Babylon.js/dist/preview release/loaders/babylon.glTF1FileLoader.min.js

!function(e,n){"object"==typeof exports&&"object"==typeof module?module.exports=n(require("babylonjs")):"function"==typeof define&&define.amd?define("babylonjs-loaders",["babylonjs"],n):"object"==typeof exports?exports["babylonjs-loaders"]=n(require("babylonjs")):e.LOADERS=n(e.BABYLON)}("undefined"!=typeof self?self:"undefined"!=typeof global?global:this,(function(e){return function(e){var n={};function r(t){if(n[t])return n[t].exports;var o=n[t]={i:t,l:!1,exports:{}};return e[t].call(o.exports,o,o.exports,r),o.l=!0,o.exports}return r.m=e,r.c=n,r.d=function(e,n,t){r.o(e,n)||Object.defineProperty(e,n,{enumerable:!0,get:t})},r.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},r.t=function(e,n){if(1&n&&(e=r(e)),8&n)return e;if(4&n&&"object"==typeof e&&e&&e.__esModule)return e;var t=Object.create(null);if(r.r(t),Object.defineProperty(t,"default",{enumerable:!0,value:e}),2&n&&"string"!=typeof e)for(var o in e)r.d(t,o,function(n){return e[n]}.bind(null,o));return t},r.n=function(e){var n=e&&e.__esModule?function(){return e.default}:function(){return e};return r.d(n,"a",n),n},r.o=function(e,n){return Object.prototype.hasOwnProperty.call(e,n)},r.p="",r(r.s=17)}([function(n,r){n.exports=e},,function(e,n,r){"use strict";r.r(n),r.d(n,"GLTFLoaderCoordinateSystemMode",(function(){return t})),r.d(n,"GLTFLoaderAnimationStartMode",(function(){return o})),r.d(n,"GLTFLoaderState",(function(){return i})),r.d(n,"GLTFFileLoader",(function(){return u}));var t,o,i,a=r(0),s=r(3);!function(e){e[e.AUTO=0]="AUTO",e[e.FORCE_RIGHT_HANDED=1]="FORCE_RIGHT_HANDED"}(t||(t={})),function(e){e[e.NONE=0]="NONE",e[e.FIRST=1]="FIRST",e[e.ALL=2]="ALL"}(o||(o={})),function(e){e[e.LOADING=0]="LOADING",e[e.READY=1]="READY",e[e.COMPLETE=2]="COMPLETE"}(i||(i={}));var u=function(){function e(){this.onParsedObservable=new a.Observable,this.coordinateSystemMode=t.AUTO,this.animationStartMode=o.FIRST,this.compileMaterials=!1,this.useClipPlane=!1,this.compileShadowGenerators=!1,this.transparencyAsCoverage=!1,this.useRangeRequests=!1,this.createInstances=!0,this.alwaysComputeBoundingBox=!1,this.loadAllMaterials=!1,this.preprocessUrlAsync=function(e){return Promise.resolve(e)},this.onMeshLoadedObservable=new a.Observable,this.onTextureLoadedObservable=new a.Observable,this.onMaterialLoadedObservable=new a.Observable,this.onCameraLoadedObservable=new a.Observable,this.onCompleteObservable=new a.Observable,this.onErrorObservable=new a.Observable,this.onDisposeObservable=new a.Observable,this.onExtensionLoadedObservable=new a.Observable,this.validate=!1,this.onValidatedObservable=new a.Observable,this._loader=null,this._requests=new Array,this.name="gltf",this.extensions={".gltf":{isBinary:!1},".glb":{isBinary:!0}},this._logIndentLevel=0,this._loggingEnabled=!1,this._log=this._logDisabled,this._capturePerformanceCounters=!1,this._startPerformanceCounter=this._startPerformanceCounterDisabled,this._endPerformanceCounter=this._endPerformanceCounterDisabled}return Object.defineProperty(e.prototype,"onParsed",{set:function(e){this._onParsedObserver&&this.onParsedObservable.remove(this._onParsedObserver),this._onParsedObserver=this.onParsedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onMeshLoaded",{set:function(e){this._onMeshLoadedObserver&&this.onMeshLoadedObservable.remove(this._onMeshLoadedObserver),this._onMeshLoadedObserver=this.onMeshLoadedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onTextureLoaded",{set:function(e){this._onTextureLoadedObserver&&this.onTextureLoadedObservable.remove(this._onTextureLoadedObserver),this._onTextureLoadedObserver=this.onTextureLoadedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onMaterialLoaded",{set:function(e){this._onMaterialLoadedObserver&&this.onMaterialLoadedObservable.remove(this._onMaterialLoadedObserver),this._onMaterialLoadedObserver=this.onMaterialLoadedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onCameraLoaded",{set:function(e){this._onCameraLoadedObserver&&this.onCameraLoadedObservable.remove(this._onCameraLoadedObserver),this._onCameraLoadedObserver=this.onCameraLoadedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onComplete",{set:function(e){this._onCompleteObserver&&this.onCompleteObservable.remove(this._onCompleteObserver),this._onCompleteObserver=this.onCompleteObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onError",{set:function(e){this._onErrorObserver&&this.onErrorObservable.remove(this._onErrorObserver),this._onErrorObserver=this.onErrorObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onDispose",{set:function(e){this._onDisposeObserver&&this.onDisposeObservable.remove(this._onDisposeObserver),this._onDisposeObserver=this.onDisposeObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onExtensionLoaded",{set:function(e){this._onExtensionLoadedObserver&&this.onExtensionLoadedObservable.remove(this._onExtensionLoadedObserver),this._onExtensionLoadedObserver=this.onExtensionLoadedObservable.add(e)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"loggingEnabled",{get:function(){return this._loggingEnabled},set:function(e){this._loggingEnabled!==e&&(this._loggingEnabled=e,this._loggingEnabled?this._log=this._logEnabled:this._log=this._logDisabled)},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"capturePerformanceCounters",{get:function(){return this._capturePerformanceCounters},set:function(e){this._capturePerformanceCounters!==e&&(this._capturePerformanceCounters=e,this._capturePerformanceCounters?(this._startPerformanceCounter=this._startPerformanceCounterEnabled,this._endPerformanceCounter=this._endPerformanceCounterEnabled):(this._startPerformanceCounter=this._startPerformanceCounterDisabled,this._endPerformanceCounter=this._endPerformanceCounterDisabled))},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"onValidated",{set:function(e){this._onValidatedObserver&&this.onValidatedObservable.remove(this._onValidatedObserver),this._onValidatedObserver=this.onValidatedObservable.add(e)},enumerable:!1,configurable:!0}),e.prototype.dispose=function(){this._loader&&(this._loader.dispose(),this._loader=null);for(var e=0,n=this._requests;e<n.length;e++){n[e].abort()}this._requests.length=0,delete this._progressCallback,this.preprocessUrlAsync=function(e){return Promise.resolve(e)},this.onMeshLoadedObservable.clear(),this.onTextureLoadedObservable.clear(),this.onMaterialLoadedObservable.clear(),this.onCameraLoadedObservable.clear(),this.onCompleteObservable.clear(),this.onExtensionLoadedObservable.clear(),this.onDisposeObservable.notifyObservers(void 0),this.onDisposeObservable.clear()},e.prototype.requestFile=function(e,n,r,t,o,i){var s=this;if(this._progressCallback=t,o){if(this.useRangeRequests){this.validate&&a.Logger.Warn("glTF validation is not supported when range requests are enabled");var u={abort:function(){},onCompleteObservable:new a.Observable},l={readAsync:function(r,t){return new Promise((function(o,i){s._requestFile(n,e,(function(e){o(new Uint8Array(e))}),!0,(function(e){i(e)}),(function(e){e.setRequestHeader("Range","bytes="+r+"-"+(r+t-1))}))}))},byteLength:0};return this._unpackBinaryAsync(new a.DataReader(l)).then((function(e){u.onCompleteObservable.notifyObservers(u),r(e)}),i),u}return this._requestFile(n,e,(function(e,n){var t=e;s._unpackBinaryAsync(new a.DataReader({readAsync:function(e,n){return Promise.resolve(new Uint8Array(t,e,n))},byteLength:t.byteLength})).then((function(e){r(e,n)}),i)}),!0,i)}return this._requestFile(n,e,(function(t,o){s._validate(e,t,a.Tools.GetFolderPath(n),a.Tools.GetFilename(n)),r({json:s._parseJson(t)},o)}),o,i)},e.prototype.readFile=function(e,n,r,t,o,i){var s=this;return e._readFile(n,(function(t){if(s._validate(e,t,"file:",n.name),o){var u=t;s._unpackBinaryAsync(new a.DataReader({readAsync:function(e,n){return Promise.resolve(new Uint8Array(u,e,n))},byteLength:u.byteLength})).then(r,i)}else r({json:s._parseJson(t)})}),t,o,i)},e.prototype.importMeshAsync=function(e,n,r,t,o,i){var a=this;return Promise.resolve().then((function(){return a.onParsedObservable.notifyObservers(r),a.onParsedObservable.clear(),a._log("Loading "+(i||"")),a._loader=a._getLoader(r),a._loader.importMeshAsync(e,n,!1,r,t,o,i)}))},e.prototype.loadAsync=function(e,n,r,t,o){var i=this;return Promise.resolve().then((function(){return i.onParsedObservable.notifyObservers(n),i.onParsedObservable.clear(),i._log("Loading "+(o||"")),i._loader=i._getLoader(n),i._loader.loadAsync(e,n,r,t,o)}))},e.prototype.loadAssetContainerAsync=function(e,n,r,t,o){var i=this;return Promise.resolve().then((function(){i.onParsedObservable.notifyObservers(n),i.onParsedObservable.clear(),i._log("Loading "+(o||"")),i._loader=i._getLoader(n);var s=new a.AssetContainer(e),u=[];i.onMaterialLoadedObservable.add((function(e){u.push(e),e.onDisposeObservable.addOnce((function(){var n=s.materials.indexOf(e);n>-1&&s.materials.splice(n,1),(n=u.indexOf(e))>-1&&u.splice(n,1)}))}));var l=[];i.onTextureLoadedObservable.add((function(e){l.push(e),e.onDisposeObservable.addOnce((function(){var n=s.textures.indexOf(e);n>-1&&s.textures.splice(n,1),(n=l.indexOf(e))>-1&&l.splice(n,1)}))}));var c=[];return i.onCameraLoadedObservable.add((function(e){c.push(e)})),i._loader.importMeshAsync(null,e,!0,n,r,t,o).then((function(e){return Array.prototype.push.apply(s.meshes,e.meshes),Array.prototype.push.apply(s.particleSystems,e.particleSystems),Array.prototype.push.apply(s.skeletons,e.skeletons),Array.prototype.push.apply(s.animationGroups,e.animationGroups),Array.prototype.push.apply(s.materials,u),Array.prototype.push.apply(s.textures,l),Array.prototype.push.apply(s.lights,e.lights),Array.prototype.push.apply(s.transformNodes,e.transformNodes),Array.prototype.push.apply(s.cameras,c),s}))}))},e.prototype.canDirectLoad=function(n){return-1!==n.indexOf("asset")&&-1!==n.indexOf("version")||a.StringTools.StartsWith(n,"data:base64,"+e.magicBase64Encoded)||a.StringTools.StartsWith(n,"data:application/octet-stream;base64,"+e.magicBase64Encoded)||a.StringTools.StartsWith(n,"data:model/gltf-binary;base64,"+e.magicBase64Encoded)},e.prototype.directLoad=function(n,r){if(a.StringTools.StartsWith(r,"base64,"+e.magicBase64Encoded)||a.StringTools.StartsWith(r,"application/octet-stream;base64,"+e.magicBase64Encoded)||a.StringTools.StartsWith(r,"model/gltf-binary;base64,"+e.magicBase64Encoded)){var t=a.Tools.DecodeBase64(r);return this._validate(n,t),this._unpackBinaryAsync(new a.DataReader({readAsync:function(e,n){return Promise.resolve(new Uint8Array(t,e,n))},byteLength:t.byteLength}))}return this._validate(n,r),Promise.resolve({json:this._parseJson(r)})},e.prototype.createPlugin=function(){return new e},Object.defineProperty(e.prototype,"loaderState",{get:function(){return this._loader?this._loader.state:null},enumerable:!1,configurable:!0}),e.prototype.whenCompleteAsync=function(){var e=this;return new Promise((function(n,r){e.onCompleteObservable.addOnce((function(){n()})),e.onErrorObservable.addOnce((function(e){r(e)}))}))},e.prototype._loadFile=function(e,n,r,t,o){var i=this,a=n._loadFile(e,r,(function(e){i._onProgress(e,a)}),void 0,t,o);return a.onCompleteObservable.add((function(e){i._requests.splice(i._requests.indexOf(e),1)})),this._requests.push(a),a},e.prototype._requestFile=function(e,n,r,t,o,i){var a=this,s=n._requestFile(e,r,(function(e){a._onProgress(e,s)}),void 0,t,o,i);return s.onCompleteObservable.add((function(e){a._requests.splice(a._requests.indexOf(e),1)})),this._requests.push(s),s},e.prototype._onProgress=function(e,n){if(this._progressCallback){n._lengthComputable=e.lengthComputable,n._loaded=e.loaded,n._total=e.total;for(var r=!0,t=0,o=0,i=0,a=this._requests;i<a.length;i++){var s=a[i];if(void 0===s._lengthComputable||void 0===s._loaded||void 0===s._total)return;r=r&&s._lengthComputable,t+=s._loaded,o+=s._total}this._progressCallback({lengthComputable:r,loaded:t,total:r?o:0})}},e.prototype._validate=function(e,n,r,t){var o=this;void 0===r&&(r=""),void 0===t&&(t=""),this.validate&&(this._startPerformanceCounter("Validate JSON"),s.GLTFValidation.ValidateAsync(n,r,t,(function(n){return o.preprocessUrlAsync(r+n).then((function(n){return e._loadFileAsync(n,void 0,!0,!0)}))})).then((function(e){o._endPerformanceCounter("Validate JSON"),o.onValidatedObservable.notifyObservers(e),o.onValidatedObservable.clear()}),(function(e){o._endPerformanceCounter("Validate JSON"),a.Tools.Warn("Failed to validate: "+e.message),o.onValidatedObservable.clear()})))},e.prototype._getLoader=function(n){var r=n.json.asset||{};this._log("Asset version: "+r.version),r.minVersion&&this._log("Asset minimum version: "+r.minVersion),r.generator&&this._log("Asset generator: "+r.generator);var t=e._parseVersion(r.version);if(!t)throw new Error("Invalid version: "+r.version);if(void 0!==r.minVersion){var o=e._parseVersion(r.minVersion);if(!o)throw new Error("Invalid minimum version: "+r.minVersion);if(e._compareVersion(o,{major:2,minor:0})>0)throw new Error("Incompatible minimum version: "+r.minVersion)}var i={1:e._CreateGLTF1Loader,2:e._CreateGLTF2Loader}[t.major];if(!i)throw new Error("Unsupported version: "+r.version);return i(this)},e.prototype._parseJson=function(e){this._startPerformanceCounter("Parse JSON"),this._log("JSON length: "+e.length);var n=JSON.parse(e);return this._endPerformanceCounter("Parse JSON"),n},e.prototype._unpackBinaryAsync=function(e){var n=this;return this._startPerformanceCounter("Unpack Binary"),e.loadAsync(20).then((function(){var r=e.readUint32();if(1179937895!==r)throw new Error("Unexpected magic: "+r);var t=e.readUint32();n.loggingEnabled&&n._log("Binary version: "+t);var o,i=e.readUint32();if(0!==e.buffer.byteLength&&i!==e.buffer.byteLength)throw new Error("Length in header does not match actual data length: "+i+" != "+e.buffer.byteLength);switch(t){case 1:o=n._unpackBinaryV1Async(e,i);break;case 2:o=n._unpackBinaryV2Async(e,i);break;default:throw new Error("Unsupported version: "+t)}return n._endPerformanceCounter("Unpack Binary"),o}))},e.prototype._unpackBinaryV1Async=function(e,n){var r=e.readUint32(),t=e.readUint32();if(0!==t)throw new Error("Unexpected content format: "+t);var o=n-e.byteOffset,i={json:this._parseJson(e.readString(r)),bin:null};if(0!==o){var a=e.byteOffset;i.bin={readAsync:function(n,r){return e.buffer.readAsync(a+n,r)},byteLength:o}}return Promise.resolve(i)},e.prototype._unpackBinaryV2Async=function(e,n){var r=this,t=1313821514,o=5130562,i=e.readUint32();if(e.readUint32()!==t)throw new Error("First chunk format is not JSON");return e.byteOffset+i===n?e.loadAsync(i).then((function(){return{json:r._parseJson(e.readString(i)),bin:null}})):e.loadAsync(i+8).then((function(){var a={json:r._parseJson(e.readString(i)),bin:null},s=function(){var r=e.readUint32();switch(e.readUint32()){case t:throw new Error("Unexpected JSON chunk");case o:var i=e.byteOffset;a.bin={readAsync:function(n,r){return e.buffer.readAsync(i+n,r)},byteLength:r},e.skipBytes(r);break;default:e.skipBytes(r)}return e.byteOffset!==n?e.loadAsync(8).then(s):Promise.resolve(a)};return s()}))},e._parseVersion=function(e){if("1.0"===e||"1.0.1"===e)return{major:1,minor:0};var n=(e+"").match(/^(\d+)\.(\d+)/);return n?{major:parseInt(n[1]),minor:parseInt(n[2])}:null},e._compareVersion=function(e,n){return e.major>n.major?1:e.major<n.major?-1:e.minor>n.minor?1:e.minor<n.minor?-1:0},e.prototype._logOpen=function(e){this._log(e),this._logIndentLevel++},e.prototype._logClose=function(){--this._logIndentLevel},e.prototype._logEnabled=function(n){var r=e._logSpaces.substr(0,2*this._logIndentLevel);a.Logger.Log(""+r+n)},e.prototype._logDisabled=function(e){},e.prototype._startPerformanceCounterEnabled=function(e){a.Tools.StartPerformanceCounter(e)},e.prototype._startPerformanceCounterDisabled=function(e){},e.prototype._endPerformanceCounterEnabled=function(e){a.Tools.EndPerformanceCounter(e)},e.prototype._endPerformanceCounterDisabled=function(e){},e.IncrementalLoading=!0,e.HomogeneousCoordinates=!1,e.magicBase64Encoded="Z2xURg",e._logSpaces="                                ",e}();a.SceneLoader&&a.SceneLoader.RegisterPlugin(new u)},function(e,n,r){"use strict";r.r(n),r.d(n,"GLTFValidation",(function(){return a}));var t=r(0);function o(e,n,r,t){var o={externalResourceFunction:function(e){return t(e).then((function(e){return new Uint8Array(e)}))}};return r&&(o.uri="file:"===n?r:n+r),e instanceof ArrayBuffer?GLTFValidator.validateBytes(new Uint8Array(e),o):GLTFValidator.validateString(e,o)}function i(){var e=[];onmessage=function(n){var r=n.data;switch(r.id){case"init":importScripts(r.url);break;case"validate":o(r.data,r.rootUrl,r.fileName,(function(n){return new Promise((function(r,t){var o=e.length;e.push({resolve:r,reject:t}),postMessage({id:"getExternalResource",index:o,uri:n})}))})).then((function(e){postMessage({id:"validate.resolve",value:e})}),(function(e){postMessage({id:"validate.reject",reason:e})}));break;case"getExternalResource.resolve":e[r.index].resolve(r.value);break;case"getExternalResource.reject":e[r.index].reject(r.reason)}}}var a=function(){function e(){}return e.ValidateAsync=function(e,n,r,a){var s=this;return"function"==typeof Worker?new Promise((function(u,l){var c=o+"("+i+")()",f=URL.createObjectURL(new Blob([c],{type:"application/javascript"})),d=new Worker(f),p=function(e){d.removeEventListener("error",p),d.removeEventListener("message",h),l(e)},h=function(e){var n=e.data;switch(n.id){case"getExternalResource":a(n.uri).then((function(e){d.postMessage({id:"getExternalResource.resolve",index:n.index,value:e},[e])}),(function(e){d.postMessage({id:"getExternalResource.reject",index:n.index,reason:e})}));break;case"validate.resolve":d.removeEventListener("error",p),d.removeEventListener("message",h),u(n.value);break;case"validate.reject":d.removeEventListener("error",p),d.removeEventListener("message",h),l(n.reason)}};d.addEventListener("error",p),d.addEventListener("message",h),d.postMessage({id:"init",url:t.Tools.GetAbsoluteUrl(s.Configuration.url)}),d.postMessage({id:"validate",data:e,rootUrl:n,fileName:r})})):(this._LoadScriptPromise||(this._LoadScriptPromise=t.Tools.LoadScriptAsync(this.Configuration.url)),this._LoadScriptPromise.then((function(){return o(e,n,r,a)})))},e.Configuration={url:"https://preview.babylonjs.com/gltf_validator.js"},e}()},function(e,n,r){"use strict";r.d(n,"b",(function(){return o})),r.d(n,"a",(function(){return i}));
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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PERFORMANCE OF THIS SOFTWARE.
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t={extensions:{},accessors:{},buffers:{},bufferViews:{},meshes:{},lights:{},cameras:{},nodes:{},images:{},textures:{},shaders:{},programs:{},samplers:{},techniques:{},materials:{},animations:{},skins:{},extensionsUsed:[],scenes:{},buffersCount:0,shaderscount:0,scene:n,rootUrl:r,loadedBufferCount:0,loadedBufferViews:{},loadedShaderCount:0,importOnlyMeshes:!1,dummyNodes:[],forAssetContainer:!1};return e.extensions&&O(e.extensions,"extensions",t),e.extensionsUsed&&O(e.extensionsUsed,"extensionsUsed",t),e.buffers&&function(e,n){for(var r in e){var t=e[r];n.buffers[r]=t,n.buffersCount++}}(e.buffers,t),e.bufferViews&&O(e.bufferViews,"bufferViews",t),e.accessors&&O(e.accessors,"accessors",t),e.meshes&&O(e.meshes,"meshes",t),e.lights&&O(e.lights,"lights",t),e.cameras&&O(e.cameras,"cameras",t),e.nodes&&O(e.nodes,"nodes",t),e.images&&O(e.images,"images",t),e.textures&&O(e.textures,"textures",t),e.shaders&&function(e,n){for(var r in e){var 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e.loadBufferAsync(n,r,t,o,i)}),(function(){D.LoadBufferAsync(n,r,t,o,i)}))},e.LoadTextureAsync=function(n,r,t,o){e.LoadTextureBufferAsync(n,r,(function(i){i&&e.CreateTextureAsync(n,r,i,t,o)}),o)},e.LoadShaderStringAsync=function(n,r,t,o){e.ApplyExtensions((function(e){return e.loadShaderStringAsync(n,r,t,o)}),(function(){D.LoadShaderStringAsync(n,r,t,o)}))},e.LoadMaterialAsync=function(n,r,t,o){e.ApplyExtensions((function(e){return e.loadMaterialAsync(n,r,t,o)}),(function(){D.LoadMaterialAsync(n,r,t,o)}))},e.LoadTextureBufferAsync=function(n,r,t,o){e.ApplyExtensions((function(e){return e.loadTextureBufferAsync(n,r,t,o)}),(function(){D.LoadTextureBufferAsync(n,r,t,o)}))},e.CreateTextureAsync=function(n,r,t,o,i){e.ApplyExtensions((function(e){return e.createTextureAsync(n,r,t,o,i)}),(function(){D.CreateTextureAsync(n,r,t,o,i)}))},e.ApplyExtensions=function(e,n){for(var r in U.Extensions){if(e(U.Extensions[r]))return}n()},e}();m.GLTFFileLoader._CreateGLTF1Loader=function(){return new U};var k=function(e){function n(){return e.call(this,"KHR_binary_glTF")||this}return Object(f.b)(n,e),n.prototype.loadRuntimeAsync=function(e,n,r,t,o){var i=n.json.extensionsUsed;return!(!i||-1===i.indexOf(this.name)||!n.bin)&&(this._bin=n.bin,t(D.CreateRuntime(n.json,e,r)),!0)},n.prototype.loadBufferAsync=function(e,n,r,t){return-1!==e.extensionsUsed.indexOf(this.name)&&("binary_glTF"===n&&(this._bin.readAsync(0,this._bin.byteLength).then(r,(function(e){return t(e.message)})),!0))},n.prototype.loadTextureBufferAsync=function(e,n,r,o){var i=e.textures[n],a=e.images[i.source];if(!a.extensions||!(this.name in a.extensions))return!1;var s=a.extensions[this.name],u=e.bufferViews[s.bufferView];return r(h.GetBufferFromBufferView(e,u,0,u.byteLength,t.UNSIGNED_BYTE)),!0},n.prototype.loadShaderStringAsync=function(e,n,r,o){var i=e.shaders[n];if(!i.extensions||!(this.name in i.extensions))return!1;var a=i.extensions[this.name],s=e.bufferViews[a.bufferView],u=h.GetBufferFromBufferView(e,s,0,s.byteLength,t.UNSIGNED_BYTE);return setTimeout((function(){var e=h.DecodeBufferToText(u);r(e)})),!0},n}(G);U.RegisterExtension(new k);var j=function(e){function n(){return e.call(this,"KHR_materials_common")||this}return Object(f.b)(n,e),n.prototype.loadRuntimeExtensionsAsync=function(e,n,r){if(!e.extensions)return!1;var t=e.extensions[this.name];if(!t)return!1;var o=t.lights;if(o)for(var i in o){var a=o[i];switch(a.type){case"ambient":var s=new p.HemisphericLight(a.name,new p.Vector3(0,1,0),e.scene),u=a.ambient;u&&(s.diffuse=p.Color3.FromArray(u.color||[1,1,1]));break;case"point":var l=new p.PointLight(a.name,new p.Vector3(10,10,10),e.scene),c=a.point;c&&(l.diffuse=p.Color3.FromArray(c.color||[1,1,1]));break;case"directional":var f=new p.DirectionalLight(a.name,new p.Vector3(0,-1,0),e.scene),d=a.directional;d&&(f.diffuse=p.Color3.FromArray(d.color||[1,1,1]));break;case"spot":var h=a.spot;if(h)new p.SpotLight(a.name,new p.Vector3(0,10,0),new p.Vector3(0,-1,0),h.fallOffAngle||Math.PI,h.fallOffExponent||0,e.scene).diffuse=p.Color3.FromArray(h.color||[1,1,1]);break;default:p.Tools.Warn('GLTF Material Common extension: light type "'+a.type+"” not supported")}}return!1},n.prototype.loadMaterialAsync=function(e,n,r,t){var o=e.materials[n];if(!o||!o.extensions)return!1;var i=o.extensions[this.name];if(!i)return!1;var a=new p.StandardMaterial(n,e.scene);return a.sideOrientation=p.Material.CounterClockWiseSideOrientation,"CONSTANT"===i.technique&&(a.disableLighting=!0),a.backFaceCulling=void 0!==i.doubleSided&&!i.doubleSided,a.alpha=void 0===i.values.transparency?1:i.values.transparency,a.specularPower=void 0===i.values.shininess?0:i.values.shininess,"string"==typeof i.values.ambient?this._loadTexture(e,i.values.ambient,a,"ambientTexture",t):a.ambientColor=p.Color3.FromArray(i.values.ambient||[0,0,0]),"string"==typeof i.values.diffuse?this._loadTexture(e,i.values.diffuse,a,"diffuseTexture",t):a.diffuseColor=p.Color3.FromArray(i.values.diffuse||[0,0,0]),"string"==typeof i.values.emission?this._loadTexture(e,i.values.emission,a,"emissiveTexture",t):a.emissiveColor=p.Color3.FromArray(i.values.emission||[0,0,0]),"string"==typeof i.values.specular?this._loadTexture(e,i.values.specular,a,"specularTexture",t):a.specularColor=p.Color3.FromArray(i.values.specular||[0,0,0]),!0},n.prototype._loadTexture=function(e,n,r,t,o){D.LoadTextureBufferAsync(e,n,(function(i){D.CreateTextureAsync(e,n,i,(function(e){return r[t]=e}),o)}),o)},n}(G);U.RegisterExtension(new j)},,,,function(e,n,r){"use strict";(function(e){var t=r(2),o=r(3);r.d(n,"a",(function(){return t.GLTFFileLoader})),r.d(n,"b",(function(){return t.GLTFLoaderAnimationStartMode})),r.d(n,"c",(function(){return t.GLTFLoaderCoordinateSystemMode})),r.d(n,"d",(function(){return t.GLTFLoaderState})),r.d(n,"e",(function(){return o.GLTFValidation}));var i=void 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