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i["O"]{constructor(t){super(t),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(t){return new u(t)})),this.register((function(t){return new x(t)})),this.register((function(t){return new M(t)})),this.register((function(t){return new y(t)})),this.register((function(t){return new p(t)})),this.register((function(t){return new f(t)})),this.register((function(t){return new m(t)})),this.register((function(t){return new g(t)})),this.register((function(t){return new h(t)})),this.register((function(t){return new _(t)})),this.register((function(t){return new d(t)})),this.register((function(t){return new v(t)})),this.register((function(t){return new l(t)})),this.register((function(t){return new S(t)})),this.register((function(t){return new b(t)}))}load(t,e,n,r){const s=this;let a;a=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:i["P"].extractUrlBase(t),this.manager.itemStart(t);const 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Please update to "KHR_texture_basisu".')}setKTX2Loader(t){return this.ktx2Loader=t,this}setMeshoptDecoder(t){return this.meshoptDecoder=t,this}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,n,i){let r;const s={},a={},l=new TextDecoder;if("string"===typeof t)r=JSON.parse(t);else if(t instanceof ArrayBuffer){const e=l.decode(new Uint8Array(t,0,4));if(e===E){try{s[o.KHR_BINARY_GLTF]=new w(t)}catch(u){return void(i&&i(u))}r=JSON.parse(s[o.KHR_BINARY_GLTF].content)}else r=JSON.parse(l.decode(t))}else r=t;if(void 0===r.asset||r.asset.version[0]<2)return void(i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const h=new Q(r,{path:e||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});h.fileLoader.setRequestHeader(this.requestHeader);for(let o=0;o<this.pluginCallbacks.length;o++){const t=this.pluginCallbacks[o](h);t.name,a[t.name]=t,s[t.name]=!0}if(r.extensionsUsed)for(let d=0;d<r.extensionsUsed.length;++d){const t=r.extensionsUsed[d],e=r.extensionsRequired||[];switch(t){case o.KHR_MATERIALS_UNLIT:s[t]=new c;break;case o.KHR_DRACO_MESH_COMPRESSION:s[t]=new R(r,this.dracoLoader);break;case o.KHR_TEXTURE_TRANSFORM:s[t]=new C;break;case o.KHR_MESH_QUANTIZATION:s[t]=new P;break;default:e.indexOf(t)>=0&&a[t]}}h.setExtensions(s),h.setPlugins(a),h.parse(n,i)}parseAsync(t,e){const n=this;return new Promise((function(i,r){n.parse(t,e,i,r)}))}}function a(){let t={};return{get:function(e){return t[e]},add:function(e,n){t[e]=n},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const o={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_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",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_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class l{constructor(t){this.parser=t,this.name=o.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const t=this.parser,e=this.parser.json.nodes||[];for(let n=0,i=e.length;n<i;n++){const i=e[n];i.extensions&&i.extensions[this.name]&&void 0!==i.extensions[this.name].light&&t._addNodeRef(this.cache,i.extensions[this.name].light)}}_loadLight(t){const e=this.parser,n="light:"+t;let r=e.cache.get(n);if(r)return r;const s=e.json,a=s.extensions&&s.extensions[this.name]||{},o=a.lights||[],l=o[t];let c;const h=new i["m"](16777215);void 0!==l.color&&h.setRGB(l.color[0],l.color[1],l.color[2],i["M"]);const u=void 0!==l.range?l.range:0;switch(l.type){case"directional":c=new i["p"](h),c.target.position.set(0,0,-1),c.add(c.target);break;case"point":c=new i["kb"](h),c.distance=u;break;case"spot":c=new i["Fb"](h),c.distance=u,l.spot=l.spot||{},l.spot.innerConeAngle=void 0!==l.spot.innerConeAngle?l.spot.innerConeAngle:0,l.spot.outerConeAngle=void 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e=s.baseColorFactor;t.color.setRGB(e[0],e[1],e[2],i["M"]),t.opacity=e[3]}void 0!==s.baseColorTexture&&r.push(n.assignTexture(t,"map",s.baseColorTexture,i["wb"]))}return Promise.all(r)}}class h{constructor(t){this.parser=t,this.name=o.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(t,e){const n=this.parser,i=n.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=i.extensions[this.name].emissiveStrength;return void 0!==r&&(e.emissiveIntensity=r),Promise.resolve()}}class u{constructor(t){this.parser=t,this.name=o.KHR_MATERIALS_CLEARCOAT}getMaterialType(t){const e=this.parser,n=e.json.materials[t];return n.extensions&&n.extensions[this.name]?i["X"]:null}extendMaterialParams(t,e){const n=this.parser,r=n.json.materials[t];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];if(void 0!==a.clearcoatFactor&&(e.clearcoat=a.clearcoatFactor),void 0!==a.clearcoatTexture&&s.push(n.assignTexture(e,"clearcoatMap",a.clearcoatTexture)),void 0!==a.clearcoatRoughnessFactor&&(e.clearcoatRoughness=a.clearcoatRoughnessFactor),void 0!==a.clearcoatRoughnessTexture&&s.push(n.assignTexture(e,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),void 0!==a.clearcoatNormalTexture&&(s.push(n.assignTexture(e,"clearcoatNormalMap",a.clearcoatNormalTexture)),void 0!==a.clearcoatNormalTexture.scale)){const t=a.clearcoatNormalTexture.scale;e.clearcoatNormalScale=new i["Nb"](t,t)}return Promise.all(s)}}class d{constructor(t){this.parser=t,this.name=o.KHR_MATERIALS_IRIDESCENCE}getMaterialType(t){const e=this.parser,n=e.json.materials[t];return n.extensions&&n.extensions[this.name]?i["X"]:null}extendMaterialParams(t,e){const n=this.parser,i=n.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const r=[],s=i.extensions[this.name];return void 0!==s.iridescenceFactor&&(e.iridescence=s.iridescenceFactor),void 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M{constructor(t){this.parser=t,this.name=o.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,n=this.parser,i=n.json,r=i.textures[t];if(!r.extensions||!r.extensions[e])return null;const s=r.extensions[e],a=i.images[s.source];let o=n.textureLoader;if(a.uri){const t=n.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(r){if(r)return n.loadTextureImage(t,s.source,o);if(i.extensionsRequired&&i.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(t)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(t){const e=new Image;e.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class y{constructor(t){this.parser=t,this.name=o.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(t){const 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Image;e.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class S{constructor(t){this.name=o.EXT_MESHOPT_COMPRESSION,this.parser=t}loadBufferView(t){const e=this.parser.json,n=e.bufferViews[t];if(n.extensions&&n.extensions[this.name]){const t=n.extensions[this.name],i=this.parser.getDependency("buffer",t.buffer),r=this.parser.options.meshoptDecoder;if(!r||!r.supported){if(e.extensionsRequired&&e.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return i.then((function(e){const n=t.byteOffset||0,i=t.byteLength||0,s=t.count,a=t.byteStride,o=new Uint8Array(e,n,i);return r.decodeGltfBufferAsync?r.decodeGltfBufferAsync(s,a,o,t.mode,t.filter).then((function(t){return t.buffer})):r.ready.then((function(){const e=new ArrayBuffer(s*a);return r.decodeGltfBuffer(new Uint8Array(e),s,a,o,t.mode,t.filter),e}))}))}return null}}class b{constructor(t){this.name=o.EXT_MESH_GPU_INSTANCING,this.parser=t}createNodeMesh(t){const e=this.parser.json,n=e.nodes[t];if(!n.extensions||!n.extensions[this.name]||void 0===n.mesh)return null;const r=e.meshes[n.mesh];for(const i of r.primitives)if(i.mode!==N.TRIANGLES&&i.mode!==N.TRIANGLE_STRIP&&i.mode!==N.TRIANGLE_FAN&&void 0!==i.mode)return null;const s=n.extensions[this.name],a=s.attributes,o=[],l={};for(const i in a)o.push(this.parser.getDependency("accessor",a[i]).then(t=>(l[i]=t,l[i])));return o.length<1?null:(o.push(this.parser.createNodeMesh(t)),Promise.all(o).then(t=>{const e=t.pop(),n=e.isGroup?e.children:[e],r=t[0].count,s=[];for(const a of n){const t=new i["T"],e=new i["Ob"],n=new i["ob"],o=new i["Ob"](1,1,1),c=new i["z"](a.geometry,a.material,r);for(let i=0;i<r;i++)l.TRANSLATION&&e.fromBufferAttribute(l.TRANSLATION,i),l.ROTATION&&n.fromBufferAttribute(l.ROTATION,i),l.SCALE&&o.fromBufferAttribute(l.SCALE,i),c.setMatrixAt(i,t.compose(e,n,o));for(const r in l)if("_COLOR_0"===r){const t=l[r];c.instanceColor=new i["y"](t.array,t.itemSize,t.normalized)}else"TRANSLATION"!==r&&"ROTATION"!==r&&"SCALE"!==r&&a.geometry.setAttribute(r,l[r]);i["fb"].prototype.copy.call(c,a),this.parser.assignFinalMaterial(c),s.push(c)}return e.isGroup?(e.clear(),e.add(...s),e):s[0]}))}}const E="glTF",T=12,A={JSON:1313821514,BIN:5130562};class w{constructor(t){this.name=o.KHR_BINARY_GLTF,this.content=null,this.body=null;const e=new DataView(t,0,T),n=new TextDecoder;if(this.header={magic:n.decode(new Uint8Array(t.slice(0,4))),version:e.getUint32(4,!0),length:e.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 i=this.header.length-T,r=new DataView(t,T);let s=0;while(s<i){const e=r.getUint32(s,!0);s+=4;const i=r.getUint32(s,!0);if(s+=4,i===A.JSON){const i=new Uint8Array(t,T+s,e);this.content=n.decode(i)}else if(i===A.BIN){const n=T+s;this.body=t.slice(n,n+e)}s+=e}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class R{constructor(t,e){if(!e)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=o.KHR_DRACO_MESH_COMPRESSION,this.json=t,this.dracoLoader=e,this.dracoLoader.preload()}decodePrimitive(t,e){const n=this.json,i=this.dracoLoader,r=t.extensions[this.name].bufferView,s=t.extensions[this.name].attributes,a={},o={},l={};for(const c in s){const t=z[c]||c.toLowerCase();a[t]=s[c]}for(const c in t.attributes){const e=z[c]||c.toLowerCase();if(void 0!==s[c]){const i=n.accessors[t.attributes[c]],r=U[i.componentType];l[e]=r.name,o[e]=!0===i.normalized}}return e.getDependency("bufferView",r).then((function(t){return new Promise((function(e){i.decodeDracoFile(t,(function(t){for(const e in t.attributes){const n=t.attributes[e],i=o[e];void 0!==i&&(n.normalized=i)}e(t)}),a,l)}))}))}}class C{constructor(){this.name=o.KHR_TEXTURE_TRANSFORM}extendTexture(t,e){return void 0!==e.texCoord&&e.texCoord!==t.channel||void 0!==e.offset||void 0!==e.rotation||void 0!==e.scale?(t=t.clone(),void 0!==e.texCoord&&(t.channel=e.texCoord),void 0!==e.offset&&t.offset.fromArray(e.offset),void 0!==e.rotation&&(t.rotation=e.rotation),void 0!==e.scale&&t.repeat.fromArray(e.scale),t.needsUpdate=!0,t):t}}class P{constructor(){this.name=o.KHR_MESH_QUANTIZATION}}class L extends i["C"]{constructor(t,e,n,i){super(t,e,n,i)}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i*3+i;for(let s=0;s!==i;s++)e[s]=n[r+s];return e}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,c=i-e,h=(n-e)/c,u=h*h,d=u*h,p=t*l,f=p-l,m=-2*d+3*u,g=d-u,_=1-m,v=g-u+h;for(let x=0;x!==a;x++){const t=s[f+x+a],e=s[f+x+o]*c,n=s[p+x+a],i=s[p+x]*c;r[x]=_*t+v*e+m*n+g*i}return r}}const D=new i["ob"];class I extends L{interpolate_(t,e,n,i){const r=super.interpolate_(t,e,n,i);return D.fromArray(r).normalize().toArray(r),r}}const N={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},U={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},O={9728:i["ab"],9729:i["J"],9984:i["cb"],9985:i["L"],9986:i["bb"],9987:i["K"]},F={33071:i["k"],33648:i["Z"],10497:i["vb"]},B={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},z={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},k={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},V={CUBICSPLINE:void 0,LINEAR:i["E"],STEP:i["D"]},H={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function G(t){return void 0===t["DefaultMaterial"]&&(t["DefaultMaterial"]=new i["Y"]({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:i["u"]})),t["DefaultMaterial"]}function W(t,e,n){for(const i in n.extensions)void 0===t[i]&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[i]=n.extensions[i])}function X(t,e){void 0!==e.extras&&"object"===typeof e.extras&&Object.assign(t.userData,e.extras)}function j(t,e,n){let i=!1,r=!1,s=!1;for(let c=0,h=e.length;c<h;c++){const t=e[c];if(void 0!==t.POSITION&&(i=!0),void 0!==t.NORMAL&&(r=!0),void 0!==t.COLOR_0&&(s=!0),i&&r&&s)break}if(!i&&!r&&!s)return Promise.resolve(t);const a=[],o=[],l=[];for(let c=0,h=e.length;c<h;c++){const h=e[c];if(i){const e=void 0!==h.POSITION?n.getDependency("accessor",h.POSITION):t.attributes.position;a.push(e)}if(r){const e=void 0!==h.NORMAL?n.getDependency("accessor",h.NORMAL):t.attributes.normal;o.push(e)}if(s){const e=void 0!==h.COLOR_0?n.getDependency("accessor",h.COLOR_0):t.attributes.color;l.push(e)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l)]).then((function(e){const n=e[0],a=e[1],o=e[2];return i&&(t.morphAttributes.position=n),r&&(t.morphAttributes.normal=a),s&&(t.morphAttributes.color=o),t.morphTargetsRelative=!0,t}))}function Y(t,e){if(t.updateMorphTargets(),void 0!==e.weights)for(let n=0,i=e.weights.length;n<i;n++)t.morphTargetInfluences[n]=e.weights[n];if(e.extras&&Array.isArray(e.extras.targetNames)){const n=e.extras.targetNames;if(t.morphTargetInfluences.length===n.length){t.morphTargetDictionary={};for(let e=0,i=n.length;e<i;e++)t.morphTargetDictionary[n[e]]=e}}}function q(t){let e;const n=t.extensions&&t.extensions[o.KHR_DRACO_MESH_COMPRESSION];if(e=n?"draco:"+n.bufferView+":"+n.indices+":"+K(n.attributes):t.indices+":"+K(t.attributes)+":"+t.mode,void 0!==t.targets)for(let i=0,r=t.targets.length;i<r;i++)e+=":"+K(t.targets[i]);return e}function K(t){let e="";const n=Object.keys(t).sort();for(let i=0,r=n.length;i<r;i++)e+=n[i]+":"+t[n[i]]+";";return e}function $(t){switch(t){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}function Z(t){return t.search(/\.jpe?g($|\?)/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"}const J=new i["T"];class Q{constructor(t={},e={}){this.json=t,this.extensions={},this.plugins={},this.options=e,this.cache=new a,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let n=!1,r=!1,s=-1;"undefined"!==typeof navigator&&(n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),r=navigator.userAgent.indexOf("Firefox")>-1,s=r?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"===typeof createImageBitmap||n||r&&s<98?this.textureLoader=new i["Ib"](this.options.manager):this.textureLoader=new i["x"](this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new i["s"](this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(t){this.extensions=t}setPlugins(t){this.plugins=t}parse(t,e){const n=this,i=this.json,r=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll((function(t){return t._markDefs&&t._markDefs()})),Promise.all(this._invokeAll((function(t){return t.beforeRoot&&t.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(e){const s={scene:e[0][i.scene||0],scenes:e[0],animations:e[1],cameras:e[2],asset:i.asset,parser:n,userData:{}};return W(r,s,i),X(s,i),Promise.all(n._invokeAll((function(t){return t.afterRoot&&t.afterRoot(s)}))).then((function(){t(s)}))})).catch(e)}_markDefs(){const t=this.json.nodes||[],e=this.json.skins||[],n=this.json.meshes||[];for(let i=0,r=e.length;i<r;i++){const n=e[i].joints;for(let e=0,i=n.length;e<i;e++)t[n[e]].isBone=!0}for(let i=0,r=t.length;i<r;i++){const e=t[i];void 0!==e.mesh&&(this._addNodeRef(this.meshCache,e.mesh),void 0!==e.skin&&(n[e.mesh].isSkinnedMesh=!0)),void 0!==e.camera&&this._addNodeRef(this.cameraCache,e.camera)}}_addNodeRef(t,e){void 0!==e&&(void 0===t.refs[e]&&(t.refs[e]=t.uses[e]=0),t.refs[e]++)}_getNodeRef(t,e,n){if(t.refs[e]<=1)return n;const i=n.clone(),r=(t,e)=>{const n=this.associations.get(t);null!=n&&this.associations.set(e,n);for(const[i,s]of t.children.entries())r(s,e.children[i])};return r(n,i),i.name+="_instance_"+t.uses[e]++,i}_invokeOne(t){const e=Object.values(this.plugins);e.push(this);for(let n=0;n<e.length;n++){const i=t(e[n]);if(i)return i}return null}_invokeAll(t){const e=Object.values(this.plugins);e.unshift(this);const n=[];for(let i=0;i<e.length;i++){const r=t(e[i]);r&&n.push(r)}return n}getDependency(t,e){const n=t+":"+e;let i=this.cache.get(n);if(!i){switch(t){case"scene":i=this.loadScene(e);break;case"node":i=this._invokeOne((function(t){return t.loadNode&&t.loadNode(e)}));break;case"mesh":i=this._invokeOne((function(t){return t.loadMesh&&t.loadMesh(e)}));break;case"accessor":i=this.loadAccessor(e);break;case"bufferView":i=this._invokeOne((function(t){return t.loadBufferView&&t.loadBufferView(e)}));break;case"buffer":i=this.loadBuffer(e);break;case"material":i=this._invokeOne((function(t){return t.loadMaterial&&t.loadMaterial(e)}));break;case"texture":i=this._invokeOne((function(t){return t.loadTexture&&t.loadTexture(e)}));break;case"skin":i=this.loadSkin(e);break;case"animation":i=this._invokeOne((function(t){return t.loadAnimation&&t.loadAnimation(e)}));break;case"camera":i=this.loadCamera(e);break;default:if(i=this._invokeOne((function(n){return n!=this&&n.getDependency&&n.getDependency(t,e)})),!i)throw new Error("Unknown type: "+t);break}this.cache.add(n,i)}return i}getDependencies(t){let e=this.cache.get(t);if(!e){const n=this,i=this.json[t+("mesh"===t?"es":"s")]||[];e=Promise.all(i.map((function(e,i){return n.getDependency(t,i)}))),this.cache.add(t,e)}return e}loadBuffer(t){const e=this.json.buffers[t],n=this.fileLoader;if(e.type&&"arraybuffer"!==e.type)throw new Error("THREE.GLTFLoader: "+e.type+" buffer type is not supported.");if(void 0===e.uri&&0===t)return Promise.resolve(this.extensions[o.KHR_BINARY_GLTF].body);const r=this.options;return new Promise((function(t,s){n.load(i["P"].resolveURL(e.uri,r.path),t,void 0,(function(){s(new Error('THREE.GLTFLoader: Failed to load buffer "'+e.uri+'".'))}))}))}loadBufferView(t){const e=this.json.bufferViews[t];return this.getDependency("buffer",e.buffer).then((function(t){const n=e.byteLength||0,i=e.byteOffset||0;return t.slice(i,i+n)}))}loadAccessor(t){const e=this,n=this.json,r=this.json.accessors[t];if(void 0===r.bufferView&&void 0===r.sparse){const t=B[r.type],e=U[r.componentType],n=!0===r.normalized,s=new e(r.count*t);return Promise.resolve(new i["g"](s,t,n))}const s=[];return void 0!==r.bufferView?s.push(this.getDependency("bufferView",r.bufferView)):s.push(null),void 0!==r.sparse&&(s.push(this.getDependency("bufferView",r.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",r.sparse.values.bufferView))),Promise.all(s).then((function(t){const s=t[0],a=B[r.type],o=U[r.componentType],l=o.BYTES_PER_ELEMENT,c=l*a,h=r.byteOffset||0,u=void 0!==r.bufferView?n.bufferViews[r.bufferView].byteStride:void 0,d=!0===r.normalized;let p,f;if(u&&u!==c){const t=Math.floor(h/u),n="InterleavedBuffer:"+r.bufferView+":"+r.componentType+":"+t+":"+r.count;let c=e.cache.get(n);c||(p=new o(s,t*u,r.count*u/l),c=new i["A"](p,u/l),e.cache.add(n,c)),f=new i["B"](c,a,h%u/l,d)}else p=null===s?new o(r.count*a):new o(s,h,r.count*a),f=new i["g"](p,a,d);if(void 0!==r.sparse){const e=B.SCALAR,n=U[r.sparse.indices.componentType],l=r.sparse.indices.byteOffset||0,c=r.sparse.values.byteOffset||0,h=new n(t[1],l,r.sparse.count*e),u=new o(t[2],c,r.sparse.count*a);null!==s&&(f=new i["g"](f.array.slice(),f.itemSize,f.normalized));for(let t=0,i=h.length;t<i;t++){const e=h[t];if(f.setX(e,u[t*a]),a>=2&&f.setY(e,u[t*a+1]),a>=3&&f.setZ(e,u[t*a+2]),a>=4&&f.setW(e,u[t*a+3]),a>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return f}))}loadTexture(t){const e=this.json,n=this.options,i=e.textures[t],r=i.source,s=e.images[r];let a=this.textureLoader;if(s.uri){const t=n.manager.getHandler(s.uri);null!==t&&(a=t)}return this.loadTextureImage(t,r,a)}loadTextureImage(t,e,n){const r=this,s=this.json,a=s.textures[t],o=s.images[e],l=(o.uri||o.bufferView)+":"+a.sampler;if(this.textureCache[l])return this.textureCache[l];const c=this.loadImageSource(e,n).then((function(e){e.flipY=!1,e.name=a.name||o.name||"",""===e.name&&"string"===typeof o.uri&&!1===o.uri.startsWith("data:image/")&&(e.name=o.uri);const n=s.samplers||{},l=n[a.sampler]||{};return e.magFilter=O[l.magFilter]||i["J"],e.minFilter=O[l.minFilter]||i["K"],e.wrapS=F[l.wrapS]||i["vb"],e.wrapT=F[l.wrapT]||i["vb"],r.associations.set(e,{textures:t}),e})).catch((function(){return null}));return this.textureCache[l]=c,c}loadImageSource(t,e){const n=this,r=this.json,s=this.options;if(void 0!==this.sourceCache[t])return this.sourceCache[t].then(t=>t.clone());const a=r.images[t],o=self.URL||self.webkitURL;let l=a.uri||"",c=!1;if(void 0!==a.bufferView)l=n.getDependency("bufferView",a.bufferView).then((function(t){c=!0;const e=new Blob([t],{type:a.mimeType});return l=o.createObjectURL(e),l}));else if(void 0===a.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");const h=Promise.resolve(l).then((function(t){return new Promise((function(n,r){let a=n;!0===e.isImageBitmapLoader&&(a=function(t){const e=new i["Hb"](t);e.needsUpdate=!0,n(e)}),e.load(i["P"].resolveURL(t,s.path),a,void 0,r)}))})).then((function(t){return!0===c&&o.revokeObjectURL(l),t.userData.mimeType=a.mimeType||Z(a.uri),t})).catch((function(t){throw t}));return this.sourceCache[t]=h,h}assignTexture(t,e,n,i){const r=this;return this.getDependency("texture",n.index).then((function(s){if(!s)return null;if(void 0!==n.texCoord&&n.texCoord>0&&(s=s.clone(),s.channel=n.texCoord),r.extensions[o.KHR_TEXTURE_TRANSFORM]){const t=void 0!==n.extensions?n.extensions[o.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=r.associations.get(s);s=r.extensions[o.KHR_TEXTURE_TRANSFORM].extendTexture(s,t),r.associations.set(s,e)}}return void 0!==i&&(s.colorSpace=i),t[e]=s,s}))}assignFinalMaterial(t){const e=t.geometry;let n=t.material;const r=void 0===e.attributes.tangent,s=void 0!==e.attributes.color,a=void 0===e.attributes.normal;if(t.isPoints){const t="PointsMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new i["mb"],i["R"].prototype.copy.call(e,n),e.color.copy(n.color),e.map=n.map,e.sizeAttenuation=!1,this.cache.add(t,e)),n=e}else if(t.isLine){const t="LineBasicMaterial:"+n.uuid;let e=this.cache.get(t);e||(e=new i["G"],i["R"].prototype.copy.call(e,n),e.color.copy(n.color),e.map=n.map,this.cache.add(t,e)),n=e}if(r||s||a){let t="ClonedMaterial:"+n.uuid+":";r&&(t+="derivative-tangents:"),s&&(t+="vertex-colors:"),a&&(t+="flat-shading:");let e=this.cache.get(t);e||(e=n.clone(),s&&(e.vertexColors=!0),a&&(e.flatShading=!0),r&&(e.normalScale&&(e.normalScale.y*=-1),e.clearcoatNormalScale&&(e.clearcoatNormalScale.y*=-1)),this.cache.add(t,e),this.associations.set(e,this.associations.get(n))),n=e}t.material=n}getMaterialType(){return i["Y"]}loadMaterial(t){const e=this,n=this.json,r=this.extensions,s=n.materials[t];let a;const l={},c=s.extensions||{},h=[];if(c[o.KHR_MATERIALS_UNLIT]){const t=r[o.KHR_MATERIALS_UNLIT];a=t.getMaterialType(),h.push(t.extendParams(l,s,e))}else{const n=s.pbrMetallicRoughness||{};if(l.color=new i["m"](1,1,1),l.opacity=1,Array.isArray(n.baseColorFactor)){const t=n.baseColorFactor;l.color.setRGB(t[0],t[1],t[2],i["M"]),l.opacity=t[3]}void 0!==n.baseColorTexture&&h.push(e.assignTexture(l,"map",n.baseColorTexture,i["wb"])),l.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,l.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(h.push(e.assignTexture(l,"metalnessMap",n.metallicRoughnessTexture)),h.push(e.assignTexture(l,"roughnessMap",n.metallicRoughnessTexture))),a=this._invokeOne((function(e){return e.getMaterialType&&e.getMaterialType(t)})),h.push(Promise.all(this._invokeAll((function(e){return e.extendMaterialParams&&e.extendMaterialParams(t,l)}))))}!0===s.doubleSided&&(l.side=i["q"]);const u=s.alphaMode||H.OPAQUE;if(u===H.BLEND?(l.transparent=!0,l.depthWrite=!1):(l.transparent=!1,u===H.MASK&&(l.alphaTest=void 0!==s.alphaCutoff?s.alphaCutoff:.5)),void 0!==s.normalTexture&&a!==i["V"]&&(h.push(e.assignTexture(l,"normalMap",s.normalTexture)),l.normalScale=new i["Nb"](1,1),void 0!==s.normalTexture.scale)){const t=s.normalTexture.scale;l.normalScale.set(t,t)}if(void 0!==s.occlusionTexture&&a!==i["V"]&&(h.push(e.assignTexture(l,"aoMap",s.occlusionTexture)),void 0!==s.occlusionTexture.strength&&(l.aoMapIntensity=s.occlusionTexture.strength)),void 0!==s.emissiveFactor&&a!==i["V"]){const t=s.emissiveFactor;l.emissive=(new i["m"]).setRGB(t[0],t[1],t[2],i["M"])}return void 0!==s.emissiveTexture&&a!==i["V"]&&h.push(e.assignTexture(l,"emissiveMap",s.emissiveTexture,i["wb"])),Promise.all(h).then((function(){const n=new a(l);return s.name&&(n.name=s.name),X(n,s),e.associations.set(n,{materials:t}),s.extensions&&W(r,n,s),n}))}createUniqueName(t){const e=i["nb"].sanitizeNodeName(t||"");return e in this.nodeNamesUsed?e+"_"+ ++this.nodeNamesUsed[e]:(this.nodeNamesUsed[e]=0,e)}loadGeometries(t){const e=this,n=this.extensions,r=this.primitiveCache;function s(t){return n[o.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(n){return et(n,t,e)}))}const a=[];for(let l=0,c=t.length;l<c;l++){const n=t[l],c=q(n),h=r[c];if(h)a.push(h.promise);else{let t;t=n.extensions&&n.extensions[o.KHR_DRACO_MESH_COMPRESSION]?s(n):et(new i["h"],n,e),r[c]={primitive:n,promise:t},a.push(t)}}return Promise.all(a)}loadMesh(t){const e=this,n=this.json,s=this.extensions,a=n.meshes[t],o=a.primitives,l=[];for(let i=0,r=o.length;i<r;i++){const t=void 0===o[i].material?G(this.cache):this.getDependency("material",o[i].material);l.push(t)}return l.push(e.loadGeometries(o)),Promise.all(l).then((function(n){const l=n.slice(0,n.length-1),c=n[n.length-1],h=[];for(let d=0,p=c.length;d<p;d++){const n=c[d],u=o[d];let p;const f=l[d];if(u.mode===N.TRIANGLES||u.mode===N.TRIANGLE_STRIP||u.mode===N.TRIANGLE_FAN||void 0===u.mode)p=!0===a.isSkinnedMesh?new i["Bb"](n,f):new i["U"](n,f),!0===p.isSkinnedMesh&&p.normalizeSkinWeights(),u.mode===N.TRIANGLE_STRIP?p.geometry=r(p.geometry,i["Kb"]):u.mode===N.TRIANGLE_FAN&&(p.geometry=r(p.geometry,i["Jb"]));else if(u.mode===N.LINES)p=new i["I"](n,f);else if(u.mode===N.LINE_STRIP)p=new i["F"](n,f);else if(u.mode===N.LINE_LOOP)p=new i["H"](n,f);else{if(u.mode!==N.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+u.mode);p=new i["lb"](n,f)}Object.keys(p.geometry.morphAttributes).length>0&&Y(p,a),p.name=e.createUniqueName(a.name||"mesh_"+t),X(p,a),u.extensions&&W(s,p,u),e.assignFinalMaterial(p),h.push(p)}for(let i=0,r=h.length;i<r;i++)e.associations.set(h[i],{meshes:t,primitives:i});if(1===h.length)return a.extensions&&W(s,h[0],a),h[0];const u=new i["v"];a.extensions&&W(s,u,a),e.associations.set(u,{meshes:t});for(let t=0,e=h.length;t<e;t++)u.add(h[t]);return u}))}loadCamera(t){let e;const n=this.json.cameras[t],r=n[n.type];if(r)return"perspective"===n.type?e=new i["hb"](i["S"].radToDeg(r.yfov),r.aspectRatio||1,r.znear||1,r.zfar||2e6):"orthographic"===n.type&&(e=new i["gb"](-r.xmag,r.xmag,r.ymag,-r.ymag,r.znear,r.zfar)),n.name&&(e.name=this.createUniqueName(n.name)),X(e,n),Promise.resolve(e)}loadSkin(t){const e=this.json.skins[t],n=[];for(let i=0,r=e.joints.length;i<r;i++)n.push(this._loadNodeShallow(e.joints[i]));return void 0!==e.inverseBindMatrices?n.push(this.getDependency("accessor",e.inverseBindMatrices)):n.push(null),Promise.all(n).then((function(t){const e=t.pop(),n=t,r=[],s=[];for(let a=0,o=n.length;a<o;a++){const t=n[a];if(t){r.push(t);const n=new i["T"];null!==e&&n.fromArray(e.array,16*a),s.push(n)}}return new i["Ab"](r,s)}))}loadAnimation(t){const e=this.json,n=this,r=e.animations[t],s=r.name?r.name:"animation_"+t,a=[],o=[],l=[],c=[],h=[];for(let i=0,u=r.channels.length;i<u;i++){const t=r.channels[i],e=r.samplers[t.sampler],n=t.target,s=n.node,u=void 0!==r.parameters?r.parameters[e.input]:e.input,d=void 0!==r.parameters?r.parameters[e.output]:e.output;void 0!==n.node&&(a.push(this.getDependency("node",s)),o.push(this.getDependency("accessor",u)),l.push(this.getDependency("accessor",d)),c.push(e),h.push(n))}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l),Promise.all(c),Promise.all(h)]).then((function(t){const e=t[0],r=t[1],a=t[2],o=t[3],l=t[4],c=[];for(let i=0,s=e.length;i<s;i++){const t=e[i],s=r[i],h=a[i],u=o[i],d=l[i];if(void 0===t)continue;t.updateMatrix&&t.updateMatrix();const p=n._createAnimationTracks(t,s,h,u,d);if(p)for(let e=0;e<p.length;e++)c.push(p[e])}return new i["d"](s,void 0,c)}))}createNodeMesh(t){const e=this.json,n=this,i=e.nodes[t];return void 0===i.mesh?null:n.getDependency("mesh",i.mesh).then((function(t){const e=n._getNodeRef(n.meshCache,i.mesh,t);return void 0!==i.weights&&e.traverse((function(t){if(t.isMesh)for(let e=0,n=i.weights.length;e<n;e++)t.morphTargetInfluences[e]=i.weights[e]})),e}))}loadNode(t){const e=this.json,n=this,i=e.nodes[t],r=n._loadNodeShallow(t),s=[],a=i.children||[];for(let l=0,c=a.length;l<c;l++)s.push(n.getDependency("node",a[l]));const o=void 0===i.skin?Promise.resolve(null):n.getDependency("skin",i.skin);return Promise.all([r,Promise.all(s),o]).then((function(t){const e=t[0],n=t[1],i=t[2];null!==i&&e.traverse((function(t){t.isSkinnedMesh&&t.bind(i,J)}));for(let r=0,s=n.length;r<s;r++)e.add(n[r]);return e}))}_loadNodeShallow(t){const e=this.json,n=this.extensions,r=this;if(void 0!==this.nodeCache[t])return this.nodeCache[t];const s=e.nodes[t],a=s.name?r.createUniqueName(s.name):"",o=[],l=r._invokeOne((function(e){return e.createNodeMesh&&e.createNodeMesh(t)}));return l&&o.push(l),void 0!==s.camera&&o.push(r.getDependency("camera",s.camera).then((function(t){return r._getNodeRef(r.cameraCache,s.camera,t)}))),r._invokeAll((function(e){return e.createNodeAttachment&&e.createNodeAttachment(t)})).forEach((function(t){o.push(t)})),this.nodeCache[t]=Promise.all(o).then((function(e){let o;if(o=!0===s.isBone?new i["e"]:e.length>1?new i["v"]:1===e.length?e[0]:new i["fb"],o!==e[0])for(let t=0,n=e.length;t<n;t++)o.add(e[t]);if(s.name&&(o.userData.name=s.name,o.name=a),X(o,s),s.extensions&&W(n,o,s),void 0!==s.matrix){const t=new i["T"];t.fromArray(s.matrix),o.applyMatrix4(t)}else void 0!==s.translation&&o.position.fromArray(s.translation),void 0!==s.rotation&&o.quaternion.fromArray(s.rotation),void 0!==s.scale&&o.scale.fromArray(s.scale);return r.associations.has(o)||r.associations.set(o,{}),r.associations.get(o).nodes=t,o})),this.nodeCache[t]}loadScene(t){const e=this.extensions,n=this.json.scenes[t],r=this,s=new i["v"];n.name&&(s.name=r.createUniqueName(n.name)),X(s,n),n.extensions&&W(e,s,n);const a=n.nodes||[],o=[];for(let i=0,l=a.length;i<l;i++)o.push(r.getDependency("node",a[i]));return Promise.all(o).then((function(t){for(let n=0,i=t.length;n<i;n++)s.add(t[n]);const e=t=>{const e=new Map;for(const[n,s]of r.associations)(n instanceof i["R"]||n instanceof i["Hb"])&&e.set(n,s);return t.traverse(t=>{const n=r.associations.get(t);null!=n&&e.set(t,n)}),e};return r.associations=e(s),s}))}_createAnimationTracks(t,e,n,r,s){const a=[],o=t.name?t.name:t.uuid,l=[];let c;switch(k[s.path]===k.weights?t.traverse((function(t){t.morphTargetInfluences&&l.push(t.name?t.name:t.uuid)})):l.push(o),k[s.path]){case k.weights:c=i["eb"];break;case k.rotation:c=i["pb"];break;case k.position:case k.scale:c=i["Pb"];break;default:switch(n.itemSize){case 1:c=i["eb"];break;case 2:case 3:default:c=i["Pb"];break}break}const h=void 0!==r.interpolation?V[r.interpolation]:i["E"],u=this._getArrayFromAccessor(n);for(let i=0,d=l.length;i<d;i++){const t=new c(l[i]+"."+k[s.path],e.array,u,h);"CUBICSPLINE"===r.interpolation&&this._createCubicSplineTrackInterpolant(t),a.push(t)}return a}_getArrayFromAccessor(t){let e=t.array;if(t.normalized){const t=$(e.constructor),n=new Float32Array(e.length);for(let i=0,r=e.length;i<r;i++)n[i]=e[i]*t;e=n}return e}_createCubicSplineTrackInterpolant(t){t.createInterpolant=function(t){const e=this instanceof i["pb"]?I:L;return new e(this.times,this.values,this.getValueSize()/3,t)},t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function tt(t,e,n){const r=e.attributes,s=new i["f"];if(void 0===r.POSITION)return;{const t=n.json.accessors[r.POSITION],e=t.min,a=t.max;if(void 0===e||void 0===a)return;if(s.set(new i["Ob"](e[0],e[1],e[2]),new i["Ob"](a[0],a[1],a[2])),t.normalized){const e=$(U[t.componentType]);s.min.multiplyScalar(e),s.max.multiplyScalar(e)}}const a=e.targets;if(void 0!==a){const t=new i["Ob"],e=new i["Ob"];for(let i=0,r=a.length;i<r;i++){const r=a[i];if(void 0!==r.POSITION){const i=n.json.accessors[r.POSITION],s=i.min,a=i.max;if(void 0!==s&&void 0!==a){if(e.setX(Math.max(Math.abs(s[0]),Math.abs(a[0]))),e.setY(Math.max(Math.abs(s[1]),Math.abs(a[1]))),e.setZ(Math.max(Math.abs(s[2]),Math.abs(a[2]))),i.normalized){const t=$(U[i.componentType]);e.multiplyScalar(t)}t.max(e)}}}s.expandByVector(t)}t.boundingBox=s;const o=new i["Cb"];s.getCenter(o.center),o.radius=s.min.distanceTo(s.max)/2,t.boundingSphere=o}function et(t,e,n){const r=e.attributes,s=[];function a(e,i){return n.getDependency("accessor",e).then((function(e){t.setAttribute(i,e)}))}for(const i in r){const e=z[i]||i.toLowerCase();e in t.attributes||s.push(a(r[i],e))}if(void 0!==e.indices&&!t.index){const i=n.getDependency("accessor",e.indices).then((function(e){t.setIndex(e)}));s.push(i)}return i["n"].workingColorSpace,i["M"],X(t,e),tt(t,e,n),Promise.all(s).then((function(){return void 0!==e.targets?j(t,e.targets,n):t}))}},"360d":function(t,e,n){"use strict";n.d(e,"a",(function(){return s}));var i=n("5a89"),r=n("1b53");class s extends r["b"]{constructor(t,e){super(),this.textureID=void 0!==e?e:"tDiffuse",t instanceof i["zb"]?(this.uniforms=t.uniforms,this.material=t):t&&(this.uniforms=i["Mb"].clone(t.uniforms),this.material=new i["zb"]({name:void 0!==t.name?t.name:"unspecified",defines:Object.assign({},t.defines),uniforms:this.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader})),this.fsQuad=new r["a"](this.material)}render(t,e,n){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=n.texture),this.fsQuad.material=this.material,this.renderToScreen?(t.setRenderTarget(null),this.fsQuad.render(t)):(t.setRenderTarget(e),this.clear&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),this.fsQuad.render(t))}dispose(){this.material.dispose(),this.fsQuad.dispose()}}},4721:function(t,e,n){"use strict";n.d(e,"a",(function(){return h}));var i=n("5a89");const r={type:"change"},s={type:"start"},a={type:"end"},o=new i["sb"],l=new i["ib"],c=Math.cos(70*i["S"].DEG2RAD);class h extends i["r"]{constructor(t,e){super(),this.object=t,this.domElement=e,this.domElement.style.touchAction="none",this.enabled=!0,this.target=new i["Ob"],this.cursor=new i["Ob"],this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:i["Q"].ROTATE,MIDDLE:i["Q"].DOLLY,RIGHT:i["Q"].PAN},this.touches={ONE:i["Gb"].ROTATE,TWO:i["Gb"].DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this.getPolarAngle=function(){return p.phi},this.getAzimuthalAngle=function(){return p.theta},this.getDistance=function(){return this.object.position.distanceTo(this.target)},this.listenToKeyEvents=function(t){t.addEventListener("keydown",dt),this._domElementKeyEvents=t},this.stopListenToKeyEvents=function(){this._domElementKeyEvents.removeEventListener("keydown",dt),this._domElementKeyEvents=null},this.saveState=function(){n.target0.copy(n.target),n.position0.copy(n.object.position),n.zoom0=n.object.zoom},this.reset=function(){n.target.copy(n.target0),n.object.position.copy(n.position0),n.object.zoom=n.zoom0,n.object.updateProjectionMatrix(),n.dispatchEvent(r),n.update(),u=h.NONE},this.update=function(){const e=new i["Ob"],s=(new i["ob"]).setFromUnitVectors(t.up,new i["Ob"](0,1,0)),a=s.clone().invert(),_=new i["Ob"],v=new i["ob"],x=new i["Ob"],M=2*Math.PI;return function(y=null){const S=n.object.position;e.copy(S).sub(n.target),e.applyQuaternion(s),p.setFromVector3(e),n.autoRotate&&u===h.NONE&&I(L(y)),n.enableDamping?(p.theta+=f.theta*n.dampingFactor,p.phi+=f.phi*n.dampingFactor):(p.theta+=f.theta,p.phi+=f.phi);let b=n.minAzimuthAngle,E=n.maxAzimuthAngle;isFinite(b)&&isFinite(E)&&(b<-Math.PI?b+=M:b>Math.PI&&(b-=M),E<-Math.PI?E+=M:E>Math.PI&&(E-=M),p.theta=b<=E?Math.max(b,Math.min(E,p.theta)):p.theta>(b+E)/2?Math.max(b,p.theta):Math.min(E,p.theta)),p.phi=Math.max(n.minPolarAngle,Math.min(n.maxPolarAngle,p.phi)),p.makeSafe(),!0===n.enableDamping?n.target.addScaledVector(g,n.dampingFactor):n.target.add(g),n.target.sub(n.cursor),n.target.clampLength(n.minTargetRadius,n.maxTargetRadius),n.target.add(n.cursor),n.zoomToCursor&&R||n.object.isOrthographicCamera?p.radius=V(p.radius):p.radius=V(p.radius*m),e.setFromSpherical(p),e.applyQuaternion(a),S.copy(n.target).add(e),n.object.lookAt(n.target),!0===n.enableDamping?(f.theta*=1-n.dampingFactor,f.phi*=1-n.dampingFactor,g.multiplyScalar(1-n.dampingFactor)):(f.set(0,0,0),g.set(0,0,0));let T=!1;if(n.zoomToCursor&&R){let r=null;if(n.object.isPerspectiveCamera){const t=e.length();r=V(t*m);const i=t-r;n.object.position.addScaledVector(A,i),n.object.updateMatrixWorld()}else if(n.object.isOrthographicCamera){const t=new i["Ob"](w.x,w.y,0);t.unproject(n.object),n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom/m)),n.object.updateProjectionMatrix(),T=!0;const s=new i["Ob"](w.x,w.y,0);s.unproject(n.object),n.object.position.sub(s).add(t),n.object.updateMatrixWorld(),r=e.length()}else n.zoomToCursor=!1;null!==r&&(this.screenSpacePanning?n.target.set(0,0,-1).transformDirection(n.object.matrix).multiplyScalar(r).add(n.object.position):(o.origin.copy(n.object.position),o.direction.set(0,0,-1).transformDirection(n.object.matrix),Math.abs(n.object.up.dot(o.direction))<c?t.lookAt(n.target):(l.setFromNormalAndCoplanarPoint(n.object.up,n.target),o.intersectPlane(l,n.target))))}else n.object.isOrthographicCamera&&(n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom/m)),n.object.updateProjectionMatrix(),T=!0);return m=1,R=!1,!!(T||_.distanceToSquared(n.object.position)>d||8*(1-v.dot(n.object.quaternion))>d||x.distanceToSquared(n.target)>0)&&(n.dispatchEvent(r),_.copy(n.object.position),v.copy(n.object.quaternion),x.copy(n.target),T=!1,!0)}}(),this.dispose=function(){n.domElement.removeEventListener("contextmenu",mt),n.domElement.removeEventListener("pointerdown",at),n.domElement.removeEventListener("pointercancel",lt),n.domElement.removeEventListener("wheel",ut),n.domElement.removeEventListener("pointermove",ot),n.domElement.removeEventListener("pointerup",lt),null!==n._domElementKeyEvents&&(n._domElementKeyEvents.removeEventListener("keydown",dt),n._domElementKeyEvents=null)};const n=this,h={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6};let u=h.NONE;const d=1e-6,p=new i["Eb"],f=new i["Eb"];let m=1;const g=new i["Ob"],_=new i["Nb"],v=new i["Nb"],x=new i["Nb"],M=new i["Nb"],y=new i["Nb"],S=new i["Nb"],b=new i["Nb"],E=new i["Nb"],T=new i["Nb"],A=new i["Ob"],w=new i["Nb"];let R=!1;const C=[],P={};function L(t){return null!==t?2*Math.PI/60*n.autoRotateSpeed*t:2*Math.PI/60/60*n.autoRotateSpeed}function D(){return Math.pow(.95,n.zoomSpeed)}function I(t){f.theta-=t}function N(t){f.phi-=t}const U=function(){const t=new i["Ob"];return function(e,n){t.setFromMatrixColumn(n,0),t.multiplyScalar(-e),g.add(t)}}(),O=function(){const t=new i["Ob"];return function(e,i){!0===n.screenSpacePanning?t.setFromMatrixColumn(i,1):(t.setFromMatrixColumn(i,0),t.crossVectors(n.object.up,t)),t.multiplyScalar(e),g.add(t)}}(),F=function(){const t=new i["Ob"];return function(e,i){const r=n.domElement;if(n.object.isPerspectiveCamera){const s=n.object.position;t.copy(s).sub(n.target);let a=t.length();a*=Math.tan(n.object.fov/2*Math.PI/180),U(2*e*a/r.clientHeight,n.object.matrix),O(2*i*a/r.clientHeight,n.object.matrix)}else n.object.isOrthographicCamera?(U(e*(n.object.right-n.object.left)/n.object.zoom/r.clientWidth,n.object.matrix),O(i*(n.object.top-n.object.bottom)/n.object.zoom/r.clientHeight,n.object.matrix)):n.enablePan=!1}}();function B(t){n.object.isPerspectiveCamera||n.object.isOrthographicCamera?m/=t:n.enableZoom=!1}function z(t){n.object.isPerspectiveCamera||n.object.isOrthographicCamera?m*=t:n.enableZoom=!1}function k(t){if(!n.zoomToCursor)return;R=!0;const e=n.domElement.getBoundingClientRect(),i=t.clientX-e.left,r=t.clientY-e.top,s=e.width,a=e.height;w.x=i/s*2-1,w.y=-r/a*2+1,A.set(w.x,w.y,1).unproject(n.object).sub(n.object.position).normalize()}function V(t){return Math.max(n.minDistance,Math.min(n.maxDistance,t))}function H(t){_.set(t.clientX,t.clientY)}function G(t){k(t),b.set(t.clientX,t.clientY)}function W(t){M.set(t.clientX,t.clientY)}function X(t){v.set(t.clientX,t.clientY),x.subVectors(v,_).multiplyScalar(n.rotateSpeed);const e=n.domElement;I(2*Math.PI*x.x/e.clientHeight),N(2*Math.PI*x.y/e.clientHeight),_.copy(v),n.update()}function j(t){E.set(t.clientX,t.clientY),T.subVectors(E,b),T.y>0?B(D()):T.y<0&&z(D()),b.copy(E),n.update()}function Y(t){y.set(t.clientX,t.clientY),S.subVectors(y,M).multiplyScalar(n.panSpeed),F(S.x,S.y),M.copy(y),n.update()}function q(t){k(t),t.deltaY<0?z(D()):t.deltaY>0&&B(D()),n.update()}function K(t){let e=!1;switch(t.code){case n.keys.UP:t.ctrlKey||t.metaKey||t.shiftKey?N(2*Math.PI*n.rotateSpeed/n.domElement.clientHeight):F(0,n.keyPanSpeed),e=!0;break;case n.keys.BOTTOM:t.ctrlKey||t.metaKey||t.shiftKey?N(-2*Math.PI*n.rotateSpeed/n.domElement.clientHeight):F(0,-n.keyPanSpeed),e=!0;break;case n.keys.LEFT:t.ctrlKey||t.metaKey||t.shiftKey?I(2*Math.PI*n.rotateSpeed/n.domElement.clientHeight):F(n.keyPanSpeed,0),e=!0;break;case n.keys.RIGHT:t.ctrlKey||t.metaKey||t.shiftKey?I(-2*Math.PI*n.rotateSpeed/n.domElement.clientHeight):F(-n.keyPanSpeed,0),e=!0;break}e&&(t.preventDefault(),n.update())}function $(){if(1===C.length)_.set(C[0].pageX,C[0].pageY);else{const t=.5*(C[0].pageX+C[1].pageX),e=.5*(C[0].pageY+C[1].pageY);_.set(t,e)}}function Z(){if(1===C.length)M.set(C[0].pageX,C[0].pageY);else{const t=.5*(C[0].pageX+C[1].pageX),e=.5*(C[0].pageY+C[1].pageY);M.set(t,e)}}function J(){const t=C[0].pageX-C[1].pageX,e=C[0].pageY-C[1].pageY,n=Math.sqrt(t*t+e*e);b.set(0,n)}function Q(){n.enableZoom&&J(),n.enablePan&&Z()}function tt(){n.enableZoom&&J(),n.enableRotate&&$()}function et(t){if(1==C.length)v.set(t.pageX,t.pageY);else{const e=xt(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);v.set(n,i)}x.subVectors(v,_).multiplyScalar(n.rotateSpeed);const e=n.domElement;I(2*Math.PI*x.x/e.clientHeight),N(2*Math.PI*x.y/e.clientHeight),_.copy(v)}function nt(t){if(1===C.length)y.set(t.pageX,t.pageY);else{const e=xt(t),n=.5*(t.pageX+e.x),i=.5*(t.pageY+e.y);y.set(n,i)}S.subVectors(y,M).multiplyScalar(n.panSpeed),F(S.x,S.y),M.copy(y)}function it(t){const e=xt(t),i=t.pageX-e.x,r=t.pageY-e.y,s=Math.sqrt(i*i+r*r);E.set(0,s),T.set(0,Math.pow(E.y/b.y,n.zoomSpeed)),B(T.y),b.copy(E)}function rt(t){n.enableZoom&&it(t),n.enablePan&&nt(t)}function st(t){n.enableZoom&&it(t),n.enableRotate&&et(t)}function at(t){!1!==n.enabled&&(0===C.length&&(n.domElement.setPointerCapture(t.pointerId),n.domElement.addEventListener("pointermove",ot),n.domElement.addEventListener("pointerup",lt)),gt(t),"touch"===t.pointerType?pt(t):ct(t))}function ot(t){!1!==n.enabled&&("touch"===t.pointerType?ft(t):ht(t))}function lt(t){_t(t),0===C.length&&(n.domElement.releasePointerCapture(t.pointerId),n.domElement.removeEventListener("pointermove",ot),n.domElement.removeEventListener("pointerup",lt)),n.dispatchEvent(a),u=h.NONE}function ct(t){let e;switch(t.button){case 0:e=n.mouseButtons.LEFT;break;case 1:e=n.mouseButtons.MIDDLE;break;case 2:e=n.mouseButtons.RIGHT;break;default:e=-1}switch(e){case i["Q"].DOLLY:if(!1===n.enableZoom)return;G(t),u=h.DOLLY;break;case i["Q"].ROTATE:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enablePan)return;W(t),u=h.PAN}else{if(!1===n.enableRotate)return;H(t),u=h.ROTATE}break;case i["Q"].PAN:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enableRotate)return;H(t),u=h.ROTATE}else{if(!1===n.enablePan)return;W(t),u=h.PAN}break;default:u=h.NONE}u!==h.NONE&&n.dispatchEvent(s)}function ht(t){switch(u){case h.ROTATE:if(!1===n.enableRotate)return;X(t);break;case h.DOLLY:if(!1===n.enableZoom)return;j(t);break;case h.PAN:if(!1===n.enablePan)return;Y(t);break}}function ut(t){!1!==n.enabled&&!1!==n.enableZoom&&u===h.NONE&&(t.preventDefault(),n.dispatchEvent(s),q(t),n.dispatchEvent(a))}function dt(t){!1!==n.enabled&&!1!==n.enablePan&&K(t)}function pt(t){switch(vt(t),C.length){case 1:switch(n.touches.ONE){case i["Gb"].ROTATE:if(!1===n.enableRotate)return;$(),u=h.TOUCH_ROTATE;break;case i["Gb"].PAN:if(!1===n.enablePan)return;Z(),u=h.TOUCH_PAN;break;default:u=h.NONE}break;case 2:switch(n.touches.TWO){case i["Gb"].DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;Q(),u=h.TOUCH_DOLLY_PAN;break;case i["Gb"].DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;tt(),u=h.TOUCH_DOLLY_ROTATE;break;default:u=h.NONE}break;default:u=h.NONE}u!==h.NONE&&n.dispatchEvent(s)}function ft(t){switch(vt(t),u){case h.TOUCH_ROTATE:if(!1===n.enableRotate)return;et(t),n.update();break;case h.TOUCH_PAN:if(!1===n.enablePan)return;nt(t),n.update();break;case h.TOUCH_DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;rt(t),n.update();break;case h.TOUCH_DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;st(t),n.update();break;default:u=h.NONE}}function mt(t){!1!==n.enabled&&t.preventDefault()}function gt(t){C.push(t)}function _t(t){delete P[t.pointerId];for(let e=0;e<C.length;e++)if(C[e].pointerId==t.pointerId)return void C.splice(e,1)}function vt(t){let e=P[t.pointerId];void 0===e&&(e=new i["Nb"],P[t.pointerId]=e),e.set(t.pageX,t.pageY)}function xt(t){const e=t.pointerId===C[0].pointerId?C[1]:C[0];return P[e.pointerId]}n.domElement.addEventListener("contextmenu",mt),n.domElement.addEventListener("pointerdown",at),n.domElement.addEventListener("pointercancel",lt),n.domElement.addEventListener("wheel",ut,{passive:!1}),this.update()}}},"4b0a":function(t,e,n){"use strict";n.d(e,"a",(function(){return a}));var i=n("5a89"),r=n("1b53");const s={name:"OutputShader",uniforms:{tDiffuse:{value:null},toneMappingExposure:{value:1}},vertexShader:"\n\t\tprecision highp float;\n\n\t\tuniform mat4 modelViewMatrix;\n\t\tuniform mat4 projectionMatrix;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\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\t\n\t\tprecision highp float;\n\n\t\tuniform sampler2D tDiffuse;\n\n\t\t#include <tonemapping_pars_fragment>\n\t\t#include <colorspace_pars_fragment>\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tgl_FragColor = texture2D( tDiffuse, vUv );\n\n\t\t\t// tone mapping\n\n\t\t\t#ifdef LINEAR_TONE_MAPPING\n\n\t\t\t\tgl_FragColor.rgb = LinearToneMapping( gl_FragColor.rgb );\n\n\t\t\t#elif defined( REINHARD_TONE_MAPPING )\n\n\t\t\t\tgl_FragColor.rgb = ReinhardToneMapping( gl_FragColor.rgb );\n\n\t\t\t#elif defined( CINEON_TONE_MAPPING )\n\n\t\t\t\tgl_FragColor.rgb = OptimizedCineonToneMapping( gl_FragColor.rgb );\n\n\t\t\t#elif defined( ACES_FILMIC_TONE_MAPPING )\n\n\t\t\t\tgl_FragColor.rgb = ACESFilmicToneMapping( gl_FragColor.rgb );\n\n\t\t\t#endif\n\n\t\t\t// color space\n\n\t\t\t#ifdef SRGB_TRANSFER\n\n\t\t\t\tgl_FragColor = sRGBTransferOETF( gl_FragColor );\n\n\t\t\t#endif\n\n\t\t}"};class a extends r["b"]{constructor(){super();const t=s;this.uniforms=i["Mb"].clone(t.uniforms),this.material=new i["rb"]({name:t.name,uniforms:this.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader}),this.fsQuad=new r["a"](this.material),this._outputColorSpace=null,this._toneMapping=null}render(t,e,n){this.uniforms["tDiffuse"].value=n.texture,this.uniforms["toneMappingExposure"].value=t.toneMappingExposure,this._outputColorSpace===t.outputColorSpace&&this._toneMapping===t.toneMapping||(this._outputColorSpace=t.outputColorSpace,this._toneMapping=t.toneMapping,this.material.defines={},i["n"].getTransfer(this._outputColorSpace)===i["xb"]&&(this.material.defines.SRGB_TRANSFER=""),this._toneMapping===i["N"]?this.material.defines.LINEAR_TONE_MAPPING="":this._toneMapping===i["ub"]?this.material.defines.REINHARD_TONE_MAPPING="":this._toneMapping===i["j"]?this.material.defines.CINEON_TONE_MAPPING="":this._toneMapping===i["a"]&&(this.material.defines.ACES_FILMIC_TONE_MAPPING=""),this.material.needsUpdate=!0),!0===this.renderToScreen?(t.setRenderTarget(null),this.fsQuad.render(t)):(t.setRenderTarget(e),this.clear&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),this.fsQuad.render(t))}dispose(){this.material.dispose(),this.fsQuad.dispose()}}},"4e15":function(t,e,n){"use strict";n.d(e,"a",(function(){return a}));var i=n("5a89"),r=n("1b53"),s=n("e9d2");class a extends r["b"]{constructor(t,e,n,a){super(),this.renderScene=e,this.renderCamera=n,this.selectedObjects=void 0!==a?a:[],this.visibleEdgeColor=new i["m"](1,1,1),this.hiddenEdgeColor=new i["m"](.1,.04,.02),this.edgeGlow=0,this.usePatternTexture=!1,this.edgeThickness=1,this.edgeStrength=3,this.downSampleRatio=2,this.pulsePeriod=0,this._visibilityCache=new Map,this.resolution=void 0!==t?new i["Nb"](t.x,t.y):new i["Nb"](256,256);const o=Math.round(this.resolution.x/this.downSampleRatio),l=Math.round(this.resolution.y/this.downSampleRatio);this.renderTargetMaskBuffer=new i["Qb"](this.resolution.x,this.resolution.y),this.renderTargetMaskBuffer.texture.name="OutlinePass.mask",this.renderTargetMaskBuffer.texture.generateMipmaps=!1,this.depthMaterial=new i["W"],this.depthMaterial.side=i["q"],this.depthMaterial.depthPacking=i["qb"],this.depthMaterial.blending=i["db"],this.prepareMaskMaterial=this.getPrepareMaskMaterial(),this.prepareMaskMaterial.side=i["q"],this.prepareMaskMaterial.fragmentShader=d(this.prepareMaskMaterial.fragmentShader,this.renderCamera),this.renderTargetDepthBuffer=new i["Qb"](this.resolution.x,this.resolution.y,{type:i["w"]}),this.renderTargetDepthBuffer.texture.name="OutlinePass.depth",this.renderTargetDepthBuffer.texture.generateMipmaps=!1,this.renderTargetMaskDownSampleBuffer=new i["Qb"](o,l,{type:i["w"]}),this.renderTargetMaskDownSampleBuffer.texture.name="OutlinePass.depthDownSample",this.renderTargetMaskDownSampleBuffer.texture.generateMipmaps=!1,this.renderTargetBlurBuffer1=new i["Qb"](o,l,{type:i["w"]}),this.renderTargetBlurBuffer1.texture.name="OutlinePass.blur1",this.renderTargetBlurBuffer1.texture.generateMipmaps=!1,this.renderTargetBlurBuffer2=new i["Qb"](Math.round(o/2),Math.round(l/2),{type:i["w"]}),this.renderTargetBlurBuffer2.texture.name="OutlinePass.blur2",this.renderTargetBlurBuffer2.texture.generateMipmaps=!1,this.edgeDetectionMaterial=this.getEdgeDetectionMaterial(),this.renderTargetEdgeBuffer1=new i["Qb"](o,l,{type:i["w"]}),this.renderTargetEdgeBuffer1.texture.name="OutlinePass.edge1",this.renderTargetEdgeBuffer1.texture.generateMipmaps=!1,this.renderTargetEdgeBuffer2=new i["Qb"](Math.round(o/2),Math.round(l/2),{type:i["w"]}),this.renderTargetEdgeBuffer2.texture.name="OutlinePass.edge2",this.renderTargetEdgeBuffer2.texture.generateMipmaps=!1;const c=4,h=4;this.separableBlurMaterial1=this.getSeperableBlurMaterial(c),this.separableBlurMaterial1.uniforms["texSize"].value.set(o,l),this.separableBlurMaterial1.uniforms["kernelRadius"].value=1,this.separableBlurMaterial2=this.getSeperableBlurMaterial(h),this.separableBlurMaterial2.uniforms["texSize"].value.set(Math.round(o/2),Math.round(l/2)),this.separableBlurMaterial2.uniforms["kernelRadius"].value=h,this.overlayMaterial=this.getOverlayMaterial();const u=s["a"];function d(t,e){const n=e.isPerspectiveCamera?"perspective":"orthographic";return t.replace(/DEPTH_TO_VIEW_Z/g,n+"DepthToViewZ")}this.copyUniforms=i["Mb"].clone(u.uniforms),this.materialCopy=new i["zb"]({uniforms:this.copyUniforms,vertexShader:u.vertexShader,fragmentShader:u.fragmentShader,blending:i["db"],depthTest:!1,depthWrite:!1}),this.enabled=!0,this.needsSwap=!1,this._oldClearColor=new i["m"],this.oldClearAlpha=1,this.fsQuad=new r["a"](null),this.tempPulseColor1=new i["m"],this.tempPulseColor2=new i["m"],this.textureMatrix=new i["T"]}dispose(){this.renderTargetMaskBuffer.dispose(),this.renderTargetDepthBuffer.dispose(),this.renderTargetMaskDownSampleBuffer.dispose(),this.renderTargetBlurBuffer1.dispose(),this.renderTargetBlurBuffer2.dispose(),this.renderTargetEdgeBuffer1.dispose(),this.renderTargetEdgeBuffer2.dispose(),this.depthMaterial.dispose(),this.prepareMaskMaterial.dispose(),this.edgeDetectionMaterial.dispose(),this.separableBlurMaterial1.dispose(),this.separableBlurMaterial2.dispose(),this.overlayMaterial.dispose(),this.materialCopy.dispose(),this.fsQuad.dispose()}setSize(t,e){this.renderTargetMaskBuffer.setSize(t,e),this.renderTargetDepthBuffer.setSize(t,e);let n=Math.round(t/this.downSampleRatio),i=Math.round(e/this.downSampleRatio);this.renderTargetMaskDownSampleBuffer.setSize(n,i),this.renderTargetBlurBuffer1.setSize(n,i),this.renderTargetEdgeBuffer1.setSize(n,i),this.separableBlurMaterial1.uniforms["texSize"].value.set(n,i),n=Math.round(n/2),i=Math.round(i/2),this.renderTargetBlurBuffer2.setSize(n,i),this.renderTargetEdgeBuffer2.setSize(n,i),this.separableBlurMaterial2.uniforms["texSize"].value.set(n,i)}changeVisibilityOfSelectedObjects(t){const e=this._visibilityCache;function n(n){n.isMesh&&(!0===t?n.visible=e.get(n):(e.set(n,n.visible),n.visible=t))}for(let i=0;i<this.selectedObjects.length;i++){const t=this.selectedObjects[i];t.traverse(n)}}changeVisibilityOfNonSelectedObjects(t){const e=this._visibilityCache,n=[];function i(t){t.isMesh&&n.push(t)}for(let s=0;s<this.selectedObjects.length;s++){const t=this.selectedObjects[s];t.traverse(i)}function r(i){if(i.isMesh||i.isSprite){let r=!1;for(let t=0;t<n.length;t++){const e=n[t].id;if(e===i.id){r=!0;break}}if(!1===r){const n=i.visible;!1!==t&&!0!==e.get(i)||(i.visible=t),e.set(i,n)}}else(i.isPoints||i.isLine)&&(!0===t?i.visible=e.get(i):(e.set(i,i.visible),i.visible=t))}this.renderScene.traverse(r)}updateTextureMatrix(){this.textureMatrix.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),this.textureMatrix.multiply(this.renderCamera.projectionMatrix),this.textureMatrix.multiply(this.renderCamera.matrixWorldInverse)}render(t,e,n,i,r){if(this.selectedObjects.length>0){t.getClearColor(this._oldClearColor),this.oldClearAlpha=t.getClearAlpha();const e=t.autoClear;t.autoClear=!1,r&&t.state.buffers.stencil.setTest(!1),t.setClearColor(16777215,1),this.changeVisibilityOfSelectedObjects(!1);const i=this.renderScene.background;if(this.renderScene.background=null,this.renderScene.overrideMaterial=this.depthMaterial,t.setRenderTarget(this.renderTargetDepthBuffer),t.clear(),t.render(this.renderScene,this.renderCamera),this.changeVisibilityOfSelectedObjects(!0),this._visibilityCache.clear(),this.updateTextureMatrix(),this.changeVisibilityOfNonSelectedObjects(!1),this.renderScene.overrideMaterial=this.prepareMaskMaterial,this.prepareMaskMaterial.uniforms["cameraNearFar"].value.set(this.renderCamera.near,this.renderCamera.far),this.prepareMaskMaterial.uniforms["depthTexture"].value=this.renderTargetDepthBuffer.texture,this.prepareMaskMaterial.uniforms["textureMatrix"].value=this.textureMatrix,t.setRenderTarget(this.renderTargetMaskBuffer),t.clear(),t.render(this.renderScene,this.renderCamera),this.renderScene.overrideMaterial=null,this.changeVisibilityOfNonSelectedObjects(!0),this._visibilityCache.clear(),this.renderScene.background=i,this.fsQuad.material=this.materialCopy,this.copyUniforms["tDiffuse"].value=this.renderTargetMaskBuffer.texture,t.setRenderTarget(this.renderTargetMaskDownSampleBuffer),t.clear(),this.fsQuad.render(t),this.tempPulseColor1.copy(this.visibleEdgeColor),this.tempPulseColor2.copy(this.hiddenEdgeColor),this.pulsePeriod>0){const t=.625+.75*Math.cos(.01*performance.now()/this.pulsePeriod)/2;this.tempPulseColor1.multiplyScalar(t),this.tempPulseColor2.multiplyScalar(t)}this.fsQuad.material=this.edgeDetectionMaterial,this.edgeDetectionMaterial.uniforms["maskTexture"].value=this.renderTargetMaskDownSampleBuffer.texture,this.edgeDetectionMaterial.uniforms["texSize"].value.set(this.renderTargetMaskDownSampleBuffer.width,this.renderTargetMaskDownSampleBuffer.height),this.edgeDetectionMaterial.uniforms["visibleEdgeColor"].value=this.tempPulseColor1,this.edgeDetectionMaterial.uniforms["hiddenEdgeColor"].value=this.tempPulseColor2,t.setRenderTarget(this.renderTargetEdgeBuffer1),t.clear(),this.fsQuad.render(t),this.fsQuad.material=this.separableBlurMaterial1,this.separableBlurMaterial1.uniforms["colorTexture"].value=this.renderTargetEdgeBuffer1.texture,this.separableBlurMaterial1.uniforms["direction"].value=a.BlurDirectionX,this.separableBlurMaterial1.uniforms["kernelRadius"].value=this.edgeThickness,t.setRenderTarget(this.renderTargetBlurBuffer1),t.clear(),this.fsQuad.render(t),this.separableBlurMaterial1.uniforms["colorTexture"].value=this.renderTargetBlurBuffer1.texture,this.separableBlurMaterial1.uniforms["direction"].value=a.BlurDirectionY,t.setRenderTarget(this.renderTargetEdgeBuffer1),t.clear(),this.fsQuad.render(t),this.fsQuad.material=this.separableBlurMaterial2,this.separableBlurMaterial2.uniforms["colorTexture"].value=this.renderTargetEdgeBuffer1.texture,this.separableBlurMaterial2.uniforms["direction"].value=a.BlurDirectionX,t.setRenderTarget(this.renderTargetBlurBuffer2),t.clear(),this.fsQuad.render(t),this.separableBlurMaterial2.uniforms["colorTexture"].value=this.renderTargetBlurBuffer2.texture,this.separableBlurMaterial2.uniforms["direction"].value=a.BlurDirectionY,t.setRenderTarget(this.renderTargetEdgeBuffer2),t.clear(),this.fsQuad.render(t),this.fsQuad.material=this.overlayMaterial,this.overlayMaterial.uniforms["maskTexture"].value=this.renderTargetMaskBuffer.texture,this.overlayMaterial.uniforms["edgeTexture1"].value=this.renderTargetEdgeBuffer1.texture,this.overlayMaterial.uniforms["edgeTexture2"].value=this.renderTargetEdgeBuffer2.texture,this.overlayMaterial.uniforms["patternTexture"].value=this.patternTexture,this.overlayMaterial.uniforms["edgeStrength"].value=this.edgeStrength,this.overlayMaterial.uniforms["edgeGlow"].value=this.edgeGlow,this.overlayMaterial.uniforms["usePatternTexture"].value=this.usePatternTexture,r&&t.state.buffers.stencil.setTest(!0),t.setRenderTarget(n),this.fsQuad.render(t),t.setClearColor(this._oldClearColor,this.oldClearAlpha),t.autoClear=e}this.renderToScreen&&(this.fsQuad.material=this.materialCopy,this.copyUniforms["tDiffuse"].value=n.texture,t.setRenderTarget(null),this.fsQuad.render(t))}getPrepareMaskMaterial(){return new i["zb"]({uniforms:{depthTexture:{value:null},cameraNearFar:{value:new i["Nb"](.5,.5)},textureMatrix:{value:null}},vertexShader:"#include <morphtarget_pars_vertex>\n\t\t\t\t#include <skinning_pars_vertex>\n\n\t\t\t\tvarying vec4 projTexCoord;\n\t\t\t\tvarying vec4 vPosition;\n\t\t\t\tuniform mat4 textureMatrix;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\t#include <skinbase_vertex>\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <morphtarget_vertex>\n\t\t\t\t\t#include <skinning_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t\tvPosition = mvPosition;\n\n\t\t\t\t\tvec4 worldPosition = vec4( transformed, 1.0 );\n\n\t\t\t\t\t#ifdef USE_INSTANCING\n\n\t\t\t\t\t\tworldPosition = instanceMatrix * worldPosition;\n\n\t\t\t\t\t#endif\n\t\t\t\t\t\n\t\t\t\t\tworldPosition = modelMatrix * worldPosition;\n\n\t\t\t\t\tprojTexCoord = textureMatrix * worldPosition;\n\n\t\t\t\t}",fragmentShader:"#include <packing>\n\t\t\t\tvarying vec4 vPosition;\n\t\t\t\tvarying vec4 projTexCoord;\n\t\t\t\tuniform sampler2D depthTexture;\n\t\t\t\tuniform vec2 cameraNearFar;\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tfloat depth = unpackRGBAToDepth(texture2DProj( depthTexture, projTexCoord ));\n\t\t\t\t\tfloat viewZ = - DEPTH_TO_VIEW_Z( depth, cameraNearFar.x, cameraNearFar.y );\n\t\t\t\t\tfloat depthTest = (-vPosition.z > viewZ) ? 1.0 : 0.0;\n\t\t\t\t\tgl_FragColor = vec4(0.0, depthTest, 1.0, 1.0);\n\n\t\t\t\t}"})}getEdgeDetectionMaterial(){return new i["zb"]({uniforms:{maskTexture:{value:null},texSize:{value:new i["Nb"](.5,.5)},visibleEdgeColor:{value:new i["Ob"](1,1,1)},hiddenEdgeColor:{value:new i["Ob"](1,1,1)}},vertexShader:"varying vec2 vUv;\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tvUv = uv;\n\t\t\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\t\t\t\t}",fragmentShader:"varying vec2 vUv;\n\n\t\t\t\tuniform sampler2D maskTexture;\n\t\t\t\tuniform vec2 texSize;\n\t\t\t\tuniform vec3 visibleEdgeColor;\n\t\t\t\tuniform vec3 hiddenEdgeColor;\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tvec2 invSize = 1.0 / texSize;\n\t\t\t\t\tvec4 uvOffset = vec4(1.0, 0.0, 0.0, 1.0) * vec4(invSize, invSize);\n\t\t\t\t\tvec4 c1 = texture2D( maskTexture, vUv + uvOffset.xy);\n\t\t\t\t\tvec4 c2 = texture2D( maskTexture, vUv - uvOffset.xy);\n\t\t\t\t\tvec4 c3 = texture2D( maskTexture, vUv + uvOffset.yw);\n\t\t\t\t\tvec4 c4 = texture2D( maskTexture, vUv - uvOffset.yw);\n\t\t\t\t\tfloat diff1 = (c1.r - c2.r)*0.5;\n\t\t\t\t\tfloat diff2 = (c3.r - c4.r)*0.5;\n\t\t\t\t\tfloat d = length( vec2(diff1, diff2) );\n\t\t\t\t\tfloat a1 = min(c1.g, c2.g);\n\t\t\t\t\tfloat a2 = min(c3.g, c4.g);\n\t\t\t\t\tfloat visibilityFactor = min(a1, a2);\n\t\t\t\t\tvec3 edgeColor = 1.0 - visibilityFactor > 0.001 ? visibleEdgeColor : hiddenEdgeColor;\n\t\t\t\t\tgl_FragColor = vec4(edgeColor, 1.0) * vec4(d);\n\t\t\t\t}"})}getSeperableBlurMaterial(t){return new i["zb"]({defines:{MAX_RADIUS:t},uniforms:{colorTexture:{value:null},texSize:{value:new i["Nb"](.5,.5)},direction:{value:new i["Nb"](.5,.5)},kernelRadius:{value:1}},vertexShader:"varying vec2 vUv;\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tvUv = uv;\n\t\t\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\t\t\t\t}",fragmentShader:"#include <common>\n\t\t\t\tvarying vec2 vUv;\n\t\t\t\tuniform sampler2D colorTexture;\n\t\t\t\tuniform vec2 texSize;\n\t\t\t\tuniform vec2 direction;\n\t\t\t\tuniform float kernelRadius;\n\n\t\t\t\tfloat gaussianPdf(in float x, in float sigma) {\n\t\t\t\t\treturn 0.39894 * exp( -0.5 * x * x/( sigma * sigma))/sigma;\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tvec2 invSize = 1.0 / texSize;\n\t\t\t\t\tfloat sigma = kernelRadius/2.0;\n\t\t\t\t\tfloat weightSum = gaussianPdf(0.0, sigma);\n\t\t\t\t\tvec4 diffuseSum = texture2D( colorTexture, vUv) * weightSum;\n\t\t\t\t\tvec2 delta = direction * invSize * kernelRadius/float(MAX_RADIUS);\n\t\t\t\t\tvec2 uvOffset = delta;\n\t\t\t\t\tfor( int i = 1; i <= MAX_RADIUS; i ++ ) 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edgeTexture2;\n\t\t\t\tuniform sampler2D patternTexture;\n\t\t\t\tuniform float edgeStrength;\n\t\t\t\tuniform float edgeGlow;\n\t\t\t\tuniform bool usePatternTexture;\n\n\t\t\t\tvoid main() {\n\t\t\t\t\tvec4 edgeValue1 = texture2D(edgeTexture1, vUv);\n\t\t\t\t\tvec4 edgeValue2 = texture2D(edgeTexture2, vUv);\n\t\t\t\t\tvec4 maskColor = texture2D(maskTexture, vUv);\n\t\t\t\t\tvec4 patternColor = texture2D(patternTexture, 6.0 * vUv);\n\t\t\t\t\tfloat visibilityFactor = 1.0 - maskColor.g > 0.0 ? 1.0 : 0.5;\n\t\t\t\t\tvec4 edgeValue = edgeValue1 + edgeValue2 * edgeGlow;\n\t\t\t\t\tvec4 finalColor = edgeStrength * maskColor.r * edgeValue;\n\t\t\t\t\tif(usePatternTexture)\n\t\t\t\t\t\tfinalColor += + visibilityFactor * (1.0 - maskColor.r) * (1.0 - patternColor.r);\n\t\t\t\t\tgl_FragColor = finalColor;\n\t\t\t\t}",blending:i["b"],depthTest:!1,depthWrite:!1,transparent:!0})}}a.BlurDirectionX=new i["Nb"](1,0),a.BlurDirectionY=new i["Nb"](0,1)},"5a89":function(t,e,n){"use 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/**
 * @license
 * Copyright 2010-2023 Three.js Authors
 * SPDX-License-Identifier: MIT
 */
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ni=0;class ii extends ln{constructor(t=ii.DEFAULT_IMAGE,e=ii.DEFAULT_MAPPING,n=pt,i=pt,r=vt,s=Mt,a=It,o=yt,l=ii.DEFAULT_ANISOTROPY,c=Fe){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:ni++}),this.uuid=pn(),this.name="",this.source=new ti(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new On(0,0),this.repeat=new On(1,1),this.center=new On(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Fn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,"string"===typeof c?this.colorSpace=c:(Gn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=c===De?Be:Fe),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(t=null){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.channel=t.channel,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.colorSpace=t.colorSpace,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 n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,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,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==at)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case dt:t.x=t.x-Math.floor(t.x);break;case pt:t.x=t.x<0?0:1;break;case ft:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x);break}if(t.y<0||t.y>1)switch(this.wrapT){case dt:t.y=t.y-Math.floor(t.y);break;case pt:t.y=t.y<0?0:1;break;case ft:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y);break}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}get encoding(){return Gn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===Be?De:Le}set encoding(t){Gn("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=t===De?Be:Fe}}ii.DEFAULT_IMAGE=null,ii.DEFAULT_MAPPING=at,ii.DEFAULT_ANISOTROPY=1;class ri{constructor(t=0,e=0,n=0,i=1){ri.prototype.isVector4=!0,this.x=t,this.y=e,this.z=n,this.w=i}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,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,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,n=this.y,i=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+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,n,i,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,M=(p+m)/4;return t>o&&t>_?t<s?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(t),i=v/n,r=x/n):o>_?o<s?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=v/i,r=M/i):_<s?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(_),n=x/r,i=M/r),this.set(n,i,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 n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(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,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,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 si extends ln{constructor(t=1,e=1,n={}){super(),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new ri(0,0,t,e),this.scissorTest=!1,this.viewport=new ri(0,0,t,e);const i={width:t,height:e,depth:1};void 0!==n.encoding&&(Gn("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),n.colorSpace=n.encoding===De?Be:Fe),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:vt,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0},n),this.texture=new ii(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=n.generateMipmaps,this.texture.internalFormat=n.internalFormat,this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}setSize(t,e,n=1){this.width===t&&this.height===e&&this.depth===n||(this.width=t,this.height=e,this.depth=n,this.texture.image.width=t,this.texture.image.height=e,this.texture.image.depth=n,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.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,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 ti(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 ai extends si{constructor(t=1,e=1,n={}){super(t,e,n),this.isWebGLRenderTarget=!0}}class oi extends ii{constructor(t=null,e=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=mt,this.minFilter=mt,this.wrapR=pt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class li extends ii{constructor(t=null,e=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=mt,this.minFilter=mt,this.wrapR=pt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class ci{constructor(t=0,e=0,n=0,i=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=n,this._w=i}static slerpFlat(t,e,n,i,r,s,a){let o=n[i+0],l=n[i+1],c=n[i+2],h=n[i+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,n=e>=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;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,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+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,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,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){const n=t._x,i=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/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:}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+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-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<Number.EPSILON?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(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=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(fn(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),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 n=t._x,i=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*t._w+n*t._x+i*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=n,this._y=i,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*n+e*this._x,this._y=t*i+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=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){const t=Math.random(),e=Math.sqrt(1-t),n=Math.sqrt(t),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(e*Math.cos(i),n*Math.sin(r),n*Math.cos(r),e*Math.sin(i))}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}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class hi{constructor(t=0,e=0,n=0){hi.prototype.isVector3=!0,this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,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(di.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(di.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,s=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=2*(s*i-a*n),c=2*(a*e-r*i),h=2*(r*n-s*e);return this.x=e+o*l+s*h-a*c,this.y=n+o*c+a*l-r*h,this.z=i+o*h+r*c-s*l,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,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,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 n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(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,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return ui.copy(this).projectOnVector(t),this.sub(ui)}reflect(t){return this.sub(ui.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 n=this.dot(t)/e;return Math.acos(fn(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}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,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,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(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,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}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,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,n=Math.sqrt(1-t**2);return this.x=n*Math.cos(e),this.y=n*Math.sin(e),this.z=t,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ui=new hi,di=new ci;class pi{constructor(t=new hi(1/0,1/0,1/0),e=new hi(-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){this.makeEmpty();for(let e=0,n=t.length;e<n;e+=3)this.expandByPoint(mi.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,n=t.count;e<n;e++)this.expandByPoint(mi.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const n=mi.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),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 n=t.geometry;if(void 0!==n){const i=n.getAttribute("position");if(!0===e&&void 0!==i&&!0!==t.isInstancedMesh)for(let e=0,n=i.count;e<n;e++)!0===t.isMesh?t.getVertexPosition(e,mi):mi.fromBufferAttribute(i,e),mi.applyMatrix4(t.matrixWorld),this.expandByPoint(mi);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),gi.copy(t.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),gi.copy(n.boundingBox)),gi.applyMatrix4(t.matrixWorld),this.union(gi)}const i=t.children;for(let r=0,s=i.length;r<s;r++)this.expandByObject(i[r],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,mi),mi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(bi),Ei.subVectors(this.max,bi),_i.subVectors(t.a,bi),vi.subVectors(t.b,bi),xi.subVectors(t.c,bi),Mi.subVectors(vi,_i),yi.subVectors(xi,vi),Si.subVectors(_i,xi);let e=[0,-Mi.z,Mi.y,0,-yi.z,yi.y,0,-Si.z,Si.y,Mi.z,0,-Mi.x,yi.z,0,-yi.x,Si.z,0,-Si.x,-Mi.y,Mi.x,0,-yi.y,yi.x,0,-Si.y,Si.x,0];return!!wi(e,_i,vi,xi,Ei)&&(e=[1,0,0,0,1,0,0,0,1],!!wi(e,_i,vi,xi,Ei)&&(Ti.crossVectors(Mi,yi),e=[Ti.x,Ti.y,Ti.z],wi(e,_i,vi,xi,Ei)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,mi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(mi).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()||(fi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),fi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),fi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),fi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),fi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),fi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),fi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),fi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(fi)),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 fi=[new hi,new hi,new hi,new hi,new hi,new hi,new hi,new hi],mi=new hi,gi=new pi,_i=new hi,vi=new hi,xi=new hi,Mi=new hi,yi=new hi,Si=new hi,bi=new hi,Ei=new hi,Ti=new hi,Ai=new hi;function wi(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){Ai.fromArray(t,s);const a=r.x*Math.abs(Ai.x)+r.y*Math.abs(Ai.y)+r.z*Math.abs(Ai.z),o=e.dot(Ai),l=n.dot(Ai),c=i.dot(Ai);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const Ri=new pi,Ci=new hi,Pi=new hi;class Li{constructor(t=new hi,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Ri.setFromPoints(t).getCenter(n);let i=0;for(let r=0,s=t.length;r<s;r++)i=Math.max(i,n.distanceToSquared(t[r]));return this.radius=Math.sqrt(i),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 n=this.center.distanceToSquared(t);return e.copy(t),n>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){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Ci.subVectors(t,this.center);const e=Ci.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.addScaledVector(Ci,n/t),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Pi.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Ci.copy(t.center).add(Pi)),this.expandByPoint(Ci.copy(t.center).sub(Pi))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Di=new hi,Ii=new hi,Ni=new hi,Ui=new hi,Oi=new hi,Fi=new hi,Bi=new hi;class zi{constructor(t=new hi,e=new hi(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.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Di)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Di.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Di.copy(this.origin).addScaledVector(this.direction,e),Di.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){Ii.copy(t).add(e).multiplyScalar(.5),Ni.copy(e).sub(t).normalize(),Ui.copy(this.origin).sub(Ii);const r=.5*t.distanceTo(e),s=-this.direction.dot(Ni),a=Ui.dot(this.direction),o=-Ui.dot(Ni),l=Ui.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 n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(Ii).addScaledVector(Ni,u),d}intersectSphere(t,e){Di.subVectors(t.center,this.origin);const n=Di.dot(this.direction),i=Di.dot(Di)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return 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 n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;const n=t.normal.dot(this.direction);return n*e<0}intersectBox(t,e){let n,i,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?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(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),n>s||r>i?null:((r>n||isNaN(n))&&(n=r),(s<i||isNaN(i))&&(i=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),n>o||a>i?null:((a>n||n!==n)&&(n=a),(o<i||i!==i)&&(i=o),i<0?null:this.at(n>=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,Di)}intersectTriangle(t,e,n,i,r){Oi.subVectors(e,t),Fi.subVectors(n,t),Bi.crossVectors(Oi,Fi);let s,a=this.direction.dot(Bi);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Ui.subVectors(this.origin,t);const o=s*this.direction.dot(Fi.crossVectors(Ui,Fi));if(o<0)return null;const l=s*this.direction.dot(Oi.cross(Ui));if(l<0)return null;if(o+l>a)return null;const c=-s*Ui.dot(Bi);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 ki{constructor(t,e,n,i,r,s,a,o,l,c,h,u,d,p,f,m){ki.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,s,a,o,l,c,h,u,d,p,f,m)}set(t,e,n,i,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]=n,g[12]=i,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 ki).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[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,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/Vi.setFromMatrixColumn(t,0).length(),r=1/Vi.setFromMatrixColumn(t,1).length(),s=1/Vi.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*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,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=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]=n*h-i,e[2]=i*h-n,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(Gi,t,Wi)}lookAt(t,e,n){const i=this.elements;return Yi.subVectors(t,e),0===Yi.lengthSq()&&(Yi.z=1),Yi.normalize(),Xi.crossVectors(n,Yi),0===Xi.lengthSq()&&(1===Math.abs(n.z)?Yi.x+=1e-4:Yi.z+=1e-4,Yi.normalize(),Xi.crossVectors(n,Yi)),Xi.normalize(),ji.crossVectors(Yi,Xi),i[0]=Xi.x,i[4]=ji.x,i[8]=Yi.x,i[1]=Xi.y,i[5]=ji.y,i[9]=Yi.y,i[2]=Xi.z,i[6]=ji.z,i[10]=Yi.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],_=n[3],v=n[7],x=n[11],M=n[15],y=i[0],S=i[4],b=i[8],E=i[12],T=i[1],A=i[5],w=i[9],R=i[13],C=i[2],P=i[6],L=i[10],D=i[14],I=i[3],N=i[7],U=i[11],O=i[15];return r[0]=s*y+a*T+o*C+l*I,r[4]=s*S+a*A+o*P+l*N,r[8]=s*b+a*w+o*L+l*U,r[12]=s*E+a*R+o*D+l*O,r[1]=c*y+h*T+u*C+d*I,r[5]=c*S+h*A+u*P+d*N,r[9]=c*b+h*w+u*L+d*U,r[13]=c*E+h*R+u*D+d*O,r[2]=p*y+f*T+m*C+g*I,r[6]=p*S+f*A+m*P+g*N,r[10]=p*b+f*w+m*L+g*U,r[14]=p*E+f*R+m*D+g*O,r[3]=_*y+v*T+x*C+M*I,r[7]=_*S+v*A+x*P+M*N,r[11]=_*b+v*w+x*L+M*U,r[15]=_*E+v*R+x*D+M*O,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],n=t[4],i=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],p=t[3],f=t[7],m=t[11],g=t[15];return p*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+f*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+m*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+g*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*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,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=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,M=p*h*o-c*f*o-p*a*u+s*f*u+c*a*m-s*h*m,y=e*_+n*v+i*x+r*M;if(0===y)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/y;return t[0]=_*S,t[1]=(f*u*r-h*m*r-f*i*d+n*m*d+h*i*g-n*u*g)*S,t[2]=(a*m*r-f*o*r+f*i*l-n*m*l-a*i*g+n*o*g)*S,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*S,t[4]=v*S,t[5]=(c*m*r-p*u*r+p*i*d-e*m*d-c*i*g+e*u*g)*S,t[6]=(p*o*r-s*m*r-p*i*l+e*m*l+s*i*g-e*o*g)*S,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*S,t[8]=x*S,t[9]=(p*h*r-c*f*r-p*n*d+e*f*d+c*n*g-e*h*g)*S,t[10]=(s*f*r-p*a*r+p*n*l-e*f*l-s*n*g+e*a*g)*S,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*S,t[12]=M*S,t[13]=(c*f*i-p*h*i+p*n*u-e*f*u-c*n*m+e*h*m)*S,t[14]=(p*a*i-s*f*i-p*n*o+e*f*o+s*n*m-e*a*m)*S,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*S,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,s){return this.set(1,n,r,0,t,1,s,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=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,M=n.x,y=n.y,S=n.z;return i[0]=(1-(f+g))*M,i[1]=(d+x)*M,i[2]=(p-v)*M,i[3]=0,i[4]=(d-x)*y,i[5]=(1-(u+g))*y,i[6]=(m+_)*y,i[7]=0,i[8]=(p+v)*S,i[9]=(m-_)*S,i[10]=(1-(u+f))*S,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=Vi.set(i[0],i[1],i[2]).length();const s=Vi.set(i[4],i[5],i[6]).length(),a=Vi.set(i[8],i[9],i[10]).length(),o=this.determinant();o<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],Hi.copy(this);const l=1/r,c=1/s,h=1/a;return Hi.elements[0]*=l,Hi.elements[1]*=l,Hi.elements[2]*=l,Hi.elements[4]*=c,Hi.elements[5]*=c,Hi.elements[6]*=c,Hi.elements[8]*=h,Hi.elements[9]*=h,Hi.elements[10]*=h,e.setFromRotationMatrix(Hi),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s,a=an){const o=this.elements,l=2*r/(e-t),c=2*r/(n-i),h=(e+t)/(e-t),u=(n+i)/(n-i);let d,p;if(a===an)d=-(s+r)/(s-r),p=-2*s*r/(s-r);else{if(a!==on)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);d=-s/(s-r),p=-s*r/(s-r)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(t,e,n,i,r,s,a=an){const o=this.elements,l=1/(e-t),c=1/(n-i),h=1/(s-r),u=(e+t)*l,d=(n+i)*c;let p,f;if(a===an)p=(s+r)*h,f=-2*h;else{if(a!==on)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);p=r*h,f=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=f,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}const Vi=new hi,Hi=new ki,Gi=new hi(0,0,0),Wi=new hi(1,1,1),Xi=new hi,ji=new hi,Yi=new hi,qi=new ki,Ki=new ci;class $i{constructor(t=0,e=0,n=0,i=$i.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=i}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,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,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,n=!0){const i=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(fn(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(-fn(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(fn(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(-fn(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(fn(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(-fn(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:}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return qi.makeRotationFromQuaternion(t),this.setFromRotationMatrix(qi,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Ki.setFromEuler(this),this.setFromQuaternion(Ki,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}}$i.DEFAULT_ORDER="XYZ";class Zi{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 Ji=0;const Qi=new hi,tr=new ci,er=new ki,nr=new hi,ir=new hi,rr=new hi,sr=new ci,ar=new hi(1,0,0),or=new hi(0,1,0),lr=new hi(0,0,1),cr={type:"added"},hr={type:"removed"};class ur extends ln{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Ji++}),this.uuid=pn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ur.DEFAULT_UP.clone();const t=new hi,e=new $i,n=new ci,i=new hi(1,1,1);function r(){n.setFromEuler(e,!1)}function s(){e.setFromQuaternion(n,void 0,!1)}e._onChange(r),n._onChange(s),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new ki},normalMatrix:{value:new Fn}}),this.matrix=new ki,this.matrixWorld=new ki,this.matrixAutoUpdate=ur.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.matrixWorldAutoUpdate=ur.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.layers=new Zi,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 tr.setFromAxisAngle(t,e),this.quaternion.multiply(tr),this}rotateOnWorldAxis(t,e){return tr.setFromAxisAngle(t,e),this.quaternion.premultiply(tr),this}rotateX(t){return this.rotateOnAxis(ar,t)}rotateY(t){return this.rotateOnAxis(or,t)}rotateZ(t){return this.rotateOnAxis(lr,t)}translateOnAxis(t,e){return Qi.copy(t).applyQuaternion(this.quaternion),this.position.add(Qi.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(ar,t)}translateY(t){return this.translateOnAxis(or,t)}translateZ(t){return this.translateOnAxis(lr,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(er.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?nr.copy(t):nr.set(t,e,n);const i=this.parent;this.updateWorldMatrix(!0,!1),ir.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?er.lookAt(ir,nr,this.up):er.lookAt(nr,ir,this.up),this.quaternion.setFromRotationMatrix(er),i&&(er.extractRotation(i.matrixWorld),tr.setFromRotationMatrix(er),this.quaternion.premultiply(tr.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this||t&&t.isObject3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(cr)),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(hr)),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),er.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),er.multiply(t.parent.matrixWorld)),t.applyMatrix4(er),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 n=0,i=this.children.length;n<i;n++){const i=this.children[n],r=i.getObjectByProperty(t,e);if(void 0!==r)return r}}getObjectsByProperty(t,e){let n=[];this[t]===e&&n.push(this);for(let i=0,r=this.children.length;i<r;i++){const r=this.children[i].getObjectsByProperty(t,e);r.length>0&&(n=n.concat(r))}return n}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ir,t,rr),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ir,sr,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 n=0,i=e.length;n<i;n++)e[n].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].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 n=0,i=e.length;n<i;n++){const i=e[n];!0!==i.matrixWorldAutoUpdate&&!0!==t||i.updateMatrixWorld(t)}}updateWorldMatrix(t,e){const n=this.parent;if(!0===t&&null!==n&&!0===n.matrixWorldAutoUpdate&&n.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,n=t.length;e<n;e++){const n=t[e];!0===n.matrixWorldAutoUpdate&&n.updateWorldMatrix(!1,!0)}}}toJSON(t){const e=void 0===t||"string"===typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};function r(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e<i;e++){const i=n[e];r(t.shapes,i)}else r(t.shapes,n)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(t.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let n=0,i=this.material.length;n<i;n++)e.push(r(t.materials,this.material[n]));i.material=e}else i.material=r(t.materials,this.material);if(this.children.length>0){i.children=[];for(let e=0;e<this.children.length;e++)i.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){i.animations=[];for(let e=0;e<this.animations.length;e++){const n=this.animations[e];i.animations.push(r(t.animations,n))}}if(e){const e=s(t.geometries),i=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&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),h.length>0&&(n.nodes=h)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}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.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,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.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;n<t.children.length;n++){const e=t.children[n];this.add(e.clone())}return this}}ur.DEFAULT_UP=new hi(0,1,0),ur.DEFAULT_MATRIX_AUTO_UPDATE=!0,ur.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const dr=new hi,pr=new hi,fr=new hi,mr=new hi,gr=new hi,_r=new hi,vr=new hi,xr=new hi,Mr=new hi,yr=new hi;let Sr=!1;class br{constructor(t=new hi,e=new hi,n=new hi){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,i){i.subVectors(n,e),dr.subVectors(t,e),i.cross(dr);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){dr.subVectors(i,e),pr.subVectors(n,e),fr.subVectors(t,e);const s=dr.dot(dr),a=dr.dot(pr),o=dr.dot(fr),l=pr.dot(pr),c=pr.dot(fr),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,n,i){return this.getBarycoord(t,e,n,i,mr),mr.x>=0&&mr.y>=0&&mr.x+mr.y<=1}static getUV(t,e,n,i,r,s,a,o){return!1===Sr&&(Sr=!0),this.getInterpolation(t,e,n,i,r,s,a,o)}static getInterpolation(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,mr),o.setScalar(0),o.addScaledVector(r,mr.x),o.addScaledVector(s,mr.y),o.addScaledVector(a,mr.z),o}static isFrontFacing(t,e,n,i){return dr.subVectors(n,e),pr.subVectors(t,e),dr.cross(pr).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),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 dr.subVectors(this.c,this.b),pr.subVectors(this.a,this.b),.5*dr.cross(pr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return br.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return br.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return!1===Sr&&(Sr=!0),br.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}getInterpolation(t,e,n,i,r){return br.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return br.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return br.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let s,a;gr.subVectors(i,n),_r.subVectors(r,n),xr.subVectors(t,n);const o=gr.dot(xr),l=_r.dot(xr);if(o<=0&&l<=0)return e.copy(n);Mr.subVectors(t,i);const c=gr.dot(Mr),h=_r.dot(Mr);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector(gr,s);yr.subVectors(t,r);const d=gr.dot(yr),p=_r.dot(yr);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(n).addScaledVector(_r,a);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return vr.subVectors(r,i),a=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(vr,a);const g=1/(m+f+u);return s=f*g,a=u*g,e.copy(n).addScaledVector(gr,s).addScaledVector(_r,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const Er={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},Tr={h:0,s:0,l:0},Ar={h:0,s:0,l:0};function wr(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}class Rr{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(void 0===e&&void 0===n){const e=t;e&&e.isColor?this.copy(e):"number"===typeof e?this.setHex(e):"string"===typeof e&&this.setStyle(e)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=Be){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,qn.toWorkingColorSpace(this,e),this}setRGB(t,e,n,i=qn.workingColorSpace){return this.r=t,this.g=e,this.b=n,qn.toWorkingColorSpace(this,i),this}setHSL(t,e,n,i=qn.workingColorSpace){if(t=mn(t,1),e=fn(e,0,1),n=fn(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=wr(r,i,t+1/3),this.g=wr(r,i,t),this.b=wr(r,i,t-1/3)}return qn.toWorkingColorSpace(this,i),this}setStyle(t,e=Be){function n(t){void 0!==t&&parseFloat(t)}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(t)){let t;const r=i[1],s=i[2];switch(r){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(t[4]),this.setRGB(Math.min(255,parseInt(t[1],10))/255,Math.min(255,parseInt(t[2],10))/255,Math.min(255,parseInt(t[3],10))/255,e);if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(t[4]),this.setRGB(Math.min(100,parseInt(t[1],10))/100,Math.min(100,parseInt(t[2],10))/100,Math.min(100,parseInt(t[3],10))/100,e);break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(t[4]),this.setHSL(parseFloat(t[1])/360,parseFloat(t[2])/100,parseFloat(t[3])/100,e);break;default:}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=i[1],n=t.length;if(3===n)return this.setRGB(parseInt(t.charAt(0),16)/15,parseInt(t.charAt(1),16)/15,parseInt(t.charAt(2),16)/15,e);if(6===n)return this.setHex(parseInt(t,16),e)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=Be){const n=Er[t.toLowerCase()];return void 0!==n&&this.setHex(n,e),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=Kn(t.r),this.g=Kn(t.g),this.b=Kn(t.b),this}copyLinearToSRGB(t){return this.r=$n(t.r),this.g=$n(t.g),this.b=$n(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=Be){return qn.fromWorkingColorSpace(Cr.copy(this),t),65536*Math.round(fn(255*Cr.r,0,255))+256*Math.round(fn(255*Cr.g,0,255))+Math.round(fn(255*Cr.b,0,255))}getHexString(t=Be){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=qn.workingColorSpace){qn.fromWorkingColorSpace(Cr.copy(this),e);const n=Cr.r,i=Cr.g,r=Cr.b,s=Math.max(n,i,r),a=Math.min(n,i,r);let o,l;const c=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=c<=.5?t/(s+a):t/(2-s-a),s){case n:o=(i-r)/t+(i<r?6:0);break;case i:o=(r-n)/t+2;break;case r:o=(n-i)/t+4;break}o/=6}return t.h=o,t.s=l,t.l=c,t}getRGB(t,e=qn.workingColorSpace){return qn.fromWorkingColorSpace(Cr.copy(this),e),t.r=Cr.r,t.g=Cr.g,t.b=Cr.b,t}getStyle(t=Be){qn.fromWorkingColorSpace(Cr.copy(this),t);const e=Cr.r,n=Cr.g,i=Cr.b;return t!==Be?`color(${t} ${e.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*e)},${Math.round(255*n)},${Math.round(255*i)})`}offsetHSL(t,e,n){return this.getHSL(Tr),this.setHSL(Tr.h+t,Tr.s+e,Tr.l+n)}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,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(Tr),t.getHSL(Ar);const n=vn(Tr.h,Ar.h,e),i=vn(Tr.s,Ar.s,e),r=vn(Tr.l,Ar.l,e);return this.setHSL(n,i,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){const e=this.r,n=this.g,i=this.b,r=t.elements;return this.r=r[0]*e+r[3]*n+r[6]*i,this.g=r[1]*e+r[4]*n+r[7]*i,this.b=r[2]*e+r[5]*n+r[8]*i,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),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Cr=new Rr;Rr.NAMES=Er;let Pr=0;class Lr extends ln{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Pr++}),this.uuid=pn(),this.name="",this.type="Material",this.blending=g,this.side=d,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=P,this.blendDst=L,this.blendEquation=y,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Rr(0,0,0),this.blendAlpha=0,this.depthFunc=W,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ye,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=je,this.stencilZFail=je,this.stencilZPass=je,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.forceSinglePass=!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 n=t[e];if(void 0===n)continue;const i=this[e];void 0!==i&&(i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n)}}toJSON(t){const e=void 0===t||"string"===typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==g&&(n.blending=this.blending),this.side!==d&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==P&&(n.blendSrc=this.blendSrc),this.blendDst!==L&&(n.blendDst=this.blendDst),this.blendEquation!==y&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==W&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Ye&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==je&&(n.stencilFail=this.stencilFail),this.stencilZFail!==je&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==je&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}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.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,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 n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,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.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,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 Dr extends Lr{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Rr(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=K,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 Ir=new hi,Nr=new On;class Ur{constructor(t,e,n=!1){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=n,this.usage=nn,this.updateRange={offset:0,count:-1},this.gpuType=wt,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.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,n=this.count;e<n;e++)Nr.fromBufferAttribute(this,e),Nr.applyMatrix3(t),this.setXY(e,Nr.x,Nr.y);else if(3===this.itemSize)for(let e=0,n=this.count;e<n;e++)Ir.fromBufferAttribute(this,e),Ir.applyMatrix3(t),this.setXYZ(e,Ir.x,Ir.y,Ir.z);return this}applyMatrix4(t){for(let e=0,n=this.count;e<n;e++)Ir.fromBufferAttribute(this,e),Ir.applyMatrix4(t),this.setXYZ(e,Ir.x,Ir.y,Ir.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)Ir.fromBufferAttribute(this,e),Ir.applyNormalMatrix(t),this.setXYZ(e,Ir.x,Ir.y,Ir.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)Ir.fromBufferAttribute(this,e),Ir.transformDirection(t),this.setXYZ(e,Ir.x,Ir.y,Ir.z);return this}set(t,e=0){return this.array.set(t,e),this}getComponent(t,e){let n=this.array[t*this.itemSize+e];return this.normalized&&(n=In(n,this.array)),n}setComponent(t,e,n){return this.normalized&&(n=Nn(n,this.array)),this.array[t*this.itemSize+e]=n,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=In(e,this.array)),e}setX(t,e){return this.normalized&&(e=Nn(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=In(e,this.array)),e}setY(t,e){return this.normalized&&(e=Nn(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=In(e,this.array)),e}setZ(t,e){return this.normalized&&(e=Nn(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=In(e,this.array)),e}setW(t,e){return this.normalized&&(e=Nn(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array)),this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(t,e,n,i){return t*=this.itemSize,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array),i=Nn(i,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this}setXYZW(t,e,n,i,r){return t*=this.itemSize,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array),i=Nn(i,this.array),r=Nn(r,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,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!==nn&&(t.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(t.updateRange=this.updateRange),t}}class Or extends Ur{constructor(t,e,n){super(new Uint16Array(t),e,n)}}class Fr extends Ur{constructor(t,e,n){super(new Uint32Array(t),e,n)}}class Br extends Ur{constructor(t,e,n){super(new Float32Array(t),e,n)}}let zr=0;const kr=new ki,Vr=new ur,Hr=new hi,Gr=new pi,Wr=new pi,Xr=new hi;class jr extends ln{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:zr++}),this.uuid=pn(),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(zn(t)?Fr:Or)(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,n=0){this.groups.push({start:t,count:e,materialIndex:n})}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 n=this.attributes.normal;if(void 0!==n){const e=(new Fn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return kr.makeRotationFromQuaternion(t),this.applyMatrix4(kr),this}rotateX(t){return kr.makeRotationX(t),this.applyMatrix4(kr),this}rotateY(t){return kr.makeRotationY(t),this.applyMatrix4(kr),this}rotateZ(t){return kr.makeRotationZ(t),this.applyMatrix4(kr),this}translate(t,e,n){return kr.makeTranslation(t,e,n),this.applyMatrix4(kr),this}scale(t,e,n){return kr.makeScale(t,e,n),this.applyMatrix4(kr),this}lookAt(t){return Vr.lookAt(t),Vr.updateMatrix(),this.applyMatrix4(Vr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Hr).negate(),this.translate(Hr.x,Hr.y,Hr.z),this}setFromPoints(t){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n];e.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new Br(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new pi);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)this.boundingBox.set(new hi(-1/0,-1/0,-1/0),new hi(1/0,1/0,1/0));else{if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,n=e.length;t<n;t++){const n=e[t];Gr.setFromBufferAttribute(n),this.morphTargetsRelative?(Xr.addVectors(this.boundingBox.min,Gr.min),this.boundingBox.expandByPoint(Xr),Xr.addVectors(this.boundingBox.max,Gr.max),this.boundingBox.expandByPoint(Xr)):(this.boundingBox.expandByPoint(Gr.min),this.boundingBox.expandByPoint(Gr.max))}}else this.boundingBox.makeEmpty();isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z)}}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new Li);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)this.boundingSphere.set(new hi,1/0);else if(t){const n=this.boundingSphere.center;if(Gr.setFromBufferAttribute(t),e)for(let t=0,r=e.length;t<r;t++){const n=e[t];Wr.setFromBufferAttribute(n),this.morphTargetsRelative?(Xr.addVectors(Gr.min,Wr.min),Gr.expandByPoint(Xr),Xr.addVectors(Gr.max,Wr.max),Gr.expandByPoint(Xr)):(Gr.expandByPoint(Wr.min),Gr.expandByPoint(Wr.max))}Gr.getCenter(n);let i=0;for(let e=0,r=t.count;e<r;e++)Xr.fromBufferAttribute(t,e),i=Math.max(i,n.distanceToSquared(Xr));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++)Xr.fromBufferAttribute(s,e),a&&(Hr.fromBufferAttribute(t,e),Xr.add(Hr)),i=Math.max(i,n.distanceToSquared(Xr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)}}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return;const n=t.array,i=e.position.array,r=e.normal.array,s=e.uv.array,a=i.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new Ur(new Float32Array(4*a),4));const o=this.getAttribute("tangent").array,l=[],c=[];for(let T=0;T<a;T++)l[T]=new hi,c[T]=new hi;const h=new hi,u=new hi,d=new hi,p=new On,f=new On,m=new On,g=new hi,_=new hi;function v(t,e,n){h.fromArray(i,3*t),u.fromArray(i,3*e),d.fromArray(i,3*n),p.fromArray(s,2*t),f.fromArray(s,2*e),m.fromArray(s,2*n),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[n].add(g),c[t].add(_),c[e].add(_),c[n].add(_))}let x=this.groups;0===x.length&&(x=[{start:0,count:n.length}]);for(let T=0,A=x.length;T<A;++T){const t=x[T],e=t.start,i=t.count;for(let r=e,s=e+i;r<s;r+=3)v(n[r+0],n[r+1],n[r+2])}const M=new hi,y=new hi,S=new hi,b=new hi;function E(t){S.fromArray(r,3*t),b.copy(S);const e=l[t];M.copy(e),M.sub(S.multiplyScalar(S.dot(e))).normalize(),y.crossVectors(b,e);const n=y.dot(c[t]),i=n<0?-1:1;o[4*t]=M.x,o[4*t+1]=M.y,o[4*t+2]=M.z,o[4*t+3]=i}for(let T=0,A=x.length;T<A;++T){const t=x[T],e=t.start,i=t.count;for(let r=e,s=e+i;r<s;r+=3)E(n[r+0]),E(n[r+1]),E(n[r+2])}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n)n=new Ur(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(let t=0,e=n.count;t<e;t++)n.setXYZ(t,0,0,0);const i=new hi,r=new hi,s=new hi,a=new hi,o=new hi,l=new hi,c=new hi,h=new hi;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);i.fromBufferAttribute(e,d),r.fromBufferAttribute(e,p),s.fromBufferAttribute(e,f),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),a.fromBufferAttribute(n,d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),a.add(c),o.add(c),l.add(c),n.setXYZ(d,a.x,a.y,a.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let t=0,u=e.count;t<u;t+=3)i.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),s.fromBufferAttribute(e,t+2),c.subVectors(s,r),h.subVectors(i,r),c.cross(h),n.setXYZ(t+0,c.x,c.y,c.z),n.setXYZ(t+1,c.x,c.y,c.z),n.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)Xr.fromBufferAttribute(t,e),Xr.normalize(),t.setXYZ(e,Xr.x,Xr.y,Xr.z)}toNonIndexed(){function t(t,e){const n=t.array,i=t.itemSize,r=t.normalized,s=new n.constructor(e.length*i);let a=0,o=0;for(let l=0,c=e.length;l<c;l++){a=t.isInterleavedBufferAttribute?e[l]*t.data.stride+t.offset:e[l]*i;for(let t=0;t<i;t++)s[o++]=n[a++]}return new Ur(s,i,r)}if(null===this.index)return this;const e=new jr,n=this.index.array,i=this.attributes;for(const a in i){const r=i[a],s=t(r,n);e.setAttribute(a,s)}const r=this.morphAttributes;for(const a in r){const i=[],s=r[a];for(let e=0,r=s.length;e<r;e++){const r=s[e],a=t(r,n);i.push(a)}e.morphAttributes[a]=i}e.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let a=0,o=s.length;a<o;a++){const t=s[a];e.addGroup(t.start,t.count,t.materialIndex)}return e}toJSON(){const t={metadata:{version:4.6,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 n in e)void 0!==e[n]&&(t[n]=e[n]);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 n=this.attributes;for(const o in n){const e=n[o];t.data.attributes[o]=e.toJSON(t.data)}const i={};let r=!1;for(const o in this.morphAttributes){const e=this.morphAttributes[o],n=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];n.push(r.toJSON(t.data))}n.length>0&&(i[o]=n,r=!0)}r&&(t.data.morphAttributes=i,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 n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const l in i){const t=i[l];this.setAttribute(l,t.clone(e))}const r=t.morphAttributes;for(const l in r){const t=[],n=r[l];for(let i=0,r=n.length;i<r;i++)t.push(n[i].clone(e));this.morphAttributes[l]=t}this.morphTargetsRelative=t.morphTargetsRelative;const s=t.groups;for(let l=0,c=s.length;l<c;l++){const t=s[l];this.addGroup(t.start,t.count,t.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,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Yr=new ki,qr=new zi,Kr=new Li,$r=new hi,Zr=new hi,Jr=new hi,Qr=new hi,ts=new hi,es=new hi,ns=new On,is=new On,rs=new On,ss=new hi,as=new hi,os=new hi,ls=new hi,cs=new hi;class hs extends ur{constructor(t=new jr,e=new Dr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}getVertexPosition(t,e){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,s=n.morphTargetsRelative;e.fromBufferAttribute(i,t);const a=this.morphTargetInfluences;if(r&&a){es.set(0,0,0);for(let n=0,i=r.length;n<i;n++){const i=a[n],o=r[n];0!==i&&(ts.fromBufferAttribute(o,t),s?es.addScaledVector(ts,i):es.addScaledVector(ts.sub(e),i))}e.add(es)}return e}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===n.boundingSphere&&n.computeBoundingSphere(),Kr.copy(n.boundingSphere),Kr.applyMatrix4(r),qr.copy(t.ray).recast(t.near),!1===Kr.containsPoint(qr.origin)){if(null===qr.intersectSphere(Kr,$r))return;if(qr.origin.distanceToSquared($r)>(t.far-t.near)**2)return}Yr.copy(r).invert(),qr.copy(t.ray).applyMatrix4(Yr),null!==n.boundingBox&&!1===qr.intersectsBox(n.boundingBox)||this._computeIntersections(t,e,qr)}}_computeIntersections(t,e,n){let i;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let p=0,f=u.length;p<f;p++){const r=u[p],o=s[r.materialIndex],f=Math.max(r.start,d.start),m=Math.min(a.count,Math.min(r.start+r.count,d.start+d.count));for(let s=f,u=m;s<u;s+=3){const u=a.getX(s),d=a.getX(s+1),p=a.getX(s+2);i=ds(this,o,t,n,l,c,h,u,d,p),i&&(i.faceIndex=Math.floor(s/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{const r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);for(let u=r,d=o;u<d;u+=3){const r=a.getX(u),o=a.getX(u+1),d=a.getX(u+2);i=ds(this,s,t,n,l,c,h,r,o,d),i&&(i.faceIndex=Math.floor(u/3),e.push(i))}}else if(void 0!==o)if(Array.isArray(s))for(let p=0,f=u.length;p<f;p++){const r=u[p],a=s[r.materialIndex],f=Math.max(r.start,d.start),m=Math.min(o.count,Math.min(r.start+r.count,d.start+d.count));for(let s=f,o=m;s<o;s+=3){const o=s,u=s+1,d=s+2;i=ds(this,a,t,n,l,c,h,o,u,d),i&&(i.faceIndex=Math.floor(s/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{const r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);for(let o=r,u=a;o<u;o+=3){const r=o,a=o+1,u=o+2;i=ds(this,s,t,n,l,c,h,r,a,u),i&&(i.faceIndex=Math.floor(o/3),e.push(i))}}}}function us(t,e,n,i,r,s,a,o){let l;if(l=e.side===p?i.intersectTriangle(a,s,r,!0,o):i.intersectTriangle(r,s,a,e.side===d,o),null===l)return null;cs.copy(o),cs.applyMatrix4(t.matrixWorld);const c=n.ray.origin.distanceTo(cs);return c<n.near||c>n.far?null:{distance:c,point:cs.clone(),object:t}}function ds(t,e,n,i,r,s,a,o,l,c){t.getVertexPosition(o,Zr),t.getVertexPosition(l,Jr),t.getVertexPosition(c,Qr);const h=us(t,e,n,i,Zr,Jr,Qr,ls);if(h){r&&(ns.fromBufferAttribute(r,o),is.fromBufferAttribute(r,l),rs.fromBufferAttribute(r,c),h.uv=br.getInterpolation(ls,Zr,Jr,Qr,ns,is,rs,new On)),s&&(ns.fromBufferAttribute(s,o),is.fromBufferAttribute(s,l),rs.fromBufferAttribute(s,c),h.uv1=br.getInterpolation(ls,Zr,Jr,Qr,ns,is,rs,new On),h.uv2=h.uv1),a&&(ss.fromBufferAttribute(a,o),as.fromBufferAttribute(a,l),os.fromBufferAttribute(a,c),h.normal=br.getInterpolation(ls,Zr,Jr,Qr,ss,as,os,new hi),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const t={a:o,b:l,c:c,normal:new hi,materialIndex:0};br.getNormal(Zr,Jr,Qr,t.normal),h.face=t}return h}class ps extends jr{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,s,p,f,m,g,_){const v=s/m,x=p/g,M=s/2,y=p/2,S=f/2,b=m+1,E=g+1;let T=0,A=0;const w=new hi;for(let a=0;a<E;a++){const s=a*x-y;for(let o=0;o<b;o++){const u=o*v-M;w[t]=u*i,w[e]=s*r,w[n]=S,l.push(w.x,w.y,w.z),w[t]=0,w[e]=0,w[n]=f>0?1:-1,c.push(w.x,w.y,w.z),h.push(o/m),h.push(1-a/g),T+=1}}for(let a=0;a<g;a++)for(let t=0;t<m;t++){const e=u+t+b*a,n=u+t+b*(a+1),i=u+(t+1)+b*(a+1),r=u+(t+1)+b*a;o.push(e,n,r),o.push(n,i,r),A+=6}a.addGroup(d,A,_),d+=A,u+=T}p("z","y","x",-1,-1,n,e,t,s,r,0),p("z","y","x",1,-1,n,e,-t,s,r,1),p("x","z","y",1,1,t,n,e,i,s,2),p("x","z","y",1,-1,t,n,-e,i,s,3),p("x","y","z",1,-1,t,e,n,i,r,4),p("x","y","z",-1,-1,t,e,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new Br(l,3)),this.setAttribute("normal",new Br(c,3)),this.setAttribute("uv",new Br(h,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new ps(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}function fs(t){const e={};for(const n in t){e[n]={};for(const i in t[n]){const r=t[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?e[n][i]=null:e[n][i]=r.clone():Array.isArray(r)?e[n][i]=r.slice():e[n][i]=r}}return e}function ms(t){const e={};for(let n=0;n<t.length;n++){const i=fs(t[n]);for(const t in i)e[t]=i[t]}return e}function gs(t){const e=[];for(let n=0;n<t.length;n++)e.push(t[n].clone());return e}function _s(t){return null===t.getRenderTarget()?t.outputColorSpace:qn.workingColorSpace}const vs={clone:fs,merge:ms};var xs="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",Ms="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";class ys extends Lr{constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=xs,this.fragmentShader=Ms,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&this.setValues(t)}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=fs(t.uniforms),this.uniformsGroups=gs(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],r=n.value;r&&r.isTexture?e.uniforms[i]={type:"t",value:r.toJSON(t).uuid}:r&&r.isColor?e.uniforms[i]={type:"c",value:r.getHex()}:r&&r.isVector2?e.uniforms[i]={type:"v2",value:r.toArray()}:r&&r.isVector3?e.uniforms[i]={type:"v3",value:r.toArray()}:r&&r.isVector4?e.uniforms[i]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?e.uniforms[i]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?e.uniforms[i]={type:"m4",value:r.toArray()}:e.uniforms[i]={value:r}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}class Ss extends ur{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ki,this.projectionMatrix=new ki,this.projectionMatrixInverse=new ki,this.coordinateSystem=an}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}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 bs extends Ss{constructor(t=50,e=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,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*dn*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*un*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*dn*Math.atan(Math.tan(.5*un*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,n,i,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=n,this.view.offsetY=i,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*un*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far,this.coordinateSystem),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 Es=-90,Ts=1;class As extends ur{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new bs(Es,Ts,t,e);i.layers=this.layers,this.add(i);const r=new bs(Es,Ts,t,e);r.layers=this.layers,this.add(r);const s=new bs(Es,Ts,t,e);s.layers=this.layers,this.add(s);const a=new bs(Es,Ts,t,e);a.layers=this.layers,this.add(a);const o=new bs(Es,Ts,t,e);o.layers=this.layers,this.add(o);const l=new bs(Es,Ts,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[n,i,r,s,a,o]=e;for(const l of e)this.remove(l);if(t===an)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==on)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const l of e)this.add(l),l.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,s,a,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0,i),t.render(e,r),t.setRenderTarget(n,1,i),t.render(e,s),t.setRenderTarget(n,2,i),t.render(e,a),t.setRenderTarget(n,3,i),t.render(e,o),t.setRenderTarget(n,4,i),t.render(e,l),n.texture.generateMipmaps=f,t.setRenderTarget(n,5,i),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class ws extends ii{constructor(t,e,n,i,r,s,a,o,l,c){t=void 0!==t?t:[],e=void 0!==e?e:ot,super(t,e,n,i,r,s,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Rs extends ai{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const n={width:t,height:t,depth:1},i=[n,n,n,n,n,n];void 0!==e.encoding&&(Gn("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),e.colorSpace=e.encoding===De?Be:Fe),this.texture=new ws(i,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:vt}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={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"},i=new ps(5,5,5),r=new ys({name:"CubemapFromEquirect",uniforms:fs(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:p,blending:m});r.uniforms.tEquirect.value=e;const s=new hs(i,r),a=e.minFilter;e.minFilter===Mt&&(e.minFilter=vt);const o=new As(1,10,this);return o.update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let s=0;s<6;s++)t.setRenderTarget(this,s),t.clear(e,n,i);t.setRenderTarget(r)}}const Cs=new hi,Ps=new hi,Ls=new Fn;class Ds{constructor(t=new hi(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,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Cs.subVectors(n,e).cross(Ps.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,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(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const n=t.delta(Cs),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(t.start).addScaledVector(n,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<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 n=e||Ls.getNormalMatrix(t),i=this.coplanarPoint(Cs).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.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 Is=new Li,Ns=new hi;class Us{constructor(t=new Ds,e=new Ds,n=new Ds,i=new Ds,r=new Ds,s=new Ds){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=an){const n=this.planes,i=t.elements,r=i[0],s=i[1],a=i[2],o=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],p=i[9],f=i[10],m=i[11],g=i[12],_=i[13],v=i[14],x=i[15];if(n[0].setComponents(o-r,u-l,m-d,x-g).normalize(),n[1].setComponents(o+r,u+l,m+d,x+g).normalize(),n[2].setComponents(o+s,u+c,m+p,x+_).normalize(),n[3].setComponents(o-s,u-c,m-p,x-_).normalize(),n[4].setComponents(o-a,u-h,m-f,x-v).normalize(),e===an)n[5].setComponents(o+a,u+h,m+f,x+v).normalize();else{if(e!==on)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);n[5].setComponents(a,h,f,v).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Is.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Is.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Is)}intersectsSprite(t){return Is.center.set(0,0,0),Is.radius=.7071067811865476,Is.applyMatrix4(t.matrixWorld),this.intersectsSphere(Is)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){const t=e[r].distanceToPoint(n);if(t<i)return!1}return!0}intersectsBox(t){const e=this.planes;for(let n=0;n<6;n++){const i=e[n];if(Ns.x=i.normal.x>0?t.max.x:t.min.x,Ns.y=i.normal.y>0?t.max.y:t.min.y,Ns.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Ns)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Os(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function Fs(t,e){const n=e.isWebGL2,i=new WeakMap;function r(e,i){const r=e.array,s=e.usage,a=t.createBuffer();let o;if(t.bindBuffer(i,a),t.bufferData(i,r,s),e.onUploadCallback(),r instanceof Float32Array)o=t.FLOAT;else if(r instanceof Uint16Array)if(e.isFloat16BufferAttribute){if(!n)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}}function s(e,i,r){const s=i.array,a=i.updateRange;t.bindBuffer(r,e),-1===a.count?t.bufferSubData(r,0,s):(n?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),i.onUploadCallback()}function a(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)}function o(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))}function l(t,e){if(t.isGLBufferAttribute){const e=i.get(t);return void((!e||e.version<t.version)&&i.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version}))}t.isInterleavedBufferAttribute&&(t=t.data);const n=i.get(t);void 0===n?i.set(t,r(t,e)):n.version<t.version&&(s(n.buffer,t,e),n.version=t.version)}return{get:a,remove:o,update:l}}class Bs extends jr{constructor(t=1,e=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=t/2,s=e/2,a=Math.floor(n),o=Math.floor(i),l=a+1,c=o+1,h=t/a,u=e/o,d=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const t=g*u-s;for(let e=0;e<l;e++){const n=e*h-r;p.push(n,-t,0),f.push(0,0,1),m.push(e/a),m.push(1-g/o)}}for(let g=0;g<o;g++)for(let t=0;t<a;t++){const e=t+l*g,n=t+l*(g+1),i=t+1+l*(g+1),r=t+1+l*g;d.push(e,n,r),d.push(n,i,r)}this.setIndex(d),this.setAttribute("position",new Br(p,3)),this.setAttribute("normal",new Br(f,3)),this.setAttribute("uv",new Br(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Bs(t.width,t.height,t.widthSegments,t.heightSegments)}}var zs="#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",ks="#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",Vs="#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",Hs="#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",Gs="#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",Ws="#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",Xs="#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",js="#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",Ys="vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",qs="vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",Ks="float 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} // validated",$s="#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\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\treturn 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 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",Zs="#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + 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 = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( 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",Js="#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",Qs="#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",ta="#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",ea="#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",na="#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",ia="#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",ra="#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",sa="#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",aa="#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};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\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}\nvec3 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} // validated",oa="#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\thighp vec2 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 cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_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 ), cubeUV_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",la="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",ca="#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",ha="#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",ua="#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",da="#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",pa="gl_FragColor = linearToOutputTexel( gl_FragColor );",fa="\nconst mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(\n\tvec3( 0.8224621, 0.177538, 0.0 ),\n\tvec3( 0.0331941, 0.9668058, 0.0 ),\n\tvec3( 0.0170827, 0.0723974, 0.9105199 )\n);\nconst mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.2249401, - 0.2249404, 0.0 ),\n\tvec3( - 0.0420569, 1.0420571, 0.0 ),\n\tvec3( - 0.0196376, - 0.0786361, 1.0982735 )\n);\nvec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {\n\treturn vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );\n}\nvec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {\n\treturn vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );\n}\nvec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferOETF( 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}\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn sRGBTransferOETF( value );\n}",ma="#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#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",ga="#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",_a="#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",va="#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",xa="#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",Ma="#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",ya="#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",Sa="#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",ba="#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",Ea="#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\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",Ta="#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",Aa="#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",wa="LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",Ra="varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",Ca="uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\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 ( LEGACY_LIGHTS )\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#else\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#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, 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 vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\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 vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\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",Pa="#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef 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#ifdef 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\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",La="ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",Da="varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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",Ia="BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",Na="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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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",Ua="PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\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\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\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( ( material.ior - 1.0 ) / ( material.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, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).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, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).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_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tanisotropyV /= material.anisotropy;\n\tmaterial.anisotropy = saturate( material.anisotropy );\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x - tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x + tbn[ 0 ] * anisotropyV.y;\n#endif",Oa="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\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( 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}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\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 = F_Schlick( f0, f90, dotVH );\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\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.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\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\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}\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\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\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(    0, 1,    0 ),\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, 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( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, 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}",Fa="\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\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, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\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, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\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 ], geometryNormal );\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",Ba="#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\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( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",za="#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",ka="#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",Va="#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",Ha="#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",Ga="#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",Wa="#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\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\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",Xa="#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",ja="#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\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",Ya="#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",qa="float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",Ka="#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",$a="#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",Za="#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",Ja="#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",Qa="#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",to="float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",eo="#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).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( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",no="#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",io="#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",ro="#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",so="#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.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 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",ao="#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",oo="#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",lo="#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",co="#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",ho="#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",uo="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}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\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 depth, const in float near, const in float far ) {\n\treturn depth * ( 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 depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",po="#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",fo="vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",mo="#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",go="#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",_o="float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",vo="#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",xo="#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#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\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\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\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  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.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  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.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",Mo="#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#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\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",yo="#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",So="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, vSpotLightCoord[ 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}",bo="#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",Eo="#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",To="#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",Ao="#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",wo="float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",Ro="#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",Co="#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",Po="#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( 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(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\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; }",Lo="#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",Do="#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\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\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 lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\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 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",Io="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",No="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",Uo="#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",Oo="#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\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";const Fo="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}",Bo="uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",zo="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}",ko="#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",Vo="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}",Ho="uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",Go="#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}",Wo="#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 <alphahash_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 <alphahash_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}",Xo="#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}",jo="#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 <alphahash_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\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",Yo="varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",qo="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 <colorspace_fragment>\n}",Ko="uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\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 <uv_vertex>\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}",$o="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 <uv_pars_fragment>\n#include <map_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 <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",Zo="#include <common>\n#include <uv_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 <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}",Jo="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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <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 <alphahash_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, vLightMapUv );\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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",Qo="#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_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 <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}",tl="#define LAMBERT\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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_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 <alphahash_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_lambert_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 <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",el="#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}",nl="#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 <alphahash_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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",il="#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\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( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",rl="#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\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}",sl="#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_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 <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}",al="#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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",ol="#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 <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 <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}",ll="#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_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 USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\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_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\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 <alphahash_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 + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",cl="#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_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 <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}",hl="#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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",ul="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>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\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}",dl="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 <alphahash_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\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",pl="#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_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 <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",fl="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 <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",ml="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}",gl="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 <alphahash_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\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",_l={alphahash_fragment:zs,alphahash_pars_fragment:ks,alphamap_fragment:Vs,alphamap_pars_fragment:Hs,alphatest_fragment:Gs,alphatest_pars_fragment:Ws,aomap_fragment:Xs,aomap_pars_fragment:js,begin_vertex:Ys,beginnormal_vertex:qs,bsdfs:Ks,iridescence_fragment:$s,bumpmap_pars_fragment:Zs,clipping_planes_fragment:Js,clipping_planes_pars_fragment:Qs,clipping_planes_pars_vertex:ta,clipping_planes_vertex:ea,color_fragment:na,color_pars_fragment:ia,color_pars_vertex:ra,color_vertex:sa,common:aa,cube_uv_reflection_fragment:oa,defaultnormal_vertex:la,displacementmap_pars_vertex:ca,displacementmap_vertex:ha,emissivemap_fragment:ua,emissivemap_pars_fragment:da,colorspace_fragment:pa,colorspace_pars_fragment:fa,envmap_fragment:ma,envmap_common_pars_fragment:ga,envmap_pars_fragment:_a,envmap_pars_vertex:va,envmap_physical_pars_fragment:Pa,envmap_vertex:xa,fog_vertex:Ma,fog_pars_vertex:ya,fog_fragment:Sa,fog_pars_fragment:ba,gradientmap_pars_fragment:Ea,lightmap_fragment:Ta,lightmap_pars_fragment:Aa,lights_lambert_fragment:wa,lights_lambert_pars_fragment:Ra,lights_pars_begin:Ca,lights_toon_fragment:La,lights_toon_pars_fragment:Da,lights_phong_fragment:Ia,lights_phong_pars_fragment:Na,lights_physical_fragment:Ua,lights_physical_pars_fragment:Oa,lights_fragment_begin:Fa,lights_fragment_maps:Ba,lights_fragment_end:za,logdepthbuf_fragment:ka,logdepthbuf_pars_fragment:Va,logdepthbuf_pars_vertex:Ha,logdepthbuf_vertex:Ga,map_fragment:Wa,map_pars_fragment:Xa,map_particle_fragment:ja,map_particle_pars_fragment:Ya,metalnessmap_fragment:qa,metalnessmap_pars_fragment:Ka,morphcolor_vertex:$a,morphnormal_vertex:Za,morphtarget_pars_vertex:Ja,morphtarget_vertex:Qa,normal_fragment_begin:to,normal_fragment_maps:eo,normal_pars_fragment:no,normal_pars_vertex:io,normal_vertex:ro,normalmap_pars_fragment:so,clearcoat_normal_fragment_begin:ao,clearcoat_normal_fragment_maps:oo,clearcoat_pars_fragment:lo,iridescence_pars_fragment:co,opaque_fragment:ho,packing:uo,premultiplied_alpha_fragment:po,project_vertex:fo,dithering_fragment:mo,dithering_pars_fragment:go,roughnessmap_fragment:_o,roughnessmap_pars_fragment:vo,shadowmap_pars_fragment:xo,shadowmap_pars_vertex:Mo,shadowmap_vertex:yo,shadowmask_pars_fragment:So,skinbase_vertex:bo,skinning_pars_vertex:Eo,skinning_vertex:To,skinnormal_vertex:Ao,specularmap_fragment:wo,specularmap_pars_fragment:Ro,tonemapping_fragment:Co,tonemapping_pars_fragment:Po,transmission_fragment:Lo,transmission_pars_fragment:Do,uv_pars_fragment:Io,uv_pars_vertex:No,uv_vertex:Uo,worldpos_vertex:Oo,background_vert:Fo,background_frag:Bo,backgroundCube_vert:zo,backgroundCube_frag:ko,cube_vert:Vo,cube_frag:Ho,depth_vert:Go,depth_frag:Wo,distanceRGBA_vert:Xo,distanceRGBA_frag:jo,equirect_vert:Yo,equirect_frag:qo,linedashed_vert:Ko,linedashed_frag:$o,meshbasic_vert:Zo,meshbasic_frag:Jo,meshlambert_vert:Qo,meshlambert_frag:tl,meshmatcap_vert:el,meshmatcap_frag:nl,meshnormal_vert:il,meshnormal_frag:rl,meshphong_vert:sl,meshphong_frag:al,meshphysical_vert:ol,meshphysical_frag:ll,meshtoon_vert:cl,meshtoon_frag:hl,points_vert:ul,points_frag:dl,shadow_vert:pl,shadow_frag:fl,sprite_vert:ml,sprite_frag:gl},vl={common:{diffuse:{value:new Rr(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Fn},alphaMap:{value:null},alphaMapTransform:{value:new Fn},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Fn}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Fn}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Fn}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Fn},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Fn},normalScale:{value:new On(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Fn},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Fn}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new 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Rr(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:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{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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Ss{constructor(t=-1,e=1,n=1,i=-1,r=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(t,e){return 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,n,i,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=n,this.view.offsetY=i,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),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,s=n+t,a=i+e,o=i-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.coordinateSystem),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 Rl=4,Cl=[.125,.215,.35,.446,.526,.582],Pl=20,Ll=new wl,Dl=new Rr;let Il=null,Nl=0,Ul=0;const Ol=(1+Math.sqrt(5))/2,Fl=1/Ol,Bl=[new hi(1,1,1),new hi(-1,1,1),new hi(1,1,-1),new hi(-1,1,-1),new hi(0,Ol,Fl),new hi(0,Ol,-Fl),new hi(Fl,0,Ol),new hi(-Fl,0,Ol),new hi(Ol,Fl,0),new hi(-Ol,Fl,0)];class zl{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,n=.1,i=100){Il=this._renderer.getRenderTarget(),Nl=this._renderer.getActiveCubeFace(),Ul=this._renderer.getActiveMipmapLevel(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(t,n,i,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=Xl(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Wl(),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(Il,Nl,Ul),t.scissorTest=!1,Hl(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===ot||t.mapping===lt?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),Il=this._renderer.getRenderTarget(),Nl=this._renderer.getActiveCubeFace(),Ul=this._renderer.getActiveMipmapLevel();const n=e||this._allocateTargets();return this._textureToCubeUV(t,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,n={magFilter:vt,minFilter:vt,generateMipmaps:!1,type:Rt,format:It,colorSpace:ze,depthBuffer:!1},i=Vl(t,e,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Vl(t,e,n);const{_lodMax:i}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=kl(i)),this._blurMaterial=Gl(i,t,e)}return i}_compileMaterial(t){const e=new hs(this._lodPlanes[0],t);this._renderer.compile(e,Ll)}_sceneToCubeUV(t,e,n,i){const r=90,s=1,a=new bs(r,s,e,n),o=[1,-1,1,1,1,1],l=[1,1,1,-1,-1,-1],c=this._renderer,h=c.autoClear,u=c.toneMapping;c.getClearColor(Dl),c.toneMapping=J,c.autoClear=!1;const d=new Dr({name:"PMREM.Background",side:p,depthWrite:!1,depthTest:!1}),f=new hs(new ps,d);let m=!1;const g=t.background;g?g.isColor&&(d.color.copy(g),t.background=null,m=!0):(d.color.copy(Dl),m=!0);for(let p=0;p<6;p++){const e=p%3;0===e?(a.up.set(0,o[p],0),a.lookAt(l[p],0,0)):1===e?(a.up.set(0,0,o[p]),a.lookAt(0,l[p],0)):(a.up.set(0,o[p],0),a.lookAt(0,0,l[p]));const n=this._cubeSize;Hl(i,e*n,p>2?n:0,n,n),c.setRenderTarget(i),m&&c.render(f,a),c.render(t,a)}f.geometry.dispose(),f.material.dispose(),c.toneMapping=u,c.autoClear=h,t.background=g}_textureToCubeUV(t,e){const n=this._renderer,i=t.mapping===ot||t.mapping===lt;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=Xl()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Wl());const r=i?this._cubemapMaterial:this._equirectMaterial,s=new hs(this._lodPlanes[0],r),a=r.uniforms;a["envMap"].value=t;const o=this._cubeSize;Hl(e,0,0,3*o,2*o),n.setRenderTarget(e),n.render(s,Ll)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let i=1;i<this._lodPlanes.length;i++){const e=Math.sqrt(this._sigmas[i]*this._sigmas[i]-this._sigmas[i-1]*this._sigmas[i-1]),n=Bl[(i-1)%Bl.length];this._blur(t,i-1,i,e,n)}e.autoClear=n}_blur(t,e,n,i,r){const s=this._pingPongRenderTarget;this._halfBlur(t,s,e,n,i,"latitudinal",r),this._halfBlur(s,t,n,n,i,"longitudinal",r)}_halfBlur(t,e,n,i,r,s,a){const o=this._renderer,l=this._blurMaterial,c=3,h=new hs(this._lodPlanes[i],l),u=l.uniforms,d=this._sizeLods[n]-1,p=isFinite(r)?Math.PI/(2*d):2*Math.PI/(2*Pl-1),f=r/p,m=isFinite(r)?1+Math.floor(c*f):Pl,g=[];let _=0;for(let S=0;S<Pl;++S){const t=S/f,e=Math.exp(-t*t/2);g.push(e),0===S?_+=e:S<m&&(_+=2*e)}for(let S=0;S<g.length;S++)g[S]=g[S]/_;u["envMap"].value=t.texture,u["samples"].value=m,u["weights"].value=g,u["latitudinal"].value="latitudinal"===s,a&&(u["poleAxis"].value=a);const{_lodMax:v}=this;u["dTheta"].value=p,u["mipInt"].value=v-n;const x=this._sizeLods[i],M=3*x*(i>v-Rl?i-v+Rl:0),y=4*(this._cubeSize-x);Hl(e,M,y,3*x,2*x),o.setRenderTarget(e),o.render(h,Ll)}}function kl(t){const e=[],n=[],i=[];let r=t;const s=t-Rl+1+Cl.length;for(let a=0;a<s;a++){const s=Math.pow(2,r);n.push(s);let o=1/s;a>t-Rl?o=Cl[a-t+Rl-1]:0===a&&(o=0),i.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,n=t>2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];_.set(i,f*p*t),v.set(u,m*p*t);const r=[t,t,t,t,t,t];x.set(r,g*p*t)}const M=new jr;M.setAttribute("position",new Ur(_,f)),M.setAttribute("uv",new Ur(v,m)),M.setAttribute("faceIndex",new Ur(x,g)),e.push(M),r>Rl&&r--}return{lodPlanes:e,sizeLods:n,sigmas:i}}function Vl(t,e,n){const i=new ai(t,e,n);return i.texture.mapping=ut,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function Hl(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function Gl(t,e,n){const i=new Float32Array(Pl),r=new hi(0,1,0),s=new ys({name:"SphericalGaussianBlur",defines:{n:Pl,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:t+".0"},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:jl(),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:m,depthTest:!1,depthWrite:!1});return s}function Wl(){return new ys({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:jl(),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:m,depthTest:!1,depthWrite:!1})}function Xl(){return new ys({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:jl(),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:m,depthTest:!1,depthWrite:!1})}function jl(){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 Yl(t){let e=new WeakMap,n=null;function i(i){if(i&&i.isTexture){const a=i.mapping,o=a===ct||a===ht,l=a===ot||a===lt;if(o||l){if(i.isRenderTargetTexture&&!0===i.needsPMREMUpdate){i.needsPMREMUpdate=!1;let r=e.get(i);return null===n&&(n=new zl(t)),r=o?n.fromEquirectangular(i,r):n.fromCubemap(i,r),e.set(i,r),r.texture}if(e.has(i))return e.get(i).texture;{const a=i.image;if(o&&a&&a.height>0||l&&a&&r(a)){null===n&&(n=new zl(t));const r=o?n.fromEquirectangular(i):n.fromCubemap(i);return e.set(i,r),i.addEventListener("dispose",s),r.texture}return null}}}return i}function r(t){let e=0;const n=6;for(let i=0;i<n;i++)void 0!==t[i]&&e++;return e===n}function s(t){const n=t.target;n.removeEventListener("dispose",s);const i=e.get(n);void 0!==i&&(e.delete(n),i.dispose())}function a(){e=new WeakMap,null!==n&&(n.dispose(),n=null)}return{get:i,dispose:a}}function ql(t){const e={};function n(n){if(void 0!==e[n])return e[n];let i;switch(n){case"WEBGL_depth_texture":i=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=t.getExtension(n)}return e[n]=i,i}return{has:function(t){return null!==n(t)},init:function(t){t.isWebGL2?n("EXT_color_buffer_float"):(n("WEBGL_depth_texture"),n("OES_texture_float"),n("OES_texture_half_float"),n("OES_texture_half_float_linear"),n("OES_standard_derivatives"),n("OES_element_index_uint"),n("OES_vertex_array_object"),n("ANGLE_instanced_arrays")),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture")},get:function(t){const e=n(t);return e}}}function Kl(t,e,n,i){const r={},s=new WeakMap;function a(t){const o=t.target;null!==o.index&&e.remove(o.index);for(const n in o.attributes)e.remove(o.attributes[n]);for(const n in o.morphAttributes){const t=o.morphAttributes[n];for(let n=0,i=t.length;n<i;n++)e.remove(t[n])}o.removeEventListener("dispose",a),delete r[o.id];const l=s.get(o);l&&(e.remove(l),s.delete(o)),i.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,n.memory.geometries--}function o(t,e){return!0===r[e.id]||(e.addEventListener("dispose",a),r[e.id]=!0,n.memory.geometries++),e}function l(n){const i=n.attributes;for(const s in i)e.update(i[s],t.ARRAY_BUFFER);const r=n.morphAttributes;for(const s in r){const n=r[s];for(let i=0,r=n.length;i<r;i++)e.update(n[i],t.ARRAY_BUFFER)}}function c(t){const n=[],i=t.index,r=t.attributes.position;let a=0;if(null!==i){const t=i.array;a=i.version;for(let e=0,i=t.length;e<i;e+=3){const i=t[e+0],r=t[e+1],s=t[e+2];n.push(i,r,r,s,s,i)}}else{if(void 0===r)return;{const t=r.array;a=r.version;for(let e=0,i=t.length/3-1;e<i;e+=3){const t=e+0,i=e+1,r=e+2;n.push(t,i,i,r,r,t)}}}const o=new(zn(n)?Fr:Or)(n,1);o.version=a;const l=s.get(t);l&&e.remove(l),s.set(t,o)}function h(t){const e=s.get(t);if(e){const n=t.index;null!==n&&e.version<n.version&&c(t)}else c(t);return s.get(t)}return{get:o,update:l,getWireframeAttribute:h}}function $l(t,e,n,i){const r=i.isWebGL2;let s,a,o;function l(t){s=t}function c(t){a=t.type,o=t.bytesPerElement}function 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0!==S.morphAttributes.color,morphTargetsCount:R,morphTextureStride:I,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numSpotLightMaps:o.spotLightMap.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numSpotLightShadowsWithMaps:o.numSpotLightShadowsWithMaps,numLightProbes:o.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&c.length>0,shadowMapType:t.shadowMap.type,toneMapping:yt,useLegacyLights:t._useLegacyLights,decodeVideoTexture:O&&!0===s.map.isVideoTexture&&qn.getTransfer(s.map.colorSpace)===Ge,premultipliedAlpha:s.premultipliedAlpha,doubleSided:s.side===f,flipSided:s.side===p,useDepthPacking:s.depthPacking>=0,depthPacking:s.depthPacking||0,index0AttributeName:s.index0AttributeName,extensionDerivatives:_t&&!0===s.extensions.derivatives,extensionFragDepth:_t&&!0===s.extensions.fragDepth,extensionDrawBuffers:_t&&!0===s.extensions.drawBuffers,extensionShaderTextureLOD:_t&&!0===s.extensions.shaderTextureLOD,rendererExtensionFragDepth:h||i.has("EXT_frag_depth"),rendererExtensionDrawBuffers:h||i.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:h||i.has("EXT_shader_texture_lod"),rendererExtensionParallelShaderCompile:i.has("KHR_parallel_shader_compile"),customProgramCacheKey:s.customProgramCacheKey()};return St}function M(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.customVertexShaderID),n.push(e.customFragmentShaderID)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);return!1===e.isRawShaderMaterial&&(y(n,e),S(n,e),n.push(t.outputColorSpace)),n.push(e.customProgramCacheKey),n.join()}function y(t,e){t.push(e.precision),t.push(e.outputColorSpace),t.push(e.envMapMode),t.push(e.envMapCubeUVHeight),t.push(e.mapUv),t.push(e.alphaMapUv),t.push(e.lightMapUv),t.push(e.aoMapUv),t.push(e.bumpMapUv),t.push(e.normalMapUv),t.push(e.displacementMapUv),t.push(e.emissiveMapUv),t.push(e.metalnessMapUv),t.push(e.roughnessMapUv),t.push(e.anisotropyMapUv),t.push(e.clearcoatMapUv),t.push(e.clearcoatNormalMapUv),t.push(e.clearcoatRoughnessMapUv),t.push(e.iridescenceMapUv),t.push(e.iridescenceThicknessMapUv),t.push(e.sheenColorMapUv),t.push(e.sheenRoughnessMapUv),t.push(e.specularMapUv),t.push(e.specularColorMapUv),t.push(e.specularIntensityMapUv),t.push(e.transmissionMapUv),t.push(e.thicknessMapUv),t.push(e.combine),t.push(e.fogExp2),t.push(e.sizeAttenuation),t.push(e.morphTargetsCount),t.push(e.morphAttributeCount),t.push(e.numDirLights),t.push(e.numPointLights),t.push(e.numSpotLights),t.push(e.numSpotLightMaps),t.push(e.numHemiLights),t.push(e.numRectAreaLights),t.push(e.numDirLightShadows),t.push(e.numPointLightShadows),t.push(e.numSpotLightShadows),t.push(e.numSpotLightShadowsWithMaps),t.push(e.numLightProbes),t.push(e.shadowMapType),t.push(e.toneMapping),t.push(e.numClippingPlanes),t.push(e.numClipIntersection),t.push(e.depthPacking)}function S(t,e){o.disableAll(),e.isWebGL2&&o.enable(0),e.supportsVertexTextures&&o.enable(1),e.instancing&&o.enable(2),e.instancingColor&&o.enable(3),e.matcap&&o.enable(4),e.envMap&&o.enable(5),e.normalMapObjectSpace&&o.enable(6),e.normalMapTangentSpace&&o.enable(7),e.clearcoat&&o.enable(8),e.iridescence&&o.enable(9),e.alphaTest&&o.enable(10),e.vertexColors&&o.enable(11),e.vertexAlphas&&o.enable(12),e.vertexUv1s&&o.enable(13),e.vertexUv2s&&o.enable(14),e.vertexUv3s&&o.enable(15),e.vertexTangents&&o.enable(16),e.anisotropy&&o.enable(17),e.alphaHash&&o.enable(18),t.push(o.mask),o.disableAll(),e.fog&&o.enable(0),e.useFog&&o.enable(1),e.flatShading&&o.enable(2),e.logarithmicDepthBuffer&&o.enable(3),e.skinning&&o.enable(4),e.morphTargets&&o.enable(5),e.morphNormals&&o.enable(6),e.morphColors&&o.enable(7),e.premultipliedAlpha&&o.enable(8),e.shadowMapEnabled&&o.enable(9),e.useLegacyLights&&o.enable(10),e.doubleSided&&o.enable(11),e.flipSided&&o.enable(12),e.useDepthPacking&&o.enable(13),e.dithering&&o.enable(14),e.transmission&&o.enable(15),e.sheen&&o.enable(16),e.opaque&&o.enable(17),e.pointsUvs&&o.enable(18),e.decodeVideoTexture&&o.enable(19),t.push(o.mask)}function b(t){const e=_[t.type];let n;if(e){const t=xl[e];n=vs.clone(t.uniforms)}else n=t.uniforms;return n}function E(e,n){let i;for(let t=0,r=c.length;t<r;t++){const e=c[t];if(e.cacheKey===n){i=e,++i.usedTimes;break}}return void 0===i&&(i=new Uh(t,n,e,s),c.push(i)),i}function T(t){if(0===--t.usedTimes){const e=c.indexOf(t);c[e]=c[c.length-1],c.pop(),t.destroy()}}function A(t){l.remove(t)}function w(){l.dispose()}return{getParameters:x,getProgramCacheKey:M,getUniforms:b,acquireProgram:E,releaseProgram:T,releaseShaderCache:A,programs:c,dispose:w}}function kh(){let t=new WeakMap;function e(e){let n=t.get(e);return void 0===n&&(n={},t.set(e,n)),n}function n(e){t.delete(e)}function i(e,n,i){t.get(e)[n]=i}function r(){t=new WeakMap}return{get:e,remove:n,update:i,dispose:r}}function Vh(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.material.id!==e.material.id?t.material.id-e.material.id:t.z!==e.z?t.z-e.z:t.id-e.id}function Hh(t,e){return 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 Gh(){const t=[];let e=0;const n=[],i=[],r=[];function s(){e=0,n.length=0,i.length=0,r.length=0}function a(n,i,r,s,a,o){let l=t[e];return void 0===l?(l={id:n.id,object:n,geometry:i,material:r,groupOrder:s,renderOrder:n.renderOrder,z:a,group:o},t[e]=l):(l.id=n.id,l.object=n,l.geometry=i,l.material=r,l.groupOrder=s,l.renderOrder=n.renderOrder,l.z=a,l.group=o),e++,l}function o(t,e,s,o,l,c){const h=a(t,e,s,o,l,c);s.transmission>0?i.push(h):!0===s.transparent?r.push(h):n.push(h)}function l(t,e,s,o,l,c){const h=a(t,e,s,o,l,c);s.transmission>0?i.unshift(h):!0===s.transparent?r.unshift(h):n.unshift(h)}function c(t,e){n.length>1&&n.sort(t||Vh),i.length>1&&i.sort(e||Hh),r.length>1&&r.sort(e||Hh)}function h(){for(let n=e,i=t.length;n<i;n++){const e=t[n];if(null===e.id)break;e.id=null,e.object=null,e.geometry=null,e.material=null,e.group=null}}return{opaque:n,transmissive:i,transparent:r,init:s,push:o,unshift:l,finish:h,sort:c}}function Wh(){let t=new WeakMap;function e(e,n){const i=t.get(e);let r;return void 0===i?(r=new Gh,t.set(e,[r])):n>=i.length?(r=new Gh,i.push(r)):r=i[n],r}function n(){t=new WeakMap}return{get:e,dispose:n}}function Xh(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new hi,color:new Rr};break;case"SpotLight":n={position:new hi,direction:new hi,color:new Rr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new hi,color:new Rr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new hi,skyColor:new Rr,groundColor:new Rr};break;case"RectAreaLight":n={color:new Rr,position:new hi,halfWidth:new hi,halfHeight:new hi};break}return t[e.id]=n,n}}}function jh(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new On};break;case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new On};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new On,shadowCameraNear:1,shadowCameraFar:1e3};break}return t[e.id]=n,n}}}let Yh=0;function qh(t,e){return(e.castShadow?2:0)-(t.castShadow?2:0)+(e.map?1:0)-(t.map?1:0)}function Kh(t,e){const n=new Xh,i=jh(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let h=0;h<9;h++)r.probe.push(new hi);const s=new hi,a=new ki,o=new ki;function l(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,v=0,x=0,M=0;s.sort(qh);const y=!0===a?Math.PI:1;for(let t=0,e=s.length;t<e;t++){const e=s[t],a=e.color,S=e.intensity,b=e.distance,E=e.shadow&&e.shadow.map?e.shadow.map.texture:null;if(e.isAmbientLight)o+=a.r*S*y,l+=a.g*S*y,c+=a.b*S*y;else if(e.isLightProbe){for(let t=0;t<9;t++)r.probe[t].addScaledVector(e.sh.coefficients[t],S);M++}else if(e.isDirectionalLight){const t=n.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*y),e.castShadow){const t=e.shadow,n=i.get(e);n.shadowBias=t.bias,n.shadowNormalBias=t.normalBias,n.shadowRadius=t.radius,n.shadowMapSize=t.mapSize,r.directionalShadow[h]=n,r.directionalShadowMap[h]=E,r.directionalShadowMatrix[h]=e.shadow.matrix,m++}r.directional[h]=t,h++}else if(e.isSpotLight){const t=n.get(e);t.position.setFromMatrixPosition(e.matrixWorld),t.color.copy(a).multiplyScalar(S*y),t.distance=b,t.coneCos=Math.cos(e.angle),t.penumbraCos=Math.cos(e.angle*(1-e.penumbra)),t.decay=e.decay,r.spot[d]=t;const s=e.shadow;if(e.map&&(r.spotLightMap[v]=e.map,v++,s.updateMatrices(e),e.castShadow&&x++),r.spotLightMatrix[d]=s.matrix,e.castShadow){const t=i.get(e);t.shadowBias=s.bias,t.shadowNormalBias=s.normalBias,t.shadowRadius=s.radius,t.shadowMapSize=s.mapSize,r.spotShadow[d]=t,r.spotShadowMap[d]=E,_++}d++}else if(e.isRectAreaLight){const t=n.get(e);t.color.copy(a).multiplyScalar(S),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=n.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*y),t.distance=e.distance,t.decay=e.decay,e.castShadow){const t=e.shadow,n=i.get(e);n.shadowBias=t.bias,n.shadowNormalBias=t.normalBias,n.shadowRadius=t.radius,n.shadowMapSize=t.mapSize,n.shadowCameraNear=t.camera.near,n.shadowCameraFar=t.camera.far,r.pointShadow[u]=n,r.pointShadowMap[u]=E,r.pointShadowMatrix[u]=e.shadow.matrix,g++}r.point[u]=t,u++}else if(e.isHemisphereLight){const t=n.get(e);t.skyColor.copy(e.color).multiplyScalar(S*y),t.groundColor.copy(e.groundColor).multiplyScalar(S*y),r.hemi[f]=t,f++}}p>0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=vl.LTC_FLOAT_1,r.rectAreaLTC2=vl.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")&&(r.rectAreaLTC1=vl.LTC_HALF_1,r.rectAreaLTC2=vl.LTC_HALF_2)),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const S=r.hash;S.directionalLength===h&&S.pointLength===u&&S.spotLength===d&&S.rectAreaLength===p&&S.hemiLength===f&&S.numDirectionalShadows===m&&S.numPointShadows===g&&S.numSpotShadows===_&&S.numSpotMaps===v&&S.numLightProbes===M||(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.spotLightMatrix.length=_+v-x,r.spotLightMap.length=v,r.numSpotLightShadowsWithMaps=x,r.numLightProbes=M,S.directionalLength=h,S.pointLength=u,S.spotLength=d,S.rectAreaLength=p,S.hemiLength=f,S.numDirectionalShadows=m,S.numPointShadows=g,S.numSpotShadows=_,S.numSpotMaps=v,S.numLightProbes=M,r.version=Yh++)}function c(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let d=0,p=t.length;d<p;d++){const e=t[d];if(e.isDirectionalLight){const t=r.directional[n];t.direction.setFromMatrixPosition(e.matrixWorld),s.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),n++}else if(e.isSpotLight){const t=r.spot[l];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),t.direction.setFromMatrixPosition(e.matrixWorld),s.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(s),t.direction.transformDirection(u),l++}else if(e.isRectAreaLight){const t=r.rectArea[c];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),o.identity(),a.copy(e.matrixWorld),a.premultiply(u),o.extractRotation(a),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),t.halfWidth.applyMatrix4(o),t.halfHeight.applyMatrix4(o),c++}else if(e.isPointLight){const t=r.point[i];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(u),i++}else if(e.isHemisphereLight){const t=r.hemi[h];t.direction.setFromMatrixPosition(e.matrixWorld),t.direction.transformDirection(u),h++}}}return{setup:l,setupView:c,state:r}}function $h(t,e){const n=new Kh(t,e),i=[],r=[];function s(){i.length=0,r.length=0}function a(t){i.push(t)}function o(t){r.push(t)}function l(t){n.setup(i,t)}function c(t){n.setupView(i,t)}const h={lightsArray:i,shadowsArray:r,lights:n};return{init:s,state:h,setupLights:l,setupLightsView:c,pushLight:a,pushShadow:o}}function Zh(t,e){let n=new WeakMap;function i(i,r=0){const s=n.get(i);let a;return void 0===s?(a=new $h(t,e),n.set(i,[a])):r>=s.length?(a=new $h(t,e),s.push(a)):a=s[r],a}function r(){n=new WeakMap}return{get:i,dispose:r}}class Jh extends Lr{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Ie,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 Qh extends Lr{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",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.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}const tu="void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",eu="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}";function nu(t,e,n){let i=new Us;const r=new On,s=new On,a=new ri,o=new Jh({depthPacking:Ne}),l=new Qh,h={},g=n.maxTextureSize,_={[d]:p,[p]:d,[f]:f},v=new ys({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new On},radius:{value:4}},vertexShader:tu,fragmentShader:eu}),x=v.clone();x.defines.HORIZONTAL_PASS=1;const M=new jr;M.setAttribute("position",new Ur(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const y=new hs(M,v),S=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=c;let b=this.type;function E(n,i){const s=e.update(y);v.defines.VSM_SAMPLES!==n.blurSamples&&(v.defines.VSM_SAMPLES=n.blurSamples,x.defines.VSM_SAMPLES=n.blurSamples,v.needsUpdate=!0,x.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new 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e=!1,n=null,i=null,r=null;return{setTest:function(e){e?Pt(t.DEPTH_TEST):Lt(t.DEPTH_TEST)},setMask:function(i){n===i||e||(t.depthMask(i),n=i)},setFunc:function(e){if(i!==e){switch(e){case V:t.depthFunc(t.NEVER);break;case H:t.depthFunc(t.ALWAYS);break;case G:t.depthFunc(t.LESS);break;case W:t.depthFunc(t.LEQUAL);break;case X:t.depthFunc(t.EQUAL);break;case j:t.depthFunc(t.GEQUAL);break;case Y:t.depthFunc(t.GREATER);break;case q:t.depthFunc(t.NOTEQUAL);break;default:t.depthFunc(t.LEQUAL)}i=e}},setLocked:function(t){e=t},setClear:function(e){r!==e&&(t.clearDepth(e),r=e)},reset:function(){e=!1,n=null,i=null,r=null}}}function c(){let e=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null;return{setTest:function(n){e||(n?Pt(t.STENCIL_TEST):Lt(t.STENCIL_TEST))},setMask:function(i){n===i||e||(t.stencilMask(i),n=i)},setFunc:function(e,n,a){i===e&&r===n&&s===a||(t.stencilFunc(e,n,a),i=e,r=n,s=a)},setOp:function(e,n,i){a===e&&o===n&&l===i||(t.stencilOp(e,n,i),a=e,o=n,l=i)},setLocked:function(t){e=t},setClear:function(e){c!==e&&(t.clearStencil(e),c=e)},reset:function(){e=!1,n=null,i=null,r=null,s=null,a=null,o=null,l=null,c=null}}}const h=new r,u=new s,d=new c,K=new WeakMap,$=new WeakMap;let Z={},J={},Q=new WeakMap,tt=[],et=null,nt=!1,it=null,rt=null,st=null,at=null,ot=null,lt=null,ct=null,ht=new Rr(0,0,0),ut=0,dt=!1,pt=null,ft=null,mt=null,gt=null,_t=null;const vt=t.getParameter(t.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let xt=!1,Mt=0;const yt=t.getParameter(t.VERSION);-1!==yt.indexOf("WebGL")?(Mt=parseFloat(/^WebGL (\d)/.exec(yt)[1]),xt=Mt>=1):-1!==yt.indexOf("OpenGL ES")&&(Mt=parseFloat(/^OpenGL ES 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x:t.blendFuncSeparate(t.ZERO,t.SRC_COLOR,t.ZERO,t.SRC_ALPHA);break;default:break}else switch(e){case g:t.blendFuncSeparate(t.SRC_ALPHA,t.ONE_MINUS_SRC_ALPHA,t.ONE,t.ONE_MINUS_SRC_ALPHA);break;case _:t.blendFunc(t.SRC_ALPHA,t.ONE);break;case v:t.blendFuncSeparate(t.ZERO,t.ONE_MINUS_SRC_COLOR,t.ZERO,t.ONE);break;case x:t.blendFunc(t.ZERO,t.SRC_COLOR);break;default:break}st=null,at=null,lt=null,ct=null,ht.set(0,0,0),ut=0,it=e,dt=h}}else!0===nt&&(Lt(t.BLEND),nt=!1)}function Bt(e,n){e.side===f?Lt(t.CULL_FACE):Pt(t.CULL_FACE);let i=e.side===p;n&&(i=!i),zt(i),e.blending===g&&!1===e.transparent?Ft(m):Ft(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.blendColor,e.blendAlpha,e.premultipliedAlpha),u.setFunc(e.depthFunc),u.setTest(e.depthTest),u.setMask(e.depthWrite),h.setMask(e.colorWrite);const r=e.stencilWrite;d.setTest(r),r&&(d.setMask(e.stencilWriteMask),d.setFunc(e.stencilFunc,e.stencilRef,e.stencilFuncMask),d.setOp(e.stencilFail,e.stencilZFail,e.stencilZPass)),Ht(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits),!0===e.alphaToCoverage?Pt(t.SAMPLE_ALPHA_TO_COVERAGE):Lt(t.SAMPLE_ALPHA_TO_COVERAGE)}function zt(e){pt!==e&&(e?t.frontFace(t.CW):t.frontFace(t.CCW),pt=e)}function kt(e){e!==a?(Pt(t.CULL_FACE),e!==ft&&(e===o?t.cullFace(t.BACK):e===l?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):Lt(t.CULL_FACE),ft=e}function Vt(e){e!==mt&&(xt&&t.lineWidth(e),mt=e)}function Ht(e,n,i){e?(Pt(t.POLYGON_OFFSET_FILL),gt===n&&_t===i||(t.polygonOffset(n,i),gt=n,_t=i)):Lt(t.POLYGON_OFFSET_FILL)}function Gt(e){e?Pt(t.SCISSOR_TEST):Lt(t.SCISSOR_TEST)}function Wt(e){void 0===e&&(e=t.TEXTURE0+vt-1),St!==e&&(t.activeTexture(e),St=e)}function Xt(e,n,i){void 0===i&&(i=null===St?t.TEXTURE0+vt-1:St);let r=bt[i];void 0===r&&(r={type:void 0,texture:void 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oe(){t.disable(t.BLEND),t.disable(t.CULL_FACE),t.disable(t.DEPTH_TEST),t.disable(t.POLYGON_OFFSET_FILL),t.disable(t.SCISSOR_TEST),t.disable(t.STENCIL_TEST),t.disable(t.SAMPLE_ALPHA_TO_COVERAGE),t.blendEquation(t.FUNC_ADD),t.blendFunc(t.ONE,t.ZERO),t.blendFuncSeparate(t.ONE,t.ZERO,t.ONE,t.ZERO),t.blendColor(0,0,0,0),t.colorMask(!0,!0,!0,!0),t.clearColor(0,0,0,0),t.depthMask(!0),t.depthFunc(t.LESS),t.clearDepth(1),t.stencilMask(4294967295),t.stencilFunc(t.ALWAYS,0,4294967295),t.stencilOp(t.KEEP,t.KEEP,t.KEEP),t.clearStencil(0),t.cullFace(t.BACK),t.frontFace(t.CCW),t.polygonOffset(0,0),t.activeTexture(t.TEXTURE0),t.bindFramebuffer(t.FRAMEBUFFER,null),!0===i&&(t.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),t.bindFramebuffer(t.READ_FRAMEBUFFER,null)),t.useProgram(null),t.lineWidth(1),t.scissor(0,0,t.canvas.width,t.canvas.height),t.viewport(0,0,t.canvas.width,t.canvas.height),Z={},St=null,bt={},J={},Q=new WeakMap,tt=[],et=null,nt=!1,it=null,rt=null,st=null,at=null,ot=null,lt=null,ct=null,ht=new Rr(0,0,0),ut=0,dt=!1,pt=null,ft=null,mt=null,gt=null,_t=null,At.set(0,0,t.canvas.width,t.canvas.height),wt.set(0,0,t.canvas.width,t.canvas.height),h.reset(),u.reset(),d.reset()}return{buffers:{color:h,depth:u,stencil:d},enable:Pt,disable:Lt,bindFramebuffer:Dt,drawBuffers:It,useProgram:Nt,setBlending:Ft,setMaterial:Bt,setFlipSided:zt,setCullFace:kt,setLineWidth:Vt,setPolygonOffset:Ht,setScissorTest:Gt,activeTexture:Wt,bindTexture:Xt,unbindTexture:jt,compressedTexImage2D:Yt,compressedTexImage3D:qt,texImage2D:ee,texImage3D:ne,updateUBOMapping:se,uniformBlockBinding:ae,texStorage2D:Qt,texStorage3D:te,texSubImage2D:Kt,texSubImage3D:$t,compressedTexSubImage2D:Zt,compressedTexSubImage3D:Jt,scissor:ie,viewport:re,reset:oe}}function ru(t,e,n,i,r,s,a){const o=r.isWebGL2,l=(r.maxTextures,r.maxCubemapSize),c=r.maxTextureSize,h=r.maxSamples,u=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,d="undefined"!==typeof 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a=s.convert(r.format,r.colorSpace),o=s.convert(r.type),l=b(r.internalFormat,a,o,r.colorSpace,!0===e.isXRRenderTarget),h=tt(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,h,l,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+n,t.RENDERBUFFER,c.__webglColorRenderbuffer[n])}t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(c.__webglDepthRenderbuffer=t.createRenderbuffer(),Y(c.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(t.FRAMEBUFFER,null)}}if(u){n.bindTexture(t.TEXTURE_CUBE_MAP,h.__webglTexture),H(t.TEXTURE_CUBE_MAP,l,p);for(let n=0;n<6;n++)if(o&&l.mipmaps&&l.mipmaps.length>0)for(let i=0;i<l.mipmaps.length;i++)j(c.__webglFramebuffer[n][i],e,l,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,i);else j(c.__webglFramebuffer[n],e,l,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,0);y(l,p)&&S(t.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(d){const r=e.texture;for(let s=0,a=r.length;s<a;s++){const a=r[s],o=i.get(a);n.bindTexture(t.TEXTURE_2D,o.__webglTexture),H(t.TEXTURE_2D,a,p),j(c.__webglFramebuffer,e,a,t.COLOR_ATTACHMENT0+s,t.TEXTURE_2D,0),y(a,p)&&S(t.TEXTURE_2D)}n.unbindTexture()}else{let i=t.TEXTURE_2D;if((e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&o&&(i=e.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),n.bindTexture(i,h.__webglTexture),H(i,l,p),o&&l.mipmaps&&l.mipmaps.length>0)for(let n=0;n<l.mipmaps.length;n++)j(c.__webglFramebuffer[n],e,l,t.COLOR_ATTACHMENT0,i,n);else j(c.__webglFramebuffer,e,l,t.COLOR_ATTACHMENT0,i,0);y(l,p)&&S(i),n.unbindTexture()}e.depthBuffer&&K(e)}function J(e){const r=x(e)||o,s=!0===e.isWebGLMultipleRenderTargets?e.texture:[e.texture];for(let a=0,o=s.length;a<o;a++){const o=s[a];if(y(o,r)){const r=e.isWebGLCubeRenderTarget?t.TEXTURE_CUBE_MAP:t.TEXTURE_2D,s=i.get(o).__webglTexture;n.bindTexture(r,s),S(r),n.unbindTexture()}}}function Q(e){if(o&&e.samples>0&&!1===et(e)){const 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=i.get(e),u=!0===e.isWebGLMultipleRenderTargets;if(u)for(let e=0;e<r.length;e++)n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);n.bindFramebuffer(t.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let n=0;n<r.length;n++){l.push(t.COLOR_ATTACHMENT0+n),e.depthBuffer&&l.push(c);const p=void 0!==h.__ignoreDepthValues&&h.__ignoreDepthValues;if(!1===p&&(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[n]),!0===p&&(t.invalidateFramebuffer(t.READ_FRAMEBUFFER,[c]),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[c])),u){const e=i.get(r[n]).__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),d&&t.invalidateFramebuffer(t.READ_FRAMEBUFFER,l)}if(n.bindFramebuffer(t.READ_FRAMEBUFFER,null),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),u)for(let e=0;e<r.length;e++){n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,h.__webglColorRenderbuffer[e]);const s=i.get(r[e]).__webglTexture;n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,s,0)}n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}}function tt(t){return Math.min(h,t.samples)}function et(t){const n=i.get(t);return o&&t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function nt(t){const e=a.render.frame;p.get(t)!==e&&(p.set(t,e),t.update())}function it(t,n){const i=t.colorSpace,r=t.format;t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||t.format===sn||i!==ze&&i!==Fe&&qn.getTransfer(i)===Ge&&!1===o&&(!0===e.has("EXT_sRGB")&&r===It?(t.format=sn,t.minFilter=vt,t.generateMipmaps=!1):n=Jn.sRGBToLinear(n)),n}this.allocateTextureUnit=I,this.resetTextureUnits=D,this.setTexture2D=U,this.setTexture2DArray=O,this.setTexture3D=F,this.setTextureCube=B,this.rebindTextures=$,this.setupRenderTarget=Z,this.updateRenderTargetMipmap=J,this.updateMultisampleRenderTarget=Q,this.setupDepthRenderbuffer=K,this.setupFrameBufferTexture=j,this.useMultisampledRTT=et}function su(t,e,n){const i=n.isWebGL2;function r(n,r=Fe){let s;const a=qn.getTransfer(r);if(n===yt)return t.UNSIGNED_BYTE;if(n===Ct)return t.UNSIGNED_SHORT_4_4_4_4;if(n===Pt)return t.UNSIGNED_SHORT_5_5_5_1;if(n===St)return t.BYTE;if(n===bt)return t.SHORT;if(n===Et)return t.UNSIGNED_SHORT;if(n===Tt)return t.INT;if(n===At)return t.UNSIGNED_INT;if(n===wt)return t.FLOAT;if(n===Rt)return i?t.HALF_FLOAT:(s=e.get("OES_texture_half_float"),null!==s?s.HALF_FLOAT_OES:null);if(n===Dt)return t.ALPHA;if(n===It)return t.RGBA;if(n===Nt)return t.LUMINANCE;if(n===Ut)return t.LUMINANCE_ALPHA;if(n===Ot)return t.DEPTH_COMPONENT;if(n===Ft)return t.DEPTH_STENCIL;if(n===sn)return s=e.get("EXT_sRGB"),null!==s?s.SRGB_ALPHA_EXT:null;if(n===Bt)return t.RED;if(n===zt)return t.RED_INTEGER;if(n===kt)return t.RG;if(n===Vt)return t.RG_INTEGER;if(n===Ht)return t.RGBA_INTEGER;if(n===Gt||n===Wt||n===Xt||n===jt)if(a===Ge){if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===s)return null;if(n===Gt)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===Wt)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===Xt)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===jt)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(s=e.get("WEBGL_compressed_texture_s3tc"),null===s)return null;if(n===Gt)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===Wt)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===Xt)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===jt)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===Yt||n===qt||n===Kt||n===$t){if(s=e.get("WEBGL_compressed_texture_pvrtc"),null===s)return null;if(n===Yt)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===qt)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===Kt)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===$t)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===Zt)return s=e.get("WEBGL_compressed_texture_etc1"),null!==s?s.COMPRESSED_RGB_ETC1_WEBGL:null;if(n===Jt||n===Qt){if(s=e.get("WEBGL_compressed_texture_etc"),null===s)return null;if(n===Jt)return a===Ge?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(n===Qt)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}if(n===te||n===ee||n===ne||n===ie||n===re||n===se||n===ae||n===oe||n===le||n===ce||n===he||n===ue||n===de||n===pe){if(s=e.get("WEBGL_compressed_texture_astc"),null===s)return null;if(n===te)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===ee)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===ne)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===ie)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===re)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===se)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===ae)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===oe)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===le)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===ce)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===he)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===ue)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===de)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===pe)return a===Ge?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===fe||n===me||n===ge){if(s=e.get("EXT_texture_compression_bptc"),null===s)return null;if(n===fe)return a===Ge?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===me)return s.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===ge)return s.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===_e||n===ve||n===xe||n===Me){if(s=e.get("EXT_texture_compression_rgtc"),null===s)return null;if(n===fe)return s.COMPRESSED_RED_RGTC1_EXT;if(n===ve)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===xe)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Me)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Lt?i?t.UNSIGNED_INT_24_8:(s=e.get("WEBGL_depth_texture"),null!==s?s.UNSIGNED_INT_24_8_WEBGL:null):void 0!==t[n]?t[n]:null}return{convert:r}}class au extends bs{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t}}class ou extends ur{constructor(){super(),this.isGroup=!0,this.type="Group"}}const lu={type:"move"};class cu{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new ou,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 ou,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new hi,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new hi),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new ou,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new hi,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new hi),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}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const n of t.hand.values())this._getHandJoint(e,n)}return this.dispatchEvent({type:"connected",data: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,n){let i=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 s of t.hand.values()){const t=e.getJointPose(s,n),i=this._getHandJoint(l,s);null!==t&&(i.matrix.fromArray(t.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=t.radius),i.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=i.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,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,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&&(i=e.getPose(t.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(lu)))}return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const n=new ou;n.matrixAutoUpdate=!1,n.visible=!1,t.joints[e.jointName]=n,t.add(n)}return t.joints[e.jointName]}}class hu extends ii{constructor(t,e,n,i,r,s,a,o,l,c){if(c=void 0!==c?c:Ot,c!==Ot&&c!==Ft)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===Ot&&(n=At),void 0===n&&c===Ft&&(n=Lt),super(null,i,r,s,a,o,c,n,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==a?a:mt,this.minFilter=void 0!==o?o:mt,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class uu extends ln{constructor(t,e){super();const n=this;let i=null,r=1,s=null,a="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,p=null;const f=e.getContextAttributes();let m=null,g=null;const _=[],v=[],x=new bs;x.layers.enable(1),x.viewport=new ri;const M=new bs;M.layers.enable(2),M.viewport=new ri;const y=[x,M],S=new au;S.layers.enable(1),S.layers.enable(2);let b=null,E=null;function T(t){const e=v.indexOf(t.inputSource);if(-1===e)return;const n=_[e];void 0!==n&&(n.update(t.inputSource,t.frame,l||s),n.dispatchEvent({type:t.type,data:t.inputSource}))}function A(){i.removeEventListener("select",T),i.removeEventListener("selectstart",T),i.removeEventListener("selectend",T),i.removeEventListener("squeeze",T),i.removeEventListener("squeezestart",T),i.removeEventListener("squeezeend",T),i.removeEventListener("end",A),i.removeEventListener("inputsourceschange",w);for(let t=0;t<_.length;t++){const e=v[t];null!==e&&(v[t]=null,_[t].disconnect(e))}b=null,E=null,t.setRenderTarget(m),d=null,u=null,h=null,i=null,g=null,U.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function w(t){for(let e=0;e<t.removed.length;e++){const n=t.removed[e],i=v.indexOf(n);i>=0&&(v[i]=null,_[i].disconnect(n))}for(let e=0;e<t.added.length;e++){const n=t.added[e];let i=v.indexOf(n);if(-1===i){for(let t=0;t<_.length;t++){if(t>=v.length){v.push(n),i=t;break}if(null===v[t]){v[t]=n,i=t;break}}if(-1===i)break}const r=_[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=_[t];return void 0===e&&(e=new cu,_[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=_[t];return void 0===e&&(e=new cu,_[t]=e),e.getGripSpace()},this.getHand=function(t){let e=_[t];return void 0===e&&(e=new cu,_[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,n.isPresenting},this.setReferenceSpaceType=function(t){a=t,n.isPresenting},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return p},this.getSession=function(){return i},this.setSession=async 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ne(t,e,n){!0!==e.isScene&&(e=K);const i=nt.get(t),r=x.state.lights,s=x.state.shadowsArray,a=r.state.version,o=ct.getParameters(t,r.state,s,e,n),l=ct.getProgramCacheKey(o);let c=i.programs;i.environment=t.isMeshStandardMaterial?e.environment:null,i.fog=e.fog,i.envMap=(t.isMeshStandardMaterial?st:rt).get(t.envMap||i.environment),void 0===c&&(t.addEventListener("dispose",kt),c=new Map,i.programs=c);let h=c.get(l);if(void 0!==h){if(i.currentProgram===h&&i.lightsStateVersion===a)return re(t,o),h}else o.uniforms=ct.getUniforms(t),t.onBuild(n,o,S),t.onBeforeCompile(o,S),h=ct.acquireProgram(o,l),c.set(l,h),i.uniforms=o.uniforms;const u=i.uniforms;return(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=pt.uniform),re(t,o),i.needsLights=oe(t),i.lightsStateVersion=a,i.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.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix),i.currentProgram=h,i.uniformsList=null,h}function ie(t){if(null===t.uniformsList){const e=t.currentProgram.getUniforms();t.uniformsList=oh.seqWithValue(e.seq,t.uniforms)}return t.uniformsList}function re(t,e){const n=nt.get(t);n.outputColorSpace=e.outputColorSpace,n.instancing=e.instancing,n.instancingColor=e.instancingColor,n.skinning=e.skinning,n.morphTargets=e.morphTargets,n.morphNormals=e.morphNormals,n.morphColors=e.morphColors,n.morphTargetsCount=e.morphTargetsCount,n.numClippingPlanes=e.numClippingPlanes,n.numIntersection=e.numClipIntersection,n.vertexAlphas=e.vertexAlphas,n.vertexTangents=e.vertexTangents,n.toneMapping=e.toneMapping}function se(t,e,n,i,r){!0!==e.isScene&&(e=K),it.resetTextureUnits();const s=e.fog,a=i.isMeshStandardMaterial?e.environment:null,o=null===A?S.outputColorSpace:!0===A.isXRRenderTarget?A.texture.colorSpace:ze,l=(i.isMeshStandardMaterial?st:rt).get(i.envMap||a),c=!0===i.vertexColors&&!!n.attributes.color&&4===n.attributes.color.itemSize,h=!!n.attributes.tangent&&(!!i.normalMap||i.anisotropy>0),u=!!n.morphAttributes.position,d=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let f=J;i.toneMapped&&(null!==A&&!0!==A.isXRRenderTarget||(f=S.toneMapping));const m=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==m?m.length:0,_=nt.get(i),v=x.state.lights;if(!0===G&&(!0===W||t!==R)){const e=t===R&&i.id===w;pt.setState(i,t,e)}let M=!1;i.version===_.__version?_.needsLights&&_.lightsStateVersion!==v.state.version||_.outputColorSpace!==o||r.isInstancedMesh&&!1===_.instancing?M=!0:r.isInstancedMesh||!0!==_.instancing?r.isSkinnedMesh&&!1===_.skinning?M=!0:r.isSkinnedMesh||!0!==_.skinning?r.isInstancedMesh&&!0===_.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===_.instancingColor&&null!==r.instanceColor||_.envMap!==l||!0===i.fog&&_.fog!==s?M=!0:void 0===_.numClippingPlanes||_.numClippingPlanes===pt.numPlanes&&_.numIntersection===pt.numIntersection?(_.vertexAlphas!==c||_.vertexTangents!==h||_.morphTargets!==u||_.morphNormals!==d||_.morphColors!==p||_.toneMapping!==f||!0===Q.isWebGL2&&_.morphTargetsCount!==g)&&(M=!0):M=!0:M=!0:M=!0:(M=!0,_.__version=i.version);let y=_.currentProgram;!0===M&&(y=ne(i,e,r));let b=!1,E=!1,T=!1;const C=y.getUniforms(),P=_.uniforms;if(tt.useProgram(y.program)&&(b=!0,E=!0,T=!0),i.id!==w&&(w=i.id,E=!0),b||R!==t){C.setValue(Tt,"projectionMatrix",t.projectionMatrix),C.setValue(Tt,"viewMatrix",t.matrixWorldInverse);const e=C.map.cameraPosition;void 0!==e&&e.setValue(Tt,q.setFromMatrixPosition(t.matrixWorld)),Q.logarithmicDepthBuffer&&C.setValue(Tt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&C.setValue(Tt,"isOrthographic",!0===t.isOrthographicCamera),R!==t&&(R=t,E=!0,T=!0)}if(r.isSkinnedMesh){C.setOptional(Tt,r,"bindMatrix"),C.setOptional(Tt,r,"bindMatrixInverse");const t=r.skeleton;t&&Q.floatVertexTextures&&(null===t.boneTexture&&t.computeBoneTexture(),C.setValue(Tt,"boneTexture",t.boneTexture,it),C.setValue(Tt,"boneTextureSize",t.boneTextureSize))}const L=n.morphAttributes;if((void 0!==L.position||void 0!==L.normal||void 0!==L.color&&!0===Q.isWebGL2)&&gt.update(r,n,y),(E||_.receiveShadow!==r.receiveShadow)&&(_.receiveShadow=r.receiveShadow,C.setValue(Tt,"receiveShadow",r.receiveShadow)),i.isMeshGouraudMaterial&&null!==i.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1),E&&(C.setValue(Tt,"toneMappingExposure",S.toneMappingExposure),_.needsLights&&ae(P,T),s&&!0===i.fog&&ht.refreshFogUniforms(P,s),ht.refreshMaterialUniforms(P,i,O,U,X),oh.upload(Tt,ie(_),P,it)),i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(oh.upload(Tt,ie(_),P,it),i.uniformsNeedUpdate=!1),i.isSpriteMaterial&&C.setValue(Tt,"center",r.center),C.setValue(Tt,"modelViewMatrix",r.modelViewMatrix),C.setValue(Tt,"normalMatrix",r.normalMatrix),C.setValue(Tt,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const t=i.uniformsGroups;for(let e=0,n=t.length;e<n;e++)if(Q.isWebGL2){const n=t[e];bt.update(n,y),bt.bind(n,y)}}return y}function ae(t,e){t.ambientLightColor.needsUpdate=e,t.lightProbe.needsUpdate=e,t.directionalLights.needsUpdate=e,t.directionalLightShadows.needsUpdate=e,t.pointLights.needsUpdate=e,t.pointLightShadows.needsUpdate=e,t.spotLights.needsUpdate=e,t.spotLightShadows.needsUpdate=e,t.rectAreaLights.needsUpdate=e,t.hemisphereLights.needsUpdate=e}function oe(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}$t.setAnimationLoop(Yt),"undefined"!==typeof self&&$t.setContext(self),this.setAnimationLoop=function(t){jt=t,Ut.setAnimationLoop(t),null===t?$t.stop():$t.start()},Ut.addEventListener("sessionstart",qt),Ut.addEventListener("sessionend",Kt),this.render=function(t,e){if(void 0!==e&&!0!==e.isCamera)return;if(!0===b)return;!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),!0===Ut.enabled&&!0===Ut.isPresenting&&(!0===Ut.cameraAutoUpdate&&Ut.updateCamera(e),e=Ut.getCamera()),!0===t.isScene&&t.onBeforeRender(S,t,e,A),x=dt.get(t,y.length),x.init(),y.push(x),j.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),H.setFromProjectionMatrix(j),W=this.localClippingEnabled,G=pt.init(this.clippingPlanes,W),v=ut.get(t,M.length),v.init(),M.push(v),Zt(t,e,0,S.sortObjects),v.finish(),!0===S.sortObjects&&v.sort(F,B),this.info.render.frame++,!0===G&&pt.beginShadows();const n=x.state.shadowsArray;if(ft.render(n,t,e),!0===G&&pt.endShadows(),!0===this.info.autoReset&&this.info.reset(),mt.render(v,t),x.setupLights(S._useLegacyLights),e.isArrayCamera){const n=e.cameras;for(let e=0,i=n.length;e<i;e++){const i=n[e];Jt(v,t,i,i.viewport)}}else Jt(v,t,e);null!==A&&(it.updateMultisampleRenderTarget(A),it.updateRenderTargetMipmap(A)),!0===t.isScene&&t.onAfterRender(S,t,e),St.resetDefaultState(),w=-1,R=null,y.pop(),x=y.length>0?y[y.length-1]:null,M.pop(),v=M.length>0?M[M.length-1]:null},this.getActiveCubeFace=function(){return E},this.getActiveMipmapLevel=function(){return T},this.getRenderTarget=function(){return A},this.setRenderTargetTextures=function(t,e,n){nt.get(t.texture).__webglTexture=e,nt.get(t.depthTexture).__webglTexture=n;const i=nt.get(t);i.__hasExternalTextures=!0,i.__hasExternalTextures&&(i.__autoAllocateDepthBuffer=void 0===n,i.__autoAllocateDepthBuffer||!0===Z.has("WEBGL_multisampled_render_to_texture")&&(i.__useRenderToTexture=!1))},this.setRenderTargetFramebuffer=function(t,e){const n=nt.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,n=0){A=t,E=e,T=n;let i=!0,r=null,s=!1,a=!1;if(t){const o=nt.get(t);void 0!==o.__useDefaultFramebuffer?(tt.bindFramebuffer(Tt.FRAMEBUFFER,null),i=!1):void 0===o.__webglFramebuffer?it.setupRenderTarget(t):o.__hasExternalTextures&&it.rebindTextures(t,nt.get(t.texture).__webglTexture,nt.get(t.depthTexture).__webglTexture);const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(a=!0);const c=nt.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(c[e])?c[e][n]:c[e],s=!0):r=Q.isWebGL2&&t.samples>0&&!1===it.useMultisampledRTT(t)?nt.get(t).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,C.copy(t.viewport),P.copy(t.scissor),L=t.scissorTest}else C.copy(z).multiplyScalar(O).floor(),P.copy(k).multiplyScalar(O).floor(),L=V;const o=tt.bindFramebuffer(Tt.FRAMEBUFFER,r);if(o&&Q.drawBuffers&&i&&tt.drawBuffers(t,r),tt.viewport(C),tt.scissor(P),tt.setScissorTest(L),s){const i=nt.get(t.texture);Tt.framebufferTexture2D(Tt.FRAMEBUFFER,Tt.COLOR_ATTACHMENT0,Tt.TEXTURE_CUBE_MAP_POSITIVE_X+e,i.__webglTexture,n)}else if(a){const i=nt.get(t.texture),r=e||0;Tt.framebufferTextureLayer(Tt.FRAMEBUFFER,Tt.COLOR_ATTACHMENT0,i.__webglTexture,n||0,r)}w=-1},this.readRenderTargetPixels=function(t,e,n,i,r,s,a){if(!t||!t.isWebGLRenderTarget)return;let o=nt.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){tt.bindFramebuffer(Tt.FRAMEBUFFER,o);try{const a=t.texture,o=a.format,l=a.type;if(o!==It&&xt.convert(o)!==Tt.getParameter(Tt.IMPLEMENTATION_COLOR_READ_FORMAT))return;const c=l===Rt&&(Z.has("EXT_color_buffer_half_float")||Q.isWebGL2&&Z.has("EXT_color_buffer_float"));if(l!==yt&&xt.convert(l)!==Tt.getParameter(Tt.IMPLEMENTATION_COLOR_READ_TYPE)&&(l!==wt||!(Q.isWebGL2||Z.has("OES_texture_float")||Z.has("WEBGL_color_buffer_float")))&&!c)return;e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&Tt.readPixels(e,n,i,r,xt.convert(o),xt.convert(l),s)}finally{const t=null!==A?nt.get(A).__webglFramebuffer:null;tt.bindFramebuffer(Tt.FRAMEBUFFER,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i);it.setTexture2D(e,0),Tt.copyTexSubImage2D(Tt.TEXTURE_2D,n,0,0,t.x,t.y,r,s),tt.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=xt.convert(n.format),o=xt.convert(n.type);it.setTexture2D(n,0),Tt.pixelStorei(Tt.UNPACK_FLIP_Y_WEBGL,n.flipY),Tt.pixelStorei(Tt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),Tt.pixelStorei(Tt.UNPACK_ALIGNMENT,n.unpackAlignment),e.isDataTexture?Tt.texSubImage2D(Tt.TEXTURE_2D,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?Tt.compressedTexSubImage2D(Tt.TEXTURE_2D,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):Tt.texSubImage2D(Tt.TEXTURE_2D,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&Tt.generateMipmap(Tt.TEXTURE_2D),tt.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(S.isWebGL1Renderer)return;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=xt.convert(i.format),c=xt.convert(i.type);let h;if(i.isData3DTexture)it.setTexture3D(i,0),h=Tt.TEXTURE_3D;else{if(!i.isDataArrayTexture)return;it.setTexture2DArray(i,0),h=Tt.TEXTURE_2D_ARRAY}Tt.pixelStorei(Tt.UNPACK_FLIP_Y_WEBGL,i.flipY),Tt.pixelStorei(Tt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),Tt.pixelStorei(Tt.UNPACK_ALIGNMENT,i.unpackAlignment);const u=Tt.getParameter(Tt.UNPACK_ROW_LENGTH),d=Tt.getParameter(Tt.UNPACK_IMAGE_HEIGHT),p=Tt.getParameter(Tt.UNPACK_SKIP_PIXELS),f=Tt.getParameter(Tt.UNPACK_SKIP_ROWS),m=Tt.getParameter(Tt.UNPACK_SKIP_IMAGES),g=n.isCompressedTexture?n.mipmaps[0]:n.image;Tt.pixelStorei(Tt.UNPACK_ROW_LENGTH,g.width),Tt.pixelStorei(Tt.UNPACK_IMAGE_HEIGHT,g.height),Tt.pixelStorei(Tt.UNPACK_SKIP_PIXELS,t.min.x),Tt.pixelStorei(Tt.UNPACK_SKIP_ROWS,t.min.y),Tt.pixelStorei(Tt.UNPACK_SKIP_IMAGES,t.min.z),n.isDataTexture||n.isData3DTexture?Tt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g.data):n.isCompressedArrayTexture?Tt.compressedTexSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,g.data):Tt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g),Tt.pixelStorei(Tt.UNPACK_ROW_LENGTH,u),Tt.pixelStorei(Tt.UNPACK_IMAGE_HEIGHT,d),Tt.pixelStorei(Tt.UNPACK_SKIP_PIXELS,p),Tt.pixelStorei(Tt.UNPACK_SKIP_ROWS,f),Tt.pixelStorei(Tt.UNPACK_SKIP_IMAGES,m),0===r&&i.generateMipmaps&&Tt.generateMipmap(h),tt.unbindTexture()},this.initTexture=function(t){t.isCubeTexture?it.setTextureCube(t,0):t.isData3DTexture?it.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?it.setTexture2DArray(t,0):it.setTexture2D(t,0),tt.unbindTexture()},this.resetState=function(){E=0,T=0,A=null,tt.reset(),St.reset()},"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return an}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(t){this._outputColorSpace=t;const e=this.getContext();e.drawingBufferColorSpace=t===ke?"display-p3":"srgb",e.unpackColorSpace=qn.workingColorSpace===Ve?"display-p3":"srgb"}get physicallyCorrectLights(){return!this.useLegacyLights}set physicallyCorrectLights(t){this.useLegacyLights=!t}get outputEncoding(){return this.outputColorSpace===Be?De:Le}set outputEncoding(t){this.outputColorSpace=t===De?Be:ze}get useLegacyLights(){return this._useLegacyLights}set useLegacyLights(t){this._useLegacyLights=t}}class mu extends fu{}mu.prototype.isWebGL1Renderer=!0;class gu extends ur{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"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()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e}}class _u{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=nn,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=pn()}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,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;i<r;i++)this.array[t+i]=e.array[n+i];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=pn()),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]),n=new this.constructor(e,this.stride);return n.setUsage(this.usage),n}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=pn()),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 vu=new hi;class xu{constructor(t,e,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=i}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,n=this.data.count;e<n;e++)vu.fromBufferAttribute(this,e),vu.applyMatrix4(t),this.setXYZ(e,vu.x,vu.y,vu.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)vu.fromBufferAttribute(this,e),vu.applyNormalMatrix(t),this.setXYZ(e,vu.x,vu.y,vu.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)vu.fromBufferAttribute(this,e),vu.transformDirection(t),this.setXYZ(e,vu.x,vu.y,vu.z);return this}setX(t,e){return this.normalized&&(e=Nn(e,this.array)),this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.normalized&&(e=Nn(e,this.array)),this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.normalized&&(e=Nn(e,this.array)),this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.normalized&&(e=Nn(e,this.array)),this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){let e=this.data.array[t*this.data.stride+this.offset];return this.normalized&&(e=In(e,this.array)),e}getY(t){let e=this.data.array[t*this.data.stride+this.offset+1];return this.normalized&&(e=In(e,this.array)),e}getZ(t){let e=this.data.array[t*this.data.stride+this.offset+2];return this.normalized&&(e=In(e,this.array)),e}getW(t){let e=this.data.array[t*this.data.stride+this.offset+3];return this.normalized&&(e=In(e,this.array)),e}setXY(t,e,n){return t=t*this.data.stride+this.offset,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=n,this}setXYZ(t,e,n,i){return t=t*this.data.stride+this.offset,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array),i=Nn(i,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this}setXYZW(t,e,n,i,r){return t=t*this.data.stride+this.offset,this.normalized&&(e=Nn(e,this.array),n=Nn(n,this.array),i=Nn(i,this.array),r=Nn(r,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=i,this.data.array[t+3]=r,this}clone(t){if(void 0===t){const t=[];for(let e=0;e<this.count;e++){const n=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[n+e])}return new Ur(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 xu(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(t){if(void 0===t){const t=[];for(let e=0;e<this.count;e++){const n=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[n+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}}}const Mu=new hi,yu=new ri,Su=new ri,bu=new hi,Eu=new ki,Tu=new hi,Au=new Li,wu=new ki,Ru=new zi;class Cu extends hs{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=rt,this.bindMatrix=new ki,this.bindMatrixInverse=new ki,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new pi),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let n=0;n<e.count;n++)this.getVertexPosition(n,Tu),this.boundingBox.expandByPoint(Tu)}computeBoundingSphere(){const t=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new Li),this.boundingSphere.makeEmpty();const e=t.getAttribute("position");for(let n=0;n<e.count;n++)this.getVertexPosition(n,Tu),this.boundingSphere.expandByPoint(Tu)}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,null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this}raycast(t,e){const n=this.material,i=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),Au.copy(this.boundingSphere),Au.applyMatrix4(i),!1!==t.ray.intersectsSphere(Au)&&(wu.copy(i).invert(),Ru.copy(t.ray).applyMatrix4(wu),null!==this.boundingBox&&!1===Ru.intersectsBox(this.boundingBox)||this._computeIntersections(t,e,Ru)))}getVertexPosition(t,e){return super.getVertexPosition(t,e),this.applyBoneTransform(t,e),e}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 ri,e=this.geometry.attributes.skinWeight;for(let n=0,i=e.count;n<i;n++){t.fromBufferAttribute(e,n);const i=1/t.manhattanLength();i!==1/0?t.multiplyScalar(i):t.set(1,0,0,0),e.setXYZW(n,t.x,t.y,t.z,t.w)}}updateMatrixWorld(t){super.updateMatrixWorld(t),this.bindMode===rt?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===st&&this.bindMatrixInverse.copy(this.bindMatrix).invert()}applyBoneTransform(t,e){const n=this.skeleton,i=this.geometry;yu.fromBufferAttribute(i.attributes.skinIndex,t),Su.fromBufferAttribute(i.attributes.skinWeight,t),Mu.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let r=0;r<4;r++){const t=Su.getComponent(r);if(0!==t){const i=yu.getComponent(r);Eu.multiplyMatrices(n.bones[i].matrixWorld,n.boneInverses[i]),e.addScaledVector(bu.copy(Mu).applyMatrix4(Eu),t)}}return e.applyMatrix4(this.bindMatrixInverse)}boneTransform(t,e){return this.applyBoneTransform(t,e)}}class Pu extends ur{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Lu extends ii{constructor(t=null,e=1,n=1,i,r,s,a,o,l=mt,c=mt,h,u){super(null,s,a,o,l,c,i,r,h,u),this.isDataTexture=!0,this.image={data:t,width:e,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Du=new ki,Iu=new ki;class Nu{constructor(t=[],e=[]){this.uuid=pn(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,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){this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new ki)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){const e=new ki;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,n=this.boneMatrices,i=this.boneTexture;for(let r=0,s=t.length;r<s;r++){const i=t[r]?t[r].matrixWorld:Iu;Du.multiplyMatrices(i,e[r]),Du.toArray(n,16*r)}null!==i&&(i.needsUpdate=!0)}clone(){return new Nu(this.bones,this.boneInverses)}computeBoneTexture(){let t=Math.sqrt(4*this.bones.length);t=Pn(t),t=Math.max(t,4);const e=new Float32Array(t*t*4);e.set(this.boneMatrices);const n=new Lu(e,t,t,It,wt);return n.needsUpdate=!0,this.boneMatrices=e,this.boneTexture=n,this.boneTextureSize=t,this}getBoneByName(t){for(let e=0,n=this.bones.length;e<n;e++){const n=this.bones[e];if(n.name===t)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(t,e){this.uuid=t.uuid;for(let n=0,i=t.bones.length;n<i;n++){const i=t.bones[n];let r=e[i];void 0===r&&(r=new Pu),this.bones.push(r),this.boneInverses.push((new ki).fromArray(t.boneInverses[n]))}return this.init(),this}toJSON(){const t={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;const e=this.bones,n=this.boneInverses;for(let i=0,r=e.length;i<r;i++){const r=e[i];t.bones.push(r.uuid);const s=n[i];t.boneInverses.push(s.toArray())}return t}}class Uu extends Ur{constructor(t,e,n,i=1){super(t,e,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}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 Ou=new ki,Fu=new ki,Bu=[],zu=new pi,ku=new ki,Vu=new hs,Hu=new Li;class Gu extends hs{constructor(t,e,n){super(t,e),this.isInstancedMesh=!0,this.instanceMatrix=new Uu(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,ku)}computeBoundingBox(){const t=this.geometry,e=this.count;null===this.boundingBox&&(this.boundingBox=new pi),null===t.boundingBox&&t.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<e;n++)this.getMatrixAt(n,Ou),zu.copy(t.boundingBox).applyMatrix4(Ou),this.boundingBox.union(zu)}computeBoundingSphere(){const t=this.geometry,e=this.count;null===this.boundingSphere&&(this.boundingSphere=new Li),null===t.boundingSphere&&t.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<e;n++)this.getMatrixAt(n,Ou),Hu.copy(t.boundingSphere).applyMatrix4(Ou),this.boundingSphere.union(Hu)}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,null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),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 n=this.matrixWorld,i=this.count;if(Vu.geometry=this.geometry,Vu.material=this.material,void 0!==Vu.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),Hu.copy(this.boundingSphere),Hu.applyMatrix4(n),!1!==t.ray.intersectsSphere(Hu)))for(let r=0;r<i;r++){this.getMatrixAt(r,Ou),Fu.multiplyMatrices(n,Ou),Vu.matrixWorld=Fu,Vu.raycast(t,Bu);for(let t=0,n=Bu.length;t<n;t++){const n=Bu[t];n.instanceId=r,n.object=this,e.push(n)}Bu.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new Uu(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 Wu extends Lr{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Rr(16777215),this.map=null,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.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Xu=new hi,ju=new hi,Yu=new ki,qu=new zi,Ku=new Li;class $u extends ur{constructor(t=new jr,e=new Wu){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=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t<i;t++)Xu.fromBufferAttribute(e,t-1),ju.fromBufferAttribute(e,t),n[t]=n[t-1],n[t]+=Xu.distanceTo(ju);t.setAttribute("lineDistance",new Br(n,1))}return this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ku.copy(n.boundingSphere),Ku.applyMatrix4(i),Ku.radius+=r,!1===t.ray.intersectsSphere(Ku))return;Yu.copy(i).invert(),qu.copy(t.ray).applyMatrix4(Yu);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new hi,c=new hi,h=new hi,u=new hi,d=this.isLineSegments?2:1,p=n.index,f=n.attributes,m=f.position;if(null!==p){const n=Math.max(0,s.start),i=Math.min(p.count,s.start+s.count);for(let r=n,s=i-1;r<s;r+=d){const n=p.getX(r),i=p.getX(r+1);l.fromBufferAttribute(m,n),c.fromBufferAttribute(m,i);const s=qu.distanceSqToSegment(l,c,u,h);if(s>o)continue;u.applyMatrix4(this.matrixWorld);const a=t.ray.origin.distanceTo(u);a<t.near||a>t.far||e.push({distance:a,point:h.clone().applyMatrix4(this.matrixWorld),index:r,face:null,faceIndex:null,object:this})}}else{const n=Math.max(0,s.start),i=Math.min(m.count,s.start+s.count);for(let r=n,s=i-1;r<s;r+=d){l.fromBufferAttribute(m,r),c.fromBufferAttribute(m,r+1);const n=qu.distanceSqToSegment(l,c,u,h);if(n>o)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);i<t.near||i>t.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:r,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}}const Zu=new hi,Ju=new hi;class Qu extends $u{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,n=[];for(let t=0,i=e.count;t<i;t+=2)Zu.fromBufferAttribute(e,t),Ju.fromBufferAttribute(e,t+1),n[t]=0===t?0:n[t-1],n[t+1]=n[t]+Zu.distanceTo(Ju);t.setAttribute("lineDistance",new Br(n,1))}return this}}class td extends $u{constructor(t,e){super(t,e),this.isLineLoop=!0,this.type="LineLoop"}}class ed extends Lr{constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Rr(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 nd=new ki,id=new zi,rd=new Li,sd=new hi;class ad extends ur{constructor(t=new jr,e=new ed){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=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),rd.copy(n.boundingSphere),rd.applyMatrix4(i),rd.radius+=r,!1===t.ray.intersectsSphere(rd))return;nd.copy(i).invert(),id.copy(t.ray).applyMatrix4(nd);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=n.index,c=n.attributes,h=c.position;if(null!==l){const n=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);for(let s=n,a=r;s<a;s++){const n=l.getX(s);sd.fromBufferAttribute(h,n),od(sd,n,o,i,t,e,this)}}else{const n=Math.max(0,s.start),r=Math.min(h.count,s.start+s.count);for(let s=n,a=r;s<a;s++)sd.fromBufferAttribute(h,s),od(sd,s,o,i,t,e,this)}}updateMorphTargets(){const t=this.geometry,e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}}function od(t,e,n,i,r,s,a){const o=id.distanceSqToPoint(t);if(o<n){const n=new hi;id.closestPointToPoint(t,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}class ld extends jr{constructor(t=1,e=1,n=1,i=32,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const f=[],m=n/2;let g=0;function _(){const s=new hi,_=new hi;let v=0;const x=(e-t)/n;for(let l=0;l<=r;l++){const c=[],g=l/r,v=g*(e-t)+t;for(let t=0;t<=i;t++){const e=t/i,r=e*o+a,l=Math.sin(r),f=Math.cos(r);_.x=v*l,_.y=-g*n+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<i;t++)for(let e=0;e<r;e++){const n=f[e][t],i=f[e+1][t],r=f[e+1][t+1],s=f[e][t+1];c.push(n,i,s),c.push(i,r,s),v+=6}l.addGroup(g,v,0),g+=v}function v(n){const r=p,s=new On,f=new hi;let _=0;const v=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,m*x,0),u.push(0,x,0),d.push(.5,.5),p++;const M=p;for(let t=0;t<=i;t++){const e=t/i,n=e*o+a,r=Math.cos(n),l=Math.sin(n);f.x=v*l,f.y=m*x,f.z=v*r,h.push(f.x,f.y,f.z),u.push(0,x,0),s.x=.5*r+.5,s.y=.5*l*x+.5,d.push(s.x,s.y),p++}for(let t=0;t<i;t++){const e=r+t,i=M+t;!0===n?c.push(i,i+1,e):c.push(i+1,i,e),_+=3}l.addGroup(g,_,!0===n?1:2),g+=_}_(),!1===s&&(t>0&&v(!0),e>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Br(h,3)),this.setAttribute("normal",new Br(u,3)),this.setAttribute("uv",new Br(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new ld(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class cd extends jr{constructor(t=1,e=32,n=16,i=0,r=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:s,thetaLength:a},e=Math.max(3,Math.floor(e)),n=Math.max(2,Math.floor(n));const o=Math.min(s+a,Math.PI);let l=0;const c=[],h=new hi,u=new hi,d=[],p=[],f=[],m=[];for(let g=0;g<=n;g++){const d=[],_=g/n;let v=0;0===g&&0===s?v=.5/e:g===n&&o===Math.PI&&(v=-.5/e);for(let n=0;n<=e;n++){const o=n/e;h.x=-t*Math.cos(i+o*r)*Math.sin(s+_*a),h.y=t*Math.cos(s+_*a),h.z=t*Math.sin(i+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-_),d.push(l++)}c.push(d)}for(let g=0;g<n;g++)for(let t=0;t<e;t++){const e=c[g][t+1],i=c[g][t],r=c[g+1][t],a=c[g+1][t+1];(0!==g||s>0)&&d.push(e,i,a),(g!==n-1||o<Math.PI)&&d.push(i,r,a)}this.setIndex(d),this.setAttribute("position",new Br(p,3)),this.setAttribute("normal",new Br(f,3)),this.setAttribute("uv",new Br(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new cd(t.radius,t.widthSegments,t.heightSegments,t.phiStart,t.phiLength,t.thetaStart,t.thetaLength)}}class hd extends ys{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class ud extends Lr{constructor(t){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Rr(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 Rr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ue,this.normalScale=new On(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 dd extends ud{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new On(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return fn(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 Rr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Rr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Rr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!==t>0&&this.version++,this._anisotropy=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 sheen(){return this._sheen}set sheen(t){this._sheen>0!==t>0&&this.version++,this._sheen=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.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,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}}function pd(t,e,n){return!t||!n&&t.constructor===e?t:"number"===typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function fd(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function md(t){function e(e,n){return t[e]-t[n]}const n=t.length,i=new Array(n);for(let r=0;r!==n;++r)i[r]=r;return i.sort(e),i}function gd(t,e,n){const i=t.length,r=new t.constructor(i);for(let s=0,a=0;a!==i;++s){const i=n[s]*e;for(let n=0;n!==e;++n)r[a++]=t[i+n]}return r}function _d(t,e,n,i){let r=1,s=t[0];while(void 0!==s&&void 0===s[i])s=t[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(e.push(s.time),n.push.apply(n,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(e.push(s.time),a.toArray(n,n.length)),s=t[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(e.push(s.time),n.push(a)),s=t[r++]}while(void 0!==s)}class vd{constructor(t,e,n,i){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==i?i:new e.constructor(n),this.sampleValues=e,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let n=this._cachedIndex,i=e[n],r=e[n-1];t:{e:{let s;n:{i:if(!(t<i)){for(let s=n+2;;){if(void 0===i){if(t<r)break i;return n=e.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===s)break;if(r=i,i=e[++n],t<i)break e}s=e.length;break n}if(t>=r)break t;{const a=e[1];t<a&&(n=2,r=a);for(let s=n-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(n===s)break;if(i=r,r=e[--n-1],t>=r)break e}s=n,n=0}}while(n<s){const i=n+s>>>1;t<e[i]?s=i:n=i+1}if(i=e[n],r=e[n-1],void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===i)return n=e.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,t,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=t*i;for(let s=0;s!==i;++s)e[s]=n[r+s];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class xd extends vd{constructor(t,e,n,i){super(t,e,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ee,endingEnd:Ee}}intervalChanged_(t,e,n){const i=this.parameterPositions;let r=t-2,s=t+1,a=i[r],o=i[s];if(void 0===a)switch(this.getSettings_().endingStart){case Te:r=t,a=2*e-n;break;case Ae:r=i.length-2,a=e+i[r]-i[r+1];break;default:r=t,a=n}if(void 0===o)switch(this.getSettings_().endingEnd){case Te:s=t,o=2*n-e;break;case Ae:s=1,o=n+i[1]-i[0];break;default:s=t-1,o=e}const l=.5*(n-e),c=this.valueSize;this._weightPrev=l/(e-a),this._weightNext=l/(o-n),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(t,e,n,i){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=(n-e)/(i-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 M=0;M!==a;++M)r[M]=g*s[c+M]+_*s[l+M]+v*s[o+M]+x*s[h+M];return r}}class Md extends vd{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=(n-e)/(i-e),h=1-c;for(let u=0;u!==a;++u)r[u]=s[l+u]*h+s[o+u]*c;return r}}class yd extends vd{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t){return this.copySampleValue_(t-1)}}class Sd{constructor(t,e,n,i){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=pd(e,this.TimeBufferType),this.values=pd(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(t){const e=t.constructor;let n;if(e.toJSON!==this.toJSON)n=e.toJSON(t);else{n={name:t.name,times:pd(t.times,Array),values:pd(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(n.interpolation=e)}return n.type=t.ValueTypeName,n}InterpolantFactoryMethodDiscrete(t){return new yd(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new Md(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new xd(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case ye:e=this.InterpolantFactoryMethodDiscrete;break;case Se:e=this.InterpolantFactoryMethodLinear;break;case be:e=this.InterpolantFactoryMethodSmooth;break}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 this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return ye;case this.InterpolantFactoryMethodLinear:return Se;case this.InterpolantFactoryMethodSmooth:return be}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let n=0,i=e.length;n!==i;++n)e[n]*=t}return this}trim(t,e){const n=this.times,i=n.length;let r=0,s=i-1;while(r!==i&&n[r]<t)++r;while(-1!==s&&n[s]>e)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=n.slice(r,s),this.values=this.values.slice(r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(t=!1);let s=null;for(let a=0;a!==r;a++){const e=n[a];if("number"===typeof e&&isNaN(e)){t=!1;break}if(null!==s&&s>e){t=!1;break}s=e}if(void 0!==i&&fd(i))for(let a=0,o=i.length;a!==o;++a){const e=i[a];if(isNaN(e)){t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===be,r=t.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=t[a],l=t[a+1];if(o!==l&&(1!==a||o!==t[0]))if(i)r=!0;else{const t=a*n,i=t-n,s=t+n;for(let a=0;a!==n;++a){const n=e[t+a];if(n!==e[i+a]||n!==e[s+a]){r=!0;break}}}if(r){if(a!==s){t[s]=t[a];const i=a*n,r=s*n;for(let t=0;t!==n;++t)e[r+t]=e[i+t]}++s}}if(r>0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=t.slice(0,s),this.values=e.slice(0,s*n)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),n=this.constructor,i=new n(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Sd.prototype.TimeBufferType=Float32Array,Sd.prototype.ValueBufferType=Float32Array,Sd.prototype.DefaultInterpolation=Se;class bd extends Sd{}bd.prototype.ValueTypeName="bool",bd.prototype.ValueBufferType=Array,bd.prototype.DefaultInterpolation=ye,bd.prototype.InterpolantFactoryMethodLinear=void 0,bd.prototype.InterpolantFactoryMethodSmooth=void 0;class Ed extends Sd{}Ed.prototype.ValueTypeName="color";class Td extends Sd{}Td.prototype.ValueTypeName="number";class Ad extends vd{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let c=l+a;l!==c;l+=4)ci.slerpFlat(r,0,s,l-a,s,l,o);return r}}class wd extends Sd{InterpolantFactoryMethodLinear(t){return new Ad(this.times,this.values,this.getValueSize(),t)}}wd.prototype.ValueTypeName="quaternion",wd.prototype.DefaultInterpolation=Se,wd.prototype.InterpolantFactoryMethodSmooth=void 0;class Rd extends Sd{}Rd.prototype.ValueTypeName="string",Rd.prototype.ValueBufferType=Array,Rd.prototype.DefaultInterpolation=ye,Rd.prototype.InterpolantFactoryMethodLinear=void 0,Rd.prototype.InterpolantFactoryMethodSmooth=void 0;class Cd extends Sd{}Cd.prototype.ValueTypeName="vector";class Pd{constructor(t,e=-1,n,i=we){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=pn(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let s=0,a=n.length;s!==a;++s)e.push(Dd(n[s]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let r=0,s=n.length;r!==s;++r)e.push(Sd.toJSON(n[r]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let a=0;a<r;a++){let t=[],o=[];t.push((a+r-1)%r,a,(a+1)%r),o.push(0,1,0);const l=md(t);t=gd(t,1,l),o=gd(o,1,l),i||0!==t[0]||(t.push(r),o.push(o[0])),s.push(new Td(".morphTargetInfluences["+e[a].name+"]",t,o).scale(1/n))}return new this(t,-1,s)}static findByName(t,e){let n=t;if(!Array.isArray(t)){const e=t;n=e.geometry&&e.geometry.animations||e.animations}for(let i=0;i<n.length;i++)if(n[i].name===e)return n[i];return null}static CreateClipsFromMorphTargetSequences(t,e,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let a=0,o=t.length;a<o;a++){const e=t[a],n=e.name.match(r);if(n&&n.length>1){const t=n[1];let r=i[t];r||(i[t]=r=[]),r.push(e)}}const s=[];for(const a in i)s.push(this.CreateFromMorphTargetSequence(a,i[a],e,n));return s}static parseAnimation(t,e){if(!t)return null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];_d(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let h=0;h<l.length;h++){const t=l[h].keys;if(t&&0!==t.length)if(t[0].morphTargets){const e={};let n;for(n=0;n<t.length;n++)if(t[n].morphTargets)for(let i=0;i<t[n].morphTargets.length;i++)e[t[n].morphTargets[i]]=-1;for(const r in e){const e=[],s=[];for(let i=0;i!==t[n].morphTargets.length;++i){const i=t[n];e.push(i.time),s.push(i.morphTarget===r?1:0)}i.push(new Td(".morphTargetInfluence["+r+"]",e,s))}o=e.length*s}else{const r=".bones["+e[h].name+"]";n(Cd,r+".position",t,"pos",i),n(wd,r+".quaternion",t,"rot",i),n(Cd,r+".scale",t,"scl",i)}}if(0===i.length)return null;const c=new this(r,o,i,a);return c}resetDuration(){const t=this.tracks;let e=0;for(let n=0,i=t.length;n!==i;++n){const t=this.tracks[n];e=Math.max(e,t.times[t.times.length-1])}return this.duration=e,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 Ld(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Td;case"vector":case"vector2":case"vector3":case"vector4":return Cd;case"color":return Ed;case"quaternion":return wd;case"bool":case"boolean":return bd;case"string":return Rd}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}function Dd(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=Ld(t.type);if(void 0===t.times){const e=[],n=[];_d(t.keys,e,n,"value"),t.times=e,t.values=n}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const Id={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 Nd{constructor(t,e,n){const i=this;let r=!1,s=0,a=0,o=void 0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this.itemStart=function(t){a++,!1===r&&void 0!==i.onStart&&i.onStart(t,s,a),r=!0},this.itemEnd=function(t){s++,void 0!==i.onProgress&&i.onProgress(t,s,a),s===a&&(r=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(t){void 0!==i.onError&&i.onError(t)},this.resolveURL=function(t){return o?o(t):t},this.setURLModifier=function(t){return o=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,n=l.length;e<n;e+=2){const n=l[e],i=l[e+1];if(n.global&&(n.lastIndex=0),n.test(t))return i}return null}}}const Ud=new Nd;class Od{constructor(t){this.manager=void 0!==t?t:Ud,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const n=this;return new Promise((function(i,r){n.load(t,i,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}}Od.DEFAULT_MATERIAL_NAME="__DEFAULT";const Fd={};class Bd extends Error{constructor(t,e){super(t),this.response=e}}class zd extends Od{constructor(t){super(t)}load(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=Id.get(t);if(void 0!==r)return this.manager.itemStart(t),setTimeout(()=>{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Fd[t])return void Fd[t].push({onLoad:e,onProgress:n,onError:i});Fd[t]=[],Fd[t].push({onLoad:e,onProgress:n,onError:i});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(e.status,"undefined"===typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const n=Fd[t],i=e.body.getReader(),r=e.headers.get("Content-Length")||e.headers.get("X-File-Size"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(t){function e(){i.read().then(({done:i,value:r})=>{if(i)t.close();else{o+=r.byteLength;const i=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let t=0,e=n.length;t<e;t++){const e=n[t];e.onProgress&&e.onProgress(i)}t.enqueue(r),e()}})}e()}});return new Response(l)}throw new Bd(`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=>{const e=new DOMParser;return e.parseFromString(t,a)});case"json":return t.json();default:if(void 0===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i,n=e.exec(a),i=n&&n[1]?n[1].toLowerCase():void 0,r=new TextDecoder(i);return t.arrayBuffer().then(t=>r.decode(t))}}}).then(e=>{Id.add(t,e);const n=Fd[t];delete Fd[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onLoad&&i.onLoad(e)}}).catch(e=>{const n=Fd[t];if(void 0===n)throw this.manager.itemError(t),e;delete Fd[t];for(let t=0,i=n.length;t<i;t++){const i=n[t];i.onError&&i.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 kd extends Od{constructor(t){super(t)}load(t,e,n,i){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Id.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a=kn("img");function o(){c(),Id.add(t,this),e&&e(this),r.manager.itemEnd(t)}function l(e){c(),i&&i(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 Vd extends Od{constructor(t){super(t)}load(t,e,n,i){const r=new ii,s=new kd(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)}),n,i),r}}class Hd extends ur{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Rr(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}}const Gd=new ki,Wd=new hi,Xd=new hi;class jd{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new On(512,512),this.map=null,this.mapPass=null,this.matrix=new ki,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Us,this._frameExtents=new On(1,1),this._viewportCount=1,this._viewports=[new ri(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,n=this.matrix;Wd.setFromMatrixPosition(t.matrixWorld),e.position.copy(Wd),Xd.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Xd),e.updateMatrixWorld(),Gd.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Gd),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Gd)}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 Yd extends jd{constructor(){super(new bs(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,n=2*dn*t.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;n===e.fov&&i===e.aspect&&r===e.far||(e.fov=n,e.aspect=i,e.far=r,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class qd extends Hd{constructor(t,e,n=0,i=Math.PI/3,r=0,s=2){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ur.DEFAULT_UP),this.updateMatrix(),this.target=new ur,this.distance=n,this.angle=i,this.penumbra=r,this.decay=s,this.map=null,this.shadow=new Yd}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 Kd=new ki,$d=new hi,Zd=new hi;class Jd extends jd{constructor(){super(new bs(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new On(4,2),this._viewportCount=6,this._viewports=[new ri(2,1,1,1),new ri(0,1,1,1),new ri(3,1,1,1),new ri(1,1,1,1),new ri(3,0,1,1),new ri(1,0,1,1)],this._cubeDirections=[new hi(1,0,0),new hi(-1,0,0),new hi(0,0,1),new hi(0,0,-1),new hi(0,1,0),new hi(0,-1,0)],this._cubeUps=[new hi(0,1,0),new hi(0,1,0),new hi(0,1,0),new hi(0,1,0),new hi(0,0,1),new hi(0,0,-1)]}updateMatrices(t,e=0){const n=this.camera,i=this.matrix,r=t.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),$d.setFromMatrixPosition(t.matrixWorld),n.position.copy($d),Zd.copy(n.position),Zd.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(Zd),n.updateMatrixWorld(),i.makeTranslation(-$d.x,-$d.y,-$d.z),Kd.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Kd)}}class Qd extends Hd{constructor(t,e,n=0,i=2){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new Jd}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 tp extends jd{constructor(){super(new wl(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class ep extends Hd{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ur.DEFAULT_UP),this.updateMatrix(),this.target=new ur,this.shadow=new tp}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class np extends Hd{constructor(t,e){super(t,e),this.isAmbientLight=!0,this.type="AmbientLight"}}class ip{static decodeText(t){if("undefined"!==typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,r=t.length;i<r;i++)e+=String.fromCharCode(t[i]);try{return decodeURIComponent(escape(e))}catch(n){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 rp extends Od{constructor(t){super(t),this.isImageBitmapLoader=!0,this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,e,n,i){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Id.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(n){Id.add(t,n),e&&e(n),r.manager.itemEnd(t)})).catch((function(e){i&&i(e),r.manager.itemError(t),r.manager.itemEnd(t)})),r.manager.itemStart(t)}}class sp{constructor(t=!0){this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=ap(),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=ap();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}function ap(){return("undefined"===typeof performance?Date:performance).now()}const op="\\[\\]\\.:\\/",lp=new RegExp("["+op+"]","g"),cp="[^"+op+"]",hp="[^"+op.replace("\\.","")+"]",up=/((?:WC+[\/:])*)/.source.replace("WC",cp),dp=/(WCOD+)?/.source.replace("WCOD",hp),pp=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",cp),fp=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",cp),mp=new RegExp("^"+up+dp+pp+fp+"$"),gp=["material","materials","bones","map"];class _p{constructor(t,e,n){const i=n||vp.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,i)}getValue(t,e){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];void 0!==i&&i.getValue(t,e)}setValue(t,e){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)}bind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()}unbind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}class vp{constructor(t,e,n){this.path=e,this.parsedPath=n||vp.parseTrackName(e),this.node=vp.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new vp.Composite(t,e,n):new vp(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(lp,"")}static parseTrackName(t){const e=mp.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==gp.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i<t.length;i++){const r=t[i];if(r.name===e||r.uuid===e)return r;const s=n(r.children);if(s)return s}return null},i=n(t.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)t[e++]=n[i]}_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 n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=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,n=e.objectName,i=e.propertyName;let r=e.propertyIndex;if(t||(t=vp.findNode(this.rootNode,e.nodeName),this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return;if(n){let i=e.objectIndex;switch(n){case"materials":if(!t.material)return;if(!t.material.materials)return;t=t.material.materials;break;case"bones":if(!t.skeleton)return;t=t.skeleton.bones;for(let e=0;e<t.length;e++)if(t[e].name===i){i=e;break}break;case"map":if("map"in t){t=t.map;break}if(!t.material)return;if(!t.material.map)return;t=t.material.map;break;default:if(void 0===t[n])return;t=t[n]}if(void 0!==i){if(void 0===t[i])return;t=t[i]}}const s=t[i];if(void 0===s){e.nodeName;return}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"===i){if(!t.geometry)return;if(!t.geometry.morphAttributes)return;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=i;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}}vp.Composite=_p,vp.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},vp.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},vp.prototype.GetterByBindingType=[vp.prototype._getValue_direct,vp.prototype._getValue_array,vp.prototype._getValue_arrayElement,vp.prototype._getValue_toArray],vp.prototype.SetterByBindingTypeAndVersioning=[[vp.prototype._setValue_direct,vp.prototype._setValue_direct_setNeedsUpdate,vp.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[vp.prototype._setValue_array,vp.prototype._setValue_array_setNeedsUpdate,vp.prototype._setValue_array_setMatrixWorldNeedsUpdate],[vp.prototype._setValue_arrayElement,vp.prototype._setValue_arrayElement_setNeedsUpdate,vp.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[vp.prototype._setValue_fromArray,vp.prototype._setValue_fromArray_setNeedsUpdate,vp.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];new Float32Array(1);class xp{constructor(t,e,n=0,i=1/0){this.ray=new zi(t,e),this.near=n,this.far=i,this.camera=null,this.layers=new Zi,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)}intersectObject(t,e=!0,n=[]){return yp(t,this,n,e),n.sort(Mp),n}intersectObjects(t,e=!0,n=[]){for(let i=0,r=t.length;i<r;i++)yp(t[i],this,n,e);return n.sort(Mp),n}}function Mp(t,e){return t.distance-e.distance}function yp(t,e,n,i){if(t.layers.test(e.layers)&&t.raycast(e,n),!0===i){const i=t.children;for(let t=0,r=i.length;t<r;t++)yp(i[t],e,n,!0)}}class Sp{constructor(t=1,e=0,n=0){return this.radius=t,this.phi=e,this.theta=n,this}set(t,e,n){return this.radius=t,this.phi=e,this.theta=n,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,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(fn(e/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:i}})),"undefined"!==typeof window&&(window.__THREE__||(window.__THREE__=i))},"6c18":function(t,e,n){"use strict";n.d(e,"a",(function(){return r}));var i=n("5a89");const r={name:"FXAAShader",uniforms:{tDiffuse:{value:null},resolution:{value:new i["Nb"](1/1024,1/512)}},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\tprecision highp float;\n\n\tuniform sampler2D tDiffuse;\n\n\tuniform vec2 resolution;\n\n\tvarying vec2 vUv;\n\n\t// FXAA 3.11 implementation by NVIDIA, ported to WebGL by Agost Biro (biro@archilogic.com)\n\n\t//----------------------------------------------------------------------------------\n\t// File:        es3-keplerFXAAassetsshaders/FXAA_DefaultES.frag\n\t// SDK Version: v3.00\n\t// Email:       gameworks@nvidia.com\n\t// Site:        http://developer.nvidia.com/\n\t//\n\t// Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved.\n\t//\n\t// Redistribution and use in source and binary forms, with or without\n\t// modification, are permitted provided that the following conditions\n\t// are met:\n\t//  * Redistributions of source code must retain the above copyright\n\t//    notice, this list of conditions and the following disclaimer.\n\t//  * Redistributions in binary form must reproduce the above copyright\n\t//    notice, this list of conditions and the following disclaimer in the\n\t//    documentation and/or other materials provided with the distribution.\n\t//  * Neither the name of NVIDIA CORPORATION nor the names of its\n\t//    contributors may be used to endorse or promote products derived\n\t//    from this software without specific prior written permission.\n\t//\n\t// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY\n\t// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n\t// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\n\t// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR\n\t// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,\n\t// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,\n\t// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR\n\t// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY\n\t// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n\t// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n\t// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n\t//\n\t//----------------------------------------------------------------------------------\n\n\t#ifndef FXAA_DISCARD\n\t\t\t//\n\t\t\t// Only valid for PC OpenGL currently.\n\t\t\t// Probably will not work when FXAA_GREEN_AS_LUMA = 1.\n\t\t\t//\n\t\t\t// 1 = Use discard on pixels which don't need AA.\n\t\t\t//     For APIs which enable concurrent TEX+ROP from same surface.\n\t\t\t// 0 = Return unchanged color on pixels which don't need AA.\n\t\t\t//\n\t\t\t#define FXAA_DISCARD 0\n\t#endif\n\n\t/*--------------------------------------------------------------------------*/\n\t#define FxaaTexTop(t, p) texture2D(t, p, -100.0)\n\t#define FxaaTexOff(t, p, o, r) texture2D(t, p + (o * r), -100.0)\n\t/*--------------------------------------------------------------------------*/\n\n\t#define NUM_SAMPLES 5\n\n\t// assumes colors have premultipliedAlpha, so that the calculated color contrast is scaled by alpha\n\tfloat contrast( vec4 a, vec4 b ) {\n\t\t\tvec4 diff = abs( a - b );\n\t\t\treturn max( max( max( diff.r, diff.g ), diff.b ), diff.a );\n\t}\n\n\t/*============================================================================\n\n\t\t\t\t\t\t\t\t\tFXAA3 QUALITY - PC\n\n\t============================================================================*/\n\n\t/*--------------------------------------------------------------------------*/\n\tvec4 FxaaPixelShader(\n\t\t\tvec2 posM,\n\t\t\tsampler2D tex,\n\t\t\tvec2 fxaaQualityRcpFrame,\n\t\t\tfloat fxaaQualityEdgeThreshold,\n\t\t\tfloat fxaaQualityinvEdgeThreshold\n\t) {\n\t\t\tvec4 rgbaM = FxaaTexTop(tex, posM);\n\t\t\tvec4 rgbaS = FxaaTexOff(tex, posM, vec2( 0.0, 1.0), fxaaQualityRcpFrame.xy);\n\t\t\tvec4 rgbaE = FxaaTexOff(tex, posM, vec2( 1.0, 0.0), fxaaQualityRcpFrame.xy);\n\t\t\tvec4 rgbaN = FxaaTexOff(tex, posM, vec2( 0.0,-1.0), fxaaQualityRcpFrame.xy);\n\t\t\tvec4 rgbaW = FxaaTexOff(tex, posM, vec2(-1.0, 0.0), fxaaQualityRcpFrame.xy);\n\t\t\t// . S .\n\t\t\t// W M E\n\t\t\t// . N .\n\n\t\t\tbool earlyExit = max( max( max(\n\t\t\t\t\tcontrast( rgbaM, rgbaN ),\n\t\t\t\t\tcontrast( rgbaM, rgbaS ) ),\n\t\t\t\t\tcontrast( rgbaM, rgbaE ) ),\n\t\t\t\t\tcontrast( rgbaM, rgbaW ) )\n\t\t\t\t\t< fxaaQualityEdgeThreshold;\n\t\t\t// . 0 .\n\t\t\t// 0 0 0\n\t\t\t// . 0 .\n\n\t\t\t#if (FXAA_DISCARD == 1)\n\t\t\t\t\tif(earlyExit) FxaaDiscard;\n\t\t\t#else\n\t\t\t\t\tif(earlyExit) return rgbaM;\n\t\t\t#endif\n\n\t\t\tfloat contrastN = contrast( rgbaM, rgbaN );\n\t\t\tfloat contrastS = contrast( rgbaM, rgbaS );\n\t\t\tfloat contrastE = contrast( rgbaM, rgbaE );\n\t\t\tfloat contrastW = contrast( rgbaM, rgbaW );\n\n\t\t\tfloat relativeVContrast = ( contrastN + contrastS ) - ( contrastE + contrastW );\n\t\t\trelativeVContrast *= fxaaQualityinvEdgeThreshold;\n\n\t\t\tbool horzSpan = relativeVContrast > 0.;\n\t\t\t// . 1 .\n\t\t\t// 0 0 0\n\t\t\t// . 1 .\n\n\t\t\t// 45 deg edge detection and corners of objects, aka V/H contrast is too similar\n\t\t\tif( abs( relativeVContrast ) < .3 ) {\n\t\t\t\t\t// locate the edge\n\t\t\t\t\tvec2 dirToEdge;\n\t\t\t\t\tdirToEdge.x = contrastE > contrastW ? 1. : -1.;\n\t\t\t\t\tdirToEdge.y = contrastS > contrastN ? 1. : -1.;\n\t\t\t\t\t// . 2 .      . 1 .\n\t\t\t\t\t// 1 0 2  ~=  0 0 1\n\t\t\t\t\t// . 1 .      . 0 .\n\n\t\t\t\t\t// tap 2 pixels and see which ones are \"outside\" the edge, to\n\t\t\t\t\t// determine if the edge is vertical or horizontal\n\n\t\t\t\t\tvec4 rgbaAlongH = FxaaTexOff(tex, posM, vec2( dirToEdge.x, -dirToEdge.y ), fxaaQualityRcpFrame.xy);\n\t\t\t\t\tfloat matchAlongH = contrast( rgbaM, rgbaAlongH );\n\t\t\t\t\t// . 1 .\n\t\t\t\t\t// 0 0 1\n\t\t\t\t\t// . 0 H\n\n\t\t\t\t\tvec4 rgbaAlongV = FxaaTexOff(tex, posM, vec2( -dirToEdge.x, dirToEdge.y ), fxaaQualityRcpFrame.xy);\n\t\t\t\t\tfloat matchAlongV = contrast( rgbaM, rgbaAlongV );\n\t\t\t\t\t// V 1 .\n\t\t\t\t\t// 0 0 1\n\t\t\t\t\t// . 0 .\n\n\t\t\t\t\trelativeVContrast = matchAlongV - matchAlongH;\n\t\t\t\t\trelativeVContrast *= fxaaQualityinvEdgeThreshold;\n\n\t\t\t\t\tif( abs( relativeVContrast ) < .3 ) { // 45 deg edge\n\t\t\t\t\t\t\t// 1 1 .\n\t\t\t\t\t\t\t// 0 0 1\n\t\t\t\t\t\t\t// . 0 1\n\n\t\t\t\t\t\t\t// do a simple blur\n\t\t\t\t\t\t\treturn mix(\n\t\t\t\t\t\t\t\t\trgbaM,\n\t\t\t\t\t\t\t\t\t(rgbaN + rgbaS + rgbaE + rgbaW) * .25,\n\t\t\t\t\t\t\t\t\t.4\n\t\t\t\t\t\t\t);\n\t\t\t\t\t}\n\n\t\t\t\t\thorzSpan = relativeVContrast > 0.;\n\t\t\t}\n\n\t\t\tif(!horzSpan) rgbaN = rgbaW;\n\t\t\tif(!horzSpan) rgbaS = rgbaE;\n\t\t\t// . 0 .      1\n\t\t\t// 1 0 1  ->  0\n\t\t\t// . 0 .      1\n\n\t\t\tbool pairN = contrast( rgbaM, rgbaN ) > contrast( rgbaM, rgbaS );\n\t\t\tif(!pairN) rgbaN = rgbaS;\n\n\t\t\tvec2 offNP;\n\t\t\toffNP.x = (!horzSpan) ? 0.0 : fxaaQualityRcpFrame.x;\n\t\t\toffNP.y = ( horzSpan) ? 0.0 : fxaaQualityRcpFrame.y;\n\n\t\t\tbool doneN = false;\n\t\t\tbool doneP = false;\n\n\t\t\tfloat nDist = 0.;\n\t\t\tfloat pDist = 0.;\n\n\t\t\tvec2 posN = posM;\n\t\t\tvec2 posP = posM;\n\n\t\t\tint iterationsUsed = 0;\n\t\t\tint iterationsUsedN = 0;\n\t\t\tint iterationsUsedP = 0;\n\t\t\tfor( int i = 0; i < NUM_SAMPLES; i++ ) {\n\t\t\t\t\titerationsUsed = i;\n\n\t\t\t\t\tfloat increment = float(i + 1);\n\n\t\t\t\t\tif(!doneN) {\n\t\t\t\t\t\t\tnDist += increment;\n\t\t\t\t\t\t\tposN = posM + offNP * nDist;\n\t\t\t\t\t\t\tvec4 rgbaEndN = FxaaTexTop(tex, posN.xy);\n\t\t\t\t\t\t\tdoneN = contrast( rgbaEndN, rgbaM ) > contrast( rgbaEndN, rgbaN );\n\t\t\t\t\t\t\titerationsUsedN = i;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(!doneP) {\n\t\t\t\t\t\t\tpDist += increment;\n\t\t\t\t\t\t\tposP = posM - offNP * pDist;\n\t\t\t\t\t\t\tvec4 rgbaEndP = FxaaTexTop(tex, posP.xy);\n\t\t\t\t\t\t\tdoneP = contrast( rgbaEndP, rgbaM ) > contrast( rgbaEndP, rgbaN );\n\t\t\t\t\t\t\titerationsUsedP = i;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(doneN || doneP) break;\n\t\t\t}\n\n\n\t\t\tif ( !doneP && !doneN ) return rgbaM; // failed to find end of edge\n\n\t\t\tfloat dist = min(\n\t\t\t\t\tdoneN ? float( iterationsUsedN ) / float( NUM_SAMPLES - 1 ) : 1.,\n\t\t\t\t\tdoneP ? float( iterationsUsedP ) / float( NUM_SAMPLES - 1 ) : 1.\n\t\t\t);\n\n\t\t\t// hacky way of reduces blurriness of mostly diagonal edges\n\t\t\t// but reduces AA quality\n\t\t\tdist = pow(dist, .5);\n\n\t\t\tdist = 1. - dist;\n\n\t\t\treturn mix(\n\t\t\t\t\trgbaM,\n\t\t\t\t\trgbaN,\n\t\t\t\t\tdist * .5\n\t\t\t);\n\t}\n\n\tvoid main() {\n\t\t\tconst float edgeDetectionQuality = .2;\n\t\t\tconst float invEdgeDetectionQuality = 1. / edgeDetectionQuality;\n\n\t\t\tgl_FragColor = FxaaPixelShader(\n\t\t\t\t\tvUv,\n\t\t\t\t\ttDiffuse,\n\t\t\t\t\tresolution,\n\t\t\t\t\tedgeDetectionQuality, // [0,1] contrast needed, otherwise early discard\n\t\t\t\t\tinvEdgeDetectionQuality\n\t\t\t);\n\n\t}\n\t"}},"93e9":function(t,e,n){"use strict";n.d(e,"a",(function(){return s}));var i=n("5a89"),r=n("1b53");class s extends r["b"]{constructor(t,e,n=null,r=null,s=null){super(),this.scene=t,this.camera=e,this.overrideMaterial=n,this.clearColor=r,this.clearAlpha=s,this.clear=!0,this.clearDepth=!1,this.needsSwap=!1,this._oldClearColor=new i["m"]}render(t,e,n){const i=t.autoClear;let r,s;t.autoClear=!1,null!==this.overrideMaterial&&(s=this.scene.overrideMaterial,this.scene.overrideMaterial=this.overrideMaterial),null!==this.clearColor&&(t.getClearColor(this._oldClearColor),t.setClearColor(this.clearColor)),null!==this.clearAlpha&&(r=t.getClearAlpha(),t.setClearAlpha(this.clearAlpha)),1==this.clearDepth&&t.clearDepth(),t.setRenderTarget(this.renderToScreen?null:n),!0===this.clear&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),t.render(this.scene,this.camera),null!==this.clearColor&&t.setClearColor(this._oldClearColor),null!==this.clearAlpha&&t.setClearAlpha(r),null!==this.overrideMaterial&&(this.scene.overrideMaterial=s),t.autoClear=i}}},afeb:function(t,e,n){"use strict";n.d(e,"a",(function(){return _}));
/**
 * lil-gui
 * https://lil-gui.georgealways.com
 * @version 0.17.0
 * @author George Michael Brower
 * @license MIT
 */
class i{constructor(t,e,n,r,s="div"){this.parent=t,this.object=e,this.property=n,this._disabled=!1,this._hidden=!1,this.initialValue=this.getValue(),this.domElement=document.createElement("div"),this.domElement.classList.add("controller"),this.domElement.classList.add(r),this.$name=document.createElement("div"),this.$name.classList.add("name"),i.nextNameID=i.nextNameID||0,this.$name.id="lil-gui-name-"+ ++i.nextNameID,this.$widget=document.createElement(s),this.$widget.classList.add("widget"),this.$disable=this.$widget,this.domElement.appendChild(this.$name),this.domElement.appendChild(this.$widget),this.parent.children.push(this),this.parent.controllers.push(this),this.parent.$children.appendChild(this.domElement),this._listenCallback=this._listenCallback.bind(this),this.name(n)}name(t){return this._name=t,this.$name.innerHTML=t,this}onChange(t){return this._onChange=t,this}_callOnChange(){this.parent._callOnChange(this),void 0!==this._onChange&&this._onChange.call(this,this.getValue()),this._changed=!0}onFinishChange(t){return this._onFinishChange=t,this}_callOnFinishChange(){this._changed&&(this.parent._callOnFinishChange(this),void 0!==this._onFinishChange&&this._onFinishChange.call(this,this.getValue())),this._changed=!1}reset(){return this.setValue(this.initialValue),this._callOnFinishChange(),this}enable(t=!0){return this.disable(!t)}disable(t=!0){return t===this._disabled||(this._disabled=t,this.domElement.classList.toggle("disabled",t),this.$disable.toggleAttribute("disabled",t)),this}show(t=!0){return this._hidden=!t,this.domElement.style.display=this._hidden?"none":"",this}hide(){return this.show(!1)}options(t){const e=this.parent.add(this.object,this.property,t);return e.name(this._name),this.destroy(),e}min(t){return this}max(t){return this}step(t){return this}decimals(t){return this}listen(t=!0){return this._listening=t,void 0!==this._listenCallbackID&&(cancelAnimationFrame(this._listenCallbackID),this._listenCallbackID=void 0),this._listening&&this._listenCallback(),this}_listenCallback(){this._listenCallbackID=requestAnimationFrame(this._listenCallback);const t=this.save();t!==this._listenPrevValue&&this.updateDisplay(),this._listenPrevValue=t}getValue(){return this.object[this.property]}setValue(t){return this.object[this.property]=t,this._callOnChange(),this.updateDisplay(),this}updateDisplay(){return this}load(t){return this.setValue(t),this._callOnFinishChange(),this}save(){return this.getValue()}destroy(){this.listen(!1),this.parent.children.splice(this.parent.children.indexOf(this),1),this.parent.controllers.splice(this.parent.controllers.indexOf(this),1),this.parent.$children.removeChild(this.domElement)}}class r extends i{constructor(t,e,n){super(t,e,n,"boolean","label"),this.$input=document.createElement("input"),this.$input.setAttribute("type","checkbox"),this.$input.setAttribute("aria-labelledby",this.$name.id),this.$widget.appendChild(this.$input),this.$input.addEventListener("change",()=>{this.setValue(this.$input.checked),this._callOnFinishChange()}),this.$disable=this.$input,this.updateDisplay()}updateDisplay(){return this.$input.checked=this.getValue(),this}}function s(t){let e,n;return(e=t.match(/(#|0x)?([a-f0-9]{6})/i))?n=e[2]:(e=t.match(/rgb\(\s*(\d*)\s*,\s*(\d*)\s*,\s*(\d*)\s*\)/))?n=parseInt(e[1]).toString(16).padStart(2,0)+parseInt(e[2]).toString(16).padStart(2,0)+parseInt(e[3]).toString(16).padStart(2,0):(e=t.match(/^#?([a-f0-9])([a-f0-9])([a-f0-9])$/i))&&(n=e[1]+e[1]+e[2]+e[2]+e[3]+e[3]),!!n&&"#"+n}const a={isPrimitive:!0,match:t=>"string"==typeof t,fromHexString:s,toHexString:s},o={isPrimitive:!0,match:t=>"number"==typeof t,fromHexString:t=>parseInt(t.substring(1),16),toHexString:t=>"#"+t.toString(16).padStart(6,0)},l={isPrimitive:!1,match:Array.isArray,fromHexString(t,e,n=1){const i=o.fromHexString(t);e[0]=(i>>16&255)/255*n,e[1]=(i>>8&255)/255*n,e[2]=(255&i)/255*n},toHexString:([t,e,n],i=1)=>o.toHexString(t*(i=255/i)<<16^e*i<<8^n*i<<0)},c={isPrimitive:!1,match:t=>Object(t)===t,fromHexString(t,e,n=1){const i=o.fromHexString(t);e.r=(i>>16&255)/255*n,e.g=(i>>8&255)/255*n,e.b=(255&i)/255*n},toHexString:({r:t,g:e,b:n},i=1)=>o.toHexString(t*(i=255/i)<<16^e*i<<8^n*i<<0)},h=[a,o,l,c];class u extends i{constructor(t,e,n,i){var r;super(t,e,n,"color"),this.$input=document.createElement("input"),this.$input.setAttribute("type","color"),this.$input.setAttribute("tabindex",-1),this.$input.setAttribute("aria-labelledby",this.$name.id),this.$text=document.createElement("input"),this.$text.setAttribute("type","text"),this.$text.setAttribute("spellcheck","false"),this.$text.setAttribute("aria-labelledby",this.$name.id),this.$display=document.createElement("div"),this.$display.classList.add("display"),this.$display.appendChild(this.$input),this.$widget.appendChild(this.$display),this.$widget.appendChild(this.$text),this._format=(r=this.initialValue,h.find(t=>t.match(r))),this._rgbScale=i,this._initialValueHexString=this.save(),this._textFocused=!1,this.$input.addEventListener("input",()=>{this._setValueFromHexString(this.$input.value)}),this.$input.addEventListener("blur",()=>{this._callOnFinishChange()}),this.$text.addEventListener("input",()=>{const t=s(this.$text.value);t&&this._setValueFromHexString(t)}),this.$text.addEventListener("focus",()=>{this._textFocused=!0,this.$text.select()}),this.$text.addEventListener("blur",()=>{this._textFocused=!1,this.updateDisplay(),this._callOnFinishChange()}),this.$disable=this.$text,this.updateDisplay()}reset(){return this._setValueFromHexString(this._initialValueHexString),this}_setValueFromHexString(t){if(this._format.isPrimitive){const e=this._format.fromHexString(t);this.setValue(e)}else this._format.fromHexString(t,this.getValue(),this._rgbScale),this._callOnChange(),this.updateDisplay()}save(){return this._format.toHexString(this.getValue(),this._rgbScale)}load(t){return this._setValueFromHexString(t),this._callOnFinishChange(),this}updateDisplay(){return this.$input.value=this._format.toHexString(this.getValue(),this._rgbScale),this._textFocused||(this.$text.value=this.$input.value.substring(1)),this.$display.style.backgroundColor=this.$input.value,this}}class d extends i{constructor(t,e,n){super(t,e,n,"function"),this.$button=document.createElement("button"),this.$button.appendChild(this.$name),this.$widget.appendChild(this.$button),this.$button.addEventListener("click",t=>{t.preventDefault(),this.getValue().call(this.object)}),this.$button.addEventListener("touchstart",()=>{},{passive:!0}),this.$disable=this.$button}}class p extends i{constructor(t,e,n,i,r,s){super(t,e,n,"number"),this._initInput(),this.min(i),this.max(r);const a=void 0!==s;this.step(a?s:this._getImplicitStep(),a),this.updateDisplay()}decimals(t){return this._decimals=t,this.updateDisplay(),this}min(t){return this._min=t,this._onUpdateMinMax(),this}max(t){return this._max=t,this._onUpdateMinMax(),this}step(t,e=!0){return this._step=t,this._stepExplicit=e,this}updateDisplay(){const t=this.getValue();if(this._hasSlider){let e=(t-this._min)/(this._max-this._min);e=Math.max(0,Math.min(e,1)),this.$fill.style.width=100*e+"%"}return this._inputFocused||(this.$input.value=void 0===this._decimals?t:t.toFixed(this._decimals)),this}_initInput(){this.$input=document.createElement("input"),this.$input.setAttribute("type","number"),this.$input.setAttribute("step","any"),this.$input.setAttribute("aria-labelledby",this.$name.id),this.$widget.appendChild(this.$input),this.$disable=this.$input;const t=t=>{const e=parseFloat(this.$input.value);isNaN(e)||(this._snapClampSetValue(e+t),this.$input.value=this.getValue())};let e,n,i,r,s,a=!1;const o=t=>{if(a){const i=t.clientX-e,r=t.clientY-n;Math.abs(r)>5?(t.preventDefault(),this.$input.blur(),a=!1,this._setDraggingStyle(!0,"vertical")):Math.abs(i)>5&&l()}if(!a){const e=t.clientY-i;s-=e*this._step*this._arrowKeyMultiplier(t),r+s>this._max?s=this._max-r:r+s<this._min&&(s=this._min-r),this._snapClampSetValue(r+s)}i=t.clientY},l=()=>{this._setDraggingStyle(!1,"vertical"),this._callOnFinishChange(),window.removeEventListener("mousemove",o),window.removeEventListener("mouseup",l)};this.$input.addEventListener("input",()=>{let t=parseFloat(this.$input.value);isNaN(t)||(this._stepExplicit&&(t=this._snap(t)),this.setValue(this._clamp(t)))}),this.$input.addEventListener("keydown",e=>{"Enter"===e.code&&this.$input.blur(),"ArrowUp"===e.code&&(e.preventDefault(),t(this._step*this._arrowKeyMultiplier(e))),"ArrowDown"===e.code&&(e.preventDefault(),t(this._step*this._arrowKeyMultiplier(e)*-1))}),this.$input.addEventListener("wheel",e=>{this._inputFocused&&(e.preventDefault(),t(this._step*this._normalizeMouseWheel(e)))},{passive:!1}),this.$input.addEventListener("mousedown",t=>{e=t.clientX,n=i=t.clientY,a=!0,r=this.getValue(),s=0,window.addEventListener("mousemove",o),window.addEventListener("mouseup",l)}),this.$input.addEventListener("focus",()=>{this._inputFocused=!0}),this.$input.addEventListener("blur",()=>{this._inputFocused=!1,this.updateDisplay(),this._callOnFinishChange()})}_initSlider(){this._hasSlider=!0,this.$slider=document.createElement("div"),this.$slider.classList.add("slider"),this.$fill=document.createElement("div"),this.$fill.classList.add("fill"),this.$slider.appendChild(this.$fill),this.$widget.insertBefore(this.$slider,this.$input),this.domElement.classList.add("hasSlider");const t=t=>{const e=this.$slider.getBoundingClientRect();let n=(i=t,r=e.left,s=e.right,a=this._min,o=this._max,(i-r)/(s-r)*(o-a)+a);var i,r,s,a,o;this._snapClampSetValue(n)},e=e=>{t(e.clientX)},n=()=>{this._callOnFinishChange(),this._setDraggingStyle(!1),window.removeEventListener("mousemove",e),window.removeEventListener("mouseup",n)};let i,r,s=!1;const a=e=>{e.preventDefault(),this._setDraggingStyle(!0),t(e.touches[0].clientX),s=!1},o=e=>{if(s){const t=e.touches[0].clientX-i,n=e.touches[0].clientY-r;Math.abs(t)>Math.abs(n)?a(e):(window.removeEventListener("touchmove",o),window.removeEventListener("touchend",l))}else e.preventDefault(),t(e.touches[0].clientX)},l=()=>{this._callOnFinishChange(),this._setDraggingStyle(!1),window.removeEventListener("touchmove",o),window.removeEventListener("touchend",l)},c=this._callOnFinishChange.bind(this);let h;this.$slider.addEventListener("mousedown",i=>{this._setDraggingStyle(!0),t(i.clientX),window.addEventListener("mousemove",e),window.addEventListener("mouseup",n)}),this.$slider.addEventListener("touchstart",t=>{t.touches.length>1||(this._hasScrollBar?(i=t.touches[0].clientX,r=t.touches[0].clientY,s=!0):a(t),window.addEventListener("touchmove",o,{passive:!1}),window.addEventListener("touchend",l))},{passive:!1}),this.$slider.addEventListener("wheel",t=>{if(Math.abs(t.deltaX)<Math.abs(t.deltaY)&&this._hasScrollBar)return;t.preventDefault();const e=this._normalizeMouseWheel(t)*this._step;this._snapClampSetValue(this.getValue()+e),this.$input.value=this.getValue(),clearTimeout(h),h=setTimeout(c,400)},{passive:!1})}_setDraggingStyle(t,e="horizontal"){this.$slider&&this.$slider.classList.toggle("active",t),document.body.classList.toggle("lil-gui-dragging",t),document.body.classList.toggle("lil-gui-"+e,t)}_getImplicitStep(){return this._hasMin&&this._hasMax?(this._max-this._min)/1e3:.1}_onUpdateMinMax(){!this._hasSlider&&this._hasMin&&this._hasMax&&(this._stepExplicit||this.step(this._getImplicitStep(),!1),this._initSlider(),this.updateDisplay())}_normalizeMouseWheel(t){let{deltaX:e,deltaY:n}=t;return Math.floor(t.deltaY)!==t.deltaY&&t.wheelDelta&&(e=0,n=-t.wheelDelta/120,n*=this._stepExplicit?1:10),e+-n}_arrowKeyMultiplier(t){let e=this._stepExplicit?1:10;return t.shiftKey?e*=10:t.altKey&&(e/=10),e}_snap(t){const e=Math.round(t/this._step)*this._step;return parseFloat(e.toPrecision(15))}_clamp(t){return t<this._min&&(t=this._min),t>this._max&&(t=this._max),t}_snapClampSetValue(t){this.setValue(this._clamp(this._snap(t)))}get _hasScrollBar(){const t=this.parent.root.$children;return t.scrollHeight>t.clientHeight}get _hasMin(){return void 0!==this._min}get _hasMax(){return void 0!==this._max}}class f extends i{constructor(t,e,n,i){super(t,e,n,"option"),this.$select=document.createElement("select"),this.$select.setAttribute("aria-labelledby",this.$name.id),this.$display=document.createElement("div"),this.$display.classList.add("display"),this._values=Array.isArray(i)?i:Object.values(i),this._names=Array.isArray(i)?i:Object.keys(i),this._names.forEach(t=>{const e=document.createElement("option");e.innerHTML=t,this.$select.appendChild(e)}),this.$select.addEventListener("change",()=>{this.setValue(this._values[this.$select.selectedIndex]),this._callOnFinishChange()}),this.$select.addEventListener("focus",()=>{this.$display.classList.add("focus")}),this.$select.addEventListener("blur",()=>{this.$display.classList.remove("focus")}),this.$widget.appendChild(this.$select),this.$widget.appendChild(this.$display),this.$disable=this.$select,this.updateDisplay()}updateDisplay(){const t=this.getValue(),e=this._values.indexOf(t);return this.$select.selectedIndex=e,this.$display.innerHTML=-1===e?t:this._names[e],this}}class m extends i{constructor(t,e,n){super(t,e,n,"string"),this.$input=document.createElement("input"),this.$input.setAttribute("type","text"),this.$input.setAttribute("aria-labelledby",this.$name.id),this.$input.addEventListener("input",()=>{this.setValue(this.$input.value)}),this.$input.addEventListener("keydown",t=>{"Enter"===t.code&&this.$input.blur()}),this.$input.addEventListener("blur",()=>{this._callOnFinishChange()}),this.$widget.appendChild(this.$input),this.$disable=this.$input,this.updateDisplay()}updateDisplay(){return this.$input.value=this.getValue(),this}}let g=!1;class _{constructor({parent:t,autoPlace:e=void 0===t,container:n,width:i,title:r="Controls",injectStyles:s=!0,touchStyles:a=!0}={}){if(this.parent=t,this.root=t?t.root:this,this.children=[],this.controllers=[],this.folders=[],this._closed=!1,this._hidden=!1,this.domElement=document.createElement("div"),this.domElement.classList.add("lil-gui"),this.$title=document.createElement("div"),this.$title.classList.add("title"),this.$title.setAttribute("role","button"),this.$title.setAttribute("aria-expanded",!0),this.$title.setAttribute("tabindex",0),this.$title.addEventListener("click",()=>this.openAnimated(this._closed)),this.$title.addEventListener("keydown",t=>{"Enter"!==t.code&&"Space"!==t.code||(t.preventDefault(),this.$title.click())}),this.$title.addEventListener("touchstart",()=>{},{passive:!0}),this.$children=document.createElement("div"),this.$children.classList.add("children"),this.domElement.appendChild(this.$title),this.domElement.appendChild(this.$children),this.title(r),a&&this.domElement.classList.add("allow-touch-styles"),this.parent)return 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