapes[n]];i.push(r)}const n=t.options.extrudePath;return void 0!==n&&(t.options.extrudePath=(new To[n.type]).fromJSON(n)),new ml(i,t.options)}}const gl={generateTopUV:function(t,e,i,n,r){const s=e[3*i],a=e[3*i+1],o=e[3*n],l=e[3*n+1],c=e[3*r],h=e[3*r+1];return[new At(s,a),new At(o,l),new At(c,h)]},generateSideWallUV:function(t,e,i,n,r,s){const a=e[3*i],o=e[3*i+1],l=e[3*i+2],c=e[3*n],h=e[3*n+1],u=e[3*n+2],d=e[3*r],p=e[3*r+1],f=e[3*r+2],m=e[3*s],g=e[3*s+1],_=e[3*s+2];return Math.abs(o-h)<Math.abs(a-c)?[new At(a,1-l),new At(c,1-u),new At(d,1-f),new At(m,1-_)]:[new At(o,1-l),new At(h,1-u),new At(p,1-f),new At(g,1-_)]}};class _l extends Do{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2;super([-1,i,0,1,i,0,-1,-i,0,1,-i,0,0,-1,i,0,1,i,0,-1,-i,0,1,-i,i,0,-1,i,0,1,-i,0,-1,-i,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],t,e),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new _l(t.radius,t.detail)}}class vl extends Do{constructor(t=1,e=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],t,e),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new vl(t.radius,t.detail)}}class xl extends Pi{constructor(t=.5,e=1,i=8,n=1,r=0,s=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:i,phiSegments:n,thetaStart:r,thetaLength:s},i=Math.max(3,i);const a=[],o=[],l=[],c=[];let h=t;const u=(e-t)/(n=Math.max(1,n)),d=new ee,p=new At;for(let t=0;t<=n;t++){for(let t=0;t<=i;t++){const n=r+t/i*s;d.x=h*Math.cos(n),d.y=h*Math.sin(n),o.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/e+1)/2,p.y=(d.y/e+1)/2,c.push(p.x,p.y)}h+=u}for(let t=0;t<n;t++){const e=t*(i+1);for(let t=0;t<i;t++){const n=t+e,r=n,s=n+i+1,o=n+i+2,l=n+1;a.push(r,s,l),a.push(s,o,l)}}this.setIndex(a),this.setAttribute("position",new Si(o,3)),this.setAttribute("normal",new Si(l,3)),this.setAttribute("uv",new Si(c,2))}static fromJSON(t){return new xl(t.innerRadius,t.outerRadius,t.thetaSegments,t.phiSegments,t.thetaStart,t.thetaLength)}}class yl extends Pi{constructor(t=new Go([new At(0,.5),new At(-.5,-.5),new At(.5,-.5)]),e=12){super(),this.type="ShapeGeometry",this.parameters={shapes:t,curveSegments:e};const i=[],n=[],r=[],s=[];let a=0,o=0;if(!1===Array.isArray(t))l(t);else for(let e=0;e<t.length;e++)l(t[e]),this.addGroup(a,o,e),a+=o,o=0;function l(t){const a=n.length/3,l=t.extractPoints(e);let c=l.shape;const h=l.holes;!1===dl.isClockWise(c)&&(c=c.reverse());for(let t=0,e=h.length;t<e;t++){const e=h[t];!0===dl.isClockWise(e)&&(h[t]=e.reverse())}const u=dl.triangulateShape(c,h);for(let t=0,e=h.length;t<e;t++){const e=h[t];c=c.concat(e)}for(let t=0,e=c.length;t<e;t++){const e=c[t];n.push(e.x,e.y,0),r.push(0,0,1),s.push(e.x,e.y)}for(let t=0,e=u.length;t<e;t++){const e=u[t],n=e[0]+a,r=e[1]+a,s=e[2]+a;i.push(n,r,s),o+=3}}this.setIndex(i),this.setAttribute("position",new Si(n,3)),this.setAttribute("normal",new Si(r,3)),this.setAttribute("uv",new Si(s,2))}toJSON(){const t=super.toJSON();return function(t,e){if(e.shapes=[],Array.isArray(t))for(let i=0,n=t.length;i<n;i++){const n=t[i];e.shapes.push(n.uuid)}else e.shapes.push(t.uuid);return e}(this.parameters.shapes,t)}static fromJSON(t,e){const i=[];for(let n=0,r=t.shapes.length;n<r;n++){const r=e[t.shapes[n]];i.push(r)}return new yl(i,t.curveSegments)}}class Ml extends Pi{constructor(t=1,e=32,i=16,n=0,r=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:i,phiStart:n,phiLength:r,thetaStart:s,thetaLength:a},e=Math.max(3,Math.floor(e)),i=Math.max(2,Math.floor(i));const o=Math.min(s+a,Math.PI);let l=0;const c=[],h=new ee,u=new ee,d=[],p=[],f=[],m=[];for(let d=0;d<=i;d++){const g=[],_=d/i;let v=0;0==d&&0==s?v=.5/e:d==i&&o==Math.PI&&(v=-.5/e);for(let i=0;i<=e;i++){const o=i/e;h.x=-t*Math.cos(n+o*r)*Math.sin(s+_*a),h.y=t*Math.cos(s+_*a),h.z=t*Math.sin(n+o*r)*Math.sin(s+_*a),p.push(h.x,h.y,h.z),u.copy(h).normalize(),f.push(u.x,u.y,u.z),m.push(o+v,1-_),g.push(l++)}c.push(g)}for(let t=0;t<i;t++)for(let n=0;n<e;n++){const e=c[t][n+1],r=c[t][n],a=c[t+1][n],l=c[t+1][n+1];(0!==t||s>0)&&d.push(e,r,l),(t!==i-1||o<Math.PI)&&d.push(r,a,l)}this.setIndex(d),this.setAttribute("position",new Si(p,3)),this.setAttribute("normal",new Si(f,3)),this.setAttribute("uv",new Si(m,2))}static fromJSON(t){return new Ml(t.radius,t.widthSegments,t.heightSegments,t.phiStart,t.phiLength,t.thetaStart,t.thetaLength)}}class bl extends Do{constructor(t=1,e=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],t,e),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new bl(t.radius,t.detail)}}class Sl extends Pi{constructor(t=1,e=.4,i=8,n=6,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:i,tubularSegments:n,arc:r},i=Math.floor(i),n=Math.floor(n);const s=[],a=[],o=[],l=[],c=new ee,h=new ee,u=new ee;for(let s=0;s<=i;s++)for(let d=0;d<=n;d++){const p=d/n*r,f=s/i*Math.PI*2;h.x=(t+e*Math.cos(f))*Math.cos(p),h.y=(t+e*Math.cos(f))*Math.sin(p),h.z=e*Math.sin(f),a.push(h.x,h.y,h.z),c.x=t*Math.cos(p),c.y=t*Math.sin(p),u.subVectors(h,c).normalize(),o.push(u.x,u.y,u.z),l.push(d/n),l.push(s/i)}for(let t=1;t<=i;t++)for(let e=1;e<=n;e++){const i=(n+1)*t+e-1,r=(n+1)*(t-1)+e-1,a=(n+1)*(t-1)+e,o=(n+1)*t+e;s.push(i,r,o),s.push(r,a,o)}this.setIndex(s),this.setAttribute("position",new Si(a,3)),this.setAttribute("normal",new Si(o,3)),this.setAttribute("uv",new Si(l,2))}static fromJSON(t){return new Sl(t.radius,t.tube,t.radialSegments,t.tubularSegments,t.arc)}}class wl extends Pi{constructor(t=1,e=.4,i=64,n=8,r=2,s=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:i,radialSegments:n,p:r,q:s},i=Math.floor(i),n=Math.floor(n);const a=[],o=[],l=[],c=[],h=new ee,u=new ee,d=new ee,p=new ee,f=new ee,m=new ee,g=new ee;for(let a=0;a<=i;++a){const v=a/i*r*Math.PI*2;_(v,r,s,t,d),_(v+.01,r,s,t,p),m.subVectors(p,d),g.addVectors(p,d),f.crossVectors(m,g),g.crossVectors(f,m),f.normalize(),g.normalize();for(let t=0;t<=n;++t){const r=t/n*Math.PI*2,s=-e*Math.cos(r),p=e*Math.sin(r);h.x=d.x+(s*g.x+p*f.x),h.y=d.y+(s*g.y+p*f.y),h.z=d.z+(s*g.z+p*f.z),o.push(h.x,h.y,h.z),u.subVectors(h,d).normalize(),l.push(u.x,u.y,u.z),c.push(a/i),c.push(t/n)}}for(let t=1;t<=i;t++)for(let e=1;e<=n;e++){const i=(n+1)*(t-1)+(e-1),r=(n+1)*t+(e-1),s=(n+1)*t+e,o=(n+1)*(t-1)+e;a.push(i,r,o),a.push(r,s,o)}function _(t,e,i,n,r){const s=Math.cos(t),a=Math.sin(t),o=i/e*t,l=Math.cos(o);r.x=n*(2+l)*.5*s,r.y=n*(2+l)*a*.5,r.z=n*Math.sin(o)*.5}this.setIndex(a),this.setAttribute("position",new Si(o,3)),this.setAttribute("normal",new Si(l,3)),this.setAttribute("uv",new Si(c,2))}static fromJSON(t){return new wl(t.radius,t.tube,t.tubularSegments,t.radialSegments,t.p,t.q)}}class Tl extends Pi{constructor(t=new So(new ee(-1,-1,0),new ee(-1,1,0),new ee(1,1,0)),e=64,i=1,n=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:i,radialSegments:n,closed:r};const s=t.computeFrenetFrames(e,r);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals;const a=new ee,o=new ee,l=new At;let c=new ee;const h=[],u=[],d=[],p=[];function f(r){c=t.getPointAt(r/e,c);const l=s.normals[r],d=s.binormals[r];for(let t=0;t<=n;t++){const e=t/n*Math.PI*2,r=Math.sin(e),s=-Math.cos(e);o.x=s*l.x+r*d.x,o.y=s*l.y+r*d.y,o.z=s*l.z+r*d.z,o.normalize(),u.push(o.x,o.y,o.z),a.x=c.x+i*o.x,a.y=c.y+i*o.y,a.z=c.z+i*o.z,h.push(a.x,a.y,a.z)}}!function(){for(let t=0;t<e;t++)f(t);f(!1===r?e:0),function(){for(let t=0;t<=e;t++)for(let i=0;i<=n;i++)l.x=t/e,l.y=i/n,d.push(l.x,l.y)}(),function(){for(let t=1;t<=e;t++)for(let e=1;e<=n;e++){const i=(n+1)*(t-1)+(e-1),r=(n+1)*t+(e-1),s=(n+1)*t+e,a=(n+1)*(t-1)+e;p.push(i,r,a),p.push(r,s,a)}}()}(),this.setIndex(p),this.setAttribute("position",new Si(h,3)),this.setAttribute("normal",new Si(u,3)),this.setAttribute("uv",new Si(d,2))}toJSON(){const t=super.toJSON();return t.path=this.parameters.path.toJSON(),t}static fromJSON(t){return new Tl((new To[t.path.type]).fromJSON(t.path),t.tubularSegments,t.radius,t.radialSegments,t.closed)}}class El extends Pi{constructor(t=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:t},null!==t){const e=[],i=new Set,n=new ee,r=new ee;if(null!==t.index){const s=t.attributes.position,a=t.index;let o=t.groups;0===o.length&&(o=[{start:0,count:a.count,materialIndex:0}]);for(let t=0,l=o.length;t<l;++t){const l=o[t],c=l.start;for(let t=c,o=c+l.count;t<o;t+=3)for(let o=0;o<3;o++){const l=a.getX(t+o),c=a.getX(t+(o+1)%3);n.fromBufferAttribute(s,l),r.fromBufferAttribute(s,c),!0===Al(n,r,i)&&(e.push(n.x,n.y,n.z),e.push(r.x,r.y,r.z))}}}else{const s=t.attributes.position;for(let t=0,a=s.count/3;t<a;t++)for(let a=0;a<3;a++){const o=3*t+a,l=3*t+(a+1)%3;n.fromBufferAttribute(s,o),r.fromBufferAttribute(s,l),!0===Al(n,r,i)&&(e.push(n.x,n.y,n.z),e.push(r.x,r.y,r.z))}}this.setAttribute("position",new Si(e,3))}}}function Al(t,e,i){const n=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`,r=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`;return!0!==i.has(n)&&!0!==i.has(r)&&(i.add(n),i.add(r),!0)}var Rl=Object.freeze({__proto__:null,BoxGeometry:Ki,BoxBufferGeometry:Ki,CapsuleGeometry:Co,CapsuleBufferGeometry:Co,CircleGeometry:Lo,CircleBufferGeometry:Lo,ConeGeometry:Io,ConeBufferGeometry:Io,CylinderGeometry:Po,CylinderBufferGeometry:Po,DodecahedronGeometry:No,DodecahedronBufferGeometry:No,EdgesGeometry:zo,ExtrudeGeometry:ml,ExtrudeBufferGeometry:ml,IcosahedronGeometry:_l,IcosahedronBufferGeometry:_l,LatheGeometry:Ro,LatheBufferGeometry:Ro,OctahedronGeometry:vl,OctahedronBufferGeometry:vl,PlaneGeometry:vn,PlaneBufferGeometry:vn,PolyhedronGeometry:Do,PolyhedronBufferGeometry:Do,RingGeometry:xl,RingBufferGeometry:xl,ShapeGeometry:yl,ShapeBufferGeometry:yl,SphereGeometry:Ml,SphereBufferGeometry:Ml,TetrahedronGeometry:bl,TetrahedronBufferGeometry:bl,TorusGeometry:Sl,TorusBufferGeometry:Sl,TorusKnotGeometry:wl,TorusKnotBufferGeometry:wl,TubeGeometry:Tl,TubeBufferGeometry:Tl,WireframeGeometry:El});class Cl extends gi{constructor(t){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new Vt(0),this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.fog=t.fog,this}}class Ll extends en{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Pl extends gi{constructor(t){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Vt(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Vt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new At(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Il extends Pl{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new At(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return yt(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Vt(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=0,this.attenuationColor=new Vt(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Vt(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._iridescence=0,this._transmission=0,this.setValues(t)}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class Dl extends gi{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Vt(16777215),this.specular=new Vt(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Vt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new At(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Nl extends gi{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Vt(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Vt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new At(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Ol extends gi{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new At(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class Fl extends gi{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Vt(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Vt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Ul extends gi{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Vt(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new At(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Bl extends Ga{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function zl(t,e,i){return kl(t)?new t.constructor(t.subarray(e,void 0!==i?i:t.length)):t.slice(e,i)}function Gl(t,e,i){return!t||!i&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function kl(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Hl(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function Vl(t,e,i){const n=t.length,r=new t.constructor(n);for(let s=0,a=0;a!==n;++s){const n=i[s]*e;for(let i=0;i!==e;++i)r[a++]=t[n+i]}return r}function Wl(t,e,i,n){let r=1,s=t[0];for(;void 0!==s&&void 0===s[n];)s=t[r++];if(void 0===s)return;let a=s[n];if(void 0!==a)if(Array.isArray(a))do{a=s[n],void 0!==a&&(e.push(s.time),i.push.apply(i,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[n],void 0!==a&&(e.push(s.time),a.toArray(i,i.length)),s=t[r++]}while(void 0!==s);else do{a=s[n],void 0!==a&&(e.push(s.time),i.push(a)),s=t[r++]}while(void 0!==s)}var Xl=Object.freeze({__proto__:null,arraySlice:zl,convertArray:Gl,isTypedArray:kl,getKeyframeOrder:Hl,sortedArray:Vl,flattenJSON:Wl,subclip:function(t,e,i,n,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t<s.tracks.length;++t){const e=s.tracks[t],o=e.getValueSize(),l=[],c=[];for(let t=0;t<e.times.length;++t){const s=e.times[t]*r;if(!(s<i||s>=n)){l.push(e.times[t]);for(let i=0;i<o;++i)c.push(e.values[t*o+i])}}0!==l.length&&(e.times=Gl(l,e.times.constructor),e.values=Gl(c,e.values.constructor),a.push(e))}s.tracks=a;let o=1/0;for(let t=0;t<s.tracks.length;++t)o>s.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t<s.tracks.length;++t)s.tracks[t].shift(-1*o);return s.resetDuration(),s},makeClipAdditive:function(t,e=0,i=t,n=30){n<=0&&(n=30);const r=i.tracks.length,s=e/n;for(let e=0;e<r;++e){const n=i.tracks[e],r=n.ValueTypeName;if("bool"===r||"string"===r)continue;const a=t.tracks.find((function(t){return t.name===n.name&&t.ValueTypeName===r}));if(void 0===a)continue;let o=0;const l=n.getValueSize();n.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(o=l/3);let c=0;const h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);const u=n.times.length-1;let d;if(s<=n.times[0]){const t=o,e=l-o;d=zl(n.values,t,e)}else if(s>=n.times[u]){const t=u*l+o,e=t+l-o;d=zl(n.values,t,e)}else{const t=n.createInterpolant(),e=o,i=l-o;t.evaluate(s),d=zl(t.resultBuffer,e,i)}if("quaternion"===r){(new te).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let t=0;t<p;++t){const e=t*h+c;if("quaternion"===r)te.multiplyQuaternionsFlat(a.values,e,d,0,a.values,e);else{const t=h-2*c;for(let i=0;i<t;++i)a.values[e+i]-=d[i]}}}return t.blendMode=st,t}});class jl{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],r=e[i-1];t:{e:{let s;i:{n:if(!(t<n)){for(let s=i+2;;){if(void 0===n){if(t<r)break n;return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===s)break;if(r=n,n=e[++i],t<n)break e}s=e.length;break i}if(t>=r)break t;{const a=e[1];t<a&&(i=2,r=a);for(let s=i-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(i===s)break;if(n=r,r=e[--i-1],t>=r)break e}s=i,i=0}}for(;i<s;){const n=i+s>>>1;t<e[n]?s=n:i=n+1}if(n=e[i],r=e[i-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===n)return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,r,n)}return this.interpolate_(i,r,t,n)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,i=this.sampleValues,n=this.valueSize,r=t*n;for(let t=0;t!==n;++t)e[t]=i[r+t];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class ql extends jl{constructor(t,e,i,n){super(t,e,i,n),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:et,endingEnd:et}}intervalChanged_(t,e,i){const n=this.parameterPositions;let r=t-2,s=t+1,a=n[r],o=n[s];if(void 0===a)switch(this.getSettings_().endingStart){case it:r=t,a=2*e-i;break;case nt:r=n.length-2,a=e+n[r]-n[r+1];break;default:r=t,a=i}if(void 0===o)switch(this.getSettings_().endingEnd){case it:s=t,o=2*i-e;break;case nt:s=1,o=i+n[1]-n[0];break;default:s=t-1,o=e}const l=.5*(i-e),c=this.valueSize;this._weightPrev=l/(e-a),this._weightNext=l/(o-i),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,d=this._weightNext,p=(i-e)/(n-e),f=p*p,m=f*p,g=-u*m+2*u*f-u*p,_=(1+u)*m+(-1.5-2*u)*f+(-.5+u)*p+1,v=(-1-d)*m+(1.5+d)*f+.5*p,x=d*m-d*f;for(let t=0;t!==a;++t)r[t]=g*s[c+t]+_*s[l+t]+v*s[o+t]+x*s[h+t];return r}}class Yl extends jl{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=(i-e)/(n-e),h=1-c;for(let t=0;t!==a;++t)r[t]=s[l+t]*h+s[o+t]*c;return r}}class Zl extends jl{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t){return this.copySampleValue_(t-1)}}class Jl{constructor(t,e,i,n){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=Gl(e,this.TimeBufferType),this.values=Gl(i,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}static toJSON(t){const e=t.constructor;let i;if(e.toJSON!==this.toJSON)i=e.toJSON(t);else{i={name:t.name,times:Gl(t.times,Array),values:Gl(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(i.interpolation=e)}return i.type=t.ValueTypeName,i}InterpolantFactoryMethodDiscrete(t){return new Zl(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new Yl(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new ql(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case Q:e=this.InterpolantFactoryMethodDiscrete;break;case $:e=this.InterpolantFactoryMethodLinear;break;case tt:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){const e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(e);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Q;case this.InterpolantFactoryMethodLinear:return $;case this.InterpolantFactoryMethodSmooth:return tt}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]*=t}return this}trim(t,e){const i=this.times,n=i.length;let r=0,s=n-1;for(;r!==n&&i[r]<t;)++r;for(;-1!==s&&i[s]>e;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=zl(i,r,s),this.values=zl(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&kl(n))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=zl(this.times),e=zl(this.values),i=this.getValueSize(),n=this.getInterpolation()===tt,r=t.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=t[a];if(o!==t[a+1]&&(1!==a||o!==t[0]))if(n)r=!0;else{const t=a*i,n=t-i,s=t+i;for(let a=0;a!==i;++a){const i=e[t+a];if(i!==e[n+a]||i!==e[s+a]){r=!0;break}}}if(r){if(a!==s){t[s]=t[a];const n=a*i,r=s*i;for(let t=0;t!==i;++t)e[r+t]=e[n+t]}++s}}if(r>0){t[s]=t[r];for(let t=r*i,n=s*i,a=0;a!==i;++a)e[n+a]=e[t+a];++s}return s!==t.length?(this.times=zl(t,0,s),this.values=zl(e,0,s*i)):(this.times=t,this.values=e),this}clone(){const t=zl(this.times,0),e=zl(this.values,0),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Jl.prototype.TimeBufferType=Float32Array,Jl.prototype.ValueBufferType=Float32Array,Jl.prototype.DefaultInterpolation=$;class Kl extends Jl{}Kl.prototype.ValueTypeName="bool",Kl.prototype.ValueBufferType=Array,Kl.prototype.DefaultInterpolation=Q,Kl.prototype.InterpolantFactoryMethodLinear=void 0,Kl.prototype.InterpolantFactoryMethodSmooth=void 0;class Ql extends Jl{}Ql.prototype.ValueTypeName="color";class $l extends Jl{}$l.prototype.ValueTypeName="number";class tc extends jl{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)te.slerpFlat(r,0,s,l-a,s,l,o);return r}}class ec extends Jl{InterpolantFactoryMethodLinear(t){return new tc(this.times,this.values,this.getValueSize(),t)}}ec.prototype.ValueTypeName="quaternion",ec.prototype.DefaultInterpolation=$,ec.prototype.InterpolantFactoryMethodSmooth=void 0;class ic extends Jl{}ic.prototype.ValueTypeName="string",ic.prototype.ValueBufferType=Array,ic.prototype.DefaultInterpolation=Q,ic.prototype.InterpolantFactoryMethodLinear=void 0,ic.prototype.InterpolantFactoryMethodSmooth=void 0;class nc extends Jl{}nc.prototype.ValueTypeName="vector";class rc{constructor(t,e=-1,i,n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=xt(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(sc(i[t]).scale(n));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(Jl.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const r=e.length,s=[];for(let t=0;t<r;t++){let a=[],o=[];a.push((t+r-1)%r,t,(t+1)%r),o.push(0,1,0);const l=Hl(a);a=Vl(a,1,l),o=Vl(o,1,l),n||0!==a[0]||(a.push(r),o.push(o[0])),s.push(new $l(".morphTargetInfluences["+e[t].name+"]",a,o).scale(1/i))}return new this(t,-1,s)}static findByName(t,e){let i=t;if(!Array.isArray(t)){const e=t;i=e.geometry&&e.geometry.animations||e.animations}for(let t=0;t<i.length;t++)if(i[t].name===e)return i[t];return null}static CreateClipsFromMorphTargetSequences(t,e,i){const n={},r=/^([\w-]*?)([\d]+)$/;for(let e=0,i=t.length;e<i;e++){const i=t[e],s=i.name.match(r);if(s&&s.length>1){const t=s[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const s=[];for(const t in n)s.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,r){if(0!==i.length){const s=[],a=[];Wl(i,s,a,n),0!==s.length&&r.push(new t(e,s,a))}},n=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t<l.length;t++){const r=l[t].keys;if(r&&0!==r.length)if(r[0].morphTargets){const t={};let e;for(e=0;e<r.length;e++)if(r[e].morphTargets)for(let i=0;i<r[e].morphTargets.length;i++)t[r[e].morphTargets[i]]=-1;for(const i in t){const t=[],s=[];for(let n=0;n!==r[e].morphTargets.length;++n){const n=r[e];t.push(n.time),s.push(n.morphTarget===i?1:0)}n.push(new $l(".morphTargetInfluence["+i+"]",t,s))}o=t.length*s}else{const s=".bones["+e[t].name+"]";i(nc,s+".position",r,"pos",n),i(ec,s+".quaternion",r,"rot",n),i(nc,s+".scale",r,"scl",n)}}if(0===n.length)return null;return new this(r,o,n,a)}resetDuration(){let t=0;for(let e=0,i=this.tracks.length;e!==i;++e){const i=this.tracks[e];t=Math.max(t,i.times[i.times.length-1])}return this.duration=t,this}trim(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this}validate(){let t=!0;for(let e=0;e<this.tracks.length;e++)t=t&&this.tracks[e].validate();return t}optimize(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this}clone(){const t=[];for(let e=0;e<this.tracks.length;e++)t.push(this.tracks[e].clone());return new this.constructor(this.name,this.duration,t,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function sc(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return $l;case"vector":case"vector2":case"vector3":case"vector4":return nc;case"color":return Ql;case"quaternion":return ec;case"bool":case"boolean":return Kl;case"string":return ic}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){const e=[],i=[];Wl(t.keys,e,i,"value"),t.times=e,t.values=i}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const ac={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class oc{constructor(t,e,i){const n=this;let r,s=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=i,this.itemStart=function(t){o++,!1===s&&void 0!==n.onStart&&n.onStart(t,a,o),s=!0},this.itemEnd=function(t){a++,void 0!==n.onProgress&&n.onProgress(t,a,o),a===o&&(s=!1,void 0!==n.onLoad&&n.onLoad())},this.itemError=function(t){void 0!==n.onError&&n.onError(t)},this.resolveURL=function(t){return r?r(t):t},this.setURLModifier=function(t){return r=t,this},this.addHandler=function(t,e){return l.push(t,e),this},this.removeHandler=function(t){const e=l.indexOf(t);return-1!==e&&l.splice(e,2),this},this.getHandler=function(t){for(let e=0,i=l.length;e<i;e+=2){const i=l[e],n=l[e+1];if(i.global&&(i.lastIndex=0),i.test(t))return n}return null}}}const lc=new oc;class cc{constructor(t){this.manager=void 0!==t?t:lc,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const i=this;return new Promise((function(n,r){i.load(t,n,e,r)}))}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}}const hc={};class uc extends Error{constructor(t,e){super(t),this.response=e}}class dc extends cc{constructor(t){super(t)}load(t,e,i,n){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=ac.get(t);if(void 0!==r)return this.manager.itemStart(t),setTimeout((()=>{e&&e(r),this.manager.itemEnd(t)}),0),r;if(void 0!==hc[t])return void hc[t].push({onLoad:e,onProgress:i,onError:n});hc[t]=[],hc[t].push({onLoad:e,onProgress:i,onError:n});const s=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(s).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=hc[t],n=e.body.getReader(),r=e.headers.get("Content-Length"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:r})=>{if(n)t.close();else{o+=r.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let t=0,e=i.length;t<e;t++){const e=i[t];e.onProgress&&e.onProgress(n)}t.enqueue(r),e()}}))}()}});return new Response(l)}throw new uc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)})).then((t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(void 0===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{ac.add(t,e);const i=hc[t];delete hc[t];for(let t=0,n=i.length;t<n;t++){const n=i[t];n.onLoad&&n.onLoad(e)}})).catch((e=>{const i=hc[t];if(void 0===i)throw this.manager.itemError(t),e;delete hc[t];for(let t=0,n=i.length;t<n;t++){const n=i[t];n.onError&&n.onError(e)}this.manager.itemError(t)})).finally((()=>{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class pc extends cc{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=ac.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a=It("img");function o(){c(),ac.add(t,this),e&&e(this),r.manager.itemEnd(t)}function l(e){c(),n&&n(e),r.manager.itemError(t),r.manager.itemEnd(t)}function c(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(t),a.src=t,a}}class fc extends ni{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Vt(t),this.intensity=e}dispose(){}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}class mc extends fc{constructor(t,e,i){super(t,i),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(ni.DefaultUp),this.updateMatrix(),this.groundColor=new Vt(e)}copy(t,e){return super.copy(t,e),this.groundColor.copy(t.groundColor),this}}const gc=new Ie,_c=new ee,vc=new ee;class xc{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new At(512,512),this.map=null,this.mapPass=null,this.matrix=new Ie,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new mn,this._frameExtents=new At(1,1),this._viewportCount=1,this._viewports=[new Jt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,i=this.matrix;_c.setFromMatrixPosition(t.matrixWorld),e.position.copy(_c),vc.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(vc),e.updateMatrixWorld(),gc.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(gc),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(e.projectionMatrix),i.multiply(e.matrixWorldInverse)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}class yc extends xc{constructor(){super(new rn(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,i=2*vt*t.angle*this.focus,n=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;i===e.fov&&n===e.aspect&&r===e.far||(e.fov=i,e.aspect=n,e.far=r,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class Mc extends fc{constructor(t,e,i=0,n=Math.PI/3,r=0,s=1){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ni.DefaultUp),this.updateMatrix(),this.target=new ni,this.distance=i,this.angle=n,this.penumbra=r,this.decay=s,this.shadow=new yc}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}const bc=new Ie,Sc=new ee,wc=new ee;class Tc extends xc{constructor(){super(new rn(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new At(4,2),this._viewportCount=6,this._viewports=[new Jt(2,1,1,1),new Jt(0,1,1,1),new Jt(3,1,1,1),new Jt(1,1,1,1),new Jt(3,0,1,1),new Jt(1,0,1,1)],this._cubeDirections=[new ee(1,0,0),new ee(-1,0,0),new ee(0,0,1),new ee(0,0,-1),new ee(0,1,0),new ee(0,-1,0)],this._cubeUps=[new ee(0,1,0),new ee(0,1,0),new ee(0,1,0),new ee(0,1,0),new ee(0,0,1),new ee(0,0,-1)]}updateMatrices(t,e=0){const i=this.camera,n=this.matrix,r=t.distance||i.far;r!==i.far&&(i.far=r,i.updateProjectionMatrix()),Sc.setFromMatrixPosition(t.matrixWorld),i.position.copy(Sc),wc.copy(i.position),wc.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(wc),i.updateMatrixWorld(),n.makeTranslation(-Sc.x,-Sc.y,-Sc.z),bc.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(bc)}}class Ec extends fc{constructor(t,e,i=0,n=1){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new Tc}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class Ac extends xc{constructor(){super(new Rn(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Rc extends fc{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ni.DefaultUp),this.updateMatrix(),this.target=new ni,this.shadow=new Ac}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class Cc extends fc{constructor(t,e){super(t,e),this.isAmbientLight=!0,this.type="AmbientLight"}}class Lc extends fc{constructor(t,e,i=10,n=10){super(t,e),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=i,this.height=n}get power(){return this.intensity*this.width*this.height*Math.PI}set power(t){this.intensity=t/(this.width*this.height*Math.PI)}copy(t){return super.copy(t),this.width=t.width,this.height=t.height,this}toJSON(t){const e=super.toJSON(t);return e.object.width=this.width,e.object.height=this.height,e}}class Pc{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new ee)}set(t){for(let e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this}zero(){for(let t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this}getAt(t,e){const i=t.x,n=t.y,r=t.z,s=this.coefficients;return e.copy(s[0]).multiplyScalar(.282095),e.addScaledVector(s[1],.488603*n),e.addScaledVector(s[2],.488603*r),e.addScaledVector(s[3],.488603*i),e.addScaledVector(s[4],i*n*1.092548),e.addScaledVector(s[5],n*r*1.092548),e.addScaledVector(s[6],.315392*(3*r*r-1)),e.addScaledVector(s[7],i*r*1.092548),e.addScaledVector(s[8],.546274*(i*i-n*n)),e}getIrradianceAt(t,e){const i=t.x,n=t.y,r=t.z,s=this.coefficients;return e.copy(s[0]).multiplyScalar(.886227),e.addScaledVector(s[1],1.023328*n),e.addScaledVector(s[2],1.023328*r),e.addScaledVector(s[3],1.023328*i),e.addScaledVector(s[4],.858086*i*n),e.addScaledVector(s[5],.858086*n*r),e.addScaledVector(s[6],.743125*r*r-.247708),e.addScaledVector(s[7],.858086*i*r),e.addScaledVector(s[8],.429043*(i*i-n*n)),e}add(t){for(let e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this}addScaledSH(t,e){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(t.coefficients[i],e);return this}scale(t){for(let e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this}lerp(t,e){for(let i=0;i<9;i++)this.coefficients[i].lerp(t.coefficients[i],e);return this}equals(t){for(let e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(t,e+3*n);return this}toArray(t=[],e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(t,e+3*n);return t}static getBasisAt(t,e){const i=t.x,n=t.y,r=t.z;e[0]=.282095,e[1]=.488603*n,e[2]=.488603*r,e[3]=.488603*i,e[4]=1.092548*i*n,e[5]=1.092548*n*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*i*r,e[8]=.546274*(i*i-n*n)}}class Ic extends fc{constructor(t=new Pc,e=1){super(void 0,e),this.isLightProbe=!0,this.sh=t}copy(t){return super.copy(t),this.sh.copy(t.sh),this}fromJSON(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this}toJSON(t){const e=super.toJSON(t);return e.object.sh=this.sh.toArray(),e}}class Dc extends cc{constructor(t){super(t),this.textures={}}load(t,e,i,n){const r=this,s=new dc(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(t,(function(i){try{e(r.parse(JSON.parse(i)))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}parse(t){const e=this.textures;function i(t){return void 0===e[t]&&console.warn("THREE.MaterialLoader: Undefined texture",t),e[t]}const n=Dc.createMaterialFromType(t.type);if(void 0!==t.uuid&&(n.uuid=t.uuid),void 0!==t.name&&(n.name=t.name),void 0!==t.color&&void 0!==n.color&&n.color.setHex(t.color),void 0!==t.roughness&&(n.roughness=t.roughness),void 0!==t.metalness&&(n.metalness=t.metalness),void 0!==t.sheen&&(n.sheen=t.sheen),void 0!==t.sheenColor&&(n.sheenColor=(new Vt).setHex(t.sheenColor)),void 0!==t.sheenRoughness&&(n.sheenRoughness=t.sheenRoughness),void 0!==t.emissive&&void 0!==n.emissive&&n.emissive.setHex(t.emissive),void 0!==t.specular&&void 0!==n.specular&&n.specular.setHex(t.specular),void 0!==t.specularIntensity&&(n.specularIntensity=t.specularIntensity),void 0!==t.specularColor&&void 0!==n.specularColor&&n.specularColor.setHex(t.specularColor),void 0!==t.shininess&&(n.shininess=t.shininess),void 0!==t.clearcoat&&(n.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(n.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.iridescence&&(n.iridescence=t.iridescence),void 0!==t.iridescenceIOR&&(n.iridescenceIOR=t.iridescenceIOR),void 0!==t.iridescenceThicknessRange&&(n.iridescenceThicknessRange=t.iridescenceThicknessRange),void 0!==t.transmission&&(n.transmission=t.transmission),void 0!==t.thickness&&(n.thickness=t.thickness),void 0!==t.attenuationDistance&&(n.attenuationDistance=t.attenuationDistance),void 0!==t.attenuationColor&&void 0!==n.attenuationColor&&n.attenuationColor.setHex(t.attenuationColor),void 0!==t.fog&&(n.fog=t.fog),void 0!==t.flatShading&&(n.flatShading=t.flatShading),void 0!==t.blending&&(n.blending=t.blending),void 0!==t.combine&&(n.combine=t.combine),void 0!==t.side&&(n.side=t.side),void 0!==t.shadowSide&&(n.shadowSide=t.shadowSide),void 0!==t.opacity&&(n.opacity=t.opacity),void 0!==t.transparent&&(n.transparent=t.transparent),void 0!==t.alphaTest&&(n.alphaTest=t.alphaTest),void 0!==t.depthTest&&(n.depthTest=t.depthTest),void 0!==t.depthWrite&&(n.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(n.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(n.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(n.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(n.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(n.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(n.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(n.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(n.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(n.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(n.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(n.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(n.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(n.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(n.rotation=t.rotation),1!==t.linewidth&&(n.linewidth=t.linewidth),void 0!==t.dashSize&&(n.dashSize=t.dashSize),void 0!==t.gapSize&&(n.gapSize=t.gapSize),void 0!==t.scale&&(n.scale=t.scale),void 0!==t.polygonOffset&&(n.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(n.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(n.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.dithering&&(n.dithering=t.dithering),void 0!==t.alphaToCoverage&&(n.alphaToCoverage=t.alphaToCoverage),void 0!==t.premultipliedAlpha&&(n.premultipliedAlpha=t.premultipliedAlpha),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.toneMapped&&(n.toneMapped=t.toneMapped),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.vertexColors&&("number"==typeof t.vertexColors?n.vertexColors=t.vertexColors>0:n.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(n.uniforms[e]={},r.type){case"t":n.uniforms[e].value=i(r.value);break;case"c":n.uniforms[e].value=(new Vt).setHex(r.value);break;case"v2":n.uniforms[e].value=(new At).fromArray(r.value);break;case"v3":n.uniforms[e].value=(new ee).fromArray(r.value);break;case"v4":n.uniforms[e].value=(new Jt).fromArray(r.value);break;case"m3":n.uniforms[e].value=(new Rt).fromArray(r.value);break;case"m4":n.uniforms[e].value=(new Ie).fromArray(r.value);break;default:n.uniforms[e].value=r.value}}if(void 0!==t.defines&&(n.defines=t.defines),void 0!==t.vertexShader&&(n.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(n.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const e in t.extensions)n.extensions[e]=t.extensions[e];if(void 0!==t.shading&&(n.flatShading=1===t.shading),void 0!==t.size&&(n.size=t.size),void 0!==t.sizeAttenuation&&(n.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(n.map=i(t.map)),void 0!==t.matcap&&(n.matcap=i(t.matcap)),void 0!==t.alphaMap&&(n.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(n.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(n.bumpScale=t.bumpScale),void 0!==t.normalMap&&(n.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(n.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),n.normalScale=(new At).fromArray(e)}return void 0!==t.displacementMap&&(n.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(n.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(n.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(n.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(n.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(n.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(n.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(n.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(n.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(n.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(n.envMap=i(t.envMap)),void 0!==t.envMapIntensity&&(n.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(n.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(n.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(n.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(n.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(n.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(n.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(n.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(n.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(n.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(n.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(n.clearcoatNormalScale=(new At).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(n.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(n.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(n.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(n.thicknessMap=i(t.thicknessMap)),void 0!==t.sheenColorMap&&(n.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(n.sheenRoughnessMap=i(t.sheenRoughnessMap)),n}setTextures(t){return this.textures=t,this}static createMaterialFromType(t){return new{ShadowMaterial:Cl,SpriteMaterial:ra,RawShaderMaterial:Ll,ShaderMaterial:en,PointsMaterial:Ka,MeshPhysicalMaterial:Il,MeshStandardMaterial:Pl,MeshPhongMaterial:Dl,MeshToonMaterial:Nl,MeshNormalMaterial:Ol,MeshLambertMaterial:Fl,MeshDepthMaterial:Fs,MeshDistanceMaterial:Us,MeshBasicMaterial:_i,MeshMatcapMaterial:Ul,LineDashedMaterial:Bl,LineBasicMaterial:Ga,Material:gi}[t]}}class Nc{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,n=t.length;i<n;i++)e+=String.fromCharCode(t[i]);try{return decodeURIComponent(escape(e))}catch(t){return e}}static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class Oc extends Pi{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}clone(){return(new this.constructor).copy(this)}toJSON(){const t=super.toJSON(this);return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class Fc extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new dc(r.manager);s.setPath(r.path),s.setRequestHeader(r.requestHeader),s.setWithCredentials(r.withCredentials),s.load(t,(function(i){try{e(r.parse(JSON.parse(i)))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}parse(t){const e={},i={};function n(t,n){if(void 0!==e[n])return e[n];const r=t.interleavedBuffers[n],s=function(t,e){if(void 0!==i[e])return i[e];const n=t.arrayBuffers[e],r=new Uint32Array(n).buffer;return i[e]=r,r}(t,r.buffer),a=Pt(r.type,s),o=new ea(a,r.stride);return o.uuid=r.uuid,e[n]=o,o}const r=t.isInstancedBufferGeometry?new Oc:new Pi,s=t.data.index;if(void 0!==s){const t=Pt(s.type,s.array);r.setIndex(new yi(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let s;if(i.isInterleavedBufferAttribute){const e=n(t.data,i.data);s=new na(e,i.itemSize,i.offset,i.normalized)}else{const t=Pt(i.type,i.array);s=new(i.isInstancedBufferAttribute?Na:yi)(t,i.itemSize,i.normalized)}void 0!==i.name&&(s.name=i.name),void 0!==i.usage&&s.setUsage(i.usage),void 0!==i.updateRange&&(s.updateRange.offset=i.updateRange.offset,s.updateRange.count=i.updateRange.count),r.setAttribute(e,s)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],s=[];for(let e=0,r=i.length;e<r;e++){const r=i[e];let a;if(r.isInterleavedBufferAttribute){const e=n(t.data,r.data);a=new na(e,r.itemSize,r.offset,r.normalized)}else{const t=Pt(r.type,r.array);a=new yi(t,r.itemSize,r.normalized)}void 0!==r.name&&(a.name=r.name),s.push(a)}r.morphAttributes[e]=s}t.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);const l=t.data.groups||t.data.drawcalls||t.data.offsets;if(void 0!==l)for(let t=0,e=l.length;t!==e;++t){const e=l[t];r.addGroup(e.start,e.count,e.materialIndex)}const c=t.data.boundingSphere;if(void 0!==c){const t=new ee;void 0!==c.center&&t.fromArray(c.center),r.boundingSphere=new Se(t,c.radius)}return t.name&&(r.name=t.name),t.userData&&(r.userData=t.userData),r}}const Uc={UVMapping:n,CubeReflectionMapping:r,CubeRefractionMapping:s,EquirectangularReflectionMapping:a,EquirectangularRefractionMapping:o,CubeUVReflectionMapping:l},Bc={RepeatWrapping:c,ClampToEdgeWrapping:h,MirroredRepeatWrapping:u},zc={NearestFilter:d,NearestMipmapNearestFilter:p,NearestMipmapLinearFilter:f,LinearFilter:m,LinearMipmapNearestFilter:g,LinearMipmapLinearFilter:_};let Gc;const kc={getContext:function(){return void 0===Gc&&(Gc=new(window.AudioContext||window.webkitAudioContext)),Gc},setContext:function(t){Gc=t}};const Hc=new Ie,Vc=new Ie,Wc=new Ie;class Xc{constructor(t=!0){this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=jc(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const e=jc();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}function jc(){return("undefined"==typeof performance?Date:performance).now()}const qc=new ee,Yc=new te,Zc=new ee,Jc=new ee;class Kc extends ni{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}getFilters(){return this.filters}setFilters(t){return t||(t=[]),!0===this._connected?(this.disconnect(),this.filters=t.slice(),this.connect()):this.filters=t.slice(),this}setDetune(t){if(this.detune=t,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(t){return this.setFilters(t?[t]:[])}setPlaybackRate(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(t){if(!1!==this.hasPlaybackControl)return this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(t){return this.loopStart=t,this}setLoopEnd(t){return this.loopEnd=t,this}getVolume(){return this.gain.gain.value}setVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}}const Qc=new ee,$c=new te,th=new ee,eh=new ee;class ih{constructor(t,e,i){let n,r,s;switch(this.binding=t,this.valueSize=i,e){case"quaternion":n=this._slerp,r=this._slerpAdditive,s=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*i),this._workIndex=5;break;case"string":case"bool":n=this._select,r=this._select,s=this._setAdditiveIdentityOther,this.buffer=new Array(5*i);break;default:n=this._lerp,r=this._lerpAdditive,s=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*i)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=r,this._setIdentity=s,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(t,e){const i=this.buffer,n=this.valueSize,r=t*n+n;let s=this.cumulativeWeight;if(0===s){for(let t=0;t!==n;++t)i[r+t]=i[t];s=e}else{s+=e;const t=e/s;this._mixBufferRegion(i,r,0,t,n)}this.cumulativeWeight=s}accumulateAdditive(t){const e=this.buffer,i=this.valueSize,n=i*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,n,0,t,i),this.cumulativeWeightAdditive+=t}apply(t){const e=this.valueSize,i=this.buffer,n=t*e+e,r=this.cumulativeWeight,s=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const t=e*this._origIndex;this._mixBufferRegion(i,n,t,1-r,e)}s>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,r=n;t!==r;++t)e[t]=e[n+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i<e;i++)this.buffer[i]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize;for(let i=0;i<this.valueSize;i++)this.buffer[e+i]=this.buffer[t+i]}_select(t,e,i,n,r){if(n>=.5)for(let n=0;n!==r;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){te.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,r){const s=this._workIndex*r;te.multiplyQuaternionsFlat(t,s,t,e,t,i),te.slerpFlat(t,e,t,e,t,s,n)}_lerp(t,e,i,n,r){const s=1-n;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[i+a]*n}}_lerpAdditive(t,e,i,n,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[i+s]*n}}}const nh="\\[\\]\\.:\\/",rh=new RegExp("[\\[\\]\\.:\\/]","g"),sh="[^\\[\\]\\.:\\/]",ah="[^"+nh.replace("\\.","")+"]",oh=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",sh)+/(WCOD+)?/.source.replace("WCOD",ah)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",sh)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",sh)+"$"),lh=["material","materials","bones"];class ch{constructor(t,e,i){this.path=e,this.parsedPath=i||ch.parseTrackName(e),this.node=ch.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new ch.Composite(t,e,i):new ch(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(rh,"")}static parseTrackName(t){const e=oh.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==lh.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n<t.length;n++){const r=t[n];if(r.name===e||r.uuid===e)return r;const s=i(r.children);if(s)return s}return null},n=i(t.children);if(n)return n}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)t[e++]=i[n]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node;const e=this.parsedPath,i=e.objectName,n=e.propertyName;let r=e.propertyIndex;if(t||(t=ch.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(i){let n=e.objectIndex;switch(i){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(let e=0;e<t.length;e++)if(t[e].name===n){n=e;break}break;default:if(void 0===t[i])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[i]}if(void 0!==n){if(void 0===t[n])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[n]}}const s=t[n];if(void 0===s){const i=e.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+i+"."+n+" but it wasn't found.",t)}let a=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?a=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===n){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[r]&&(r=t.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=r}else void 0!==s.fromArray&&void 0!==s.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(o=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=n;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}ch.Composite=class{constructor(t,e,i){const n=i||ch.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,n)}getValue(t,e){this.bind();const i=this._targetGroup.nCachedObjects_,n=this._bindings[i];void 0!==n&&n.getValue(t,e)}setValue(t,e){const i=this._bindings;for(let n=this._targetGroup.nCachedObjects_,r=i.length;n!==r;++n)i[n].setValue(t,e)}bind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].bind()}unbind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].unbind()}},ch.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},ch.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},ch.prototype.GetterByBindingType=[ch.prototype._getValue_direct,ch.prototype._getValue_array,ch.prototype._getValue_arrayElement,ch.prototype._getValue_toArray],ch.prototype.SetterByBindingTypeAndVersioning=[[ch.prototype._setValue_direct,ch.prototype._setValue_direct_setNeedsUpdate,ch.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[ch.prototype._setValue_array,ch.prototype._setValue_array_setNeedsUpdate,ch.prototype._setValue_array_setMatrixWorldNeedsUpdate],[ch.prototype._setValue_arrayElement,ch.prototype._setValue_arrayElement_setNeedsUpdate,ch.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[ch.prototype._setValue_fromArray,ch.prototype._setValue_fromArray_setNeedsUpdate,ch.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class hh{constructor(t,e,i=null,n=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=n;const r=e.tracks,s=r.length,a=new Array(s),o={endingStart:et,endingEnd:et};for(let t=0;t!==s;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i){if(t.fadeOut(e),this.fadeIn(e),i){const i=this._clip.duration,n=t._clip.duration,r=n/i,s=i/n;t.warp(1,r,e),this.warp(s,1,e)}return this}crossFadeTo(t,e,i){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const n=this._mixer,r=n.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=n._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+i,l[0]=t/s,l[1]=e/s,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,n){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const n=(t-r)*i;if(n<0||0===i)return;this._startTime=null,e=i*n}e*=this._updateTimeScale(t);const s=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case st:for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(s),e[i].accumulateAdditive(a);break;case rt:default:for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(s),e[i].accumulate(n,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,r=this._loopCount;const s=2202===i;if(0===t)return-1===r?n:s&&1==(1&r)?e-n:n;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(s&&1==(1&r))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=it,n.endingEnd=it):(n.endingStart=t?this.zeroSlopeAtStart?it:et:nt,n.endingEnd=e?this.zeroSlopeAtEnd?it:et:nt)}_scheduleFading(t,e,i){const n=this._mixer,r=n.time;let s=this._weightInterpolant;null===s&&(s=n._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const uh=new Float32Array(1);class dh{constructor(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}clone(){return new dh(void 0===this.value.clone?this.value:this.value.clone())}}let ph=0;function fh(t,e){return t.distance-e.distance}function mh(t,e,i,n){if(t.layers.test(e.layers)&&t.raycast(e,i),!0===n){const n=t.children;for(let t=0,r=n.length;t<r;t++)mh(n[t],e,i,!0)}}const gh=new At;const _h=new ee,vh=new ee;const xh=new ee;const yh=new ee,Mh=new Ie,bh=new Ie;function Sh(t){const e=[];!0===t.isBone&&e.push(t);for(let i=0;i<t.children.length;i++)e.push.apply(e,Sh(t.children[i]));return e}const wh=new ee,Th=new Vt,Eh=new Vt;const Ah=new ee,Rh=new ee,Ch=new ee;const Lh=new ee,Ph=new nn;function Ih(t,e,i,n,r,s,a){Lh.set(r,s,a).unproject(n);const o=e[t];if(void 0!==o){const t=i.getAttribute("position");for(let e=0,i=o.length;e<i;e++)t.setXYZ(o[e],Lh.x,Lh.y,Lh.z)}}const Dh=new re;const Nh=new ee;let Oh,Fh;const Uh=Bh();function Bh(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,r[t]=24,r[256|t]=24):(n[t]=31744,n[256|t]=64512,r[t]=13,r[256|t]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;0==(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,s[t]=e|i}for(let t=1024;t<2048;++t)s[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}var zh=Object.freeze({__proto__:null,toHalfFloat:function(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=yt(t,-65504,65504),Uh.floatView[0]=t;const e=Uh.uint32View[0],i=e>>23&511;return Uh.baseTable[i]+((8388607&e)>>Uh.shiftTable[i])},fromHalfFloat:function(t){const e=t>>10;return Uh.uint32View[0]=Uh.mantissaTable[Uh.offsetTable[e]+(1023&t)]+Uh.exponentTable[e],Uh.floatView[0]}});"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:e}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=e),t.ACESFilmicToneMapping=4,t.AddEquation=i,t.AddOperation=2,t.AdditiveAnimationBlendMode=st,t.AdditiveBlending=2,t.AlphaFormat=1021,t.AlwaysDepth=1,t.AlwaysStencilFunc=519,t.AmbientLight=Cc,t.AmbientLightProbe=class extends Ic{constructor(t,e=1){super(void 0,e),this.isAmbientLightProbe=!0;const i=(new Vt).set(t);this.sh.coefficients[0].set(i.r,i.g,i.b).multiplyScalar(2*Math.sqrt(Math.PI))}},t.AnimationClip=rc,t.AnimationLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new dc(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(t,(function(i){try{e(r.parse(JSON.parse(i)))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}parse(t){const e=[];for(let i=0;i<t.length;i++){const n=rc.parse(t[i]);e.push(n)}return e}},t.AnimationMixer=class extends ft{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const i=t._localRoot||this._root,n=t._clip.tracks,r=n.length,s=t._propertyBindings,a=t._interpolants,o=i.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=n[t],l=r.name;let h=c[l];if(void 0!==h)++h.referenceCount,s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const n=e&&e._propertyBindings[t].binding.parsedPath;h=new ih(ch.create(i,l,n),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,n=this._actionsByClip[i];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e<this._nActiveActions}_addInactiveAction(t,e,i){const n=this._actions,r=this._actionsByClip;let s=r[e];if(void 0===s)s={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=s;else{const e=s.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=n.length,n.push(t),s.actionByRoot[i]=t}_removeInactiveAction(t){const e=this._actions,i=e[e.length-1],n=t._cacheIndex;i._cacheIndex=n,e[n]=i,e.pop(),t._cacheIndex=null;const r=t._clip.uuid,s=this._actionsByClip,a=s[r],o=a.knownActions,l=o[o.length-1],c=t._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),t._byClipCacheIndex=null;delete a.actionByRoot[(t._localRoot||this._root).uuid],0===o.length&&delete s[r],this._removeInactiveBindingsForAction(t)}_removeInactiveBindingsForAction(t){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.referenceCount&&this._removeInactiveBinding(i)}}_lendAction(t){const e=this._actions,i=t._cacheIndex,n=this._nActiveActions++,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_takeBackAction(t){const e=this._actions,i=t._cacheIndex,n=--this._nActiveActions,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_addInactiveBinding(t,e,i){const n=this._bindingsByRootAndName,r=this._bindings;let s=n[e];void 0===s&&(s={},n[e]=s),s[i]=t,t._cacheIndex=r.length,r.push(t)}_removeInactiveBinding(t){const e=this._bindings,i=t.binding,n=i.rootNode.uuid,r=i.path,s=this._bindingsByRootAndName,a=s[n],o=e[e.length-1],l=t._cacheIndex;o._cacheIndex=l,e[l]=o,e.pop(),delete a[r],0===Object.keys(a).length&&delete s[n]}_lendBinding(t){const e=this._bindings,i=t._cacheIndex,n=this._nActiveBindings++,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_takeBackBinding(t){const e=this._bindings,i=t._cacheIndex,n=--this._nActiveBindings,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_lendControlInterpolant(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let i=t[e];return void 0===i&&(i=new Yl(new Float32Array(2),new Float32Array(2),1,uh),i.__cacheIndex=e,t[e]=i),i}_takeBackControlInterpolant(t){const e=this._controlInterpolants,i=t.__cacheIndex,n=--this._nActiveControlInterpolants,r=e[n];t.__cacheIndex=n,e[n]=t,r.__cacheIndex=i,e[i]=r}clipAction(t,e,i){const n=e||this._root,r=n.uuid;let s="string"==typeof t?rc.findByName(n,t):t;const a=null!==s?s.uuid:t,o=this._actionsByClip[a];let l=null;if(void 0===i&&(i=null!==s?s.blendMode:rt),void 0!==o){const t=o.actionByRoot[r];if(void 0!==t&&t.blendMode===i)return t;l=o.knownActions[0],null===s&&(s=l._clip)}if(null===s)return null;const c=new hh(this,s,e,i);return this._bindAction(c,l),this._addInactiveAction(c,a,r),c}existingAction(t,e){const i=e||this._root,n=i.uuid,r="string"==typeof t?rc.findByName(i,t):t,s=r?r.uuid:t,a=this._actionsByClip[s];return void 0!==a&&a.actionByRoot[n]||null}stopAllAction(){const t=this._actions;for(let e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(n,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(t)}getRoot(){return this._root}uncacheClip(t){const e=this._actions,i=t.uuid,n=this._actionsByClip,r=n[i];if(void 0!==r){const t=r.knownActions;for(let i=0,n=t.length;i!==n;++i){const n=t[i];this._deactivateAction(n);const r=n._cacheIndex,s=e[e.length-1];n._cacheIndex=null,n._byClipCacheIndex=null,s._cacheIndex=r,e[r]=s,e.pop(),this._removeInactiveBindingsForAction(n)}delete n[i]}}uncacheRoot(t){const e=t.uuid,i=this._actionsByClip;for(const t in i){const n=i[t].actionByRoot[e];void 0!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}const n=this._bindingsByRootAndName[e];if(void 0!==n)for(const t in n){const e=n[t];e.restoreOriginalState(),this._removeInactiveBinding(e)}}uncacheAction(t,e){const i=this.existingAction(t,e);null!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}},t.AnimationObjectGroup=class{constructor(){this.isAnimationObjectGroup=!0,this.uuid=xt(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const t={};this._indicesByUUID=t;for(let e=0,i=arguments.length;e!==i;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const e=this;this.stats={objects:{get total(){return e._objects.length},get inUse(){return this.total-e.nCachedObjects_}},get bindingsPerObject(){return e._bindings.length}}}add(){const t=this._objects,e=this._indicesByUUID,i=this._paths,n=this._parsedPaths,r=this._bindings,s=r.length;let a,o=t.length,l=this.nCachedObjects_;for(let c=0,h=arguments.length;c!==h;++c){const h=arguments[c],u=h.uuid;let d=e[u];if(void 0===d){d=o++,e[u]=d,t.push(h);for(let t=0,e=s;t!==e;++t)r[t].push(new ch(h,i[t],n[t]))}else if(d<l){a=t[d];const o=--l,c=t[o];e[c.uuid]=d,t[d]=c,e[u]=o,t[o]=h;for(let t=0,e=s;t!==e;++t){const e=r[t],s=e[o];let a=e[d];e[d]=s,void 0===a&&(a=new ch(h,i[t],n[t])),e[o]=a}}else t[d]!==a&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,n=i.length;let r=this.nCachedObjects_;for(let s=0,a=arguments.length;s!==a;++s){const a=arguments[s],o=a.uuid,l=e[o];if(void 0!==l&&l>=r){const s=r++,c=t[s];e[c.uuid]=l,t[l]=c,e[o]=s,t[s]=a;for(let t=0,e=n;t!==e;++t){const e=i[t],n=e[s],r=e[l];e[l]=n,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,n=i.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l<r){const a=--r,o=t[a],c=--s,h=t[c];e[o.uuid]=l,t[l]=o,e[h.uuid]=a,t[a]=h,t.pop();for(let t=0,e=n;t!==e;++t){const e=i[t],n=e[a],r=e[c];e[l]=n,e[a]=r,e.pop()}}else{const r=--s,a=t[r];r>0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=n;t!==e;++t){const e=i[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let n=i[t];const r=this._bindings;if(void 0!==n)return r[n];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);n=r.length,i[t]=n,s.push(t),a.push(e),r.push(h);for(let i=c,n=o.length;i!==n;++i){const n=o[i];h[i]=new ch(n,t,e)}return h}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const n=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=i,s[i]=o,s.pop(),r[i]=r[a],r.pop(),n[i]=n[a],n.pop()}}},t.AnimationUtils=Xl,t.ArcCurve=oo,t.ArrayCamera=Hs,t.ArrowHelper=class extends ni{constructor(t=new ee(0,0,1),e=new ee(0,0,0),i=1,n=16776960,r=.2*i,s=.2*r){super(),this.type="ArrowHelper",void 0===Oh&&(Oh=new Pi,Oh.setAttribute("position",new Si([0,0,0,0,1,0],3)),Fh=new Po(0,.5,1,5,1),Fh.translate(0,-.5,0)),this.position.copy(e),this.line=new ja(Oh,new Ga({color:n,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Zi(Fh,new _i({color:n,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(t),this.setLength(i,r,s)}setDirection(t){if(t.y>.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Nh.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Nh,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}},t.Audio=Kc,t.AudioAnalyser=class{constructor(t,e=2048){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=e,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let t=0;const e=this.getFrequencyData();for(let i=0;i<e.length;i++)t+=e[i];return t/e.length}},t.AudioContext=kc,t.AudioListener=class extends ni{constructor(){super(),this.type="AudioListener",this.context=kc.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Xc}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener,i=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(qc,Yc,Zc),Jc.set(0,0,-1).applyQuaternion(Yc),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(qc.x,t),e.positionY.linearRampToValueAtTime(qc.y,t),e.positionZ.linearRampToValueAtTime(qc.z,t),e.forwardX.linearRampToValueAtTime(Jc.x,t),e.forwardY.linearRampToValueAtTime(Jc.y,t),e.forwardZ.linearRampToValueAtTime(Jc.z,t),e.upX.linearRampToValueAtTime(i.x,t),e.upY.linearRampToValueAtTime(i.y,t),e.upZ.linearRampToValueAtTime(i.z,t)}else e.setPosition(qc.x,qc.y,qc.z),e.setOrientation(Jc.x,Jc.y,Jc.z,i.x,i.y,i.z)}},t.AudioLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new dc(this.manager);s.setResponseType("arraybuffer"),s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(t,(function(i){try{const t=i.slice(0);kc.getContext().decodeAudioData(t,(function(t){e(t)}))}catch(e){n?n(e):console.error(e),r.manager.itemError(t)}}),i,n)}},t.AxesHelper=class extends Za{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Pi;i.setAttribute("position",new Si(e,3)),i.setAttribute("color",new Si([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Ga({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const n=new Vt,r=this.geometry.attributes.color.array;return n.set(t),n.toArray(r,0),n.toArray(r,3),n.set(e),n.toArray(r,6),n.toArray(r,9),n.set(i),n.toArray(r,12),n.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}},t.BackSide=1,t.BasicDepthPacking=3200,t.BasicShadowMap=0,t.Bone=Ca,t.BooleanKeyframeTrack=Kl,t.Box2=class{constructor(t=new At(1/0,1/0),e=new At(-1/0,-1/0)){this.isBox2=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromPoints(t){this.makeEmpty();for(let e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const i=gh.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(i),this.max.copy(t).add(i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(t){return this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return gh.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},t.Box3=re,t.Box3Helper=class extends Za{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Pi;n.setIndex(new yi(i,1)),n.setAttribute("position",new Si([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(n,new Ga({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}},t.BoxBufferGeometry=Ki,t.BoxGeometry=Ki,t.BoxHelper=class extends Za{constructor(t,e=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Float32Array(24),r=new Pi;r.setIndex(new yi(i,1)),r.setAttribute("position",new yi(n,3)),super(r,new Ga({color:e,toneMapped:!1})),this.object=t,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(t){if(void 0!==t&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&Dh.setFromObject(this.object),Dh.isEmpty())return;const e=Dh.min,i=Dh.max,n=this.geometry.attributes.position,r=n.array;r[0]=i.x,r[1]=i.y,r[2]=i.z,r[3]=e.x,r[4]=i.y,r[5]=i.z,r[6]=e.x,r[7]=e.y,r[8]=i.z,r[9]=i.x,r[10]=e.y,r[11]=i.z,r[12]=i.x,r[13]=i.y,r[14]=e.z,r[15]=e.x,r[16]=i.y,r[17]=e.z,r[18]=e.x,r[19]=e.y,r[20]=e.z,r[21]=i.x,r[22]=e.y,r[23]=e.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(t){return this.object=t,this.update(),this}copy(t,e){return super.copy(t,e),this.object=t.object,this}},t.BufferAttribute=yi,t.BufferGeometry=Pi,t.BufferGeometryLoader=Fc,t.ByteType=1010,t.Cache=ac,t.Camera=nn,t.CameraHelper=class extends Za{constructor(t){const e=new Pi,i=new Ga({color:16777215,vertexColors:!0,toneMapped:!1}),n=[],r=[],s={};function a(t,e){o(t),o(e)}function o(t){n.push(0,0,0),r.push(0,0,0),void 0===s[t]&&(s[t]=[]),s[t].push(n.length/3-1)}a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4"),e.setAttribute("position",new Si(n,3)),e.setAttribute("color",new Si(r,3)),super(e,i),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update();const l=new Vt(16755200),c=new Vt(16711680),h=new Vt(43775),u=new Vt(16777215),d=new Vt(3355443);this.setColors(l,c,h,u,d)}setColors(t,e,i,n,r){const s=this.geometry.getAttribute("color");s.setXYZ(0,t.r,t.g,t.b),s.setXYZ(1,t.r,t.g,t.b),s.setXYZ(2,t.r,t.g,t.b),s.setXYZ(3,t.r,t.g,t.b),s.setXYZ(4,t.r,t.g,t.b),s.setXYZ(5,t.r,t.g,t.b),s.setXYZ(6,t.r,t.g,t.b),s.setXYZ(7,t.r,t.g,t.b),s.setXYZ(8,t.r,t.g,t.b),s.setXYZ(9,t.r,t.g,t.b),s.setXYZ(10,t.r,t.g,t.b),s.setXYZ(11,t.r,t.g,t.b),s.setXYZ(12,t.r,t.g,t.b),s.setXYZ(13,t.r,t.g,t.b),s.setXYZ(14,t.r,t.g,t.b),s.setXYZ(15,t.r,t.g,t.b),s.setXYZ(16,t.r,t.g,t.b),s.setXYZ(17,t.r,t.g,t.b),s.setXYZ(18,t.r,t.g,t.b),s.setXYZ(19,t.r,t.g,t.b),s.setXYZ(20,t.r,t.g,t.b),s.setXYZ(21,t.r,t.g,t.b),s.setXYZ(22,t.r,t.g,t.b),s.setXYZ(23,t.r,t.g,t.b),s.setXYZ(24,e.r,e.g,e.b),s.setXYZ(25,e.r,e.g,e.b),s.setXYZ(26,e.r,e.g,e.b),s.setXYZ(27,e.r,e.g,e.b),s.setXYZ(28,e.r,e.g,e.b),s.setXYZ(29,e.r,e.g,e.b),s.setXYZ(30,e.r,e.g,e.b),s.setXYZ(31,e.r,e.g,e.b),s.setXYZ(32,i.r,i.g,i.b),s.setXYZ(33,i.r,i.g,i.b),s.setXYZ(34,i.r,i.g,i.b),s.setXYZ(35,i.r,i.g,i.b),s.setXYZ(36,i.r,i.g,i.b),s.setXYZ(37,i.r,i.g,i.b),s.setXYZ(38,n.r,n.g,n.b),s.setXYZ(39,n.r,n.g,n.b),s.setXYZ(40,r.r,r.g,r.b),s.setXYZ(41,r.r,r.g,r.b),s.setXYZ(42,r.r,r.g,r.b),s.setXYZ(43,r.r,r.g,r.b),s.setXYZ(44,r.r,r.g,r.b),s.setXYZ(45,r.r,r.g,r.b),s.setXYZ(46,r.r,r.g,r.b),s.setXYZ(47,r.r,r.g,r.b),s.setXYZ(48,r.r,r.g,r.b),s.setXYZ(49,r.r,r.g,r.b),s.needsUpdate=!0}update(){const t=this.geometry,e=this.pointMap;Ph.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),Ih("c",e,t,Ph,0,0,-1),Ih("t",e,t,Ph,0,0,1),Ih("n1",e,t,Ph,-1,-1,-1),Ih("n2",e,t,Ph,1,-1,-1),Ih("n3",e,t,Ph,-1,1,-1),Ih("n4",e,t,Ph,1,1,-1),Ih("f1",e,t,Ph,-1,-1,1),Ih("f2",e,t,Ph,1,-1,1),Ih("f3",e,t,Ph,-1,1,1),Ih("f4",e,t,Ph,1,1,1),Ih("u1",e,t,Ph,.7,1.1,-1),Ih("u2",e,t,Ph,-.7,1.1,-1),Ih("u3",e,t,Ph,0,2,-1),Ih("cf1",e,t,Ph,-1,0,1),Ih("cf2",e,t,Ph,1,0,1),Ih("cf3",e,t,Ph,0,-1,1),Ih("cf4",e,t,Ph,0,1,1),Ih("cn1",e,t,Ph,-1,0,-1),Ih("cn2",e,t,Ph,1,0,-1),Ih("cn3",e,t,Ph,0,-1,-1),Ih("cn4",e,t,Ph,0,1,-1),t.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},t.CanvasTexture=class extends Zt{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}},t.CapsuleBufferGeometry=Co,t.CapsuleGeometry=Co,t.CatmullRomCurve3=fo,t.CineonToneMapping=3,t.CircleBufferGeometry=Lo,t.CircleGeometry=Lo,t.ClampToEdgeWrapping=h,t.Clock=Xc,t.Color=Vt,t.ColorKeyframeTrack=Ql,t.ColorManagement=Ft,t.CompressedTexture=ro,t.CompressedTextureLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=[],a=new ro,o=new dc(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(t[c],(function(t){const i=r.parse(t,!0);s[c]={width:i.width,height:i.height,format:i.format,mipmaps:i.mipmaps},l+=1,6===l&&(1===i.mipmapCount&&(a.minFilter=m),a.image=s,a.format=i.format,a.needsUpdate=!0,e&&e(a))}),i,n)}if(Array.isArray(t))for(let e=0,i=t.length;e<i;++e)c(e);else o.load(t,(function(t){const i=r.parse(t,!0);if(i.isCubemap){const t=i.mipmaps.length/i.mipmapCount;for(let e=0;e<t;e++){s[e]={mipmaps:[]};for(let t=0;t<i.mipmapCount;t++)s[e].mipmaps.push(i.mipmaps[e*i.mipmapCount+t]),s[e].format=i.format,s[e].width=i.width,s[e].height=i.height}a.image=s}else a.image.width=i.width,a.image.height=i.height,a.mipmaps=i.mipmaps;1===i.mipmapCount&&(a.minFilter=m),a.format=i.format,a.needsUpdate=!0,e&&e(a)}),i,n);return a}},t.ConeBufferGeometry=Io,t.ConeGeometry=Io,t.CubeCamera=an,t.CubeReflectionMapping=r,t.CubeRefractionMapping=s,t.CubeTexture=on,t.CubeTextureLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=new on,s=new pc(this.manager);s.setCrossOrigin(this.crossOrigin),s.setPath(this.path);let a=0;function o(i){s.load(t[i],(function(t){r.images[i]=t,a++,6===a&&(r.needsUpdate=!0,e&&e(r))}),void 0,n)}for(let e=0;e<t.length;++e)o(e);return r}},t.CubeUVReflectionMapping=l,t.CubicBezierCurve=vo,t.CubicBezierCurve3=xo,t.CubicInterpolant=ql,t.CullFaceBack=1,t.CullFaceFront=2,t.CullFaceFrontBack=3,t.CullFaceNone=0,t.Curve=so,t.CurvePath=Eo,t.CustomBlending=5,t.CustomToneMapping=5,t.CylinderBufferGeometry=Po,t.CylinderGeometry=Po,t.Cylindrical=class{constructor(t=1,e=0,i=0){return this.radius=t,this.theta=e,this.y=i,this}set(t,e,i){return this.radius=t,this.theta=e,this.y=i,this}copy(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,i){return this.radius=Math.sqrt(t*t+i*i),this.theta=Math.atan2(t,i),this.y=e,this}clone(){return(new this.constructor).copy(this)}},t.Data3DTexture=$t,t.DataArrayTexture=Qt,t.DataTexture=La,t.DataTexture2DArray=class extends Qt{constructor(t,e,i,n){console.warn("THREE.DataTexture2DArray has been renamed to DataArrayTexture."),super(t,e,i,n)}},t.DataTexture3D=class extends $t{constructor(t,e,i,n){console.warn("THREE.DataTexture3D has been renamed to Data3DTexture."),super(t,e,i,n)}},t.DataTextureLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new La,a=new dc(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(t,(function(t){const i=r.parse(t);i&&(void 0!==i.image?s.image=i.image:void 0!==i.data&&(s.image.width=i.width,s.image.height=i.height,s.image.data=i.data),s.wrapS=void 0!==i.wrapS?i.wrapS:h,s.wrapT=void 0!==i.wrapT?i.wrapT:h,s.magFilter=void 0!==i.magFilter?i.magFilter:m,s.minFilter=void 0!==i.minFilter?i.minFilter:m,s.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.encoding&&(s.encoding=i.encoding),void 0!==i.flipY&&(s.flipY=i.flipY),void 0!==i.format&&(s.format=i.format),void 0!==i.type&&(s.type=i.type),void 0!==i.mipmaps&&(s.mipmaps=i.mipmaps,s.minFilter=_),1===i.mipmapCount&&(s.minFilter=m),void 0!==i.generateMipmaps&&(s.generateMipmaps=i.generateMipmaps),s.needsUpdate=!0,e&&e(s,i))}),i,n),s}},t.DataUtils=zh,t.DecrementStencilOp=7683,t.DecrementWrapStencilOp=34056,t.DefaultLoadingManager=lc,t.DepthFormat=T,t.DepthStencilFormat=E,t.DepthTexture=js,t.DirectionalLight=Rc,t.DirectionalLightHelper=class extends ni{constructor(t,e,i){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,void 0===e&&(e=1);let n=new Pi;n.setAttribute("position",new Si([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));const r=new Ga({fog:!1,toneMapped:!1});this.lightPlane=new ja(n,r),this.add(this.lightPlane),n=new Pi,n.setAttribute("position",new Si([0,0,0,0,0,1],3)),this.targetLine=new ja(n,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){Ah.setFromMatrixPosition(this.light.matrixWorld),Rh.setFromMatrixPosition(this.light.target.matrixWorld),Ch.subVectors(Rh,Ah),this.lightPlane.lookAt(Rh),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Rh),this.targetLine.scale.z=Ch.length()}},t.DiscreteInterpolant=Zl,t.DodecahedronBufferGeometry=No,t.DodecahedronGeometry=No,t.DoubleSide=2,t.DstAlphaFactor=206,t.DstColorFactor=208,t.DynamicCopyUsage=35050,t.DynamicDrawUsage=35048,t.DynamicReadUsage=35049,t.EdgesGeometry=zo,t.EllipseCurve=ao,t.EqualDepth=4,t.EqualStencilFunc=514,t.EquirectangularReflectionMapping=a,t.EquirectangularRefractionMapping=o,t.Euler=He,t.EventDispatcher=ft,t.ExtrudeBufferGeometry=ml,t.ExtrudeGeometry=ml,t.FileLoader=dc,t.FlatShading=1,t.Float16BufferAttribute=class extends yi{constructor(t,e,i){super(new Uint16Array(t),e,i),this.isFloat16BufferAttribute=!0}},t.Float32BufferAttribute=Si,t.Float64BufferAttribute=class extends yi{constructor(t,e,i){super(new Float64Array(t),e,i)}},t.FloatType=M,t.Fog=$s,t.FogExp2=Qs,t.Font=function(){console.error("THREE.Font has been moved to /examples/jsm/loaders/FontLoader.js")},t.FontLoader=function(){console.error("THREE.FontLoader has been moved to /examples/jsm/loaders/FontLoader.js")},t.FramebufferTexture=class extends Zt{constructor(t,e,i){super({width:t,height:e}),this.isFramebufferTexture=!0,this.format=i,this.magFilter=d,this.minFilter=d,this.generateMipmaps=!1,this.needsUpdate=!0}},t.FrontSide=0,t.Frustum=mn,t.GLBufferAttribute=class{constructor(t,e,i,n,r){this.isGLBufferAttribute=!0,this.buffer=t,this.type=e,this.itemSize=i,this.elementSize=n,this.count=r,this.version=0}set needsUpdate(t){!0===t&&this.version++}setBuffer(t){return this.buffer=t,this}setType(t,e){return this.type=t,this.elementSize=e,this}setItemSize(t){return this.itemSize=t,this}setCount(t){return this.count=t,this}},t.GLSL1="100",t.GLSL3=dt,t.GreaterDepth=6,t.GreaterEqualDepth=5,t.GreaterEqualStencilFunc=518,t.GreaterStencilFunc=516,t.GridHelper=class extends Za{constructor(t=10,e=10,i=4473924,n=8947848){i=new Vt(i),n=new Vt(n);const r=e/2,s=t/e,a=t/2,o=[],l=[];for(let t=0,c=0,h=-a;t<=e;t++,h+=s){o.push(-a,0,h,a,0,h),o.push(h,0,-a,h,0,a);const e=t===r?i:n;e.toArray(l,c),c+=3,e.toArray(l,c),c+=3,e.toArray(l,c),c+=3,e.toArray(l,c),c+=3}const c=new Pi;c.setAttribute("position",new Si(o,3)),c.setAttribute("color",new Si(l,3));super(c,new Ga({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}},t.Group=Vs,t.HalfFloatType=b,t.HemisphereLight=mc,t.HemisphereLightHelper=class extends ni{constructor(t,e,i){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=i;const n=new vl(e);n.rotateY(.5*Math.PI),this.material=new _i({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=n.getAttribute("position"),s=new Float32Array(3*r.count);n.setAttribute("color",new yi(s,3)),this.add(new Zi(n,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const e=t.geometry.getAttribute("color");Th.copy(this.light.color),Eh.copy(this.light.groundColor);for(let t=0,i=e.count;t<i;t++){const n=t<i/2?Th:Eh;e.setXYZ(t,n.r,n.g,n.b)}e.needsUpdate=!0}t.lookAt(wh.setFromMatrixPosition(this.light.matrixWorld).negate())}},t.HemisphereLightProbe=class extends Ic{constructor(t,e,i=1){super(void 0,i),this.isHemisphereLightProbe=!0;const n=(new Vt).set(t),r=(new Vt).set(e),s=new ee(n.r,n.g,n.b),a=new ee(r.r,r.g,r.b),o=Math.sqrt(Math.PI),l=o*Math.sqrt(.75);this.sh.coefficients[0].copy(s).add(a).multiplyScalar(o),this.sh.coefficients[1].copy(s).sub(a).multiplyScalar(l)}},t.IcosahedronBufferGeometry=_l,t.IcosahedronGeometry=_l,t.ImageBitmapLoader=class extends cc{constructor(t){super(t),this.isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,e,i,n){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=ac.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,fetch(t,a).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(i){ac.add(t,i),e&&e(i),r.manager.itemEnd(t)})).catch((function(e){n&&n(e),r.manager.itemError(t),r.manager.itemEnd(t)})),r.manager.itemStart(t)}},t.ImageLoader=pc,t.ImageUtils=Xt,t.ImmediateRenderObject=function(){console.error("THREE.ImmediateRenderObject has been removed.")},t.IncrementStencilOp=7682,t.IncrementWrapStencilOp=34055,t.InstancedBufferAttribute=Na,t.InstancedBufferGeometry=Oc,t.InstancedInterleavedBuffer=class extends ea{constructor(t,e,i=1){super(t,e),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}clone(t){const e=super.clone(t);return e.meshPerAttribute=this.meshPerAttribute,e}toJSON(t){const e=super.toJSON(t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}},t.InstancedMesh=za,t.Int16BufferAttribute=class extends yi{constructor(t,e,i){super(new Int16Array(t),e,i)}},t.Int32BufferAttribute=class extends yi{constructor(t,e,i){super(new Int32Array(t),e,i)}},t.Int8BufferAttribute=class extends yi{constructor(t,e,i){super(new Int8Array(t),e,i)}},t.IntType=1013,t.InterleavedBuffer=ea,t.InterleavedBufferAttribute=na,t.Interpolant=jl,t.InterpolateDiscrete=Q,t.InterpolateLinear=$,t.InterpolateSmooth=tt,t.InvertStencilOp=5386,t.KeepStencilOp=ht,t.KeyframeTrack=Jl,t.LOD=ba,t.LatheBufferGeometry=Ro,t.LatheGeometry=Ro,t.Layers=Ve,t.LessDepth=2,t.LessEqualDepth=3,t.LessEqualStencilFunc=515,t.LessStencilFunc=513,t.Light=fc,t.LightProbe=Ic,t.Line=ja,t.Line3=class{constructor(t=new ee,e=new ee){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){_h.subVectors(t,this.start),vh.subVectors(this.end,this.start);const i=vh.dot(vh);let n=vh.dot(_h)/i;return e&&(n=yt(n,0,1)),n}closestPointToPoint(t,e,i){const n=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(n).add(this.start)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},t.LineBasicMaterial=Ga,t.LineCurve=yo,t.LineCurve3=Mo,t.LineDashedMaterial=Bl,t.LineLoop=Ja,t.LineSegments=Za,t.LinearEncoding=at,t.LinearFilter=m,t.LinearInterpolant=Yl,t.LinearMipMapLinearFilter=1008,t.LinearMipMapNearestFilter=1007,t.LinearMipmapLinearFilter=_,t.LinearMipmapNearestFilter=g,t.LinearSRGBColorSpace=ct,t.LinearToneMapping=1,t.Loader=cc,t.LoaderUtils=Nc,t.LoadingManager=oc,t.LoopOnce=2200,t.LoopPingPong=2202,t.LoopRepeat=2201,t.LuminanceAlphaFormat=1025,t.LuminanceFormat=1024,t.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},t.Material=gi,t.MaterialLoader=Dc,t.MathUtils=Et,t.Matrix3=Rt,t.Matrix4=Ie,t.MaxEquation=104,t.Mesh=Zi,t.MeshBasicMaterial=_i,t.MeshDepthMaterial=Fs,t.MeshDistanceMaterial=Us,t.MeshLambertMaterial=Fl,t.MeshMatcapMaterial=Ul,t.MeshNormalMaterial=Ol,t.MeshPhongMaterial=Dl,t.MeshPhysicalMaterial=Il,t.MeshStandardMaterial=Pl,t.MeshToonMaterial=Nl,t.MinEquation=103,t.MirroredRepeatWrapping=u,t.MixOperation=1,t.MultiplyBlending=4,t.MultiplyOperation=0,t.NearestFilter=d,t.NearestMipMapLinearFilter=1005,t.NearestMipMapNearestFilter=1004,t.NearestMipmapLinearFilter=f,t.NearestMipmapNearestFilter=p,t.NeverDepth=0,t.NeverStencilFunc=512,t.NoBlending=0,t.NoColorSpace="",t.NoToneMapping=0,t.NormalAnimationBlendMode=rt,t.NormalBlending=1,t.NotEqualDepth=7,t.NotEqualStencilFunc=517,t.NumberKeyframeTrack=$l,t.Object3D=ni,t.ObjectLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=this,s=""===this.path?Nc.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||s;const a=new dc(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(t,(function(i){let s=null;try{s=JSON.parse(i)}catch(e){return void 0!==n&&n(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}const a=s.metadata;void 0!==a&&void 0!==a.type&&"geometry"!==a.type.toLowerCase()?r.parse(s,e):console.error("THREE.ObjectLoader: Can't load "+t)}),i,n)}async loadAsync(t,e){const i=""===this.path?Nc.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||i;const n=new dc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials);const r=await n.loadAsync(t,e),s=JSON.parse(r),a=s.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+t);return await this.parseAsync(s)}parse(t,e){const i=this.parseAnimations(t.animations),n=this.parseShapes(t.shapes),r=this.parseGeometries(t.geometries,n),s=this.parseImages(t.images,(function(){void 0!==e&&e(l)})),a=this.parseTextures(t.textures,s),o=this.parseMaterials(t.materials,a),l=this.parseObject(t.object,r,o,a,i),c=this.parseSkeletons(t.skeletons,l);if(this.bindSkeletons(l,c),void 0!==e){let t=!1;for(const e in s)if(s[e].data instanceof HTMLImageElement){t=!0;break}!1===t&&e(l)}return l}async parseAsync(t){const e=this.parseAnimations(t.animations),i=this.parseShapes(t.shapes),n=this.parseGeometries(t.geometries,i),r=await this.parseImagesAsync(t.images),s=this.parseTextures(t.textures,r),a=this.parseMaterials(t.materials,s),o=this.parseObject(t.object,n,a,s,e),l=this.parseSkeletons(t.skeletons,o);return this.bindSkeletons(o,l),o}parseShapes(t){const e={};if(void 0!==t)for(let i=0,n=t.length;i<n;i++){const n=(new Go).fromJSON(t[i]);e[n.uuid]=n}return e}parseSkeletons(t,e){const i={},n={};if(e.traverse((function(t){t.isBone&&(n[t.uuid]=t)})),void 0!==t)for(let e=0,r=t.length;e<r;e++){const r=(new Da).fromJSON(t[e],n);i[r.uuid]=r}return i}parseGeometries(t,e){const i={};if(void 0!==t){const n=new Fc;for(let r=0,s=t.length;r<s;r++){let s;const a=t[r];switch(a.type){case"BufferGeometry":case"InstancedBufferGeometry":s=n.parse(a);break;case"Geometry":console.error("THREE.ObjectLoader: The legacy Geometry type is no longer supported.");break;default:a.type in Rl?s=Rl[a.type].fromJSON(a,e):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${a.type}"`)}s.uuid=a.uuid,void 0!==a.name&&(s.name=a.name),!0===s.isBufferGeometry&&void 0!==a.userData&&(s.userData=a.userData),i[a.uuid]=s}}return i}parseMaterials(t,e){const i={},n={};if(void 0!==t){const r=new Dc;r.setTextures(e);for(let e=0,s=t.length;e<s;e++){const s=t[e];if("MultiMaterial"===s.type){const t=[];for(let e=0;e<s.materials.length;e++){const n=s.materials[e];void 0===i[n.uuid]&&(i[n.uuid]=r.parse(n)),t.push(i[n.uuid])}n[s.uuid]=t}else void 0===i[s.uuid]&&(i[s.uuid]=r.parse(s)),n[s.uuid]=i[s.uuid]}}return n}parseAnimations(t){const e={};if(void 0!==t)for(let i=0;i<t.length;i++){const n=t[i],r=rc.parse(n);e[r.uuid]=r}return e}parseImages(t,e){const i=this,n={};let r;function s(t){if("string"==typeof t){const e=t;return function(t){return i.manager.itemStart(t),r.load(t,(function(){i.manager.itemEnd(t)}),void 0,(function(){i.manager.itemError(t),i.manager.itemEnd(t)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(e)?e:i.resourcePath+e)}return t.data?{data:Pt(t.type,t.data),width:t.width,height:t.height}:null}if(void 0!==t&&t.length>0){const i=new oc(e);r=new pc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e<i;e++){const i=t[e],r=i.url;if(Array.isArray(r)){const t=[];for(let e=0,i=r.length;e<i;e++){const i=s(r[e]);null!==i&&(i instanceof HTMLImageElement?t.push(i):t.push(new La(i.data,i.width,i.height)))}n[i.uuid]=new jt(t)}else{const t=s(i.url);n[i.uuid]=new jt(t)}}}return n}async parseImagesAsync(t){const e=this,i={};let n;async function r(t){if("string"==typeof t){const i=t,r=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(i)?i:e.resourcePath+i;return await n.loadAsync(r)}return t.data?{data:Pt(t.type,t.data),width:t.width,height:t.height}:null}if(void 0!==t&&t.length>0){n=new pc(this.manager),n.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;e<n;e++){const n=t[e],s=n.url;if(Array.isArray(s)){const t=[];for(let e=0,i=s.length;e<i;e++){const i=s[e],n=await r(i);null!==n&&(n instanceof HTMLImageElement?t.push(n):t.push(new La(n.data,n.width,n.height)))}i[n.uuid]=new jt(t)}else{const t=await r(n.url);i[n.uuid]=new jt(t)}}}return i}parseTextures(t,e){function i(t,e){return"number"==typeof t?t:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",t),e[t])}const n={};if(void 0!==t)for(let r=0,s=t.length;r<s;r++){const s=t[r];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===e[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image);const a=e[s.image],o=a.data;let l;Array.isArray(o)?(l=new on,6===o.length&&(l.needsUpdate=!0)):(l=o&&o.data?new La:new Zt,o&&(l.needsUpdate=!0)),l.source=a,l.uuid=s.uuid,void 0!==s.name&&(l.name=s.name),void 0!==s.mapping&&(l.mapping=i(s.mapping,Uc)),void 0!==s.offset&&l.offset.fromArray(s.offset),void 0!==s.repeat&&l.repeat.fromArray(s.repeat),void 0!==s.center&&l.center.fromArray(s.center),void 0!==s.rotation&&(l.rotation=s.rotation),void 0!==s.wrap&&(l.wrapS=i(s.wrap[0],Bc),l.wrapT=i(s.wrap[1],Bc)),void 0!==s.format&&(l.format=s.format),void 0!==s.type&&(l.type=s.type),void 0!==s.encoding&&(l.encoding=s.encoding),void 0!==s.minFilter&&(l.minFilter=i(s.minFilter,zc)),void 0!==s.magFilter&&(l.magFilter=i(s.magFilter,zc)),void 0!==s.anisotropy&&(l.anisotropy=s.anisotropy),void 0!==s.flipY&&(l.flipY=s.flipY),void 0!==s.premultiplyAlpha&&(l.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(l.unpackAlignment=s.unpackAlignment),void 0!==s.userData&&(l.userData=s.userData),n[s.uuid]=l}return n}parseObject(t,e,i,n,r){let s,a,o;function l(t){return void 0===e[t]&&console.warn("THREE.ObjectLoader: Undefined geometry",t),e[t]}function c(t){if(void 0!==t){if(Array.isArray(t)){const e=[];for(let n=0,r=t.length;n<r;n++){const r=t[n];void 0===i[r]&&console.warn("THREE.ObjectLoader: Undefined material",r),e.push(i[r])}return e}return void 0===i[t]&&console.warn("THREE.ObjectLoader: Undefined material",t),i[t]}}function h(t){return void 0===n[t]&&console.warn("THREE.ObjectLoader: Undefined texture",t),n[t]}switch(t.type){case"Scene":s=new ta,void 0!==t.background&&(Number.isInteger(t.background)?s.background=new Vt(t.background):s.background=h(t.background)),void 0!==t.environment&&(s.environment=h(t.environment)),void 0!==t.fog&&("Fog"===t.fog.type?s.fog=new $s(t.fog.color,t.fog.near,t.fog.far):"FogExp2"===t.fog.type&&(s.fog=new Qs(t.fog.color,t.fog.density)));break;case"PerspectiveCamera":s=new rn(t.fov,t.aspect,t.near,t.far),void 0!==t.focus&&(s.focus=t.focus),void 0!==t.zoom&&(s.zoom=t.zoom),void 0!==t.filmGauge&&(s.filmGauge=t.filmGauge),void 0!==t.filmOffset&&(s.filmOffset=t.filmOffset),void 0!==t.view&&(s.view=Object.assign({},t.view));break;case"OrthographicCamera":s=new Rn(t.left,t.right,t.top,t.bottom,t.near,t.far),void 0!==t.zoom&&(s.zoom=t.zoom),void 0!==t.view&&(s.view=Object.assign({},t.view));break;case"AmbientLight":s=new Cc(t.color,t.intensity);break;case"DirectionalLight":s=new Rc(t.color,t.intensity);break;case"PointLight":s=new Ec(t.color,t.intensity,t.distance,t.decay);break;case"RectAreaLight":s=new Lc(t.color,t.intensity,t.width,t.height);break;case"SpotLight":s=new Mc(t.color,t.intensity,t.distance,t.angle,t.penumbra,t.decay);break;case"HemisphereLight":s=new mc(t.color,t.groundColor,t.intensity);break;case"LightProbe":s=(new Ic).fromJSON(t);break;case"SkinnedMesh":a=l(t.geometry),o=c(t.material),s=new Ra(a,o),void 0!==t.bindMode&&(s.bindMode=t.bindMode),void 0!==t.bindMatrix&&s.bindMatrix.fromArray(t.bindMatrix),void 0!==t.skeleton&&(s.skeleton=t.skeleton);break;case"Mesh":a=l(t.geometry),o=c(t.material),s=new Zi(a,o);break;case"InstancedMesh":a=l(t.geometry),o=c(t.material);const e=t.count,i=t.instanceMatrix,n=t.instanceColor;s=new za(a,o,e),s.instanceMatrix=new Na(new Float32Array(i.array),16),void 0!==n&&(s.instanceColor=new Na(new Float32Array(n.array),n.itemSize));break;case"LOD":s=new ba;break;case"Line":s=new ja(l(t.geometry),c(t.material));break;case"LineLoop":s=new Ja(l(t.geometry),c(t.material));break;case"LineSegments":s=new Za(l(t.geometry),c(t.material));break;case"PointCloud":case"Points":s=new io(l(t.geometry),c(t.material));break;case"Sprite":s=new va(c(t.material));break;case"Group":s=new Vs;break;case"Bone":s=new Ca;break;default:s=new ni}if(s.uuid=t.uuid,void 0!==t.name&&(s.name=t.name),void 0!==t.matrix?(s.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(s.matrixAutoUpdate=t.matrixAutoUpdate),s.matrixAutoUpdate&&s.matrix.decompose(s.position,s.quaternion,s.scale)):(void 0!==t.position&&s.position.fromArray(t.position),void 0!==t.rotation&&s.rotation.fromArray(t.rotation),void 0!==t.quaternion&&s.quaternion.fromArray(t.quaternion),void 0!==t.scale&&s.scale.fromArray(t.scale)),void 0!==t.castShadow&&(s.castShadow=t.castShadow),void 0!==t.receiveShadow&&(s.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(s.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(s.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(s.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&s.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(s.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(s.visible=t.visible),void 0!==t.frustumCulled&&(s.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(s.renderOrder=t.renderOrder),void 0!==t.userData&&(s.userData=t.userData),void 0!==t.layers&&(s.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t<a.length;t++)s.add(this.parseObject(a[t],e,i,n,r))}if(void 0!==t.animations){const e=t.animations;for(let t=0;t<e.length;t++){const i=e[t];s.animations.push(r[i])}}if("LOD"===t.type){void 0!==t.autoUpdate&&(s.autoUpdate=t.autoUpdate);const e=t.levels;for(let t=0;t<e.length;t++){const i=e[t],n=s.getObjectByProperty("uuid",i.object);void 0!==n&&s.addLevel(n,i.distance)}}return s}bindSkeletons(t,e){0!==Object.keys(e).length&&t.traverse((function(t){if(!0===t.isSkinnedMesh&&void 0!==t.skeleton){const i=e[t.skeleton];void 0===i?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",t.skeleton):t.bind(i,t.bindMatrix)}}))}},t.ObjectSpaceNormalMap=1,t.OctahedronBufferGeometry=vl,t.OctahedronGeometry=vl,t.OneFactor=201,t.OneMinusDstAlphaFactor=207,t.OneMinusDstColorFactor=209,t.OneMinusSrcAlphaFactor=205,t.OneMinusSrcColorFactor=203,t.OrthographicCamera=Rn,t.PCFShadowMap=1,t.PCFSoftShadowMap=2,t.PMREMGenerator=Un,t.ParametricGeometry=class extends Pi{constructor(){console.error("THREE.ParametricGeometry has been moved to /examples/jsm/geometries/ParametricGeometry.js"),super()}},t.Path=Ao,t.PerspectiveCamera=rn,t.Plane=dn,t.PlaneBufferGeometry=vn,t.PlaneGeometry=vn,t.PlaneHelper=class extends ja{constructor(t,e=1,i=16776960){const n=i,r=new Pi;r.setAttribute("position",new Si([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new Ga({color:n,toneMapped:!1})),this.type="PlaneHelper",this.plane=t,this.size=e;const s=new Pi;s.setAttribute("position",new Si([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),s.computeBoundingSphere(),this.add(new Zi(s,new _i({color:n,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(t){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(t)}},t.PointLight=Ec,t.PointLightHelper=class extends Zi{constructor(t,e,i){super(new Ml(e,4,2),new _i({wireframe:!0,fog:!1,toneMapped:!1})),this.light=t,this.light.updateMatrixWorld(),this.color=i,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}},t.Points=io,t.PointsMaterial=Ka,t.PolarGridHelper=class extends Za{constructor(t=10,e=16,i=8,n=64,r=4473924,s=8947848){r=new Vt(r),s=new Vt(s);const a=[],o=[];for(let i=0;i<=e;i++){const n=i/e*(2*Math.PI),l=Math.sin(n)*t,c=Math.cos(n)*t;a.push(0,0,0),a.push(l,0,c);const h=1&i?r:s;o.push(h.r,h.g,h.b),o.push(h.r,h.g,h.b)}for(let e=0;e<=i;e++){const l=1&e?r:s,c=t-t/i*e;for(let t=0;t<n;t++){let e=t/n*(2*Math.PI),i=Math.sin(e)*c,r=Math.cos(e)*c;a.push(i,0,r),o.push(l.r,l.g,l.b),e=(t+1)/n*(2*Math.PI),i=Math.sin(e)*c,r=Math.cos(e)*c,a.push(i,0,r),o.push(l.r,l.g,l.b)}}const l=new Pi;l.setAttribute("position",new Si(a,3)),l.setAttribute("color",new Si(o,3));super(l,new Ga({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}},t.PolyhedronBufferGeometry=Do,t.PolyhedronGeometry=Do,t.PositionalAudio=class extends Kc{constructor(t){super(t),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(t){return this.panner.refDistance=t,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(t){return this.panner.rolloffFactor=t,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(t){return this.panner.distanceModel=t,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(t){return this.panner.maxDistance=t,this}setDirectionalCone(t,e,i){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=i,this}updateMatrixWorld(t){if(super.updateMatrixWorld(t),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(Qc,$c,th),eh.set(0,0,1).applyQuaternion($c);const e=this.panner;if(e.positionX){const t=this.context.currentTime+this.listener.timeDelta;e.positionX.linearRampToValueAtTime(Qc.x,t),e.positionY.linearRampToValueAtTime(Qc.y,t),e.positionZ.linearRampToValueAtTime(Qc.z,t),e.orientationX.linearRampToValueAtTime(eh.x,t),e.orientationY.linearRampToValueAtTime(eh.y,t),e.orientationZ.linearRampToValueAtTime(eh.z,t)}else e.setPosition(Qc.x,Qc.y,Qc.z),e.setOrientation(eh.x,eh.y,eh.z)}},t.PropertyBinding=ch,t.PropertyMixer=ih,t.QuadraticBezierCurve=bo,t.QuadraticBezierCurve3=So,t.Quaternion=te,t.QuaternionKeyframeTrack=ec,t.QuaternionLinearInterpolant=tc,t.REVISION=e,t.RGBADepthPacking=3201,t.RGBAFormat=w,t.RGBAIntegerFormat=1033,t.RGBA_ASTC_10x10_Format=Y,t.RGBA_ASTC_10x5_Format=X,t.RGBA_ASTC_10x6_Format=j,t.RGBA_ASTC_10x8_Format=q,t.RGBA_ASTC_12x10_Format=Z,t.RGBA_ASTC_12x12_Format=J,t.RGBA_ASTC_4x4_Format=U,t.RGBA_ASTC_5x4_Format=B,t.RGBA_ASTC_5x5_Format=z,t.RGBA_ASTC_6x5_Format=G,t.RGBA_ASTC_6x6_Format=k,t.RGBA_ASTC_8x5_Format=H,t.RGBA_ASTC_8x6_Format=V,t.RGBA_ASTC_8x8_Format=W,t.RGBA_BPTC_Format=K,t.RGBA_ETC2_EAC_Format=F,t.RGBA_PVRTC_2BPPV1_Format=N,t.RGBA_PVRTC_4BPPV1_Format=D,t.RGBA_S3TC_DXT1_Format=R,t.RGBA_S3TC_DXT3_Format=C,t.RGBA_S3TC_DXT5_Format=L,t.RGBFormat=1022,t.RGB_ETC1_Format=36196,t.RGB_ETC2_Format=O,t.RGB_PVRTC_2BPPV1_Format=I,t.RGB_PVRTC_4BPPV1_Format=P,t.RGB_S3TC_DXT1_Format=A,t.RGFormat=1030,t.RGIntegerFormat=1031,t.RawShaderMaterial=Ll,t.Ray=Pe,t.Raycaster=class{constructor(t,e,i=0,n=1/0){this.ray=new Pe(t,e),this.near=i,this.far=n,this.camera=null,this.layers=new Ve,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,e){e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type: "+e.type)}intersectObject(t,e=!0,i=[]){return mh(t,this,i,e),i.sort(fh),i}intersectObjects(t,e=!0,i=[]){for(let n=0,r=t.length;n<r;n++)mh(t[n],this,i,e);return i.sort(fh),i}},t.RectAreaLight=Lc,t.RedFormat=1028,t.RedIntegerFormat=1029,t.ReinhardToneMapping=2,t.RepeatWrapping=c,t.ReplaceStencilOp=7681,t.ReverseSubtractEquation=102,t.RingBufferGeometry=xl,t.RingGeometry=xl,t.SRGBColorSpace=lt,t.Scene=ta,t.ShaderChunk=xn,t.ShaderLib=Mn,t.ShaderMaterial=en,t.ShadowMaterial=Cl,t.Shape=Go,t.ShapeBufferGeometry=yl,t.ShapeGeometry=yl,t.ShapePath=class{constructor(){this.type="ShapePath",this.color=new Vt,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Ao,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,n){return this.currentPath.quadraticCurveTo(t,e,i,n),this}bezierCurveTo(t,e,i,n,r,s){return this.currentPath.bezierCurveTo(t,e,i,n,r,s),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t,e){function i(t){const e=[];for(let i=0,n=t.length;i<n;i++){const n=t[i],r=new Go;r.curves=n.curves,e.push(r)}return e}function n(t,e){const i=e.length;let n=!1;for(let r=i-1,s=0;s<i;r=s++){let i=e[r],a=e[s],o=a.x-i.x,l=a.y-i.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(i=e[s],o=-o,a=e[r],l=-l),t.y<i.y||t.y>a.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=l*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;n=!n}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return n}const r=dl.isClockWise,s=this.subPaths;if(0===s.length)return[];if(!0===e)return i(s);let a,o,l;const c=[];if(1===s.length)return o=s[0],l=new Go,l.curves=o.curves,c.push(l),c;let h=!r(s[0].getPoints());h=t?!h:h;const u=[],d=[];let p,f,m=[],g=0;d[g]=void 0,m[g]=[];for(let e=0,i=s.length;e<i;e++)o=s[e],p=o.getPoints(),a=r(p),a=t?!a:a,a?(!h&&d[g]&&g++,d[g]={s:new Go,p:p},d[g].s.curves=o.curves,h&&g++,m[g]=[]):m[g].push({h:o,p:p[0]});if(!d[0])return i(s);if(d.length>1){let t=!1,e=0;for(let t=0,e=d.length;t<e;t++)u[t]=[];for(let i=0,r=d.length;i<r;i++){const r=m[i];for(let s=0;s<r.length;s++){const a=r[s];let o=!0;for(let r=0;r<d.length;r++)n(a.p,d[r].p)&&(i!==r&&e++,o?(o=!1,u[r].push(a)):t=!0);o&&u[i].push(a)}}e>0&&!1===t&&(m=u)}for(let t=0,e=d.length;t<e;t++){l=d[t].s,c.push(l),f=m[t];for(let t=0,e=f.length;t<e;t++)l.holes.push(f[t].h)}return c}},t.ShapeUtils=dl,t.ShortType=1011,t.Skeleton=Da,t.SkeletonHelper=class extends Za{constructor(t){const e=Sh(t),i=new Pi,n=[],r=[],s=new Vt(0,0,1),a=new Vt(0,1,0);for(let t=0;t<e.length;t++){const i=e[t];i.parent&&i.parent.isBone&&(n.push(0,0,0),n.push(0,0,0),r.push(s.r,s.g,s.b),r.push(a.r,a.g,a.b))}i.setAttribute("position",new Si(n,3)),i.setAttribute("color",new Si(r,3));super(i,new Ga({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=t,this.bones=e,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(t){const e=this.bones,i=this.geometry,n=i.getAttribute("position");bh.copy(this.root.matrixWorld).invert();for(let t=0,i=0;t<e.length;t++){const r=e[t];r.parent&&r.parent.isBone&&(Mh.multiplyMatrices(bh,r.matrixWorld),yh.setFromMatrixPosition(Mh),n.setXYZ(i,yh.x,yh.y,yh.z),Mh.multiplyMatrices(bh,r.parent.matrixWorld),yh.setFromMatrixPosition(Mh),n.setXYZ(i+1,yh.x,yh.y,yh.z),i+=2)}i.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(t)}},t.SkinnedMesh=Ra,t.SmoothShading=2,t.Source=jt,t.Sphere=Se,t.SphereBufferGeometry=Ml,t.SphereGeometry=Ml,t.Spherical=class{constructor(t=1,e=0,i=0){return this.radius=t,this.phi=e,this.theta=i,this}set(t,e,i){return this.radius=t,this.phi=e,this.theta=i,this}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){const t=1e-6;return this.phi=Math.max(t,Math.min(Math.PI-t,this.phi)),this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,i){return this.radius=Math.sqrt(t*t+e*e+i*i),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,i),this.phi=Math.acos(yt(e/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}},t.SphericalHarmonics3=Pc,t.SplineCurve=wo,t.SpotLight=Mc,t.SpotLightHelper=class extends ni{constructor(t,e){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;const i=new Pi,n=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t<i;t++,e++){const r=t/i*Math.PI*2,s=e/i*Math.PI*2;n.push(Math.cos(r),Math.sin(r),1,Math.cos(s),Math.sin(s),1)}i.setAttribute("position",new Si(n,3));const r=new Ga({fog:!1,toneMapped:!1});this.cone=new Za(i,r),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateMatrixWorld();const t=this.light.distance?this.light.distance:1e3,e=t*Math.tan(this.light.angle);this.cone.scale.set(e,e,t),xh.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(xh),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}},t.Sprite=va,t.SpriteMaterial=ra,t.SrcAlphaFactor=204,t.SrcAlphaSaturateFactor=210,t.SrcColorFactor=202,t.StaticCopyUsage=35046,t.StaticDrawUsage=ut,t.StaticReadUsage=35045,t.StereoCamera=class{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new rn,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new rn,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Wc.copy(t.projectionMatrix);const i=e.eyeSep/2,n=i*e.near/e.focus,r=e.near*Math.tan(_t*e.fov*.5)/e.zoom;let s,a;Vc.elements[12]=-i,Hc.elements[12]=i,s=-r*e.aspect+n,a=r*e.aspect+n,Wc.elements[0]=2*e.near/(a-s),Wc.elements[8]=(a+s)/(a-s),this.cameraL.projectionMatrix.copy(Wc),s=-r*e.aspect-n,a=r*e.aspect-n,Wc.elements[0]=2*e.near/(a-s),Wc.elements[8]=(a+s)/(a-s),this.cameraR.projectionMatrix.copy(Wc)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Vc),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Hc)}},t.StreamCopyUsage=35042,t.StreamDrawUsage=35040,t.StreamReadUsage=35041,t.StringKeyframeTrack=ic,t.SubtractEquation=101,t.SubtractiveBlending=3,t.TOUCH={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},t.TangentSpaceNormalMap=0,t.TetrahedronBufferGeometry=bl,t.TetrahedronGeometry=bl,t.TextGeometry=class extends Pi{constructor(){console.error("THREE.TextGeometry has been moved to /examples/jsm/geometries/TextGeometry.js"),super()}},t.Texture=Zt,t.TextureLoader=class extends cc{constructor(t){super(t)}load(t,e,i,n){const r=new Zt,s=new pc(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(t,(function(t){r.image=t,r.needsUpdate=!0,void 0!==e&&e(r)}),i,n),r}},t.TorusBufferGeometry=Sl,t.TorusGeometry=Sl,t.TorusKnotBufferGeometry=wl,t.TorusKnotGeometry=wl,t.Triangle=fi,t.TriangleFanDrawMode=2,t.TriangleStripDrawMode=1,t.TrianglesDrawMode=0,t.TubeBufferGeometry=Tl,t.TubeGeometry=Tl,t.UVMapping=n,t.Uint16BufferAttribute=Mi,t.Uint32BufferAttribute=bi,t.Uint8BufferAttribute=class extends yi{constructor(t,e,i){super(new Uint8Array(t),e,i)}},t.Uint8ClampedBufferAttribute=class extends yi{constructor(t,e,i){super(new Uint8ClampedArray(t),e,i)}},t.Uniform=dh,t.UniformsGroup=class extends ft{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:ph++}),this.name="",this.usage=ut,this.uniforms=[]}add(t){return this.uniforms.push(t),this}remove(t){const e=this.uniforms.indexOf(t);return-1!==e&&this.uniforms.splice(e,1),this}setName(t){return this.name=t,this}setUsage(t){return this.usage=t,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(t){this.name=t.name,this.usage=t.usage;const e=t.uniforms;this.uniforms.length=0;for(let t=0,i=e.length;t<i;t++)this.uniforms.push(e[t].clone());return this}clone(){return(new this.constructor).copy(this)}},t.UniformsLib=yn,t.UniformsUtils=tn,t.UnsignedByteType=v,t.UnsignedInt248Type=S,t.UnsignedIntType=y,t.UnsignedShort4444Type=1017,t.UnsignedShort5551Type=1018,t.UnsignedShortType=x,t.VSMShadowMap=3,t.Vector2=At,t.Vector3=ee,t.Vector4=Jt,t.VectorKeyframeTrack=nc,t.VideoTexture=class extends Zt{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==s?s:m,this.magFilter=void 0!==r?r:m,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}},t.WebGL1Renderer=Ks,t.WebGL3DRenderTarget=class extends Kt{constructor(t,e,i){super(t,e),this.isWebGL3DRenderTarget=!0,this.depth=i,this.texture=new $t(null,t,e,i),this.texture.isRenderTargetTexture=!0}},t.WebGLArrayRenderTarget=class extends Kt{constructor(t,e,i){super(t,e),this.isWebGLArrayRenderTarget=!0,this.depth=i,this.texture=new Qt(null,t,e,i),this.texture.isRenderTargetTexture=!0}},t.WebGLCubeRenderTarget=ln,t.WebGLMultipleRenderTargets=class extends Kt{constructor(t,e,i,n={}){super(t,e,n),this.isWebGLMultipleRenderTargets=!0;const r=this.texture;this.texture=[];for(let t=0;t<i;t++)this.texture[t]=r.clone(),this.texture[t].isRenderTargetTexture=!0}setSize(t,e,i=1){if(this.width!==t||this.height!==e||this.depth!==i){this.width=t,this.height=e,this.depth=i;for(let n=0,r=this.texture.length;n<r;n++)this.texture[n].image.width=t,this.texture[n].image.height=e,this.texture[n].image.depth=i;this.dispose()}return this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e),this}copy(t){this.dispose(),this.width=t.width,this.height=t.height,this.depth=t.depth,this.viewport.set(0,0,this.width,this.height),this.scissor.set(0,0,this.width,this.height),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.texture.length=0;for(let e=0,i=t.texture.length;e<i;e++)this.texture[e]=t.texture[e].clone(),this.texture[e].isRenderTargetTexture=!0;return this}},t.WebGLMultisampleRenderTarget=class extends Kt{constructor(t,e,i){console.error('THREE.WebGLMultisampleRenderTarget has been removed. Use a normal render target and set the "samples" property to greater 0 to enable multisampling.'),super(t,e,i),this.samples=4}},t.WebGLRenderTarget=Kt,t.WebGLRenderer=Js,t.WebGLUtils=ks,t.WireframeGeometry=El,t.WrapAroundEnding=nt,t.ZeroCurvatureEnding=et,t.ZeroFactor=200,t.ZeroSlopeEnding=it,t.ZeroStencilOp=0,t._SRGBAFormat=pt,t.sRGBEncoding=ot,Object.defineProperty(t,"__esModule",{value:!0})}));;
THREE.HorizontalBlurShader={uniforms:{tDiffuse:{type:"t",value:null},h:{type:"f",value:1/512}},vertexShader:["varying vec2 vUv;","void main() {","vUv = uv;","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["uniform sampler2D tDiffuse;","uniform float h;","varying vec2 vUv;","void main() {","vec4 sum = vec4( 0.0 );","sum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;","sum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;","sum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;","sum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;","sum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;","sum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;","sum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;","sum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;","gl_FragColor = sum;","}"].join("\n")},THREE.VerticalBlurShader={uniforms:{tDiffuse:{type:"t",value:null},v:{type:"f",value:1/512}},vertexShader:["varying vec2 vUv;","void main() {","vUv = uv;","gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );","}"].join("\n"),fragmentShader:["uniform sampler2D tDiffuse;","uniform float v;","varying vec2 vUv;","void main() {","vec4 sum = vec4( 0.0 );","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;","sum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;","gl_FragColor = sum;","}"].join("\n")},THREE.ShaderPass=function(e,v){this.textureID=void 0!==v?v:"tDiffuse",e instanceof THREE.ShaderMaterial?(this.uniforms=e.uniforms,this.material=e):e&&(this.uniforms=THREE.UniformsUtils.clone(e.uniforms),this.material=new THREE.ShaderMaterial({defines:e.defines||{},uniforms:this.uniforms,vertexShader:e.vertexShader,fragmentShader:e.fragmentShader})),this.renderToScreen=!1,this.enabled=!0,this.needsSwap=!0,this.clear=!1,this.camera=new THREE.OrthographicCamera(-1,1,1,-1,0,1),this.scene=new THREE.Scene,this.quad=new THREE.Mesh(new THREE.PlaneBufferGeometry(2,2),null),this.scene.add(this.quad)},THREE.ShaderPass.prototype={render:function(e,v,t,i){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=t),this.quad.material=this.material,this.renderToScreen?e.render(this.scene,this.camera):e.render(this.scene,this.camera,v,this.clear)}},THREE.ImageUtils.crossOrigin="anonymous";;
!function(){if("performance"in window==0&&(window.performance={}),"now"in window.performance==0){var e=Date.now();performance.timing&&performance.timing.navigationStart&&(e=performance.timing.navigationStart),window.performance.now=function(){return Date.now()-e}}}(),THREE.WebGLRenderer.prototype.paramThreeToGL=function(e){var t,n=this.extensions,r=this.getContext();if(e===THREE.RepeatWrapping)return r.REPEAT;if(e===THREE.ClampToEdgeWrapping)return r.CLAMP_TO_EDGE;if(e===THREE.MirroredRepeatWrapping)return r.MIRRORED_REPEAT;if(e===THREE.NearestFilter)return r.NEAREST;if(e===THREE.NearestMipMapNearestFilter)return r.NEAREST_MIPMAP_NEAREST;if(e===THREE.NearestMipMapLinearFilter)return r.NEAREST_MIPMAP_LINEAR;if(e===THREE.LinearFilter)return r.LINEAR;if(e===THREE.LinearMipMapNearestFilter)return r.LINEAR_MIPMAP_NEAREST;if(e===THREE.LinearMipMapLinearFilter)return r.LINEAR_MIPMAP_LINEAR;if(e===THREE.UnsignedByteType)return r.UNSIGNED_BYTE;if(e===THREE.UnsignedShort4444Type)return r.UNSIGNED_SHORT_4_4_4_4;if(e===THREE.UnsignedShort5551Type)return r.UNSIGNED_SHORT_5_5_5_1;if(e===THREE.UnsignedShort565Type)return r.UNSIGNED_SHORT_5_6_5;if(e===THREE.ByteType)return r.BYTE;if(e===THREE.ShortType)return r.SHORT;if(e===THREE.UnsignedShortType)return r.UNSIGNED_SHORT;if(e===THREE.IntType)return r.INT;if(e===THREE.UnsignedIntType)return r.UNSIGNED_INT;if(e===THREE.FloatType)return r.FLOAT;if(e===THREE.HalfFloatType&&null!==n.get("OES_texture_half_float"))return t.HALF_FLOAT_OES;if(e===THREE.AlphaFormat)return r.ALPHA;if(e===THREE.RGBFormat)return r.RGB;if(e===THREE.RGBAFormat)return r.RGBA;if(e===THREE.LuminanceFormat)return r.LUMINANCE;if(e===THREE.LuminanceAlphaFormat)return r.LUMINANCE_ALPHA;if(e===THREE.AddEquation)return r.FUNC_ADD;if(e===THREE.SubtractEquation)return r.FUNC_SUBTRACT;if(e===THREE.ReverseSubtractEquation)return r.FUNC_REVERSE_SUBTRACT;if(e===THREE.ZeroFactor)return r.ZERO;if(e===THREE.OneFactor)return r.ONE;if(e===THREE.SrcColorFactor)return r.SRC_COLOR;if(e===THREE.OneMinusSrcColorFactor)return r.ONE_MINUS_SRC_COLOR;if(e===THREE.SrcAlphaFactor)return r.SRC_ALPHA;if(e===THREE.OneMinusSrcAlphaFactor)return r.ONE_MINUS_SRC_ALPHA;if(e===THREE.DstAlphaFactor)return r.DST_ALPHA;if(e===THREE.OneMinusDstAlphaFactor)return r.ONE_MINUS_DST_ALPHA;if(e===THREE.DstColorFactor)return r.DST_COLOR;if(e===THREE.OneMinusDstColorFactor)return r.ONE_MINUS_DST_COLOR;if(e===THREE.SrcAlphaSaturateFactor)return r.SRC_ALPHA_SATURATE;if(null!==(t=n.get("WEBGL_compressed_texture_s3tc"))){if(e===THREE.RGB_S3TC_DXT1_Format)return t.COMPRESSED_RGB_S3TC_DXT1_EXT;if(e===THREE.RGBA_S3TC_DXT1_Format)return t.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(e===THREE.RGBA_S3TC_DXT3_Format)return t.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(e===THREE.RGBA_S3TC_DXT5_Format)return t.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(null!==(t=n.get("WEBGL_compressed_texture_pvrtc"))){if(e===THREE.RGB_PVRTC_4BPPV1_Format)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(e===THREE.RGB_PVRTC_2BPPV1_Format)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(e===THREE.RGBA_PVRTC_4BPPV1_Format)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(e===THREE.RGBA_PVRTC_2BPPV1_Format)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(null!==(t=n.get("WEBGL_compressed_texture_etc1"))&&e===THREE.RGB_ETC1_Format)return t.COMPRESSED_RGB_ETC1_WEBGL;if(null!==(t=n.get("EXT_blend_minmax"))){if(e===THREE.MinEquation)return t.MIN_EXT;if(e===THREE.MaxEquation)return t.MAX_EXT}return 0},THREE.WebGLState=function(e,t,n){var r=this,E=new THREE.Vector4,i=e.getParameter(e.MAX_VERTEX_ATTRIBS),a=new Uint8Array(i),u=new Uint8Array(i),l=new Uint8Array(i),_={},T=null,R=null,o=null,s=null,c=null,S=null,A=null,f=null,p=!1,h=null,C=null,N=null,H=null,D=null,d=null,F=null,L=null,O=null,P=null,b=null,M=null,U=null,B=null,G=null,I=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),m=void 0,g={},y=new THREE.Vector4,v=null,x=null,V=new THREE.Vector4,w=new THREE.Vector4;this.init=function(){this.clearColor(0,0,0,1),this.clearDepth(1),this.clearStencil(0),this.enable(e.DEPTH_TEST),e.depthFunc(e.LEQUAL),e.frontFace(e.CCW),e.cullFace(e.BACK),this.enable(e.CULL_FACE),this.enable(e.BLEND),e.blendEquation(e.FUNC_ADD),e.blendFunc(e.SRC_ALPHA,e.ONE_MINUS_SRC_ALPHA)},this.initAttributes=function(){for(var e=0,t=a.length;e<t;e++)a[e]=0},this.enableAttribute=function(n){(a[n]=1,0===u[n]&&(e.enableVertexAttribArray(n),u[n]=1),0!==l[n])&&(t.get("ANGLE_instanced_arrays").vertexAttribDivisorANGLE(n,0),l[n]=0)},this.enableAttributeAndDivisor=function(t,n,r){a[t]=1,0===u[t]&&(e.enableVertexAttribArray(t),u[t]=1),l[t]!==n&&(r.vertexAttribDivisorANGLE(t,n),l[t]=n)},this.disableUnusedAttributes=function(){for(var t=0,n=u.length;t<n;t++)u[t]!==a[t]&&(e.disableVertexAttribArray(t),u[t]=0)},this.enable=function(t){!0!==_[t]&&(e.enable(t),_[t]=!0)},this.disable=function(t){!1!==_[t]&&(e.disable(t),_[t]=!1)},this.getCompressedTextureFormats=function(){if(null===T&&(T=[],t.get("WEBGL_compressed_texture_pvrtc")||t.get("WEBGL_compressed_texture_s3tc")||t.get("WEBGL_compressed_texture_etc1")))for(var n=e.getParameter(e.COMPRESSED_TEXTURE_FORMATS),r=0;r<n.length;r++)T.push(n[r]);return T},this.setBlending=function(t,r,E,i,a,u,l,_){t===THREE.NoBlending?this.disable(e.BLEND):this.enable(e.BLEND),t===R&&_===p||(t===THREE.AdditiveBlending?_?(e.blendEquationSeparate(e.FUNC_ADD,e.FUNC_ADD),e.blendFuncSeparate(e.ONE,e.ONE,e.ONE,e.ONE)):(e.blendEquation(e.FUNC_ADD),e.blendFunc(e.SRC_ALPHA,e.ONE)):t===THREE.SubtractiveBlending?_?(e.blendEquationSeparate(e.FUNC_ADD,e.FUNC_ADD),e.blendFuncSeparate(e.ZERO,e.ZERO,e.ONE_MINUS_SRC_COLOR,e.ONE_MINUS_SRC_ALPHA)):(e.blendEquation(e.FUNC_ADD),e.blendFunc(e.ZERO,e.ONE_MINUS_SRC_COLOR)):t===THREE.MultiplyBlending?_?(e.blendEquationSeparate(e.FUNC_ADD,e.FUNC_ADD),e.blendFuncSeparate(e.ZERO,e.ZERO,e.SRC_COLOR,e.SRC_ALPHA)):(e.blendEquation(e.FUNC_ADD),e.blendFunc(e.ZERO,e.SRC_COLOR)):_?(e.blendEquationSeparate(e.FUNC_ADD,e.FUNC_ADD),e.blendFuncSeparate(e.ONE,e.ONE_MINUS_SRC_ALPHA,e.ONE,e.ONE_MINUS_SRC_ALPHA)):(e.blendEquationSeparate(e.FUNC_ADD,e.FUNC_ADD),e.blendFuncSeparate(e.SRC_ALPHA,e.ONE_MINUS_SRC_ALPHA,e.ONE,e.ONE_MINUS_SRC_ALPHA)),R=t,p=_),t===THREE.CustomBlending?(a=a||r,u=u||E,l=l||i,r===o&&a===S||(e.blendEquationSeparate(n(r),n(a)),o=r,S=a),E===s&&i===c&&u===A&&l===f||(e.blendFuncSeparate(n(E),n(i),n(u),n(l)),s=E,c=i,A=u,f=l)):(o=null,s=null,c=null,S=null,A=null,f=null)},this.setDepthFunc=function(t){if(h!==t){if(t)switch(t){case THREE.NeverDepth:e.depthFunc(e.NEVER);break;case THREE.AlwaysDepth:e.depthFunc(e.ALWAYS);break;case THREE.LessDepth:e.depthFunc(e.LESS);break;case THREE.LessEqualDepth:e.depthFunc(e.LEQUAL);break;case THREE.EqualDepth:e.depthFunc(e.EQUAL);break;case THREE.GreaterEqualDepth:e.depthFunc(e.GEQUAL);break;case THREE.GreaterDepth:e.depthFunc(e.GREATER);break;case THREE.NotEqualDepth:e.depthFunc(e.NOTEQUAL);break;default:e.depthFunc(e.LEQUAL)}else e.depthFunc(e.LEQUAL);h=t}},this.setDepthTest=function(t){t?this.enable(e.DEPTH_TEST):this.disable(e.DEPTH_TEST)},this.setDepthWrite=function(t){C!==t&&(e.depthMask(t),C=t)},this.setColorWrite=function(t){N!==t&&(e.colorMask(t,t,t,t),N=t)},this.setStencilFunc=function(t,n,r){D===t&&d===n&&F===r||(e.stencilFunc(t,n,r),D=t,d=n,F=r)},this.setStencilOp=function(t,n,r){L===t&&O===n&&P===r||(e.stencilOp(t,n,r),L=t,O=n,P=r)},this.setStencilTest=function(t){t?this.enable(e.STENCIL_TEST):this.disable(e.STENCIL_TEST)},this.setStencilWrite=function(t){H!==t&&(e.stencilMask(t),H=t)},this.setFlipSided=function(t){b!==t&&(t?e.frontFace(e.CW):e.frontFace(e.CCW),b=t)},this.setLineWidth=function(t){t!==M&&(e.lineWidth(t),M=t)},this.setPolygonOffset=function(t,n,r){t?this.enable(e.POLYGON_OFFSET_FILL):this.disable(e.POLYGON_OFFSET_FILL),!t||U===n&&B===r||(e.polygonOffset(n,r),U=n,B=r)},this.getScissorTest=function(){return G},this.setScissorTest=function(t){G=t,t?this.enable(e.SCISSOR_TEST):this.disable(e.SCISSOR_TEST)},this.activeTexture=function(t){void 0===t&&(t=e.TEXTURE0+I-1),m!==t&&(e.activeTexture(t),m=t)},this.bindTexture=function(t,n){void 0===m&&r.activeTexture();var E=g[m];void 0===E&&(E={type:void 0,texture:void 0},g[m]=E),E.type===t&&E.texture===n||(e.bindTexture(t,n),E.type=t,E.texture=n)},this.compressedTexImage2D=function(){try{e.compressedTexImage2D.apply(e,arguments)}catch(e){console.error(e)}},this.texImage2D=function(){try{e.texImage2D.apply(e,arguments)}catch(e){console.error(e)}},this.clearColor=function(t,n,r,i){E.set(t,n,r,i),!1===y.equals(E)&&(e.clearColor(t,n,r,i),y.copy(E))},this.clearDepth=function(t){v!==t&&(e.clearDepth(t),v=t)},this.clearStencil=function(t){x!==t&&(e.clearStencil(t),x=t)},this.scissor=function(t){!1===V.equals(t)&&(e.scissor(t.x,t.y,t.z,t.w),V.copy(t))},this.viewport=function(t){!1===w.equals(t)&&(e.viewport(t.x,t.y,t.z,t.w),w.copy(t))},this.reset=function(){for(var t=0;t<u.length;t++)1===u[t]&&(e.disableVertexAttribArray(t),u[t]=0);_={},T=null,m=void 0,g={},R=null,N=null,C=null,H=null,b=null}};;
!function(){const t={uniforms:{tDiffuse:{value:null},opacity:{value:1}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform float opacity;\n\n\t\tuniform sampler2D tDiffuse;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tgl_FragColor = texture2D( tDiffuse, vUv );\n\t\t\tgl_FragColor.a *= opacity;\n\n\n\t\t}"};THREE.CopyShader=t}();;
!function(){const t={uniforms:{tDiffuse:{value:null},h:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float h;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"};THREE.HorizontalBlurShader=t}();;
!function(){const t={uniforms:{tDiffuse:{value:null},v:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float v;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"};THREE.VerticalBlurShader=t}();;
!function(){const e=new THREE.OrthographicCamera(-1,1,1,-1,0,1),t=new THREE.BufferGeometry;t.setAttribute("position",new THREE.Float32BufferAttribute([-1,3,0,-1,-1,0,3,-1,0],3)),t.setAttribute("uv",new THREE.Float32BufferAttribute([0,2,0,0,2,0],2));THREE.EffectComposer=class{constructor(e,t){if(this.renderer=e,void 0===t){const s=e.getSize(new THREE.Vector2);this._pixelRatio=e.getPixelRatio(),this._width=s.width,this._height=s.height,(t=new THREE.WebGLRenderTarget(this._width*this._pixelRatio,this._height*this._pixelRatio)).texture.name="EffectComposer.rt1"}else this._pixelRatio=1,this._width=t.width,this._height=t.height;this.renderTarget1=t,this.renderTarget2=t.clone(),this.renderTarget2.texture.name="EffectComposer.rt2",this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2,this.renderToScreen=!0,this.passes=[],void 0===THREE.CopyShader&&console.error("THREE.EffectComposer relies on THREE.CopyShader"),void 0===THREE.ShaderPass&&console.error("THREE.EffectComposer relies on THREE.ShaderPass"),this.copyPass=new THREE.ShaderPass(THREE.CopyShader),this.clock=new THREE.Clock}swapBuffers(){const e=this.readBuffer;this.readBuffer=this.writeBuffer,this.writeBuffer=e}addPass(e){this.passes.push(e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}insertPass(e,t){this.passes.splice(t,0,e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}removePass(e){const t=this.passes.indexOf(e);-1!==t&&this.passes.splice(t,1)}isLastEnabledPass(e){for(let t=e+1;t<this.passes.length;t++)if(this.passes[t].enabled)return!1;return!0}render(e){void 0===e&&(e=this.clock.getDelta());const t=this.renderer.getRenderTarget();let s=!1;for(let t=0,i=this.passes.length;t<i;t++){const i=this.passes[t];if(!1!==i.enabled){if(i.renderToScreen=this.renderToScreen&&this.isLastEnabledPass(t),i.render(this.renderer,this.writeBuffer,this.readBuffer,e,s),i.needsSwap){if(s){const t=this.renderer.getContext(),s=this.renderer.state.buffers.stencil;s.setFunc(t.NOTEQUAL,1,4294967295),this.copyPass.render(this.renderer,this.writeBuffer,this.readBuffer,e),s.setFunc(t.EQUAL,1,4294967295)}this.swapBuffers()}void 0!==THREE.MaskPass&&(i instanceof THREE.MaskPass?s=!0:i instanceof THREE.ClearMaskPass&&(s=!1))}}this.renderer.setRenderTarget(t)}reset(e){if(void 0===e){const t=this.renderer.getSize(new THREE.Vector2);this._pixelRatio=this.renderer.getPixelRatio(),this._width=t.width,this._height=t.height,(e=this.renderTarget1.clone()).setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}this.renderTarget1.dispose(),this.renderTarget2.dispose(),this.renderTarget1=e,this.renderTarget2=e.clone(),this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2}setSize(e,t){this._width=e,this._height=t;const s=this._width*this._pixelRatio,i=this._height*this._pixelRatio;this.renderTarget1.setSize(s,i),this.renderTarget2.setSize(s,i);for(let e=0;e<this.passes.length;e++)this.passes[e].setSize(s,i)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}},THREE.FullScreenQuad=class{constructor(e){this._mesh=new THREE.Mesh(t,e)}dispose(){this._mesh.geometry.dispose()}render(t){t.render(this._mesh,e)}get material(){return this._mesh.material}set material(e){this._mesh.material=e}},THREE.Pass=class{constructor(){this.enabled=!0,this.needsSwap=!0,this.clear=!1,this.renderToScreen=!1}setSize(){}render(){console.error("THREE.Pass: .render() must be implemented in derived pass.")}}}();;
!function(){class e extends THREE.Pass{constructor(e,s){super(),this.scene=e,this.camera=s,this.clear=!0,this.needsSwap=!1,this.inverse=!1}render(e,s,t){const r=e.getContext(),c=e.state;let f,n;c.buffers.color.setMask(!1),c.buffers.depth.setMask(!1),c.buffers.color.setLocked(!0),c.buffers.depth.setLocked(!0),this.inverse?(f=0,n=1):(f=1,n=0),c.buffers.stencil.setTest(!0),c.buffers.stencil.setOp(r.REPLACE,r.REPLACE,r.REPLACE),c.buffers.stencil.setFunc(r.ALWAYS,f,4294967295),c.buffers.stencil.setClear(n),c.buffers.stencil.setLocked(!0),e.setRenderTarget(t),this.clear&&e.clear(),e.render(this.scene,this.camera),e.setRenderTarget(s),this.clear&&e.clear(),e.render(this.scene,this.camera),c.buffers.color.setLocked(!1),c.buffers.depth.setLocked(!1),c.buffers.stencil.setLocked(!1),c.buffers.stencil.setFunc(r.EQUAL,1,4294967295),c.buffers.stencil.setOp(r.KEEP,r.KEEP,r.KEEP),c.buffers.stencil.setLocked(!0)}}class s extends THREE.Pass{constructor(){super(),this.needsSwap=!1}render(e){e.state.buffers.stencil.setLocked(!1),e.state.buffers.stencil.setTest(!1)}}THREE.ClearMaskPass=s,THREE.MaskPass=e}();;
!function(){class e extends THREE.Pass{constructor(e,r,a,t,l){super(),this.scene=e,this.camera=r,this.overrideMaterial=a,this.clearColor=t,this.clearAlpha=void 0!==l?l:0,this.clear=!0,this.clearDepth=!1,this.needsSwap=!1,this._oldClearColor=new THREE.Color}render(e,r,a){const t=e.autoClear;let l,o;e.autoClear=!1,void 0!==this.overrideMaterial&&(o=this.scene.overrideMaterial,this.scene.overrideMaterial=this.overrideMaterial),this.clearColor&&(e.getClearColor(this._oldClearColor),l=e.getClearAlpha(),e.setClearColor(this.clearColor,this.clearAlpha)),this.clearDepth&&e.clearDepth(),e.setRenderTarget(this.renderToScreen?null:a),this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),e.render(this.scene,this.camera),this.clearColor&&e.setClearColor(this._oldClearColor,l),void 0!==this.overrideMaterial&&(this.scene.overrideMaterial=o),e.autoClear=t}}THREE.RenderPass=e}();;
!function(){class e extends THREE.Pass{constructor(e,r){super(),this.textureID=void 0!==r?r:"tDiffuse",e instanceof THREE.ShaderMaterial?(this.uniforms=e.uniforms,this.material=e):e&&(this.uniforms=THREE.UniformsUtils.clone(e.uniforms),this.material=new THREE.ShaderMaterial({defines:Object.assign({},e.defines),uniforms:this.uniforms,vertexShader:e.vertexShader,fragmentShader:e.fragmentShader})),this.fsQuad=new THREE.FullScreenQuad(this.material)}render(e,r,t){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=t.texture),this.fsQuad.material=this.material,this.renderToScreen?(e.setRenderTarget(null),this.fsQuad.render(e)):(e.setRenderTarget(r),this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),this.fsQuad.render(e))}}THREE.ShaderPass=e}();;
!function(){class e extends THREE.Loader{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new o(e)})),this.register((function(e){return new p(e)})),this.register((function(e){return new m(e)})),this.register((function(e){return new c(e)})),this.register((function(e){return new l(e)})),this.register((function(e){return new u(e)})),this.register((function(e){return new h(e)})),this.register((function(e){return new i(e)})),this.register((function(e){return new d(e)})),this.register((function(e){return new a(e)})),this.register((function(e){return new n(e)})),this.register((function(e){return new f(e)}))}load(e,t,s,n){const r=this;let i;i=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:THREE.LoaderUtils.extractUrlBase(e),this.manager.itemStart(e);const o=function(t){n?n(t):console.error(t),r.manager.itemError(e),r.manager.itemEnd(e)},a=new THREE.FileLoader(this.manager);a.setPath(this.path),a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(s){try{r.parse(s,i,(function(s){t(s),r.manager.itemEnd(e)}),o)}catch(e){o(e)}}),s,o)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}unregister(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,i){let o;const a={},c={};if("string"==typeof e)o=e;else{if(THREE.LoaderUtils.decodeText(new Uint8Array(e,0,4))===E){try{a[s.KHR_BINARY_GLTF]=new R(e)}catch(e){return void(i&&i(e))}o=a[s.KHR_BINARY_GLTF].content}else o=THREE.LoaderUtils.decodeText(new Uint8Array(e))}const l=JSON.parse(o);if(void 0===l.asset||l.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const u=new J(l,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});u.fileLoader.setRequestHeader(this.requestHeader);for(let e=0;e<this.pluginCallbacks.length;e++){const t=this.pluginCallbacks[e](u);c[t.name]=t,a[t.name]=!0}if(l.extensionsUsed)for(let e=0;e<l.extensionsUsed.length;++e){const t=l.extensionsUsed[e],n=l.extensionsRequired||[];switch(t){case s.KHR_MATERIALS_UNLIT:a[t]=new r;break;case s.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:a[t]=new H;break;case s.KHR_DRACO_MESH_COMPRESSION:a[t]=new x(l,this.dracoLoader);break;case s.KHR_TEXTURE_TRANSFORM:a[t]=new M;break;case s.KHR_MESH_QUANTIZATION:a[t]=new _;break;default:n.indexOf(t)>=0&&void 0===c[t]&&console.warn('THREE.GLTFLoader: Unknown extension "'+t+'".')}}u.setExtensions(a),u.setPlugins(c),u.parse(n,i)}parseAsync(e,t){const s=this;return new Promise((function(n,r){s.parse(e,t,n,r)}))}}function t(){let e={};return{get:function(t){return e[t]},add:function(t,s){e[t]=s},remove:function(t){delete e[t]},removeAll:function(){e={}}}}const s={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS:"KHR_materials_pbrSpecularGlossiness",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression"};class n{constructor(e){this.parser=e,this.name=s.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let s=0,n=t.length;s<n;s++){const n=t[s];n.extensions&&n.extensions[this.name]&&void 0!==n.extensions[this.name].light&&e._addNodeRef(this.cache,n.extensions[this.name].light)}}_loadLight(e){const t=this.parser,s="light:"+e;let n=t.cache.get(s);if(n)return n;const r=t.json,i=((r.extensions&&r.extensions[this.name]||{}).lights||[])[e];let o;const a=new THREE.Color(16777215);void 0!==i.color&&a.fromArray(i.color);const c=void 0!==i.range?i.range:0;switch(i.type){case"directional":o=new THREE.DirectionalLight(a),o.target.position.set(0,0,-1),o.add(o.target);break;case"point":o=new THREE.PointLight(a),o.distance=c;break;case"spot":o=new THREE.SpotLight(a),o.distance=c,i.spot=i.spot||{},i.spot.innerConeAngle=void 0!==i.spot.innerConeAngle?i.spot.innerConeAngle:0,i.spot.outerConeAngle=void 0!==i.spot.outerConeAngle?i.spot.outerConeAngle:Math.PI/4,o.angle=i.spot.outerConeAngle,o.penumbra=1-i.spot.innerConeAngle/i.spot.outerConeAngle,o.target.position.set(0,0,-1),o.add(o.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+i.type)}return o.position.set(0,0,0),o.decay=2,void 0!==i.intensity&&(o.intensity=i.intensity),o.name=t.createUniqueName(i.name||"light_"+e),n=Promise.resolve(o),t.cache.add(s,n),n}createNodeAttachment(e){const t=this,s=this.parser,n=s.json.nodes[e],r=(n.extensions&&n.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(e){return s._getNodeRef(t.cache,r,e)}))}}class r{constructor(){this.name=s.KHR_MATERIALS_UNLIT}getMaterialType(){return THREE.MeshBasicMaterial}extendParams(e,t,s){const n=[];e.color=new THREE.Color(1,1,1),e.opacity=1;const r=t.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const t=r.baseColorFactor;e.color.fromArray(t),e.opacity=t[3]}void 0!==r.baseColorTexture&&n.push(s.assignTexture(e,"map",r.baseColorTexture,THREE.sRGBEncoding))}return Promise.all(n)}}class i{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const s=this.parser.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=s.extensions[this.name].emissiveStrength;return void 0!==n&&(t.emissiveIntensity=n),Promise.resolve()}}class o{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],i=n.extensions[this.name];if(void 0!==i.clearcoatFactor&&(t.clearcoat=i.clearcoatFactor),void 0!==i.clearcoatTexture&&r.push(s.assignTexture(t,"clearcoatMap",i.clearcoatTexture)),void 0!==i.clearcoatRoughnessFactor&&(t.clearcoatRoughness=i.clearcoatRoughnessFactor),void 0!==i.clearcoatRoughnessTexture&&r.push(s.assignTexture(t,"clearcoatRoughnessMap",i.clearcoatRoughnessTexture)),void 0!==i.clearcoatNormalTexture&&(r.push(s.assignTexture(t,"clearcoatNormalMap",i.clearcoatNormalTexture)),void 0!==i.clearcoatNormalTexture.scale)){const e=i.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new THREE.Vector2(e,e)}return Promise.all(r)}}class a{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],i=n.extensions[this.name];return void 0!==i.iridescenceFactor&&(t.iridescence=i.iridescenceFactor),void 0!==i.iridescenceTexture&&r.push(s.assignTexture(t,"iridescenceMap",i.iridescenceTexture)),void 0!==i.iridescenceIor&&(t.iridescenceIOR=i.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==i.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=i.iridescenceThicknessMinimum),void 0!==i.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=i.iridescenceThicknessMaximum),void 0!==i.iridescenceThicknessTexture&&r.push(s.assignTexture(t,"iridescenceThicknessMap",i.iridescenceThicknessTexture)),Promise.all(r)}}class c{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[];t.sheenColor=new THREE.Color(0,0,0),t.sheenRoughness=0,t.sheen=1;const i=n.extensions[this.name];return void 0!==i.sheenColorFactor&&t.sheenColor.fromArray(i.sheenColorFactor),void 0!==i.sheenRoughnessFactor&&(t.sheenRoughness=i.sheenRoughnessFactor),void 0!==i.sheenColorTexture&&r.push(s.assignTexture(t,"sheenColorMap",i.sheenColorTexture,THREE.sRGBEncoding)),void 0!==i.sheenRoughnessTexture&&r.push(s.assignTexture(t,"sheenRoughnessMap",i.sheenRoughnessTexture)),Promise.all(r)}}class l{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],i=n.extensions[this.name];return void 0!==i.transmissionFactor&&(t.transmission=i.transmissionFactor),void 0!==i.transmissionTexture&&r.push(s.assignTexture(t,"transmissionMap",i.transmissionTexture)),Promise.all(r)}}class u{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],i=n.extensions[this.name];t.thickness=void 0!==i.thicknessFactor?i.thicknessFactor:0,void 0!==i.thicknessTexture&&r.push(s.assignTexture(t,"thicknessMap",i.thicknessTexture)),t.attenuationDistance=i.attenuationDistance||0;const o=i.attenuationColor||[1,1,1];return t.attenuationColor=new THREE.Color(o[0],o[1],o[2]),Promise.all(r)}}class h{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser.json.materials[e];if(!s.extensions||!s.extensions[this.name])return Promise.resolve();const n=s.extensions[this.name];return t.ior=void 0!==n.ior?n.ior:1.5,Promise.resolve()}}class d{constructor(e){this.parser=e,this.name=s.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?THREE.MeshPhysicalMaterial:null}extendMaterialParams(e,t){const s=this.parser,n=s.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],i=n.extensions[this.name];t.specularIntensity=void 0!==i.specularFactor?i.specularFactor:1,void 0!==i.specularTexture&&r.push(s.assignTexture(t,"specularIntensityMap",i.specularTexture));const o=i.specularColorFactor||[1,1,1];return t.specularColor=new THREE.Color(o[0],o[1],o[2]),void 0!==i.specularColorTexture&&r.push(s.assignTexture(t,"specularColorMap",i.specularColorTexture,THREE.sRGBEncoding)),Promise.all(r)}}class p{constructor(e){this.parser=e,this.name=s.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,s=t.json,n=s.textures[e];if(!n.extensions||!n.extensions[this.name])return null;const r=n.extensions[this.name],i=t.options.ktx2Loader;if(!i){if(s.extensionsRequired&&s.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,r.source,i)}}class m{constructor(e){this.parser=e,this.name=s.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,s=this.parser,n=s.json,r=n.textures[e];if(!r.extensions||!r.extensions[t])return null;const i=r.extensions[t],o=n.images[i.source];let a=s.textureLoader;if(o.uri){const e=s.options.manager.getHandler(o.uri);null!==e&&(a=e)}return this.detectSupport().then((function(r){if(r)return s.loadTextureImage(e,i.source,a);if(n.extensionsRequired&&n.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return s.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class f{constructor(e){this.name=s.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,s=t.bufferViews[e];if(s.extensions&&s.extensions[this.name]){const e=s.extensions[this.name],n=this.parser.getDependency("buffer",e.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return n.then((function(t){const s=e.byteOffset||0,n=e.byteLength||0,i=e.count,o=e.byteStride,a=new Uint8Array(t,s,n);return r.decodeGltfBufferAsync?r.decodeGltfBufferAsync(i,o,a,e.mode,e.filter).then((function(e){return e.buffer})):r.ready.then((function(){const t=new ArrayBuffer(i*o);return r.decodeGltfBuffer(new Uint8Array(t),i,o,a,e.mode,e.filter),t}))}))}return null}}const E="glTF",g=1313821514,T=5130562;class R{constructor(e){this.name=s.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,12);if(this.header={magic:THREE.LoaderUtils.decodeText(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==E)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,r=new DataView(e,12);let i=0;for(;i<n;){const t=r.getUint32(i,!0);i+=4;const s=r.getUint32(i,!0);if(i+=4,s===g){const s=new Uint8Array(e,12+i,t);this.content=THREE.LoaderUtils.decodeText(s)}else if(s===T){const s=12+i;this.body=e.slice(s,s+t)}i+=t}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class x{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=s.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const s=this.json,n=this.dracoLoader,r=e.extensions[this.name].bufferView,i=e.extensions[this.name].attributes,o={},a={},c={};for(const e in i){const t=D[e]||e.toLowerCase();o[t]=i[e]}for(const t in e.attributes){const n=D[t]||t.toLowerCase();if(void 0!==i[t]){const r=s.accessors[e.attributes[t]],i=N[r.componentType];c[n]=i.name,a[n]=!0===r.normalized}}return t.getDependency("bufferView",r).then((function(e){return new Promise((function(t){n.decodeDracoFile(e,(function(e){for(const t in e.attributes){const s=e.attributes[t],n=a[t];void 0!==n&&(s.normalized=n)}t(e)}),o,c)}))}))}}class M{constructor(){this.name=s.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return void 0!==t.texCoord&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),void 0===t.offset&&void 0===t.rotation&&void 0===t.scale||(e=e.clone(),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class v extends THREE.MeshStandardMaterial{constructor(e){super(),this.isGLTFSpecularGlossinessMaterial=!0;const t=["#ifdef USE_SPECULARMAP","\tuniform sampler2D specularMap;","#endif"].join("\n"),s=["#ifdef USE_GLOSSINESSMAP","\tuniform sampler2D glossinessMap;","#endif"].join("\n"),n=["vec3 specularFactor = specular;","#ifdef USE_SPECULARMAP","\tvec4 texelSpecular = texture2D( specularMap, vUv );","\t// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture","\tspecularFactor *= texelSpecular.rgb;","#endif"].join("\n"),r=["float glossinessFactor = glossiness;","#ifdef USE_GLOSSINESSMAP","\tvec4 texelGlossiness = texture2D( glossinessMap, vUv );","\t// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture","\tglossinessFactor *= texelGlossiness.a;","#endif"].join("\n"),i=["PhysicalMaterial material;","material.diffuseColor = diffuseColor.rgb * ( 1. - max( specularFactor.r, max( specularFactor.g, specularFactor.b ) ) );","vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );","float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );","material.roughness = max( 1.0 - glossinessFactor, 0.0525 ); // 0.0525 corresponds to the base mip of a 256 cubemap.","material.roughness += geometryRoughness;","material.roughness = min( material.roughness, 1.0 );","material.specularColor = specularFactor;"].join("\n"),o={specular:{value:(new THREE.Color).setHex(16777215)},glossiness:{value:1},specularMap:{value:null},glossinessMap:{value:null}};this._extraUniforms=o,this.onBeforeCompile=function(e){for(const t in o)e.uniforms[t]=o[t];e.fragmentShader=e.fragmentShader.replace("uniform float roughness;","uniform vec3 specular;").replace("uniform float metalness;","uniform float glossiness;").replace("#include <roughnessmap_pars_fragment>",t).replace("#include <metalnessmap_pars_fragment>",s).replace("#include <roughnessmap_fragment>",n).replace("#include <metalnessmap_fragment>",r).replace("#include <lights_physical_fragment>",i)},Object.defineProperties(this,{specular:{get:function(){return o.specular.value},set:function(e){o.specular.value=e}},specularMap:{get:function(){return o.specularMap.value},set:function(e){o.specularMap.value=e,e?this.defines.USE_SPECULARMAP="":delete this.defines.USE_SPECULARMAP}},glossiness:{get:function(){return o.glossiness.value},set:function(e){o.glossiness.value=e}},glossinessMap:{get:function(){return o.glossinessMap.value},set:function(e){o.glossinessMap.value=e,e?(this.defines.USE_GLOSSINESSMAP="",this.defines.USE_UV=""):(delete this.defines.USE_GLOSSINESSMAP,delete this.defines.USE_UV)}}}),delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this.setValues(e)}copy(e){return super.copy(e),this.specularMap=e.specularMap,this.specular.copy(e.specular),this.glossinessMap=e.glossinessMap,this.glossiness=e.glossiness,delete this.metalness,delete this.roughness,delete this.metalnessMap,delete this.roughnessMap,this}}class H{constructor(){this.name=s.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS,this.specularGlossinessParams=["color","map","lightMap","lightMapIntensity","aoMap","aoMapIntensity","emissive","emissiveIntensity","emissiveMap","bumpMap","bumpScale","normalMap","normalMapType","displacementMap","displacementScale","displacementBias","specularMap","specular","glossinessMap","glossiness","alphaMap","envMap","envMapIntensity"]}getMaterialType(){return v}extendParams(e,t,s){const n=t.extensions[this.name];e.color=new THREE.Color(1,1,1),e.opacity=1;const r=[];if(Array.isArray(n.diffuseFactor)){const t=n.diffuseFactor;e.color.fromArray(t),e.opacity=t[3]}if(void 0!==n.diffuseTexture&&r.push(s.assignTexture(e,"map",n.diffuseTexture,THREE.sRGBEncoding)),e.emissive=new THREE.Color(0,0,0),e.glossiness=void 0!==n.glossinessFactor?n.glossinessFactor:1,e.specular=new THREE.Color(1,1,1),Array.isArray(n.specularFactor)&&e.specular.fromArray(n.specularFactor),void 0!==n.specularGlossinessTexture){const t=n.specularGlossinessTexture;r.push(s.assignTexture(e,"glossinessMap",t)),r.push(s.assignTexture(e,"specularMap",t,THREE.sRGBEncoding))}return Promise.all(r)}createMaterial(e){const t=new v(e);return t.fog=!0,t.color=e.color,t.map=void 0===e.map?null:e.map,t.lightMap=null,t.lightMapIntensity=1,t.aoMap=void 0===e.aoMap?null:e.aoMap,t.aoMapIntensity=1,t.emissive=e.emissive,t.emissiveIntensity=void 0===e.emissiveIntensity?1:e.emissiveIntensity,t.emissiveMap=void 0===e.emissiveMap?null:e.emissiveMap,t.bumpMap=void 0===e.bumpMap?null:e.bumpMap,t.bumpScale=1,t.normalMap=void 0===e.normalMap?null:e.normalMap,t.normalMapType=THREE.TangentSpaceNormalMap,e.normalScale&&(t.normalScale=e.normalScale),t.displacementMap=null,t.displacementScale=1,t.displacementBias=0,t.specularMap=void 0===e.specularMap?null:e.specularMap,t.specular=e.specular,t.glossinessMap=void 0===e.glossinessMap?null:e.glossinessMap,t.glossiness=e.glossiness,t.alphaMap=null,t.envMap=void 0===e.envMap?null:e.envMap,t.envMapIntensity=1,t}}class _{constructor(){this.name=s.KHR_MESH_QUANTIZATION}}class S extends THREE.Interpolant{constructor(e,t,s,n){super(e,t,s,n)}copySampleValue_(e){const t=this.resultBuffer,s=this.sampleValues,n=this.valueSize,r=e*n*3+n;for(let e=0;e!==n;e++)t[e]=s[r+e];return t}interpolate_(e,t,s,n){const r=this.resultBuffer,i=this.sampleValues,o=this.valueSize,a=2*o,c=3*o,l=n-t,u=(s-t)/l,h=u*u,d=h*u,p=e*c,m=p-c,f=-2*d+3*h,E=d-h,g=1-f,T=E-h+u;for(let e=0;e!==o;e++){const t=i[m+e+o],s=i[m+e+a]*l,n=i[p+e+o],c=i[p+e]*l;r[e]=g*t+T*s+f*n+E*c}return r}}const A=new THREE.Quaternion;class y extends S{interpolate_(e,t,s,n){const r=super.interpolate_(e,t,s,n);return A.fromArray(r).normalize().toArray(r),r}}const L=0,w=1,b=2,I=3,P=4,C=5,O=6,N={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},F={9728:THREE.NearestFilter,9729:THREE.LinearFilter,9984:THREE.NearestMipmapNearestFilter,9985:THREE.LinearMipmapNearestFilter,9986:THREE.NearestMipmapLinearFilter,9987:THREE.LinearMipmapLinearFilter},U={33071:THREE.ClampToEdgeWrapping,33648:THREE.MirroredRepeatWrapping,10497:THREE.RepeatWrapping},k={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},D={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},G={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},B={CUBICSPLINE:void 0,LINEAR:THREE.InterpolateLinear,STEP:THREE.InterpolateDiscrete},K="OPAQUE",j="MASK",V="BLEND";function X(e,t,s){for(const n in s.extensions)void 0===e[n]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[n]=s.extensions[n])}function q(e,t){void 0!==t.extras&&("object"==typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function z(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(let s=0,n=t.weights.length;s<n;s++)e.morphTargetInfluences[s]=t.weights[s];if(t.extras&&Array.isArray(t.extras.targetNames)){const s=t.extras.targetNames;if(e.morphTargetInfluences.length===s.length){e.morphTargetDictionary={};for(let t=0,n=s.length;t<n;t++)e.morphTargetDictionary[s[t]]=t}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function W(e){const t=e.extensions&&e.extensions[s.KHR_DRACO_MESH_COMPRESSION];let n;return n=t?"draco:"+t.bufferView+":"+t.indices+":"+Q(t.attributes):e.indices+":"+Q(e.attributes)+":"+e.mode,n}function Q(e){let t="";const s=Object.keys(e).sort();for(let n=0,r=s.length;n<r;n++)t+=s[n]+":"+e[s[n]]+";";return t}function Y(e){switch(e){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}class J{constructor(e={},s={}){this.json=e,this.extensions={},this.plugins={},this.options=s,this.cache=new t,this.associations=new Map,this.primitiveCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};const n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),r=navigator.userAgent.indexOf("Firefox")>-1,i=r?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1;"undefined"==typeof createImageBitmap||n||r&&i<98?this.textureLoader=new THREE.TextureLoader(this.options.manager):this.textureLoader=new THREE.ImageBitmapLoader(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new THREE.FileLoader(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const s=this,n=this.json,r=this.extensions;this.cache.removeAll(),this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([s.getDependencies("scene"),s.getDependencies("animation"),s.getDependencies("camera")])})).then((function(t){const i={scene:t[0][n.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:n.asset,parser:s,userData:{}};X(r,i,n),q(i,n),Promise.all(s._invokeAll((function(e){return e.afterRoot&&e.afterRoot(i)}))).then((function(){e(i)}))})).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],s=this.json.meshes||[];for(let s=0,n=t.length;s<n;s++){const n=t[s].joints;for(let t=0,s=n.length;t<s;t++)e[n[t]].isBone=!0}for(let t=0,n=e.length;t<n;t++){const n=e[t];void 0!==n.mesh&&(this._addNodeRef(this.meshCache,n.mesh),void 0!==n.skin&&(s[n.mesh].isSkinnedMesh=!0)),void 0!==n.camera&&this._addNodeRef(this.cameraCache,n.camera)}}_addNodeRef(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,s){if(e.refs[t]<=1)return s;const n=s.clone(),r=(e,t)=>{const s=this.associations.get(e);null!=s&&this.associations.set(t,s);for(const[s,n]of e.children.entries())r(n,t.children[s])};return r(s,n),n.name+="_instance_"+e.uses[t]++,n}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let s=0;s<t.length;s++){const n=e(t[s]);if(n)return n}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const s=[];for(let n=0;n<t.length;n++){const r=e(t[n]);r&&s.push(r)}return s}getDependency(e,t){const s=e+":"+t;let n=this.cache.get(s);if(!n){switch(e){case"scene":n=this.loadScene(t);break;case"node":n=this.loadNode(t);break;case"mesh":n=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":n=this.loadAccessor(t);break;case"bufferView":n=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":n=this.loadBuffer(t);break;case"material":n=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":n=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":n=this.loadSkin(t);break;case"animation":n=this._invokeOne((function(e){return e.loadAnimation&&e.loadAnimation(t)}));break;case"camera":n=this.loadCamera(t);break;default:throw new Error("Unknown type: "+e)}this.cache.add(s,n)}return n}getDependencies(e){let t=this.cache.get(e);if(!t){const s=this,n=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(n.map((function(t,n){return s.getDependency(e,n)}))),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[s.KHR_BINARY_GLTF].body);const r=this.options;return new Promise((function(e,s){n.load(THREE.LoaderUtils.resolveURL(t.uri,r.path),e,void 0,(function(){s(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){const s=t.byteLength||0,n=t.byteOffset||0;return e.slice(n,n+s)}))}loadAccessor(e){const t=this,s=this.json,n=this.json.accessors[e];if(void 0===n.bufferView&&void 0===n.sparse)return Promise.resolve(null);const r=[];return void 0!==n.bufferView?r.push(this.getDependency("bufferView",n.bufferView)):r.push(null),void 0!==n.sparse&&(r.push(this.getDependency("bufferView",n.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",n.sparse.values.bufferView))),Promise.all(r).then((function(e){const r=e[0],i=k[n.type],o=N[n.componentType],a=o.BYTES_PER_ELEMENT,c=a*i,l=n.byteOffset||0,u=void 0!==n.bufferView?s.bufferViews[n.bufferView].byteStride:void 0,h=!0===n.normalized;let d,p;if(u&&u!==c){const e=Math.floor(l/u),s="InterleavedBuffer:"+n.bufferView+":"+n.componentType+":"+e+":"+n.count;let c=t.cache.get(s);c||(d=new o(r,e*u,n.count*u/a),c=new THREE.InterleavedBuffer(d,u/a),t.cache.add(s,c)),p=new THREE.InterleavedBufferAttribute(c,i,l%u/a,h)}else d=null===r?new o(n.count*i):new o(r,l,n.count*i),p=new THREE.BufferAttribute(d,i,h);if(void 0!==n.sparse){const t=k.SCALAR,s=N[n.sparse.indices.componentType],a=n.sparse.indices.byteOffset||0,c=n.sparse.values.byteOffset||0,l=new s(e[1],a,n.sparse.count*t),u=new o(e[2],c,n.sparse.count*i);null!==r&&(p=new THREE.BufferAttribute(p.array.slice(),p.itemSize,p.normalized));for(let e=0,t=l.length;e<t;e++){const t=l[e];if(p.setX(t,u[e*i]),i>=2&&p.setY(t,u[e*i+1]),i>=3&&p.setZ(t,u[e*i+2]),i>=4&&p.setW(t,u[e*i+3]),i>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse THREE.BufferAttribute.")}}return p}))}loadTexture(e){const t=this.json,s=this.options,n=t.textures[e].source,r=t.images[n];let i=this.textureLoader;if(r.uri){const e=s.manager.getHandler(r.uri);null!==e&&(i=e)}return this.loadTextureImage(e,n,i)}loadTextureImage(e,t,s){const n=this,r=this.json,i=r.textures[e],o=r.images[t],a=(o.uri||o.bufferView)+":"+i.sampler;if(this.textureCache[a])return this.textureCache[a];const c=this.loadImageSource(t,s).then((function(t){t.flipY=!1,i.name&&(t.name=i.name);const s=(r.samplers||{})[i.sampler]||{};return t.magFilter=F[s.magFilter]||THREE.LinearFilter,t.minFilter=F[s.minFilter]||THREE.LinearMipmapLinearFilter,t.wrapS=U[s.wrapS]||THREE.RepeatWrapping,t.wrapT=U[s.wrapT]||THREE.RepeatWrapping,n.associations.set(t,{textures:e}),t})).catch((function(){return null}));return this.textureCache[a]=c,c}loadImageSource(e,t){const s=this,n=this.json,r=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then((e=>e.clone()));const i=n.images[e],o=self.URL||self.webkitURL;let a=i.uri||"",c=!1;if(void 0!==i.bufferView)a=s.getDependency("bufferView",i.bufferView).then((function(e){c=!0;const t=new Blob([e],{type:i.mimeType});return a=o.createObjectURL(t),a}));else if(void 0===i.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const l=Promise.resolve(a).then((function(e){return new Promise((function(s,n){let i=s;!0===t.isImageBitmapLoader&&(i=function(e){const t=new THREE.Texture(e);t.needsUpdate=!0,s(t)}),t.load(THREE.LoaderUtils.resolveURL(e,r.path),i,void 0,n)}))})).then((function(e){var t;return!0===c&&o.revokeObjectURL(a),e.userData.mimeType=i.mimeType||((t=i.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":"image/png"),e})).catch((function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",a),e}));return this.sourceCache[e]=l,l}assignTexture(e,t,n,r){const i=this;return this.getDependency("texture",n.index).then((function(o){if(void 0===n.texCoord||0==n.texCoord||"aoMap"===t&&1==n.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+n.texCoord+" for texture "+t+" not yet supported."),i.extensions[s.KHR_TEXTURE_TRANSFORM]){const e=void 0!==n.extensions?n.extensions[s.KHR_TEXTURE_TRANSFORM]:void 0;if(e){const t=i.associations.get(o);o=i.extensions[s.KHR_TEXTURE_TRANSFORM].extendTexture(o,e),i.associations.set(o,t)}}return void 0!==r&&(o.encoding=r),e[t]=o,o}))}assignFinalMaterial(e){const t=e.geometry;let s=e.material;const n=void 0===t.attributes.tangent,r=void 0!==t.attributes.color,i=void 0===t.attributes.normal;if(e.isPoints){const e="PointsMaterial:"+s.uuid;let t=this.cache.get(e);t||(t=new THREE.PointsMaterial,THREE.Material.prototype.copy.call(t,s),t.color.copy(s.color),t.map=s.map,t.sizeAttenuation=!1,this.cache.add(e,t)),s=t}else if(e.isLine){const e="LineBasicMaterial:"+s.uuid;let t=this.cache.get(e);t||(t=new THREE.LineBasicMaterial,THREE.Material.prototype.copy.call(t,s),t.color.copy(s.color),this.cache.add(e,t)),s=t}if(n||r||i){let e="ClonedMaterial:"+s.uuid+":";s.isGLTFSpecularGlossinessMaterial&&(e+="specular-glossiness:"),n&&(e+="derivative-tangents:"),r&&(e+="vertex-colors:"),i&&(e+="flat-shading:");let t=this.cache.get(e);t||(t=s.clone(),r&&(t.vertexColors=!0),i&&(t.flatShading=!0),n&&(t.normalScale&&(t.normalScale.y*=-1),t.clearcoatNormalScale&&(t.clearcoatNormalScale.y*=-1)),this.cache.add(e,t),this.associations.set(t,this.associations.get(s))),s=t}s.aoMap&&void 0===t.attributes.uv2&&void 0!==t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv),e.material=s}getMaterialType(){return THREE.MeshStandardMaterial}loadMaterial(e){const t=this,n=this.json,r=this.extensions,i=n.materials[e];let o;const a={},c=i.extensions||{},l=[];if(c[s.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]){const e=r[s.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS];o=e.getMaterialType(),l.push(e.extendParams(a,i,t))}else if(c[s.KHR_MATERIALS_UNLIT]){const e=r[s.KHR_MATERIALS_UNLIT];o=e.getMaterialType(),l.push(e.extendParams(a,i,t))}else{const s=i.pbrMetallicRoughness||{};if(a.color=new THREE.Color(1,1,1),a.opacity=1,Array.isArray(s.baseColorFactor)){const e=s.baseColorFactor;a.color.fromArray(e),a.opacity=e[3]}void 0!==s.baseColorTexture&&l.push(t.assignTexture(a,"map",s.baseColorTexture,THREE.sRGBEncoding)),a.metalness=void 0!==s.metallicFactor?s.metallicFactor:1,a.roughness=void 0!==s.roughnessFactor?s.roughnessFactor:1,void 0!==s.metallicRoughnessTexture&&(l.push(t.assignTexture(a,"metalnessMap",s.metallicRoughnessTexture)),l.push(t.assignTexture(a,"roughnessMap",s.metallicRoughnessTexture))),o=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),l.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,a)}))))}!0===i.doubleSided&&(a.side=THREE.DoubleSide);const u=i.alphaMode||K;if(u===V?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,u===j&&(a.alphaTest=void 0!==i.alphaCutoff?i.alphaCutoff:.5)),void 0!==i.normalTexture&&o!==THREE.MeshBasicMaterial&&(l.push(t.assignTexture(a,"normalMap",i.normalTexture)),a.normalScale=new THREE.Vector2(1,1),void 0!==i.normalTexture.scale)){const e=i.normalTexture.scale;a.normalScale.set(e,e)}return void 0!==i.occlusionTexture&&o!==THREE.MeshBasicMaterial&&(l.push(t.assignTexture(a,"aoMap",i.occlusionTexture)),void 0!==i.occlusionTexture.strength&&(a.aoMapIntensity=i.occlusionTexture.strength)),void 0!==i.emissiveFactor&&o!==THREE.MeshBasicMaterial&&(a.emissive=(new THREE.Color).fromArray(i.emissiveFactor)),void 0!==i.emissiveTexture&&o!==THREE.MeshBasicMaterial&&l.push(t.assignTexture(a,"emissiveMap",i.emissiveTexture,THREE.sRGBEncoding)),Promise.all(l).then((function(){let n;return n=o===v?r[s.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(a):new o(a),i.name&&(n.name=i.name),q(n,i),t.associations.set(n,{materials:e}),i.extensions&&X(r,n,i),n}))}createUniqueName(e){const t=THREE.PropertyBinding.sanitizeNodeName(e||"");let s=t;for(let e=1;this.nodeNamesUsed[s];++e)s=t+"_"+e;return this.nodeNamesUsed[s]=!0,s}loadGeometries(e){const t=this,n=this.extensions,r=this.primitiveCache;function i(e){return n[s.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(s){return $(s,e,t)}))}const o=[];for(let n=0,a=e.length;n<a;n++){const a=e[n],c=W(a),l=r[c];if(l)o.push(l.promise);else{let e;e=a.extensions&&a.extensions[s.KHR_DRACO_MESH_COMPRESSION]?i(a):$(new THREE.BufferGeometry,a,t),r[c]={primitive:a,promise:e},o.push(e)}}return Promise.all(o)}loadMesh(e){const t=this,s=this.json,n=this.extensions,r=s.meshes[e],i=r.primitives,o=[];for(let e=0,t=i.length;e<t;e++){const t=void 0===i[e].material?(void 0===(a=this.cache).DefaultMaterial&&(a.DefaultMaterial=new THREE.MeshStandardMaterial({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:THREE.FrontSide})),a.DefaultMaterial):this.getDependency("material",i[e].material);o.push(t)}var a;return o.push(t.loadGeometries(i)),Promise.all(o).then((function(s){const o=s.slice(0,s.length-1),a=s[s.length-1],c=[];for(let s=0,l=a.length;s<l;s++){const l=a[s],u=i[s];let h;const d=o[s];if(u.mode===P||u.mode===C||u.mode===O||void 0===u.mode)h=!0===r.isSkinnedMesh?new THREE.SkinnedMesh(l,d):new THREE.Mesh(l,d),!0!==h.isSkinnedMesh||h.geometry.attributes.skinWeight.normalized||h.normalizeSkinWeights(),u.mode===C?h.geometry=ee(h.geometry,THREE.TriangleStripDrawMode):u.mode===O&&(h.geometry=ee(h.geometry,THREE.TriangleFanDrawMode));else if(u.mode===w)h=new THREE.LineSegments(l,d);else if(u.mode===I)h=new THREE.Line(l,d);else if(u.mode===b)h=new THREE.LineLoop(l,d);else{if(u.mode!==L)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+u.mode);h=new THREE.Points(l,d)}Object.keys(h.geometry.morphAttributes).length>0&&z(h,r),h.name=t.createUniqueName(r.name||"mesh_"+e),q(h,r),u.extensions&&X(n,h,u),t.assignFinalMaterial(h),c.push(h)}for(let s=0,n=c.length;s<n;s++)t.associations.set(c[s],{meshes:e,primitives:s});if(1===c.length)return c[0];const l=new THREE.Group;t.associations.set(l,{meshes:e});for(let e=0,t=c.length;e<t;e++)l.add(c[e]);return l}))}loadCamera(e){let t;const s=this.json.cameras[e],n=s[s.type];if(n)return"perspective"===s.type?t=new THREE.PerspectiveCamera(THREE.MathUtils.radToDeg(n.yfov),n.aspectRatio||1,n.znear||1,n.zfar||2e6):"orthographic"===s.type&&(t=new THREE.OrthographicCamera(-n.xmag,n.xmag,n.ymag,-n.ymag,n.znear,n.zfar)),s.name&&(t.name=this.createUniqueName(s.name)),q(t,s),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(e){const t=this.json.skins[e],s={joints:t.joints};return void 0===t.inverseBindMatrices?Promise.resolve(s):this.getDependency("accessor",t.inverseBindMatrices).then((function(e){return s.inverseBindMatrices=e,s}))}loadAnimation(e){const t=this.json.animations[e],s=[],n=[],r=[],i=[],o=[];for(let e=0,a=t.channels.length;e<a;e++){const a=t.channels[e],c=t.samplers[a.sampler],l=a.target,u=l.node,h=void 0!==t.parameters?t.parameters[c.input]:c.input,d=void 0!==t.parameters?t.parameters[c.output]:c.output;s.push(this.getDependency("node",u)),n.push(this.getDependency("accessor",h)),r.push(this.getDependency("accessor",d)),i.push(c),o.push(l)}return Promise.all([Promise.all(s),Promise.all(n),Promise.all(r),Promise.all(i),Promise.all(o)]).then((function(s){const n=s[0],r=s[1],i=s[2],o=s[3],a=s[4],c=[];for(let e=0,t=n.length;e<t;e++){const t=n[e],s=r[e],l=i[e],u=o[e],h=a[e];if(void 0===t)continue;let d;switch(t.updateMatrix(),G[h.path]){case G.weights:d=THREE.NumberKeyframeTrack;break;case G.rotation:d=THREE.QuaternionKeyframeTrack;break;case G.position:case G.scale:default:d=THREE.VectorKeyframeTrack}const p=t.name?t.name:t.uuid,m=void 0!==u.interpolation?B[u.interpolation]:THREE.InterpolateLinear,f=[];G[h.path]===G.weights?t.traverse((function(e){e.morphTargetInfluences&&f.push(e.name?e.name:e.uuid)})):f.push(p);let E=l.array;if(l.normalized){const e=Y(E.constructor),t=new Float32Array(E.length);for(let s=0,n=E.length;s<n;s++)t[s]=E[s]*e;E=t}for(let e=0,t=f.length;e<t;e++){const t=new d(f[e]+"."+G[h.path],s.array,E,m);"CUBICSPLINE"===u.interpolation&&(t.createInterpolant=function(e){return new(this instanceof THREE.QuaternionKeyframeTrack?y:S)(this.times,this.values,this.getValueSize()/3,e)},t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0),c.push(t)}}const l=t.name?t.name:"animation_"+e;return new THREE.AnimationClip(l,void 0,c)}))}createNodeMesh(e){const t=this.json,s=this,n=t.nodes[e];return void 0===n.mesh?null:s.getDependency("mesh",n.mesh).then((function(e){const t=s._getNodeRef(s.meshCache,n.mesh,e);return void 0!==n.weights&&t.traverse((function(e){if(e.isMesh)for(let t=0,s=n.weights.length;t<s;t++)e.morphTargetInfluences[t]=n.weights[t]})),t}))}loadNode(e){const t=this.json,s=this.extensions,n=this,r=t.nodes[e],i=r.name?n.createUniqueName(r.name):"";return function(){const t=[],s=n._invokeOne((function(t){return t.createNodeMesh&&t.createNodeMesh(e)}));return s&&t.push(s),void 0!==r.camera&&t.push(n.getDependency("camera",r.camera).then((function(e){return n._getNodeRef(n.cameraCache,r.camera,e)}))),n._invokeAll((function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)})).forEach((function(e){t.push(e)})),Promise.all(t)}().then((function(t){let o;if(o=!0===r.isBone?new THREE.Bone:t.length>1?new THREE.Group:1===t.length?t[0]:new THREE.Object3D,o!==t[0])for(let e=0,s=t.length;e<s;e++)o.add(t[e]);if(r.name&&(o.userData.name=r.name,o.name=i),q(o,r),r.extensions&&X(s,o,r),void 0!==r.matrix){const e=new THREE.Matrix4;e.fromArray(r.matrix),o.applyMatrix4(e)}else void 0!==r.translation&&o.position.fromArray(r.translation),void 0!==r.rotation&&o.quaternion.fromArray(r.rotation),void 0!==r.scale&&o.scale.fromArray(r.scale);return n.associations.has(o)||n.associations.set(o,{}),n.associations.get(o).nodes=e,o}))}loadScene(e){const 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/*! howler.js v2.2.3 | (c) 2013-2020, James Simpson of GoldFire Studios | MIT License | howlerjs.com */
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t=0;t<o._howls.length;t++)if(!o._howls[t]._webAudio)for(var r=o._howls[t]._getSoundIds(),a=0;a<r.length;a++){var u=o._howls[t]._soundById(r[a]);u&&u._node&&(u._node.muted=!!e||u._muted)}return o},stop:function(){for(var e=this||n,o=0;o<e._howls.length;o++)e._howls[o].stop();return e},unload:function(){for(var e=this||n,o=e._howls.length-1;o>=0;o--)e._howls[o].unload();return e.usingWebAudio&&e.ctx&&void 0!==e.ctx.close&&(e.ctx.close(),e.ctx=null,_()),e},codecs:function(e){return(this||n)._codecs[e.replace(/^x-/,"")]},_setup:function(){var e=this||n;if(e.state=e.ctx?e.ctx.state||"suspended":"suspended",e._autoSuspend(),!e.usingWebAudio)if("undefined"!=typeof Audio)try{var o=new Audio;void 0===o.oncanplaythrough&&(e._canPlayEvent="canplay")}catch(n){e.noAudio=!0}else e.noAudio=!0;try{var o=new Audio;o.muted&&(e.noAudio=!0)}catch(e){}return e.noAudio||e._setupCodecs(),e},_setupCodecs:function(){var e=this||n,o=null;try{o="undefined"!=typeof Audio?new Audio:null}catch(n){return e}if(!o||"function"!=typeof o.canPlayType)return e;var t=o.canPlayType("audio/mpeg;").replace(/^no$/,""),r=e._navigator?e._navigator.userAgent:"",a=r.match(/OPR\/([0-6].)/g),u=a&&parseInt(a[0].split("/")[1],10)<33,d=-1!==r.indexOf("Safari")&&-1===r.indexOf("Chrome"),i=r.match(/Version\/(.*?) /),_=d&&i&&parseInt(i[1],10)<15;return e._codecs={mp3:!(u||!t&&!o.canPlayType("audio/mp3;").replace(/^no$/,"")),mpeg:!!t,opus:!!o.canPlayType('audio/ogg; codecs="opus"').replace(/^no$/,""),ogg:!!o.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,""),oga:!!o.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,""),wav:!!(o.canPlayType('audio/wav; 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e=this||n;if(!e._audioUnlocked&&e.ctx){e._audioUnlocked=!1,e.autoUnlock=!1,e._mobileUnloaded||44100===e.ctx.sampleRate||(e._mobileUnloaded=!0,e.unload()),e._scratchBuffer=e.ctx.createBuffer(1,1,22050);var o=function(n){for(;e._html5AudioPool.length<e.html5PoolSize;)try{var t=new Audio;t._unlocked=!0,e._releaseHtml5Audio(t)}catch(n){e.noAudio=!0;break}for(var r=0;r<e._howls.length;r++)if(!e._howls[r]._webAudio)for(var a=e._howls[r]._getSoundIds(),u=0;u<a.length;u++){var d=e._howls[r]._soundById(a[u]);d&&d._node&&!d._node._unlocked&&(d._node._unlocked=!0,d._node.load())}e._autoResume();var i=e.ctx.createBufferSource();i.buffer=e._scratchBuffer,i.connect(e.ctx.destination),void 0===i.start?i.noteOn(0):i.start(0),"function"==typeof e.ctx.resume&&e.ctx.resume(),i.onended=function(){i.disconnect(0),e._audioUnlocked=!0,document.removeEventListener("touchstart",o,!0),document.removeEventListener("touchend",o,!0),document.removeEventListener("click",o,!0),document.removeEventListener("keydown",o,!0);for(var n=0;n<e._howls.length;n++)e._howls[n]._emit("unlock")}};return document.addEventListener("touchstart",o,!0),document.addEventListener("touchend",o,!0),document.addEventListener("click",o,!0),document.addEventListener("keydown",o,!0),e}},_obtainHtml5Audio:function(){var e=this||n;if(e._html5AudioPool.length)return e._html5AudioPool.pop();var o=(new Audio).play();return o&&"undefined"!=typeof Promise&&(o instanceof Promise||"function"==typeof o.then)&&o.catch(function(){console.warn("HTML5 Audio pool exhausted, returning potentially locked audio object.")}),new Audio},_releaseHtml5Audio:function(e){var o=this||n;return e._unlocked&&o._html5AudioPool.push(e),o},_autoSuspend:function(){var e=this;if(e.autoSuspend&&e.ctx&&void 0!==e.ctx.suspend&&n.usingWebAudio){for(var o=0;o<e._howls.length;o++)if(e._howls[o]._webAudio)for(var t=0;t<e._howls[o]._sounds.length;t++)if(!e._howls[o]._sounds[t]._paused)return e;return e._suspendTimer&&clearTimeout(e._suspendTimer),e._suspendTimer=setTimeout(function(){if(e.autoSuspend){e._suspendTimer=null,e.state="suspending";var n=function(){e.state="suspended",e._resumeAfterSuspend&&(delete e._resumeAfterSuspend,e._autoResume())};e.ctx.suspend().then(n,n)}},3e4),e}},_autoResume:function(){var e=this;if(e.ctx&&void 0!==e.ctx.resume&&n.usingWebAudio)return"running"===e.state&&"interrupted"!==e.ctx.state&&e._suspendTimer?(clearTimeout(e._suspendTimer),e._suspendTimer=null):"suspended"===e.state||"running"===e.state&&"interrupted"===e.ctx.state?(e.ctx.resume().then(function(){e.state="running";for(var n=0;n<e._howls.length;n++)e._howls[n]._emit("resume")}),e._suspendTimer&&(clearTimeout(e._suspendTimer),e._suspendTimer=null)):"suspending"===e.state&&(e._resumeAfterSuspend=!0),e}};var n=new e,o=function(e){var n=this;if(!e.src||0===e.src.length)return void console.error("An array of source files must be passed with any new Howl.");n.init(e)};o.prototype={init:function(e){var o=this;return n.ctx||_(),o._autoplay=e.autoplay||!1,o._format="string"!=typeof e.format?e.format:[e.format],o._html5=e.html5||!1,o._muted=e.mute||!1,o._loop=e.loop||!1,o._pool=e.pool||5,o._preload="boolean"!=typeof e.preload&&"metadata"!==e.preload||e.preload,o._rate=e.rate||1,o._sprite=e.sprite||{},o._src="string"!=typeof e.src?e.src:[e.src],o._volume=void 0!==e.volume?e.volume:1,o._xhr={method:e.xhr&&e.xhr.method?e.xhr.method:"GET",headers:e.xhr&&e.xhr.headers?e.xhr.headers:null,withCredentials:!(!e.xhr||!e.xhr.withCredentials)&&e.xhr.withCredentials},o._duration=0,o._state="unloaded",o._sounds=[],o._endTimers={},o._queue=[],o._playLock=!1,o._onend=e.onend?[{fn:e.onend}]:[],o._onfade=e.onfade?[{fn:e.onfade}]:[],o._onload=e.onload?[{fn:e.onload}]:[],o._onloaderror=e.onloaderror?[{fn:e.onloaderror}]:[],o._onplayerror=e.onplayerror?[{fn:e.onplayerror}]:[],o._onpause=e.onpause?[{fn:e.onpause}]:[],o._onplay=e.onplay?[{fn:e.onplay}]:[],o._onstop=e.onstop?[{fn:e.onstop}]:[],o._onmute=e.onmute?[{fn:e.onmute}]:[],o._onvolume=e.onvolume?[{fn:e.onvolume}]:[],o._onrate=e.onrate?[{fn:e.onrate}]:[],o._onseek=e.onseek?[{fn:e.onseek}]:[],o._onunlock=e.onunlock?[{fn:e.onunlock}]:[],o._onresume=[],o._webAudio=n.usingWebAudio&&!o._html5,void 0!==n.ctx&&n.ctx&&n.autoUnlock&&n._unlockAudio(),n._howls.push(o),o._autoplay&&o._queue.push({event:"play",action:function(){o.play()}}),o._preload&&"none"!==o._preload&&o.load(),o},load:function(){var e=this,o=null;if(n.noAudio)return void e._emit("loaderror",null,"No audio support.");"string"==typeof e._src&&(e._src=[e._src]);for(var r=0;r<e._src.length;r++){var u,d;if(e._format&&e._format[r])u=e._format[r];else{if("string"!=typeof(d=e._src[r])){e._emit("loaderror",null,"Non-string found in selected audio sources - ignoring.");continue}u=/^data:audio\/([^;,]+);/i.exec(d),u||(u=/\.([^.]+)$/.exec(d.split("?",1)[0])),u&&(u=u[1].toLowerCase())}if(u||console.warn('No file extension was found. Consider using the "format" property or specify an extension.'),u&&n.codecs(u)){o=e._src[r];break}}return o?(e._src=o,e._state="loading","https:"===window.location.protocol&&"http:"===o.slice(0,5)&&(e._html5=!0,e._webAudio=!1),new t(e),e._webAudio&&a(e),e):void e._emit("loaderror",null,"No codec support for selected audio sources.")},play:function(e,o){var t=this,r=null;if("number"==typeof e)r=e,e=null;else{if("string"==typeof e&&"loaded"===t._state&&!t._sprite[e])return null;if(void 0===e&&(e="__default",!t._playLock)){for(var a=0,u=0;u<t._sounds.length;u++)t._sounds[u]._paused&&!t._sounds[u]._ended&&(a++,r=t._sounds[u]._id);1===a?e=null:r=null}}var d=r?t._soundById(r):t._inactiveSound();if(!d)return null;if(r&&!e&&(e=d._sprite||"__default"),"loaded"!==t._state){d._sprite=e,d._ended=!1;var i=d._id;return t._queue.push({event:"play",action:function(){t.play(i)}}),i}if(r&&!d._paused)return o||t._loadQueue("play"),d._id;t._webAudio&&n._autoResume();var _=Math.max(0,d._seek>0?d._seek:t._sprite[e][0]/1e3),s=Math.max(0,(t._sprite[e][0]+t._sprite[e][1])/1e3-_),l=1e3*s/Math.abs(d._rate),c=t._sprite[e][0]/1e3,f=(t._sprite[e][0]+t._sprite[e][1])/1e3;d._sprite=e,d._ended=!1;var p=function(){d._paused=!1,d._seek=_,d._start=c,d._stop=f,d._loop=!(!d._loop&&!t._sprite[e][2])};if(_>=f)return void t._ended(d);var m=d._node;if(t._webAudio){var v=function(){t._playLock=!1,p(),t._refreshBuffer(d);var e=d._muted||t._muted?0:d._volume;m.gain.setValueAtTime(e,n.ctx.currentTime),d._playStart=n.ctx.currentTime,void 0===m.bufferSource.start?d._loop?m.bufferSource.noteGrainOn(0,_,86400):m.bufferSource.noteGrainOn(0,_,s):d._loop?m.bufferSource.start(0,_,86400):m.bufferSource.start(0,_,s),l!==1/0&&(t._endTimers[d._id]=setTimeout(t._ended.bind(t,d),l)),o||setTimeout(function(){t._emit("play",d._id),t._loadQueue()},0)};"running"===n.state&&"interrupted"!==n.ctx.state?v():(t._playLock=!0,t.once("resume",v),t._clearTimer(d._id))}else{var h=function(){m.currentTime=_,m.muted=d._muted||t._muted||n._muted||m.muted,m.volume=d._volume*n.volume(),m.playbackRate=d._rate;try{var r=m.play();if(r&&"undefined"!=typeof Promise&&(r instanceof Promise||"function"==typeof r.then)?(t._playLock=!0,p(),r.then(function(){t._playLock=!1,m._unlocked=!0,o?t._loadQueue():t._emit("play",d._id)}).catch(function(){t._playLock=!1,t._emit("playerror",d._id,"Playback was unable to start. This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction."),d._ended=!0,d._paused=!0})):o||(t._playLock=!1,p(),t._emit("play",d._id)),m.playbackRate=d._rate,m.paused)return void t._emit("playerror",d._id,"Playback was unable to start. This is most commonly an issue on mobile devices and Chrome where playback was not within a user interaction.");"__default"!==e||d._loop?t._endTimers[d._id]=setTimeout(t._ended.bind(t,d),l):(t._endTimers[d._id]=function(){t._ended(d),m.removeEventListener("ended",t._endTimers[d._id],!1)},m.addEventListener("ended",t._endTimers[d._id],!1))}catch(e){t._emit("playerror",d._id,e)}};"data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA"===m.src&&(m.src=t._src,m.load());var y=window&&window.ejecta||!m.readyState&&n._navigator.isCocoonJS;if(m.readyState>=3||y)h();else{t._playLock=!0,t._state="loading";var g=function(){t._state="loaded",h(),m.removeEventListener(n._canPlayEvent,g,!1)};m.addEventListener(n._canPlayEvent,g,!1),t._clearTimer(d._id)}}return d._id},pause:function(e){var n=this;if("loaded"!==n._state||n._playLock)return n._queue.push({event:"pause",action:function(){n.pause(e)}}),n;for(var o=n._getSoundIds(e),t=0;t<o.length;t++){n._clearTimer(o[t]);var r=n._soundById(o[t]);if(r&&!r._paused&&(r._seek=n.seek(o[t]),r._rateSeek=0,r._paused=!0,n._stopFade(o[t]),r._node))if(n._webAudio){if(!r._node.bufferSource)continue;void 0===r._node.bufferSource.stop?r._node.bufferSource.noteOff(0):r._node.bufferSource.stop(0),n._cleanBuffer(r._node)}else isNaN(r._node.duration)&&r._node.duration!==1/0||r._node.pause();arguments[1]||n._emit("pause",r?r._id:null)}return n},stop:function(e,n){var o=this;if("loaded"!==o._state||o._playLock)return o._queue.push({event:"stop",action:function(){o.stop(e)}}),o;for(var t=o._getSoundIds(e),r=0;r<t.length;r++){o._clearTimer(t[r]);var a=o._soundById(t[r]);a&&(a._seek=a._start||0,a._rateSeek=0,a._paused=!0,a._ended=!0,o._stopFade(t[r]),a._node&&(o._webAudio?a._node.bufferSource&&(void 0===a._node.bufferSource.stop?a._node.bufferSource.noteOff(0):a._node.bufferSource.stop(0),o._cleanBuffer(a._node)):isNaN(a._node.duration)&&a._node.duration!==1/0||(a._node.currentTime=a._start||0,a._node.pause(),a._node.duration===1/0&&o._clearSound(a._node))),n||o._emit("stop",a._id))}return o},mute:function(e,o){var t=this;if("loaded"!==t._state||t._playLock)return t._queue.push({event:"mute",action:function(){t.mute(e,o)}}),t;if(void 0===o){if("boolean"!=typeof e)return t._muted;t._muted=e}for(var r=t._getSoundIds(o),a=0;a<r.length;a++){var u=t._soundById(r[a]);u&&(u._muted=e,u._interval&&t._stopFade(u._id),t._webAudio&&u._node?u._node.gain.setValueAtTime(e?0:u._volume,n.ctx.currentTime):u._node&&(u._node.muted=!!n._muted||e),t._emit("mute",u._id))}return t},volume:function(){var e,o,t=this,r=arguments;if(0===r.length)return t._volume;if(1===r.length||2===r.length&&void 0===r[1]){t._getSoundIds().indexOf(r[0])>=0?o=parseInt(r[0],10):e=parseFloat(r[0])}else r.length>=2&&(e=parseFloat(r[0]),o=parseInt(r[1],10));var a;if(!(void 0!==e&&e>=0&&e<=1))return a=o?t._soundById(o):t._sounds[0],a?a._volume:0;if("loaded"!==t._state||t._playLock)return t._queue.push({event:"volume",action:function(){t.volume.apply(t,r)}}),t;void 0===o&&(t._volume=e),o=t._getSoundIds(o);for(var u=0;u<o.length;u++)(a=t._soundById(o[u]))&&(a._volume=e,r[2]||t._stopFade(o[u]),t._webAudio&&a._node&&!a._muted?a._node.gain.setValueAtTime(e,n.ctx.currentTime):a._node&&!a._muted&&(a._node.volume=e*n.volume()),t._emit("volume",a._id));return t},fade:function(e,o,t,r){var a=this;if("loaded"!==a._state||a._playLock)return a._queue.push({event:"fade",action:function(){a.fade(e,o,t,r)}}),a;e=Math.min(Math.max(0,parseFloat(e)),1),o=Math.min(Math.max(0,parseFloat(o)),1),t=parseFloat(t),a.volume(e,r);for(var u=a._getSoundIds(r),d=0;d<u.length;d++){var i=a._soundById(u[d]);if(i){if(r||a._stopFade(u[d]),a._webAudio&&!i._muted){var _=n.ctx.currentTime,s=_+t/1e3;i._volume=e,i._node.gain.setValueAtTime(e,_),i._node.gain.linearRampToValueAtTime(o,s)}a._startFadeInterval(i,e,o,t,u[d],void 0===r)}}return a},_startFadeInterval:function(e,n,o,t,r,a){var u=this,d=n,i=o-n,_=Math.abs(i/.01),s=Math.max(4,_>0?t/_:t),l=Date.now();e._fadeTo=o,e._interval=setInterval(function(){var r=(Date.now()-l)/t;l=Date.now(),d+=i*r,d=Math.round(100*d)/100,d=i<0?Math.max(o,d):Math.min(o,d),u._webAudio?e._volume=d:u.volume(d,e._id,!0),a&&(u._volume=d),(o<n&&d<=o||o>n&&d>=o)&&(clearInterval(e._interval),e._interval=null,e._fadeTo=null,u.volume(o,e._id),u._emit("fade",e._id))},s)},_stopFade:function(e){var o=this,t=o._soundById(e);return t&&t._interval&&(o._webAudio&&t._node.gain.cancelScheduledValues(n.ctx.currentTime),clearInterval(t._interval),t._interval=null,o.volume(t._fadeTo,e),t._fadeTo=null,o._emit("fade",e)),o},loop:function(){var e,n,o,t=this,r=arguments;if(0===r.length)return t._loop;if(1===r.length){if("boolean"!=typeof r[0])return!!(o=t._soundById(parseInt(r[0],10)))&&o._loop;e=r[0],t._loop=e}else 2===r.length&&(e=r[0],n=parseInt(r[1],10));for(var a=t._getSoundIds(n),u=0;u<a.length;u++)(o=t._soundById(a[u]))&&(o._loop=e,t._webAudio&&o._node&&o._node.bufferSource&&(o._node.bufferSource.loop=e,e&&(o._node.bufferSource.loopStart=o._start||0,o._node.bufferSource.loopEnd=o._stop,t.playing(a[u])&&(t.pause(a[u],!0),t.play(a[u],!0)))));return t},rate:function(){var e,o,t=this,r=arguments;if(0===r.length)o=t._sounds[0]._id;else if(1===r.length){var a=t._getSoundIds(),u=a.indexOf(r[0]);u>=0?o=parseInt(r[0],10):e=parseFloat(r[0])}else 2===r.length&&(e=parseFloat(r[0]),o=parseInt(r[1],10));var d;if("number"!=typeof e)return d=t._soundById(o),d?d._rate:t._rate;if("loaded"!==t._state||t._playLock)return t._queue.push({event:"rate",action:function(){t.rate.apply(t,r)}}),t;void 0===o&&(t._rate=e),o=t._getSoundIds(o);for(var i=0;i<o.length;i++)if(d=t._soundById(o[i])){t.playing(o[i])&&(d._rateSeek=t.seek(o[i]),d._playStart=t._webAudio?n.ctx.currentTime:d._playStart),d._rate=e,t._webAudio&&d._node&&d._node.bufferSource?d._node.bufferSource.playbackRate.setValueAtTime(e,n.ctx.currentTime):d._node&&(d._node.playbackRate=e);var _=t.seek(o[i]),s=(t._sprite[d._sprite][0]+t._sprite[d._sprite][1])/1e3-_,l=1e3*s/Math.abs(d._rate);!t._endTimers[o[i]]&&d._paused||(t._clearTimer(o[i]),t._endTimers[o[i]]=setTimeout(t._ended.bind(t,d),l)),t._emit("rate",d._id)}return t},seek:function(){var e,o,t=this,r=arguments;if(0===r.length)t._sounds.length&&(o=t._sounds[0]._id);else if(1===r.length){var a=t._getSoundIds(),u=a.indexOf(r[0]);u>=0?o=parseInt(r[0],10):t._sounds.length&&(o=t._sounds[0]._id,e=parseFloat(r[0]))}else 2===r.length&&(e=parseFloat(r[0]),o=parseInt(r[1],10));if(void 0===o)return 0;if("number"==typeof e&&("loaded"!==t._state||t._playLock))return t._queue.push({event:"seek",action:function(){t.seek.apply(t,r)}}),t;var d=t._soundById(o);if(d){if(!("number"==typeof e&&e>=0)){if(t._webAudio){var i=t.playing(o)?n.ctx.currentTime-d._playStart:0,_=d._rateSeek?d._rateSeek-d._seek:0;return d._seek+(_+i*Math.abs(d._rate))}return d._node.currentTime}var s=t.playing(o);s&&t.pause(o,!0),d._seek=e,d._ended=!1,t._clearTimer(o),t._webAudio||!d._node||isNaN(d._node.duration)||(d._node.currentTime=e);var l=function(){s&&t.play(o,!0),t._emit("seek",o)};if(s&&!t._webAudio){var c=function(){t._playLock?setTimeout(c,0):l()};setTimeout(c,0)}else l()}return t},playing:function(e){var n=this;if("number"==typeof e){var o=n._soundById(e);return!!o&&!o._paused}for(var t=0;t<n._sounds.length;t++)if(!n._sounds[t]._paused)return!0;return!1},duration:function(e){var n=this,o=n._duration,t=n._soundById(e);return t&&(o=n._sprite[t._sprite][1]/1e3),o},state:function(){return this._state},unload:function(){for(var e=this,o=e._sounds,t=0;t<o.length;t++)o[t]._paused||e.stop(o[t]._id),e._webAudio||(e._clearSound(o[t]._node),o[t]._node.removeEventListener("error",o[t]._errorFn,!1),o[t]._node.removeEventListener(n._canPlayEvent,o[t]._loadFn,!1),o[t]._node.removeEventListener("ended",o[t]._endFn,!1),n._releaseHtml5Audio(o[t]._node)),delete o[t]._node,e._clearTimer(o[t]._id);var a=n._howls.indexOf(e);a>=0&&n._howls.splice(a,1);var u=!0;for(t=0;t<n._howls.length;t++)if(n._howls[t]._src===e._src||e._src.indexOf(n._howls[t]._src)>=0){u=!1;break}return r&&u&&delete r[e._src],n.noAudio=!1,e._state="unloaded",e._sounds=[],e=null,null},on:function(e,n,o,t){var r=this,a=r["_on"+e];return"function"==typeof n&&a.push(t?{id:o,fn:n,once:t}:{id:o,fn:n}),r},off:function(e,n,o){var t=this,r=t["_on"+e],a=0;if("number"==typeof n&&(o=n,n=null),n||o)for(a=0;a<r.length;a++){var u=o===r[a].id;if(n===r[a].fn&&u||!n&&u){r.splice(a,1);break}}else if(e)t["_on"+e]=[];else{var d=Object.keys(t);for(a=0;a<d.length;a++)0===d[a].indexOf("_on")&&Array.isArray(t[d[a]])&&(t[d[a]]=[])}return t},once:function(e,n,o){var t=this;return t.on(e,n,o,1),t},_emit:function(e,n,o){for(var t=this,r=t["_on"+e],a=r.length-1;a>=0;a--)r[a].id&&r[a].id!==n&&"load"!==e||(setTimeout(function(e){e.call(this,n,o)}.bind(t,r[a].fn),0),r[a].once&&t.off(e,r[a].fn,r[a].id));return t._loadQueue(e),t},_loadQueue:function(e){var n=this;if(n._queue.length>0){var o=n._queue[0];o.event===e&&(n._queue.shift(),n._loadQueue()),e||o.action()}return n},_ended:function(e){var o=this,t=e._sprite;if(!o._webAudio&&e._node&&!e._node.paused&&!e._node.ended&&e._node.currentTime<e._stop)return setTimeout(o._ended.bind(o,e),100),o;var r=!(!e._loop&&!o._sprite[t][2]);if(o._emit("end",e._id),!o._webAudio&&r&&o.stop(e._id,!0).play(e._id),o._webAudio&&r){o._emit("play",e._id),e._seek=e._start||0,e._rateSeek=0,e._playStart=n.ctx.currentTime;var a=1e3*(e._stop-e._start)/Math.abs(e._rate);o._endTimers[e._id]=setTimeout(o._ended.bind(o,e),a)}return o._webAudio&&!r&&(e._paused=!0,e._ended=!0,e._seek=e._start||0,e._rateSeek=0,o._clearTimer(e._id),o._cleanBuffer(e._node),n._autoSuspend()),o._webAudio||r||o.stop(e._id,!0),o},_clearTimer:function(e){var n=this;if(n._endTimers[e]){if("function"!=typeof n._endTimers[e])clearTimeout(n._endTimers[e]);else{var o=n._soundById(e);o&&o._node&&o._node.removeEventListener("ended",n._endTimers[e],!1)}delete n._endTimers[e]}return n},_soundById:function(e){for(var n=this,o=0;o<n._sounds.length;o++)if(e===n._sounds[o]._id)return n._sounds[o];return null},_inactiveSound:function(){var e=this;e._drain();for(var n=0;n<e._sounds.length;n++)if(e._sounds[n]._ended)return e._sounds[n].reset();return new t(e)},_drain:function(){var e=this,n=e._pool,o=0,t=0;if(!(e._sounds.length<n)){for(t=0;t<e._sounds.length;t++)e._sounds[t]._ended&&o++;for(t=e._sounds.length-1;t>=0;t--){if(o<=n)return;e._sounds[t]._ended&&(e._webAudio&&e._sounds[t]._node&&e._sounds[t]._node.disconnect(0),e._sounds.splice(t,1),o--)}}},_getSoundIds:function(e){var n=this;if(void 0===e){for(var o=[],t=0;t<n._sounds.length;t++)o.push(n._sounds[t]._id);return o}return[e]},_refreshBuffer:function(e){var o=this;return e._node.bufferSource=n.ctx.createBufferSource(),e._node.bufferSource.buffer=r[o._src],e._panner?e._node.bufferSource.connect(e._panner):e._node.bufferSource.connect(e._node),e._node.bufferSource.loop=e._loop,e._loop&&(e._node.bufferSource.loopStart=e._start||0,e._node.bufferSource.loopEnd=e._stop||0),e._node.bufferSource.playbackRate.setValueAtTime(e._rate,n.ctx.currentTime),o},_cleanBuffer:function(e){var o=this,t=n._navigator&&n._navigator.vendor.indexOf("Apple")>=0;if(n._scratchBuffer&&e.bufferSource&&(e.bufferSource.onended=null,e.bufferSource.disconnect(0),t))try{e.bufferSource.buffer=n._scratchBuffer}catch(e){}return e.bufferSource=null,o},_clearSound:function(e){/MSIE |Trident\//.test(n._navigator&&n._navigator.userAgent)||(e.src="data:audio/wav;base64,UklGRigAAABXQVZFZm10IBIAAAABAAEARKwAAIhYAQACABAAAABkYXRhAgAAAAEA")}};var t=function(e){this._parent=e,this.init()};t.prototype={init:function(){var e=this,o=e._parent;return e._muted=o._muted,e._loop=o._loop,e._volume=o._volume,e._rate=o._rate,e._seek=0,e._paused=!0,e._ended=!0,e._sprite="__default",e._id=++n._counter,o._sounds.push(e),e.create(),e},create:function(){var e=this,o=e._parent,t=n._muted||e._muted||e._parent._muted?0:e._volume;return o._webAudio?(e._node=void 0===n.ctx.createGain?n.ctx.createGainNode():n.ctx.createGain(),e._node.gain.setValueAtTime(t,n.ctx.currentTime),e._node.paused=!0,e._node.connect(n.masterGain)):n.noAudio||(e._node=n._obtainHtml5Audio(),e._errorFn=e._errorListener.bind(e),e._node.addEventListener("error",e._errorFn,!1),e._loadFn=e._loadListener.bind(e),e._node.addEventListener(n._canPlayEvent,e._loadFn,!1),e._endFn=e._endListener.bind(e),e._node.addEventListener("ended",e._endFn,!1),e._node.src=o._src,e._node.preload=!0===o._preload?"auto":o._preload,e._node.volume=t*n.volume(),e._node.load()),e},reset:function(){var e=this,o=e._parent;return e._muted=o._muted,e._loop=o._loop,e._volume=o._volume,e._rate=o._rate,e._seek=0,e._rateSeek=0,e._paused=!0,e._ended=!0,e._sprite="__default",e._id=++n._counter,e},_errorListener:function(){var e=this;e._parent._emit("loaderror",e._id,e._node.error?e._node.error.code:0),e._node.removeEventListener("error",e._errorFn,!1)},_loadListener:function(){var e=this,o=e._parent;o._duration=Math.ceil(10*e._node.duration)/10,0===Object.keys(o._sprite).length&&(o._sprite={__default:[0,1e3*o._duration]}),"loaded"!==o._state&&(o._state="loaded",o._emit("load"),o._loadQueue()),e._node.removeEventListener(n._canPlayEvent,e._loadFn,!1)},_endListener:function(){var e=this,n=e._parent;n._duration===1/0&&(n._duration=Math.ceil(10*e._node.duration)/10,n._sprite.__default[1]===1/0&&(n._sprite.__default[1]=1e3*n._duration),n._ended(e)),e._node.removeEventListener("ended",e._endFn,!1)}};var r={},a=function(e){var n=e._src;if(r[n])return e._duration=r[n].duration,void i(e);if(/^data:[^;]+;base64,/.test(n)){for(var o=atob(n.split(",")[1]),t=new Uint8Array(o.length),a=0;a<o.length;++a)t[a]=o.charCodeAt(a);d(t.buffer,e)}else{var _=new XMLHttpRequest;_.open(e._xhr.method,n,!0),_.withCredentials=e._xhr.withCredentials,_.responseType="arraybuffer",e._xhr.headers&&Object.keys(e._xhr.headers).forEach(function(n){_.setRequestHeader(n,e._xhr.headers[n])}),_.onload=function(){var n=(_.status+"")[0];if("0"!==n&&"2"!==n&&"3"!==n)return void e._emit("loaderror",null,"Failed loading audio file with status: "+_.status+".");d(_.response,e)},_.onerror=function(){e._webAudio&&(e._html5=!0,e._webAudio=!1,e._sounds=[],delete r[n],e.load())},u(_)}},u=function(e){try{e.send()}catch(n){e.onerror()}},d=function(e,o){var t=function(){o._emit("loaderror",null,"Decoding audio data failed.")},a=function(e){e&&o._sounds.length>0?(r[o._src]=e,i(o,e)):t()};"undefined"!=typeof Promise&&1===n.ctx.decodeAudioData.length?n.ctx.decodeAudioData(e).then(a).catch(t):n.ctx.decodeAudioData(e,a,t)},i=function(e,n){n&&!e._duration&&(e._duration=n.duration),0===Object.keys(e._sprite).length&&(e._sprite={__default:[0,1e3*e._duration]}),"loaded"!==e._state&&(e._state="loaded",e._emit("load"),e._loadQueue())},_=function(){if(n.usingWebAudio){try{"undefined"!=typeof AudioContext?n.ctx=new AudioContext:"undefined"!=typeof webkitAudioContext?n.ctx=new webkitAudioContext:n.usingWebAudio=!1}catch(e){n.usingWebAudio=!1}n.ctx||(n.usingWebAudio=!1);var e=/iP(hone|od|ad)/.test(n._navigator&&n._navigator.platform),o=n._navigator&&n._navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/),t=o?parseInt(o[1],10):null;if(e&&t&&t<9){var r=/safari/.test(n._navigator&&n._navigator.userAgent.toLowerCase());n._navigator&&!r&&(n.usingWebAudio=!1)}n.usingWebAudio&&(n.masterGain=void 0===n.ctx.createGain?n.ctx.createGainNode():n.ctx.createGain(),n.masterGain.gain.setValueAtTime(n._muted?0:n._volume,n.ctx.currentTime),n.masterGain.connect(n.ctx.destination)),n._setup()}};"function"==typeof define&&define.amd&&define([],function(){return{Howler:n,Howl:o}}),"undefined"!=typeof exports&&(exports.Howler=n,exports.Howl=o),"undefined"!=typeof global?(global.HowlerGlobal=e,global.Howler=n,global.Howl=o,global.Sound=t):"undefined"!=typeof window&&(window.HowlerGlobal=e,window.Howler=n,window.Howl=o,window.Sound=t)}();
/*! Spatial Plugin */
!function(){"use strict";HowlerGlobal.prototype._pos=[0,0,0],HowlerGlobal.prototype._orientation=[0,0,-1,0,1,0],HowlerGlobal.prototype.stereo=function(e){var n=this;if(!n.ctx||!n.ctx.listener)return n;for(var t=n._howls.length-1;t>=0;t--)n._howls[t].stereo(e);return n},HowlerGlobal.prototype.pos=function(e,n,t){var r=this;return r.ctx&&r.ctx.listener?(n="number"!=typeof n?r._pos[1]:n,t="number"!=typeof t?r._pos[2]:t,"number"!=typeof e?r._pos:(r._pos=[e,n,t],void 0!==r.ctx.listener.positionX?(r.ctx.listener.positionX.setTargetAtTime(r._pos[0],Howler.ctx.currentTime,.1),r.ctx.listener.positionY.setTargetAtTime(r._pos[1],Howler.ctx.currentTime,.1),r.ctx.listener.positionZ.setTargetAtTime(r._pos[2],Howler.ctx.currentTime,.1)):r.ctx.listener.setPosition(r._pos[0],r._pos[1],r._pos[2]),r)):r},HowlerGlobal.prototype.orientation=function(e,n,t,r,o,i){var a=this;if(!a.ctx||!a.ctx.listener)return a;var s=a._orientation;return n="number"!=typeof n?s[1]:n,t="number"!=typeof t?s[2]:t,r="number"!=typeof r?s[3]:r,o="number"!=typeof o?s[4]:o,i="number"!=typeof i?s[5]:i,"number"!=typeof e?s:(a._orientation=[e,n,t,r,o,i],void 0!==a.ctx.listener.forwardX?(a.ctx.listener.forwardX.setTargetAtTime(e,Howler.ctx.currentTime,.1),a.ctx.listener.forwardY.setTargetAtTime(n,Howler.ctx.currentTime,.1),a.ctx.listener.forwardZ.setTargetAtTime(t,Howler.ctx.currentTime,.1),a.ctx.listener.upX.setTargetAtTime(r,Howler.ctx.currentTime,.1),a.ctx.listener.upY.setTargetAtTime(o,Howler.ctx.currentTime,.1),a.ctx.listener.upZ.setTargetAtTime(i,Howler.ctx.currentTime,.1)):a.ctx.listener.setOrientation(e,n,t,r,o,i),a)},Howl.prototype.init=function(e){return function(n){var t=this;return t._orientation=n.orientation||[1,0,0],t._stereo=n.stereo||null,t._pos=n.pos||null,t._pannerAttr={coneInnerAngle:void 0!==n.coneInnerAngle?n.coneInnerAngle:360,coneOuterAngle:void 0!==n.coneOuterAngle?n.coneOuterAngle:360,coneOuterGain:void 0!==n.coneOuterGain?n.coneOuterGain:0,distanceModel:void 0!==n.distanceModel?n.distanceModel:"inverse",maxDistance:void 0!==n.maxDistance?n.maxDistance:1e4,panningModel:void 0!==n.panningModel?n.panningModel:"HRTF",refDistance:void 0!==n.refDistance?n.refDistance:1,rolloffFactor:void 0!==n.rolloffFactor?n.rolloffFactor:1},t._onstereo=n.onstereo?[{fn:n.onstereo}]:[],t._onpos=n.onpos?[{fn:n.onpos}]:[],t._onorientation=n.onorientation?[{fn:n.onorientation}]:[],e.call(this,n)}}(Howl.prototype.init),Howl.prototype.stereo=function(n,t){var r=this;if(!r._webAudio)return r;if("loaded"!==r._state)return r._queue.push({event:"stereo",action:function(){r.stereo(n,t)}}),r;var o=void 0===Howler.ctx.createStereoPanner?"spatial":"stereo";if(void 0===t){if("number"!=typeof n)return r._stereo;r._stereo=n,r._pos=[n,0,0]}for(var i=r._getSoundIds(t),a=0;a<i.length;a++){var s=r._soundById(i[a]);if(s){if("number"!=typeof n)return s._stereo;s._stereo=n,s._pos=[n,0,0],s._node&&(s._pannerAttr.panningModel="equalpower",s._panner&&s._panner.pan||e(s,o),"spatial"===o?void 0!==s._panner.positionX?(s._panner.positionX.setValueAtTime(n,Howler.ctx.currentTime),s._panner.positionY.setValueAtTime(0,Howler.ctx.currentTime),s._panner.positionZ.setValueAtTime(0,Howler.ctx.currentTime)):s._panner.setPosition(n,0,0):s._panner.pan.setValueAtTime(n,Howler.ctx.currentTime)),r._emit("stereo",s._id)}}return r},Howl.prototype.pos=function(n,t,r,o){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"pos",action:function(){i.pos(n,t,r,o)}}),i;if(t="number"!=typeof t?0:t,r="number"!=typeof r?-.5:r,void 0===o){if("number"!=typeof n)return i._pos;i._pos=[n,t,r]}for(var a=i._getSoundIds(o),s=0;s<a.length;s++){var p=i._soundById(a[s]);if(p){if("number"!=typeof n)return p._pos;p._pos=[n,t,r],p._node&&(p._panner&&!p._panner.pan||e(p,"spatial"),void 0!==p._panner.positionX?(p._panner.positionX.setValueAtTime(n,Howler.ctx.currentTime),p._panner.positionY.setValueAtTime(t,Howler.ctx.currentTime),p._panner.positionZ.setValueAtTime(r,Howler.ctx.currentTime)):p._panner.setPosition(n,t,r)),i._emit("pos",p._id)}}return i},Howl.prototype.orientation=function(n,t,r,o){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"orientation",action:function(){i.orientation(n,t,r,o)}}),i;if(t="number"!=typeof t?i._orientation[1]:t,r="number"!=typeof r?i._orientation[2]:r,void 0===o){if("number"!=typeof n)return i._orientation;i._orientation=[n,t,r]}for(var a=i._getSoundIds(o),s=0;s<a.length;s++){var p=i._soundById(a[s]);if(p){if("number"!=typeof n)return p._orientation;p._orientation=[n,t,r],p._node&&(p._panner||(p._pos||(p._pos=i._pos||[0,0,-.5]),e(p,"spatial")),void 0!==p._panner.orientationX?(p._panner.orientationX.setValueAtTime(n,Howler.ctx.currentTime),p._panner.orientationY.setValueAtTime(t,Howler.ctx.currentTime),p._panner.orientationZ.setValueAtTime(r,Howler.ctx.currentTime)):p._panner.setOrientation(n,t,r)),i._emit("orientation",p._id)}}return i},Howl.prototype.pannerAttr=function(){var n,t,r,o=this,i=arguments;if(!o._webAudio)return o;if(0===i.length)return o._pannerAttr;if(1===i.length){if("object"!=typeof i[0])return r=o._soundById(parseInt(i[0],10)),r?r._pannerAttr:o._pannerAttr;n=i[0],void 0===t&&(n.pannerAttr||(n.pannerAttr={coneInnerAngle:n.coneInnerAngle,coneOuterAngle:n.coneOuterAngle,coneOuterGain:n.coneOuterGain,distanceModel:n.distanceModel,maxDistance:n.maxDistance,refDistance:n.refDistance,rolloffFactor:n.rolloffFactor,panningModel:n.panningModel}),o._pannerAttr={coneInnerAngle:void 0!==n.pannerAttr.coneInnerAngle?n.pannerAttr.coneInnerAngle:o._coneInnerAngle,coneOuterAngle:void 0!==n.pannerAttr.coneOuterAngle?n.pannerAttr.coneOuterAngle:o._coneOuterAngle,coneOuterGain:void 0!==n.pannerAttr.coneOuterGain?n.pannerAttr.coneOuterGain:o._coneOuterGain,distanceModel:void 0!==n.pannerAttr.distanceModel?n.pannerAttr.distanceModel:o._distanceModel,maxDistance:void 0!==n.pannerAttr.maxDistance?n.pannerAttr.maxDistance:o._maxDistance,refDistance:void 0!==n.pannerAttr.refDistance?n.pannerAttr.refDistance:o._refDistance,rolloffFactor:void 0!==n.pannerAttr.rolloffFactor?n.pannerAttr.rolloffFactor:o._rolloffFactor,panningModel:void 0!==n.pannerAttr.panningModel?n.pannerAttr.panningModel:o._panningModel})}else 2===i.length&&(n=i[0],t=parseInt(i[1],10));for(var a=o._getSoundIds(t),s=0;s<a.length;s++)if(r=o._soundById(a[s])){var p=r._pannerAttr;p={coneInnerAngle:void 0!==n.coneInnerAngle?n.coneInnerAngle:p.coneInnerAngle,coneOuterAngle:void 0!==n.coneOuterAngle?n.coneOuterAngle:p.coneOuterAngle,coneOuterGain:void 0!==n.coneOuterGain?n.coneOuterGain:p.coneOuterGain,distanceModel:void 0!==n.distanceModel?n.distanceModel:p.distanceModel,maxDistance:void 0!==n.maxDistance?n.maxDistance:p.maxDistance,refDistance:void 0!==n.refDistance?n.refDistance:p.refDistance,rolloffFactor:void 0!==n.rolloffFactor?n.rolloffFactor:p.rolloffFactor,panningModel:void 0!==n.panningModel?n.panningModel:p.panningModel};var c=r._panner;c?(c.coneInnerAngle=p.coneInnerAngle,c.coneOuterAngle=p.coneOuterAngle,c.coneOuterGain=p.coneOuterGain,c.distanceModel=p.distanceModel,c.maxDistance=p.maxDistance,c.refDistance=p.refDistance,c.rolloffFactor=p.rolloffFactor,c.panningModel=p.panningModel):(r._pos||(r._pos=o._pos||[0,0,-.5]),e(r,"spatial"))}return o},Sound.prototype.init=function(e){return function(){var n=this,t=n._parent;n._orientation=t._orientation,n._stereo=t._stereo,n._pos=t._pos,n._pannerAttr=t._pannerAttr,e.call(this),n._stereo?t.stereo(n._stereo):n._pos&&t.pos(n._pos[0],n._pos[1],n._pos[2],n._id)}}(Sound.prototype.init),Sound.prototype.reset=function(e){return function(){var n=this,t=n._parent;return n._orientation=t._orientation,n._stereo=t._stereo,n._pos=t._pos,n._pannerAttr=t._pannerAttr,n._stereo?t.stereo(n._stereo):n._pos?t.pos(n._pos[0],n._pos[1],n._pos[2],n._id):n._panner&&(n._panner.disconnect(0),n._panner=void 0,t._refreshBuffer(n)),e.call(this)}}(Sound.prototype.reset);var e=function(e,n){n=n||"spatial","spatial"===n?(e._panner=Howler.ctx.createPanner(),e._panner.coneInnerAngle=e._pannerAttr.coneInnerAngle,e._panner.coneOuterAngle=e._pannerAttr.coneOuterAngle,e._panner.coneOuterGain=e._pannerAttr.coneOuterGain,e._panner.distanceModel=e._pannerAttr.distanceModel,e._panner.maxDistance=e._pannerAttr.maxDistance,e._panner.refDistance=e._pannerAttr.refDistance,e._panner.rolloffFactor=e._pannerAttr.rolloffFactor,e._panner.panningModel=e._pannerAttr.panningModel,void 0!==e._panner.positionX?(e._panner.positionX.setValueAtTime(e._pos[0],Howler.ctx.currentTime),e._panner.positionY.setValueAtTime(e._pos[1],Howler.ctx.currentTime),e._panner.positionZ.setValueAtTime(e._pos[2],Howler.ctx.currentTime)):e._panner.setPosition(e._pos[0],e._pos[1],e._pos[2]),void 0!==e._panner.orientationX?(e._panner.orientationX.setValueAtTime(e._orientation[0],Howler.ctx.currentTime),e._panner.orientationY.setValueAtTime(e._orientation[1],Howler.ctx.currentTime),e._panner.orientationZ.setValueAtTime(e._orientation[2],Howler.ctx.currentTime)):e._panner.setOrientation(e._orientation[0],e._orientation[1],e._orientation[2])):(e._panner=Howler.ctx.createStereoPanner(),e._panner.pan.setValueAtTime(e._stereo,Howler.ctx.currentTime)),e._panner.connect(e._node),e._paused||e._parent.pause(e._id,!0).play(e._id,!0)}}();;
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*/"./src/controller/eme-controller.ts"),f=r(/*! ./controller/cmcd-controller */"./src/controller/cmcd-controller.ts"),g=r(/*! ./utils/xhr-loader */"./src/utils/xhr-loader.ts"),v=r(/*! ./utils/fetch-loader */"./src/utils/fetch-loader.ts"),p=r(/*! ./utils/cues */"./src/utils/cues.ts"),m=r(/*! ./utils/mediakeys-helper */"./src/utils/mediakeys-helper.ts"),y=r(/*! ./utils/logger */"./src/utils/logger.ts");function E(){return(E=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function T(t,e){var r=Object.keys(t);if(Object.getOwnPropertySymbols){var i=Object.getOwnPropertySymbols(t);e&&(i=i.filter((function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable}))),r.push.apply(r,i)}return r}function S(t){for(var e=1;e<arguments.length;e++){var r=null!=arguments[e]?arguments[e]:{};e%2?T(Object(r),!0).forEach((function(e){b(t,e,r[e])})):Object.getOwnPropertyDescriptors?Object.defineProperties(t,Object.getOwnPropertyDescriptors(r)):T(Object(r)).forEach((function(e){Object.defineProperty(t,e,Object.getOwnPropertyDescriptor(r,e))}))}return t}function b(t,e,r){return(e=function(t){var e=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(t,"string");return"symbol"==typeof e?e:String(e)}(e))in t?Object.defineProperty(t,e,{value:r,enumerable:!0,configurable:!0,writable:!0}):t[e]=r,t}var L=S(S({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,maxBufferSize:6e7,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:g.default,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:i.default,bufferController:l.default,capLevelController:d.default,fpsController:c.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:m.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableID3MetadataCues:!0},{cueHandler:p.default,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}),{},{subtitleStreamController:a.SubtitleStreamController,subtitleTrackController:o.default,timelineController:u.TimelineController,audioStreamController:n.default,audioTrackController:s.default,emeController:h.default,cmcdController:f.default});function D(t,e){if((e.liveSyncDurationCount||e.liveMaxLatencyDurationCount)&&(e.liveSyncDuration||e.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(void 0!==e.liveMaxLatencyDurationCount&&(void 0===e.liveSyncDurationCount||e.liveMaxLatencyDurationCount<=e.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(void 0!==e.liveMaxLatencyDuration&&(void 0===e.liveSyncDuration||e.liveMaxLatencyDuration<=e.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return E({},t,e)}function A(t){var e=t.loader;e!==v.default&&e!==g.default?(y.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),t.progressive=!1):(0,v.fetchSupported)()&&(t.loader=v.default,t.progressive=!0,t.enableSoftwareAES=!0,y.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}},"./src/controller/abr-controller.ts":
/*!******************************************!*\
  !*** ./src/controller/abr-controller.ts ***!
  \******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>d});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../utils/ewma-bandwidth-estimator */"./src/utils/ewma-bandwidth-estimator.ts"),s=r(/*! ../events */"./src/events.ts"),a=r(/*! ../errors */"./src/errors.ts"),o=r(/*! ../types/loader */"./src/types/loader.ts"),l=r(/*! ../utils/logger */"./src/utils/logger.ts");function u(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}const d=function(){function t(t){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=t;var e=t.config;this.bwEstimator=new n.default(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate),this.registerListeners()}var e,r,d,c=t.prototype;return c.registerListeners=function(){var t=this.hls;t.on(s.Events.FRAG_LOADING,this.onFragLoading,this),t.on(s.Events.FRAG_LOADED,this.onFragLoaded,this),t.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(s.Events.ERROR,this.onError,this)},c.unregisterListeners=function(){var t=this.hls;t.off(s.Events.FRAG_LOADING,this.onFragLoading,this),t.off(s.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(s.Events.ERROR,this.onError,this)},c.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},c.onFragLoading=function(t,e){var r,i=e.frag;i.type===o.PlaylistLevelType.MAIN&&(this.timer||(this.fragCurrent=i,this.partCurrent=null!=(r=e.part)?r:null,this.timer=self.setInterval(this.onCheck,100)))},c.onLevelLoaded=function(t,e){var r=this.hls.config;e.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},c._abandonRulesCheck=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,n=r.autoLevelEnabled,a=r.media;if(t&&a){var o=e?e.stats:t.stats,u=e?e.duration:t.duration;if(o.aborted||o.loaded&&o.loaded===o.total||0===t.level)return this.clearTimer(),void(this._nextAutoLevel=-1);if(n&&!a.paused&&a.playbackRate&&a.readyState){var d=r.mainForwardBufferInfo;if(null!==d){var c=performance.now()-o.loading.start,h=Math.abs(a.playbackRate);if(!(c<=500*u/h)){var f=o.loaded&&o.loading.first,g=this.bwEstimator.getEstimate(),v=r.levels,p=r.minAutoLevel,m=v[t.level],y=o.total||Math.max(o.loaded,Math.round(u*m.maxBitrate/8)),E=f?1e3*o.loaded/c:0,T=E?(y-o.loaded)/E:8*y/g,S=d.len/h;if(!(T<=S)){var b,L=Number.POSITIVE_INFINITY;for(b=t.level-1;b>p;b--){var D=v[b].maxBitrate;if((L=E?u*D/(6.4*E):u*D/g)<S)break}L>=T||(l.logger.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+b+"\n      Current BW estimate: "+((0,i.isFiniteNumber)(g)?(g/1024).toFixed(3):"Unknown")+" Kb/s\n      Estimated load time for current fragment: "+T.toFixed(3)+" s\n      Estimated load time for the next fragment: "+L.toFixed(3)+" s\n      Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,f&&this.bwEstimator.sample(c,o.loaded),this.clearTimer(),(t.loader||t.keyLoader)&&(this.fragCurrent=this.partCurrent=null,t.abortRequests()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:o}))}}}}}},c.onFragLoaded=function(t,e){var r=e.frag,n=e.part;if(r.type===o.PlaylistLevelType.MAIN&&(0,i.isFiniteNumber)(r.sn)){var a=n?n.stats:r.stats,l=n?n.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var u=this.hls.levels[r.level],d=(u.loaded?u.loaded.bytes:0)+a.loaded,c=(u.loaded?u.loaded.duration:0)+l;u.loaded={bytes:d,duration:c},u.realBitrate=Math.round(8*d/c)}if(r.bitrateTest){var h={stats:a,frag:r,part:n,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h)}}},c.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===o.PlaylistLevelType.MAIN&&"initSegment"!==r.sn){var s=n.parsing.end-n.loading.start;this.bwEstimator.sample(s,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=s/1e3:this.bitrateTestDelay=0}},c.onError=function(t,e){var r;if((null===(r=e.frag)||void 0===r?void 0:r.type)===o.PlaylistLevelType.MAIN){if(e.type===a.ErrorTypes.KEY_SYSTEM_ERROR)return void this.clearTimer();switch(e.details){case a.ErrorDetails.FRAG_LOAD_ERROR:case a.ErrorDetails.FRAG_LOAD_TIMEOUT:case a.ErrorDetails.KEY_LOAD_ERROR:case a.ErrorDetails.KEY_LOAD_TIMEOUT:this.clearTimer()}}},c.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},c.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,s=r.minAutoLevel,a=r.media,o=e?e.duration:t?t.duration:0,u=a&&0!==a.playbackRate?Math.abs(a.playbackRate):1,d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,c=r.mainForwardBufferInfo,h=(c?c.len:0)/u,f=this.findBestLevel(d,s,i,h,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(f>=0)return f;l.logger.trace((h?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,v=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!h){var m=this.bitrateTestDelay;if(m)g=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.logger.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),v=p=1}return f=this.findBestLevel(d,s,i,h+g,v,p),Math.max(f,0)},c.findBestLevel=function(t,e,r,n,s,a){for(var o,u=this.fragCurrent,d=this.partCurrent,c=this.lastLoadedFragLevel,h=this.hls.levels,f=h[c],g=!(null==f||null===(o=f.details)||void 0===o||!o.live),v=null==f?void 0:f.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=e;m--){var y=h[m];if(y&&(!v||y.codecSet===v)){var E=y.details,T=(d?null==E?void 0:E.partTarget:null==E?void 0:E.averagetargetduration)||p,S=void 0;S=m<=c?s*t:a*t;var b=h[m].maxBitrate,L=b*T/S;if(l.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(S)+"/"+b+"/"+T+"/"+n+"/"+L),S>b&&(0===L||!(0,i.isFiniteNumber)(L)||g&&!this.bitrateTestDelay||L<n))return m}}return-1},e=t,(r=[{key:"nextAutoLevel",get:function(){var t=this._nextAutoLevel,e=this.bwEstimator;if(-1!==t&&!e.canEstimate())return t;var r=this.getNextABRAutoLevel();return-1!==t&&this.hls.levels[r].loadError?t:(-1!==t&&(r=Math.min(t,r)),r)},set:function(t){this._nextAutoLevel=t}}])&&u(e.prototype,r),d&&u(e,d),Object.defineProperty(e,"prototype",{writable:!1}),t}()},"./src/controller/audio-stream-controller.ts":
/*!***************************************************!*\
  !*** ./src/controller/audio-stream-controller.ts ***!
  \***************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>E});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),s=r(/*! ../events */"./src/events.ts"),a=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),l=r(/*! ../types/level */"./src/types/level.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts"),d=r(/*! ../loader/fragment */"./src/loader/fragment.ts"),c=r(/*! ../demux/chunk-cache */"./src/demux/chunk-cache.ts"),h=r(/*! ../demux/transmuxer-interface */"./src/demux/transmuxer-interface.ts"),f=r(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),g=r(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),v=r(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),p=r(/*! ../errors */"./src/errors.ts");function m(){return(m=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function y(t,e){return(y=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}const E=function(t){var e,r;function E(e,r,i){var n;return(n=t.call(this,e,r,i,"[audio-stream-controller]")||this).videoBuffer=null,n.videoTrackCC=-1,n.waitingVideoCC=-1,n.audioSwitch=!1,n.trackId=-1,n.waitingData=null,n.mainDetails=null,n.bufferFlushed=!1,n.cachedTrackLoadedData=null,n._registerListeners(),n}r=t,(e=E).prototype=Object.create(r.prototype),e.prototype.constructor=e,y(e,r);var T=E.prototype;return T.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},T._registerListeners=function(){var t=this.hls;t.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(s.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(s.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(s.Events.ERROR,this.onError,this),t.on(s.Events.BUFFER_RESET,this.onBufferReset,this),t.on(s.Events.BUFFER_CREATED,this.onBufferCreated,this),t.on(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(s.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T._unregisterListeners=function(){var t=this.hls;t.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(s.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(s.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(s.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(s.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(s.Events.ERROR,this.onError,this),t.off(s.Events.BUFFER_RESET,this.onBufferReset,this),t.off(s.Events.BUFFER_CREATED,this.onBufferCreated,this),t.off(s.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(s.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this)},T.onInitPtsFound=function(t,e){var r=e.frag,i=e.id,s=e.initPTS;if("main"===i){var a=r.cc;this.initPTS[r.cc]=s,this.log("InitPTS for cc: "+a+" found from main: "+s),this.videoTrackCC=a,this.state===n.State.WAITING_INIT_PTS&&this.tick()}},T.startLoad=function(t){if(!this.levels)return this.startPosition=t,void(this.state=n.State.STOPPED);var e=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),this.fragLoadError=0,e>0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=n.State.IDLE):(this.loadedmetadata=!1,this.state=n.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},T.doTick=function(){switch(this.state){case n.State.IDLE:this.doTickIdle();break;case n.State.WAITING_TRACK:var e,r=this.levels,i=this.trackId,s=null==r||null===(e=r[i])||void 0===e?void 0:e.details;if(s){if(this.waitForCdnTuneIn(s))break;this.state=n.State.WAITING_INIT_PTS}break;case n.State.FRAG_LOADING_WAITING_RETRY:var o,l=performance.now(),u=this.retryDate;(!u||l>=u||null!==(o=this.media)&&void 0!==o&&o.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.trackId),this.state=n.State.IDLE);break;case n.State.WAITING_INIT_PTS:var d=this.waitingData;if(d){var c=d.frag,h=d.part,f=d.cache,v=d.complete;if(void 0!==this.initPTS[c.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=n.State.FRAG_LOADING;var p={frag:c,part:h,payload:f.flush(),networkDetails:null};this._handleFragmentLoadProgress(p),v&&t.prototype._handleFragmentLoadComplete.call(this,p)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+c.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var m=this.getLoadPosition(),y=a.BufferHelper.bufferInfo(this.mediaBuffer,m,this.config.maxBufferHole);(0,g.fragmentWithinToleranceTest)(y.end,this.config.maxFragLookUpTolerance,c)<0&&(this.log("Waiting fragment cc ("+c.cc+") @ "+c.start+" cancelled because another fragment at "+y.end+" is needed"),this.clearWaitingFragment())}}else this.state=n.State.IDLE}this.onTickEnd()},T.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=n.State.IDLE)},T.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},T.onTickEnd=function(){var t=this.media;t&&t.readyState&&(this.lastCurrentTime=t.currentTime)},T.doTickIdle=function(){var t=this.hls,e=this.levels,r=this.media,i=this.trackId,a=t.config;if(e&&e[i]&&(r||!this.startFragRequested&&a.startFragPrefetch)){var o=e[i].details;if(!o||o.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(o))this.state=n.State.WAITING_TRACK;else{var l=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&l&&(this.bufferFlushed=!1,this.afterBufferFlushed(l,d.ElementaryStreamTypes.AUDIO,u.PlaylistLevelType.AUDIO));var c=this.getFwdBufferInfo(l,u.PlaylistLevelType.AUDIO);if(null!==c){var h=this.audioSwitch;if(!h&&this._streamEnded(c,o))return t.trigger(s.Events.BUFFER_EOS,{type:"audio"}),void(this.state=n.State.ENDED);var f=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,u.PlaylistLevelType.MAIN);if(!(c.len>=this.getMaxBufferLength(null==f?void 0:f.len))||h){var g=o.fragments[0].start,v=c.end;if(h&&r){var p=this.getLoadPosition();v=p,o.PTSKnown&&p<g&&(c.end>g||c.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=g+.05)}if(!(f&&v>f.end+o.targetduration)&&(f&&f.len||!c.len)){var m=this.getNextFragment(v,o);m?this.loadFragment(m,o,v):this.bufferFlushed=!0}}}}}},T.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.max(r,e):r},T.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},T.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new l.Level(t)}))},T.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;i&&i.abortRequests(),this.fragCurrent=null,this.clearWaitingFragment(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.audioSwitch=!0,this.state=n.State.IDLE):this.state=n.State.STOPPED,this.tick()},T.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},T.onLevelLoaded=function(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},T.onAudioTrackLoaded=function(t,e){var r;if(null!=this.mainDetails){var i=this.levels,s=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+s.startSN+","+s.endSN+"],duration:"+s.totalduration);var o=i[a],l=0;if(s.live||null!==(r=o.details)&&void 0!==r&&r.live){var u=this.mainDetails;if(s.fragments[0]||(s.deltaUpdateFailed=!0),s.deltaUpdateFailed||!u)return;!o.details&&s.hasProgramDateTime&&u.hasProgramDateTime?((0,v.alignMediaPlaylistByPDT)(s,u),l=s.fragments[0].start):l=this.alignPlaylists(s,o.details)}o.details=s,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&s.live||this.setStartPosition(o.details,l),this.state!==n.State.WAITING_TRACK||this.waitForCdnTuneIn(s)||(this.state=n.State.IDLE),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},T._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,s=t.payload,a=this.config,o=this.trackId,l=this.levels;if(l){var d=l[o];console.assert(d,"Audio track is defined on fragment load progress");var g=d.details;console.assert(g,"Audio track details are defined on fragment load progress");var v=a.defaultAudioCodec||d.audioCodec||"mp4a.40.2",p=this.transmuxer;p||(p=this.transmuxer=new h.default(this.hls,u.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var m=this.initPTS[r.cc],y=null===(e=r.initSegment)||void 0===e?void 0:e.data;if(void 0!==m){var E=i?i.index:-1,T=-1!==E,S=new f.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,s.byteLength,E,T);p.push(s,y,v,"",r,i,g.totalduration,!1,S,m)}else{this.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+g.startSN+" ,"+g.endSN+"],track "+o),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new c.default,complete:!1}).cache.push(new Uint8Array(s)),this.waitingVideoCC=this.videoTrackCC,this.state=n.State.WAITING_INIT_PTS}}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},T._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},T.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},T.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},T.onFragBuffered=function(t,e){var r,i=e.frag,n=e.part;i.type===u.PlaylistLevelType.AUDIO?this.fragContextChanged(i)?this.warn("Fragment "+i.sn+(n?" p: "+n.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch):("initSegment"!==i.sn&&(this.fragPrevious=i,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(i,n)):this.loadedmetadata||i.type!==u.PlaylistLevelType.MAIN||null!==(r=this.videoBuffer||this.media)&&void 0!==r&&r.buffered.length&&(this.loadedmetadata=!0)},T.onError=function(e,r){if(r.type!==p.ErrorTypes.KEY_SYSTEM_ERROR)switch(r.details){case p.ErrorDetails.FRAG_LOAD_ERROR:case p.ErrorDetails.FRAG_LOAD_TIMEOUT:case p.ErrorDetails.FRAG_PARSING_ERROR:case p.ErrorDetails.KEY_LOAD_ERROR:case p.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.AUDIO,r);break;case p.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case p.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==n.State.ERROR&&this.state!==n.State.STOPPED&&(this.state=r.fatal?n.State.ERROR:n.State.IDLE,this.warn(r.details+" while loading frag, switching to "+this.state+" state"));break;case p.ErrorDetails.BUFFER_FULL_ERROR:if("audio"===r.parent&&(this.state===n.State.PARSING||this.state===n.State.PARSED)){var i=!0,s=this.getFwdBufferInfo(this.mediaBuffer,u.PlaylistLevelType.AUDIO);s&&s.len>.5&&(i=!this.reduceMaxBufferLength(s.len)),i&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}}else this.onFragmentOrKeyLoadError(u.PlaylistLevelType.AUDIO,r)},T.onBufferFlushed=function(t,e){e.type===d.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0,this.state===n.State.ENDED&&(this.state=n.State.IDLE))},T._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,a=t.remuxResult,o=t.chunkMeta,l=this.getCurrentContext(o);if(!l)return this.warn("The loading context changed while buffering fragment "+o.sn+" of level "+o.level+". This chunk will not be buffered."),void this.resetStartWhenNotLoaded(o.level);var u=l.frag,c=l.part,h=l.level.details,f=a.audio,g=a.text,v=a.id3,p=a.initSegment;if(!this.fragContextChanged(u)&&h){if(this.state=n.State.PARSING,this.audioSwitch&&f&&this.completeAudioSwitch(),null!=p&&p.tracks&&(this._bufferInitSegment(p.tracks,u,o),i.trigger(s.Events.FRAG_PARSING_INIT_SEGMENT,{frag:u,id:r,tracks:p.tracks})),f){var y=f.startPTS,E=f.endPTS,T=f.startDTS,S=f.endDTS;c&&(c.elementaryStreams[d.ElementaryStreamTypes.AUDIO]={startPTS:y,endPTS:E,startDTS:T,endDTS:S}),u.setElementaryStreamInfo(d.ElementaryStreamTypes.AUDIO,y,E,T,S),this.bufferFragmentData(f,u,c,o)}if(null!=v&&null!==(e=v.samples)&&void 0!==e&&e.length){var b=m({id:r,frag:u,details:h},v);i.trigger(s.Events.FRAG_PARSING_METADATA,b)}if(g){var L=m({id:r,frag:u,details:h},g);i.trigger(s.Events.FRAG_PARSING_USERDATA,L)}}},T._bufferInitSegment=function(t,e,r){if(this.state===n.State.PARSING){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(s.Events.BUFFER_CODECS,t);var a=i.initSegment;if(null!=a&&a.byteLength){var o={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:a};this.hls.trigger(s.Events.BUFFER_APPENDING,o)}this.tick()}}},T.loadFragment=function(e,r,s){var a=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||a===o.FragmentState.NOT_LOADED||a===o.FragmentState.PARTIAL)&&("initSegment"===e.sn?this._loadInitSegment(e,r):r.live&&!(0,i.isFiniteNumber)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=n.State.WAITING_INIT_PTS):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,s)))},T.completeAudioSwitch=function(){var e=this.hls,r=this.media,i=this.trackId;r&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:i})},E}(n.default)},"./src/controller/audio-track-controller.ts":
/*!**************************************************!*\
  !*** ./src/controller/audio-track-controller.ts ***!
  \**************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>u});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),a=r(/*! ../types/loader */"./src/types/loader.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function l(t,e){return(l=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}const u=function(t){var e,r;function s(e){var r;return(r=t.call(this,e,"[audio-track-controller]")||this).tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.trackName="",r.selectDefaultTrack=!0,r.registerListeners(),r}r=t,(e=s).prototype=Object.create(r.prototype),e.prototype.constructor=e,l(e,r);var u,d,c,h=s.prototype;return h.registerListeners=function(){var t=this.hls;t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(i.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(i.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(i.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(i.Events.ERROR,this.onError,this)},h.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,t.prototype.destroy.call(this)},h.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},h.onManifestParsed=function(t,e){this.tracks=e.audioTracks||[]},h.onAudioTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.tracksInGroup[r];if(n){var s=n.details;n.details=e.details,this.log("audioTrack "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,s))}else this.warn("Invalid audio track id "+r)},h.onLevelLoading=function(t,e){this.switchLevel(e.level)},h.onLevelSwitching=function(t,e){this.switchLevel(e.level)},h.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.audioGroupIds){var r=e.audioGroupIds[e.urlId];if(this.groupId!==r){this.groupId=r;var n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.selectDefaultTrack&&!n.some((function(t){return t.default}))&&(this.selectDefaultTrack=!1),this.tracksInGroup=n;var s={audioTracks:n};this.log("Updating audio tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(i.Events.AUDIO_TRACKS_UPDATED,s),this.selectInitialTrack()}}},h.onError=function(e,r){t.prototype.onError.call(this,e,r),!r.fatal&&r.context&&r.context.type===a.PlaylistContextType.AUDIO_TRACK&&r.context.id===this.trackId&&r.context.groupId===this.groupId&&this.retryLoadingOrFail(r)},h.setAudioTrack=function(t){var e=this.tracksInGroup;if(t<0||t>=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=e[this.trackId];this.log("Now switching to audio-track index "+t);var n=e[t],s=n.id,a=n.groupId,o=void 0===a?"":a,l=n.name,u=n.type,d=n.url;if(this.trackId=t,this.trackName=l,this.selectDefaultTrack=!1,this.hls.trigger(i.Events.AUDIO_TRACK_SWITCHING,{id:s,groupId:o,name:l,type:u,url:d}),!n.details||n.details.live){var c=this.switchParams(n.url,null==r?void 0:r.details);this.loadPlaylist(c)}}},h.selectInitialTrack=function(){var t=this.tracksInGroup;console.assert(t.length,"Initial audio track should be selected when tracks are known");var e=this.trackName,r=this.findTrackId(e)||this.findTrackId();-1!==r?this.setAudioTrack(r):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},h.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||t===i.name))return i.id}return-1},h.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(r)){var n=r.id,s=r.groupId,a=r.url;if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("loading audio-track playlist for id: "+n),this.clearTimer(),this.hls.trigger(i.Events.AUDIO_TRACK_LOADING,{url:a,id:n,groupId:s,deliveryDirectives:e||null})}},u=s,(d=[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}}])&&o(u.prototype,d),c&&o(u,c),Object.defineProperty(u,"prototype",{writable:!1}),s}(s.default)},"./src/controller/base-playlist-controller.ts":
/*!****************************************************!*\
  !*** ./src/controller/base-playlist-controller.ts ***!
  \****************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>o});var i=r(/*! ../types/level */"./src/types/level.ts"),n=r(/*! ./level-helper */"./src/controller/level-helper.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ../errors */"./src/errors.ts"),o=function(){function t(t,e){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=s.logger.log.bind(s.logger,e+":"),this.warn=s.logger.warn.bind(s.logger,e+":"),this.hls=t}var e=t.prototype;return e.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},e.onError=function(t,e){!e.fatal||e.type!==a.ErrorTypes.NETWORK_ERROR&&e.type!==a.ErrorTypes.KEY_SYSTEM_ERROR||this.stopLoad()},e.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},e.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.requestScheduled=-1,this.loadPlaylist()},e.stopLoad=function(){this.canLoad=!1,this.clearTimer()},e.switchParams=function(t,e){var r=null==e?void 0:e.renditionReports;if(r)for(var n=0;n<r.length;n++){var a=r[n],o=void 0;try{o=new self.URL(a.URI,e.url).href}catch(t){s.logger.warn("Could not construct new URL for Rendition Report: "+t),o=a.URI||""}if(o===t.slice(-o.length)){var l=parseInt(a["LAST-MSN"])||(null==e?void 0:e.lastPartSn),u=parseInt(a["LAST-PART"])||(null==e?void 0:e.lastPartIndex);if(this.hls.config.lowLatencyMode){var d=Math.min(e.age-e.partTarget,e.targetduration);u>=0&&d>e.partTarget&&(u+=1)}return new i.HlsUrlParameters(l,u>=0?u:void 0,i.HlsSkip.No)}}},e.loadPlaylist=function(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,s=e.details,a=e.stats,o=self.performance.now(),l=a.loading.first?Math.max(0,o-a.loading.first):0;if(s.advancedDateTime=Date.now()-l,s.live||null!=r&&r.live){if(s.reloaded(r),r&&this.log("live playlist "+t+" "+(s.advanced?"REFRESHED "+s.lastPartSn+"-"+s.lastPartIndex:"MISSED")),r&&s.fragments.length>0&&(0,n.mergeDetails)(r,s),!this.canLoad||!s.live)return;var u,d=void 0,c=void 0;if(s.canBlockReload&&s.endSN&&s.advanced){var h=this.hls.config.lowLatencyMode,f=s.lastPartSn,g=s.endSN,v=s.lastPartIndex,p=f===g;-1!==v?(d=p?g+1:f,c=p?h?0:v:v+1):d=g+1;var m=s.age,y=m+s.ageHeader,E=Math.min(y-s.partTarget,1.5*s.targetduration);if(E>0){if(r&&E>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+E+" with playlist age: "+s.age),E=0;else{var T=Math.floor(E/s.targetduration);if(d+=T,void 0!==c)c+=Math.round(E%s.targetduration/s.partTarget);this.log("CDN Tune-in age: "+s.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+E+" skip sn "+T+" to part "+c)}s.tuneInGoal=E}if(u=this.getDeliveryDirectives(s,e.deliveryDirectives,d,c),h||!p)return void this.loadPlaylist(u)}else u=this.getDeliveryDirectives(s,e.deliveryDirectives,d,c);var S=this.hls.mainForwardBufferInfo,b=S?S.end-S.len:0,L=1e3*(s.edge-b),D=(0,n.computeReloadInterval)(s,L);s.updated?o>this.requestScheduled+D&&(this.requestScheduled=a.loading.start):this.requestScheduled=-1,void 0!==d&&s.canBlockReload?this.requestScheduled=a.loading.first+D-(1e3*s.partTarget||1e3):this.requestScheduled=(-1===this.requestScheduled?o:this.requestScheduled)+D;var A=this.requestScheduled-o;A=Math.max(0,A),this.log("reload live playlist "+t+" in "+Math.round(A)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(u)}),A)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,n){var s=(0,i.getSkipValue)(t,r);return null!=e&&e.skip&&t.deltaUpdateFailed&&(r=e.msn,n=e.part,s=i.HlsSkip.No),new i.HlsUrlParameters(r,n,s)},e.retryLoadingOrFail=function(t){var e,r=this,i=this.hls.config,n=this.retryCount<i.levelLoadingMaxRetry;if(n)if(this.requestScheduled=-1,this.retryCount++,t.details.indexOf("LoadTimeOut")>-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var s=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),s),this.warn("retry playlist loading #"+this.retryCount+" in "+s+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return n},t}()},"./src/controller/base-stream-controller.ts":
/*!**************************************************!*\
  !*** ./src/controller/base-stream-controller.ts ***!
  \**************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{State:()=>S,default:()=>b});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../task-loop */"./src/task-loop.ts"),s=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),a=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),o=r(/*! ../utils/logger */"./src/utils/logger.ts"),l=r(/*! ../events */"./src/events.ts"),u=r(/*! ../errors */"./src/errors.ts"),d=r(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),c=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),h=r(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),f=r(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),g=r(/*! ./level-helper */"./src/controller/level-helper.ts"),v=r(/*! ../loader/fragment-loader */"./src/loader/fragment-loader.ts"),p=r(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),m=r(/*! ../utils/time-ranges */"./src/utils/time-ranges.ts"),y=r(/*! ../types/loader */"./src/types/loader.ts");function E(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function T(t,e){return(T=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}var S={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},b=function(t){var e,r;function n(e,r,i,n){var s;return(s=t.call(this)||this).hls=void 0,s.fragPrevious=null,s.fragCurrent=null,s.fragmentTracker=void 0,s.transmuxer=null,s._state=S.STOPPED,s.media=null,s.mediaBuffer=null,s.config=void 0,s.bitrateTest=!1,s.lastCurrentTime=0,s.nextLoadPosition=0,s.startPosition=0,s.loadedmetadata=!1,s.fragLoadError=0,s.retryDate=0,s.levels=null,s.fragmentLoader=void 0,s.keyLoader=void 0,s.levelLastLoaded=null,s.startFragRequested=!1,s.decrypter=void 0,s.initPTS=[],s.onvseeking=null,s.onvended=null,s.logPrefix="",s.log=void 0,s.warn=void 0,s.logPrefix=n,s.log=o.logger.log.bind(o.logger,n+":"),s.warn=o.logger.warn.bind(o.logger,n+":"),s.hls=e,s.fragmentLoader=new v.default(e.config),s.keyLoader=i,s.fragmentTracker=r,s.config=e.config,s.decrypter=new p.default(e.config),e.on(l.Events.LEVEL_SWITCHING,s.onLevelSwitching,function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(s)),s}r=t,(e=n).prototype=Object.create(r.prototype),e.prototype.constructor=e,T(e,r);var b,L,D,A=n.prototype;return A.doTick=function(){this.onTickEnd()},A.onTickEnd=function(){},A.startLoad=function(t){},A.stopLoad=function(){this.fragmentLoader.abort(),this.keyLoader.abort();var t=this.fragCurrent;t&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=S.STOPPED},A._streamEnded=function(t,e){if(e.live||t.nextStart||!t.end||!this.media)return!1;var r=e.partList;if(null!=r&&r.length){var i=r[r.length-1];return a.BufferHelper.isBuffered(this.media,i.start+i.duration/2)}var n=e.fragments[e.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(n)},A.getLevelDetails=function(){var t;if(this.levels&&null!==this.levelLastLoaded)return null===(t=this.levels[this.levelLastLoaded])||void 0===t?void 0:t.details},A.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===S.STOPPED&&this.startLoad(i.startPosition)},A.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&this.onvseeking&&this.onvended&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},A.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,n=this.mediaBuffer,s=this.state,o=r?r.currentTime:0,l=a.BufferHelper.bufferInfo(n||r,o,t.maxBufferHole);if(this.log("media seeking to "+((0,i.isFiniteNumber)(o)?o.toFixed(3):o)+", state: "+s),this.state===S.ENDED)this.resetLoadingState();else if(e){var u=t.maxFragLookUpTolerance,d=e.start-u,c=e.start+e.duration+u;if(!l.len||c<l.start||d>l.end){var h=o>c;(o<d||h)&&(h&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.abortRequests()),this.resetLoadingState())}}r&&(this.lastCurrentTime=o),this.loadedmetadata||l.len||(this.nextLoadPosition=this.startPosition=o),this.tickImmediate()},A.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},A.onLevelSwitching=function(t,e){this.fragLoadError=0},A.onHandlerDestroying=function(){this.stopLoad(),t.prototype.onHandlerDestroying.call(this)},A.onHandlerDestroyed=function(){this.state=S.STOPPED,this.hls.off(l.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,t.prototype.onHandlerDestroyed.call(this)},A.loadFragment=function(t,e,r){this._loadFragForPlayback(t,e,r)},A._loadFragForPlayback=function(t,e,r){var i=this;this._doFragLoad(t,e,r,(function(e){if(i.fragContextChanged(t))return i.warn("Fragment "+t.sn+(e.part?" p: "+e.part.index:"")+" of level "+t.level+" was dropped during download."),void i.fragmentTracker.removeFragment(t);t.stats.chunkCount++,i._handleFragmentLoadProgress(e)})).then((function(e){if(e){i.fragLoadError=0;var r=i.state;i.fragContextChanged(t)?(r===S.FRAG_LOADING||!i.fragCurrent&&r===S.PARSING)&&(i.fragmentTracker.removeFragment(t),i.state=S.IDLE):("payload"in e&&(i.log("Loaded fragment "+t.sn+" of level "+t.level),i.hls.trigger(l.Events.FRAG_LOADED,e)),i._handleFragmentLoadComplete(e))}})).catch((function(e){i.state!==S.STOPPED&&i.state!==S.ERROR&&(i.warn(e),i.resetFragmentLoading(t))}))},A.flushMainBuffer=function(t,e,r){if(void 0===r&&(r=null),t-e){var i={startOffset:t,endOffset:e,type:r};this.fragLoadError=0,this.hls.trigger(l.Events.BUFFER_FLUSHING,i)}},A._loadInitSegment=function(t,e){var r=this;this._doFragLoad(t,e).then((function(e){if(!e||r.fragContextChanged(t)||!r.levels)throw new Error("init load aborted");return e})).then((function(e){var i=r.hls,n=e.payload,s=t.decryptdata;if(n&&n.byteLength>0&&s&&s.key&&s.iv&&"AES-128"===s.method){var a=self.performance.now();return r.decrypter.decrypt(new Uint8Array(n),s.key.buffer,s.iv.buffer).then((function(r){var n=self.performance.now();return i.trigger(l.Events.FRAG_DECRYPTED,{frag:t,payload:r,stats:{tstart:a,tdecrypt:n}}),e.payload=r,e}))}return e})).then((function(e){var i=r.fragCurrent,n=r.hls,s=r.levels;if(!s)throw new Error("init load aborted, missing levels");var a=s[t.level].details;console.assert(a,"Level details are defined when init segment is loaded");var o=t.stats;r.state=S.IDLE,r.fragLoadError=0,t.data=new Uint8Array(e.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),e.frag===i&&n.trigger(l.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),r.tick()})).catch((function(e){r.state!==S.STOPPED&&r.state!==S.ERROR&&(r.warn(e),r.resetFragmentLoading(t))}))},A.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},A.fragBufferedComplete=function(t,e){var r,i,n,s,o=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" (frag:["+(null!=(r=t.startPTS)?r:NaN).toFixed(3)+"-"+(null!=(i=t.endPTS)?i:NaN).toFixed(3)+"] > buffer:"+(o?m.default.toString(a.BufferHelper.getBuffered(o)):"(detached)")+")"),this.state=S.IDLE,o&&(!this.loadedmetadata&&t.type==y.PlaylistLevelType.MAIN&&o.buffered.length&&(null===(n=this.fragCurrent)||void 0===n?void 0:n.sn)===(null===(s=this.fragPrevious)||void 0===s?void 0:s.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},A.seekToStartPos=function(){},A._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,s=!n||0===n.length||n.some((function(t){return!t})),a=new d.ChunkMetadata(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!s);e.flush(a)}},A._handleFragmentLoadProgress=function(t){},A._doFragLoad=function(t,e,r,n){var s,a=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");var o=null;if(!t.encrypted||null!==(s=t.decryptdata)&&void 0!==s&&s.key?!t.encrypted&&e.encryptedFragments.length&&this.keyLoader.loadClear(t,e.encryptedFragments):(this.log("Loading key for "+t.sn+" of ["+e.startSN+"-"+e.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level),this.state=S.KEY_LOADING,this.fragCurrent=t,o=this.keyLoader.load(t).then((function(t){if(!a.fragContextChanged(t.frag))return a.hls.trigger(l.Events.KEY_LOADED,t),a.state===S.KEY_LOADING&&(a.state=S.IDLE),t})),this.hls.trigger(l.Events.KEY_LOADING,{frag:t}),this.throwIfFragContextChanged("KEY_LOADING")),r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var u=e.partList;if(u&&n){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var d=this.getNextPart(u,t,r);if(d>-1){var c=u[d];return this.log("Loading part sn: "+t.sn+" p: "+c.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+d+"-"+(u.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=c.start+c.duration,this.state=S.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:t,part:u[d],targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING parts"),o?o.then((function(e){return!e||a.fragContextChanged(e.frag)?null:a.doFragPartsLoad(t,u,d,n)})).catch((function(t){return a.handleFragLoadError(t)})):this.doFragPartsLoad(t,u,d,n).catch((function(t){return a.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(u,r))return Promise.resolve(null)}}this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),(0,i.isFiniteNumber)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=S.FRAG_LOADING,this.hls.trigger(l.Events.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.throwIfFragContextChanged("FRAG_LOADING");var h=this.config.progressive;return h&&o?o.then((function(e){return!e||a.fragContextChanged(null==e?void 0:e.frag)?null:a.fragmentLoader.load(t,n)})).catch((function(t){return a.handleFragLoadError(t)})):Promise.all([this.fragmentLoader.load(t,h?n:void 0),o]).then((function(t){var e=t[0];return!h&&e&&n&&n(e),e})).catch((function(t){return a.handleFragLoadError(t)}))},A.throwIfFragContextChanged=function(t){if(null===this.fragCurrent)throw new Error("frag load aborted, context changed in "+t)},A.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(s,a){var o=[];!function r(u){var d=e[u];n.fragmentLoader.loadPart(t,d,i).then((function(i){o[d.index]=i;var a=i.part;n.hls.trigger(l.Events.FRAG_LOADED,i);var c=e[u+1];if(!c||c.fragment!==t)return s({frag:t,part:a,partsLoaded:o});r(u+1)})).catch(a)}(r)}))},A.handleFragLoadError=function(t){if("data"in t){var e=t.data;t.data&&e.details===u.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(l.Events.ERROR,e)}else this.hls.trigger(l.Events.ERROR,{type:u.ErrorTypes.OTHER_ERROR,details:u.ErrorDetails.INTERNAL_EXCEPTION,err:t,fatal:!0});return null},A._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===S.PARSING){var r=e.frag,i=e.part,n=e.level,s=self.performance.now();r.stats.parsing.end=s,i&&(i.stats.parsing.end=s),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||this.state===S.STOPPED||this.state===S.ERROR||(this.state=S.IDLE)},A.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,n=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var s=e[r],a=n>-1?(0,g.getPartWith)(s,i,n):null,o=a?a.fragment:(0,g.getFragmentWithSN)(s,i,this.fragCurrent);return o?{frag:o,part:a,level:s}:null},A.bufferFragmentData=function(t,e,r,i){if(t&&this.state===S.PARSING){var n=t.data1,s=t.data2,a=n;if(n&&s&&(a=(0,c.appendUint8Array)(n,s)),a&&a.length){var o={type:t.type,frag:e,part:r,chunkMeta:i,parent:e.type,data:a};this.hls.trigger(l.Events.BUFFER_APPENDING,o),t.dropped&&t.independent&&!r&&this.flushBufferGap(e)}}},A.flushBufferGap=function(t){var e=this.media;if(e)if(a.BufferHelper.isBuffered(e,e.currentTime)){var r=e.currentTime,i=a.BufferHelper.bufferInfo(e,r,0),n=t.duration,s=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),o=Math.max(Math.min(t.start-s,i.end-s),r+s);t.start-o>s&&this.flushMainBuffer(o,t.start)}else this.flushMainBuffer(0,t.start)},A.getFwdBufferInfo=function(t,e){var r=this.config,n=this.getLoadPosition();if(!(0,i.isFiniteNumber)(n))return null;var s=a.BufferHelper.bufferInfo(t,n,r.maxBufferHole);if(0===s.len&&void 0!==s.nextStart){var o=this.fragmentTracker.getBufferedFrag(n,e);if(o&&s.nextStart<o.end)return a.BufferHelper.bufferInfo(t,n,Math.max(s.nextStart,r.maxBufferHole))}return s},A.getMaxBufferLength=function(t){var e,r=this.config;return e=t?Math.max(8*r.maxBufferSize/t,r.maxBufferLength):r.maxBufferLength,Math.min(e,r.maxMaxBufferLength)},A.reduceMaxBufferLength=function(t){var e=this.config,r=t||e.maxBufferLength;return e.maxMaxBufferLength>=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},A.getNextFragment=function(t,e){var r=e.fragments,i=r.length;if(!i)return null;var n,s=this.config,a=r[0].start;if(e.live){var o=s.initialLiveManifestSize;if(i<o)return this.warn("Not enough fragments to start playback (have: "+i+", need: "+o+")"),null;e.PTSKnown||this.startFragRequested||-1!==this.startPosition||(n=this.getInitialLiveFragment(e,r),this.startPosition=n?this.hls.liveSyncPosition||n.start:t)}else t<=a&&(n=r[0]);if(!n){var l=s.lowLatencyMode?e.partEnd:e.fragmentEnd;n=this.getFragmentAtPosition(t,l,e)}return this.mapToInitFragWhenRequired(n)},A.mapToInitFragWhenRequired=function(t){return null==t||!t.initSegment||null!=t&&t.initSegment.data||this.bitrateTest?t:t.initSegment},A.getNextPart=function(t,e,r){for(var i=-1,n=!1,s=!0,a=0,o=t.length;a<o;a++){var l=t[a];if(s=s&&!l.independent,i>-1&&r<l.start)break;var u=l.loaded;u?i=-1:(n||l.independent||s)&&l.fragment===e&&(i=a),n=u}return i},A.loadedEndOfParts=function(t,e){var r=t[t.length-1];return r&&e>r.start&&r.loaded},A.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=(0,f.findFragmentByPDT)(e,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){var n=r.sn+1;if(n>=t.startSN&&n<=t.endSN){var s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=(0,f.findFragWithCC)(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var a=this.hls.liveSyncPosition;null!==a&&(i=this.getFragmentAtPosition(a,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},A.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,o=r.fragments,l=r.endSN,u=r.fragmentHint,d=n.maxFragLookUpTolerance,c=!!(n.lowLatencyMode&&r.partList&&u);if(c&&u&&!this.bitrateTest&&(o=o.concat(u),l=u.sn),t<e){var h=t>e-d?0:d;i=(0,f.findFragmentByPTS)(a,o,t,h)}else i=o[o.length-1];if(i){var g=i.sn-r.startSN;if(this.fragmentTracker.getState(i)===s.FragmentState.OK&&(a=i),a&&i.sn===a.sn&&!c)if(a&&i.level===a.level){var v=o[g+1];i.sn<l&&this.fragmentTracker.getState(v)!==s.FragmentState.OK?(this.log("SN "+i.sn+" just loaded, load next one: "+v.sn),i=v):i=null}}return i},A.synchronizeToLiveEdge=function(t){var e=this.config,r=this.media;if(r){var i=this.hls.liveSyncPosition,n=r.currentTime,s=t.fragments[0].start,a=t.edge,o=n>=s-e.maxFragLookUpTolerance&&n<=a;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:e.liveMaxLatencyDurationCount*t.targetduration;(!o&&r.readyState<4||n<a-l)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn("Playback: "+n.toFixed(3)+" is located too far from the end of live sliding playlist: "+a+", reset currentTime to : "+i.toFixed(3)),r.currentTime=i))}}},A.alignPlaylists=function(t,e){var r=this.levels,n=this.levelLastLoaded,s=this.fragPrevious,a=null!==n?r[n]:null,o=t.fragments.length;if(!o)return this.warn("No fragments in live playlist"),0;var l=t.fragments[0].start,u=!e,d=t.alignedSliding&&(0,i.isFiniteNumber)(l);if(u||!d&&!l){(0,h.alignStream)(s,a,t);var c=t.fragments[0].start;return this.log("Live playlist sliding: "+c.toFixed(2)+" start-sn: "+(e?e.startSN:"na")+"->"+t.startSN+" prev-sn: "+(s?s.sn:"na")+" fragments: "+o),c}return l},A.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},A.setStartPosition=function(t,e){var r=this.startPosition;if(r<e&&(r=-1),-1===r||-1===this.lastCurrentTime){var n=t.startTimeOffset;(0,i.isFiniteNumber)(n)?(r=e+n,n<0&&(r+=t.totalduration),r=Math.min(Math.max(e,r),e+t.totalduration),this.log("Start time offset "+n+" found in playlist, adjust startPosition to "+r),this.startPosition=r):t.live?r=this.hls.liveSyncPosition||e:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r},A.getLoadPosition=function(){var t=this.media,e=0;return this.loadedmetadata&&t?e=t.currentTime:this.nextLoadPosition&&(e=this.nextLoadPosition),e},A.handleFragLoadAborted=function(t,e){this.transmuxer&&"initSegment"!==t.sn&&t.stats.aborted&&(this.warn("Fragment "+t.sn+(e?" part"+e.index:"")+" of level "+t.level+" was aborted"),this.resetFragmentLoading(t))},A.resetFragmentLoading=function(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===S.FRAG_LOADING_WAITING_RETRY)||(this.state=S.IDLE)},A.onFragmentOrKeyLoadError=function(t,e){if(e.fatal)return this.stopLoad(),void(this.state=S.ERROR);var r=this.config;if(e.chunkMeta){var i=this.getCurrentContext(e.chunkMeta);i&&(e.frag=i.frag,e.levelRetry=!0,this.fragLoadError=r.fragLoadingMaxRetry)}var n=e.frag;if(n&&n.type===t){var s=this.fragCurrent;if(console.assert(s&&n.sn===s.sn&&n.level===s.level&&n.urlId===s.urlId,"Frag load error must match current frag to retry"),this.fragLoadError+1<=r.fragLoadingMaxRetry){this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition);var a=Math.min(Math.pow(2,this.fragLoadError)*r.fragLoadingRetryDelay,r.fragLoadingMaxRetryTimeout);this.warn("Fragment "+n.sn+" of "+t+" "+n.level+" failed to load, retrying in "+a+"ms"),this.retryDate=self.performance.now()+a,this.fragLoadError++,this.state=S.FRAG_LOADING_WAITING_RETRY}else e.levelRetry?(t===y.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=S.IDLE):(o.logger.error(e.details+" reaches max retry, redispatch as fatal ..."),e.fatal=!0,this.hls.stopLoad(),this.state=S.ERROR)}},A.afterBufferFlushed=function(t,e,r){if(t){var i=a.BufferHelper.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,r),this.state===S.ENDED&&this.resetLoadingState()}},A.resetLoadingState=function(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=S.IDLE},A.resetStartWhenNotLoaded=function(t){if(!this.loadedmetadata){this.startFragRequested=!1;var e=this.levels?this.levels[t].details:null;null!=e&&e.live?(this.startPosition=-1,this.setStartPosition(e,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}},A.updateLevelTiming=function(t,e,r,i){var n=this,s=r.details;console.assert(!!s,"level.details must be defined"),Object.keys(t.elementaryStreams).reduce((function(e,a){var o=t.elementaryStreams[a];if(o){var u=o.endPTS-o.startPTS;if(u<=0)return n.warn("Could not parse fragment "+t.sn+" "+a+" duration reliably ("+u+")"),e||!1;var d=i?0:(0,g.updateFragPTSDTS)(s,t,o.startPTS,o.endPTS,o.startDTS,o.endDTS);return n.hls.trigger(l.Events.LEVEL_PTS_UPDATED,{details:s,level:r,drift:d,type:a,frag:t,start:o.startPTS,end:o.endPTS}),!0}return e}),!1)||(this.warn("Found no media in fragment "+t.sn+" of level "+r.id+" resetting transmuxer to fallback to playlist timing"),this.resetTransmuxer()),this.state=S.PARSED,this.hls.trigger(l.Events.FRAG_PARSED,{frag:t,part:e})},A.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},b=n,(L=[{key:"state",get:function(){return this._state},set:function(t){var e=this._state;e!==t&&(this._state=t,this.log(e+"->"+t))}}])&&E(b.prototype,L),D&&E(b,D),Object.defineProperty(b,"prototype",{writable:!1}),n}(n.default)},"./src/controller/buffer-controller.ts":
/*!*********************************************!*\
  !*** ./src/controller/buffer-controller.ts ***!
  \*********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>f});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ../errors */"./src/errors.ts"),o=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),l=r(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),u=r(/*! ../loader/fragment */"./src/loader/fragment.ts"),d=r(/*! ./buffer-operation-queue */"./src/controller/buffer-operation-queue.ts"),c=(0,l.getMediaSource)(),h=/([ha]vc.)(?:\.[^.,]+)+/,f=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.media,r=e.mediaSource;s.logger.log("[buffer-controller]: Media source opened"),t&&(t.removeEventListener("emptied",e._onMediaEmptied),e.updateMediaElementDuration(),e.hls.trigger(n.Events.MEDIA_ATTACHED,{media:t})),r&&r.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){s.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){s.logger.log("[buffer-controller]: Media source ended")},this._onMediaEmptied=function(){var t=e.media,r=e._objectUrl;t&&t.src!==r&&s.logger.error("Media element src was set while attaching MediaSource ("+r+" > "+t.src+")")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null},e.registerListeners=function(){var t=this.hls;t.on(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(n.Events.BUFFER_RESET,this.onBufferReset,this),t.on(n.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(n.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(n.Events.BUFFER_EOS,this.onBufferEos,this),t.on(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(n.Events.FRAG_PARSED,this.onFragParsed,this),t.on(n.Events.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(n.Events.BUFFER_RESET,this.onBufferReset,this),t.off(n.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(n.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(n.Events.BUFFER_EOS,this.onBufferEos,this),t.off(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(n.Events.FRAG_PARSED,this.onFragParsed,this),t.off(n.Events.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new d.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.lastMpegAudioChunk=null},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,s.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&c){var i=this.mediaSource=new c;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src,r.addEventListener("emptied",this._onMediaEmptied)}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(s.logger.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){s.logger.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(t.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):s.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(n.Events.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){s.logger.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var a=e[t],o=a.id,l=a.codec,u=a.levelCodec,d=a.container,c=a.metadata,f=(n.levelCodec||n.codec).replace(h,"$1"),g=(u||l).replace(h,"$1");if(f!==g){var v=d+";codecs="+(u||l);r.appendChangeType(t,v),s.logger.log("[buffer-controller]: switching codec "+f+" to "+g),r.tracks[t]={buffer:n.buffer,codec:l,container:d,levelCodec:u,metadata:c,id:o}}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(s.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){s.logger.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,l=this.operationQueue,u=this.tracks,d=e.data,c=e.type,h=e.frag,f=e.part,g=e.chunkMeta,v=g.buffering[c],p=self.performance.now();v.start=p;var m=h.stats.buffering,y=f?f.stats.buffering:null;0===m.start&&(m.start=p),y&&0===y.start&&(y.start=p);var E=u.audio,T=!1;"audio"===c&&"audio/mpeg"===(null==E?void 0:E.container)&&(T=!this.lastMpegAudioChunk||1===g.id||this.lastMpegAudioChunk.sn!==g.sn,this.lastMpegAudioChunk=g);var S=h.start,b={execute:function(){if(v.executeStart=self.performance.now(),T){var t=r.sourceBuffer[c];if(t){var e=S-t.timestampOffset;Math.abs(e)>=.1&&(s.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+S+" (delta: "+e+") sn: "+h.sn+")"),t.timestampOffset=S)}}r.appendExecutor(d,c)},onStart:function(){},onComplete:function(){var t=self.performance.now();v.executeEnd=v.end=t,0===m.first&&(m.first=t),y&&0===y.first&&(y.first=t);var e=r.sourceBuffer,i={};for(var s in e)i[s]=o.BufferHelper.getBuffered(e[s]);r.appendError=0,r.hls.trigger(n.Events.BUFFER_APPENDED,{type:c,frag:h,part:f,chunkMeta:g,parent:h.type,timeRanges:i})},onError:function(t){s.logger.error("[buffer-controller]: Error encountered while trying to append to the "+c+" SourceBuffer",t);var e={type:a.ErrorTypes.MEDIA_ERROR,parent:h.type,details:a.ErrorDetails.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=a.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,e.details=a.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(s.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0,i.stopLoad())),i.trigger(n.Events.ERROR,e)}};l.append(b,c)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,a=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(n.Events.BUFFER_FLUSHED,{type:t})},onError:function(e){s.logger.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(a(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(a(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,a=e.part,o=[],l=a?a.elementaryStreams:i.elementaryStreams;l[u.ElementaryStreamTypes.AUDIOVIDEO]?o.push("audiovideo"):(l[u.ElementaryStreamTypes.AUDIO]&&o.push("audio"),l[u.ElementaryStreamTypes.VIDEO]&&o.push("video"));0===o.length&&s.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,a&&(a.stats.buffering.end=t);var e=a?a.stats:i.stats;r.hls.trigger(n.Events.FRAG_BUFFERED,{frag:i,part:a,stats:e,id:i.type})}),o)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return!n||e.type&&e.type!==i||(n.ending=!0,n.ended||(n.ended=!0,s.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS"))),t&&!(n&&!n.ended)}),!0)&&(s.logger.log("[buffer-controller]: Queueing mediaSource.endOfStream()"),this.blockBuffers((function(){r.getSourceBufferTypes().forEach((function(t){var e=r.sourceBuffer[t];e&&(e.ending=!1)}));var t=r.mediaSource;t&&"open"===t.readyState?(s.logger.log("[buffer-controller]: Calling mediaSource.endOfStream()"),t.endOfStream()):t&&s.logger.info("[buffer-controller]: Could not call mediaSource.endOfStream(). mediaSource.readyState: "+t.readyState)})))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,a=this.sourceBuffer;if(r&&null!==e){var l=this.getSourceBufferTypes();if(l.length){var u=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if((0,i.isFiniteNumber)(u)&&!(u<0)){var d=r.currentTime,c=e.levelTargetDuration,h=Math.max(u,c),f=Math.floor(d/c)*c-h;l.forEach((function(r){var i=a[r];if(i){var l=o.BufferHelper.getBuffered(i);if(l.length>0&&f>l.start(0)){if(t.trigger(n.Events.BACK_BUFFER_REACHED,{bufferEnd:f}),e.live)t.trigger(n.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:f});else if(i.ended&&l.end(l.length-1)-d<2*c)return void s.logger.info("[buffer-controller]: Cannot flush "+r+" back buffer while SourceBuffer is in ended state");t.trigger(n.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:f,type:r})}}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,n=this.mediaSource,a=t.fragments[0].start+t.totalduration,o=r.duration,l=(0,i.isFiniteNumber)(n.duration)?n.duration:0;t.live&&e.config.liveDurationInfinity?(s.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),n.duration=1/0,this.updateSeekableRange(t)):(a>l&&a>o||!(0,i.isFiniteNumber)(o))&&(s.logger.log("[buffer-controller]: Updating Media Source duration to "+a.toFixed(3)),n.duration=a)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var s=this.getSourceBufferTypes();if(0===s.length)return void this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});s.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var o in t)if(!e[o]){var l=t[o];if(!l)throw Error("source buffer exists for track "+o+", however track does not");var u=l.levelCodec||l.codec,d=l.container+";codecs="+u;s.logger.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var c=e[o]=r.addSourceBuffer(d),h=o;this.addBufferListener(h,"updatestart",this._onSBUpdateStart),this.addBufferListener(h,"updateend",this._onSBUpdateEnd),this.addBufferListener(h,"error",this._onSBUpdateError),this.tracks[o]={buffer:c,codec:u,container:l.container,levelCodec:l.levelCodec,metadata:l.metadata,id:l.id},i++}catch(t){s.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:d})}}i&&this.hls.trigger(n.Events.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){s.logger.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(n.Events.ERROR,{type:a.ErrorTypes.MEDIA_ERROR,details:a.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var n=this.media,a=this.mediaSource,o=this.operationQueue,l=this.sourceBuffer[t];if(!n||!a||!l)return s.logger.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void o.shiftAndExecuteNext(t);var u=(0,i.isFiniteNumber)(n.duration)?n.duration:1/0,d=(0,i.isFiniteNumber)(a.duration)?a.duration:1/0,c=Math.max(0,e),h=Math.min(r,u,d);h>c&&!l.ending?(l.ended=!1,s.logger.log("[buffer-controller]: Removing ["+c+","+h+"] from the "+t+" SourceBuffer"),console.assert(!l.updating,t+" sourceBuffer must not be updating"),l.remove(c,h)):o.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return s.logger.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,console.assert(!i.updating,e+" sourceBuffer must not be updating"),i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return s.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}},e.removeBufferListeners=function(t){var e=this.sourceBuffer[t];e&&this.listeners[t].forEach((function(t){e.removeEventListener(t.event,t.listener)}))},t}()},"./src/controller/buffer-operation-queue.ts":
/*!**************************************************!*\
  !*** ./src/controller/buffer-operation-queue.ts ***!
  \**************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>n});var i=r(/*! ../utils/logger */"./src/utils/logger.ts"),n=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var r=this.queues[e];r.push(t),1===r.length&&this.buffers[e]&&this.executeNext(e)},e.insertAbort=function(t,e){this.queues[e].unshift(t),this.executeNext(e)},e.appendBlocker=function(t){var e,r=new Promise((function(t){e=t})),i={execute:e,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,t),r},e.executeNext=function(t){var e=this.buffers,r=this.queues,n=e[t],s=r[t];if(s.length){var a=s[0];try{a.execute()}catch(e){i.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(e),n&&n.updating||(s.shift(),this.executeNext(t))}}},e.shiftAndExecuteNext=function(t){this.queues[t].shift(),this.executeNext(t)},e.current=function(t){return this.queues[t][0]},t}()},"./src/controller/cap-level-controller.ts":
/*!************************************************!*\
  !*** ./src/controller/cap-level-controller.ts ***!
  \************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s});var i=r(/*! ../events */"./src/events.ts");function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}const s=function(){function t(t){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var e,r,s,a=t.prototype;return a.setStreamController=function(t){this.streamController=t},a.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},a.registerListeners=function(){var t=this.hls;t.on(i.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},a.unregisterListener=function(){var t=this.hls;t.off(i.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},a.onFpsDropLevelCapping=function(e,r){t.isLevelAllowed(r.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(r.droppedLevel)},a.onMediaAttaching=function(t,e){this.media=e.media instanceof HTMLVideoElement?e.media:null,this.clientRect=null},a.onManifestParsed=function(t,e){var r=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,r.config.capLevelToPlayerSize&&e.video&&this.startCapping()},a.onBufferCodecs=function(t,e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()},a.onMediaDetaching=function(){this.stopCapping()},a.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},a.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return t.isLevelAllowed(n,r.restrictedLevels)&&n<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},a.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},a.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},a.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,n,s=t.length-1,a=0;a<t.length;a+=1){var o=t[a];if((o.width>=e||o.height>=r)&&(i=o,!(n=t[a+1])||i.width!==n.width||i.height!==n.height)){s=a;break}}return s},e=t,(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return t}}])&&n(e.prototype,r),s&&n(e,s),Object.defineProperty(e,"prototype",{writable:!1}),t}()},"./src/controller/cmcd-controller.ts":
/*!*******************************************!*\
  !*** ./src/controller/cmcd-controller.ts ***!
  \*******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>h});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../types/cmcd */"./src/types/cmcd.ts"),s=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function l(t,e,r){return e&&o(t.prototype,e),r&&o(t,r),Object.defineProperty(t,"prototype",{writable:!1}),t}function u(t,e){var r="undefined"!=typeof Symbol&&t[Symbol.iterator]||t["@@iterator"];if(r)return(r=r.call(t)).next.bind(r);if(Array.isArray(t)||(r=function(t,e){if(!t)return;if("string"==typeof t)return d(t,e);var r=Object.prototype.toString.call(t).slice(8,-1);"Object"===r&&t.constructor&&(r=t.constructor.name);if("Map"===r||"Set"===r)return Array.from(t);if("Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r))return d(t,e)}(t))||e&&t&&"number"==typeof t.length){r&&(t=r);var i=0;return function(){return i>=t.length?{done:!0}:{done:!1,value:t[i++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function d(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,i=new Array(e);r<e;r++)i[r]=t[r];return i}function c(){return(c=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var h=function(){function t(e){var r=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){r.initialized&&(r.starved=!0),r.buffering=!0},this.onPlaying=function(){r.initialized||(r.initialized=!0),r.buffering=!1},this.applyPlaylistData=function(t){try{r.apply(t,{ot:n.CMCDObjectType.MANIFEST,su:!r.initialized})}catch(t){a.logger.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=function(t){try{var e=t.frag,i=r.hls.levels[e.level],s=r.getObjectType(e),o={d:1e3*e.duration,ot:s};s!==n.CMCDObjectType.VIDEO&&s!==n.CMCDObjectType.AUDIO&&s!=n.CMCDObjectType.MUXED||(o.br=i.bitrate/1e3,o.tb=r.getTopBandwidth(s)/1e3,o.bl=r.getBufferLength(s)),r.apply(t,o)}catch(t){a.logger.warn("Could not generate segment CMCD data.",t)}},this.hls=e;var i=this.config=e.config,s=i.cmcd;null!=s&&(i.pLoader=this.createPlaylistLoader(),i.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||t.uuid(),this.cid=s.contentId,this.useHeaders=!0===s.useHeaders,this.registerListeners())}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.on(i.Events.BUFFER_CREATED,this.onBufferCreated,this)},e.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.off(i.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},e.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},e.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},e.onMediaDetached=function(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)},e.onBufferCreated=function(t,e){var r,i;this.audioBuffer=null===(r=e.tracks.audio)||void 0===r?void 0:r.buffer,this.videoBuffer=null===(i=e.tracks.video)||void 0===i?void 0:i.buffer},e.createData=function(){var t;return{v:n.CMCDVersion,sf:n.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:null===(t=this.media)||void 0===t?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},e.apply=function(e,r){void 0===r&&(r={}),c(r,this.createData());var i=r.ot===n.CMCDObjectType.INIT||r.ot===n.CMCDObjectType.VIDEO||r.ot===n.CMCDObjectType.MUXED;if(this.starved&&i&&(r.bs=!0,r.su=!0,this.starved=!1),null==r.su&&(r.su=this.buffering),this.useHeaders){var s=t.toHeaders(r);if(!Object.keys(s).length)return;e.headers||(e.headers={}),c(e.headers,s)}else{var a=t.toQuery(r);if(!a)return;e.url=t.appendQueryToUri(e.url,a)}},e.getObjectType=function(t){var e=t.type;return"subtitle"===e?n.CMCDObjectType.TIMED_TEXT:"initSegment"===t.sn?n.CMCDObjectType.INIT:"audio"===e?n.CMCDObjectType.AUDIO:"main"===e?this.hls.audioTracks.length?n.CMCDObjectType.VIDEO:n.CMCDObjectType.MUXED:void 0},e.getTopBandwidth=function(t){var e,r=0,i=this.hls;if(t===n.CMCDObjectType.AUDIO)e=i.audioTracks;else{var s=i.maxAutoLevel,a=s>-1?s+1:i.levels.length;e=i.levels.slice(0,a)}for(var o,l=u(e);!(o=l()).done;){var d=o.value;d.bitrate>r&&(r=d.bitrate)}return r>0?r:NaN},e.getBufferLength=function(t){var e=this.hls.media,r=t===n.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;return r&&e?1e3*s.BufferHelper.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},l(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},l(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},t.uuid=function(){var t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)},t.serialize=function(t){for(var e,r=[],i=function(t){return!Number.isNaN(t)&&null!=t&&""!==t&&!1!==t},n=function(t){return Math.round(t)},s=function(t){return 100*n(t/100)},a={br:n,d:n,bl:s,dl:s,mtp:s,nor:function(t){return encodeURIComponent(t)},rtp:s,tb:n},o=u(Object.keys(t||{}).sort());!(e=o()).done;){var l=e.value,d=t[l];if(i(d)&&!("v"===l&&1===d||"pr"==l&&1===d)){var c=a[l];c&&(d=c(d));var h=typeof d,f=void 0;f="ot"===l||"sf"===l||"st"===l?l+"="+d:"boolean"===h?l:"number"===h?l+"="+d:l+"="+JSON.stringify(d),r.push(f)}}return r.join(",")},t.toHeaders=function(e){for(var r={},i=["Object","Request","Session","Status"],n=[{},{},{},{}],s={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},a=0,o=Object.keys(e);a<o.length;a++){var l=o[a];n[null!=s[l]?s[l]:1][l]=e[l]}for(var u=0;u<n.length;u++){var d=t.serialize(n[u]);d&&(r["CMCD-"+i[u]]=d)}return r},t.toQuery=function(e){return"CMCD="+encodeURIComponent(t.serialize(e))},t.appendQueryToUri=function(t,e){if(!e)return t;var r=t.includes("?")?"&":"?";return""+t+r+e},t}()},"./src/controller/eme-controller.ts":
/*!******************************************!*\
  !*** ./src/controller/eme-controller.ts ***!
  \******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>b});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ../utils/mediakeys-helper */"./src/utils/mediakeys-helper.ts"),o=r(/*! ../utils/keysystem-util */"./src/utils/keysystem-util.ts"),l=r(/*! ../utils/numeric-encoding-utils */"./src/utils/numeric-encoding-utils.ts"),u=r(/*! ../loader/level-key */"./src/loader/level-key.ts"),d=r(/*! ../utils/hex */"./src/utils/hex.ts"),c=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),h=r(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),f=r.n(h);function g(t){var e="function"==typeof Map?new Map:void 0;return(g=function(t){if(null===t||(r=t,-1===Function.toString.call(r).indexOf("[native code]")))return t;var r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return v(t,arguments,y(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),m(i,t)})(t)}function v(t,e,r){return(v=p()?Reflect.construct.bind():function(t,e,r){var i=[null];i.push.apply(i,e);var n=new(Function.bind.apply(t,i));return r&&m(n,r.prototype),n}).apply(null,arguments)}function p(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function m(t,e){return(m=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function y(t){return(y=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var E="[eme]",T=function(){function t(e){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=t.CDMCleanupPromise?[t.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=s.logger.debug.bind(s.logger,E),this.log=s.logger.log.bind(s.logger,E),this.warn=s.logger.warn.bind(s.logger,E),this.error=s.logger.error.bind(s.logger,E),this.hls=e,this.config=e.config,this.registerListeners()}var e=t.prototype;return e.destroy=function(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null},e.registerListeners=function(){this.hls.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.unregisterListeners=function(){this.hls.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(i.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(i.Events.MANIFEST_LOADED,this.onManifestLoaded,this)},e.getLicenseServerUrl=function(t){var e=this.config,r=e.drmSystems,i=e.widevineLicenseUrl,n=r[t];if(n)return n.licenseUrl;if(t===a.KeySystems.WIDEVINE&&i)return i;throw new Error('no license server URL configured for key-system "'+t+'"')},e.getServerCertificateUrl=function(t){var e=this.config.drmSystems[t];if(e)return e.serverCertificateUrl;this.log('No Server Certificate in config.drmSystems["'+t+'"]')},e.attemptKeySystemAccess=function(t){var e=this,r=this.hls.levels,i=function(t,e,r){return!!t&&r.indexOf(t)===e},s=r.map((function(t){return t.audioCodec})).filter(i),a=r.map((function(t){return t.videoCodec})).filter(i);return s.length+a.length===0&&a.push("avc1.42e01e"),new Promise((function(r,i){!function t(o){var l=o.shift();e.getMediaKeysPromise(l,s,a).then((function(t){return r({keySystem:l,mediaKeys:t})})).catch((function(e){o.length?t(o):i(e instanceof S?e:new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))}(t)}))},e.requestMediaKeySystemAccess=function(t,e){var r=this.config.requestMediaKeySystemAccessFunc;if("function"!=typeof r){var i="Configured requestMediaKeySystemAccess is not a function "+r;return null===a.requestMediaKeySystemAccess&&"http:"===self.location.protocol&&(i="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(i))}return r(t,e)},e.getMediaKeysPromise=function(t,e,r){var i=this,n=(0,a.getSupportedMediaKeySystemConfigurations)(t,e,r,this.config.drmSystemOptions),s=this.keySystemAccessPromises[t],o=null==s?void 0:s.keySystemAccess;if(!o){this.log('Requesting encrypted media "'+t+'" key-system access with config: '+JSON.stringify(n)),o=this.requestMediaKeySystemAccess(t,n);var l=this.keySystemAccessPromises[t]={keySystemAccess:o};return o.catch((function(e){i.log('Failed to obtain access to key-system "'+t+'": '+e)})),o.then((function(e){i.log('Access for key-system "'+e.keySystem+'" obtained');var r=i.fetchServerCertificate(t);return i.log('Create media-keys for "'+t+'"'),l.mediaKeys=e.createMediaKeys().then((function(e){return i.log('Media-keys created for "'+t+'"'),r.then((function(r){return r?i.setMediaKeysServerCertificate(e,t,r):e}))})),l.mediaKeys.catch((function(e){i.error('Failed to create media-keys for "'+t+'"}: '+e)})),l.mediaKeys}))}return o.then((function(){return s.mediaKeys}))},e.createMediaKeySessionContext=function(t){var e=t.decryptdata,r=t.keySystem,i=t.mediaKeys;console.assert(!!i,"mediaKeys is defined"),this.log('Creating key-system session "'+r+'" keyId: '+d.default.hexDump(e.keyId||[]));var n=i.createSession(),s={decryptdata:e,keySystem:r,mediaKeys:i,mediaKeysSession:n,keyStatus:"status-pending"};return this.mediaKeySessions.push(s),s},e.renewKeySession=function(t){var e=t.decryptdata;if(e.pssh){var r=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e);this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,"cenc",e.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)},e.getKeyIdString=function(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return d.default.hexDump(t.keyId)},e.updateKeySession=function(t,e){var r,i=t.mediaKeysSession;return this.log('Updating key-session "'+i.sessionId+'" for keyID '+d.default.hexDump((null===(r=t.decryptdata)||void 0===r?void 0:r.keyId)||[])+"\n      } (data length: "+(e?e.byteLength:e)+")"),i.update(e)},e.selectKeySystemFormat=function(t){var e=Object.keys(t.levelkeys||{});return this.keyFormatPromise||(this.log("Selecting key-system from fragment (sn: "+t.sn+" "+t.type+": "+t.level+") key formats "+e.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise},e.getKeyFormatPromise=function(t){var e=this;return new Promise((function(r,i){var n=(0,a.getKeySystemsForConfig)(e.config),s=t.map(a.keySystemFormatToKeySystemDomain).filter((function(t){return!!t&&-1!==n.indexOf(t)}));return e.getKeySystemSelectionPromise(s).then((function(t){var e=t.keySystem,n=(0,a.keySystemDomainToKeySystemFormat)(e);n?r(n):i(new Error('Unable to find format for key-system "'+e+'"'))})).catch(i)}))},e.loadKey=function(t){var e=this,r=t.keyInfo.decryptdata,i=this.getKeyIdString(r),n="(keyId: "+i+' format: "'+r.keyFormat+'" method: '+r.method+" uri: "+r.uri+")";this.log("Starting session for key "+n);var s=this.keyIdToKeySessionPromise[i];return s||(s=this.keyIdToKeySessionPromise[i]=this.getKeySystemForKeyPromise(r).then((function(i){var s=i.keySystem,a=i.mediaKeys;return e.throwIfDestroyed(),e.log("Handle encrypted media sn: "+t.frag.sn+" "+t.frag.type+": "+t.frag.level+" using key "+n),e.attemptSetMediaKeys(s,a).then((function(){e.throwIfDestroyed();var t=e.createMediaKeySessionContext({keySystem:s,mediaKeys:a,decryptdata:r});return e.generateRequestWithPreferredKeySession(t,"cenc",r.pssh,"playlist-key")}))}))).catch((function(t){return e.handleError(t)})),s},e.throwIfDestroyed=function(t){if(void 0===t&&(t="Invalid state"),!this.hls)throw new Error("invalid state")},e.handleError=function(t){this.hls&&(this.error(t.message),t instanceof S?this.hls.trigger(i.Events.ERROR,t.data):this.hls.trigger(i.Events.ERROR,{type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0}))},e.getKeySystemForKeyPromise=function(t){var e=this.getKeyIdString(t),r=this.keyIdToKeySessionPromise[e];if(!r){var i=(0,a.keySystemFormatToKeySystemDomain)(t.keyFormat),n=i?[i]:(0,a.getKeySystemsForConfig)(this.config);return this.attemptKeySystemAccess(n)}return r},e.getKeySystemSelectionPromise=function(t){if(t.length||(t=(0,a.getKeySystemsForConfig)(this.config)),0===t.length)throw new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},"Missing key-system license configuration options "+JSON.stringify({drmSystems:this.config.drmSystems}));return this.attemptKeySystemAccess(t)},e._onMediaEncrypted=function(t){var e=this,r=t.initDataType,i=t.initData;if(this.debug('"'+t.type+'" event: init data type: "'+r+'"'),null!==i){var n,s;if("sinf"===r&&this.config.drmSystems[a.KeySystems.FAIRPLAY]){var o=(0,c.bin2str)(new Uint8Array(i));try{var h=(0,l.base64Decode)(JSON.parse(o).sinf),f=(0,c.parseSinf)(new Uint8Array(h));if(!f)return;n=f.subarray(8,24),s=a.KeySystems.FAIRPLAY}catch(t){return void this.warn('Failed to parse sinf "encrypted" event message initData')}}else{var g=(0,c.parsePssh)(i);if(null===g)return;0===g.version&&g.systemId===a.KeySystemIds.WIDEVINE&&g.data&&(n=g.data.subarray(8,24)),s=(0,a.keySystemIdToKeySystemDomain)(g.systemId)}if(s&&n){for(var v=d.default.hexDump(n),p=this.keyIdToKeySessionPromise,m=this.mediaKeySessions,y=p[v],E=function(t){var s=m[t],a=s.decryptdata;if(a.pssh||!a.keyId)return"continue";var o=d.default.hexDump(a.keyId);return v===o||-1!==a.uri.replace(/-/g,"").indexOf(v)?(y=p[o],delete p[o],a.pssh=new Uint8Array(i),a.keyId=n,y=p[v]=y.then((function(){return e.generateRequestWithPreferredKeySession(s,r,i,"encrypted-event-key-match")})),"break"):void 0},T=0;T<m.length;T++){var S=E(T);if("continue"!==S&&"break"===S)break}y||(y=p[v]=this.getKeySystemSelectionPromise([s]).then((function(t){var s,o=t.keySystem,l=t.mediaKeys;e.throwIfDestroyed();var d=new u.LevelKey("ISO-23001-7",v,null!=(s=(0,a.keySystemDomainToKeySystemFormat)(o))?s:"");return d.pssh=new Uint8Array(i),d.keyId=n,e.attemptSetMediaKeys(o,l).then((function(){e.throwIfDestroyed();var t=e.createMediaKeySessionContext({decryptdata:d,keySystem:o,mediaKeys:l});return e.generateRequestWithPreferredKeySession(t,r,i,"encrypted-event-no-match")}))}))),y.catch((function(t){return e.handleError(t)}))}}},e._onWaitingForKey=function(t){this.log('"'+t.type+'" event')},e.attemptSetMediaKeys=function(t,e){var r=this,i=this.setMediaKeysQueue.slice();this.log('Setting media-keys for "'+t+'"');var n=Promise.all(i).then((function(){if(!r.media)throw new Error("Attempted to set mediaKeys without media element attached");return r.media.setMediaKeys(e)}));return this.setMediaKeysQueue.push(n),n.then((function(){r.log('Media-keys set for "'+t+'"'),i.push(n),r.setMediaKeysQueue=r.setMediaKeysQueue.filter((function(t){return-1===i.indexOf(t)}))}))},e.generateRequestWithPreferredKeySession=function(t,e,r,i){var s,l,u=this,d=null===(s=this.config.drmSystems)||void 0===s||null===(l=s[t.keySystem])||void 0===l?void 0:l.generateRequest;if(d)try{var c=d.call(this.hls,e,r,t);if(!c)throw new Error("Invalid response from configured generateRequest filter");e=c.initDataType,r=t.decryptdata.pssh=c.initData?new Uint8Array(c.initData):null}catch(t){var h;if(this.warn(t.message),null!==(h=this.hls)&&void 0!==h&&h.config.debug)throw t}if(null===r)return this.log('Skipping key-session request for "'+i+'" (no initData)'),Promise.resolve(t);var g=this.getKeyIdString(t.decryptdata);this.log('Generating key-session request for "'+i+'": '+g+" (init data type: "+e+" length: "+(r?r.byteLength:null)+")");var v=new(f());t.mediaKeysSession.onmessage=function(e){var r=t.mediaKeysSession;if(r){var i=e.messageType,n=e.message;u.log('"'+i+'" message event for session "'+r.sessionId+'" message size: '+n.byteLength),"license-request"===i||"license-renewal"===i?u.renewLicense(t,n).catch((function(t){u.handleError(t),v.emit("error",t)})):"license-release"===i?t.keySystem===a.KeySystems.FAIRPLAY&&(u.updateKeySession(t,(0,o.strToUtf8array)("acknowledged")),u.removeSession(t)):u.warn('unhandled media key message type "'+i+'"')}else v.emit("error",new Error("invalid state"))},t.mediaKeysSession.onkeystatuseschange=function(e){if(t.mediaKeysSession){u.onKeyStatusChange(t);var r=t.keyStatus;v.emit("keyStatus",r),"expired"===r&&(u.warn(t.keySystem+" expired for key "+g),u.renewKeySession(t))}else v.emit("error",new Error("invalid state"))};var p=new Promise((function(t,e){v.on("error",e),v.on("keyStatus",(function(r){r.startsWith("usable")?t():"output-restricted"===r?e(new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===r?e(new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},'key status changed to "'+r+'"')):"expired"===r?e(new Error("key expired while generating request")):u.warn('unhandled key status change "'+r+'"')}))}));return t.mediaKeysSession.generateRequest(e,r).then((function(){var e;u.log('Request generated for key-session "'+(null===(e=t.mediaKeysSession)||void 0===e?void 0:e.sessionId)+'" keyId: '+g)})).catch((function(t){throw new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_NO_SESSION,error:t,fatal:!1},"Error generating key-session request: "+t)})).then((function(){return p})).catch((function(e){throw v.removeAllListeners(),u.removeSession(t),e})).then((function(){return v.removeAllListeners(),t}))},e.onKeyStatusChange=function(t){var e=this;t.mediaKeysSession.keyStatuses.forEach((function(r,i){e.log('key status change "'+r+'" for keyStatuses keyId: '+d.default.hexDump("buffer"in i?new Uint8Array(i.buffer,i.byteOffset,i.byteLength):new Uint8Array(i))+" session keyId: "+d.default.hexDump(new Uint8Array(t.decryptdata.keyId||[]))+" uri: "+t.decryptdata.uri),t.keyStatus=r}))},e.fetchServerCertificate=function(t){var e=this;return new Promise((function(r,i){var s=e.getServerCertificateUrl(t);if(!s)return r();e.log('Fetching serverCertificate for "'+t+'"');var a=new XMLHttpRequest;a.open("GET",s,!0),a.responseType="arraybuffer",a.onreadystatechange=function(){a.readyState===XMLHttpRequest.DONE&&(200===a.status?r(a.response):i(new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:a},'"'+t+'" certificate request XHR failed ('+s+"). Status: "+a.status+" ("+a.statusText+")")))},a.send()}))},e.setMediaKeysServerCertificate=function(t,e,r){var i=this;return new Promise((function(s,a){t.setServerCertificate(r).then((function(n){i.log("setServerCertificate "+(n?"success":"not supported by CDM")+" ("+(null==r?void 0:r.byteLength)+') on "'+e+'"'),s(t)})).catch((function(t){a(new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:t,fatal:!0},t.message))}))}))},e.renewLicense=function(t,e){var r=this;return this.requestLicense(t,new Uint8Array(e)).then((function(e){return r.updateKeySession(t,new Uint8Array(e)).catch((function(t){throw new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:t,fatal:!0},t.message)}))}))},e.setupLicenseXHR=function(t,e,r,i){var n=this,s=this.config.licenseXhrSetup;return s?Promise.resolve().then((function(){if(!r.decryptdata)throw new Error("Key removed");return s.call(n.hls,t,e,r,i)})).catch((function(a){if(!r.decryptdata)throw a;return t.open("POST",e,!0),s.call(n.hls,t,e,r,i)})).then((function(r){return t.readyState||t.open("POST",e,!0),{xhr:t,licenseChallenge:r||i}})):(t.open("POST",e,!0),Promise.resolve({xhr:t,licenseChallenge:i}))},e.requestLicense=function(t,e){var r=this;return new Promise((function(i,s){var a=r.getLicenseServerUrl(t.keySystem);r.log("Sending license request to URL: "+a);var o=new XMLHttpRequest;o.responseType="arraybuffer",o.onreadystatechange=function(){if(!r.hls||!t.mediaKeysSession)return s(new Error("invalid state"));if(4===o.readyState)if(200===o.status){r._requestLicenseFailureCount=0;var l=o.response;r.log("License received "+(l instanceof ArrayBuffer?l.byteLength:l));var u=r.config.licenseResponseCallback;if(u)try{l=u.call(r.hls,o,a,t)}catch(t){r.error(t)}i(l)}else if(r._requestLicenseFailureCount++,r._requestLicenseFailureCount>3||o.status>=400&&o.status<500)s(new S({type:n.ErrorTypes.KEY_SYSTEM_ERROR,details:n.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:o},"License Request XHR failed ("+a+"). Status: "+o.status+" ("+o.statusText+")"));else{var d=3-r._requestLicenseFailureCount+1;r.warn("Retrying license request, "+d+" attempts left"),r.requestLicense(t,e).then(i,s)}},t.licenseXhr&&t.licenseXhr.readyState!==XMLHttpRequest.DONE&&t.licenseXhr.abort(),t.licenseXhr=o,r.setupLicenseXHR(o,a,t,e).then((function(t){var e=t.xhr,r=t.licenseChallenge;e.send(r)}))}))},e.onMediaAttached=function(t,e){if(this.config.emeEnabled){var r=e.media;this.media=r,r.addEventListener("encrypted",this.onMediaEncrypted),r.addEventListener("waitingforkey",this.onWaitingForKey)}},e.onMediaDetached=function(){var e=this,r=this.media,i=this.mediaKeySessions;r&&(r.removeEventListener("encrypted",this.onMediaEncrypted),r.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},u.LevelKey.clearKeyUriToKeyIdMap();var n=i.length;t.CDMCleanupPromise=Promise.all(i.map((function(t){return e.removeSession(t)})).concat(null==r?void 0:r.setMediaKeys(null).catch((function(t){e.log("Could not clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))})))).then((function(){n&&(e.log("finished closing key sessions and clearing media keys"),i.length=0)})).catch((function(t){e.log("Could not close sessions and clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))}))},e.onManifestLoaded=function(t,e){var r=e.sessionKeys;if(r&&this.config.emeEnabled&&!this.keyFormatPromise){var i=r.reduce((function(t,e){return-1===t.indexOf(e.keyFormat)&&t.push(e.keyFormat),t}),[]);this.log("Selecting key-system from session-keys "+i.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(i)}},e.removeSession=function(t){var e=this,r=t.mediaKeysSession,i=t.licenseXhr;if(r){this.log("Remove licenses and keys and close session "+r.sessionId),r.onmessage=null,r.onkeystatuseschange=null,i&&i.readyState!==XMLHttpRequest.DONE&&i.abort(),t.mediaKeysSession=t.decryptdata=t.licenseXhr=void 0;var n=this.mediaKeySessions.indexOf(t);return n>-1&&this.mediaKeySessions.splice(n,1),r.remove().catch((function(t){e.log("Could not remove session: "+t)})).then((function(){return r.close()})).catch((function(t){e.log("Could not close session: "+t)}))}},t}();T.CDMCleanupPromise=void 0;var S=function(t){var e,r;function i(e,r){var i;return(i=t.call(this,r)||this).data=void 0,i.data=e,e.err=e.error,i}return r=t,(e=i).prototype=Object.create(r.prototype),e.prototype.constructor=e,m(e,r),i}(g(Error));const b=T},"./src/controller/fps-controller.ts":
/*!******************************************!*\
  !*** ./src/controller/fps-controller.ts ***!
  \******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../utils/logger */"./src/utils/logger.ts");const s=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(i.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(i.Events.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var s=performance.now();if(e){if(this.lastTime){var a=s-this.lastTime,o=r-this.lastDroppedFrames,l=e-this.lastDecodedFrames,u=1e3*o/a,d=this.hls;if(d.trigger(i.Events.FPS_DROP,{currentDropped:o,currentDecoded:l,totalDroppedFrames:r}),u>0&&o>d.config.fpsDroppedMonitoringThreshold*l){var c=d.currentLevel;n.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+c),c>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=c)&&(c-=1,d.trigger(i.Events.FPS_DROP_LEVEL_CAPPING,{level:c,droppedLevel:d.currentLevel}),d.autoLevelCapping=c,this.streamController.nextLevelSwitch())}}this.lastTime=s,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}()},"./src/controller/fragment-finders.ts":
/*!********************************************!*\
  !*** ./src/controller/fragment-finders.ts ***!
  \********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{findFragWithCC:()=>u,findFragmentByPDT:()=>s,findFragmentByPTS:()=>a,fragmentWithinToleranceTest:()=>o,pdtWithinToleranceTest:()=>l});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../utils/binary-search */"./src/utils/binary-search.ts");function s(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!(0,i.isFiniteNumber)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var n=0;n<t.length;++n){var s=t[n];if(l(e,r,s))return s}return null}function a(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var s=null;if(t?s=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(s=e[0]),s&&0===o(r,i,s))return s;var a=n.default.search(e,o.bind(null,r,i));return!a||a===t&&s?s:a}function o(t,e,r){if(void 0===t&&(t=0),void 0===e&&(e=0),r.start<=t&&r.start+r.duration>t)return 0;var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function l(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function u(t,e){return n.default.search(t,(function(t){return t.cc<e?1:t.cc>e?-1:0}))}},"./src/controller/fragment-tracker.ts":
/*!********************************************!*\
  !*** ./src/controller/fragment-tracker.ts ***!
  \********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{FragmentState:()=>i,FragmentTracker:()=>a});var i,n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../types/loader */"./src/types/loader.ts");!function(t){t.NOT_LOADED="NOT_LOADED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}(i||(i={}));var a=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(n.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.on(n.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(n.Events.BUFFER_APPENDED,this.onBufferAppended,this),t.off(n.Events.FRAG_BUFFERED,this.onFragBuffered,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.endListFragments=this.timeRanges=this.activeFragment=this.activeParts=null},e.getAppendedFrag=function(t,e){if(e===s.PlaylistLevelType.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],o=a?a.end:r.appendedPTS;if(a.start<=t&&void 0!==o&&t<=o)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var s=r[i[n]];if((null==s?void 0:s.body.type)===e&&s.buffered){var a=s.body;if(a.start<=t&&t<=a.end)return a}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;this.timeRanges&&(this.timeRanges[t]=e),Object.keys(this.fragments).forEach((function(n){var s=i.fragments[n];if(s)if(s.buffered||s.loaded){var a=s.range[t];a&&a.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(s.body),r}))}else s.body.type===r&&i.removeFragment(s.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var s=l(i),a=this.fragments[s];a&&(Object.keys(r).forEach((function(t){var s=i.elementaryStreams[t];if(s){var o=r[t],l=null!==n||!0===s.partial;a.range[t]=e.getBufferedTimes(i,n,l,o)}})),a.loaded=null,Object.keys(a.range).length?(a.buffered=!0,a.body.endList&&(this.endListFragments[a.body.type]=a)):this.removeFragment(a.body))}},e.fragBuffered=function(t){var e=l(t),r=this.fragments[e];r&&(r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},s=e?e.start:t.start,a=e?e.end:t.end,o=t.minEndPTS||a,l=t.maxStartPTS||s,u=0;u<i.length;u++){var d=i.start(u)-this.bufferPadding,c=i.end(u)+this.bufferPadding;if(l>=d&&o<=c){n.time.push({startPTS:Math.max(s,i.start(u)),endPTS:Math.min(a,i.end(u))});break}if(s<c&&a>d)n.partial=!0,n.time.push({startPTS:Math.max(s,i.start(u)),endPTS:Math.min(a,i.end(u))});else if(a<=d)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,s=0,a=this.bufferPadding,l=this.fragments;return Object.keys(l).forEach((function(u){var d=l[u];d&&o(d)&&(r=d.body.start-a,i=d.body.end+a,t>=r&&t<=i&&(e=Math.min(t-r,i-t),s<=e&&(n=d.body,s=e)))})),n},e.isEndListAppended=function(t){var e=this.endListFragments[t];return void 0!==e&&(e.buffered||o(e))},e.getState=function(t){var e=l(t),r=this.fragments[e];return r?r.buffered?o(r)?i.PARTIAL:i.OK:i.APPENDING:i.NOT_LOADED},e.isTimeBuffered=function(t,e,r){for(var i,n,s=0;s<r.length;s++){if(i=r.start(s)-this.bufferPadding,n=r.end(s)+this.bufferPadding,t>=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=l(r);this.fragments[n]={body:r,loaded:e,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if(i.type===s.PlaylistLevelType.MAIN)if(this.activeFragment!==i&&(this.activeFragment=i,i.appendedPTS=void 0),n){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];if(r.detectEvictedFragments(t,e),!n&&i.type===s.PlaylistLevelType.MAIN){var o=i.elementaryStreams[t];if(!o)return;for(var l=0;l<e.length;l++){var u=e.end(l);u<=o.endPTS&&u>o.startPTS?i.appendedPTS=Math.max(u,i.appendedPTS||0):i.appendedPTS=o.endPTS}}}))},e.onFragBuffered=function(t,e){this.detectPartialFragments(e)},e.hasFragment=function(t){var e=l(t);return!!this.fragments[e]},e.removeFragmentsInRange=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(n){var s=i.fragments[n];if(s&&s.buffered){var a=s.body;a.type===r&&a.start<e&&a.end>t&&i.removeFragment(a)}}))},e.removeFragment=function(t){var e=l(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),t.appendedPTS=void 0,delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function o(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function l(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}},"./src/controller/gap-controller.ts":
/*!******************************************!*\
  !*** ./src/controller/gap-controller.ts ***!
  \******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{MAX_START_GAP_JUMP:()=>l,SKIP_BUFFER_HOLE_STEP_SECONDS:()=>u,SKIP_BUFFER_RANGE_START:()=>d,STALL_MINIMUM_DURATION_MS:()=>o,default:()=>c});var i=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),n=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ../events */"./src/events.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=250,l=2,u=.1,d=.05,c=function(){function t(t,e,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},e.poll=function(t,e){var r=this.config,n=this.media,s=this.stalled;if(null!==n){var u=n.currentTime,d=n.seeking,c=this.seeking&&!d,h=!this.seeking&&d;if(this.seeking=d,u===t){if((h||c)&&(this.stalled=null),!(n.paused&&!d||n.ended||0===n.playbackRate)&&i.BufferHelper.getBuffered(n).length){var f=i.BufferHelper.bufferInfo(n,u,0),g=f.len>0,v=f.nextStart||0;if(g||v){if(d){var p=f.len>l,m=!v||e&&e.start<=u||v-u>l&&!this.fragmentTracker.getPartialFragment(u);if(p||m)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var y,E=Math.max(v,f.start||0)-u,T=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,S=(null==T||null===(y=T.details)||void 0===y?void 0:y.live)?2*T.details.targetduration:l;if(E>0&&E<=S)return void this._trySkipBufferHole(null)}var b=self.performance.now();if(null!==s){var L=b-s;if(d||!(L>=o)||(this._reportStall(f),this.media)){var D=i.BufferHelper.bufferInfo(n,u,r.maxBufferHole);this._tryFixBufferStall(D,L)}}else this.stalled=b}}}else if(this.moved=!0,null!==s){if(this.stallReported){var A=self.performance.now()-s;a.logger.warn("playback not stuck anymore @"+u+", after "+Math.round(A)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var s=n.currentTime,o=i.getPartialFragment(s);if(o)if(this._trySkipBufferHole(o)||!this.media)return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(a.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},e._reportStall=function(t){var e=this.hls,r=this.media;!this.stallReported&&r&&(this.stallReported=!0,a.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")"),e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:t.len}))},e._trySkipBufferHole=function(t){var e=this.config,r=this.hls,o=this.media;if(null===o)return 0;for(var l=o.currentTime,c=0,h=i.BufferHelper.getBuffered(o),f=0;f<h.length;f++){var g=h.start(f);if(l+e.maxBufferHole>=c&&l<g){var v=Math.max(g+d,o.currentTime+u);return a.logger.warn("skipping hole, adjusting currentTime from "+l+" to "+v),this.moved=!0,this.stalled=null,o.currentTime=v,t&&r.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+l+" to "+v,frag:t}),v}c=h.end(f)}return 0},e._tryNudgeBuffer=function(){var t=this.config,e=this.hls,r=this.media,i=this.nudgeRetry;if(null!==r){var o=r.currentTime;if(this.nudgeRetry++,i<t.nudgeMaxRetry){var l=o+(i+1)*t.nudgeOffset;a.logger.warn("Nudging 'currentTime' from "+o+" to "+l),r.currentTime=l,e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else a.logger.error("Playhead still not moving while enough data buffered @"+o+" after "+t.nudgeMaxRetry+" nudges"),e.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})}},t}()},"./src/controller/id3-track-controller.ts":
/*!************************************************!*\
  !*** ./src/controller/id3-track-controller.ts ***!
  \************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>h});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),a=r(/*! ../demux/id3 */"./src/demux/id3.ts"),o=r(/*! ../loader/date-range */"./src/loader/date-range.ts"),l=r(/*! ../types/demuxer */"./src/types/demuxer.ts");function u(){return self.WebKitDataCue||self.VTTCue||self.TextTrackCue}var d=function(){var t=u();try{new t(0,Number.POSITIVE_INFINITY,"")}catch(t){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function c(t,e){return t.getTime()/1e3-e}const h=function(){function t(t){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=t,this._registerListeners()}var e=t.prototype;return e.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},e._registerListeners=function(){var t=this.hls;t.on(n.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},e._unregisterListeners=function(){var t=this.hls;t.off(n.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},e.onMediaAttached=function(t,e){this.media=e.media},e.onMediaDetaching=function(){this.id3Track&&((0,s.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},e.onManifestLoading=function(){this.dateRangeCuesAppended={}},e.createTrack=function(t){var e=this.getID3Track(t.textTracks);return e.mode="hidden",e},e.getID3Track=function(t){if(this.media){for(var e=0;e<t.length;e++){var r=t[e];if("metadata"===r.kind&&"id3"===r.label)return(0,s.sendAddTrackEvent)(r,this.media),r}return this.media.addTextTrack("metadata","id3")}},e.onFragParsingMetadata=function(t,e){if(this.media){var r=this.hls.config,i=r.enableEmsgMetadataCues,n=r.enableID3MetadataCues;if(i||n){var s=e.samples;this.id3Track||(this.id3Track=this.createTrack(this.media));for(var o=u(),c=0;c<s.length;c++){var h=s[c].type;if((h!==l.MetadataSchema.emsg||i)&&n){var f=a.getID3Frames(s[c].data);if(f){var g=s[c].pts,v=g+s[c].duration;v>d&&(v=d),v-g<=0&&(v=g+.25);for(var p=0;p<f.length;p++){var m=f[p];if(!a.isTimeStampFrame(m)){this.updateId3CueEnds(g);var y=new o(g,v,"");y.value=m,h&&(y.type=h),this.id3Track.addCue(y)}}}}}}}},e.updateId3CueEnds=function(t){var e,r=null===(e=this.id3Track)||void 0===e?void 0:e.cues;if(r)for(var i=r.length;i--;){var n=r[i];n.startTime<t&&n.endTime===d&&(n.endTime=t)}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,n=e.type,a=this.id3Track,o=this.hls;if(o){var u,d=o.config,c=d.enableEmsgMetadataCues,h=d.enableID3MetadataCues;if(a&&(c||h))u="audio"===n?function(t){return t.type===l.MetadataSchema.audioId3&&h}:"video"===n?function(t){return t.type===l.MetadataSchema.emsg&&c}:function(t){return t.type===l.MetadataSchema.audioId3&&h||t.type===l.MetadataSchema.emsg&&c},(0,s.removeCuesInRange)(a,r,i,u)}},e.onLevelUpdated=function(t,e){var r=this,n=e.details;if(this.media&&n.hasProgramDateTime&&this.hls.config.enableDateRangeMetadataCues){var s=this.dateRangeCuesAppended,a=this.id3Track,h=n.dateRanges,f=Object.keys(h);if(a)for(var g=Object.keys(s).filter((function(t){return!f.includes(t)})),v=function(t){var e=g[t];Object.keys(s[e].cues).forEach((function(t){a.removeCue(s[e].cues[t])})),delete s[e]},p=g.length;p--;)v(p);var m=n.fragments[n.fragments.length-1];if(0!==f.length&&(0,i.isFiniteNumber)(null==m?void 0:m.programDateTime)){this.id3Track||(this.id3Track=this.createTrack(this.media));for(var y=m.programDateTime/1e3-m.start,E=u(),T=function(t){var e=f[t],i=h[e],n=s[e],a=(null==n?void 0:n.cues)||{},u=(null==n?void 0:n.durationKnown)||!1,g=c(i.startDate,y),v=d,p=i.endDate;if(p)v=c(p,y),u=!0;else if(i.endOnNext&&!u){var m=f.reduce((function(t,e){var r=h[e];return r.class===i.class&&r.id!==e&&r.startDate>i.startDate&&t.push(r),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];m&&(v=c(m.startDate,y),u=!0)}for(var T,S=Object.keys(i.attr),b=0;b<S.length;b++){var L=S[b];if(L!==o.DateRangeAttribute.ID&&L!==o.DateRangeAttribute.CLASS&&L!==o.DateRangeAttribute.START_DATE&&L!==o.DateRangeAttribute.DURATION&&L!==o.DateRangeAttribute.END_DATE&&L!==o.DateRangeAttribute.END_ON_NEXT){var D=a[L];if(D)u&&!n.durationKnown&&(D.endTime=v);else{var A=i.attr[L];D=new E(g,v,""),L!==o.DateRangeAttribute.SCTE35_OUT&&L!==o.DateRangeAttribute.SCTE35_IN||(T=A,A=Uint8Array.from(T.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer),D.value={key:L,data:A},D.type=l.MetadataSchema.dateRange,r.id3Track.addCue(D),a[L]=D}}}s[e]={cues:a,dateRange:i,durationKnown:u}},S=0;S<f.length;S++)T(S)}}},t}()},"./src/controller/latency-controller.ts":
/*!**********************************************!*\
  !*** ./src/controller/latency-controller.ts ***!
  \**********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>o});var i=r(/*! ../errors */"./src/errors.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts");function a(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}var o=function(){function t(t){var e=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return e.timeupdate()},this.hls=t,this.config=t.config,this.registerListeners()}var e,r,o,l=t.prototype;return l.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},l.registerListeners=function(){this.hls.on(n.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(n.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(n.Events.ERROR,this.onError,this)},l.unregisterListeners=function(){this.hls.off(n.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(n.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(n.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(n.Events.ERROR,this.onError)},l.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},l.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},l.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},l.onLevelUpdated=function(t,e){var r=e.details;this.levelDetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},l.onError=function(t,e){e.details===i.ErrorDetails.BUFFER_STALLED_ERROR&&(this.stallCount++,s.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},l.timeupdate=function(){var t=this.media,e=this.levelDetails;if(t&&e){this.currentTime=t.currentTime;var r=this.computeLatency();if(null!==r){this._latency=r;var i=this.config,n=i.lowLatencyMode,s=i.maxLiveSyncPlaybackRate;if(n&&1!==s){var a=this.targetLatency;if(null!==a){var o=r-a,l=o<Math.min(this.maxLatency,a+e.targetduration);if(e.live&&l&&o>.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,s)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,d))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},l.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},l.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,s=n.liveSyncDuration,a=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==s?s:a*i);var d=i;return u+Math.min(1*this.stallCount,d)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,s=i-r.totalduration,a=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(s,n),a)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return(r?t.buffered.end(r-1):e.edge)-this.currentTime}}])&&a(e.prototype,r),o&&a(e,o),Object.defineProperty(e,"prototype",{writable:!1}),t}()},"./src/controller/level-controller.ts":
/*!********************************************!*\
  !*** ./src/controller/level-controller.ts ***!
  \********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>g});var i=r(/*! ../types/level */"./src/types/level.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ../utils/codecs */"./src/utils/codecs.ts"),o=r(/*! ./level-helper */"./src/controller/level-helper.ts"),l=r(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts");function d(){return(d=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function c(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function h(t,e){return(h=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}var f=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),g=function(t){var e,r;function l(e){var r;return(r=t.call(this,e,"[level-controller]")||this)._levels=[],r._firstLevel=-1,r._startLevel=void 0,r.currentLevelIndex=-1,r.manualLevelIndex=-1,r.onParsedComplete=void 0,r._registerListeners(),r}r=t,(e=l).prototype=Object.create(r.prototype),e.prototype.constructor=e,h(e,r);var g,v,p,m=l.prototype;return m._registerListeners=function(){var t=this.hls;t.on(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(n.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(n.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.on(n.Events.ERROR,this.onError,this)},m._unregisterListeners=function(){var t=this.hls;t.off(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(n.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(n.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(n.Events.ERROR,this.onError,this)},m.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,t.prototype.destroy.call(this)},m.startLoad=function(){this._levels.forEach((function(t){t.loadError=0})),t.prototype.startLoad.call(this)},m.onManifestLoaded=function(t,e){var r,l,u=[],d=[],c=[],h={},g=!1,v=!1,p=!1;if(e.levels.forEach((function(t){var e=t.attrs;g=g||!(!t.width||!t.height),v=v||!!t.videoCodec,p=p||!!t.audioCodec,f&&t.audioCodec&&-1!==t.audioCodec.indexOf("mp4a.40.34")&&(t.audioCodec=void 0);var r=t.bitrate+"-"+t.attrs.RESOLUTION+"-"+t.attrs.CODECS;(l=h[r])?l.url.push(t.url):(l=new i.Level(t),h[r]=l,u.push(l)),e&&(e.AUDIO&&(0,o.addGroupId)(l,"audio",e.AUDIO),e.SUBTITLES&&(0,o.addGroupId)(l,"text",e.SUBTITLES))})),(g||v)&&p&&(u=u.filter((function(t){var e=t.videoCodec,r=t.width,i=t.height;return!!e||!(!r||!i)}))),u=u.filter((function(t){var e=t.audioCodec,r=t.videoCodec;return(!e||(0,a.isCodecSupportedInMp4)(e,"audio"))&&(!r||(0,a.isCodecSupportedInMp4)(r,"video"))})),e.audioTracks&&(d=e.audioTracks.filter((function(t){return!t.audioCodec||(0,a.isCodecSupportedInMp4)(t.audioCodec,"audio")})),(0,o.assignTrackIdsByGroup)(d)),e.subtitles&&(c=e.subtitles,(0,o.assignTrackIdsByGroup)(c)),u.length>0){r=u[0].bitrate,u.sort((function(t,e){return t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"]?(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1:t.bitrate!==e.bitrate?t.bitrate-e.bitrate:t.attrs.SCORE!==e.attrs.SCORE?t.attrs.decimalFloatingPoint("SCORE")-e.attrs.decimalFloatingPoint("SCORE"):g&&t.height!==e.height?t.height-e.height:0})),this._levels=u;for(var m=0;m<u.length;m++)if(u[m].bitrate===r){this._firstLevel=m,this.log("manifest loaded, "+u.length+" level(s) found, first bitrate: "+r);break}var y=p&&!v,E={levels:u,audioTracks:d,subtitleTracks:c,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:p,video:v,altAudio:!y&&d.some((function(t){return!!t.url}))};this.hls.trigger(n.Events.MANIFEST_PARSED,E),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,reason:"no level with compatible codecs found in manifest"})},m.onError=function(e,r){var n,a;if(t.prototype.onError.call(this,e,r),!r.fatal){var o=r.context,l=this._levels[this.currentLevelIndex];if(o&&(o.type===u.PlaylistContextType.AUDIO_TRACK&&l.audioGroupIds&&o.groupId===l.audioGroupIds[l.urlId]||o.type===u.PlaylistContextType.SUBTITLE_TRACK&&l.textGroupIds&&o.groupId===l.textGroupIds[l.urlId]))this.redundantFailover(this.currentLevelIndex);else{var d,c=!1,h=!0;switch(r.details){case s.ErrorDetails.FRAG_LOAD_ERROR:case s.ErrorDetails.FRAG_LOAD_TIMEOUT:case s.ErrorDetails.KEY_LOAD_ERROR:case s.ErrorDetails.KEY_LOAD_TIMEOUT:if(r.frag){var f=r.frag.type===u.PlaylistLevelType.MAIN?r.frag.level:this.currentLevelIndex,g=this._levels[f];g?(g.fragmentError++,g.fragmentError>this.hls.config.fragLoadingMaxRetry&&(d=f)):d=f}break;case s.ErrorDetails.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:var v=l.attrs["HDCP-LEVEL"];v&&(this.hls.maxHdcpLevel=i.HdcpLevels[i.HdcpLevels.indexOf(v)-1],this.warn('Restricting playback to HDCP-LEVEL of "'+this.hls.maxHdcpLevel+'" or lower'));case s.ErrorDetails.FRAG_PARSING_ERROR:case s.ErrorDetails.KEY_SYSTEM_NO_SESSION:d=(null===(n=r.frag)||void 0===n?void 0:n.type)===u.PlaylistLevelType.MAIN?r.frag.level:this.currentLevelIndex,r.levelRetry=!1;break;case s.ErrorDetails.LEVEL_LOAD_ERROR:case s.ErrorDetails.LEVEL_LOAD_TIMEOUT:o&&(o.deliveryDirectives&&(h=!1),d=o.level),c=!0;break;case s.ErrorDetails.REMUX_ALLOC_ERROR:d=null!=(a=r.level)?a:this.currentLevelIndex,c=!0}void 0!==d&&this.recoverLevel(r,d,c,h)}}},m.recoverLevel=function(t,e,r,i){var n=t.details,s=this._levels[e];if(s.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var a=s.url.length;if(a>1&&s.loadError<a)t.levelRetry=!0,this.redundantFailover(e);else if(-1===this.manualLevelIndex){for(var o=-1,l=this._levels,u=l.length;u--;){var d=(u+this.currentLevelIndex)%l.length;if(d!==this.currentLevelIndex&&0===l[d].loadError){o=d;break}}o>-1&&this.currentLevelIndex!==o?(this.warn(n+": switch to "+o),t.levelRetry=!0,this.hls.nextAutoLevel=o):!1===t.levelRetry&&(t.fatal=!0)}}},m.redundantFailover=function(t){var e=this._levels[t],r=e.url.length;if(r>1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},m.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===u.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},m.onLevelLoaded=function(t,e){var r,i,n=e.level,s=e.details,a=this._levels[n];if(!a)return this.warn("Invalid level index "+n),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(s.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===a.fragmentError&&(a.loadError=0,this.retryCount=0),this.playlistLoaded(n,e,a.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(s.deltaUpdateFailed=!0)},m.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[e.id].groupId,s=0;s<r.audioGroupIds.length;s++)if(r.audioGroupIds[s]===n){i=s;break}i!==r.urlId&&(r.urlId=i,this.startLoad())}},m.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.currentLevelIndex,i=this._levels[r];if(this.canLoad&&i&&i.url.length>0){var s=i.urlId,a=i.url[s];if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+r+(void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+s+" "+a),this.clearTimer(),this.hls.trigger(n.Events.LEVEL_LOADING,{url:a,level:r,id:s,deliveryDirectives:e||null})}},m.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,n){return n!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(n.Events.LEVELS_UPDATED,{levels:i})},g=l,(v=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.OTHER_ERROR,details:s.ErrorDetails.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var a=this.currentLevelIndex,o=r[a],l=r[t];this.log("switching to level "+t+" from "+a),this.currentLevelIndex=t;var u=d({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(n.Events.LEVEL_SWITCHING,u);var c=l.details;if(!c||c.live){var h=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(h)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&c(g.prototype,v),p&&c(g,p),Object.defineProperty(g,"prototype",{writable:!1}),l}(l.default)},"./src/controller/level-helper.ts":
/*!****************************************!*\
  !*** ./src/controller/level-helper.ts ***!
  \****************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{addGroupId:()=>o,addSliding:()=>p,adjustSliding:()=>v,assignTrackIdsByGroup:()=>l,computeReloadInterval:()=>m,getFragmentWithSN:()=>y,getPartWith:()=>E,mapFragmentIntersection:()=>g,mapPartIntersection:()=>f,mergeDetails:()=>h,updateFragPTSDTS:()=>c,updatePTS:()=>u});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../utils/logger */"./src/utils/logger.ts"),s=r(/*! ../loader/date-range */"./src/loader/date-range.ts");function a(){return(a=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}function o(t,e,r){switch(e){case"audio":t.audioGroupIds||(t.audioGroupIds=[]),t.audioGroupIds.push(r);break;case"text":t.textGroupIds||(t.textGroupIds=[]),t.textGroupIds.push(r)}}function l(t){var e={};t.forEach((function(t){var r=t.groupId||"";t.id=e[r]=e[r]||0,e[r]++}))}function u(t,e,r){d(t[e],t[r])}function d(t,e){var r=e.startPTS;if((0,i.isFiniteNumber)(r)){var n,s=0;e.sn>t.sn?(s=r-t.start,n=t):(s=t.start-r,n=e),n.duration!==s&&(n.duration=s)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function c(t,e,r,s,a,o){s-r<=0&&(n.logger.warn("Fragment should have a positive duration",e),s=r+e.duration,o=a+e.duration);var l=r,u=s,c=e.startPTS,h=e.endPTS;if((0,i.isFiniteNumber)(c)){var f=Math.abs(c-r);(0,i.isFiniteNumber)(e.deltaPTS)?e.deltaPTS=Math.max(f,e.deltaPTS):e.deltaPTS=f,l=Math.max(r,c),r=Math.min(r,c),a=Math.min(a,e.startDTS),u=Math.min(s,h),s=Math.max(s,h),o=Math.max(o,e.endDTS)}e.duration=s-r;var g=r-e.start;e.start=e.startPTS=r,e.maxStartPTS=l,e.startDTS=a,e.endPTS=s,e.minEndPTS=u,e.endDTS=o;var v,p=e.sn;if(!t||p<t.startSN||p>t.endSN)return 0;var m=p-t.startSN,y=t.fragments;for(y[m]=e,v=m;v>0;v--)d(y[v],y[v-1]);for(v=m;v<y.length-1;v++)d(y[v],y[v+1]);return t.fragmentHint&&d(y[y.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,g}function h(t,e){for(var r=null,o=t.fragments,l=o.length-1;l>=0;l--){var u=o[l].initSegment;if(u){r=u;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var d,h=0;(g(t,e,(function(t,n){t.relurl&&(h=t.cc-n.cc),(0,i.isFiniteNumber)(t.startPTS)&&(0,i.isFiniteNumber)(t.endPTS)&&(n.start=n.startPTS=t.startPTS,n.startDTS=t.startDTS,n.appendedPTS=t.appendedPTS,n.maxStartPTS=t.maxStartPTS,n.endPTS=t.endPTS,n.endDTS=t.endDTS,n.minEndPTS=t.minEndPTS,n.duration=t.endPTS-t.startPTS,n.duration&&(d=n),e.PTSKnown=e.alignedSliding=!0),n.elementaryStreams=t.elementaryStreams,n.loader=t.loader,n.stats=t.stats,n.urlId=t.urlId,t.initSegment&&(n.initSegment=t.initSegment,r=t.initSegment)})),r)&&(e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments).forEach((function(t){var e;t.initSegment&&t.initSegment.relurl!==(null===(e=r)||void 0===e?void 0:e.relurl)||(t.initSegment=r)}));if(e.skippedSegments)if(e.deltaUpdateFailed=e.fragments.some((function(t){return!t})),e.deltaUpdateFailed){n.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var p=e.skippedSegments;p--;)e.fragments.shift();e.startSN=e.fragments[0].sn,e.startCC=e.fragments[0].cc}else e.canSkipDateRanges&&(e.dateRanges=function(t,e,r){var i=a({},t);r&&r.forEach((function(t){delete i[t]}));return Object.keys(e).forEach((function(t){var r=new s.DateRange(e[t].attr,i[t]);r.isValid?i[t]=r:n.logger.warn('Ignoring invalid Playlist Delta Update DATERANGE tag: "'+JSON.stringify(e[t].attr)+'"')})),i}(t.dateRanges,e.dateRanges,e.recentlyRemovedDateranges));var m=e.fragments;if(h){n.logger.warn("discontinuity sliding from playlist, take drift into account");for(var y=0;y<m.length;y++)m[y].cc+=h}e.skippedSegments&&(e.startCC=e.fragments[0].cc),f(t.partList,e.partList,(function(t,e){e.elementaryStreams=t.elementaryStreams,e.stats=t.stats})),d?c(e,d,d.startPTS,d.endPTS,d.startDTS,d.endDTS):v(t,e),m.length&&(e.totalduration=e.edge-m[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;var E=e.advancedDateTime;if(e.advanced&&E){var T=e.edge;e.driftStart||(e.driftStartTime=E,e.driftStart=T),e.driftEndTime=E,e.driftEnd=T}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime}function f(t,e,r){if(t&&e)for(var i=0,n=0,s=t.length;n<=s;n++){var a=t[n],o=e[n+i];a&&o&&a.index===o.index&&a.fragment.sn===o.fragment.sn?r(a,o):i--}}function g(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,s=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,a=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=s;u++){var d=l[a+u],c=o[u];i&&!c&&u<i&&(c=e.fragments[u]=d),d&&c&&r(d,c)}}function v(t,e){var r=e.startSN+e.skippedSegments-t.startSN,i=t.fragments;r<0||r>=i.length||p(e,i[r].start)}function p(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;i<r.length;i++)r[i].start+=e;t.fragmentHint&&(t.fragmentHint.start+=e)}}function m(t,e){void 0===e&&(e=1/0);var r=1e3*t.targetduration;if(t.updated){var i=t.fragments;if(i.length&&4*r>e){var n=1e3*i[i.length-1].duration;n<r&&(r=n)}}else r/=2;return Math.round(r)}function y(t,e,r){if(!t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:e<i.startSN&&r&&r.sn===e?r:null)}function E(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var n=i.length;n--;){var s=i[n];if(s.index===r&&s.fragment.sn===e)return s}return null}},"./src/controller/stream-controller.ts":
/*!*********************************************!*\
  !*** ./src/controller/stream-controller.ts ***!
  \*********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>m});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),s=r(/*! ../is-supported */"./src/is-supported.ts"),a=r(/*! ../events */"./src/events.ts"),o=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),l=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts"),d=r(/*! ../loader/fragment */"./src/loader/fragment.ts"),c=r(/*! ../demux/transmuxer-interface */"./src/demux/transmuxer-interface.ts"),h=r(/*! ../types/transmuxer */"./src/types/transmuxer.ts"),f=r(/*! ./gap-controller */"./src/controller/gap-controller.ts"),g=r(/*! ../errors */"./src/errors.ts");function v(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function p(t,e){return(p=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}var m=function(t){var e,r;function m(e,r,i){var n;return(n=t.call(this,e,r,i,"[stream-controller]")||this).audioCodecSwap=!1,n.gapController=null,n.level=-1,n._forceStartLoad=!1,n.altAudio=!1,n.audioOnly=!1,n.fragPlaying=null,n.onvplaying=null,n.onvseeked=null,n.fragLastKbps=0,n.couldBacktrack=!1,n.backtrackFragment=null,n.audioCodecSwitch=!1,n.videoBuffer=null,n._registerListeners(),n}r=t,(e=m).prototype=Object.create(r.prototype),e.prototype.constructor=e,p(e,r);var y,E,T,S=m.prototype;return S._registerListeners=function(){var t=this.hls;t.on(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(a.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(a.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(a.Events.ERROR,this.onError,this),t.on(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(a.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(a.Events.BUFFER_CREATED,this.onBufferCreated,this),t.on(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(a.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S._unregisterListeners=function(){var t=this.hls;t.off(a.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(a.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(a.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(a.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(a.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(a.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(a.Events.ERROR,this.onError,this),t.off(a.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(a.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(a.Events.BUFFER_CREATED,this.onBufferCreated,this),t.off(a.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(a.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(a.Events.FRAG_BUFFERED,this.onFragBuffered,this)},S.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},S.startLoad=function(t){if(this.levels){var e=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var i=r.startLevel;-1===i&&(r.config.testBandwidth&&this.levels.length>1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=n.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=n.State.STOPPED},S.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},S.doTick=function(){switch(this.state){case n.State.IDLE:this.doTickIdle();break;case n.State.WAITING_LEVEL:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=n.State.IDLE;break}break;case n.State.FRAG_LOADING_WAITING_RETRY:var s,a=self.performance.now(),o=this.retryDate;(!o||a>=o||null!==(s=this.media)&&void 0!==s&&s.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=n.State.IDLE)}this.onTickEnd()},S.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},S.doTickIdle=function(){var t=this.hls,e=this.levelLastLoaded,r=this.levels,i=this.media,s=t.config,o=t.nextLoadLevel;if(null!==e&&(i||!this.startFragRequested&&s.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&r&&r[o]){var c=r[o],h=this.getMainFwdBufferInfo();if(null!==h){var f=this.getLevelDetails();if(f&&this._streamEnded(h,f)){var g={};return this.altAudio&&(g.type="video"),this.hls.trigger(a.Events.BUFFER_EOS,g),void(this.state=n.State.ENDED)}this.level=t.nextLoadLevel=o;var v=c.details;if(!v||this.state===n.State.WAITING_LEVEL||v.live&&this.levelLastLoaded!==o)return this.level=o,void(this.state=n.State.WAITING_LEVEL);if(!(h.len>=this.getMaxBufferLength(c.maxBitrate))){this.backtrackFragment&&this.backtrackFragment.start>h.end&&(this.backtrackFragment=null);var p=this.backtrackFragment?this.backtrackFragment.start:h.end,m=this.getNextFragment(p,v);if(this.couldBacktrack&&!this.fragPrevious&&m&&"initSegment"!==m.sn&&this.fragmentTracker.getState(m)!==l.FragmentState.OK){var y,E=(null!=(y=this.backtrackFragment)?y:m).sn-v.startSN,T=v.fragments[E-1];T&&m.cc===T.cc&&(m=T,this.fragmentTracker.removeFragment(T))}else this.backtrackFragment&&h.len&&(this.backtrackFragment=null);if(m&&this.fragmentTracker.getState(m)===l.FragmentState.OK&&this.nextLoadPosition>p){var S=this.audioOnly&&!this.altAudio?d.ElementaryStreamTypes.AUDIO:d.ElementaryStreamTypes.VIDEO,b=(S===d.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;b&&this.afterBufferFlushed(b,S,u.PlaylistLevelType.MAIN),m=this.getNextFragment(this.nextLoadPosition,v)}m&&(!m.initSegment||m.initSegment.data||this.bitrateTest||(m=m.initSegment),this.loadFragment(m,v,p))}}}},S.loadFragment=function(e,r,i){var n,s=this.fragmentTracker.getState(e);this.fragCurrent=e,s===l.FragmentState.NOT_LOADED?"initSegment"===e.sn?this._loadInitSegment(e,r):this.bitrateTest?(this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e,r)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):s===l.FragmentState.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},S.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,u.PlaylistLevelType.MAIN);return e&&"fragment"in e?e.fragment:e},S.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,u.PlaylistLevelType.MAIN)},S.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},S.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},S.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var n=t[this.hls.nextLoadLevel],s=this.fragLastKbps;r=s&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*s)+1:0}else r=0;var a=this.getBufferedFrag(e.currentTime+r);if(a){var o=this.followingBufferedFrag(a);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,d=Math.max(a.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},S.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&t.abortRequests(),this.state){case n.State.KEY_LOADING:case n.State.FRAG_LOADING:case n.State.FRAG_LOADING_WAITING_RETRY:case n.State.PARSING:case n.State.PARSED:this.state=n.State.IDLE}this.nextLoadPosition=this.getLoadPosition()},S.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},S.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new f.default(this.config,i,this.fragmentTracker,this.hls)},S.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},S.onMediaPlaying=function(){this.tick()},S.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;(0,i.isFiniteNumber)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},S.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(a.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},S.onManifestParsed=function(t,e){var r,i=!1,n=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(i=!0),-1!==r.indexOf("mp4a.40.5")&&(n=!0))})),this.audioCodecSwitch=i&&n&&!(0,s.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},S.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===n.State.IDLE){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=n.State.WAITING_LEVEL)}},S.onLevelLoaded=function(t,e){var r,i=this.levels,s=e.level,o=e.details,l=o.totalduration;if(i){this.log("Level "+s+" loaded ["+o.startSN+","+o.endSN+"], cc ["+o.startCC+", "+o.endCC+"] duration:"+l);var u=this.fragCurrent;!u||this.state!==n.State.FRAG_LOADING&&this.state!==n.State.FRAG_LOADING_WAITING_RETRY||u.level!==e.level&&u.loader&&(this.state=n.State.IDLE,this.backtrackFragment=null,u.abortRequests());var d=i[s],c=0;if(o.live||null!==(r=d.details)&&void 0!==r&&r.live){if(o.fragments[0]||(o.deltaUpdateFailed=!0),o.deltaUpdateFailed)return;c=this.alignPlaylists(o,d.details)}if(d.details=o,this.levelLastLoaded=s,this.hls.trigger(a.Events.LEVEL_UPDATED,{details:o,level:s}),this.state===n.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=n.State.IDLE}this.startFragRequested?o.live&&this.synchronizeToLiveEdge(o):this.setStartPosition(o,c),this.tick()}else this.warn("Levels were reset while loading level "+s)},S._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,s=this.levels;if(s){var a=s[r.level],o=a.details;if(o){var l=a.videoCodec,d=o.PTSKnown||!o.live,f=null===(e=r.initSegment)||void 0===e?void 0:e.data,g=this._getAudioCodec(a),v=this.transmuxer=this.transmuxer||new c.default(this.hls,u.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),p=i?i.index:-1,m=-1!==p,y=new h.ChunkMetadata(r.level,r.sn,r.stats.chunkCount,n.byteLength,p,m),E=this.initPTS[r.cc];v.push(n,f,g,l,r,i,o.totalduration,d,y,E)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},S.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,n=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var s=this.fragCurrent;s&&(this.log("Switching to main audio track, cancel main fragment load"),s.abortRequests()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(a.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(a.Events.AUDIO_TRACK_SWITCHED,{id:n})}},S.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},S.onBufferCreated=function(t,e){var r,i,n=e.tracks,s=!1;for(var a in n){var o=n[a];if("main"===o.id){if(i=a,r=o,"video"===a){var l=n[a];l&&(this.videoBuffer=l.buffer)}}else s=!0}s&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},S.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===u.PlaylistLevelType.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===n.State.PARSED&&(this.state=n.State.IDLE));var s=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*s.total/(s.buffering.end-s.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},S.onError=function(t,e){if(e.type!==g.ErrorTypes.KEY_SYSTEM_ERROR)switch(e.details){case g.ErrorDetails.FRAG_LOAD_ERROR:case g.ErrorDetails.FRAG_LOAD_TIMEOUT:case g.ErrorDetails.FRAG_PARSING_ERROR:case g.ErrorDetails.KEY_LOAD_ERROR:case g.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(u.PlaylistLevelType.MAIN,e);break;case g.ErrorDetails.LEVEL_LOAD_ERROR:case g.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==n.State.ERROR&&(e.fatal?(this.warn(""+e.details),this.state=n.State.ERROR):e.levelRetry||this.state!==n.State.WAITING_LEVEL||(this.state=n.State.IDLE));break;case g.ErrorDetails.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===n.State.PARSING||this.state===n.State.PARSED)){var r=!0,i=this.getFwdBufferInfo(this.media,u.PlaylistLevelType.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}else this.onFragmentOrKeyLoadError(u.PlaylistLevelType.MAIN,e)},S.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){if(this.loadedmetadata||!o.BufferHelper.getBuffered(t).length){var r=this.state!==n.State.IDLE?this.fragCurrent:null;e.poll(this.lastCurrentTime,r)}this.lastCurrentTime=t.currentTime}},S.onFragLoadEmergencyAborted=function(){this.state=n.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},S.onBufferFlushed=function(t,e){var r=e.type;if(r!==d.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===d.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,u.PlaylistLevelType.MAIN)}},S.onLevelsUpdated=function(t,e){this.levels=e.levels},S.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},S.seekToStartPos=function(){var t=this.media;if(t){var e=t.currentTime,r=this.startPosition;if(r>=0&&e<r){if(t.seeking)return void this.log("could not seek to "+r+", already seeking at "+e);var i=o.BufferHelper.getBuffered(t),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(this.log("adjusting start position by "+n+" to match buffer start"),r+=n,this.startPosition=r),this.log("seek to target start position "+r+" from current time "+e),t.currentTime=r}}},S._getAudioCodec=function(t){var e=this.config.defaultAudioCodec||t.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e},S._loadBitrateTestFrag=function(t,e){var r=this;t.bitrateTest=!0,this._doFragLoad(t,e).then((function(e){var i=r.hls;if(e&&!r.fragContextChanged(t)){r.fragLoadError=0,r.state=n.State.IDLE,r.startFragRequested=!1,r.bitrateTest=!1;var s=t.stats;s.parsing.start=s.parsing.end=s.buffering.start=s.buffering.end=self.performance.now(),i.trigger(a.Events.FRAG_LOADED,e),t.bitrateTest=!1}}))},S._handleTransmuxComplete=function(t){var e,r="main",s=this.hls,o=t.remuxResult,l=t.chunkMeta,u=this.getCurrentContext(l);if(!u)return this.warn("The loading context changed while buffering fragment "+l.sn+" of level "+l.level+". This chunk will not be buffered."),void this.resetStartWhenNotLoaded(l.level);var c=u.frag,h=u.part,f=u.level,g=o.video,v=o.text,p=o.id3,m=o.initSegment,y=f.details,E=this.altAudio?void 0:o.audio;if(!this.fragContextChanged(c)){if(this.state=n.State.PARSING,m){m.tracks&&(this._bufferInitSegment(f,m.tracks,c,l),s.trigger(a.Events.FRAG_PARSING_INIT_SEGMENT,{frag:c,id:r,tracks:m.tracks}));var T=m.initPTS,S=m.timescale;(0,i.isFiniteNumber)(T)&&(this.initPTS[c.cc]=T,s.trigger(a.Events.INIT_PTS_FOUND,{frag:c,id:r,initPTS:T,timescale:S}))}if(g&&!1!==o.independent){if(y){var b=g.startPTS,L=g.endPTS,D=g.startDTS,A=g.endDTS;if(h)h.elementaryStreams[g.type]={startPTS:b,endPTS:L,startDTS:D,endDTS:A};else if(g.firstKeyFrame&&g.independent&&1===l.id&&(this.couldBacktrack=!0),g.dropped&&g.independent){var k=this.getMainFwdBufferInfo();if((k?k.end:this.getLoadPosition())+this.config.maxBufferHole<(g.firstKeyFramePTS?g.firstKeyFramePTS:b)-this.config.maxBufferHole)return void this.backtrack(c);c.setElementaryStreamInfo(g.type,c.start,L,c.start,A,!0)}c.setElementaryStreamInfo(g.type,b,L,D,A),this.backtrackFragment&&(this.backtrackFragment=c),this.bufferFragmentData(g,c,h,l)}}else if(!1===o.independent)return void this.backtrack(c);if(E){var I=E.startPTS,R=E.endPTS,C=E.startDTS,_=E.endDTS;h&&(h.elementaryStreams[d.ElementaryStreamTypes.AUDIO]={startPTS:I,endPTS:R,startDTS:C,endDTS:_}),c.setElementaryStreamInfo(d.ElementaryStreamTypes.AUDIO,I,R,C,_),this.bufferFragmentData(E,c,h,l)}if(y&&null!=p&&null!==(e=p.samples)&&void 0!==e&&e.length){var w={id:r,frag:c,details:y,samples:p.samples};s.trigger(a.Events.FRAG_PARSING_METADATA,w)}if(y&&v){var P={id:r,frag:c,details:y,samples:v.samples};s.trigger(a.Events.FRAG_PARSING_USERDATA,P)}}},S._bufferInitSegment=function(t,e,r,i){var s=this;if(this.state===n.State.PARSING){this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;var o=e.audio,l=e.video,u=e.audiovideo;if(o){var d=t.audioCodec,c=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(d&&(d=-1!==d.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==o.metadata.channelCount&&-1===c.indexOf("firefox")&&(d="mp4a.40.5")),-1!==c.indexOf("android")&&"audio/mpeg"!==o.container&&(d="mp4a.40.2",this.log("Android: force audio codec to "+d)),t.audioCodec&&t.audioCodec!==d&&this.log('Swapping manifest audio codec "'+t.audioCodec+'" for "'+d+'"'),o.levelCodec=d,o.id="main",this.log("Init audio buffer, container:"+o.container+", codecs[selected/level/parsed]=["+(d||"")+"/"+(t.audioCodec||"")+"/"+o.codec+"]")}l&&(l.levelCodec=t.videoCodec,l.id="main",this.log("Init video buffer, container:"+l.container+", codecs[level/parsed]=["+(t.videoCodec||"")+"/"+l.codec+"]")),u&&this.log("Init audiovideo buffer, container:"+u.container+", codecs[level/parsed]=["+(t.attrs.CODECS||"")+"/"+u.codec+"]"),this.hls.trigger(a.Events.BUFFER_CODECS,e),Object.keys(e).forEach((function(t){var n=e[t].initSegment;null!=n&&n.byteLength&&s.hls.trigger(a.Events.BUFFER_APPENDING,{type:t,data:n,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tick()}},S.getMainFwdBufferInfo=function(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,u.PlaylistLevelType.MAIN)},S.backtrack=function(t){this.couldBacktrack=!0,this.backtrackFragment=t,this.resetTransmuxer(),this.flushBufferGap(t),this.fragmentTracker.removeFragment(t),this.fragPrevious=null,this.nextLoadPosition=t.start,this.state=n.State.IDLE},S.checkFragmentChanged=function(){var t=this.media,e=null;if(t&&t.readyState>1&&!1===t.seeking){var r=t.currentTime;if(o.BufferHelper.isBuffered(t,r)?e=this.getAppendedFrag(r):o.BufferHelper.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){this.backtrackFragment=null;var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.fragPlaying=e,this.hls.trigger(a.Events.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(a.Events.LEVEL_SWITCHED,{level:n}))}}},y=m,(E=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&(0,i.isFiniteNumber)(e)&&(0,i.isFiniteNumber)(r.programDateTime)){var n=r.programDateTime+1e3*(e-r.start);return new Date(n)}}return null}},{key:"currentLevel",get:function(){var t=this.currentFrag;return t?t.level:-1}},{key:"nextBufferedFrag",get:function(){var t=this.currentFrag;return t?this.followingBufferedFrag(t):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&v(y.prototype,E),T&&v(y,T),Object.defineProperty(y,"prototype",{writable:!1}),m}(n.default)},"./src/controller/subtitle-stream-controller.ts":
/*!******************************************************!*\
  !*** ./src/controller/subtitle-stream-controller.ts ***!
  \******************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{SubtitleStreamController:()=>g});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../utils/buffer-helper */"./src/utils/buffer-helper.ts"),s=r(/*! ./fragment-finders */"./src/controller/fragment-finders.ts"),a=r(/*! ../utils/discontinuities */"./src/utils/discontinuities.ts"),o=r(/*! ./level-helper */"./src/controller/level-helper.ts"),l=r(/*! ./fragment-tracker */"./src/controller/fragment-tracker.ts"),u=r(/*! ./base-stream-controller */"./src/controller/base-stream-controller.ts"),d=r(/*! ../types/loader */"./src/types/loader.ts"),c=r(/*! ../types/level */"./src/types/level.ts");function h(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function f(t,e){return(f=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}var g=function(t){var e,r;function g(e,r,i){var n;return(n=t.call(this,e,r,i,"[subtitle-stream-controller]")||this).levels=[],n.currentTrackId=-1,n.tracksBuffered=[],n.mainDetails=null,n._registerListeners(),n}r=t,(e=g).prototype=Object.create(r.prototype),e.prototype.constructor=e,f(e,r);var p,m,y,E=g.prototype;return E.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},E._registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(i.Events.ERROR,this.onError,this),t.on(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(i.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(i.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(i.Events.FRAG_BUFFERED,this.onFragBuffered,this)},E._unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(i.Events.ERROR,this.onError,this),t.off(i.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(i.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(i.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(i.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(i.Events.FRAG_BUFFERED,this.onFragBuffered,this)},E.startLoad=function(t){this.stopLoad(),this.state=u.State.IDLE,this.setInterval(500),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},E.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},E.onLevelLoaded=function(t,e){this.mainDetails=e.details},E.onSubtitleFragProcessed=function(t,e){var r=e.frag,i=e.success;if(this.fragPrevious=r,this.state=u.State.IDLE,i){var n=this.tracksBuffered[this.currentTrackId];if(n){for(var s,a=r.start,o=0;o<n.length;o++)if(a>=n[o].start&&a<=n[o].end){s=n[o];break}var l=r.start+r.duration;s?s.end=l:(s={start:a,end:l},n.push(s)),this.fragmentTracker.fragBuffered(r)}}},E.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=this.currentTrackId,s=this.levels;if(!s.length||!s[n]||!s[n].details)return;var a=i-s[n].details.targetduration;if(a<=0)return;e.endOffsetSubtitles=Math.max(0,a),this.tracksBuffered.forEach((function(t){for(var e=0;e<t.length;)if(t[e].end<=a)t.shift();else{if(!(t[e].start<a))break;t[e].start=a,e++}})),this.fragmentTracker.removeFragmentsInRange(r,a,d.PlaylistLevelType.SUBTITLE)}},E.onFragBuffered=function(t,e){var r;this.loadedmetadata||e.frag.type!==d.PlaylistLevelType.MAIN||null!==(r=this.media)&&void 0!==r&&r.buffered.length&&(this.loadedmetadata=!0)},E.onError=function(t,e){var r=e.frag;r&&r.type===d.PlaylistLevelType.SUBTITLE&&(this.fragCurrent&&this.fragCurrent.abortRequests(),this.state=u.State.IDLE)},E.onSubtitleTracksUpdated=function(t,e){var r=this,i=e.subtitleTracks;this.tracksBuffered=[],this.levels=i.map((function(t){return new c.Level(t)})),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach((function(t){r.tracksBuffered[t.id]=[]})),this.mediaBuffer=null},E.onSubtitleTrackSwitch=function(t,e){if(this.currentTrackId=e.id,this.levels.length&&-1!==this.currentTrackId){var r=this.levels[this.currentTrackId];null!=r&&r.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,r&&this.setInterval(500)}else this.clearInterval()},E.onSubtitleTrackLoaded=function(t,e){var r,i=e.details,n=e.id,l=this.currentTrackId,d=this.levels;if(d.length){var c=d[l];if(!(n>=d.length||n!==l)&&c){this.mediaBuffer=this.mediaBufferTimeRanges;var h=0;if(i.live||null!==(r=c.details)&&void 0!==r&&r.live){var f=this.mainDetails;if(i.deltaUpdateFailed||!f)return;var g=f.fragments[0];c.details?0===(h=this.alignPlaylists(i,c.details))&&g&&(h=g.start,(0,o.addSliding)(i,h)):i.hasProgramDateTime&&f.hasProgramDateTime?((0,a.alignMediaPlaylistByPDT)(i,f),h=i.fragments[0].start):g&&(h=g.start,(0,o.addSliding)(i,h))}if(c.details=i,this.levelLastLoaded=n,this.startFragRequested||!this.mainDetails&&i.live||this.setStartPosition(c.details,h),this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===u.State.IDLE)(0,s.findFragmentByPTS)(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),c.details=void 0)}}},E._handleFragmentLoadComplete=function(t){var e=this,r=t.frag,n=t.payload,s=r.decryptdata,a=this.hls;if(!this.fragContextChanged(r)&&n&&n.byteLength>0&&s&&s.key&&s.iv&&"AES-128"===s.method){var o=performance.now();this.decrypter.decrypt(new Uint8Array(n),s.key.buffer,s.iv.buffer).then((function(t){var e=performance.now();a.trigger(i.Events.FRAG_DECRYPTED,{frag:r,payload:t,stats:{tstart:o,tdecrypt:e}})})).catch((function(t){e.warn(t.name+": "+t.message),e.state=u.State.IDLE}))}},E.doTick=function(){if(this.media){if(this.state===u.State.IDLE){var t=this.currentTrackId,e=this.levels;if(!e.length||!e[t]||!e[t].details)return;var r=e[t].details,i=r.targetduration,a=this.config,o=this.getLoadPosition(),c=n.BufferHelper.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],o-i,a.maxBufferHole),h=c.end,f=c.len,g=this.getFwdBufferInfo(this.media,d.PlaylistLevelType.MAIN);if(f>this.getMaxBufferLength(null==g?void 0:g.len)+i)return;console.assert(r,"Subtitle track details are defined on idle subtitle stream controller tick");var v=r.fragments,p=v.length,m=r.edge,y=null,E=this.fragPrevious;if(h<m){var T=a.maxFragLookUpTolerance;!(y=(0,s.findFragmentByPTS)(E,v,Math.max(v[0].start,h),T))&&E&&E.start<v[0].start&&(y=v[0])}else y=v[p-1];if(!y)return;y=this.mapToInitFragWhenRequired(y),this.fragmentTracker.getState(y)===l.FragmentState.NOT_LOADED&&this.loadFragment(y,r,h)}}else this.state=u.State.IDLE},E.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.max(r,e):r},E.loadFragment=function(e,r,i){this.fragCurrent=e,"initSegment"===e.sn?this._loadInitSegment(e,r):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i))},p=g,(m=[{key:"mediaBufferTimeRanges",get:function(){return new v(this.tracksBuffered[this.currentTrackId]||[])}}])&&h(p.prototype,m),y&&h(p,y),Object.defineProperty(p,"prototype",{writable:!1}),g}(u.default),v=function(t){this.buffered=void 0;var e=function(e,r,i){if((r>>>=0)>i-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+r+") is greater than the maximum bound ("+i+")");return t[r][e]};this.buffered={get length(){return t.length},end:function(r){return e("end",r,t.length)},start:function(r){return e("start",r,t.length)}}}},"./src/controller/subtitle-track-controller.ts":
/*!*****************************************************!*\
  !*** ./src/controller/subtitle-track-controller.ts ***!
  \*****************************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>d});var i=r(/*! ../events */"./src/events.ts"),n=r(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),s=r(/*! ./base-playlist-controller */"./src/controller/base-playlist-controller.ts"),a=r(/*! ../types/loader */"./src/types/loader.ts");function o(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function l(t,e){return(l=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function u(t){for(var e=[],r=0;r<t.length;r++){var i=t[r];"subtitles"===i.kind&&i.label&&e.push(t[r])}return e}const d=function(t){var e,r;function s(e){var r;return(r=t.call(this,e,"[subtitle-track-controller]")||this).media=null,r.tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.selectDefaultTrack=!0,r.queuedDefaultTrack=-1,r.trackChangeListener=function(){return r.onTextTracksChanged()},r.asyncPollTrackChange=function(){return r.pollTrackChange(0)},r.useTextTrackPolling=!1,r.subtitlePollingInterval=-1,r._subtitleDisplay=!0,r.registerListeners(),r}r=t,(e=s).prototype=Object.create(r.prototype),e.prototype.constructor=e,l(e,r);var d,c,h,f=s.prototype;return f.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,t.prototype.destroy.call(this)},f.registerListeners=function(){var t=this.hls;t.on(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(i.Events.ERROR,this.onError,this)},f.unregisterListeners=function(){var t=this.hls;t.off(i.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(i.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(i.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(i.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(i.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(i.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(i.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(i.Events.ERROR,this.onError,this)},f.onMediaAttached=function(t,e){this.media=e.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},f.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},f.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),u(this.media.textTracks).forEach((function(t){(0,n.clearCurrentCues)(t)})),this.subtitleTrack=-1,this.media=null)},f.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},f.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},f.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,s=this.tracksInGroup[n];if(s){var a=s.details;s.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&(this.retryCount=0,this.playlistLoaded(r,e,a))}else this.warn("Invalid subtitle track id "+r)},f.onLevelLoading=function(t,e){this.switchLevel(e.level)},f.onLevelSwitching=function(t,e){this.switchLevel(e.level)},f.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId];if(this.groupId!==r){var n=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,s=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=s;var a=this.findTrackId(null==n?void 0:n.name)||this.findTrackId();this.groupId=r;var o={subtitleTracks:s};this.log("Updating subtitle tracks, "+s.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(i.Events.SUBTITLE_TRACKS_UPDATED,o),-1!==a&&this.setSubtitleTrack(a,n)}}},f.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||t===i.name))return i.id}return-1},f.onError=function(e,r){t.prototype.onError.call(this,e,r),!r.fatal&&r.context&&r.context.type===a.PlaylistContextType.SUBTITLE_TRACK&&r.context.id===this.trackId&&r.context.groupId===this.groupId&&this.retryLoadingOrFail(r)},f.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(r)){var n=r.id,s=r.groupId,a=r.url;if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Loading subtitle playlist for id "+n),this.hls.trigger(i.Events.SUBTITLE_TRACK_LOADING,{url:a,id:n,groupId:s,deliveryDirectives:e||null})}},f.toggleTrackModes=function(t){var e=this,r=this.media,i=this.trackId;if(r){var n=u(r.textTracks),s=n.filter((function(t){return t.groupId===e.groupId}));if(-1===t)[].slice.call(n).forEach((function(t){t.mode="disabled"}));else{var a=s[i];a&&(a.mode="disabled")}var o=s[t];o&&(o.mode=this.subtitleDisplay?"showing":"hidden")}},f.setSubtitleTrack=function(t,e){var r,n=this.tracksInGroup;if(this.media){if(this.trackId!==t&&this.toggleTrackModes(t),!(this.trackId===t&&(-1===t||null!==(r=n[t])&&void 0!==r&&r.details)||t<-1||t>=n.length)){this.clearTimer();var s=n[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,s){var a=s.id,o=s.groupId,l=void 0===o?"":o,u=s.name,d=s.type,c=s.url;this.hls.trigger(i.Events.SUBTITLE_TRACK_SWITCH,{id:a,groupId:l,name:u,type:d,url:c});var h=this.switchParams(s.url,null==e?void 0:e.details);this.loadPlaylist(h)}else this.hls.trigger(i.Events.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},f.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=u(this.media.textTracks),r=0;r<e.length;r++)if("hidden"===e[r].mode)t=r;else if("showing"===e[r].mode){t=r;break}this.subtitleTrack!==t&&(this.subtitleTrack=t)}},d=s,(c=[{key:"subtitleDisplay",get:function(){return this._subtitleDisplay},set:function(t){this._subtitleDisplay=t,this.trackId>-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,e)}}])&&o(d.prototype,c),h&&o(d,h),Object.defineProperty(d,"prototype",{writable:!1}),s}(s.default)},"./src/controller/timeline-controller.ts":
/*!***********************************************!*\
  !*** ./src/controller/timeline-controller.ts ***!
  \***********************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{TimelineController:()=>f});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/cea-608-parser */"./src/utils/cea-608-parser.ts"),a=r(/*! ../utils/output-filter */"./src/utils/output-filter.ts"),o=r(/*! ../utils/webvtt-parser */"./src/utils/webvtt-parser.ts"),l=r(/*! ../utils/texttrack-utils */"./src/utils/texttrack-utils.ts"),u=r(/*! ../utils/imsc1-ttml-parser */"./src/utils/imsc1-ttml-parser.ts"),d=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),c=r(/*! ../types/loader */"./src/types/loader.ts"),h=r(/*! ../utils/logger */"./src/utils/logger.ts"),f=function(){function t(t){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this.captionsProperties=void 0,this.hls=t,this.config=t.config,this.Cues=t.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var e=new a.default(this,"textTrack1"),r=new a.default(this,"textTrack2"),i=new a.default(this,"textTrack3"),o=new a.default(this,"textTrack4");this.cea608Parser1=new s.default(1,e,r),this.cea608Parser2=new s.default(3,i,o)}t.on(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(n.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(n.Events.FRAG_LOADING,this.onFragLoading,this),t.on(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.on(n.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(n.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(n.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(n.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var e=t.prototype;return e.destroy=function(){var t=this.hls;t.off(n.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(n.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.Events.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(n.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(n.Events.FRAG_LOADING,this.onFragLoading,this),t.off(n.Events.FRAG_LOADED,this.onFragLoaded,this),t.off(n.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(n.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(n.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(n.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(n.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},e.addCues=function(t,e,r,i,s){for(var a,o,l,u,d=!1,c=s.length;c--;){var h=s[c],f=(a=h[0],o=h[1],l=e,u=r,Math.min(o,u)-Math.max(a,l));if(f>=0&&(h[0]=Math.min(h[0],e),h[1]=Math.max(h[1],r),d=!0,f/(r-e)>.5))return}if(d||s.push([e,r]),this.config.renderTextTracksNatively){var g=this.captionsTracks[t];this.Cues.newCue(g,e,r,i)}else{var v=this.Cues.newCue(null,e,r,i);this.hls.trigger(n.Events.CUES_PARSED,{type:"captions",cues:v,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,s=e.id,a=e.initPTS,o=e.timescale,l=this.unparsedVttFrags;"main"===s&&(this.initPTS[i.cc]=a,this.timescale[i.cc]=o),l.length&&(this.unparsedVttFrags=[],l.forEach((function(t){r.onFragLoaded(n.Events.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r<e.textTracks.length;r++){var i=e.textTracks[r];if(i[t])return i}return null},e.createCaptionsTrack=function(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)},e.createNativeTrack=function(t){if(!this.captionsTracks[t]){var e=this.captionsProperties,r=this.captionsTracks,i=this.media,n=e[t],s=n.label,a=n.languageCode,o=this.getExistingTrack(t);if(o)r[t]=o,(0,l.clearCurrentCues)(r[t]),(0,l.sendAddTrackEvent)(r[t],i);else{var u=this.createTextTrack("captions",s,a);u&&(u[t]=!0,r[t]=u)}}},e.createNonNativeTrack=function(t){if(!this.nonNativeCaptionsTracks[t]){var e=this.captionsProperties[t];if(e){var r={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=r,this.hls.trigger(n.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[r]})}}},e.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.onMediaAttaching=function(t,e){this.media=e.media,this._cleanTracks()},e.onMediaDetaching=function(){var t=this.captionsTracks;Object.keys(t).forEach((function(e){(0,l.clearCurrentCues)(t[e]),delete t[e]})),this.nonNativeCaptionsTracks={}},e.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},e._cleanTracks=function(){var t=this.media;if(t){var e=t.textTracks;if(e)for(var r=0;r<e.length;r++)(0,l.clearCurrentCues)(e[r])}},e.onSubtitleTracksUpdated=function(t,e){var r=this;this.textTracks=[];var i=e.subtitleTracks||[],s=i.some((function(t){return t.textCodec===u.IMSC1_CODEC}));if(this.config.enableWebVTT||s&&this.config.enableIMSC1){var a=this.tracks&&i&&this.tracks.length===i.length;if(this.tracks=i||[],this.config.renderTextTracksNatively){var o=this.media?this.media.textTracks:[];this.tracks.forEach((function(t,e){var i;if(e<o.length){for(var n=null,s=0;s<o.length;s++)if(g(o[s],t)){n=o[s];break}n&&(i=n)}if(i)(0,l.clearCurrentCues)(i);else{var a=r._captionsOrSubtitlesFromCharacteristics(t);(i=r.createTextTrack(a,t.name,t.lang))&&(i.mode="disabled")}i&&(i.groupId=t.groupId,r.textTracks.push(i))}))}else if(!a&&this.tracks&&this.tracks.length){var d=this.tracks.map((function(t){return{label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t}}));this.hls.trigger(n.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:d})}}},e._captionsOrSubtitlesFromCharacteristics=function(t){var e;if(null!==(e=t.attrs)&&void 0!==e&&e.CHARACTERISTICS){var r=/transcribes-spoken-dialog/gi.test(t.attrs.CHARACTERISTICS),i=/describes-music-and-sound/gi.test(t.attrs.CHARACTERISTICS);if(r&&i)return"captions"}return"subtitles"},e.onManifestLoaded=function(t,e){var r=this;this.config.enableCEA708Captions&&e.captions&&e.captions.forEach((function(t){var e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(e){var i="textTrack"+e[1],n=r.captionsProperties[i];n&&(n.label=t.name,t.lang&&(n.languageCode=t.lang),n.media=t)}}))},e.closedCaptionsForLevel=function(t){var e=this.hls.levels[t.level];return null==e?void 0:e.attrs["CLOSED-CAPTIONS"]},e.onFragLoading=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2,n=this.lastSn,s=this.lastPartIndex;if(this.enabled&&r&&i&&e.frag.type===c.PlaylistLevelType.MAIN){var a,o,l=e.frag.sn,u=null!=(a=null==e||null===(o=e.part)||void 0===o?void 0:o.index)?a:-1;l===n+1||l===n&&u===s+1||(r.reset(),i.reset()),this.lastSn=l,this.lastPartIndex=u}},e.onFragLoaded=function(t,e){var r=e.frag,s=e.payload,a=this.initPTS,o=this.unparsedVttFrags;if(r.type===c.PlaylistLevelType.SUBTITLE)if(s.byteLength){if(!(0,i.isFiniteNumber)(a[r.cc]))return o.push(e),void(a.length&&this.hls.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Missing initial subtitle PTS")}));var l=r.decryptdata,d="stats"in e;if(null==l||!l.encrypted||d){var h=this.tracks[r.level],f=this.vttCCs;f[r.cc]||(f[r.cc]={start:r.start,prevCC:this.prevCC,new:!0},this.prevCC=r.cc),h&&h.textCodec===u.IMSC1_CODEC?this._parseIMSC1(r,s):this._parseVTTs(r,s,f)}}else this.hls.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Empty subtitle payload")})},e._parseIMSC1=function(t,e){var r=this,i=this.hls;(0,u.parseIMSC1)(e,this.initPTS[t.cc],this.timescale[t.cc],(function(e){r._appendCues(e,t.level),i.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(e){h.logger.log("Failed to parse IMSC1: "+e),i.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})}))},e._parseVTTs=function(t,e,r){var i,s=this,a=this.hls,l=null!==(i=t.initSegment)&&void 0!==i&&i.data?(0,d.appendUint8Array)(t.initSegment.data,new Uint8Array(e)):e;(0,o.parseWebVTT)(l,this.initPTS[t.cc],this.timescale[t.cc],r,t.cc,t.start,(function(e){s._appendCues(e,t.level),a.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(r){s._fallbackToIMSC1(t,e),h.logger.log("Failed to parse VTT cue: "+r),a.trigger(n.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:r})}))},e._fallbackToIMSC1=function(t,e){var r=this,i=this.tracks[t.level];i.textCodec||(0,u.parseIMSC1)(e,this.initPTS[t.cc],this.timescale[t.cc],(function(){i.textCodec=u.IMSC1_CODEC,r._parseIMSC1(t,e)}),(function(){i.textCodec="wvtt"}))},e._appendCues=function(t,e){var r=this.hls;if(this.config.renderTextTracksNatively){var i=this.textTracks[e];if(!i||"disabled"===i.mode)return;t.forEach((function(t){return(0,l.addCueToTrack)(i,t)}))}else{var s=this.tracks[e];if(!s)return;var a=s.default?"default":"subtitles"+e;r.trigger(n.Events.CUES_PARSED,{type:"subtitles",cues:t,track:a})}},e.onFragDecrypted=function(t,e){var r=e.frag;if(r.type===c.PlaylistLevelType.SUBTITLE){if(!(0,i.isFiniteNumber)(this.initPTS[r.cc]))return void this.unparsedVttFrags.push(e);this.onFragLoaded(n.Events.FRAG_LOADED,e)}},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2;if(this.enabled&&r&&i){var n=e.frag,s=e.samples;if(n.type!==c.PlaylistLevelType.MAIN||"NONE"!==this.closedCaptionsForLevel(n))for(var a=0;a<s.length;a++){var o=s[a].bytes;if(o){var l=this.extractCea608Data(o);r.addData(s[a].pts,l[0]),i.addData(s[a].pts,l[1])}}}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,n=e.endOffsetSubtitles,s=e.type,a=this.media;if(a&&!(a.currentTime<i)){if(!s||"video"===s){var o=this.captionsTracks;Object.keys(o).forEach((function(t){return(0,l.removeCuesInRange)(o[t],r,i)}))}if(this.config.renderTextTracksNatively&&0===r&&void 0!==n){var u=this.textTracks;Object.keys(u).forEach((function(t){return(0,l.removeCuesInRange)(u[t],r,n)}))}}},e.extractCea608Data=function(t){for(var e=[[],[]],r=31&t[0],i=2,n=0;n<r;n++){var s=t[i++],a=127&t[i++],o=127&t[i++];if(0!==a||0!==o)if(0!=(4&s)){var l=3&s;0!==l&&1!==l||(e[l].push(a),e[l].push(o))}}return e},t}();function g(t,e){return t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}},"./src/crypt/aes-crypto.ts":
/*!*********************************!*\
  !*** ./src/crypt/aes-crypto.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});var i=function(){function t(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}()},"./src/crypt/aes-decryptor.ts":
/*!************************************!*\
  !*** ./src/crypt/aes-decryptor.ts ***!
  \************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s,removePadding:()=>n});var i=r(/*! ../utils/typed-array */"./src/utils/typed-array.ts");function n(t){var e=t.byteLength,r=e&&new DataView(t.buffer).getUint8(e-1);return r?(0,i.sliceUint8)(t,0,e-r):t}var s=function(){function t(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var e=t.prototype;return e.uint8ArrayToUint32Array_=function(t){for(var e=new DataView(t),r=new Uint32Array(4),i=0;i<4;i++)r[i]=e.getUint32(4*i);return r},e.initTable=function(){var t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],n=r[1],s=r[2],a=r[3],o=this.invSubMix,l=o[0],u=o[1],d=o[2],c=o[3],h=new Uint32Array(256),f=0,g=0,v=0;for(v=0;v<256;v++)h[v]=v<128?v<<1:v<<1^283;for(v=0;v<256;v++){var p=g^g<<1^g<<2^g<<3^g<<4;p=p>>>8^255&p^99,t[f]=p,e[p]=f;var m=h[f],y=h[m],E=h[y],T=257*h[p]^16843008*p;i[f]=T<<24|T>>>8,n[f]=T<<16|T>>>16,s[f]=T<<8|T>>>24,a[f]=T,T=16843009*E^65537*y^257*m^16843008*f,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,d[p]=T<<8|T>>>24,c[p]=T,f?(f=m^h[h[h[E^m]]],g^=h[h[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i<e.length&&r;)r=e[i]===this.key[i],i++;if(!r){this.key=e;var n=this.keySize=e.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);var s,a,o,l,u=this.ksRows=4*(n+6+1),d=this.keySchedule=new Uint32Array(u),c=this.invKeySchedule=new Uint32Array(u),h=this.sBox,f=this.rcon,g=this.invSubMix,v=g[0],p=g[1],m=g[2],y=g[3];for(s=0;s<u;s++)s<n?o=d[s]=e[s]:(l=o,s%n==0?(l=h[(l=l<<8|l>>>24)>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[255&l],l^=f[s/n|0]<<24):n>6&&s%n==4&&(l=h[l>>>24]<<24|h[l>>>16&255]<<16|h[l>>>8&255]<<8|h[255&l]),d[s]=o=(d[s-n]^l)>>>0);for(a=0;a<u;a++)s=u-a,l=3&a?d[s]:d[s-4],c[a]=a<4||s<=4?l:v[h[l>>>24]]^p[h[l>>>16&255]]^m[h[l>>>8&255]]^y[h[255&l]],c[a]=c[a]>>>0}},e.networkToHostOrderSwap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},e.decrypt=function(t,e,r){for(var i,n,s,a,o,l,u,d,c,h,f,g,v,p,m=this.keySize+6,y=this.invKeySchedule,E=this.invSBox,T=this.invSubMix,S=T[0],b=T[1],L=T[2],D=T[3],A=this.uint8ArrayToUint32Array_(r),k=A[0],I=A[1],R=A[2],C=A[3],_=new Int32Array(t),w=new Int32Array(_.length),P=this.networkToHostOrderSwap;e<_.length;){for(c=P(_[e]),h=P(_[e+1]),f=P(_[e+2]),g=P(_[e+3]),o=c^y[0],l=g^y[1],u=f^y[2],d=h^y[3],v=4,p=1;p<m;p++)i=S[o>>>24]^b[l>>16&255]^L[u>>8&255]^D[255&d]^y[v],n=S[l>>>24]^b[u>>16&255]^L[d>>8&255]^D[255&o]^y[v+1],s=S[u>>>24]^b[d>>16&255]^L[o>>8&255]^D[255&l]^y[v+2],a=S[d>>>24]^b[o>>16&255]^L[l>>8&255]^D[255&u]^y[v+3],o=i,l=n,u=s,d=a,v+=4;i=E[o>>>24]<<24^E[l>>16&255]<<16^E[u>>8&255]<<8^E[255&d]^y[v],n=E[l>>>24]<<24^E[u>>16&255]<<16^E[d>>8&255]<<8^E[255&o]^y[v+1],s=E[u>>>24]<<24^E[d>>16&255]<<16^E[o>>8&255]<<8^E[255&l]^y[v+2],a=E[d>>>24]<<24^E[o>>16&255]<<16^E[l>>8&255]<<8^E[255&u]^y[v+3],w[e]=P(i^k),w[e+1]=P(a^I),w[e+2]=P(s^R),w[e+3]=P(n^C),k=c,I=h,R=f,C=g,e+=4}return w.buffer},t}()},"./src/crypt/decrypter.ts":
/*!********************************!*\
  !*** ./src/crypt/decrypter.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>u});var i=r(/*! ./aes-crypto */"./src/crypt/aes-crypto.ts"),n=r(/*! ./fast-aes-key */"./src/crypt/fast-aes-key.ts"),s=r(/*! ./aes-decryptor */"./src/crypt/aes-decryptor.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),l=r(/*! ../utils/typed-array */"./src/utils/typed-array.ts"),u=function(){function t(t,e){var r=(void 0===e?{}:e).removePKCS7Padding,i=void 0===r||r;if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=t.enableSoftwareAES,this.removePKCS7Padding=i,i)try{var n=self.crypto;n&&(this.subtle=n.subtle||n.webkitSubtle)}catch(t){}null===this.subtle&&(this.useSoftware=!0)}var e=t.prototype;return e.destroy=function(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null},e.isSync=function(){return this.useSoftware},e.flush=function(){var t=this.currentResult,e=this.remainderData;if(!t||e)return this.reset(),null;var r=new Uint8Array(t);return this.reset(),this.removePKCS7Padding?(0,s.removePadding)(r):r},e.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},e.decrypt=function(t,e,r){var i=this;return this.useSoftware?new Promise((function(n,s){i.softwareDecrypt(new Uint8Array(t),e,r);var a=i.flush();a?n(a.buffer):s(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(t),e,r)},e.softwareDecrypt=function(t,e,r){var i=this.currentIV,n=this.currentResult,a=this.remainderData;this.logOnce("JS AES decrypt"),a&&(t=(0,o.appendUint8Array)(a,t),this.remainderData=null);var u=this.getValidChunk(t);if(!u.length)return null;i&&(r=i);var d=this.softwareDecrypter;d||(d=this.softwareDecrypter=new s.default),d.expandKey(e);var c=n;return this.currentResult=d.decrypt(u.buffer,0,r),this.currentIV=(0,l.sliceUint8)(u,-16).buffer,c||null},e.webCryptoDecrypt=function(t,e,r){var s=this,o=this.subtle;return this.key===e&&this.fastAesKey||(this.key=e,this.fastAesKey=new n.default(o,e)),this.fastAesKey.expandKey().then((function(e){return o?(s.logOnce("WebCrypto AES decrypt"),new i.default(o,new Uint8Array(r)).decrypt(t.buffer,e)):Promise.reject(new Error("web crypto not initialized"))})).catch((function(i){return a.logger.warn("[decrypter]: WebCrypto Error, disable WebCrypto API, "+i.name+": "+i.message),s.onWebCryptoError(t,e,r)}))},e.onWebCryptoError=function(t,e,r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(t,e,r);var i=this.flush();if(i)return i.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")},e.getValidChunk=function(t){var e=t,r=t.length-t.length%16;return r!==t.length&&(e=(0,l.sliceUint8)(t,0,r),this.remainderData=(0,l.sliceUint8)(t,r)),e},e.logOnce=function(t){this.logEnabled&&(a.logger.log("[decrypter]: "+t),this.logEnabled=!1)},t}()},"./src/crypt/fast-aes-key.ts":
/*!***********************************!*\
  !*** ./src/crypt/fast-aes-key.ts ***!
  \***********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});var i=function(){function t(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}return t.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},t}()},"./src/demux/aacdemuxer.ts":
/*!*********************************!*\
  !*** ./src/demux/aacdemuxer.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>l});var i=r(/*! ./base-audio-demuxer */"./src/demux/base-audio-demuxer.ts"),n=r(/*! ./adts */"./src/demux/adts.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ../demux/id3 */"./src/demux/id3.ts");function o(t,e){return(o=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}const l=function(t){var e,r;function i(e,r){var i;return(i=t.call(this)||this).observer=void 0,i.config=void 0,i.observer=e,i.config=r,i}r=t,(e=i).prototype=Object.create(r.prototype),e.prototype.constructor=e,o(e,r);var l=i.prototype;return l.resetInitSegment=function(e,r,i,n){t.prototype.resetInitSegment.call(this,e,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(t){if(!t)return!1;for(var e=(a.getID3Data(t,0)||[]).length,r=t.length;e<r;e++)if(n.probe(t,e))return s.logger.log("ADTS sync word found !"),!0;return!1},l.canParse=function(t,e){return n.canParse(t,e)},l.appendFrame=function(t,e,r){n.initTrackConfig(t,this.observer,e,r,t.manifestCodec);var i=n.appendFrame(t,e,r,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i},i}(i.default)},"./src/demux/adts.ts":
/*!***************************!*\
  !*** ./src/demux/adts.ts ***!
  \***************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{appendFrame:()=>m,canGetFrameLength:()=>d,canParse:()=>h,getAudioConfig:()=>a,getFrameDuration:()=>v,getFullFrameLength:()=>u,getHeaderLength:()=>l,initTrackConfig:()=>g,isHeader:()=>c,isHeaderPattern:()=>o,parseFrameHeader:()=>p,probe:()=>f});var i=r(/*! ../utils/logger */"./src/utils/logger.ts"),n=r(/*! ../errors */"./src/errors.ts"),s=r(/*! ../events */"./src/events.ts");function a(t,e,r,a){var o,l,u,d,c=navigator.userAgent.toLowerCase(),h=a,f=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];o=1+((192&e[r+2])>>>6);var g=(60&e[r+2])>>>2;if(!(g>f.length-1))return u=(1&e[r+2])<<2,u|=(192&e[r+3])>>>6,i.logger.log("manifest codec:"+a+", ADTS type:"+o+", samplingIndex:"+g),/firefox/i.test(c)?g>=6?(o=5,d=new Array(4),l=g-3):(o=2,d=new Array(2),l=g):-1!==c.indexOf("android")?(o=2,d=new Array(2),l=g):(o=5,d=new Array(4),a&&(-1!==a.indexOf("mp4a.40.29")||-1!==a.indexOf("mp4a.40.5"))||!a&&g>=6?l=g-3:((a&&-1!==a.indexOf("mp4a.40.2")&&(g>=6&&1===u||/vivaldi/i.test(c))||!a&&1===u)&&(o=2,d=new Array(2)),l=g)),d[0]=o<<3,d[0]|=(14&g)>>1,d[1]|=(1&g)<<7,d[1]|=u<<3,5===o&&(d[1]|=(14&l)>>1,d[2]=(1&l)<<7,d[2]|=8,d[3]=0),{config:d,samplerate:f[g],channelCount:u,codec:"mp4a.40."+o,manifestCodec:h};t.trigger(s.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+g})}function o(t,e){return 255===t[e]&&240==(246&t[e+1])}function l(t,e){return 1&t[e+1]?7:9}function u(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function d(t,e){return e+5<t.length}function c(t,e){return e+1<t.length&&o(t,e)}function h(t,e){return d(t,e)&&o(t,e)&&u(t,e)<=t.length-e}function f(t,e){if(c(t,e)){var r=l(t,e);if(e+r>=t.length)return!1;var i=u(t,e);if(i<=r)return!1;var n=e+i;return n===t.length||c(t,n)}return!1}function g(t,e,r,n,s){if(!t.samplerate){var o=a(e,r,n,s);if(!o)return;t.config=o.config,t.samplerate=o.samplerate,t.channelCount=o.channelCount,t.codec=o.codec,t.manifestCodec=o.manifestCodec,i.logger.log("parsed codec:"+t.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function v(t){return 9216e4/t}function p(t,e){var r=l(t,e);if(e+r<=t.length){var i=u(t,e)-r;if(i>0)return{headerLength:r,frameLength:i}}}function m(t,e,r,i,n){var s,a=i+n*v(t.samplerate),o=p(e,r);if(o){var l=o.frameLength,u=o.headerLength,d=u+l,c=Math.max(0,r+d-e.length);c?(s=new Uint8Array(d-u)).set(e.subarray(r+u,e.length),0):s=e.subarray(r+u,r+d);var h={unit:s,pts:a};return c||t.samples.push(h),{sample:h,length:d,missing:c}}var f=e.length-r;return(s=new Uint8Array(f)).set(e.subarray(r,e.length),0),{sample:{unit:s,pts:a},length:f,missing:-1}}},"./src/demux/base-audio-demuxer.ts":
/*!*****************************************!*\
  !*** ./src/demux/base-audio-demuxer.ts ***!
  \*****************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>c,initPTSFn:()=>d});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../demux/id3 */"./src/demux/id3.ts"),s=r(/*! ../types/demuxer */"./src/types/demuxer.ts"),a=r(/*! ./dummy-demuxed-track */"./src/demux/dummy-demuxed-track.ts"),o=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),l=r(/*! ../utils/typed-array */"./src/utils/typed-array.ts"),u=function(){function t(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}var e=t.prototype;return e.resetInitSegment=function(t,e,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},e.resetTimeStamp=function(t){this.initPTS=t,this.resetContiguity()},e.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},e.canParse=function(t,e){return!1},e.appendFrame=function(t,e,r){},e.demux=function(t,e){this.cachedData&&(t=(0,o.appendUint8Array)(this.cachedData,t),this.cachedData=null);var r,u=n.getID3Data(t,0),c=u?u.length:0,h=this._audioTrack,f=this._id3Track,g=u?n.getTimeStamp(u):void 0,v=t.length;for((null===this.basePTS||0===this.frameIndex&&(0,i.isFiniteNumber)(g))&&(this.basePTS=d(g,e,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),u&&u.length>0&&f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:u,type:s.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});c<v;){if(this.canParse(t,c)){var p=this.appendFrame(h,t,c);p?(this.frameIndex++,this.lastPTS=p.sample.pts,r=c+=p.length):c=v}else n.canParse(t,c)?(u=n.getID3Data(t,c),f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:u,type:s.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY}),r=c+=u.length):c++;if(c===v&&r!==v){var m=(0,l.sliceUint8)(t,r);this.cachedData?this.cachedData=(0,o.appendUint8Array)(this.cachedData,m):this.cachedData=m}}return{audioTrack:h,videoTrack:(0,a.dummyTrack)(),id3Track:f,textTrack:(0,a.dummyTrack)()}},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},e.flush=function(t){var e=this.cachedData;return e&&(this.cachedData=null,this.demux(e,0)),{audioTrack:this._audioTrack,videoTrack:(0,a.dummyTrack)(),id3Track:this._id3Track,textTrack:(0,a.dummyTrack)()}},e.destroy=function(){},t}(),d=function(t,e,r){return(0,i.isFiniteNumber)(t)?90*t:9e4*e+(r||0)};const c=u},"./src/demux/chunk-cache.ts":
/*!**********************************!*\
  !*** ./src/demux/chunk-cache.ts ***!
  \**********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});var i=function(){function t(){this.chunks=[],this.dataLength=0}var e=t.prototype;return e.push=function(t){this.chunks.push(t),this.dataLength+=t.length},e.flush=function(){var t,e=this.chunks,r=this.dataLength;return e.length?(t=1===e.length?e[0]:function(t,e){for(var r=new Uint8Array(e),i=0,n=0;n<t.length;n++){var s=t[n];r.set(s,i),i+=s.length}return r}(e,r),this.reset(),t):new Uint8Array(0)},e.reset=function(){this.chunks.length=0,this.dataLength=0},t}()},"./src/demux/dummy-demuxed-track.ts":
/*!******************************************!*\
  !*** ./src/demux/dummy-demuxed-track.ts ***!
  \******************************************/(t,e,r)=>{"use strict";function i(t,e){return void 0===t&&(t=""),void 0===e&&(e=9e4),{type:t,id:-1,pid:-1,inputTimeScale:e,sequenceNumber:-1,samples:[],dropped:0}}r.r(e),r.d(e,{dummyTrack:()=>i})},"./src/demux/exp-golomb.ts":
/*!*********************************!*\
  !*** ./src/demux/exp-golomb.ts ***!
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/*!**************************!*\
  !*** ./src/demux/id3.ts ***!
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/*!*********************************!*\
  !*** ./src/demux/mp3demuxer.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>l});var i=r(/*! ./base-audio-demuxer */"./src/demux/base-audio-demuxer.ts"),n=r(/*! ../demux/id3 */"./src/demux/id3.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! ./mpegaudio */"./src/demux/mpegaudio.ts");function o(t,e){return(o=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}const l=function(t){var e,r;function i(){return t.apply(this,arguments)||this}r=t,(e=i).prototype=Object.create(r.prototype),e.prototype.constructor=e,o(e,r);var l=i.prototype;return l.resetInitSegment=function(e,r,i,n){t.prototype.resetInitSegment.call(this,e,r,i,n),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(t){if(!t)return!1;for(var e=(n.getID3Data(t,0)||[]).length,r=t.length;e<r;e++)if(a.probe(t,e))return s.logger.log("MPEG Audio sync word found !"),!0;return!1},l.canParse=function(t,e){return a.canParse(t,e)},l.appendFrame=function(t,e,r){if(null!==this.basePTS)return a.appendFrame(t,e,r,this.basePTS,this.frameIndex)},i}(i.default)},"./src/demux/mp4demuxer.ts":
/*!*********************************!*\
  !*** ./src/demux/mp4demuxer.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>l});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../types/demuxer */"./src/types/demuxer.ts"),s=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),a=r(/*! ./dummy-demuxed-track */"./src/demux/dummy-demuxed-track.ts"),o=/\/emsg[-/]ID3/i;const l=function(){function t(t,e){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=e}var e=t.prototype;return e.resetTimeStamp=function(){},e.resetInitSegment=function(t,e,r,i){var n=this.videoTrack=(0,a.dummyTrack)("video",1),o=this.audioTrack=(0,a.dummyTrack)("audio",1),l=this.txtTrack=(0,a.dummyTrack)("text",1);if(this.id3Track=(0,a.dummyTrack)("id3",1),this.timeOffset=0,t&&t.byteLength){var u=(0,s.parseInitSegment)(t);if(u.video){var d=u.video,c=d.id,h=d.timescale,f=d.codec;n.id=c,n.timescale=l.timescale=h,n.codec=f}if(u.audio){var g=u.audio,v=g.id,p=g.timescale,m=g.codec;o.id=v,o.timescale=p,o.codec=m}l.id=s.RemuxerTrackIdConfig.text,n.sampleDuration=0,n.duration=o.duration=i}},e.resetContiguity=function(){},t.probe=function(t){return t=t.length>16384?t.subarray(0,16384):t,(0,s.findBox)(t,["moof"]).length>0},e.demux=function(t,e){this.timeOffset=e;var r=t,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=(0,s.appendUint8Array)(this.remainderData,t));var a=(0,s.segmentValidRange)(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var o=this.extractID3Track(i,e);return n.samples=(0,s.parseSamples)(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:o,textTrack:this.txtTrack}},e.flush=function(){var t=this.timeOffset,e=this.videoTrack,r=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(e,this.timeOffset);return r.samples=(0,s.parseSamples)(t,e),{videoTrack:e,audioTrack:(0,a.dummyTrack)(),id3Track:i,textTrack:(0,a.dummyTrack)()}},e.extractID3Track=function(t,e){var r=this.id3Track;if(t.samples.length){var a=(0,s.findBox)(t.samples,["emsg"]);a&&a.forEach((function(t){var a=(0,s.parseEmsg)(t);if(o.test(a.schemeIdUri)){var l=(0,i.isFiniteNumber)(a.presentationTime)?a.presentationTime/a.timeScale:e+a.presentationTimeDelta/a.timeScale,u=4294967295===a.eventDuration?Number.POSITIVE_INFINITY:a.eventDuration/a.timeScale;u<=.001&&(u=Number.POSITIVE_INFINITY);var d=a.payload;r.samples.push({data:d,len:d.byteLength,dts:l,pts:l,type:n.MetadataSchema.emsg,duration:u})}}))}return r},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},e.destroy=function(){},t}()},"./src/demux/mpegaudio.ts":
/*!********************************!*\
  !*** ./src/demux/mpegaudio.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{appendFrame:()=>l,canParse:()=>h,isHeader:()=>c,isHeaderPattern:()=>d,parseHeader:()=>u,probe:()=>f});var i=null,n=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],s=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],a=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],o=[0,1,1,4];function l(t,e,r,i,n){if(!(r+24>e.length)){var s=u(e,r);if(s&&r+s.frameLength<=e.length){var a=i+n*(9e4*s.samplesPerFrame/s.sampleRate),o={unit:e.subarray(r,r+s.frameLength),pts:a,dts:a};return t.config=[],t.channelCount=s.channelCount,t.samplerate=s.sampleRate,t.samples.push(o),{sample:o,length:s.frameLength,missing:0}}}}function u(t,e){var r=t[e+1]>>3&3,l=t[e+1]>>1&3,u=t[e+2]>>4&15,d=t[e+2]>>2&3;if(1!==r&&0!==u&&15!==u&&3!==d){var c=t[e+2]>>1&1,h=t[e+3]>>6,f=1e3*n[14*(3===r?3-l:3===l?3:4)+u-1],g=s[3*(3===r?0:2===r?1:2)+d],v=3===h?1:2,p=a[r][l],m=o[l],y=8*p*m,E=Math.floor(p*f/g+c)*m;if(null===i){var T=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);i=T?parseInt(T[1]):0}return!!i&&i<=87&&2===l&&f>=224e3&&0===h&&(t[e+3]=128|t[e+3]),{sampleRate:g,channelCount:v,frameLength:E,samplesPerFrame:y}}}function d(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function c(t,e){return e+1<t.length&&d(t,e)}function h(t,e){return d(t,e)&&4<=t.length-e}function f(t,e){if(e+1<t.length&&d(t,e)){var r=u(t,e),i=4;null!=r&&r.frameLength&&(i=r.frameLength);var n=e+i;return n===t.length||c(t,n)}return!1}},"./src/demux/sample-aes.ts":
/*!*********************************!*\
  !*** ./src/demux/sample-aes.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s});var i=r(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),n=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts");const s=function(){function t(t,e,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new i.default(e,{removePKCS7Padding:!1})}var e=t.prototype;return e.decryptBuffer=function(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer)},e.decryptAacSample=function(t,e,r){var i=this,n=t[e].unit;if(!(n.length<=16)){var s=n.subarray(16,n.length-n.length%16),a=s.buffer.slice(s.byteOffset,s.byteOffset+s.length);this.decryptBuffer(a).then((function(s){var a=new Uint8Array(s);n.set(a,16),i.decrypter.isSync()||i.decryptAacSamples(t,e+1,r)}))}},e.decryptAacSamples=function(t,e,r){for(;;e++){if(e>=t.length)return void r();if(!(t[e].unit.length<32)&&(this.decryptAacSample(t,e,r),!this.decrypter.isSync()))return}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,n=32;n<t.length-16;n+=160,i+=16)r.set(t.subarray(n,n+16),i);return r},e.getAvcDecryptedUnit=function(t,e){for(var r=new Uint8Array(e),i=0,n=32;n<t.length-16;n+=160,i+=16)t.set(r.subarray(i,i+16),n);return t},e.decryptAvcSample=function(t,e,r,i,s){var a=this,o=(0,n.discardEPB)(s.data),l=this.getAvcEncryptedData(o);this.decryptBuffer(l.buffer).then((function(n){s.data=a.getAvcDecryptedUnit(o,n),a.decrypter.isSync()||a.decryptAvcSamples(t,e,r+1,i)}))},e.decryptAvcSamples=function(t,e,r,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,r=0){if(e>=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var s=n[r];if(!(s.data.length<=48||1!==s.type&&5!==s.type||(this.decryptAvcSample(t,e,r,i,s),this.decrypter.isSync())))return}}},t}()},"./src/demux/transmuxer-interface.ts":
/*!*******************************************!*\
  !*** ./src/demux/transmuxer-interface.ts ***!
  \*******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>c});var i=r(/*! ./webworkify-webpack */"./src/demux/webworkify-webpack.js"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ../errors */"./src/errors.ts"),l=r(/*! ../utils/mediasource-helper */"./src/utils/mediasource-helper.ts"),u=r(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),d=(0,l.getMediaSource)()||{isTypeSupported:function(){return!1}},c=function(){function t(t,e,r,l){var c=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var h=t.config;this.hls=t,this.id=e,this.useWorker=!!h.enableWorker,this.onTransmuxComplete=r,this.onFlush=l;var f=function(t,e){(e=e||{}).frag=c.frag,e.id=c.id,c.hls.trigger(t,e)};this.observer=new u.EventEmitter,this.observer.on(n.Events.FRAG_DECRYPTED,f),this.observer.on(n.Events.ERROR,f);var g={mp4:d.isTypeSupported("video/mp4"),mpeg:d.isTypeSupported("audio/mpeg"),mp3:d.isTypeSupported('audio/mp4; codecs="mp3"')},v=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var p;a.logger.log("demuxing in webworker");try{p=this.worker=(0,i.default)(/*! ../demux/transmuxer-worker.ts */"./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),p.addEventListener("message",this.onwmsg),p.onerror=function(t){c.useWorker=!1,a.logger.warn("Exception in webworker, fallback to inline"),c.hls.trigger(n.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:new Error(t.message+"  ("+t.filename+":"+t.lineno+")")})},p.postMessage({cmd:"init",typeSupported:g,vendor:v,id:e,config:JSON.stringify(h)})}catch(t){a.logger.warn("Error in worker:",t),a.logger.error("Error while initializing DemuxerWorker, fallback to inline"),p&&self.URL.revokeObjectURL(p.objectURL),this.transmuxer=new s.default(this.observer,g,h,v,e),this.worker=null}}else this.transmuxer=new s.default(this.observer,g,h,v,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null,this.onwmsg=void 0;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},e.push=function(t,e,r,i,n,o,l,u,d,c){var h,f,g=this;d.transmuxing.start=self.performance.now();var v=this.transmuxer,p=this.worker,m=o?o.start:n.start,y=n.decryptdata,E=this.frag,T=!(E&&n.cc===E.cc),S=!(E&&d.level===E.level),b=E?d.sn-E.sn:-1,L=this.part?d.part-this.part.index:-1,D=0===b&&d.id>1&&d.id===(null==E?void 0:E.stats.chunkCount),A=!S&&(1===b||0===b&&(1===L||D&&L<=0)),k=self.performance.now();(S||b||0===n.stats.parsing.start)&&(n.stats.parsing.start=k),!o||!L&&A||(o.stats.parsing.start=k);var I=!(E&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(f=E.initSegment)||void 0===f?void 0:f.url)),R=new s.TransmuxState(T,A,u,S,m,I);if(!A||T||I){a.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+d.sn+" p: "+d.part+" level: "+d.level+" id: "+d.id+"\n        discontinuity: "+T+"\n        trackSwitch: "+S+"\n        contiguous: "+A+"\n        accurateTimeOffset: "+u+"\n        timeOffset: "+m+"\n        initSegmentChange: "+I);var C=new s.TransmuxConfig(r,i,e,l,c);this.configureTransmuxer(C)}if(this.frag=n,this.part=o,p)p.postMessage({cmd:"demux",data:t,decryptdata:y,chunkMeta:d,state:R},t instanceof ArrayBuffer?[t]:[]);else if(v){var _=v.push(t,y,d,R);(0,s.isPromise)(_)?(v.async=!0,_.then((function(t){g.handleTransmuxComplete(t)})).catch((function(t){g.transmuxerError(t,d,"transmuxer-interface push error")}))):(v.async=!1,this.handleTransmuxComplete(_))}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:t});else if(r){var n=r.flush(t);(0,s.isPromise)(n)||r.async?((0,s.isPromise)(n)||(n=Promise.resolve(n)),n.then((function(r){e.handleFlushResult(r,t)})).catch((function(r){e.transmuxerError(r,t,"transmuxer-interface flush error")}))):this.handleFlushResult(n,t)}},e.transmuxerError=function(t,e,r){this.hls&&this.hls.trigger(n.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:e,fatal:!1,error:t,err:t,reason:r})},e.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":a.logger[e.data.logType]&&a.logger[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}()},"./src/demux/transmuxer-worker.ts":
/*!****************************************!*\
  !*** ./src/demux/transmuxer-worker.ts ***!
  \****************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>l});var i=r(/*! ../demux/transmuxer */"./src/demux/transmuxer.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../utils/logger */"./src/utils/logger.ts"),a=r(/*! eventemitter3 */"./node_modules/eventemitter3/index.js"),o=r(/*! ../errors */"./src/errors.ts");function l(t){var e=new a.EventEmitter,r=function(e,r){t.postMessage({event:e,data:r})};e.on(n.Events.FRAG_DECRYPTED,r),e.on(n.Events.ERROR,r);t.addEventListener("message",(function(a){var l=a.data;switch(l.cmd){case"init":var d=JSON.parse(l.config);t.transmuxer=new i.default(e,l.typeSupported,d,l.vendor,l.id),(0,s.enableLogs)(d.debug,l.id),function(){var t=function(t){s.logger[t]=function(e){r("workerLog",{logType:t,message:e})}};for(var e in s.logger)t(e)}(),r("init",null);break;case"configure":t.transmuxer.configure(l.config);break;case"demux":var h=t.transmuxer.push(l.data,l.decryptdata,l.chunkMeta,l.state);(0,i.isPromise)(h)?(t.transmuxer.async=!0,h.then((function(e){u(t,e)})).catch((function(t){r(n.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:l.chunkMeta,fatal:!1,error:t,err:t,reason:"transmuxer-worker push error"})}))):(t.transmuxer.async=!1,u(t,h));break;case"flush":var f=l.chunkMeta,g=t.transmuxer.flush(f);(0,i.isPromise)(g)||t.transmuxer.async?((0,i.isPromise)(g)||(g=Promise.resolve(g)),g.then((function(e){c(t,e,f)})).catch((function(t){r(n.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.FRAG_PARSING_ERROR,chunkMeta:l.chunkMeta,fatal:!1,error:t,err:t,reason:"transmuxer-worker flush error"})}))):c(t,g,f)}}))}function u(t,e){if(!((r=e.remuxResult).audio||r.video||r.text||r.id3||r.initSegment))return!1;var r,i=[],n=e.remuxResult,s=n.audio,a=n.video;return s&&d(i,s),a&&d(i,a),t.postMessage({event:"transmuxComplete",data:e},i),!0}function d(t,e){e.data1&&t.push(e.data1.buffer),e.data2&&t.push(e.data2.buffer)}function c(t,e,r){e.reduce((function(e,r){return u(t,r)||e}),!1)||t.postMessage({event:"transmuxComplete",data:e[0]}),t.postMessage({event:"flush",data:r})}},"./src/demux/transmuxer.ts":
/*!*********************************!*\
  !*** ./src/demux/transmuxer.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{TransmuxConfig:()=>y,TransmuxState:()=>E,default:()=>v,isPromise:()=>m});var i,n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ../crypt/decrypter */"./src/crypt/decrypter.ts"),o=r(/*! ../demux/aacdemuxer */"./src/demux/aacdemuxer.ts"),l=r(/*! ../demux/mp4demuxer */"./src/demux/mp4demuxer.ts"),u=r(/*! ../demux/tsdemuxer */"./src/demux/tsdemuxer.ts"),d=r(/*! ../demux/mp3demuxer */"./src/demux/mp3demuxer.ts"),c=r(/*! ../remux/mp4-remuxer */"./src/remux/mp4-remuxer.ts"),h=r(/*! ../remux/passthrough-remuxer */"./src/remux/passthrough-remuxer.ts"),f=r(/*! ../utils/logger */"./src/utils/logger.ts");try{i=self.performance.now.bind(self.performance)}catch(t){f.logger.debug("Unable to use Performance API on this environment"),i=self.Date.now}var g=[{demux:l.default,remux:h.default},{demux:u.default,remux:c.default},{demux:o.default,remux:c.default},{demux:d.default,remux:c.default}],v=function(){function t(t,e,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,n){var s=this,a=r.transmuxing;a.executeStart=i();var o=new Uint8Array(t),l=this.currentTransmuxState,u=this.transmuxConfig;n&&(this.currentTransmuxState=n);var d=n||l,c=d.contiguous,h=d.discontinuity,f=d.trackSwitch,g=d.accurateTimeOffset,v=d.timeOffset,m=d.initSegmentChange,y=u.audioCodec,E=u.videoCodec,T=u.defaultInitPts,S=u.duration,b=u.initSegmentData,L=function(t,e){var r=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(o,e);if(L&&"AES-128"===L.method){var D=this.getDecrypter();if(!D.isSync())return this.decryptionPromise=D.webCryptoDecrypt(o,L.key.buffer,L.iv.buffer).then((function(t){var e=s.push(t,null,r);return s.decryptionPromise=null,e})),this.decryptionPromise;var A=D.softwareDecrypt(o,L.key.buffer,L.iv.buffer);if(r.part>-1&&(A=D.flush()),!A)return a.executeEnd=i(),p(r);o=new Uint8Array(A)}var k=this.needsProbing(h,f);k&&this.configureTransmuxer(o),(h||f||m||k)&&this.resetInitSegment(b,y,E,S,e),(h||m||k)&&this.resetInitialTimestamp(T),c||this.resetContiguity();var I=this.transmux(o,L,v,g,r),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=i(),I},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=i();var a=this.decrypter,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],d=o.timeOffset;if(a){var c=a.flush();c&&u.push(this.push(c,null,t))}var h=this.demuxer,f=this.remuxer;if(!h||!f)return this.observer.emit(n.Events.ERROR,n.Events.ERROR,{type:s.ErrorTypes.MEDIA_ERROR,details:s.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=i(),[p(t)];var g=h.flush(d);return m(g)?g.then((function(r){return e.flushRemux(u,r,t),u})):(this.flushRemux(u,g,t),u)},e.flushRemux=function(t,e,r){var n=e.audioTrack,s=e.videoTrack,a=e.id3Track,o=e.textTrack,l=this.currentTransmuxState,u=l.accurateTimeOffset,d=l.timeOffset;f.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var c=this.remuxer.remux(n,s,a,o,d,u,!0,this.id);t.push({remuxResult:c,chunkMeta:r}),r.transmuxing.executeEnd=i()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i,n){var s=this.demuxer,a=this.remuxer;s&&a&&(s.resetInitSegment(t,e,r,i),a.resetInitSegment(t,e,r,n))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),s=n.audioTrack,a=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(s,a,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var s=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:s.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,r,i,!1,s.id),chunkMeta:n}}))},e.configureTransmuxer=function(t){for(var e,r=this.config,i=this.observer,n=this.typeSupported,s=this.vendor,a=0,o=g.length;a<o;a++)if(g[a].demux.probe(t)){e=g[a];break}e||(f.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),e={demux:l.default,remux:h.default});var u=this.demuxer,d=this.remuxer,c=e.remux,v=e.demux;d&&d instanceof c||(this.remuxer=new c(i,r,n,s)),u&&u instanceof v||(this.demuxer=new v(i,r,n),this.probe=v.probe)},e.needsProbing=function(t,e){return!this.demuxer||!this.remuxer||t||e},e.getDecrypter=function(){var t=this.decrypter;return t||(t=this.decrypter=new a.default(this.config)),t},t}();var p=function(t){return{remuxResult:{},chunkMeta:t}};function m(t){return"then"in t&&t.then instanceof Function}var y=function(t,e,r,i,n){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n},E=function(t,e,r,i,n,s){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=t,this.contiguous=e,this.accurateTimeOffset=r,this.trackSwitch=i,this.timeOffset=n,this.initSegmentChange=s}},"./src/demux/tsdemuxer.ts":
/*!********************************!*\
  !*** ./src/demux/tsdemuxer.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>T});var i=r(/*! ./adts */"./src/demux/adts.ts"),n=r(/*! ./mpegaudio */"./src/demux/mpegaudio.ts"),s=r(/*! ./exp-golomb */"./src/demux/exp-golomb.ts"),a=r(/*! ./sample-aes */"./src/demux/sample-aes.ts"),o=r(/*! ../events */"./src/events.ts"),l=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),u=r(/*! ../utils/logger */"./src/utils/logger.ts"),d=r(/*! ../errors */"./src/errors.ts"),c=r(/*! ../types/demuxer */"./src/types/demuxer.ts");function h(){return(h=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var f=188;function g(t,e,r,i){return{key:t,frame:!1,pts:e,dts:r,units:[],debug:i,length:0}}function v(t,e){return((31&t[e+1])<<8)+t[e+2]}function p(t,e){return(31&t[e+10])<<8|t[e+11]}function m(t,e,r,i){var n={audio:-1,avc:-1,id3:-1,segmentCodec:"aac"},s=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<s;){var a=v(t,e);switch(t[e]){case 207:if(!i){u.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===n.audio&&(n.audio=a);break;case 21:-1===n.id3&&(n.id3=a);break;case 219:if(!i){u.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===n.avc&&(n.avc=a);break;case 3:case 4:!0!==r.mpeg&&!0!==r.mp3?u.logger.log("MPEG audio found, not supported in this browser"):-1===n.audio&&(n.audio=a,n.segmentCodec="mp3");break;case 36:u.logger.warn("Unsupported HEVC stream type found")}e+=5+((15&t[e+3])<<8|t[e+4])}return n}function y(t){var e,r,i,n,s,a=0,o=t.data;if(!t||0===t.size)return null;for(;o[0].length<19&&o.length>1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var d=e[7];192&d&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&d?n-(s=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(u.logger.warn(Math.round((n-s)/9e4)+"s delta between PTS and DTS, align them"),n=s):s=n);var c=(i=e[8])+9;if(t.size<=c)return null;t.size-=c;for(var h=new Uint8Array(t.size),f=0,g=o.length;f<g;f++){var v=(e=o[f]).byteLength;if(c){if(c>v){c-=v;continue}e=e.subarray(c),v-=c,c=0}h.set(e,a),a+=v}return r&&(r-=i+3),{data:h,pts:n,dts:s,len:r}}return null}function E(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&u.logger.log(t.pts+"/"+t.dts+":"+t.debug)}const T=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return r>0&&u.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},t.syncOffset=function(t){for(var e=t.length,r=Math.min(940,t.length-f)+1,i=0;i<r;){for(var n=!1,s=i;s<e&&71===t[s];s+=f)if(n||0!==v(t,s)||(n=!0),n&&s+f>r)return i;i++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:l.RemuxerTrackIdConfig[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetInitSegment=function(e,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video"),this._audioTrack=t.createTrack("audio",n),this._id3Track=t.createTrack("id3"),this._txtTrack=t.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},e.resetTimeStamp=function(){},e.resetContiguity=function(){var t=this._audioTrack,e=this._avcTrack,r=this._id3Track;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},e.demux=function(e,r,i,n){var s;void 0===i&&(i=!1),void 0===n&&(n=!1),i||(this.sampleAes=null);var a=this._avcTrack,c=this._audioTrack,h=this._id3Track,g=this._txtTrack,E=a.pid,T=a.pesData,S=c.pid,b=h.pid,L=c.pesData,D=h.pesData,A=null,k=this.pmtParsed,I=this._pmtId,R=e.length;if(this.remainderData&&(R=(e=(0,l.appendUint8Array)(this.remainderData,e)).length,this.remainderData=null),R<f&&!n)return this.remainderData=e,{audioTrack:c,videoTrack:a,id3Track:h,textTrack:g};var C=Math.max(0,t.syncOffset(e));(R-=(R-C)%f)<e.byteLength&&!n&&(this.remainderData=new Uint8Array(e.buffer,R,e.buffer.byteLength-R));for(var _=0,w=C;w<R;w+=f)if(71===e[w]){var P=!!(64&e[w+1]),O=v(e,w),x=void 0;if((48&e[w+3])>>4>1){if((x=w+5+e[w+4])===w+f)continue}else x=w+4;switch(O){case E:P&&(T&&(s=y(T))&&this.parseAVCPES(a,g,s,!1),T={data:[],size:0}),T&&(T.data.push(e.subarray(x,w+f)),T.size+=w+f-x);break;case S:if(P){if(L&&(s=y(L)))switch(c.segmentCodec){case"aac":this.parseAACPES(c,s);break;case"mp3":this.parseMPEGPES(c,s)}L={data:[],size:0}}L&&(L.data.push(e.subarray(x,w+f)),L.size+=w+f-x);break;case b:P&&(D&&(s=y(D))&&this.parseID3PES(h,s),D={data:[],size:0}),D&&(D.data.push(e.subarray(x,w+f)),D.size+=w+f-x);break;case 0:P&&(x+=e[x]+1),I=this._pmtId=p(e,x);break;case I:P&&(x+=e[x]+1);var F=m(e,x,this.typeSupported,i);(E=F.avc)>0&&(a.pid=E),(S=F.audio)>0&&(c.pid=S,c.segmentCodec=F.segmentCodec),(b=F.id3)>0&&(h.pid=b),null===A||k||(u.logger.warn("MPEG-TS PMT found at "+w+" after unknown PID '"+A+"'. Backtracking to sync byte @"+C+" to parse all TS packets."),A=null,w=C-188),k=this.pmtParsed=!0;break;case 17:case 8191:break;default:A=O}}else _++;_>0&&this.observer.emit(o.Events.ERROR,o.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+_+" TS packet/s that do not start with 0x47"}),a.pesData=T,c.pesData=L,h.pesData=D;var M={audioTrack:c,videoTrack:a,id3Track:h,textTrack:g};return n&&this.extractRemainingSamples(M),M},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.videoTrack,n=t.id3Track,s=t.textTrack,a=i.pesData,o=r.pesData,l=n.pesData;if(a&&(e=y(a))?(this.parseAVCPES(i,s,e,!0),i.pesData=null):i.pesData=a,o&&(e=y(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,e);break;case"mp3":this.parseMPEGPES(r,e)}r.pesData=null}else null!=o&&o.size&&u.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=y(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new a.default(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.videoTrack;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,r,i){var n,a=this,o=this.parseAVCNALu(t,r.data),u=this.avcSample,d=!1;r.data=null,u&&o.length&&!t.audFound&&(E(u,t),u=this.avcSample=g(!1,r.pts,r.dts,"")),o.forEach((function(i){switch(i.type){case 1:n=!0,u||(u=a.avcSample=g(!0,r.pts,r.dts,"")),u.frame=!0;var o=i.data;if(d&&o.length>4){var c=new s.default(o).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(u.key=!0)}break;case 5:n=!0,u||(u=a.avcSample=g(!0,r.pts,r.dts,"")),u.key=!0,u.frame=!0;break;case 6:n=!0,(0,l.parseSEIMessageFromNALu)(i.data,1,r.pts,e.samples);break;case 7:if(n=!0,d=!0,!t.sps){var h=new s.default(i.data).readSPS();t.width=h.width,t.height=h.height,t.pixelRatio=h.pixelRatio,t.sps=[i.data],t.duration=a._duration;for(var f=i.data.subarray(1,4),v="avc1.",p=0;p<3;p++){var m=f[p].toString(16);m.length<2&&(m="0"+m),v+=m}t.codec=v}break;case 8:n=!0,t.pps||(t.pps=[i.data]);break;case 9:n=!1,t.audFound=!0,u&&E(u,t),u=a.avcSample=g(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,u&&(u.debug+="unknown NAL "+i.type+" ")}u&&n&&u.units.push(i)})),i&&u&&(E(u,t),this.avcSample=null)},e.getLastNalUnit=function(t){var e,r,i=this.avcSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!==(e=i)&&void 0!==e&&e.units){var n=i.units;r=n[n.length-1]}return r},e.parseAVCNALu=function(t,e){var r,i,n=e.byteLength,s=t.naluState||0,a=s,o=[],l=0,u=-1,d=0;for(-1===s&&(u=0,d=31&e[0],s=0,l=1);l<n;)if(r=e[l++],s)if(1!==s)if(r)if(1===r){if(u>=0){var c={data:e.subarray(u,l-s-1),type:d};o.push(c)}else{var h=this.getLastNalUnit(t.samples);if(h&&(a&&l<=4-a&&h.state&&(h.data=h.data.subarray(0,h.data.byteLength-a)),(i=l-s-1)>0)){var f=new Uint8Array(h.data.byteLength+i);f.set(h.data,0),f.set(e.subarray(0,i),h.data.byteLength),h.data=f,h.state=0}}l<n?(u=l,d=31&e[l],s=0):s=-1}else s=0;else s=3;else s=r?0:2;else s=r?0:1;if(u>=0&&s>=0){var g={data:e.subarray(u,n),type:d,state:s};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var p=new Uint8Array(v.data.byteLength+e.byteLength);p.set(v.data,0),p.set(e,v.data.byteLength),v.data=p}}return t.naluState=s,o},e.parseAACPES=function(t,e){var r,n,s,a,l,c=0,h=this.aacOverFlow,f=e.data;if(h){this.aacOverFlow=null;var g=h.missing,v=h.sample.unit.byteLength;if(-1===g){var p=new Uint8Array(v+f.byteLength);p.set(h.sample.unit,0),p.set(f,v),f=p}else{var m=v-g;h.sample.unit.set(f.subarray(0,g),m),t.samples.push(h.sample),c=h.missing}}for(r=c,n=f.length;r<n-1&&!i.isHeader(f,r);r++);if(r!==c&&(r<n-1?(s="AAC PES did not start with ADTS header,offset:"+r,a=!1):(s="no ADTS header found in AAC PES",a=!0),u.logger.warn("parsing error:"+s),this.observer.emit(o.Events.ERROR,o.Events.ERROR,{type:d.ErrorTypes.MEDIA_ERROR,details:d.ErrorDetails.FRAG_PARSING_ERROR,fatal:a,reason:s}),a))return;if(i.initTrackConfig(t,this.observer,f,r,this.audioCodec),void 0!==e.pts)l=e.pts;else{if(!h)return void u.logger.warn("[tsdemuxer]: AAC PES unknown PTS");var y=i.getFrameDuration(t.samplerate);l=h.sample.pts+y}for(var E,T=0;r<n;){if(r+=(E=i.appendFrame(t,f,r,l,T)).length,E.missing){this.aacOverFlow=E;break}for(T++;r<n-1&&!i.isHeader(f,r);r++);}},e.parseMPEGPES=function(t,e){var r=e.data,i=r.length,s=0,a=0,o=e.pts;if(void 0!==o)for(;a<i;)if(n.isHeader(r,a)){var l=n.appendFrame(t,r,a,o,s);if(!l)break;a+=l.length,s++}else a++;else u.logger.warn("[tsdemuxer]: MPEG PES unknown PTS")},e.parseID3PES=function(t,e){if(void 0!==e.pts){var r=h({},e,{type:this._avcTrack?c.MetadataSchema.emsg:c.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});t.samples.push(r)}else u.logger.warn("[tsdemuxer]: ID3 PES unknown PTS")},t}()},"./src/demux/webworkify-webpack.js":
/*!*****************************************!*\
  !*** ./src/demux/webworkify-webpack.js ***!
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/*!***********************!*\
  !*** ./src/errors.ts ***!
  \***********************/(t,e,r)=>{"use strict";var i,n;r.r(e),r.d(e,{ErrorDetails:()=>n,ErrorTypes:()=>i}),function(t){t.NETWORK_ERROR="networkError",t.MEDIA_ERROR="mediaError",t.KEY_SYSTEM_ERROR="keySystemError",t.MUX_ERROR="muxError",t.OTHER_ERROR="otherError"}(i||(i={})),function(t){t.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",t.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",t.KEY_SYSTEM_NO_SESSION="keySystemNoSession",t.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",t.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",t.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",t.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",t.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",t.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",t.MANIFEST_LOAD_ERROR="manifestLoadError",t.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",t.MANIFEST_PARSING_ERROR="manifestParsingError",t.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",t.LEVEL_EMPTY_ERROR="levelEmptyError",t.LEVEL_LOAD_ERROR="levelLoadError",t.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",t.LEVEL_SWITCH_ERROR="levelSwitchError",t.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",t.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",t.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",t.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",t.FRAG_LOAD_ERROR="fragLoadError",t.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",t.FRAG_DECRYPT_ERROR="fragDecryptError",t.FRAG_PARSING_ERROR="fragParsingError",t.REMUX_ALLOC_ERROR="remuxAllocError",t.KEY_LOAD_ERROR="keyLoadError",t.KEY_LOAD_TIMEOUT="keyLoadTimeOut",t.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",t.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",t.BUFFER_APPEND_ERROR="bufferAppendError",t.BUFFER_APPENDING_ERROR="bufferAppendingError",t.BUFFER_STALLED_ERROR="bufferStalledError",t.BUFFER_FULL_ERROR="bufferFullError",t.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",t.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",t.INTERNAL_EXCEPTION="internalException",t.INTERNAL_ABORTED="aborted",t.UNKNOWN="unknown"}(n||(n={}))},"./src/events.ts":
/*!***********************!*\
  !*** ./src/events.ts ***!
  \***********************/(t,e,r)=>{"use strict";var i;r.r(e),r.d(e,{Events:()=>i}),function(t){t.MEDIA_ATTACHING="hlsMediaAttaching",t.MEDIA_ATTACHED="hlsMediaAttached",t.MEDIA_DETACHING="hlsMediaDetaching",t.MEDIA_DETACHED="hlsMediaDetached",t.BUFFER_RESET="hlsBufferReset",t.BUFFER_CODECS="hlsBufferCodecs",t.BUFFER_CREATED="hlsBufferCreated",t.BUFFER_APPENDING="hlsBufferAppending",t.BUFFER_APPENDED="hlsBufferAppended",t.BUFFER_EOS="hlsBufferEos",t.BUFFER_FLUSHING="hlsBufferFlushing",t.BUFFER_FLUSHED="hlsBufferFlushed",t.MANIFEST_LOADING="hlsManifestLoading",t.MANIFEST_LOADED="hlsManifestLoaded",t.MANIFEST_PARSED="hlsManifestParsed",t.LEVEL_SWITCHING="hlsLevelSwitching",t.LEVEL_SWITCHED="hlsLevelSwitched",t.LEVEL_LOADING="hlsLevelLoading",t.LEVEL_LOADED="hlsLevelLoaded",t.LEVEL_UPDATED="hlsLevelUpdated",t.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",t.LEVELS_UPDATED="hlsLevelsUpdated",t.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",t.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",t.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",t.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",t.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",t.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",t.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",t.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",t.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",t.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",t.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",t.CUES_PARSED="hlsCuesParsed",t.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",t.INIT_PTS_FOUND="hlsInitPtsFound",t.FRAG_LOADING="hlsFragLoading",t.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",t.FRAG_LOADED="hlsFragLoaded",t.FRAG_DECRYPTED="hlsFragDecrypted",t.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",t.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",t.FRAG_PARSING_METADATA="hlsFragParsingMetadata",t.FRAG_PARSED="hlsFragParsed",t.FRAG_BUFFERED="hlsFragBuffered",t.FRAG_CHANGED="hlsFragChanged",t.FPS_DROP="hlsFpsDrop",t.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",t.ERROR="hlsError",t.DESTROYING="hlsDestroying",t.KEY_LOADING="hlsKeyLoading",t.KEY_LOADED="hlsKeyLoaded",t.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",t.BACK_BUFFER_REACHED="hlsBackBufferReached"}(i||(i={}))},"./src/hls.ts":
/*!********************!*\
  !*** ./src/hls.ts ***!
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/*!********************************!*\
  !*** ./src/loader/fragment.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{BaseSegment:()=>c,ElementaryStreamTypes:()=>i,Fragment:()=>h,Part:()=>f});var i,n=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),s=r(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js"),a=r(/*! ./load-stats */"./src/loader/load-stats.ts");function o(t,e){t.prototype=Object.create(e.prototype),t.prototype.constructor=t,l(t,e)}function l(t,e){return(l=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function u(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}function d(t,e,r){return e&&u(t.prototype,e),r&&u(t,r),Object.defineProperty(t,"prototype",{writable:!1}),t}!function(t){t.AUDIO="audio",t.VIDEO="video",t.AUDIOVIDEO="audiovideo"}(i||(i={}));var c=function(){function t(t){var e;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=((e={})[i.AUDIO]=null,e[i.VIDEO]=null,e[i.AUDIOVIDEO]=null,e),this.baseurl=t}return t.prototype.setByteRange=function(t,e){var r=t.split("@",2),i=[];1===r.length?i[0]=e?e.byteRangeEndOffset:0:i[0]=parseInt(r[1]),i[1]=parseInt(r[0])+i[0],this._byteRange=i},d(t,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=(0,s.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(t){this._url=t}}]),t}(),h=function(t){function e(e,r){var i;return(i=t.call(this,r)||this)._decryptdata=null,i.rawProgramDateTime=null,i.programDateTime=null,i.tagList=[],i.duration=0,i.sn=0,i.levelkeys=void 0,i.type=void 0,i.loader=null,i.keyLoader=null,i.level=-1,i.cc=0,i.startPTS=void 0,i.endPTS=void 0,i.appendedPTS=void 0,i.startDTS=void 0,i.endDTS=void 0,i.start=0,i.deltaPTS=void 0,i.maxStartPTS=void 0,i.minEndPTS=void 0,i.stats=new a.LoadStats,i.urlId=0,i.data=void 0,i.bitrateTest=!1,i.title=null,i.initSegment=null,i.endList=void 0,i.type=e,i}o(e,t);var r=e.prototype;return r.setKeyFormat=function(t){if(this.levelkeys){var e=this.levelkeys[t];e&&!this._decryptdata&&(this._decryptdata=e.getDecryptData(this.sn))}},r.abortRequests=function(){var t,e;null===(t=this.loader)||void 0===t||t.abort(),null===(e=this.keyLoader)||void 0===e||e.abort()},r.setElementaryStreamInfo=function(t,e,r,i,n,s){void 0===s&&(s=!1);var a=this.elementaryStreams,o=a[t];o?(o.startPTS=Math.min(o.startPTS,e),o.endPTS=Math.max(o.endPTS,r),o.startDTS=Math.min(o.startDTS,i),o.endDTS=Math.max(o.endDTS,n)):a[t]={startPTS:e,endPTS:r,startDTS:i,endDTS:n,partial:s}},r.clearElementaryStreamInfo=function(){var t=this.elementaryStreams;t[i.AUDIO]=null,t[i.VIDEO]=null,t[i.AUDIOVIDEO]=null},d(e,[{key:"decryptdata",get:function(){if(!this.levelkeys&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkeys&&!this.levelkeys.NONE){var t=this.levelkeys.identity;if(t)this._decryptdata=t.getDecryptData(this.sn);else{var e=Object.keys(this.levelkeys);if(1===e.length)return this._decryptdata=this.levelkeys[e[0]].getDecryptData(this.sn)}}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(null===this.programDateTime)return null;if(!(0,n.isFiniteNumber)(this.programDateTime))return null;var t=(0,n.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+1e3*t}},{key:"encrypted",get:function(){var t;if(null!==(t=this._decryptdata)&&void 0!==t&&t.encrypted)return!0;if(this.levelkeys){var e=Object.keys(this.levelkeys),r=e.length;if(r>1||1===r&&this.levelkeys[e[0]].encrypted)return!0}return!1}}]),e}(c),f=function(t){function e(e,r,i,n,s){var o;(o=t.call(this,i)||this).fragOffset=0,o.duration=0,o.gap=!1,o.independent=!1,o.relurl=void 0,o.fragment=void 0,o.index=void 0,o.stats=new a.LoadStats,o.duration=e.decimalFloatingPoint("DURATION"),o.gap=e.bool("GAP"),o.independent=e.bool("INDEPENDENT"),o.relurl=e.enumeratedString("URI"),o.fragment=r,o.index=n;var l=e.enumeratedString("BYTERANGE");return l&&o.setByteRange(l,s),s&&(o.fragOffset=s.fragOffset+s.duration),o}return o(e,t),d(e,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var t=this.elementaryStreams;return!!(t.audio||t.video||t.audiovideo)}}]),e}(c)},"./src/loader/key-loader.ts":
/*!**********************************!*\
  !*** ./src/loader/key-loader.ts ***!
  \**********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s});var i=r(/*! ../errors */"./src/errors.ts"),n=r(/*! ./fragment-loader */"./src/loader/fragment-loader.ts"),s=function(){function t(t){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=t}var e=t.prototype;return e.abort=function(){for(var t in this.keyUriToKeyInfo){var e=this.keyUriToKeyInfo[t].loader;e&&e.abort()}},e.detach=function(){for(var t in this.keyUriToKeyInfo){var e=this.keyUriToKeyInfo[t];(e.mediaKeySessionContext||e.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[t]}},e.destroy=function(){for(var t in this.detach(),this.keyUriToKeyInfo){var e=this.keyUriToKeyInfo[t].loader;e&&e.destroy()}this.keyUriToKeyInfo={}},e.createKeyLoadError=function(t,e,r,s){return void 0===e&&(e=i.ErrorDetails.KEY_LOAD_ERROR),new n.LoadError({type:i.ErrorTypes.NETWORK_ERROR,details:e,fatal:!1,frag:t,networkDetails:r})},e.loadClear=function(t,e){var r=this;if(this.emeController&&this.config.emeEnabled)for(var i=t.sn,n=t.cc,s=function(t){var s=e[t];if(n<=s.cc&&("initSegment"===i||i<s.sn))return r.emeController.selectKeySystemFormat(s).then((function(t){s.setKeyFormat(t)})),"break"},a=0;a<e.length;a++){if("break"===s(a))break}},e.load=function(t){var e=this;return!t.decryptdata&&t.encrypted&&this.emeController?this.emeController.selectKeySystemFormat(t).then((function(r){return e.loadInternal(t,r)})):this.loadInternal(t)},e.loadInternal=function(t,e){var r,n;e&&t.setKeyFormat(e);var s=t.decryptdata;if(!s){var a=e?"Expected frag.decryptdata to be defined after setting format "+e:"Missing decryption data on fragment in onKeyLoading";return Promise.reject(this.createKeyLoadError(t,i.ErrorDetails.KEY_LOAD_ERROR,null,a))}var o=s.uri;if(!o)return Promise.reject(this.createKeyLoadError(t,i.ErrorDetails.KEY_LOAD_ERROR,null,'Invalid key URI: "'+o+'"'));var l,u=this.keyUriToKeyInfo[o];if(null!==(r=u)&&void 0!==r&&r.decryptdata.key)return s.key=u.decryptdata.key,Promise.resolve({frag:t,keyInfo:u});if(null!==(n=u)&&void 0!==n&&n.keyLoadPromise)switch(null===(l=u.mediaKeySessionContext)||void 0===l?void 0:l.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return u.keyLoadPromise.then((function(e){return s.key=e.keyInfo.decryptdata.key,{frag:t,keyInfo:u}}))}switch(u=this.keyUriToKeyInfo[o]={decryptdata:s,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},s.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===s.keyFormat?this.loadKeyHTTP(u,t):this.loadKeyEME(u,t);case"AES-128":return this.loadKeyHTTP(u,t);default:return Promise.reject(this.createKeyLoadError(t,i.ErrorDetails.KEY_LOAD_ERROR,null,'Key supplied with unsupported METHOD: "'+s.method+'"'))}},e.loadKeyEME=function(t,e){var r={frag:e,keyInfo:t};if(this.emeController&&this.config.emeEnabled){var i=this.emeController.loadKey(r);if(i)return(t.keyLoadPromise=i.then((function(e){return t.mediaKeySessionContext=e,r}))).catch((function(e){throw t.keyLoadPromise=null,e}))}return Promise.resolve(r)},e.loadKeyHTTP=function(t,e){var r=this,n=this.config,s=new(0,n.loader)(n);return e.keyLoader=t.loader=s,t.keyLoadPromise=new Promise((function(a,o){var l={keyInfo:t,frag:e,responseType:"arraybuffer",url:t.decryptdata.uri},u={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:n.fragLoadingRetryDelay,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:0},d={onSuccess:function(t,e,n,s){var l=n.frag,u=n.keyInfo,d=n.url;if(!l.decryptdata||u!==r.keyUriToKeyInfo[d])return o(r.createKeyLoadError(l,i.ErrorDetails.KEY_LOAD_ERROR,s,"after key load, decryptdata unset or changed"));u.decryptdata.key=l.decryptdata.key=new Uint8Array(t.data),l.keyLoader=null,u.loader=null,a({frag:l,keyInfo:u})},onError:function(t,n,s){r.resetLoader(n),o(r.createKeyLoadError(e,i.ErrorDetails.KEY_LOAD_ERROR,s))},onTimeout:function(t,n,s){r.resetLoader(n),o(r.createKeyLoadError(e,i.ErrorDetails.KEY_LOAD_TIMEOUT,s))},onAbort:function(t,n,s){r.resetLoader(n),o(r.createKeyLoadError(e,i.ErrorDetails.INTERNAL_ABORTED,s))}};s.load(l,u,d)}))},e.resetLoader=function(t){var e=t.frag,r=t.keyInfo,i=t.url,n=r.loader;e.keyLoader===n&&(e.keyLoader=null,r.loader=null),delete this.keyUriToKeyInfo[i],n&&n.destroy()},t}()},"./src/loader/level-details.ts":
/*!*************************************!*\
  !*** ./src/loader/level-details.ts ***!
  \*************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{LevelDetails:()=>s});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts");function n(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}var s=function(){function t(t){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=t}var e,r,s;return t.prototype.reloaded=function(t){if(!t)return this.advanced=!0,void(this.updated=!0);var e=this.lastPartSn-t.lastPartSn,r=this.lastPartIndex-t.lastPartIndex;this.updated=this.endSN!==t.endSN||!!r||!!e,this.advanced=this.endSN>t.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&(0,i.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&n(e.prototype,r),s&&n(e,s),Object.defineProperty(e,"prototype",{writable:!1}),t}()},"./src/loader/level-key.ts":
/*!*********************************!*\
  !*** ./src/loader/level-key.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{LevelKey:()=>u});var i=r(/*! ../utils/keysystem-util */"./src/utils/keysystem-util.ts"),n=r(/*! ../utils/mediakeys-helper */"./src/utils/mediakeys-helper.ts"),s=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ../utils/numeric-encoding-utils */"./src/utils/numeric-encoding-utils.ts"),l={},u=function(){function t(t,e,r,i,n){void 0===i&&(i=[1]),void 0===n&&(n=null),this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=t,this.uri=e,this.keyFormat=r,this.keyFormatVersions=i,this.iv=n,this.encrypted=!!t&&"NONE"!==t,this.isCommonEncryption=this.encrypted&&"AES-128"!==t}t.clearKeyUriToKeyIdMap=function(){l={}};var e=t.prototype;return e.isSupported=function(){if(this.method){if("AES-128"===this.method||"NONE"===this.method)return!0;switch(this.keyFormat){case"identity":return"SAMPLE-AES"===this.method;case n.KeySystemFormats.FAIRPLAY:case n.KeySystemFormats.WIDEVINE:case n.KeySystemFormats.PLAYREADY:case n.KeySystemFormats.CLEARKEY:return-1!==["ISO-23001-7","SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)}}return!1},e.getDecryptData=function(e){if(!this.encrypted||!this.uri)return null;if("AES-128"===this.method&&this.uri&&!this.iv){"number"!=typeof e&&("AES-128"!==this.method||this.iv||a.logger.warn('missing IV for initialization segment with method="'+this.method+'" - compliance issue'),e=0);var r=function(t){for(var e=new Uint8Array(16),r=12;r<16;r++)e[r]=t>>8*(15-r)&255;return e}(e);return new t(this.method,this.uri,"identity",this.keyFormatVersions,r)}var u=(0,i.convertDataUriToArrayBytes)(this.uri);if(u)switch(this.keyFormat){case n.KeySystemFormats.WIDEVINE:this.pssh=u,u.length>=22&&(this.keyId=u.subarray(u.length-22,u.length-6));break;case n.KeySystemFormats.PLAYREADY:var d=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=(0,s.mp4pssh)(d,null,u);var c=new Uint16Array(u.buffer,u.byteOffset,u.byteLength/2),h=String.fromCharCode.apply(null,Array.from(c)),f=h.substring(h.indexOf("<"),h.length),g=(new DOMParser).parseFromString(f,"text/xml").getElementsByTagName("KID")[0];if(g){var v=g.childNodes[0]?g.childNodes[0].nodeValue:g.getAttribute("VALUE");if(v){var p=(0,o.base64Decode)(v).subarray(0,16);(0,i.changeEndianness)(p),this.keyId=p}}break;default:var m=u.subarray(0,16);if(16!==m.length){var y=new Uint8Array(16);y.set(m,16-m.length),m=y}this.keyId=m}if(!this.keyId||16!==this.keyId.byteLength){var E=l[this.uri];if(!E){var T=Object.keys(l).length%Number.MAX_SAFE_INTEGER;E=new Uint8Array(16),new DataView(E.buffer,12,4).setUint32(0,T),l[this.uri]=E}this.keyId=E}return this},t}()},"./src/loader/load-stats.ts":
/*!**********************************!*\
  !*** ./src/loader/load-stats.ts ***!
  \**********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{LoadStats:()=>i});var i=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":
/*!***********************************!*\
  !*** ./src/loader/m3u8-parser.ts ***!
  \***********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>m});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! url-toolkit */"./node_modules/url-toolkit/src/url-toolkit.js"),s=r(/*! ./date-range */"./src/loader/date-range.ts"),a=r(/*! ./fragment */"./src/loader/fragment.ts"),o=r(/*! ./level-details */"./src/loader/level-details.ts"),l=r(/*! ./level-key */"./src/loader/level-key.ts"),u=r(/*! ../utils/attr-list */"./src/utils/attr-list.ts"),d=r(/*! ../utils/logger */"./src/utils/logger.ts"),c=r(/*! ../utils/codecs */"./src/utils/codecs.ts");function h(){return(h=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var f=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+|#EXT-X-SESSION-KEY:([^\n\r]*)[\r\n]+/g,g=/#EXT-X-MEDIA:(.*)/g,v=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),p=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),m=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r<t.length;r++){var i=t[r];if(i.id===e)return i}},t.convertAVC1ToAVCOTI=function(t){var e=t.split(".");if(e.length>2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).slice(-4)}return t},t.resolve=function(t,e){return(0,n.buildAbsoluteURL)(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,r){var i,n=[],s=[],a={},o=[],l=!1;for(f.lastIndex=0;null!=(i=f.exec(e));)if(i[1]){var c,h=new u.AttrList(i[1]),g={attrs:h,bitrate:h.decimalInteger("AVERAGE-BANDWIDTH")||h.decimalInteger("BANDWIDTH"),name:h.NAME,url:t.resolve(i[2],r)},v=h.decimalResolution("RESOLUTION");v&&(g.width=v.width,g.height=v.height),E((h.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),g),g.videoCodec&&-1!==g.videoCodec.indexOf("avc1")&&(g.videoCodec=t.convertAVC1ToAVCOTI(g.videoCodec)),null!==(c=g.unknownCodecs)&&void 0!==c&&c.length||s.push(g),n.push(g)}else if(i[3]){var p=new u.AttrList(i[3]);p["DATA-ID"]&&(l=!0,a[p["DATA-ID"]]=p)}else if(i[4]){var m=i[4],T=y(m,r);T.encrypted&&T.isSupported()?o.push(T):d.logger.warn('[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "'+m+'"')}return{levels:s.length>0&&s.length<n.length?s:n,sessionData:l?a:null,sessionKeys:o.length?o:null}},t.parseMasterPlaylistMedia=function(e,r,i,n){var s;void 0===n&&(n=[]);var a=[],o=0;for(g.lastIndex=0;null!==(s=g.exec(e));){var l=new u.AttrList(s[1]);if(l.TYPE===i){var d={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,r):""};if(n.length){var c=t.findGroup(n,d.groupId)||n[0];T(d,c,"audioCodec"),T(d,c,"textCodec")}a.push(d)}}return a},t.parseLevelPlaylist=function(t,e,r,n,l){var c,f,g,m=new o.LevelDetails(e),E=m.fragments,T=null,D=0,A=0,k=0,I=0,R=null,C=new a.Fragment(n,e),_=-1,w=!1;for(v.lastIndex=0,m.m3u8=t;null!==(c=v.exec(t));){w&&(w=!1,(C=new a.Fragment(n,e)).start=k,C.sn=D,C.cc=I,C.level=r,T&&(C.initSegment=T,C.rawProgramDateTime=T.rawProgramDateTime,T.rawProgramDateTime=null));var P=c[1];if(P){C.duration=parseFloat(P);var O=(" "+c[2]).slice(1);C.title=O||null,C.tagList.push(O?["INF",P,O]:["INF",P])}else if(c[3])(0,i.isFiniteNumber)(C.duration)&&(C.start=k,g&&L(C,g,m),C.sn=D,C.level=r,C.cc=I,C.urlId=l,E.push(C),C.relurl=(" "+c[3]).slice(1),S(C,R),R=C,k+=C.duration,D++,A=0,w=!0);else if(c[4]){var x=(" "+c[4]).slice(1);R?C.setByteRange(x,R):C.setByteRange(x)}else if(c[5])C.rawProgramDateTime=(" "+c[5]).slice(1),C.tagList.push(["PROGRAM-DATE-TIME",C.rawProgramDateTime]),-1===_&&(_=E.length);else{if(!(c=c[0].match(p))){d.logger.warn("No matches on slow regex match for level playlist!");continue}for(f=1;f<c.length&&void 0===c[f];f++);var F=(" "+c[f]).slice(1),M=(" "+c[f+1]).slice(1),N=c[f+2]?(" "+c[f+2]).slice(1):"";switch(F){case"PLAYLIST-TYPE":m.type=M.toUpperCase();break;case"MEDIA-SEQUENCE":D=m.startSN=parseInt(M);break;case"SKIP":var U=new u.AttrList(M),B=U.decimalInteger("SKIPPED-SEGMENTS");if((0,i.isFiniteNumber)(B)){m.skippedSegments=B;for(var G=B;G--;)E.unshift(null);D+=B}var K=U.enumeratedString("RECENTLY-REMOVED-DATERANGES");K&&(m.recentlyRemovedDateranges=K.split("\t"));break;case"TARGETDURATION":m.targetduration=parseFloat(M);break;case"VERSION":m.version=parseInt(M);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(M||N)&&C.tagList.push(N?[M,N]:[M]);break;case"DISCONTINUITY":I++,C.tagList.push(["DIS"]);break;case"GAP":C.tagList.push([F]);break;case"BITRATE":C.tagList.push([F,M]);break;case"DATERANGE":var H=new u.AttrList(M),j=new s.DateRange(H,m.dateRanges[H.ID]);j.isValid||m.skippedSegments?m.dateRanges[j.id]=j:d.logger.warn('Ignoring invalid DATERANGE tag: "'+M+'"'),C.tagList.push(["EXT-X-DATERANGE",M]);break;case"DISCONTINUITY-SEQUENCE":I=parseInt(M);break;case"KEY":var V=y(M,e);if(V.isSupported()){if("NONE"===V.method){g=void 0;break}g||(g={}),g[V.keyFormat]&&(g=h({},g)),g[V.keyFormat]=V}else d.logger.warn('[Keys] Ignoring invalid EXT-X-KEY tag: "'+M+'"');break;case"START":var Y=new u.AttrList(M).decimalFloatingPoint("TIME-OFFSET");(0,i.isFiniteNumber)(Y)&&(m.startTimeOffset=Y);break;case"MAP":var W=new u.AttrList(M);if(C.duration){var q=new a.Fragment(n,e);b(q,W,r,g),T=q,C.initSegment=T,T.rawProgramDateTime&&!C.rawProgramDateTime&&(C.rawProgramDateTime=T.rawProgramDateTime)}else b(C,W,r,g),T=C,w=!0;break;case"SERVER-CONTROL":var X=new u.AttrList(M);m.canBlockReload=X.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=X.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&X.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=X.optionalFloat("PART-HOLD-BACK",0),m.holdBack=X.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var z=new u.AttrList(M);m.partTarget=z.decimalFloatingPoint("PART-TARGET");break;case"PART":var Q=m.partList;Q||(Q=m.partList=[]);var $=A>0?Q[Q.length-1]:void 0,J=A++,Z=new a.Part(new u.AttrList(M),C,e,J,$);Q.push(Z),C.duration+=Z.duration;break;case"PRELOAD-HINT":var tt=new u.AttrList(M);m.preloadHint=tt;break;case"RENDITION-REPORT":var et=new u.AttrList(M);m.renditionReports=m.renditionReports||[],m.renditionReports.push(et);break;default:d.logger.warn("line parsed but not handled: "+c)}}}R&&!R.relurl?(E.pop(),k-=R.duration,m.partList&&(m.fragmentHint=R)):m.partList&&(S(C,R),C.cc=I,m.fragmentHint=C,g&&L(C,g,m));var rt=E.length,it=E[0],nt=E[rt-1];if((k+=m.skippedSegments*m.targetduration)>0&&rt&&nt){m.averagetargetduration=k/rt;var st=nt.sn;m.endSN="initSegment"!==st?st:0,m.live||(nt.endList=!0),it&&(m.startCC=it.cc)}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(k+=m.fragmentHint.duration),m.totalduration=k,m.endCC=I,_>0&&function(t,e){for(var r=t[e],i=e;i--;){var n=t[i];if(!n)return;n.programDateTime=r.programDateTime-1e3*n.duration,r=n}}(E,_),m},t}();function y(t,e){var r,i,n=new u.AttrList(t),s=null!=(r=n.enumeratedString("METHOD"))?r:"",a=n.URI,o=n.hexadecimalInteger("IV"),c=n.enumeratedString("KEYFORMATVERSIONS"),h=null!=(i=n.enumeratedString("KEYFORMAT"))?i:"identity";a&&n.IV&&!o&&d.logger.error("Invalid IV: "+n.IV);var f=a?m.resolve(a,e):"",g=(c||"1").split("/").map(Number).filter(Number.isFinite);return new l.LevelKey(s,f,h,g,o)}function E(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return(0,c.isCodecType)(t,r)}));if(i.length){var n=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=n.length>0?n[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function T(t,e,r){var i=e[r];i&&(t[r]=i)}function S(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),(0,i.isFiniteNumber)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}function b(t,e,r,i){t.relurl=e.URI,e.BYTERANGE&&t.setByteRange(e.BYTERANGE),t.level=r,t.sn="initSegment",i&&(t.levelkeys=i),t.initSegment=null}function L(t,e,r){t.levelkeys=e;var i=r.encryptedFragments;i.length&&i[i.length-1].levelkeys===e||!Object.keys(e).some((function(t){return e[t].isCommonEncryption}))||i.push(t)}},"./src/loader/playlist-loader.ts":
/*!***************************************!*\
  !*** ./src/loader/playlist-loader.ts ***!
  \***************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>c});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ../events */"./src/events.ts"),s=r(/*! ../errors */"./src/errors.ts"),a=r(/*! ../utils/logger */"./src/utils/logger.ts"),o=r(/*! ./m3u8-parser */"./src/loader/m3u8-parser.ts"),l=r(/*! ../types/loader */"./src/types/loader.ts"),u=r(/*! ../utils/attr-list */"./src/utils/attr-list.ts");function d(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}const c=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.startLoad=function(t){},e.stopLoad=function(){this.destroyInternalLoaders()},e.registerListeners=function(){var t=this.hls;t.on(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(n.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(n.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(n.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(n.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return t.loader=n,this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:l.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:l.PlaylistContextType.LEVEL,url:n,deliveryDirectives:s})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:l.PlaylistContextType.AUDIO_TRACK,url:n,deliveryDirectives:s})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,s=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:l.PlaylistContextType.SUBTITLE_TRACK,url:n,deliveryDirectives:s})},e.load=function(t){var e,r,i,n,s,o,u=this.hls.config,d=this.getInternalLoader(t);if(d){var c=d.context;if(c&&c.url===t.url)return void a.logger.trace("[playlist-loader]: playlist request ongoing");a.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),d.abort()}switch(t.type){case l.PlaylistContextType.MANIFEST:r=u.manifestLoadingMaxRetry,i=u.manifestLoadingTimeOut,n=u.manifestLoadingRetryDelay,s=u.manifestLoadingMaxRetryTimeout;break;case l.PlaylistContextType.LEVEL:case l.PlaylistContextType.AUDIO_TRACK:case l.PlaylistContextType.SUBTITLE_TRACK:r=0,i=u.levelLoadingTimeOut;break;default:r=u.levelLoadingMaxRetry,i=u.levelLoadingTimeOut,n=u.levelLoadingRetryDelay,s=u.levelLoadingMaxRetryTimeout}if((d=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===l.PlaylistContextType.LEVEL&&null!==t.level?o=this.hls.levels[t.level].details:t.type===l.PlaylistContextType.AUDIO_TRACK&&null!==t.id?o=this.hls.audioTracks[t.id].details:t.type===l.PlaylistContextType.SUBTITLE_TRACK&&null!==t.id&&(o=this.hls.subtitleTracks[t.id].details),o)){var h=o.partTarget,f=o.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var g={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:s,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(t,g,v)},e.loadsuccess=function(t,e,r,i){void 0===i&&(i=null),this.resetInternalLoader(r.type);var n=t.data;0===n.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var s=this.hls,l=t.data,c=d(t,r),h=o.default.parseMasterPlaylist(l,c),f=h.levels,g=h.sessionData,v=h.sessionKeys;if(f.length){var p=f.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),m=f.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),y=o.default.parseMasterPlaylistMedia(l,c,"AUDIO",p),E=o.default.parseMasterPlaylistMedia(l,c,"SUBTITLES",m),T=o.default.parseMasterPlaylistMedia(l,c,"CLOSED-CAPTIONS");if(y.length)y.some((function(t){return!t.url}))||!f[0].audioCodec||f[0].attrs.AUDIO||(a.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),y.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new u.AttrList({}),bitrate:0,url:""}));s.trigger(n.Events.MANIFEST_LOADED,{levels:f,audioTracks:y,subtitles:E,captions:T,url:c,stats:e,networkDetails:i,sessionData:g,sessionKeys:v})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,a){var c=this.hls,h=r.id,f=r.level,g=r.type,v=d(t,r),p=(0,i.isFiniteNumber)(h)?h:0,m=(0,i.isFiniteNumber)(f)?f:p,y=function(t){switch(t.type){case l.PlaylistContextType.AUDIO_TRACK:return l.PlaylistLevelType.AUDIO;case l.PlaylistContextType.SUBTITLE_TRACK:return l.PlaylistLevelType.SUBTITLE;default:return l.PlaylistLevelType.MAIN}}(r),E=o.default.parseLevelPlaylist(t.data,v,m,y,p);if(E.fragments.length){if(g===l.PlaylistContextType.MANIFEST){var T={attrs:new u.AttrList({}),bitrate:0,details:E,name:"",url:v};c.trigger(n.Events.MANIFEST_LOADED,{levels:[T],audioTracks:[],url:v,stats:e,networkDetails:a,sessionData:null,sessionKeys:null})}e.parsing.end=performance.now(),r.levelDetails=E,this.handlePlaylistLoaded(t,e,r,a)}else c.trigger(n.Events.ERROR,{type:s.ErrorTypes.NETWORK_ERROR,details:s.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:v,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(n.Events.ERROR,{type:s.ErrorTypes.NETWORK_ERROR,details:s.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:e.type===l.PlaylistContextType.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),a.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var o=s.ErrorDetails.UNKNOWN,u=!1,d=this.getInternalLoader(t);switch(t.type){case l.PlaylistContextType.MANIFEST:o=r?s.ErrorDetails.MANIFEST_LOAD_TIMEOUT:s.ErrorDetails.MANIFEST_LOAD_ERROR,u=!0;break;case l.PlaylistContextType.LEVEL:o=r?s.ErrorDetails.LEVEL_LOAD_TIMEOUT:s.ErrorDetails.LEVEL_LOAD_ERROR,u=!1;break;case l.PlaylistContextType.AUDIO_TRACK:o=r?s.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:s.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,u=!1;break;case l.PlaylistContextType.SUBTITLE_TRACK:o=r?s.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:s.ErrorDetails.SUBTITLE_LOAD_ERROR,u=!1}d&&this.resetInternalLoader(t.type);var c={type:s.ErrorTypes.NETWORK_ERROR,details:o,fatal:u,url:t.url,loader:d,context:t,networkDetails:e};i&&(c.response=i),this.hls.trigger(n.Events.ERROR,c)},e.handlePlaylistLoaded=function(t,e,r,i){var s=r.type,a=r.level,o=r.id,u=r.groupId,d=r.loader,c=r.levelDetails,h=r.deliveryDirectives;if(null!=c&&c.targetduration){if(d)switch(c.live&&(d.getCacheAge&&(c.ageHeader=d.getCacheAge()||0),d.getCacheAge&&!isNaN(c.ageHeader)||(c.ageHeader=0)),s){case l.PlaylistContextType.MANIFEST:case l.PlaylistContextType.LEVEL:this.hls.trigger(n.Events.LEVEL_LOADED,{details:c,level:a||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:h});break;case l.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(n.Events.AUDIO_TRACK_LOADED,{details:c,id:o||0,groupId:u||"",stats:e,networkDetails:i,deliveryDirectives:h});break;case l.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(n.Events.SUBTITLE_TRACK_LOADED,{details:c,id:o||0,groupId:u||"",stats:e,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}()},"./src/polyfills/number.ts":
/*!*********************************!*\
  !*** ./src/polyfills/number.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{MAX_SAFE_INTEGER:()=>n,isFiniteNumber:()=>i});var i=Number.isFinite||function(t){return"number"==typeof t&&isFinite(t)},n=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":
/*!*********************************!*\
  !*** ./src/remux/aac-helper.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});const i=function(){function t(){}return t.getSilentFrame=function(t,e){switch(t){case"mp4a.40.2":if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},t}()},"./src/remux/mp4-generator.ts":
/*!************************************!*\
  !*** ./src/remux/mp4-generator.ts ***!
  \************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>s});var i=Math.pow(2,32)-1,n=function(){function t(){}return t.init=function(){var e;for(e in t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),s=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=s,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var a=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,a,l,a,o),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,n))},t.box=function(t){for(var e=8,r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var s=i.length,a=s;s--;)e+=i[s].byteLength;var o=new Uint8Array(e);for(o[0]=e>>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),s=0,e=8;s<a;s++)o.set(i[s],e),e+=i[s].byteLength;return o},t.hdlr=function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var n=Math.floor(r/(i+1)),s=Math.floor(r%(i+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var n=Math.floor(r/(i+1)),s=Math.floor(r%(i+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,a)},t.sdtp=function(e){var r,i,n=e.samples||[],s=new Uint8Array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,s[r+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return t.box(t.types.sdtp,s)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO))},t.avc1=function(e){var r,i,n,s=[],a=[];for(r=0;r<e.sps.length;r++)n=(i=e.sps[r]).byteLength,s.push(n>>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));for(r=0;r<e.pps.length;r++)n=(i=e.pps[r]).byteLength,a.push(n>>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,s[3],s[4],s[5],255,224|e.sps.length].concat(s).concat([e.pps.length]).concat(a))),l=e.width,u=e.height,d=e.pixelRatio[0],c=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,c>>24,c>>16&255,c>>8&255,255&c])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,n=e.duration*e.timescale,s=e.width,a=e.height,o=Math.floor(n/(i+1)),l=Math.floor(n%(i+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,o>>24,o>>16&255,o>>8&255,255&o,l>>24,l>>16&255,l>>8&255,255&l,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,s>>8&255,255&s,0,0,a>>8&255,255&a,0,0]))},t.traf=function(e,r){var n=t.sdtp(e),s=e.id,a=Math.floor(r/(i+1)),o=Math.floor(r%(i+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,o>>24,o>>16&255,o>>8&255,255&o])),t.trun(e,n.length+16+20+8+16+8+8),n)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,s,a,o,l,u=e.samples||[],d=u.length,c=12+16*d,h=new Uint8Array(c);for(r+=8+c,h.set(["video"===e.type?1:0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<d;i++)s=(n=u[i]).duration,a=n.size,o=n.flags,l=n.cts,h.set([s>>>24&255,s>>>16&255,s>>>8&255,255&s,a>>>24&255,a>>>16&255,a>>>8&255,255&a,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,h)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();n.types=void 0,n.HDLR_TYPES=void 0,n.STTS=void 0,n.STSC=void 0,n.STCO=void 0,n.STSZ=void 0,n.VMHD=void 0,n.SMHD=void 0,n.STSD=void 0,n.FTYP=void 0,n.DINF=void 0;const s=n},"./src/remux/mp4-remuxer.ts":
/*!**********************************!*\
  !*** ./src/remux/mp4-remuxer.ts ***!
  \**********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>g,flushTextTrackMetadataCueSamples:()=>p,flushTextTrackUserdataCueSamples:()=>m,normalizePts:()=>v});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ./aac-helper */"./src/remux/aac-helper.ts"),s=r(/*! ./mp4-generator */"./src/remux/mp4-generator.ts"),a=r(/*! ../events */"./src/events.ts"),o=r(/*! ../errors */"./src/errors.ts"),l=r(/*! ../utils/logger */"./src/utils/logger.ts"),u=r(/*! ../types/loader */"./src/types/loader.ts"),d=r(/*! ../utils/timescale-conversion */"./src/utils/timescale-conversion.ts");function c(){return(c=Object.assign?Object.assign.bind():function(t){for(var e=1;e<arguments.length;e++){var r=arguments[e];for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(t[i]=r[i])}return t}).apply(this,arguments)}var h=null,f=null,g=function(){function t(t,e,r,i){if(void 0===i&&(i=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=t,this.config=e,this.typeSupported=r,this.ISGenerated=!1,null===h){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);h=n?parseInt(n[1]):0}if(null===f){var s=navigator.userAgent.match(/Safari\/(\d+)/i);f=s?parseInt(s[1]):0}}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){l.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){l.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){l.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,v(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&l.logger.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,s,a,o){var d,c,h,f,g,y,E=n,T=n,S=t.pid>-1,b=e.pid>-1,L=e.samples.length,D=t.samples.length>0,A=a&&L>0||L>1;if((!S||D)&&(!b||A)||this.ISGenerated||a){this.ISGenerated||(h=this.generateIS(t,e,n));var k,I=this.isVideoContiguous,R=-1;if(A&&(R=function(t){for(var e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!I&&this.config.forceKeyFrameOnDiscontinuity))if(y=!0,R>0){l.logger.warn("[mp4-remuxer]: Dropped "+R+" out of "+L+" video samples due to a missing keyframe");var C=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(R),e.dropped+=R,k=T+=(e.samples[0].pts-C)/e.inputTimeScale}else-1===R&&(l.logger.warn("[mp4-remuxer]: No keyframe found out of "+L+" video samples"),y=!1);if(this.ISGenerated){if(D&&A){var _=this.getVideoStartPts(e.samples),w=(v(t.samples[0].pts,_)-_)/e.inputTimeScale;E+=Math.max(0,w),T+=Math.max(0,-w)}if(D){if(t.samplerate||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),h=this.generateIS(t,e,n)),c=this.remuxAudio(t,E,this.isAudioContiguous,s,b||A||o===u.PlaylistLevelType.AUDIO?T:void 0),A){var P=c?c.endPTS-c.startPTS:0;e.inputTimeScale||(l.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),h=this.generateIS(t,e,n)),d=this.remuxVideo(e,T,I,P)}}else A&&(d=this.remuxVideo(e,T,I,0));d&&(d.firstKeyFrame=R,d.independent=-1!==R,d.firstKeyFramePTS=k)}}return this.ISGenerated&&(r.samples.length&&(g=p(r,n,this._initPTS,this._initDTS)),i.samples.length&&(f=m(i,n,this._initPTS))),{audio:c,video:d,initSegment:h,independent:y,text:f,id3:g}},e.generateIS=function(t,e,r){var n,a,o,l=t.samples,u=e.samples,d=this.typeSupported,c={},h=!(0,i.isFiniteNumber)(this._initPTS),f="audio/mp4";if(h&&(n=a=1/0),t.config&&l.length){switch(t.timescale=t.samplerate,t.segmentCodec){case"mp3":d.mpeg?(f="audio/mpeg",t.codec=""):d.mp3&&(t.codec="mp3")}c.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&d.mpeg?new Uint8Array(0):s.default.initSegment([t]),metadata:{channelCount:t.channelCount}},h&&(o=t.inputTimeScale,n=a=l[0].pts-Math.round(o*r))}if(e.sps&&e.pps&&u.length&&(e.timescale=e.inputTimeScale,c.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:s.default.initSegment([e]),metadata:{width:e.width,height:e.height}},h)){o=e.inputTimeScale;var g=this.getVideoStartPts(u),p=Math.round(o*r);a=Math.min(a,v(u[0].dts,g)-p),n=Math.min(n,g-p)}if(Object.keys(c).length)return this.ISGenerated=!0,h&&(this._initPTS=n,this._initDTS=a),{tracks:c,initPTS:n,timescale:o}},e.remuxVideo=function(t,e,r,i){var n,u,g=t.inputTimeScale,p=t.samples,m=[],E=p.length,T=this._initPTS,S=this.nextAvcDts,b=8,L=this.videoSampleDuration,D=Number.POSITIVE_INFINITY,A=Number.NEGATIVE_INFINITY,k=!1;r&&null!==S||(S=e*g-(p[0].pts-v(p[0].dts,p[0].pts)));for(var I=0;I<E;I++){var R=p[I];R.pts=v(R.pts-T,S),R.dts=v(R.dts-T,S),R.dts<p[I>0?I-1:I].dts&&(k=!0)}k&&p.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=p[0].dts;var C=(u=p[p.length-1].dts)-n,_=C?Math.round(C/(E-1)):L||t.inputTimeScale/30;if(r){var w=n-S,P=w>_,O=w<-1;if((P||O)&&(P?l.logger.warn("AVC: "+(0,d.toMsFromMpegTsClock)(w,!0)+" ms ("+w+"dts) hole between fragments detected, filling it"):l.logger.warn("AVC: "+(0,d.toMsFromMpegTsClock)(-w,!0)+" ms ("+w+"dts) overlapping between fragments detected"),!O||S>p[0].pts)){n=S;var x=p[0].pts-w;p[0].dts=n,p[0].pts=x,l.logger.log("Video: First PTS/DTS adjusted: "+(0,d.toMsFromMpegTsClock)(x,!0)+"/"+(0,d.toMsFromMpegTsClock)(n,!0)+", delta: "+(0,d.toMsFromMpegTsClock)(w,!0)+" ms")}}n=Math.max(0,n);for(var F=0,M=0,N=0;N<E;N++){for(var U=p[N],B=U.units,G=B.length,K=0,H=0;H<G;H++)K+=B[H].data.length;M+=K,F+=G,U.length=K,U.dts=Math.max(U.dts,n),D=Math.min(U.pts,D),A=Math.max(U.pts,A)}u=p[E-1].dts;var j,V=M+4*F+8;try{j=new Uint8Array(V)}catch(t){return void this.observer.emit(a.Events.ERROR,a.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:V,reason:"fail allocating video mdat "+V})}var Y=new DataView(j.buffer);Y.setUint32(0,V),j.set(s.default.types.mdat,4);for(var W=!1,q=Number.POSITIVE_INFINITY,X=Number.POSITIVE_INFINITY,z=Number.NEGATIVE_INFINITY,Q=Number.NEGATIVE_INFINITY,$=0;$<E;$++){for(var J=p[$],Z=J.units,tt=0,et=0,rt=Z.length;et<rt;et++){var it=Z[et],nt=it.data,st=it.data.byteLength;Y.setUint32(b,st),b+=4,j.set(nt,b),b+=st,tt+=4+st}var at=void 0;if($<E-1)L=p[$+1].dts-J.dts,at=p[$+1].pts-J.pts;else{var ot=this.config,lt=$>0?J.dts-p[$-1].dts:_;if(at=$>0?J.pts-p[$-1].pts:_,ot.stretchShortVideoTrack&&null!==this.nextAudioPts){var ut=Math.floor(ot.maxBufferHole*g),dt=(i?D+i*g:this.nextAudioPts)-J.pts;dt>ut?((L=dt-lt)<0?L=lt:W=!0,l.logger.log("[mp4-remuxer]: It is approximately "+dt/90+" ms to the next segment; using duration "+L/90+" ms for the last video frame.")):L=lt}else L=lt}var ct=Math.round(J.pts-J.dts);q=Math.min(q,L),z=Math.max(z,L),X=Math.min(X,at),Q=Math.max(Q,at),m.push(new y(J.key,L,tt,ct))}if(m.length)if(h){if(h<70){var ht=m[0].flags;ht.dependsOn=2,ht.isNonSync=0}}else if(f&&Q-X<z-q&&_/z<.025&&0===m[0].cts){l.logger.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");for(var ft=n,gt=0,vt=m.length;gt<vt;gt++){var pt=ft+m[gt].duration,mt=ft+m[gt].cts;if(gt<vt-1){var yt=pt+m[gt+1].cts;m[gt].duration=yt-mt}else m[gt].duration=gt?m[gt-1].duration:_;m[gt].cts=0,ft=pt}}console.assert(null!==L,"mp4SampleDuration must be computed"),L=W||!L?_:L,this.nextAvcDts=S=u+L,this.videoSampleDuration=L,this.isVideoContiguous=!0;var Et={data1:s.default.moof(t.sequenceNumber++,n,c({},t,{samples:m})),data2:j,startPTS:D/g,endPTS:(A+L)/g,startDTS:n/g,endDTS:S/g,type:"video",hasAudio:!1,hasVideo:!0,nb:m.length,dropped:t.dropped};return t.samples=[],t.dropped=0,console.assert(j.length,"MDAT length must not be zero"),Et},e.remuxAudio=function(t,e,r,i,u){var d=t.inputTimeScale,h=d/(t.samplerate?t.samplerate:d),f="aac"===t.segmentCodec?1024:1152,g=f*h,p=this._initPTS,m="mp3"===t.segmentCodec&&this.typeSupported.mpeg,E=[],T=void 0!==u,S=t.samples,b=m?0:8,L=this.nextAudioPts||-1,D=e*d;if(this.isAudioContiguous=r=r||S.length&&L>0&&(i&&Math.abs(D-L)<9e3||Math.abs(v(S[0].pts-p,D)-L)<20*g),S.forEach((function(t){t.pts=v(t.pts-p,D)})),!r||L<0){if(!(S=S.filter((function(t){return t.pts>=0}))).length)return;L=0===u?0:i&&!T?Math.max(0,D):S[0].pts}if("aac"===t.segmentCodec)for(var A=this.config.maxAudioFramesDrift,k=0,I=L;k<S.length;k++){var R=S[k],C=R.pts,_=C-I,w=Math.abs(1e3*_/d);if(_<=-A*g&&T)0===k&&(l.logger.warn("Audio frame @ "+(C/d).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*_/d)+" ms."),this.nextAudioPts=L=I=C);else if(_>=A*g&&w<1e4&&T){var P=Math.round(_/g);(I=C-P*g)<0&&(P--,I+=g),0===k&&(this.nextAudioPts=L=I),l.logger.warn("[mp4-remuxer]: Injecting "+P+" audio frame @ "+(I/d).toFixed(3)+"s due to "+Math.round(1e3*_/d)+" ms gap.");for(var O=0;O<P;O++){var x=Math.max(I,0),F=n.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);F||(l.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),F=R.unit.subarray()),S.splice(k,0,{unit:F,pts:x}),I+=g,k++}}R.pts=I,I+=g}for(var M,N=null,U=null,B=0,G=S.length;G--;)B+=S[G].unit.byteLength;for(var K=0,H=S.length;K<H;K++){var j=S[K],V=j.unit,Y=j.pts;if(null!==U){E[K-1].duration=Math.round((Y-U)/h)}else{if(r&&"aac"===t.segmentCodec&&(Y=L),N=Y,!(B>0))return;B+=b;try{M=new Uint8Array(B)}catch(t){return void this.observer.emit(a.Events.ERROR,a.Events.ERROR,{type:o.ErrorTypes.MUX_ERROR,details:o.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:B,reason:"fail allocating audio mdat "+B})}m||(new DataView(M.buffer).setUint32(0,B),M.set(s.default.types.mdat,4))}M.set(V,b);var W=V.byteLength;b+=W,E.push(new y(!0,f,W,0)),U=Y}var q=E.length;if(q){var X=E[E.length-1];this.nextAudioPts=L=U+h*X.duration;var z=m?new Uint8Array(0):s.default.moof(t.sequenceNumber++,N/h,c({},t,{samples:E}));t.samples=[];var Q=N/d,$=L/d,J={data1:z,data2:M,startPTS:Q,endPTS:$,startDTS:Q,endDTS:$,type:"audio",hasAudio:!0,hasVideo:!1,nb:q};return this.isAudioContiguous=!0,console.assert(M.length,"MDAT length must not be zero"),J}},e.remuxEmptyAudio=function(t,e,r,i){var s=t.inputTimeScale,a=s/(t.samplerate?t.samplerate:s),o=this.nextAudioPts,u=(null!==o?o:i.startDTS*s)+this._initDTS,d=i.endDTS*s+this._initDTS,c=1024*a,h=Math.ceil((d-u)/c),f=n.default.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(l.logger.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v<h;v++){var p=u+v*c;g.push({unit:f,pts:p,dts:p})}return t.samples=g,this.remuxAudio(t,e,r,!1)}l.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},t}();function v(t,e){var r;if(null===e)return t;for(r=e<t?-8589934592:8589934592;Math.abs(t-e)>4294967296;)t+=r;return t}function p(t,e,r,i){var n=t.samples.length;if(n){for(var s=t.inputTimeScale,a=0;a<n;a++){var o=t.samples[a];o.pts=v(o.pts-r,e*s)/s,o.dts=v(o.dts-i,e*s)/s}var l=t.samples;return t.samples=[],{samples:l}}}function m(t,e,r){var i=t.samples.length;if(i){for(var n=t.inputTimeScale,s=0;s<i;s++){var a=t.samples[s];a.pts=v(a.pts-r,e*n)/n}t.samples.sort((function(t,e){return t.pts-e.pts}));var o=t.samples;return t.samples=[],{samples:o}}}var y=function(t,e,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=r,this.cts=i,this.flags=new E(t)},E=function(t){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=t?2:1,this.isNonSync=t?0:1}},"./src/remux/passthrough-remuxer.ts":
/*!******************************************!*\
  !*** ./src/remux/passthrough-remuxer.ts ***!
  \******************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>u});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ./mp4-remuxer */"./src/remux/mp4-remuxer.ts"),s=r(/*! ../utils/mp4-tools */"./src/utils/mp4-tools.ts"),a=r(/*! ../loader/fragment */"./src/loader/fragment.ts"),o=r(/*! ../utils/logger */"./src/utils/logger.ts");function l(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===a.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const u=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,r,i){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment((0,s.patchEncyptionData)(t,i)),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,r=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,s.parseInitSegment)(t);e||(e=l(i.audio,a.ElementaryStreamTypes.AUDIO)),r||(r=l(i.video,a.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:o.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,r,a,l){var u,d=this.initPTS,c=this.lastEndTime,h={audio:void 0,video:void 0,text:a,id3:r,initSegment:void 0};(0,i.isFiniteNumber)(c)||(c=this.lastEndTime=l||0);var f=e.samples;if(!f||!f.length)return h;var g={initPTS:void 0,timescale:1},v=this.initData;if(v&&v.length||(this.generateInitSegment(f),v=this.initData),!v||!v.length)return o.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),h;this.emitInitSegment&&(g.tracks=this.initTracks,this.emitInitSegment=!1);var p=(0,s.getStartDTS)(v,f);(0,i.isFiniteNumber)(d)||(this.initPTS=g.initPTS=d=p-l);var m=(0,s.getDuration)(f,v),y=t?p-d:c,E=y+m;(0,s.offsetStartDTS)(v,f,d),m>0?this.lastEndTime=E:(o.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!v.audio,S=!!v.video,b="";T&&(b+="audio"),S&&(b+="video");var L={data1:f,startPTS:y,startDTS:y,endPTS:E,endDTS:E,type:b,hasAudio:T,hasVideo:S,nb:1,dropped:0};h.audio="audio"===L.type?L:void 0,h.video="audio"!==L.type?L:void 0,h.initSegment=g;var D=null!=(u=this.initPTS)?u:0;return h.id3=(0,n.flushTextTrackMetadataCueSamples)(r,l,D,D),a.samples.length&&(h.text=(0,n.flushTextTrackUserdataCueSamples)(a,l,D)),h},t}()},"./src/task-loop.ts":
/*!**************************!*\
  !*** ./src/task-loop.ts ***!
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/*!***************************!*\
  !*** ./src/types/cmcd.ts ***!
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/*!******************************!*\
  !*** ./src/types/demuxer.ts ***!
  \******************************/(t,e,r)=>{"use strict";var i;r.r(e),r.d(e,{MetadataSchema:()=>i}),function(t){t.audioId3="org.id3",t.dateRange="com.apple.quicktime.HLS",t.emsg="https://aomedia.org/emsg/ID3"}(i||(i={}))},"./src/types/level.ts":
/*!****************************!*\
  !*** ./src/types/level.ts ***!
  \****************************/(t,e,r)=>{"use strict";function i(t,e){for(var r=0;r<e.length;r++){var i=e[r];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(t,(n=i.key,s=void 0,"symbol"==typeof(s=function(t,e){if("object"!=typeof t||null===t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var i=r.call(t,e||"default");if("object"!=typeof i)return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===e?String:Number)(t)}(n,"string"))?s:String(s)),i)}var n,s}r.r(e),r.d(e,{HdcpLevels:()=>s,HlsSkip:()=>n,HlsUrlParameters:()=>o,Level:()=>l,getSkipValue:()=>a});var n,s=["NONE","TYPE-0","TYPE-1","TYPE-2",null];function a(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,s=t.endSN;return r&&(void 0!==e?e-s:0)<r?i?n.v2:n.Yes:n.No}!function(t){t.No="",t.Yes="YES",t.v2="v2"}(n||(n={}));var o=function(){function t(t,e,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=t,this.part=e,this.skip=r}return t.prototype.addDirectives=function(t){var e=new self.URL(t);return void 0!==this.msn&&e.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&e.searchParams.set("_HLS_part",this.part.toString()),this.skip&&e.searchParams.set("_HLS_skip",this.skip),e.href},t}(),l=function(){function t(t){this.attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[t.url],this.attrs=t.attrs,this.bitrate=t.bitrate,t.details&&(this.details=t.details),this.id=t.id||0,this.name=t.name,this.width=t.width||0,this.height=t.height||0,this.audioCodec=t.audioCodec,this.videoCodec=t.videoCodec,this.unknownCodecs=t.unknownCodecs,this.codecSet=[t.videoCodec,t.audioCodec].filter((function(t){return t})).join(",").replace(/\.[^.,]+/g,"")}var e,r,n;return e=t,(r=[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(t){var e=t%this.url.length;this._urlId!==e&&(this.details=void 0,this._urlId=e)}}])&&i(e.prototype,r),n&&i(e,n),Object.defineProperty(e,"prototype",{writable:!1}),t}()},"./src/types/loader.ts":
/*!*****************************!*\
  !*** ./src/types/loader.ts ***!
  \*****************************/(t,e,r)=>{"use strict";var i,n;r.r(e),r.d(e,{PlaylistContextType:()=>i,PlaylistLevelType:()=>n}),function(t){t.MANIFEST="manifest",t.LEVEL="level",t.AUDIO_TRACK="audioTrack",t.SUBTITLE_TRACK="subtitleTrack"}(i||(i={})),function(t){t.MAIN="main",t.AUDIO="audio",t.SUBTITLE="subtitle"}(n||(n={}))},"./src/types/transmuxer.ts":
/*!*********************************!*\
  !*** ./src/types/transmuxer.ts ***!
  \*********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{ChunkMetadata:()=>i});var i=function(t,e,r,i,n,s){void 0===i&&(i=0),void 0===n&&(n=-1),void 0===s&&(s=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=t,this.sn=e,this.id=r,this.size=i,this.part=n,this.partial=s}},"./src/utils/attr-list.ts":
/*!********************************!*\
  !*** ./src/utils/attr-list.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{AttrList:()=>s});var i=/^(\d+)x(\d+)$/,n=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,s=function(){function t(e){for(var r in"string"==typeof e&&(e=t.parseAttrList(e)),e)e.hasOwnProperty(r)&&(this[r]=e[r])}var e=t.prototype;return e.decimalInteger=function(t){var e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;i<e.length/2;i++)r[i]=parseInt(e.slice(2*i,2*i+2),16);return r}return null},e.hexadecimalIntegerAsNumber=function(t){var e=parseInt(this[t],16);return e>Number.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var r=this[t];return r?parseFloat(r):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=i.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,r={};for(n.lastIndex=0;null!==(e=n.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},t}()},"./src/utils/binary-search.ts":
/*!************************************!*\
  !*** ./src/utils/binary-search.ts ***!
  \************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});const i={search:function(t,e){for(var r=0,i=t.length-1,n=null,s=null;r<=i;){var a=e(s=t[n=(r+i)/2|0]);if(a>0)r=n+1;else{if(!(a<0))return s;i=n-1}}return null}}},"./src/utils/buffer-helper.ts":
/*!************************************!*\
  !*** ./src/utils/buffer-helper.ts ***!
  \************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{BufferHelper:()=>s});var i=r(/*! ./logger */"./src/utils/logger.ts"),n={length:0,start:function(){return 0},end:function(){return 0}},s=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),n=0;n<i.length;n++)if(r>=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var n,s=t.getBuffered(e),a=[];for(n=0;n<s.length;n++)a.push({start:s.start(n),end:s.end(n)});return this.bufferedInfo(a,r,i)}}catch(t){}return{len:0,start:r,end:r,nextStart:void 0}},t.bufferedInfo=function(t,e,r){e=Math.max(0,e),t.sort((function(t,e){var r=t.start-e.start;return r||e.end-t.end}));var i=[];if(r)for(var n=0;n<t.length;n++){var s=i.length;if(s){var a=i[s-1].end;t[n].start-a<r?t[n].end>a&&(i[s-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,d=e,c=0;c<i.length;c++){var h=i[c].start,f=i[c].end;if(e+r>=h&&e<f)u=h,l=(d=f)-e;else if(e+r<h){o=h;break}}return{len:l,start:u||0,end:d||0,nextStart:o}},t.getBuffered=function(t){try{return t.buffered}catch(t){return i.logger.log("failed to get media.buffered",t),n}},t}()},"./src/utils/cea-608-parser.ts":
/*!*************************************!*\
  !*** ./src/utils/cea-608-parser.ts ***!
  \*************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{CaptionScreen:()=>E,Row:()=>y,default:()=>L});var i,n=r(/*! ../utils/logger */"./src/utils/logger.ts"),s={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},a=function(t){var e=t;return s.hasOwnProperty(t)&&(e=s[t]),String.fromCharCode(e)},o=15,l=100,u={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},d={17:2,18:4,21:6,22:8,23:10,19:13,20:15},c={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},h={25:2,26:4,29:6,30:8,31:10,27:13,28:15},f=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];!function(t){t[t.ERROR=0]="ERROR",t[t.TEXT=1]="TEXT",t[t.WARNING=2]="WARNING",t[t.INFO=2]="INFO",t[t.DEBUG=3]="DEBUG",t[t.DATA=3]="DATA"}(i||(i={}));var g=function(){function t(){this.time=null,this.verboseLevel=i.ERROR}return t.prototype.log=function(t,e){if(this.verboseLevel>=t){var r="function"==typeof e?e():e;n.logger.log(this.time+" ["+t+"] "+r)}},t}(),v=function(t){for(var e=[],r=0;r<t.length;r++)e.push(t[r].toString(16));return e},p=function(){function t(t,e,r,i,n){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=t||"white",this.underline=e||!1,this.italics=r||!1,this.background=i||"black",this.flash=n||!1}var e=t.prototype;return e.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.setStyles=function(t){for(var e=["foreground","underline","italics","background","flash"],r=0;r<e.length;r++){var i=e[r];t.hasOwnProperty(i)&&(this[i]=t[i])}},e.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},e.equals=function(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash},e.copy=function(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash},e.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},t}(),m=function(){function t(t,e,r,i,n,s){this.uchar=void 0,this.penState=void 0,this.uchar=t||" ",this.penState=new p(e,r,i,n,s)}var e=t.prototype;return e.reset=function(){this.uchar=" ",this.penState.reset()},e.setChar=function(t,e){this.uchar=t,this.penState.copy(e)},e.setPenState=function(t){this.penState.copy(t)},e.equals=function(t){return this.uchar===t.uchar&&this.penState.equals(t.penState)},e.copy=function(t){this.uchar=t.uchar,this.penState.copy(t.penState)},e.isEmpty=function(){return" "===this.uchar&&this.penState.isDefault()},t}(),y=function(){function t(t){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var e=0;e<l;e++)this.chars.push(new m);this.logger=t,this.pos=0,this.currPenState=new p}var e=t.prototype;return e.equals=function(t){for(var e=!0,r=0;r<l;r++)if(!this.chars[r].equals(t.chars[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<l;e++)this.chars[e].copy(t.chars[e])},e.isEmpty=function(){for(var t=!0,e=0;e<l;e++)if(!this.chars[e].isEmpty()){t=!1;break}return t},e.setCursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(i.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>l&&(this.logger.log(i.DEBUG,"Too large cursor position "+this.pos),this.pos=l)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r<e+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(e)},e.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.insertChar=function(t){var e=this;t>=144&&this.backSpace();var r=a(t);this.pos>=l?this.logger.log(i.ERROR,(function(){return"Cannot insert "+t.toString(16)+" ("+r+") at position "+e.pos+". Skipping it!"})):(this.chars[this.pos].setChar(r,this.currPenState),this.moveCursor(1))},e.clearFromPos=function(t){var e;for(e=t;e<l;e++)this.chars[e].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var t=[],e=!0,r=0;r<l;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},e.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),E=function(){function t(t){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var e=0;e<o;e++)this.rows.push(new y(t));this.logger=t,this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var e=t.prototype;return e.reset=function(){for(var t=0;t<o;t++)this.rows[t].clear();this.currRow=14},e.equals=function(t){for(var e=!0,r=0;r<o;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<o;e++)this.rows[e].copy(t.rows[e])},e.isEmpty=function(){for(var t=!0,e=0;e<o;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},e.backSpace=function(){this.rows[this.currRow].backSpace()},e.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.insertChar=function(t){this.rows[this.currRow].insertChar(t)},e.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},e.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},e.setCursor=function(t){this.logger.log(i.INFO,"setCursor: "+t),this.rows[this.currRow].setCursor(t)},e.setPAC=function(t){this.logger.log(i.INFO,(function(){return"pacData = "+JSON.stringify(t)}));var e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(var r=0;r<o;r++)this.rows[r].clear();var n=this.currRow+1-this.nrRollUpRows,s=this.lastOutputScreen;if(s){var a=s.rows[n].cueStartTime,l=this.logger.time;if(a&&null!==l&&a<l)for(var u=0;u<this.nrRollUpRows;u++)this.rows[e-this.nrRollUpRows+u+1].copy(s.rows[n+u])}}this.currRow=e;var d=this.rows[this.currRow];if(null!==t.indent){var c=t.indent,h=Math.max(c-1,0);d.setCursor(t.indent),t.color=d.chars[h].penState.foreground}var f={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(f)},e.setBkgData=function(t){this.logger.log(i.INFO,(function(){return"bkgData = "+JSON.stringify(t)})),this.backSpace(),this.setPen(t),this.insertChar(32)},e.setRollUpRows=function(t){this.nrRollUpRows=t},e.rollUp=function(){var t=this;if(null!==this.nrRollUpRows){this.logger.log(i.TEXT,(function(){return t.getDisplayText()}));var e=this.currRow+1-this.nrRollUpRows,r=this.rows.splice(e,1)[0];r.clear(),this.rows.splice(this.currRow,0,r),this.logger.log(i.INFO,"Rolling up")}else this.logger.log(i.DEBUG,"roll_up but nrRollUpRows not set yet")},e.getDisplayText=function(t){t=t||!1;for(var e=[],r="",i=-1,n=0;n<o;n++){var s=this.rows[n].getTextString();s&&(i=n+1,t?e.push("Row "+i+": '"+s+"'"):e.push(s.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},e.getTextAndFormat=function(){return this.rows},t}(),T=function(){function t(t,e,r){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new E(r),this.nonDisplayedMemory=new E(r),this.lastOutputScreen=new E(r),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}var e=t.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(i.INFO,(function(){return"MODE="+t})),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=this,r=0;r<t.length;r++)this.writeScreen.insertChar(t[r]);var n=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(i.INFO,(function(){return n+": "+e.writeScreen.getDisplayText(!0)})),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(i.TEXT,(function(){return"DISPLAYED: "+e.displayedMemory.getDisplayText(!0)})),this.outputDataUpdate())},e.ccRCL=function(){this.logger.log(i.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.ccBS=function(){this.logger.log(i.INFO,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},e.ccAOF=function(){},e.ccAON=function(){},e.ccDER=function(){this.logger.log(i.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.ccRU=function(t){this.logger.log(i.INFO,"RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)},e.ccFON=function(){this.logger.log(i.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.ccRDC=function(){this.logger.log(i.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},e.ccTR=function(){this.logger.log(i.INFO,"TR"),this.setMode("MODE_TEXT")},e.ccRTD=function(){this.logger.log(i.INFO,"RTD"),this.setMode("MODE_TEXT")},e.ccEDM=function(){this.logger.log(i.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.ccCR=function(){this.logger.log(i.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.ccENM=function(){this.logger.log(i.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.ccEOC=function(){var t=this;if(this.logger.log(i.INFO,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,this.logger.log(i.TEXT,(function(){return"DISP: "+t.displayedMemory.getDisplayText()}))}this.outputDataUpdate(!0)},e.ccTO=function(t){this.logger.log(i.INFO,"TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)},e.ccMIDROW=function(t){var e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(i.INFO,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}();function S(t,e,r){r.a=t,r.b=e}function b(t,e,r){return r.a===t&&r.b===e}const L=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new g;this.channels=[null,new T(t,e,i),new T(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,n,s,a=!1;this.logger.time=t;for(var o=0;o<e.length;o+=2)if(n=127&e[o],s=127&e[o+1],0!==n||0!==s){if(this.logger.log(i.DATA,"["+v([e[o],e[o+1]])+"] -> ("+v([n,s])+")"),(r=this.parseCmd(n,s))||(r=this.parseMidrow(n,s)),r||(r=this.parsePAC(n,s)),r||(r=this.parseBackgroundAttributes(n,s)),!r&&(a=this.parseChars(n,s))){var l=this.currentChannel;if(l&&l>0)this.channels[l].insertChars(a);else this.logger.log(i.WARNING,"No channel found yet. TEXT-MODE?")}r||a||this.logger.log(i.WARNING,"Couldn't parse cleaned data "+v([n,s])+" orig: "+v([e[o],e[o+1]]))}},e.parseCmd=function(t,e){var r=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=33&&e<=35))return!1;if(b(t,e,r))return S(null,null,r),this.logger.log(i.DEBUG,"Repeated command ("+v([t,e])+") is dropped"),!0;var n=20===t||21===t||23===t?1:2,s=this.channels[n];return 20===t||21===t||28===t||29===t?32===e?s.ccRCL():33===e?s.ccBS():34===e?s.ccAOF():35===e?s.ccAON():36===e?s.ccDER():37===e?s.ccRU(2):38===e?s.ccRU(3):39===e?s.ccRU(4):40===e?s.ccFON():41===e?s.ccRDC():42===e?s.ccTR():43===e?s.ccRTD():44===e?s.ccEDM():45===e?s.ccCR():46===e?s.ccENM():47===e&&s.ccEOC():s.ccTO(e-32),S(t,e,r),this.currentChannel=n,!0},e.parseMidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentChannel)return this.logger.log(i.ERROR,"Mismatch channel in midrow parsing"),!1;var n=this.channels[r];return!!n&&(n.ccMIDROW(e),this.logger.log(i.DEBUG,"MIDROW ("+v([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127)&&!((16===t||24===t)&&e>=64&&e<=95))return!1;if(b(t,e,i))return S(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?u[t]:c[t]:1===n?d[t]:h[t];var s=this.channels[n];return!!s&&(s.setPAC(this.interpretPAC(r,e)),S(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,n,s=null,o=null;(t>=25?(r=2,o=t-8):(r=1,o=t),o>=17&&o<=19)?(n=17===o?e+80:18===o?e+112:e+144,this.logger.log(i.INFO,"Special char '"+a(n)+"' in channel "+r),s=[n]):t>=32&&t<=127&&(s=0===e?[t]:[t,e]);if(s){var l=v(s);this.logger.log(i.DEBUG,"Char codes =  "+l.join(",")),S(t,e,this.cmdHistory)}return s},e.parseBackgroundAttributes=function(t,e){var r;if(!((16===t||24===t)&&e>=32&&e<=47)&&!((23===t||31===t)&&e>=45&&e<=47))return!1;var i={};16===t||24===t?(r=Math.floor((e-32)/2),i.background=f[r],e%2==1&&(i.background=i.background+"_semi")):45===e?i.background="transparent":(i.foreground="black",47===e&&(i.underline=!0));var n=t<=23?1:2;return this.channels[n].setBkgData(i),S(t,e,this.cmdHistory),!0},e.reset=function(){for(var t=0;t<Object.keys(this.channels).length;t++){var e=this.channels[t];e&&e.reset()}this.cmdHistory={a:null,b:null}},e.cueSplitAtTime=function(t){for(var e=0;e<this.channels.length;e++){var r=this.channels[e];r&&r.cueSplitAtTime(t)}},t}()},"./src/utils/codecs.ts":
/*!*****************************!*\
  !*** ./src/utils/codecs.ts ***!
  \*****************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{isCodecSupportedInMp4:()=>s,isCodecType:()=>n});var i={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dva1:!0,dvav:!0,dvh1:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function n(t,e){var r=i[e];return!!r&&!0===r[t.slice(0,4)]}function s(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}},"./src/utils/cues.ts":
/*!***************************!*\
  !*** ./src/utils/cues.ts ***!
  \***************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>o});var i=r(/*! ./vttparser */"./src/utils/vttparser.ts"),n=r(/*! ./webvtt-parser */"./src/utils/webvtt-parser.ts"),s=r(/*! ./texttrack-utils */"./src/utils/texttrack-utils.ts"),a=/\s/;const o={newCue:function(t,e,r,o){for(var l,u,d,c,h,f=[],g=self.VTTCue||self.TextTrackCue,v=0;v<o.rows.length;v++)if(d=!0,c=0,h="",!(l=o.rows[v]).isEmpty()){for(var p=0;p<l.chars.length;p++)a.test(l.chars[p].uchar)&&d?c++:(h+=l.chars[p].uchar,d=!1);l.cueStartTime=e,e===r&&(r+=1e-4),c>=16?c--:c++;var m=(0,i.fixLineBreaks)(h.trim()),y=(0,n.generateCueId)(e,r,m);t&&t.cues&&t.cues.getCueById(y)||((u=new g(e,r,m)).id=y,u.line=v+1,u.align="left",u.position=10+Math.min(80,10*Math.floor(8*c/32)),f.push(u))}return t&&f.length&&(f.sort((function(t,e){return"auto"===t.line||"auto"===e.line?0:t.line>8&&e.line>8?e.line-t.line:t.line-e.line})),f.forEach((function(e){return(0,s.addCueToTrack)(t,e)}))),f}}},"./src/utils/discontinuities.ts":
/*!**************************************!*\
  !*** ./src/utils/discontinuities.ts ***!
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/*!*****************************!*\
  !*** ./src/utils/vttcue.ts ***!
  \*****************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>i});const i=function(){if("undefined"!=typeof self&&self.VTTCue)return self.VTTCue;var t=["","lr","rl"],e=["start","middle","end","left","right"];function r(t,e){if("string"!=typeof e)return!1;if(!Array.isArray(t))return!1;var r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];for(var n=1;n<arguments.length;n++){var s=arguments[n];for(var a in s)t[a]=s[a]}return t}function s(e,s,a){var o=this,l={enumerable:!0};o.hasBeenReset=!1;var u="",d=!1,c=e,h=s,f=a,g=null,v="",p=!0,m="auto",y="start",E=50,T="middle",S=50,b="middle";Object.defineProperty(o,"id",n({},l,{get:function(){return u},set:function(t){u=""+t}})),Object.defineProperty(o,"pauseOnExit",n({},l,{get:function(){return d},set:function(t){d=!!t}})),Object.defineProperty(o,"startTime",n({},l,{get:function(){return c},set:function(t){if("number"!=typeof t)throw new TypeError("Start time must be set to a number.");c=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",n({},l,{get:function(){return h},set:function(t){if("number"!=typeof t)throw new TypeError("End time must be set to a number.");h=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",n({},l,{get:function(){return f},set:function(t){f=""+t,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",n({},l,{get:function(){return g},set:function(t){g=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",n({},l,{get:function(){return v},set:function(e){var i=function(e){return r(t,e)}(e);if(!1===i)throw new SyntaxError("An invalid or illegal string was specified.");v=i,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",n({},l,{get:function(){return p},set:function(t){p=!!t,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",n({},l,{get:function(){return m},set:function(t){if("number"!=typeof t&&"auto"!==t)throw new SyntaxError("An invalid number or illegal string was specified.");m=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",n({},l,{get:function(){return y},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");y=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",n({},l,{get:function(){return E},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");E=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return T},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");T=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return b},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");b=e,this.hasBeenReset=!0}})),o.displayState=void 0}return s.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},s}()},"./src/utils/vttparser.ts":
/*!********************************!*\
  !*** ./src/utils/vttparser.ts ***!
  \********************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{VTTParser:()=>h,fixLineBreaks:()=>c,parseTimeStamp:()=>s});var i=r(/*! ./vttcue */"./src/utils/vttcue.ts"),n=function(){function t(){}return t.prototype.decode=function(t,e){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))},t}();function s(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parseFloat(i||0)}var r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var a=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i<r.length;++i)if(e===r[i]){this.set(t,e);break}},e.integer=function(t,e){/^-?\d+$/.test(e)&&this.set(t,parseInt(e,10))},e.percent=function(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){var r=parseFloat(e);if(r>=0&&r<=100)return this.set(t,r),!0}return!1},t}();function o(t,e,r,i){var n=i?t.split(i):[t];for(var s in n)if("string"==typeof n[s]){var a=n[s].split(r);if(2===a.length)e(a[0],a[1])}}var l=new i.default(0,0,""),u="middle"===l.align?"middle":"center";function d(t,e,r){var i=t;function n(){var e=s(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function d(){t=t.replace(/^\s+/,"")}if(d(),e.startTime=n(),d(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.slice(3),d(),e.endTime=n(),d(),function(t,e){var i=new a;o(t,(function(t,e){var n;switch(t){case"region":for(var s=r.length-1;s>=0;s--)if(r[s].id===e){i.set(t,r[s].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snapToLines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("lineAlign",n[1],["start",u,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",u,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",u,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===l.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",u);var s=i.get("position","auto");"auto"===s&&50===l.position&&(s="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=s}(t,e)}function c(t){return t.replace(/<br(?: \/)?>/gi,"\n")}var h=function(){function t(){this.state="INITIAL",this.buffer="",this.decoder=new n,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}var e=t.prototype;return e.parse=function(t){var e=this;function r(){var t=e.buffer,r=0;for(t=c(t);r<t.length&&"\r"!==t[r]&&"\n"!==t[r];)++r;var i=t.slice(0,r);return"\r"===t[r]&&++r,"\n"===t[r]&&++r,e.buffer=t.slice(r),i}t&&(e.buffer+=e.decoder.decode(t,{stream:!0}));try{var n="";if("INITIAL"===e.state){if(!/\r\n|\n/.test(e.buffer))return this;var s=(n=r()).match(/^()?WEBVTT([ \t].*)?$/);if(!s||!s[0])throw new Error("Malformed WebVTT signature.");e.state="HEADER"}for(var a=!1;e.buffer;){if(!/\r\n|\n/.test(e.buffer))return this;switch(a?a=!1:n=r(),e.state){case"HEADER":/:/.test(n)?o(n,(function(t,e){}),/:/):n||(e.state="ID");continue;case"NOTE":n||(e.state="ID");continue;case"ID":if(/^NOTE($|[ \t])/.test(n)){e.state="NOTE";break}if(!n)continue;if(e.cue=new i.default(0,0,""),e.state="CUE",-1===n.indexOf("--\x3e")){e.cue.id=n;continue}case"CUE":if(!e.cue){e.state="BADCUE";continue}try{d(n,e.cue,e.regionList)}catch(t){e.cue=null,e.state="BADCUE";continue}e.state="CUETEXT";continue;case"CUETEXT":var l=-1!==n.indexOf("--\x3e");if(!n||l&&(a=!0)){e.oncue&&e.cue&&e.oncue(e.cue),e.cue=null,e.state="ID";continue}if(null===e.cue)continue;e.cue.text&&(e.cue.text+="\n"),e.cue.text+=n;continue;case"BADCUE":n||(e.state="ID")}}}catch(t){"CUETEXT"===e.state&&e.cue&&e.oncue&&e.oncue(e.cue),e.cue=null,e.state="INITIAL"===e.state?"BADWEBVTT":"BADCUE"}return this},e.flush=function(){var t=this;try{if((t.cue||"HEADER"===t.state)&&(t.buffer+="\n\n",t.parse()),"INITIAL"===t.state||"BADWEBVTT"===t.state)throw new Error("Malformed WebVTT signature.")}catch(e){t.onparsingerror&&t.onparsingerror(e)}return t.onflush&&t.onflush(),this},t}()},"./src/utils/webvtt-parser.ts":
/*!************************************!*\
  !*** ./src/utils/webvtt-parser.ts ***!
  \************************************/(t,e,r)=>{"use strict";r.r(e),r.d(e,{generateCueId:()=>c,parseWebVTT:()=>h});var i=r(/*! ./src/polyfills/number */"./src/polyfills/number.ts"),n=r(/*! ./vttparser */"./src/utils/vttparser.ts"),s=r(/*! ../demux/id3 */"./src/demux/id3.ts"),a=r(/*! ./timescale-conversion */"./src/utils/timescale-conversion.ts"),o=r(/*! ../remux/mp4-remuxer */"./src/remux/mp4-remuxer.ts"),l=/\r\n|\n\r|\n|\r/g,u=function(t,e,r){return void 0===r&&(r=0),t.slice(r,r+e.length)===e},d=function(t){for(var e=5381,r=t.length;r;)e=33*e^t.charCodeAt(--r);return(e>>>0).toString()};function c(t,e,r){return d(t.toString())+d(e.toString())+d(r)}function h(t,e,r,d,h,f,g,v){var p,m=new n.VTTParser,y=(0,s.utf8ArrayToStr)(new Uint8Array(t)).trim().replace(l,"\n").split("\n"),E=[],T=(0,a.toMpegTsClockFromTimescale)(e,r),S="00:00.000",b=0,L=0,D=!0;m.oncue=function(t){var e=d[h],r=d.ccOffset,i=(b-T)/9e4;null!=e&&e.new&&(void 0!==L?r=d.ccOffset=e.start:function(t,e,r){var i=t[e],n=t[i.prevCC];if(!n||!n.new&&i.new)return t.ccOffset=t.presentationOffset=i.start,void(i.new=!1);for(;null!==(s=n)&&void 0!==s&&s.new;){var s;t.ccOffset+=i.start-n.start,i.new=!1,n=t[(i=n).prevCC]}t.presentationOffset=r}(d,h,i)),i&&(r=i-d.presentationOffset);var n=t.endTime-t.startTime,s=(0,o.normalizePts)(9e4*(t.startTime+r-L),9e4*f)/9e4;t.startTime=Math.max(s,0),t.endTime=Math.max(s+n,0);var a=t.text.trim();t.text=decodeURIComponent(encodeURIComponent(a)),t.id||(t.id=c(t.startTime,t.endTime,a)),t.endTime>0&&E.push(t)},m.onparsingerror=function(t){p=t},m.onflush=function(){p?v(p):g(E)},y.forEach((function(t){if(D){if(u(t,"X-TIMESTAMP-MAP=")){D=!1,t.slice(16).split(",").forEach((function(t){u(t,"LOCAL:")?S=t.slice(6):u(t,"MPEGTS:")&&(b=parseInt(t.slice(7)))}));try{L=function(t){var e=parseInt(t.slice(-3)),r=parseInt(t.slice(-6,-4)),n=parseInt(t.slice(-9,-7)),s=t.length>9?parseInt(t.substring(0,t.indexOf(":"))):0;if(!((0,i.isFiniteNumber)(e)&&(0,i.isFiniteNumber)(r)&&(0,i.isFiniteNumber)(n)&&(0,i.isFiniteNumber)(s)))throw Error("Malformed X-TIMESTAMP-MAP: Local:"+t);return e+=1e3*r,e+=6e4*n,e+36e5*s}(S)/1e3}catch(t){p=t}return}""===t&&(D=!1)}m.parse(t+"\n")})),m.flush()}},"./src/utils/xhr-loader.ts":
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  !*** ./src/utils/xhr-loader.ts ***!
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/*!*********************************************!*\
  !*** ./node_modules/eventemitter3/index.js ***!
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/*!*****************************************************!*\
  !*** ./node_modules/url-toolkit/src/url-toolkit.js ***!
  \*****************************************************/function(t){var e,r,i,n,s;e=/^(?=((?:[a-zA-Z0-9+\-.]+:)?))\1(?=((?:\/\/[^\/?#]*)?))\2(?=((?:(?:[^?#\/]*\/)*[^;?#\/]*)?))\3((?:;[^?#]*)?)(\?[^#]*)?(#[^]*)?$/,r=/^(?=([^\/?#]*))\1([^]*)$/,i=/(?:\/|^)\.(?=\/)/g,n=/(?:\/|^)\.\.\/(?!\.\.\/)[^\/]*(?=\/)/g,s={buildAbsoluteURL:function(t,e,i){if(i=i||{},t=t.trim(),!(e=e.trim())){if(!i.alwaysNormalize)return t;var n=s.parseURL(t);if(!n)throw new Error("Error trying to parse base URL.");return n.path=s.normalizePath(n.path),s.buildURLFromParts(n)}var a=s.parseURL(e);if(!a)throw new Error("Error trying to parse relative URL.");if(a.scheme)return i.alwaysNormalize?(a.path=s.normalizePath(a.path),s.buildURLFromParts(a)):e;var o=s.parseURL(t);if(!o)throw new Error("Error trying to parse base URL.");if(!o.netLoc&&o.path&&"/"!==o.path[0]){var l=r.exec(o.path);o.netLoc=l[1],o.path=l[2]}o.netLoc&&!o.path&&(o.path="/");var u={scheme:o.scheme,netLoc:a.netLoc,path:null,params:a.params,query:a.query,fragment:a.fragment};if(!a.netLoc&&(u.netLoc=o.netLoc,"/"!==a.path[0]))if(a.path){var d=o.path,c=d.substring(0,d.lastIndexOf("/")+1)+a.path;u.path=s.normalizePath(c)}else u.path=o.path,a.params||(u.params=o.params,a.query||(u.query=o.query));return null===u.path&&(u.path=i.alwaysNormalize?s.normalizePath(a.path):a.path),s.buildURLFromParts(u)},parseURL:function(t){var r=e.exec(t);return r?{scheme:r[1]||"",netLoc:r[2]||"",path:r[3]||"",params:r[4]||"",query:r[5]||"",fragment:r[6]||""}:null},normalizePath:function(t){for(t=t.split("").reverse().join("").replace(i,"");t.length!==(t=t.replace(n,"")).length;);return t.split("").reverse().join("")},buildURLFromParts:function(t){return t.scheme+t.netLoc+t.path+t.params+t.query+t.fragment}},t.exports=s}},e={};function r(i){var n=e[i];if(void 0!==n)return n.exports;var s=e[i]={exports:{}};return t[i].call(s.exports,s,s.exports,r),s.exports}r.m=t,r.n=t=>{var e=t&&t.__esModule?()=>t.default:()=>t;return r.d(e,{a:e}),e},r.d=(t,e)=>{for(var i in e)r.o(e,i)&&!r.o(t,i)&&Object.defineProperty(t,i,{enumerable:!0,get:e[i]})},r.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),r.r=t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var i=r("./src/hls.ts");return i=i.default})()));