nodarium/frontend/.svelte-kit/output/client/_app/immutable/nodes/2.Yb2uPOo9.js

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e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const el=new Ke;function Ud(r){for(let e=r.length-1;e>=0;--e)if(r[e]>=65535)return!0;return!1}const hg={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function Bs(r,e){return new hg[r](e)}function Ur(r){return document.createElementNS("http://www.w3.org/1999/xhtml",r)}function Nd(){const r=Ur("canvas");return r.style.display="block",r}const Lh={};function _r(r){r in Lh||(Lh[r]=!0,console.warn(r))}const Ih=new Ke().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),Dh=new Ke().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),na={[Gn]:{transfer:Pr,primaries:Lr,toReference:r=>r,fromReference:r=>r},[Ct]:{transfer:lt,primaries:Lr,toReference:r=>r.convertSRGBToLinear(),fromReference:r=>r.convertLinearToSRGB()},[Wr]:{transfer:Pr,primaries:Ir,toReference:r=>r.applyMatrix3(Dh),fromReference:r=>r.applyMatrix3(Ih)},[bo]:{transfer:lt,primaries:Ir,toReference:r=>r.convertSRGBToLinear().applyMatrix3(Dh),fromReference:r=>r.applyMatrix3(Ih).convertLinearToSRGB()}},ug=new Set([Gn,Wr]),it={enabled:!0,_workingColorSpace:Gn,get legacyMode(){return console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),!this.enabled},set legacyMode(r){console.warn("THREE.ColorManagement: .legacyMode=false renamed to .enabled=true in r150."),this.enabled=!r},get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(r){if(!ug.has(r))throw new Error(`Unsupported working color space, "${r}".`);this._workingColorSpace=r},convert:function(r,e,t){if(this.enabled===!1||e===t||!e||!t)return r;const n=na[e].toReference,i=na[t].fromReference;return i(n(r))},fromWorkingColorSpace:function(r,e){return this.convert(r,this._workingColorSpace,e)},toWorkingColorSpace:function(r,e){return this.convert(r,e,this._workingColorSpace)},getPrimaries:function(r){return na[r].primaries},getTransfer:function(r){return r===hn?Pr:na[r].transfer}};function Vs(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function tl(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let _s;class qc{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{_s===void 0&&(_s=Ur("canvas")),_s.width=e.width,_s.height=e.height;const n=_s.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=_s}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Ur("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),s=i.data;for(let a=0;a<s.length;a++)s[a]=Vs(s[a]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(Vs(t[n]/255)*255):t[n]=Vs(t[n]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let fg=0;class es{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:fg++}),this.uuid=un(),this.data=e,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let a=0,o=i.length;a<o;a++)i[a].isDataTexture?s.push(nl(i[a].image)):s.push(nl(i[a]))}else s=nl(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function nl(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?qc.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let dg=0;class Et extends Xn{constructor(e=Et.DEFAULT_IMAGE,t=Et.DEFAULT_MAPPING,n=Vt,i=Vt,s=St,a=Ri,o=nn,l=hi,c=Et.DEFAULT_ANISOTROPY,h=hn){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:dg++}),this.uuid=un(),this.name="",this.source=new es(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=a,this.anisotropy=c,this.format=o,this.internalFormat=null,this.type=l,this.offset=new q(0,0),this.repeat=new q(1,1),this.center=new q(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Ke,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,typeof h=="string"?this.colorSpace=h:(_r("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=h===ui?Ct:hn),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(e=null){this.source.data=e}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(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).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),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==xo)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Er:e.x=e.x-Math.floor(e.x);break;case Vt:e.x=e.x<0?0:1;break;case Tr:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Er:e.y=e.y-Math.floor(e.y);break;case Vt:e.y=e.y<0?0:1;break;case Tr:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}get encoding(){return _r("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===Ct?ui:Rr}set encoding(e){_r("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===ui?Ct:hn}}Et.DEFAULT_IMAGE=null;Et.DEFAULT_MAPPING=xo;Et.DEFAULT_ANISOTROPY=1;class rt{constructor(e=0,t=0,n=0,i=1){rt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){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: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*s,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,s;const l=e.elements,c=l[0],h=l[4],u=l[8],f=l[1],d=l[5],m=l[9],_=l[2],g=l[6],p=l[10];if(Math.abs(h-f)<.01&&Math.abs(u-_)<.01&&Math.abs(m-g)<.01){if(Math.abs(h+f)<.1&&Math.abs(u+_)<.1&&Math.abs(m+g)<.1&&Math.abs(c+d+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const v=(c+1)/2,y=(d+1)/2,E=(p+1)/2,b=(h+f)/4,S=(u+_)/4,L=(m+g)/4;return v>y&&v>E?v<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(v),i=b/n,s=S/n):y>E?y<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(y),n=b/i,s=L/i):E<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(E),n=S/s,i=L/s),this.set(n,i,s,t),this}let x=Math.sqrt((g-m)*(g-m)+(u-_)*(u-_)+(f-h)*(f-h));return Math.abs(x)<.001&&(x=1),this.x=(g-m)/x,this.y=(u-_)/x,this.z=(f-h)/x,this.w=Math.acos((c+d+p-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,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(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),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 Od extends Xn{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new rt(0,0,e,t),this.scissorTest=!1,this.viewport=new rt(0,0,e,t);const i={width:e,height:t,depth:1};n.encoding!==void 0&&(_r("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),n.colorSpace=n.encoding===ui?Ct:hn),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:St,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0},n),this.texture=new Et(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(e,t,n=1){(this.width!==e||this.height!==t||this.depth!==n)&&(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new es(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Rn extends Od{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class So extends Et{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=bt,this.minFilter=bt,this.wrapR=Vt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class pg extends Rn{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new So(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Yc extends Et{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=bt,this.minFilter=bt,this.wrapR=Vt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class mg extends Rn{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Yc(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class gg extends Rn{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLMultipleRenderTargets=!0;const s=this.texture;this.texture=[];for(let a=0;a<n;a++)this.texture[a]=s.clone(),this.texture[a].isRenderTargetTexture=!0}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.texture.length;i<s;i++)this.texture[i].image.width=e,this.texture[i].image.height=t,this.texture[i].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}copy(e){this.dispose(),this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.texture.length=0;for(let t=0,n=e.texture.length;t<n;t++)this.texture[t]=e.texture[t].clone(),this.texture[t].isRenderTargetTexture=!0;return this}}class Ht{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,s,a,o){let l=n[i+0],c=n[i+1],h=n[i+2],u=n[i+3];const f=s[a+0],d=s[a+1],m=s[a+2],_=s[a+3];if(o===0){e[t+0]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u;return}if(o===1){e[t+0]=f,e[t+1]=d,e[t+2]=m,e[t+3]=_;return}if(u!==_||l!==f||c!==d||h!==m){let g=1-o;const p=l*f+c*d+h*m+u*_,x=p>=0?1:-1,v=1-p*p;if(v>Number.EPSILON){const E=Math.sqrt(v),b=Math.atan2(E,p*x);g=Math.sin(g*b)/E,o=Math.sin(o*b)/E}const y=o*x;if(l=l*g+f*y,c=c*g+d*y,h=h*g+m*y,u=u*g+_*y,g===1-o){const E=1/Math.sqrt(l*l+c*c+h*h+u*u);l*=E,c*=E,h*=E,u*=E}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,n,i,s,a){const o=n[i],l=n[i+1],c=n[i+2],h=n[i+3],u=s[a],f=s[a+1],d=s[a+2],m=s[a+3];return e[t]=o*m+h*u+l*d-c*f,e[t+1]=l*m+h*f+c*u-o*d,e[t+2]=c*m+h*d+o*f-l*u,e[t+3]=h*m-o*u-l*f-c*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t){const n=e._x,i=e._y,s=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(n/2),h=o(i/2),u=o(s/2),f=l(n/2),d=l(i/2),m=l(s/2);switch(a){case"XYZ":this._x=f*h*u+c*d*m,this._y=c*d*u-f*h*m,this._z=c*h*m+f*d*u,this._w=c*h*u-f*d*m;break;case"YXZ":this._x=f*h*u+c*d*m,this._y=c*d*u-f*h*m,this._z=c*h*m-f*d*u,this._w=c*h*u+f*d*m;break;case"ZXY":this._x=f*h*u-c*d*m,this._y=c*d*u+f*h*m,this._z=c*h*m+f*d*u,this._w=c*h*u-f*d*m;break;case"ZYX":this._x=f*h*u-c*d*m,this._y=c*d*u+f*h*m,this._z=c*h*m-f*d*u,this._w=c*h*u+f*d*m;break;case"YZX":this._x=f*h*u+c*d*m,this._y=c*d*u+f*h*m,this._z=c*h*m-f*d*u,this._w=c*h*u-f*d*m;break;case"XZY":this._x=f*h*u-c*d*m,this._y=c*d*u-f*h*m,this._z=c*h*m+f*d*u,this._w=c*h*u+f*d*m;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t!==!1&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],s=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],u=t[10],f=n+o+u;if(f>0){const d=.5/Math.sqrt(f+1);this._w=.25/d,this._x=(h-l)*d,this._y=(s-c)*d,this._z=(a-i)*d}else if(n>o&&n>u){const d=2*Math.sqrt(1+n-o-u);this._w=(h-l)/d,this._x=.25*d,this._y=(i+a)/d,this._z=(s+c)/d}else if(o>u){const d=2*Math.sqrt(1+o-n-u);this._w=(s-c)/d,this._x=(i+a)/d,this._y=.25*d,this._z=(l+h)/d}else{const d=2*Math.sqrt(1+u-n-o);this._w=(a-i)/d,this._x=(s+c)/d,this._y=(l+h)/d,this._z=.25*d}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(pt(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,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(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._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 e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,s=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=n*h+a*o+i*c-s*l,this._y=i*h+a*l+s*o-n*c,this._z=s*h+a*c+n*l-i*o,this._w=a*h-n*o-i*l-s*c,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,i=this._y,s=this._z,a=this._w;let o=a*e._w+n*e._x+i*e._y+s*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=s,this;const l=1-o*o;if(l<=Number.EPSILON){const d=1-t;return this._w=d*a+t*this._w,this._x=d*n+t*this._x,this._y=d*i+t*this._y,this._z=d*s+t*this._z,this.normalize(),this._onChangeCallback(),this}const c=Math.sqrt(l),h=Math.atan2(c,o),u=Math.sin((1-t)*h)/c,f=Math.sin(t*h)/c;return this._w=a*u+this._w*f,this._x=n*u+this._x*f,this._y=i*u+this._y*f,this._z=s*u+this._z*f,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(s),n*Math.cos(s),t*Math.sin(i))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class C{constructor(e=0,t=0,n=0){C.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Uh.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Uh.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,a=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*a,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*i-o*n),h=2*(o*t-s*i),u=2*(s*n-a*t);return this.x=t+l*c+a*u-o*h,this.y=n+l*h+o*c-s*u,this.z=i+l*u+s*h-a*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,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(e){return this.x*e.x+this.y*e.y+this.z*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,a=t.x,o=t.y,l=t.z;return this.x=i*l-s*o,this.y=s*a-n*l,this.z=n*o-i*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return il.copy(this).projectOnVector(e),this.sub(il)}reflect(e){return this.sub(il.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(pt(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=(Math.random()-.5)*2,t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const il=new C,Uh=new Ht;class jt{constructor(e=new C(1/0,1/0,1/0),t=new C(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Mn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Mn.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Mn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.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(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=s.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,Mn):Mn.fromBufferAttribute(s,a),Mn.applyMatrix4(e.matrixWorld),this.expandByPoint(Mn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),ia.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),ia.copy(n.boundingBox)),ia.applyMatrix4(e.matrixWorld),this.union(ia)}const i=e.children;for(let s=0,a=i.length;s<a;s++)this.expandByObject(i[s],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,Mn),Mn.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(tr),sa.subVectors(this.max,tr),vs.subVectors(e.a,tr),xs.subVectors(e.b,tr),ys.subVectors(e.c,tr),gi.subVectors(xs,vs),_i.subVectors(ys,xs),Fi.subVectors(vs,ys);let t=[0,-gi.z,gi.y,0,-_i.z,_i.y,0,-Fi.z,Fi.y,gi.z,0,-gi.x,_i.z,0,-_i.x,Fi.z,0,-Fi.x,-gi.y,gi.x,0,-_i.y,_i.x,0,-Fi.y,Fi.x,0];return!sl(t,vs,xs,ys,sa)||(t=[1,0,0,0,1,0,0,0,1],!sl(t,vs,xs,ys,sa))?!1:(ra.crossVectors(gi,_i),t=[ra.x,ra.y,ra.z],sl(t,vs,xs,ys,sa))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Mn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Mn).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(Zn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Zn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Zn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Zn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Zn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Zn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Zn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Zn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Zn),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Zn=[new C,new C,new C,new C,new C,new C,new C,new C],Mn=new C,ia=new jt,vs=new C,xs=new C,ys=new C,gi=new C,_i=new C,Fi=new C,tr=new C,sa=new C,ra=new C,Bi=new C;function sl(r,e,t,n,i){for(let s=0,a=r.length-3;s<=a;s+=3){Bi.fromArray(r,s);const o=i.x*Math.abs(Bi.x)+i.y*Math.abs(Bi.y)+i.z*Math.abs(Bi.z),l=e.dot(Bi),c=t.dot(Bi),h=n.dot(Bi);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const _g=new jt,nr=new C,rl=new C;class Gt{constructor(e=new C,t=-1){this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):_g.setFromPoints(e).getCenter(n);let i=0;for(let s=0,a=e.length;s<a;s++)i=Math.max(i,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;nr.subVectors(e,this.center);const t=nr.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(nr,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(rl.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(nr.copy(e.center).add(rl)),this.expandByPoint(nr.copy(e.center).sub(rl))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Kn=new C,al=new C,aa=new C,vi=new C,ol=new C,oa=new C,ll=new C;class ds{constructor(e=new C,t=new C(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Kn)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Kn.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Kn.copy(this.origin).addScaledVector(this.direction,t),Kn.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){al.copy(e).add(t).multiplyScalar(.5),aa.copy(t).sub(e).normalize(),vi.copy(this.origin).sub(al);const s=e.distanceTo(t)*.5,a=-this.direction.dot(aa),o=vi.dot(this.direction),l=-vi.dot(aa),c=vi.lengthSq(),h=Math.abs(1-a*a);let u,f,d,m;if(h>0)if(u=a*l-o,f=a*o-l,m=s*h,u>=0)if(f>=-m)if(f<=m){const _=1/h;u*=_,f*=_,d=u*(u+a*f+2*o)+f*(a*u+f+2*l)+c}else f=s,u=Math.max(0,-(a*f+o)),d=-u*u+f*(f+2*l)+c;else f=-s,u=Math.max(0,-(a*f+o)),d=-u*u+f*(f+2*l)+c;else f<=-m?(u=Math.max(0,-(-a*s+o)),f=u>0?-s:Math.min(Math.max(-s,-l),s),d=-u*u+f*(f+2*l)+c):f<=m?(u=0,f=Math.min(Math.max(-s,-l),s),d=f*(f+2*l)+c):(u=Math.max(0,-(a*s+o)),f=u>0?s:Math.min(Math.max(-s,-l),s),d=-u*u+f*(f+2*l)+c);else f=a>0?-s:s,u=Math.max(0,-(a*f+o)),d=-u*u+f*(f+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,u),i&&i.copy(al).addScaledVector(aa,f),d}intersectSphere(e,t){Kn.subVectors(e.center,this.origin);const n=Kn.dot(this.direction),i=Kn.dot(Kn)-n*n,s=e.radius*e.radius;if(i>s)return null;const a=Math.sqrt(s-i),o=n-a,l=n+a;return l<0?null:o<0?this.at(l,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,f=this.origin;return c>=0?(n=(e.min.x-f.x)*c,i=(e.max.x-f.x)*c):(n=(e.max.x-f.x)*c,i=(e.min.x-f.x)*c),h>=0?(s=(e.min.y-f.y)*h,a=(e.max.y-f.y)*h):(s=(e.max.y-f.y)*h,a=(e.min.y-f.y)*h),n>a||s>i||((s>n||isNaN(n))&&(n=s),(a<i||isNaN(i))&&(i=a),u>=0?(o=(e.min.z-f.z)*u,l=(e.max.z-f.z)*u):(o=(e.max.z-f.z)*u,l=(e.min.z-f.z)*u),n>l||o>i)||((o>n||n!==n)&&(n=o),(l<i||i!==i)&&(i=l),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Kn)!==null}intersectTriangle(e,t,n,i,s){ol.subVectors(t,e),oa.subVectors(n,e),ll.crossVectors(ol,oa);let a=this.direction.dot(ll),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;vi.subVectors(this.origin,e);const l=o*this.direction.dot(oa.crossVectors(vi,oa));if(l<0)return null;const c=o*this.direction.dot(ol.cross(vi));if(c<0||l+c>a)return null;const h=-o*vi.dot(ll);return h<0?null:this.at(h/a,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Ve{constructor(e,t,n,i,s,a,o,l,c,h,u,f,d,m,_,g){Ve.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,a,o,l,c,h,u,f,d,m,_,g)}set(e,t,n,i,s,a,o,l,c,h,u,f,d,m,_,g){const p=this.elements;return p[0]=e,p[4]=t,p[8]=n,p[12]=i,p[1]=s,p[5]=a,p[9]=o,p[13]=l,p[2]=c,p[6]=h,p[10]=u,p[14]=f,p[3]=d,p[7]=m,p[11]=_,p[15]=g,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 Ve().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/Ms.setFromMatrixColumn(e,0).length(),s=1/Ms.setFromMatrixColumn(e,1).length(),a=1/Ms.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),l=Math.cos(i),c=Math.sin(i),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const f=a*h,d=a*u,m=o*h,_=o*u;t[0]=l*h,t[4]=-l*u,t[8]=c,t[1]=d+m*c,t[5]=f-_*c,t[9]=-o*l,t[2]=_-f*c,t[6]=m+d*c,t[10]=a*l}else if(e.order==="YXZ"){const f=l*h,d=l*u,m=c*h,_=c*u;t[0]=f+_*o,t[4]=m*o-d,t[8]=a*c,t[1]=a*u,t[5]=a*h,t[9]=-o,t[2]=d*o-m,t[6]=_+f*o,t[10]=a*l}else if(e.order==="ZXY"){const f=l*h,d=l*u,m=c*h,_=c*u;t[0]=f-_*o,t[4]=-a*u,t[8]=m+d*o,t[1]=d+m*o,t[5]=a*h,t[9]=_-f*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const f=a*h,d=a*u,m=o*h,_=o*u;t[0]=l*h,t[4]=m*c-d,t[8]=f*c+_,t[1]=l*u,t[5]=_*c+f,t[9]=d*c-m,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const f=a*l,d=a*c,m=o*l,_=o*c;t[0]=l*h,t[4]=_-f*u,t[8]=m*u+d,t[1]=u,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=d*u+m,t[10]=f-_*u}else if(e.order==="XZY"){const f=a*l,d=a*c,m=o*l,_=o*c;t[0]=l*h,t[4]=-u,t[8]=c*h,t[1]=f*u+_,t[5]=a*h,t[9]=d*u-m,t[2]=m*u-d,t[6]=o*h,t[10]=_*u+f}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(vg,e,xg)}lookAt(e,t,n){const i=this.elements;return on.subVectors(e,t),on.lengthSq()===0&&(on.z=1),on.normalize(),xi.crossVectors(n,on),xi.lengthSq()===0&&(Math.abs(n.z)===1?on.x+=1e-4:on.z+=1e-4,on.normalize(),xi.crossVectors(n,on)),xi.normalize(),la.crossVectors(on,xi),i[0]=xi.x,i[4]=la.x,i[8]=on.x,i[1]=xi.y,i[5]=la.y,i[9]=on.y,i[2]=xi.z,i[6]=la.z,i[10]=on.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,a=n[0],o=n[4],l=n[8],c=n[12],h=n[1],u=n[5],f=n[9],d=n[13],m=n[2],_=n[6],g=n[10],p=n[14],x=n[3],v=n[7],y=n[11],E=n[15],b=i[0],S=i[4],L=i[8],M=i[12],A=i[1],U=i[5],z=i[9],K=i[13],D=i[2],F=i[6],J=i[10],X=i[14],re=i[3],j=i[7],te=i[11],ie=i[15];return s[0]=a*b+o*A+l*D+c*re,s[4]=a*S+o*U+l*F+c*j,s[8]=a*L+o*z+l*J+c*te,s[12]=a*M+o*K+l*X+c*ie,s[1]=h*b+u*A+f*D+d*re,s[5]=h*S+u*U+f*F+d*j,s[9]=h*L+u*z+f*J+d*te,s[13]=h*M+u*K+f*X+d*ie,s[2]=m*b+_*A+g*D+p*re,s[6]=m*S+_*U+g*F+p*j,s[10]=m*L+_*z+g*J+p*te,s[14]=m*M+_*K+g*X+p*ie,s[3]=x*b+v*A+y*D+E*re,s[7]=x*S+v*U+y*F+E*j,s[11]=x*L+v*z+y*J+E*te,s[15]=x*M+v*K+y*X+E*ie,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],s=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],u=e[6],f=e[10],d=e[14],m=e[3],_=e[7],g=e[11],p=e[15];return m*(+s*l*u-i*c*u-s*o*f+n*c*f+i*o*d-n*l*d)+_*(+t*l*d-t*c*f+s*a*f-i*a*d+i*c*h-s*l*h)+g*(+t*c*u-t*o*d-s*a*u+n*a*d+s*o*h-n*c*h)+p*(-i*o*h-t*l*u+t*o*f+i*a*u-n*a*f+n*l*h)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],u=e[9],f=e[10],d=e[11],m=e[12],_=e[13],g=e[14],p=e[15],x=u*g*c-_*f*c+_*l*d-o*g*d-u*l*p+o*f*p,v=m*f*c-h*g*c-m*l*d+a*g*d+h*l*p-a*f*p,y=h*_*c-m*u*c+m*o*d-a*_*d-h*o*p+a*u*p,E=m*u*l-h*_*l-m*o*f+a*_*f+h*o*g-a*u*g,b=t*x+n*v+i*y+s*E;if(b===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/b;return e[0]=x*S,e[1]=(_*f*s-u*g*s-_*i*d+n*g*d+u*i*p-n*f*p)*S,e[2]=(o*g*s-_*l*s+_*i*c-n*g*c-o*i*p+n*l*p)*S,e[3]=(u*l*s-o*f*s-u*i*c+n*f*c+o*i*d-n*l*d)*S,e[4]=v*S,e[5]=(h*g*s-m*f*s+m*i*d-t*g*d-h*i*p+t*f*p)*S,e[6]=(m*l*s-a*g*s-m*i*c+t*g*c+a*i*p-t*l*p)*S,e[7]=(a*f*s-h*l*s+h*i*c-t*f*c-a*i*d+t*l*d)*S,e[8]=y*S,e[9]=(m*u*s-h*_*s-m*n*d+t*_*d+h*n*p-t*u*p)*S,e[10]=(a*_*s-m*o*s+m*n*c-t*_*c-a*n*p+t*o*p)*S,e[11]=(h*o*s-a*u*s-h*n*c+t*u*c+a*n*d-t*o*d)*S,e[12]=E*S,e[13]=(h*_*i-m*u*i+m*n*f-t*_*f-h*n*g+t*u*g)*S,e[14]=(m*o*i-a*_*i-m*n*l+t*_*l+a*n*g-t*o*g)*S,e[15]=(a*u*i-h*o*i+h*n*l-t*u*l-a*n*f+t*o*f)*S,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),s=1-n,a=e.x,o=e.y,l=e.z,c=s*a,h=s*o;return this.set(c*a+n,c*o-i*l,c*l+i*o,0,c*o+i*l,h*o+n,h*l-i*a,0,c*l-i*o,h*l+i*a,s*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,a){return this.set(1,n,s,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,a=t._y,o=t._z,l=t._w,c=s+s,h=a+a,u=o+o,f=s*c,d=s*h,m=s*u,_=a*h,g=a*u,p=o*u,x=l*c,v=l*h,y=l*u,E=n.x,b=n.y,S=n.z;return i[0]=(1-(_+p))*E,i[1]=(d+y)*E,i[2]=(m-v)*E,i[3]=0,i[4]=(d-y)*b,i[5]=(1-(f+p))*b,i[6]=(g+x)*b,i[7]=0,i[8]=(m+v)*S,i[9]=(g-x)*S,i[10]=(1-(f+_))*S,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let s=Ms.set(i[0],i[1],i[2]).length();const a=Ms.set(i[4],i[5],i[6]).length(),o=Ms.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],bn.copy(this);const c=1/s,h=1/a,u=1/o;return bn.elements[0]*=c,bn.elements[1]*=c,bn.elements[2]*=c,bn.elements[4]*=h,bn.elements[5]*=h,bn.elements[6]*=h,bn.elements[8]*=u,bn.elements[9]*=u,bn.elements[10]*=u,t.setFromRotationMatrix(bn),n.x=s,n.y=a,n.z=o,this}makePerspective(e,t,n,i,s,a,o=Cn){const l=this.elements,c=2*s/(t-e),h=2*s/(n-i),u=(t+e)/(t-e),f=(n+i)/(n-i);let d,m;if(o===Cn)d=-(a+s)/(a-s),m=-2*a*s/(a-s);else if(o===Ws)d=-a/(a-s),m=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=c,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=h,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=d,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,s,a,o=Cn){const l=this.elements,c=1/(t-e),h=1/(n-i),u=1/(a-s),f=(t+e)*c,d=(n+i)*h;let m,_;if(o===Cn)m=(a+s)*u,_=-2*u;else if(o===Ws)m=s*u,_=-1*u;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-f,l[1]=0,l[5]=2*h,l[9]=0,l[13]=-d,l[2]=0,l[6]=0,l[10]=_,l[14]=-m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Ms=new C,bn=new Ve,vg=new C(0,0,0),xg=new C(1,1,1),xi=new C,la=new C,on=new C,Nh=new Ve,Oh=new Ht;class Xr{constructor(e=0,t=0,n=0,i=Xr.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,s=i[0],a=i[4],o=i[8],l=i[1],c=i[5],h=i[9],u=i[2],f=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin(pt(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(f,c),this._z=0);break;case"YXZ":this._x=Math.asin(-pt(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(pt(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-pt(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(f,d),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(pt(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-pt(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(f,c),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Nh.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Nh,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Oh.setFromEuler(this),this.setFromQuaternion(Oh,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Xr.DEFAULT_ORDER="XYZ";class Eo{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let yg=0;const Fh=new C,bs=new Ht,Jn=new Ve,ca=new C,ir=new C,Mg=new C,bg=new Ht,Bh=new C(1,0,0),zh=new C(0,1,0),kh=new C(0,0,1),Sg={type:"added"},Eg={type:"removed"};class nt extends Xn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:yg++}),this.uuid=un(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=nt.DEFAULT_UP.clone();const e=new C,t=new Xr,n=new Ht,i=new C(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Ve},normalMatrix:{value:new Ke}}),this.matrix=new Ve,this.matrixWorld=new Ve,this.matrixAutoUpdate=nt.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=nt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Eo,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return bs.setFromAxisAngle(e,t),this.quaternion.multiply(bs),this}rotateOnWorldAxis(e,t){return bs.setFromAxisAngle(e,t),this.quaternion.premultiply(bs),this}rotateX(e){return this.rotateOnAxis(Bh,e)}rotateY(e){return this.rotateOnAxis(zh,e)}rotateZ(e){return this.rotateOnAxis(kh,e)}translateOnAxis(e,t){return Fh.copy(e).applyQuaternion(this.quaternion),this.position.add(Fh.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Bh,e)}translateY(e){return this.translateOnAxis(zh,e)}translateZ(e){return this.translateOnAxis(kh,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Jn.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?ca.copy(e):ca.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),ir.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Jn.lookAt(ir,ca,this.up):Jn.lookAt(ca,ir,this.up),this.quaternion.setFromRotationMatrix(Jn),i&&(Jn.extractRotation(i.matrixWorld),bs.setFromRotationMatrix(Jn),this.quaternion.premultiply(bs.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.parent!==null&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(Sg)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Eg)),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Jn.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Jn.multiply(e.parent.matrixWorld)),e.applyMatrix4(Jn),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const a=this.children[n].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ir,e,Mg),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ir,bg,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const s=t[n];(s.matrixWorldAutoUpdate===!0||e===!0)&&s.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.matrixWorldAutoUpdate===!0&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const i=this.children;for(let s=0,a=i.length;s<a;s++){const o=i[s];o.matrixWorldAutoUpdate===!0&&o.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(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(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(o=>({boxInitialized:o.boxInitialized,boxMin:o.box.min.toArray(),boxMax:o.box.max.toArray(),sphereInitialized:o.sphereInitialized,sphereRadius:o.sphere.radius,sphereCenter:o.sphere.center.toArray()})),i.maxGeometryCount=this._maxGeometryCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),this.boundingSphere!==null&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),this.boundingBox!==null&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()}));function s(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c<h;c++){const u=l[c];s(e.shapes,u)}else s(e.shapes,l)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let l=0,c=this.material.length;l<c;l++)o.push(s(e.materials,this.material[l]));i.material=o}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let o=0;o<this.children.length;o++)i.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let o=0;o<this.animations.length;o++){const l=this.animations[o];i.animations.push(s(e.animations,l))}}if(t){const o=a(e.geometries),l=a(e.materials),c=a(e.textures),h=a(e.images),u=a(e.shapes),f=a(e.skeletons),d=a(e.animations),m=a(e.nodes);o.length>0&&(n.geometries=o),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),h.length>0&&(n.images=h),u.length>0&&(n.shapes=u),f.length>0&&(n.skeletons=f),d.length>0&&(n.animations=d),m.length>0&&(n.nodes=m)}return n.object=i,n;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}nt.DEFAULT_UP=new C(0,1,0);nt.DEFAULT_MATRIX_AUTO_UPDATE=!0;nt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Sn=new C,jn=new C,cl=new C,Qn=new C,Ss=new C,Es=new C,Vh=new C,hl=new C,ul=new C,fl=new C;let ha=!1;class tn{constructor(e=new C,t=new C,n=new C){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),Sn.subVectors(e,t),i.cross(Sn);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){Sn.subVectors(i,t),jn.subVectors(n,t),cl.subVectors(e,t);const a=Sn.dot(Sn),o=Sn.dot(jn),l=Sn.dot(cl),c=jn.dot(jn),h=jn.dot(cl),u=a*c-o*o;if(u===0)return s.set(-2,-1,-1);const f=1/u,d=(c*l-o*h)*f,m=(a*h-o*l)*f;return s.set(1-d-m,m,d)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Qn),Qn.x>=0&&Qn.y>=0&&Qn.x+Qn.y<=1}static getUV(e,t,n,i,s,a,o,l){return ha===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ha=!0),this.getInterpolation(e,t,n,i,s,a,o,l)}static getInterpolation(e,t,n,i,s,a,o,l){return this.getBarycoord(e,t,n,i,Qn),l.setScalar(0),l.addScaledVector(s,Qn.x),l.addScaledVector(a,Qn.y),l.addScaledVector(o,Qn.z),l}static isFrontFacing(e,t,n,i){return Sn.subVectors(n,t),jn.subVectors(e,t),Sn.cross(jn).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Sn.subVectors(this.c,this.b),jn.subVectors(this.a,this.b),Sn.cross(jn).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return tn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return tn.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,s){return ha===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ha=!0),tn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}getInterpolation(e,t,n,i,s){return tn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return tn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return tn.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,s=this.c;let a,o;Ss.subVectors(i,n),Es.subVectors(s,n),hl.subVectors(e,n);const l=Ss.dot(hl),c=Es.dot(hl);if(l<=0&&c<=0)return t.copy(n);ul.subVectors(e,i);const h=Ss.dot(ul),u=Es.dot(ul);if(h>=0&&u<=h)return t.copy(i);const f=l*u-h*c;if(f<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(n).addScaledVector(Ss,a);fl.subVectors(e,s);const d=Ss.dot(fl),m=Es.dot(fl);if(m>=0&&d<=m)return t.copy(s);const _=d*c-l*m;if(_<=0&&c>=0&&m<=0)return o=c/(c-m),t.copy(n).addScaledVector(Es,o);const g=h*m-d*u;if(g<=0&&u-h>=0&&d-m>=0)return Vh.subVectors(s,i),o=(u-h)/(u-h+(d-m)),t.copy(i).addScaledVector(Vh,o);const p=1/(g+_+f);return a=_*p,o=f*p,t.copy(n).addScaledVector(Ss,a).addScaledVector(Es,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Fd={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},yi={h:0,s:0,l:0},ua={h:0,s:0,l:0};function dl(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class ye{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Ct){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,it.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=it.workingColorSpace){return this.r=e,this.g=t,this.b=n,it.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=it.workingColorSpace){if(e=Xc(e,1),t=pt(t,0,1),n=pt(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;this.r=dl(a,s,e+1/3),this.g=dl(a,s,e),this.b=dl(a,s,e-1/3)}return it.toWorkingColorSpace(this,i),this}setStyle(e,t=Ct){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Ct){const n=Fd[e.toLowerCase()];return n!==void 0?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=Vs(e.r),this.g=Vs(e.g),this.b=Vs(e.b),this}copyLinearToSRGB(e){return this.r=tl(e.r),this.g=tl(e.g),this.b=tl(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Ct){return it.fromWorkingColorSpace(Bt.copy(this),e),Math.round(pt(Bt.r*255,0,255))*65536+Math.round(pt(Bt.g*255,0,255))*256+Math.round(pt(Bt.b*255,0,255))}getHexString(e=Ct){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=it.workingColorSpace){it.fromWorkingColorSpace(Bt.copy(this),t);const n=Bt.r,i=Bt.g,s=Bt.b,a=Math.max(n,i,s),o=Math.min(n,i,s);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const u=a-o;switch(c=h<=.5?u/(a+o):u/(2-a-o),a){case n:l=(i-s)/u+(i<s?6:0);break;case i:l=(s-n)/u+2;break;case s:l=(n-i)/u+4;break}l/=6}return e.h=l,e.s=c,e.l=h,e}getRGB(e,t=it.workingColorSpace){return it.fromWorkingColorSpace(Bt.copy(this),t),e.r=Bt.r,e.g=Bt.g,e.b=Bt.b,e}getStyle(e=Ct){it.fromWorkingColorSpace(Bt.copy(this),e);const t=Bt.r,n=Bt.g,i=Bt.b;return e!==Ct?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL(yi),this.setHSL(yi.h+e,yi.s+t,yi.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(yi),e.getHSL(ua);const n=gr(yi.h,ua.h,t),i=gr(yi.s,ua.s,t),s=gr(yi.l,ua.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Bt=new ye;ye.NAMES=Fd;let Tg=0;class Xt extends Xn{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Tg++}),this.uuid=un(),this.name="",this.type="Material",this.blending=is,this.side=fi,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=oo,this.blendDst=lo,this.blendEquation=Ei,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new ye(0,0,0),this.blendAlpha=0,this.depthFunc=Mr,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=yc,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Ki,this.stencilZFail=Ki,this.stencilZPass=Ki,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(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==is&&(n.blending=this.blending),this.side!==fi&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==oo&&(n.blendSrc=this.blendSrc),this.blendDst!==lo&&(n.blendDst=this.blendDst),this.blendEquation!==Ei&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==Mr&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==yc&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ki&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Ki&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Ki&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){const a=[];for(const o in s){const l=s[o];delete l.metadata,a.push(l)}return a}if(t){const s=i(e.textures),a=i(e.images);s.length>0&&(n.textures=s),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class Ii extends Xt{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new ye(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=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const ti=wg();function wg(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(n[l]=0,n[l|256]=32768,i[l]=24,i[l|256]=24):c<-14?(n[l]=1024>>-c-14,n[l|256]=1024>>-c-14|32768,i[l]=-c-1,i[l|256]=-c-1):c<=15?(n[l]=c+15<<10,n[l|256]=c+15<<10|32768,i[l]=13,i[l|256]=13):c<128?(n[l]=31744,n[l|256]=64512,i[l]=24,i[l|256]=24):(n[l]=31744,n[l|256]=64512,i[l]=13,i[l|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let c=l<<13,h=0;for(;!(c&8388608);)c<<=1,h-=8388608;c&=-8388609,h+=947912704,s[l]=c|h}for(let l=1024;l<2048;++l)s[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)a[l]=l<<23;a[31]=1199570944,a[32]=2147483648;for(let l=33;l<63;++l)a[l]=2147483648+(l-32<<23);a[63]=3347054592;for(let l=1;l<64;++l)l!==32&&(o[l]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:a,offsetTable:o}}function en(r){Math.abs(r)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),r=pt(r,-65504,65504),ti.floatView[0]=r;const e=ti.uint32View[0],t=e>>23&511;return ti.baseTable[t]+((e&8388607)>>ti.shiftTable[t])}function dr(r){const e=r>>10;return ti.uint32View[0]=ti.mantissaTable[ti.offsetTable[e]+(r&1023)]+ti.exponentTable[e],ti.floatView[0]}const Ag={toHalfFloat:en,fromHalfFloat:dr},Tt=new C,fa=new q;class et{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Dr,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=An,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return console.warn('THREE.BufferAttribute: "updateRange" is deprecated and removed in r169. Use "addUpdateRange()" instead.'),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)fa.fromBufferAttribute(this,t),fa.applyMatrix3(e),this.setXY(t,fa.x,fa.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Tt.fromBufferAttribute(this,t),Tt.applyMatrix3(e),this.setXYZ(t,Tt.x,Tt.y,Tt.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Tt.fromBufferAttribute(this,t),Tt.applyMatrix4(e),this.setXYZ(t,Tt.x,Tt.y,Tt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Tt.fromBufferAttribute(this,t),Tt.applyNormalMatrix(e),this.setXYZ(t,Tt.x,Tt.y,Tt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Tt.fromBufferAttribute(this,t),Tt.transformDirection(e),this.setXYZ(t,Tt.x,Tt.y,Tt.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=sn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=qe(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=sn(t,this.array)),t}setX(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=sn(t,this.array)),t}setY(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=sn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=sn(t,this.array)),t}setW(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array),s=qe(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==Dr&&(e.usage=this.usage),e}}class Cg extends et{constructor(e,t,n){super(new Int8Array(e),t,n)}}class Rg extends et{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class Pg extends et{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class Lg extends et{constructor(e,t,n){super(new Int16Array(e),t,n)}}class Zc extends et{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Ig extends et{constructor(e,t,n){super(new Int32Array(e),t,n)}}class Kc extends et{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Dg extends et{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=dr(this.array[e*this.itemSize]);return this.normalized&&(t=sn(t,this.array)),t}setX(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize]=en(t),this}getY(e){let t=dr(this.array[e*this.itemSize+1]);return this.normalized&&(t=sn(t,this.array)),t}setY(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+1]=en(t),this}getZ(e){let t=dr(this.array[e*this.itemSize+2]);return this.normalized&&(t=sn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+2]=en(t),this}getW(e){let t=dr(this.array[e*this.itemSize+3]);return this.normalized&&(t=sn(t,this.array)),t}setW(e,t){return this.normalized&&(t=qe(t,this.array)),this.array[e*this.itemSize+3]=en(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array)),this.array[e+0]=en(t),this.array[e+1]=en(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array)),this.array[e+0]=en(t),this.array[e+1]=en(n),this.array[e+2]=en(i),this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array),s=qe(s,this.array)),this.array[e+0]=en(t),this.array[e+1]=en(n),this.array[e+2]=en(i),this.array[e+3]=en(s),this}}class we extends et{constructor(e,t,n){super(new Float32Array(e),t,n)}}class Ug extends et{constructor(e,t,n){super(new Float64Array(e),t,n)}}let Ng=0;const mn=new Ve,pl=new nt,Ts=new C,ln=new jt,sr=new jt,Ut=new C;class Ye extends Xn{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Ng++}),this.uuid=un(),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(e){return Array.isArray(e)?this.index=new(Ud(e)?Kc:Zc)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new Ke().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return mn.makeRotationFromQuaternion(e),this.applyMatrix4(mn),this}rotateX(e){return mn.makeRotationX(e),this.applyMatrix4(mn),this}rotateY(e){return mn.makeRotationY(e),this.applyMatrix4(mn),this}rotateZ(e){return mn.makeRotationZ(e),this.applyMatrix4(mn),this}translate(e,t,n){return mn.makeTranslation(e,t,n),this.applyMatrix4(mn),this}scale(e,t,n){return mn.makeScale(e,t,n),this.applyMatrix4(mn),this}lookAt(e){return pl.lookAt(e),pl.updateMatrix(),this.applyMatrix4(pl.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ts).negate(),this.translate(Ts.x,Ts.y,Ts.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const s=e[n];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new we(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new jt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingBox.set(new C(-1/0,-1/0,-1/0),new C(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const s=t[n];ln.setFromBufferAttribute(s),this.morphTargetsRelative?(Ut.addVectors(this.boundingBox.min,ln.min),this.boundingBox.expandByPoint(Ut),Ut.addVectors(this.boundingBox.max,ln.max),this.boundingBox.expandByPoint(Ut)):(this.boundingBox.expandByPoint(ln.min),this.boundingBox.expandByPoint(ln.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new Gt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingSphere.set(new C,1/0);return}if(e){const n=this.boundingSphere.center;if(ln.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];sr.setFromBufferAttribute(o),this.morphTargetsRelative?(Ut.addVectors(ln.min,sr.min),ln.expandByPoint(Ut),Ut.addVectors(ln.max,sr.max),ln.expandByPoint(Ut)):(ln.expandByPoint(sr.min),ln.expandByPoint(sr.max))}ln.getCenter(n);let i=0;for(let s=0,a=e.count;s<a;s++)Ut.fromBufferAttribute(e,s),i=Math.max(i,n.distanceToSquared(Ut));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],l=this.morphTargetsRelative;for(let c=0,h=o.count;c<h;c++)Ut.fromBufferAttribute(o,c),l&&(Ts.fromBufferAttribute(e,c),Ut.add(Ts)),i=Math.max(i,n.distanceToSquared(Ut))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=e.array,i=t.position.array,s=t.normal.array,a=t.uv.array,o=i.length/3;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new et(new Float32Array(4*o),4));const l=this.getAttribute("tangent").array,c=[],h=[];for(let A=0;A<o;A++)c[A]=new C,h[A]=new C;const u=new C,f=new C,d=new C,m=new q,_=new q,g=new q,p=new C,x=new C;function v(A,U,z){u.fromArray(i,A*3),f.fromArray(i,U*3),d.fromArray(i,z*3),m.fromArray(a,A*2),_.fromArray(a,U*2),g.fromArray(a,z*2),f.sub(u),d.sub(u),_.sub(m),g.sub(m);const K=1/(_.x*g.y-g.x*_.y);isFinite(K)&&(p.copy(f).multiplyScalar(g.y).addScaledVector(d,-_.y).multiplyScalar(K),x.copy(d).multiplyScalar(_.x).addScaledVector(f,-g.x).multiplyScalar(K),c[A].add(p),c[U].add(p),c[z].add(p),h[A].add(x),h[U].add(x),h[z].add(x))}let y=this.groups;y.length===0&&(y=[{start:0,count:n.length}]);for(let A=0,U=y.length;A<U;++A){const z=y[A],K=z.start,D=z.count;for(let F=K,J=K+D;F<J;F+=3)v(n[F+0],n[F+1],n[F+2])}const E=new C,b=new C,S=new C,L=new C;function M(A){S.fromArray(s,A*3),L.copy(S);const U=c[A];E.copy(U),E.sub(S.multiplyScalar(S.dot(U))).normalize(),b.crossVectors(L,U);const K=b.dot(h[A])<0?-1:1;l[A*4]=E.x,l[A*4+1]=E.y,l[A*4+2]=E.z,l[A*4+3]=K}for(let A=0,U=y.length;A<U;++A){const z=y[A],K=z.start,D=z.count;for(let F=K,J=K+D;F<J;F+=3)M(n[F+0]),M(n[F+1]),M(n[F+2])}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new et(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let f=0,d=n.count;f<d;f++)n.setXYZ(f,0,0,0);const i=new C,s=new C,a=new C,o=new C,l=new C,c=new C,h=new C,u=new C;if(e)for(let f=0,d=e.count;f<d;f+=3){const m=e.getX(f+0),_=e.getX(f+1),g=e.getX(f+2);i.fromBufferAttribute(t,m),s.fromBufferAttribute(t,_),a.fromBufferAttribute(t,g),h.subVectors(a,s),u.subVectors(i,s),h.cross(u),o.fromBufferAttribute(n,m),l.fromBufferAttribute(n,_),c.fromBufferAttribute(n,g),o.add(h),l.add(h),c.add(h),n.setXYZ(m,o.x,o.y,o.z),n.setXYZ(_,l.x,l.y,l.z),n.setXYZ(g,c.x,c.y,c.z)}else for(let f=0,d=t.count;f<d;f+=3)i.fromBufferAttribute(t,f+0),s.fromBufferAttribute(t,f+1),a.fromBufferAttribute(t,f+2),h.subVectors(a,s),u.subVectors(i,s),h.cross(u),n.setXYZ(f+0,h.x,h.y,h.z),n.setXYZ(f+1,h.x,h.y,h.z),n.setXYZ(f+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Ut.fromBufferAttribute(e,t),Ut.normalize(),e.setXYZ(t,Ut.x,Ut.y,Ut.z)}toNonIndexed(){function e(o,l){const c=o.array,h=o.itemSize,u=o.normalized,f=new c.constructor(l.length*h);let d=0,m=0;for(let _=0,g=l.length;_<g;_++){o.isInterleavedBufferAttribute?d=l[_]*o.data.stride+o.offset:d=l[_]*h;for(let p=0;p<h;p++)f[m++]=c[d++]}return new et(f,h,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Ye,n=this.index.array,i=this.attributes;for(const o in i){const l=i[o],c=e(l,n);t.setAttribute(o,c)}const s=this.morphAttributes;for(const o in s){const l=[],c=s[o];for(let h=0,u=c.length;h<u;h++){const f=c[h],d=e(f,n);l.push(d)}t.morphAttributes[o]=l}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,l=a.length;o<l;o++){const c=a[o];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const i={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let u=0,f=c.length;u<f;u++){const d=c[u];h.push(d.toJSON(e.data))}h.length>0&&(i[l]=h,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone(t));const i=e.attributes;for(const c in i){const h=i[c];this.setAttribute(c,h.clone(t))}const s=e.morphAttributes;for(const c in s){const h=[],u=s[c];for(let f=0,d=u.length;f<d;f++)h.push(u[f].clone(t));this.morphAttributes[c]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let c=0,h=a.length;c<h;c++){const u=a[c];this.addGroup(u.start,u.count,u.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Hh=new Ve,zi=new ds,da=new Gt,Gh=new C,ws=new C,As=new C,Cs=new C,ml=new C,pa=new C,ma=new q,ga=new q,_a=new q,Wh=new C,Xh=new C,qh=new C,va=new C,xa=new C;class At extends nt{constructor(e=new Ye,t=new Ii){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(s&&o){pa.set(0,0,0);for(let l=0,c=s.length;l<c;l++){const h=o[l],u=s[l];h!==0&&(ml.fromBufferAttribute(u,e),a?pa.addScaledVector(ml,h):pa.addScaledVector(ml.sub(t),h))}t.add(pa)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),da.copy(n.boundingSphere),da.applyMatrix4(s),zi.copy(e.ray).recast(e.near),!(da.containsPoint(zi.origin)===!1&&(zi.intersectSphere(da,Gh)===null||zi.origin.distanceToSquared(Gh)>(e.far-e.near)**2))&&(Hh.copy(s).invert(),zi.copy(e.ray).applyMatrix4(Hh),!(n.boundingBox!==null&&zi.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,zi)))}_computeIntersections(e,t,n){let i;const s=this.geometry,a=this.material,o=s.index,l=s.attributes.position,c=s.attributes.uv,h=s.attributes.uv1,u=s.attributes.normal,f=s.groups,d=s.drawRange;if(o!==null)if(Array.isArray(a))for(let m=0,_=f.length;m<_;m++){const g=f[m],p=a[g.materialIndex],x=Math.max(g.start,d.start),v=Math.min(o.count,Math.min(g.start+g.count,d.start+d.count));for(let y=x,E=v;y<E;y+=3){const b=o.getX(y),S=o.getX(y+1),L=o.getX(y+2);i=ya(this,p,e,n,c,h,u,b,S,L),i&&(i.faceIndex=Math.floor(y/3),i.face.materialIndex=g.materialIndex,t.push(i))}}else{const m=Math.max(0,d.start),_=Math.min(o.count,d.start+d.count);for(let g=m,p=_;g<p;g+=3){const x=o.getX(g),v=o.getX(g+1),y=o.getX(g+2);i=ya(this,a,e,n,c,h,u,x,v,y),i&&(i.faceIndex=Math.floor(g/3),t.push(i))}}else if(l!==void 0)if(Array.isArray(a))for(let m=0,_=f.length;m<_;m++){const g=f[m],p=a[g.materialIndex],x=Math.max(g.start,d.start),v=Math.min(l.count,Math.min(g.start+g.count,d.start+d.count));for(let y=x,E=v;y<E;y+=3){const b=y,S=y+1,L=y+2;i=ya(this,p,e,n,c,h,u,b,S,L),i&&(i.faceIndex=Math.floor(y/3),i.face.materialIndex=g.materialIndex,t.push(i))}}else{const m=Math.max(0,d.start),_=Math.min(l.count,d.start+d.count);for(let g=m,p=_;g<p;g+=3){const x=g,v=g+1,y=g+2;i=ya(this,a,e,n,c,h,u,x,v,y),i&&(i.faceIndex=Math.floor(g/3),t.push(i))}}}}function Og(r,e,t,n,i,s,a,o){let l;if(e.side===Jt?l=n.intersectTriangle(a,s,i,!0,o):l=n.intersectTriangle(i,s,a,e.side===fi,o),l===null)return null;xa.copy(o),xa.applyMatrix4(r.matrixWorld);const c=t.ray.origin.distanceTo(xa);return c<t.near||c>t.far?null:{distance:c,point:xa.clone(),object:r}}function ya(r,e,t,n,i,s,a,o,l,c){r.getVertexPosition(o,ws),r.getVertexPosition(l,As),r.getVertexPosition(c,Cs);const h=Og(r,e,t,n,ws,As,Cs,va);if(h){i&&(ma.fromBufferAttribute(i,o),ga.fromBufferAttribute(i,l),_a.fromBufferAttribute(i,c),h.uv=tn.getInterpolation(va,ws,As,Cs,ma,ga,_a,new q)),s&&(ma.fromBufferAttribute(s,o),ga.fromBufferAttribute(s,l),_a.fromBufferAttribute(s,c),h.uv1=tn.getInterpolation(va,ws,As,Cs,ma,ga,_a,new q),h.uv2=h.uv1),a&&(Wh.fromBufferAttribute(a,o),Xh.fromBufferAttribute(a,l),qh.fromBufferAttribute(a,c),h.normal=tn.getInterpolation(va,ws,As,Cs,Wh,Xh,qh,new C),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const u={a:o,b:l,c,normal:new C,materialIndex:0};tn.getNormal(ws,As,Cs,u.normal),h.face=u}return h}class ps extends Ye{constructor(e=1,t=1,n=1,i=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:a};const o=this;i=Math.floor(i),s=Math.floor(s),a=Math.floor(a);const l=[],c=[],h=[],u=[];let f=0,d=0;m("z","y","x",-1,-1,n,t,e,a,s,0),m("z","y","x",1,-1,n,t,-e,a,s,1),m("x","z","y",1,1,e,n,t,i,a,2),m("x","z","y",1,-1,e,n,-t,i,a,3),m("x","y","z",1,-1,e,t,n,i,s,4),m("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(l),this.setAttribute("position",new we(c,3)),this.setAttribute("normal",new we(h,3)),this.setAttribute("uv",new we(u,2));function m(_,g,p,x,v,y,E,b,S,L,M){const A=y/S,U=E/L,z=y/2,K=E/2,D=b/2,F=S+1,J=L+1;let X=0,re=0;const j=new C;for(let te=0;te<J;te++){const ie=te*U-K;for(let _e=0;_e<F;_e++){const W=_e*A-z;j[_]=W*x,j[g]=ie*v,j[p]=D,c.push(j.x,j.y,j.z),j[_]=0,j[g]=0,j[p]=b>0?1:-1,h.push(j.x,j.y,j.z),u.push(_e/S),u.push(1-te/L),X+=1}}for(let te=0;te<L;te++)for(let ie=0;ie<S;ie++){const _e=f+ie+F*te,W=f+ie+F*(te+1),Q=f+(ie+1)+F*(te+1),pe=f+(ie+1)+F*te;l.push(_e,W,pe),l.push(W,Q,pe),re+=6}o.addGroup(d,re,M),d+=re,f+=X}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ps(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function qs(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function Kt(r){const e={};for(let t=0;t<r.length;t++){const n=qs(r[t]);for(const i in n)e[i]=n[i]}return e}function Fg(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function Bd(r){return r.getRenderTarget()===null?r.outputColorSpace:it.workingColorSpace}const zd={clone:qs,merge:Kt};var Bg=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,zg=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class Pn extends Xt{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Bg,this.fragmentShader=zg,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,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=qs(e.uniforms),this.uniformsGroups=Fg(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const a=this.uniforms[i].value;a&&a.isTexture?t.uniforms[i]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[i]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[i]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[i]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[i]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[i]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[i]={type:"m4",value:a.toArray()}:t.uniforms[i]={value:a}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const i in this.extensions)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class To extends nt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ve,this.projectionMatrix=new Ve,this.projectionMatrixInverse=new Ve,this.coordinateSystem=Cn}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}class Nt extends To{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Xs*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(ss*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Xs*2*Math.atan(Math.tan(ss*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,s,a){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(ss*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;s+=a.offsetX*i/l,t-=a.offsetY*n/c,i*=a.width/l,n*=a.height/c}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const Rs=-90,Ps=1;class kd extends nt{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Nt(Rs,Ps,e,t);i.layers=this.layers,this.add(i);const s=new Nt(Rs,Ps,e,t);s.layers=this.layers,this.add(s);const a=new Nt(Rs,Ps,e,t);a.layers=this.layers,this.add(a);const o=new Nt(Rs,Ps,e,t);o.layers=this.layers,this.add(o);const l=new Nt(Rs,Ps,e,t);l.layers=this.layers,this.add(l);const c=new Nt(Rs,Ps,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,s,a,o,l]=t;for(const c of t)this.remove(c);if(e===Cn)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Ws)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,l,c,h]=this.children,u=e.getRenderTarget(),f=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),m=e.xr.enabled;e.xr.enabled=!1;const _=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,s),e.setRenderTarget(n,1,i),e.render(t,a),e.setRenderTarget(n,2,i),e.render(t,o),e.setRenderTarget(n,3,i),e.render(t,l),e.setRenderTarget(n,4,i),e.render(t,c),n.texture.generateMipmaps=_,e.setRenderTarget(n,5,i),e.render(t,h),e.setRenderTarget(u,f,d),e.xr.enabled=m,n.texture.needsPMREMUpdate=!0}}class qr extends Et{constructor(e,t,n,i,s,a,o,l,c,h){e=e!==void 0?e:[],t=t!==void 0?t:di,super(e,t,n,i,s,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Vd extends Rn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];t.encoding!==void 0&&(_r("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===ui?Ct:hn),this.texture=new qr(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:St}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},i=new ps(5,5,5),s=new Pn({name:"CubemapFromEquirect",uniforms:qs(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:Jt,blending:li});s.uniforms.tEquirect.value=t;const a=new At(i,s),o=t.minFilter;return t.minFilter===Ri&&(t.minFilter=St),new kd(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,n,i){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,i);e.setRenderTarget(s)}}const gl=new C,kg=new C,Vg=new Ke;class ei{constructor(e=new C(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=gl.subVectors(n,t).cross(kg.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(gl),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Vg.getNormalMatrix(e),i=this.coplanarPoint(gl).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const ki=new Gt,Ma=new C;class Yr{constructor(e=new ei,t=new ei,n=new ei,i=new ei,s=new ei,a=new ei){this.planes=[e,t,n,i,s,a]}set(e,t,n,i,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Cn){const n=this.planes,i=e.elements,s=i[0],a=i[1],o=i[2],l=i[3],c=i[4],h=i[5],u=i[6],f=i[7],d=i[8],m=i[9],_=i[10],g=i[11],p=i[12],x=i[13],v=i[14],y=i[15];if(n[0].setComponents(l-s,f-c,g-d,y-p).normalize(),n[1].setComponents(l+s,f+c,g+d,y+p).normalize(),n[2].setComponents(l+a,f+h,g+m,y+x).normalize(),n[3].setComponents(l-a,f-h,g-m,y-x).normalize(),n[4].setComponents(l-o,f-u,g-_,y-v).normalize(),t===Cn)n[5].setComponents(l+o,f+u,g+_,y+v).normalize();else if(t===Ws)n[5].setComponents(o,u,_,v).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),ki.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),ki.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ki)}intersectsSprite(e){return ki.center.set(0,0,0),ki.radius=.7071067811865476,ki.applyMatrix4(e.matrixWorld),this.intersectsSphere(ki)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(Ma.x=i.normal.x>0?e.max.x:e.min.x,Ma.y=i.normal.y>0?e.max.y:e.min.y,Ma.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Ma)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function Hd(){let r=null,e=!1,t=null,n=null;function i(s,a){t(s,a),n=r.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=r.requestAnimationFrame(i),e=!0)},stop:function(){r.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function Hg(r,e){const t=e.isWebGL2,n=new WeakMap;function i(c,h){const u=c.array,f=c.usage,d=u.byteLength,m=r.createBuffer();r.bindBuffer(h,m),r.bufferData(h,u,f),c.onUploadCallback();let _;if(u instanceof Float32Array)_=r.FLOAT;else if(u instanceof Uint16Array)if(c.isFloat16BufferAttribute)if(t)_=r.HALF_FLOAT;else throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");else _=r.UNSIGNED_SHORT;else if(u instanceof Int16Array)_=r.SHORT;else if(u instanceof Uint32Array)_=r.UNSIGNED_INT;else if(u instanceof Int32Array)_=r.INT;else if(u instanceof Int8Array)_=r.BYTE;else if(u instanceof Uint8Array)_=r.UNSIGNED_BYTE;else if(u instanceof Uint8ClampedArray)_=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+u);return{buffer:m,type:_,bytesPerElement:u.BYTES_PER_ELEMENT,version:c.version,size:d}}function s(c,h,u){const f=h.array,d=h._updateRange,m=h.updateRanges;if(r.bindBuffer(u,c),d.count===-1&&m.length===0&&r.bufferSubData(u,0,f),m.length!==0){for(let _=0,g=m.length;_<g;_++){const p=m[_];t?r.bufferSubData(u,p.start*f.BYTES_PER_ELEMENT,f,p.start,p.count):r.bufferSubData(u,p.start*f.BYTES_PER_ELEMENT,f.subarray(p.start,p.start+p.count))}h.clearUpdateRanges()}d.count!==-1&&(t?r.bufferSubData(u,d.offset*f.BYTES_PER_ELEMENT,f,d.offset,d.count):r.bufferSubData(u,d.offset*f.BYTES_PER_ELEMENT,f.subarray(d.offset,d.offset+d.count)),d.count=-1),h.onUploadCallback()}function a(c){return c.isInterleavedBufferAttribute&&(c=c.data),n.get(c)}function o(c){c.isInterleavedBufferAttribute&&(c=c.data);const h=n.get(c);h&&(r.deleteBuffer(h.buffer),n.delete(c))}function l(c,h){if(c.isGLBufferAttribute){const f=n.get(c);(!f||f.version<c.version)&&n.set(c,{buffer:c.buffer,type:c.type,bytesPerElement:c.elementSize,version:c.version});return}c.isInterleavedBufferAttribute&&(c=c.data);const u=n.get(c);if(u===void 0)n.set(c,i(c,h));else if(u.version<c.version){if(u.size!==c.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");s(u.buffer,c,h),u.version=c.version}}return{get:a,remove:o,update:l}}class Zr extends Ye{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,a=t/2,o=Math.floor(n),l=Math.floor(i),c=o+1,h=l+1,u=e/o,f=t/l,d=[],m=[],_=[],g=[];for(let p=0;p<h;p++){const x=p*f-a;for(let v=0;v<c;v++){const y=v*u-s;m.push(y,-x,0),_.push(0,0,1),g.push(v/o),g.push(1-p/l)}}for(let p=0;p<l;p++)for(let x=0;x<o;x++){const v=x+c*p,y=x+c*(p+1),E=x+1+c*(p+1),b=x+1+c*p;d.push(v,y,b),d.push(y,E,b)}this.setIndex(d),this.setAttribute("position",new we(m,3)),this.setAttribute("normal",new we(_,3)),this.setAttribute("uv",new we(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Zr(e.width,e.height,e.widthSegments,e.heightSegments)}}var Gg=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,Wg=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,Xg=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,qg=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,Yg=`#ifdef USE_ALPHATEST
	if ( diffuseColor.a < alphaTest ) discard;
#endif`,Zg=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,Kg=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,Jg=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,jg=`#ifdef USE_BATCHING
	attribute float batchId;
	uniform highp sampler2D batchingTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,Qg=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( batchId );
#endif`,$g=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,e_=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,t_=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,n_=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,i_=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,s_=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#pragma unroll_loop_start
	for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
		plane = clippingPlanes[ i ];
		if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
	}
	#pragma unroll_loop_end
	#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
		bool clipped = true;
		#pragma unroll_loop_start
		for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
		}
		#pragma unroll_loop_end
		if ( clipped ) discard;
	#endif
#endif`,r_=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,a_=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,o_=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,l_=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,c_=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,h_=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	varying vec3 vColor;
#endif`,u_=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif`,f_=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
float luminance( const in vec3 rgb ) {
	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );
	return dot( weights, rgb );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,d_=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_v0 0.339
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_v1 0.276
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_v4 0.046
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_v5 0.016
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_v6 0.0038
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,p_=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,m_=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,g_=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,__=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,v_=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,x_="gl_FragColor = linearToOutputTexel( gl_FragColor );",y_=`
const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(
	vec3( 0.8224621, 0.177538, 0.0 ),
	vec3( 0.0331941, 0.9668058, 0.0 ),
	vec3( 0.0170827, 0.0723974, 0.9105199 )
);
const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(
	vec3( 1.2249401, - 0.2249404, 0.0 ),
	vec3( - 0.0420569, 1.0420571, 0.0 ),
	vec3( - 0.0196376, - 0.0786361, 1.0982735 )
);
vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {
	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );
}
vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {
	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );
}
vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return 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 );
}
vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 LinearTosRGB( in vec4 value ) {
	return sRGBTransferOETF( value );
}`,M_=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,b_=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,S_=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,E_=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,T_=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,w_=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,A_=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,C_=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,R_=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,P_=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,L_=`#ifdef USE_LIGHTMAP
	vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
	vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
	reflectedLight.indirectDiffuse += lightMapIrradiance;
#endif`,I_=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,D_=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,U_=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,N_=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	#if defined ( LEGACY_LIGHTS )
		if ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {
			return pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );
		}
		return 1.0;
	#else
		float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
		if ( cutoffDistance > 0.0 ) {
			distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
		}
		return distanceFalloff;
	#endif
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,O_=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,F_=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,B_=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void 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 ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,z_=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,k_=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,V_=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,H_=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float 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 ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void 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 ) {
#else
void 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 ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void 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 ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,G_=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,W_=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,X_=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,q_=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,Y_=`#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,Z_=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		varying float vFragDepth;
		varying float vIsPerspective;
	#else
		uniform float logDepthBufFC;
	#endif
#endif`,K_=`#ifdef USE_LOGDEPTHBUF
	#ifdef USE_LOGDEPTHBUF_EXT
		vFragDepth = 1.0 + gl_Position.w;
		vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
	#else
		if ( isPerspectiveMatrix( projectionMatrix ) ) {
			gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;
			gl_Position.z *= gl_Position.w;
		}
	#endif
#endif`,J_=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = 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 );
	
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,j_=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,Q_=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,$_=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,e0=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,t0=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,n0=`#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,i0=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
		}
	#else
		objectNormal += morphNormal0 * morphTargetInfluences[ 0 ];
		objectNormal += morphNormal1 * morphTargetInfluences[ 1 ];
		objectNormal += morphNormal2 * morphTargetInfluences[ 2 ];
		objectNormal += morphNormal3 * morphTargetInfluences[ 3 ];
	#endif
#endif`,s0=`#ifdef USE_MORPHTARGETS
	uniform float morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
		uniform sampler2DArray morphTargetsTexture;
		uniform ivec2 morphTargetsTextureSize;
		vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
			int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
			int y = texelIndex / morphTargetsTextureSize.x;
			int x = texelIndex - y * morphTargetsTextureSize.x;
			ivec3 morphUV = ivec3( x, y, morphTargetIndex );
			return texelFetch( morphTargetsTexture, morphUV, 0 );
		}
	#else
		#ifndef USE_MORPHNORMALS
			uniform float morphTargetInfluences[ 8 ];
		#else
			uniform float morphTargetInfluences[ 4 ];
		#endif
	#endif
#endif`,r0=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	#ifdef MORPHTARGETS_TEXTURE
		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
			if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
		}
	#else
		transformed += morphTarget0 * morphTargetInfluences[ 0 ];
		transformed += morphTarget1 * morphTargetInfluences[ 1 ];
		transformed += morphTarget2 * morphTargetInfluences[ 2 ];
		transformed += morphTarget3 * morphTargetInfluences[ 3 ];
		#ifndef USE_MORPHNORMALS
			transformed += morphTarget4 * morphTargetInfluences[ 4 ];
			transformed += morphTarget5 * morphTargetInfluences[ 5 ];
			transformed += morphTarget6 * morphTargetInfluences[ 6 ];
			transformed += morphTarget7 * morphTargetInfluences[ 7 ];
		#endif
	#endif
#endif`,a0=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,o0=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,l0=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,c0=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,h0=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,u0=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,f0=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,d0=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,p0=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,m0=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,g0=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,_0=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;
const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec2 packDepthToRG( in highp float v ) {
	return packDepthToRGBA( v ).yx;
}
float unpackRGToDepth( const in highp vec2 v ) {
	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );
}
vec4 pack2HalfToRGBA( vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,v0=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,x0=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,y0=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,M0=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,b0=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,S0=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,E0=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		float hard_shadow = step( compare , distribution.x );
		if (hard_shadow != 1.0 ) {
			float distance = compare - distribution.x ;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return shadow;
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
		vec3 lightToPosition = shadowCoord.xyz;
		float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );		dp += shadowBias;
		vec3 bd3D = normalize( lightToPosition );
		#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
			vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
			return (
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
			) * ( 1.0 / 9.0 );
		#else
			return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
		#endif
	}
#endif`,T0=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,w0=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,A0=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,C0=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,R0=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,P0=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,L0=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,I0=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,D0=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,U0=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,N0=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 OptimizedCineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,O0=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,F0=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
		vec3 refractedRayExit = position + transmissionRay;
		vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
		vec2 refractionCoords = ndcPos.xy / ndcPos.w;
		refractionCoords += 1.0;
		refractionCoords /= 2.0;
		vec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
		vec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,B0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,z0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,k0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,V0=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const H0=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,G0=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = 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 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,W0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,X0=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,q0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,Y0=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,Z0=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,K0=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,J0=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,j0=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( 1.0 );
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,Q0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,$0=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,ev=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,tv=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,nv=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,iv=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,sv=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,rv=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,av=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,ov=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,lv=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,cv=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), opacity );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,hv=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,uv=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,fv=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,dv=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,pv=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,mv=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec4 diffuseColor = vec4( diffuse, opacity );
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,gv=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,_v=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,vv=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,xv=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,yv=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,Mv=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,Fe={alphahash_fragment:Gg,alphahash_pars_fragment:Wg,alphamap_fragment:Xg,alphamap_pars_fragment:qg,alphatest_fragment:Yg,alphatest_pars_fragment:Zg,aomap_fragment:Kg,aomap_pars_fragment:Jg,batching_pars_vertex:jg,batching_vertex:Qg,begin_vertex:$g,beginnormal_vertex:e_,bsdfs:t_,iridescence_fragment:n_,bumpmap_pars_fragment:i_,clipping_planes_fragment:s_,clipping_planes_pars_fragment:r_,clipping_planes_pars_vertex:a_,clipping_planes_vertex:o_,color_fragment:l_,color_pars_fragment:c_,color_pars_vertex:h_,color_vertex:u_,common:f_,cube_uv_reflection_fragment:d_,defaultnormal_vertex:p_,displacementmap_pars_vertex:m_,displacementmap_vertex:g_,emissivemap_fragment:__,emissivemap_pars_fragment:v_,colorspace_fragment:x_,colorspace_pars_fragment:y_,envmap_fragment:M_,envmap_common_pars_fragment:b_,envmap_pars_fragment:S_,envmap_pars_vertex:E_,envmap_physical_pars_fragment:O_,envmap_vertex:T_,fog_vertex:w_,fog_pars_vertex:A_,fog_fragment:C_,fog_pars_fragment:R_,gradientmap_pars_fragment:P_,lightmap_fragment:L_,lightmap_pars_fragment:I_,lights_lambert_fragment:D_,lights_lambert_pars_fragment:U_,lights_pars_begin:N_,lights_toon_fragment:F_,lights_toon_pars_fragment:B_,lights_phong_fragment:z_,lights_phong_pars_fragment:k_,lights_physical_fragment:V_,lights_physical_pars_fragment:H_,lights_fragment_begin:G_,lights_fragment_maps:W_,lights_fragment_end:X_,logdepthbuf_fragment:q_,logdepthbuf_pars_fragment:Y_,logdepthbuf_pars_vertex:Z_,logdepthbuf_vertex:K_,map_fragment:J_,map_pars_fragment:j_,map_particle_fragment:Q_,map_particle_pars_fragment:$_,metalnessmap_fragment:e0,metalnessmap_pars_fragment:t0,morphcolor_vertex:n0,morphnormal_vertex:i0,morphtarget_pars_vertex:s0,morphtarget_vertex:r0,normal_fragment_begin:a0,normal_fragment_maps:o0,normal_pars_fragment:l0,normal_pars_vertex:c0,normal_vertex:h0,normalmap_pars_fragment:u0,clearcoat_normal_fragment_begin:f0,clearcoat_normal_fragment_maps:d0,clearcoat_pars_fragment:p0,iridescence_pars_fragment:m0,opaque_fragment:g0,packing:_0,premultiplied_alpha_fragment:v0,project_vertex:x0,dithering_fragment:y0,dithering_pars_fragment:M0,roughnessmap_fragment:b0,roughnessmap_pars_fragment:S0,shadowmap_pars_fragment:E0,shadowmap_pars_vertex:T0,shadowmap_vertex:w0,shadowmask_pars_fragment:A0,skinbase_vertex:C0,skinning_pars_vertex:R0,skinning_vertex:P0,skinnormal_vertex:L0,specularmap_fragment:I0,specularmap_pars_fragment:D0,tonemapping_fragment:U0,tonemapping_pars_fragment:N0,transmission_fragment:O0,transmission_pars_fragment:F0,uv_pars_fragment:B0,uv_pars_vertex:z0,uv_vertex:k0,worldpos_vertex:V0,background_vert:H0,background_frag:G0,backgroundCube_vert:W0,backgroundCube_frag:X0,cube_vert:q0,cube_frag:Y0,depth_vert:Z0,depth_frag:K0,distanceRGBA_vert:J0,distanceRGBA_frag:j0,equirect_vert:Q0,equirect_frag:$0,linedashed_vert:ev,linedashed_frag:tv,meshbasic_vert:nv,meshbasic_frag:iv,meshlambert_vert:sv,meshlambert_frag:rv,meshmatcap_vert:av,meshmatcap_frag:ov,meshnormal_vert:lv,meshnormal_frag:cv,meshphong_vert:hv,meshphong_frag:uv,meshphysical_vert:fv,meshphysical_frag:dv,meshtoon_vert:pv,meshtoon_frag:mv,points_vert:gv,points_frag:_v,shadow_vert:vv,shadow_frag:xv,sprite_vert:yv,sprite_frag:Mv},de={common:{diffuse:{value:new ye(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Ke},alphaMap:{value:null},alphaMapTransform:{value:new Ke},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Ke}},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 Ke}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Ke}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Ke},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Ke},normalScale:{value:new q(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Ke},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Ke}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Ke}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Ke}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new ye(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 ye(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Ke},alphaTest:{value:0},uvTransform:{value:new Ke}},sprite:{diffuse:{value:new ye(16777215)},opacity:{value:1},center:{value:new q(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Ke},alphaMap:{value:null},alphaMapTransform:{value:new Ke},alphaTest:{value:0}}},wn={basic:{uniforms:Kt([de.common,de.specularmap,de.envmap,de.aomap,de.lightmap,de.fog]),vertexShader:Fe.meshbasic_vert,fragmentShader:Fe.meshbasic_frag},lambert:{uniforms:Kt([de.common,de.specularmap,de.envmap,de.aomap,de.lightmap,de.emissivemap,de.bumpmap,de.normalmap,de.displacementmap,de.fog,de.lights,{emissive:{value:new ye(0)}}]),vertexShader:Fe.meshlambert_vert,fragmentShader:Fe.meshlambert_frag},phong:{uniforms:Kt([de.common,de.specularmap,de.envmap,de.aomap,de.lightmap,de.emissivemap,de.bumpmap,de.normalmap,de.displacementmap,de.fog,de.lights,{emissive:{value:new 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z(){K(),h=!0,c!==l&&(c=l,d(c.object))}function K(){l.geometry=null,l.program=null,l.wireframe=!1}return{setup:u,reset:z,resetDefaultState:K,dispose:M,releaseStatesOfGeometry:A,releaseStatesOfProgram:U,initAttributes:v,enableAttribute:y,disableUnusedAttributes:b}}function Ev(r,e,t,n){const i=n.isWebGL2;let s;function a(h){s=h}function o(h,u){r.drawArrays(s,h,u),t.update(u,s,1)}function l(h,u,f){if(f===0)return;let d,m;if(i)d=r,m="drawArraysInstanced";else if(d=e.get("ANGLE_instanced_arrays"),m="drawArraysInstancedANGLE",d===null){console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}d[m](s,h,u,f),t.update(u,s,f)}function c(h,u,f){if(f===0)return;const d=e.get("WEBGL_multi_draw");if(d===null)for(let m=0;m<f;m++)this.render(h[m],u[m]);else{d.multiDrawArraysWEBGL(s,h,0,u,0,f);let m=0;for(let 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c=a||e.has("WEBGL_draw_buffers"),h=t.logarithmicDepthBuffer===!0,u=r.getParameter(r.MAX_TEXTURE_IMAGE_UNITS),f=r.getParameter(r.MAX_VERTEX_TEXTURE_IMAGE_UNITS),d=r.getParameter(r.MAX_TEXTURE_SIZE),m=r.getParameter(r.MAX_CUBE_MAP_TEXTURE_SIZE),_=r.getParameter(r.MAX_VERTEX_ATTRIBS),g=r.getParameter(r.MAX_VERTEX_UNIFORM_VECTORS),p=r.getParameter(r.MAX_VARYING_VECTORS),x=r.getParameter(r.MAX_FRAGMENT_UNIFORM_VECTORS),v=f>0,y=a||e.has("OES_texture_float"),E=v&&y,b=a?r.getParameter(r.MAX_SAMPLES):0;return{isWebGL2:a,drawBuffers:c,getMaxAnisotropy:i,getMaxPrecision:s,precision:o,logarithmicDepthBuffer:h,maxTextures:u,maxVertexTextures:f,maxTextureSize:d,maxCubemapSize:m,maxAttributes:_,maxVertexUniforms:g,maxVaryings:p,maxFragmentUniforms:x,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:E,maxSamples:b}}function wv(r){const e=this;let t=null,n=0,i=!1,s=!1;const a=new ei,o=new Ke,l={value:null,needsUpdate:!1};this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(u,f){const d=u.length!==0||f||n!==0||i;return i=f,n=u.length,d},this.beginShadows=function(){s=!0,h(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(u,f){t=h(u,f,0)},this.setState=function(u,f,d){const m=u.clippingPlanes,_=u.clipIntersection,g=u.clipShadows,p=r.get(u);if(!i||m===null||m.length===0||s&&!g)s?h(null):c();else{const x=s?0:n,v=x*4;let y=p.clippingState||null;l.value=y,y=h(m,f,v,d);for(let E=0;E!==v;++E)y[E]=t[E];p.clippingState=y,this.numIntersection=_?this.numPlanes:0,this.numPlanes+=x}};function c(){l.value!==t&&(l.value=t,l.needsUpdate=n>0),e.numPlanes=n,e.numIntersection=0}function h(u,f,d,m){const _=u!==null?u.length:0;let g=null;if(_!==0){if(g=l.value,m!==!0||g===null){const p=d+_*4,x=f.matrixWorldInverse;o.getNormalMatrix(x),(g===null||g.length<p)&&(g=new Float32Array(p));for(let v=0,y=d;v!==_;++v,y+=4)a.copy(u[v]).applyMatrix4(x,o),a.normal.toArray(g,y),g[y+3]=a.constant}l.value=g,l.needsUpdate=!0}return e.numPlanes=_,e.numIntersection=0,g}}function Av(r){let e=new WeakMap;function t(a,o){return o===br?a.mapping=di:o===Sr&&(a.mapping=Ci),a}function n(a){if(a&&a.isTexture){const o=a.mapping;if(o===br||o===Sr)if(e.has(a)){const l=e.get(a).texture;return t(l,a.mapping)}else{const l=a.image;if(l&&l.height>0){const c=new Vd(l.height/2);return c.fromEquirectangularTexture(r,a),e.set(a,c),a.addEventListener("dispose",i),t(c.texture,a.mapping)}else return null}}return a}function i(a){const o=a.target;o.removeEventListener("dispose",i);const l=e.get(o);l!==void 0&&(e.delete(o),l.dispose())}function s(){e=new WeakMap}return{get:n,dispose:s}}class wo extends To{constructor(e=-1,t=1,n=1,i=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=i,this.near=s,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,i,s,a){this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let s=n-e,a=n+e,o=i+t,l=i-t;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,h=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=c*this.view.offsetX,a=s+c*this.view.width,o-=h*this.view.offsetY,l=o-h*this.view.height}this.projectionMatrix.makeOrthographic(s,a,o,l,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}const zs=4,Yh=[.125,.215,.35,.446,.526,.582],ji=20,_l=new wo,Zh=new ye;let vl=null,xl=0,yl=0;const Ji=(1+Math.sqrt(5))/2,Ls=1/Ji,Kh=[new C(1,1,1),new C(-1,1,1),new C(1,1,-1),new C(-1,1,-1),new C(0,Ji,Ls),new C(0,Ji,-Ls),new C(Ls,0,Ji),new C(-Ls,0,Ji),new C(Ji,Ls,0),new C(-Ji,Ls,0)];class Sc{constructor(e){this._renderer=e,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(e,t=0,n=.1,i=100){vl=this._renderer.getRenderTarget(),xl=this._renderer.getActiveCubeFace(),yl=this._renderer.getActiveMipmapLevel(),this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=Qh(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=jh(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(vl,xl,yl),e.scissorTest=!1,Sa(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===di||e.mapping===Ci?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),vl=this._renderer.getRenderTarget(),xl=this._renderer.getActiveCubeFace(),yl=this._renderer.getActiveMipmapLevel();const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:St,minFilter:St,generateMipmaps:!1,type:Gs,format:nn,colorSpace:Gn,depthBuffer:!1},i=Jh(e,t,n);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Jh(e,t,n);const{_lodMax:s}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=Cv(s)),this._blurMaterial=Rv(s,e,t)}return i}_compileMaterial(e){const t=new At(this._lodPlanes[0],e);this._renderer.compile(t,_l)}_sceneToCubeUV(e,t,n,i){const o=new Nt(90,1,t,n),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],h=this._renderer,u=h.autoClear,f=h.toneMapping;h.getClearColor(Zh),h.toneMapping=ci,h.autoClear=!1;const d=new Ii({name:"PMREM.Background",side:Jt,depthWrite:!1,depthTest:!1}),m=new At(new ps,d);let _=!1;const g=e.background;g?g.isColor&&(d.color.copy(g),e.background=null,_=!0):(d.color.copy(Zh),_=!0);for(let p=0;p<6;p++){const x=p%3;x===0?(o.up.set(0,l[p],0),o.lookAt(c[p],0,0)):x===1?(o.up.set(0,0,l[p]),o.lookAt(0,c[p],0)):(o.up.set(0,l[p],0),o.lookAt(0,0,c[p]));const v=this._cubeSize;Sa(i,x*v,p>2?v:0,v,v),h.setRenderTarget(i),_&&h.render(m,o),h.render(e,o)}m.geometry.dispose(),m.material.dispose(),h.toneMapping=f,h.autoClear=u,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===di||e.mapping===Ci;i?(this._cubemapMaterial===null&&(this._cubemapMaterial=Qh()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=jh());const s=i?this._cubemapMaterial:this._equirectMaterial,a=new At(this._lodPlanes[0],s),o=s.uniforms;o.envMap.value=e;const l=this._cubeSize;Sa(t,0,0,3*l,2*l),n.setRenderTarget(t),n.render(a,_l)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;for(let i=1;i<this._lodPlanes.length;i++){const s=Math.sqrt(this._sigmas[i]*this._sigmas[i]-this._sigmas[i-1]*this._sigmas[i-1]),a=Kh[(i-1)%Kh.length];this._blur(e,i-1,i,s,a)}t.autoClear=n}_blur(e,t,n,i,s){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",s),this._halfBlur(a,e,n,n,i,"longitudinal",s)}_halfBlur(e,t,n,i,s,a,o){const l=this._renderer,c=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const h=3,u=new At(this._lodPlanes[i],c),f=c.uniforms,d=this._sizeLods[n]-1,m=isFinite(s)?Math.PI/(2*d):2*Math.PI/(2*ji-1),_=s/m,g=isFinite(s)?1+Math.floor(h*_):ji;g>ji&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${g} samples when the maximum is set to ${ji}`);const p=[];let x=0;for(let S=0;S<ji;++S){const L=S/_,M=Math.exp(-L*L/2);p.push(M),S===0?x+=M:S<g&&(x+=2*M)}for(let S=0;S<p.length;S++)p[S]=p[S]/x;f.envMap.value=e.texture,f.samples.value=g,f.weights.value=p,f.latitudinal.value=a==="latitudinal",o&&(f.poleAxis.value=o);const{_lodMax:v}=this;f.dTheta.value=m,f.mipInt.value=v-n;const y=this._sizeLods[i],E=3*y*(i>v-zs?i-v+zs:0),b=4*(this._cubeSize-y);Sa(t,E,b,3*y,2*y),l.setRenderTarget(t),l.render(u,_l)}}function Cv(r){const e=[],t=[],n=[];let i=r;const s=r-zs+1+Yh.length;for(let a=0;a<s;a++){const o=Math.pow(2,i);t.push(o);let l=1/o;a>r-zs?l=Yh[a-r+zs-1]:a===0&&(l=0),n.push(l);const c=1/(o-2),h=-c,u=1+c,f=[h,h,u,h,u,u,h,h,u,u,h,u],d=6,m=6,_=3,g=2,p=1,x=new Float32Array(_*m*d),v=new Float32Array(g*m*d),y=new Float32Array(p*m*d);for(let b=0;b<d;b++){const S=b%3*2/3-1,L=b>2?0:-1,M=[S,L,0,S+2/3,L,0,S+2/3,L+1,0,S,L,0,S+2/3,L+1,0,S,L+1,0];x.set(M,_*m*b),v.set(f,g*m*b);const A=[b,b,b,b,b,b];y.set(A,p*m*b)}const E=new Ye;E.setAttribute("position",new et(x,_)),E.setAttribute("uv",new et(v,g)),E.setAttribute("faceIndex",new et(y,p)),e.push(E),i>zs&&i--}return{lodPlanes:e,sizeLods:t,sigmas:n}}function Jh(r,e,t){const n=new Rn(r,e,t);return n.texture.mapping=Js,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function Sa(r,e,t,n,i){r.viewport.set(e,t,n,i),r.scissor.set(e,t,n,i)}function Rv(r,e,t){const n=new Float32Array(ji),i=new C(0,1,0);return new Pn({name:"SphericalGaussianBlur",defines:{n:ji,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${r}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:Jc(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:li,depthTest:!1,depthWrite:!1})}function jh(){return new Pn({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Jc(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:li,depthTest:!1,depthWrite:!1})}function Qh(){return new Pn({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Jc(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:li,depthTest:!1,depthWrite:!1})}function Jc(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function Pv(r){let e=new WeakMap,t=null;function n(o){if(o&&o.isTexture){const l=o.mapping,c=l===br||l===Sr,h=l===di||l===Ci;if(c||h)if(o.isRenderTargetTexture&&o.needsPMREMUpdate===!0){o.needsPMREMUpdate=!1;let u=e.get(o);return t===null&&(t=new Sc(r)),u=c?t.fromEquirectangular(o,u):t.fromCubemap(o,u),e.set(o,u),u.texture}else{if(e.has(o))return e.get(o).texture;{const u=o.image;if(c&&u&&u.height>0||h&&u&&i(u)){t===null&&(t=new Sc(r));const f=c?t.fromEquirectangular(o):t.fromCubemap(o);return e.set(o,f),o.addEventListener("dispose",s),f.texture}else return null}}}return o}function i(o){let l=0;const c=6;for(let h=0;h<c;h++)o[h]!==void 0&&l++;return l===c}function s(o){const l=o.target;l.removeEventListener("dispose",s);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function a(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:n,dispose:a}}function Lv(r){const e={};function t(n){if(e[n]!==void 0)return e[n];let i;switch(n){case"WEBGL_depth_texture":i=r.getExtension("WEBGL_depth_texture")||r.getExtension("MOZ_WEBGL_depth_texture")||r.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=r.getExtension("EXT_texture_filter_anisotropic")||r.getExtension("MOZ_EXT_texture_filter_anisotropic")||r.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=r.getExtension("WEBGL_compressed_texture_s3tc")||r.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=r.getExtension("WEBGL_compressed_texture_pvrtc")||r.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=r.getExtension(n)}return e[n]=i,i}return{has:function(n){return t(n)!==null},init:function(n){n.isWebGL2?t("EXT_color_buffer_float"):(t("WEBGL_depth_texture"),t("OES_texture_float"),t("OES_texture_half_float"),t("OES_texture_half_float_linear"),t("OES_standard_derivatives"),t("OES_element_index_uint"),t("OES_vertex_array_object"),t("ANGLE_instanced_arrays")),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture")},get:function(n){const i=t(n);return i===null&&console.warn("THREE.WebGLRenderer: "+n+" extension not supported."),i}}}function Iv(r,e,t,n){const i={},s=new WeakMap;function a(u){const f=u.target;f.index!==null&&e.remove(f.index);for(const m in f.attributes)e.remove(f.attributes[m]);for(const m in f.morphAttributes){const _=f.morphAttributes[m];for(let g=0,p=_.length;g<p;g++)e.remove(_[g])}f.removeEventListener("dispose",a),delete i[f.id];const d=s.get(f);d&&(e.remove(d),s.delete(f)),n.releaseStatesOfGeometry(f),f.isInstancedBufferGeometry===!0&&delete f._maxInstanceCount,t.memory.geometries--}function o(u,f){return i[f.id]===!0||(f.addEventListener("dispose",a),i[f.id]=!0,t.memory.geometries++),f}function l(u){const f=u.attributes;for(const m in f)e.update(f[m],r.ARRAY_BUFFER);const d=u.morphAttributes;for(const m in d){const _=d[m];for(let g=0,p=_.length;g<p;g++)e.update(_[g],r.ARRAY_BUFFER)}}function c(u){const f=[],d=u.index,m=u.attributes.position;let _=0;if(d!==null){const x=d.array;_=d.version;for(let v=0,y=x.length;v<y;v+=3){const E=x[v+0],b=x[v+1],S=x[v+2];f.push(E,b,b,S,S,E)}}else if(m!==void 0){const x=m.array;_=m.version;for(let v=0,y=x.length/3-1;v<y;v+=3){const E=v+0,b=v+1,S=v+2;f.push(E,b,b,S,S,E)}}else return;const g=new(Ud(f)?Kc:Zc)(f,1);g.version=_;const p=s.get(u);p&&e.remove(p),s.set(u,g)}function h(u){const f=s.get(u);if(f){const d=u.index;d!==null&&f.version<d.version&&c(u)}else c(u);return s.get(u)}return{get:o,update:l,getWireframeAttribute:h}}function Dv(r,e,t,n){const i=n.isWebGL2;let s;function a(d){s=d}let o,l;function c(d){o=d.type,l=d.bytesPerElement}function h(d,m){r.drawElements(s,m,o,d*l),t.update(m,s,1)}function u(d,m,_){if(_===0)return;let g,p;if(i)g=r,p="drawElementsInstanced";else if(g=e.get("ANGLE_instanced_arrays"),p="drawElementsInstancedANGLE",g===null){console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");return}g[p](s,m,o,d*l,_),t.update(m,s,_)}function f(d,m,_){if(_===0)return;const g=e.get("WEBGL_multi_draw");if(g===null)for(let p=0;p<_;p++)this.render(d[p]/l,m[p]);else{g.multiDrawElementsWEBGL(s,m,0,o,d,0,_);let p=0;for(let x=0;x<_;x++)p+=m[x];t.update(p,s,1)}}this.setMode=a,this.setIndex=c,this.render=h,this.renderInstances=u,this.renderMultiDraw=f}function Uv(r){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function n(s,a,o){switch(t.calls++,a){case r.TRIANGLES:t.triangles+=o*(s/3);break;case r.LINES:t.lines+=o*(s/2);break;case r.LINE_STRIP:t.lines+=o*(s-1);break;case r.LINE_LOOP:t.lines+=o*s;break;case r.POINTS:t.points+=o*s;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",a);break}}function i(){t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:i,update:n}}function Nv(r,e){return r[0]-e[0]}function Ov(r,e){return Math.abs(e[1])-Math.abs(r[1])}function Fv(r,e,t){const n={},i=new Float32Array(8),s=new WeakMap,a=new rt,o=[];for(let c=0;c<8;c++)o[c]=[c,0];function l(c,h,u){const f=c.morphTargetInfluences;if(e.isWebGL2===!0){const d=h.morphAttributes.position||h.morphAttributes.normal||h.morphAttributes.color,m=d!==void 0?d.length:0;let _=s.get(h);if(_===void 0||_.count!==m){let D=function(){z.dispose(),s.delete(h),h.removeEventListener("dispose",D)};_!==void 0&&_.texture.dispose();const x=h.morphAttributes.position!==void 0,v=h.morphAttributes.normal!==void 0,y=h.morphAttributes.color!==void 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p=h.morphTargetsRelative?1:1-g;u.getUniforms().setValue(r,"morphTargetBaseInfluence",p),u.getUniforms().setValue(r,"morphTargetInfluences",f),u.getUniforms().setValue(r,"morphTargetsTexture",_.texture,t),u.getUniforms().setValue(r,"morphTargetsTextureSize",_.size)}else{const d=f===void 0?0:f.length;let m=n[h.id];if(m===void 0||m.length!==d){m=[];for(let v=0;v<d;v++)m[v]=[v,0];n[h.id]=m}for(let v=0;v<d;v++){const y=m[v];y[0]=v,y[1]=f[v]}m.sort(Ov);for(let v=0;v<8;v++)v<d&&m[v][1]?(o[v][0]=m[v][0],o[v][1]=m[v][1]):(o[v][0]=Number.MAX_SAFE_INTEGER,o[v][1]=0);o.sort(Nv);const _=h.morphAttributes.position,g=h.morphAttributes.normal;let p=0;for(let v=0;v<8;v++){const 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f=l.skeleton;i.get(f)!==c&&(f.update(),i.set(f,c))}return u}function a(){i=new WeakMap}function o(l){const c=l.target;c.removeEventListener("dispose",o),t.remove(c.instanceMatrix),c.instanceColor!==null&&t.remove(c.instanceColor)}return{update:s,dispose:a}}class jc extends Et{constructor(e,t,n,i,s,a,o,l,c,h){if(h=h!==void 0?h:wi,h!==wi&&h!==cs)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");n===void 0&&h===wi&&(n=ni),n===void 0&&h===cs&&(n=Ti),super(null,i,s,a,o,l,h,n,c),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=o!==void 0?o:bt,this.minFilter=l!==void 0?l:bt,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}const Gd=new Et,Wd=new jc(1,1);Wd.compareFunction=Wc;const Xd=new So,qd=new Yc,Yd=new 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c(u,f){t.length>1&&t.sort(u||ey),n.length>1&&n.sort(f||uu),i.length>1&&i.sort(f||uu)}function h(){for(let u=e,f=r.length;u<f;u++){const d=r[u];if(d.id===null)break;d.id=null,d.object=null,d.geometry=null,d.material=null,d.group=null}}return{opaque:t,transmissive:n,transparent:i,init:s,push:o,unshift:l,finish:h,sort:c}}function ty(){let r=new WeakMap;function e(n,i){const s=r.get(n);let a;return s===void 0?(a=new fu,r.set(n,[a])):i>=s.length?(a=new fu,s.push(a)):a=s[i],a}function t(){r=new WeakMap}return{get:e,dispose:t}}function ny(){const r={};return{get:function(e){if(r[e.id]!==void 0)return r[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new C,color:new ye};break;case"SpotLight":t={position:new C,direction:new C,color:new ye,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new C,color:new ye,distance:0,decay:0};break;case"HemisphereLight":t={direction:new C,skyColor:new ye,groundColor:new ye};break;case"RectAreaLight":t={color:new 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ny,n=iy(),i={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++)i.probe.push(new C);const s=new C,a=new Ve,o=new Ve;function l(h,u){let f=0,d=0,m=0;for(let z=0;z<9;z++)i.probe[z].set(0,0,0);let _=0,g=0,p=0,x=0,v=0,y=0,E=0,b=0,S=0,L=0,M=0;h.sort(ry);const A=u===!0?Math.PI:1;for(let z=0,K=h.length;z<K;z++){const D=h[z],F=D.color,J=D.intensity,X=D.distance,re=D.shadow&&D.shadow.map?D.shadow.map.texture:null;if(D.isAmbientLight)f+=F.r*J*A,d+=F.g*J*A,m+=F.b*J*A;else if(D.isLightProbe){for(let j=0;j<9;j++)i.probe[j].addScaledVector(D.sh.coefficients[j],J);M++}else if(D.isDirectionalLight){const j=t.get(D);if(j.color.copy(D.color).multiplyScalar(D.intensity*A),D.castShadow){const te=D.shadow,ie=n.get(D);ie.shadowBias=te.bias,ie.shadowNormalBias=te.normalBias,ie.shadowRadius=te.radius,ie.shadowMapSize=te.mapSize,i.directionalShadow[_]=ie,i.directionalShadowMap[_]=re,i.directionalShadowMatrix[_]=D.shadow.matrix,y++}i.directional[_]=j,_++}else if(D.isSpotLight){const j=t.get(D);j.position.setFromMatrixPosition(D.matrixWorld),j.color.copy(F).multiplyScalar(J*A),j.distance=X,j.coneCos=Math.cos(D.angle),j.penumbraCos=Math.cos(D.angle*(1-D.penumbra)),j.decay=D.decay,i.spot[p]=j;const te=D.shadow;if(D.map&&(i.spotLightMap[S]=D.map,S++,te.updateMatrices(D),D.castShadow&&L++),i.spotLightMatrix[p]=te.matrix,D.castShadow){const ie=n.get(D);ie.shadowBias=te.bias,ie.shadowNormalBias=te.normalBias,ie.shadowRadius=te.radius,ie.shadowMapSize=te.mapSize,i.spotShadow[p]=ie,i.spotShadowMap[p]=re,b++}p++}else if(D.isRectAreaLight){const j=t.get(D);j.color.copy(F).multiplyScalar(J),j.halfWidth.set(D.width*.5,0,0),j.halfHeight.set(0,D.height*.5,0),i.rectArea[x]=j,x++}else if(D.isPointLight){const j=t.get(D);if(j.color.copy(D.color).multiplyScalar(D.intensity*A),j.distance=D.distance,j.decay=D.decay,D.castShadow){const te=D.shadow,ie=n.get(D);ie.shadowBias=te.bias,ie.shadowNormalBias=te.normalBias,ie.shadowRadius=te.radius,ie.shadowMapSize=te.mapSize,ie.shadowCameraNear=te.camera.near,ie.shadowCameraFar=te.camera.far,i.pointShadow[g]=ie,i.pointShadowMap[g]=re,i.pointShadowMatrix[g]=D.shadow.matrix,E++}i.point[g]=j,g++}else if(D.isHemisphereLight){const j=t.get(D);j.skyColor.copy(D.color).multiplyScalar(J*A),j.groundColor.copy(D.groundColor).multiplyScalar(J*A),i.hemi[v]=j,v++}}x>0&&(e.isWebGL2||r.has("OES_texture_float_linear")===!0?(i.rectAreaLTC1=de.LTC_FLOAT_1,i.rectAreaLTC2=de.LTC_FLOAT_2):r.has("OES_texture_half_float_linear")===!0?(i.rectAreaLTC1=de.LTC_HALF_1,i.rectAreaLTC2=de.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),i.ambient[0]=f,i.ambient[1]=d,i.ambient[2]=m;const U=i.hash;(U.directionalLength!==_||U.pointLength!==g||U.spotLength!==p||U.rectAreaLength!==x||U.hemiLength!==v||U.numDirectionalShadows!==y||U.numPointShadows!==E||U.numSpotShadows!==b||U.numSpotMaps!==S||U.numLightProbes!==M)&&(i.directional.length=_,i.spot.length=p,i.rectArea.length=x,i.point.length=g,i.hemi.length=v,i.directionalShadow.length=y,i.directionalShadowMap.length=y,i.pointShadow.length=E,i.pointShadowMap.length=E,i.spotShadow.length=b,i.spotShadowMap.length=b,i.directionalShadowMatrix.length=y,i.pointShadowMatrix.length=E,i.spotLightMatrix.length=b+S-L,i.spotLightMap.length=S,i.numSpotLightShadowsWithMaps=L,i.numLightProbes=M,U.directionalLength=_,U.pointLength=g,U.spotLength=p,U.rectAreaLength=x,U.hemiLength=v,U.numDirectionalShadows=y,U.numPointShadows=E,U.numSpotShadows=b,U.numSpotMaps=S,U.numLightProbes=M,i.version=sy++)}function c(h,u){let f=0,d=0,m=0,_=0,g=0;const p=u.matrixWorldInverse;for(let x=0,v=h.length;x<v;x++){const y=h[x];if(y.isDirectionalLight){const E=i.directional[f];E.direction.setFromMatrixPosition(y.matrixWorld),s.setFromMatrixPosition(y.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(p),f++}else if(y.isSpotLight){const E=i.spot[m];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),E.direction.setFromMatrixPosition(y.matrixWorld),s.setFromMatrixPosition(y.target.matrixWorld),E.direction.sub(s),E.direction.transformDirection(p),m++}else if(y.isRectAreaLight){const E=i.rectArea[_];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),o.identity(),a.copy(y.matrixWorld),a.premultiply(p),o.extractRotation(a),E.halfWidth.set(y.width*.5,0,0),E.halfHeight.set(0,y.height*.5,0),E.halfWidth.applyMatrix4(o),E.halfHeight.applyMatrix4(o),_++}else if(y.isPointLight){const E=i.point[d];E.position.setFromMatrixPosition(y.matrixWorld),E.position.applyMatrix4(p),d++}else if(y.isHemisphereLight){const E=i.hemi[g];E.direction.setFromMatrixPosition(y.matrixWorld),E.direction.transformDirection(p),g++}}}return{setup:l,setupView:c,state:i}}function du(r,e){const t=new ay(r,e),n=[],i=[];function s(){n.length=0,i.length=0}function a(u){n.push(u)}function o(u){i.push(u)}function l(u){t.setup(n,u)}function c(u){t.setupView(n,u)}return{init:s,state:{lightsArray:n,shadowsArray:i,lights:t},setupLights:l,setupLightsView:c,pushLight:a,pushShadow:o}}function oy(r,e){let t=new WeakMap;function n(s,a=0){const o=t.get(s);let l;return o===void 0?(l=new du(r,e),t.set(s,[l])):a>=o.length?(l=new du(r,e),o.push(l)):l=o[a],l}function i(){t=new WeakMap}return{get:n,dispose:i}}class Qc extends Xt{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Sd,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class $c extends Xt{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}const ly=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,cy=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function hy(r,e,t){let n=new Yr;const i=new q,s=new q,a=new rt,o=new Qc({depthPacking:Ed}),l=new $c,c={},h=t.maxTextureSize,u={[fi]:Jt,[Jt]:fi,[Bn]:Bn},f=new Pn({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new q},radius:{value:4}},vertexShader:ly,fragmentShader:cy}),d=f.clone();d.defines.HORIZONTAL_PASS=1;const m=new Ye;m.setAttribute("position",new et(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const _=new At(m,f),g=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=Dc;let p=this.type;this.render=function(E,b,S){if(g.enabled===!1||g.autoUpdate===!1&&g.needsUpdate===!1||E.length===0)return;const L=r.getRenderTarget(),M=r.getActiveCubeFace(),A=r.getActiveMipmapLevel(),U=r.state;U.setBlending(li),U.buffers.color.setClear(1,1,1,1),U.buffers.depth.setTest(!0),U.setScissorTest(!1);const z=p!==Un&&this.type===Un,K=p===Un&&this.type!==Un;for(let D=0,F=E.length;D<F;D++){const J=E[D],X=J.shadow;if(X===void 0){console.warn("THREE.WebGLShadowMap:",J,"has no shadow.");continue}if(X.autoUpdate===!1&&X.needsUpdate===!1)continue;i.copy(X.mapSize);const re=X.getFrameExtents();if(i.multiply(re),s.copy(X.mapSize),(i.x>h||i.y>h)&&(i.x>h&&(s.x=Math.floor(h/re.x),i.x=s.x*re.x,X.mapSize.x=s.x),i.y>h&&(s.y=Math.floor(h/re.y),i.y=s.y*re.y,X.mapSize.y=s.y)),X.map===null||z===!0||K===!0){const te=this.type!==Un?{minFilter:bt,magFilter:bt}:{};X.map!==null&&X.map.dispose(),X.map=new Rn(i.x,i.y,te),X.map.texture.name=J.name+".shadowMap",X.camera.updateProjectionMatrix()}r.setRenderTarget(X.map),r.clear();const j=X.getViewportCount();for(let te=0;te<j;te++){const ie=X.getViewport(te);a.set(s.x*ie.x,s.y*ie.y,s.x*ie.z,s.y*ie.w),U.viewport(a),X.updateMatrices(J,te),n=X.getFrustum(),y(b,S,X.camera,J,this.type)}X.isPointLightShadow!==!0&&this.type===Un&&x(X,S),X.needsUpdate=!1}p=this.type,g.needsUpdate=!1,r.setRenderTarget(L,M,A)};function x(E,b){const S=e.update(_);f.defines.VSM_SAMPLES!==E.blurSamples&&(f.defines.VSM_SAMPLES=E.blurSamples,d.defines.VSM_SAMPLES=E.blurSamples,f.needsUpdate=!0,d.needsUpdate=!0),E.mapPass===null&&(E.mapPass=new Rn(i.x,i.y)),f.uniforms.shadow_pass.value=E.map.texture,f.uniforms.resolution.value=E.mapSize,f.uniforms.radius.value=E.radius,r.setRenderTarget(E.mapPass),r.clear(),r.renderBufferDirect(b,null,S,f,_,null),d.uniforms.shadow_pass.value=E.mapPass.texture,d.uniforms.resolution.value=E.mapSize,d.uniforms.radius.value=E.radius,r.setRenderTarget(E.map),r.clear(),r.renderBufferDirect(b,null,S,d,_,null)}function v(E,b,S,L){let M=null;const A=S.isPointLight===!0?E.customDistanceMaterial:E.customDepthMaterial;if(A!==void 0)M=A;else if(M=S.isPointLight===!0?l:o,r.localClippingEnabled&&b.clipShadows===!0&&Array.isArray(b.clippingPlanes)&&b.clippingPlanes.length!==0||b.displacementMap&&b.displacementScale!==0||b.alphaMap&&b.alphaTest>0||b.map&&b.alphaTest>0){const U=M.uuid,z=b.uuid;let K=c[U];K===void 0&&(K={},c[U]=K);let D=K[z];D===void 0&&(D=M.clone(),K[z]=D),M=D}if(M.visible=b.visible,M.wireframe=b.wireframe,L===Un?M.side=b.shadowSide!==null?b.shadowSide:b.side:M.side=b.shadowSide!==null?b.shadowSide:u[b.side],M.alphaMap=b.alphaMap,M.alphaTest=b.alphaTest,M.map=b.map,M.clipShadows=b.clipShadows,M.clippingPlanes=b.clippingPlanes,M.clipIntersection=b.clipIntersection,M.displacementMap=b.displacementMap,M.displacementScale=b.displacementScale,M.displacementBias=b.displacementBias,M.wireframeLinewidth=b.wireframeLinewidth,M.linewidth=b.linewidth,S.isPointLight===!0&&M.isMeshDistanceMaterial===!0){const U=r.properties.get(M);U.light=S}return M}function y(E,b,S,L,M){if(E.visible===!1)return;if(E.layers.test(b.layers)&&(E.isMesh||E.isLine||E.isPoints)&&(E.castShadow||E.receiveShadow&&M===Un)&&(!E.frustumCulled||n.intersectsObject(E))){E.modelViewMatrix.multiplyMatrices(S.matrixWorldInverse,E.matrixWorld);const z=e.update(E),K=E.material;if(Array.isArray(K)){const D=z.groups;for(let F=0,J=D.length;F<J;F++){const X=D[F],re=K[X.materialIndex];if(re&&re.visible){const j=v(E,re,L,M);E.onBeforeShadow(r,E,b,S,z,j,X),r.renderBufferDirect(S,null,z,j,E,X),E.onAfterShadow(r,E,b,S,z,j,X)}}}else if(K.visible){const D=v(E,K,L,M);E.onBeforeShadow(r,E,b,S,z,D,null),r.renderBufferDirect(S,null,z,D,E,null),E.onAfterShadow(r,E,b,S,z,D,null)}}const U=E.children;for(let z=0,K=U.length;z<K;z++)y(U[z],b,S,L,M)}}function uy(r,e,t){const n=t.isWebGL2;function i(){let O=!1;const me=new rt;let se=null;const Z=new rt(0,0,0,0);return{setMask:function(ue){se!==ue&&!O&&(r.colorMask(ue,ue,ue,ue),se=ue)},setLocked:function(ue){O=ue},setClear:function(ue,Ue,Qe,It,qt){qt===!0&&(ue*=It,Ue*=It,Qe*=It),me.set(ue,Ue,Qe,It),Z.equals(me)===!1&&(r.clearColor(ue,Ue,Qe,It),Z.copy(me))},reset:function(){O=!1,se=null,Z.set(-1,0,0,0)}}}function s(){let O=!1,me=null,se=null,Z=null;return{setTest:function(ue){ue?Oe(r.DEPTH_TEST):Ae(r.DEPTH_TEST)},setMask:function(ue){me!==ue&&!O&&(r.depthMask(ue),me=ue)},setFunc:function(ue){if(se!==ue){switch(ue){case Qf:r.depthFunc(r.NEVER);break;case $f:r.depthFunc(r.ALWAYS);break;case ed:r.depthFunc(r.LESS);break;case Mr:r.depthFunc(r.LEQUAL);break;case td:r.depthFunc(r.EQUAL);break;case nd:r.depthFunc(r.GEQUAL);break;case id:r.depthFunc(r.GREATER);break;case sd:r.depthFunc(r.NOTEQUAL);break;default:r.depthFunc(r.LEQUAL)}se=ue}},setLocked:function(ue){O=ue},setClear:function(ue){Z!==ue&&(r.clearDepth(ue),Z=ue)},reset:function(){O=!1,me=null,se=null,Z=null}}}function a(){let 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ee=v(T.image,ce,!1,h);ee=st(T,ee);const ke=y(ee)||o,Re=s.convert(T.format,T.colorSpace);let De=s.convert(T.type),be=L(T.internalFormat,Re,De,T.colorSpace,T.isVideoTexture);Me(ae,T,ke);let Ee;const Ze=T.mipmaps,O=o&&T.isVideoTexture!==!0&&be!==Hc,me=fe.__version===void 0||ne===!0,se=M(T,ee,ke);if(T.isDepthTexture)be=r.DEPTH_COMPONENT,o?T.type===An?be=r.DEPTH_COMPONENT32F:T.type===ni?be=r.DEPTH_COMPONENT24:T.type===Ti?be=r.DEPTH24_STENCIL8:be=r.DEPTH_COMPONENT16:T.type===An&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),T.format===wi&&be===r.DEPTH_COMPONENT&&T.type!==yo&&T.type!==ni&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),T.type=ni,De=s.convert(T.type)),T.format===cs&&be===r.DEPTH_COMPONENT&&(be=r.DEPTH_STENCIL,T.type!==Ti&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat 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Z=0,ue=Ze.length;Z<ue;Z++)Ee=Ze[Z],T.format!==nn?Re!==null?O?t.compressedTexSubImage3D(r.TEXTURE_2D_ARRAY,Z,0,0,0,Ee.width,Ee.height,ee.depth,Re,Ee.data,0,0):t.compressedTexImage3D(r.TEXTURE_2D_ARRAY,Z,be,Ee.width,Ee.height,ee.depth,0,Ee.data,0,0):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):O?t.texSubImage3D(r.TEXTURE_2D_ARRAY,Z,0,0,0,Ee.width,Ee.height,ee.depth,Re,De,Ee.data):t.texImage3D(r.TEXTURE_2D_ARRAY,Z,be,Ee.width,Ee.height,ee.depth,0,Re,De,Ee.data)}else{O&&me&&t.texStorage2D(r.TEXTURE_2D,se,be,Ze[0].width,Ze[0].height);for(let Z=0,ue=Ze.length;Z<ue;Z++)Ee=Ze[Z],T.format!==nn?Re!==null?O?t.compressedTexSubImage2D(r.TEXTURE_2D,Z,0,0,Ee.width,Ee.height,Re,Ee.data):t.compressedTexImage2D(r.TEXTURE_2D,Z,be,Ee.width,Ee.height,0,Ee.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in 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if(Ze.length>0&&ke){O&&me&&t.texStorage2D(r.TEXTURE_2D,se,be,Ze[0].width,Ze[0].height);for(let Z=0,ue=Ze.length;Z<ue;Z++)Ee=Ze[Z],O?t.texSubImage2D(r.TEXTURE_2D,Z,0,0,Re,De,Ee):t.texImage2D(r.TEXTURE_2D,Z,be,Re,De,Ee);T.generateMipmaps=!1}else O?(me&&t.texStorage2D(r.TEXTURE_2D,se,be,ee.width,ee.height),t.texSubImage2D(r.TEXTURE_2D,0,0,0,Re,De,ee)):t.texImage2D(r.TEXTURE_2D,0,be,Re,De,ee);b(T,ke)&&S(ae),fe.__version=N.version,T.onUpdate&&T.onUpdate(T)}R.__version=T.version}function Ae(R,T,k){if(T.image.length!==6)return;const ae=ze(R,T),ne=T.source;t.bindTexture(r.TEXTURE_CUBE_MAP,R.__webglTexture,r.TEXTURE0+k);const N=n.get(ne);if(ne.version!==N.__version||ae===!0){t.activeTexture(r.TEXTURE0+k);const fe=it.getPrimaries(it.workingColorSpace),le=T.colorSpace===hn?null:it.getPrimaries(T.colorSpace),ge=T.colorSpace===hn||fe===le?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,T.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,T.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,T.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,ge);const I=T.isCompressedTexture||T.image[0].isCompressedTexture,ce=T.image[0]&&T.image[0].isDataTexture,ee=[];for(let Z=0;Z<6;Z++)!I&&!ce?ee[Z]=v(T.image[Z],!1,!0,c):ee[Z]=ce?T.image[Z].image:T.image[Z],ee[Z]=st(T,ee[Z]);const ke=ee[0],Re=y(ke)||o,De=s.convert(T.format,T.colorSpace),be=s.convert(T.type),Ee=L(T.internalFormat,De,be,T.colorSpace),Ze=o&&T.isVideoTexture!==!0,O=N.__version===void 0||ae===!0;let me=M(T,ke,Re);Me(r.TEXTURE_CUBE_MAP,T,Re);let se;if(I){Ze&&O&&t.texStorage2D(r.TEXTURE_CUBE_MAP,me,Ee,ke.width,ke.height);for(let Z=0;Z<6;Z++){se=ee[Z].mipmaps;for(let ue=0;ue<se.length;ue++){const Ue=se[ue];T.format!==nn?De!==null?Ze?t.compressedTexSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue,0,0,Ue.width,Ue.height,De,Ue.data):t.compressedTexImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue,Ee,Ue.width,Ue.height,0,Ue.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):Ze?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue,0,0,Ue.width,Ue.height,De,be,Ue.data):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue,Ee,Ue.width,Ue.height,0,De,be,Ue.data)}}}else{se=T.mipmaps,Ze&&O&&(se.length>0&&me++,t.texStorage2D(r.TEXTURE_CUBE_MAP,me,Ee,ee[0].width,ee[0].height));for(let Z=0;Z<6;Z++)if(ce){Ze?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,0,0,0,ee[Z].width,ee[Z].height,De,be,ee[Z].data):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,0,Ee,ee[Z].width,ee[Z].height,0,De,be,ee[Z].data);for(let ue=0;ue<se.length;ue++){const Qe=se[ue].image[Z].image;Ze?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue+1,0,0,Qe.width,Qe.height,De,be,Qe.data):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue+1,Ee,Qe.width,Qe.height,0,De,be,Qe.data)}}else{Ze?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,0,0,0,De,be,ee[Z]):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,0,Ee,De,be,ee[Z]);for(let ue=0;ue<se.length;ue++){const Ue=se[ue];Ze?t.texSubImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue+1,0,0,De,be,Ue.image[Z]):t.texImage2D(r.TEXTURE_CUBE_MAP_POSITIVE_X+Z,ue+1,Ee,De,be,Ue.image[Z])}}}b(T,Re)&&S(r.TEXTURE_CUBE_MAP),N.__version=ne.version,T.onUpdate&&T.onUpdate(T)}R.__version=T.version}function Ie(R,T,k,ae,ne,N){const fe=s.convert(k.format,k.colorSpace),le=s.convert(k.type),ge=L(k.internalFormat,fe,le,k.colorSpace);if(!n.get(T).__hasExternalTextures){const ce=Math.max(1,T.width>>N),ee=Math.max(1,T.height>>N);ne===r.TEXTURE_3D||ne===r.TEXTURE_2D_ARRAY?t.texImage3D(ne,N,ge,ce,ee,T.depth,0,fe,le,null):t.texImage2D(ne,N,ge,ce,ee,0,fe,le,null)}t.bindFramebuffer(r.FRAMEBUFFER,R),Ne(T)?f.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,ae,ne,n.get(k).__webglTexture,0,xe(T)):(ne===r.TEXTURE_2D||ne>=r.TEXTURE_CUBE_MAP_POSITIVE_X&&ne<=r.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&r.framebufferTexture2D(r.FRAMEBUFFER,ae,ne,n.get(k).__webglTexture,N),t.bindFramebuffer(r.FRAMEBUFFER,null)}function P(R,T,k){if(r.bindRenderbuffer(r.RENDERBUFFER,R),T.depthBuffer&&!T.stencilBuffer){let ae=o===!0?r.DEPTH_COMPONENT24:r.DEPTH_COMPONENT16;if(k||Ne(T)){const ne=T.depthTexture;ne&&ne.isDepthTexture&&(ne.type===An?ae=r.DEPTH_COMPONENT32F:ne.type===ni&&(ae=r.DEPTH_COMPONENT24));const N=xe(T);Ne(T)?f.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,N,ae,T.width,T.height):r.renderbufferStorageMultisample(r.RENDERBUFFER,N,ae,T.width,T.height)}else r.renderbufferStorage(r.RENDERBUFFER,ae,T.width,T.height);r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,R)}else if(T.depthBuffer&&T.stencilBuffer){const ae=xe(T);k&&Ne(T)===!1?r.renderbufferStorageMultisample(r.RENDERBUFFER,ae,r.DEPTH24_STENCIL8,T.width,T.height):Ne(T)?f.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,ae,r.DEPTH24_STENCIL8,T.width,T.height):r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_STENCIL,T.width,T.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.RENDERBUFFER,R)}else{const ae=T.isWebGLMultipleRenderTargets===!0?T.texture:[T.texture];for(let ne=0;ne<ae.length;ne++){const N=ae[ne],fe=s.convert(N.format,N.colorSpace),le=s.convert(N.type),ge=L(N.internalFormat,fe,le,N.colorSpace),I=xe(T);k&&Ne(T)===!1?r.renderbufferStorageMultisample(r.RENDERBUFFER,I,ge,T.width,T.height):Ne(T)?f.renderbufferStorageMultisampleEXT(r.RENDERBUFFER,I,ge,T.width,T.height):r.renderbufferStorage(r.RENDERBUFFER,ge,T.width,T.height)}}r.bindRenderbuffer(r.RENDERBUFFER,null)}function he(R,T){if(T&&T.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(r.FRAMEBUFFER,R),!(T.depthTexture&&T.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");(!n.get(T.depthTexture).__webglTexture||T.depthTexture.image.width!==T.width||T.depthTexture.image.height!==T.height)&&(T.depthTexture.image.width=T.width,T.depthTexture.image.height=T.height,T.depthTexture.needsUpdate=!0),te(T.depthTexture,0);const ae=n.get(T.depthTexture).__webglTexture,ne=xe(T);if(T.depthTexture.format===wi)Ne(T)?f.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,ae,0,ne):r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,ae,0);else if(T.depthTexture.format===cs)Ne(T)?f.framebufferTexture2DMultisampleEXT(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.TEXTURE_2D,ae,0,ne):r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.TEXTURE_2D,ae,0);else throw new Error("Unknown depthTexture format")}function Y(R){const T=n.get(R),k=R.isWebGLCubeRenderTarget===!0;if(R.depthTexture&&!T.__autoAllocateDepthBuffer){if(k)throw new Error("target.depthTexture not supported in Cube render targets");he(T.__webglFramebuffer,R)}else if(k){T.__webglDepthbuffer=[];for(let ae=0;ae<6;ae++)t.bindFramebuffer(r.FRAMEBUFFER,T.__webglFramebuffer[ae]),T.__webglDepthbuffer[ae]=r.createRenderbuffer(),P(T.__webglDepthbuffer[ae],R,!1)}else t.bindFramebuffer(r.FRAMEBUFFER,T.__webglFramebuffer),T.__webglDepthbuffer=r.createRenderbuffer(),P(T.__webglDepthbuffer,R,!1);t.bindFramebuffer(r.FRAMEBUFFER,null)}function oe(R,T,k){const ae=n.get(R);T!==void 0&&Ie(ae.__webglFramebuffer,R,R.texture,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,0),k!==void 0&&Y(R)}function $(R){const T=R.texture,k=n.get(R),ae=n.get(T);R.addEventListener("dispose",z),R.isWebGLMultipleRenderTargets!==!0&&(ae.__webglTexture===void 0&&(ae.__webglTexture=r.createTexture()),ae.__version=T.version,a.memory.textures++);const ne=R.isWebGLCubeRenderTarget===!0,N=R.isWebGLMultipleRenderTargets===!0,fe=y(R)||o;if(ne){k.__webglFramebuffer=[];for(let le=0;le<6;le++)if(o&&T.mipmaps&&T.mipmaps.length>0){k.__webglFramebuffer[le]=[];for(let ge=0;ge<T.mipmaps.length;ge++)k.__webglFramebuffer[le][ge]=r.createFramebuffer()}else k.__webglFramebuffer[le]=r.createFramebuffer()}else{if(o&&T.mipmaps&&T.mipmaps.length>0){k.__webglFramebuffer=[];for(let le=0;le<T.mipmaps.length;le++)k.__webglFramebuffer[le]=r.createFramebuffer()}else k.__webglFramebuffer=r.createFramebuffer();if(N)if(i.drawBuffers){const le=R.texture;for(let ge=0,I=le.length;ge<I;ge++){const ce=n.get(le[ge]);ce.__webglTexture===void 0&&(ce.__webglTexture=r.createTexture(),a.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");if(o&&R.samples>0&&Ne(R)===!1){const le=N?T:[T];k.__webglMultisampledFramebuffer=r.createFramebuffer(),k.__webglColorRenderbuffer=[],t.bindFramebuffer(r.FRAMEBUFFER,k.__webglMultisampledFramebuffer);for(let ge=0;ge<le.length;ge++){const I=le[ge];k.__webglColorRenderbuffer[ge]=r.createRenderbuffer(),r.bindRenderbuffer(r.RENDERBUFFER,k.__webglColorRenderbuffer[ge]);const ce=s.convert(I.format,I.colorSpace),ee=s.convert(I.type),ke=L(I.internalFormat,ce,ee,I.colorSpace,R.isXRRenderTarget===!0),Re=xe(R);r.renderbufferStorageMultisample(r.RENDERBUFFER,Re,ke,R.width,R.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+ge,r.RENDERBUFFER,k.__webglColorRenderbuffer[ge])}r.bindRenderbuffer(r.RENDERBUFFER,null),R.depthBuffer&&(k.__webglDepthRenderbuffer=r.createRenderbuffer(),P(k.__webglDepthRenderbuffer,R,!0)),t.bindFramebuffer(r.FRAMEBUFFER,null)}}if(ne){t.bindTexture(r.TEXTURE_CUBE_MAP,ae.__webglTexture),Me(r.TEXTURE_CUBE_MAP,T,fe);for(let le=0;le<6;le++)if(o&&T.mipmaps&&T.mipmaps.length>0)for(let ge=0;ge<T.mipmaps.length;ge++)Ie(k.__webglFramebuffer[le][ge],R,T,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+le,ge);else Ie(k.__webglFramebuffer[le],R,T,r.COLOR_ATTACHMENT0,r.TEXTURE_CUBE_MAP_POSITIVE_X+le,0);b(T,fe)&&S(r.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(N){const le=R.texture;for(let ge=0,I=le.length;ge<I;ge++){const ce=le[ge],ee=n.get(ce);t.bindTexture(r.TEXTURE_2D,ee.__webglTexture),Me(r.TEXTURE_2D,ce,fe),Ie(k.__webglFramebuffer,R,ce,r.COLOR_ATTACHMENT0+ge,r.TEXTURE_2D,0),b(ce,fe)&&S(r.TEXTURE_2D)}t.unbindTexture()}else{let le=r.TEXTURE_2D;if((R.isWebGL3DRenderTarget||R.isWebGLArrayRenderTarget)&&(o?le=R.isWebGL3DRenderTarget?r.TEXTURE_3D:r.TEXTURE_2D_ARRAY:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),t.bindTexture(le,ae.__webglTexture),Me(le,T,fe),o&&T.mipmaps&&T.mipmaps.length>0)for(let ge=0;ge<T.mipmaps.length;ge++)Ie(k.__webglFramebuffer[ge],R,T,r.COLOR_ATTACHMENT0,le,ge);else Ie(k.__webglFramebuffer,R,T,r.COLOR_ATTACHMENT0,le,0);b(T,fe)&&S(le),t.unbindTexture()}R.depthBuffer&&Y(R)}function Ce(R){const T=y(R)||o,k=R.isWebGLMultipleRenderTargets===!0?R.texture:[R.texture];for(let ae=0,ne=k.length;ae<ne;ae++){const N=k[ae];if(b(N,T)){const fe=R.isWebGLCubeRenderTarget?r.TEXTURE_CUBE_MAP:r.TEXTURE_2D,le=n.get(N).__webglTexture;t.bindTexture(fe,le),S(fe),t.unbindTexture()}}}function ve(R){if(o&&R.samples>0&&Ne(R)===!1){const T=R.isWebGLMultipleRenderTargets?R.texture:[R.texture],k=R.width,ae=R.height;let ne=r.COLOR_BUFFER_BIT;const N=[],fe=R.stencilBuffer?r.DEPTH_STENCIL_ATTACHMENT:r.DEPTH_ATTACHMENT,le=n.get(R),ge=R.isWebGLMultipleRenderTargets===!0;if(ge)for(let I=0;I<T.length;I++)t.bindFramebuffer(r.FRAMEBUFFER,le.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+I,r.RENDERBUFFER,null),t.bindFramebuffer(r.FRAMEBUFFER,le.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+I,r.TEXTURE_2D,null,0);t.bindFramebuffer(r.READ_FRAMEBUFFER,le.__webglMultisampledFramebuffer),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,le.__webglFramebuffer);for(let I=0;I<T.length;I++){N.push(r.COLOR_ATTACHMENT0+I),R.depthBuffer&&N.push(fe);const ce=le.__ignoreDepthValues!==void 0?le.__ignoreDepthValues:!1;if(ce===!1&&(R.depthBuffer&&(ne|=r.DEPTH_BUFFER_BIT),R.stencilBuffer&&(ne|=r.STENCIL_BUFFER_BIT)),ge&&r.framebufferRenderbuffer(r.READ_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.RENDERBUFFER,le.__webglColorRenderbuffer[I]),ce===!0&&(r.invalidateFramebuffer(r.READ_FRAMEBUFFER,[fe]),r.invalidateFramebuffer(r.DRAW_FRAMEBUFFER,[fe])),ge){const ee=n.get(T[I]).__webglTexture;r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,ee,0)}r.blitFramebuffer(0,0,k,ae,0,0,k,ae,ne,r.NEAREST),d&&r.invalidateFramebuffer(r.READ_FRAMEBUFFER,N)}if(t.bindFramebuffer(r.READ_FRAMEBUFFER,null),t.bindFramebuffer(r.DRAW_FRAMEBUFFER,null),ge)for(let I=0;I<T.length;I++){t.bindFramebuffer(r.FRAMEBUFFER,le.__webglMultisampledFramebuffer),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0+I,r.RENDERBUFFER,le.__webglColorRenderbuffer[I]);const ce=n.get(T[I]).__webglTexture;t.bindFramebuffer(r.FRAMEBUFFER,le.__webglFramebuffer),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,r.COLOR_ATTACHMENT0+I,r.TEXTURE_2D,ce,0)}t.bindFramebuffer(r.DRAW_FRAMEBUFFER,le.__webglMultisampledFramebuffer)}}function xe(R){return Math.min(u,R.samples)}function Ne(R){const T=n.get(R);return o&&R.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&T.__useRenderToTexture!==!1}function Je(R){const T=a.render.frame;m.get(R)!==T&&(m.set(R,T),R.update())}function st(R,T){const k=R.colorSpace,ae=R.format,ne=R.type;return R.isCompressedTexture===!0||R.isVideoTexture===!0||R.format===ho||k!==Gn&&k!==hn&&(it.getTransfer(k)===lt?o===!1?e.has("EXT_sRGB")===!0&&ae===nn?(R.format=ho,R.minFilter=St,R.generateMipmaps=!1):T=qc.sRGBToLinear(T):(ae!==nn||ne!==hi)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",k)),T}this.allocateTextureUnit=re,this.resetTextureUnits=X,this.setTexture2D=te,this.setTexture2DArray=ie,this.setTexture3D=_e,this.setTextureCube=W,this.rebindTextures=oe,this.setupRenderTarget=$,this.updateRenderTargetMipmap=Ce,this.updateMultisampleRenderTarget=ve,this.setupDepthRenderbuffer=Y,this.setupFrameBufferTexture=Ie,this.useMultisampledRTT=Ne}function Zd(r,e,t){const n=t.isWebGL2;function i(s,a=hn){let o;const l=it.getTransfer(a);if(s===hi)return r.UNSIGNED_BYTE;if(s===Fc)return r.UNSIGNED_SHORT_4_4_4_4;if(s===Bc)return r.UNSIGNED_SHORT_5_5_5_1;if(s===fd)return r.BYTE;if(s===dd)return r.SHORT;if(s===yo)return r.UNSIGNED_SHORT;if(s===Oc)return r.INT;if(s===ni)return r.UNSIGNED_INT;if(s===An)return r.FLOAT;if(s===Gs)return n?r.HALF_FLOAT:(o=e.get("OES_texture_half_float"),o!==null?o.HALF_FLOAT_OES:null);if(s===pd)return r.ALPHA;if(s===nn)return r.RGBA;if(s===md)return r.LUMINANCE;if(s===gd)return r.LUMINANCE_ALPHA;if(s===wi)return r.DEPTH_COMPONENT;if(s===cs)return r.DEPTH_STENCIL;if(s===ho)return o=e.get("EXT_sRGB"),o!==null?o.SRGB_ALPHA_EXT:null;if(s===_d)return r.RED;if(s===zc)return r.RED_INTEGER;if(s===vd)return r.RG;if(s===kc)return r.RG_INTEGER;if(s===Vc)return r.RGBA_INTEGER;if(s===Ja||s===ja||s===Qa||s===$a)if(l===lt)if(o=e.get("WEBGL_compressed_texture_s3tc_srgb"),o!==null){if(s===Ja)return o.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(s===ja)return o.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(s===Qa)return o.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(s===$a)return o.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(o=e.get("WEBGL_compressed_texture_s3tc"),o!==null){if(s===Ja)return o.COMPRESSED_RGB_S3TC_DXT1_EXT;if(s===ja)return o.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(s===Qa)return o.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(s===$a)return o.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(s===Kl||s===Jl||s===jl||s===Ql)if(o=e.get("WEBGL_compressed_texture_pvrtc"),o!==null){if(s===Kl)return o.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(s===Jl)return o.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(s===jl)return o.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(s===Ql)return o.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(s===Hc)return o=e.get("WEBGL_compressed_texture_etc1"),o!==null?o.COMPRESSED_RGB_ETC1_WEBGL:null;if(s===$l||s===ec)if(o=e.get("WEBGL_compressed_texture_etc"),o!==null){if(s===$l)return l===lt?o.COMPRESSED_SRGB8_ETC2:o.COMPRESSED_RGB8_ETC2;if(s===ec)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:o.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(s===tc||s===nc||s===ic||s===sc||s===rc||s===ac||s===oc||s===lc||s===cc||s===hc||s===uc||s===fc||s===dc||s===pc)if(o=e.get("WEBGL_compressed_texture_astc"),o!==null){if(s===tc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:o.COMPRESSED_RGBA_ASTC_4x4_KHR;if(s===nc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:o.COMPRESSED_RGBA_ASTC_5x4_KHR;if(s===ic)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:o.COMPRESSED_RGBA_ASTC_5x5_KHR;if(s===sc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:o.COMPRESSED_RGBA_ASTC_6x5_KHR;if(s===rc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:o.COMPRESSED_RGBA_ASTC_6x6_KHR;if(s===ac)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:o.COMPRESSED_RGBA_ASTC_8x5_KHR;if(s===oc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:o.COMPRESSED_RGBA_ASTC_8x6_KHR;if(s===lc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:o.COMPRESSED_RGBA_ASTC_8x8_KHR;if(s===cc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:o.COMPRESSED_RGBA_ASTC_10x5_KHR;if(s===hc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:o.COMPRESSED_RGBA_ASTC_10x6_KHR;if(s===uc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:o.COMPRESSED_RGBA_ASTC_10x8_KHR;if(s===fc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:o.COMPRESSED_RGBA_ASTC_10x10_KHR;if(s===dc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:o.COMPRESSED_RGBA_ASTC_12x10_KHR;if(s===pc)return l===lt?o.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:o.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(s===eo||s===mc||s===gc)if(o=e.get("EXT_texture_compression_bptc"),o!==null){if(s===eo)return l===lt?o.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:o.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(s===mc)return o.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(s===gc)return o.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(s===xd||s===_c||s===vc||s===xc)if(o=e.get("EXT_texture_compression_rgtc"),o!==null){if(s===eo)return o.COMPRESSED_RED_RGTC1_EXT;if(s===_c)return o.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(s===vc)return o.COMPRESSED_RED_GREEN_RGTC2_EXT;if(s===xc)return o.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return s===Ti?n?r.UNSIGNED_INT_24_8:(o=e.get("WEBGL_depth_texture"),o!==null?o.UNSIGNED_INT_24_8_WEBGL:null):r[s]!==void 0?r[s]:null}return{convert:i}}class Kd extends Nt{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class ts extends nt{constructor(){super(),this.isGroup=!0,this.type="Group"}}const dy={type:"move"};class bl{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new ts,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new ts,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new C,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new C),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new ts,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new C,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new C),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,s=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const _ of e.hand.values()){const g=t.getJointPose(_,n),p=this._getHandJoint(c,_);g!==null&&(p.matrix.fromArray(g.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=g.radius),p.visible=g!==null}const h=c.joints["index-finger-tip"],u=c.joints["thumb-tip"],f=h.position.distanceTo(u.position),d=.02,m=.005;c.inputState.pinching&&f>d+m?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&f<=d-m&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(l.matrix.fromArray(s.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,s.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(s.linearVelocity)):l.hasLinearVelocity=!1,s.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(s.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&s!==null&&(i=s),i!==null&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(dy)))}return o!==null&&(o.visible=i!==null),l!==null&&(l.visible=s!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new ts;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class py extends Xn{constructor(e,t){super();const n=this;let i=null,s=1,a=null,o="local-floor",l=1,c=null,h=null,u=null,f=null,d=null,m=null;const _=t.getContextAttributes();let g=null,p=null;const x=[],v=[],y=new q;let E=null;const b=new Nt;b.layers.enable(1),b.viewport=new rt;const S=new Nt;S.layers.enable(2),S.viewport=new rt;const L=[b,S],M=new Kd;M.layers.enable(1),M.layers.enable(2);let A=null,U=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(W){let Q=x[W];return Q===void 0&&(Q=new bl,x[W]=Q),Q.getTargetRaySpace()},this.getControllerGrip=function(W){let Q=x[W];return Q===void 0&&(Q=new bl,x[W]=Q),Q.getGripSpace()},this.getHand=function(W){let Q=x[W];return Q===void 0&&(Q=new bl,x[W]=Q),Q.getHandSpace()};function z(W){const Q=v.indexOf(W.inputSource);if(Q===-1)return;const pe=x[Q];pe!==void 0&&(pe.update(W.inputSource,W.frame,c||a),pe.dispatchEvent({type:W.type,data:W.inputSource}))}function K(){i.removeEventListener("select",z),i.removeEventListener("selectstart",z),i.removeEventListener("selectend",z),i.removeEventListener("squeeze",z),i.removeEventListener("squeezestart",z),i.removeEventListener("squeezeend",z),i.removeEventListener("end",K),i.removeEventListener("inputsourceschange",D);for(let W=0;W<x.length;W++){const Q=v[W];Q!==null&&(v[W]=null,x[W].disconnect(Q))}A=null,U=null,e.setRenderTarget(g),d=null,f=null,u=null,i=null,p=null,_e.stop(),n.isPresenting=!1,e.setPixelRatio(E),e.setSize(y.width,y.height,!1),n.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(W){s=W,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(W){o=W,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return c||a},this.setReferenceSpace=function(W){c=W},this.getBaseLayer=function(){return f!==null?f:d},this.getBinding=function(){return u},this.getFrame=function(){return m},this.getSession=function(){return i},this.setSession=async function(W){if(i=W,i!==null){if(g=e.getRenderTarget(),i.addEventListener("select",z),i.addEventListener("selectstart",z),i.addEventListener("selectend",z),i.addEventListener("squeeze",z),i.addEventListener("squeezestart",z),i.addEventListener("squeezeend",z),i.addEventListener("end",K),i.addEventListener("inputsourceschange",D),_.xrCompatible!==!0&&await t.makeXRCompatible(),E=e.getPixelRatio(),e.getSize(y),i.renderState.layers===void 0||e.capabilities.isWebGL2===!1){const Q={antialias:i.renderState.layers===void 0?_.antialias:!0,alpha:!0,depth:_.depth,stencil:_.stencil,framebufferScaleFactor:s};d=new XRWebGLLayer(i,t,Q),i.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),p=new Rn(d.framebufferWidth,d.framebufferHeight,{format:nn,type:hi,colorSpace:e.outputColorSpace,stencilBuffer:_.stencil})}else{let Q=null,pe=null,Te=null;_.depth&&(Te=_.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,Q=_.stencil?cs:wi,pe=_.stencil?Ti:ni);const Me={colorFormat:t.RGBA8,depthFormat:Te,scaleFactor:s};u=new XRWebGLBinding(i,t),f=u.createProjectionLayer(Me),i.updateRenderState({layers:[f]}),e.setPixelRatio(1),e.setSize(f.textureWidth,f.textureHeight,!1),p=new Rn(f.textureWidth,f.textureHeight,{format:nn,type:hi,depthTexture:new jc(f.textureWidth,f.textureHeight,pe,void 0,void 0,void 0,void 0,void 0,void 0,Q),stencilBuffer:_.stencil,colorSpace:e.outputColorSpace,samples:_.antialias?4:0});const ze=e.properties.get(p);ze.__ignoreDepthValues=f.ignoreDepthValues}p.isXRRenderTarget=!0,this.setFoveation(l),c=null,a=await i.requestReferenceSpace(o),_e.setContext(i),_e.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(i!==null)return i.environmentBlendMode};function D(W){for(let Q=0;Q<W.removed.length;Q++){const pe=W.removed[Q],Te=v.indexOf(pe);Te>=0&&(v[Te]=null,x[Te].disconnect(pe))}for(let Q=0;Q<W.added.length;Q++){const pe=W.added[Q];let Te=v.indexOf(pe);if(Te===-1){for(let ze=0;ze<x.length;ze++)if(ze>=v.length){v.push(pe),Te=ze;break}else if(v[ze]===null){v[ze]=pe,Te=ze;break}if(Te===-1)break}const Me=x[Te];Me&&Me.connect(pe)}}const F=new C,J=new C;function X(W,Q,pe){F.setFromMatrixPosition(Q.matrixWorld),J.setFromMatrixPosition(pe.matrixWorld);const Te=F.distanceTo(J),Me=Q.projectionMatrix.elements,ze=pe.projectionMatrix.elements,Oe=Me[14]/(Me[10]-1),Ae=Me[14]/(Me[10]+1),Ie=(Me[9]+1)/Me[5],P=(Me[9]-1)/Me[5],he=(Me[8]-1)/Me[0],Y=(ze[8]+1)/ze[0],oe=Oe*he,$=Oe*Y,Ce=Te/(-he+Y),ve=Ce*-he;Q.matrixWorld.decompose(W.position,W.quaternion,W.scale),W.translateX(ve),W.translateZ(Ce),W.matrixWorld.compose(W.position,W.quaternion,W.scale),W.matrixWorldInverse.copy(W.matrixWorld).invert();const xe=Oe+Ce,Ne=Ae+Ce,Je=oe-ve,st=$+(Te-ve),R=Ie*Ae/Ne*xe,T=P*Ae/Ne*xe;W.projectionMatrix.makePerspective(Je,st,R,T,xe,Ne),W.projectionMatrixInverse.copy(W.projectionMatrix).invert()}function re(W,Q){Q===null?W.matrixWorld.copy(W.matrix):W.matrixWorld.multiplyMatrices(Q.matrixWorld,W.matrix),W.matrixWorldInverse.copy(W.matrixWorld).invert()}this.updateCamera=function(W){if(i===null)return;M.near=S.near=b.near=W.near,M.far=S.far=b.far=W.far,(A!==M.near||U!==M.far)&&(i.updateRenderState({depthNear:M.near,depthFar:M.far}),A=M.near,U=M.far);const Q=W.parent,pe=M.cameras;re(M,Q);for(let Te=0;Te<pe.length;Te++)re(pe[Te],Q);pe.length===2?X(M,b,S):M.projectionMatrix.copy(b.projectionMatrix),j(W,M,Q)};function j(W,Q,pe){pe===null?W.matrix.copy(Q.matrixWorld):(W.matrix.copy(pe.matrixWorld),W.matrix.invert(),W.matrix.multiply(Q.matrixWorld)),W.matrix.decompose(W.position,W.quaternion,W.scale),W.updateMatrixWorld(!0),W.projectionMatrix.copy(Q.projectionMatrix),W.projectionMatrixInverse.copy(Q.projectionMatrixInverse),W.isPerspectiveCamera&&(W.fov=Xs*2*Math.atan(1/W.projectionMatrix.elements[5]),W.zoom=1)}this.getCamera=function(){return M},this.getFoveation=function(){if(!(f===null&&d===null))return l},this.setFoveation=function(W){l=W,f!==null&&(f.fixedFoveation=W),d!==null&&d.fixedFoveation!==void 0&&(d.fixedFoveation=W)};let te=null;function ie(W,Q){if(h=Q.getViewerPose(c||a),m=Q,h!==null){const pe=h.views;d!==null&&(e.setRenderTargetFramebuffer(p,d.framebuffer),e.setRenderTarget(p));let Te=!1;pe.length!==M.cameras.length&&(M.cameras.length=0,Te=!0);for(let Me=0;Me<pe.length;Me++){const ze=pe[Me];let Oe=null;if(d!==null)Oe=d.getViewport(ze);else{const Ie=u.getViewSubImage(f,ze);Oe=Ie.viewport,Me===0&&(e.setRenderTargetTextures(p,Ie.colorTexture,f.ignoreDepthValues?void 0:Ie.depthStencilTexture),e.setRenderTarget(p))}let Ae=L[Me];Ae===void 0&&(Ae=new Nt,Ae.layers.enable(Me),Ae.viewport=new rt,L[Me]=Ae),Ae.matrix.fromArray(ze.transform.matrix),Ae.matrix.decompose(Ae.position,Ae.quaternion,Ae.scale),Ae.projectionMatrix.fromArray(ze.projectionMatrix),Ae.projectionMatrixInverse.copy(Ae.projectionMatrix).invert(),Ae.viewport.set(Oe.x,Oe.y,Oe.width,Oe.height),Me===0&&(M.matrix.copy(Ae.matrix),M.matrix.decompose(M.position,M.quaternion,M.scale)),Te===!0&&M.cameras.push(Ae)}}for(let pe=0;pe<x.length;pe++){const Te=v[pe],Me=x[pe];Te!==null&&Me!==void 0&&Me.update(Te,Q,c||a)}te&&te(W,Q),Q.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:Q}),m=null}const _e=new 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w=Ce.autoReset,B=le.enabled,H=le.autoUpdate,G=le.needsUpdate,V=le.type;be(),Ce.autoReset=w,le.enabled=B,le.autoUpdate=H,le.needsUpdate=G,le.type=V}function me(w){console.error("THREE.WebGLRenderer: A WebGL context could not be created. 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Yn,ct=ce;if(Ge!==null&&(Yn=st.get(Ge),ct=ee,ct.setIndex(Yn)),V.isMesh)G.wireframe===!0?($.setLineWidth(G.wireframeLinewidth*Ie()),ct.setMode(P.LINES)):ct.setMode(P.TRIANGLES);else if(V.isLine){let $e=G.linewidth;$e===void 0&&($e=1),$.setLineWidth($e*Ie()),V.isLineSegments?ct.setMode(P.LINES):V.isLineLoop?ct.setMode(P.LINE_LOOP):ct.setMode(P.LINE_STRIP)}else V.isPoints?ct.setMode(P.POINTS):V.isSprite&&ct.setMode(P.TRIANGLES);if(V.isBatchedMesh)ct.renderMultiDraw(V._multiDrawStarts,V._multiDrawCounts,V._multiDrawCount);else if(V.isInstancedMesh)ct.renderInstances(xt,Dt,V.count);else if(H.isInstancedBufferGeometry){const $e=H._maxInstanceCount!==void 0?H._maxInstanceCount:1/0,Jo=Math.min(H.instanceCount,$e);ct.renderInstances(xt,Dt,Jo)}else ct.render(xt,Dt)};function Ue(w,B,H){w.transparent===!0&&w.side===Bn&&w.forceSinglePass===!1?(w.side=Jt,w.needsUpdate=!0,ta(w,B,H),w.side=fi,w.needsUpdate=!0,ta(w,B,H),w.side=Bn):ta(w,B,H)}this.compile=function(w,B,H=null){H===null&&(H=w),g=N.get(H),g.init(),x.push(g),H.traverseVisible(function(V){V.isLight&&V.layers.test(B.layers)&&(g.pushLight(V),V.castShadow&&g.pushShadow(V))}),w!==H&&w.traverseVisible(function(V){V.isLight&&V.layers.test(B.layers)&&(g.pushLight(V),V.castShadow&&g.pushShadow(V))}),g.setupLights(v._useLegacyLights);const G=new Set;return w.traverse(function(V){const Se=V.material;if(Se)if(Array.isArray(Se))for(let Le=0;Le<Se.length;Le++){const He=Se[Le];Ue(He,H,V),G.add(He)}else Ue(Se,H,V),G.add(Se)}),x.pop(),g=null,G},this.compileAsync=function(w,B,H=null){const G=this.compile(w,B,H);return new Promise(V=>{function Se(){if(G.forEach(function(Le){ve.get(Le).currentProgram.isReady()&&G.delete(Le)}),G.size===0){V(w);return}setTimeout(Se,10)}Y.get("KHR_parallel_shader_compile")!==null?Se():setTimeout(Se,10)})};let Qe=null;function It(w){Qe&&Qe(w)}function qt(){Yt.stop()}function ot(){Yt.start()}const Yt=new Hd;Yt.setAnimationLoop(It),typeof self<"u"&&Yt.setContext(self),this.setAnimationLoop=function(w){Qe=w,Ee.setAnimationLoop(w),w===null?Yt.stop():Yt.start()},Ee.addEventListener("sessionstart",qt),Ee.addEventListener("sessionend",ot),this.render=function(w,B){if(B!==void 0&&B.isCamera!==!0){console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");return}if(y===!0)return;w.matrixWorldAutoUpdate===!0&&w.updateMatrixWorld(),B.parent===null&&B.matrixWorldAutoUpdate===!0&&B.updateMatrixWorld(),Ee.enabled===!0&&Ee.isPresenting===!0&&(Ee.cameraAutoUpdate===!0&&Ee.updateCamera(B),B=Ee.getCamera()),w.isScene===!0&&w.onBeforeRender(v,w,B,S),g=N.get(w,x.length),g.init(),x.push(g),Me.multiplyMatrices(B.projectionMatrix,B.matrixWorldInverse),W.setFromProjectionMatrix(Me),pe=this.localClippingEnabled,Q=fe.init(this.clippingPlanes,pe),_=ne.get(w,p.length),_.init(),p.push(_),Dn(w,B,0,v.sortObjects),_.finish(),v.sortObjects===!0&&_.sort(re,j),this.info.render.frame++,Q===!0&&fe.beginShadows();const H=g.state.shadowsArray;if(le.render(H,w,B),Q===!0&&fe.endShadows(),this.info.autoReset===!0&&this.info.reset(),ge.render(_,w),g.setupLights(v._useLegacyLights),B.isArrayCamera){const G=B.cameras;for(let V=0,Se=G.length;V<Se;V++){const Le=G[V];Eh(_,w,Le,Le.viewport)}}else Eh(_,w,B);S!==null&&(xe.updateMultisampleRenderTarget(S),xe.updateRenderTargetMipmap(S)),w.isScene===!0&&w.onAfterRender(v,w,B),Re.resetDefaultState(),L=-1,M=null,x.pop(),x.length>0?g=x[x.length-1]:g=null,p.pop(),p.length>0?_=p[p.length-1]:_=null};function Dn(w,B,H,G){if(w.visible===!1)return;if(w.layers.test(B.layers)){if(w.isGroup)H=w.renderOrder;else if(w.isLOD)w.autoUpdate===!0&&w.update(B);else if(w.isLight)g.pushLight(w),w.castShadow&&g.pushShadow(w);else if(w.isSprite){if(!w.frustumCulled||W.intersectsSprite(w)){G&&Oe.setFromMatrixPosition(w.matrixWorld).applyMatrix4(Me);const Le=T.update(w),He=w.material;He.visible&&_.push(w,Le,He,H,Oe.z,null)}}else if((w.isMesh||w.isLine||w.isPoints)&&(!w.frustumCulled||W.intersectsObject(w))){const Le=T.update(w),He=w.material;if(G&&(w.boundingSphere!==void 0?(w.boundingSphere===null&&w.computeBoundingSphere(),Oe.copy(w.boundingSphere.center)):(Le.boundingSphere===null&&Le.computeBoundingSphere(),Oe.copy(Le.boundingSphere.center)),Oe.applyMatrix4(w.matrixWorld).applyMatrix4(Me)),Array.isArray(He)){const Ge=Le.groups;for(let je=0,We=Ge.length;je<We;je++){const Xe=Ge[je],xt=He[Xe.materialIndex];xt&&xt.visible&&_.push(w,Le,xt,H,Oe.z,Xe)}}else He.visible&&_.push(w,Le,He,H,Oe.z,null)}}const Se=w.children;for(let Le=0,He=Se.length;Le<He;Le++)Dn(Se[Le],B,H,G)}function Eh(w,B,H,G){const V=w.opaque,Se=w.transmissive,Le=w.transparent;g.setupLightsView(H),Q===!0&&fe.setGlobalState(v.clippingPlanes,H),Se.length>0&&nm(V,Se,B,H),G&&$.viewport(A.copy(G)),V.length>0&&ea(V,B,H),Se.length>0&&ea(Se,B,H),Le.length>0&&ea(Le,B,H),$.buffers.depth.setTest(!0),$.buffers.depth.setMask(!0),$.buffers.color.setMask(!0),$.setPolygonOffset(!1)}function nm(w,B,H,G){if((H.isScene===!0?H.overrideMaterial:null)!==null)return;const Se=oe.isWebGL2;Te===null&&(Te=new Rn(1,1,{generateMipmaps:!0,type:Y.has("EXT_color_buffer_half_float")?Gs:hi,minFilter:Ri,samples:Se?4:0})),v.getDrawingBufferSize(ze),Se?Te.setSize(ze.x,ze.y):Te.setSize(uo(ze.x),uo(ze.y));const Le=v.getRenderTarget();v.setRenderTarget(Te),v.getClearColor(K),D=v.getClearAlpha(),D<1&&v.setClearColor(16777215,.5),v.clear();const He=v.toneMapping;v.toneMapping=ci,ea(w,H,G),xe.updateMultisampleRenderTarget(Te),xe.updateRenderTargetMipmap(Te);let Ge=!1;for(let je=0,We=B.length;je<We;je++){const Xe=B[je],xt=Xe.object,an=Xe.geometry,Dt=Xe.material,Yn=Xe.group;if(Dt.side===Bn&&xt.layers.test(G.layers)){const ct=Dt.side;Dt.side=Jt,Dt.needsUpdate=!0,Th(xt,H,G,an,Dt,Yn),Dt.side=ct,Dt.needsUpdate=!0,Ge=!0}}Ge===!0&&(xe.updateMultisampleRenderTarget(Te),xe.updateRenderTargetMipmap(Te)),v.setRenderTarget(Le),v.setClearColor(K,D),v.toneMapping=He}function ea(w,B,H){const G=B.isScene===!0?B.overrideMaterial:null;for(let V=0,Se=w.length;V<Se;V++){const Le=w[V],He=Le.object,Ge=Le.geometry,je=G===null?Le.material:G,We=Le.group;He.layers.test(H.layers)&&Th(He,B,H,Ge,je,We)}}function Th(w,B,H,G,V,Se){w.onBeforeRender(v,B,H,G,V,Se),w.modelViewMatrix.multiplyMatrices(H.matrixWorldInverse,w.matrixWorld),w.normalMatrix.getNormalMatrix(w.modelViewMatrix),V.onBeforeRender(v,B,H,G,w,Se),V.transparent===!0&&V.side===Bn&&V.forceSinglePass===!1?(V.side=Jt,V.needsUpdate=!0,v.renderBufferDirect(H,B,G,V,w,Se),V.side=fi,V.needsUpdate=!0,v.renderBufferDirect(H,B,G,V,w,Se),V.side=Bn):v.renderBufferDirect(H,B,G,V,w,Se),w.onAfterRender(v,B,H,G,V,Se)}function ta(w,B,H){B.isScene!==!0&&(B=Ae);const G=ve.get(w),V=g.state.lights,Se=g.state.shadowsArray,Le=V.state.version,He=k.getParameters(w,V.state,Se,B,H),Ge=k.getProgramCacheKey(He);let je=G.programs;G.environment=w.isMeshStandardMaterial?B.environment:null,G.fog=B.fog,G.envMap=(w.isMeshStandardMaterial?Je:Ne).get(w.envMap||G.environment),je===void 0&&(w.addEventListener("dispose",se),je=new Map,G.programs=je);let We=je.get(Ge);if(We!==void 0){if(G.currentProgram===We&&G.lightsStateVersion===Le)return Ah(w,He),We}else He.uniforms=k.getUniforms(w),w.onBuild(H,He,v),w.onBeforeCompile(He,v),We=k.acquireProgram(He,Ge),je.set(Ge,We),G.uniforms=He.uniforms;const Xe=G.uniforms;return(!w.isShaderMaterial&&!w.isRawShaderMaterial||w.clipping===!0)&&(Xe.clippingPlanes=fe.uniform),Ah(w,He),G.needsLights=rm(w),G.lightsStateVersion=Le,G.needsLights&&(Xe.ambientLightColor.value=V.state.ambient,Xe.lightProbe.value=V.state.probe,Xe.directionalLights.value=V.state.directional,Xe.directionalLightShadows.value=V.state.directionalShadow,Xe.spotLights.value=V.state.spot,Xe.spotLightShadows.value=V.state.spotShadow,Xe.rectAreaLights.value=V.state.rectArea,Xe.ltc_1.value=V.state.rectAreaLTC1,Xe.ltc_2.value=V.state.rectAreaLTC2,Xe.pointLights.value=V.state.point,Xe.pointLightShadows.value=V.state.pointShadow,Xe.hemisphereLights.value=V.state.hemi,Xe.directionalShadowMap.value=V.state.directionalShadowMap,Xe.directionalShadowMatrix.value=V.state.directionalShadowMatrix,Xe.spotShadowMap.value=V.state.spotShadowMap,Xe.spotLightMatrix.value=V.state.spotLightMatrix,Xe.spotLightMap.value=V.state.spotLightMap,Xe.pointShadowMap.value=V.state.pointShadowMap,Xe.pointShadowMatrix.value=V.state.pointShadowMatrix),G.currentProgram=We,G.uniformsList=null,We}function wh(w){if(w.uniformsList===null){const B=w.currentProgram.getUniforms();w.uniformsList=no.seqWithValue(B.seq,w.uniforms)}return w.uniformsList}function Ah(w,B){const H=ve.get(w);H.outputColorSpace=B.outputColorSpace,H.batching=B.batching,H.instancing=B.instancing,H.instancingColor=B.instancingColor,H.skinning=B.skinning,H.morphTargets=B.morphTargets,H.morphNormals=B.morphNormals,H.morphColors=B.morphColors,H.morphTargetsCount=B.morphTargetsCount,H.numClippingPlanes=B.numClippingPlanes,H.numIntersection=B.numClipIntersection,H.vertexAlphas=B.vertexAlphas,H.vertexTangents=B.vertexTangents,H.toneMapping=B.toneMapping}function im(w,B,H,G,V){B.isScene!==!0&&(B=Ae),xe.resetTextureUnits();const Se=B.fog,Le=G.isMeshStandardMaterial?B.environment:null,He=S===null?v.outputColorSpace:S.isXRRenderTarget===!0?S.texture.colorSpace:Gn,Ge=(G.isMeshStandardMaterial?Je:Ne).get(G.envMap||Le),je=G.vertexColors===!0&&!!H.attributes.color&&H.attributes.color.itemSize===4,We=!!H.attributes.tangent&&(!!G.normalMap||G.anisotropy>0),Xe=!!H.morphAttributes.position,xt=!!H.morphAttributes.normal,an=!!H.morphAttributes.color;let Dt=ci;G.toneMapped&&(S===null||S.isXRRenderTarget===!0)&&(Dt=v.toneMapping);const Yn=H.morphAttributes.position||H.morphAttributes.normal||H.morphAttributes.color,ct=Yn!==void 0?Yn.length:0,$e=ve.get(G),Jo=g.state.lights;if(Q===!0&&(pe===!0||w!==M)){const pn=w===M&&G.id===L;fe.setState(G,w,pn)}let ut=!1;G.version===$e.__version?($e.needsLights&&$e.lightsStateVersion!==Jo.state.version||$e.outputColorSpace!==He||V.isBatchedMesh&&$e.batching===!1||!V.isBatchedMesh&&$e.batching===!0||V.isInstancedMesh&&$e.instancing===!1||!V.isInstancedMesh&&$e.instancing===!0||V.isSkinnedMesh&&$e.skinning===!1||!V.isSkinnedMesh&&$e.skinning===!0||V.isInstancedMesh&&$e.instancingColor===!0&&V.instanceColor===null||V.isInstancedMesh&&$e.instancingColor===!1&&V.instanceColor!==null||$e.envMap!==Ge||G.fog===!0&&$e.fog!==Se||$e.numClippingPlanes!==void 0&&($e.numClippingPlanes!==fe.numPlanes||$e.numIntersection!==fe.numIntersection)||$e.vertexAlphas!==je||$e.vertexTangents!==We||$e.morphTargets!==Xe||$e.morphNormals!==xt||$e.morphColors!==an||$e.toneMapping!==Dt||oe.isWebGL2===!0&&$e.morphTargetsCount!==ct)&&(ut=!0):(ut=!0,$e.__version=G.version);let Ni=$e.currentProgram;ut===!0&&(Ni=ta(G,B,V));let Ch=!1,er=!1,jo=!1;const Ot=Ni.getUniforms(),Oi=$e.uniforms;if($.useProgram(Ni.program)&&(Ch=!0,er=!0,jo=!0),G.id!==L&&(L=G.id,er=!0),Ch||M!==w){Ot.setValue(P,"projectionMatrix",w.projectionMatrix),Ot.setValue(P,"viewMatrix",w.matrixWorldInverse);const pn=Ot.map.cameraPosition;pn!==void 0&&pn.setValue(P,Oe.setFromMatrixPosition(w.matrixWorld)),oe.logarithmicDepthBuffer&&Ot.setValue(P,"logDepthBufFC",2/(Math.log(w.far+1)/Math.LN2)),(G.isMeshPhongMaterial||G.isMeshToonMaterial||G.isMeshLambertMaterial||G.isMeshBasicMaterial||G.isMeshStandardMaterial||G.isShaderMaterial)&&Ot.setValue(P,"isOrthographic",w.isOrthographicCamera===!0),M!==w&&(M=w,er=!0,jo=!0)}if(V.isSkinnedMesh){Ot.setOptional(P,V,"bindMatrix"),Ot.setOptional(P,V,"bindMatrixInverse");const pn=V.skeleton;pn&&(oe.floatVertexTextures?(pn.boneTexture===null&&pn.computeBoneTexture(),Ot.setValue(P,"boneTexture",pn.boneTexture,xe)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required."))}V.isBatchedMesh&&(Ot.setOptional(P,V,"batchingTexture"),Ot.setValue(P,"batchingTexture",V._matricesTexture,xe));const Qo=H.morphAttributes;if((Qo.position!==void 0||Qo.normal!==void 0||Qo.color!==void 0&&oe.isWebGL2===!0)&&I.update(V,H,Ni),(er||$e.receiveShadow!==V.receiveShadow)&&($e.receiveShadow=V.receiveShadow,Ot.setValue(P,"receiveShadow",V.receiveShadow)),G.isMeshGouraudMaterial&&G.envMap!==null&&(Oi.envMap.value=Ge,Oi.flipEnvMap.value=Ge.isCubeTexture&&Ge.isRenderTargetTexture===!1?-1:1),er&&(Ot.setValue(P,"toneMappingExposure",v.toneMappingExposure),$e.needsLights&&sm(Oi,jo),Se&&G.fog===!0&&ae.refreshFogUniforms(Oi,Se),ae.refreshMaterialUniforms(Oi,G,X,J,Te),no.upload(P,wh($e),Oi,xe)),G.isShaderMaterial&&G.uniformsNeedUpdate===!0&&(no.upload(P,wh($e),Oi,xe),G.uniformsNeedUpdate=!1),G.isSpriteMaterial&&Ot.setValue(P,"center",V.center),Ot.setValue(P,"modelViewMatrix",V.modelViewMatrix),Ot.setValue(P,"normalMatrix",V.normalMatrix),Ot.setValue(P,"modelMatrix",V.matrixWorld),G.isShaderMaterial||G.isRawShaderMaterial){const pn=G.uniformsGroups;for(let $o=0,am=pn.length;$o<am;$o++)if(oe.isWebGL2){const Rh=pn[$o];De.update(Rh,Ni),De.bind(Rh,Ni)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return Ni}function sm(w,B){w.ambientLightColor.needsUpdate=B,w.lightProbe.needsUpdate=B,w.directionalLights.needsUpdate=B,w.directionalLightShadows.needsUpdate=B,w.pointLights.needsUpdate=B,w.pointLightShadows.needsUpdate=B,w.spotLights.needsUpdate=B,w.spotLightShadows.needsUpdate=B,w.rectAreaLights.needsUpdate=B,w.hemisphereLights.needsUpdate=B}function rm(w){return w.isMeshLambertMaterial||w.isMeshToonMaterial||w.isMeshPhongMaterial||w.isMeshStandardMaterial||w.isShadowMaterial||w.isShaderMaterial&&w.lights===!0}this.getActiveCubeFace=function(){return E},this.getActiveMipmapLevel=function(){return b},this.getRenderTarget=function(){return S},this.setRenderTargetTextures=function(w,B,H){ve.get(w.texture).__webglTexture=B,ve.get(w.depthTexture).__webglTexture=H;const G=ve.get(w);G.__hasExternalTextures=!0,G.__hasExternalTextures&&(G.__autoAllocateDepthBuffer=H===void 0,G.__autoAllocateDepthBuffer||Y.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),G.__useRenderToTexture=!1))},this.setRenderTargetFramebuffer=function(w,B){const H=ve.get(w);H.__webglFramebuffer=B,H.__useDefaultFramebuffer=B===void 0},this.setRenderTarget=function(w,B=0,H=0){S=w,E=B,b=H;let G=!0,V=null,Se=!1,Le=!1;if(w){const Ge=ve.get(w);Ge.__useDefaultFramebuffer!==void 0?($.bindFramebuffer(P.FRAMEBUFFER,null),G=!1):Ge.__webglFramebuffer===void 0?xe.setupRenderTarget(w):Ge.__hasExternalTextures&&xe.rebindTextures(w,ve.get(w.texture).__webglTexture,ve.get(w.depthTexture).__webglTexture);const je=w.texture;(je.isData3DTexture||je.isDataArrayTexture||je.isCompressedArrayTexture)&&(Le=!0);const We=ve.get(w).__webglFramebuffer;w.isWebGLCubeRenderTarget?(Array.isArray(We[B])?V=We[B][H]:V=We[B],Se=!0):oe.isWebGL2&&w.samples>0&&xe.useMultisampledRTT(w)===!1?V=ve.get(w).__webglMultisampledFramebuffer:Array.isArray(We)?V=We[H]:V=We,A.copy(w.viewport),U.copy(w.scissor),z=w.scissorTest}else A.copy(te).multiplyScalar(X).floor(),U.copy(ie).multiplyScalar(X).floor(),z=_e;if($.bindFramebuffer(P.FRAMEBUFFER,V)&&oe.drawBuffers&&G&&$.drawBuffers(w,V),$.viewport(A),$.scissor(U),$.setScissorTest(z),Se){const Ge=ve.get(w.texture);P.framebufferTexture2D(P.FRAMEBUFFER,P.COLOR_ATTACHMENT0,P.TEXTURE_CUBE_MAP_POSITIVE_X+B,Ge.__webglTexture,H)}else if(Le){const Ge=ve.get(w.texture),je=B||0;P.framebufferTextureLayer(P.FRAMEBUFFER,P.COLOR_ATTACHMENT0,Ge.__webglTexture,H||0,je)}L=-1},this.readRenderTargetPixels=function(w,B,H,G,V,Se,Le){if(!(w&&w.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let He=ve.get(w).__webglFramebuffer;if(w.isWebGLCubeRenderTarget&&Le!==void 0&&(He=He[Le]),He){$.bindFramebuffer(P.FRAMEBUFFER,He);try{const Ge=w.texture,je=Ge.format,We=Ge.type;if(je!==nn&&ke.convert(je)!==P.getParameter(P.IMPLEMENTATION_COLOR_READ_FORMAT)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}const Xe=We===Gs&&(Y.has("EXT_color_buffer_half_float")||oe.isWebGL2&&Y.has("EXT_color_buffer_float"));if(We!==hi&&ke.convert(We)!==P.getParameter(P.IMPLEMENTATION_COLOR_READ_TYPE)&&!(We===An&&(oe.isWebGL2||Y.has("OES_texture_float")||Y.has("WEBGL_color_buffer_float")))&&!Xe){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}B>=0&&B<=w.width-G&&H>=0&&H<=w.height-V&&P.readPixels(B,H,G,V,ke.convert(je),ke.convert(We),Se)}finally{const Ge=S!==null?ve.get(S).__webglFramebuffer:null;$.bindFramebuffer(P.FRAMEBUFFER,Ge)}}},this.copyFramebufferToTexture=function(w,B,H=0){const G=Math.pow(2,-H),V=Math.floor(B.image.width*G),Se=Math.floor(B.image.height*G);xe.setTexture2D(B,0),P.copyTexSubImage2D(P.TEXTURE_2D,H,0,0,w.x,w.y,V,Se),$.unbindTexture()},this.copyTextureToTexture=function(w,B,H,G=0){const V=B.image.width,Se=B.image.height,Le=ke.convert(H.format),He=ke.convert(H.type);xe.setTexture2D(H,0),P.pixelStorei(P.UNPACK_FLIP_Y_WEBGL,H.flipY),P.pixelStorei(P.UNPACK_PREMULTIPLY_ALPHA_WEBGL,H.premultiplyAlpha),P.pixelStorei(P.UNPACK_ALIGNMENT,H.unpackAlignment),B.isDataTexture?P.texSubImage2D(P.TEXTURE_2D,G,w.x,w.y,V,Se,Le,He,B.image.data):B.isCompressedTexture?P.compressedTexSubImage2D(P.TEXTURE_2D,G,w.x,w.y,B.mipmaps[0].width,B.mipmaps[0].height,Le,B.mipmaps[0].data):P.texSubImage2D(P.TEXTURE_2D,G,w.x,w.y,Le,He,B.image),G===0&&H.generateMipmaps&&P.generateMipmap(P.TEXTURE_2D),$.unbindTexture()},this.copyTextureToTexture3D=function(w,B,H,G,V=0){if(v.isWebGL1Renderer){console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");return}const Se=w.max.x-w.min.x+1,Le=w.max.y-w.min.y+1,He=w.max.z-w.min.z+1,Ge=ke.convert(G.format),je=ke.convert(G.type);let We;if(G.isData3DTexture)xe.setTexture3D(G,0),We=P.TEXTURE_3D;else if(G.isDataArrayTexture)xe.setTexture2DArray(G,0),We=P.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}P.pixelStorei(P.UNPACK_FLIP_Y_WEBGL,G.flipY),P.pixelStorei(P.UNPACK_PREMULTIPLY_ALPHA_WEBGL,G.premultiplyAlpha),P.pixelStorei(P.UNPACK_ALIGNMENT,G.unpackAlignment);const Xe=P.getParameter(P.UNPACK_ROW_LENGTH),xt=P.getParameter(P.UNPACK_IMAGE_HEIGHT),an=P.getParameter(P.UNPACK_SKIP_PIXELS),Dt=P.getParameter(P.UNPACK_SKIP_ROWS),Yn=P.getParameter(P.UNPACK_SKIP_IMAGES),ct=H.isCompressedTexture?H.mipmaps[0]:H.image;P.pixelStorei(P.UNPACK_ROW_LENGTH,ct.width),P.pixelStorei(P.UNPACK_IMAGE_HEIGHT,ct.height),P.pixelStorei(P.UNPACK_SKIP_PIXELS,w.min.x),P.pixelStorei(P.UNPACK_SKIP_ROWS,w.min.y),P.pixelStorei(P.UNPACK_SKIP_IMAGES,w.min.z),H.isDataTexture||H.isData3DTexture?P.texSubImage3D(We,V,B.x,B.y,B.z,Se,Le,He,Ge,je,ct.data):H.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),P.compressedTexSubImage3D(We,V,B.x,B.y,B.z,Se,Le,He,Ge,ct.data)):P.texSubImage3D(We,V,B.x,B.y,B.z,Se,Le,He,Ge,je,ct),P.pixelStorei(P.UNPACK_ROW_LENGTH,Xe),P.pixelStorei(P.UNPACK_IMAGE_HEIGHT,xt),P.pixelStorei(P.UNPACK_SKIP_PIXELS,an),P.pixelStorei(P.UNPACK_SKIP_ROWS,Dt),P.pixelStorei(P.UNPACK_SKIP_IMAGES,Yn),V===0&&G.generateMipmaps&&P.generateMipmap(We),$.unbindTexture()},this.initTexture=function(w){w.isCubeTexture?xe.setTextureCube(w,0):w.isData3DTexture?xe.setTexture3D(w,0):w.isDataArrayTexture||w.isCompressedArrayTexture?xe.setTexture2DArray(w,0):xe.setTexture2D(w,0),$.unbindTexture()},this.resetState=function(){E=0,b=0,S=null,$.reset(),Re.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Cn}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===bo?"display-p3":"srgb",t.unpackColorSpace=it.workingColorSpace===Wr?"display-p3":"srgb"}get physicallyCorrectLights(){return console.warn("THREE.WebGLRenderer: The property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),!this.useLegacyLights}set physicallyCorrectLights(e){console.warn("THREE.WebGLRenderer: The property .physicallyCorrectLights has been removed. Set renderer.useLegacyLights instead."),this.useLegacyLights=!e}get outputEncoding(){return console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace===Ct?ui:Rr}set outputEncoding(e){console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace=e===ui?Ct:Gn}get useLegacyLights(){return console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights}set useLegacyLights(e){console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights=e}}class Jd extends eh{}Jd.prototype.isWebGL1Renderer=!0;class Co{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new ye(e),this.density=t}clone(){return new Co(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Ro{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new ye(e),this.near=t,this.far=n}clone(){return new Ro(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}let th=class extends nt{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,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t}};class Po{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Dr,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=un()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return console.warn('THREE.InterleavedBuffer: "updateRange" is deprecated and removed in r169. Use "addUpdateRange()" instead.'),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=un()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=un()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.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 Zt=new C;class hs{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)Zt.fromBufferAttribute(this,t),Zt.applyMatrix4(e),this.setXYZ(t,Zt.x,Zt.y,Zt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Zt.fromBufferAttribute(this,t),Zt.applyNormalMatrix(e),this.setXYZ(t,Zt.x,Zt.y,Zt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Zt.fromBufferAttribute(this,t),Zt.transformDirection(e),this.setXYZ(t,Zt.x,Zt.y,Zt.z);return this}setX(e,t){return this.normalized&&(t=qe(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=qe(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=qe(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=qe(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=sn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=sn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=sn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=sn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=qe(t,this.array),n=qe(n,this.array),i=qe(i,this.array),s=qe(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=s,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new et(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new hs(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class nh extends Xt{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new ye(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let Is;const rr=new C,Ds=new C,Us=new C,Ns=new q,ar=new q,jd=new Ve,Ea=new C,or=new C,Ta=new C,pu=new q,Sl=new q,mu=new q;class Qd extends nt{constructor(e=new nh){if(super(),this.isSprite=!0,this.type="Sprite",Is===void 0){Is=new Ye;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new Po(t,5);Is.setIndex([0,1,2,0,2,3]),Is.setAttribute("position",new hs(n,3,0,!1)),Is.setAttribute("uv",new hs(n,2,3,!1))}this.geometry=Is,this.material=e,this.center=new q(.5,.5)}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Ds.setFromMatrixScale(this.matrixWorld),jd.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),Us.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&Ds.multiplyScalar(-Us.z);const n=this.material.rotation;let i,s;n!==0&&(s=Math.cos(n),i=Math.sin(n));const a=this.center;wa(Ea.set(-.5,-.5,0),Us,a,Ds,i,s),wa(or.set(.5,-.5,0),Us,a,Ds,i,s),wa(Ta.set(.5,.5,0),Us,a,Ds,i,s),pu.set(0,0),Sl.set(1,0),mu.set(1,1);let o=e.ray.intersectTriangle(Ea,or,Ta,!1,rr);if(o===null&&(wa(or.set(-.5,.5,0),Us,a,Ds,i,s),Sl.set(0,1),o=e.ray.intersectTriangle(Ea,Ta,or,!1,rr),o===null))return;const l=e.ray.origin.distanceTo(rr);l<e.near||l>e.far||t.push({distance:l,point:rr.clone(),uv:tn.getInterpolation(rr,Ea,or,Ta,pu,Sl,mu,new q),face:null,object:this})}copy(e,t){return super.copy(e,t),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}}function wa(r,e,t,n,i,s){Ns.subVectors(r,t).addScalar(.5).multiply(n),i!==void 0?(ar.x=s*Ns.x-i*Ns.y,ar.y=i*Ns.x+s*Ns.y):ar.copy(Ns),r.copy(e),r.x+=ar.x,r.y+=ar.y,r.applyMatrix4(jd)}const Aa=new C,gu=new C;class $d extends nt{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,i=t.length;n<i;n++){const s=t[n];this.addLevel(s.object.clone(),s.distance,s.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let s;for(s=0;s<i.length&&!(t<i[s].distance);s++);return i.splice(s,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let s=t[n].distance;if(t[n].object.visible&&(s-=s*t[n].hysteresis),e<s)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){Aa.setFromMatrixPosition(this.matrixWorld);const i=e.ray.origin.distanceTo(Aa);this.getObjectForDistance(i).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Aa.setFromMatrixPosition(e.matrixWorld),gu.setFromMatrixPosition(this.matrixWorld);const n=Aa.distanceTo(gu)/e.zoom;t[0].object.visible=!0;let i,s;for(i=1,s=t.length;i<s;i++){let a=t[i].distance;if(t[i].object.visible&&(a-=a*t[i].hysteresis),n>=a)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<s;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let i=0,s=n.length;i<s;i++){const a=n[i];t.object.levels.push({object:a.object.uuid,distance:a.distance,hysteresis:a.hysteresis})}return t}}const _u=new C,vu=new rt,xu=new rt,_y=new C,yu=new Ve,Ca=new C,El=new Gt,Mu=new Ve,Tl=new ds;class ep extends At{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Zl,this.bindMatrix=new Ve,this.bindMatrixInverse=new Ve,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new jt),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Ca),this.boundingBox.expandByPoint(Ca)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Gt),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Ca),this.boundingSphere.expandByPoint(Ca)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,i=this.matrixWorld;n!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),El.copy(this.boundingSphere),El.applyMatrix4(i),e.ray.intersectsSphere(El)!==!1&&(Mu.copy(i).invert(),Tl.copy(e.ray).applyMatrix4(Mu),!(this.boundingBox!==null&&Tl.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Tl)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new rt,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===Zl?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===ud?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;vu.fromBufferAttribute(i.attributes.skinIndex,e),xu.fromBufferAttribute(i.attributes.skinWeight,e),_u.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=xu.getComponent(s);if(a!==0){const o=vu.getComponent(s);yu.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),t.addScaledVector(_y.copy(_u).applyMatrix4(yu),a)}}return t.applyMatrix4(this.bindMatrixInverse)}boneTransform(e,t){return console.warn("THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151."),this.applyBoneTransform(e,t)}}class ih extends nt{constructor(){super(),this.isBone=!0,this.type="Bone"}}class rs extends Et{constructor(e=null,t=1,n=1,i,s,a,o,l,c=bt,h=bt,u,f){super(null,a,o,l,c,h,i,s,u,f),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const bu=new Ve,vy=new Ve;class Lo{constructor(e=[],t=[]){this.uuid=un(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new Ve)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new Ve;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let s=0,a=e.length;s<a;s++){const o=e[s]?e[s].matrixWorld:vy;bu.multiplyMatrices(o,t[s]),bu.toArray(n,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Lo(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new rs(t,e,e,nn,An);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const s=e.bones[n];let a=t[s];a===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),a=new ih),this.bones.push(a),this.boneInverses.push(new Ve().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,s=t.length;i<s;i++){const a=t[i];e.bones.push(a.uuid);const o=n[i];e.boneInverses.push(o.toArray())}return e}}class Ys extends et{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Os=new Ve,Su=new Ve,Ra=[],Eu=new jt,xy=new Ve,lr=new At,cr=new Gt;class tp extends At{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Ys(new Float32Array(n*16),16),this.instanceColor=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,xy)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new jt),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Os),Eu.copy(e.boundingBox).applyMatrix4(Os),this.boundingBox.union(Eu)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Gt),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Os),cr.copy(e.boundingSphere).applyMatrix4(Os),this.boundingSphere.union(cr)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}raycast(e,t){const n=this.matrixWorld,i=this.count;if(lr.geometry=this.geometry,lr.material=this.material,lr.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),cr.copy(this.boundingSphere),cr.applyMatrix4(n),e.ray.intersectsSphere(cr)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,Os),Su.multiplyMatrices(n,Os),lr.matrixWorld=Su,lr.raycast(e,Ra);for(let a=0,o=Ra.length;a<o;a++){const l=Ra[a];l.instanceId=s,l.object=this,t.push(l)}Ra.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Ys(new Float32Array(this.instanceMatrix.count*3),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}function yy(r,e){return r.z-e.z}function My(r,e){return e.z-r.z}class by{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t){const n=this.pool,i=this.list;this.index>=n.length&&n.push({start:-1,count:-1,z:-1});const s=n[this.index];i.push(s),this.index++,s.start=e.start,s.count=e.count,s.z=t}reset(){this.list.length=0,this.index=0}}const Fs="batchId",Mi=new Ve,Tu=new Ve,Sy=new Ve,wu=new Ve,wl=new Yr,Pa=new jt,Vi=new Gt,hr=new C,Al=new by,zt=new At,La=[];function Ey(r,e,t=0){const n=e.itemSize;if(r.isInterleavedBufferAttribute||r.array.constructor!==e.array.constructor){const i=r.count;for(let s=0;s<i;s++)for(let a=0;a<n;a++)e.setComponent(s+t,a,r.getComponent(s,a))}else e.array.set(r.array,t*n);e.needsUpdate=!0}class np extends At{get maxGeometryCount(){return this._maxGeometryCount}constructor(e,t,n=t*2,i){super(new Ye,i),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._drawRanges=[],this._reservedRanges=[],this._visibility=[],this._active=[],this._bounds=[],this._maxGeometryCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._geometryInitialized=!1,this._geometryCount=0,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._visibilityChanged=!0,this._matricesTexture=null,this._initMatricesTexture()}_initMatricesTexture(){let e=Math.sqrt(this._maxGeometryCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new rs(t,e,e,nn,An);this._matricesTexture=n}_initializeGeometry(e){const t=this.geometry,n=this._maxVertexCount,i=this._maxGeometryCount,s=this._maxIndexCount;if(this._geometryInitialized===!1){for(const o in e.attributes){const l=e.getAttribute(o),{array:c,itemSize:h,normalized:u}=l,f=new c.constructor(n*h),d=new l.constructor(f,h,u);d.setUsage(l.usage),t.setAttribute(o,d)}if(e.getIndex()!==null){const o=n>65536?new Uint32Array(s):new Uint16Array(s);t.setIndex(new et(o,1))}const a=i>65536?new Uint32Array(n):new Uint16Array(n);t.setAttribute(Fs,new et(a,1)),this._geometryInitialized=!0}}_validateGeometry(e){if(e.getAttribute(Fs))throw new Error(`BatchedMesh: Geometry cannot use attribute "${Fs}"`);const t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const n in t.attributes){if(n===Fs)continue;if(!e.hasAttribute(n))throw new Error(`BatchedMesh: Added geometry missing "${n}". All geometries must have consistent attributes.`);const i=e.getAttribute(n),s=t.getAttribute(n);if(i.itemSize!==s.itemSize||i.normalized!==s.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new jt);const e=this._geometryCount,t=this.boundingBox,n=this._active;t.makeEmpty();for(let i=0;i<e;i++)n[i]!==!1&&(this.getMatrixAt(i,Mi),this.getBoundingBoxAt(i,Pa).applyMatrix4(Mi),t.union(Pa))}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new Gt);const e=this._geometryCount,t=this.boundingSphere,n=this._active;t.makeEmpty();for(let i=0;i<e;i++)n[i]!==!1&&(this.getMatrixAt(i,Mi),this.getBoundingSphereAt(i,Vi).applyMatrix4(Mi),t.union(Vi))}addGeometry(e,t=-1,n=-1){if(this._initializeGeometry(e),this._validateGeometry(e),this._geometryCount>=this._maxGeometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");const i={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1};let s=null;const a=this._reservedRanges,o=this._drawRanges,l=this._bounds;this._geometryCount!==0&&(s=a[a.length-1]),t===-1?i.vertexCount=e.getAttribute("position").count:i.vertexCount=t,s===null?i.vertexStart=0:i.vertexStart=s.vertexStart+s.vertexCount;const c=e.getIndex(),h=c!==null;if(h&&(n===-1?i.indexCount=c.count:i.indexCount=n,s===null?i.indexStart=0:i.indexStart=s.indexStart+s.indexCount),i.indexStart!==-1&&i.indexStart+i.indexCount>this._maxIndexCount||i.vertexStart+i.vertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");const u=this._visibility,f=this._active,d=this._matricesTexture,m=this._matricesTexture.image.data;u.push(!0),f.push(!0);const _=this._geometryCount;this._geometryCount++,Sy.toArray(m,_*16),d.needsUpdate=!0,a.push(i),o.push({start:h?i.indexStart:i.vertexStart,count:-1}),l.push({boxInitialized:!1,box:new jt,sphereInitialized:!1,sphere:new Gt});const g=this.geometry.getAttribute(Fs);for(let p=0;p<i.vertexCount;p++)g.setX(i.vertexStart+p,_);return g.needsUpdate=!0,this.setGeometryAt(_,e),_}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const n=this.geometry,i=n.getIndex()!==null,s=n.getIndex(),a=t.getIndex(),o=this._reservedRanges[e];if(i&&a.count>o.indexCount||t.attributes.position.count>o.vertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const l=o.vertexStart,c=o.vertexCount;for(const d in n.attributes){if(d===Fs)continue;const m=t.getAttribute(d),_=n.getAttribute(d);Ey(m,_,l);const g=m.itemSize;for(let p=m.count,x=c;p<x;p++){const v=l+p;for(let y=0;y<g;y++)_.setComponent(v,y,0)}_.needsUpdate=!0}if(i){const d=o.indexStart;for(let m=0;m<a.count;m++)s.setX(d+m,l+a.getX(m));for(let m=a.count,_=o.indexCount;m<_;m++)s.setX(d+m,l);s.needsUpdate=!0}const h=this._bounds[e];t.boundingBox!==null?(h.box.copy(t.boundingBox),h.boxInitialized=!0):h.boxInitialized=!1,t.boundingSphere!==null?(h.sphere.copy(t.boundingSphere),h.sphereInitialized=!0):h.sphereInitialized=!1;const u=this._drawRanges[e],f=t.getAttribute("position");return u.count=i?a.count:f.count,this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._active;return e>=t.length||t[e]===!1?this:(t[e]=!1,this._visibilityChanged=!0,this)}getBoundingBoxAt(e,t){if(this._active[e]===!1)return this;const i=this._bounds[e],s=i.box,a=this.geometry;if(i.boxInitialized===!1){s.makeEmpty();const o=a.index,l=a.attributes.position,c=this._drawRanges[e];for(let h=c.start,u=c.start+c.count;h<u;h++){let f=h;o&&(f=o.getX(f)),s.expandByPoint(hr.fromBufferAttribute(l,f))}i.boxInitialized=!0}return t.copy(s),t}getBoundingSphereAt(e,t){if(this._active[e]===!1)return this;const i=this._bounds[e],s=i.sphere,a=this.geometry;if(i.sphereInitialized===!1){s.makeEmpty(),this.getBoundingBoxAt(e,Pa),Pa.getCenter(s.center);const o=a.index,l=a.attributes.position,c=this._drawRanges[e];let h=0;for(let u=c.start,f=c.start+c.count;u<f;u++){let d=u;o&&(d=o.getX(d)),hr.fromBufferAttribute(l,d),h=Math.max(h,s.center.distanceToSquared(hr))}s.radius=Math.sqrt(h),i.sphereInitialized=!0}return t.copy(s),t}setMatrixAt(e,t){const n=this._active,i=this._matricesTexture,s=this._matricesTexture.image.data,a=this._geometryCount;return e>=a||n[e]===!1?this:(t.toArray(s,e*16),i.needsUpdate=!0,this)}getMatrixAt(e,t){const n=this._active,i=this._matricesTexture.image.data,s=this._geometryCount;return e>=s||n[e]===!1?null:t.fromArray(i,e*16)}setVisibleAt(e,t){const n=this._visibility,i=this._active,s=this._geometryCount;return e>=s||i[e]===!1||n[e]===t?this:(n[e]=t,this._visibilityChanged=!0,this)}getVisibleAt(e){const t=this._visibility,n=this._active,i=this._geometryCount;return e>=i||n[e]===!1?!1:t[e]}raycast(e,t){const n=this._visibility,i=this._active,s=this._drawRanges,a=this._geometryCount,o=this.matrixWorld,l=this.geometry;zt.material=this.material,zt.geometry.index=l.index,zt.geometry.attributes=l.attributes,zt.geometry.boundingBox===null&&(zt.geometry.boundingBox=new jt),zt.geometry.boundingSphere===null&&(zt.geometry.boundingSphere=new Gt);for(let c=0;c<a;c++){if(!n[c]||!i[c])continue;const h=s[c];zt.geometry.setDrawRange(h.start,h.count),this.getMatrixAt(c,zt.matrixWorld).premultiply(o),this.getBoundingBoxAt(c,zt.geometry.boundingBox),this.getBoundingSphereAt(c,zt.geometry.boundingSphere),zt.raycast(e,La);for(let u=0,f=La.length;u<f;u++){const d=La[u];d.object=this,d.batchId=c,t.push(d)}La.length=0}zt.material=null,zt.geometry.index=null,zt.geometry.attributes={},zt.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=e.boundingBox!==null?e.boundingBox.clone():null,this.boundingSphere=e.boundingSphere!==null?e.boundingSphere.clone():null,this._drawRanges=e._drawRanges.map(t=>({...t})),this._reservedRanges=e._reservedRanges.map(t=>({...t})),this._visibility=e._visibility.slice(),this._active=e._active.slice(),this._bounds=e._bounds.map(t=>({boxInitialized:t.boxInitialized,box:t.box.clone(),sphereInitialized:t.sphereInitialized,sphere:t.sphere.clone()})),this._maxGeometryCount=e._maxGeometryCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.slice(),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this}onBeforeRender(e,t,n,i,s){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const a=i.getIndex(),o=a===null?1:a.array.BYTES_PER_ELEMENT,l=this._visibility,c=this._multiDrawStarts,h=this._multiDrawCounts,u=this._drawRanges,f=this.perObjectFrustumCulled;f&&(wu.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),wl.setFromProjectionMatrix(wu,e.isWebGPURenderer?Ws:Cn));let d=0;if(this.sortObjects){Tu.copy(this.matrixWorld).invert(),hr.setFromMatrixPosition(n.matrixWorld).applyMatrix4(Tu);for(let g=0,p=l.length;g<p;g++)if(l[g]){this.getMatrixAt(g,Mi),this.getBoundingSphereAt(g,Vi).applyMatrix4(Mi);let x=!1;if(f&&(x=!wl.intersectsSphere(Vi)),!x){const v=hr.distanceTo(Vi.center);Al.push(u[g],v)}}const m=Al.list,_=this.customSort;_===null?m.sort(s.transparent?My:yy):_.call(this,m,n);for(let g=0,p=m.length;g<p;g++){const x=m[g];c[d]=x.start*o,h[d]=x.count,d++}Al.reset()}else for(let m=0,_=l.length;m<_;m++)if(l[m]){let g=!1;if(f&&(this.getMatrixAt(m,Mi),this.getBoundingSphereAt(m,Vi).applyMatrix4(Mi),g=!wl.intersectsSphere(Vi)),!g){const p=u[m];c[d]=p.start*o,h[d]=p.count,d++}}this._multiDrawCount=d,this._visibilityChanged=!1}onBeforeShadow(e,t,n,i,s,a){this.onBeforeRender(e,null,i,s,a)}}class $t extends Xt{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new ye(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const Au=new C,Cu=new C,Ru=new Ve,Cl=new ds,Ia=new Gt;class Pi extends nt{constructor(e=new Ye,t=new $t){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,s=t.count;i<s;i++)Au.fromBufferAttribute(t,i-1),Cu.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=Au.distanceTo(Cu);e.setAttribute("lineDistance",new we(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Ia.copy(n.boundingSphere),Ia.applyMatrix4(i),Ia.radius+=s,e.ray.intersectsSphere(Ia)===!1)return;Ru.copy(i).invert(),Cl.copy(e.ray).applyMatrix4(Ru);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=new C,h=new C,u=new C,f=new C,d=this.isLineSegments?2:1,m=n.index,g=n.attributes.position;if(m!==null){const p=Math.max(0,a.start),x=Math.min(m.count,a.start+a.count);for(let v=p,y=x-1;v<y;v+=d){const E=m.getX(v),b=m.getX(v+1);if(c.fromBufferAttribute(g,E),h.fromBufferAttribute(g,b),Cl.distanceSqToSegment(c,h,f,u)>l)continue;f.applyMatrix4(this.matrixWorld);const L=e.ray.origin.distanceTo(f);L<e.near||L>e.far||t.push({distance:L,point:u.clone().applyMatrix4(this.matrixWorld),index:v,face:null,faceIndex:null,object:this})}}else{const p=Math.max(0,a.start),x=Math.min(g.count,a.start+a.count);for(let v=p,y=x-1;v<y;v+=d){if(c.fromBufferAttribute(g,v),h.fromBufferAttribute(g,v+1),Cl.distanceSqToSegment(c,h,f,u)>l)continue;f.applyMatrix4(this.matrixWorld);const b=e.ray.origin.distanceTo(f);b<e.near||b>e.far||t.push({distance:b,point:u.clone().applyMatrix4(this.matrixWorld),index:v,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}const Pu=new C,Lu=new C;class qn extends Pi{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[];for(let i=0,s=t.count;i<s;i+=2)Pu.fromBufferAttribute(t,i),Lu.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+Pu.distanceTo(Lu);e.setAttribute("lineDistance",new we(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class ip extends Pi{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class sh extends Xt{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new ye(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const Iu=new Ve,Tc=new ds,Da=new Gt,Ua=new C;class sp extends nt{constructor(e=new Ye,t=new sh){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,a=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Da.copy(n.boundingSphere),Da.applyMatrix4(i),Da.radius+=s,e.ray.intersectsSphere(Da)===!1)return;Iu.copy(i).invert(),Tc.copy(e.ray).applyMatrix4(Iu);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=o*o,c=n.index,u=n.attributes.position;if(c!==null){const f=Math.max(0,a.start),d=Math.min(c.count,a.start+a.count);for(let m=f,_=d;m<_;m++){const g=c.getX(m);Ua.fromBufferAttribute(u,g),Du(Ua,g,l,i,e,t,this)}}else{const f=Math.max(0,a.start),d=Math.min(u.count,a.start+a.count);for(let m=f,_=d;m<_;m++)Ua.fromBufferAttribute(u,m),Du(Ua,m,l,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function Du(r,e,t,n,i,s,a){const o=Tc.distanceSqToPoint(r);if(o<t){const l=new C;Tc.closestPointToPoint(r,l),l.applyMatrix4(n);const c=i.ray.origin.distanceTo(l);if(c<i.near||c>i.far)return;s.push({distance:c,distanceToRay:Math.sqrt(o),point:l,index:e,face:null,object:a})}}class Ty extends Et{constructor(e,t,n,i,s,a,o,l,c){super(e,t,n,i,s,a,o,l,c),this.isVideoTexture=!0,this.minFilter=a!==void 0?a:St,this.magFilter=s!==void 0?s:St,this.generateMipmaps=!1;const h=this;function u(){h.needsUpdate=!0,e.requestVideoFrameCallback(u)}"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(u)}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class wy extends Et{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=bt,this.minFilter=bt,this.generateMipmaps=!1,this.needsUpdate=!0}}class Io extends Et{constructor(e,t,n,i,s,a,o,l,c,h,u,f){super(null,a,o,l,c,h,i,s,u,f),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Ay extends Io{constructor(e,t,n,i,s,a){super(e,t,n,s,a),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Vt}}class Cy extends Io{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,di),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class Ry extends Et{constructor(e,t,n,i,s,a,o,l,c){super(e,t,n,i,s,a,o,l,c),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Ln{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),s=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),s+=n.distanceTo(i),t.push(s),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const s=n.length;let a;t?a=t:a=e*n[s-1];let o=0,l=s-1,c;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),c=n[i]-a,c<0)o=i+1;else if(c>0)l=i-1;else{l=i;break}if(i=l,n[i]===a)return i/(s-1);const h=n[i],f=n[i+1]-h,d=(a-h)/f;return(i+d)/(s-1)}getTangent(e,t){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const a=this.getPoint(i),o=this.getPoint(s),l=t||(a.isVector2?new q:new C);return l.copy(o).sub(a).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new C,i=[],s=[],a=[],o=new C,l=new Ve;for(let d=0;d<=e;d++){const m=d/e;i[d]=this.getTangentAt(m,new C)}s[0]=new C,a[0]=new C;let c=Number.MAX_VALUE;const h=Math.abs(i[0].x),u=Math.abs(i[0].y),f=Math.abs(i[0].z);h<=c&&(c=h,n.set(1,0,0)),u<=c&&(c=u,n.set(0,1,0)),f<=c&&n.set(0,0,1),o.crossVectors(i[0],n).normalize(),s[0].crossVectors(i[0],o),a[0].crossVectors(i[0],s[0]);for(let d=1;d<=e;d++){if(s[d]=s[d-1].clone(),a[d]=a[d-1].clone(),o.crossVectors(i[d-1],i[d]),o.length()>Number.EPSILON){o.normalize();const m=Math.acos(pt(i[d-1].dot(i[d]),-1,1));s[d].applyMatrix4(l.makeRotationAxis(o,m))}a[d].crossVectors(i[d],s[d])}if(t===!0){let d=Math.acos(pt(s[0].dot(s[e]),-1,1));d/=e,i[0].dot(o.crossVectors(s[0],s[e]))>0&&(d=-d);for(let m=1;m<=e;m++)s[m].applyMatrix4(l.makeRotationAxis(i[m],d*m)),a[m].crossVectors(i[m],s[m])}return{tangents:i,normals:s,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Do extends Ln{constructor(e=0,t=0,n=1,i=1,s=0,a=Math.PI*2,o=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=s,this.aEndAngle=a,this.aClockwise=o,this.aRotation=l}getPoint(e,t){const n=t||new q,i=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const a=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(a?s=0:s=i),this.aClockwise===!0&&!a&&(s===i?s=-i:s=s-i);const o=this.aStartAngle+e*s;let l=this.aX+this.xRadius*Math.cos(o),c=this.aY+this.yRadius*Math.sin(o);if(this.aRotation!==0){const h=Math.cos(this.aRotation),u=Math.sin(this.aRotation),f=l-this.aX,d=c-this.aY;l=f*h-d*u+this.aX,c=f*u+d*h+this.aY}return n.set(l,c)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class rp extends Do{constructor(e,t,n,i,s,a){super(e,t,n,n,i,s,a),this.isArcCurve=!0,this.type="ArcCurve"}}function rh(){let r=0,e=0,t=0,n=0;function i(s,a,o,l){r=s,e=o,t=-3*s+3*a-2*o-l,n=2*s-2*a+o+l}return{initCatmullRom:function(s,a,o,l,c){i(a,o,c*(o-s),c*(l-a))},initNonuniformCatmullRom:function(s,a,o,l,c,h,u){let f=(a-s)/c-(o-s)/(c+h)+(o-a)/h,d=(o-a)/h-(l-a)/(h+u)+(l-o)/u;f*=h,d*=h,i(a,o,f,d)},calc:function(s){const a=s*s,o=a*s;return r+e*s+t*a+n*o}}}const Na=new C,Rl=new rh,Pl=new rh,Ll=new rh;class ap extends Ln{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new C){const n=t,i=this.points,s=i.length,a=(s-(this.closed?0:1))*e;let o=Math.floor(a),l=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/s)+1)*s:l===0&&o===s-1&&(o=s-2,l=1);let c,h;this.closed||o>0?c=i[(o-1)%s]:(Na.subVectors(i[0],i[1]).add(i[0]),c=Na);const u=i[o%s],f=i[(o+1)%s];if(this.closed||o+2<s?h=i[(o+2)%s]:(Na.subVectors(i[s-1],i[s-2]).add(i[s-1]),h=Na),this.curveType==="centripetal"||this.curveType==="chordal"){const d=this.curveType==="chordal"?.5:.25;let m=Math.pow(c.distanceToSquared(u),d),_=Math.pow(u.distanceToSquared(f),d),g=Math.pow(f.distanceToSquared(h),d);_<1e-4&&(_=1),m<1e-4&&(m=_),g<1e-4&&(g=_),Rl.initNonuniformCatmullRom(c.x,u.x,f.x,h.x,m,_,g),Pl.initNonuniformCatmullRom(c.y,u.y,f.y,h.y,m,_,g),Ll.initNonuniformCatmullRom(c.z,u.z,f.z,h.z,m,_,g)}else this.curveType==="catmullrom"&&(Rl.initCatmullRom(c.x,u.x,f.x,h.x,this.tension),Pl.initCatmullRom(c.y,u.y,f.y,h.y,this.tension),Ll.initCatmullRom(c.z,u.z,f.z,h.z,this.tension));return n.set(Rl.calc(l),Pl.calc(l),Ll.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new C().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function Uu(r,e,t,n,i){const s=(n-e)*.5,a=(i-t)*.5,o=r*r,l=r*o;return(2*t-2*n+s+a)*l+(-3*t+3*n-2*s-a)*o+s*r+t}function Py(r,e){const t=1-r;return t*t*e}function Ly(r,e){return 2*(1-r)*r*e}function Iy(r,e){return r*r*e}function vr(r,e,t,n){return Py(r,e)+Ly(r,t)+Iy(r,n)}function Dy(r,e){const t=1-r;return t*t*t*e}function Uy(r,e){const t=1-r;return 3*t*t*r*e}function Ny(r,e){return 3*(1-r)*r*r*e}function Oy(r,e){return r*r*r*e}function xr(r,e,t,n,i){return Dy(r,e)+Uy(r,t)+Ny(r,n)+Oy(r,i)}class Uo extends Ln{constructor(e=new q,t=new q,n=new q,i=new q){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new q){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(xr(e,i.x,s.x,a.x,o.x),xr(e,i.y,s.y,a.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class op extends Ln{constructor(e=new C,t=new C,n=new C,i=new C){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new C){const n=t,i=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(xr(e,i.x,s.x,a.x,o.x),xr(e,i.y,s.y,a.y,o.y),xr(e,i.z,s.z,a.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class ah extends Ln{constructor(e=new q,t=new q){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new q){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new q){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class lp extends Ln{constructor(e=new C,t=new C){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new C){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new C){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class oh extends Ln{constructor(e=new q,t=new q,n=new q){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new q){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(vr(e,i.x,s.x,a.x),vr(e,i.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class lh extends Ln{constructor(e=new C,t=new C,n=new C){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new C){const n=t,i=this.v0,s=this.v1,a=this.v2;return n.set(vr(e,i.x,s.x,a.x),vr(e,i.y,s.y,a.y),vr(e,i.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ch extends Ln{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new q){const n=t,i=this.points,s=(i.length-1)*e,a=Math.floor(s),o=s-a,l=i[a===0?a:a-1],c=i[a],h=i[a>i.length-2?i.length-1:a+1],u=i[a>i.length-3?i.length-1:a+2];return n.set(Uu(o,l.x,c.x,h.x,u.x),Uu(o,l.y,c.y,h.y,u.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new q().fromArray(i))}return this}}var fo=Object.freeze({__proto__:null,ArcCurve:rp,CatmullRomCurve3:ap,CubicBezierCurve:Uo,CubicBezierCurve3:op,EllipseCurve:Do,LineCurve:ah,LineCurve3:lp,QuadraticBezierCurve:oh,QuadraticBezierCurve3:lh,SplineCurve:ch});class cp extends Ln{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const n=e.isVector2===!0?"LineCurve":"LineCurve3";this.curves.push(new fo[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let s=0;for(;s<i.length;){if(i[s]>=n){const a=i[s]-n,o=this.curves[s],l=o.getLength(),c=l===0?0:1-a/l;return o.getPointAt(c,t)}s++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,s=this.curves;i<s.length;i++){const a=s[i],o=a.isEllipseCurve?e*2:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,l=a.getPoints(o);for(let c=0;c<l.length;c++){const h=l[c];n&&n.equals(h)||(t.push(h),n=h)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new fo[i.type]().fromJSON(i))}return this}}class Nr extends cp{constructor(e){super(),this.type="Path",this.currentPoint=new q,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new ah(this.currentPoint.clone(),new q(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const s=new oh(this.currentPoint.clone(),new q(e,t),new q(n,i));return this.curves.push(s),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,s,a){const o=new Uo(this.currentPoint.clone(),new q(e,t),new q(n,i),new q(s,a));return this.curves.push(o),this.currentPoint.set(s,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new ch(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,s,a){const o=this.currentPoint.x,l=this.currentPoint.y;return this.absarc(e+o,t+l,n,i,s,a),this}absarc(e,t,n,i,s,a){return this.absellipse(e,t,n,n,i,s,a),this}ellipse(e,t,n,i,s,a,o,l){const c=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+c,t+h,n,i,s,a,o,l),this}absellipse(e,t,n,i,s,a,o,l){const c=new Do(e,t,n,i,s,a,o,l);if(this.curves.length>0){const u=c.getPoint(0);u.equals(this.currentPoint)||this.lineTo(u.x,u.y)}this.curves.push(c);const h=c.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Kr extends Ye{constructor(e=[new q(0,-.5),new q(.5,0),new q(0,.5)],t=12,n=0,i=Math.PI*2){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=pt(i,0,Math.PI*2);const s=[],a=[],o=[],l=[],c=[],h=1/t,u=new C,f=new q,d=new C,m=new C,_=new C;let g=0,p=0;for(let x=0;x<=e.length-1;x++)switch(x){case 0:g=e[x+1].x-e[x].x,p=e[x+1].y-e[x].y,d.x=p*1,d.y=-g,d.z=p*0,_.copy(d),d.normalize(),l.push(d.x,d.y,d.z);break;case e.length-1:l.push(_.x,_.y,_.z);break;default:g=e[x+1].x-e[x].x,p=e[x+1].y-e[x].y,d.x=p*1,d.y=-g,d.z=p*0,m.copy(d),d.x+=_.x,d.y+=_.y,d.z+=_.z,d.normalize(),l.push(d.x,d.y,d.z),_.copy(m)}for(let x=0;x<=t;x++){const v=n+x*h*i,y=Math.sin(v),E=Math.cos(v);for(let b=0;b<=e.length-1;b++){u.x=e[b].x*y,u.y=e[b].y,u.z=e[b].x*E,a.push(u.x,u.y,u.z),f.x=x/t,f.y=b/(e.length-1),o.push(f.x,f.y);const S=l[3*b+0]*y,L=l[3*b+1],M=l[3*b+0]*E;c.push(S,L,M)}}for(let x=0;x<t;x++)for(let v=0;v<e.length-1;v++){const y=v+x*e.length,E=y,b=y+e.length,S=y+e.length+1,L=y+1;s.push(E,b,L),s.push(S,L,b)}this.setIndex(s),this.setAttribute("position",new we(a,3)),this.setAttribute("uv",new we(o,2)),this.setAttribute("normal",new we(c,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Kr(e.points,e.segments,e.phiStart,e.phiLength)}}class No extends Kr{constructor(e=1,t=1,n=4,i=8){const s=new Nr;s.absarc(0,-t/2,e,Math.PI*1.5,0),s.absarc(0,t/2,e,0,Math.PI*.5),super(s.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new No(e.radius,e.length,e.capSegments,e.radialSegments)}}class Oo extends Ye{constructor(e=1,t=32,n=0,i=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const s=[],a=[],o=[],l=[],c=new C,h=new q;a.push(0,0,0),o.push(0,0,1),l.push(.5,.5);for(let u=0,f=3;u<=t;u++,f+=3){const d=n+u/t*i;c.x=e*Math.cos(d),c.y=e*Math.sin(d),a.push(c.x,c.y,c.z),o.push(0,0,1),h.x=(a[f]/e+1)/2,h.y=(a[f+1]/e+1)/2,l.push(h.x,h.y)}for(let u=1;u<=t;u++)s.push(u,u+1,0);this.setIndex(s),this.setAttribute("position",new we(a,3)),this.setAttribute("normal",new we(o,3)),this.setAttribute("uv",new we(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Oo(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Qs extends Ye{constructor(e=1,t=1,n=1,i=32,s=1,a=!1,o=0,l=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:s,openEnded:a,thetaStart:o,thetaLength:l};const c=this;i=Math.floor(i),s=Math.floor(s);const h=[],u=[],f=[],d=[];let m=0;const _=[],g=n/2;let p=0;x(),a===!1&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(h),this.setAttribute("position",new we(u,3)),this.setAttribute("normal",new we(f,3)),this.setAttribute("uv",new we(d,2));function x(){const y=new C,E=new C;let b=0;const S=(t-e)/n;for(let L=0;L<=s;L++){const M=[],A=L/s,U=A*(t-e)+e;for(let z=0;z<=i;z++){const K=z/i,D=K*l+o,F=Math.sin(D),J=Math.cos(D);E.x=U*F,E.y=-A*n+g,E.z=U*J,u.push(E.x,E.y,E.z),y.set(F,S,J).normalize(),f.push(y.x,y.y,y.z),d.push(K,1-A),M.push(m++)}_.push(M)}for(let L=0;L<i;L++)for(let M=0;M<s;M++){const A=_[M][L],U=_[M+1][L],z=_[M+1][L+1],K=_[M][L+1];h.push(A,U,K),h.push(U,z,K),b+=6}c.addGroup(p,b,0),p+=b}function v(y){const E=m,b=new q,S=new C;let L=0;const M=y===!0?e:t,A=y===!0?1:-1;for(let z=1;z<=i;z++)u.push(0,g*A,0),f.push(0,A,0),d.push(.5,.5),m++;const U=m;for(let z=0;z<=i;z++){const D=z/i*l+o,F=Math.cos(D),J=Math.sin(D);S.x=M*J,S.y=g*A,S.z=M*F,u.push(S.x,S.y,S.z),f.push(0,A,0),b.x=F*.5+.5,b.y=J*.5*A+.5,d.push(b.x,b.y),m++}for(let z=0;z<i;z++){const K=E+z,D=U+z;y===!0?h.push(D,D+1,K):h.push(D+1,D,K),L+=3}c.addGroup(p,L,y===!0?1:2),p+=L}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Qs(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Fo extends Qs{constructor(e=1,t=1,n=32,i=1,s=!1,a=0,o=Math.PI*2){super(0,e,t,n,i,s,a,o),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:i,openEnded:s,thetaStart:a,thetaLength:o}}static fromJSON(e){return new Fo(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Di extends Ye{constructor(e=[],t=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:i};const s=[],a=[];o(i),c(n),h(),this.setAttribute("position",new we(s,3)),this.setAttribute("normal",new we(s.slice(),3)),this.setAttribute("uv",new we(a,2)),i===0?this.computeVertexNormals():this.normalizeNormals();function o(x){const v=new C,y=new C,E=new C;for(let b=0;b<t.length;b+=3)d(t[b+0],v),d(t[b+1],y),d(t[b+2],E),l(v,y,E,x)}function l(x,v,y,E){const b=E+1,S=[];for(let L=0;L<=b;L++){S[L]=[];const M=x.clone().lerp(y,L/b),A=v.clone().lerp(y,L/b),U=b-L;for(let z=0;z<=U;z++)z===0&&L===b?S[L][z]=M:S[L][z]=M.clone().lerp(A,z/U)}for(let L=0;L<b;L++)for(let M=0;M<2*(b-L)-1;M++){const A=Math.floor(M/2);M%2===0?(f(S[L][A+1]),f(S[L+1][A]),f(S[L][A])):(f(S[L][A+1]),f(S[L+1][A+1]),f(S[L+1][A]))}}function c(x){const v=new C;for(let y=0;y<s.length;y+=3)v.x=s[y+0],v.y=s[y+1],v.z=s[y+2],v.normalize().multiplyScalar(x),s[y+0]=v.x,s[y+1]=v.y,s[y+2]=v.z}function h(){const x=new C;for(let v=0;v<s.length;v+=3){x.x=s[v+0],x.y=s[v+1],x.z=s[v+2];const y=g(x)/2/Math.PI+.5,E=p(x)/Math.PI+.5;a.push(y,1-E)}m(),u()}function u(){for(let x=0;x<a.length;x+=6){const v=a[x+0],y=a[x+2],E=a[x+4],b=Math.max(v,y,E),S=Math.min(v,y,E);b>.9&&S<.1&&(v<.2&&(a[x+0]+=1),y<.2&&(a[x+2]+=1),E<.2&&(a[x+4]+=1))}}function f(x){s.push(x.x,x.y,x.z)}function d(x,v){const y=x*3;v.x=e[y+0],v.y=e[y+1],v.z=e[y+2]}function m(){const x=new C,v=new C,y=new C,E=new C,b=new q,S=new q,L=new q;for(let M=0,A=0;M<s.length;M+=9,A+=6){x.set(s[M+0],s[M+1],s[M+2]),v.set(s[M+3],s[M+4],s[M+5]),y.set(s[M+6],s[M+7],s[M+8]),b.set(a[A+0],a[A+1]),S.set(a[A+2],a[A+3]),L.set(a[A+4],a[A+5]),E.copy(x).add(v).add(y).divideScalar(3);const U=g(E);_(b,A+0,x,U),_(S,A+2,v,U),_(L,A+4,y,U)}}function _(x,v,y,E){E<0&&x.x===1&&(a[v]=x.x-1),y.x===0&&y.z===0&&(a[v]=E/2/Math.PI+.5)}function g(x){return Math.atan2(x.z,-x.x)}function p(x){return Math.atan2(-x.y,Math.sqrt(x.x*x.x+x.z*x.z))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Di(e.vertices,e.indices,e.radius,e.details)}}class Bo extends Di{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=1/n,s=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],a=[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];super(s,a,e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Bo(e.radius,e.detail)}}const Oa=new C,Fa=new C,Il=new C,Ba=new tn;class hp extends Ye{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},e!==null){const i=Math.pow(10,4),s=Math.cos(ss*t),a=e.getIndex(),o=e.getAttribute("position"),l=a?a.count:o.count,c=[0,0,0],h=["a","b","c"],u=new Array(3),f={},d=[];for(let m=0;m<l;m+=3){a?(c[0]=a.getX(m),c[1]=a.getX(m+1),c[2]=a.getX(m+2)):(c[0]=m,c[1]=m+1,c[2]=m+2);const{a:_,b:g,c:p}=Ba;if(_.fromBufferAttribute(o,c[0]),g.fromBufferAttribute(o,c[1]),p.fromBufferAttribute(o,c[2]),Ba.getNormal(Il),u[0]=`${Math.round(_.x*i)},${Math.round(_.y*i)},${Math.round(_.z*i)}`,u[1]=`${Math.round(g.x*i)},${Math.round(g.y*i)},${Math.round(g.z*i)}`,u[2]=`${Math.round(p.x*i)},${Math.round(p.y*i)},${Math.round(p.z*i)}`,!(u[0]===u[1]||u[1]===u[2]||u[2]===u[0]))for(let x=0;x<3;x++){const v=(x+1)%3,y=u[x],E=u[v],b=Ba[h[x]],S=Ba[h[v]],L=`${y}_${E}`,M=`${E}_${y}`;M in f&&f[M]?(Il.dot(f[M].normal)<=s&&(d.push(b.x,b.y,b.z),d.push(S.x,S.y,S.z)),f[M]=null):L in f||(f[L]={index0:c[x],index1:c[v],normal:Il.clone()})}}for(const m in f)if(f[m]){const{index0:_,index1:g}=f[m];Oa.fromBufferAttribute(o,_),Fa.fromBufferAttribute(o,g),d.push(Oa.x,Oa.y,Oa.z),d.push(Fa.x,Fa.y,Fa.z)}this.setAttribute("position",new we(d,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class as extends Nr{constructor(e){super(e),this.uuid=un(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,i=this.holes.length;n<i;n++)t[n]=this.holes[n].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,n=this.holes.length;t<n;t++){const i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(new Nr().fromJSON(i))}return this}}const Fy={triangulate:function(r,e,t=2){const n=e&&e.length,i=n?e[0]*t:r.length;let s=up(r,0,i,t,!0);const a=[];if(!s||s.next===s.prev)return a;let 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oe=0;oe<X;oe++){const $=K[oe];ze($[2]+Y,$[1]+Y,$[0]+Y)}he=h+g*2,Y=J*he;for(let oe=0;oe<X;oe++){const $=K[oe];ze($[0]+Y,$[1]+Y,$[2]+Y)}}else{for(let he=0;he<X;he++){const Y=K[he];ze(Y[2],Y[1],Y[0])}for(let he=0;he<X;he++){const Y=K[he];ze(Y[0]+J*h,Y[1]+J*h,Y[2]+J*h)}}n.addGroup(P,i.length/3-P,0)}function pe(){const P=i.length/3;let he=0;Te(D,he),he+=D.length;for(let Y=0,oe=U.length;Y<oe;Y++){const $=U[Y];Te($,he),he+=$.length}n.addGroup(P,i.length/3-P,1)}function Te(P,he){let Y=P.length;for(;--Y>=0;){const oe=Y;let $=Y-1;$<0&&($=P.length-1);for(let Ce=0,ve=h+g*2;Ce<ve;Ce++){const xe=J*Ce,Ne=J*(Ce+1),Je=he+oe+xe,st=he+$+xe,R=he+$+Ne,T=he+oe+Ne;Oe(Je,st,R,T)}}}function Me(P,he,Y){l.push(P),l.push(he),l.push(Y)}function ze(P,he,Y){Ae(P),Ae(he),Ae(Y);const oe=i.length/3,$=x.generateTopUV(n,i,oe-3,oe-2,oe-1);Ie($[0]),Ie($[1]),Ie($[2])}function Oe(P,he,Y,oe){Ae(P),Ae(he),Ae(oe),Ae(he),Ae(Y),Ae(oe);const $=i.length/3,Ce=x.generateSideWallUV(n,i,$-6,$-3,$-2,$-1);Ie(Ce[0]),Ie(Ce[1]),Ie(Ce[3]),Ie(Ce[1]),Ie(Ce[2]),Ie(Ce[3])}function Ae(P){i.push(l[P*3+0]),i.push(l[P*3+1]),i.push(l[P*3+2])}function Ie(P){s.push(P.x),s.push(P.y)}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes,n=this.parameters.options;return tM(t,n,e)}static fromJSON(e,t){const n=[];for(let s=0,a=e.shapes.length;s<a;s++){const o=t[e.shapes[s]];n.push(o)}const i=e.options.extrudePath;return i!==void 0&&(e.options.extrudePath=new fo[i.type]().fromJSON(i)),new ko(n,e.options)}}const eM={generateTopUV:function(r,e,t,n,i){const s=e[t*3],a=e[t*3+1],o=e[n*3],l=e[n*3+1],c=e[i*3],h=e[i*3+1];return[new q(s,a),new q(o,l),new q(c,h)]},generateSideWallUV:function(r,e,t,n,i,s){const a=e[t*3],o=e[t*3+1],l=e[t*3+2],c=e[n*3],h=e[n*3+1],u=e[n*3+2],f=e[i*3],d=e[i*3+1],m=e[i*3+2],_=e[s*3],g=e[s*3+1],p=e[s*3+2];return Math.abs(o-h)<Math.abs(a-c)?[new q(a,1-l),new q(c,1-u),new q(f,1-m),new q(_,1-p)]:[new q(o,1-l),new q(h,1-u),new q(d,1-m),new q(g,1-p)]}};function tM(r,e,t){if(t.shapes=[],Array.isArray(r))for(let n=0,i=r.length;n<i;n++){const s=r[n];t.shapes.push(s.uuid)}else t.shapes.push(r.uuid);return t.options=Object.assign({},e),e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class Vo extends Di{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],s=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];super(i,s,e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Vo(e.radius,e.detail)}}class Jr extends Di{constructor(e=1,t=0){const n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];super(n,i,e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Jr(e.radius,e.detail)}}class Ho extends Ye{constructor(e=.5,t=1,n=32,i=1,s=0,a=Math.PI*2){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:s,thetaLength:a},n=Math.max(3,n),i=Math.max(1,i);const o=[],l=[],c=[],h=[];let u=e;const f=(t-e)/i,d=new C,m=new q;for(let _=0;_<=i;_++){for(let g=0;g<=n;g++){const p=s+g/n*a;d.x=u*Math.cos(p),d.y=u*Math.sin(p),l.push(d.x,d.y,d.z),c.push(0,0,1),m.x=(d.x/t+1)/2,m.y=(d.y/t+1)/2,h.push(m.x,m.y)}u+=f}for(let _=0;_<i;_++){const g=_*(n+1);for(let p=0;p<n;p++){const x=p+g,v=x,y=x+n+1,E=x+n+2,b=x+1;o.push(v,y,b),o.push(y,E,b)}}this.setIndex(o),this.setAttribute("position",new we(l,3)),this.setAttribute("normal",new we(c,3)),this.setAttribute("uv",new we(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ho(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Go extends Ye{constructor(e=new as([new q(0,.5),new q(-.5,-.5),new q(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],s=[],a=[];let o=0,l=0;if(Array.isArray(e)===!1)c(e);else for(let h=0;h<e.length;h++)c(e[h]),this.addGroup(o,l,h),o+=l,l=0;this.setIndex(n),this.setAttribute("position",new we(i,3)),this.setAttribute("normal",new we(s,3)),this.setAttribute("uv",new we(a,2));function c(h){const u=i.length/3,f=h.extractPoints(t);let d=f.shape;const m=f.holes;kn.isClockWise(d)===!1&&(d=d.reverse());for(let g=0,p=m.length;g<p;g++){const x=m[g];kn.isClockWise(x)===!0&&(m[g]=x.reverse())}const _=kn.triangulateShape(d,m);for(let g=0,p=m.length;g<p;g++){const x=m[g];d=d.concat(x)}for(let g=0,p=d.length;g<p;g++){const x=d[g];i.push(x.x,x.y,0),s.push(0,0,1),a.push(x.x,x.y)}for(let g=0,p=_.length;g<p;g++){const x=_[g],v=x[0]+u,y=x[1]+u,E=x[2]+u;n.push(v,y,E),l+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return nM(t,e)}static fromJSON(e,t){const n=[];for(let i=0,s=e.shapes.length;i<s;i++){const a=t[e.shapes[i]];n.push(a)}return new Go(n,e.curveSegments)}}function nM(r,e){if(e.shapes=[],Array.isArray(r))for(let t=0,n=r.length;t<n;t++){const i=r[t];e.shapes.push(i.uuid)}else e.shapes.push(r.uuid);return e}class jr extends Ye{constructor(e=1,t=32,n=16,i=0,s=Math.PI*2,a=0,o=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:s,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const l=Math.min(a+o,Math.PI);let c=0;const h=[],u=new C,f=new C,d=[],m=[],_=[],g=[];for(let p=0;p<=n;p++){const x=[],v=p/n;let y=0;p===0&&a===0?y=.5/t:p===n&&l===Math.PI&&(y=-.5/t);for(let E=0;E<=t;E++){const b=E/t;u.x=-e*Math.cos(i+b*s)*Math.sin(a+v*o),u.y=e*Math.cos(a+v*o),u.z=e*Math.sin(i+b*s)*Math.sin(a+v*o),m.push(u.x,u.y,u.z),f.copy(u).normalize(),_.push(f.x,f.y,f.z),g.push(b+y,1-v),x.push(c++)}h.push(x)}for(let p=0;p<n;p++)for(let x=0;x<t;x++){const v=h[p][x+1],y=h[p][x],E=h[p+1][x],b=h[p+1][x+1];(p!==0||a>0)&&d.push(v,y,b),(p!==n-1||l<Math.PI)&&d.push(y,E,b)}this.setIndex(d),this.setAttribute("position",new we(m,3)),this.setAttribute("normal",new we(_,3)),this.setAttribute("uv",new we(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new jr(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Wo extends Di{constructor(e=1,t=0){const n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];super(n,i,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Wo(e.radius,e.detail)}}class Xo extends Ye{constructor(e=1,t=.4,n=12,i=48,s=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:s},n=Math.floor(n),i=Math.floor(i);const a=[],o=[],l=[],c=[],h=new C,u=new C,f=new C;for(let d=0;d<=n;d++)for(let m=0;m<=i;m++){const _=m/i*s,g=d/n*Math.PI*2;u.x=(e+t*Math.cos(g))*Math.cos(_),u.y=(e+t*Math.cos(g))*Math.sin(_),u.z=t*Math.sin(g),o.push(u.x,u.y,u.z),h.x=e*Math.cos(_),h.y=e*Math.sin(_),f.subVectors(u,h).normalize(),l.push(f.x,f.y,f.z),c.push(m/i),c.push(d/n)}for(let d=1;d<=n;d++)for(let m=1;m<=i;m++){const _=(i+1)*d+m-1,g=(i+1)*(d-1)+m-1,p=(i+1)*(d-1)+m,x=(i+1)*d+m;a.push(_,g,x),a.push(g,p,x)}this.setIndex(a),this.setAttribute("position",new we(o,3)),this.setAttribute("normal",new we(l,3)),this.setAttribute("uv",new we(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Xo(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class qo extends Ye{constructor(e=1,t=.4,n=64,i=8,s=2,a=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:s,q:a},n=Math.floor(n),i=Math.floor(i);const o=[],l=[],c=[],h=[],u=new C,f=new C,d=new C,m=new C,_=new C,g=new C,p=new C;for(let v=0;v<=n;++v){const y=v/n*s*Math.PI*2;x(y,s,a,e,d),x(y+.01,s,a,e,m),g.subVectors(m,d),p.addVectors(m,d),_.crossVectors(g,p),p.crossVectors(_,g),_.normalize(),p.normalize();for(let E=0;E<=i;++E){const b=E/i*Math.PI*2,S=-t*Math.cos(b),L=t*Math.sin(b);u.x=d.x+(S*p.x+L*_.x),u.y=d.y+(S*p.y+L*_.y),u.z=d.z+(S*p.z+L*_.z),l.push(u.x,u.y,u.z),f.subVectors(u,d).normalize(),c.push(f.x,f.y,f.z),h.push(v/n),h.push(E/i)}}for(let v=1;v<=n;v++)for(let y=1;y<=i;y++){const E=(i+1)*(v-1)+(y-1),b=(i+1)*v+(y-1),S=(i+1)*v+y,L=(i+1)*(v-1)+y;o.push(E,b,L),o.push(b,S,L)}this.setIndex(o),this.setAttribute("position",new we(l,3)),this.setAttribute("normal",new we(c,3)),this.setAttribute("uv",new we(h,2));function x(v,y,E,b,S){const L=Math.cos(v),M=Math.sin(v),A=E/y*v,U=Math.cos(A);S.x=b*(2+U)*.5*L,S.y=b*(2+U)*M*.5,S.z=b*Math.sin(A)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new qo(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class Yo extends Ye{constructor(e=new lh(new C(-1,-1,0),new C(-1,1,0),new C(1,1,0)),t=64,n=1,i=8,s=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:s};const a=e.computeFrenetFrames(t,s);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;const o=new C,l=new C,c=new q;let h=new C;const u=[],f=[],d=[],m=[];_(),this.setIndex(m),this.setAttribute("position",new we(u,3)),this.setAttribute("normal",new we(f,3)),this.setAttribute("uv",new we(d,2));function _(){for(let v=0;v<t;v++)g(v);g(s===!1?t:0),x(),p()}function g(v){h=e.getPointAt(v/t,h);const y=a.normals[v],E=a.binormals[v];for(let b=0;b<=i;b++){const S=b/i*Math.PI*2,L=Math.sin(S),M=-Math.cos(S);l.x=M*y.x+L*E.x,l.y=M*y.y+L*E.y,l.z=M*y.z+L*E.z,l.normalize(),f.push(l.x,l.y,l.z),o.x=h.x+n*l.x,o.y=h.y+n*l.y,o.z=h.z+n*l.z,u.push(o.x,o.y,o.z)}}function p(){for(let v=1;v<=t;v++)for(let y=1;y<=i;y++){const E=(i+1)*(v-1)+(y-1),b=(i+1)*v+(y-1),S=(i+1)*v+y,L=(i+1)*(v-1)+y;m.push(E,b,L),m.push(b,S,L)}}function x(){for(let v=0;v<=t;v++)for(let y=0;y<=i;y++)c.x=v/t,c.y=y/i,d.push(c.x,c.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new Yo(new fo[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class pp extends Ye{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){const t=[],n=new Set,i=new C,s=new C;if(e.index!==null){const a=e.attributes.position,o=e.index;let l=e.groups;l.length===0&&(l=[{start:0,count:o.count,materialIndex:0}]);for(let c=0,h=l.length;c<h;++c){const u=l[c],f=u.start,d=u.count;for(let m=f,_=f+d;m<_;m+=3)for(let g=0;g<3;g++){const p=o.getX(m+g),x=o.getX(m+(g+1)%3);i.fromBufferAttribute(a,p),s.fromBufferAttribute(a,x),Bu(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}}else{const a=e.attributes.position;for(let o=0,l=a.count/3;o<l;o++)for(let c=0;c<3;c++){const h=3*o+c,u=3*o+(c+1)%3;i.fromBufferAttribute(a,h),s.fromBufferAttribute(a,u),Bu(i,s,n)===!0&&(t.push(i.x,i.y,i.z),t.push(s.x,s.y,s.z))}}this.setAttribute("position",new we(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Bu(r,e,t){const n=`${r.x},${r.y},${r.z}-${e.x},${e.y},${e.z}`,i=`${e.x},${e.y},${e.z}-${r.x},${r.y},${r.z}`;return t.has(n)===!0||t.has(i)===!0?!1:(t.add(n),t.add(i),!0)}var zu=Object.freeze({__proto__:null,BoxGeometry:ps,CapsuleGeometry:No,CircleGeometry:Oo,ConeGeometry:Fo,CylinderGeometry:Qs,DodecahedronGeometry:Bo,EdgesGeometry:hp,ExtrudeGeometry:ko,IcosahedronGeometry:Vo,LatheGeometry:Kr,OctahedronGeometry:Jr,PlaneGeometry:Zr,PolyhedronGeometry:Di,RingGeometry:Ho,ShapeGeometry:Go,SphereGeometry:jr,TetrahedronGeometry:Wo,TorusGeometry:Xo,TorusKnotGeometry:qo,TubeGeometry:Yo,WireframeGeometry:pp});class mp extends Xt{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new ye(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class gp extends Pn{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class hh extends Xt{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new ye(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 ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(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(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class _p extends hh{constructor(e){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 q(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return pt(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 ye(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 ye(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new ye(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class vp extends Xt{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new ye(16777215),this.specular=new ye(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class xp extends Xt{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new ye(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class yp extends Xt{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Mp extends Xt{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new ye(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ye(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class bp extends Xt{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new ye(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Li,this.normalScale=new q(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Sp extends $t{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function ns(r,e,t){return!r||!t&&r.constructor===e?r:typeof e.BYTES_PER_ELEMENT=="number"?new e(r):Array.prototype.slice.call(r)}function Ep(r){return ArrayBuffer.isView(r)&&!(r instanceof DataView)}function Tp(r){function e(i,s){return r[i]-r[s]}const t=r.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function Cc(r,e,t){const n=r.length,i=new r.constructor(n);for(let s=0,a=0;a!==n;++s){const o=t[s]*e;for(let l=0;l!==e;++l)i[a++]=r[o+l]}return i}function uh(r,e,t,n){let i=1,s=r[0];for(;s!==void 0&&s[n]===void 0;)s=r[i++];if(s===void 0)return;let a=s[n];if(a!==void 0)if(Array.isArray(a))do a=s[n],a!==void 0&&(e.push(s.time),t.push.apply(t,a)),s=r[i++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[n],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=r[i++];while(s!==void 0);else do a=s[n],a!==void 0&&(e.push(s.time),t.push(a)),s=r[i++];while(s!==void 0)}function iM(r,e,t,n,i=30){const s=r.clone();s.name=e;const a=[];for(let l=0;l<s.tracks.length;++l){const c=s.tracks[l],h=c.getValueSize(),u=[],f=[];for(let d=0;d<c.times.length;++d){const m=c.times[d]*i;if(!(m<t||m>=n)){u.push(c.times[d]);for(let _=0;_<h;++_)f.push(c.values[d*h+_])}}u.length!==0&&(c.times=ns(u,c.times.constructor),c.values=ns(f,c.values.constructor),a.push(c))}s.tracks=a;let o=1/0;for(let l=0;l<s.tracks.length;++l)o>s.tracks[l].times[0]&&(o=s.tracks[l].times[0]);for(let l=0;l<s.tracks.length;++l)s.tracks[l].shift(-1*o);return s.resetDuration(),s}function sM(r,e=0,t=r,n=30){n<=0&&(n=30);const i=t.tracks.length,s=e/n;for(let a=0;a<i;++a){const o=t.tracks[a],l=o.ValueTypeName;if(l==="bool"||l==="string")continue;const c=r.tracks.find(function(p){return p.name===o.name&&p.ValueTypeName===l});if(c===void 0)continue;let h=0;const u=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(h=u/3);let f=0;const d=c.getValueSize();c.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(f=d/3);const m=o.times.length-1;let _;if(s<=o.times[0]){const p=h,x=u-h;_=o.values.slice(p,x)}else if(s>=o.times[m]){const p=m*u+h,x=p+u-h;_=o.values.slice(p,x)}else{const p=o.createInterpolant(),x=h,v=u-h;p.evaluate(s),_=p.resultBuffer.slice(x,v)}l==="quaternion"&&new Ht().fromArray(_).normalize().conjugate().toArray(_);const g=c.times.length;for(let p=0;p<g;++p){const x=p*d+f;if(l==="quaternion")Ht.multiplyQuaternionsFlat(c.values,x,_,0,c.values,x);else{const v=d-f*2;for(let y=0;y<v;++y)c.values[x+y]-=_[y]}}}return r.blendMode=Gc,r}const rM={convertArray:ns,isTypedArray:Ep,getKeyframeOrder:Tp,sortedArray:Cc,flattenJSON:uh,subclip:iM,makeClipAdditive:sM};class Qr{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],s=t[n-1];e:{t:{let a;n:{i:if(!(e<i)){for(let o=n+2;;){if(i===void 0){if(e<s)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===o)break;if(s=i,i=t[++n],e<i)break t}a=t.length;break n}if(!(e>=s)){const o=t[1];e<o&&(n=2,s=o);for(let l=n-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===l)break;if(i=s,s=t[--n-1],e>=s)break t}a=n,n=0;break n}break e}for(;n<a;){const o=n+a>>>1;e<t[o]?a=o:n=o+1}if(i=t[n],s=t[n-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,s,i)}return this.interpolate_(n,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,s=e*i;for(let a=0;a!==i;++a)t[a]=n[s+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class wp extends Qr{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Qi,endingEnd:Qi}}intervalChanged_(e,t,n){const i=this.parameterPositions;let s=e-2,a=e+1,o=i[s],l=i[a];if(o===void 0)switch(this.getSettings_().endingStart){case $i:s=e,o=2*t-n;break;case Cr:s=i.length-2,o=t+i[s]-i[s+1];break;default:s=e,o=n}if(l===void 0)switch(this.getSettings_().endingEnd){case $i:a=e,l=2*n-t;break;case Cr:a=1,l=n+i[1]-i[0];break;default:a=e-1,l=t}const c=(n-t)*.5,h=this.valueSize;this._weightPrev=c/(t-o),this._weightNext=c/(l-n),this._offsetPrev=s*h,this._offsetNext=a*h}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=this._offsetPrev,u=this._offsetNext,f=this._weightPrev,d=this._weightNext,m=(n-t)/(i-t),_=m*m,g=_*m,p=-f*g+2*f*_-f*m,x=(1+f)*g+(-1.5-2*f)*_+(-.5+f)*m+1,v=(-1-d)*g+(1.5+d)*_+.5*m,y=d*g-d*_;for(let E=0;E!==o;++E)s[E]=p*a[h+E]+x*a[c+E]+v*a[l+E]+y*a[u+E];return s}}class fh extends Qr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=e*o,c=l-o,h=(n-t)/(i-t),u=1-h;for(let f=0;f!==o;++f)s[f]=a[c+f]*u+a[l+f]*h;return s}}class Ap extends Qr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class In{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=ns(t,this.TimeBufferType),this.values=ns(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:ns(e.times,Array),values:ns(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new Ap(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new fh(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new wp(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case wr:t=this.InterpolantFactoryMethodDiscrete;break;case Ar:t=this.InterpolantFactoryMethodLinear;break;case to:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return wr;case this.InterpolantFactoryMethodLinear:return Ar;case this.InterpolantFactoryMethodSmooth:return to}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let s=0,a=i-1;for(;s!==i&&n[s]<e;)++s;for(;a!==-1&&n[a]>t;)--a;if(++a,s!==0||a!==i){s>=a&&(a=Math.max(a,1),s=a-1);const o=this.getValueSize();this.times=n.slice(s,a),this.values=this.values.slice(s*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,s=n.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==s;o++){const l=n[o];if(typeof l=="number"&&isNaN(l)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,l),e=!1;break}if(a!==null&&a>l){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,l,a),e=!1;break}a=l}if(i!==void 0&&Ep(i))for(let o=0,l=i.length;o!==l;++o){const c=i[o];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,c),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===to,s=e.length-1;let a=1;for(let o=1;o<s;++o){let l=!1;const c=e[o],h=e[o+1];if(c!==h&&(o!==1||c!==e[0]))if(i)l=!0;else{const u=o*n,f=u-n,d=u+n;for(let m=0;m!==n;++m){const _=t[u+m];if(_!==t[f+m]||_!==t[d+m]){l=!0;break}}}if(l){if(o!==a){e[a]=e[o];const u=o*n,f=a*n;for(let d=0;d!==n;++d)t[f+d]=t[u+d]}++a}}if(s>0){e[a]=e[s];for(let o=s*n,l=a*n,c=0;c!==n;++c)t[l+c]=t[o+c];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*n)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),n=this.constructor,i=new n(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}}In.prototype.TimeBufferType=Float32Array;In.prototype.ValueBufferType=Float32Array;In.prototype.DefaultInterpolation=Ar;class ms extends In{}ms.prototype.ValueTypeName="bool";ms.prototype.ValueBufferType=Array;ms.prototype.DefaultInterpolation=wr;ms.prototype.InterpolantFactoryMethodLinear=void 0;ms.prototype.InterpolantFactoryMethodSmooth=void 0;class dh extends In{}dh.prototype.ValueTypeName="color";class zr extends In{}zr.prototype.ValueTypeName="number";class Cp extends Qr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=(n-t)/(i-t);let c=e*o;for(let h=c+o;c!==h;c+=4)Ht.slerpFlat(s,0,a,c-o,a,c,l);return s}}class $s extends In{InterpolantFactoryMethodLinear(e){return new Cp(this.times,this.values,this.getValueSize(),e)}}$s.prototype.ValueTypeName="quaternion";$s.prototype.DefaultInterpolation=Ar;$s.prototype.InterpolantFactoryMethodSmooth=void 0;class gs extends In{}gs.prototype.ValueTypeName="string";gs.prototype.ValueBufferType=Array;gs.prototype.DefaultInterpolation=wr;gs.prototype.InterpolantFactoryMethodLinear=void 0;gs.prototype.InterpolantFactoryMethodSmooth=void 0;class kr extends In{}kr.prototype.ValueTypeName="vector";class Vr{constructor(e,t=-1,n,i=Mo){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=un(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let a=0,o=n.length;a!==o;++a)t.push(oM(n[a]).scale(i));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,a=n.length;s!==a;++s)t.push(In.toJSON(n[s]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const s=t.length,a=[];for(let o=0;o<s;o++){let l=[],c=[];l.push((o+s-1)%s,o,(o+1)%s),c.push(0,1,0);const h=Tp(l);l=Cc(l,1,h),c=Cc(c,1,h),!i&&l[0]===0&&(l.push(s),c.push(c[0])),a.push(new zr(".morphTargetInfluences["+t[o].name+"]",l,c).scale(1/n))}return new this(e,-1,a)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const i=e;n=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},s=/^([\w-]*?)([\d]+)$/;for(let o=0,l=e.length;o<l;o++){const c=e[o],h=c.name.match(s);if(h&&h.length>1){const u=h[1];let f=i[u];f||(i[u]=f=[]),f.push(c)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,n));return a}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(u,f,d,m,_){if(d.length!==0){const g=[],p=[];uh(d,g,p,m),g.length!==0&&_.push(new u(f,g,p))}},i=[],s=e.name||"default",a=e.fps||30,o=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let u=0;u<c.length;u++){const f=c[u].keys;if(!(!f||f.length===0))if(f[0].morphTargets){const d={};let m;for(m=0;m<f.length;m++)if(f[m].morphTargets)for(let _=0;_<f[m].morphTargets.length;_++)d[f[m].morphTargets[_]]=-1;for(const _ in d){const g=[],p=[];for(let x=0;x!==f[m].morphTargets.length;++x){const v=f[m];g.push(v.time),p.push(v.morphTarget===_?1:0)}i.push(new zr(".morphTargetInfluence["+_+"]",g,p))}l=d.length*a}else{const d=".bones["+t[u].name+"]";n(kr,d+".position",f,"pos",i),n($s,d+".quaternion",f,"rot",i),n(kr,d+".scale",f,"scl",i)}}return i.length===0?null:new this(s,l,i,o)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const s=this.tracks[n];t=Math.max(t,s.times[s.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function aM(r){switch(r.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return zr;case"vector":case"vector2":case"vector3":case"vector4":return kr;case"color":return dh;case"quaternion":return $s;case"bool":case"boolean":return ms;case"string":return gs}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+r)}function oM(r){if(r.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=aM(r.type);if(r.times===void 0){const t=[],n=[];uh(r.keys,t,n,"value"),r.times=t,r.values=n}return e.parse!==void 0?e.parse(r):new e(r.name,r.times,r.values,r.interpolation)}const fs={enabled:!1,files:{},add:function(r,e){this.enabled!==!1&&(this.files[r]=e)},get:function(r){if(this.enabled!==!1)return this.files[r]},remove:function(r){delete this.files[r]},clear:function(){this.files={}}};class ph{constructor(e,t,n){const i=this;let s=!1,a=0,o=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(h){o++,s===!1&&i.onStart!==void 0&&i.onStart(h,a,o),s=!0},this.itemEnd=function(h){a++,i.onProgress!==void 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this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}rn.DEFAULT_MATERIAL_NAME="__DEFAULT";const $n={};class lM extends Error{constructor(e,t){super(e),this.response=t}}class pi extends rn{constructor(e){super(e)}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=fs.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if($n[e]!==void 0){$n[e].push({onLoad:t,onProgress:n,onError:i});return}$n[e]=[],$n[e].push({onLoad:t,onProgress:n,onError:i});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),o=this.mimeType,l=this.responseType;fetch(a).then(c=>{if(c.status===200||c.status===0){if(c.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||c.body===void 0||c.body.getReader===void 0)return c;const 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u=0,f=h.length;u<f;u++){const d=h[u];d.onLoad&&d.onLoad(c)}}).catch(c=>{const h=$n[e];if(h===void 0)throw this.manager.itemError(e),c;delete $n[e];for(let u=0,f=h.length;u<f;u++){const d=h[u];d.onError&&d.onError(c)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class cM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new pi(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(o){try{t(s.parse(JSON.parse(o)))}catch(l){i?i(l):console.error(l),s.manager.itemError(e)}},n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=Vr.parse(e[n]);t.push(i)}return t}}class hM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=[],o=new Io,l=new pi(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(s.withCredentials);let c=0;function h(u){l.load(e[u],function(f){const d=s.parse(f,!0);a[u]={width:d.width,height:d.height,format:d.format,mipmaps:d.mipmaps},c+=1,c===6&&(d.mipmapCount===1&&(o.minFilter=St),o.image=a,o.format=d.format,o.needsUpdate=!0,t&&t(o))},n,i)}if(Array.isArray(e))for(let u=0,f=e.length;u<f;++u)h(u);else l.load(e,function(u){const f=s.parse(u,!0);if(f.isCubemap){const d=f.mipmaps.length/f.mipmapCount;for(let m=0;m<d;m++){a[m]={mipmaps:[]};for(let _=0;_<f.mipmapCount;_++)a[m].mipmaps.push(f.mipmaps[m*f.mipmapCount+_]),a[m].format=f.format,a[m].width=f.width,a[m].height=f.height}o.image=a}else o.image.width=f.width,o.image.height=f.height,o.mipmaps=f.mipmaps;f.mipmapCount===1&&(o.minFilter=St),o.format=f.format,o.needsUpdate=!0,t&&t(o)},n,i);return o}}class Hr extends rn{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=fs.get(e);if(a!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a;const o=Ur("img");function l(){h(),fs.add(e,this),t&&t(this),s.manager.itemEnd(e)}function c(u){h(),i&&i(u),s.manager.itemError(e),s.manager.itemEnd(e)}function h(){o.removeEventListener("load",l,!1),o.removeEventListener("error",c,!1)}return o.addEventListener("load",l,!1),o.addEventListener("error",c,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),s.manager.itemStart(e),o.src=e,o}}class uM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=new qr;s.colorSpace=Ct;const a=new Hr(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let o=0;function l(c){a.load(e[c],function(h){s.images[c]=h,o++,o===6&&(s.needsUpdate=!0,t&&t(s))},void 0,i)}for(let c=0;c<e.length;++c)l(c);return s}}class fM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new rs,o=new pi(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(s.withCredentials),o.load(e,function(l){let c;try{c=s.parse(l)}catch(h){if(i!==void 0)i(h);else{console.error(h);return}}c.image!==void 0?a.image=c.image:c.data!==void 0&&(a.image.width=c.width,a.image.height=c.height,a.image.data=c.data),a.wrapS=c.wrapS!==void 0?c.wrapS:Vt,a.wrapT=c.wrapT!==void 0?c.wrapT:Vt,a.magFilter=c.magFilter!==void 0?c.magFilter:St,a.minFilter=c.minFilter!==void 0?c.minFilter:St,a.anisotropy=c.anisotropy!==void 0?c.anisotropy:1,c.colorSpace!==void 0?a.colorSpace=c.colorSpace:c.encoding!==void 0&&(a.encoding=c.encoding),c.flipY!==void 0&&(a.flipY=c.flipY),c.format!==void 0&&(a.format=c.format),c.type!==void 0&&(a.type=c.type),c.mipmaps!==void 0&&(a.mipmaps=c.mipmaps,a.minFilter=Ri),c.mipmapCount===1&&(a.minFilter=St),c.generateMipmaps!==void 0&&(a.generateMipmaps=c.generateMipmaps),a.needsUpdate=!0,t&&t(a,c)},n,i),a}}class dM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=new Et,a=new Hr(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(o){s.image=o,s.needsUpdate=!0,t!==void 0&&t(s)},n,i),s}}class Ui extends nt{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new ye(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),t}}class Pp extends Ui{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(nt.DEFAULT_UP),this.updateMatrix(),this.groundColor=new ye(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const Dl=new Ve,ku=new C,Vu=new C;class mh{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new q(512,512),this.map=null,this.mapPass=null,this.matrix=new Ve,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Yr,this._frameExtents=new q(1,1),this._viewportCount=1,this._viewports=[new rt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;ku.setFromMatrixPosition(e.matrixWorld),t.position.copy(ku),Vu.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Vu),t.updateMatrixWorld(),Dl.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Dl),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Dl)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class pM extends mh{constructor(){super(new Nt(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=Xs*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(n!==t.fov||i!==t.aspect||s!==t.far)&&(t.fov=n,t.aspect=i,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Lp extends Ui{constructor(e,t,n=0,i=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(nt.DEFAULT_UP),this.updateMatrix(),this.target=new nt,this.distance=n,this.angle=i,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new pM}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Hu=new Ve,ur=new C,Ul=new C;class mM extends mh{constructor(){super(new Nt(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new q(4,2),this._viewportCount=6,this._viewports=[new rt(2,1,1,1),new rt(0,1,1,1),new rt(3,1,1,1),new rt(1,1,1,1),new rt(3,0,1,1),new rt(1,0,1,1)],this._cubeDirections=[new C(1,0,0),new C(-1,0,0),new C(0,0,1),new C(0,0,-1),new C(0,1,0),new C(0,-1,0)],this._cubeUps=[new C(0,1,0),new C(0,1,0),new C(0,1,0),new C(0,1,0),new C(0,0,1),new C(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,s=e.distance||n.far;s!==n.far&&(n.far=s,n.updateProjectionMatrix()),ur.setFromMatrixPosition(e.matrixWorld),n.position.copy(ur),Ul.copy(n.position),Ul.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Ul),n.updateMatrixWorld(),i.makeTranslation(-ur.x,-ur.y,-ur.z),Hu.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Hu)}}class Ip extends Ui{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new mM}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class gM extends mh{constructor(){super(new wo(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Dp extends Ui{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(nt.DEFAULT_UP),this.updateMatrix(),this.target=new nt,this.shadow=new gM}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Up extends Ui{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Np extends Ui{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Op{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new C)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,s=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*i),t.addScaledVector(a[2],.488603*s),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],1.092548*(n*i)),t.addScaledVector(a[5],1.092548*(i*s)),t.addScaledVector(a[6],.315392*(3*s*s-1)),t.addScaledVector(a[7],1.092548*(n*s)),t.addScaledVector(a[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,s=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],2*.511664*i),t.addScaledVector(a[2],2*.511664*s),t.addScaledVector(a[3],2*.511664*n),t.addScaledVector(a[4],2*.429043*n*i),t.addScaledVector(a[5],2*.429043*i*s),t.addScaledVector(a[6],.743125*s*s-.247708),t.addScaledVector(a[7],2*.429043*n*s),t.addScaledVector(a[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){const n=e.x,i=e.y,s=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*s,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*s,t[6]=.315392*(3*s*s-1),t[7]=1.092548*n*s,t[8]=.546274*(n*n-i*i)}}class Fp extends Ui{constructor(e=new Op,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class Zo extends rn{constructor(e){super(e),this.textures={}}load(e,t,n,i){const s=this,a=new pi(s.manager);a.setPath(s.path),a.setRequestHeader(s.requestHeader),a.setWithCredentials(s.withCredentials),a.load(e,function(o){try{t(s.parse(JSON.parse(o)))}catch(l){i?i(l):console.error(l),s.manager.itemError(e)}},n,i)}parse(e){const t=this.textures;function n(s){return t[s]===void 0&&console.warn("THREE.MaterialLoader: Undefined texture",s),t[s]}const i=Zo.createMaterialFromType(e.type);if(e.uuid!==void 0&&(i.uuid=e.uuid),e.name!==void 0&&(i.name=e.name),e.color!==void 0&&i.color!==void 0&&i.color.setHex(e.color),e.roughness!==void 0&&(i.roughness=e.roughness),e.metalness!==void 0&&(i.metalness=e.metalness),e.sheen!==void 0&&(i.sheen=e.sheen),e.sheenColor!==void 0&&(i.sheenColor=new ye().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(i.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&i.emissive!==void 0&&i.emissive.setHex(e.emissive),e.specular!==void 0&&i.specular!==void 0&&i.specular.setHex(e.specular),e.specularIntensity!==void 0&&(i.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&i.specularColor!==void 0&&i.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(i.shininess=e.shininess),e.clearcoat!==void 0&&(i.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=e.clearcoatRoughness),e.iridescence!==void 0&&(i.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(i.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(i.transmission=e.transmission),e.thickness!==void 0&&(i.thickness=e.thickness),e.attenuationDistance!==void 0&&(i.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&i.attenuationColor!==void 0&&i.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(i.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(i.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(i.fog=e.fog),e.flatShading!==void 0&&(i.flatShading=e.flatShading),e.blending!==void 0&&(i.blending=e.blending),e.combine!==void 0&&(i.combine=e.combine),e.side!==void 0&&(i.side=e.side),e.shadowSide!==void 0&&(i.shadowSide=e.shadowSide),e.opacity!==void 0&&(i.opacity=e.opacity),e.transparent!==void 0&&(i.transparent=e.transparent),e.alphaTest!==void 0&&(i.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(i.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(i.depthFunc=e.depthFunc),e.depthTest!==void 0&&(i.depthTest=e.depthTest),e.depthWrite!==void 0&&(i.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(i.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(i.blendSrc=e.blendSrc),e.blendDst!==void 0&&(i.blendDst=e.blendDst),e.blendEquation!==void 0&&(i.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(i.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(i.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(i.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&i.blendColor!==void 0&&i.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(i.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(i.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(i.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(i.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(i.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(i.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(i.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(i.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(i.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(i.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(i.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(i.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(i.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(i.rotation=e.rotation),e.linewidth!==void 0&&(i.linewidth=e.linewidth),e.dashSize!==void 0&&(i.dashSize=e.dashSize),e.gapSize!==void 0&&(i.gapSize=e.gapSize),e.scale!==void 0&&(i.scale=e.scale),e.polygonOffset!==void 0&&(i.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(i.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(i.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(i.dithering=e.dithering),e.alphaToCoverage!==void 0&&(i.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(i.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(i.forceSinglePass=e.forceSinglePass),e.visible!==void 0&&(i.visible=e.visible),e.toneMapped!==void 0&&(i.toneMapped=e.toneMapped),e.userData!==void 0&&(i.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const s in e.uniforms){const a=e.uniforms[s];switch(i.uniforms[s]={},a.type){case"t":i.uniforms[s].value=n(a.value);break;case"c":i.uniforms[s].value=new ye().setHex(a.value);break;case"v2":i.uniforms[s].value=new q().fromArray(a.value);break;case"v3":i.uniforms[s].value=new C().fromArray(a.value);break;case"v4":i.uniforms[s].value=new rt().fromArray(a.value);break;case"m3":i.uniforms[s].value=new Ke().fromArray(a.value);break;case"m4":i.uniforms[s].value=new Ve().fromArray(a.value);break;default:i.uniforms[s].value=a.value}}if(e.defines!==void 0&&(i.defines=e.defines),e.vertexShader!==void 0&&(i.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(i.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(i.glslVersion=e.glslVersion),e.extensions!==void 0)for(const s in e.extensions)i.extensions[s]=e.extensions[s];if(e.lights!==void 0&&(i.lights=e.lights),e.clipping!==void 0&&(i.clipping=e.clipping),e.size!==void 0&&(i.size=e.size),e.sizeAttenuation!==void 0&&(i.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(i.map=n(e.map)),e.matcap!==void 0&&(i.matcap=n(e.matcap)),e.alphaMap!==void 0&&(i.alphaMap=n(e.alphaMap)),e.bumpMap!==void 0&&(i.bumpMap=n(e.bumpMap)),e.bumpScale!==void 0&&(i.bumpScale=e.bumpScale),e.normalMap!==void 0&&(i.normalMap=n(e.normalMap)),e.normalMapType!==void 0&&(i.normalMapType=e.normalMapType),e.normalScale!==void 0){let s=e.normalScale;Array.isArray(s)===!1&&(s=[s,s]),i.normalScale=new q().fromArray(s)}return e.displacementMap!==void 0&&(i.displacementMap=n(e.displacementMap)),e.displacementScale!==void 0&&(i.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(i.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(i.roughnessMap=n(e.roughnessMap)),e.metalnessMap!==void 0&&(i.metalnessMap=n(e.metalnessMap)),e.emissiveMap!==void 0&&(i.emissiveMap=n(e.emissiveMap)),e.emissiveIntensity!==void 0&&(i.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(i.specularMap=n(e.specularMap)),e.specularIntensityMap!==void 0&&(i.specularIntensityMap=n(e.specularIntensityMap)),e.specularColorMap!==void 0&&(i.specularColorMap=n(e.specularColorMap)),e.envMap!==void 0&&(i.envMap=n(e.envMap)),e.envMapIntensity!==void 0&&(i.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(i.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(i.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(i.lightMap=n(e.lightMap)),e.lightMapIntensity!==void 0&&(i.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(i.aoMap=n(e.aoMap)),e.aoMapIntensity!==void 0&&(i.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(i.gradientMap=n(e.gradientMap)),e.clearcoatMap!==void 0&&(i.clearcoatMap=n(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(i.clearcoatNormalScale=new q().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(i.iridescenceMap=n(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(i.transmissionMap=n(e.transmissionMap)),e.thicknessMap!==void 0&&(i.thicknessMap=n(e.thicknessMap)),e.anisotropyMap!==void 0&&(i.anisotropyMap=n(e.anisotropyMap)),e.sheenColorMap!==void 0&&(i.sheenColorMap=n(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){const t={ShadowMaterial:mp,SpriteMaterial:nh,RawShaderMaterial:gp,ShaderMaterial:Pn,PointsMaterial:sh,MeshPhysicalMaterial:_p,MeshStandardMaterial:hh,MeshPhongMaterial:vp,MeshToonMaterial:xp,MeshNormalMaterial:yp,MeshLambertMaterial:Mp,MeshDepthMaterial:Qc,MeshDistanceMaterial:$c,MeshBasicMaterial:Ii,MeshMatcapMaterial:bp,LineDashedMaterial:Sp,LineBasicMaterial:$t,Material:Xt};return new t[e]}}class Rc{static decodeText(e){if(typeof TextDecoder<"u")return new TextDecoder().decode(e);let t="";for(let n=0,i=e.length;n<i;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch{return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class Bp extends Ye{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class zp extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new pi(s.manager);a.setPath(s.path),a.setRequestHeader(s.requestHeader),a.setWithCredentials(s.withCredentials),a.load(e,function(o){try{t(s.parse(JSON.parse(o)))}catch(l){i?i(l):console.error(l),s.manager.itemError(e)}},n,i)}parse(e){const t={},n={};function i(d,m){if(t[m]!==void 0)return t[m];const g=d.interleavedBuffers[m],p=s(d,g.buffer),x=Bs(g.type,p),v=new Po(x,g.stride);return v.uuid=g.uuid,t[m]=v,v}function s(d,m){if(n[m]!==void 0)return n[m];const g=d.arrayBuffers[m],p=new Uint32Array(g).buffer;return n[m]=p,p}const a=e.isInstancedBufferGeometry?new Bp:new Ye,o=e.data.index;if(o!==void 0){const d=Bs(o.type,o.array);a.setIndex(new et(d,1))}const l=e.data.attributes;for(const d in l){const m=l[d];let _;if(m.isInterleavedBufferAttribute){const g=i(e.data,m.data);_=new hs(g,m.itemSize,m.offset,m.normalized)}else{const g=Bs(m.type,m.array),p=m.isInstancedBufferAttribute?Ys:et;_=new p(g,m.itemSize,m.normalized)}m.name!==void 0&&(_.name=m.name),m.usage!==void 0&&_.setUsage(m.usage),a.setAttribute(d,_)}const c=e.data.morphAttributes;if(c)for(const d in c){const m=c[d],_=[];for(let g=0,p=m.length;g<p;g++){const x=m[g];let v;if(x.isInterleavedBufferAttribute){const y=i(e.data,x.data);v=new hs(y,x.itemSize,x.offset,x.normalized)}else{const y=Bs(x.type,x.array);v=new et(y,x.itemSize,x.normalized)}x.name!==void 0&&(v.name=x.name),_.push(v)}a.morphAttributes[d]=_}e.data.morphTargetsRelative&&(a.morphTargetsRelative=!0);const u=e.data.groups||e.data.drawcalls||e.data.offsets;if(u!==void 0)for(let d=0,m=u.length;d!==m;++d){const _=u[d];a.addGroup(_.start,_.count,_.materialIndex)}const f=e.data.boundingSphere;if(f!==void 0){const d=new C;f.center!==void 0&&d.fromArray(f.center),a.boundingSphere=new Gt(d,f.radius)}return e.name&&(a.name=e.name),e.userData&&(a.userData=e.userData),a}}class _M extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=this.path===""?Rc.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;const o=new pi(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(l){let c=null;try{c=JSON.parse(l)}catch(u){i!==void 0&&i(u),console.error("THREE:ObjectLoader: Can't parse "+e+".",u.message);return}const h=c.metadata;if(h===void 0||h.type===void 0||h.type.toLowerCase()==="geometry"){i!==void 0&&i(new Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}s.parse(c,t)},n,i)}async loadAsync(e,t){const n=this,i=this.path===""?Rc.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;const s=new pi(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials);const a=await s.loadAsync(e,t),o=JSON.parse(a),l=o.metadata;if(l===void 0||l.type===void 0||l.type.toLowerCase()==="geometry")throw new Error("THREE.ObjectLoader: Can't load "+e);return await n.parseAsync(o)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),s=this.parseGeometries(e.geometries,i),a=this.parseImages(e.images,function(){t!==void 0&&t(c)}),o=this.parseTextures(e.textures,a),l=this.parseMaterials(e.materials,o),c=this.parseObject(e.object,s,l,o,n),h=this.parseSkeletons(e.skeletons,c);if(this.bindSkeletons(c,h),t!==void 0){let u=!1;for(const f in a)if(a[f].data instanceof HTMLImageElement){u=!0;break}u===!1&&t(c)}return c}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),s=await this.parseImagesAsync(e.images),a=this.parseTextures(e.textures,s),o=this.parseMaterials(e.materials,a),l=this.parseObject(e.object,i,o,a,t),c=this.parseSkeletons(e.skeletons,l);return this.bindSkeletons(l,c),l}parseShapes(e){const t={};if(e!==void 0)for(let n=0,i=e.length;n<i;n++){const s=new as().fromJSON(e[n]);t[s.uuid]=s}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse(function(s){s.isBone&&(i[s.uuid]=s)}),e!==void 0)for(let s=0,a=e.length;s<a;s++){const o=new Lo().fromJSON(e[s],i);n[o.uuid]=o}return n}parseGeometries(e,t){const n={};if(e!==void 0){const i=new zp;for(let s=0,a=e.length;s<a;s++){let o;const l=e[s];switch(l.type){case"BufferGeometry":case"InstancedBufferGeometry":o=i.parse(l);break;default:l.type in zu?o=zu[l.type].fromJSON(l,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${l.type}"`)}o.uuid=l.uuid,l.name!==void 0&&(o.name=l.name),l.userData!==void 0&&(o.userData=l.userData),n[l.uuid]=o}}return n}parseMaterials(e,t){const n={},i={};if(e!==void 0){const s=new Zo;s.setTextures(t);for(let a=0,o=e.length;a<o;a++){const l=e[a];n[l.uuid]===void 0&&(n[l.uuid]=s.parse(l)),i[l.uuid]=n[l.uuid]}}return i}parseAnimations(e){const t={};if(e!==void 0)for(let n=0;n<e.length;n++){const i=e[n],s=Vr.parse(i);t[s.uuid]=s}return t}parseImages(e,t){const n=this,i={};let s;function a(l){return n.manager.itemStart(l),s.load(l,function(){n.manager.itemEnd(l)},void 0,function(){n.manager.itemError(l),n.manager.itemEnd(l)})}function o(l){if(typeof l=="string"){const c=l,h=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c)?c:n.resourcePath+c;return a(h)}else return l.data?{data:Bs(l.type,l.data),width:l.width,height:l.height}:null}if(e!==void 0&&e.length>0){const l=new ph(t);s=new Hr(l),s.setCrossOrigin(this.crossOrigin);for(let c=0,h=e.length;c<h;c++){const u=e[c],f=u.url;if(Array.isArray(f)){const d=[];for(let m=0,_=f.length;m<_;m++){const g=f[m],p=o(g);p!==null&&(p instanceof HTMLImageElement?d.push(p):d.push(new rs(p.data,p.width,p.height)))}i[u.uuid]=new es(d)}else{const d=o(u.url);i[u.uuid]=new es(d)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function s(a){if(typeof a=="string"){const o=a,l=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(o)?o:t.resourcePath+o;return await i.loadAsync(l)}else return a.data?{data:Bs(a.type,a.data),width:a.width,height:a.height}:null}if(e!==void 0&&e.length>0){i=new Hr(this.manager),i.setCrossOrigin(this.crossOrigin);for(let a=0,o=e.length;a<o;a++){const l=e[a],c=l.url;if(Array.isArray(c)){const h=[];for(let u=0,f=c.length;u<f;u++){const d=c[u],m=await s(d);m!==null&&(m instanceof HTMLImageElement?h.push(m):h.push(new rs(m.data,m.width,m.height)))}n[l.uuid]=new es(h)}else{const h=await s(l.url);n[l.uuid]=new es(h)}}}return n}parseTextures(e,t){function n(s,a){return typeof s=="number"?s:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",s),a[s])}const i={};if(e!==void 0)for(let s=0,a=e.length;s<a;s++){const o=e[s];o.image===void 0&&console.warn('THREE.ObjectLoader: No "image" specified for',o.uuid),t[o.image]===void 0&&console.warn("THREE.ObjectLoader: Undefined image",o.image);const l=t[o.image],c=l.data;let h;Array.isArray(c)?(h=new qr,c.length===6&&(h.needsUpdate=!0)):(c&&c.data?h=new rs:h=new Et,c&&(h.needsUpdate=!0)),h.source=l,h.uuid=o.uuid,o.name!==void 0&&(h.name=o.name),o.mapping!==void 0&&(h.mapping=n(o.mapping,vM)),o.channel!==void 0&&(h.channel=o.channel),o.offset!==void 0&&h.offset.fromArray(o.offset),o.repeat!==void 0&&h.repeat.fromArray(o.repeat),o.center!==void 0&&h.center.fromArray(o.center),o.rotation!==void 0&&(h.rotation=o.rotation),o.wrap!==void 0&&(h.wrapS=n(o.wrap[0],Gu),h.wrapT=n(o.wrap[1],Gu)),o.format!==void 0&&(h.format=o.format),o.internalFormat!==void 0&&(h.internalFormat=o.internalFormat),o.type!==void 0&&(h.type=o.type),o.colorSpace!==void 0&&(h.colorSpace=o.colorSpace),o.encoding!==void 0&&(h.encoding=o.encoding),o.minFilter!==void 0&&(h.minFilter=n(o.minFilter,Wu)),o.magFilter!==void 0&&(h.magFilter=n(o.magFilter,Wu)),o.anisotropy!==void 0&&(h.anisotropy=o.anisotropy),o.flipY!==void 0&&(h.flipY=o.flipY),o.generateMipmaps!==void 0&&(h.generateMipmaps=o.generateMipmaps),o.premultiplyAlpha!==void 0&&(h.premultiplyAlpha=o.premultiplyAlpha),o.unpackAlignment!==void 0&&(h.unpackAlignment=o.unpackAlignment),o.compareFunction!==void 0&&(h.compareFunction=o.compareFunction),o.userData!==void 0&&(h.userData=o.userData),i[o.uuid]=h}return i}parseObject(e,t,n,i,s){let a;function o(f){return t[f]===void 0&&console.warn("THREE.ObjectLoader: Undefined geometry",f),t[f]}function l(f){if(f!==void 0){if(Array.isArray(f)){const d=[];for(let m=0,_=f.length;m<_;m++){const g=f[m];n[g]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",g),d.push(n[g])}return d}return n[f]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",f),n[f]}}function c(f){return i[f]===void 0&&console.warn("THREE.ObjectLoader: Undefined texture",f),i[f]}let h,u;switch(e.type){case"Scene":a=new th,e.background!==void 0&&(Number.isInteger(e.background)?a.background=new ye(e.background):a.background=c(e.background)),e.environment!==void 0&&(a.environment=c(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?a.fog=new Ro(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(a.fog=new Co(e.fog.color,e.fog.density)),e.fog.name!==""&&(a.fog.name=e.fog.name)),e.backgroundBlurriness!==void 0&&(a.backgroundBlurriness=e.backgroundBlurriness),e.backgroundIntensity!==void 0&&(a.backgroundIntensity=e.backgroundIntensity);break;case"PerspectiveCamera":a=new Nt(e.fov,e.aspect,e.near,e.far),e.focus!==void 0&&(a.focus=e.focus),e.zoom!==void 0&&(a.zoom=e.zoom),e.filmGauge!==void 0&&(a.filmGauge=e.filmGauge),e.filmOffset!==void 0&&(a.filmOffset=e.filmOffset),e.view!==void 0&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new wo(e.left,e.right,e.top,e.bottom,e.near,e.far),e.zoom!==void 0&&(a.zoom=e.zoom),e.view!==void 0&&(a.view=Object.assign({},e.view));break;case"AmbientLight":a=new Up(e.color,e.intensity);break;case"DirectionalLight":a=new Dp(e.color,e.intensity);break;case"PointLight":a=new Ip(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new Np(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new Lp(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":a=new Pp(e.color,e.groundColor,e.intensity);break;case"LightProbe":a=new Fp().fromJSON(e);break;case"SkinnedMesh":h=o(e.geometry),u=l(e.material),a=new ep(h,u),e.bindMode!==void 0&&(a.bindMode=e.bindMode),e.bindMatrix!==void 0&&a.bindMatrix.fromArray(e.bindMatrix),e.skeleton!==void 0&&(a.skeleton=e.skeleton);break;case"Mesh":h=o(e.geometry),u=l(e.material),a=new At(h,u);break;case"InstancedMesh":h=o(e.geometry),u=l(e.material);const f=e.count,d=e.instanceMatrix,m=e.instanceColor;a=new tp(h,u,f),a.instanceMatrix=new Ys(new Float32Array(d.array),16),m!==void 0&&(a.instanceColor=new Ys(new Float32Array(m.array),m.itemSize));break;case"BatchedMesh":h=o(e.geometry),u=l(e.material),a=new np(e.maxGeometryCount,e.maxVertexCount,e.maxIndexCount,u),a.geometry=h,a.perObjectFrustumCulled=e.perObjectFrustumCulled,a.sortObjects=e.sortObjects,a._drawRanges=e.drawRanges,a._reservedRanges=e.reservedRanges,a._visibility=e.visibility,a._active=e.active,a._bounds=e.bounds.map(_=>{const g=new jt;g.min.fromArray(_.boxMin),g.max.fromArray(_.boxMax);const p=new Gt;return p.radius=_.sphereRadius,p.center.fromArray(_.sphereCenter),{boxInitialized:_.boxInitialized,box:g,sphereInitialized:_.sphereInitialized,sphere:p}}),a._maxGeometryCount=e.maxGeometryCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._geometryCount=e.geometryCount,a._matricesTexture=c(e.matricesTexture.uuid);break;case"LOD":a=new $d;break;case"Line":a=new Pi(o(e.geometry),l(e.material));break;case"LineLoop":a=new ip(o(e.geometry),l(e.material));break;case"LineSegments":a=new qn(o(e.geometry),l(e.material));break;case"PointCloud":case"Points":a=new sp(o(e.geometry),l(e.material));break;case"Sprite":a=new Qd(l(e.material));break;case"Group":a=new ts;break;case"Bone":a=new ih;break;default:a=new nt}if(a.uuid=e.uuid,e.name!==void 0&&(a.name=e.name),e.matrix!==void 0?(a.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(e.position!==void 0&&a.position.fromArray(e.position),e.rotation!==void 0&&a.rotation.fromArray(e.rotation),e.quaternion!==void 0&&a.quaternion.fromArray(e.quaternion),e.scale!==void 0&&a.scale.fromArray(e.scale)),e.up!==void 0&&a.up.fromArray(e.up),e.castShadow!==void 0&&(a.castShadow=e.castShadow),e.receiveShadow!==void 0&&(a.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.bias!==void 0&&(a.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(a.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(a.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&a.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(a.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(a.visible=e.visible),e.frustumCulled!==void 0&&(a.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(a.renderOrder=e.renderOrder),e.userData!==void 0&&(a.userData=e.userData),e.layers!==void 0&&(a.layers.mask=e.layers),e.children!==void 0){const f=e.children;for(let d=0;d<f.length;d++)a.add(this.parseObject(f[d],t,n,i,s))}if(e.animations!==void 0){const f=e.animations;for(let d=0;d<f.length;d++){const m=f[d];a.animations.push(s[m])}}if(e.type==="LOD"){e.autoUpdate!==void 0&&(a.autoUpdate=e.autoUpdate);const f=e.levels;for(let d=0;d<f.length;d++){const m=f[d],_=a.getObjectByProperty("uuid",m.object);_!==void 0&&a.addLevel(_,m.distance,m.hysteresis)}}return a}bindSkeletons(e,t){Object.keys(t).length!==0&&e.traverse(function(n){if(n.isSkinnedMesh===!0&&n.skeleton!==void 0){const i=t[n.skeleton];i===void 0?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",n.skeleton):n.bind(i,n.bindMatrix)}})}}const vM={UVMapping:xo,CubeReflectionMapping:di,CubeRefractionMapping:Ci,EquirectangularReflectionMapping:br,EquirectangularRefractionMapping:Sr,CubeUVReflectionMapping:Js},Gu={RepeatWrapping:Er,ClampToEdgeWrapping:Vt,MirroredRepeatWrapping:Tr},Wu={NearestFilter:bt,NearestMipmapNearestFilter:co,NearestMipmapLinearFilter:mr,LinearFilter:St,LinearMipmapNearestFilter:Nc,LinearMipmapLinearFilter:Ri};class xM extends rn{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=fs.get(e);if(a!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a;const o={};o.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",o.headers=this.requestHeader,fetch(e,o).then(function(l){return l.blob()}).then(function(l){return createImageBitmap(l,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(l){fs.add(e,l),t&&t(l),s.manager.itemEnd(e)}).catch(function(l){i&&i(l),s.manager.itemError(e),s.manager.itemEnd(e)}),s.manager.itemStart(e)}}let Va;class gh{static getContext(){return Va===void 0&&(Va=new(window.AudioContext||window.webkitAudioContext)),Va}static setContext(e){Va=e}}class yM extends rn{constructor(e){super(e)}load(e,t,n,i){const s=this,a=new pi(this.manager);a.setResponseType("arraybuffer"),a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(l){try{const c=l.slice(0);gh.getContext().decodeAudioData(c,function(u){t(u)}).catch(o)}catch(c){o(c)}},n,i);function o(l){i?i(l):console.error(l),s.manager.itemError(e)}}}const Xu=new Ve,qu=new Ve,Hi=new Ve;class MM{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Nt,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Nt,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,Hi.copy(e.projectionMatrix);const i=t.eyeSep/2,s=i*t.near/t.focus,a=t.near*Math.tan(ss*t.fov*.5)/t.zoom;let o,l;qu.elements[12]=-i,Xu.elements[12]=i,o=-a*t.aspect+s,l=a*t.aspect+s,Hi.elements[0]=2*t.near/(l-o),Hi.elements[8]=(l+o)/(l-o),this.cameraL.projectionMatrix.copy(Hi),o=-a*t.aspect-s,l=a*t.aspect-s,Hi.elements[0]=2*t.near/(l-o),Hi.elements[8]=(l+o)/(l-o),this.cameraR.projectionMatrix.copy(Hi)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(qu),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(Xu)}}class kp{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=Yu(),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 e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=Yu();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function Yu(){return(typeof performance>"u"?Date:performance).now()}const Gi=new C,Zu=new Ht,bM=new C,Wi=new C;class SM extends nt{constructor(){super(),this.type="AudioListener",this.context=gh.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new kp}getInput(){return this.gain}removeFilter(){return this.filter!==null&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return this.filter!==null?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Gi,Zu,bM),Wi.set(0,0,-1).applyQuaternion(Zu),t.positionX){const i=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(Gi.x,i),t.positionY.linearRampToValueAtTime(Gi.y,i),t.positionZ.linearRampToValueAtTime(Gi.z,i),t.forwardX.linearRampToValueAtTime(Wi.x,i),t.forwardY.linearRampToValueAtTime(Wi.y,i),t.forwardZ.linearRampToValueAtTime(Wi.z,i),t.upX.linearRampToValueAtTime(n.x,i),t.upY.linearRampToValueAtTime(n.y,i),t.upZ.linearRampToValueAtTime(n.z,i)}else t.setPosition(Gi.x,Gi.y,Gi.z),t.setOrientation(Wi.x,Wi.y,Wi.z,n.x,n.y,n.z)}}class Vp extends nt{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){console.warn("THREE.Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this._connected!==!1){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){if(this.detune=e,this.source.detune!==void 0)return this.isPlaying===!0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return this.hasPlaybackControl===!1?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const Xi=new C,Ku=new Ht,EM=new C,qi=new C;class TM extends Vp{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(Xi,Ku,EM),qi.set(0,0,1).applyQuaternion(Ku);const t=this.panner;if(t.positionX){const n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Xi.x,n),t.positionY.linearRampToValueAtTime(Xi.y,n),t.positionZ.linearRampToValueAtTime(Xi.z,n),t.orientationX.linearRampToValueAtTime(qi.x,n),t.orientationY.linearRampToValueAtTime(qi.y,n),t.orientationZ.linearRampToValueAtTime(qi.z,n)}else t.setPosition(Xi.x,Xi.y,Xi.z),t.setOrientation(qi.x,qi.y,qi.z)}}class wM{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}}class Hp{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,s,a;switch(t){case"quaternion":i=this._slerp,s=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,s=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,s=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=s,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,s=e*i+i;let a=this.cumulativeWeight;if(a===0){for(let o=0;o!==i;++o)n[s+o]=n[o];a=t}else{a+=t;const o=t/a;this._mixBufferRegion(n,s,0,o,i)}this.cumulativeWeight=a}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,s=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const l=t*this._origIndex;this._mixBufferRegion(n,i,l,1-s,t)}a>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){o.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let s=n,a=i;s!==a;++s)t[s]=t[i+s%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,s){if(i>=.5)for(let a=0;a!==s;++a)e[t+a]=e[n+a]}_slerp(e,t,n,i){Ht.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,s){const a=this._workIndex*s;Ht.multiplyQuaternionsFlat(e,a,e,t,e,n),Ht.slerpFlat(e,t,e,t,e,a,i)}_lerp(e,t,n,i,s){const a=1-i;for(let o=0;o!==s;++o){const l=t+o;e[l]=e[l]*a+e[n+o]*i}}_lerpAdditive(e,t,n,i,s){for(let a=0;a!==s;++a){const o=t+a;e[o]=e[o]+e[n+a]*i}}}const _h="\\[\\]\\.:\\/",AM=new RegExp("["+_h+"]","g"),vh="[^"+_h+"]",CM="[^"+_h.replace("\\.","")+"]",RM=/((?:WC+[\/:])*)/.source.replace("WC",vh),PM=/(WCOD+)?/.source.replace("WCOD",CM),LM=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",vh),IM=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",vh),DM=new RegExp("^"+RM+PM+LM+IM+"$"),UM=["material","materials","bones","map"];class NM{constructor(e,t,n){const i=n||tt.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=n.length;i!==s;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}class tt{constructor(e,t,n){this.path=t,this.parsedPath=n||tt.parseTrackName(t),this.node=tt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new tt.Composite(e,t,n):new tt(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(AM,"")}static parseTrackName(e){const t=DM.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){const s=n.nodeName.substring(i+1);UM.indexOf(s)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=s)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){const n=function(s){for(let a=0;a<s.length;a++){const o=s[a];if(o.name===t||o.uuid===t)return o;const l=n(o.children);if(l)return l}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,s=n.length;i!==s;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=tt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let c=t.objectIndex;switch(n){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let h=0;h<e.length;h++)if(e[h].name===c){c=h;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(c!==void 0){if(e[c]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const a=e[i];if(a===void 0){const c=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+c+"."+i+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?o=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let l=this.BindingType.Direct;if(s!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}l=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(l=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}tt.Composite=NM;tt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};tt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};tt.prototype.GetterByBindingType=[tt.prototype._getValue_direct,tt.prototype._getValue_array,tt.prototype._getValue_arrayElement,tt.prototype._getValue_toArray];tt.prototype.SetterByBindingTypeAndVersioning=[[tt.prototype._setValue_direct,tt.prototype._setValue_direct_setNeedsUpdate,tt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[tt.prototype._setValue_array,tt.prototype._setValue_array_setNeedsUpdate,tt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[tt.prototype._setValue_arrayElement,tt.prototype._setValue_arrayElement_setNeedsUpdate,tt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[tt.prototype._setValue_fromArray,tt.prototype._setValue_fromArray_setNeedsUpdate,tt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class OM{constructor(){this.isAnimationObjectGroup=!0,this.uuid=un(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,i=arguments.length;n!==i;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,s=this._bindings,a=s.length;let o,l=e.length,c=this.nCachedObjects_;for(let h=0,u=arguments.length;h!==u;++h){const f=arguments[h],d=f.uuid;let m=t[d];if(m===void 0){m=l++,t[d]=m,e.push(f);for(let _=0,g=a;_!==g;++_)s[_].push(new tt(f,n[_],i[_]))}else if(m<c){o=e[m];const _=--c,g=e[_];t[g.uuid]=m,e[m]=g,t[d]=_,e[_]=f;for(let p=0,x=a;p!==x;++p){const v=s[p],y=v[_];let E=v[m];v[m]=y,E===void 0&&(E=new tt(f,n[p],i[p])),v[_]=E}}else e[m]!==o&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=c}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let s=this.nCachedObjects_;for(let a=0,o=arguments.length;a!==o;++a){const l=arguments[a],c=l.uuid,h=t[c];if(h!==void 0&&h>=s){const u=s++,f=e[u];t[f.uuid]=h,e[h]=f,t[c]=u,e[u]=l;for(let d=0,m=i;d!==m;++d){const _=n[d],g=_[u],p=_[h];_[h]=g,_[u]=p}}}this.nCachedObjects_=s}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let s=this.nCachedObjects_,a=e.length;for(let o=0,l=arguments.length;o!==l;++o){const c=arguments[o],h=c.uuid,u=t[h];if(u!==void 0)if(delete t[h],u<s){const f=--s,d=e[f],m=--a,_=e[m];t[d.uuid]=u,e[u]=d,t[_.uuid]=f,e[f]=_,e.pop();for(let g=0,p=i;g!==p;++g){const x=n[g],v=x[f],y=x[m];x[u]=v,x[f]=y,x.pop()}}else{const f=--a,d=e[f];f>0&&(t[d.uuid]=u),e[u]=d,e.pop();for(let m=0,_=i;m!==_;++m){const g=n[m];g[u]=g[f],g.pop()}}}this.nCachedObjects_=s}subscribe_(e,t){const n=this._bindingsIndicesByPath;let i=n[e];const s=this._bindings;if(i!==void 0)return s[i];const a=this._paths,o=this._parsedPaths,l=this._objects,c=l.length,h=this.nCachedObjects_,u=new Array(c);i=s.length,n[e]=i,a.push(e),o.push(t),s.push(u);for(let f=h,d=l.length;f!==d;++f){const m=l[f];u[f]=new tt(m,e,t)}return u}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(n!==void 0){const i=this._paths,s=this._parsedPaths,a=this._bindings,o=a.length-1,l=a[o],c=e[o];t[c]=n,a[n]=l,a.pop(),s[n]=s[o],s.pop(),i[n]=i[o],i.pop()}}}class Gp{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const s=t.tracks,a=s.length,o=new Array(a),l={endingStart:Qi,endingEnd:Qi};for(let c=0;c!==a;++c){const h=s[c].createInterpolant(null);o[c]=h,h.settings=l}this._interpolantSettings=l,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Md,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const i=this._clip.duration,s=e._clip.duration,a=s/i,o=i/s;e.warp(1,a,t),this.warp(o,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,s=i.time,a=this.timeScale;let o=this._timeScaleInterpolant;o===null&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const l=o.parameterPositions,c=o.sampleValues;return l[0]=s,l[1]=s+n,c[0]=e/a,c[1]=t/a,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled){this._updateWeight(e);return}const s=this._startTime;if(s!==null){const l=(e-s)*n;l<0||n===0?t=0:(this._startTime=null,t=n*l)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case Gc:for(let h=0,u=l.length;h!==u;++h)l[h].evaluate(a),c[h].accumulateAdditive(o);break;case Mo:default:for(let h=0,u=l.length;h!==u;++h)l[h].evaluate(a),c[h].accumulate(i,o)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),i===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,s=this._loopCount;const a=n===bd;if(e===0)return s===-1?i:a&&(s&1)===1?t-i:i;if(n===yd){s===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else if(i<0)i=0;else{this.time=i;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(s===-1&&(e>=0?(s=0,this._setEndings(!0,this.repetitions===0,a)):this._setEndings(this.repetitions===0,!0,a)),i>=t||i<0){const o=Math.floor(i/t);i-=t*o,s+=Math.abs(o);const l=this.repetitions-s;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(l===1){const c=e<0;this._setEndings(c,!c,a)}else this._setEndings(!1,!1,a);this._loopCount=s,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=i;if(a&&(s&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=$i,i.endingEnd=$i):(e?i.endingStart=this.zeroSlopeAtStart?$i:Qi:i.endingStart=Cr,t?i.endingEnd=this.zeroSlopeAtEnd?$i:Qi:i.endingEnd=Cr)}_scheduleFading(e,t,n){const i=this._mixer,s=i.time;let a=this._weightInterpolant;a===null&&(a=i._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=s,l[0]=t,o[1]=s+e,l[1]=n,this}}const FM=new Float32Array(1);class BM extends Xn{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,s=i.length,a=e._propertyBindings,o=e._interpolants,l=n.uuid,c=this._bindingsByRootAndName;let h=c[l];h===void 0&&(h={},c[l]=h);for(let u=0;u!==s;++u){const f=i[u],d=f.name;let m=h[d];if(m!==void 0)++m.referenceCount,a[u]=m;else{if(m=a[u],m!==void 0){m._cacheIndex===null&&(++m.referenceCount,this._addInactiveBinding(m,l,d));continue}const _=t&&t._propertyBindings[u].binding.parsedPath;m=new Hp(tt.create(n,d,_),f.ValueTypeName,f.getValueSize()),++m.referenceCount,this._addInactiveBinding(m,l,d),a[u]=m}o[u].resultBuffer=m.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,s=this._actionsByClip[i];this._bindAction(e,s&&s.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];s.useCount++===0&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.useCount===0&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,s=this._actionsByClip;let a=s[t];if(a===void 0)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,s[t]=a;else{const o=a.knownActions;e._byClipCacheIndex=o.length,o.push(e)}e._cacheIndex=i.length,i.push(e),a.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const s=e._clip.uuid,a=this._actionsByClip,o=a[s],l=o.knownActions,c=l[l.length-1],h=e._byClipCacheIndex;c._byClipCacheIndex=h,l[h]=c,l.pop(),e._byClipCacheIndex=null;const u=o.actionByRoot,f=(e._localRoot||this._root).uuid;delete u[f],l.length===0&&delete a[s],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const s=t[n];--s.referenceCount===0&&this._removeInactiveBinding(s)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,s=this._bindings;let a=i[t];a===void 0&&(a={},i[t]=a),a[n]=e,e._cacheIndex=s.length,s.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,s=n.path,a=this._bindingsByRootAndName,o=a[i],l=t[t.length-1],c=e._cacheIndex;l._cacheIndex=c,t[c]=l,t.pop(),delete o[s],Object.keys(o).length===0&&delete a[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,s=t[i];e._cacheIndex=i,t[i]=e,s._cacheIndex=n,t[n]=s}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new fh(new Float32Array(2),new Float32Array(2),1,FM),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,s=t[i];e.__cacheIndex=i,t[i]=e,s.__cacheIndex=n,t[n]=s}clipAction(e,t,n){const i=t||this._root,s=i.uuid;let a=typeof e=="string"?Vr.findByName(i,e):e;const o=a!==null?a.uuid:e,l=this._actionsByClip[o];let c=null;if(n===void 0&&(a!==null?n=a.blendMode:n=Mo),l!==void 0){const u=l.actionByRoot[s];if(u!==void 0&&u.blendMode===n)return u;c=l.knownActions[0],a===null&&(a=c._clip)}if(a===null)return null;const h=new Gp(this,a,t,n);return this._bindAction(h,c),this._addInactiveAction(h,o,s),h}existingAction(e,t){const n=t||this._root,i=n.uuid,s=typeof e=="string"?Vr.findByName(n,e):e,a=s?s.uuid:e,o=this._actionsByClip[a];return o!==void 0&&o.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,s=Math.sign(e),a=this._accuIndex^=1;for(let c=0;c!==n;++c)t[c]._update(i,e,s,a);const o=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)o[c].apply(a);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,s=i[n];if(s!==void 0){const a=s.knownActions;for(let o=0,l=a.length;o!==l;++o){const c=a[o];this._deactivateAction(c);const h=c._cacheIndex,u=t[t.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,u._cacheIndex=h,t[h]=u,t.pop(),this._removeInactiveBindingsForAction(c)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const a in n){const o=n[a].actionByRoot,l=o[t];l!==void 0&&(this._deactivateAction(l),this._removeInactiveAction(l))}const i=this._bindingsByRootAndName,s=i[t];if(s!==void 0)for(const a in s){const o=s[a];o.restoreOriginalState(),this._removeInactiveBinding(o)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class xh{constructor(e){this.value=e}clone(){return new xh(this.value.clone===void 0?this.value:this.value.clone())}}let zM=0;class kM extends Xn{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:zM++}),this.name="",this.usage=Dr,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return t!==-1&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,i=t.length;n<i;n++)this.uniforms.push(t[n].clone());return this}clone(){return new this.constructor().copy(this)}}class VM extends Po{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class HM{constructor(e,t,n,i,s){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=s,this.version=0}set needsUpdate(e){e===!0&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}class Wp{constructor(e,t,n=0,i=1/0){this.ray=new ds(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new Eo,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}intersectObject(e,t=!0,n=[]){return Pc(e,this,n,t),n.sort(Ju),n}intersectObjects(e,t=!0,n=[]){for(let i=0,s=e.length;i<s;i++)Pc(e[i],this,n,t);return n.sort(Ju),n}}function Ju(r,e){return r.distance-e.distance}function Pc(r,e,t,n){if(r.layers.test(e.layers)&&r.raycast(e,t),n===!0){const i=r.children;for(let s=0,a=i.length;s<a;s++)Pc(i[s],e,t,!0)}}class Lc{constructor(e=1,t=0,n=0){return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(pt(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class GM{constructor(e=1,t=0,n=0){return this.radius=e,this.theta=t,this.y=n,this}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return new this.constructor().copy(this)}}const ju=new q;class WM{constructor(e=new q(1/0,1/0),t=new q(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=ju.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y)}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,ju).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Qu=new C,Ha=new C;class XM{constructor(e=new C,t=new C){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Qu.subVectors(e,this.start),Ha.subVectors(this.end,this.start);const n=Ha.dot(Ha);let s=Ha.dot(Qu)/n;return t&&(s=pt(s,0,1)),s}closestPointToPoint(e,t,n){const i=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}}const $u=new C;class qM extends nt{constructor(e,t){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new Ye,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let a=0,o=1,l=32;a<l;a++,o++){const c=a/l*Math.PI*2,h=o/l*Math.PI*2;i.push(Math.cos(c),Math.sin(c),1,Math.cos(h),Math.sin(h),1)}n.setAttribute("position",new we(i,3));const s=new $t({fog:!1,toneMapped:!1});this.cone=new qn(n,s),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),$u.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt($u),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const bi=new C,Ga=new Ve,Nl=new Ve;class YM extends qn{constructor(e){const t=Xp(e),n=new Ye,i=[],s=[],a=new ye(0,0,1),o=new ye(0,1,0);for(let c=0;c<t.length;c++){const h=t[c];h.parent&&h.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),s.push(a.r,a.g,a.b),s.push(o.r,o.g,o.b))}n.setAttribute("position",new we(i,3)),n.setAttribute("color",new we(s,3));const l=new $t({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,l),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,i=n.getAttribute("position");Nl.copy(this.root.matrixWorld).invert();for(let s=0,a=0;s<t.length;s++){const o=t[s];o.parent&&o.parent.isBone&&(Ga.multiplyMatrices(Nl,o.matrixWorld),bi.setFromMatrixPosition(Ga),i.setXYZ(a,bi.x,bi.y,bi.z),Ga.multiplyMatrices(Nl,o.parent.matrixWorld),bi.setFromMatrixPosition(Ga),i.setXYZ(a+1,bi.x,bi.y,bi.z),a+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function Xp(r){const e=[];r.isBone===!0&&e.push(r);for(let t=0;t<r.children.length;t++)e.push.apply(e,Xp(r.children[t]));return e}class ZM extends At{constructor(e,t,n){const i=new jr(t,4,2),s=new Ii({wireframe:!0,fog:!1,toneMapped:!1});super(i,s),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.color!==void 0?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const KM=new C,ef=new ye,tf=new ye;class JM extends nt{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new Jr(t);i.rotateY(Math.PI*.5),this.material=new Ii({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);const s=i.getAttribute("position"),a=new Float32Array(s.count*3);i.setAttribute("color",new et(a,3)),this.add(new At(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(this.color!==void 0)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");ef.copy(this.light.color),tf.copy(this.light.groundColor);for(let n=0,i=t.count;n<i;n++){const s=n<i/2?ef:tf;t.setXYZ(n,s.r,s.g,s.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(KM.setFromMatrixPosition(this.light.matrixWorld).negate())}}class jM extends qn{constructor(e=10,t=10,n=4473924,i=8947848){n=new ye(n),i=new ye(i);const s=t/2,a=e/t,o=e/2,l=[],c=[];for(let f=0,d=0,m=-o;f<=t;f++,m+=a){l.push(-o,0,m,o,0,m),l.push(m,0,-o,m,0,o);const _=f===s?n:i;_.toArray(c,d),d+=3,_.toArray(c,d),d+=3,_.toArray(c,d),d+=3,_.toArray(c,d),d+=3}const h=new Ye;h.setAttribute("position",new we(l,3)),h.setAttribute("color",new we(c,3));const u=new $t({vertexColors:!0,toneMapped:!1});super(h,u),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class QM extends qn{constructor(e=10,t=16,n=8,i=64,s=4473924,a=8947848){s=new ye(s),a=new ye(a);const o=[],l=[];if(t>1)for(let u=0;u<t;u++){const f=u/t*(Math.PI*2),d=Math.sin(f)*e,m=Math.cos(f)*e;o.push(0,0,0),o.push(d,0,m);const _=u&1?s:a;l.push(_.r,_.g,_.b),l.push(_.r,_.g,_.b)}for(let u=0;u<n;u++){const f=u&1?s:a,d=e-e/n*u;for(let m=0;m<i;m++){let _=m/i*(Math.PI*2),g=Math.sin(_)*d,p=Math.cos(_)*d;o.push(g,0,p),l.push(f.r,f.g,f.b),_=(m+1)/i*(Math.PI*2),g=Math.sin(_)*d,p=Math.cos(_)*d,o.push(g,0,p),l.push(f.r,f.g,f.b)}}const c=new Ye;c.setAttribute("position",new we(o,3)),c.setAttribute("color",new we(l,3));const h=new $t({vertexColors:!0,toneMapped:!1});super(c,h),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const nf=new C,Wa=new C,sf=new C;class $M extends nt{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",t===void 0&&(t=1);let i=new Ye;i.setAttribute("position",new we([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const s=new $t({fog:!1,toneMapped:!1});this.lightPlane=new Pi(i,s),this.add(this.lightPlane),i=new Ye,i.setAttribute("position",new we([0,0,0,0,0,1],3)),this.targetLine=new Pi(i,s),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),nf.setFromMatrixPosition(this.light.matrixWorld),Wa.setFromMatrixPosition(this.light.target.matrixWorld),sf.subVectors(Wa,nf),this.lightPlane.lookAt(Wa),this.color!==void 0?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Wa),this.targetLine.scale.z=sf.length()}}const Xa=new C,dt=new To;class eb extends qn{constructor(e){const t=new Ye,n=new $t({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],s=[],a={};o("n1","n2"),o("n2","n4"),o("n4","n3"),o("n3","n1"),o("f1","f2"),o("f2","f4"),o("f4","f3"),o("f3","f1"),o("n1","f1"),o("n2","f2"),o("n3","f3"),o("n4","f4"),o("p","n1"),o("p","n2"),o("p","n3"),o("p","n4"),o("u1","u2"),o("u2","u3"),o("u3","u1"),o("c","t"),o("p","c"),o("cn1","cn2"),o("cn3","cn4"),o("cf1","cf2"),o("cf3","cf4");function o(m,_){l(m),l(_)}function l(m){i.push(0,0,0),s.push(0,0,0),a[m]===void 0&&(a[m]=[]),a[m].push(i.length/3-1)}t.setAttribute("position",new we(i,3)),t.setAttribute("color",new we(s,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update();const c=new ye(16755200),h=new ye(16711680),u=new ye(43775),f=new ye(16777215),d=new ye(3355443);this.setColors(c,h,u,f,d)}setColors(e,t,n,i,s){const o=this.geometry.getAttribute("color");o.setXYZ(0,e.r,e.g,e.b),o.setXYZ(1,e.r,e.g,e.b),o.setXYZ(2,e.r,e.g,e.b),o.setXYZ(3,e.r,e.g,e.b),o.setXYZ(4,e.r,e.g,e.b),o.setXYZ(5,e.r,e.g,e.b),o.setXYZ(6,e.r,e.g,e.b),o.setXYZ(7,e.r,e.g,e.b),o.setXYZ(8,e.r,e.g,e.b),o.setXYZ(9,e.r,e.g,e.b),o.setXYZ(10,e.r,e.g,e.b),o.setXYZ(11,e.r,e.g,e.b),o.setXYZ(12,e.r,e.g,e.b),o.setXYZ(13,e.r,e.g,e.b),o.setXYZ(14,e.r,e.g,e.b),o.setXYZ(15,e.r,e.g,e.b),o.setXYZ(16,e.r,e.g,e.b),o.setXYZ(17,e.r,e.g,e.b),o.setXYZ(18,e.r,e.g,e.b),o.setXYZ(19,e.r,e.g,e.b),o.setXYZ(20,e.r,e.g,e.b),o.setXYZ(21,e.r,e.g,e.b),o.setXYZ(22,e.r,e.g,e.b),o.setXYZ(23,e.r,e.g,e.b),o.setXYZ(24,t.r,t.g,t.b),o.setXYZ(25,t.r,t.g,t.b),o.setXYZ(26,t.r,t.g,t.b),o.setXYZ(27,t.r,t.g,t.b),o.setXYZ(28,t.r,t.g,t.b),o.setXYZ(29,t.r,t.g,t.b),o.setXYZ(30,t.r,t.g,t.b),o.setXYZ(31,t.r,t.g,t.b),o.setXYZ(32,n.r,n.g,n.b),o.setXYZ(33,n.r,n.g,n.b),o.setXYZ(34,n.r,n.g,n.b),o.setXYZ(35,n.r,n.g,n.b),o.setXYZ(36,n.r,n.g,n.b),o.setXYZ(37,n.r,n.g,n.b),o.setXYZ(38,i.r,i.g,i.b),o.setXYZ(39,i.r,i.g,i.b),o.setXYZ(40,s.r,s.g,s.b),o.setXYZ(41,s.r,s.g,s.b),o.setXYZ(42,s.r,s.g,s.b),o.setXYZ(43,s.r,s.g,s.b),o.setXYZ(44,s.r,s.g,s.b),o.setXYZ(45,s.r,s.g,s.b),o.setXYZ(46,s.r,s.g,s.b),o.setXYZ(47,s.r,s.g,s.b),o.setXYZ(48,s.r,s.g,s.b),o.setXYZ(49,s.r,s.g,s.b),o.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap,n=1,i=1;dt.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),yt("c",t,e,dt,0,0,-1),yt("t",t,e,dt,0,0,1),yt("n1",t,e,dt,-n,-i,-1),yt("n2",t,e,dt,n,-i,-1),yt("n3",t,e,dt,-n,i,-1),yt("n4",t,e,dt,n,i,-1),yt("f1",t,e,dt,-n,-i,1),yt("f2",t,e,dt,n,-i,1),yt("f3",t,e,dt,-n,i,1),yt("f4",t,e,dt,n,i,1),yt("u1",t,e,dt,n*.7,i*1.1,-1),yt("u2",t,e,dt,-n*.7,i*1.1,-1),yt("u3",t,e,dt,0,i*2,-1),yt("cf1",t,e,dt,-n,0,1),yt("cf2",t,e,dt,n,0,1),yt("cf3",t,e,dt,0,-i,1),yt("cf4",t,e,dt,0,i,1),yt("cn1",t,e,dt,-n,0,-1),yt("cn2",t,e,dt,n,0,-1),yt("cn3",t,e,dt,0,-i,-1),yt("cn4",t,e,dt,0,i,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function yt(r,e,t,n,i,s,a){Xa.set(i,s,a).unproject(n);const o=e[r];if(o!==void 0){const l=t.getAttribute("position");for(let c=0,h=o.length;c<h;c++)l.setXYZ(o[c],Xa.x,Xa.y,Xa.z)}}const qa=new jt;class tb extends qn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(8*3),s=new Ye;s.setIndex(new et(n,1)),s.setAttribute("position",new et(i,3)),super(s,new $t({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(e!==void 0&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),this.object!==void 0&&qa.setFromObject(this.object),qa.isEmpty())return;const t=qa.min,n=qa.max,i=this.geometry.attributes.position,s=i.array;s[0]=n.x,s[1]=n.y,s[2]=n.z,s[3]=t.x,s[4]=n.y,s[5]=n.z,s[6]=t.x,s[7]=t.y,s[8]=n.z,s[9]=n.x,s[10]=t.y,s[11]=n.z,s[12]=n.x,s[13]=n.y,s[14]=t.z,s[15]=t.x,s[16]=n.y,s[17]=t.z,s[18]=t.x,s[19]=t.y,s[20]=t.z,s[21]=n.x,s[22]=t.y,s[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class nb extends qn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],s=new Ye;s.setIndex(new et(n,1)),s.setAttribute("position",new we(i,3)),super(s,new $t({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}class ib extends Pi{constructor(e,t=1,n=16776960){const i=n,s=[1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],a=new Ye;a.setAttribute("position",new we(s,3)),a.computeBoundingSphere(),super(a,new $t({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const o=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],l=new Ye;l.setAttribute("position",new we(o,3)),l.computeBoundingSphere(),this.add(new At(l,new Ii({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const rf=new C;let Ya,Ol;class sb extends nt{constructor(e=new C(0,0,1),t=new C(0,0,0),n=1,i=16776960,s=n*.2,a=s*.2){super(),this.type="ArrowHelper",Ya===void 0&&(Ya=new Ye,Ya.setAttribute("position",new we([0,0,0,0,1,0],3)),Ol=new Qs(0,.5,1,5,1),Ol.translate(0,-.5,0)),this.position.copy(t),this.line=new Pi(Ya,new $t({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new At(Ol,new Ii({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,s,a)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{rf.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(rf,t)}}setLength(e,t=e*.2,n=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class rb extends qn{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new Ye;i.setAttribute("position",new we(t,3)),i.setAttribute("color",new we(n,3));const s=new $t({vertexColors:!0,toneMapped:!1});super(i,s),this.type="AxesHelper"}setColors(e,t,n){const i=new ye,s=this.geometry.attributes.color.array;return i.set(e),i.toArray(s,0),i.toArray(s,3),i.set(t),i.toArray(s,6),i.toArray(s,9),i.set(n),i.toArray(s,12),i.toArray(s,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class ab{constructor(){this.type="ShapePath",this.color=new ye,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Nr,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,s,a){return this.currentPath.bezierCurveTo(e,t,n,i,s,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(p){const x=[];for(let v=0,y=p.length;v<y;v++){const E=p[v],b=new as;b.curves=E.curves,x.push(b)}return x}function n(p,x){const v=x.length;let y=!1;for(let E=v-1,b=0;b<v;E=b++){let 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lb(r){return{all:r=r||new Map,on:function(e,t){var n=r.get(e);n?n.push(t):r.set(e,[t])},off:function(e,t){var n=r.get(e);n&&(t?n.splice(n.indexOf(t)>>>0,1):r.set(e,[]))},emit:function(e,t){var n=r.get(e);n&&n.slice().map(function(i){i(t)}),(n=r.get("*"))&&n.slice().map(function(i){i(e,t)})}}}class Si{constructor(){ft(this,"allVertices",{});ft(this,"isolatedVertices",{});ft(this,"connectedVertices",{});ft(this,"sortedConnectedValues",[]);ft(this,"needsSort",!1);ft(this,"emitter",lb());ft(this,"emit",this.emitter.emit.bind(this.emitter));ft(this,"on",this.emitter.on.bind(this.emitter));ft(this,"off",this.emitter.off.bind(this.emitter));ft(this,"getKey",e=>typeof e=="object"?e.key:e)}get sortedVertices(){return this.mapNodes(e=>e)}moveToIsolated(e){const t=this.connectedVertices[e];t&&(this.isolatedVertices[e]=t,delete this.connectedVertices[e])}moveToConnected(e){const t=this.isolatedVertices[e];t&&(this.connectedVertices[e]=t,delete 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i.TOUCH_DOLLY_ROTATE:if(n.enableZoom===!1&&n.enableRotate===!1)return;Ce(I),n.update();break;default:s=i.NONE}}function ne(I){n.enabled!==!1&&I.preventDefault()}function N(I){S.push(I)}function fe(I){delete L[I.pointerId];for(let ce=0;ce<S.length;ce++)if(S[ce].pointerId==I.pointerId){S.splice(ce,1);return}}function le(I){let ce=L[I.pointerId];ce===void 0&&(ce=new q,L[I.pointerId]=ce),ce.set(I.pageX,I.pageY)}function ge(I){const ce=I.pointerId===S[0].pointerId?S[1]:S[0];return L[ce.pointerId]}n.domElement.addEventListener("contextmenu",ne),n.domElement.addEventListener("pointerdown",ve),n.domElement.addEventListener("pointercancel",Ne),n.domElement.addEventListener("wheel",R,{passive:!1}),this.update()}};const RS=r=>({ref:r&1}),xf=r=>({ref:r[0]});function PS(r){let e;const t=r[6].default,n=_n(t,r,r[8],xf);return{c(){n&&n.c()},l(i){n&&n.l(i)},m(i,s){n&&n.m(i,s),e=!0},p(i,s){n&&n.p&&(!e||s&257)&&vn(n,t,i,i[8],e?yn(t,i[8],s,RS):xn(i[8]),xf)},i(i){e||(Pe(n,i),e=!0)},o(i){Be(n,i),e=!1},d(i){n&&n.d(i)}}}function LS(r){let e,t;const n=[{is:r[0]},r[5]];let i={$$slots:{default:[PS,({ref:s})=>({0:s}),({ref:s})=>s?1:0]},$$scope:{ctx:r}};for(let s=0;s<n.length;s+=1)i=Wt(i,n[s]);return e=new Wn({props:i}),r[7](e),e.$on("change",r[3]),{c(){mt(e.$$.fragment)},l(s){gt(e.$$.fragment,s)},m(s,a){_t(e,s,a),t=!0},p(s,[a]){const o=a&33?Zs(n,[a&1&&{is:s[0]},a&32&&_o(s[5])]):{};a&257&&(o.$$scope={dirty:a,ctx:s}),e.$set(o)},i(s){t||(Pe(e.$$.fragment,s),t=!0)},o(s){Be(e.$$.fragment,s),t=!1},d(s){r[7](null),vt(e,s)}}}function IS(r,e,t){const n=["ref"];let i=Hn(e,n),s,a,{$$slots:o={},$$scope:l}=e;const c=qp();Mt(r,c,v=>t(9,s=v));const h=v=>v.isCamera,{renderer:u,invalidate:f}=mi();if(!h(s))throw new Error("Parent missing: <OrbitControls> need to be a child of a <Camera>");const d=new CS(s,u.domElement),{start:m,stop:_}=bh(d.update,{autoStart:!1,autoInvalidate:!1}),g=Ko();Mt(r,g,v=>t(1,a=v));const{orbitControls:p}=wS();p.set(d),gn(()=>p.set(void 0));function x(v){Fn[v?"unshift":"push"](()=>{a=v,g.set(a)})}return r.$$set=v=>{e=Wt(Wt({},e),Hs(v)),t(5,i=Hn(e,n)),"$$scope"in v&&t(8,l=v.$$scope)},r.$$.update=()=>{i.autoRotate||i.enableDamping?m():_()},[d,a,c,f,g,i,o,x,l]}class DS extends fn{constructor(e){super(),dn(this,e,IS,LS,Qt,{ref:0})}get ref(){return this.$$.ctx[0]}}new Ve;new Ve;new At;const fr=(r,e,t,n,i)=>{r[e+0]=t,r[e+1]=n,r[e+2]=i,r[e+3]=t,r[e+4]=n,r[e+5]=i},yf=(r,e,t,n)=>{r[e+0]=t,r[e+1]=n},Mf=(r,e,t,n,i)=>{r[e+0]=t,r[e+1]=n,r[e+2]=i},US=(r,e,t,n,i,s)=>{r[e+0]=t,r[e+1]=n,r[e+2]=i,r[e+3]=s},NS=r=>({}),bf=r=>({ref:r[1]});function OS(r){let e;const t=r[7].default,n=_n(t,r,r[9],bf);return{c(){n&&n.c()},l(i){n&&n.l(i)},m(i,s){n&&n.m(i,s),e=!0},p(i,s){n&&n.p&&(!e||s&512)&&vn(n,t,i,i[9],e?yn(t,i[9],s,NS):xn(i[9]),bf)},i(i){e||(Pe(n,i),e=!0)},o(i){Be(n,i),e=!1},d(i){n&&n.d(i)}}}function FS(r){let e,t;const n=[{is:r[1]},r[3]];let i={$$slots:{default:[OS]},$$scope:{ctx:r}};for(let s=0;s<n.length;s+=1)i=Wt(i,n[s]);return e=new Wn({props:i}),r[8](e),{c(){mt(e.$$.fragment)},l(s){gt(e.$$.fragment,s)},m(s,a){_t(e,s,a),t=!0},p(s,[a]){const o=a&10?Zs(n,[a&2&&{is:s[1]},a&8&&_o(s[3])]):{};a&512&&(o.$$scope={dirty:a,ctx:s}),e.$set(o)},i(s){t||(Pe(e.$$.fragment,s),t=!0)},o(s){Be(e.$$.fragment,s),t=!1},d(s){r[8](null),vt(e,s)}}}function BS(r,e,t){const n=["points","shape","shapeFunction"];let i=Hn(e,n),s,{$$slots:a={},$$scope:o}=e,{points:l=[]}=e,{shape:c="none"}=e,{shapeFunction:h=x=>1}=e,u;const{invalidate:f}=mi(),m=(()=>{u=l.length;let x=[],v=0,y=[],E=[],b=0,S=[],L=0,M=[],A=0;c==="taper"&&t(4,h=z=>1*Math.pow(4*z*(1-z),1));for(let z=0;z<u;z++){const K=z/l.length;x[v+0]=K,x[v+1]=K,v+=2,yf(y,b,1,-1);let D=c==="none"?1:h(z/(u-1));if(yf(E,b,D,D),b+=2,US(S,L,z/(u-1),0,z/(u-1),1),L+=4,z<u-1){const F=z*2;Mf(M,A,F+0,F+1,F+2),Mf(M,A+3,F+2,F+1,F+3),A+=6}}const U=new Ye;return U.setAttribute("position",new et(new Float32Array(u*6),3)),U.setAttribute("previous",new et(new Float32Array(u*6),3)),U.setAttribute("next",new et(new Float32Array(u*6),3)),U.setAttribute("counters",new et(new Float32Array(x),1)),U.setAttribute("side",new et(new Float32Array(y),1)),U.setAttribute("width",new et(new Float32Array(E),1)),U.setAttribute("uv",new et(new Float32Array(S),2)),U.setIndex(new et(new Uint16Array(M),1)),U})(),_=x=>{if(!x[0]||x.length!=u)return;let v=[],y=[],E=[],b=0,S=0,L=0;fr(y,S,x[0].x,x[0].y,x[0].z),S+=6;for(let z=0;z<u;z++){const K=x[z];fr(v,b,K.x,K.y,K.z),b+=6,z<u-1&&(fr(y,S,K.x,K.y,K.z),S+=6),z>0&&z+1<=u&&(fr(E,L,K.x,K.y,K.z),L+=6)}fr(E,L,x[u-1].x,x[u-1].y,x[u-1].z);const M=m.getAttribute("position").set(v),A=m.getAttribute("previous").set(y),U=m.getAttribute("next").set(E);M.needsUpdate=!0,A.needsUpdate=!0,U.needsUpdate=!0,m.computeBoundingSphere(),f()},g=Ko();Mt(r,g,x=>t(0,s=x));function p(x){Fn[x?"unshift":"push"](()=>{s=x,g.set(s)})}return r.$$set=x=>{e=Wt(Wt({},e),Hs(x)),t(3,i=Hn(e,n)),"points"in x&&t(5,l=x.points),"shape"in x&&t(6,c=x.shape),"shapeFunction"in x&&t(4,h=x.shapeFunction),"$$scope"in x&&t(9,o=x.$$scope)},r.$$.update=()=>{r.$$.dirty&32&&_(l)},[s,m,g,i,h,l,c,a,p,o]}class zS extends fn{constructor(e){super(),dn(this,e,BS,FS,Qt,{points:5,shape:6,shapeFunction:4})}}const kS=`
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>

uniform float useDash;
uniform float dashArray;
uniform float dashOffset;
uniform float dashRatio;
uniform sampler2D alphaMap;
uniform float useAlphaMap;

varying vec2 vUV;
varying vec4 vColor;
varying float vCounters;

void main()	{
	#include <logdepthbuf_fragment>
	#include <${TS<154?"encodings_fragment":"colorspace_fragment"}>

	vec4 c = vColor;

	if( useAlphaMap == 1. ) c.a *= texture2D( alphaMap, vUV ).r;

	if( useDash == 1. ){
			c.a *= ceil(mod(vCounters + dashOffset, dashArray) - (dashArray * dashRatio));
	}

	gl_FragColor = LinearTosRGB(c);
}
`,VS=`
    ${Fe.logdepthbuf_pars_vertex}
    ${Fe.fog_pars_vertex}

    attribute vec3 previous;
    attribute vec3 next;
    attribute float side;
    attribute float width;
    attribute float counters;

    uniform vec2 resolution;
    uniform float lineWidth;
    uniform vec3 color;
    uniform float opacity;
    uniform float sizeAttenuation;
    uniform float scaleDown;

    varying vec2 vUV;
    varying vec4 vColor;
    varying float vCounters;

    vec2 intoScreen(vec4 i) {
        return resolution * (0.5 * i.xy / i.w + 0.5);
    }

    void main() {
        float aspect = resolution.y / resolution.x;

        mat4 m = projectionMatrix * modelViewMatrix;

        vec4 currentClip = m * vec4( position, 1.0 );
        vec4 prevClip = m * vec4( previous, 1.0 );
        vec4 nextClip = m * vec4( next, 1.0 );

        vec4 currentNormed = currentClip / currentClip.w;
        vec4 prevNormed = prevClip / prevClip.w;
        vec4 nextNormed = nextClip / nextClip.w;

        vec2 currentScreen = intoScreen(currentNormed);
        vec2 prevScreen = intoScreen(prevNormed);
        vec2 nextScreen = intoScreen(nextNormed);

        float actualWidth = lineWidth * width;

        vec2 dir;
        if(nextScreen == currentScreen) {
            dir = normalize( currentScreen - prevScreen );
        } else if(prevScreen == currentScreen) {
            dir = normalize( nextScreen - currentScreen );
        } else {
            vec2 inDir = currentScreen - prevScreen;
            vec2 outDir = nextScreen - currentScreen;
            vec2 fullDir = nextScreen - prevScreen;

            if(length(fullDir) > 0.0) {
                dir = normalize(fullDir);
            } else if(length(inDir) > 0.0){
                dir = normalize(inDir);
            } else {
                dir = normalize(outDir);
            }
        }

        vec2 normal = vec2(-dir.y, dir.x);

        if(sizeAttenuation != 0.0) {
            normal /= currentClip.w;
            normal *= min(resolution.x, resolution.y);
        }

        if (scaleDown > 0.0) {
            float dist = length(nextNormed - prevNormed);
            normal *= smoothstep(0.0, scaleDown, dist);
        }

        vec2 offsetInScreen = actualWidth * normal * side * 0.5;

        vec2 withOffsetScreen = currentScreen + offsetInScreen;
        vec3 withOffsetNormed = vec3((2.0 * withOffsetScreen/resolution - 1.0), currentNormed.z);

        vCounters = counters;
        vColor = vec4( color, opacity );
        vUV = uv;

        gl_Position = currentClip.w * vec4(withOffsetNormed, 1.0);

        ${Fe.logdepthbuf_vertex}
        ${Fe.fog_vertex}
    }
`,HS=r=>({ref:r&1}),Sf=r=>({ref:r[0]});function GS(r){let e;const t=r[15].default,n=_n(t,r,r[17],Sf);return{c(){n&&n.c()},l(i){n&&n.l(i)},m(i,s){n&&n.m(i,s),e=!0},p(i,s){n&&n.p&&(!e||s&131073)&&vn(n,t,i,i[17],e?yn(t,i[17],s,HS):xn(i[17]),Sf)},i(i){e||(Pe(n,i),e=!0)},o(i){Be(n,i),e=!1},d(i){n&&n.d(i)}}}function WS(r){let e,t;const n=[{is:r[0]},r[4],{fragmentShader:kS},{vertexShader:VS}];let i={$$slots:{default:[GS]},$$scope:{ctx:r}};for(let s=0;s<n.length;s+=1)i=Wt(i,n[s]);return e=new Wn({props:i}),r[16](e),{c(){mt(e.$$.fragment)},l(s){gt(e.$$.fragment,s)},m(s,a){_t(e,s,a),t=!0},p(s,[a]){const o=a&17?Zs(n,[a&1&&{is:s[0]},a&16&&_o(s[4]),n[2],n[3]]):{};a&131073&&(o.$$scope={dirty:a,ctx:s}),e.$set(o)},i(s){t||(Pe(e.$$.fragment,s),t=!0)},o(s){Be(e.$$.fragment,s),t=!1},d(s){r[16](null),vt(e,s)}}}function XS(r,e,t){const n=["opacity","color","dashOffset","dashArray","dashRatio","attenuate","width","scaleDown","alphaMap"];let i=Hn(e,n),s,a,{$$slots:o={},$$scope:l}=e,{opacity:c=1}=e,{color:h="#ffffff"}=e,{dashOffset:u=0}=e,{dashArray:f=0}=e,{dashRatio:d=0}=e,{attenuate:m=!0}=e,{width:_=1}=e,{scaleDown:g=0}=e,{alphaMap:p=void 0}=e,{invalidate:x,size:v}=mi();Mt(r,v,S=>t(14,s=S));const y=new Pn({uniforms:{lineWidth:{value:_},color:{value:new ye(h)},opacity:{value:c},resolution:{value:new q(1,1)},sizeAttenuation:{value:m?1:0},dashArray:{value:f},dashOffset:{value:u},dashRatio:{value:d},useDash:{value:f>0?1:0},scaleDown:{value:g/10},alphaTest:{value:0},alphaMap:{value:p},useAlphaMap:{value:p?1:0}}}),E=Ko();Mt(r,E,S=>t(1,a=S));function b(S){Fn[S?"unshift":"push"](()=>{a=S,E.set(a)})}return r.$$set=S=>{e=Wt(Wt({},e),Hs(S)),t(4,i=Hn(e,n)),"opacity"in S&&t(5,c=S.opacity),"color"in S&&t(6,h=S.color),"dashOffset"in S&&t(7,u=S.dashOffset),"dashArray"in S&&t(8,f=S.dashArray),"dashRatio"in S&&t(9,d=S.dashRatio),"attenuate"in S&&t(10,m=S.attenuate),"width"in S&&t(11,_=S.width),"scaleDown"in S&&t(12,g=S.scaleDown),"alphaMap"in S&&t(13,p=S.alphaMap),"$$scope"in S&&t(17,l=S.$$scope)},r.$$.update=()=>{r.$$.dirty&16384&&(t(0,y.uniforms.resolution.value=new q(s.width,s.height),y),x()),r.$$.dirty&3040&&(t(0,y.uniforms.dashRatio.value=d,y),t(0,y.uniforms.dashArray.value=f,y),t(0,y.uniforms.dashOffset.value=u,y),t(0,y.uniforms.lineWidth.value=_,y),t(0,y.uniforms.opacity.value=c,y),t(0,y.uniforms.color.value=new ye(h),y),x())},[y,a,v,E,i,c,h,u,f,d,m,_,g,p,s,o,b,l]}class qS extends fn{constructor(e){super(),dn(this,e,XS,WS,Qt,{opacity:5,color:6,dashOffset:7,dashArray:8,dashRatio:9,attenuate:10,width:11,scaleDown:12,alphaMap:13})}}`${Fe.tonemapping_fragment}${Fe.colorspace_fragment}`;`${Fe.tonemapping_fragment}${Fe.colorspace_fragment}`;const YS=`

// A stack of uint32 indices can can store the indices for
// a perfectly balanced tree with a depth up to 31. Lower stack
// depth gets higher performance.
//
// However not all trees are balanced. Best value to set this to
// is the trees max depth.
#ifndef BVH_STACK_DEPTH
#define BVH_STACK_DEPTH 60
#endif

#ifndef INFINITY
#define INFINITY 1e20
#endif

// Utilities
uvec4 uTexelFetch1D( usampler2D tex, uint index ) {

	uint width = uint( textureSize( tex, 0 ).x );
	uvec2 uv;
	uv.x = index % width;
	uv.y = index / width;

	return texelFetch( tex, ivec2( uv ), 0 );

}

ivec4 iTexelFetch1D( isampler2D tex, uint index ) {

	uint width = uint( textureSize( tex, 0 ).x );
	uvec2 uv;
	uv.x = index % width;
	uv.y = index / width;

	return texelFetch( tex, ivec2( uv ), 0 );

}

vec4 texelFetch1D( sampler2D tex, uint index ) {

	uint width = uint( textureSize( tex, 0 ).x );
	uvec2 uv;
	uv.x = index % width;
	uv.y = index / width;

	return texelFetch( tex, ivec2( uv ), 0 );

}

vec4 textureSampleBarycoord( sampler2D tex, vec3 barycoord, uvec3 faceIndices ) {

	return
		barycoord.x * texelFetch1D( tex, faceIndices.x ) +
		barycoord.y * texelFetch1D( tex, faceIndices.y ) +
		barycoord.z * texelFetch1D( tex, faceIndices.z );

}

void ndcToCameraRay(
	vec2 coord, mat4 cameraWorld, mat4 invProjectionMatrix,
	out vec3 rayOrigin, out vec3 rayDirection
) {

	// get camera look direction and near plane for camera clipping
	vec4 lookDirection = cameraWorld * vec4( 0.0, 0.0, - 1.0, 0.0 );
	vec4 nearVector = invProjectionMatrix * vec4( 0.0, 0.0, - 1.0, 1.0 );
	float near = abs( nearVector.z / nearVector.w );

	// get the camera direction and position from camera matrices
	vec4 origin = cameraWorld * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec4 direction = invProjectionMatrix * vec4( coord, 0.5, 1.0 );
	direction /= direction.w;
	direction = cameraWorld * direction - origin;

	// slide the origin along the ray until it sits at the near clip plane position
	origin.xyz += direction.xyz * near / dot( direction, lookDirection );

	rayOrigin = origin.xyz;
	rayDirection = direction.xyz;

}
`,ZS=`

#ifndef TRI_INTERSECT_EPSILON
#define TRI_INTERSECT_EPSILON 1e-5
#endif

// Raycasting
bool intersectsBounds( vec3 rayOrigin, vec3 rayDirection, vec3 boundsMin, vec3 boundsMax, out float dist ) {

	// https://www.reddit.com/r/opengl/comments/8ntzz5/fast_glsl_ray_box_intersection/
	// https://tavianator.com/2011/ray_box.html
	vec3 invDir = 1.0 / rayDirection;

	// find intersection distances for each plane
	vec3 tMinPlane = invDir * ( boundsMin - rayOrigin );
	vec3 tMaxPlane = invDir * ( boundsMax - rayOrigin );

	// get the min and max distances from each intersection
	vec3 tMinHit = min( tMaxPlane, tMinPlane );
	vec3 tMaxHit = max( tMaxPlane, tMinPlane );

	// get the furthest hit distance
	vec2 t = max( tMinHit.xx, tMinHit.yz );
	float t0 = max( t.x, t.y );

	// get the minimum hit distance
	t = min( tMaxHit.xx, tMaxHit.yz );
	float t1 = min( t.x, t.y );

	// set distance to 0.0 if the ray starts inside the box
	dist = max( t0, 0.0 );

	return t1 >= dist;

}

bool intersectsTriangle(
	vec3 rayOrigin, vec3 rayDirection, vec3 a, vec3 b, vec3 c,
	out vec3 barycoord, out vec3 norm, out float dist, out float side
) {

	// https://stackoverflow.com/questions/42740765/intersection-between-line-and-triangle-in-3d
	vec3 edge1 = b - a;
	vec3 edge2 = c - a;
	norm = cross( edge1, edge2 );

	float det = - dot( rayDirection, norm );
	float invdet = 1.0 / det;

	vec3 AO = rayOrigin - a;
	vec3 DAO = cross( AO, rayDirection );

	vec4 uvt;
	uvt.x = dot( edge2, DAO ) * invdet;
	uvt.y = - dot( edge1, DAO ) * invdet;
	uvt.z = dot( AO, norm ) * invdet;
	uvt.w = 1.0 - uvt.x - uvt.y;

	// set the hit information
	barycoord = uvt.wxy; // arranged in A, B, C order
	dist = uvt.z;
	side = sign( det );
	norm = side * normalize( norm );

	// add an epsilon to avoid misses between triangles
	uvt += vec4( TRI_INTERSECT_EPSILON );

	return all( greaterThanEqual( uvt, vec4( 0.0 ) ) );

}

bool intersectTriangles(
	// geometry info and triangle range
	sampler2D positionAttr, usampler2D indexAttr, uint offset, uint count,

	// ray
	vec3 rayOrigin, vec3 rayDirection,

	// outputs
	inout float minDistance, inout uvec4 faceIndices, inout vec3 faceNormal, inout vec3 barycoord,
	inout float side, inout float dist
) {

	bool found = false;
	vec3 localBarycoord, localNormal;
	float localDist, localSide;
	for ( uint i = offset, l = offset + count; i < l; i ++ ) {

		uvec3 indices = uTexelFetch1D( indexAttr, i ).xyz;
		vec3 a = texelFetch1D( positionAttr, indices.x ).rgb;
		vec3 b = texelFetch1D( positionAttr, indices.y ).rgb;
		vec3 c = texelFetch1D( positionAttr, indices.z ).rgb;

		if (
			intersectsTriangle( rayOrigin, rayDirection, a, b, c, localBarycoord, localNormal, localDist, localSide )
			&& localDist < minDistance
		) {

			found = true;
			minDistance = localDist;

			faceIndices = uvec4( indices.xyz, i );
			faceNormal = localNormal;

			side = localSide;
			barycoord = localBarycoord;
			dist = localDist;

		}

	}

	return found;

}

bool intersectsBVHNodeBounds( vec3 rayOrigin, vec3 rayDirection, sampler2D bvhBounds, uint currNodeIndex, out float dist ) {

	uint cni2 = currNodeIndex * 2u;
	vec3 boundsMin = texelFetch1D( bvhBounds, cni2 ).xyz;
	vec3 boundsMax = texelFetch1D( bvhBounds, cni2 + 1u ).xyz;
	return intersectsBounds( rayOrigin, rayDirection, boundsMin, boundsMax, dist );

}

// use a macro to hide the fact that we need to expand the struct into separate fields
#define	bvhIntersectFirstHit(		bvh,		rayOrigin, rayDirection, faceIndices, faceNormal, barycoord, side, dist	)	_bvhIntersectFirstHit(		bvh.position, bvh.index, bvh.bvhBounds, bvh.bvhContents,		rayOrigin, rayDirection, faceIndices, faceNormal, barycoord, side, dist	)

bool _bvhIntersectFirstHit(
	// bvh info
	sampler2D bvh_position, usampler2D bvh_index, sampler2D bvh_bvhBounds, usampler2D bvh_bvhContents,

	// ray
	vec3 rayOrigin, vec3 rayDirection,

	// output variables split into separate variables due to output precision
	inout uvec4 faceIndices, inout vec3 faceNormal, inout vec3 barycoord,
	inout float side, inout float dist
) {

	// stack needs to be twice as long as the deepest tree we expect because
	// we push both the left and right child onto the stack every traversal
	int ptr = 0;
	uint stack[ BVH_STACK_DEPTH ];
	stack[ 0 ] = 0u;

	float triangleDistance = INFINITY;
	bool found = false;
	while ( ptr > - 1 && ptr < BVH_STACK_DEPTH ) {

		uint currNodeIndex = stack[ ptr ];
		ptr --;

		// check if we intersect the current bounds
		float boundsHitDistance;
		if (
			! intersectsBVHNodeBounds( rayOrigin, rayDirection, bvh_bvhBounds, currNodeIndex, boundsHitDistance )
			|| boundsHitDistance > triangleDistance
		) {

			continue;

		}

		uvec2 boundsInfo = uTexelFetch1D( bvh_bvhContents, currNodeIndex ).xy;
		bool isLeaf = bool( boundsInfo.x & 0xffff0000u );

		if ( isLeaf ) {

			uint count = boundsInfo.x & 0x0000ffffu;
			uint offset = boundsInfo.y;

			found = intersectTriangles(
				bvh_position, bvh_index, offset, count,
				rayOrigin, rayDirection, triangleDistance,
				faceIndices, faceNormal, barycoord, side, dist
			) || found;

		} else {

			uint leftIndex = currNodeIndex + 1u;
			uint splitAxis = boundsInfo.x & 0x0000ffffu;
			uint rightIndex = boundsInfo.y;

			bool leftToRight = rayDirection[ splitAxis ] >= 0.0;
			uint c1 = leftToRight ? leftIndex : rightIndex;
			uint c2 = leftToRight ? rightIndex : leftIndex;

			// set c2 in the stack so we traverse it later. We need to keep track of a pointer in
			// the stack while we traverse. The second pointer added is the one that will be
			// traversed first
			ptr ++;
			stack[ ptr ] = c2;

			ptr ++;
			stack[ ptr ] = c1;

		}

	}

	return found;

}
`,KS=`
struct BVH {

	usampler2D index;
	sampler2D position;

	sampler2D bvhBounds;
	usampler2D bvhContents;

};
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	${YS}
	${ZS}
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s=ri(e);gt(t.$$.fragment,s),s.forEach(at),this.h()},h(){kt(e,"class","svelte-1mpqyj7")},m(i,s){Rt(i,e,s),_t(t,e,null),n=!0},p:go,i(i){n||(Pe(t.$$.fragment,i),n=!0)},o(i){Be(t.$$.fragment,i),n=!1},d(i){i&&at(e),vt(t)}}}function gE(r){return po(async()=>{try{const e=await Rf("greet",{name:"Dude"});console.log({res:e})}catch(e){console.log(e)}try{const e=await Rf("run_nodes",{});console.log({res2:e})}catch(e){console.log(e)}}),[]}class EE extends fn{constructor(e){super(),dn(this,e,gE,mE,Qt,{})}}export{EE as component};