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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 f=0;f<o.length;f++)for(var c=o[f],d=c.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=c.bone,c.bone.children.push(T.bone))}},y=function(r,t,o,i,a){if(i||(i=new e.Skeleton(t.name,"",r.scene)),!t.babylonSkeleton)return i;var s=r.accessors[t.inverseBindMatrices],u=(n.GLTFUtils.GetBufferFromAccessor(r,s),e.Matrix.FromArray(t.bindShapeMatrix),[]),l=[];L(r,i,t,u),i.bones=[];for(var f=0;f<t.jointNames.length;f++){var c=p(r,t.jointNames[f]),d=c.node;if(d){var a=c.id,m=r.scene.getBoneByID(a);if(m)i.bones.push(m);else{for(var h=!1,y=null,N=0;N<f;N++){var g=p(r,t.jointNames[N]).node;if(g){var O=g.children;if(O){h=!1;for(var 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g(n,e.Vector3.FromArray(r.translation),e.Quaternion.FromArray(r.rotation),e.Vector3.FromArray(r.scale));n.computeWorldMatrix(!0)},v=function(n,r,t,o){var i=null;if(n.importOnlyMeshes&&(r.skin||r.meshes)&&n.importMeshesNames.length>0&&-1===n.importMeshesNames.indexOf(r.name))return null;if(r.skin){if(r.meshes){var a=n.skins[r.skin],s=N(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(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=(u[u.type],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 f=u[u.type],c=new e.FreeCamera(r.camera,e.Vector3.Zero(),n.scene);c.name=r.name,c.attachControl(n.scene.getEngine().getRenderingCanvas()),f.aspectRatio||(f.aspectRatio=n.scene.getEngine().getRenderWidth()/n.scene.getEngine().getRenderHeight()),f.znear&&f.zfar&&(c.maxZ=f.zfar,c.minZ=f.znear),i=c}}}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],v=new e.SpotLight(r.light,e.Vector3.Zero(),e.Vector3.Zero(),0,0,n.scene);v.name=r.name,L.color&&(v.diffuse=e.Color3.FromArray(L.color)),L.fallOfAngle&&(v.angle=L.fallOfAngle),L.fallOffExponent&&(v.exponent=L.fallOffExponent),i=v}}if(!r.jointName){if(r.babylonNode)return r.babylonNode;if(null===i){var _=new e.Mesh(r.name,n.scene);r.babylonNode=_,i=_}}if(null!==i){if(r.matrix&&i instanceof e.Mesh)O(i,r);else{var S=r.translation||[0,0,0],F=r.rotation||[0,0,0,1],M=r.scale||[1,1,1];g(i,e.Vector3.FromArray(S),e.Quaternion.FromArray(F),e.Vector3.FromArray(M))}i.updateCache(!0),r.babylonNode=i}return i},_=function(e,n,r,t){var o=e.nodes[n],i=null;if(t=!(e.importOnlyMeshes&&!t)||(-1!==e.importMeshesNames.indexOf(o.name)||0===e.importMeshesNames.length),!o.jointName&&t&&null!==(i=v(e,o,n))&&(i.id=n,i.parent=r),o.children)for(var a=0;a<o.children.length;a++)_(e,o.children[a],i,t)},S=function(e){var n=e.currentScene;if(n)for(var r=0;r<n.nodes.length;r++)_(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++)_(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 f=t[l],c=f.type;if(c===n.EParameterType.FLOAT_MAT2||c===n.EParameterType.FLOAT_MAT3||c===n.EParameterType.FLOAT_MAT4)if(!f.semantic||f.source||f.node){if(f.semantic&&(f.source||f.node)){var d=r.scene.getNodeByName(f.source||f.node);if(null===d&&(d=r.scene.getNodeByID(f.source||f.node)),null===d)continue;n.GLTFUtils.SetMatrix(r.scene,d,f,l,o.getEffect())}}else n.GLTFUtils.SetMatrix(r.scene,e,f,l,o.getEffect());else{var m=u[i.uniforms[l]];if(!m)continue;if(c===n.EParameterType.SAMPLER_2D){var E=r.textures[a.values?m:f.value].babylonTexture;if(null===E||void 0===E)continue;o.getEffect().setTexture(l,E)}else n.GLTFUtils.SetUniform(o.getEffect(),l,m,c)}}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],f=l.type,c=a[s[u]];if(void 0===c&&(c=l.value),c){var d=function(e){return function(n){l.value&&(r.setTexture(e,n),delete i[e])}};f===n.EParameterType.SAMPLER_2D?n.GLTFLoaderExtension.LoadTextureAsync(e,o.values?c:l.value,d(u),(function(){return d(null)})):l.value&&n.GLTFUtils.SetUniform(r,u,o.values?c:l.value,f)&&delete i[u]}}},x=function(n,r,t){return function(o,i){e.Tools.Error("Cannot compile program named "+n.name+". 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e.extensions&&f(e.extensions,"extensions",t),e.extensionsUsed&&f(e.extensionsUsed,"extensionsUsed",t),e.buffers&&u(e.buffers,t),e.bufferViews&&f(e.bufferViews,"bufferViews",t),e.accessors&&f(e.accessors,"accessors",t),e.meshes&&f(e.meshes,"meshes",t),e.lights&&f(e.lights,"lights",t),e.cameras&&f(e.cameras,"cameras",t),e.nodes&&f(e.nodes,"nodes",t),e.images&&f(e.images,"images",t),e.textures&&f(e.textures,"textures",t),e.shaders&&l(e.shaders,t),e.programs&&f(e.programs,"programs",t),e.samplers&&f(e.samplers,"samplers",t),e.techniques&&f(e.techniques,"techniques",t),e.materials&&f(e.materials,"materials",t),e.animations&&f(e.animations,"animations",t),e.skins&&f(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=b;var C=(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.importMeshAsync=function(r,t,o,i,a,s,u){var l=this;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=[],o=[];for(var i in n.nodes){var s=n.nodes[i];s.babylonNode instanceof e.AbstractMesh&&t.push(s.babylonNode)}for(var f in n.skins){var c=n.skins[f];c.babylonSkeleton instanceof e.Skeleton&&o.push(c.babylonSkeleton)}l._loadBuffersAsync(n,(function(){l._loadShadersAsync(n,(function(){I(n),S(n),!e.GLTFFileLoader.IncrementalLoading&&a&&a(t,null,o)}))}),u),e.GLTFFileLoader.IncrementalLoading&&a&&a(t,null,o)}),s);return!0},r.prototype.loadAsync=function(r,t,o,i,a){var s=this;r.useRightHandedSystem=!0,n.GLTFLoaderExtension.LoadRuntimeAsync(r,t,o,(function(r){n.GLTFLoaderExtension.LoadRuntimeExtensionsAsync(r,(function(){s._createNodes(r),s._loadBuffersAsync(r,(function(){s._loadShadersAsync(r,(function(){I(r),S(r),e.GLTFFileLoader.IncrementalLoading||i()}))})),e.GLTFFileLoader.IncrementalLoading&&i()}),a)}),a)},r.prototype._loadShadersAsync=function(r,t){var o=!1,i=function(o,i){n.GLTFLoaderExtension.LoadShaderStringAsync(r,o,(function(a){r.loadedShaderCount++,a&&(e.Effect.ShadersStore[o+(i.type===n.EShaderType.VERTEX?"VertexShader":"PixelShader")]=a),r.loadedShaderCount===r.shaderscount&&t()}),(function(){e.Tools.Error("Error when loading shader program named "+o+" 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s=null;switch("MODEL"===o.semantic?s=t.getWorldMatrix():"PROJECTION"===o.semantic?s=r.getProjectionMatrix():"VIEW"===o.semantic?s=r.getViewMatrix():"MODELVIEWINVERSETRANSPOSE"===o.semantic?s=e.Matrix.Transpose(t.getWorldMatrix().multiply(r.getViewMatrix()).invert()):"MODELVIEW"===o.semantic?s=t.getWorldMatrix().multiply(r.getViewMatrix()):"MODELVIEWPROJECTION"===o.semantic?s=t.getWorldMatrix().multiply(r.getTransformMatrix()):"MODELINVERSE"===o.semantic?s=t.getWorldMatrix().invert():"VIEWINVERSE"===o.semantic?s=r.getViewMatrix().invert():"PROJECTIONINVERSE"===o.semantic?s=r.getProjectionMatrix().invert():"MODELVIEWINVERSE"===o.semantic?s=t.getWorldMatrix().multiply(r.getViewMatrix()).invert():"MODELVIEWPROJECTIONINVERSE"===o.semantic?s=t.getWorldMatrix().multiply(r.getTransformMatrix()).invert():"MODELINVERSETRANSPOSE"===o.semantic&&(s=e.Matrix.Transpose(t.getWorldMatrix().invert())),o.type){case n.EParameterType.FLOAT_MAT2:a.setMatrix2x2(i,e.Matrix.GetAsMatrix2x2(s));break;case 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n.EComponentType.UNSIGNED_SHORT:return new Uint16Array(s,t,o);default:return new Float32Array(s,t,o)}},r.GetBufferFromAccessor=function(e,n){var t=e.bufferViews[n.bufferView],o=n.count*r.GetByteStrideFromType(n);return r.GetBufferFromBufferView(e,t,n.byteOffset,o,n.componentType)},r.DecodeBufferToText=function(e){for(var n="",r=e.byteLength,t=0;t<r;++t)n+=String.fromCharCode(e[t]);return n},r.GetDefaultMaterial=function(n){if(!r._DefaultMaterial){e.Effect.ShadersStore.GLTFDefaultMaterialVertexShader=["precision highp float;","","uniform mat4 worldView;","uniform mat4 projection;","","attribute vec3 position;","","void main(void)","{","    gl_Position = projection * worldView * vec4(position, 1.0);","}"].join("\n"),e.Effect.ShadersStore.GLTFDefaultMaterialPixelShader=["precision highp float;","","uniform vec4 u_emission;","","void main(void)","{","    gl_FragColor = u_emission;","}"].join("\n");var t={vertex:"GLTFDefaultMaterial",fragment:"GLTFDefaultMaterial"},o={attributes:["position"],uniforms:["worldView","projection","u_emission"],samplers:[],needAlphaBlending:!1};r._DefaultMaterial=new e.ShaderMaterial("GLTFDefaultMaterial",n,t,o),r._DefaultMaterial.setColor4("u_emission",new e.Color4(.5,.5,.5,1))}return r._DefaultMaterial},r})();r._DefaultMaterial=null,n.GLTFUtils=r})(e.GLTF1||(e.GLTF1={}))})(BABYLON||(BABYLON={}));var BABYLON;!(function(e){!(function(e){var n=(function(){function n(e){this._name=e}return Object.defineProperty(n.prototype,"name",{get:function(){return this._name},enumerable:!0,configurable:!0}),n.prototype.loadRuntimeAsync=function(e,n,r,t,o){
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n;!(function(e){e[e.JSON=0]="JSON"})(n||(n={}));var r=(function(n){function r(){return n.call(this,"KHR_binary_glTF")||this}return __extends(r,n),r.prototype.loadRuntimeAsync=function(n,r,t,o,i){var a=r.json.extensionsUsed;return!(!a||-1===a.indexOf(this.name))&&(this._bin=r.bin,o(e.GLTFLoaderBase.CreateRuntime(r.json,n,t)),!0)},r.prototype.loadBufferAsync=function(e,n,r,t){return-1!==e.extensionsUsed.indexOf(this.name)&&("binary_glTF"===n&&(r(this._bin),!0))},r.prototype.loadTextureBufferAsync=function(n,r,t,o){var i=n.textures[r],a=n.images[i.source];if(!(a.extensions&&this.name in a.extensions))return!1;var s=a.extensions[this.name],u=n.bufferViews[s.bufferView];return t(e.GLTFUtils.GetBufferFromBufferView(n,u,0,u.byteLength,e.EComponentType.UNSIGNED_BYTE)),!0},r.prototype.loadShaderStringAsync=function(n,r,t,o){var i=n.shaders[r];if(!(i.extensions&&this.name in i.extensions))return!1;var a=i.extensions[this.name],s=n.bufferViews[a.bufferView],u=e.GLTFUtils.GetBufferFromBufferView(n,s,0,s.byteLength,e.EComponentType.UNSIGNED_BYTE);return setTimeout((function(){var n=e.GLTFUtils.DecodeBufferToText(u);t(n)})),!0},r})(e.GLTFLoaderExtension);e.GLTFBinaryExtension=r;!(function(){function e(e){this._arrayBuffer=e,this._dataView=new DataView(e),this._byteOffset=0}e.prototype.getUint32=function(){var e=this._dataView.getUint32(this._byteOffset,!0);return this._byteOffset+=4,e},e.prototype.getUint8Array=function(e){e||(e=this._arrayBuffer.byteLength-this._byteOffset);var n=new Uint8Array(this._arrayBuffer,this._byteOffset,e);return this._byteOffset+=e,n}})();e.GLTFLoader.RegisterExtension(new r)})(e.GLTF1||(e.GLTF1={}))})(BABYLON||(BABYLON={}));var BABYLON;!(function(e){!(function(n){var r=(function(r){function t(){return r.call(this,"KHR_materials_common")||this}return __extends(t,r),t.prototype.loadRuntimeExtensionsAsync=function(n,r,t){if(!n.extensions)return!1;var o=n.extensions[this.name];if(!o)return!1;var i=o.lights;if(i)for(var a in i){var s=i[a];switch(s.type){case"ambient":var u=new e.HemisphericLight(s.name,new e.Vector3(0,1,0),n.scene),l=s.ambient;u.diffuse=e.Color3.FromArray(l.color||[1,1,1]);break;case"point":var f=new e.PointLight(s.name,new e.Vector3(10,10,10),n.scene),c=s.point;f.diffuse=e.Color3.FromArray(c.color||[1,1,1]);break;case"directional":var d=new e.DirectionalLight(s.name,new e.Vector3(0,-1,0),n.scene),m=s.directional;d.diffuse=e.Color3.FromArray(m.color||[1,1,1]);break;case"spot":var E=s.spot,T=new e.SpotLight(s.name,new e.Vector3(0,10,0),new e.Vector3(0,-1,0),s.spot.fallOffAngle||Math.PI,s.spot.fallOffExponent||0,n.scene);T.diffuse=e.Color3.FromArray(E.color||[1,1,1]);break;default:e.Tools.Warn('GLTF Material Common extension: light type "'+s.type+"” not supported")}}return!1},t.prototype.loadMaterialAsync=function(n,r,t,o){var i=n.materials[r];if(!i||!i.extensions)return!1;var a=i.extensions[this.name];if(!a)return!1;var s=new e.StandardMaterial(r,n.scene);return s.sideOrientation=e.Material.CounterClockWiseSideOrientation,"CONSTANT"===a.technique&&(s.disableLighting=!0),s.backFaceCulling=void 0!==a.doubleSided&&!a.doubleSided,s.alpha=void 0===a.values.transparency?1:a.values.transparency,s.specularPower=void 0===a.values.shininess?0:a.values.shininess,"string"==typeof a.values.ambient?this._loadTexture(n,a.values.ambient,s,"ambientTexture",o):s.ambientColor=e.Color3.FromArray(a.values.ambient||[0,0,0]),"string"==typeof a.values.diffuse?this._loadTexture(n,a.values.diffuse,s,"diffuseTexture",o):s.diffuseColor=e.Color3.FromArray(a.values.diffuse||[0,0,0]),"string"==typeof a.values.emission?this._loadTexture(n,a.values.emission,s,"emissiveTexture",o):s.emissiveColor=e.Color3.FromArray(a.values.emission||[0,0,0]),"string"==typeof a.values.specular?this._loadTexture(n,a.values.specular,s,"specularTexture",o):s.specularColor=e.Color3.FromArray(a.values.specular||[0,0,0]),!0},t.prototype._loadTexture=function(e,r,t,o,i){n.GLTFLoaderBase.LoadTextureBufferAsync(e,r,(function(a){n.GLTFLoaderBase.CreateTextureAsync(e,r,a,(function(e){return t[o]=e}),i)}),i)},t})(n.GLTFLoaderExtension);n.GLTFMaterialsCommonExtension=r,n.GLTFLoader.RegisterExtension(new r)})(e.GLTF1||(e.GLTF1={}))})(BABYLON||(BABYLON={}));