/*! For license information please see LICENSES */
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this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y;return e*e+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),s=Math.sin(e),r=this.x-t.x,o=this.y-t.y;return this.x=r*n-o*s+t.x,this.y=r*s+o*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}ut.prototype.isVector2=!0;class pt{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,r,o,l,c,h,d){const f=this.elements;return f[0]=t,f[1]=r,f[2]=c,f[3]=e,f[4]=o,f[5]=h,f[6]=n,f[7]=l,f[8]=d,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(a,b){const t=a.elements,e=b.elements,n=this.elements,r=t[0],o=t[3],l=t[6],c=t[1],h=t[4],d=t[7],f=t[2],m=t[5],v=t[8],x=e[0],y=e[3],_=e[6],M=e[1],w=e[4],S=e[7],T=e[2],E=e[5],A=e[8];return n[0]=r*x+o*M+l*T,n[3]=r*y+o*w+l*E,n[6]=r*_+o*S+l*A,n[1]=c*x+h*M+d*T,n[4]=c*y+h*w+d*E,n[7]=c*_+h*S+d*A,n[2]=f*x+m*M+v*T,n[5]=f*y+m*w+v*E,n[8]=f*_+m*S+v*A,this}multiplyScalar(s){const t=this.elements;return t[0]*=s,t[3]*=s,t[6]*=s,t[1]*=s,t[4]*=s,t[7]*=s,t[2]*=s,t[5]*=s,t[8]*=s,this}determinant(){const t=this.elements,a=t[0],b=t[1],e=t[2],n=t[3],r=t[4],o=t[5],g=t[6],l=t[7],i=t[8];return a*r*i-a*o*l-b*n*i+b*o*g+e*n*l-e*r*g}invert(){const t=this.elements,e=t[0],n=t[1],r=t[2],o=t[3],l=t[4],c=t[5],h=t[6],d=t[7],f=t[8],m=f*l-c*d,v=c*h-f*o,x=d*o-l*h,y=e*m+n*v+r*x;if(0===y)return this.set(0,0,0,0,0,0,0,0,0);const _=1/y;return t[0]=m*_,t[1]=(r*d-f*n)*_,t[2]=(c*n-r*l)*_,t[3]=v*_,t[4]=(f*e-r*h)*_,t[5]=(r*o-c*e)*_,t[6]=x*_,t[7]=(n*h-d*e)*_,t[8]=(l*e-n*o)*_,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,r,o,l,c){const h=Math.cos(o),s=Math.sin(o);return this.set(n*h,n*s,-n*(h*l+s*c)+l+t,-r*s,r*h,-r*(-s*l+h*c)+c+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),s=Math.sin(t),n=this.elements,r=n[0],o=n[3],l=n[6],c=n[1],h=n[4],d=n[7];return n[0]=e*r+s*c,n[3]=e*o+s*h,n[6]=e*l+s*d,n[1]=-s*r+e*c,n[4]=-s*o+e*h,n[7]=-s*l+e*d,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}function ft(t){if(0===t.length)return-1/0;let e=t[0];for(let i=1,n=t.length;i<n;++i)t[i]>e&&(e=t[i]);return e}pt.prototype.isMatrix3=!0;Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array;function mt(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}let gt;class vt{static getDataURL(image){if(/^data:/i.test(image.src))return image.src;if("undefined"==typeof HTMLCanvasElement)return image.src;let canvas;if(image instanceof HTMLCanvasElement)canvas=image;else{void 0===gt&&(gt=mt("canvas")),gt.width=image.width,gt.height=image.height;const t=gt.getContext("2d");image instanceof ImageData?t.putImageData(image,0,0):t.drawImage(image,0,0,image.width,image.height),canvas=gt}return canvas.width>2048||canvas.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",image),canvas.toDataURL("image/jpeg",.6)):canvas.toDataURL("image/png")}}let xt=0;class yt extends ${constructor(image=yt.DEFAULT_IMAGE,t=yt.DEFAULT_MAPPING,e=1001,n=1001,r=1006,o=1008,l=1023,c=1009,h=1,d=3e3){super(),Object.defineProperty(this,"id",{value:xt++}),this.uuid=nt(),this.name="",this.image=image,this.mipmaps=[],this.mapping=t,this.wrapS=e,this.wrapT=n,this.magFilter=r,this.minFilter=o,this.anisotropy=h,this.format=l,this.internalFormat=null,this.type=c,this.offset=new ut(0,0),this.repeat=new ut(1,1),this.center=new ut(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new pt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=d,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1}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(source){return this.name=source.name,this.image=source.image,this.mipmaps=source.mipmaps.slice(0),this.mapping=source.mapping,this.wrapS=source.wrapS,this.wrapT=source.wrapT,this.magFilter=source.magFilter,this.minFilter=source.minFilter,this.anisotropy=source.anisotropy,this.format=source.format,this.internalFormat=source.internalFormat,this.type=source.type,this.offset.copy(source.offset),this.repeat.copy(source.repeat),this.center.copy(source.center),this.rotation=source.rotation,this.matrixAutoUpdate=source.matrixAutoUpdate,this.matrix.copy(source.matrix),this.generateMipmaps=source.generateMipmaps,this.premultiplyAlpha=source.premultiplyAlpha,this.flipY=source.flipY,this.unpackAlignment=source.unpackAlignment,this.encoding=source.encoding,this.userData=JSON.parse(JSON.stringify(source.userData)),this}toJSON(meta){const t=void 0===meta||"string"==typeof meta;if(!t&&void 0!==meta.textures[this.uuid])return meta.textures[this.uuid];const output={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,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,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const image=this.image;if(void 0===image.uuid&&(image.uuid=nt()),!t&&void 0===meta.images[image.uuid]){let t;if(Array.isArray(image)){t=[];for(let i=0,e=image.length;i<e;i++)image[i].isDataTexture?t.push(_t(image[i].image)):t.push(_t(image[i]))}else t=_t(image);meta.images[image.uuid]={uuid:image.uuid,url:t}}output.image=image.uuid}return"{}"!==JSON.stringify(this.userData)&&(output.userData=this.userData),t||(meta.textures[this.uuid]=output),output}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case v:t.x=t.x-Math.floor(t.x);break;case x:t.x=t.x<0?0:1;break;case y:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case v:t.y=t.y-Math.floor(t.y);break;case x:t.y=t.y<0?0:1;break;case y:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function _t(image){return"undefined"!=typeof HTMLImageElement&&image instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&image instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&image instanceof ImageBitmap?vt.getDataURL(image):image.data?{data:Array.prototype.slice.call(image.data),width:image.width,height:image.height,type:image.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}yt.DEFAULT_IMAGE=void 0,yt.DEFAULT_MAPPING=300,yt.prototype.isTexture=!0;class bt{constructor(t=0,e=0,n=0,r=1){this.x=t,this.y=e,this.z=n,this.w=r}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,r){return this.x=t,this.y=e,this.z=n,this.w=r,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(s){return this.x+=s,this.y+=s,this.z+=s,this.w+=s,this}addVectors(a,b){return this.x=a.x+b.x,this.y=a.y+b.y,this.z=a.z+b.z,this.w=a.w+b.w,this}addScaledVector(t,s){return this.x+=t.x*s,this.y+=t.y*s,this.z+=t.z*s,this.w+=t.w*s,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(s){return this.x-=s,this.y-=s,this.z-=s,this.w-=s,this}subVectors(a,b){return this.x=a.x-b.x,this.y=a.y-b.y,this.z=a.z-b.z,this.w=a.w-b.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,r=this.z,o=this.w,l=t.elements;return this.x=l[0]*e+l[4]*n+l[8]*r+l[12]*o,this.y=l[1]*e+l[5]*n+l[9]*r+l[13]*o,this.z=l[2]*e+l[6]*n+l[10]*r+l[14]*o,this.w=l[3]*e+l[7]*n+l[11]*r+l[15]*o,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(q){this.w=2*Math.acos(q.w);const s=Math.sqrt(1-q.w*q.w);return s<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=q.x/s,this.y=q.y/s,this.z=q.z/s),this}setAxisAngleFromRotationMatrix(t){let e,n,r,o;const l=.01,c=.1,h=t.elements,d=h[0],f=h[4],m=h[8],v=h[1],x=h[5],y=h[9],_=h[2],M=h[6],w=h[10];if(Math.abs(f-v)<l&&Math.abs(m-_)<l&&Math.abs(y-M)<l){if(Math.abs(f+v)<c&&Math.abs(m+_)<c&&Math.abs(y+M)<c&&Math.abs(d+x+w-3)<c)return this.set(1,0,0,0),this;e=Math.PI;const t=(d+1)/2,h=(x+1)/2,S=(w+1)/2,T=(f+v)/4,E=(m+_)/4,A=(y+M)/4;return t>h&&t>S?t<l?(n=0,r=.707106781,o=.707106781):(n=Math.sqrt(t),r=T/n,o=E/n):h>S?h<l?(n=.707106781,r=0,o=.707106781):(r=Math.sqrt(h),n=T/r,o=A/r):S<l?(n=.707106781,r=.707106781,o=0):(o=Math.sqrt(S),n=E/o,r=A/o),this.set(n,r,o,e),this}let s=Math.sqrt((M-y)*(M-y)+(m-_)*(m-_)+(v-f)*(v-f));return Math.abs(s)<.001&&(s=1),this.x=(M-y)/s,this.y=(m-_)/s,this.z=(v-f)/s,this.w=Math.acos((d+x+w-1)/2),this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}bt.prototype.isVector4=!0;class Mt extends ${constructor(t,e,n={}){super(),this.width=t,this.height=e,this.depth=1,this.scissor=new bt(0,0,t,e),this.scissorTest=!1,this.viewport=new bt(0,0,t,e),this.texture=new yt(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.isRenderTargetTexture=!0,this.texture.image={width:t,height:e,depth:1},this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.internalFormat=void 0!==n.internalFormat?n.internalFormat:null,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:S,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}setTexture(t){t.image={width:this.width,height:this.height,depth:this.depth},this.texture=t}setSize(t,e,n=1){this.width===t&&this.height===e&&this.depth===n||(this.width=t,this.height=e,this.depth=n,this.texture.image.width=t,this.texture.image.height=e,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(source){return this.width=source.width,this.height=source.height,this.depth=source.depth,this.viewport.copy(source.viewport),this.texture=source.texture.clone(),this.texture.image={...this.texture.image},this.depthBuffer=source.depthBuffer,this.stencilBuffer=source.stencilBuffer,this.depthTexture=source.depthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}}Mt.prototype.isWebGLRenderTarget=!0;(class extends Mt{constructor(t,e,n){super(t,e);const r=this.texture;this.texture=[];for(let i=0;i<n;i++)this.texture[i]=r.clone()}setSize(t,e,n=1){if(this.width!==t||this.height!==e||this.depth!==n){this.width=t,this.height=e,this.depth=n;for(let i=0,r=this.texture.length;i<r;i++)this.texture[i].image.width=t,this.texture[i].image.height=e,this.texture[i].image.depth=n;this.dispose()}return this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e),this}copy(source){this.dispose(),this.width=source.width,this.height=source.height,this.depth=source.depth,this.viewport.set(0,0,this.width,this.height),this.scissor.set(0,0,this.width,this.height),this.depthBuffer=source.depthBuffer,this.stencilBuffer=source.stencilBuffer,this.depthTexture=source.depthTexture,this.texture.length=0;for(let i=0,t=source.texture.length;i<t;i++)this.texture[i]=source.texture[i].clone();return this}}).prototype.isWebGLMultipleRenderTargets=!0;class wt extends Mt{constructor(t,e,n={}){super(t,e,n),this.samples=4,this.ignoreDepthForMultisampleCopy=void 0===n.ignoreDepth||n.ignoreDepth,this.useRenderToTexture=void 0!==n.useRenderToTexture&&n.useRenderToTexture,this.useRenderbuffer=!1===this.useRenderToTexture}copy(source){return super.copy.call(this,source),this.samples=source.samples,this.useRenderToTexture=source.useRenderToTexture,this.useRenderbuffer=source.useRenderbuffer,this}}wt.prototype.isWebGLMultisampleRenderTarget=!0;class St{constructor(t=0,e=0,n=0,r=1){this._x=t,this._y=e,this._z=n,this._w=r}static slerp(t,e,n,r){return console.warn("THREE.Quaternion: Static .slerp() has been deprecated. Use qm.slerpQuaternions( qa, qb, t ) instead."),n.slerpQuaternions(t,e,r)}static slerpFlat(t,e,n,r,o,l,c){let h=n[r+0],d=n[r+1],f=n[r+2],m=n[r+3];const v=o[l+0],x=o[l+1],y=o[l+2],_=o[l+3];if(0===c)return t[e+0]=h,t[e+1]=d,t[e+2]=f,void(t[e+3]=m);if(1===c)return t[e+0]=v,t[e+1]=x,t[e+2]=y,void(t[e+3]=_);if(m!==_||h!==v||d!==x||f!==y){let s=1-c;const t=h*v+d*x+f*y+m*_,e=t>=0?1:-1,n=1-t*t;if(n>Number.EPSILON){const r=Math.sqrt(n),o=Math.atan2(r,t*e);s=Math.sin(s*o)/r,c=Math.sin(c*o)/r}const r=c*e;if(h=h*s+v*r,d=d*s+x*r,f=f*s+y*r,m=m*s+_*r,s===1-c){const t=1/Math.sqrt(h*h+d*d+f*f+m*m);h*=t,d*=t,f*=t,m*=t}}t[e]=h,t[e+1]=d,t[e+2]=f,t[e+3]=m}static multiplyQuaternionsFlat(t,e,n,r,o,l){const c=n[r],h=n[r+1],d=n[r+2],f=n[r+3],m=o[l],v=o[l+1],x=o[l+2],y=o[l+3];return t[e]=c*y+f*m+h*x-d*v,t[e+1]=h*y+f*v+d*m-c*x,t[e+2]=d*y+f*x+c*v-h*m,t[e+3]=f*y-c*m-h*v-d*x,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,r){return this._x=t,this._y=e,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,r=t._y,o=t._z,l=t._order,c=Math.cos,h=Math.sin,d=c(n/2),f=c(r/2),m=c(o/2),v=h(n/2),x=h(r/2),y=h(o/2);switch(l){case"XYZ":this._x=v*f*m+d*x*y,this._y=d*x*m-v*f*y,this._z=d*f*y+v*x*m,this._w=d*f*m-v*x*y;break;case"YXZ":this._x=v*f*m+d*x*y,this._y=d*x*m-v*f*y,this._z=d*f*y-v*x*m,this._w=d*f*m+v*x*y;break;case"ZXY":this._x=v*f*m-d*x*y,this._y=d*x*m+v*f*y,this._z=d*f*y+v*x*m,this._w=d*f*m-v*x*y;break;case"ZYX":this._x=v*f*m-d*x*y,this._y=d*x*m+v*f*y,this._z=d*f*y-v*x*m,this._w=d*f*m+v*x*y;break;case"YZX":this._x=v*f*m+d*x*y,this._y=d*x*m+v*f*y,this._z=d*f*y-v*x*m,this._w=d*f*m-v*x*y;break;case"XZY":this._x=v*f*m-d*x*y,this._y=d*x*m-v*f*y,this._z=d*f*y+v*x*m,this._w=d*f*m+v*x*y;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+l)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,s=Math.sin(n);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],r=e[4],o=e[8],l=e[1],c=e[5],h=e[9],d=e[2],f=e[6],m=e[10],v=n+c+m;if(v>0){const s=.5/Math.sqrt(v+1);this._w=.25/s,this._x=(f-h)*s,this._y=(o-d)*s,this._z=(l-r)*s}else if(n>c&&n>m){const s=2*Math.sqrt(1+n-c-m);this._w=(f-h)/s,this._x=.25*s,this._y=(r+l)/s,this._z=(o+d)/s}else if(c>m){const s=2*Math.sqrt(1+c-n-m);this._w=(o-d)/s,this._x=(r+l)/s,this._y=.25*s,this._z=(h+f)/s}else{const s=2*Math.sqrt(1+m-n-c);this._w=(l-r)/s,this._x=(o+d)/s,this._y=(h+f)/s,this._z=.25*s}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<Number.EPSILON?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(q){return 2*Math.acos(Math.abs(it(this.dot(q),-1,1)))}rotateTowards(q,t){const e=this.angleTo(q);if(0===e)return this;const n=Math.min(1,t/e);return this.slerp(q,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(q,p){return void 0!==p?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(q,p)):this.multiplyQuaternions(this,q)}premultiply(q){return this.multiplyQuaternions(q,this)}multiplyQuaternions(a,b){const t=a._x,e=a._y,n=a._z,r=a._w,o=b._x,l=b._y,c=b._z,h=b._w;return this._x=t*h+r*o+e*c-n*l,this._y=e*h+r*l+n*o-t*c,this._z=n*h+r*c+t*l-e*o,this._w=r*h-t*o-e*l-n*c,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,r=this._y,o=this._z,l=this._w;let c=l*t._w+n*t._x+r*t._y+o*t._z;if(c<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,c=-c):this.copy(t),c>=1)return this._w=l,this._x=n,this._y=r,this._z=o,this;const h=1-c*c;if(h<=Number.EPSILON){const s=1-e;return this._w=s*l+e*this._w,this._x=s*n+e*this._x,this._y=s*r+e*this._y,this._z=s*o+e*this._z,this.normalize(),this._onChangeCallback(),this}const d=Math.sqrt(h),f=Math.atan2(d,c),m=Math.sin((1-e)*f)/d,v=Math.sin(e*f)/d;return this._w=l*m+this._w*v,this._x=n*m+this._x*v,this._y=r*m+this._y*v,this._z=o*m+this._z*v,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}random(){const t=Math.random(),e=Math.sqrt(1-t),n=Math.sqrt(t),r=2*Math.PI*Math.random(),o=2*Math.PI*Math.random();return this.set(e*Math.cos(r),n*Math.sin(o),n*Math.cos(o),e*Math.sin(r))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}St.prototype.isQuaternion=!0;class Tt{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(s){return this.x+=s,this.y+=s,this.z+=s,this}addVectors(a,b){return this.x=a.x+b.x,this.y=a.y+b.y,this.z=a.z+b.z,this}addScaledVector(t,s){return this.x+=t.x*s,this.y+=t.y*s,this.z+=t.z*s,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(s){return this.x-=s,this.y-=s,this.z-=s,this}subVectors(a,b){return this.x=a.x-b.x,this.y=a.y-b.y,this.z=a.z-b.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(a,b){return this.x=a.x*b.x,this.y=a.y*b.y,this.z=a.z*b.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(At.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(At.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,r=this.z,o=t.elements;return this.x=o[0]*e+o[3]*n+o[6]*r,this.y=o[1]*e+o[4]*n+o[7]*r,this.z=o[2]*e+o[5]*n+o[8]*r,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,r=this.z,o=t.elements,l=1/(o[3]*e+o[7]*n+o[11]*r+o[15]);return this.x=(o[0]*e+o[4]*n+o[8]*r+o[12])*l,this.y=(o[1]*e+o[5]*n+o[9]*r+o[13])*l,this.z=(o[2]*e+o[6]*n+o[10]*r+o[14])*l,this}applyQuaternion(q){const t=this.x,e=this.y,n=this.z,r=q.x,o=q.y,l=q.z,c=q.w,h=c*t+o*n-l*e,d=c*e+l*t-r*n,f=c*n+r*e-o*t,m=-r*t-o*e-l*n;return this.x=h*c+m*-r+d*-l-f*-o,this.y=d*c+m*-o+f*-r-h*-l,this.z=f*c+m*-l+h*-o-d*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,r=this.z,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*r,this.y=o[1]*e+o[5]*n+o[9]*r,this.z=o[2]*e+o[6]*n+o[10]*r,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(a,b){const t=a.x,e=a.y,n=a.z,r=b.x,o=b.y,l=b.z;return this.x=e*l-n*o,this.y=n*r-t*l,this.z=t*o-e*r,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return Et.copy(this).projectOnVector(t),this.sub(Et)}reflect(t){return this.sub(Et.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(it(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,r=this.z-t.z;return e*e+n*n+r*r}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(s){return this.setFromSphericalCoords(s.radius,s.phi,s.theta)}setFromSphericalCoords(t,e,n){const r=Math.sin(e)*t;return this.x=r*Math.sin(n),this.y=Math.cos(e)*t,this.z=r*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),r=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=r,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const u=2*(Math.random()-.5),t=Math.random()*Math.PI*2,e=Math.sqrt(1-u**2);return this.x=e*Math.cos(t),this.y=e*Math.sin(t),this.z=u,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}Tt.prototype.isVector3=!0;const Et=new Tt,At=new St;class Lt{constructor(t=new Tt(1/0,1/0,1/0),e=new Tt(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,r=1/0,o=-1/0,l=-1/0,c=-1/0;for(let i=0,h=t.length;i<h;i+=3){const h=t[i],d=t[i+1],f=t[i+2];h<e&&(e=h),d<n&&(n=d),f<r&&(r=f),h>o&&(o=h),d>l&&(l=d),f>c&&(c=f)}return this.min.set(e,n,r),this.max.set(o,l,c),this}setFromBufferAttribute(t){let e=1/0,n=1/0,r=1/0,o=-1/0,l=-1/0,c=-1/0;for(let i=0,h=t.count;i<h;i++){const h=t.getX(i),d=t.getY(i),f=t.getZ(i);h<e&&(e=h),d<n&&(n=d),f<r&&(r=f),h>o&&(o=h),d>l&&(l=d),f>c&&(c=f)}return this.min.set(e,n,r),this.max.set(o,l,c),this}setFromPoints(t){this.makeEmpty();for(let i=0,e=t.length;i<e;i++)this.expandByPoint(t[i]);return this}setFromCenterAndSize(t,e){const n=Rt.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}setFromObject(object){return this.makeEmpty(),this.expandByObject(object)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(object){object.updateWorldMatrix(!1,!1);const t=object.geometry;void 0!==t&&(null===t.boundingBox&&t.computeBoundingBox(),Pt.copy(t.boundingBox),Pt.applyMatrix4(object.matrixWorld),this.union(Pt));const e=object.children;for(let i=0,t=e.length;i<t;i++)this.expandByObject(e[i]);return this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)}intersectsSphere(t){return this.clampPoint(t.center,Rt),Rt.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Ft),Ut.subVectors(this.max,Ft),It.subVectors(t.a,Ft),Dt.subVectors(t.b,Ft),Nt.subVectors(t.c,Ft),zt.subVectors(Dt,It),Ot.subVectors(Nt,Dt),Bt.subVectors(It,Nt);let e=[0,-zt.z,zt.y,0,-Ot.z,Ot.y,0,-Bt.z,Bt.y,zt.z,0,-zt.x,Ot.z,0,-Ot.x,Bt.z,0,-Bt.x,-zt.y,zt.x,0,-Ot.y,Ot.x,0,-Bt.y,Bt.x,0];return!!Vt(e,It,Dt,Nt,Ut)&&(e=[1,0,0,0,1,0,0,0,1],!!Vt(e,It,Dt,Nt,Ut)&&(Ht.crossVectors(zt,Ot),e=[Ht.x,Ht.y,Ht.z],Vt(e,It,Dt,Nt,Ut)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Rt.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Rt).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Ct[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Ct[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Ct[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Ct[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Ct[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Ct[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Ct[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Ct[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Ct)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Lt.prototype.isBox3=!0;const Ct=[new Tt,new Tt,new Tt,new Tt,new Tt,new Tt,new Tt,new Tt],Rt=new Tt,Pt=new Lt,It=new Tt,Dt=new Tt,Nt=new Tt,zt=new Tt,Ot=new Tt,Bt=new Tt,Ft=new Tt,Ut=new Tt,Ht=new Tt,kt=new Tt;function Vt(t,e,n,r,o){for(let i=0,l=t.length-3;i<=l;i+=3){kt.fromArray(t,i);const l=o.x*Math.abs(kt.x)+o.y*Math.abs(kt.y)+o.z*Math.abs(kt.z),c=e.dot(kt),h=n.dot(kt),d=r.dot(kt);if(Math.max(-Math.max(c,h,d),Math.min(c,h,d))>l)return!1}return!0}const Gt=new Lt,Wt=new Tt,jt=new Tt,qt=new Tt;class Xt{constructor(t=new Tt,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Gt.setFromPoints(t).getCenter(n);let r=0;for(let i=0,e=t.length;i<e;i++)r=Math.max(r,n.distanceToSquared(t[i]));return this.radius=Math.sqrt(r),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const n=this.center.distanceToSquared(t);return e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){qt.subVectors(t,this.center);const e=qt.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(qt.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return!0===this.center.equals(t.center)?jt.set(0,0,1).multiplyScalar(t.radius):jt.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(Wt.copy(t.center).add(jt)),this.expandByPoint(Wt.copy(t.center).sub(jt)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Yt=new Tt,Jt=new Tt,Zt=new Tt,$t=new Tt,Qt=new Tt,Kt=new Tt,te=new Tt;class ee{constructor(t=new Tt,e=new Tt(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Yt)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Yt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Yt.copy(this.direction).multiplyScalar(e).add(this.origin),Yt.distanceToSquared(t))}distanceSqToSegment(t,e,n,r){Jt.copy(t).add(e).multiplyScalar(.5),Zt.copy(e).sub(t).normalize(),$t.copy(this.origin).sub(Jt);const o=.5*t.distanceTo(e),l=-this.direction.dot(Zt),c=$t.dot(this.direction),h=-$t.dot(Zt),d=$t.lengthSq(),f=Math.abs(1-l*l);let m,v,x,y;if(f>0)if(m=l*h-c,v=l*c-h,y=o*f,m>=0)if(v>=-y)if(v<=y){const t=1/f;m*=t,v*=t,x=m*(m+l*v+2*c)+v*(l*m+v+2*h)+d}else v=o,m=Math.max(0,-(l*v+c)),x=-m*m+v*(v+2*h)+d;else v=-o,m=Math.max(0,-(l*v+c)),x=-m*m+v*(v+2*h)+d;else v<=-y?(m=Math.max(0,-(-l*o+c)),v=m>0?-o:Math.min(Math.max(-o,-h),o),x=-m*m+v*(v+2*h)+d):v<=y?(m=0,v=Math.min(Math.max(-o,-h),o),x=v*(v+2*h)+d):(m=Math.max(0,-(l*o+c)),v=m>0?o:Math.min(Math.max(-o,-h),o),x=-m*m+v*(v+2*h)+d);else v=l>0?-o:o,m=Math.max(0,-(l*v+c)),x=-m*m+v*(v+2*h)+d;return n&&n.copy(this.direction).multiplyScalar(m).add(this.origin),r&&r.copy(Zt).multiplyScalar(v).add(Jt),x}intersectSphere(t,e){Yt.subVectors(t.center,this.origin);const n=Yt.dot(this.direction),r=Yt.dot(Yt)-n*n,o=t.radius*t.radius;if(r>o)return null;const l=Math.sqrt(o-r),c=n-l,h=n+l;return c<0&&h<0?null:c<0?this.at(h,e):this.at(c,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,r,o,l,c,h;const d=1/this.direction.x,f=1/this.direction.y,m=1/this.direction.z,v=this.origin;return d>=0?(n=(t.min.x-v.x)*d,r=(t.max.x-v.x)*d):(n=(t.max.x-v.x)*d,r=(t.min.x-v.x)*d),f>=0?(o=(t.min.y-v.y)*f,l=(t.max.y-v.y)*f):(o=(t.max.y-v.y)*f,l=(t.min.y-v.y)*f),n>l||o>r?null:((o>n||n!=n)&&(n=o),(l<r||r!=r)&&(r=l),m>=0?(c=(t.min.z-v.z)*m,h=(t.max.z-v.z)*m):(c=(t.max.z-v.z)*m,h=(t.min.z-v.z)*m),n>h||c>r?null:((c>n||n!=n)&&(n=c),(h<r||r!=r)&&(r=h),r<0?null:this.at(n>=0?n:r,e)))}intersectsBox(t){return null!==this.intersectBox(t,Yt)}intersectTriangle(a,b,t,e,n){Qt.subVectors(b,a),Kt.subVectors(t,a),te.crossVectors(Qt,Kt);let r,o=this.direction.dot(te);if(o>0){if(e)return null;r=1}else{if(!(o<0))return null;r=-1,o=-o}$t.subVectors(this.origin,a);const l=r*this.direction.dot(Kt.crossVectors($t,Kt));if(l<0)return null;const c=r*this.direction.dot(Qt.cross($t));if(c<0)return null;if(l+c>o)return null;const h=-r*$t.dot(te);return h<0?null:this.at(h/o,n)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ne{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,r,o,l,c,h,d,f,m,v,x,y,_,M){const w=this.elements;return w[0]=t,w[4]=e,w[8]=n,w[12]=r,w[1]=o,w[5]=l,w[9]=c,w[13]=h,w[2]=d,w[6]=f,w[10]=m,w[14]=v,w[3]=x,w[7]=y,w[11]=_,w[15]=M,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new ne).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,r=1/ie.setFromMatrixColumn(t,0).length(),o=1/ie.setFromMatrixColumn(t,1).length(),l=1/ie.setFromMatrixColumn(t,2).length();return e[0]=n[0]*r,e[1]=n[1]*r,e[2]=n[2]*r,e[3]=0,e[4]=n[4]*o,e[5]=n[5]*o,e[6]=n[6]*o,e[7]=0,e[8]=n[8]*l,e[9]=n[9]*l,e[10]=n[10]*l,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,r=t.y,o=t.z,a=Math.cos(n),b=Math.sin(n),l=Math.cos(r),c=Math.sin(r),h=Math.cos(o),d=Math.sin(o);if("XYZ"===t.order){const t=a*h,n=a*d,r=b*h,o=b*d;e[0]=l*h,e[4]=-l*d,e[8]=c,e[1]=n+r*c,e[5]=t-o*c,e[9]=-b*l,e[2]=o-t*c,e[6]=r+n*c,e[10]=a*l}else if("YXZ"===t.order){const t=l*h,n=l*d,r=c*h,o=c*d;e[0]=t+o*b,e[4]=r*b-n,e[8]=a*c,e[1]=a*d,e[5]=a*h,e[9]=-b,e[2]=n*b-r,e[6]=o+t*b,e[10]=a*l}else if("ZXY"===t.order){const t=l*h,n=l*d,r=c*h,o=c*d;e[0]=t-o*b,e[4]=-a*d,e[8]=r+n*b,e[1]=n+r*b,e[5]=a*h,e[9]=o-t*b,e[2]=-a*c,e[6]=b,e[10]=a*l}else if("ZYX"===t.order){const t=a*h,n=a*d,r=b*h,o=b*d;e[0]=l*h,e[4]=r*c-n,e[8]=t*c+o,e[1]=l*d,e[5]=o*c+t,e[9]=n*c-r,e[2]=-c,e[6]=b*l,e[10]=a*l}else if("YZX"===t.order){const t=a*l,n=a*c,r=b*l,o=b*c;e[0]=l*h,e[4]=o-t*d,e[8]=r*d+n,e[1]=d,e[5]=a*h,e[9]=-b*h,e[2]=-c*h,e[6]=n*d+r,e[10]=t-o*d}else if("XZY"===t.order){const t=a*l,n=a*c,r=b*l,o=b*c;e[0]=l*h,e[4]=-d,e[8]=c*h,e[1]=t*d+o,e[5]=a*h,e[9]=n*d-r,e[2]=r*d-n,e[6]=b*h,e[10]=o*d+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(q){return this.compose(se,q,ae)}lookAt(t,e,n){const r=this.elements;return ce.subVectors(t,e),0===ce.lengthSq()&&(ce.z=1),ce.normalize(),oe.crossVectors(n,ce),0===oe.lengthSq()&&(1===Math.abs(n.z)?ce.x+=1e-4:ce.z+=1e-4,ce.normalize(),oe.crossVectors(n,ce)),oe.normalize(),le.crossVectors(ce,oe),r[0]=oe.x,r[4]=le.x,r[8]=ce.x,r[1]=oe.y,r[5]=le.y,r[9]=ce.y,r[2]=oe.z,r[6]=le.z,r[10]=ce.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(a,b){const t=a.elements,e=b.elements,n=this.elements,r=t[0],o=t[4],l=t[8],c=t[12],h=t[1],d=t[5],f=t[9],m=t[13],v=t[2],x=t[6],y=t[10],_=t[14],M=t[3],w=t[7],S=t[11],T=t[15],E=e[0],A=e[4],L=e[8],C=e[12],R=e[1],P=e[5],I=e[9],D=e[13],N=e[2],z=e[6],O=e[10],B=e[14],F=e[3],U=e[7],H=e[11],k=e[15];return n[0]=r*E+o*R+l*N+c*F,n[4]=r*A+o*P+l*z+c*U,n[8]=r*L+o*I+l*O+c*H,n[12]=r*C+o*D+l*B+c*k,n[1]=h*E+d*R+f*N+m*F,n[5]=h*A+d*P+f*z+m*U,n[9]=h*L+d*I+f*O+m*H,n[13]=h*C+d*D+f*B+m*k,n[2]=v*E+x*R+y*N+_*F,n[6]=v*A+x*P+y*z+_*U,n[10]=v*L+x*I+y*O+_*H,n[14]=v*C+x*D+y*B+_*k,n[3]=M*E+w*R+S*N+T*F,n[7]=M*A+w*P+S*z+T*U,n[11]=M*L+w*I+S*O+T*H,n[15]=M*C+w*D+S*B+T*k,this}multiplyScalar(s){const t=this.elements;return t[0]*=s,t[4]*=s,t[8]*=s,t[12]*=s,t[1]*=s,t[5]*=s,t[9]*=s,t[13]*=s,t[2]*=s,t[6]*=s,t[10]*=s,t[14]*=s,t[3]*=s,t[7]*=s,t[11]*=s,t[15]*=s,this}determinant(){const t=this.elements,e=t[0],n=t[4],r=t[8],o=t[12],l=t[1],c=t[5],h=t[9],d=t[13],f=t[2],m=t[6],v=t[10],x=t[14];return t[3]*(+o*h*m-r*d*m-o*c*v+n*d*v+r*c*x-n*h*x)+t[7]*(+e*h*x-e*d*v+o*l*v-r*l*x+r*d*f-o*h*f)+t[11]*(+e*d*m-e*c*x-o*l*m+n*l*x+o*c*f-n*d*f)+t[15]*(-r*c*f-e*h*m+e*c*v+r*l*m-n*l*v+n*h*f)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const r=this.elements;return t.isVector3?(r[12]=t.x,r[13]=t.y,r[14]=t.z):(r[12]=t,r[13]=e,r[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],r=t[2],o=t[3],l=t[4],c=t[5],h=t[6],d=t[7],f=t[8],m=t[9],v=t[10],x=t[11],y=t[12],_=t[13],M=t[14],w=t[15],S=m*M*d-_*v*d+_*h*x-c*M*x-m*h*w+c*v*w,T=y*v*d-f*M*d-y*h*x+l*M*x+f*h*w-l*v*w,E=f*_*d-y*m*d+y*c*x-l*_*x-f*c*w+l*m*w,A=y*m*h-f*_*h-y*c*v+l*_*v+f*c*M-l*m*M,L=e*S+n*T+r*E+o*A;if(0===L)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const C=1/L;return t[0]=S*C,t[1]=(_*v*o-m*M*o-_*r*x+n*M*x+m*r*w-n*v*w)*C,t[2]=(c*M*o-_*h*o+_*r*d-n*M*d-c*r*w+n*h*w)*C,t[3]=(m*h*o-c*v*o-m*r*d+n*v*d+c*r*x-n*h*x)*C,t[4]=T*C,t[5]=(f*M*o-y*v*o+y*r*x-e*M*x-f*r*w+e*v*w)*C,t[6]=(y*h*o-l*M*o-y*r*d+e*M*d+l*r*w-e*h*w)*C,t[7]=(l*v*o-f*h*o+f*r*d-e*v*d-l*r*x+e*h*x)*C,t[8]=E*C,t[9]=(y*m*o-f*_*o-y*n*x+e*_*x+f*n*w-e*m*w)*C,t[10]=(l*_*o-y*c*o+y*n*d-e*_*d-l*n*w+e*c*w)*C,t[11]=(f*c*o-l*m*o-f*n*d+e*m*d+l*n*x-e*c*x)*C,t[12]=A*C,t[13]=(f*_*r-y*m*r+y*n*v-e*_*v-f*n*M+e*m*M)*C,t[14]=(y*c*r-l*_*r-y*n*h+e*_*h+l*n*M-e*c*M)*C,t[15]=(l*m*r-f*c*r+f*n*h-e*m*h-l*n*v+e*c*v)*C,this}scale(t){const e=this.elements,n=t.x,r=t.y,o=t.z;return e[0]*=n,e[4]*=r,e[8]*=o,e[1]*=n,e[5]*=r,e[9]*=o,e[2]*=n,e[6]*=r,e[10]*=o,e[3]*=n,e[7]*=r,e[11]*=o,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],r=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,r))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),s=Math.sin(t);return this.set(1,0,0,0,0,e,-s,0,0,s,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),s=Math.sin(t);return this.set(e,0,s,0,0,1,0,0,-s,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),s=Math.sin(t);return this.set(e,-s,0,0,s,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),s=Math.sin(e),r=1-n,o=t.x,l=t.y,c=t.z,h=r*o,d=r*l;return this.set(h*o+n,h*l-s*c,h*c+s*l,0,h*l+s*c,d*l+n,d*c-s*o,0,h*c-s*l,d*c+s*o,r*c*c+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,r,o,l){return this.set(1,n,o,0,t,1,l,0,e,r,1,0,0,0,0,1),this}compose(t,e,n){const r=this.elements,o=e._x,l=e._y,c=e._z,h=e._w,d=o+o,f=l+l,m=c+c,v=o*d,x=o*f,y=o*m,_=l*f,M=l*m,w=c*m,S=h*d,T=h*f,E=h*m,A=n.x,L=n.y,C=n.z;return r[0]=(1-(_+w))*A,r[1]=(x+E)*A,r[2]=(y-T)*A,r[3]=0,r[4]=(x-E)*L,r[5]=(1-(v+w))*L,r[6]=(M+S)*L,r[7]=0,r[8]=(y+T)*C,r[9]=(M-S)*C,r[10]=(1-(v+_))*C,r[11]=0,r[12]=t.x,r[13]=t.y,r[14]=t.z,r[15]=1,this}decompose(t,e,n){const r=this.elements;let o=ie.set(r[0],r[1],r[2]).length();const l=ie.set(r[4],r[5],r[6]).length(),c=ie.set(r[8],r[9],r[10]).length();this.determinant()<0&&(o=-o),t.x=r[12],t.y=r[13],t.z=r[14],re.copy(this);const h=1/o,d=1/l,f=1/c;return re.elements[0]*=h,re.elements[1]*=h,re.elements[2]*=h,re.elements[4]*=d,re.elements[5]*=d,re.elements[6]*=d,re.elements[8]*=f,re.elements[9]*=f,re.elements[10]*=f,e.setFromRotationMatrix(re),n.x=o,n.y=l,n.z=c,this}makePerspective(t,e,n,r,o,l){void 0===l&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const c=this.elements,h=2*o/(e-t),d=2*o/(n-r),a=(e+t)/(e-t),b=(n+r)/(n-r),f=-(l+o)/(l-o),m=-2*l*o/(l-o);return c[0]=h,c[4]=0,c[8]=a,c[12]=0,c[1]=0,c[5]=d,c[9]=b,c[13]=0,c[2]=0,c[6]=0,c[10]=f,c[14]=m,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(t,e,n,r,o,l){const c=this.elements,h=1/(e-t),d=1/(n-r),p=1/(l-o),f=(e+t)*h,m=(n+r)*d,v=(l+o)*p;return c[0]=2*h,c[4]=0,c[8]=0,c[12]=-f,c[1]=0,c[5]=2*d,c[9]=0,c[13]=-m,c[2]=0,c[6]=0,c[10]=-2*p,c[14]=-v,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}ne.prototype.isMatrix4=!0;const ie=new Tt,re=new ne,se=new Tt(0,0,0),ae=new Tt(1,1,1),oe=new Tt,le=new Tt,ce=new Tt,he=new ne,ue=new St;class de{constructor(t=0,e=0,n=0,r=de.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=r}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,r=this._order){return this._x=t,this._y=e,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const r=t.elements,o=r[0],l=r[4],c=r[8],h=r[1],d=r[5],f=r[9],m=r[2],v=r[6],x=r[10];switch(e){case"XYZ":this._y=Math.asin(it(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-f,x),this._z=Math.atan2(-l,o)):(this._x=Math.atan2(v,d),this._z=0);break;case"YXZ":this._x=Math.asin(-it(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(c,x),this._z=Math.atan2(h,d)):(this._y=Math.atan2(-m,o),this._z=0);break;case"ZXY":this._x=Math.asin(it(v,-1,1)),Math.abs(v)<.9999999?(this._y=Math.atan2(-m,x),this._z=Math.atan2(-l,d)):(this._y=0,this._z=Math.atan2(h,o));break;case"ZYX":this._y=Math.asin(-it(m,-1,1)),Math.abs(m)<.9999999?(this._x=Math.atan2(v,x),this._z=Math.atan2(h,o)):(this._x=0,this._z=Math.atan2(-l,d));break;case"YZX":this._z=Math.asin(it(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(-f,d),this._y=Math.atan2(-m,o)):(this._x=0,this._y=Math.atan2(c,x));break;case"XZY":this._z=Math.asin(-it(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(v,d),this._y=Math.atan2(c,o)):(this._x=Math.atan2(-f,x),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(q,t,e){return he.makeRotationFromQuaternion(q),this.setFromRotationMatrix(he,t,e)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return ue.setFromEuler(this),this.setFromQuaternion(ue,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new Tt(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}de.prototype.isEuler=!0,de.DefaultOrder="XYZ",de.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class pe{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return 0!=(this.mask&t.mask)}isEnabled(t){return 0!=(this.mask&(1<<t|0))}}let fe=0;const me=new Tt,ge=new St,ve=new ne,xe=new Tt,ye=new Tt,_e=new Tt,be=new St,Me=new Tt(1,0,0),we=new Tt(0,1,0),Se=new Tt(0,0,1),Te={type:"added"},Ee={type:"removed"};class Ae extends ${constructor(){super(),Object.defineProperty(this,"id",{value:fe++}),this.uuid=nt(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Ae.DefaultUp.clone();const t=new Tt,e=new de,n=new St,r=new Tt(1,1,1);e._onChange((function(){n.setFromEuler(e,!1)})),n._onChange((function(){e.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new ne},normalMatrix:{value:new pt}}),this.matrix=new ne,this.matrixWorld=new ne,this.matrixAutoUpdate=Ae.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new pe,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(q){return this.quaternion.premultiply(q),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(q){this.quaternion.copy(q)}rotateOnAxis(t,e){return ge.setFromAxisAngle(t,e),this.quaternion.multiply(ge),this}rotateOnWorldAxis(t,e){return ge.setFromAxisAngle(t,e),this.quaternion.premultiply(ge),this}rotateX(t){return this.rotateOnAxis(Me,t)}rotateY(t){return this.rotateOnAxis(we,t)}rotateZ(t){return this.rotateOnAxis(Se,t)}translateOnAxis(t,e){return me.copy(t).applyQuaternion(this.quaternion),this.position.add(me.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(Me,t)}translateY(t){return this.translateOnAxis(we,t)}translateZ(t){return this.translateOnAxis(Se,t)}localToWorld(t){return t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return t.applyMatrix4(ve.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?xe.copy(t):xe.set(t,e,n);const r=this.parent;this.updateWorldMatrix(!0,!1),ye.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?ve.lookAt(ye,xe,this.up):ve.lookAt(xe,ye,this.up),this.quaternion.setFromRotationMatrix(ve),r&&(ve.extractRotation(r.matrixWorld),ge.setFromRotationMatrix(ve),this.quaternion.premultiply(ge.invert()))}add(object){if(arguments.length>1){for(let i=0;i<arguments.length;i++)this.add(arguments[i]);return this}return object===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",object),this):(object&&object.isObject3D?(null!==object.parent&&object.parent.remove(object),object.parent=this,this.children.push(object),object.dispatchEvent(Te)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",object),this)}remove(object){if(arguments.length>1){for(let i=0;i<arguments.length;i++)this.remove(arguments[i]);return this}const t=this.children.indexOf(object);return-1!==t&&(object.parent=null,this.children.splice(t,1),object.dispatchEvent(Ee)),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){for(let i=0;i<this.children.length;i++){const object=this.children[i];object.parent=null,object.dispatchEvent(Ee)}return this.children.length=0,this}attach(object){return this.updateWorldMatrix(!0,!1),ve.copy(this.matrixWorld).invert(),null!==object.parent&&(object.parent.updateWorldMatrix(!0,!1),ve.multiply(object.parent.matrixWorld)),object.applyMatrix4(ve),this.add(object),object.updateWorldMatrix(!1,!0),this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let i=0,n=this.children.length;i<n;i++){const object=this.children[i].getObjectByProperty(t,e);if(void 0!==object)return object}}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ye,t,_e),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ye,be,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverseVisible(t)}traverseAncestors(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].updateMatrixWorld(t)}updateWorldMatrix(t,e){const n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e){const t=this.children;for(let i=0,e=t.length;i<e;i++)t[i].updateWorldMatrix(!1,!0)}}toJSON(meta){const t=void 0===meta||"string"==typeof meta,output={};t&&(meta={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{}},output.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const object={};function e(t,element){return void 0===t[element.uuid]&&(t[element.uuid]=element.toJSON(meta)),element.uuid}if(object.uuid=this.uuid,object.type=this.type,""!==this.name&&(object.name=this.name),!0===this.castShadow&&(object.castShadow=!0),!0===this.receiveShadow&&(object.receiveShadow=!0),!1===this.visible&&(object.visible=!1),!1===this.frustumCulled&&(object.frustumCulled=!1),0!==this.renderOrder&&(object.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(object.userData=this.userData),object.layers=this.layers.mask,object.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(object.matrixAutoUpdate=!1),this.isInstancedMesh&&(object.type="InstancedMesh",object.count=this.count,object.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(object.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?object.background=this.background.toJSON():this.background.isTexture&&(object.background=this.background.toJSON(meta).uuid)),this.environment&&this.environment.isTexture&&(object.environment=this.environment.toJSON(meta).uuid);else if(this.isMesh||this.isLine||this.isPoints){object.geometry=e(meta.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let i=0,t=n.length;i<t;i++){const t=n[i];e(meta.shapes,t)}else e(meta.shapes,n)}}if(this.isSkinnedMesh&&(object.bindMode=this.bindMode,object.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(e(meta.skeletons,this.skeleton),object.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let i=0,n=this.material.length;i<n;i++)t.push(e(meta.materials,this.material[i]));object.material=t}else object.material=e(meta.materials,this.material);if(this.children.length>0){object.children=[];for(let i=0;i<this.children.length;i++)object.children.push(this.children[i].toJSON(meta).object)}if(this.animations.length>0){object.animations=[];for(let i=0;i<this.animations.length;i++){const t=this.animations[i];object.animations.push(e(meta.animations,t))}}if(t){const t=n(meta.geometries),e=n(meta.materials),r=n(meta.textures),o=n(meta.images),l=n(meta.shapes),c=n(meta.skeletons),h=n(meta.animations);t.length>0&&(output.geometries=t),e.length>0&&(output.materials=e),r.length>0&&(output.textures=r),o.length>0&&(output.images=o),l.length>0&&(output.shapes=l),c.length>0&&(output.skeletons=c),h.length>0&&(output.animations=h)}return output.object=object,output;function n(t){const e=[];for(const n in t){const data=t[n];delete data.metadata,e.push(data)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(source,t=!0){if(this.name=source.name,this.up.copy(source.up),this.position.copy(source.position),this.rotation.order=source.rotation.order,this.quaternion.copy(source.quaternion),this.scale.copy(source.scale),this.matrix.copy(source.matrix),this.matrixWorld.copy(source.matrixWorld),this.matrixAutoUpdate=source.matrixAutoUpdate,this.matrixWorldNeedsUpdate=source.matrixWorldNeedsUpdate,this.layers.mask=source.layers.mask,this.visible=source.visible,this.castShadow=source.castShadow,this.receiveShadow=source.receiveShadow,this.frustumCulled=source.frustumCulled,this.renderOrder=source.renderOrder,this.userData=JSON.parse(JSON.stringify(source.userData)),!0===t)for(let i=0;i<source.children.length;i++){const t=source.children[i];this.add(t.clone())}return this}}Ae.DefaultUp=new Tt(0,1,0),Ae.DefaultMatrixAutoUpdate=!0,Ae.prototype.isObject3D=!0;const Le=new Tt,Ce=new Tt,Re=new Tt,Pe=new Tt,Ie=new Tt,De=new Tt,Ne=new Tt,ze=new Tt,Oe=new Tt,Be=new Tt;class Fe{constructor(a=new Tt,b=new Tt,t=new Tt){this.a=a,this.b=b,this.c=t}static getNormal(a,b,t,e){e.subVectors(t,b),Le.subVectors(a,b),e.cross(Le);const n=e.lengthSq();return n>0?e.multiplyScalar(1/Math.sqrt(n)):e.set(0,0,0)}static getBarycoord(t,a,b,e,n){Le.subVectors(e,a),Ce.subVectors(b,a),Re.subVectors(t,a);const r=Le.dot(Le),o=Le.dot(Ce),l=Le.dot(Re),c=Ce.dot(Ce),h=Ce.dot(Re),d=r*c-o*o;if(0===d)return n.set(-2,-1,-1);const f=1/d,u=(c*l-o*h)*f,m=(r*h-o*l)*f;return n.set(1-u-m,m,u)}static containsPoint(t,a,b,e){return this.getBarycoord(t,a,b,e,Pe),Pe.x>=0&&Pe.y>=0&&Pe.x+Pe.y<=1}static getUV(t,e,n,r,o,l,c,h){return this.getBarycoord(t,e,n,r,Pe),h.set(0,0),h.addScaledVector(o,Pe.x),h.addScaledVector(l,Pe.y),h.addScaledVector(c,Pe.z),h}static isFrontFacing(a,b,t,e){return Le.subVectors(t,b),Ce.subVectors(a,b),Le.cross(Ce).dot(e)<0}set(a,b,t){return this.a.copy(a),this.b.copy(b),this.c.copy(t),this}setFromPointsAndIndices(t,e,n,r){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[r]),this}setFromAttributeAndIndices(t,e,n,r){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,r),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Le.subVectors(this.c,this.b),Ce.subVectors(this.a,this.b),.5*Le.cross(Ce).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Fe.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Fe.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,r,o){return Fe.getUV(t,this.a,this.b,this.c,e,n,r,o)}containsPoint(t){return Fe.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Fe.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(p,t){const a=this.a,b=this.b,e=this.c;let n,r;Ie.subVectors(b,a),De.subVectors(e,a),ze.subVectors(p,a);const o=Ie.dot(ze),l=De.dot(ze);if(o<=0&&l<=0)return t.copy(a);Oe.subVectors(p,b);const c=Ie.dot(Oe),h=De.dot(Oe);if(c>=0&&h<=c)return t.copy(b);const d=o*h-c*l;if(d<=0&&o>=0&&c<=0)return n=o/(o-c),t.copy(a).addScaledVector(Ie,n);Be.subVectors(p,e);const f=Ie.dot(Be),m=De.dot(Be);if(m>=0&&f<=m)return t.copy(e);const v=f*l-o*m;if(v<=0&&l>=0&&m<=0)return r=l/(l-m),t.copy(a).addScaledVector(De,r);const x=c*m-f*h;if(x<=0&&h-c>=0&&f-m>=0)return Ne.subVectors(e,b),r=(h-c)/(h-c+(f-m)),t.copy(b).addScaledVector(Ne,r);const y=1/(x+v+d);return n=v*y,r=d*y,t.copy(a).addScaledVector(Ie,n).addScaledVector(De,r)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let Ue=0;class He extends ${constructor(){super(),Object.defineProperty(this,"id",{value:Ue++}),this.uuid=nt(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.format=D,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=o,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=X,this.stencilZFail=X,this.stencilZPass=X,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.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const r=this[e];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(meta){const t=void 0===meta||"string"==typeof meta;t&&(meta={textures:{},images:{}});const data={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function e(t){const e=[];for(const n in t){const data=t[n];delete data.metadata,e.push(data)}return e}if(data.uuid=this.uuid,data.type=this.type,""!==this.name&&(data.name=this.name),this.color&&this.color.isColor&&(data.color=this.color.getHex()),void 0!==this.roughness&&(data.roughness=this.roughness),void 0!==this.metalness&&(data.metalness=this.metalness),void 0!==this.sheen&&(data.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(data.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(data.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(data.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(data.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(data.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(data.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(data.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(data.shininess=this.shininess),void 0!==this.clearcoat&&(data.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(data.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(data.clearcoatMap=this.clearcoatMap.toJSON(meta).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(data.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(meta).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(data.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(meta).uuid,data.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(data.map=this.map.toJSON(meta).uuid),this.matcap&&this.matcap.isTexture&&(data.matcap=this.matcap.toJSON(meta).uuid),this.alphaMap&&this.alphaMap.isTexture&&(data.alphaMap=this.alphaMap.toJSON(meta).uuid),this.lightMap&&this.lightMap.isTexture&&(data.lightMap=this.lightMap.toJSON(meta).uuid,data.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(data.aoMap=this.aoMap.toJSON(meta).uuid,data.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(data.bumpMap=this.bumpMap.toJSON(meta).uuid,data.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(data.normalMap=this.normalMap.toJSON(meta).uuid,data.normalMapType=this.normalMapType,data.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(data.displacementMap=this.displacementMap.toJSON(meta).uuid,data.displacementScale=this.displacementScale,data.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(data.roughnessMap=this.roughnessMap.toJSON(meta).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(data.metalnessMap=this.metalnessMap.toJSON(meta).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(data.emissiveMap=this.emissiveMap.toJSON(meta).uuid),this.specularMap&&this.specularMap.isTexture&&(data.specularMap=this.specularMap.toJSON(meta).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(data.specularIntensityMap=this.specularIntensityMap.toJSON(meta).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(data.specularColorMap=this.specularColorMap.toJSON(meta).uuid),this.envMap&&this.envMap.isTexture&&(data.envMap=this.envMap.toJSON(meta).uuid,void 0!==this.combine&&(data.combine=this.combine)),void 0!==this.envMapIntensity&&(data.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(data.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(data.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(data.gradientMap=this.gradientMap.toJSON(meta).uuid),void 0!==this.transmission&&(data.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(data.transmissionMap=this.transmissionMap.toJSON(meta).uuid),void 0!==this.thickness&&(data.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(data.thicknessMap=this.thicknessMap.toJSON(meta).uuid),void 0!==this.attenuationDistance&&(data.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(data.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(data.size=this.size),null!==this.shadowSide&&(data.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(data.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(data.blending=this.blending),0!==this.side&&(data.side=this.side),this.vertexColors&&(data.vertexColors=!0),this.opacity<1&&(data.opacity=this.opacity),this.format!==D&&(data.format=this.format),!0===this.transparent&&(data.transparent=this.transparent),data.depthFunc=this.depthFunc,data.depthTest=this.depthTest,data.depthWrite=this.depthWrite,data.colorWrite=this.colorWrite,data.stencilWrite=this.stencilWrite,data.stencilWriteMask=this.stencilWriteMask,data.stencilFunc=this.stencilFunc,data.stencilRef=this.stencilRef,data.stencilFuncMask=this.stencilFuncMask,data.stencilFail=this.stencilFail,data.stencilZFail=this.stencilZFail,data.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(data.rotation=this.rotation),!0===this.polygonOffset&&(data.polygonOffset=!0),0!==this.polygonOffsetFactor&&(data.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(data.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(data.linewidth=this.linewidth),void 0!==this.dashSize&&(data.dashSize=this.dashSize),void 0!==this.gapSize&&(data.gapSize=this.gapSize),void 0!==this.scale&&(data.scale=this.scale),!0===this.dithering&&(data.dithering=!0),this.alphaTest>0&&(data.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(data.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(data.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(data.wireframe=this.wireframe),this.wireframeLinewidth>1&&(data.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(data.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(data.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(data.flatShading=this.flatShading),!1===this.visible&&(data.visible=!1),!1===this.toneMapped&&(data.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(data.userData=this.userData),t){const t=e(meta.textures),n=e(meta.images);t.length>0&&(data.textures=t),n.length>0&&(data.images=n)}return data}clone(){return(new this.constructor).copy(this)}copy(source){this.name=source.name,this.fog=source.fog,this.blending=source.blending,this.side=source.side,this.vertexColors=source.vertexColors,this.opacity=source.opacity,this.format=source.format,this.transparent=source.transparent,this.blendSrc=source.blendSrc,this.blendDst=source.blendDst,this.blendEquation=source.blendEquation,this.blendSrcAlpha=source.blendSrcAlpha,this.blendDstAlpha=source.blendDstAlpha,this.blendEquationAlpha=source.blendEquationAlpha,this.depthFunc=source.depthFunc,this.depthTest=source.depthTest,this.depthWrite=source.depthWrite,this.stencilWriteMask=source.stencilWriteMask,this.stencilFunc=source.stencilFunc,this.stencilRef=source.stencilRef,this.stencilFuncMask=source.stencilFuncMask,this.stencilFail=source.stencilFail,this.stencilZFail=source.stencilZFail,this.stencilZPass=source.stencilZPass,this.stencilWrite=source.stencilWrite;const t=source.clippingPlanes;let e=null;if(null!==t){const n=t.length;e=new Array(n);for(let i=0;i!==n;++i)e[i]=t[i].clone()}return this.clippingPlanes=e,this.clipIntersection=source.clipIntersection,this.clipShadows=source.clipShadows,this.shadowSide=source.shadowSide,this.colorWrite=source.colorWrite,this.precision=source.precision,this.polygonOffset=source.polygonOffset,this.polygonOffsetFactor=source.polygonOffsetFactor,this.polygonOffsetUnits=source.polygonOffsetUnits,this.dithering=source.dithering,this.alphaTest=source.alphaTest,this.alphaToCoverage=source.alphaToCoverage,this.premultipliedAlpha=source.premultipliedAlpha,this.visible=source.visible,this.toneMapped=source.toneMapped,this.userData=JSON.parse(JSON.stringify(source.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}He.prototype.isMaterial=!0;const ke={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},Ve={h:0,s:0,l:0},Ge={h:0,s:0,l:0};function We(p,q,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?p+6*(q-p)*t:t<.5?q:t<2/3?p+6*(q-p)*(2/3-t):p}function je(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function qe(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class Xe{constructor(t,g,b){return void 0===g&&void 0===b?this.set(t):this.setRGB(t,g,b)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,g,b){return this.r=t,this.g=g,this.b=b,this}setHSL(t,s,e){if(t=st(t,1),s=it(s,0,1),e=it(e,0,1),0===s)this.r=this.g=this.b=e;else{const p=e<=.5?e*(1+s):e+s-e*s,q=2*e-p;this.r=We(q,p,t+1/3),this.g=We(q,p,t),this.b=We(q,p,t-1/3)}return this}setStyle(style){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+style+" will be ignored.")}let e;if(e=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(style)){let n;const r=e[1],o=e[2];switch(r){case"rgb":case"rgba":if(n=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return this.r=Math.min(255,parseInt(n[1],10))/255,this.g=Math.min(255,parseInt(n[2],10))/255,this.b=Math.min(255,parseInt(n[3],10))/255,t(n[4]),this;if(n=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return this.r=Math.min(100,parseInt(n[1],10))/100,this.g=Math.min(100,parseInt(n[2],10))/100,this.b=Math.min(100,parseInt(n[3],10))/100,t(n[4]),this;break;case"hsl":case"hsla":if(n=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o)){const e=parseFloat(n[1])/360,s=parseInt(n[2],10)/100,r=parseInt(n[3],10)/100;return t(n[4]),this.setHSL(e,s,r)}}}else if(e=/^\#([A-Fa-f\d]+)$/.exec(style)){const t=e[1],n=t.length;if(3===n)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===n)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return style&&style.length>0?this.setColorName(style):this}setColorName(style){const t=ke[style.toLowerCase()];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+style),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=je(t.r),this.g=je(t.g),this.b=je(t.b),this}copyLinearToSRGB(t){return this.r=qe(t.r),this.g=qe(t.g),this.b=qe(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){const e=this.r,g=this.g,b=this.b,n=Math.max(e,g,b),r=Math.min(e,g,b);let o,l;const c=(r+n)/2;if(r===n)o=0,l=0;else{const t=n-r;switch(l=c<=.5?t/(n+r):t/(2-n-r),n){case e:o=(g-b)/t+(g<b?6:0);break;case g:o=(b-e)/t+2;break;case b:o=(e-g)/t+4}o/=6}return t.h=o,t.s=l,t.l=c,t}getStyle(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"}offsetHSL(t,s,e){return this.getHSL(Ve),Ve.h+=t,Ve.s+=s,Ve.l+=e,this.setHSL(Ve.h,Ve.s,Ve.l),this}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(s){return this.r+=s,this.g+=s,this.b+=s,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(s){return this.r*=s,this.g*=s,this.b*=s,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(Ve),t.getHSL(Ge);const n=at(Ve.h,Ge.h,e),s=at(Ve.s,Ge.s,e),r=at(Ve.l,Ge.l,e);return this.setHSL(n,s,r),this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),!0===t.normalized&&(this.r/=255,this.g/=255,this.b/=255),this}toJSON(){return this.getHex()}}Xe.NAMES=ke,Xe.prototype.isColor=!0,Xe.prototype.r=1,Xe.prototype.g=1,Xe.prototype.b=1;class Ye extends He{constructor(t){super(),this.type="MeshBasicMaterial",this.color=new Xe(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=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.map=source.map,this.lightMap=source.lightMap,this.lightMapIntensity=source.lightMapIntensity,this.aoMap=source.aoMap,this.aoMapIntensity=source.aoMapIntensity,this.specularMap=source.specularMap,this.alphaMap=source.alphaMap,this.envMap=source.envMap,this.combine=source.combine,this.reflectivity=source.reflectivity,this.refractionRatio=source.refractionRatio,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.wireframeLinecap=source.wireframeLinecap,this.wireframeLinejoin=source.wireframeLinejoin,this}}Ye.prototype.isMeshBasicMaterial=!0;const Je=new Tt,Ze=new ut;class $e{constructor(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.usage=Y,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(source){return this.name=source.name,this.array=new source.array.constructor(source.array),this.itemSize=source.itemSize,this.count=source.count,this.normalized=source.normalized,this.usage=source.usage,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this}copyArray(t){return this.array.set(t),this}copyColorsArray(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),r=new Xe),e[n++]=r.r,e[n++]=r.g,e[n++]=r.b}return this}copyVector2sArray(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),r=new ut),e[n++]=r.x,e[n++]=r.y}return this}copyVector3sArray(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),r=new Tt),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z}return this}copyVector4sArray(t){const e=this.array;let n=0;for(let i=0,r=t.length;i<r;i++){let r=t[i];void 0===r&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),r=new bt),e[n++]=r.x,e[n++]=r.y,e[n++]=r.z,e[n++]=r.w}return this}applyMatrix3(t){if(2===this.itemSize)for(let i=0,e=this.count;i<e;i++)Ze.fromBufferAttribute(this,i),Ze.applyMatrix3(t),this.setXY(i,Ze.x,Ze.y);else if(3===this.itemSize)for(let i=0,e=this.count;i<e;i++)Je.fromBufferAttribute(this,i),Je.applyMatrix3(t),this.setXYZ(i,Je.x,Je.y,Je.z);return this}applyMatrix4(t){for(let i=0,e=this.count;i<e;i++)Je.x=this.getX(i),Je.y=this.getY(i),Je.z=this.getZ(i),Je.applyMatrix4(t),this.setXYZ(i,Je.x,Je.y,Je.z);return this}applyNormalMatrix(t){for(let i=0,e=this.count;i<e;i++)Je.x=this.getX(i),Je.y=this.getY(i),Je.z=this.getZ(i),Je.applyNormalMatrix(t),this.setXYZ(i,Je.x,Je.y,Je.z);return this}transformDirection(t){for(let i=0,e=this.count;i<e;i++)Je.x=this.getX(i),Je.y=this.getY(i),Je.z=this.getZ(i),Je.transformDirection(t),this.setXYZ(i,Je.x,Je.y,Je.z);return this}set(t,e=0){return this.array.set(t,e),this}getX(t){return this.array[t*this.itemSize]}setX(t,e){return this.array[t*this.itemSize]=e,this}getY(t){return this.array[t*this.itemSize+1]}setY(t,e){return this.array[t*this.itemSize+1]=e,this}getZ(t){return this.array[t*this.itemSize+2]}setZ(t,e){return this.array[t*this.itemSize+2]=e,this}getW(t){return this.array[t*this.itemSize+3]}setW(t,e){return this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(t,e,n,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=r,this}setXYZW(t,e,n,r,o){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=r,this.array[t+3]=o,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const data={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized};return""!==this.name&&(data.name=this.name),this.usage!==Y&&(data.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(data.updateRange=this.updateRange),data}}$e.prototype.isBufferAttribute=!0;class Qe extends $e{constructor(t,e,n){super(new Uint16Array(t),e,n)}}class Ke extends $e{constructor(t,e,n){super(new Uint32Array(t),e,n)}}(class extends $e{constructor(t,e,n){super(new Uint16Array(t),e,n)}}).prototype.isFloat16BufferAttribute=!0;class tn extends $e{constructor(t,e,n){super(new Float32Array(t),e,n)}}let en=0;const nn=new ne,rn=new Ae,sn=new Tt,an=new Lt,on=new Lt,ln=new Tt;class cn extends ${constructor(){super(),Object.defineProperty(this,"id",{value:en++}),this.uuid=nt(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(ft(t)>65535?Ke:Qe)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new pt).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(t),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(q){return nn.makeRotationFromQuaternion(q),this.applyMatrix4(nn),this}rotateX(t){return nn.makeRotationX(t),this.applyMatrix4(nn),this}rotateY(t){return nn.makeRotationY(t),this.applyMatrix4(nn),this}rotateZ(t){return nn.makeRotationZ(t),this.applyMatrix4(nn),this}translate(t,e,n){return nn.makeTranslation(t,e,n),this.applyMatrix4(nn),this}scale(t,e,n){return nn.makeScale(t,e,n),this.applyMatrix4(nn),this}lookAt(t){return rn.lookAt(t),rn.updateMatrix(),this.applyMatrix4(rn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(sn).negate(),this.translate(sn.x,sn.y,sn.z),this}setFromPoints(t){const e=[];for(let i=0,n=t.length;i<n;i++){const n=t[i];e.push(n.x,n.y,n.z||0)}return this.setAttribute("position",new tn(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Lt);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new Tt(-1/0,-1/0,-1/0),new Tt(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let i=0,t=e.length;i<t;i++){const t=e[i];an.setFromBufferAttribute(t),this.morphTargetsRelative?(ln.addVectors(this.boundingBox.min,an.min),this.boundingBox.expandByPoint(ln),ln.addVectors(this.boundingBox.max,an.max),this.boundingBox.expandByPoint(ln)):(this.boundingBox.expandByPoint(an.min),this.boundingBox.expandByPoint(an.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(){null===this.boundingSphere&&(this.boundingSphere=new Xt);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new Tt,1/0);if(t){const n=this.boundingSphere.center;if(an.setFromBufferAttribute(t),e)for(let i=0,t=e.length;i<t;i++){const t=e[i];on.setFromBufferAttribute(t),this.morphTargetsRelative?(ln.addVectors(an.min,on.min),an.expandByPoint(ln),ln.addVectors(an.max,on.max),an.expandByPoint(ln)):(an.expandByPoint(on.min),an.expandByPoint(on.max))}an.getCenter(n);let r=0;for(let i=0,e=t.count;i<e;i++)ln.fromBufferAttribute(t,i),r=Math.max(r,n.distanceToSquared(ln));if(e)for(let i=0,o=e.length;i<o;i++){const o=e[i],l=this.morphTargetsRelative;for(let e=0,c=o.count;e<c;e++)ln.fromBufferAttribute(o,e),l&&(sn.fromBufferAttribute(t,e),ln.add(sn)),r=Math.max(r,n.distanceToSquared(ln))}this.boundingSphere.radius=Math.sqrt(r),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 t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=t.array,r=e.position.array,o=e.normal.array,l=e.uv.array,c=r.length/3;void 0===e.tangent&&this.setAttribute("tangent",new $e(new Float32Array(4*c),4));const h=e.tangent.array,d=[],f=[];for(let i=0;i<c;i++)d[i]=new Tt,f[i]=new Tt;const m=new Tt,v=new Tt,x=new Tt,y=new ut,_=new ut,M=new ut,w=new Tt,S=new Tt;function T(a,b,t){m.fromArray(r,3*a),v.fromArray(r,3*b),x.fromArray(r,3*t),y.fromArray(l,2*a),_.fromArray(l,2*b),M.fromArray(l,2*t),v.sub(m),x.sub(m),_.sub(y),M.sub(y);const e=1/(_.x*M.y-M.x*_.y);isFinite(e)&&(w.copy(v).multiplyScalar(M.y).addScaledVector(x,-_.y).multiplyScalar(e),S.copy(x).multiplyScalar(_.x).addScaledVector(v,-M.x).multiplyScalar(e),d[a].add(w),d[b].add(w),d[t].add(w),f[a].add(S),f[b].add(S),f[t].add(S))}let E=this.groups;0===E.length&&(E=[{start:0,count:n.length}]);for(let i=0,t=E.length;i<t;++i){const t=E[i],e=t.start;for(let r=e,o=e+t.count;r<o;r+=3)T(n[r+0],n[r+1],n[r+2])}const A=new Tt,L=new Tt,C=new Tt,R=new Tt;function P(t){C.fromArray(o,3*t),R.copy(C);const e=d[t];A.copy(e),A.sub(C.multiplyScalar(C.dot(e))).normalize(),L.crossVectors(R,e);const n=L.dot(f[t])<0?-1:1;h[4*t]=A.x,h[4*t+1]=A.y,h[4*t+2]=A.z,h[4*t+3]=n}for(let i=0,t=E.length;i<t;++i){const t=E[i],e=t.start;for(let r=e,o=e+t.count;r<o;r+=3)P(n[r+0]),P(n[r+1]),P(n[r+2])}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n)n=new $e(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(let i=0,t=n.count;i<t;i++)n.setXYZ(i,0,0,0);const r=new Tt,o=new Tt,l=new Tt,c=new Tt,h=new Tt,d=new Tt,f=new Tt,m=new Tt;if(t)for(let i=0,v=t.count;i<v;i+=3){const v=t.getX(i+0),x=t.getX(i+1),y=t.getX(i+2);r.fromBufferAttribute(e,v),o.fromBufferAttribute(e,x),l.fromBufferAttribute(e,y),f.subVectors(l,o),m.subVectors(r,o),f.cross(m),c.fromBufferAttribute(n,v),h.fromBufferAttribute(n,x),d.fromBufferAttribute(n,y),c.add(f),h.add(f),d.add(f),n.setXYZ(v,c.x,c.y,c.z),n.setXYZ(x,h.x,h.y,h.z),n.setXYZ(y,d.x,d.y,d.z)}else for(let i=0,t=e.count;i<t;i+=3)r.fromBufferAttribute(e,i+0),o.fromBufferAttribute(e,i+1),l.fromBufferAttribute(e,i+2),f.subVectors(l,o),m.subVectors(r,o),f.cross(m),n.setXYZ(i+0,f.x,f.y,f.z),n.setXYZ(i+1,f.x,f.y,f.z),n.setXYZ(i+2,f.x,f.y,f.z);this.normalizeNormals(),n.needsUpdate=!0}}merge(t,e){if(!t||!t.isBufferGeometry)return void console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t);void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));const n=this.attributes;for(const r in n){if(void 0===t.attributes[r])continue;const o=n[r].array,l=t.attributes[r],c=l.array,h=l.itemSize*e,d=Math.min(c.length,o.length-h);for(let i=0,t=h;i<d;i++,t++)o[t]=c[i]}return this}normalizeNormals(){const t=this.attributes.normal;for(let i=0,e=t.count;i<e;i++)ln.fromBufferAttribute(t,i),ln.normalize(),t.setXYZ(i,ln.x,ln.y,ln.z)}toNonIndexed(){function t(t,e){const n=t.array,r=t.itemSize,o=t.normalized,l=new n.constructor(e.length*r);let c=0,h=0;for(let i=0,o=e.length;i<o;i++){c=t.isInterleavedBufferAttribute?e[i]*t.data.stride+t.offset:e[i]*r;for(let t=0;t<r;t++)l[h++]=n[c++]}return new $e(l,r,o)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new cn,n=this.index.array,r=this.attributes;for(const o in r){const l=t(r[o],n);e.setAttribute(o,l)}const o=this.morphAttributes;for(const r in o){const l=[],c=o[r];for(let i=0,e=c.length;i<e;i++){const e=t(c[i],n);l.push(e)}e.morphAttributes[r]=l}e.morphTargetsRelative=this.morphTargetsRelative;const l=this.groups;for(let i=0,t=l.length;i<t;i++){const t=l[i];e.addGroup(t.start,t.count,t.materialIndex)}return e}toJSON(){const data={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(data.uuid=this.uuid,data.type=this.type,""!==this.name&&(data.name=this.name),Object.keys(this.userData).length>0&&(data.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const e in t)void 0!==t[e]&&(data[e]=t[e]);return data}data.data={attributes:{}};const t=this.index;null!==t&&(data.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const e=this.attributes;for(const t in e){const n=e[t];data.data.attributes[t]=n.toJSON(data.data)}const n={};let r=!1;for(const t in this.morphAttributes){const e=this.morphAttributes[t],o=[];for(let i=0,t=e.length;i<t;i++){const t=e[i];o.push(t.toJSON(data.data))}o.length>0&&(n[t]=o,r=!0)}r&&(data.data.morphAttributes=n,data.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(data.data.groups=JSON.parse(JSON.stringify(o)));const l=this.boundingSphere;return null!==l&&(data.data.boundingSphere={center:l.center.toArray(),radius:l.radius}),data}clone(){return(new this.constructor).copy(this)}copy(source){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const data={};this.name=source.name;const t=source.index;null!==t&&this.setIndex(t.clone(data));const e=source.attributes;for(const t in e){const n=e[t];this.setAttribute(t,n.clone(data))}const n=source.morphAttributes;for(const t in n){const e=[],r=n[t];for(let i=0,t=r.length;i<t;i++)e.push(r[i].clone(data));this.morphAttributes[t]=e}this.morphTargetsRelative=source.morphTargetsRelative;const r=source.groups;for(let i=0,t=r.length;i<t;i++){const t=r[i];this.addGroup(t.start,t.count,t.materialIndex)}const o=source.boundingBox;null!==o&&(this.boundingBox=o.clone());const l=source.boundingSphere;return null!==l&&(this.boundingSphere=l.clone()),this.drawRange.start=source.drawRange.start,this.drawRange.count=source.drawRange.count,this.userData=source.userData,void 0!==source.parameters&&(this.parameters=Object.assign({},source.parameters)),this}dispose(){this.dispatchEvent({type:"dispose"})}}cn.prototype.isBufferGeometry=!0;const hn=new ne,un=new ee,dn=new Xt,pn=new Tt,fn=new Tt,mn=new Tt,gn=new Tt,vn=new Tt,xn=new Tt,yn=new Tt,_n=new Tt,bn=new Tt,Mn=new ut,wn=new ut,Sn=new ut,Tn=new Tt,En=new Tt;class An extends Ae{constructor(t=new cn,e=new Ye){super(),this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(source){return super.copy(source),void 0!==source.morphTargetInfluences&&(this.morphTargetInfluences=source.morphTargetInfluences.slice()),void 0!==source.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},source.morphTargetDictionary)),this.material=source.material,this.geometry=source.geometry,this}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,r=this.material,o=this.matrixWorld;if(void 0===r)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),dn.copy(n.boundingSphere),dn.applyMatrix4(o),!1===t.ray.intersectsSphere(dn))return;if(hn.copy(o).invert(),un.copy(t.ray).applyMatrix4(hn),null!==n.boundingBox&&!1===un.intersectsBox(n.boundingBox))return;let l;if(n.isBufferGeometry){const o=n.index,c=n.attributes.position,h=n.morphAttributes.position,d=n.morphTargetsRelative,f=n.attributes.uv,m=n.attributes.uv2,v=n.groups,x=n.drawRange;if(null!==o)if(Array.isArray(r))for(let i=0,n=v.length;i<n;i++){const n=v[i],y=r[n.materialIndex];for(let r=Math.max(n.start,x.start),v=Math.min(o.count,Math.min(n.start+n.count,x.start+x.count));r<v;r+=3){const a=o.getX(r),b=o.getX(r+1),v=o.getX(r+2);l=Ln(this,y,t,un,c,h,d,f,m,a,b,v),l&&(l.faceIndex=Math.floor(r/3),l.face.materialIndex=n.materialIndex,e.push(l))}}else{for(let i=Math.max(0,x.start),n=Math.min(o.count,x.start+x.count);i<n;i+=3){const a=o.getX(i),b=o.getX(i+1),n=o.getX(i+2);l=Ln(this,r,t,un,c,h,d,f,m,a,b,n),l&&(l.faceIndex=Math.floor(i/3),e.push(l))}}else if(void 0!==c)if(Array.isArray(r))for(let i=0,n=v.length;i<n;i++){const n=v[i],o=r[n.materialIndex];for(let r=Math.max(n.start,x.start),v=Math.min(c.count,Math.min(n.start+n.count,x.start+x.count));r<v;r+=3){l=Ln(this,o,t,un,c,h,d,f,m,r,r+1,r+2),l&&(l.faceIndex=Math.floor(r/3),l.face.materialIndex=n.materialIndex,e.push(l))}}else{for(let i=Math.max(0,x.start),n=Math.min(c.count,x.start+x.count);i<n;i+=3){l=Ln(this,r,t,un,c,h,d,f,m,i,i+1,i+2),l&&(l.faceIndex=Math.floor(i/3),e.push(l))}}}else n.isGeometry&&console.error("THREE.Mesh.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}function Ln(object,t,e,n,r,o,l,c,h,a,b,d){pn.fromBufferAttribute(r,a),fn.fromBufferAttribute(r,b),mn.fromBufferAttribute(r,d);const f=object.morphTargetInfluences;if(o&&f){yn.set(0,0,0),_n.set(0,0,0),bn.set(0,0,0);for(let i=0,t=o.length;i<t;i++){const t=f[i],e=o[i];0!==t&&(gn.fromBufferAttribute(e,a),vn.fromBufferAttribute(e,b),xn.fromBufferAttribute(e,d),l?(yn.addScaledVector(gn,t),_n.addScaledVector(vn,t),bn.addScaledVector(xn,t)):(yn.addScaledVector(gn.sub(pn),t),_n.addScaledVector(vn.sub(fn),t),bn.addScaledVector(xn.sub(mn),t)))}pn.add(yn),fn.add(_n),mn.add(bn)}object.isSkinnedMesh&&(object.boneTransform(a,pn),object.boneTransform(b,fn),object.boneTransform(d,mn));const m=function(object,t,e,n,r,o,l,c){let h;if(h=1===t.side?n.intersectTriangle(l,o,r,!0,c):n.intersectTriangle(r,o,l,2!==t.side,c),null===h)return null;En.copy(c),En.applyMatrix4(object.matrixWorld);const d=e.ray.origin.distanceTo(En);return d<e.near||d>e.far?null:{distance:d,point:En.clone(),object:object}}(object,t,e,n,pn,fn,mn,Tn);if(m){c&&(Mn.fromBufferAttribute(c,a),wn.fromBufferAttribute(c,b),Sn.fromBufferAttribute(c,d),m.uv=Fe.getUV(Tn,pn,fn,mn,Mn,wn,Sn,new ut)),h&&(Mn.fromBufferAttribute(h,a),wn.fromBufferAttribute(h,b),Sn.fromBufferAttribute(h,d),m.uv2=Fe.getUV(Tn,pn,fn,mn,Mn,wn,Sn,new ut));const t={a:a,b:b,c:d,normal:new Tt,materialIndex:0};Fe.getNormal(pn,fn,mn,t.normal),m.face=t}return m}An.prototype.isMesh=!0;class Cn extends cn{constructor(t=1,e=1,n=1,r=1,o=1,l=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:o,depthSegments:l};const c=this;r=Math.floor(r),o=Math.floor(o),l=Math.floor(l);const h=[],d=[],f=[],m=[];let v=0,x=0;function y(u,t,e,n,r,o,l,y,_,M,w){const S=o/_,T=l/M,E=o/2,A=l/2,L=y/2,C=_+1,R=M+1;let P=0,I=0;const D=new Tt;for(let o=0;o<R;o++){const l=o*T-A;for(let c=0;c<C;c++){const h=c*S-E;D[u]=h*n,D[t]=l*r,D[e]=L,d.push(D.x,D.y,D.z),D[u]=0,D[t]=0,D[e]=y>0?1:-1,f.push(D.x,D.y,D.z),m.push(c/_),m.push(1-o/M),P+=1}}for(let t=0;t<M;t++)for(let e=0;e<_;e++){const a=v+e+C*t,b=v+e+C*(t+1),n=v+(e+1)+C*(t+1),r=v+(e+1)+C*t;h.push(a,b,r),h.push(b,n,r),I+=6}c.addGroup(x,I,w),x+=I,v+=P}y("z","y","x",-1,-1,n,e,t,l,o,0),y("z","y","x",1,-1,n,e,-t,l,o,1),y("x","z","y",1,1,t,n,e,r,l,2),y("x","z","y",1,-1,t,n,-e,r,l,3),y("x","y","z",1,-1,t,e,n,r,o,4),y("x","y","z",-1,-1,t,e,-n,r,o,5),this.setIndex(h),this.setAttribute("position",new tn(d,3)),this.setAttribute("normal",new tn(f,3)),this.setAttribute("uv",new tn(m,2))}static fromJSON(data){return new Cn(data.width,data.height,data.depth,data.widthSegments,data.heightSegments,data.depthSegments)}}function Rn(t){const e={};for(const u in t){e[u]={};for(const p in t[u]){const n=t[u][p];n&&(n.isColor||n.isMatrix3||n.isMatrix4||n.isVector2||n.isVector3||n.isVector4||n.isTexture||n.isQuaternion)?e[u][p]=n.clone():Array.isArray(n)?e[u][p]=n.slice():e[u][p]=n}}return e}function Pn(t){const e={};for(let u=0;u<t.length;u++){const n=Rn(t[u]);for(const p in n)e[p]=n[p]}return e}const In={clone:Rn,merge:Pn};class Dn extends He{constructor(t){super(),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}copy(source){return super.copy(source),this.fragmentShader=source.fragmentShader,this.vertexShader=source.vertexShader,this.uniforms=Rn(source.uniforms),this.defines=Object.assign({},source.defines),this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.lights=source.lights,this.clipping=source.clipping,this.extensions=Object.assign({},source.extensions),this.glslVersion=source.glslVersion,this}toJSON(meta){const data=super.toJSON(meta);data.glslVersion=this.glslVersion,data.uniforms={};for(const t in this.uniforms){const e=this.uniforms[t].value;e&&e.isTexture?data.uniforms[t]={type:"t",value:e.toJSON(meta).uuid}:e&&e.isColor?data.uniforms[t]={type:"c",value:e.getHex()}:e&&e.isVector2?data.uniforms[t]={type:"v2",value:e.toArray()}:e&&e.isVector3?data.uniforms[t]={type:"v3",value:e.toArray()}:e&&e.isVector4?data.uniforms[t]={type:"v4",value:e.toArray()}:e&&e.isMatrix3?data.uniforms[t]={type:"m3",value:e.toArray()}:e&&e.isMatrix4?data.uniforms[t]={type:"m4",value:e.toArray()}:data.uniforms[t]={value:e}}Object.keys(this.defines).length>0&&(data.defines=this.defines),data.vertexShader=this.vertexShader,data.fragmentShader=this.fragmentShader;const t={};for(const e in this.extensions)!0===this.extensions[e]&&(t[e]=!0);return Object.keys(t).length>0&&(data.extensions=t),data}}Dn.prototype.isShaderMaterial=!0;class Nn extends Ae{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new ne,this.projectionMatrix=new ne,this.projectionMatrixInverse=new ne}copy(source,t){return super.copy(source,t),this.matrixWorldInverse.copy(source.matrixWorldInverse),this.projectionMatrix.copy(source.projectionMatrix),this.projectionMatrixInverse.copy(source.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}Nn.prototype.isCamera=!0;class zn extends Nn{constructor(t=50,e=1,n=.1,r=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(source,t){return super.copy(source,t),this.fov=source.fov,this.zoom=source.zoom,this.near=source.near,this.far=source.far,this.focus=source.focus,this.aspect=source.aspect,this.view=null===source.view?null:Object.assign({},source.view),this.filmGauge=source.filmGauge,this.filmOffset=source.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*et*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*tt*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*et*Math.atan(Math.tan(.5*tt*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,r,o,l){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=r,this.view.width=o,this.view.height=l,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*tt*this.fov)/this.zoom,n=2*e,r=this.aspect*n,o=-.5*r;const view=this.view;if(null!==this.view&&this.view.enabled){const t=view.fullWidth,l=view.fullHeight;o+=view.offsetX*r/t,e-=view.offsetY*n/l,r*=view.width/t,n*=view.height/l}const l=this.filmOffset;0!==l&&(o+=t*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(o,o+r,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(meta){const data=super.toJSON(meta);return data.object.fov=this.fov,data.object.zoom=this.zoom,data.object.near=this.near,data.object.far=this.far,data.object.focus=this.focus,data.object.aspect=this.aspect,null!==this.view&&(data.object.view=Object.assign({},this.view)),data.object.filmGauge=this.filmGauge,data.object.filmOffset=this.filmOffset,data}}zn.prototype.isPerspectiveCamera=!0;const On=90;class Bn extends Ae{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const r=new zn(On,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new Tt(1,0,0)),this.add(r);const o=new zn(On,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new Tt(-1,0,0)),this.add(o);const l=new zn(On,1,t,e);l.layers=this.layers,l.up.set(0,0,1),l.lookAt(new Tt(0,1,0)),this.add(l);const c=new zn(On,1,t,e);c.layers=this.layers,c.up.set(0,0,-1),c.lookAt(new Tt(0,-1,0)),this.add(c);const h=new zn(On,1,t,e);h.layers=this.layers,h.up.set(0,-1,0),h.lookAt(new Tt(0,0,1)),this.add(h);const d=new zn(On,1,t,e);d.layers=this.layers,d.up.set(0,-1,0),d.lookAt(new Tt(0,0,-1)),this.add(d)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[r,o,l,c,h,d]=this.children,f=t.xr.enabled,m=t.getRenderTarget();t.xr.enabled=!1;const v=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,r),t.setRenderTarget(n,1),t.render(e,o),t.setRenderTarget(n,2),t.render(e,l),t.setRenderTarget(n,3),t.render(e,c),t.setRenderTarget(n,4),t.render(e,h),n.texture.generateMipmaps=v,t.setRenderTarget(n,5),t.render(e,d),t.setRenderTarget(m),t.xr.enabled=f}}class Fn extends yt{constructor(t,e,n,r,o,c,h,d,f,m){super(t=void 0!==t?t:[],e=void 0!==e?e:l,n,r,o,c,h,d,f,m),this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}Fn.prototype.isCubeTexture=!0;class Un extends Mt{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new Fn(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:S,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=D,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},r=new Cn(5,5,5),o=new Dn({name:"CubemapFromEquirect",uniforms:Rn(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});o.uniforms.tEquirect.value=e;const l=new An(r,o),c=e.minFilter;e.minFilter===T&&(e.minFilter=S);return new Bn(1,10,this).update(t,l),e.minFilter=c,l.geometry.dispose(),l.material.dispose(),this}clear(t,e,n,r){const o=t.getRenderTarget();for(let i=0;i<6;i++)t.setRenderTarget(this,i),t.clear(e,n,r);t.setRenderTarget(o)}}Un.prototype.isWebGLCubeRenderTarget=!0;const Hn=new Tt,kn=new Tt,Vn=new pt;class Gn{constructor(t=new Tt(1,0,0),e=0){this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,r){return this.normal.set(t,e,n),this.constant=r,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(a,b,t){const e=Hn.subVectors(t,b).cross(kn.subVectors(a,b)).normalize();return this.setFromNormalAndCoplanarPoint(e,a),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(line,t){const e=line.delta(Hn),n=this.normal.dot(e);if(0===n)return 0===this.distanceToPoint(line.start)?t.copy(line.start):null;const r=-(line.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:t.copy(e).multiplyScalar(r).add(line.start)}intersectsLine(line){const t=this.distanceToPoint(line.start),e=this.distanceToPoint(line.end);return t<0&&e>0||e<0&&t>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||Vn.getNormalMatrix(t),r=this.coplanarPoint(Hn).applyMatrix4(t),o=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(o),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}Gn.prototype.isPlane=!0;const Wn=new Xt,jn=new Tt;class qn{constructor(t=new Gn,e=new Gn,n=new Gn,r=new Gn,o=new Gn,l=new Gn){this.planes=[t,e,n,r,o,l]}set(t,e,n,r,o,l){const c=this.planes;return c[0].copy(t),c[1].copy(e),c[2].copy(n),c[3].copy(r),c[4].copy(o),c[5].copy(l),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,r=n[0],o=n[1],l=n[2],c=n[3],h=n[4],d=n[5],f=n[6],m=n[7],v=n[8],x=n[9],y=n[10],_=n[11],M=n[12],w=n[13],S=n[14],T=n[15];return e[0].setComponents(c-r,m-h,_-v,T-M).normalize(),e[1].setComponents(c+r,m+h,_+v,T+M).normalize(),e[2].setComponents(c+o,m+d,_+x,T+w).normalize(),e[3].setComponents(c-o,m-d,_-x,T-w).normalize(),e[4].setComponents(c-l,m-f,_-y,T-S).normalize(),e[5].setComponents(c+l,m+f,_+y,T+S).normalize(),this}intersectsObject(object){const t=object.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Wn.copy(t.boundingSphere).applyMatrix4(object.matrixWorld),this.intersectsSphere(Wn)}intersectsSprite(t){return Wn.center.set(0,0,0),Wn.radius=.7071067811865476,Wn.applyMatrix4(t.matrixWorld),this.intersectsSphere(Wn)}intersectsSphere(t){const e=this.planes,n=t.center,r=-t.radius;for(let i=0;i<6;i++){if(e[i].distanceToPoint(n)<r)return!1}return!0}intersectsBox(t){const e=this.planes;for(let i=0;i<6;i++){const n=e[i];if(jn.x=n.normal.x>0?t.max.x:t.min.x,jn.y=n.normal.y>0?t.max.y:t.min.y,jn.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(jn)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Xn(){let t=null,e=!1,n=null,r=null;function o(time,e){n(time,e),r=t.requestAnimationFrame(o)}return{start:function(){!0!==e&&null!==n&&(r=t.requestAnimationFrame(o),e=!0)},stop:function(){t.cancelAnimationFrame(r),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function Yn(t,e){const n=e.isWebGL2,r=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),r.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const data=r.get(e);data&&(t.deleteBuffer(data.buffer),r.delete(e))},update:function(e,o){if(e.isGLBufferAttribute){const t=r.get(e);return void((!t||t.version<e.version)&&r.set(e,{buffer:e.buffer,type:e.type,bytesPerElement:e.elementSize,version:e.version}))}e.isInterleavedBufferAttribute&&(e=e.data);const data=r.get(e);void 0===data?r.set(e,function(e,r){const o=e.array,l=e.usage,c=t.createBuffer();t.bindBuffer(r,c),t.bufferData(r,o,l),e.onUploadCallback();let h=5126;return o instanceof Float32Array?h=5126:o instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):o instanceof Uint16Array?e.isFloat16BufferAttribute?n?h=5131:console.warn("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2."):h=5123:o instanceof Int16Array?h=5122:o instanceof Uint32Array?h=5125:o instanceof Int32Array?h=5124:o instanceof Int8Array?h=5120:(o instanceof Uint8Array||o instanceof Uint8ClampedArray)&&(h=5121),{buffer:c,type:h,bytesPerElement:o.BYTES_PER_ELEMENT,version:e.version}}(e,o)):data.version<e.version&&(!function(e,r,o){const l=r.array,c=r.updateRange;t.bindBuffer(o,e),-1===c.count?t.bufferSubData(o,0,l):(n?t.bufferSubData(o,c.offset*l.BYTES_PER_ELEMENT,l,c.offset,c.count):t.bufferSubData(o,c.offset*l.BYTES_PER_ELEMENT,l.subarray(c.offset,c.offset+c.count)),c.count=-1)}(data.buffer,e,o),data.version=e.version)}}}class Jn extends cn{constructor(t=1,e=1,n=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:r};const o=t/2,l=e/2,c=Math.floor(n),h=Math.floor(r),d=c+1,f=h+1,m=t/c,v=e/h,x=[],y=[],_=[],M=[];for(let t=0;t<f;t++){const e=t*v-l;for(let n=0;n<d;n++){const r=n*m-o;y.push(r,-e,0),_.push(0,0,1),M.push(n/c),M.push(1-t/h)}}for(let t=0;t<h;t++)for(let e=0;e<c;e++){const a=e+d*t,b=e+d*(t+1),n=e+1+d*(t+1),r=e+1+d*t;x.push(a,b,r),x.push(b,n,r)}this.setIndex(x),this.setAttribute("position",new tn(y,3)),this.setAttribute("normal",new tn(_,3)),this.setAttribute("uv",new tn(M,2))}static fromJSON(data){return new Jn(data.width,data.height,data.widthSegments,data.heightSegments)}}const Zn={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 ) + 0.5;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\treturn texture2D( envMap, uv ).rgb;\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec;\n\t\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\t\treflectVec = reflect( - viewDir, normal );\n\t\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\t#else\n\t\t\t\treflectVec = refract( - viewDir, normal, refractionRatio );\n\t\t\t#endif\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tlightMapIrradiance *= PI;\n\t#endif\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry.normal );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry.normal );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointLightInfo( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotLightInfo( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalLightInfo( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry.normal );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= specularColorMapTexelToLinear( texture2D( specularColorMap, vUv ) ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( ior - 1.0 ) / ( ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= sheenColorMapTexelToLinear( texture2D( sheenColorMap, vUv ) ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\tvec3 FssEss = specularColor * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1, 2 ) * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform vec2 morphTargetsTextureSize;\n\t\tvec3 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset, const in int stride ) {\n\t\t\tfloat texelIndex = float( vertexIndex * stride + offset );\n\t\t\tfloat y = floor( texelIndex / morphTargetsTextureSize.x );\n\t\t\tfloat x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tvec3 morphUV = vec3( ( x + 0.5 ) / morphTargetsTextureSize.x, y / morphTargetsTextureSize.y, morphTargetIndex );\n\t\t\treturn texture( morphTargetsTexture, morphUV ).xyz;\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\t#ifndef USE_MORPHNORMALS\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 1 ) * morphTargetInfluences[ i ];\n\t\t\t#else\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 2 ) * morphTargetInfluences[ i ];\n\t\t\t#endif\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionAlpha = 1.0;\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationColor, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );\n\ttransmissionAlpha = mix( transmissionAlpha, transmission.a, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( float roughness, float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( vec2 fragCoord, float roughness, float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance ) {\n\t\tif ( attenuationDistance == 0.0 ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( vec3 n, vec3 v, float roughness, vec3 diffuseColor, vec3 specularColor, float specularF90,\n\t\tvec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,\n\t\tvec3 attenuationColor, float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",depth_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include 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i=0,r=n.length;i<r;i++)n[i]!==e[i]&&(t.disableVertexAttribArray(i),n[i]=0)}function S(e,n,o,l,c,h){!0!==r.isWebGL2||5124!==o&&5125!==o?t.vertexAttribPointer(e,n,o,l,c,h):t.vertexAttribIPointer(e,n,o,c,h)}function T(){E(),f!==d&&(f=d,m(f.object))}function E(){d.geometry=null,d.program=null,d.wireframe=!1}return{setup:function(object,o,d,v,T){let E=!1;if(c){const e=function(e,n,o){const c=!0===o.wireframe;let d=h[e.id];void 0===d&&(d={},h[e.id]=d);let f=d[n.id];void 0===f&&(f={},d[n.id]=f);let m=f[c];void 0===m&&(m=x(r.isWebGL2?t.createVertexArray():l.createVertexArrayOES()),f[c]=m);return m}(v,d,o);f!==e&&(f=e,m(f.object)),E=function(t,e){const n=f.attributes,r=t.attributes;let o=0;for(const t in r){const e=n[t],l=r[t];if(void 0===e)return!0;if(e.attribute!==l)return!0;if(e.data!==l.data)return!0;o++}return f.attributesNum!==o||f.index!==e}(v,T),E&&function(t,e){const n={},r=t.attributes;let o=0;for(const t in r){const 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data=o.data,n=data.stride,h=o.offset;if(data&&data.isInstancedInterleavedBuffer){for(let i=0;i<r.locationSize;i++)M(r.location+i,data.meshPerAttribute);!0!==object.isInstancedMesh&&void 0===c._maxInstanceCount&&(c._maxInstanceCount=data.meshPerAttribute*data.count)}else for(let i=0;i<r.locationSize;i++)_(r.location+i);t.bindBuffer(34962,d);for(let i=0;i<r.locationSize;i++)S(r.location+i,l/r.locationSize,f,e,n*m,(h+l/r.locationSize*i)*m)}else{if(o.isInstancedBufferAttribute){for(let i=0;i<r.locationSize;i++)M(r.location+i,o.meshPerAttribute);!0!==object.isInstancedMesh&&void 0===c._maxInstanceCount&&(c._maxInstanceCount=o.meshPerAttribute*o.count)}else for(let i=0;i<r.locationSize;i++)_(r.location+i);t.bindBuffer(34962,d);for(let i=0;i<r.locationSize;i++)S(r.location+i,l/r.locationSize,f,e,l*m,l/r.locationSize*i*m)}}else if(void 0!==f){const n=f[e];if(void 0!==n)switch(n.length){case 2:t.vertexAttrib2fv(r.location,n);break;case 3:t.vertexAttrib3fv(r.location,n);break;case 4:t.vertexAttrib4fv(r.location,n);break;default:t.vertexAttrib1fv(r.location,n)}}}}w()}(object,o,d,v),null!==T&&t.bindBuffer(34963,n.get(T).buffer))},reset:T,resetDefaultState:E,dispose:function(){T();for(const t in h){const e=h[t];for(const t in e){const n=e[t];for(const t in n)v(n[t].object),delete n[t];delete e[t]}delete h[t]}},releaseStatesOfGeometry:function(t){if(void 0===h[t.id])return;const e=h[t.id];for(const t in e){const n=e[t];for(const t in n)v(n[t].object),delete n[t];delete e[t]}delete h[t.id]},releaseStatesOfProgram:function(t){for(const e in h){const n=h[e];if(void 0===n[t.id])continue;const r=n[t.id];for(const t in r)v(r[t].object),delete r[t];delete n[t.id]}},initAttributes:y,enableAttribute:_,disableUnusedAttributes:w}}function ei(t,e,n,r){const o=r.isWebGL2;let l;this.setMode=function(t){l=t},this.render=function(e,r){t.drawArrays(l,e,r),n.update(r,l,1)},this.renderInstances=function(r,c,h){if(0===h)return;let d,f;if(o)d=t,f="drawArraysInstanced";else if(d=e.get("ANGLE_instanced_arrays"),f="drawArraysInstancedANGLE",null===d)return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");d[f](l,r,c,h),n.update(c,l,h)}}function ni(t,e,n){let r;function o(e){if("highp"===e){if(t.getShaderPrecisionFormat(35633,36338).precision>0&&t.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(35633,36337).precision>0&&t.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}const l="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&t instanceof WebGL2ComputeRenderingContext;let c=void 0!==n.precision?n.precision:"highp";const h=o(c);h!==c&&(console.warn("THREE.WebGLRenderer:",c,"not supported, using",h,"instead."),c=h);const d=l||e.has("WEBGL_draw_buffers"),f=!0===n.logarithmicDepthBuffer,m=t.getParameter(34930),v=t.getParameter(35660),x=t.getParameter(3379),y=t.getParameter(34076),_=t.getParameter(34921),M=t.getParameter(36347),w=t.getParameter(36348),S=t.getParameter(36349),T=v>0,E=l||e.has("OES_texture_float");return{isWebGL2:l,drawBuffers:d,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");r=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:o,precision:c,logarithmicDepthBuffer:f,maxTextures:m,maxVertexTextures:v,maxTextureSize:x,maxCubemapSize:y,maxAttributes:_,maxVertexUniforms:M,maxVaryings:w,maxFragmentUniforms:S,vertexTextures:T,floatFragmentTextures:E,floatVertexTextures:T&&E,maxSamples:l?t.getParameter(36183):0}}function ii(t){const e=this;let n=null,r=0,o=!1,l=!1;const c=new Gn,h=new pt,d={value:null,needsUpdate:!1};function f(){d.value!==n&&(d.value=n,d.needsUpdate=r>0),e.numPlanes=r,e.numIntersection=0}function m(t,n,r,o){const l=null!==t?t.length:0;let f=null;if(0!==l){if(f=d.value,!0!==o||null===f){const e=r+4*l,o=n.matrixWorldInverse;h.getNormalMatrix(o),(null===f||f.length<e)&&(f=new Float32Array(e));for(let i=0,e=r;i!==l;++i,e+=4)c.copy(t[i]).applyMatrix4(o,h),c.normal.toArray(f,e),f[e+3]=c.constant}d.value=f,d.needsUpdate=!0}return e.numPlanes=l,e.numIntersection=0,f}this.uniform=d,this.numPlanes=0,this.numIntersection=0,this.init=function(t,e,l){const c=0!==t.length||e||0!==r||o;return o=e,n=m(t,l,0),r=t.length,c},this.beginShadows=function(){l=!0,m(null)},this.endShadows=function(){l=!1,f()},this.setState=function(e,c,h){const v=e.clippingPlanes,x=e.clipIntersection,y=e.clipShadows,_=t.get(e);if(!o||null===v||0===v.length||l&&!y)l?m(null):f();else{const t=l?0:r,e=4*t;let o=_.clippingState||null;d.value=o,o=m(v,c,e,h);for(let i=0;i!==e;++i)o[i]=n[i];_.clippingState=o,this.numIntersection=x?this.numPlanes:0,this.numPlanes+=t}}}function ri(t){let e=new WeakMap;function n(t,e){return e===h?t.mapping=l:e===d&&(t.mapping=c),t}function r(t){const n=t.target;n.removeEventListener("dispose",r);const o=e.get(n);void 0!==o&&(e.delete(n),o.dispose())}return{get:function(o){if(o&&o.isTexture&&!1===o.isRenderTargetTexture){const l=o.mapping;if(l===h||l===d){if(e.has(o)){return n(e.get(o).texture,o.mapping)}{const image=o.image;if(image&&image.height>0){const l=t.getRenderTarget(),c=new Un(image.height/2);return c.fromEquirectangularTexture(t,o),e.set(o,c),t.setRenderTarget(l),o.addEventListener("dispose",r),n(c.texture,o.mapping)}return null}}}return o},dispose:function(){e=new WeakMap}}}Qn.physical={uniforms:Pn([Qn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new ut(1,1)},clearcoatNormalMap:{value:null},sheen:{value:0},sheenColor:{value:new Xe(0)},sheenColorMap:{value:null},sheenRoughness:{value:0},sheenRoughnessMap:{value:null},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new ut},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationColor:{value:new Xe(0)},specularIntensity:{value:0},specularIntensityMap:{value:null},specularColor:{value:new Xe(1,1,1)},specularColorMap:{value:null}}]),vertexShader:Zn.meshphysical_vert,fragmentShader:Zn.meshphysical_frag};class si extends Nn{constructor(t=-1,e=1,n=1,r=-1,o=.1,l=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=r,this.near=o,this.far=l,this.updateProjectionMatrix()}copy(source,t){return super.copy(source,t),this.left=source.left,this.right=source.right,this.top=source.top,this.bottom=source.bottom,this.near=source.near,this.far=source.far,this.zoom=source.zoom,this.view=null===source.view?null:Object.assign({},source.view),this}setViewOffset(t,e,n,r,o,l){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=r,this.view.width=o,this.view.height=l,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let o=n-t,l=n+t,c=r+e,h=r-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;o+=t*this.view.offsetX,l=o+t*this.view.width,c-=e*this.view.offsetY,h=c-e*this.view.height}this.projectionMatrix.makeOrthographic(o,l,c,h,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(meta){const data=super.toJSON(meta);return data.object.zoom=this.zoom,data.object.left=this.left,data.object.right=this.right,data.object.top=this.top,data.object.bottom=this.bottom,data.object.near=this.near,data.object.far=this.far,null!==this.view&&(data.object.view=Object.assign({},this.view)),data}}si.prototype.isOrthographicCamera=!0;class ai extends Dn{constructor(t){super(t),this.type="RawShaderMaterial"}}ai.prototype.isRawShaderMaterial=!0;const oi=Math.pow(2,8),ci=[.125,.215,.35,.446,.526,.582],hi=5+ci.length,ui=20,di={[G]:0,[W]:1},pi=new si,{_lodPlanes:fi,_sizeLods:mi,_sigmas:gi}=wi(),vi=new Xe;let xi=null;const yi=(1+Math.sqrt(5))/2,_i=1/yi,bi=[new Tt(1,1,1),new Tt(-1,1,1),new Tt(1,1,-1),new Tt(-1,1,-1),new Tt(0,yi,_i),new Tt(0,yi,-_i),new Tt(_i,0,yi),new Tt(-_i,0,yi),new Tt(yi,_i,0),new Tt(-yi,_i,0)];class Mi{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new Tt(0,1,0);return new ai({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n}},vertexShader:Li(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${Ci()}\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}(ui),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,r=100){xi=this._renderer.getRenderTarget();const o=this._allocateTargets();return this._sceneToCubeUV(t,n,r,o),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Ai(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=Ei(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let i=0;i<fi.length;i++)fi[i].dispose()}_cleanup(t){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(xi),t.scissorTest=!1,Ti(t,0,0,t.width,t.height)}_fromTexture(t){xi=this._renderer.getRenderTarget();const e=this._allocateTargets(t);return this._textureToCubeUV(t,e),this._applyPMREM(e),this._cleanup(e),e}_allocateTargets(t){const e={magFilter:S,minFilter:S,generateMipmaps:!1,type:R,format:D,encoding:G,depthBuffer:!1},n=Si(e);return n.depthBuffer=!t,this._pingPongRenderTarget=Si(e),n}_compileMaterial(t){const e=new An(fi[0],t);this._renderer.compile(e,pi)}_sceneToCubeUV(t,e,n,r){const o=new zn(90,1,e,n),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],h=this._renderer,d=h.autoClear,f=h.toneMapping;h.getClearColor(vi),h.toneMapping=0,h.autoClear=!1;const m=new Ye({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),v=new An(new Cn,m);let x=!1;const y=t.background;y?y.isColor&&(m.color.copy(y),t.background=null,x=!0):(m.color.copy(vi),x=!0);for(let i=0;i<6;i++){const col=i%3;0==col?(o.up.set(0,l[i],0),o.lookAt(c[i],0,0)):1==col?(o.up.set(0,0,l[i]),o.lookAt(0,c[i],0)):(o.up.set(0,l[i],0),o.lookAt(0,0,c[i])),Ti(r,col*oi,i>2?oi:0,oi,oi),h.setRenderTarget(r),x&&h.render(v,o),h.render(t,o)}v.geometry.dispose(),v.material.dispose(),h.toneMapping=f,h.autoClear=d,t.background=y}_setEncoding(t,e){!0===this._renderer.capabilities.isWebGL2&&e.format===D&&e.type===E&&e.encoding===W?t.value=di[3e3]:t.value=di[e.encoding]}_textureToCubeUV(t,e){const n=this._renderer,r=t.mapping===l||t.mapping===c;r?null==this._cubemapShader&&(this._cubemapShader=Ai()):null==this._equirectShader&&(this._equirectShader=Ei());const o=r?this._cubemapShader:this._equirectShader,h=new An(fi[0],o),d=o.uniforms;d.envMap.value=t,r||d.texelSize.value.set(1/t.image.width,1/t.image.height),this._setEncoding(d.inputEncoding,t),Ti(e,0,0,3*oi,2*oi),n.setRenderTarget(e),n.render(h,pi)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let i=1;i<hi;i++){const e=Math.sqrt(gi[i]*gi[i]-gi[i-1]*gi[i-1]),n=bi[(i-1)%bi.length];this._blur(t,i-1,i,e,n)}e.autoClear=n}_blur(t,e,n,r,o){const l=this._pingPongRenderTarget;this._halfBlur(t,l,e,n,r,"latitudinal",o),this._halfBlur(l,t,n,n,r,"longitudinal",o)}_halfBlur(t,e,n,r,o,l,c){const h=this._renderer,d=this._blurMaterial;"latitudinal"!==l&&"longitudinal"!==l&&console.error("blur direction must be either latitudinal or longitudinal!");const f=new An(fi[r],d),m=d.uniforms,v=mi[n]-1,x=isFinite(o)?Math.PI/(2*v):2*Math.PI/39,y=o/x,_=isFinite(o)?1+Math.floor(3*y):ui;_>ui&&console.warn(`sigmaRadians, ${o}, is too large and will clip, as it requested ${_} samples when the maximum is set to 20`);const M=[];let w=0;for(let i=0;i<ui;++i){const t=i/y,e=Math.exp(-t*t/2);M.push(e),0==i?w+=e:i<_&&(w+=2*e)}for(let i=0;i<M.length;i++)M[i]=M[i]/w;m.envMap.value=t.texture,m.samples.value=_,m.weights.value=M,m.latitudinal.value="latitudinal"===l,c&&(m.poleAxis.value=c),m.dTheta.value=x,m.mipInt.value=8-n;const S=mi[r];Ti(e,3*Math.max(0,oi-2*S),(0===r?0:2*oi)+2*S*(r>4?r-8+4:0),3*S,2*S),h.setRenderTarget(e),h.render(f,pi)}}function wi(){const t=[],e=[],n=[];let r=8;for(let i=0;i<hi;i++){const o=Math.pow(2,r);e.push(o);let l=1/o;i>4?l=ci[i-8+4-1]:0==i&&(l=0),n.push(l);const c=1/(o-1),h=-c/2,d=1+c/2,f=[h,h,d,h,d,d,h,h,d,d,h,d],m=6,v=6,x=3,y=2,_=1,M=new Float32Array(x*v*m),w=new Float32Array(y*v*m),S=new Float32Array(_*v*m);for(let t=0;t<m;t++){const e=t%3*2/3-1,n=t>2?0:-1,r=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];M.set(r,x*v*t),w.set(f,y*v*t);const o=[t,t,t,t,t,t];S.set(o,_*v*t)}const T=new cn;T.setAttribute("position",new $e(M,x)),T.setAttribute("uv",new $e(w,y)),T.setAttribute("faceIndex",new $e(S,_)),t.push(T),r>4&&r--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Si(t){const e=new Mt(3*oi,3*oi,t);return e.texture.mapping=f,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Ti(t,e,n,r,o){t.viewport.set(e,n,r,o),t.scissor.set(e,n,r,o)}function Ei(){const t=new ut(1,1);return new ai({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:di[3e3]}},vertexShader:Li(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${Ci()}\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Ai(){return new ai({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:di[3e3]}},vertexShader:Li(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${Ci()}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Li(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function Ci(){return"\n\n\t\tuniform int inputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t"}function Ri(t){let e=new WeakMap,n=null;function r(t){const n=t.target;n.removeEventListener("dispose",r);const o=e.get(n);void 0!==o&&(e.delete(n),o.dispose())}return{get:function(o){if(o&&o.isTexture&&!1===o.isRenderTargetTexture){const f=o.mapping,m=f===h||f===d,v=f===l||f===c;if(m||v){if(e.has(o))return e.get(o).texture;{const image=o.image;if(m&&image&&image.height>0||v&&image&&function(image){let t=0;const e=6;for(let i=0;i<e;i++)void 0!==image[i]&&t++;return t===e}(image)){const l=t.getRenderTarget();null===n&&(n=new Mi(t));const c=m?n.fromEquirectangular(o):n.fromCubemap(o);return e.set(o,c),t.setRenderTarget(l),o.addEventListener("dispose",r),c.texture}return null}}}return o},dispose:function(){e=new WeakMap,null!==n&&(n.dispose(),n=null)}}}function Pi(t){const e={};function n(n){if(void 0!==e[n])return e[n];let r;switch(n){case"WEBGL_depth_texture":r=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=t.getExtension(n)}return e[n]=r,r}return{has:function(t){return null!==n(t)},init:function(t){t.isWebGL2?n("EXT_color_buffer_float"):(n("WEBGL_depth_texture"),n("OES_texture_float"),n("OES_texture_half_float"),n("OES_texture_half_float_linear"),n("OES_standard_derivatives"),n("OES_element_index_uint"),n("OES_vertex_array_object"),n("ANGLE_instanced_arrays")),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture")},get:function(t){const e=n(t);return null===e&&console.warn("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function Ii(t,e,n,r){const o={},l=new WeakMap;function c(t){const h=t.target;null!==h.index&&e.remove(h.index);for(const t in h.attributes)e.remove(h.attributes[t]);h.removeEventListener("dispose",c),delete o[h.id];const d=l.get(h);d&&(e.remove(d),l.delete(h)),r.releaseStatesOfGeometry(h),!0===h.isInstancedBufferGeometry&&delete h._maxInstanceCount,n.memory.geometries--}function h(t){const n=[],r=t.index,o=t.attributes.position;let c=0;if(null!==r){const t=r.array;c=r.version;for(let i=0,e=t.length;i<e;i+=3){const a=t[i+0],b=t[i+1],e=t[i+2];n.push(a,b,b,e,e,a)}}else{const t=o.array;c=o.version;for(let i=0,e=t.length/3-1;i<e;i+=3){const a=i+0,b=i+1,t=i+2;n.push(a,b,b,t,t,a)}}const h=new(ft(n)>65535?Ke:Qe)(n,1);h.version=c;const d=l.get(t);d&&e.remove(d),l.set(t,h)}return{get:function(object,t){return!0===o[t.id]||(t.addEventListener("dispose",c),o[t.id]=!0,n.memory.geometries++),t},update:function(t){const n=t.attributes;for(const t in n)e.update(n[t],34962);const r=t.morphAttributes;for(const t in r){const n=r[t];for(let i=0,t=n.length;i<t;i++)e.update(n[i],34962)}},getWireframeAttribute:function(t){const e=l.get(t);if(e){const n=t.index;null!==n&&e.version<n.version&&h(t)}else h(t);return l.get(t)}}}function Di(t,e,n,r){const o=r.isWebGL2;let l,c,h;this.setMode=function(t){l=t},this.setIndex=function(t){c=t.type,h=t.bytesPerElement},this.render=function(e,r){t.drawElements(l,r,c,e*h),n.update(r,l,1)},this.renderInstances=function(r,d,f){if(0===f)return;let m,v;if(o)m=t,v="drawElementsInstanced";else if(m=e.get("ANGLE_instanced_arrays"),v="drawElementsInstancedANGLE",null===m)return void console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");m[v](l,d,c,r*h,f),n.update(d,l,f)}}function Ni(t){const e={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:e,programs:null,autoReset:!0,reset:function(){e.frame++,e.calls=0,e.triangles=0,e.points=0,e.lines=0},update:function(t,n,r){switch(e.calls++,n){case 4:e.triangles+=r*(t/3);break;case 1:e.lines+=r*(t/2);break;case 3:e.lines+=r*(t-1);break;case 2:e.lines+=r*t;break;case 0:e.points+=r*t;break;default:console.error("THREE.WebGLInfo: Unknown draw 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0!==d.morphAttributes.normal,n=d.morphAttributes.position,h=d.morphAttributes.normal||[],f=!0===t?2:1;let m=d.attributes.position.count*f,v=1;m>e.maxTextureSize&&(v=Math.ceil(m/e.maxTextureSize),m=e.maxTextureSize);const x=new Float32Array(m*v*4*r),y=new zi(x,m,v,r);y.format=D,y.type=C,y.needsUpdate=!0;const _=4*f;for(let i=0;i<r;i++){const e=n[i],r=h[i],o=m*v*4*i;for(let n=0;n<e.count;n++){c.fromBufferAttribute(e,n),!0===e.normalized&&Fi(c,e);const l=n*_;x[o+l+0]=c.x,x[o+l+1]=c.y,x[o+l+2]=c.z,x[o+l+3]=0,!0===t&&(c.fromBufferAttribute(r,n),!0===r.normalized&&Fi(c,r),x[o+l+4]=c.x,x[o+l+5]=c.y,x[o+l+6]=c.z,x[o+l+7]=0)}}o={count:r,texture:y,size:new ut(m,v)},l.set(d,o)}let h=0;for(let i=0;i<v.length;i++)h+=v[i];const f=d.morphTargetsRelative?1:1-h;m.getUniforms().setValue(t,"morphTargetBaseInfluence",f),m.getUniforms().setValue(t,"morphTargetInfluences",v),m.getUniforms().setValue(t,"morphTargetsTexture",o.texture,n),m.getUniforms().setValue(t,"morphTargetsTextureSize",o.size)}else{const e=void 0===v?0:v.length;let n=r[d.id];if(void 0===n||n.length!==e){n=[];for(let i=0;i<e;i++)n[i]=[i,0];r[d.id]=n}for(let i=0;i<e;i++){const t=n[i];t[0]=i,t[1]=v[i]}n.sort(Bi);for(let i=0;i<8;i++)i<e&&n[i][1]?(h[i][0]=n[i][0],h[i][1]=n[i][1]):(h[i][0]=Number.MAX_SAFE_INTEGER,h[i][1]=0);h.sort(Oi);const l=d.morphAttributes.position,c=d.morphAttributes.normal;let f=0;for(let i=0;i<8;i++){const t=h[i],e=t[0],n=t[1];e!==Number.MAX_SAFE_INTEGER&&n?(l&&d.getAttribute("morphTarget"+i)!==l[e]&&d.setAttribute("morphTarget"+i,l[e]),c&&d.getAttribute("morphNormal"+i)!==c[e]&&d.setAttribute("morphNormal"+i,c[e]),o[i]=n,f+=n):(l&&!0===d.hasAttribute("morphTarget"+i)&&d.deleteAttribute("morphTarget"+i),c&&!0===d.hasAttribute("morphNormal"+i)&&d.deleteAttribute("morphNormal"+i),o[i]=0)}const x=d.morphTargetsRelative?1:1-f;m.getUniforms().setValue(t,"morphTargetBaseInfluence",x),m.getUniforms().setValue(t,"morphTargetInfluences",o)}}}}function Hi(t,e,n,r){let o=new WeakMap;function l(t){const e=t.target;e.removeEventListener("dispose",l),n.remove(e.instanceMatrix),null!==e.instanceColor&&n.remove(e.instanceColor)}return{update:function(object){const t=r.render.frame,c=object.geometry,h=e.get(object,c);return o.get(h)!==t&&(e.update(h),o.set(h,t)),object.isInstancedMesh&&(!1===object.hasEventListener("dispose",l)&&object.addEventListener("dispose",l),n.update(object.instanceMatrix,34962),null!==object.instanceColor&&n.update(object.instanceColor,34962)),h},dispose:function(){o=new WeakMap}}}zi.prototype.isDataTexture2DArray=!0;class ki extends yt{constructor(data=null,t=1,e=1,n=1){super(null),this.image={data:data,width:t,height:e,depth:n},this.magFilter=_,this.minFilter=_,this.wrapR=x,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}ki.prototype.isDataTexture3D=!0;const Vi=new yt,Gi=new zi,Wi=new ki,ji=new Fn,qi=[],Xi=[],Yi=new Float32Array(16),Ji=new Float32Array(9),Zi=new Float32Array(4);function $i(t,e,n){const r=t[0];if(r<=0||r>0)return t;const o=e*n;let l=qi[o];if(void 0===l&&(l=new Float32Array(o),qi[o]=l),0!==e){r.toArray(l,0);for(let i=1,r=0;i!==e;++i)r+=n,t[i].toArray(l,r)}return l}function Qi(a,b){if(a.length!==b.length)return!1;for(let i=0,t=a.length;i<t;i++)if(a[i]!==b[i])return!1;return!0}function Ki(a,b){for(let i=0,t=b.length;i<t;i++)a[i]=b[i]}function er(t,e){let n=Xi[e];void 0===n&&(n=new Int32Array(e),Xi[e]=n);for(let i=0;i!==e;++i)n[i]=t.allocateTextureUnit();return n}function nr(t,e){const n=this.cache;n[0]!==e&&(t.uniform1f(this.addr,e),n[0]=e)}function ir(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y||(t.uniform2f(this.addr,e.x,e.y),n[0]=e.x,n[1]=e.y);else{if(Qi(n,e))return;t.uniform2fv(this.addr,e),Ki(n,e)}}function rr(t,e){const n=this.cache;if(void 0!==e.x)n[0]===e.x&&n[1]===e.y&&n[2]===e.z||(t.uniform3f(this.addr,e.x,e.y,e.z),n[0]=e.x,n[1]=e.y,n[2]=e.z);else if(void 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B=t.getRenderTarget(),F=l.alphaTest>0,U=l.clearcoat>0;return{isWebGL2:x,shaderID:P,shaderName:l.type,vertexShader:D,fragmentShader:N,defines:l.defines,customVertexShaderID:z,customFragmentShaderID:O,isRawShaderMaterial:!0===l.isRawShaderMaterial,glslVersion:l.glslVersion,precision:S,instancing:!0===object.isInstancedMesh,instancingColor:!0===object.isInstancedMesh&&null!==object.instanceColor,supportsVertexTextures:w,outputEncoding:null!==B?A(B.texture):t.outputEncoding,map:!!l.map,mapEncoding:A(l.map),matcap:!!l.matcap,matcapEncoding:A(l.matcap),envMap:!!R,envMapMode:R&&R.mapping,envMapEncoding:A(R),envMapCubeUV:!!R&&(R.mapping===f||R.mapping===m),lightMap:!!l.lightMap,lightMapEncoding:A(l.lightMap),aoMap:!!l.aoMap,emissiveMap:!!l.emissiveMap,emissiveMapEncoding:A(l.emissiveMap),bumpMap:!!l.bumpMap,normalMap:!!l.normalMap,objectSpaceNormalMap:1===l.normalMapType,tangentSpaceNormalMap:0===l.normalMapType,clearcoat:U,clearcoatMap:U&&!!l.clearcoatMap,clearcoatRoughnessMap:U&&!!l.clearcoatRoughnessMap,clearcoatNormalMap:U&&!!l.clearcoatNormalMap,displacementMap:!!l.displacementMap,roughnessMap:!!l.roughnessMap,metalnessMap:!!l.metalnessMap,specularMap:!!l.specularMap,specularIntensityMap:!!l.specularIntensityMap,specularColorMap:!!l.specularColorMap,specularColorMapEncoding:A(l.specularColorMap),alphaMap:!!l.alphaMap,alphaTest:F,gradientMap:!!l.gradientMap,sheen:l.sheen>0,sheenColorMap:!!l.sheenColorMap,sheenColorMapEncoding:A(l.sheenColorMap),sheenRoughnessMap:!!l.sheenRoughnessMap,transmission:l.transmission>0,transmissionMap:!!l.transmissionMap,thicknessMap:!!l.thicknessMap,combine:l.combine,vertexTangents:!!l.normalMap&&!!object.geometry&&!!object.geometry.attributes.tangent,vertexColors:l.vertexColors,vertexAlphas:!0===l.vertexColors&&!!object.geometry&&!!object.geometry.attributes.color&&4===object.geometry.attributes.color.itemSize,vertexUvs:!!(l.map||l.bumpMap||l.normalMap||l.specularMap||l.alphaMap||l.emissiveMap||l.roughnessMap||l.metalnessMap||l.clearcoatMap||l.clearcoatRoughnessMap||l.clearcoatNormalMap||l.displacementMap||l.transmissionMap||l.thicknessMap||l.specularIntensityMap||l.specularColorMap||l.sheenColorMap||l.sheenRoughnessMap),uvsVertexOnly:!(l.map||l.bumpMap||l.normalMap||l.specularMap||l.alphaMap||l.emissiveMap||l.roughnessMap||l.metalnessMap||l.clearcoatNormalMap||l.transmission>0||l.transmissionMap||l.thicknessMap||l.specularIntensityMap||l.specularColorMap||l.sheen>0||l.sheenColorMap||l.sheenRoughnessMap||!l.displacementMap),fog:!!L,useFog:l.fog,fogExp2:L&&L.isFogExp2,flatShading:!!l.flatShading,sizeAttenuation:l.sizeAttenuation,logarithmicDepthBuffer:y,skinning:!0===object.isSkinnedMesh&&I>0,maxBones:I,useVertexTexture:_,morphTargets:!!object.geometry&&!!object.geometry.morphAttributes.position,morphNormals:!!object.geometry&&!!object.geometry.morphAttributes.normal,morphTargetsCount:object.geometry&&object.geometry.morphAttributes.position?object.geometry.morphAttributes.position.length:0,numDirLights:h.directional.length,numPointLights:h.point.length,numSpotLights:h.spot.length,numRectAreaLights:h.rectArea.length,numHemiLights:h.hemi.length,numDirLightShadows:h.directionalShadowMap.length,numPointLightShadows:h.pointShadowMap.length,numSpotLightShadows:h.spotShadowMap.length,numClippingPlanes:c.numPlanes,numClipIntersection:c.numIntersection,format:l.format,dithering:l.dithering,shadowMapEnabled:t.shadowMap.enabled&&v.length>0,shadowMapType:t.shadowMap.type,toneMapping:l.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:l.premultipliedAlpha,doubleSided:2===l.side,flipSided:1===l.side,depthPacking:void 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e=T[t.type];let n;if(e){const t=Qn[e];n=In.clone(t.uniforms)}else n=t.uniforms;return n},acquireProgram:function(e,n){let r;for(let p=0,t=v.length;p<t;p++){const t=v[p];if(t.cacheKey===n){r=t,++r.usedTimes;break}}return void 0===r&&(r=new fs(t,n,e,l),v.push(r)),r},releaseProgram:function(t){if(0==--t.usedTimes){const i=v.indexOf(t);v[i]=v[v.length-1],v.pop(),t.destroy()}},releaseShaderCache:function(t){d.remove(t)},programs:v,dispose:function(){d.dispose()}}}function ys(){let t=new WeakMap;return{get:function(object){let map=t.get(object);return void 0===map&&(map={},t.set(object,map)),map},remove:function(object){t.delete(object)},update:function(object,e,n){t.get(object)[e]=n},dispose:function(){t=new WeakMap}}}function _s(a,b){return a.groupOrder!==b.groupOrder?a.groupOrder-b.groupOrder:a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.material.id!==b.material.id?a.material.id-b.material.id:a.z!==b.z?a.z-b.z:a.id-b.id}function bs(a,b){return a.groupOrder!==b.groupOrder?a.groupOrder-b.groupOrder:a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:a.id-b.id}function Ms(){const t=[];let e=0;const n=[],r=[],o=[];function l(object,n,r,o,l,c){let h=t[e];return void 0===h?(h={id:object.id,object:object,geometry:n,material:r,groupOrder:o,renderOrder:object.renderOrder,z:l,group:c},t[e]=h):(h.id=object.id,h.object=object,h.geometry=n,h.material=r,h.groupOrder=o,h.renderOrder=object.renderOrder,h.z=l,h.group=c),e++,h}return{opaque:n,transmissive:r,transparent:o,init:function(){e=0,n.length=0,r.length=0,o.length=0},push:function(object,t,e,c,h,d){const f=l(object,t,e,c,h,d);e.transmission>0?r.push(f):!0===e.transparent?o.push(f):n.push(f)},unshift:function(object,t,e,c,h,d){const f=l(object,t,e,c,h,d);e.transmission>0?r.unshift(f):!0===e.transparent?o.unshift(f):n.unshift(f)},finish:function(){for(let i=e,n=t.length;i<n;i++){const e=t[i];if(null===e.id)break;e.id=null,e.object=null,e.geometry=null,e.material=null,e.group=null}},sort:function(t,e){n.length>1&&n.sort(t||_s),r.length>1&&r.sort(e||bs),o.length>1&&o.sort(e||bs)}}}function ws(){let t=new WeakMap;return{get:function(e,n){let r;return!1===t.has(e)?(r=new Ms,t.set(e,[r])):n>=t.get(e).length?(r=new Ms,t.get(e).push(r)):r=t.get(e)[n],r},dispose:function(){t=new WeakMap}}}function Ss(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new Tt,color:new Xe};break;case"SpotLight":n={position:new Tt,direction:new Tt,color:new Xe,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Tt,color:new Xe,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Tt,skyColor:new Xe,groundColor:new Xe};break;case"RectAreaLight":n={color:new Xe,position:new Tt,halfWidth:new Tt,halfHeight:new Tt}}return t[e.id]=n,n}}}let Ts=0;function Es(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function As(t,e){const n=new Ss,r=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ut};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ut,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),o={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let i=0;i<9;i++)o.probe.push(new Tt);const l=new Tt,c=new ne,h=new ne;return{setup:function(l,c){let h=0,g=0,b=0;for(let i=0;i<9;i++)o.probe[i].set(0,0,0);let d=0,f=0,m=0,v=0,x=0,y=0,_=0,M=0;l.sort(Es);const w=!0!==c?Math.PI:1;for(let i=0,t=l.length;i<t;i++){const t=l[i],e=t.color,c=t.intensity,S=t.distance,T=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)h+=e.r*c*w,g+=e.g*c*w,b+=e.b*c*w;else if(t.isLightProbe)for(let e=0;e<9;e++)o.probe[e].addScaledVector(t.sh.coefficients[e],c);else if(t.isDirectionalLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*w),t.castShadow){const shadow=t.shadow,e=r.get(t);e.shadowBias=shadow.bias,e.shadowNormalBias=shadow.normalBias,e.shadowRadius=shadow.radius,e.shadowMapSize=shadow.mapSize,o.directionalShadow[d]=e,o.directionalShadowMap[d]=T,o.directionalShadowMatrix[d]=t.shadow.matrix,y++}o.directional[d]=e,d++}else if(t.isSpotLight){const l=n.get(t);if(l.position.setFromMatrixPosition(t.matrixWorld),l.color.copy(e).multiplyScalar(c*w),l.distance=S,l.coneCos=Math.cos(t.angle),l.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),l.decay=t.decay,t.castShadow){const shadow=t.shadow,e=r.get(t);e.shadowBias=shadow.bias,e.shadowNormalBias=shadow.normalBias,e.shadowRadius=shadow.radius,e.shadowMapSize=shadow.mapSize,o.spotShadow[m]=e,o.spotShadowMap[m]=T,o.spotShadowMatrix[m]=t.shadow.matrix,M++}o.spot[m]=l,m++}else if(t.isRectAreaLight){const r=n.get(t);r.color.copy(e).multiplyScalar(c),r.halfWidth.set(.5*t.width,0,0),r.halfHeight.set(0,.5*t.height,0),o.rectArea[v]=r,v++}else if(t.isPointLight){const e=n.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*w),e.distance=t.distance,e.decay=t.decay,t.castShadow){const shadow=t.shadow,e=r.get(t);e.shadowBias=shadow.bias,e.shadowNormalBias=shadow.normalBias,e.shadowRadius=shadow.radius,e.shadowMapSize=shadow.mapSize,e.shadowCameraNear=shadow.camera.near,e.shadowCameraFar=shadow.camera.far,o.pointShadow[f]=e,o.pointShadowMap[f]=T,o.pointShadowMatrix[f]=t.shadow.matrix,_++}o.point[f]=e,f++}else if(t.isHemisphereLight){const e=n.get(t);e.skyColor.copy(t.color).multiplyScalar(c*w),e.groundColor.copy(t.groundColor).multiplyScalar(c*w),o.hemi[x]=e,x++}}v>0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(o.rectAreaLTC1=$n.LTC_FLOAT_1,o.rectAreaLTC2=$n.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(o.rectAreaLTC1=$n.LTC_HALF_1,o.rectAreaLTC2=$n.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),o.ambient[0]=h,o.ambient[1]=g,o.ambient[2]=b;const S=o.hash;S.directionalLength===d&&S.pointLength===f&&S.spotLength===m&&S.rectAreaLength===v&&S.hemiLength===x&&S.numDirectionalShadows===y&&S.numPointShadows===_&&S.numSpotShadows===M||(o.directional.length=d,o.spot.length=m,o.rectArea.length=v,o.point.length=f,o.hemi.length=x,o.directionalShadow.length=y,o.directionalShadowMap.length=y,o.pointShadow.length=_,o.pointShadowMap.length=_,o.spotShadow.length=M,o.spotShadowMap.length=M,o.directionalShadowMatrix.length=y,o.pointShadowMatrix.length=_,o.spotShadowMatrix.length=M,S.directionalLength=d,S.pointLength=f,S.spotLength=m,S.rectAreaLength=v,S.hemiLength=x,S.numDirectionalShadows=y,S.numPointShadows=_,S.numSpotShadows=M,o.version=Ts++)},setupView:function(t,e){let n=0,r=0,d=0,f=0,m=0;const v=e.matrixWorldInverse;for(let i=0,e=t.length;i<e;i++){const e=t[i];if(e.isDirectionalLight){const t=o.directional[n];t.direction.setFromMatrixPosition(e.matrixWorld),l.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(l),t.direction.transformDirection(v),n++}else if(e.isSpotLight){const t=o.spot[d];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(v),t.direction.setFromMatrixPosition(e.matrixWorld),l.setFromMatrixPosition(e.target.matrixWorld),t.direction.sub(l),t.direction.transformDirection(v),d++}else if(e.isRectAreaLight){const t=o.rectArea[f];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(v),h.identity(),c.copy(e.matrixWorld),c.premultiply(v),h.extractRotation(c),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),t.halfWidth.applyMatrix4(h),t.halfHeight.applyMatrix4(h),f++}else if(e.isPointLight){const t=o.point[r];t.position.setFromMatrixPosition(e.matrixWorld),t.position.applyMatrix4(v),r++}else if(e.isHemisphereLight){const t=o.hemi[m];t.direction.setFromMatrixPosition(e.matrixWorld),t.direction.transformDirection(v),t.direction.normalize(),m++}}},state:o}}function Ls(t,e){const n=new As(t,e),r=[],o=[];return{init:function(){r.length=0,o.length=0},state:{lightsArray:r,shadowsArray:o,lights:n},setupLights:function(t){n.setup(r,t)},setupLightsView:function(t){n.setupView(r,t)},pushLight:function(t){r.push(t)},pushShadow:function(t){o.push(t)}}}function Cs(t,e){let n=new WeakMap;return{get:function(r,o=0){let l;return!1===n.has(r)?(l=new Ls(t,e),n.set(r,[l])):o>=n.get(r).length?(l=new Ls(t,e),n.get(r).push(l)):l=n.get(r)[o],l},dispose:function(){n=new WeakMap}}}class Rs extends He{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(source){return super.copy(source),this.depthPacking=source.depthPacking,this.map=source.map,this.alphaMap=source.alphaMap,this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this}}Rs.prototype.isMeshDepthMaterial=!0;class Ps extends He{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new Tt,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(source){return super.copy(source),this.referencePosition.copy(source.referencePosition),this.nearDistance=source.nearDistance,this.farDistance=source.farDistance,this.map=source.map,this.alphaMap=source.alphaMap,this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this}}Ps.prototype.isMeshDistanceMaterial=!0;function Is(t,e,n){let r=new qn;const o=new ut,l=new ut,c=new bt,h=new Rs({depthPacking:j}),d=new Ps,f={},m=n.maxTextureSize,v={0:1,1:0,2:2},x=new Dn({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new ut},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),y=x.clone();y.defines.HORIZONTAL_PASS=1;const M=new cn;M.setAttribute("position",new $e(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const w=new An(M,x),T=this;function E(shadow,n){const r=e.update(w);x.defines.VSM_SAMPLES!==shadow.blurSamples&&(x.defines.VSM_SAMPLES=shadow.blurSamples,y.defines.VSM_SAMPLES=shadow.blurSamples,x.needsUpdate=!0,y.needsUpdate=!0),x.uniforms.shadow_pass.value=shadow.map.texture,x.uniforms.resolution.value=shadow.mapSize,x.uniforms.radius.value=shadow.radius,t.setRenderTarget(shadow.mapPass),t.clear(),t.renderBufferDirect(n,null,r,x,w,null),y.uniforms.shadow_pass.value=shadow.mapPass.texture,y.uniforms.resolution.value=shadow.mapSize,y.uniforms.radius.value=shadow.radius,t.setRenderTarget(shadow.map),t.clear(),t.renderBufferDirect(n,null,r,y,w,null)}function A(object,e,n,r,o,l,c){let m=null;const x=!0===r.isPointLight?object.customDistanceMaterial:object.customDepthMaterial;if(m=void 0!==x?x:!0===r.isPointLight?d:h,t.localClippingEnabled&&!0===n.clipShadows&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0){const t=m.uuid,e=n.uuid;let r=f[t];void 0===r&&(r={},f[t]=r);let o=r[e];void 0===o&&(o=m.clone(),r[e]=o),m=o}return m.visible=n.visible,m.wireframe=n.wireframe,m.side=3===c?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:v[n.side],m.alphaMap=n.alphaMap,m.alphaTest=n.alphaTest,m.clipShadows=n.clipShadows,m.clippingPlanes=n.clippingPlanes,m.clipIntersection=n.clipIntersection,m.displacementMap=n.displacementMap,m.displacementScale=n.displacementScale,m.displacementBias=n.displacementBias,m.wireframeLinewidth=n.wireframeLinewidth,m.linewidth=n.linewidth,!0===r.isPointLight&&!0===m.isMeshDistanceMaterial&&(m.referencePosition.setFromMatrixPosition(r.matrixWorld),m.nearDistance=o,m.farDistance=l),m}function L(object,n,o,l,c){if(!1===object.visible)return;if(object.layers.test(n.layers)&&(object.isMesh||object.isLine||object.isPoints)&&(object.castShadow||object.receiveShadow&&3===c)&&(!object.frustumCulled||r.intersectsObject(object))){object.modelViewMatrix.multiplyMatrices(o.matrixWorldInverse,object.matrixWorld);const n=e.update(object),r=object.material;if(Array.isArray(r)){const e=n.groups;for(let h=0,d=e.length;h<d;h++){const d=e[h],f=r[d.materialIndex];if(f&&f.visible){const e=A(object,0,f,l,o.near,o.far,c);t.renderBufferDirect(o,null,n,e,object,d)}}}else if(r.visible){const e=A(object,0,r,l,o.near,o.far,c);t.renderBufferDirect(o,null,n,e,object,null)}}const h=object.children;for(let i=0,t=h.length;i<t;i++)L(h[i],n,o,l,c)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(e,n,h){if(!1===T.enabled)return;if(!1===T.autoUpdate&&!1===T.needsUpdate)return;if(0===e.length)return;const d=t.getRenderTarget(),f=t.getActiveCubeFace(),v=t.getActiveMipmapLevel(),x=t.state;x.setBlending(0),x.buffers.color.setClear(1,1,1,1),x.buffers.depth.setTest(!0),x.setScissorTest(!1);for(let i=0,d=e.length;i<d;i++){const d=e[i],shadow=d.shadow;if(void 0===shadow){console.warn("THREE.WebGLShadowMap:",d,"has no shadow.");continue}if(!1===shadow.autoUpdate&&!1===shadow.needsUpdate)continue;o.copy(shadow.mapSize);const f=shadow.getFrameExtents();if(o.multiply(f),l.copy(shadow.mapSize),(o.x>m||o.y>m)&&(o.x>m&&(l.x=Math.floor(m/f.x),o.x=l.x*f.x,shadow.mapSize.x=l.x),o.y>m&&(l.y=Math.floor(m/f.y),o.y=l.y*f.y,shadow.mapSize.y=l.y)),null===shadow.map&&!shadow.isPointLightShadow&&3===this.type){const t={minFilter:S,magFilter:S,format:D};shadow.map=new Mt(o.x,o.y,t),shadow.map.texture.name=d.name+".shadowMap",shadow.mapPass=new Mt(o.x,o.y,t),shadow.camera.updateProjectionMatrix()}if(null===shadow.map){const t={minFilter:_,magFilter:_,format:D};shadow.map=new Mt(o.x,o.y,t),shadow.map.texture.name=d.name+".shadowMap",shadow.camera.updateProjectionMatrix()}t.setRenderTarget(shadow.map),t.clear();const v=shadow.getViewportCount();for(let t=0;t<v;t++){const e=shadow.getViewport(t);c.set(l.x*e.x,l.y*e.y,l.x*e.z,l.y*e.w),x.viewport(c),shadow.updateMatrices(d,t),r=shadow.getFrustum(),L(n,h,shadow.camera,d,this.type)}shadow.isPointLightShadow||3!==this.type||E(shadow,h),shadow.needsUpdate=!1}T.needsUpdate=!1,t.setRenderTarget(d,f,v)}}function Ds(t,e,n){const r=n.isWebGL2;const l=new function(){let e=!1;const n=new bt;let r=null;const o=new bt(0,0,0,0);return{setMask:function(n){r===n||e||(t.colorMask(n,n,n,n),r=n)},setLocked:function(t){e=t},setClear:function(e,g,b,a,r){!0===r&&(e*=a,g*=a,b*=a),n.set(e,g,b,a),!1===o.equals(n)&&(t.clearColor(e,g,b,a),o.copy(n))},reset:function(){e=!1,r=null,o.set(-1,0,0,0)}}},c=new function(){let 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e=r.get(t);t.version>0&&e.__version!==t.version?at(e,t,slot):(n.activeTexture(33984+slot),n.bindTexture(35866,e.__webglTexture))},this.setTexture3D=function(t,slot){const e=r.get(t);t.version>0&&e.__version!==t.version?at(e,t,slot):(n.activeTexture(33984+slot),n.bindTexture(32879,e.__webglTexture))},this.setTextureCube=tt,this.rebindTextures=function(t,e,n){const o=r.get(t);void 0!==e&&lt(o.__webglFramebuffer,t,t.texture,36064,3553),void 0!==n&&ut(t)},this.setupRenderTarget=function(e){const d=e.texture,f=r.get(e),m=r.get(d);e.addEventListener("dispose",$),!0!==e.isWebGLMultipleRenderTargets&&(void 0===m.__webglTexture&&(m.__webglTexture=t.createTexture()),m.__version=d.version,c.memory.textures++);const v=!0===e.isWebGLCubeRenderTarget,x=!0===e.isWebGLMultipleRenderTargets,y=d.isDataTexture3D||d.isDataTexture2DArray,_=V(e)||h;if(!h||d.format!==I||d.type!==C&&d.type!==R||(d.format=D,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),v){f.__webglFramebuffer=[];for(let i=0;i<6;i++)f.__webglFramebuffer[i]=t.createFramebuffer()}else if(f.__webglFramebuffer=t.createFramebuffer(),x)if(o.drawBuffers){const n=e.texture;for(let i=0,e=n.length;i<e;i++){const e=r.get(n[i]);void 0===e.__webglTexture&&(e.__webglTexture=t.createTexture(),c.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");else if(e.useRenderbuffer)if(h){f.__webglMultisampledFramebuffer=t.createFramebuffer(),f.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(36161,f.__webglColorRenderbuffer);const r=l.convert(d.format),o=l.convert(d.type),c=X(d.internalFormat,r,o,d.encoding),h=pt(e);t.renderbufferStorageMultisample(36161,h,c,e.width,e.height),n.bindFramebuffer(36160,f.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064,36161,f.__webglColorRenderbuffer),t.bindRenderbuffer(36161,null),e.depthBuffer&&(f.__webglDepthRenderbuffer=t.createRenderbuffer(),ht(f.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(v){n.bindTexture(34067,m.__webglTexture),it(34067,d,_);for(let i=0;i<6;i++)lt(f.__webglFramebuffer[i],e,d,36064,34069+i);G(d,_)&&j(34067),n.unbindTexture()}else if(x){const t=e.texture;for(let i=0,o=t.length;i<o;i++){const o=t[i],l=r.get(o);n.bindTexture(3553,l.__webglTexture),it(3553,o,_),lt(f.__webglFramebuffer,e,o,36064+i,3553),G(o,_)&&j(3553)}n.unbindTexture()}else{let t=3553;if(y)if(h){t=d.isDataTexture3D?32879:35866}else console.warn("THREE.DataTexture3D and THREE.DataTexture2DArray only supported with WebGL2.");n.bindTexture(t,m.__webglTexture),it(t,d,_),lt(f.__webglFramebuffer,e,d,36064,t),G(d,_)&&j(t),n.unbindTexture()}e.depthBuffer&&ut(e)},this.updateRenderTargetMipmap=function(t){const e=V(t)||h,o=!0===t.isWebGLMultipleRenderTargets?t.texture:[t.texture];for(let i=0,l=o.length;i<l;i++){const l=o[i];if(G(l,e)){const e=t.isWebGLCubeRenderTarget?34067:3553,o=r.get(l).__webglTexture;n.bindTexture(e,o),j(e),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(e){if(e.useRenderbuffer)if(h){const o=e.width,l=e.height;let mask=16384;const c=[36064],h=e.stencilBuffer?33306:36096;e.depthBuffer&&c.push(h),e.ignoreDepthForMultisampleCopy||(e.depthBuffer&&(mask|=256),e.stencilBuffer&&(mask|=1024));const d=r.get(e);n.bindFramebuffer(36008,d.__webglMultisampledFramebuffer),n.bindFramebuffer(36009,d.__webglFramebuffer),e.ignoreDepthForMultisampleCopy&&(t.invalidateFramebuffer(36008,[h]),t.invalidateFramebuffer(36009,[h])),t.blitFramebuffer(0,0,o,l,0,0,o,l,mask,9728),t.invalidateFramebuffer(36008,c),n.bindFramebuffer(36008,null),n.bindFramebuffer(36009,d.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.setupDepthRenderbuffer=ut,this.setupFrameBufferTexture=lt,this.safeSetTexture2D=function(t,slot){t&&t.isWebGLRenderTarget&&(!1===ft&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),ft=!0),t=t.texture),K(t,slot)},this.safeSetTextureCube=function(t,slot){t&&t.isWebGLCubeRenderTarget&&(!1===gt&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),gt=!0),t=t.texture),tt(t,slot)}}function zs(t,e,n){const r=n.isWebGL2;return{convert:function(p){let t;if(p===E)return 5121;if(1017===p)return 32819;if(1018===p)return 32820;if(1019===p)return 33635;if(1010===p)return 5120;if(1011===p)return 5122;if(p===A)return 5123;if(1013===p)return 5124;if(p===L)return 5125;if(p===C)return 5126;if(p===R)return r?5131:(t=e.get("OES_texture_half_float"),null!==t?t.HALF_FLOAT_OES:null);if(1021===p)return 6406;if(p===I)return 6407;if(p===D)return 6408;if(1024===p)return 6409;if(1025===p)return 6410;if(p===N)return 6402;if(p===z)return 34041;if(1028===p)return 6403;if(1029===p)return 36244;if(1030===p)return 33319;if(1031===p)return 33320;if(1032===p)return 36248;if(1033===p)return 36249;if(33776===p||33777===p||33778===p||33779===p){if(t=e.get("WEBGL_compressed_texture_s3tc"),null===t)return null;if(33776===p)return t.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===p)return t.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===p)return t.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===p)return t.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===p||35841===p||35842===p||35843===p){if(t=e.get("WEBGL_compressed_texture_pvrtc"),null===t)return null;if(35840===p)return t.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===p)return t.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===p)return t.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===p)return t.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===p)return t=e.get("WEBGL_compressed_texture_etc1"),null!==t?t.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===p||37496===p)&&(t=e.get("WEBGL_compressed_texture_etc"),null!==t)){if(37492===p)return t.COMPRESSED_RGB8_ETC2;if(37496===p)return t.COMPRESSED_RGBA8_ETC2_EAC}return 37808===p||37809===p||37810===p||37811===p||37812===p||37813===p||37814===p||37815===p||37816===p||37817===p||37818===p||37819===p||37820===p||37821===p||37840===p||37841===p||37842===p||37843===p||37844===p||37845===p||37846===p||37847===p||37848===p||37849===p||37850===p||37851===p||37852===p||37853===p?(t=e.get("WEBGL_compressed_texture_astc"),null!==t?p:null):36492===p?(t=e.get("EXT_texture_compression_bptc"),null!==t?p:null):p===P?r?34042:(t=e.get("WEBGL_depth_texture"),null!==t?t.UNSIGNED_INT_24_8_WEBGL:null):void 0}}}class Os extends zn{constructor(t=[]){super(),this.cameras=t}}Os.prototype.isArrayCamera=!0;class Bs extends Ae{constructor(){super(),this.type="Group"}}Bs.prototype.isGroup=!0;const Fs={type:"move"};class Us{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Bs,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Bs,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Tt,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Tt),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Bs,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Tt,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Tt),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,n){let r=null,o=null,l=null;const c=this._targetRay,h=this._grip,d=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState)if(null!==c&&(r=e.getPose(t.targetRaySpace,n),null!==r&&(c.matrix.fromArray(r.transform.matrix),c.matrix.decompose(c.position,c.rotation,c.scale),r.linearVelocity?(c.hasLinearVelocity=!0,c.linearVelocity.copy(r.linearVelocity)):c.hasLinearVelocity=!1,r.angularVelocity?(c.hasAngularVelocity=!0,c.angularVelocity.copy(r.angularVelocity)):c.hasAngularVelocity=!1,this.dispatchEvent(Fs))),d&&t.hand){l=!0;for(const r of t.hand.values()){const t=e.getJointPose(r,n);if(void 0===d.joints[r.jointName]){const t=new Bs;t.matrixAutoUpdate=!1,t.visible=!1,d.joints[r.jointName]=t,d.add(t)}const o=d.joints[r.jointName];null!==t&&(o.matrix.fromArray(t.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.jointRadius=t.radius),o.visible=null!==t}const r=d.joints["index-finger-tip"],o=d.joints["thumb-tip"],c=r.position.distanceTo(o.position),h=.02,f=.005;d.inputState.pinching&&c>h+f?(d.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!d.inputState.pinching&&c<=h-f&&(d.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==h&&t.gripSpace&&(o=e.getPose(t.gripSpace,n),null!==o&&(h.matrix.fromArray(o.transform.matrix),h.matrix.decompose(h.position,h.rotation,h.scale),o.linearVelocity?(h.hasLinearVelocity=!0,h.linearVelocity.copy(o.linearVelocity)):h.hasLinearVelocity=!1,o.angularVelocity?(h.hasAngularVelocity=!0,h.angularVelocity.copy(o.angularVelocity)):h.hasAngularVelocity=!1));return null!==c&&(c.visible=null!==r),null!==h&&(h.visible=null!==o),null!==d&&(d.visible=null!==l),this}}class Hs extends yt{constructor(t,e,n,r,o,l,c,h,d,f){if((f=void 0!==f?f:N)!==N&&f!==z)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&f===N&&(n=A),void 0===n&&f===z&&(n=P),super(null,r,o,l,c,h,f,n,d),this.image={width:t,height:e},this.magFilter=void 0!==c?c:_,this.minFilter=void 0!==h?h:_,this.flipY=!1,this.generateMipmaps=!1}}Hs.prototype.isDepthTexture=!0;class ks extends ${constructor(t,e){super();const n=this;let r=null,o=1,l=null,c="local-floor";const h=t.extensions.has("WEBGL_multisampled_render_to_texture");let d=null,f=null,m=null,v=null,x=!1,y=null;const _=e.getContextAttributes();let M=null,w=null;const S=[],T=new Map,L=new zn;L.layers.enable(1),L.viewport=new bt;const C=new zn;C.layers.enable(2),C.viewport=new bt;const R=[L,C],O=new Os;O.layers.enable(1),O.layers.enable(2);let B=null,F=null;function U(t){const e=T.get(t.inputSource);e&&e.dispatchEvent({type:t.type,data:t.inputSource})}function H(){T.forEach((function(t,e){t.disconnect(e)})),T.clear(),B=null,F=null,t.setRenderTarget(M),v=null,m=null,f=null,r=null,w=null,X.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function k(t){const e=r.inputSources;for(let i=0;i<S.length;i++)T.set(e[i],S[i]);for(let i=0;i<t.removed.length;i++){const e=t.removed[i],n=T.get(e);n&&(n.dispatchEvent({type:"disconnected",data:e}),T.delete(e))}for(let i=0;i<t.added.length;i++){const e=t.added[i],n=T.get(e);n&&n.dispatchEvent({type:"connected",data:e})}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=S[t];return void 0===e&&(e=new Us,S[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=S[t];return void 0===e&&(e=new Us,S[t]=e),e.getGripSpace()},this.getHand=function(t){let e=S[t];return void 0===e&&(e=new Us,S[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){o=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){c=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l},this.getBaseLayer=function(){return null!==m?m:v},this.getBinding=function(){return f},this.getFrame=function(){return y},this.getSession=function(){return r},this.setSession=async function(d){if(r=d,null!==r){if(M=t.getRenderTarget(),r.addEventListener("select",U),r.addEventListener("selectstart",U),r.addEventListener("selectend",U),r.addEventListener("squeeze",U),r.addEventListener("squeezestart",U),r.addEventListener("squeezeend",U),r.addEventListener("end",H),r.addEventListener("inputsourceschange",k),!0!==_.xrCompatible&&await e.makeXRCompatible(),void 0===r.renderState.layers||!1===t.capabilities.isWebGL2){const n={antialias:void 0!==r.renderState.layers||_.antialias,alpha:_.alpha,depth:_.depth,stencil:_.stencil,framebufferScaleFactor:o};v=new XRWebGLLayer(r,e,n),r.updateRenderState({baseLayer:v}),w=new Mt(v.framebufferWidth,v.framebufferHeight,{format:D,type:E,encoding:t.outputEncoding})}else{x=_.antialias;let n=null,l=null,c=null;_.depth&&(c=_.stencil?35056:33190,n=_.stencil?z:N,l=_.stencil?P:A);const d={colorFormat:_.alpha||x?32856:32849,depthFormat:c,scaleFactor:o};f=new XRWebGLBinding(r,e),m=f.createProjectionLayer(d),r.updateRenderState({layers:[m]}),w=x?new wt(m.textureWidth,m.textureHeight,{format:D,type:E,depthTexture:new Hs(m.textureWidth,m.textureHeight,l,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:_.stencil,ignoreDepth:m.ignoreDepthValues,useRenderToTexture:h,encoding:t.outputEncoding}):new Mt(m.textureWidth,m.textureHeight,{format:_.alpha?D:I,type:E,depthTexture:new Hs(m.textureWidth,m.textureHeight,l,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:_.stencil,ignoreDepth:m.ignoreDepthValues,encoding:t.outputEncoding})}this.setFoveation(1),l=await r.requestReferenceSpace(c),X.setContext(r),X.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}};const V=new Tt,G=new Tt;function W(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===r)return;O.near=C.near=L.near=t.near,O.far=C.far=L.far=t.far,B===O.near&&F===O.far||(r.updateRenderState({depthNear:O.near,depthFar:O.far}),B=O.near,F=O.far);const e=t.parent,n=O.cameras;W(O,e);for(let i=0;i<n.length;i++)W(n[i],e);O.matrixWorld.decompose(O.position,O.quaternion,O.scale),t.position.copy(O.position),t.quaternion.copy(O.quaternion),t.scale.copy(O.scale),t.matrix.copy(O.matrix),t.matrixWorld.copy(O.matrixWorld);const o=t.children;for(let i=0,t=o.length;i<t;i++)o[i].updateMatrixWorld(!0);2===n.length?function(t,e,n){V.setFromMatrixPosition(e.matrixWorld),G.setFromMatrixPosition(n.matrixWorld);const r=V.distanceTo(G),o=e.projectionMatrix.elements,l=n.projectionMatrix.elements,c=o[14]/(o[10]-1),h=o[14]/(o[10]+1),d=(o[9]+1)/o[5],f=(o[9]-1)/o[5],m=(o[8]-1)/o[0],v=(l[8]+1)/l[0],x=c*m,y=c*v,_=r/(-m+v),M=_*-m;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(M),t.translateZ(_),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.copy(t.matrixWorld).invert();const w=c+_,S=h+_,T=x-M,E=y+(r-M),A=d*h/S*w,L=f*h/S*w;t.projectionMatrix.makePerspective(T,E,A,L,w,S)}(O,L,C):O.projectionMatrix.copy(L.projectionMatrix)},this.getCamera=function(){return O},this.getFoveation=function(){return null!==m?m.fixedFoveation:null!==v?v.fixedFoveation:void 0},this.setFoveation=function(t){null!==m&&(m.fixedFoveation=t),null!==v&&void 0!==v.fixedFoveation&&(v.fixedFoveation=t)};let j=null;const X=new Xn;X.setAnimationLoop((function(time,e){if(d=e.getViewerPose(l),y=e,null!==d){const e=d.views;null!==v&&(t.setRenderTargetFramebuffer(w,v.framebuffer),t.setRenderTarget(w));let n=!1;e.length!==O.cameras.length&&(O.cameras.length=0,n=!0);for(let i=0;i<e.length;i++){const view=e[i];let r=null;if(null!==v)r=v.getViewport(view);else{const e=f.getViewSubImage(m,view);r=e.viewport,0===i&&(t.setRenderTargetTextures(w,e.colorTexture,m.ignoreDepthValues?void 0:e.depthStencilTexture),t.setRenderTarget(w))}const o=R[i];o.matrix.fromArray(view.transform.matrix),o.projectionMatrix.fromArray(view.projectionMatrix),o.viewport.set(r.x,r.y,r.width,r.height),0===i&&O.matrix.copy(o.matrix),!0===n&&O.cameras.push(o)}}const n=r.inputSources;for(let i=0;i<S.length;i++){const t=S[i],r=n[i];t.update(r,e,l)}j&&j(time,e),y=null})),this.setAnimationLoop=function(t){j=t},this.dispose=function(){}}}function Vs(t){function e(e,n){e.opacity.value=n.opacity,n.color&&e.diffuse.value.copy(n.color),n.emissive&&e.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(e.map.value=n.map),n.alphaMap&&(e.alphaMap.value=n.alphaMap),n.specularMap&&(e.specularMap.value=n.specularMap),n.alphaTest>0&&(e.alphaTest.value=n.alphaTest);const r=t.get(n).envMap;let o,l;r&&(e.envMap.value=r,e.flipEnvMap.value=r.isCubeTexture&&!1===r.isRenderTargetTexture?-1:1,e.reflectivity.value=n.reflectivity,e.ior.value=n.ior,e.refractionRatio.value=n.refractionRatio),n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?o=n.map:n.specularMap?o=n.specularMap:n.displacementMap?o=n.displacementMap:n.normalMap?o=n.normalMap:n.bumpMap?o=n.bumpMap:n.roughnessMap?o=n.roughnessMap:n.metalnessMap?o=n.metalnessMap:n.alphaMap?o=n.alphaMap:n.emissiveMap?o=n.emissiveMap:n.clearcoatMap?o=n.clearcoatMap:n.clearcoatNormalMap?o=n.clearcoatNormalMap:n.clearcoatRoughnessMap?o=n.clearcoatRoughnessMap:n.specularIntensityMap?o=n.specularIntensityMap:n.specularColorMap?o=n.specularColorMap:n.transmissionMap?o=n.transmissionMap:n.thicknessMap?o=n.thicknessMap:n.sheenColorMap?o=n.sheenColorMap:n.sheenRoughnessMap&&(o=n.sheenRoughnessMap),void 0!==o&&(o.isWebGLRenderTarget&&(o=o.texture),!0===o.matrixAutoUpdate&&o.updateMatrix(),e.uvTransform.value.copy(o.matrix)),n.aoMap?l=n.aoMap:n.lightMap&&(l=n.lightMap),void 0!==l&&(l.isWebGLRenderTarget&&(l=l.texture),!0===l.matrixAutoUpdate&&l.updateMatrix(),e.uv2Transform.value.copy(l.matrix))}function n(e,n){e.roughness.value=n.roughness,e.metalness.value=n.metalness,n.roughnessMap&&(e.roughnessMap.value=n.roughnessMap),n.metalnessMap&&(e.metalnessMap.value=n.metalnessMap),n.emissiveMap&&(e.emissiveMap.value=n.emissiveMap),n.bumpMap&&(e.bumpMap.value=n.bumpMap,e.bumpScale.value=n.bumpScale,1===n.side&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),1===n.side&&e.normalScale.value.negate()),n.displacementMap&&(e.displacementMap.value=n.displacementMap,e.displacementScale.value=n.displacementScale,e.displacementBias.value=n.displacementBias);t.get(n).envMap&&(e.envMapIntensity.value=n.envMapIntensity)}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,r,o,l,c){r.isMeshBasicMaterial?e(t,r):r.isMeshLambertMaterial?(e(t,r),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,r)):r.isMeshToonMaterial?(e(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap);e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshPhongMaterial?(e(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshStandardMaterial?(e(t,r),r.isMeshPhysicalMaterial?function(t,e,r){n(t,e),t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=r.texture,t.transmissionSamplerSize.value.set(r.width,r.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap)}(t,r,c):n(t,r)):r.isMeshMatcapMaterial?(e(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDepthMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDistanceMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,r)):r.isMeshNormalMaterial?(e(t,r),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let o;e.map?o=e.map:e.alphaMap&&(o=e.alphaMap);void 0!==o&&(!0===o.matrixAutoUpdate&&o.updateMatrix(),t.uvTransform.value.copy(o.matrix))}(t,r,o,l):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Gs(t={}){const e=void 0!==t.canvas?t.canvas:function(){const canvas=mt("canvas");return canvas.style.display="block",canvas}(),n=void 0!==t.context?t.context:null,r=void 0!==t.alpha&&t.alpha,o=void 0===t.depth||t.depth,l=void 0===t.stencil||t.stencil,c=void 0!==t.antialias&&t.antialias,h=void 0===t.premultipliedAlpha||t.premultipliedAlpha,d=void 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object.isPoints?v.setMode(0):object.isSprite&&v.setMode(4);if(object.isInstancedMesh)v.renderInstances(E,L,object.count);else if(n.isInstancedBufferGeometry){const t=Math.min(n.instanceCount,n._maxInstanceCount);v.renderInstances(E,L,t)}else v.render(E,L)}},this.compile=function(t,e){y=St.get(t),y.init(),w.push(y),t.traverseVisible((function(object){object.isLight&&object.layers.test(e.layers)&&(y.pushLight(object),object.castShadow&&y.pushShadow(object))})),y.setupLights(S.physicallyCorrectLights),t.traverse((function(object){const e=object.material;if(e)if(Array.isArray(e))for(let i=0;i<e.length;i++){Jt(e[i],t,object)}else Jt(e,t,object)})),w.pop(),y=null};let kt=null;function Vt(){Wt.stop()}function Gt(){Wt.start()}const Wt=new Xn;function jt(object,t,e,n){if(!1===object.visible)return;if(object.layers.test(t.layers))if(object.isGroup)e=object.renderOrder;else if(object.isLOD)!0===object.autoUpdate&&object.update(t);else if(object.isLight)y.pushLight(object),object.castShadow&&y.pushShadow(object);else if(object.isSprite){if(!object.frustumCulled||Z.intersectsSprite(object)){n&&et.setFromMatrixPosition(object.matrixWorld).applyMatrix4(tt);const t=vt.update(object),r=object.material;r.visible&&v.push(object,t,r,e,et.z,null)}}else if((object.isMesh||object.isLine||object.isPoints)&&(object.isSkinnedMesh&&object.skeleton.frame!==lt.render.frame&&(object.skeleton.update(),object.skeleton.frame=lt.render.frame),!object.frustumCulled||Z.intersectsObject(object))){n&&et.setFromMatrixPosition(object.matrixWorld).applyMatrix4(tt);const t=vt.update(object),r=object.material;if(Array.isArray(r)){const n=t.groups;for(let i=0,o=n.length;i<o;i++){const o=n[i],l=r[o.materialIndex];l&&l.visible&&v.push(object,t,l,e,et.z,o)}}else r.visible&&v.push(object,t,r,e,et.z,null)}const r=object.children;for(let i=0,o=r.length;i<o;i++)jt(r[i],t,e,n)}function qt(t,e,n,r){const o=t.opaque,l=t.transmissive,h=t.transparent;y.setupLightsView(n),l.length>0&&function(t,e,n){if(null===K){const t=!0===c&&!0===at.isWebGL2;K=new(t?wt:Mt)(1024,1024,{generateMipmaps:!0,type:null!==It.convert(R)?R:E,minFilter:T,magFilter:_,wrapS:x,wrapT:x,useRenderToTexture:st.has("WEBGL_multisampled_render_to_texture")})}const r=S.getRenderTarget();S.setRenderTarget(K),S.clear();const o=S.toneMapping;S.toneMapping=0,Xt(t,e,n),S.toneMapping=o,ht.updateMultisampleRenderTarget(K),ht.updateRenderTargetMipmap(K),S.setRenderTarget(r)}(o,e,n),r&&ot.viewport(O.copy(r)),o.length>0&&Xt(o,e,n),l.length>0&&Xt(l,e,n),h.length>0&&Xt(h,e,n)}function Xt(t,e,n){const r=!0===e.isScene?e.overrideMaterial:null;for(let i=0,o=t.length;i<o;i++){const o=t[i],object=o.object,l=o.geometry,c=null===r?o.material:r,h=o.group;object.layers.test(n.layers)&&Yt(object,e,n,l,c,h)}}function Yt(object,t,e,n,r,o){object.onBeforeRender(S,t,e,n,r,o),object.modelViewMatrix.multiplyMatrices(e.matrixWorldInverse,object.matrixWorld),object.normalMatrix.getNormalMatrix(object.modelViewMatrix),r.onBeforeRender(S,t,e,n,object,o),!0===r.transparent&&2===r.side?(r.side=1,r.needsUpdate=!0,S.renderBufferDirect(e,t,n,r,object,o),r.side=0,r.needsUpdate=!0,S.renderBufferDirect(e,t,n,r,object,o),r.side=2):S.renderBufferDirect(e,t,n,r,object,o),object.onAfterRender(S,t,e,n,r,o)}function Jt(t,e,object){!0!==e.isScene&&(e=nt);const n=ct.get(t),r=y.state.lights,o=y.state.shadowsArray,l=r.state.version,c=xt.getParameters(t,r.state,o,e,object),h=xt.getProgramCacheKey(c);let d=n.programs;n.environment=t.isMeshStandardMaterial?e.environment:null,n.fog=e.fog,n.envMap=(t.isMeshStandardMaterial?pt:ut).get(t.envMap||n.environment),void 0===d&&(t.addEventListener("dispose",Ht),d=new Map,n.programs=d);let f=d.get(h);if(void 0!==f){if(n.currentProgram===f&&n.lightsStateVersion===l)return Zt(t,c),f}else c.uniforms=xt.getUniforms(t),t.onBuild(object,c,S),t.onBeforeCompile(c,S),f=xt.acquireProgram(c,h),d.set(h,f),n.uniforms=c.uniforms;const m=n.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(m.clippingPlanes=Et.uniform),Zt(t,c),n.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),n.lightsStateVersion=l,n.needsLights&&(m.ambientLightColor.value=r.state.ambient,m.lightProbe.value=r.state.probe,m.directionalLights.value=r.state.directional,m.directionalLightShadows.value=r.state.directionalShadow,m.spotLights.value=r.state.spot,m.spotLightShadows.value=r.state.spotShadow,m.rectAreaLights.value=r.state.rectArea,m.ltc_1.value=r.state.rectAreaLTC1,m.ltc_2.value=r.state.rectAreaLTC2,m.pointLights.value=r.state.point,m.pointLightShadows.value=r.state.pointShadow,m.hemisphereLights.value=r.state.hemi,m.directionalShadowMap.value=r.state.directionalShadowMap,m.directionalShadowMatrix.value=r.state.directionalShadowMatrix,m.spotShadowMap.value=r.state.spotShadowMap,m.spotShadowMatrix.value=r.state.spotShadowMatrix,m.pointShadowMap.value=r.state.pointShadowMap,m.pointShadowMatrix.value=r.state.pointShadowMatrix);const v=f.getUniforms(),x=Yr.seqWithValue(v.seq,m);return n.currentProgram=f,n.uniformsList=x,f}function Zt(t,e){const n=ct.get(t);n.outputEncoding=e.outputEncoding,n.instancing=e.instancing,n.skinning=e.skinning,n.morphTargets=e.morphTargets,n.morphNormals=e.morphNormals,n.morphTargetsCount=e.morphTargetsCount,n.numClippingPlanes=e.numClippingPlanes,n.numIntersection=e.numClipIntersection,n.vertexAlphas=e.vertexAlphas,n.vertexTangents=e.vertexTangents,n.toneMapping=e.toneMapping}Wt.setAnimationLoop((function(time){kt&&kt(time)})),"undefined"!=typeof window&&Wt.setContext(window),this.setAnimationLoop=function(t){kt=t,Bt.setAnimationLoop(t),null===t?Wt.stop():Wt.start()},Bt.addEventListener("sessionstart",Vt),Bt.addEventListener("sessionend",Gt),this.render=function(t,e){if(void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===A)return;!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),!0===Bt.enabled&&!0===Bt.isPresenting&&(!0===Bt.cameraAutoUpdate&&Bt.updateCamera(e),e=Bt.getCamera()),!0===t.isScene&&t.onBeforeRender(S,t,e,I),y=St.get(t,w.length),y.init(),w.push(y),tt.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),Z.setFromProjectionMatrix(tt),Q=this.localClippingEnabled,$=Et.init(this.clippingPlanes,Q,e),v=_t.get(t,M.length),v.init(),M.push(v),jt(t,e,0,S.sortObjects),v.finish(),!0===S.sortObjects&&v.sort(V,W),!0===$&&Et.beginShadows();const n=y.state.shadowsArray;if(At.render(n,t,e),!0===$&&Et.endShadows(),!0===this.info.autoReset&&this.info.reset(),Lt.render(v,t),y.setupLights(S.physicallyCorrectLights),e.isArrayCamera){const n=e.cameras;for(let i=0,e=n.length;i<e;i++){const e=n[i];qt(v,t,e,e.viewport)}}else qt(v,t,e);null!==I&&(ht.updateMultisampleRenderTarget(I),ht.updateRenderTargetMipmap(I)),!0===t.isScene&&t.onAfterRender(S,t,e),ot.buffers.depth.setTest(!0),ot.buffers.depth.setMask(!0),ot.buffers.color.setMask(!0),ot.setPolygonOffset(!1),Dt.resetDefaultState(),N=-1,z=null,w.pop(),y=w.length>0?w[w.length-1]:null,M.pop(),v=M.length>0?M[M.length-1]:null},this.getActiveCubeFace=function(){return L},this.getActiveMipmapLevel=function(){return P},this.getRenderTarget=function(){return I},this.setRenderTargetTextures=function(t,e,n){ct.get(t.texture).__webglTexture=e,ct.get(t.depthTexture).__webglTexture=n;const r=ct.get(t);r.__hasExternalTextures=!0,r.__hasExternalTextures&&(r.__autoAllocateDepthBuffer=void 0===n,r.__autoAllocateDepthBuffer||t.useRenderToTexture&&(console.warn("render-to-texture extension was disabled because an external texture was provided"),t.useRenderToTexture=!1,t.useRenderbuffer=!0))},this.setRenderTargetFramebuffer=function(t,e){const n=ct.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,n=0){I=t,L=e,P=n;let r=!0;if(t){const e=ct.get(t);void 0!==e.__useDefaultFramebuffer?(ot.bindFramebuffer(36160,null),r=!1):void 0===e.__webglFramebuffer?ht.setupRenderTarget(t):e.__hasExternalTextures&&ht.rebindTextures(t,ct.get(t.texture).__webglTexture,ct.get(t.depthTexture).__webglTexture)}let o=null,l=!1,c=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(c=!0);const r=ct.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(o=r[e],l=!0):o=t.useRenderbuffer?ct.get(t).__webglMultisampledFramebuffer:r,O.copy(t.viewport),B.copy(t.scissor),F=t.scissorTest}else O.copy(j).multiplyScalar(k).floor(),B.copy(X).multiplyScalar(k).floor(),F=Y;if(ot.bindFramebuffer(36160,o)&&at.drawBuffers&&r){let e=!1;if(t)if(t.isWebGLMultipleRenderTargets){const n=t.texture;if(J.length!==n.length||36064!==J[0]){for(let i=0,t=n.length;i<t;i++)J[i]=36064+i;J.length=n.length,e=!0}}else 1===J.length&&36064===J[0]||(J[0]=36064,J.length=1,e=!0);else 1===J.length&&1029===J[0]||(J[0]=1029,J.length=1,e=!0);e&&(at.isWebGL2?Nt.drawBuffers(J):st.get("WEBGL_draw_buffers").drawBuffersWEBGL(J))}if(ot.viewport(O),ot.scissor(B),ot.setScissorTest(F),l){const r=ct.get(t.texture);Nt.framebufferTexture2D(36160,36064,34069+e,r.__webglTexture,n)}else if(c){const r=ct.get(t.texture),o=e||0;Nt.framebufferTextureLayer(36160,36064,r.__webglTexture,n||0,o)}N=-1},this.readRenderTargetPixels=function(t,e,n,r,o,l,c){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let h=ct.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==c&&(h=h[c]),h){ot.bindFramebuffer(36160,h);try{const c=t.texture,h=c.format,d=c.type;if(h!==D&&It.convert(h)!==Nt.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const f=d===R&&(st.has("EXT_color_buffer_half_float")||at.isWebGL2&&st.has("EXT_color_buffer_float"));if(!(d===E||It.convert(d)===Nt.getParameter(35738)||d===C&&(at.isWebGL2||st.has("OES_texture_float")||st.has("WEBGL_color_buffer_float"))||f))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===Nt.checkFramebufferStatus(36160)?e>=0&&e<=t.width-r&&n>=0&&n<=t.height-o&&Nt.readPixels(e,n,r,o,It.convert(h),It.convert(d),l):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==I?ct.get(I).__webglFramebuffer:null;ot.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){if(!0!==e.isFramebufferTexture)return void console.error("THREE.WebGLRenderer: copyFramebufferToTexture() can only be used with FramebufferTexture.");const r=Math.pow(2,-n),o=Math.floor(e.image.width*r),l=Math.floor(e.image.height*r);ht.setTexture2D(e,0),Nt.copyTexSubImage2D(3553,n,0,0,t.x,t.y,o,l),ot.unbindTexture()},this.copyTextureToTexture=function(t,e,n,r=0){const o=e.image.width,l=e.image.height,c=It.convert(n.format),h=It.convert(n.type);ht.setTexture2D(n,0),Nt.pixelStorei(37440,n.flipY),Nt.pixelStorei(37441,n.premultiplyAlpha),Nt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?Nt.texSubImage2D(3553,r,t.x,t.y,o,l,c,h,e.image.data):e.isCompressedTexture?Nt.compressedTexSubImage2D(3553,r,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,c,e.mipmaps[0].data):Nt.texSubImage2D(3553,r,t.x,t.y,c,h,e.image),0===r&&n.generateMipmaps&&Nt.generateMipmap(3553),ot.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,r,o=0){if(S.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const l=t.max.x-t.min.x+1,c=t.max.y-t.min.y+1,h=t.max.z-t.min.z+1,d=It.convert(r.format),f=It.convert(r.type);let m;if(r.isDataTexture3D)ht.setTexture3D(r,0),m=32879;else{if(!r.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");ht.setTexture2DArray(r,0),m=35866}Nt.pixelStorei(37440,r.flipY),Nt.pixelStorei(37441,r.premultiplyAlpha),Nt.pixelStorei(3317,r.unpackAlignment);const v=Nt.getParameter(3314),x=Nt.getParameter(32878),y=Nt.getParameter(3316),_=Nt.getParameter(3315),M=Nt.getParameter(32877),image=n.isCompressedTexture?n.mipmaps[0]:n.image;Nt.pixelStorei(3314,image.width),Nt.pixelStorei(32878,image.height),Nt.pixelStorei(3316,t.min.x),Nt.pixelStorei(3315,t.min.y),Nt.pixelStorei(32877,t.min.z),n.isDataTexture||n.isDataTexture3D?Nt.texSubImage3D(m,o,e.x,e.y,e.z,l,c,h,d,f,image.data):n.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),Nt.compressedTexSubImage3D(m,o,e.x,e.y,e.z,l,c,h,d,image.data)):Nt.texSubImage3D(m,o,e.x,e.y,e.z,l,c,h,d,f,image),Nt.pixelStorei(3314,v),Nt.pixelStorei(32878,x),Nt.pixelStorei(3316,y),Nt.pixelStorei(3315,_),Nt.pixelStorei(32877,M),0===o&&r.generateMipmaps&&Nt.generateMipmap(m),ot.unbindTexture()},this.initTexture=function(t){ht.setTexture2D(t,0),ot.unbindTexture()},this.resetState=function(){L=0,P=0,I=null,ot.reset(),Dt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}Gs.prototype.isWebGLRenderer=!0;(class extends Gs{}).prototype.isWebGL1Renderer=!0;class Ws{constructor(t,e=25e-5){this.name="",this.color=new Xe(t),this.density=e}clone(){return new Ws(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}Ws.prototype.isFogExp2=!0;class js{constructor(t,e=1,n=1e3){this.name="",this.color=new Xe(t),this.near=e,this.far=n}clone(){return new js(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}js.prototype.isFog=!0;class qs extends Ae{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(source,t){return super.copy(source,t),null!==source.background&&(this.background=source.background.clone()),null!==source.environment&&(this.environment=source.environment.clone()),null!==source.fog&&(this.fog=source.fog.clone()),null!==source.overrideMaterial&&(this.overrideMaterial=source.overrideMaterial.clone()),this.autoUpdate=source.autoUpdate,this.matrixAutoUpdate=source.matrixAutoUpdate,this}toJSON(meta){const data=super.toJSON(meta);return null!==this.fog&&(data.object.fog=this.fog.toJSON()),data}}qs.prototype.isScene=!0;class Xs{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=Y,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=nt()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(source){return this.array=new source.array.constructor(source.array),this.count=source.count,this.stride=source.stride,this.usage=source.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;i<r;i++)this.array[t+i]=e.array[n+i];return this}set(t,e=0){return this.array.set(t,e),this}clone(data){void 0===data.arrayBuffers&&(data.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=nt()),void 0===data.arrayBuffers[this.array.buffer._uuid]&&(data.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(data.arrayBuffers[this.array.buffer._uuid]),e=new this.constructor(t,this.stride);return e.setUsage(this.usage),e}onUpload(t){return this.onUploadCallback=t,this}toJSON(data){return void 0===data.arrayBuffers&&(data.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=nt()),void 0===data.arrayBuffers[this.array.buffer._uuid]&&(data.arrayBuffers[this.array.buffer._uuid]=Array.prototype.slice.call(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}Xs.prototype.isInterleavedBuffer=!0;const Ys=new Tt;class Js{constructor(t,e,n,r=!1){this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=!0===r}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(t){this.data.needsUpdate=t}applyMatrix4(t){for(let i=0,e=this.data.count;i<e;i++)Ys.x=this.getX(i),Ys.y=this.getY(i),Ys.z=this.getZ(i),Ys.applyMatrix4(t),this.setXYZ(i,Ys.x,Ys.y,Ys.z);return this}applyNormalMatrix(t){for(let i=0,e=this.count;i<e;i++)Ys.x=this.getX(i),Ys.y=this.getY(i),Ys.z=this.getZ(i),Ys.applyNormalMatrix(t),this.setXYZ(i,Ys.x,Ys.y,Ys.z);return this}transformDirection(t){for(let i=0,e=this.count;i<e;i++)Ys.x=this.getX(i),Ys.y=this.getY(i),Ys.z=this.getZ(i),Ys.transformDirection(t),this.setXYZ(i,Ys.x,Ys.y,Ys.z);return this}setX(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){return this.data.array[t*this.data.stride+this.offset]}getY(t){return this.data.array[t*this.data.stride+this.offset+1]}getZ(t){return this.data.array[t*this.data.stride+this.offset+2]}getW(t){return this.data.array[t*this.data.stride+this.offset+3]}setXY(t,e,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this}setXYZ(t,e,n,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=r,this}setXYZW(t,e,n,r,o){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=r,this.data.array[t+3]=o,this}clone(data){if(void 0===data){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const e=i*this.data.stride+this.offset;for(let n=0;n<this.itemSize;n++)t.push(this.data.array[e+n])}return new $e(new this.array.constructor(t),this.itemSize,this.normalized)}return void 0===data.interleavedBuffers&&(data.interleavedBuffers={}),void 0===data.interleavedBuffers[this.data.uuid]&&(data.interleavedBuffers[this.data.uuid]=this.data.clone(data)),new Js(data.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(data){if(void 0===data){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const e=i*this.data.stride+this.offset;for(let n=0;n<this.itemSize;n++)t.push(this.data.array[e+n])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}return void 0===data.interleavedBuffers&&(data.interleavedBuffers={}),void 0===data.interleavedBuffers[this.data.uuid]&&(data.interleavedBuffers[this.data.uuid]=this.data.toJSON(data)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}Js.prototype.isInterleavedBufferAttribute=!0;class Zs extends He{constructor(t){super(),this.type="SpriteMaterial",this.color=new Xe(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.map=source.map,this.alphaMap=source.alphaMap,this.rotation=source.rotation,this.sizeAttenuation=source.sizeAttenuation,this}}let $s;Zs.prototype.isSpriteMaterial=!0;const Qs=new Tt,Ks=new Tt,ta=new Tt,ea=new ut,na=new ut,ia=new ne,ra=new Tt,sa=new Tt,aa=new Tt,oa=new ut,la=new ut,ca=new ut;class ha extends Ae{constructor(t){if(super(),this.type="Sprite",void 0===$s){$s=new cn;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new Xs(t,5);$s.setIndex([0,1,2,0,2,3]),$s.setAttribute("position",new Js(e,3,0,!1)),$s.setAttribute("uv",new Js(e,2,3,!1))}this.geometry=$s,this.material=void 0!==t?t:new Zs,this.center=new ut(.5,.5)}raycast(t,e){null===t.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Ks.setFromMatrixScale(this.matrixWorld),ia.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),ta.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Ks.multiplyScalar(-ta.z);const n=this.material.rotation;let r,o;0!==n&&(o=Math.cos(n),r=Math.sin(n));const l=this.center;ua(ra.set(-.5,-.5,0),ta,l,Ks,r,o),ua(sa.set(.5,-.5,0),ta,l,Ks,r,o),ua(aa.set(.5,.5,0),ta,l,Ks,r,o),oa.set(0,0),la.set(1,0),ca.set(1,1);let c=t.ray.intersectTriangle(ra,sa,aa,!1,Qs);if(null===c&&(ua(sa.set(-.5,.5,0),ta,l,Ks,r,o),la.set(0,1),c=t.ray.intersectTriangle(ra,aa,sa,!1,Qs),null===c))return;const h=t.ray.origin.distanceTo(Qs);h<t.near||h>t.far||e.push({distance:h,point:Qs.clone(),uv:Fe.getUV(Qs,ra,sa,aa,oa,la,ca,new ut),face:null,object:this})}copy(source){return super.copy(source),void 0!==source.center&&this.center.copy(source.center),this.material=source.material,this}}function ua(t,e,n,r,o,l){ea.subVectors(t,n).addScalar(.5).multiply(r),void 0!==o?(na.x=l*ea.x-o*ea.y,na.y=o*ea.x+l*ea.y):na.copy(ea),t.copy(e),t.x+=na.x,t.y+=na.y,t.applyMatrix4(ia)}ha.prototype.isSprite=!0;const da=new Tt,pa=new bt,fa=new bt,ma=new Tt,ga=new ne;class va extends An{constructor(t,e){super(t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new ne,this.bindMatrixInverse=new ne}copy(source){return super.copy(source),this.bindMode=source.bindMode,this.bindMatrix.copy(source.bindMatrix),this.bindMatrixInverse.copy(source.bindMatrixInverse),this.skeleton=source.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new bt,e=this.geometry.attributes.skinWeight;for(let i=0,n=e.count;i<n;i++){t.x=e.getX(i),t.y=e.getY(i),t.z=e.getZ(i),t.w=e.getW(i);const n=1/t.manhattanLength();n!==1/0?t.multiplyScalar(n):t.set(1,0,0,0),e.setXYZW(i,t.x,t.y,t.z,t.w)}}updateMatrixWorld(t){super.updateMatrixWorld(t),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(t,e){const n=this.skeleton,r=this.geometry;pa.fromBufferAttribute(r.attributes.skinIndex,t),fa.fromBufferAttribute(r.attributes.skinWeight,t),da.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let i=0;i<4;i++){const t=fa.getComponent(i);if(0!==t){const r=pa.getComponent(i);ga.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),e.addScaledVector(ma.copy(da).applyMatrix4(ga),t)}}return e.applyMatrix4(this.bindMatrixInverse)}}va.prototype.isSkinnedMesh=!0;class xa extends Ae{constructor(){super(),this.type="Bone"}}xa.prototype.isBone=!0;class ya extends yt{constructor(data=null,t=1,e=1,n,r,o,l,c,h=1003,d=1003,f,m){super(null,o,l,c,h,d,n,r,f,m),this.image={data:data,width:t,height:e},this.magFilter=h,this.minFilter=d,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}ya.prototype.isDataTexture=!0;class _a extends $e{constructor(t,e,n,r=1){"number"==typeof n&&(r=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),super(t,e,n),this.meshPerAttribute=r}copy(source){return super.copy(source),this.meshPerAttribute=source.meshPerAttribute,this}toJSON(){const data=super.toJSON();return data.meshPerAttribute=this.meshPerAttribute,data.isInstancedBufferAttribute=!0,data}}_a.prototype.isInstancedBufferAttribute=!0;const ba=new ne,Ma=new ne,wa=[],Sa=new An;class Ta extends An{constructor(t,e,n){super(t,e),this.instanceMatrix=new _a(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.frustumCulled=!1}copy(source){return super.copy(source),this.instanceMatrix.copy(source.instanceMatrix),null!==source.instanceColor&&(this.instanceColor=source.instanceColor.clone()),this.count=source.count,this}getColorAt(t,e){e.fromArray(this.instanceColor.array,3*t)}getMatrixAt(t,e){e.fromArray(this.instanceMatrix.array,16*t)}raycast(t,e){const n=this.matrixWorld,r=this.count;if(Sa.geometry=this.geometry,Sa.material=this.material,void 0!==Sa.material)for(let o=0;o<r;o++){this.getMatrixAt(o,ba),Ma.multiplyMatrices(n,ba),Sa.matrixWorld=Ma,Sa.raycast(t,wa);for(let i=0,t=wa.length;i<t;i++){const t=wa[i];t.instanceId=o,t.object=this,e.push(t)}wa.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new _a(new Float32Array(3*this.instanceMatrix.count),3)),e.toArray(this.instanceColor.array,3*t)}setMatrixAt(t,e){e.toArray(this.instanceMatrix.array,16*t)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}Ta.prototype.isInstancedMesh=!0;class Ea extends He{constructor(t){super(),this.type="LineBasicMaterial",this.color=new Xe(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.linewidth=source.linewidth,this.linecap=source.linecap,this.linejoin=source.linejoin,this}}Ea.prototype.isLineBasicMaterial=!0;const Aa=new Tt,La=new Tt,Ca=new ne,Ra=new ee,Pa=new Xt;class Ia extends Ae{constructor(t=new cn,e=new Ea){super(),this.type="Line",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(source){return super.copy(source),this.material=source.material,this.geometry=source.geometry,this}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[0];for(let i=1,t=e.count;i<t;i++)Aa.fromBufferAttribute(e,i-1),La.fromBufferAttribute(e,i),n[i]=n[i-1],n[i]+=Aa.distanceTo(La);t.setAttribute("lineDistance",new tn(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else t.isGeometry&&console.error("THREE.Line.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this}raycast(t,e){const n=this.geometry,r=this.matrixWorld,o=t.params.Line.threshold,l=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Pa.copy(n.boundingSphere),Pa.applyMatrix4(r),Pa.radius+=o,!1===t.ray.intersectsSphere(Pa))return;Ca.copy(r).invert(),Ra.copy(t.ray).applyMatrix4(Ca);const c=o/((this.scale.x+this.scale.y+this.scale.z)/3),h=c*c,d=new Tt,f=new Tt,m=new Tt,v=new Tt,x=this.isLineSegments?2:1;if(n.isBufferGeometry){const r=n.index,o=n.attributes.position;if(null!==r){for(let i=Math.max(0,l.start),n=Math.min(r.count,l.start+l.count)-1;i<n;i+=x){const a=r.getX(i),b=r.getX(i+1);d.fromBufferAttribute(o,a),f.fromBufferAttribute(o,b);if(Ra.distanceSqToSegment(d,f,v,m)>h)continue;v.applyMatrix4(this.matrixWorld);const n=t.ray.origin.distanceTo(v);n<t.near||n>t.far||e.push({distance:n,point:m.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}else{for(let i=Math.max(0,l.start),n=Math.min(o.count,l.start+l.count)-1;i<n;i+=x){d.fromBufferAttribute(o,i),f.fromBufferAttribute(o,i+1);if(Ra.distanceSqToSegment(d,f,v,m)>h)continue;v.applyMatrix4(this.matrixWorld);const n=t.ray.origin.distanceTo(v);n<t.near||n>t.far||e.push({distance:n,point:m.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}Ia.prototype.isLine=!0;const Da=new Tt,Na=new Tt;class za extends Ia{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let i=0,t=e.count;i<t;i+=2)Da.fromBufferAttribute(e,i),Na.fromBufferAttribute(e,i+1),n[i]=0===i?0:n[i-1],n[i+1]=n[i]+Da.distanceTo(Na);t.setAttribute("lineDistance",new tn(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else t.isGeometry&&console.error("THREE.LineSegments.computeLineDistances() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");return this}}za.prototype.isLineSegments=!0;class Oa extends Ia{constructor(t,e){super(t,e),this.type="LineLoop"}}Oa.prototype.isLineLoop=!0;class Ba extends He{constructor(t){super(),this.type="PointsMaterial",this.color=new Xe(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.map=source.map,this.alphaMap=source.alphaMap,this.size=source.size,this.sizeAttenuation=source.sizeAttenuation,this}}Ba.prototype.isPointsMaterial=!0;const Fa=new ne,Ua=new ee,Ha=new Xt,ka=new Tt;class Va extends Ae{constructor(t=new cn,e=new Ba){super(),this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(source){return super.copy(source),this.material=source.material,this.geometry=source.geometry,this}raycast(t,e){const n=this.geometry,r=this.matrixWorld,o=t.params.Points.threshold,l=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ha.copy(n.boundingSphere),Ha.applyMatrix4(r),Ha.radius+=o,!1===t.ray.intersectsSphere(Ha))return;Fa.copy(r).invert(),Ua.copy(t.ray).applyMatrix4(Fa);const c=o/((this.scale.x+this.scale.y+this.scale.z)/3),h=c*c;if(n.isBufferGeometry){const o=n.index,c=n.attributes.position;if(null!==o){for(let i=Math.max(0,l.start),n=Math.min(o.count,l.start+l.count);i<n;i++){const a=o.getX(i);ka.fromBufferAttribute(c,a),Ga(ka,a,h,r,t,e,this)}}else{for(let i=Math.max(0,l.start),n=Math.min(c.count,l.start+l.count);i<n;i++)ka.fromBufferAttribute(c,i),Ga(ka,i,h,r,t,e,this)}}else console.error("THREE.Points.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e<n;e++){const n=t[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}}}else{const e=t.morphTargets;void 0!==e&&e.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function Ga(t,e,n,r,o,l,object){const c=Ua.distanceSqToPoint(t);if(c<n){const n=new Tt;Ua.closestPointToPoint(t,n),n.applyMatrix4(r);const h=o.ray.origin.distanceTo(n);if(h<o.near||h>o.far)return;l.push({distance:h,distanceToRay:Math.sqrt(c),point:n,index:e,face:null,object:object})}}Va.prototype.isPoints=!0;(class extends yt{constructor(video,t,e,n,r,o,l,c,h){super(video,t,e,n,r,o,l,c,h),this.format=void 0!==l?l:I,this.minFilter=void 0!==o?o:S,this.magFilter=void 0!==r?r:S,this.generateMipmaps=!1;const d=this;"requestVideoFrameCallback"in video&&video.requestVideoFrameCallback((function t(){d.needsUpdate=!0,video.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const video=this.image;!1==="requestVideoFrameCallback"in video&&video.readyState>=video.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}).prototype.isVideoTexture=!0;(class extends yt{constructor(t,e,n){super({width:t,height:e}),this.format=n,this.magFilter=_,this.minFilter=_,this.generateMipmaps=!1,this.needsUpdate=!0}}).prototype.isFramebufferTexture=!0;class Wa extends yt{constructor(t,e,n,r,o,l,c,h,d,f,m,v){super(null,l,c,h,d,f,r,o,m,v),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}Wa.prototype.isCompressedTexture=!0;(class extends yt{constructor(canvas,t,e,n,r,o,l,c,h){super(canvas,t,e,n,r,o,l,c,h),this.needsUpdate=!0}}).prototype.isCanvasTexture=!0;new Tt,new Tt,new Tt,new Fe;class ja{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(u,t){const e=this.getUtoTmapping(u);return this.getPoint(e,t)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,r=this.getPoint(0),o=0;e.push(0);for(let p=1;p<=t;p++)n=this.getPoint(p/t),o+=n.distanceTo(r),e.push(o),r=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(u,t){const e=this.getLengths();let i=0;const n=e.length;let r;r=t||u*e[n-1];let o,l=0,c=n-1;for(;l<=c;)if(i=Math.floor(l+(c-l)/2),o=e[i]-r,o<0)l=i+1;else{if(!(o>0)){c=i;break}c=i-1}if(i=c,e[i]===r)return i/(n-1);const h=e[i];return(i+(r-h)/(e[i+1]-h))/(n-1)}getTangent(t,e){const n=1e-4;let r=t-n,o=t+n;r<0&&(r=0),o>1&&(o=1);const l=this.getPoint(r),c=this.getPoint(o),h=e||(l.isVector2?new ut:new Tt);return h.copy(c).sub(l).normalize(),h}getTangentAt(u,t){const e=this.getUtoTmapping(u);return this.getTangent(e,t)}computeFrenetFrames(t,e){const n=new Tt,r=[],o=[],l=[],c=new Tt,h=new ne;for(let i=0;i<=t;i++){const u=i/t;r[i]=this.getTangentAt(u,new Tt)}o[0]=new Tt,l[0]=new Tt;let d=Number.MAX_VALUE;const f=Math.abs(r[0].x),m=Math.abs(r[0].y),v=Math.abs(r[0].z);f<=d&&(d=f,n.set(1,0,0)),m<=d&&(d=m,n.set(0,1,0)),v<=d&&n.set(0,0,1),c.crossVectors(r[0],n).normalize(),o[0].crossVectors(r[0],c),l[0].crossVectors(r[0],o[0]);for(let i=1;i<=t;i++){if(o[i]=o[i-1].clone(),l[i]=l[i-1].clone(),c.crossVectors(r[i-1],r[i]),c.length()>Number.EPSILON){c.normalize();const t=Math.acos(it(r[i-1].dot(r[i]),-1,1));o[i].applyMatrix4(h.makeRotationAxis(c,t))}l[i].crossVectors(r[i],o[i])}if(!0===e){let e=Math.acos(it(o[0].dot(o[t]),-1,1));e/=t,r[0].dot(c.crossVectors(o[0],o[t]))>0&&(e=-e);for(let i=1;i<=t;i++)o[i].applyMatrix4(h.makeRotationAxis(r[i],e*i)),l[i].crossVectors(r[i],o[i])}return{tangents:r,normals:o,binormals:l}}clone(){return(new this.constructor).copy(this)}copy(source){return this.arcLengthDivisions=source.arcLengthDivisions,this}toJSON(){const data={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return data.arcLengthDivisions=this.arcLengthDivisions,data.type=this.type,data}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class qa extends ja{constructor(t=0,e=0,n=1,r=1,o=0,l=2*Math.PI,c=!1,h=0){super(),this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=r,this.aStartAngle=o,this.aEndAngle=l,this.aClockwise=c,this.aRotation=h}getPoint(t,e){const n=e||new ut,r=2*Math.PI;let o=this.aEndAngle-this.aStartAngle;const l=Math.abs(o)<Number.EPSILON;for(;o<0;)o+=r;for(;o>r;)o-=r;o<Number.EPSILON&&(o=l?0:r),!0!==this.aClockwise||l||(o===r?o=-r:o-=r);const c=this.aStartAngle+t*o;let h=this.aX+this.xRadius*Math.cos(c),d=this.aY+this.yRadius*Math.sin(c);if(0!==this.aRotation){const t=Math.cos(this.aRotation),e=Math.sin(this.aRotation),n=h-this.aX,r=d-this.aY;h=n*t-r*e+this.aX,d=n*e+r*t+this.aY}return n.set(h,d)}copy(source){return super.copy(source),this.aX=source.aX,this.aY=source.aY,this.xRadius=source.xRadius,this.yRadius=source.yRadius,this.aStartAngle=source.aStartAngle,this.aEndAngle=source.aEndAngle,this.aClockwise=source.aClockwise,this.aRotation=source.aRotation,this}toJSON(){const data=super.toJSON();return data.aX=this.aX,data.aY=this.aY,data.xRadius=this.xRadius,data.yRadius=this.yRadius,data.aStartAngle=this.aStartAngle,data.aEndAngle=this.aEndAngle,data.aClockwise=this.aClockwise,data.aRotation=this.aRotation,data}fromJSON(t){return super.fromJSON(t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this}}qa.prototype.isEllipseCurve=!0;class Xa extends qa{constructor(t,e,n,r,o,l){super(t,e,n,n,r,o,l),this.type="ArcCurve"}}function Ya(){let t=0,e=0,n=0,r=0;function o(o,l,c,h){t=o,e=c,n=-3*o+3*l-2*c-h,r=2*o-2*l+c+h}return{initCatmullRom:function(t,e,n,r,l){o(e,n,l*(n-t),l*(r-e))},initNonuniformCatmullRom:function(t,e,n,r,l,c,h){let d=(e-t)/l-(n-t)/(l+c)+(n-e)/c,f=(n-e)/c-(r-e)/(c+h)+(r-n)/h;d*=c,f*=c,o(e,n,d,f)},calc:function(o){const l=o*o;return t+e*o+n*l+r*(l*o)}}}Xa.prototype.isArcCurve=!0;const Ja=new Tt,Za=new Ya,$a=new Ya,Qa=new Ya;class Ka extends ja{constructor(t=[],e=!1,n="centripetal",r=.5){super(),this.type="CatmullRomCurve3",this.points=t,this.closed=e,this.curveType=n,this.tension=r}getPoint(t,e=new Tt){const n=e,r=this.points,o=r.length,p=(o-(this.closed?0:1))*t;let l,c,h=Math.floor(p),d=p-h;this.closed?h+=h>0?0:(Math.floor(Math.abs(h)/o)+1)*o:0===d&&h===o-1&&(h=o-2,d=1),this.closed||h>0?l=r[(h-1)%o]:(Ja.subVectors(r[0],r[1]).add(r[0]),l=Ja);const f=r[h%o],m=r[(h+1)%o];if(this.closed||h+2<o?c=r[(h+2)%o]:(Ja.subVectors(r[o-1],r[o-2]).add(r[o-1]),c=Ja),"centripetal"===this.curveType||"chordal"===this.curveType){const t="chordal"===this.curveType?.5:.25;let e=Math.pow(l.distanceToSquared(f),t),n=Math.pow(f.distanceToSquared(m),t),r=Math.pow(m.distanceToSquared(c),t);n<1e-4&&(n=1),e<1e-4&&(e=n),r<1e-4&&(r=n),Za.initNonuniformCatmullRom(l.x,f.x,m.x,c.x,e,n,r),$a.initNonuniformCatmullRom(l.y,f.y,m.y,c.y,e,n,r),Qa.initNonuniformCatmullRom(l.z,f.z,m.z,c.z,e,n,r)}else"catmullrom"===this.curveType&&(Za.initCatmullRom(l.x,f.x,m.x,c.x,this.tension),$a.initCatmullRom(l.y,f.y,m.y,c.y,this.tension),Qa.initCatmullRom(l.z,f.z,m.z,c.z,this.tension));return n.set(Za.calc(d),$a.calc(d),Qa.calc(d)),n}copy(source){super.copy(source),this.points=[];for(let i=0,t=source.points.length;i<t;i++){const t=source.points[i];this.points.push(t.clone())}return this.closed=source.closed,this.curveType=source.curveType,this.tension=source.tension,this}toJSON(){const data=super.toJSON();data.points=[];for(let i=0,t=this.points.length;i<t;i++){const t=this.points[i];data.points.push(t.toArray())}return data.closed=this.closed,data.curveType=this.curveType,data.tension=this.tension,data}fromJSON(t){super.fromJSON(t),this.points=[];for(let i=0,e=t.points.length;i<e;i++){const e=t.points[i];this.points.push((new Tt).fromArray(e))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}}function to(t,e,n,r,o){const l=.5*(r-e),c=.5*(o-n),h=t*t;return(2*n-2*r+l+c)*(t*h)+(-3*n+3*r-2*l-c)*h+l*t+n}function eo(t,e,n,r){return function(t,p){const e=1-t;return e*e*p}(t,e)+function(t,p){return 2*(1-t)*t*p}(t,n)+function(t,p){return t*t*p}(t,r)}function no(t,e,n,r,o){return function(t,p){const e=1-t;return e*e*e*p}(t,e)+function(t,p){const e=1-t;return 3*e*e*t*p}(t,n)+function(t,p){return 3*(1-t)*t*t*p}(t,r)+function(t,p){return t*t*t*p}(t,o)}Ka.prototype.isCatmullRomCurve3=!0;class io extends ja{constructor(t=new ut,e=new ut,n=new ut,r=new ut){super(),this.type="CubicBezierCurve",this.v0=t,this.v1=e,this.v2=n,this.v3=r}getPoint(t,e=new ut){const n=e,r=this.v0,o=this.v1,l=this.v2,c=this.v3;return n.set(no(t,r.x,o.x,l.x,c.x),no(t,r.y,o.y,l.y,c.y)),n}copy(source){return super.copy(source),this.v0.copy(source.v0),this.v1.copy(source.v1),this.v2.copy(source.v2),this.v3.copy(source.v3),this}toJSON(){const data=super.toJSON();return data.v0=this.v0.toArray(),data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data.v3=this.v3.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}io.prototype.isCubicBezierCurve=!0;class ro extends ja{constructor(t=new Tt,e=new Tt,n=new Tt,r=new Tt){super(),this.type="CubicBezierCurve3",this.v0=t,this.v1=e,this.v2=n,this.v3=r}getPoint(t,e=new Tt){const n=e,r=this.v0,o=this.v1,l=this.v2,c=this.v3;return n.set(no(t,r.x,o.x,l.x,c.x),no(t,r.y,o.y,l.y,c.y),no(t,r.z,o.z,l.z,c.z)),n}copy(source){return super.copy(source),this.v0.copy(source.v0),this.v1.copy(source.v1),this.v2.copy(source.v2),this.v3.copy(source.v3),this}toJSON(){const data=super.toJSON();return data.v0=this.v0.toArray(),data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data.v3=this.v3.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}}ro.prototype.isCubicBezierCurve3=!0;class so extends ja{constructor(t=new ut,e=new ut){super(),this.type="LineCurve",this.v1=t,this.v2=e}getPoint(t,e=new ut){const n=e;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n}getPointAt(u,t){return this.getPoint(u,t)}getTangent(t,e){const n=e||new ut;return n.copy(this.v2).sub(this.v1).normalize(),n}copy(source){return super.copy(source),this.v1.copy(source.v1),this.v2.copy(source.v2),this}toJSON(){const data=super.toJSON();return data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}so.prototype.isLineCurve=!0;class ao extends ja{constructor(t=new ut,e=new ut,n=new ut){super(),this.type="QuadraticBezierCurve",this.v0=t,this.v1=e,this.v2=n}getPoint(t,e=new ut){const n=e,r=this.v0,o=this.v1,l=this.v2;return n.set(eo(t,r.x,o.x,l.x),eo(t,r.y,o.y,l.y)),n}copy(source){return super.copy(source),this.v0.copy(source.v0),this.v1.copy(source.v1),this.v2.copy(source.v2),this}toJSON(){const data=super.toJSON();return data.v0=this.v0.toArray(),data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}ao.prototype.isQuadraticBezierCurve=!0;class oo extends ja{constructor(t=new Tt,e=new Tt,n=new Tt){super(),this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=n}getPoint(t,e=new Tt){const n=e,r=this.v0,o=this.v1,l=this.v2;return n.set(eo(t,r.x,o.x,l.x),eo(t,r.y,o.y,l.y),eo(t,r.z,o.z,l.z)),n}copy(source){return super.copy(source),this.v0.copy(source.v0),this.v1.copy(source.v1),this.v2.copy(source.v2),this}toJSON(){const data=super.toJSON();return data.v0=this.v0.toArray(),data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}oo.prototype.isQuadraticBezierCurve3=!0;class lo extends ja{constructor(t=[]){super(),this.type="SplineCurve",this.points=t}getPoint(t,e=new ut){const n=e,r=this.points,p=(r.length-1)*t,o=Math.floor(p),l=p-o,c=r[0===o?o:o-1],h=r[o],d=r[o>r.length-2?r.length-1:o+1],f=r[o>r.length-3?r.length-1:o+2];return n.set(to(l,c.x,h.x,d.x,f.x),to(l,c.y,h.y,d.y,f.y)),n}copy(source){super.copy(source),this.points=[];for(let i=0,t=source.points.length;i<t;i++){const t=source.points[i];this.points.push(t.clone())}return this}toJSON(){const data=super.toJSON();data.points=[];for(let i=0,t=this.points.length;i<t;i++){const t=this.points[i];data.points.push(t.toArray())}return data}fromJSON(t){super.fromJSON(t),this.points=[];for(let i=0,e=t.points.length;i<e;i++){const e=t.points[i];this.points.push((new ut).fromArray(e))}return this}}lo.prototype.isSplineCurve=!0;var co=Object.freeze({__proto__:null,ArcCurve:Xa,CatmullRomCurve3:Ka,CubicBezierCurve:io,CubicBezierCurve3:ro,EllipseCurve:qa,LineCurve:so,LineCurve3:class extends ja{constructor(t=new Tt,e=new Tt){super(),this.type="LineCurve3",this.isLineCurve3=!0,this.v1=t,this.v2=e}getPoint(t,e=new Tt){const n=e;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n}getPointAt(u,t){return this.getPoint(u,t)}copy(source){return super.copy(source),this.v1.copy(source.v1),this.v2.copy(source.v2),this}toJSON(){const data=super.toJSON();return data.v1=this.v1.toArray(),data.v2=this.v2.toArray(),data}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}},QuadraticBezierCurve:ao,QuadraticBezierCurve3:oo,SplineCurve:lo});class ho extends ja{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(t){this.curves.push(t)}closePath(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new so(e,t))}getPoint(t,e){const n=t*this.getLength(),r=this.getCurveLengths();let i=0;for(;i<r.length;){if(r[i]>=n){const t=r[i]-n,o=this.curves[i],l=o.getLength(),u=0===l?0:1-t/l;return o.getPointAt(u,e)}i++}return null}getLength(){const t=this.getCurveLengths();return t[t.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 t=[];let e=0;for(let i=0,n=this.curves.length;i<n;i++)e+=this.curves[i].getLength(),t.push(e);return this.cacheLengths=t,t}getSpacedPoints(t=40){const e=[];for(let i=0;i<=t;i++)e.push(this.getPoint(i/t));return this.autoClose&&e.push(e[0]),e}getPoints(t=12){const e=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const o=r[i],l=o&&o.isEllipseCurve?2*t:o&&(o.isLineCurve||o.isLineCurve3)?1:o&&o.isSplineCurve?t*o.points.length:t,c=o.getPoints(l);for(let t=0;t<c.length;t++){const r=c[t];n&&n.equals(r)||(e.push(r),n=r)}}return this.autoClose&&e.length>1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(source){super.copy(source),this.curves=[];for(let i=0,t=source.curves.length;i<t;i++){const t=source.curves[i];this.curves.push(t.clone())}return this.autoClose=source.autoClose,this}toJSON(){const data=super.toJSON();data.autoClose=this.autoClose,data.curves=[];for(let i=0,t=this.curves.length;i<t;i++){const t=this.curves[i];data.curves.push(t.toJSON())}return data}fromJSON(t){super.fromJSON(t),this.autoClose=t.autoClose,this.curves=[];for(let i=0,e=t.curves.length;i<e;i++){const e=t.curves[i];this.curves.push((new co[e.type]).fromJSON(e))}return this}}class uo extends ho{constructor(t){super(),this.type="Path",this.currentPoint=new ut,t&&this.setFromPoints(t)}setFromPoints(t){this.moveTo(t[0].x,t[0].y);for(let i=1,e=t.length;i<e;i++)this.lineTo(t[i].x,t[i].y);return this}moveTo(t,e){return this.currentPoint.set(t,e),this}lineTo(t,e){const n=new so(this.currentPoint.clone(),new ut(t,e));return this.curves.push(n),this.currentPoint.set(t,e),this}quadraticCurveTo(t,e,n,r){const o=new ao(this.currentPoint.clone(),new ut(t,e),new ut(n,r));return this.curves.push(o),this.currentPoint.set(n,r),this}bezierCurveTo(t,e,n,r,o,l){const c=new io(this.currentPoint.clone(),new ut(t,e),new ut(n,r),new ut(o,l));return this.curves.push(c),this.currentPoint.set(o,l),this}splineThru(t){const e=[this.currentPoint.clone()].concat(t),n=new lo(e);return this.curves.push(n),this.currentPoint.copy(t[t.length-1]),this}arc(t,e,n,r,o,l){const c=this.currentPoint.x,h=this.currentPoint.y;return this.absarc(t+c,e+h,n,r,o,l),this}absarc(t,e,n,r,o,l){return this.absellipse(t,e,n,n,r,o,l),this}ellipse(t,e,n,r,o,l,c,h){const d=this.currentPoint.x,f=this.currentPoint.y;return this.absellipse(t+d,e+f,n,r,o,l,c,h),this}absellipse(t,e,n,r,o,l,c,h){const d=new qa(t,e,n,r,o,l,c,h);if(this.curves.length>0){const t=d.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(d);const f=d.getPoint(1);return this.currentPoint.copy(f),this}copy(source){return super.copy(source),this.currentPoint.copy(source.currentPoint),this}toJSON(){const data=super.toJSON();return data.currentPoint=this.currentPoint.toArray(),data}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class po extends uo{constructor(t){super(t),this.uuid=nt(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let i=0,n=this.holes.length;i<n;i++)e[i]=this.holes[i].getPoints(t);return e}extractPoints(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}}copy(source){super.copy(source),this.holes=[];for(let i=0,t=source.holes.length;i<t;i++){const t=source.holes[i];this.holes.push(t.clone())}return this}toJSON(){const data=super.toJSON();data.uuid=this.uuid,data.holes=[];for(let i=0,t=this.holes.length;i<t;i++){const t=this.holes[i];data.holes.push(t.toJSON())}return data}fromJSON(t){super.fromJSON(t),this.uuid=t.uuid,this.holes=[];for(let i=0,e=t.holes.length;i<e;i++){const e=t.holes[i];this.holes.push((new uo).fromJSON(e))}return this}}const fo=function(data,t,e=2){const n=t&&t.length,r=n?t[0]*e:data.length;let o=mo(data,0,r,e,!0);const l=[];if(!o||o.next===o.prev)return l;let c,h,d,f,m,v,x;if(n&&(o=function(data,t,e,n){const r=[];let i,o,l,c,h;for(i=0,o=t.length;i<o;i++)l=t[i]*n,c=i<o-1?t[i+1]*n:data.length,h=mo(data,l,c,n,!1),h===h.next&&(h.steiner=!0),r.push(Eo(h));for(r.sort(Mo),i=0;i<r.length;i++)wo(r[i],e),e=go(e,e.next);return 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function(t,e,data){if(data.shapes=[],Array.isArray(t))for(let i=0,e=t.length;i<e;i++){const e=t[i];data.shapes.push(e.uuid)}else data.shapes.push(t.uuid);void 0!==e.extrudePath&&(data.options.extrudePath=e.extrudePath.toJSON());return data}(this.parameters.shapes,this.parameters.options,data)}static fromJSON(data,t){const e=[];for(let n=0,r=data.shapes.length;n<r;n++){const r=t[data.shapes[n]];e.push(r)}const n=data.options.extrudePath;return void 0!==n&&(data.options.extrudePath=(new co[n.type]).fromJSON(n)),new Vo(e,data.options)}}const Go={generateTopUV:function(t,e,n,r,o){const l=e[3*n],c=e[3*n+1],h=e[3*r],d=e[3*r+1],f=e[3*o],m=e[3*o+1];return[new ut(l,c),new ut(h,d),new ut(f,m)]},generateSideWallUV:function(t,e,n,r,o,l){const c=e[3*n],h=e[3*n+1],d=e[3*n+2],f=e[3*r],m=e[3*r+1],v=e[3*r+2],x=e[3*o],y=e[3*o+1],_=e[3*o+2],M=e[3*l],w=e[3*l+1],S=e[3*l+2];return Math.abs(h-m)<Math.abs(c-f)?[new ut(c,1-d),new ut(f,1-v),new ut(x,1-_),new ut(M,1-S)]:[new ut(h,1-d),new ut(m,1-v),new 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data=super.toJSON();return function(t,data){if(data.shapes=[],Array.isArray(t))for(let i=0,e=t.length;i<e;i++){const e=t[i];data.shapes.push(e.uuid)}else data.shapes.push(t.uuid);return data}(this.parameters.shapes,data)}static fromJSON(data,t){const e=[];for(let n=0,r=data.shapes.length;n<r;n++){const r=t[data.shapes[n]];e.push(r)}return new Wo(e,data.curveSegments)}}class jo extends He{constructor(t){super(),this.type="ShadowMaterial",this.color=new Xe(0),this.transparent=!0,this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this}}jo.prototype.isShadowMaterial=!0;class qo extends He{constructor(t){super(),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Xe(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 Xe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ut(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.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.setValues(t)}copy(source){return super.copy(source),this.defines={STANDARD:""},this.color.copy(source.color),this.roughness=source.roughness,this.metalness=source.metalness,this.map=source.map,this.lightMap=source.lightMap,this.lightMapIntensity=source.lightMapIntensity,this.aoMap=source.aoMap,this.aoMapIntensity=source.aoMapIntensity,this.emissive.copy(source.emissive),this.emissiveMap=source.emissiveMap,this.emissiveIntensity=source.emissiveIntensity,this.bumpMap=source.bumpMap,this.bumpScale=source.bumpScale,this.normalMap=source.normalMap,this.normalMapType=source.normalMapType,this.normalScale.copy(source.normalScale),this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.roughnessMap=source.roughnessMap,this.metalnessMap=source.metalnessMap,this.alphaMap=source.alphaMap,this.envMap=source.envMap,this.envMapIntensity=source.envMapIntensity,this.refractionRatio=source.refractionRatio,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.wireframeLinecap=source.wireframeLinecap,this.wireframeLinejoin=source.wireframeLinejoin,this.flatShading=source.flatShading,this}}qo.prototype.isMeshStandardMaterial=!0;class Xo extends qo{constructor(t){super(),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new ut(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return it(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.sheenColor=new Xe(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=0,this.attenuationColor=new Xe(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Xe(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._transmission=0,this.setValues(t)}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(source){return super.copy(source),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=source.clearcoat,this.clearcoatMap=source.clearcoatMap,this.clearcoatRoughness=source.clearcoatRoughness,this.clearcoatRoughnessMap=source.clearcoatRoughnessMap,this.clearcoatNormalMap=source.clearcoatNormalMap,this.clearcoatNormalScale.copy(source.clearcoatNormalScale),this.ior=source.ior,this.sheen=source.sheen,this.sheenColor.copy(source.sheenColor),this.sheenColorMap=source.sheenColorMap,this.sheenRoughness=source.sheenRoughness,this.sheenRoughnessMap=source.sheenRoughnessMap,this.transmission=source.transmission,this.transmissionMap=source.transmissionMap,this.thickness=source.thickness,this.thicknessMap=source.thicknessMap,this.attenuationDistance=source.attenuationDistance,this.attenuationColor.copy(source.attenuationColor),this.specularIntensity=source.specularIntensity,this.specularIntensityMap=source.specularIntensityMap,this.specularColor.copy(source.specularColor),this.specularColorMap=source.specularColorMap,this}}Xo.prototype.isMeshPhysicalMaterial=!0;class Yo extends He{constructor(t){super(),this.type="MeshPhongMaterial",this.color=new Xe(16777215),this.specular=new Xe(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ut(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.specular.copy(source.specular),this.shininess=source.shininess,this.map=source.map,this.lightMap=source.lightMap,this.lightMapIntensity=source.lightMapIntensity,this.aoMap=source.aoMap,this.aoMapIntensity=source.aoMapIntensity,this.emissive.copy(source.emissive),this.emissiveMap=source.emissiveMap,this.emissiveIntensity=source.emissiveIntensity,this.bumpMap=source.bumpMap,this.bumpScale=source.bumpScale,this.normalMap=source.normalMap,this.normalMapType=source.normalMapType,this.normalScale.copy(source.normalScale),this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.specularMap=source.specularMap,this.alphaMap=source.alphaMap,this.envMap=source.envMap,this.combine=source.combine,this.reflectivity=source.reflectivity,this.refractionRatio=source.refractionRatio,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.wireframeLinecap=source.wireframeLinecap,this.wireframeLinejoin=source.wireframeLinejoin,this.flatShading=source.flatShading,this}}Yo.prototype.isMeshPhongMaterial=!0;class Jo extends He{constructor(t){super(),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Xe(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ut(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.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.map=source.map,this.gradientMap=source.gradientMap,this.lightMap=source.lightMap,this.lightMapIntensity=source.lightMapIntensity,this.aoMap=source.aoMap,this.aoMapIntensity=source.aoMapIntensity,this.emissive.copy(source.emissive),this.emissiveMap=source.emissiveMap,this.emissiveIntensity=source.emissiveIntensity,this.bumpMap=source.bumpMap,this.bumpScale=source.bumpScale,this.normalMap=source.normalMap,this.normalMapType=source.normalMapType,this.normalScale.copy(source.normalScale),this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.alphaMap=source.alphaMap,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.wireframeLinecap=source.wireframeLinecap,this.wireframeLinejoin=source.wireframeLinejoin,this}}Jo.prototype.isMeshToonMaterial=!0;class Zo extends He{constructor(t){super(),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ut(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.flatShading=!1,this.setValues(t)}copy(source){return super.copy(source),this.bumpMap=source.bumpMap,this.bumpScale=source.bumpScale,this.normalMap=source.normalMap,this.normalMapType=source.normalMapType,this.normalScale.copy(source.normalScale),this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.flatShading=source.flatShading,this}}Zo.prototype.isMeshNormalMaterial=!0;class $o extends He{constructor(t){super(),this.type="MeshLambertMaterial",this.color=new Xe(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Xe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(source){return super.copy(source),this.color.copy(source.color),this.map=source.map,this.lightMap=source.lightMap,this.lightMapIntensity=source.lightMapIntensity,this.aoMap=source.aoMap,this.aoMapIntensity=source.aoMapIntensity,this.emissive.copy(source.emissive),this.emissiveMap=source.emissiveMap,this.emissiveIntensity=source.emissiveIntensity,this.specularMap=source.specularMap,this.alphaMap=source.alphaMap,this.envMap=source.envMap,this.combine=source.combine,this.reflectivity=source.reflectivity,this.refractionRatio=source.refractionRatio,this.wireframe=source.wireframe,this.wireframeLinewidth=source.wireframeLinewidth,this.wireframeLinecap=source.wireframeLinecap,this.wireframeLinejoin=source.wireframeLinejoin,this}}$o.prototype.isMeshLambertMaterial=!0;class Qo extends He{constructor(t){super(),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Xe(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ut(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.setValues(t)}copy(source){return super.copy(source),this.defines={MATCAP:""},this.color.copy(source.color),this.matcap=source.matcap,this.map=source.map,this.bumpMap=source.bumpMap,this.bumpScale=source.bumpScale,this.normalMap=source.normalMap,this.normalMapType=source.normalMapType,this.normalScale.copy(source.normalScale),this.displacementMap=source.displacementMap,this.displacementScale=source.displacementScale,this.displacementBias=source.displacementBias,this.alphaMap=source.alphaMap,this.flatShading=source.flatShading,this}}Qo.prototype.isMeshMatcapMaterial=!0;class Ko extends Ea{constructor(t){super(),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(source){return super.copy(source),this.scale=source.scale,this.dashSize=source.dashSize,this.gapSize=source.gapSize,this}}Ko.prototype.isLineDashedMaterial=!0;const tl={arraySlice:function(t,e,n){return tl.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(object){return ArrayBuffer.isView(object)&&!(object instanceof DataView)},getKeyframeOrder:function(t){const e=t.length,n=new Array(e);for(let i=0;i!==e;++i)n[i]=i;return n.sort((function(i,e){return t[i]-t[e]})),n},sortedArray:function(t,e,n){const r=t.length,o=new t.constructor(r);for(let i=0,l=0;l!==r;++i){const r=n[i]*e;for(let n=0;n!==e;++n)o[l++]=t[r+n]}return o},flattenJSON:function(t,e,n,r){let i=1,o=t[0];for(;void 0!==o&&void 0===o[r];)o=t[i++];if(void 0===o)return;let l=o[r];if(void 0!==l)if(Array.isArray(l))do{l=o[r],void 0!==l&&(e.push(o.time),n.push.apply(n,l)),o=t[i++]}while(void 0!==o);else if(void 0!==l.toArray)do{l=o[r],void 0!==l&&(e.push(o.time),l.toArray(n,n.length)),o=t[i++]}while(void 0!==o);else do{l=o[r],void 0!==l&&(e.push(o.time),n.push(l)),o=t[i++]}while(void 0!==o)},subclip:function(t,e,n,r,o=30){const l=t.clone();l.name=e;const c=[];for(let i=0;i<l.tracks.length;++i){const track=l.tracks[i],t=track.getValueSize(),e=[],h=[];for(let l=0;l<track.times.length;++l){const c=track.times[l]*o;if(!(c<n||c>=r)){e.push(track.times[l]);for(let e=0;e<t;++e)h.push(track.values[l*t+e])}}0!==e.length&&(track.times=tl.convertArray(e,track.times.constructor),track.values=tl.convertArray(h,track.values.constructor),c.push(track))}l.tracks=c;let h=1/0;for(let i=0;i<l.tracks.length;++i)h>l.tracks[i].times[0]&&(h=l.tracks[i].times[0]);for(let i=0;i<l.tracks.length;++i)l.tracks[i].shift(-1*h);return l.resetDuration(),l},makeClipAdditive:function(t,e=0,n=t,r=30){r<=0&&(r=30);const o=n.tracks.length,l=e/r;for(let i=0;i<o;++i){const e=n.tracks[i],r=e.ValueTypeName;if("bool"===r||"string"===r)continue;const o=t.tracks.find((function(track){return track.name===e.name&&track.ValueTypeName===r}));if(void 0===o)continue;let c=0;const h=e.getValueSize();e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=h/3);let d=0;const f=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(d=f/3);const m=e.times.length-1;let v;if(l<=e.times[0]){const t=c,n=h-c;v=tl.arraySlice(e.values,t,n)}else if(l>=e.times[m]){const t=m*h+c,n=t+h-c;v=tl.arraySlice(e.values,t,n)}else{const t=e.createInterpolant(),n=c,r=h-c;t.evaluate(l),v=tl.arraySlice(t.resultBuffer,n,r)}if("quaternion"===r){(new St).fromArray(v).normalize().conjugate().toArray(v)}const x=o.times.length;for(let t=0;t<x;++t){const e=t*f+d;if("quaternion"===r)St.multiplyQuaternionsFlat(o.values,e,v,0,o.values,e);else{const t=f-2*d;for(let n=0;n<t;++n)o.values[e+n]-=v[n]}}}return t.blendMode=2501,t}};class el{constructor(t,e,n,r){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==r?r:new e.constructor(n),this.sampleValues=e,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let n=this._cachedIndex,r=e[n],o=e[n-1];t:{e:{let l;n:{i:if(!(t<r)){for(let l=n+2;;){if(void 0===r){if(t<o)break i;return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,t,o)}if(n===l)break;if(o=r,r=e[++n],t<r)break e}l=e.length;break n}if(t>=o)break t;{const c=e[1];t<c&&(n=2,o=c);for(let l=n-2;;){if(void 0===o)return this._cachedIndex=0,this.beforeStart_(0,t,r);if(n===l)break;if(r=o,o=e[--n-1],t>=o)break e}l=n,n=0}}for(;n<l;){const r=n+l>>>1;t<e[r]?l=r:n=r+1}if(r=e[n],o=e[n-1],void 0===o)return this._cachedIndex=0,this.beforeStart_(0,t,r);if(void 0===r)return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,o,t)}this._cachedIndex=n,this.intervalChanged_(n,o,r)}return this.interpolate_(n,o,t,r)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,n=this.sampleValues,r=this.valueSize,o=t*r;for(let i=0;i!==r;++i)e[i]=n[o+i];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}el.prototype.beforeStart_=el.prototype.copySampleValue_,el.prototype.afterEnd_=el.prototype.copySampleValue_;class nl extends el{constructor(t,e,n,r){super(t,e,n,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:U,endingEnd:U}}intervalChanged_(t,e,n){const r=this.parameterPositions;let o=t-2,l=t+1,c=r[o],h=r[l];if(void 0===c)switch(this.getSettings_().endingStart){case H:o=t,c=2*e-n;break;case k:o=r.length-2,c=e+r[o]-r[o+1];break;default:o=t,c=n}if(void 0===h)switch(this.getSettings_().endingEnd){case H:l=t,h=2*n-e;break;case k:l=1,h=n+r[1]-r[0];break;default:l=t-1,h=e}const d=.5*(n-e),f=this.valueSize;this._weightPrev=d/(e-c),this._weightNext=d/(h-n),this._offsetPrev=o*f,this._offsetNext=l*f}interpolate_(t,e,n,r){const o=this.resultBuffer,l=this.sampleValues,c=this.valueSize,h=t*c,d=h-c,f=this._offsetPrev,m=this._offsetNext,v=this._weightPrev,x=this._weightNext,p=(n-e)/(r-e),y=p*p,_=y*p,M=-v*_+2*v*y-v*p,w=(1+v)*_+(-1.5-2*v)*y+(-.5+v)*p+1,S=(-1-x)*_+(1.5+x)*y+.5*p,T=x*_-x*y;for(let i=0;i!==c;++i)o[i]=M*l[f+i]+w*l[d+i]+S*l[h+i]+T*l[m+i];return o}}class il extends el{constructor(t,e,n,r){super(t,e,n,r)}interpolate_(t,e,n,r){const o=this.resultBuffer,l=this.sampleValues,c=this.valueSize,h=t*c,d=h-c,f=(n-e)/(r-e),m=1-f;for(let i=0;i!==c;++i)o[i]=l[d+i]*m+l[h+i]*f;return o}}class rl extends el{constructor(t,e,n,r){super(t,e,n,r)}interpolate_(t){return this.copySampleValue_(t-1)}}class sl{constructor(t,e,n,r){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=tl.convertArray(e,this.TimeBufferType),this.values=tl.convertArray(n,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}static toJSON(track){const t=track.constructor;let e;if(t.toJSON!==this.toJSON)e=t.toJSON(track);else{e={name:track.name,times:tl.convertArray(track.times,Array),values:tl.convertArray(track.values,Array)};const t=track.getInterpolation();t!==track.DefaultInterpolation&&(e.interpolation=t)}return e.type=track.ValueTypeName,e}InterpolantFactoryMethodDiscrete(t){return new rl(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new il(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new nl(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case O:e=this.InterpolantFactoryMethodDiscrete;break;case B:e=this.InterpolantFactoryMethodLinear;break;case F:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){const e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(e);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return O;case this.InterpolantFactoryMethodLinear:return B;case this.InterpolantFactoryMethodSmooth:return F}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]*=t}return this}trim(t,e){const n=this.times,r=n.length;let o=0,l=r-1;for(;o!==r&&n[o]<t;)++o;for(;-1!==l&&n[l]>e;)--l;if(++l,0!==o||l!==r){o>=l&&(l=Math.max(l,1),o=l-1);const t=this.getValueSize();this.times=tl.arraySlice(n,o,l),this.values=tl.arraySlice(this.values,o*t,l*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,r=this.values,o=n.length;0===o&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let l=null;for(let i=0;i!==o;i++){const e=n[i];if("number"==typeof e&&isNaN(e)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,i,e),t=!1;break}if(null!==l&&l>e){console.error("THREE.KeyframeTrack: Out of order keys.",this,i,e,l),t=!1;break}l=e}if(void 0!==r&&tl.isTypedArray(r))for(let i=0,e=r.length;i!==e;++i){const e=r[i];if(isNaN(e)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,i,e),t=!1;break}}return t}optimize(){const t=tl.arraySlice(this.times),e=tl.arraySlice(this.values),n=this.getValueSize(),r=this.getInterpolation()===F,o=t.length-1;let l=1;for(let i=1;i<o;++i){let o=!1;const time=t[i];if(time!==t[i+1]&&(1!==i||time!==t[0]))if(r)o=!0;else{const t=i*n,r=t-n,l=t+n;for(let c=0;c!==n;++c){const n=e[t+c];if(n!==e[r+c]||n!==e[l+c]){o=!0;break}}}if(o){if(i!==l){t[l]=t[i];const r=i*n,o=l*n;for(let t=0;t!==n;++t)e[o+t]=e[r+t]}++l}}if(o>0){t[l]=t[o];for(let t=o*n,r=l*n,c=0;c!==n;++c)e[r+c]=e[t+c];++l}return l!==t.length?(this.times=tl.arraySlice(t,0,l),this.values=tl.arraySlice(e,0,l*n)):(this.times=t,this.values=e),this}clone(){const t=tl.arraySlice(this.times,0),e=tl.arraySlice(this.values,0),track=new(0,this.constructor)(this.name,t,e);return track.createInterpolant=this.createInterpolant,track}}sl.prototype.TimeBufferType=Float32Array,sl.prototype.ValueBufferType=Float32Array,sl.prototype.DefaultInterpolation=B;class al extends sl{}al.prototype.ValueTypeName="bool",al.prototype.ValueBufferType=Array,al.prototype.DefaultInterpolation=O,al.prototype.InterpolantFactoryMethodLinear=void 0,al.prototype.InterpolantFactoryMethodSmooth=void 0;class ll extends sl{}ll.prototype.ValueTypeName="color";class cl extends sl{}cl.prototype.ValueTypeName="number";class hl extends el{constructor(t,e,n,r){super(t,e,n,r)}interpolate_(t,e,n,r){const o=this.resultBuffer,l=this.sampleValues,c=this.valueSize,h=(n-e)/(r-e);let d=t*c;for(let t=d+c;d!==t;d+=4)St.slerpFlat(o,0,l,d-c,l,d,h);return o}}class pl extends sl{InterpolantFactoryMethodLinear(t){return new hl(this.times,this.values,this.getValueSize(),t)}}pl.prototype.ValueTypeName="quaternion",pl.prototype.DefaultInterpolation=B,pl.prototype.InterpolantFactoryMethodSmooth=void 0;class fl extends sl{}fl.prototype.ValueTypeName="string",fl.prototype.ValueBufferType=Array,fl.prototype.DefaultInterpolation=O,fl.prototype.InterpolantFactoryMethodLinear=void 0,fl.prototype.InterpolantFactoryMethodSmooth=void 0;class ml extends sl{}ml.prototype.ValueTypeName="vector";class gl{constructor(t,e=-1,n,r=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=r,this.uuid=nt(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,r=1/(t.fps||1);for(let i=0,t=n.length;i!==t;++i)e.push(vl(n[i]).scale(r));const o=new this(t.name,t.duration,e,t.blendMode);return o.uuid=t.uuid,o}static toJSON(t){const e=[],n=t.tracks,r={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let i=0,t=n.length;i!==t;++i)e.push(sl.toJSON(n[i]));return r}static CreateFromMorphTargetSequence(t,e,n,r){const o=e.length,l=[];for(let i=0;i<o;i++){let t=[],c=[];t.push((i+o-1)%o,i,(i+1)%o),c.push(0,1,0);const h=tl.getKeyframeOrder(t);t=tl.sortedArray(t,1,h),c=tl.sortedArray(c,1,h),r||0!==t[0]||(t.push(o),c.push(c[0])),l.push(new cl(".morphTargetInfluences["+e[i].name+"]",t,c).scale(1/n))}return new this(t,-1,l)}static findByName(t,e){let n=t;if(!Array.isArray(t)){const e=t;n=e.geometry&&e.geometry.animations||e.animations}for(let i=0;i<n.length;i++)if(n[i].name===e)return n[i];return null}static CreateClipsFromMorphTargetSequences(t,e,n){const r={},pattern=/^([\w-]*?)([\d]+)$/;for(let i=0,e=t.length;i<e;i++){const e=t[i],n=e.name.match(pattern);if(n&&n.length>1){const t=n[1];let o=r[t];o||(r[t]=o=[]),o.push(e)}}const o=[];for(const t in r)o.push(this.CreateFromMorphTargetSequence(t,r[t],e,n));return o}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,r,o){if(0!==n.length){const l=[],c=[];tl.flattenJSON(n,l,c,r),0!==l.length&&o.push(new t(e,l,c))}},r=[],o=t.name||"default",l=t.fps||30,c=t.blendMode;let h=t.length||-1;const d=t.hierarchy||[];for(let t=0;t<d.length;t++){const o=d[t].keys;if(o&&0!==o.length)if(o[0].morphTargets){const t={};let e;for(e=0;e<o.length;e++)if(o[e].morphTargets)for(let n=0;n<o[e].morphTargets.length;n++)t[o[e].morphTargets[n]]=-1;for(const n in t){const t=[],l=[];for(let r=0;r!==o[e].morphTargets.length;++r){const r=o[e];t.push(r.time),l.push(r.morphTarget===n?1:0)}r.push(new cl(".morphTargetInfluence["+n+"]",t,l))}h=t.length*(l||1)}else{const l=".bones["+e[t].name+"]";n(ml,l+".position",o,"pos",r),n(pl,l+".quaternion",o,"rot",r),n(ml,l+".scale",o,"scl",r)}}if(0===r.length)return null;return new this(o,h,r,c)}resetDuration(){let t=0;for(let i=0,e=this.tracks.length;i!==e;++i){const track=this.tracks[i];t=Math.max(t,track.times[track.times.length-1])}return this.duration=t,this}trim(){for(let i=0;i<this.tracks.length;i++)this.tracks[i].trim(0,this.duration);return this}validate(){let t=!0;for(let i=0;i<this.tracks.length;i++)t=t&&this.tracks[i].validate();return t}optimize(){for(let i=0;i<this.tracks.length;i++)this.tracks[i].optimize();return this}clone(){const t=[];for(let i=0;i<this.tracks.length;i++)t.push(this.tracks[i].clone());return new this.constructor(this.name,this.duration,t,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function vl(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return cl;case"vector":case"vector2":case"vector3":case"vector4":return ml;case"color":return ll;case"quaternion":return pl;case"bool":case"boolean":return al;case"string":return fl}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){const e=[],n=[];tl.flattenJSON(t.keys,e,n,"value"),t.times=e,t.values=n}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const xl={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class yl{constructor(t,e,n){const r=this;let o,l=!1,c=0,h=0;const d=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this.itemStart=function(t){h++,!1===l&&void 0!==r.onStart&&r.onStart(t,c,h),l=!0},this.itemEnd=function(t){c++,void 0!==r.onProgress&&r.onProgress(t,c,h),c===h&&(l=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(t){void 0!==r.onError&&r.onError(t)},this.resolveURL=function(t){return o?o(t):t},this.setURLModifier=function(t){return o=t,this},this.addHandler=function(t,e){return d.push(t,e),this},this.removeHandler=function(t){const e=d.indexOf(t);return-1!==e&&d.splice(e,2),this},this.getHandler=function(t){for(let i=0,e=d.length;i<e;i+=2){const e=d[i],n=d[i+1];if(e.global&&(e.lastIndex=0),e.test(t))return n}return null}}}const _l=new yl;class bl{constructor(t){this.manager=void 0!==t?t:_l,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const n=this;return new Promise((function(r,o){n.load(t,r,e,o)}))}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(path){return this.path=path,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}}const Ml={};class wl extends bl{constructor(t){super(t)}load(t,e,n,r){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const o=xl.get(t);if(void 0!==o)return this.manager.itemStart(t),setTimeout((()=>{e&&e(o),this.manager.itemEnd(t)}),0),o;if(void 0!==Ml[t])return void Ml[t].push({onLoad:e,onProgress:n,onError:r});Ml[t]=[],Ml[t].push({onLoad:e,onProgress:n,onError:r});const l=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"});fetch(l).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body.getReader)return e;const n=Ml[t],r=e.body.getReader(),o=e.headers.get("Content-Length"),l=o?parseInt(o):0,c=0!==l;let h=0;const d=new ReadableStream({start(t){!function e(){r.read().then((({done:r,value:o})=>{if(r)t.close();else{h+=o.byteLength;const r=new ProgressEvent("progress",{lengthComputable:c,loaded:h,total:l});for(let i=0,t=n.length;i<t;i++){const t=n[i];t.onProgress&&t.onProgress(r)}t.enqueue(o),e()}}))}()}});return new Response(d)}throw Error(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`)})).then((t=>{switch(this.responseType){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((text=>(new DOMParser).parseFromString(text,this.mimeType)));case"json":return t.json();default:return t.text()}})).then((data=>{xl.add(t,data);const e=Ml[t];delete Ml[t];for(let i=0,t=e.length;i<t;i++){const t=e[i];t.onLoad&&t.onLoad(data)}})).catch((e=>{const n=Ml[t];if(void 0===n)throw this.manager.itemError(t),e;delete Ml[t];for(let i=0,t=n.length;i<t;i++){const t=n[i];t.onError&&t.onError(e)}this.manager.itemError(t)})).finally((()=>{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class Sl extends bl{constructor(t){super(t)}load(t,e,n,r){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const o=this,l=xl.get(t);if(void 0!==l)return o.manager.itemStart(t),setTimeout((function(){e&&e(l),o.manager.itemEnd(t)}),0),l;const image=mt("img");function c(){d(),xl.add(t,this),e&&e(this),o.manager.itemEnd(t)}function h(e){d(),r&&r(e),o.manager.itemError(t),o.manager.itemEnd(t)}function d(){image.removeEventListener("load",c,!1),image.removeEventListener("error",h,!1)}return image.addEventListener("load",c,!1),image.addEventListener("error",h,!1),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(image.crossOrigin=this.crossOrigin),o.manager.itemStart(t),image.src=t,image}}class Tl extends bl{constructor(t){super(t)}load(t,e,n,r){const o=new Fn,l=new Sl(this.manager);l.setCrossOrigin(this.crossOrigin),l.setPath(this.path);let c=0;function h(i){l.load(t[i],(function(image){o.images[i]=image,c++,6===c&&(o.needsUpdate=!0,e&&e(o))}),void 0,r)}for(let i=0;i<t.length;++i)h(i);return o}}class El extends bl{constructor(t){super(t)}load(t,e,n,r){const o=new yt,l=new Sl(this.manager);return l.setCrossOrigin(this.crossOrigin),l.setPath(this.path),l.load(t,(function(image){o.image=image,o.needsUpdate=!0,void 0!==e&&e(o)}),n,r),o}}class Al extends Ae{constructor(t,e=1){super(),this.type="Light",this.color=new Xe(t),this.intensity=e}dispose(){}copy(source){return super.copy(source),this.color.copy(source.color),this.intensity=source.intensity,this}toJSON(meta){const data=super.toJSON(meta);return data.object.color=this.color.getHex(),data.object.intensity=this.intensity,void 0!==this.groundColor&&(data.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(data.object.distance=this.distance),void 0!==this.angle&&(data.object.angle=this.angle),void 0!==this.decay&&(data.object.decay=this.decay),void 0!==this.penumbra&&(data.object.penumbra=this.penumbra),void 0!==this.shadow&&(data.object.shadow=this.shadow.toJSON()),data}}Al.prototype.isLight=!0;class Ll extends Al{constructor(t,e,n){super(t,n),this.type="HemisphereLight",this.position.copy(Ae.DefaultUp),this.updateMatrix(),this.groundColor=new Xe(e)}copy(source){return Al.prototype.copy.call(this,source),this.groundColor.copy(source.groundColor),this}}Ll.prototype.isHemisphereLight=!0;const Cl=new ne,Rl=new Tt,Pl=new Tt;class Il{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new ut(512,512),this.map=null,this.mapPass=null,this.matrix=new ne,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new qn,this._frameExtents=new ut(1,1),this._viewportCount=1,this._viewports=[new bt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,n=this.matrix;Rl.setFromMatrixPosition(t.matrixWorld),e.position.copy(Rl),Pl.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Pl),e.updateMatrixWorld(),Cl.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Cl),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(source){return this.camera=source.camera.clone(),this.bias=source.bias,this.radius=source.radius,this.mapSize.copy(source.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const object={};return 0!==this.bias&&(object.bias=this.bias),0!==this.normalBias&&(object.normalBias=this.normalBias),1!==this.radius&&(object.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(object.mapSize=this.mapSize.toArray()),object.camera=this.camera.toJSON(!1).object,delete object.camera.matrix,object}}class Dl extends Il{constructor(){super(new zn(50,1,.5,500)),this.focus=1}updateMatrices(t){const e=this.camera,n=2*et*t.angle*this.focus,r=this.mapSize.width/this.mapSize.height,o=t.distance||e.far;n===e.fov&&r===e.aspect&&o===e.far||(e.fov=n,e.aspect=r,e.far=o,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(source){return super.copy(source),this.focus=source.focus,this}}Dl.prototype.isSpotLightShadow=!0;class Nl extends Al{constructor(t,e,n=0,r=Math.PI/3,o=0,l=1){super(t,e),this.type="SpotLight",this.position.copy(Ae.DefaultUp),this.updateMatrix(),this.target=new Ae,this.distance=n,this.angle=r,this.penumbra=o,this.decay=l,this.shadow=new Dl}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(source){return super.copy(source),this.distance=source.distance,this.angle=source.angle,this.penumbra=source.penumbra,this.decay=source.decay,this.target=source.target.clone(),this.shadow=source.shadow.clone(),this}}Nl.prototype.isSpotLight=!0;const zl=new ne,Ol=new Tt,Bl=new Tt;class Fl extends Il{constructor(){super(new zn(90,1,.5,500)),this._frameExtents=new ut(4,2),this._viewportCount=6,this._viewports=[new bt(2,1,1,1),new bt(0,1,1,1),new bt(3,1,1,1),new bt(1,1,1,1),new bt(3,0,1,1),new bt(1,0,1,1)],this._cubeDirections=[new Tt(1,0,0),new Tt(-1,0,0),new Tt(0,0,1),new Tt(0,0,-1),new Tt(0,1,0),new Tt(0,-1,0)],this._cubeUps=[new Tt(0,1,0),new Tt(0,1,0),new Tt(0,1,0),new Tt(0,1,0),new Tt(0,0,1),new Tt(0,0,-1)]}updateMatrices(t,e=0){const n=this.camera,r=this.matrix,o=t.distance||n.far;o!==n.far&&(n.far=o,n.updateProjectionMatrix()),Ol.setFromMatrixPosition(t.matrixWorld),n.position.copy(Ol),Bl.copy(n.position),Bl.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(Bl),n.updateMatrixWorld(),r.makeTranslation(-Ol.x,-Ol.y,-Ol.z),zl.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(zl)}}Fl.prototype.isPointLightShadow=!0;class Ul extends Al{constructor(t,e,n=0,r=1){super(t,e),this.type="PointLight",this.distance=n,this.decay=r,this.shadow=new Fl}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(source){return super.copy(source),this.distance=source.distance,this.decay=source.decay,this.shadow=source.shadow.clone(),this}}Ul.prototype.isPointLight=!0;class Hl extends Il{constructor(){super(new si(-5,5,5,-5,.5,500))}}Hl.prototype.isDirectionalLightShadow=!0;class kl extends Al{constructor(t,e){super(t,e),this.type="DirectionalLight",this.position.copy(Ae.DefaultUp),this.updateMatrix(),this.target=new Ae,this.shadow=new Hl}dispose(){this.shadow.dispose()}copy(source){return super.copy(source),this.target=source.target.clone(),this.shadow=source.shadow.clone(),this}}kl.prototype.isDirectionalLight=!0;class Vl extends Al{constructor(t,e){super(t,e),this.type="AmbientLight"}}Vl.prototype.isAmbientLight=!0;class Gl extends Al{constructor(t,e,n=10,r=10){super(t,e),this.type="RectAreaLight",this.width=n,this.height=r}get power(){return this.intensity*this.width*this.height*Math.PI}set power(t){this.intensity=t/(this.width*this.height*Math.PI)}copy(source){return super.copy(source),this.width=source.width,this.height=source.height,this}toJSON(meta){const data=super.toJSON(meta);return data.object.width=this.width,data.object.height=this.height,data}}Gl.prototype.isRectAreaLight=!0;class Wl{constructor(){this.coefficients=[];for(let i=0;i<9;i++)this.coefficients.push(new Tt)}set(t){for(let i=0;i<9;i++)this.coefficients[i].copy(t[i]);return this}zero(){for(let i=0;i<9;i++)this.coefficients[i].set(0,0,0);return this}getAt(t,e){const n=t.x,r=t.y,o=t.z,l=this.coefficients;return e.copy(l[0]).multiplyScalar(.282095),e.addScaledVector(l[1],.488603*r),e.addScaledVector(l[2],.488603*o),e.addScaledVector(l[3],.488603*n),e.addScaledVector(l[4],n*r*1.092548),e.addScaledVector(l[5],r*o*1.092548),e.addScaledVector(l[6],.315392*(3*o*o-1)),e.addScaledVector(l[7],n*o*1.092548),e.addScaledVector(l[8],.546274*(n*n-r*r)),e}getIrradianceAt(t,e){const n=t.x,r=t.y,o=t.z,l=this.coefficients;return e.copy(l[0]).multiplyScalar(.886227),e.addScaledVector(l[1],1.023328*r),e.addScaledVector(l[2],1.023328*o),e.addScaledVector(l[3],1.023328*n),e.addScaledVector(l[4],.858086*n*r),e.addScaledVector(l[5],.858086*r*o),e.addScaledVector(l[6],.743125*o*o-.247708),e.addScaledVector(l[7],.858086*n*o),e.addScaledVector(l[8],.429043*(n*n-r*r)),e}add(t){for(let i=0;i<9;i++)this.coefficients[i].add(t.coefficients[i]);return this}addScaledSH(t,s){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(t.coefficients[i],s);return this}scale(s){for(let i=0;i<9;i++)this.coefficients[i].multiplyScalar(s);return this}lerp(t,e){for(let i=0;i<9;i++)this.coefficients[i].lerp(t.coefficients[i],e);return this}equals(t){for(let i=0;i<9;i++)if(!this.coefficients[i].equals(t.coefficients[i]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(t,e+3*i);return this}toArray(t=[],e=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(t,e+3*i);return t}static getBasisAt(t,e){const n=t.x,r=t.y,o=t.z;e[0]=.282095,e[1]=.488603*r,e[2]=.488603*o,e[3]=.488603*n,e[4]=1.092548*n*r,e[5]=1.092548*r*o,e[6]=.315392*(3*o*o-1),e[7]=1.092548*n*o,e[8]=.546274*(n*n-r*r)}}Wl.prototype.isSphericalHarmonics3=!0;class jl extends Al{constructor(t=new Wl,e=1){super(void 0,e),this.sh=t}copy(source){return super.copy(source),this.sh.copy(source.sh),this}fromJSON(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this}toJSON(meta){const data=super.toJSON(meta);return data.object.sh=this.sh.toArray(),data}}jl.prototype.isLightProbe=!0;class ql{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let s="";for(let i=0,e=t.length;i<e;i++)s+=String.fromCharCode(t[i]);try{return decodeURIComponent(escape(s))}catch(t){return s}}static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)}static resolveURL(t,path){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(path)&&/^\//.test(t)&&(path=path.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:path+t)}}class Xl extends cn{constructor(){super(),this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(source){return super.copy(source),this.instanceCount=source.instanceCount,this}clone(){return(new this.constructor).copy(this)}toJSON(){const data=super.toJSON(this);return data.instanceCount=this.instanceCount,data.isInstancedBufferGeometry=!0,data}}Xl.prototype.isInstancedBufferGeometry=!0;let Yl;(class extends bl{constructor(t){super(t),"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,e,n,r){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const o=this,l=xl.get(t);if(void 0!==l)return o.manager.itemStart(t),setTimeout((function(){e&&e(l),o.manager.itemEnd(t)}),0),l;const c={};c.credentials="anonymous"===this.crossOrigin?"same-origin":"include",c.headers=this.requestHeader,fetch(t,c).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(o.options,{colorSpaceConversion:"none"}))})).then((function(n){xl.add(t,n),e&&e(n),o.manager.itemEnd(t)})).catch((function(e){r&&r(e),o.manager.itemError(t),o.manager.itemEnd(t)})),o.manager.itemStart(t)}}).prototype.isImageBitmapLoader=!0;const Jl=function(){return void 0===Yl&&(Yl=new(window.AudioContext||window.webkitAudioContext)),Yl};class Zl extends bl{constructor(t){super(t)}load(t,e,n,r){const o=this,l=new wl(this.manager);l.setResponseType("arraybuffer"),l.setPath(this.path),l.setRequestHeader(this.requestHeader),l.setWithCredentials(this.withCredentials),l.load(t,(function(n){try{const t=n.slice(0);Jl().decodeAudioData(t,(function(t){e(t)}))}catch(e){r?r(e):console.error(e),o.manager.itemError(t)}}),n,r)}}(class extends jl{constructor(t,e,n=1){super(void 0,n);const r=(new Xe).set(t),o=(new Xe).set(e),l=new Tt(r.r,r.g,r.b),c=new Tt(o.r,o.g,o.b),h=Math.sqrt(Math.PI),d=h*Math.sqrt(.75);this.sh.coefficients[0].copy(l).add(c).multiplyScalar(h),this.sh.coefficients[1].copy(l).sub(c).multiplyScalar(d)}}).prototype.isHemisphereLightProbe=!0;(class extends jl{constructor(t,e=1){super(void 0,e);const n=(new Xe).set(t);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}}).prototype.isAmbientLightProbe=!0;class $l extends Ae{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.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(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const source=this.context.createBufferSource();return source.buffer=this.buffer,source.loop=this.loop,source.loopStart=this.loopStart,source.loopEnd=this.loopEnd,source.onended=this.onEnded.bind(this),source.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=source,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let i=1,t=this.filters.length;i<t;i++)this.filters[i-1].connect(this.filters[i]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let i=1,t=this.filters.length;i<t;i++)this.filters[i-1].disconnect(this.filters[i]);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(t){return t||(t=[]),!0===this._connected?(this.disconnect(),this.filters=t.slice(),this.connect()):this.filters=t.slice(),this}setDetune(t){if(this.detune=t,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(filter){return this.setFilters(filter?[filter]:[])}setPlaybackRate(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(t){if(!1!==this.hasPlaybackControl)return this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(t){return this.loopStart=t,this}setLoopEnd(t){return this.loopEnd=t,this}getVolume(){return this.gain.gain.value}setVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}}class Ql{constructor(t,e,n){let r,o,l;switch(this.binding=t,this.valueSize=n,e){case"quaternion":r=this._slerp,o=this._slerpAdditive,l=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":r=this._select,o=this._select,l=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:r=this._lerp,o=this._lerpAdditive,l=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=r,this._mixBufferRegionAdditive=o,this._setIdentity=l,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(t,e){const n=this.buffer,r=this.valueSize,o=t*r+r;let l=this.cumulativeWeight;if(0===l){for(let i=0;i!==r;++i)n[o+i]=n[i];l=e}else{l+=e;const t=e/l;this._mixBufferRegion(n,o,0,t,r)}this.cumulativeWeight=l}accumulateAdditive(t){const e=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,r,0,t,n),this.cumulativeWeightAdditive+=t}apply(t){const e=this.valueSize,n=this.buffer,r=t*e+e,o=this.cumulativeWeight,l=this.cumulativeWeightAdditive,c=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,o<1){const t=e*this._origIndex;this._mixBufferRegion(n,r,t,1-o,e)}l>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*e,1,e);for(let i=e,t=e+e;i!==t;++i)if(n[i]!==n[i+e]){c.setValue(n,r);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,r=n*this._origIndex;t.getValue(e,r);for(let i=n,t=r;i!==t;++i)e[i]=e[r+i%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i<e;i++)this.buffer[i]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize;for(let i=0;i<this.valueSize;i++)this.buffer[e+i]=this.buffer[t+i]}_select(t,e,n,r,o){if(r>=.5)for(let i=0;i!==o;++i)t[e+i]=t[n+i]}_slerp(t,e,n,r){St.slerpFlat(t,e,t,e,t,n,r)}_slerpAdditive(t,e,n,r,o){const l=this._workIndex*o;St.multiplyQuaternionsFlat(t,l,t,e,t,n),St.slerpFlat(t,e,t,e,t,l,r)}_lerp(t,e,n,r,o){const s=1-r;for(let i=0;i!==o;++i){const o=e+i;t[o]=t[o]*s+t[n+i]*r}}_lerpAdditive(t,e,n,r,o){for(let i=0;i!==o;++i){const o=e+i;t[o]=t[o]+t[n+i]*r}}}const Kl="\\[\\]\\.:\\/",tc=new RegExp("[\\[\\]\\.:\\/]","g"),ec="[^\\[\\]\\.:\\/]",nc="[^"+Kl.replace("\\.","")+"]",ic=/((?:WC+[\/:])*)/.source.replace("WC",ec),rc=/(WCOD+)?/.source.replace("WCOD",nc),sc=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",ec),ac=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",ec),oc=new RegExp("^"+ic+rc+sc+ac+"$"),lc=["material","materials","bones"];class cc{constructor(t,path,e){this.path=path,this.parsedPath=e||cc.parseTrackName(path),this.node=cc.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,path,e){return t&&t.isAnimationObjectGroup?new cc.Composite(t,path,e):new cc(t,path,e)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(tc,"")}static parseTrackName(t){const e=oc.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){const t=n.nodeName.substring(r+1);-1!==lc.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i<t.length;i++){const r=t[i];if(r.name===e||r.uuid===e)return r;const o=n(r.children);if(o)return o}return null},r=n(t.children);if(r)return r}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){const source=this.resolvedProperty;for(let i=0,n=source.length;i!==n;++i)t[e++]=source[i]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node;const e=this.parsedPath,n=e.objectName,r=e.propertyName;let o=e.propertyIndex;if(t||(t=cc.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(n){let r=e.objectIndex;switch(n){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(let i=0;i<t.length;i++)if(t[i].name===r){r=i;break}break;default:if(void 0===t[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[n]}if(void 0!==r){if(void 0===t[r])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[r]}}const l=t[r];if(void 0===l){const n=e.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+r+" but it wasn't found.",t)}let c=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?c=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(c=this.Versioning.MatrixWorldNeedsUpdate);let h=this.BindingType.Direct;if(void 0!==o){if("morphTargetInfluences"===r){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[o]&&(o=t.morphTargetDictionary[o])}h=this.BindingType.ArrayElement,this.resolvedProperty=l,this.propertyIndex=o}else void 0!==l.fromArray&&void 0!==l.toArray?(h=this.BindingType.HasFromToArray,this.resolvedProperty=l):Array.isArray(l)?(h=this.BindingType.EntireArray,this.resolvedProperty=l):this.propertyName=r;this.getValue=this.GetterByBindingType[h],this.setValue=this.SetterByBindingTypeAndVersioning[h][c]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}cc.Composite=class{constructor(t,path,e){const n=e||cc.parseTrackName(path);this._targetGroup=t,this._bindings=t.subscribe_(path,n)}getValue(t,e){this.bind();const n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(t,e)}setValue(t,e){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(t,e)}bind(){const t=this._bindings;for(let i=this._targetGroup.nCachedObjects_,e=t.length;i!==e;++i)t[i].bind()}unbind(){const t=this._bindings;for(let i=this._targetGroup.nCachedObjects_,e=t.length;i!==e;++i)t[i].unbind()}},cc.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},cc.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},cc.prototype.GetterByBindingType=[cc.prototype._getValue_direct,cc.prototype._getValue_array,cc.prototype._getValue_arrayElement,cc.prototype._getValue_toArray],cc.prototype.SetterByBindingTypeAndVersioning=[[cc.prototype._setValue_direct,cc.prototype._setValue_direct_setNeedsUpdate,cc.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_array,cc.prototype._setValue_array_setNeedsUpdate,cc.prototype._setValue_array_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_arrayElement,cc.prototype._setValue_arrayElement_setNeedsUpdate,cc.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[cc.prototype._setValue_fromArray,cc.prototype._setValue_fromArray_setNeedsUpdate,cc.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class hc{constructor(t,e,n=null,r=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=n,this.blendMode=r;const o=e.tracks,l=o.length,c=new Array(l),h={endingStart:U,endingEnd:U};for(let i=0;i!==l;++i){const t=o[i].createInterpolant(null);c[i]=t,t.settings=h}this._interpolantSettings=h,this._interpolants=c,this._propertyBindings=new Array(l),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,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&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(time){return this._startTime=time,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){const n=this._clip.duration,r=t._clip.duration,o=r/n,l=n/r;t.warp(1,o,e),this.warp(l,1,e)}return this}crossFadeTo(t,e,n){return t.crossFadeFrom(this,e,n)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,n){const r=this._mixer,o=r.time,l=this.timeScale;let c=this._timeScaleInterpolant;null===c&&(c=r._lendControlInterpolant(),this._timeScaleInterpolant=c);const h=c.parameterPositions,d=c.sampleValues;return h[0]=o,h[1]=o+n,d[0]=t/l,d[1]=e/l,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(time,t,e,n){if(!this.enabled)return void this._updateWeight(time);const r=this._startTime;if(null!==r){const n=(time-r)*e;if(n<0||0===e)return;this._startTime=null,t=e*n}t*=this._updateTimeScale(time);const o=this._updateTime(t),l=this._updateWeight(time);if(l>0){const t=this._interpolants,e=this._propertyBindings;if(2501===this.blendMode)for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(o),e[n].accumulateAdditive(l);else for(let r=0,c=t.length;r!==c;++r)t[r].evaluate(o),e[r].accumulate(n,l)}}_updateWeight(time){let t=0;if(this.enabled){t=this.weight;const e=this._weightInterpolant;if(null!==e){const n=e.evaluate(time)[0];t*=n,time>e.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(time){let t=0;if(!this.paused){t=this.timeScale;const e=this._timeScaleInterpolant;if(null!==e){t*=e.evaluate(time)[0],time>e.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(t){const e=this._clip.duration,n=this.loop;let time=this.time+t,r=this._loopCount;const o=2202===n;if(0===t)return-1===r?time:o&&1==(1&r)?e-time:time;if(2200===n){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(time>=e)time=e;else{if(!(time<0)){this.time=time;break t}time=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=time,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),time>=e||time<0){const n=Math.floor(time/e);time-=e*n,r+=Math.abs(n);const l=this.repetitions-r;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,time=t>0?e:0,this.time=time,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===l){const e=t<0;this._setEndings(e,!e,o)}else this._setEndings(!1,!1,o);this._loopCount=r,this.time=time,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=time;if(o&&1==(1&r))return e-time}return time}_setEndings(t,e,n){const r=this._interpolantSettings;n?(r.endingStart=H,r.endingEnd=H):(r.endingStart=t?this.zeroSlopeAtStart?H:U:k,r.endingEnd=e?this.zeroSlopeAtEnd?H:U:k)}_scheduleFading(t,e,n){const r=this._mixer,o=r.time;let l=this._weightInterpolant;null===l&&(l=r._lendControlInterpolant(),this._weightInterpolant=l);const c=l.parameterPositions,h=l.sampleValues;return c[0]=o,h[0]=e,c[1]=o+t,h[1]=n,this}}(class extends ${constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,r=t._clip.tracks,o=r.length,l=t._propertyBindings,c=t._interpolants,h=n.uuid,d=this._bindingsByRootAndName;let f=d[h];void 0===f&&(f={},d[h]=f);for(let i=0;i!==o;++i){const track=r[i],t=track.name;let o=f[t];if(void 0!==o)l[i]=o;else{if(o=l[i],void 0!==o){null===o._cacheIndex&&(++o.referenceCount,this._addInactiveBinding(o,h,t));continue}const path=e&&e._propertyBindings[i].binding.parsedPath;o=new Ql(cc.create(n,t,path),track.ValueTypeName,track.getValueSize()),++o.referenceCount,this._addInactiveBinding(o,h,t),l[i]=o}c[i].resultBuffer=o.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,r=this._actionsByClip[n];this._bindAction(t,r&&r.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let i=0,t=e.length;i!==t;++i){const t=e[i];0==t.useCount++&&(this._lendBinding(t),t.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let i=0,t=e.length;i!==t;++i){const t=e[i];0==--t.useCount&&(t.restoreOriginalState(),this._takeBackBinding(t))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e<this._nActiveActions}_addInactiveAction(t,e,n){const r=this._actions,o=this._actionsByClip;let l=o[e];if(void 0===l)l={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,o[e]=l;else{const e=l.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=r.length,r.push(t),l.actionByRoot[n]=t}_removeInactiveAction(t){const e=this._actions,n=e[e.length-1],r=t._cacheIndex;n._cacheIndex=r,e[r]=n,e.pop(),t._cacheIndex=null;const o=t._clip.uuid,l=this._actionsByClip,c=l[o],h=c.knownActions,d=h[h.length-1],f=t._byClipCacheIndex;d._byClipCacheIndex=f,h[f]=d,h.pop(),t._byClipCacheIndex=null;delete c.actionByRoot[(t._localRoot||this._root).uuid],0===h.length&&delete l[o],this._removeInactiveBindingsForAction(t)}_removeInactiveBindingsForAction(t){const e=t._propertyBindings;for(let i=0,t=e.length;i!==t;++i){const t=e[i];0==--t.referenceCount&&this._removeInactiveBinding(t)}}_lendAction(t){const e=this._actions,n=t._cacheIndex,r=this._nActiveActions++,o=e[r];t._cacheIndex=r,e[r]=t,o._cacheIndex=n,e[n]=o}_takeBackAction(t){const e=this._actions,n=t._cacheIndex,r=--this._nActiveActions,o=e[r];t._cacheIndex=r,e[r]=t,o._cacheIndex=n,e[n]=o}_addInactiveBinding(t,e,n){const r=this._bindingsByRootAndName,o=this._bindings;let l=r[e];void 0===l&&(l={},r[e]=l),l[n]=t,t._cacheIndex=o.length,o.push(t)}_removeInactiveBinding(t){const e=this._bindings,n=t.binding,r=n.rootNode.uuid,o=n.path,l=this._bindingsByRootAndName,c=l[r],h=e[e.length-1],d=t._cacheIndex;h._cacheIndex=d,e[d]=h,e.pop(),delete c[o],0===Object.keys(c).length&&delete l[r]}_lendBinding(t){const e=this._bindings,n=t._cacheIndex,r=this._nActiveBindings++,o=e[r];t._cacheIndex=r,e[r]=t,o._cacheIndex=n,e[n]=o}_takeBackBinding(t){const e=this._bindings,n=t._cacheIndex,r=--this._nActiveBindings,o=e[r];t._cacheIndex=r,e[r]=t,o._cacheIndex=n,e[n]=o}_lendControlInterpolant(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let n=t[e];return void 0===n&&(n=new il(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer),n.__cacheIndex=e,t[e]=n),n}_takeBackControlInterpolant(t){const e=this._controlInterpolants,n=t.__cacheIndex,r=--this._nActiveControlInterpolants,o=e[r];t.__cacheIndex=r,e[r]=t,o.__cacheIndex=n,e[n]=o}clipAction(t,e,n){const r=e||this._root,o=r.uuid;let l="string"==typeof t?gl.findByName(r,t):t;const c=null!==l?l.uuid:t,h=this._actionsByClip[c];let d=null;if(void 0===n&&(n=null!==l?l.blendMode:V),void 0!==h){const t=h.actionByRoot[o];if(void 0!==t&&t.blendMode===n)return t;d=h.knownActions[0],null===l&&(l=d._clip)}if(null===l)return null;const f=new hc(this,l,e,n);return this._bindAction(f,d),this._addInactiveAction(f,c,o),f}existingAction(t,e){const n=e||this._root,r=n.uuid,o="string"==typeof t?gl.findByName(n,t):t,l=o?o.uuid:t,c=this._actionsByClip[l];return void 0!==c&&c.actionByRoot[r]||null}stopAllAction(){const t=this._actions;for(let i=this._nActiveActions-1;i>=0;--i)t[i].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,time=this.time+=t,r=Math.sign(t),o=this._accuIndex^=1;for(let i=0;i!==n;++i){e[i]._update(time,t,r,o)}const l=this._bindings,c=this._nActiveBindings;for(let i=0;i!==c;++i)l[i].apply(o);return this}setTime(t){this.time=0;for(let i=0;i<this._actions.length;i++)this._actions[i].time=0;return this.update(t)}getRoot(){return this._root}uncacheClip(t){const e=this._actions,n=t.uuid,r=this._actionsByClip,o=r[n];if(void 0!==o){const t=o.knownActions;for(let i=0,n=t.length;i!==n;++i){const n=t[i];this._deactivateAction(n);const r=n._cacheIndex,o=e[e.length-1];n._cacheIndex=null,n._byClipCacheIndex=null,o._cacheIndex=r,e[r]=o,e.pop(),this._removeInactiveBindingsForAction(n)}delete r[n]}}uncacheRoot(t){const e=t.uuid,n=this._actionsByClip;for(const t in n){const r=n[t].actionByRoot[e];void 0!==r&&(this._deactivateAction(r),this._removeInactiveAction(r))}const r=this._bindingsByRootAndName[e];if(void 0!==r)for(const t in r){const e=r[t];e.restoreOriginalState(),this._removeInactiveBinding(e)}}uncacheAction(t,e){const n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}).prototype._controlInterpolantsResultBuffer=new Float32Array(1);class uc{constructor(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t}clone(){return new uc(void 0===this.value.clone?this.value:this.value.clone())}}(class extends Xs{constructor(t,e,n=1){super(t,e),this.meshPerAttribute=n}copy(source){return super.copy(source),this.meshPerAttribute=source.meshPerAttribute,this}clone(data){const t=super.clone(data);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(data){const t=super.toJSON(data);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}).prototype.isInstancedInterleavedBuffer=!0;const dc=new ut;class pc{constructor(t=new ut(1/0,1/0),e=new ut(-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromPoints(t){this.makeEmpty();for(let i=0,e=t.length;i<e;i++)this.expandByPoint(t[i]);return this}setFromCenterAndSize(t,e){const n=dc.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=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(t){return this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return dc.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}pc.prototype.isBox2=!0;const fc=new Tt,mc=new ne,gc=new ne;function vc(object){const t=[];object&&object.isBone&&t.push(object);for(let i=0;i<object.children.length;i++)t.push.apply(t,vc(object.children[i]));return t}const xc=new Float32Array(1);new Int32Array(xc.buffer);ja.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(ja.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},uo.prototype.fromPoints=function(t){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(t)},class extends za{constructor(t=10,e=10,n=4473924,r=8947848){n=new Xe(n),r=new Xe(r);const o=e/2,l=t/e,c=t/2,h=[],d=[];for(let i=0,t=0,f=-c;i<=e;i++,f+=l){h.push(-c,0,f,c,0,f),h.push(f,0,-c,f,0,c);const e=i===o?n:r;e.toArray(d,t),t+=3,e.toArray(d,t),t+=3,e.toArray(d,t),t+=3,e.toArray(d,t),t+=3}const f=new cn;f.setAttribute("position",new tn(h,3)),f.setAttribute("color",new tn(d,3));super(f,new Ea({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}}.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},class extends za{constructor(object){const t=vc(object),e=new cn,n=[],r=[],o=new Xe(0,0,1),l=new Xe(0,1,0);for(let i=0;i<t.length;i++){const e=t[i];e.parent&&e.parent.isBone&&(n.push(0,0,0),n.push(0,0,0),r.push(o.r,o.g,o.b),r.push(l.r,l.g,l.b))}e.setAttribute("position",new tn(n,3)),e.setAttribute("color",new tn(r,3));super(e,new Ea({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.type="SkeletonHelper",this.isSkeletonHelper=!0,this.root=object,this.bones=t,this.matrix=object.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(t){const e=this.bones,n=this.geometry,r=n.getAttribute("position");gc.copy(this.root.matrixWorld).invert();for(let i=0,t=0;i<e.length;i++){const n=e[i];n.parent&&n.parent.isBone&&(mc.multiplyMatrices(gc,n.matrixWorld),fc.setFromMatrixPosition(mc),r.setXYZ(t,fc.x,fc.y,fc.z),mc.multiplyMatrices(gc,n.parent.matrixWorld),fc.setFromMatrixPosition(mc),r.setXYZ(t+1,fc.x,fc.y,fc.z),t+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(t)}}.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},bl.prototype.extractUrlBase=function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),ql.extractUrlBase(t)},bl.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},pc.prototype.center=function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},pc.prototype.empty=function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},pc.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},pc.prototype.size=function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)},Lt.prototype.center=function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Lt.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},Lt.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},Lt.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},Lt.prototype.size=function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)},Xt.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()},qn.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},pt.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},pt.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},pt.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},pt.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},pt.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")},pt.prototype.getInverse=function(t){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},ne.prototype.extractPosition=function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},ne.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},ne.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new Tt).setFromMatrixColumn(this,3)},ne.prototype.setRotationFromQuaternion=function(q){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(q)},ne.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},ne.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ne.prototype.multiplyVector4=function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ne.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},ne.prototype.rotateAxis=function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},ne.prototype.crossVector=function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ne.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")},ne.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},ne.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},ne.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},ne.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},ne.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},ne.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},ne.prototype.makeFrustum=function(t,e,n,r,o,l){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,r,n,o,l)},ne.prototype.getInverse=function(t){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},Gn.prototype.isIntersectionLine=function(line){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(line)},St.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},St.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()},ee.prototype.isIntersectionBox=function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},ee.prototype.isIntersectionPlane=function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},ee.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},Fe.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},Fe.prototype.barycoordFromPoint=function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},Fe.prototype.midpoint=function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},Fe.prototypenormal=function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},Fe.prototype.plane=function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)},Fe.barycoordFromPoint=function(t,a,b,e,n){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Fe.getBarycoord(t,a,b,e,n)},Fe.normal=function(a,b,t,e){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Fe.getNormal(a,b,t,e)},po.prototype.extractAllPoints=function(t){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(t)},po.prototype.extrude=function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new Vo(this,t)},po.prototype.makeGeometry=function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new Wo(this,t)},ut.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},ut.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},ut.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},Tt.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},Tt.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},Tt.prototype.getPositionFromMatrix=function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},Tt.prototype.getScaleFromMatrix=function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},Tt.prototype.getColumnFromMatrix=function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},Tt.prototype.applyProjection=function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},Tt.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},Tt.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},Tt.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},bt.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},bt.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},Ae.prototype.getChildByName=function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},Ae.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},Ae.prototype.translate=function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},Ae.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},Ae.prototype.applyMatrix=function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(Ae.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),An.prototype.setDrawMode=function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")},Object.defineProperties(An.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),va.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},zn.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Al.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties($e.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.usage===J},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(J)}}}),$e.prototype.setDynamic=function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?J:Y),this},$e.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},$e.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},cn.prototype.addIndex=function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},cn.prototype.addAttribute=function(t,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(t,e):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(t,new $e(arguments[1],arguments[2])))},cn.prototype.addDrawCall=function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},cn.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},cn.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},cn.prototype.removeAttribute=function(t){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(t)},cn.prototype.applyMatrix=function(t){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(cn.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Xs.prototype.setDynamic=function(t){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?J:Y),this},Xs.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},Vo.prototype.getArrays=function(){console.error("THREE.ExtrudeGeometry: .getArrays() has been removed.")},Vo.prototype.addShapeList=function(){console.error("THREE.ExtrudeGeometry: .addShapeList() has been removed.")},Vo.prototype.addShape=function(){console.error("THREE.ExtrudeGeometry: .addShape() has been removed.")},qs.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")},uc.prototype.onUpdate=function(){return console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead."),this},Object.defineProperties(He.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new Xe}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===t}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(t){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=t}},vertexTangents:{get:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")},set:function(){console.warn("THREE."+this.type+": .vertexTangents has been removed.")}}}),Object.defineProperties(Dn.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),Gs.prototype.clearTarget=function(t,e,n,r){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(t),this.clear(e,n,r)},Gs.prototype.animate=function(t){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(t)},Gs.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},Gs.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},Gs.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},Gs.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},Gs.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},Gs.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},Gs.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},Gs.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},Gs.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},Gs.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},Gs.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},Gs.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},Gs.prototype.enableScissorTest=function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},Gs.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},Gs.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},Gs.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},Gs.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},Gs.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},Gs.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},Gs.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},Gs.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},Gs.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},Gs.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()},Object.defineProperties(Gs.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(t){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===t?W:G}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}},gammaFactor:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaFactor has been removed."),2},set:function(){console.warn("THREE.WebGLRenderer: .gammaFactor has been removed.")}}}),Object.defineProperties(Is.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(Mt.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),$l.prototype.load=function(t){console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");const e=this;return(new Zl).load(t,(function(t){e.setBuffer(t)})),this},Bn.prototype.updateCubeMap=function(t,e){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(t,e)},Bn.prototype.clear=function(t,e,n,r){return console.warn("THREE.CubeCamera: .clear() is now .renderTarget.clear()."),this.renderTarget.clear(t,e,n,r)},vt.crossOrigin=void 0,vt.loadTexture=function(t,e,n,r){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");const o=new El;o.setCrossOrigin(this.crossOrigin);const l=o.load(t,n,void 0,r);return e&&(l.mapping=e),l},vt.loadTextureCube=function(t,e,n,r){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");const o=new Tl;o.setCrossOrigin(this.crossOrigin);const l=o.load(t,n,void 0,r);return e&&(l.mapping=e),l},vt.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},vt.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")};"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:r}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=r);class yc extends Dn{constructor(t,e){super(),t.uniformValues&&(console.warn("THREE.BAS - `uniformValues` is deprecated. Put their values directly into the parameters."),Object.keys(t.uniformValues).forEach((e=>{t[e]=t.uniformValues[e]})),delete t.uniformValues),Object.keys(t).forEach((e=>{this[e]=t[e]})),this.setValues(t),this.uniforms=In.merge([e,t.uniforms||{}]),this.setUniformValues(t)}setUniformValues(t){if(!t)return;Object.keys(t).forEach((e=>{e in this.uniforms&&(this.uniforms[e].value=t[e])}))}stringifyChunk(t){let e;return e=this[t]?"string"==typeof this[t]?this[t]:this[t].join("\n"):"",e}}class _c extends yc{constructor(t){super(t,Qn.points.uniforms),this.vertexShader=this.concatVertexShader(),this.fragmentShader=this.concatFragmentShader()}concatVertexShader(){return Qn.points.vertexShader.replace("void main() {",`\n        ${this.stringifyChunk("vertexParameters")}\n        ${this.stringifyChunk("varyingParameters")}\n        ${this.stringifyChunk("vertexFunctions")}\n\n        void main() {\n          ${this.stringifyChunk("vertexInit")}\n        `).replace("#include <begin_vertex>",`\n        #include <begin_vertex>\n\n        ${this.stringifyChunk("vertexPosition")}\n        ${this.stringifyChunk("vertexColor")}\n        `).replace("#include <morphtarget_vertex>",`\n        #include <morphtarget_vertex>\n\n        ${this.stringifyChunk("vertexPostMorph")}\n        `)}concatFragmentShader(){return Qn.points.fragmentShader.replace("void main() {",`\n        ${this.stringifyChunk("fragmentParameters")}\n        ${this.stringifyChunk("varyingParameters")}\n        ${this.stringifyChunk("fragmentFunctions")}\n\n        void main() {\n          ${this.stringifyChunk("fragmentInit")}\n        `).replace("#include <map_fragment>",`\n        ${this.stringifyChunk("fragmentDiffuse")}\n        ${this.stringifyChunk("fragmentMap")||"#include <map_fragment>"}\n\n        `).replace("#include <premultiplied_alpha_fragment>",`\n        ${this.stringifyChunk("fragmentShape")}\n\n        #include <premultiplied_alpha_fragment>\n        `)}}class bc extends yc{constructor(t){super(t,Qn.depth.uniforms),this.depthPacking=j,this.clipping=!0,this.vertexShader=this.concatVertexShader(),this.fragmentShader=Qn.depth.fragmentShader}concatVertexShader(){return Qn.depth.vertexShader.replace("void main() {",`\n        ${this.stringifyChunk("vertexParameters")}\n        ${this.stringifyChunk("vertexFunctions")}\n\n        void main() {\n          ${this.stringifyChunk("vertexInit")}\n        `).replace("#include <begin_vertex>",`\n        #include <begin_vertex>\n\n        ${this.stringifyChunk("vertexPosition")}\n        `).replace("#include <morphtarget_vertex>",`\n        #include <morphtarget_vertex>\n\n        ${this.stringifyChunk("vertexPostMorph")}\n        `).replace("#include <skinning_vertex>",`\n        #include <skinning_vertex>\n\n        ${this.stringifyChunk("vertexPostSkinning")}\n        `)}}class Mc extends yc{constructor(t){super(t,Qn.distanceRGBA.uniforms),this.depthPacking=j,this.clipping=!0,this.vertexShader=this.concatVertexShader(),this.fragmentShader=Qn.distanceRGBA.fragmentShader}concatVertexShader(){return Qn.distanceRGBA.vertexShader.replace("void main() {",`\n        ${this.stringifyChunk("vertexParameters")}\n        ${this.stringifyChunk("vertexFunctions")}\n\n        void main() {\n          ${this.stringifyChunk("vertexInit")}\n        `).replace("#include <begin_vertex>",`\n        #include <begin_vertex>\n\n        ${this.stringifyChunk("vertexPosition")}\n        `).replace("#include <morphtarget_vertex>",`\n        #include <morphtarget_vertex>\n\n        ${this.stringifyChunk("vertexPostMorph")}\n        `).replace("#include <skinning_vertex>",`\n        #include <skinning_vertex>\n\n        ${this.stringifyChunk("vertexPostSkinning")}\n        `)}}const wc={separateFaces:function(t){let e=[];for(let i=0,n=t.faces.length;i<n;i++){let n=e.length,r=t.faces[i],a=r.a,b=r.b,o=r.c,l=t.vertices[a],c=t.vertices[b],h=t.vertices[o];e.push(l.clone()),e.push(c.clone()),e.push(h.clone()),r.a=n,r.b=n+1,r.c=n+2}t.vertices=e},computeCentroid:function(t,e,n){let a=t.vertices[e.a],b=t.vertices[e.b],r=t.vertices[e.c];return(n=n||new Tt).x=(a.x+b.x+r.x)/3,n.y=(a.y+b.y+r.y)/3,n.z=(a.z+b.z+r.z)/3,n},randomInBox:function(t,e){return(e=e||new Tt).x=ht.randFloat(t.min.x,t.max.x),e.y=ht.randFloat(t.min.y,t.max.y),e.z=ht.randFloat(t.min.z,t.max.z),e},randomAxis:function(t){return(t=t||new Tt).x=ht.randFloatSpread(2),t.y=ht.randFloatSpread(2),t.z=ht.randFloatSpread(2),t.normalize(),t},createDepthAnimationMaterial:function(t){return new bc({uniforms:t.uniforms,defines:t.defines,vertexFunctions:t.vertexFunctions,vertexParameters:t.vertexParameters,vertexInit:t.vertexInit,vertexPosition:t.vertexPosition})},createDistanceAnimationMaterial:function(t){return new Mc({uniforms:t.uniforms,defines:t.defines,vertexFunctions:t.vertexFunctions,vertexParameters:t.vertexParameters,vertexInit:t.vertexInit,vertexPosition:t.vertexPosition})}};class Sc extends cn{constructor(t,e){super(),this.modelGeometry=t,this.faceCount=this.modelGeometry.faces.length,this.vertexCount=this.modelGeometry.vertices.length,(e=e||{}).computeCentroids&&this.computeCentroids(),this.bufferIndices(),this.bufferPositions(e.localizeFaces)}computeCentroids(){this.centroids=[];for(let i=0;i<this.faceCount;i++)this.centroids[i]=wc.computeCentroid(this.modelGeometry,this.modelGeometry.faces[i])}bufferIndices(){const t=new Uint32Array(3*this.faceCount);this.setIndex(new $e(t,1));for(let i=0,e=0;i<this.faceCount;i++,e+=3){const n=this.modelGeometry.faces[i];t[e]=n.a,t[e+1]=n.b,t[e+2]=n.c}}bufferPositions(t){const e=this.createAttribute("position",3).array;let i,n;if(!0===t)for(i=0;i<this.faceCount;i++){const t=this.modelGeometry.faces[i],n=this.centroids?this.centroids[i]:wc.computeCentroid(this.modelGeometry,t),a=this.modelGeometry.vertices[t.a],b=this.modelGeometry.vertices[t.b],r=this.modelGeometry.vertices[t.c];e[3*t.a]=a.x-n.x,e[3*t.a+1]=a.y-n.y,e[3*t.a+2]=a.z-n.z,e[3*t.b]=b.x-n.x,e[3*t.b+1]=b.y-n.y,e[3*t.b+2]=b.z-n.z,e[3*t.c]=r.x-n.x,e[3*t.c+1]=r.y-n.y,e[3*t.c+2]=r.z-n.z}else for(i=0,n=0;i<this.vertexCount;i++,n+=3){const t=this.modelGeometry.vertices[i];e[n]=t.x,e[n+1]=t.y,e[n+2]=t.z}}bufferUvs(){const t=this.createAttribute("uv",2).array;for(let i=0;i<this.faceCount;i++){const e=this.modelGeometry.faces[i];let n;n=this.modelGeometry.faceVertexUvs[0][i][0],t[2*e.a]=n.x,t[2*e.a+1]=n.y,n=this.modelGeometry.faceVertexUvs[0][i][1],t[2*e.b]=n.x,t[2*e.b+1]=n.y,n=this.modelGeometry.faceVertexUvs[0][i][2],t[2*e.c]=n.x,t[2*e.c+1]=n.y}}bufferSkinning(){const t=this.createAttribute("skinIndex",4).array,e=this.createAttribute("skinWeight",4).array;for(let i=0;i<this.vertexCount;i++){const n=this.modelGeometry.skinIndices[i],r=this.modelGeometry.skinWeights[i];t[4*i]=n.x,t[4*i+1]=n.y,t[4*i+2]=n.z,t[4*i+3]=n.w,e[4*i]=r.x,e[4*i+1]=r.y,e[4*i+2]=r.z,e[4*i+3]=r.w}}createAttribute(t,e,n){const r=new Float32Array(this.vertexCount*e),o=new $e(r,e);if(this.setAttribute(t,o),n){const data=[];for(let i=0;i<this.faceCount;i++)n(data,i,this.faceCount),this.setFaceData(o,i,data)}return o}setFaceData(t,e,data){let n=3*e*(t="string"==typeof t?this.attributes[t]:t).itemSize;for(let i=0;i<3;i++)for(let e=0;e<t.itemSize;e++)t.array[n++]=data[e]}}class Tc extends cn{constructor(t){super(),this.pointCount=t,this.bufferPositions()}bufferPositions(){this.createAttribute("position",3)}createAttribute(t,e,n){const r=new Float32Array(this.pointCount*e),o=new $e(r,e);if(this.setAttribute(t,o),n){const data=[];for(let i=0;i<this.pointCount;i++)n(data,i,this.pointCount),this.setPointData(o,i,data)}return o}setPointData(t,e,data){let n=e*(t="string"==typeof t?this.attributes[t]:t).itemSize;for(let e=0;e<t.itemSize;e++)t.array[n++]=data[e]}}const Ec={catmull_rom_spline:"vec4 catmullRomSpline(vec4 p0, vec4 p1, vec4 p2, vec4 p3, float t, vec2 c) {\n    vec4 v0 = (p2 - p0) * c.x;\n    vec4 v1 = (p3 - p1) * c.y;\n    float t2 = t * t;\n    float t3 = t * t * t;\n    return vec4((2.0 * p1 - 2.0 * p2 + v0 + v1) * t3 + (-3.0 * p1 + 3.0 * p2 - 2.0 * v0 - v1) * t2 + v0 * t + p1);\n}\nvec4 catmullRomSpline(vec4 p0, vec4 p1, vec4 p2, vec4 p3, float t) {\n    return catmullRomSpline(p0, p1, p2, p3, t, vec2(0.5, 0.5));\n}\nvec3 catmullRomSpline(vec3 p0, vec3 p1, vec3 p2, vec3 p3, float t, vec2 c) {\n    vec3 v0 = (p2 - p0) * c.x;\n    vec3 v1 = (p3 - p1) * c.y;\n    float t2 = t * t;\n    float t3 = t * t * t;\n    return vec3((2.0 * p1 - 2.0 * p2 + v0 + v1) * t3 + (-3.0 * p1 + 3.0 * p2 - 2.0 * v0 - v1) * t2 + v0 * t + p1);\n}\nvec3 catmullRomSpline(vec3 p0, vec3 p1, vec3 p2, vec3 p3, float t) {\n    return catmullRomSpline(p0, p1, p2, p3, t, vec2(0.5, 0.5));\n}\nvec2 catmullRomSpline(vec2 p0, vec2 p1, vec2 p2, vec2 p3, float t, vec2 c) {\n    vec2 v0 = (p2 - p0) * c.x;\n    vec2 v1 = (p3 - p1) * c.y;\n    float t2 = t * t;\n    float t3 = t * t * t;\n    return vec2((2.0 * p1 - 2.0 * p2 + v0 + v1) * t3 + (-3.0 * p1 + 3.0 * p2 - 2.0 * v0 - v1) * t2 + v0 * t + p1);\n}\nvec2 catmullRomSpline(vec2 p0, vec2 p1, vec2 p2, vec2 p3, float t) {\n    return catmullRomSpline(p0, p1, p2, p3, t, vec2(0.5, 0.5));\n}\nfloat catmullRomSpline(float p0, float p1, float p2, float p3, float t, vec2 c) {\n    float v0 = (p2 - p0) * c.x;\n    float v1 = (p3 - p1) * c.y;\n    float t2 = t * t;\n    float t3 = t * t * t;\n    return float((2.0 * p1 - 2.0 * p2 + v0 + v1) * t3 + (-3.0 * p1 + 3.0 * p2 - 2.0 * v0 - v1) * t2 + v0 * t + p1);\n}\nfloat catmullRomSpline(float p0, float p1, float p2, float p3, float t) {\n    return catmullRomSpline(p0, p1, p2, p3, t, vec2(0.5, 0.5));\n}\nivec4 getCatmullRomSplineIndices(float l, float p) {\n    float index = floor(p);\n    int i0 = int(max(0.0, index - 1.0));\n    int i1 = int(index);\n    int i2 = int(min(index + 1.0, l));\n    int i3 = int(min(index + 2.0, l));\n    return ivec4(i0, i1, i2, i3);\n}\nivec4 getCatmullRomSplineIndicesClosed(float l, float p) {\n    float index = floor(p);\n    int i0 = int(index == 0.0 ? l : index - 1.0);\n    int i1 = int(index);\n    int i2 = int(mod(index + 1.0, l));\n    int i3 = int(mod(index + 2.0, l));\n    return ivec4(i0, i1, i2, i3);\n}\n",cubic_bezier:"vec3 cubicBezier(vec3 p0, vec3 c0, vec3 c1, vec3 p1, float t) {\n    float tn = 1.0 - t;\n    return tn * tn * tn * p0 + 3.0 * tn * tn * t * c0 + 3.0 * tn * t * t * c1 + t * t * t * p1;\n}\nvec2 cubicBezier(vec2 p0, vec2 c0, vec2 c1, vec2 p1, float t) {\n    float tn = 1.0 - t;\n    return tn * tn * tn * p0 + 3.0 * tn * tn * t * c0 + 3.0 * tn * t * t * c1 + t * t * t * p1;\n}\n",ease_back_in:"float easeBackIn(float p, float amplitude) {\n    return p * p * ((amplitude + 1.0) * p - amplitude);\n}\nfloat easeBackIn(float p) {\n    return easeBackIn(p, 1.70158);\n}\nfloat easeBackIn(float t, float b, float c, float d, float amplitude) {\n    return b + easeBackIn(t / d, amplitude) * c;\n}\nfloat easeBackIn(float t, float b, float c, float d) {\n    return b + easeBackIn(t / d) * c;\n}\n",ease_back_in_out:"float easeBackInOut(float p, float amplitude) {\n    amplitude *= 1.525;\n    return ((p *= 2.0) < 1.0) ? 0.5 * p * p * ((amplitude + 1.0) * p - amplitude) : 0.5 * ((p -= 2.0) * p * ((amplitude + 1.0) * p + amplitude) + 2.0);\n}\nfloat easeBackInOut(float p) {\n    return easeBackInOut(p, 1.70158);\n}\nfloat easeBackInOut(float t, float b, float c, float d, float amplitude) {\n    return b + easeBackInOut(t / d, amplitude) * c;\n}\nfloat easeBackInOut(float t, float b, float c, float d) {\n    return b + easeBackInOut(t / d) * c;\n}\n",ease_back_out:"float easeBackOut(float p, float amplitude) {\n    return ((p = p - 1.0) * p * ((amplitude + 1.0) * p + amplitude) + 1.0);\n}\nfloat easeBackOut(float p) {\n    return easeBackOut(p, 1.70158);\n}\nfloat easeBackOut(float t, float b, float c, float d, float amplitude) {\n    return b + easeBackOut(t / d, amplitude) * c;\n}\nfloat easeBackOut(float t, float b, float c, float d) {\n    return b + easeBackOut(t / d) * c;\n}\n",ease_bezier:"float easeBezier(float p, vec4 curve) {\n    float ip = 1.0 - p;\n    return (3.0 * ip * ip * p * curve.xy + 3.0 * ip * p * p * curve.zw + p * p * p).y;\n}\nfloat easeBezier(float t, float b, float c, float d, vec4 curve) {\n    return b + easeBezier(t / d, curve) * c;\n}\n",ease_bounce_in:"float easeBounceIn(float p) {\n    if ((p = 1.0 - p) < 1.0 / 2.75) {\n        return 1.0 - (7.5625 * p * p);\n    } else if (p < 2.0 / 2.75) {\n        return 1.0 - (7.5625 * (p -= 1.5 / 2.75) * p + 0.75);\n    } else if (p < 2.5 / 2.75) {\n        return 1.0 - (7.5625 * (p -= 2.25 / 2.75) * p + 0.9375);\n    }\n    return 1.0 - (7.5625 * (p -= 2.625 / 2.75) * p + 0.984375);\n}\nfloat easeBounceIn(float t, float b, float c, float d) {\n    return b + easeBounceIn(t / d) * c;\n}\n",ease_bounce_in_out:"float easeBounceInOut(float p) {\n    bool invert = (p < 0.5);\n    p = invert ? (1.0 - (p * 2.0)) : ((p * 2.0) - 1.0);\n    if (p < 1.0 / 2.75) {\n        p = 7.5625 * p * p;\n    } else if (p < 2.0 / 2.75) {\n        p = 7.5625 * (p -= 1.5 / 2.75) * p + 0.75;\n    } else if (p < 2.5 / 2.75) {\n        p = 7.5625 * (p -= 2.25 / 2.75) * p + 0.9375;\n    } else {\n        p = 7.5625 * (p -= 2.625 / 2.75) * p + 0.984375;\n    }\n    return invert ? (1.0 - p) * 0.5 : p * 0.5 + 0.5;\n}\nfloat easeBounceInOut(float t, float b, float c, float d) {\n    return b + easeBounceInOut(t / d) * c;\n}\n",ease_bounce_out:"float easeBounceOut(float p) {\n    if (p < 1.0 / 2.75) {\n        return 7.5625 * p * p;\n    } else if (p < 2.0 / 2.75) {\n        return 7.5625 * (p -= 1.5 / 2.75) * p + 0.75;\n    } else if (p < 2.5 / 2.75) {\n        return 7.5625 * (p -= 2.25 / 2.75) * p + 0.9375;\n    }\n    return 7.5625 * (p -= 2.625 / 2.75) * p + 0.984375;\n}\nfloat easeBounceOut(float t, float b, float c, float d) {\n    return b + easeBounceOut(t / d) * c;\n}\n",ease_circ_in:"float easeCircIn(float p) {\n    return -(sqrt(1.0 - p * p) - 1.0);\n}\nfloat easeCircIn(float t, float b, float c, float d) {\n    return b + easeCircIn(t / d) * c;\n}\n",ease_circ_in_out:"float easeCircInOut(float p) {\n    return ((p *= 2.0) < 1.0) ? -0.5 * (sqrt(1.0 - p * p) - 1.0) : 0.5 * (sqrt(1.0 - (p -= 2.0) * p) + 1.0);\n}\nfloat easeCircInOut(float t, float b, float c, float d) {\n    return b + easeCircInOut(t / d) * c;\n}\n",ease_circ_out:"float easeCircOut(float p) {\n  return sqrt(1.0 - (p = p - 1.0) * p);\n}\nfloat easeCircOut(float t, float b, float c, float d) {\n  return b + easeCircOut(t / d) * c;\n}\n",ease_cubic_in:"float easeCubicIn(float t) {\n  return t * t * t;\n}\nfloat easeCubicIn(float t, float b, float c, float d) {\n  return b + easeCubicIn(t / d) * c;\n}\n",ease_cubic_in_out:"float easeCubicInOut(float t) {\n  return (t /= 0.5) < 1.0 ? 0.5 * t * t * t : 0.5 * ((t-=2.0) * t * t + 2.0);\n}\nfloat easeCubicInOut(float t, float b, float c, float d) {\n  return b + easeCubicInOut(t / d) * c;\n}\n",ease_cubic_out:"float easeCubicOut(float t) {\n  float f = t - 1.0;\n  return f * f * f + 1.0;\n}\nfloat easeCubicOut(float t, float b, float c, float d) {\n  return b + easeCubicOut(t / d) * c;\n}\n",ease_elastic_in:"float easeElasticIn(float p, float amplitude, float period) {\n    float p1 = max(amplitude, 1.0);\n    float p2 = period / min(amplitude, 1.0);\n    float p3 = p2 / PI2 * (asin(1.0 / p1));\n    return -(p1 * pow(2.0, 10.0 * (p -= 1.0)) * sin((p - p3) * PI2 / p2));\n}\nfloat easeElasticIn(float p) {\n    return easeElasticIn(p, 1.0, 0.3);\n}\nfloat easeElasticIn(float t, float b, float c, float d, float amplitude, float period) {\n    return b + easeElasticIn(t / d, amplitude, period) * c;\n}\nfloat easeElasticIn(float t, float b, float c, float d) {\n    return b + easeElasticIn(t / d) * c;\n}\n",ease_elastic_in_out:"float easeElasticInOut(float p, float amplitude, float period) {\n    float p1 = max(amplitude, 1.0);\n    float p2 = period / min(amplitude, 1.0);\n    float p3 = p2 / PI2 * (asin(1.0 / p1));\n    return ((p *= 2.0) < 1.0) ? -0.5 * (p1 * pow(2.0, 10.0 * (p -= 1.0)) * sin((p - p3) * PI2 / p2)) : p1 * pow(2.0, -10.0 * (p -= 1.0)) * sin((p - p3) * PI2 / p2) * 0.5 + 1.0;\n}\nfloat easeElasticInOut(float p) {\n    return easeElasticInOut(p, 1.0, 0.3);\n}\nfloat easeElasticInOut(float t, float b, float c, float d, float amplitude, float period) {\n    return b + easeElasticInOut(t / d, amplitude, period) * c;\n}\nfloat easeElasticInOut(float t, float b, float c, float d) {\n    return b + easeElasticInOut(t / d) * c;\n}\n",ease_elastic_out:"float easeElasticOut(float p, float amplitude, float period) {\n    float p1 = max(amplitude, 1.0);\n    float p2 = period / min(amplitude, 1.0);\n    float p3 = p2 / PI2 * (asin(1.0 / p1));\n    return p1 * pow(2.0, -10.0 * p) * sin((p - p3) * PI2 / p2) + 1.0;\n}\nfloat easeElasticOut(float p) {\n    return easeElasticOut(p, 1.0, 0.3);\n}\nfloat easeElasticOut(float t, float b, float c, float d, float amplitude, float period) {\n    return b + easeElasticOut(t / d, amplitude, period) * c;\n}\nfloat easeElasticOut(float t, float b, float c, float d) {\n    return b + easeElasticOut(t / d) * c;\n}\n",ease_expo_in:"float easeExpoIn(float p) {\n    return pow(2.0, 10.0 * (p - 1.0));\n}\nfloat easeExpoIn(float t, float b, float c, float d) {\n    return b + easeExpoIn(t / d) * c;\n}\n",ease_expo_in_out:"float easeExpoInOut(float p) {\n    return ((p *= 2.0) < 1.0) ? 0.5 * pow(2.0, 10.0 * (p - 1.0)) : 0.5 * (2.0 - pow(2.0, -10.0 * (p - 1.0)));\n}\nfloat easeExpoInOut(float t, float b, float c, float d) {\n    return b + easeExpoInOut(t / d) * c;\n}\n",ease_expo_out:"float easeExpoOut(float p) {\n  return 1.0 - pow(2.0, -10.0 * p);\n}\nfloat easeExpoOut(float t, float b, float c, float d) {\n  return b + easeExpoOut(t / d) * c;\n}\n",ease_quad_in:"float easeQuadIn(float t) {\n    return t * t;\n}\nfloat easeQuadIn(float t, float b, float c, float d) {\n  return b + easeQuadIn(t / d) * c;\n}\n",ease_quad_in_out:"float easeQuadInOut(float t) {\n    float p = 2.0 * t * t;\n    return t < 0.5 ? p : -p + (4.0 * t) - 1.0;\n}\nfloat easeQuadInOut(float t, float b, float c, float d) {\n    return b + easeQuadInOut(t / d) * c;\n}\n",ease_quad_out:"float easeQuadOut(float t) {\n  return -t * (t - 2.0);\n}\nfloat easeQuadOut(float t, float b, float c, float d) {\n  return b + easeQuadOut(t / d) * c;\n}\n",ease_quart_in:"float easeQuartIn(float t) {\n  return t * t * t * t;\n}\nfloat easeQuartIn(float t, float b, float c, float d) {\n  return b + easeQuartIn(t / d) * c;\n}\n",ease_quart_in_out:"float easeQuartInOut(float t) {\n    return t < 0.5 ? 8.0 * pow(t, 4.0) : -8.0 * pow(t - 1.0, 4.0) + 1.0;\n}\nfloat easeQuartInOut(float t, float b, float c, float d) {\n    return b + easeQuartInOut(t / d) * c;\n}\n",ease_quart_out:"float easeQuartOut(float t) {\n  return 1.0 - pow(1.0 - t, 4.0);\n}\nfloat easeQuartOut(float t, float b, float c, float d) {\n  return b + easeQuartOut(t / d) * c;\n}\n",ease_quint_in:"float easeQuintIn(float t) {\n    return pow(t, 5.0);\n}\nfloat easeQuintIn(float t, float b, float c, float d) {\n    return b + easeQuintIn(t / d) * c;\n}\n",ease_quint_in_out:"float easeQuintInOut(float t) {\n    return (t /= 0.5) < 1.0 ? 0.5 * t * t * t * t * t : 0.5 * ((t -= 2.0) * t * t * t * t + 2.0);\n}\nfloat easeQuintInOut(float t, float b, float c, float d) {\n    return b + easeQuintInOut(t / d) * c;\n}\n",ease_quint_out:"float easeQuintOut(float t) {\n    return (t -= 1.0) * t * t * t * t + 1.0;\n}\nfloat easeQuintOut(float t, float b, float c, float d) {\n    return b + easeQuintOut(t / d) * c;\n}\n",ease_sine_in:"float easeSineIn(float p) {\n  return -cos(p * 1.57079632679) + 1.0;\n}\nfloat easeSineIn(float t, float b, float c, float d) {\n  return b + easeSineIn(t / d) * c;\n}\n",ease_sine_in_out:"float easeSineInOut(float p) {\n  return -0.5 * (cos(PI * p) - 1.0);\n}\nfloat easeSineInOut(float t, float b, float c, float d) {\n  return b + easeSineInOut(t / d) * c;\n}\n",ease_sine_out:"float easeSineOut(float p) {\n  return sin(p * 1.57079632679);\n}\nfloat easeSineOut(float t, float b, float c, float d) {\n  return b + easeSineOut(t / d) * c;\n}\n",quadratic_bezier:"vec3 quadraticBezier(vec3 p0, vec3 c0, vec3 p1, float t) {\n    float tn = 1.0 - t;\n    return tn * tn * p0 + 2.0 * tn * t * c0 + t * t * p1;\n}\nvec2 quadraticBezier(vec2 p0, vec2 c0, vec2 p1, float t) {\n    float tn = 1.0 - t;\n    return tn * tn * p0 + 2.0 * tn * t * c0 + t * t * p1;\n}",quaternion_rotation:"vec3 rotateVector(vec4 q, vec3 v) {\n    return v + 2.0 * cross(q.xyz, cross(q.xyz, v) + q.w * v);\n}\nvec4 quatFromAxisAngle(vec3 axis, float angle) {\n    float halfAngle = angle * 0.5;\n    return vec4(axis.xyz * sin(halfAngle), cos(halfAngle));\n}\n",quaternion_slerp:"vec4 quatSlerp(vec4 q0, vec4 q1, float t) {\n    float s = 1.0 - t;\n    float c = dot(q0, q1);\n    float dir = -1.0;    float sqrSn = 1.0 - c * c;\n    if (sqrSn > 2.220446049250313e-16) {\n        float sn = sqrt(sqrSn);\n        float len = atan(sn, c * dir);\n        s = sin(s * len) / sn;\n        t = sin(t * len) / sn;\n    }\n    float tDir = t * dir;\n    return normalize(q0 * s + q1 * tDir);\n}\n"};function Ac(t,e,n,r,o){this.key=t,this.start=e,this.duration=n,this.transition=r,this.compiler=o,this.trail=0}function Lc(){this.duration=0,this.timeKey="tTime",this.segments={},this.__key=0}Ac.prototype.compile=function(){return this.compiler(this)},Object.defineProperty(Ac.prototype,"end",{get:function(){return this.start+this.duration}}),Lc.segmentDefinitions={},Lc.register=function(t,e){return Lc.segmentDefinitions[t]=e,e},Lc.prototype.add=function(t,e,n){const r=eval;let o=this.duration;void 0!==n?("number"==typeof n?o=n:"string"==typeof n&&r("start"+n),this.duration=Math.max(this.duration,o+t)):this.duration+=t;let l,c=Object.keys(e);for(let i=0;i<c.length;i++)l=c[i],this.processTransition(l,e[l],o,t)},Lc.prototype.processTransition=function(t,e,n,r){const o=Lc.segmentDefinitions[t];let l=this.segments[t];l||(l=this.segments[t]=[]),void 0===e.from&&(0===l.length?e.from=o.defaultFrom:e.from=l[l.length-1].transition.to),l.push(new Ac((this.__key++).toString(),n,r,e,o.compiler))},Lc.prototype.compile=function(){const t=[],e=Object.keys(this.segments);let n;for(let i=0;i<e.length;i++)n=this.segments[e[i]],this.fillGaps(n),n.forEach((function(s){t.push(s.compile())}));return t},Lc.prototype.fillGaps=function(t){if(0===t.length)return;let e,n;for(let i=0;i<t.length-1;i++)e=t[i],n=t[i+1],e.trail=n.start-e.end;e=t[t.length-1],e.trail=this.duration-e.end},Lc.prototype.getTransformCalls=function(t){let e=this.timeKey;return this.segments[t]?this.segments[t].map((function(s){return`applyTransform${s.key}(${e}, transformed);`})).join("\n"):""};const Cc=function(t,e,p){return`vec3 ${t} = vec3(${(e.x||0).toPrecision(p)}, ${(e.y||0).toPrecision(p)}, ${(e.z||0).toPrecision(p)});`},Rc=function(t,e,p){return`vec4 ${t} = vec4(${(e.x||0).toPrecision(p)}, ${(e.y||0).toPrecision(p)}, ${(e.z||0).toPrecision(p)}, ${(e.w||0).toPrecision(p)});`},Pc=function(t){return`\n    float cDelay${t.key} = ${t.start.toPrecision(4)};\n    float cDuration${t.key} = ${t.duration.toPrecision(4)};\n    `},Ic=function(t){return 0===t.duration?"float progress = 1.0;":`\n      float progress = clamp(time - cDelay${t.key}, 0.0, cDuration${t.key}) / cDuration${t.key};\n      ${t.transition.ease?`progress = ${t.transition.ease}(progress${t.transition.easeParams?`, ${t.transition.easeParams.map((t=>t.toPrecision(4))).join(", ")}`:""});`:""}\n      `},Dc=function(t){return`if (time < ${t.start.toPrecision(4)} || time > ${(t.end+t.trail).toPrecision(4)}) return;`},Nc={compiler:function(t){return`\n    ${Pc(t)}\n    ${Cc(`cTranslateFrom${t.key}`,t.transition.from,2)}\n    ${Cc(`cTranslateTo${t.key}`,t.transition.to,2)}\n    \n    void applyTransform${t.key}(float time, inout vec3 v) {\n    \n      ${Dc(t)}\n      ${Ic(t)}\n    \n      v += mix(cTranslateFrom${t.key}, cTranslateTo${t.key}, progress);\n    }\n    `},defaultFrom:new Tt(0,0,0)};Lc.register("translate",Nc);const zc={compiler:function(t){const e=t.transition.origin;return`\n    ${Pc(t)}\n    ${Cc(`cScaleFrom${t.key}`,t.transition.from,2)}\n    ${Cc(`cScaleTo${t.key}`,t.transition.to,2)}\n    ${e?Cc(`cOrigin${t.key}`,e,2):""}\n    \n    void applyTransform${t.key}(float time, inout vec3 v) {\n    \n      ${Dc(t)}\n      ${Ic(t)}\n    \n      ${e?`v -= cOrigin${t.key};`:""}\n      v *= mix(cScaleFrom${t.key}, cScaleTo${t.key}, progress);\n      ${e?`v += cOrigin${t.key};`:""}\n    }\n    `},defaultFrom:new Tt(1,1,1)};Lc.register("scale",zc);const Oc={compiler(t){const e=new bt(t.transition.from.axis.x,t.transition.from.axis.y,t.transition.from.axis.z,t.transition.from.angle),n=t.transition.to.axis||t.transition.from.axis,r=new bt(n.x,n.y,n.z,t.transition.to.angle),o=t.transition.origin;return`\n    ${Pc(t)}\n    ${Rc(`cRotationFrom${t.key}`,e,8)}\n    ${Rc(`cRotationTo${t.key}`,r,8)}\n    ${o?Cc(`cOrigin${t.key}`,o,2):""}\n    \n    void applyTransform${t.key}(float time, inout vec3 v) {\n      ${Dc(t)}\n      ${Ic(t)}\n\n      ${o?`v -= cOrigin${t.key};`:""}\n      vec3 axis = normalize(mix(cRotationFrom${t.key}.xyz, cRotationTo${t.key}.xyz, progress));\n      float angle = mix(cRotationFrom${t.key}.w, cRotationTo${t.key}.w, progress);\n      vec4 q = quatFromAxisAngle(axis, angle);\n      v = rotateVector(q, v);\n      ${o?`v += cOrigin${t.key};`:""}\n    }\n    `},defaultFrom:{axis:new Tt,angle:0}};Lc.register("rotate",Oc)},263:function(t,e){function n(t){return"function"==typeof t.value||(console.warn("[Vue-click-outside:] provided expression",t.expression,"is not a function."),!1)}function r(t){return void 0!==t.componentInstance&&t.componentInstance.$isServer}t.exports={bind:function(t,e,o){if(!n(e))return;function l(e){if(o.context){var n=e.path||e.composedPath&&e.composedPath();n&&n.length>0&&n.unshift(e.target),t.contains(e.target)||function(t,e){if(!t||!e)return!1;for(var i=0,n=e.length;i<n;i++)try{if(t.contains(e[i]))return!0;if(e[i].contains(t))return!1}catch(t){return!1}return!1}(o.context.popupItem,n)||t.__vueClickOutside__.callback(e)}}t.__vueClickOutside__={handler:l,callback:e.value};const c="ontouchstart"in document.documentElement?"touchstart":"click";!r(o)&&document.addEventListener(c,l)},update:function(t,e){n(e)&&(t.__vueClickOutside__.callback=e.value)},unbind:function(t,e,n){const o="ontouchstart"in document.documentElement?"touchstart":"click";!r(n)&&t.__vueClickOutside__&&document.removeEventListener(o,t.__vueClickOutside__.handler),delete t.__vueClickOutside__}}}}]);