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BABYLON;!(function(e){!(function(e){!(function(e){e[e.BYTE=5120]="BYTE",e[e.UNSIGNED_BYTE=5121]="UNSIGNED_BYTE",e[e.SHORT=5122]="SHORT",e[e.UNSIGNED_SHORT=5123]="UNSIGNED_SHORT",e[e.FLOAT=5126]="FLOAT"})(e.EComponentType||(e.EComponentType={}));!(function(e){e[e.FRAGMENT=35632]="FRAGMENT",e[e.VERTEX=35633]="VERTEX"})(e.EShaderType||(e.EShaderType={}));!(function(e){e[e.BYTE=5120]="BYTE",e[e.UNSIGNED_BYTE=5121]="UNSIGNED_BYTE",e[e.SHORT=5122]="SHORT",e[e.UNSIGNED_SHORT=5123]="UNSIGNED_SHORT",e[e.INT=5124]="INT",e[e.UNSIGNED_INT=5125]="UNSIGNED_INT",e[e.FLOAT=5126]="FLOAT",e[e.FLOAT_VEC2=35664]="FLOAT_VEC2",e[e.FLOAT_VEC3=35665]="FLOAT_VEC3",e[e.FLOAT_VEC4=35666]="FLOAT_VEC4",e[e.INT_VEC2=35667]="INT_VEC2",e[e.INT_VEC3=35668]="INT_VEC3",e[e.INT_VEC4=35669]="INT_VEC4",e[e.BOOL=35670]="BOOL",e[e.BOOL_VEC2=35671]="BOOL_VEC2",e[e.BOOL_VEC3=35672]="BOOL_VEC3",e[e.BOOL_VEC4=35673]="BOOL_VEC4",e[e.FLOAT_MAT2=35674]="FLOAT_MAT2",e[e.FLOAT_MAT3=35675]="FLOAT_MAT3",e[e.FLOAT_MAT4=35676]="FLOAT_MAT4",e[e.SAMPLER_2D=35678]="SAMPLER_2D"})(e.EParameterType||(e.EParameterType={}));!(function(e){e[e.CLAMP_TO_EDGE=33071]="CLAMP_TO_EDGE",e[e.MIRRORED_REPEAT=33648]="MIRRORED_REPEAT",e[e.REPEAT=10497]="REPEAT"})(e.ETextureWrapMode||(e.ETextureWrapMode={}));!(function(e){e[e.NEAREST=9728]="NEAREST",e[e.LINEAR=9728]="LINEAR",e[e.NEAREST_MIPMAP_NEAREST=9984]="NEAREST_MIPMAP_NEAREST",e[e.LINEAR_MIPMAP_NEAREST=9985]="LINEAR_MIPMAP_NEAREST",e[e.NEAREST_MIPMAP_LINEAR=9986]="NEAREST_MIPMAP_LINEAR",e[e.LINEAR_MIPMAP_LINEAR=9987]="LINEAR_MIPMAP_LINEAR"})(e.ETextureFilterType||(e.ETextureFilterType={}));!(function(e){e[e.ALPHA=6406]="ALPHA",e[e.RGB=6407]="RGB",e[e.RGBA=6408]="RGBA",e[e.LUMINANCE=6409]="LUMINANCE",e[e.LUMINANCE_ALPHA=6410]="LUMINANCE_ALPHA"})(e.ETextureFormat||(e.ETextureFormat={}));!(function(e){e[e.FRONT=1028]="FRONT",e[e.BACK=1029]="BACK",e[e.FRONT_AND_BACK=1032]="FRONT_AND_BACK"})(e.ECullingType||(e.ECullingType={}));!(function(e){e[e.ZERO=0]="ZERO",e[e.ONE=1]="ONE",e[e.SRC_COLOR=768]="SRC_COLOR",e[e.ONE_MINUS_SRC_COLOR=769]="ONE_MINUS_SRC_COLOR",e[e.DST_COLOR=774]="DST_COLOR",e[e.ONE_MINUS_DST_COLOR=775]="ONE_MINUS_DST_COLOR",e[e.SRC_ALPHA=770]="SRC_ALPHA",e[e.ONE_MINUS_SRC_ALPHA=771]="ONE_MINUS_SRC_ALPHA",e[e.DST_ALPHA=772]="DST_ALPHA",e[e.ONE_MINUS_DST_ALPHA=773]="ONE_MINUS_DST_ALPHA",e[e.CONSTANT_COLOR=32769]="CONSTANT_COLOR",e[e.ONE_MINUS_CONSTANT_COLOR=32770]="ONE_MINUS_CONSTANT_COLOR",e[e.CONSTANT_ALPHA=32771]="CONSTANT_ALPHA",e[e.ONE_MINUS_CONSTANT_ALPHA=32772]="ONE_MINUS_CONSTANT_ALPHA",e[e.SRC_ALPHA_SATURATE=776]="SRC_ALPHA_SATURATE"})(e.EBlendingFunction||(e.EBlendingFunction={}))})(e.GLTF1||(e.GLTF1={}))})(BABYLON||(BABYLON={}));var BABYLON;!(function(e){!(function(n){var r;!(function(e){e[e.IDENTIFIER=1]="IDENTIFIER",e[e.UNKNOWN=2]="UNKNOWN",e[e.END_OF_INPUT=3]="END_OF_INPUT"})(r||(r={}));var t=(function(){function e(e){this._pos=0,this.isLetterOrDigitPattern=/^[a-zA-Z0-9]+$/,this._toParse=e,this._maxPos=e.length}return e.prototype.getNextToken=function(){if(this.isEnd())return r.END_OF_INPUT;if(this.currentString=this.read(),this.currentToken=r.UNKNOWN,"_"===this.currentString||this.isLetterOrDigitPattern.test(this.currentString))for(this.currentToken=r.IDENTIFIER,this.currentIdentifier=this.currentString;!this.isEnd()&&(this.isLetterOrDigitPattern.test(this.currentString=this.peek())||"_"===this.currentString);)this.currentIdentifier+=this.currentString,this.forward();return this.currentToken},e.prototype.peek=function(){return this._toParse[this._pos]},e.prototype.read=function(){return this._toParse[this._pos++]},e.prototype.forward=function(){this._pos++},e.prototype.isEnd=function(){return 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o=r.animations[t],i=null,u=0;u<o.channels.length;u++){var l=o.channels[u],c=o.samplers[l.sampler];if(c){var f=null,d=null;o.parameters?(f=o.parameters[c.input],d=o.parameters[c.output]):(f=c.input,d=c.output);var m=n.GLTFUtils.GetBufferFromAccessor(r,r.accessors[f]),E=n.GLTFUtils.GetBufferFromAccessor(r,r.accessors[d]),T=l.target.id,A=r.scene.getNodeByID(T);if(null===A&&(A=r.scene.getNodeByName(T)),null!==A){var p=A instanceof e.Bone,h=l.target.path,L=a.indexOf(h);L!==-1&&(h=s[L]);var y=e.Animation.ANIMATIONTYPE_MATRIX;p||("rotationQuaternion"===h?(y=e.Animation.ANIMATIONTYPE_QUATERNION,A.rotationQuaternion=new e.Quaternion):y=e.Animation.ANIMATIONTYPE_VECTOR3);var _=null,N=[],g=0,O=!1;p&&i&&i.getKeys().length===m.length&&(_=i,O=!0),O||(_=new e.Animation(t,p?"_matrix":h,1,y,e.Animation.ANIMATIONLOOPMODE_CYCLE));for(var v=0;v<m.length;v++){var S=null;if("rotationQuaternion"===h?(S=e.Quaternion.FromArray([E[g],E[g+1],E[g+2],E[g+3]]),g+=4):(S=e.Vector3.FromArray([E[g],E[g+1],E[g+2]]),g+=3),p){var F=A,M=e.Vector3.Zero(),x=new e.Quaternion,R=e.Vector3.Zero(),B=F.getBaseMatrix();O&&(B=i.getKeys()[v].value),B.decompose(R,x,M),"position"===h?M=S:"rotationQuaternion"===h?x=S:R=S,S=e.Matrix.Compose(R,x,M)}O?i.getKeys()[v].value=S:N.push({frame:m[v],value:S})}O||(_.setKeys(N),A.animations.push(_)),i=_,r.scene.stopAnimation(A),r.scene.beginAnimation(A,0,m[m.length-1],!0,1)}else e.Tools.Warn("Creating animation named "+t+". 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r=0;r<e.jointNames.length;r++)if(e.jointNames[r]===n)return!0;return!1},L=function(n,r,t,o){for(var i in n.nodes){var a=n.nodes[i],s=i;if(a.jointName&&!h(t,a.jointName)){var u=E(a),l=new e.Bone(a.name,r,null,u);l.id=s,o.push({bone:l,node:a,id:s})}}for(var c=0;c<o.length;c++)for(var f=o[c],d=f.node.children,m=0;m<d.length;m++){for(var T=null,A=0;A<o.length;A++)if(o[A].id===d[m]){T=o[A];break}T&&(T.bone._parent=f.bone,f.bone.children.push(T.bone))}},y=function(n,r,t,o,i){if(o||(o=new e.Skeleton(r.name,"",n.scene)),!r.babylonSkeleton)return o;var a=[],s=[];L(n,o,r,a),o.bones=[];for(var u=0;u<r.jointNames.length;u++){var l=p(n,r.jointNames[u]),c=l.node;if(c){var i=l.id,f=n.scene.getBoneByID(i);if(f)o.bones.push(f);else{for(var d=!1,m=null,h=0;h<u;h++){var y=p(n,r.jointNames[h]).node;if(y){var _=y.children;if(_){d=!1;for(var N=0;N<_.length;N++)if(_[N]===i){m=T(n,r,r.jointNames[h],o),d=!0;break}if(d)break}}else e.Tools.Warn("Joint named "+r.jointNames[h]+" does not exist when looking for 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Float32Array(g.length),L.normals.set(g);else if("POSITION"===O){if(e.GLTFFileLoader.HomogeneousCoordinates){L.positions=new Float32Array(g.length-g.length/4);for(var v=0;v<g.length;v+=4)L.positions[v]=g[v],L.positions[v+1]=g[v+1],L.positions[v+2]=g[v+2]}else L.positions=new Float32Array(g.length),L.positions.set(g);d.push(L.positions.length)}else if(O.indexOf("TEXCOORD_")!==-1){var S=Number(O.split("_")[1]),F=e.VertexBuffer.UVKind+(0===S?"":S+1),M=new Float32Array(g.length);M.set(g),f(M),L.set(M,F)}else"JOINT"===O?(L.matricesIndices=new Float32Array(g.length),L.matricesIndices.set(g)):"WEIGHT"===O?(L.matricesWeights=new Float32Array(g.length),L.matricesWeights.set(g)):"COLOR"===O&&(L.colors=new Float32Array(g.length),L.colors.set(g));if(N=r.accessors[y.indices])g=n.GLTFUtils.GetBufferFromAccessor(r,N),L.indices=new Int32Array(g.length),L.indices.set(g),E.push(L.indices.length);else{for(var x=[],v=0;v<L.positions.length/3;v++)x.push(v);L.indices=new Int32Array(x),E.push(L.indices.length)}u.merge(L),L=void 0;var R=r.scene.getMaterialByID(y.material);s.subMaterials.push(null===R?n.GLTFUtils.GetDefaultMaterial(r.scene):R),c.push(0===c.length?0:c[c.length-1]+d[d.length-2]),m.push(0===m.length?0:m[m.length-1]+E[E.length-2])}}l.setAllVerticesData(u,!1),a.computeWorldMatrix(!0),a.subMeshes=[];for(var B=0,T=0;T<o.length;T++){var A=o[T],p=r.meshes[A];if(p)for(var h=0;h<p.primitives.length;h++)p.primitives[h].mode,e.SubMesh.AddToMesh(B,c[B],d[B],m[B],E[B],a,a,!0),B++}return a},N=function(e,n,r,t){e.position&&(e.position=n),(e.rotationQuaternion||e.rotation)&&(e.rotationQuaternion=r),e.scaling&&(e.scaling=t)},g=function(n,r,t){if(r.matrix){var o=new e.Vector3(0,0,0),i=new e.Quaternion,a=new e.Vector3(0,0,0);e.Matrix.FromArray(r.matrix).decompose(a,i,o),N(n,o,i,a)}else N(n,e.Vector3.FromArray(r.translation),e.Quaternion.FromArray(r.rotation),e.Vector3.FromArray(r.scale));n.computeWorldMatrix(!0)},O=function(n,r,t,o){var i=null;if(n.importOnlyMeshes&&(r.skin||r.meshes)&&n.importMeshesNames.length>0&&n.importMeshesNames.indexOf(r.name)===-1)return null;if(r.skin){if(r.meshes){var a=n.skins[r.skin],s=_(n,r,r.meshes,t,r.babylonNode);s.skeleton=n.scene.getLastSkeletonByID(r.skin),null===s.skeleton&&(s.skeleton=y(n,a,0,a.babylonSkeleton,r.skin),a.babylonSkeleton||(a.babylonSkeleton=s.skeleton)),i=s}}else if(r.meshes){var s=_(n,r,r.mesh?[r.mesh]:r.meshes,t,r.babylonNode);i=s}else if(!r.light||r.babylonNode||n.importOnlyMeshes){if(r.camera&&!r.babylonNode&&!n.importOnlyMeshes){var u=n.cameras[r.camera];if(u)if("orthographic"===u.type){var l=new e.FreeCamera(r.camera,e.Vector3.Zero(),n.scene);l.name=r.name,l.mode=e.Camera.ORTHOGRAPHIC_CAMERA,l.attachControl(n.scene.getEngine().getRenderingCanvas()),i=l}else if("perspective"===u.type){var c=u[u.type],f=new e.FreeCamera(r.camera,e.Vector3.Zero(),n.scene);f.name=r.name,f.attachControl(n.scene.getEngine().getRenderingCanvas()),c.aspectRatio||(c.aspectRatio=n.scene.getEngine().getRenderWidth()/n.scene.getEngine().getRenderHeight()),c.znear&&c.zfar&&(f.maxZ=c.zfar,f.minZ=c.znear),i=f}}}else{var d=n.lights[r.light];if(d)if("ambient"===d.type){var m=d[d.type],E=new e.HemisphericLight(r.light,e.Vector3.Zero(),n.scene);E.name=r.name,m.color&&(E.diffuse=e.Color3.FromArray(m.color)),i=E}else if("directional"===d.type){var T=d[d.type],A=new e.DirectionalLight(r.light,e.Vector3.Zero(),n.scene);A.name=r.name,T.color&&(A.diffuse=e.Color3.FromArray(T.color)),i=A}else if("point"===d.type){var p=d[d.type],h=new e.PointLight(r.light,e.Vector3.Zero(),n.scene);h.name=r.name,p.color&&(h.diffuse=e.Color3.FromArray(p.color)),i=h}else if("spot"===d.type){var L=d[d.type],O=new e.SpotLight(r.light,e.Vector3.Zero(),e.Vector3.Zero(),0,0,n.scene);O.name=r.name,L.color&&(O.diffuse=e.Color3.FromArray(L.color)),L.fallOfAngle&&(O.angle=L.fallOfAngle),L.fallOffExponent&&(O.exponent=L.fallOffExponent),i=O}}if(!r.jointName){if(r.babylonNode)return r.babylonNode;if(null===i){var v=new e.Mesh(r.name,n.scene);r.babylonNode=v,i=v}}if(null!==i){if(r.matrix&&i instanceof e.Mesh)g(i,r);else{var S=r.translation||[0,0,0],F=r.rotation||[0,0,0,1],M=r.scale||[1,1,1];N(i,e.Vector3.FromArray(S),e.Quaternion.FromArray(F),e.Vector3.FromArray(M))}i.updateCache(!0),r.babylonNode=i}return i},v=function(e,n,r,t){var o=e.nodes[n],i=null;if(t=!(e.importOnlyMeshes&&!t)||(e.importMeshesNames.indexOf(o.name)!==-1||0===e.importMeshesNames.length),!o.jointName&&t&&null!==(i=O(e,o,n))&&(i.id=n,i.parent=r),o.children)for(var a=0;a<o.children.length;a++)v(e,o.children[a],i,t)},S=function(e){var n=e.currentScene;if(n)for(var r=0;r<n.nodes.length;r++)v(e,n.nodes[r],null);else for(var t in e.scenes){n=e.scenes[t];for(var r=0;r<n.nodes.length;r++)v(e,n.nodes[r],null)}m(e);for(var r=0;r<e.scene.skeletons.length;r++){var o=e.scene.skeletons[r];e.scene.beginAnimation(o,0,Number.MAX_VALUE,!0,1)}},F=function(e,r,t,o,i,a,s){var u=a.values||i.parameters;for(var l in t){var c=t[l],f=c.type;if(f===n.EParameterType.FLOAT_MAT2||f===n.EParameterType.FLOAT_MAT3||f===n.EParameterType.FLOAT_MAT4)if(!c.semantic||c.source||c.node){if(c.semantic&&(c.source||c.node)){var d=r.scene.getNodeByName(c.source||c.node);if(null===d&&(d=r.scene.getNodeByID(c.source||c.node)),null===d)continue;n.GLTFUtils.SetMatrix(r.scene,d,c,l,o.getEffect())}}else n.GLTFUtils.SetMatrix(r.scene,e,c,l,o.getEffect());else{var m=u[i.uniforms[l]];if(!m)continue;if(f===n.EParameterType.SAMPLER_2D){var E=r.textures[a.values?m:c.value].babylonTexture;if(null===E||void 0===E)continue;o.getEffect().setTexture(l,E)}else n.GLTFUtils.SetUniform(o.getEffect(),l,m,f)}}s(o)},M=function(e,r,t,o,i){var a=o.values||t.parameters,s=t.uniforms;for(var u in i){var l=i[u],c=l.type,f=a[s[u]];if(void 0===f&&(f=l.value),f){var d=function(e){return function(n){l.value&&(r.setTexture(e,n),delete i[e])}};c===n.EParameterType.SAMPLER_2D?n.GLTFLoaderExtension.LoadTextureAsync(e,o.values?f:l.value,d(u),(function(){return d(null)})):l.value&&n.GLTFUtils.SetUniform(r,u,o.values?f:l.value,c)&&delete i[u]}}},x=function(e,n,r){return function(t,o){n.dispose(!0),r("Cannot compile program named "+e.name+". 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e.extensions&&c(e.extensions,"extensions",t),e.extensionsUsed&&c(e.extensionsUsed,"extensionsUsed",t),e.buffers&&u(e.buffers,t),e.bufferViews&&c(e.bufferViews,"bufferViews",t),e.accessors&&c(e.accessors,"accessors",t),e.meshes&&c(e.meshes,"meshes",t),e.lights&&c(e.lights,"lights",t),e.cameras&&c(e.cameras,"cameras",t),e.nodes&&c(e.nodes,"nodes",t),e.images&&c(e.images,"images",t),e.textures&&c(e.textures,"textures",t),e.shaders&&l(e.shaders,t),e.programs&&c(e.programs,"programs",t),e.samplers&&c(e.samplers,"samplers",t),e.techniques&&c(e.techniques,"techniques",t),e.materials&&c(e.materials,"materials",t),e.animations&&c(e.animations,"animations",t),e.skins&&c(e.skins,"skins",t),e.scenes&&(t.scenes=e.scenes),e.scene&&e.scenes&&(t.currentScene=e.scenes[e.scene]),t},a.LoadBufferAsync=function(r,t,o,i,a){var s=r.buffers[t];n.GLTFUtils.IsBase64(s.uri)?setTimeout((function(){return o(new Uint8Array(n.GLTFUtils.DecodeBase64(s.uri)))})):e.Tools.LoadFile(r.rootUrl+s.uri,(function(e){return 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k=T.functions;k.cullFace&&k.cullFace[0]!==n.ECullingType.BACK&&(D.backFaceCulling=!1);var H=k.blendFuncSeparate;H&&(H[0]===n.EBlendingFunction.SRC_ALPHA&&H[1]===n.EBlendingFunction.ONE_MINUS_SRC_ALPHA&&H[2]===n.EBlendingFunction.ONE&&H[3]===n.EBlendingFunction.ONE?D.alphaMode=e.Engine.ALPHA_COMBINE:H[0]===n.EBlendingFunction.ONE&&H[1]===n.EBlendingFunction.ONE&&H[2]===n.EBlendingFunction.ZERO&&H[3]===n.EBlendingFunction.ONE?D.alphaMode=e.Engine.ALPHA_ONEONE:H[0]===n.EBlendingFunction.SRC_ALPHA&&H[1]===n.EBlendingFunction.ONE&&H[2]===n.EBlendingFunction.ZERO&&H[3]===n.EBlendingFunction.ONE?D.alphaMode=e.Engine.ALPHA_ADD:H[0]===n.EBlendingFunction.ZERO&&H[1]===n.EBlendingFunction.ONE_MINUS_SRC_COLOR&&H[2]===n.EBlendingFunction.ONE&&H[3]===n.EBlendingFunction.ONE?D.alphaMode=e.Engine.ALPHA_SUBTRACT:H[0]===n.EBlendingFunction.DST_COLOR&&H[1]===n.EBlendingFunction.ZERO&&H[2]===n.EBlendingFunction.ONE&&H[3]===n.EBlendingFunction.ONE?D.alphaMode=e.Engine.ALPHA_MULTIPLY:H[0]===n.EBlendingFunction.SRC_ALPHA&&H[1]===n.EBlendingFunction.ONE_MINUS_SRC_COLOR&&H[2]===n.EBlendingFunction.ONE&&H[3]===n.EBlendingFunction.ONE&&(D.alphaMode=e.Engine.ALPHA_MAXIMIZED))}},a})();n.GLTFLoaderBase=C;var b=(function(){function r(){}return r.RegisterExtension=function(n){if(r.Extensions[n.name])return void e.Tools.Error('Tool with the same name "'+n.name+'" already exists');r.Extensions[n.name]=n},r.prototype.dispose=function(){},r.prototype.importMeshAsync=function(r,t,o,i,a,s,u){var l=this;return t.useRightHandedSystem=!0,n.GLTFLoaderExtension.LoadRuntimeAsync(t,o,i,(function(n){n.importOnlyMeshes=!0,""===r?n.importMeshesNames=[]:"string"==typeof r?n.importMeshesNames=[r]:!r||r instanceof Array?(n.importMeshesNames=[],e.Tools.Warn("Argument meshesNames must be of type string or string[]")):n.importMeshesNames=[r],l._createNodes(n);var t=new Array,o=new Array;for(var i in n.nodes){var u=n.nodes[i];u.babylonNode instanceof e.AbstractMesh&&t.push(u.babylonNode)}for(var c in n.skins){var f=n.skins[c];f.babylonSkeleton instanceof 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