https://newmode.ai/assets/PerspectiveTunnel-Dg2W7QtL.js

1import{r as ke,z as _x,A as vx,o as zt}from"./chunk-LFPYN7LY-XMI0Pofr.js";/**
2 * @license
3 * Copyright 2010-2023 Three.js Authors
4 * SPDX-License-Identifier: MIT
5 */const 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gt().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),Jl={[Vi]:{transfer:Ca,primaries:Ra,toReference:r=>r,fromReference:r=>r},[an]:{transfer:Nt,primaries:Ra,toReference:r=>r.convertSRGBToLinear(),fromReference:r=>r.convertLinearToSRGB()},[Va]:{transfer:Ca,primaries:Pa,toReference:r=>r.applyMatrix3(ng),fromReference:r=>r.applyMatrix3(tg)},[hu]:{transfer:Nt,primaries:Pa,toReference:r=>r.convertSRGBToLinear().applyMatrix3(ng),fromReference:r=>r.applyMatrix3(tg).convertLinearToSRGB()}},mS=new Set([Vi,Va]),Rt={enabled:!0,_workingColorSpace:Vi,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(r){if(!mS.has(r))throw new Error(`Unsupported working color space, "${r}".`);this._workingColorSpace=r},convert:function(r,e,t){if(this.enabled===!1||e===t||!e||!t)return r;const n=Jl[e].toReference,i=Jl[t].fromReference;return i(n(r))},fromWorkingColorSpace:function(r,e){return this.convert(r,this._workingColorSpace,e)},toWorkingColorSpace:function(r,e){return this.convert(r,e,this._workingColorSpace)},getPrimaries:function(r){return Jl[r].primaries},getTransfer:function(r){return r===ni?Ca:Jl[r].transfer}};function yo(r){return r<.04045?r*.0773993808:Math.pow(r*.9478672986+.0521327014,2.4)}function Vh(r){return r<.0031308?r*12.92:1.055*Math.pow(r,.41666)-.055}let Hs;class Wd{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{Hs===void 0&&(Hs=Ia("canvas")),Hs.width=e.width,Hs.height=e.height;const n=Hs.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=Hs}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Ia("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),s=i.data;for(let l=0;l<s.length;l++)s[l]=yo(s[l]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(yo(t[n]/255)*255):t[n]=yo(t[n]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let gS=0;class fs{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:gS++}),this.uuid=ii(),this.data=e,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let l=0,c=i.length;l<c;l++)i[l].isDataTexture?s.push(Gh(i[l].image)):s.push(Gh(i[l]))}else s=Gh(i);n.url=s}return t||(e.images[this.uuid]=n),n}}function Gh(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?Wd.getDataURL(r):r.data?{data:Array.from(r.data),width:r.width,height:r.height,type:r.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let _S=0;class tn extends ur{constructor(e=tn.DEFAULT_IMAGE,t=tn.DEFAULT_MAPPING,n=Pn,i=Pn,s=en,l=Or,c=Fn,u=ki,h=tn.DEFAULT_ANISOTROPY,f=ni){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:_S++}),this.uuid=ii(),this.name="",this.source=new fs(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=s,this.minFilter=l,this.anisotropy=h,this.format=c,this.internalFormat=null,this.type=u,this.offset=new fe(0,0),this.repeat=new fe(1,1),this.center=new fe(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new gt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,typeof f=="string"?this.colorSpace=f:(_a("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=f===Nr?an:ni),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==lu)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Ea:e.x=e.x-Math.floor(e.x);break;case Pn:e.x=e.x<0?0:1;break;case wa:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Ea:e.y=e.y-Math.floor(e.y);break;case Pn:e.y=e.y<0?0:1;break;case wa:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}get encoding(){return _a("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===an?Nr:Hd}set encoding(e){_a("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===Nr?an:ni}}tn.DEFAULT_IMAGE=null;tn.DEFAULT_MAPPING=lu;tn.DEFAULT_ANISOTROPY=1;class Pt{constructor(e=0,t=0,n=0,i=1){Pt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=this.w,l=e.elements;return this.x=l[0]*t+l[4]*n+l[8]*i+l[12]*s,this.y=l[1]*t+l[5]*n+l[9]*i+l[13]*s,this.z=l[2]*t+l[6]*n+l[10]*i+l[14]*s,this.w=l[3]*t+l[7]*n+l[11]*i+l[15]*s,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,s;const u=e.elements,h=u[0],f=u[4],p=u[8],m=u[1],g=u[5],y=u[9],M=u[2],x=u[6],v=u[10];if(Math.abs(f-m)<.01&&Math.abs(p-M)<.01&&Math.abs(y-x)<.01){if(Math.abs(f+m)<.1&&Math.abs(p+M)<.1&&Math.abs(y+x)<.1&&Math.abs(h+g+v-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const E=(h+1)/2,A=(g+1)/2,N=(v+1)/2,R=(f+m)/4,L=(p+M)/4,z=(y+x)/4;return E>A&&E>N?E<.01?(n=0,i=.707106781,s=.707106781):(n=Math.sqrt(E),i=R/n,s=L/n):A>N?A<.01?(n=.707106781,i=0,s=.707106781):(i=Math.sqrt(A),n=R/i,s=z/i):N<.01?(n=.707106781,i=.707106781,s=0):(s=Math.sqrt(N),n=L/s,i=z/s),this.set(n,i,s,t),this}let w=Math.sqrt((x-y)*(x-y)+(p-M)*(p-M)+(m-f)*(m-f));return Math.abs(w)<.001&&(w=1),this.x=(x-y)/w,this.y=(p-M)/w,this.z=(m-f)/w,this.w=Math.acos((h+g+v-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class nv extends ur{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Pt(0,0,e,t),this.scissorTest=!1,this.viewport=new Pt(0,0,e,t);const i={width:e,height:t,depth:1};n.encoding!==void 0&&(_a("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),n.colorSpace=n.encoding===Nr?an:ni),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:en,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0},n),this.texture=new tn(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=n.generateMipmaps,this.texture.internalFormat=n.internalFormat,this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}setSize(e,t,n=1){(this.width!==e||this.height!==t||this.depth!==n)&&(this.width=e,this.height=t,this.depth=n,this.texture.image.width=e,this.texture.image.height=t,this.texture.image.depth=n,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new fs(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Ai extends nv{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class fu extends tn{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=$t,this.minFilter=$t,this.wrapR=Pn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class vS extends Ai{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new fu(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Xd extends tn{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=$t,this.minFilter=$t,this.wrapR=Pn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class yS extends Ai{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Xd(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class xS extends Ai{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLMultipleRenderTargets=!0;const s=this.texture;this.texture=[];for(let l=0;l<n;l++)this.texture[l]=s.clone(),this.texture[l].isRenderTargetTexture=!0}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,s=this.texture.length;i<s;i++)this.texture[i].image.width=e,this.texture[i].image.height=t,this.texture[i].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}copy(e){this.dispose(),this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.texture.length=0;for(let t=0,n=e.texture.length;t<n;t++)this.texture[t]=e.texture[t].clone(),this.texture[t].isRenderTargetTexture=!0;return this}}class Yn{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,s,l,c){let u=n[i+0],h=n[i+1],f=n[i+2],p=n[i+3];const m=s[l+0],g=s[l+1],y=s[l+2],M=s[l+3];if(c===0){e[t+0]=u,e[t+1]=h,e[t+2]=f,e[t+3]=p;return}if(c===1){e[t+0]=m,e[t+1]=g,e[t+2]=y,e[t+3]=M;return}if(p!==M||u!==m||h!==g||f!==y){let x=1-c;const v=u*m+h*g+f*y+p*M,w=v>=0?1:-1,E=1-v*v;if(E>Number.EPSILON){const N=Math.sqrt(E),R=Math.atan2(N,v*w);x=Math.sin(x*R)/N,c=Math.sin(c*R)/N}const A=c*w;if(u=u*x+m*A,h=h*x+g*A,f=f*x+y*A,p=p*x+M*A,x===1-c){const N=1/Math.sqrt(u*u+h*h+f*f+p*p);u*=N,h*=N,f*=N,p*=N}}e[t]=u,e[t+1]=h,e[t+2]=f,e[t+3]=p}static multiplyQuaternionsFlat(e,t,n,i,s,l){const c=n[i],u=n[i+1],h=n[i+2],f=n[i+3],p=s[l],m=s[l+1],g=s[l+2],y=s[l+3];return e[t]=c*y+f*p+u*g-h*m,e[t+1]=u*y+f*m+h*p-c*g,e[t+2]=h*y+f*g+c*m-u*p,e[t+3]=f*y-c*p-u*m-h*g,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,i=e._y,s=e._z,l=e._order,c=Math.cos,u=Math.sin,h=c(n/2),f=c(i/2),p=c(s/2),m=u(n/2),g=u(i/2),y=u(s/2);switch(l){case"XYZ":this._x=m*f*p+h*g*y,this._y=h*g*p-m*f*y,this._z=h*f*y+m*g*p,this._w=h*f*p-m*g*y;break;case"YXZ":this._x=m*f*p+h*g*y,this._y=h*g*p-m*f*y,this._z=h*f*y-m*g*p,this._w=h*f*p+m*g*y;break;case"ZXY":this._x=m*f*p-h*g*y,this._y=h*g*p+m*f*y,this._z=h*f*y+m*g*p,this._w=h*f*p-m*g*y;break;case"ZYX":this._x=m*f*p-h*g*y,this._y=h*g*p+m*f*y,this._z=h*f*y-m*g*p,this._w=h*f*p+m*g*y;break;case"YZX":this._x=m*f*p+h*g*y,this._y=h*g*p+m*f*y,this._z=h*f*y-m*g*p,this._w=h*f*p-m*g*y;break;case"XZY":this._x=m*f*p-h*g*y,this._y=h*g*p-m*f*y,this._z=h*f*y+m*g*p,this._w=h*f*p+m*g*y;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+l)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],s=t[8],l=t[1],c=t[5],u=t[9],h=t[2],f=t[6],p=t[10],m=n+c+p;if(m>0){const g=.5/Math.sqrt(m+1);this._w=.25/g,this._x=(f-u)*g,this._y=(s-h)*g,this._z=(l-i)*g}else if(n>c&&n>p){const g=2*Math.sqrt(1+n-c-p);

5this._w=(f-u)/g,this._x=.25*g,this._y=(i+l)/g,this._z=(s+h)/g}else if(c>p){const g=2*Math.sqrt(1+c-n-p);this._w=(s-h)/g,this._x=(i+l)/g,this._y=.25*g,this._z=(u+f)/g}else{const g=2*Math.sqrt(1+p-n-c);this._w=(l-i)/g,this._x=(s+h)/g,this._y=(u+f)/g,this._z=.25*g}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(qt(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,s=e._z,l=e._w,c=t._x,u=t._y,h=t._z,f=t._w;return this._x=n*f+l*c+i*h-s*u,this._y=i*f+l*u+s*c-n*h,this._z=s*f+l*h+n*u-i*c,this._w=l*f-n*c-i*u-s*h,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,i=this._y,s=this._z,l=this._w;let c=l*e._w+n*e._x+i*e._y+s*e._z;if(c<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,c=-c):this.copy(e),c>=1)return this._w=l,this._x=n,this._y=i,this._z=s,this;const u=1-c*c;if(u<=Number.EPSILON){const g=1-t;return this._w=g*l+t*this._w,this._x=g*n+t*this._x,this._y=g*i+t*this._y,this._z=g*s+t*this._z,this.normalize(),this}const h=Math.sqrt(u),f=Math.atan2(h,c),p=Math.sin((1-t)*f)/h,m=Math.sin(t*f)/h;return this._w=l*p+this._w*m,this._x=n*p+this._x*m,this._y=i*p+this._y*m,this._z=s*p+this._z*m,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=Math.random(),t=Math.sqrt(1-e),n=Math.sqrt(e),i=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(t*Math.cos(i),n*Math.sin(s),n*Math.cos(s),t*Math.sin(i))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class U{constructor(e=0,t=0,n=0){U.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}

5sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(ig.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(ig.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*i,this.y=s[1]*t+s[4]*n+s[7]*i,this.z=s[2]*t+s[5]*n+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,s=e.elements,l=1/(s[3]*t+s[7]*n+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*i+s[12])*l,this.y=(s[1]*t+s[5]*n+s[9]*i+s[13])*l,this.z=(s[2]*t+s[6]*n+s[10]*i+s[14])*l,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,s=e.x,l=e.y,c=e.z,u=e.w,h=2*(l*i-c*n),f=2*(c*t-s*i),p=2*(s*n-l*t);return this.x=t+u*h+l*p-c*f,this.y=n+u*f+c*h-s*p,this.z=i+u*p+s*f-l*h,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*i,this.y=s[1]*t+s[5]*n+s[9]*i,this.z=s[2]*t+s[6]*n+s[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,s=e.z,l=t.x,c=t.y,u=t.z;return this.x=i*u-s*c,this.y=s*l-n*u,this.z=n*c-i*l,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Wh.copy(this).projectOnVector(e),this.sub(Wh)}reflect(e){return this.sub(Wh.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(qt(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=(Math.random()-.5)*2,t=Math.random()*Math.PI*2,n=Math.sqrt(1-e**2);return this.x=n*Math.cos(t),this.y=n*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Wh=new U,ig=new Yn;class zn{constructor(e=new U(1/0,1/0,1/0),t=new U(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(vi.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(vi.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=vi.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let l=0,c=s.count;l<c;l++)e.isMesh===!0?e.getVertexPosition(l,vi):vi.fromBufferAttribute(s,l),vi.applyMatrix4(e.matrixWorld),this.expandByPoint(vi);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),jl.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),jl.copy(n.boundingBox)),jl.applyMatrix4(e.matrixWorld),this.union(jl)}const i=e.children;for(let s=0,l=i.length;s<l;s++)this.expandByObject(i[s],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,vi),vi.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Qo),Kl.subVectors(this.max,Qo),Vs.subVectors(e.a,Qo),Gs.subVectors(e.b,Qo),Ws.subVectors(e.c,Qo),xr.subVectors(Gs,Vs),Sr.subVectors(Ws,Gs),Kr.subVectors(Vs,Ws);let t=[0,-xr.z,xr.y,0,-Sr.z,Sr.y,0,-Kr.z,Kr.y,xr.z,0,-xr.x,Sr.z,0,-Sr.x,Kr.z,0,-Kr.x,-xr.y,xr.x,0,-Sr.y,Sr.x,0,-Kr.y,Kr.x,0];return!Xh(t,Vs,Gs,Ws,Kl)||(t=[1,0,0,0,1,0,0,0,1],!Xh(t,Vs,Gs,Ws,Kl))?!1:(Ql.crossVectors(xr,Sr),t=[Ql.x,Ql.y,Ql.z],Xh(t,Vs,Gs,Ws,Kl))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,vi).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(vi).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(Ki[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ki[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ki[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ki[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ki[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ki[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ki[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ki[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ki),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Ki=[new U,new U,new U,new U,new U,new U,new U,new U],vi=new U,jl=new zn,Vs=new U,Gs=new U,Ws=new U,xr=new U,Sr=new U,Kr=new U,Qo=new U,Kl=new U,Ql=new U,Qr=new U;function Xh(r,e,t,n,i){for(let s=0,l=r.length-3;s<=l;s+=3){Qr.fromArray(r,s);const c=i.x*Math.abs(Qr.x)+i.y*Math.abs(Qr.y)+i.z*Math.abs(Qr.z),u=e.dot(Qr),h=t.dot(Qr),f=n.dot(Qr);if(Math.max(-Math.max(u,h,f),Math.min(u,h,f))>c)return!1}return!0}const SS=new zn,$o=new U,qh=new U;class Ln{constructor(e=new U,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):SS.setFromPoints(e).getCenter(n);let i=0;for(let s=0,l=e.length;s<l;s++)i=Math.max(i,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;$o.subVectors(e,this.center);const t=$o.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector($o,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(qh.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint($o.copy(e.center).add(qh)),this.expandByPoint($o.copy(e.center).sub(qh))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Qi=new U,Yh=new U,$l=new U,Mr=new U,Zh=new U,ec=new U,Jh=new U;class bo{constructor(e=new U,t=new U(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Qi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Qi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Qi.copy(this.origin).addScaledVector(this.direction,t),Qi.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){Yh.copy(e).add(t).multiplyScalar(.5),$l.copy(t).sub(e).normalize(),Mr.copy(this.origin).sub(Yh);const s=e.distanceTo(t)*.5,l=-this.direction.dot($l),c=Mr.dot(this.direction),u=-Mr.dot($l),h=Mr.lengthSq(),f=Math.abs(1-l*l);let p,m,g,y;if(f>0)if(p=l*u-c,m=l*c-u,y=s*f,p>=0)if(m>=-y)if(m<=y){const M=1/f;p*=M,m*=M,g=p*(p+l*m+2*c)+m*(l*p+m+2*u)+h}else m=s,p=Math.max(0,-(l*m+c)),g=-p*p+m*(m+2*u)+h;else m=-s,p=Math.max(0,-(l*m+c)),g=-p*p+m*(m+2*u)+h;else m<=-y?(p=Math.max(0,-(-l*s+c)),m=p>0?-s:Math.min(Math.max(-s,-u),s),g=-p*p+m*(m+2*u)+h):m<=y?(p=0,m=Math.min(Math.max(-s,-u),s),g=m*(m+2*u)+h):(p=Math.max(0,-(l*s+c)),m=p>0?s:Math.min(Math.max(-s,-u),s),g=-p*p+m*(m+2*u)+h);else m=l>0?-s:s,p=Math.max(0,-(l*m+c)),g=-p*p+m*(m+2*u)+h;return n&&n.copy(this.origin).addScaledVector(this.direction,p),i&&i.copy(Yh).addScaledVector($l,m),g}intersectSphere(e,t){Qi.subVectors(e.center,this.origin);const n=Qi.dot(this.direction),i=Qi.dot(Qi)-n*n,s=e.radius*e.radius;if(i>s)return null;const l=Math.sqrt(s-i),c=n-l,u=n+l;return u<0?null:c<0?this.at(u,t):this.at(c,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,s,l,c,u;const h=1/this.direction.x,f=1/this.direction.y,p=1/this.direction.z,m=this.origin;return h>=0?(n=(e.min.x-m.x)*h,i=(e.max.x-m.x)*h):(n=(e.max.x-m.x)*h,i=(e.min.x-m.x)*h),f>=0?(s=(e.min.y-m.y)*f,l=(e.max.y-m.y)*f):(s=(e.max.y-m.y)*f,l=(e.min.y-m.y)*f),n>l||s>i||((s>n||isNaN(n))&&(n=s),(l<i||isNaN(i))&&(i=l),p>=0?(c=(e.min.z-m.z)*p,u=(e.max.z-m.z)*p):(c=(e.max.z-m.z)*p,u=(e.min.z-m.z)*p),n>u||c>i)||((c>n||n!==n)&&(n=c),(u<i||i!==i)&&(i=u),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Qi)!==null}intersectTriangle(e,t,n,i,s){Zh.subVectors(t,e),ec.subVectors(n,e),Jh.crossVectors(Zh,ec);let l=this.direction.dot(Jh),c;if(l>0){if(i)return null;c=1}else if(l<0)c=-1,l=-l;else return null;Mr.subVectors(this.origin,e);const u=c*this.direction.dot(ec.crossVectors(Mr,ec));if(u<0)return null;const h=c*this.direction.dot(Zh.cross(Mr));if(h<0||u+h>l)return null;const f=-c*Mr.dot(Jh);return f<0?null:this.at(f/l,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class tt{constructor(e,t,n,i,s,l,c,u,h,f,p,m,g,y,M,x){tt.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,s,l,c,u,h,f,p,m,g,y,M,x)}set(e,t,n,i,s,l,c,u,h,f,p,m,g,y,M,x){const v=this.elements;return v[0]=e,v[4]=t,v[8]=n,v[12]=i,v[1]=s,v[5]=l,v[9]=c,v[13]=u,v[2]=h,v[6]=f,v[10]=p,v[14]=m,v[3]=g,v[7]=y,v[11]=M,v[15]=x,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 tt().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/Xs.setFromMatrixColumn(e,0).length(),s=1/Xs.setFromMatrixColumn(e,1).length(),l=1/Xs.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*l,t[9]=n[9]*l,t[10]=n[10]*l,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,s=e.z,l=Math.cos(n),c=Math.sin(n),u=Math.cos(i),h=Math.sin(i),f=Math.cos(s),p=Math.sin(s);if(e.order==="XYZ"){const m=l*f,g=l*p,y=c*f,M=c*p;t[0]=u*f,t[4]=-u*p,t[8]=h,t[1]=g+y*h,t[5]=m-M*h,t[9]=-c*u,t[2]=M-m*h,t[6]=y+g*h,t[10]=l*u}else if(e.order==="YXZ"){const m=u*f,g=u*p,y=h*f,M=h*p;t[0]=m+M*c,t[4]=y*c-g,t[8]=l*h,t[1]=l*p,t[5]=l*f,t[9]=-c,t[2]=g*c-y,t[6]=M+m*c,t[10]=l*u}else if(e.order==="ZXY"){const m=u*f,g=u*p,y=h*f,M=h*p;t[0]=m-M*c,t[4]=-l*p,t[8]=y+g*c,t[1]=g+y*c,t[5]=l*f,t[9]=M-m*c,t[2]=-l*h,t[6]=c,t[10]=l*u}else if(e.order==="ZYX"){const m=l*f,g=l*p,y=c*f,M=c*p;t[0]=u*f,t[4]=y*h-g,t[8]=m*h+M,t[1]=u*p,t[5]=M*h+m,t[9]=g*h-y,t[2]=-h,t[6]=c*u,t[10]=l*u}else if(e.order==="YZX"){const m=l*u,g=l*h,y=c*u,M=c*h;t[0]=u*f,t[4]=M-m*p,t[8]=y*p+g,t[1]=p,t[5]=l*f,t[9]=-c*f,t[2]=-h*f,t[6]=g*p+y,t[10]=m-M*p}else if(e.order==="XZY"){const m=l*u,g=l*h,y=c*u,M=c*h;t[0]=u*f,t[4]=-p,t[8]=h*f,t[1]=m*p+M,t[5]=l*f,t[9]=g*p-y,t[2]=y*p-g,t[6]=c*f,t[10]=M*p+m}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(MS,e,ES)}lookAt(e,t,n){const i=this.elements;return ei.subVectors(e,t),ei.lengthSq()===0&&(ei.z=1),ei.normalize(),Er.crossVectors(n,ei),Er.lengthSq()===0&&(Math.abs(n.z)===1?ei.x+=1e-4:ei.z+=1e-4,ei.normalize(),Er.crossVectors(n,ei)),Er.normalize(),tc.crossVectors(ei,Er),i[0]=Er.x,i[4]=tc.x,i[8]=ei.x,i[1]=Er.y,i[5]=tc.y,i[9]=ei.y,i[2]=Er.z,i[6]=tc.z,i[10]=ei.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,s=this.elements,l=n[0],c=n[4],u=n[8],h=n[12],f=n[1],p=n[5],m=n[9],g=n[13],y=n[2],M=n[6],x=n[10],v=n[14],w=n[3],E=n[7],A=n[11],N=n[15],R=i[0],L=i[4],z=i[8],b=i[12],P=i[1],B=i[5],Q=i[9],ce=i[13],V=i[2],J=i[6],ee=i[10],le=i[14],F=i[3],H=i[7],W=i[11],Y=i[15];return s[0]=l*R+c*P+u*V+h*F,s[4]=l*L+c*B+u*J+h*H,s[8]=l*z+c*Q+u*ee+h*W,s[12]=l*b+c*ce+u*le+h*Y,s[1]=f*R+p*P+m*V+g*F,s[5]=f*L+p*B+m*J+g*H,s[9]=f*z+p*Q+m*ee+g*W,s[13]=f*b+p*ce+m*le+g*Y,s[2]=y*R+M*P+x*V+v*F,s[6]=y*L+M*B+x*J+v*H,s[10]=y*z+M*Q+x*ee+v*W,s[14]=y*b+M*ce+x*le+v*Y,s[3]=w*R+E*P+A*V+N*F,s[7]=w*L+E*B+A*J+N*H,s[11]=w*z+E*Q+A*ee+N*W,s[15]=w*b+E*ce+A*le+N*Y,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],s=e[12],l=e[1],c=e[5],u=e[9],h=e[13],f=e[2],p=e[6],m=e[10],g=e[14],y=e[3],M=e[7],x=e[11],v=e[15];return y*(+s*u*p-i*h*p-s*c*m+n*h*m+i*c*g-n*u*g)+M*(+t*u*g-t*h*m+s*l*m-i*l*g+i*h*f-s*u*f)+x*(+t*h*p-t*c*g-s*l*p+n*l*g+s*c*f-n*h*f)+v*(-i*c*f-t*u*p+t*c*m+i*l*p-n*l*m+n*u*f)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],s=e[3],l=e[4],c=e[5],u=e[6],h=e[7],f=e[8],p=e[9],m=e[10],g=e[11],y=e[12],M=e[13],x=e[14],v=e[15],w=p*x*h-M*m*h+M*u*g-c*x*g-p*u*v+c*m*v,E=y*m*h-f*x*h-y*u*g+l*x*g+f*u*v-l*m*v,A=f*M*h-y*p*h+y*c*g-l*M*g-f*c*v+l*p*v,N=y*p*u-f*M*u-y*c*m+l*M*m+f*c*x-l*p*x,R=t*w+n*E+i*A+s*N;if(R===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const L=1/R;return e[0]=w*L,e[1]=(M*m*s-p*x*s-M*i*g+n*x*g+p*i*v-n*m*v)*L,e[2]=(c*x*s-M*u*s+M*i*h-n*x*h-c*i*v+n*u*v)*L,e[3]=(p*u*s-c*m*s-p*i*h+n*m*h+c*i*g-n*u*g)*L,e[4]=E*L,e[5]=(f*x*s-y*m*s+y*i*g-t*x*g-f*i*v+t*m*v)*L,e[6]=(y*u*s-l*x*s-y*i*h+t*x*h+l*i*v-t*u*v)*L,e[7]=(l*m*s-f*u*s+f*i*h-t*m*h-l*i*g+t*u*g)*L,e[8]=A*L,e[9]=(y*p*s-f*M*s-y*n*g+t*M*g+f*n*v-t*p*v)*L,e[10]=(l*M*s-y*c*s+y*n*h-t*M*h-l*n*v+t*c*v)*L,e[11]=(f*c*s-l*p*s-f*n*h+t*p*h+l*n*g-t*c*g)*L,e[12]=N*L,e[13]=(f*M*i-y*p*i+y*n*m-t*M*m-f*n*x+t*p*x)*L,e[14]=(y*c*i-l*M*i-y*n*u+t*M*u+l*n*x-t*c*x)*L,e[15]=(l*p*i-f*c*i+f*n*u-t*p*u-l*n*m+t*c*m)*L,this}scale(e){const t=this.elements,n=e.x,i=e.y,s=e.z;return t[0]*=n,t[4]*=i,t[8]*=s,t[1]*=n,t[5]*=i,t[9]*=s,t[2]*=n,t[6]*=i,t[10]*=s,t[3]*=n,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),s=1-n,l=e.x,c=e.y,u=e.z,h=s*l,f=s*c;return this.set(h*l+n,h*c-i*u,h*u+i*c,0,h*c+i*u,f*c+n,f*u-i*l,0,h*u-i*c,f*u+i*l,s*u*u+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,s,l){return this.set(1,n,s,0,e,1,l,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,s=t._x,l=t._y,c=t._z,u=t._w,h=s+s,f=l+l,p=c+c,m=s*h,g=s*f,y=s*p,M=l*f,x=l*p,v=c*p,w=u*h,E=u*f,A=u*p,N=n.x,R=n.y,L=n.z;return i[0]=(1-(M+v))*N,i[1]=(g+A)*N,i[2]=(y-E)*N,i[3]=0,i[4]=(g-A)*R,i[5]=(1-(m+v))*R,i[6]=(x+w)*R,i[7]=0,i[8]=(y+E)*L,i[9]=(x-w)*L,i[10]=(1-(m+M))*L,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let s=Xs.set(i[0],i[1],i[2]).length();const l=Xs.set(i[4],i[5],i[6]).length(),c=Xs.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],yi.copy(this);const h=1/s,f=1/l,p=1/c;return yi.elements[0]*=h,yi.elements[1]*=h,yi.elements[2]*=h,yi.elements[4]*=f,yi.elements[5]*=f,yi.elements[6]*=f,yi.elements[8]*=p,yi.elements[9]*=p,yi.elements[10]*=p,t.setFromRotationMatrix(yi),n.x=s,n.y=l,n.z=c,this}makePerspective(e,t,n,i,s,l,c=Ti){const u=this.elements,h=2*s/(t-e),f=2*s/(n-i),p=(t+e)/(t-e),m=(n+i)/(n-i);let g,y;if(c===Ti)g=-(l+s)/(l-s),y=-2*l*s/(l-s);else if(c===So)g=-l/(l-s),y=-l*s/(l-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+c);return u[0]=h,u[4]=0,u[8]=p,u[12]=0,u[1]=0,u[5]=f,u[9]=m,u[13]=0,u[2]=0,u[6]=0,u[10]=g,u[14]=y,u[3]=0,u[7]=0,u[11]=-1,u[15]=0,this}makeOrthographic(e,t,n,i,s,l,c=Ti){const u=this.elements,h=1/(t-e),f=1/(n-i),p=1/(l-s),m=(t+e)*h,g=(n+i)*f;let y,M;if(c===Ti)y=(l+s)*p,M=-2*p;else if(c===So)y=s*p,M=-1*p;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+c);return u[0]=2*h,u[4]=0,u[8]=0,u[12]=-m,u[1]=0,u[5]=2*f,u[9]=0,u[13]=-g,u[2]=0,u[6]=0,u[10]=M,u[14]=-y,u[3]=0,u[7]=0,u[11]=0,u[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Xs=new U,yi=new tt,MS=new U(0,0,0),ES=new U(1,1,1),Er=new U,tc=new U,ei=new U,rg=new tt,sg=new Yn;class Ga{constructor(e=0,t=0,n=0,i=Ga.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,s=i[0],l=i[4],c=i[8],u=i[1],h=i[5],f=i[9],p=i[2],m=i[6],g=i[10];switch(t){case"XYZ":this._y=Math.asin(qt(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-f,g),this._z=Math.atan2(-l,s)):(this._x=Math.atan2(m,h),this._z=0);break;case"YXZ":this._x=Math.asin(-qt(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(c,g),this._z=Math.atan2(u,h)):(this._y=Math.atan2(-p,s),this._z=0);break;case"ZXY":this._x=Math.asin(qt(m,-1,1)),Math.abs(m)<.9999999?(this._y=Math.atan2(-p,g),this._z=Math.atan2(-l,h)):(this._y=0,this._z=Math.atan2(u,s));break;case"ZYX":this._y=Math.asin(-qt(p,-1,1)),Math.abs(p)<.9999999?(this._x=Math.atan2(m,g),this._z=Math.atan2(u,s)):(this._x=0,this._z=Math.atan2(-l,h));break;case"YZX":this._z=Math.asin(qt(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(-f,h),this._y=Math.atan2(-p,s)):(this._x=0,this._y=Math.atan2(c,g));break;case"XZY":this._z=Math.asin(-qt(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(m,h),this._y=Math.atan2(c,s)):(this._x=Math.atan2(-f,g),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return rg.makeRotationFromQuaternion(e),this.setFromRotationMatrix(rg,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return sg.setFromEuler(this),this.setFromQuaternion(sg,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Ga.DEFAULT_ORDER="XYZ";class gs{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let wS=0;const og=new U,qs=new Yn,$i=new tt,nc=new U,ea=new U,TS=new U,AS=new Yn,ag=new U(1,0,0),lg=new U(0,1,0),cg=new U(0,0,1),bS={type:"added"},CS={type:"removed"};class At extends ur{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:wS++}),this.uuid=ii(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=At.DEFAULT_UP.clone();const e=new U,t=new Ga,n=new Yn,i=new U(1,1,1);function s(){n.setFromEuler(t,!1)}function l(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(l),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new tt},normalMatrix:{value:new gt}}),this.matrix=new tt,this.matrixWorld=new tt,this.matrixAutoUpdate=At.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=At.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new gs,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return qs.setFromAxisAngle(e,t),this.quaternion.multiply(qs),this}rotateOnWorldAxis(e,t){return qs.setFromAxisAngle(e,t),this.quaternion.premultiply(qs),this}rotateX(e){return this.rotateOnAxis(ag,e)}rotateY(e){return this.rotateOnAxis(lg,e)}rotateZ(e){return this.rotateOnAxis(cg,e)}translateOnAxis(e,t){return og.copy(e).applyQuaternion(this.quaternion),this.position.add(og.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(ag,e)}translateY(e){return this.translateOnAxis(lg,e)}translateZ(e){return this.translateOnAxis(cg,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4($i.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?nc.copy(e):nc.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),ea.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?$i.lookAt(ea,nc,this.up):$i.lookAt(nc,ea,this.up),this.quaternion.setFromRotationMatrix($i),i&&($i.extractRotation(i.matrixWorld),qs.setFromRotationMatrix($i),this.quaternion.premultiply(qs.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.parent!==null&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(bS)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(CS)),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),$i.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),$i.multiply(e.parent.matrixWorld)),e.applyMatrix4($i),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const l=this.children[n].getObjectByProperty(e,t);if(l!==void 0)return l}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let s=0,l=i.length;s<l;s++)i[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ea,e,TS),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ea,AS,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const s=t[n];(s.matrixWorldAutoUpdate===!0||e===!0)&&s.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.matrixWorldAutoUpdate===!0&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const i=this.children;for(let s=0,l=i.length;s<l;s++){const c=i[s];c.matrixWorldAutoUpdate===!0&&c.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(c=>({boxInitialized:c.boxInitialized,boxMin:c.box.min.toArray(),boxMax:c.box.max.toArray(),sphereInitialized:c.sphereInitialized,sphereRadius:c.sphere.radius,sphereCenter:c.sphere.center.toArray()})),i.maxGeometryCount=this._maxGeometryCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),this.boundingSphere!==null&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),this.boundingBox!==null&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()}));function s(c,u){return c[u.uuid]===void 0&&(c[u.uuid]=u.toJSON(e)),u.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const c=this.geometry.parameters;if(c!==void 0&&c.shapes!==void 0){const u=c.shapes;if(Array.isArray(u))for(let h=0,f=u.length;h<f;h++){const p=u[h];s(e.shapes,p)}else s(e.shapes,u)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const c=[];for(let u=0,h=this.material.length;u<h;u++)c.push(s(e.materials,this.material[u]));i.material=c}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let c=0;c<this.children.length;c++)i.children.push(this.children[c].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let c=0;c<this.animations.length;c++){const u=this.animations[c];i.animations.push(s(e.animations,u))}}if(t){const c=l(e.geometries),u=l(e.materials),h=l(e.textures),f=l(e.images),p=l(e.shapes),m=l(e.skeletons),g=l(e.animations),y=l(e.nodes);c.length>0&&(n.geometries=c),u.length>0&&(n.materials=u),h.length>0&&(n.textures=h),f.length>0&&(n.images=f),p.length>0&&(n.shapes=p),m.length>0&&(n.skeletons=m),g.length>0&&(n.animations=g),y.length>0&&(n.nodes=y)}return n.object=i,n;function l(c){const u=[];for(const h in c){const f=c[h];delete f.metadata,u.push(f)}return u}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}At.DEFAULT_UP=new U(0,1,0);At.DEFAULT_MATRIX_AUTO_UPDATE=!0;At.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;

5const xi=new U,er=new U,jh=new U,tr=new U,Ys=new U,Zs=new U,ug=new U,Kh=new U,Qh=new U,$h=new U;let ic=!1;class Xn{constructor(e=new U,t=new U,n=new U){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),xi.subVectors(e,t),i.cross(xi);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,n,i,s){xi.subVectors(i,t),er.subVectors(n,t),jh.subVectors(e,t);const l=xi.dot(xi),c=xi.dot(er),u=xi.dot(jh),h=er.dot(er),f=er.dot(jh),p=l*h-c*c;if(p===0)return s.set(0,0,0),null;const m=1/p,g=(h*u-c*f)*m,y=(l*f-c*u)*m;return s.set(1-g-y,y,g)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,tr)===null?!1:tr.x>=0&&tr.y>=0&&tr.x+tr.y<=1}static getUV(e,t,n,i,s,l,c,u){return ic===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ic=!0),this.getInterpolation(e,t,n,i,s,l,c,u)}static getInterpolation(e,t,n,i,s,l,c,u){return this.getBarycoord(e,t,n,i,tr)===null?(u.x=0,u.y=0,"z"in u&&(u.z=0),"w"in u&&(u.w=0),null):(u.setScalar(0),u.addScaledVector(s,tr.x),u.addScaledVector(l,tr.y),u.addScaledVector(c,tr.z),u)}static isFrontFacing(e,t,n,i){return xi.subVectors(n,t),er.subVectors(e,t),xi.cross(er).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return xi.subVectors(this.c,this.b),er.subVectors(this.a,this.b),xi.cross(er).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Xn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Xn.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,n,i,s){return ic===!1&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),ic=!0),Xn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}getInterpolation(e,t,n,i,s){return Xn.getInterpolation(e,this.a,this.b,this.c,t,n,i,s)}containsPoint(e){return Xn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Xn.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,s=this.c;let l,c;Ys.subVectors(i,n),Zs.subVectors(s,n),Kh.subVectors(e,n);const u=Ys.dot(Kh),h=Zs.dot(Kh);if(u<=0&&h<=0)return t.copy(n);Qh.subVectors(e,i);const f=Ys.dot(Qh),p=Zs.dot(Qh);if(f>=0&&p<=f)return t.copy(i);const m=u*p-f*h;if(m<=0&&u>=0&&f<=0)return l=u/(u-f),t.copy(n).addScaledVector(Ys,l);$h.subVectors(e,s);const g=Ys.dot($h),y=Zs.dot($h);if(y>=0&&g<=y)return t.copy(s);const M=g*h-u*y;if(M<=0&&h>=0&&y<=0)return c=h/(h-y),t.copy(n).addScaledVector(Zs,c);const x=f*y-g*p;if(x<=0&&p-f>=0&&g-y>=0)return ug.subVectors(s,i),c=(p-f)/(p-f+(g-y)),t.copy(i).addScaledVector(ug,c);const v=1/(x+M+m);return l=M*v,c=m*v,t.copy(n).addScaledVector(Ys,l).addScaledVector(Zs,c)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const iv={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},wr={h:0,s:0,l:0},rc={h:0,s:0,l:0};function ef(r,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?r+(e-r)*6*t:t<1/2?e:t<2/3?r+(e-r)*6*(2/3-t):r}class Ie{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=an){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Rt.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=Rt.workingColorSpace){return this.r=e,this.g=t,this.b=n,Rt.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=Rt.workingColorSpace){if(e=Gd(e,1),t=qt(t,0,1),n=qt(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,l=2*n-s;this.r=ef(l,s,e+1/3),this.g=ef(l,s,e),this.b=ef(l,s,e-1/3)}return Rt.toWorkingColorSpace(this,i),this}setStyle(e,t=an){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const l=i[1],c=i[2];switch(l){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(c))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(c))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(c))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],l=s.length;if(l===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(l===6)return this.setHex(parseInt(s,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=an){const n=iv[e.toLowerCase()];return n!==void 0?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=yo(e.r),this.g=yo(e.g),this.b=yo(e.b),this}copyLinearToSRGB(e){return this.r=Vh(e.r),this.g=Vh(e.g),this.b=Vh(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=an){return Rt.fromWorkingColorSpace(Cn.copy(this),e),Math.round(qt(Cn.r*255,0,255))*65536+Math.round(qt(Cn.g*255,0,255))*256+Math.round(qt(Cn.b*255,0,255))}getHexString(e=an){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Rt.workingColorSpace){Rt.fromWorkingColorSpace(Cn.copy(this),t);const n=Cn.r,i=Cn.g,s=Cn.b,l=Math.max(n,i,s),c=Math.min(n,i,s);let u,h;const f=(c+l)/2;if(c===l)u=0,h=0;else{const p=l-c;switch(h=f<=.5?p/(l+c):p/(2-l-c),l){case n:u=(i-s)/p+(i<s?6:0);break;case i:u=(s-n)/p+2;break;case s:u=(n-i)/p+4;break}u/=6}return e.h=u,e.s=h,e.l=f,e}getRGB(e,t=Rt.workingColorSpace){return Rt.fromWorkingColorSpace(Cn.copy(this),t),e.r=Cn.r,e.g=Cn.g,e.b=Cn.b,e}getStyle(e=an){Rt.fromWorkingColorSpace(Cn.copy(this),e);const t=Cn.r,n=Cn.g,i=Cn.b;return e!==an?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL(wr),this.setHSL(wr.h+e,wr.s+t,wr.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(wr),e.getHSL(rc);const n=ga(wr.h,rc.h,t),i=ga(wr.s,rc.s,t),s=ga(wr.l,rc.l,t);return this.setHSL(n,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*i,this.g=s[1]*t+s[4]*n+s[7]*i,this.b=s[2]*t+s[5]*n+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Cn=new Ie;Ie.NAMES=iv;let RS=0;class In extends ur{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:RS++}),this.uuid=ii(),this.name="",this.type="Material",this.blending=ps,this.side=ar,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=$c,this.blendDst=eu,this.blendEquation=Rr,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ie(0,0,0),this.blendAlpha=0,this.depthFunc=xa,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=vd,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=as,this.stencilZFail=as,this.stencilZPass=as,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};

5n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==ps&&(n.blending=this.blending),this.side!==ar&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==$c&&(n.blendSrc=this.blendSrc),this.blendDst!==eu&&(n.blendDst=this.blendDst),this.blendEquation!==Rr&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==xa&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==vd&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==as&&(n.stencilFail=this.stencilFail),this.stencilZFail!==as&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==as&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(s){const l=[];for(const c in s){const u=s[c];delete u.metadata,l.push(u)}return l}if(t){const s=i(e.textures),l=i(e.images);s.length>0&&(n.textures=s),l.length>0&&(n.images=l)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const i=t.length;n=new Array(i);for(let s=0;s!==i;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class zr extends In{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Ie(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=Ha,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const ir=PS();function PS(){const r=new ArrayBuffer(4),e=new Float32Array(r),t=new Uint32Array(r),n=new Uint32Array(512),i=new Uint32Array(512);for(let u=0;u<256;++u){const h=u-127;h<-27?(n[u]=0,n[u|256]=32768,i[u]=24,i[u|256]=24):h<-14?(n[u]=1024>>-h-14,n[u|256]=1024>>-h-14|32768,i[u]=-h-1,i[u|256]=-h-1):h<=15?(n[u]=h+15<<10,n[u|256]=h+15<<10|32768,i[u]=13,i[u|256]=13):h<128?(n[u]=31744,n[u|256]=64512,i[u]=24,i[u|256]=24):(n[u]=31744,n[u|256]=64512,i[u]=13,i[u|256]=13)}const s=new Uint32Array(2048),l=new Uint32Array(64),c=new Uint32Array(64);for(let u=1;u<1024;++u){let h=u<<13,f=0;for(;(h&8388608)===0;)h<<=1,f-=8388608;h&=-8388609,f+=947912704,s[u]=h|f}for(let u=1024;u<2048;++u)s[u]=939524096+(u-1024<<13);for(let u=1;u<31;++u)l[u]=u<<23;l[31]=1199570944,l[32]=2147483648;for(let u=33;u<63;++u)l[u]=2147483648+(u-32<<23);l[63]=3347054592;for(let u=1;u<64;++u)u!==32&&(c[u]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:s,exponentTable:l,offsetTable:c}}function Wn(r){Math.abs(r)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),r=qt(r,-65504,65504),ir.floatView[0]=r;const e=ir.uint32View[0],t=e>>23&511;return ir.baseTable[t]+((e&8388607)>>ir.shiftTable[t])}function ha(r){const e=r>>10;return ir.uint32View[0]=ir.mantissaTable[ir.offsetTable[e]+(r&1023)]+ir.exponentTable[e],ir.floatView[0]}const LS={toHalfFloat:Wn,fromHalfFloat:ha},sn=new U,sc=new fe;class bt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=La,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=wi,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return console.warn("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)sc.fromBufferAttribute(this,t),sc.applyMatrix3(e),this.setXY(t,sc.x,sc.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)sn.fromBufferAttribute(this,t),sn.applyMatrix3(e),this.setXYZ(t,sn.x,sn.y,sn.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)sn.fromBufferAttribute(this,t),sn.applyMatrix4(e),this.setXYZ(t,sn.x,sn.y,sn.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)sn.fromBufferAttribute(this,t),sn.applyNormalMatrix(e),this.setXYZ(t,sn.x,sn.y,sn.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)sn.fromBufferAttribute(this,t),sn.transformDirection(e),this.setXYZ(t,sn.x,sn.y,sn.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=qn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=ft(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=qn(t,this.array)),t}setX(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=qn(t,this.array)),t}setY(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=qn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=qn(t,this.array)),t}setW(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array),i=ft(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array),i=ft(i,this.array),s=ft(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==La&&(e.usage=this.usage),e}}class IS extends bt{constructor(e,t,n){super(new Int8Array(e),t,n)}}class DS extends bt{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class NS extends bt{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class US extends bt{constructor(e,t,n){super(new Int16Array(e),t,n)}}class qd extends bt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class OS extends bt{constructor(e,t,n){super(new Int32Array(e),t,n)}}class Yd extends bt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class FS extends bt{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=ha(this.array[e*this.itemSize]);return this.normalized&&(t=qn(t,this.array)),t}setX(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize]=Wn(t),this}getY(e){let t=ha(this.array[e*this.itemSize+1]);return this.normalized&&(t=qn(t,this.array)),t}setY(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+1]=Wn(t),this}getZ(e){let t=ha(this.array[e*this.itemSize+2]);return this.normalized&&(t=qn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+2]=Wn(t),this}getW(e){let t=ha(this.array[e*this.itemSize+3]);return this.normalized&&(t=qn(t,this.array)),t}setW(e,t){return this.normalized&&(t=ft(t,this.array)),this.array[e*this.itemSize+3]=Wn(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array)),this.array[e+0]=Wn(t),this.array[e+1]=Wn(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array),i=ft(i,this.array)),this.array[e+0]=Wn(t),this.array[e+1]=Wn(n),this.array[e+2]=Wn(i),this}setXYZW(e,t,n,i,s){return e*=this.itemSize,this.normalized&&(t=ft(t,this.array),n=ft(n,this.array),i=ft(i,this.array),s=ft(s,this.array)),this.array[e+0]=Wn(t),this.array[e+1]=Wn(n),this.array[e+2]=Wn(i),this.array[e+3]=Wn(s),this}}class Be extends bt{constructor(e,t,n){super(new Float32Array(e),t,n)}}class BS extends bt{constructor(e,t,n){super(new Float64Array(e),t,n)}}let zS=0;const mi=new tt,tf=new At,Js=new U,ti=new zn,ta=new zn,_n=new U;class dt extends ur{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:zS++}),this.uuid=ii(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(ev(e)?Yd:qd)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new gt().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return mi.makeRotationFromQuaternion(e),this.applyMatrix4(mi),this}rotateX(e){return mi.makeRotationX(e),this.applyMatrix4(mi),this}rotateY(e){return mi.makeRotationY(e),this.applyMatrix4(mi),this}rotateZ(e){return mi.makeRotationZ(e),this.applyMatrix4(mi),this}translate(e,t,n){return mi.makeTranslation(e,t,n),this.applyMatrix4(mi),this}scale(e,t,n){return mi.makeScale(e,t,n),this.applyMatrix4(mi),this}lookAt(e){return tf.lookAt(e),tf.updateMatrix(),this.applyMatrix4(tf.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Js).negate(),this.translate(Js.x,Js.y,Js.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const s=e[n];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new Be(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new zn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "fal

5if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const u=this.parameters;for(const h in u)u[h]!==void 0&&(e[h]=u[h]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const u in n){const h=n[u];e.data.attributes[u]=h.toJSON(e.data)}const i={};let s=!1;for(const u in this.morphAttributes){const h=this.morphAttributes[u],f=[];for(let p=0,m=h.length;p<m;p++){const g=h[p];f.push(g.toJSON(e.data))}f.length>0&&(i[u]=f,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const l=this.groups;l.length>0&&(e.data.groups=JSON.parse(JSON.stringify(l)));const c=this.boundingSphere;return c!==null&&(e.data.boundingSphere={center:c.center.toArray(),radius:c.radius}),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone(t));const i=e.attributes;for(const h in i){const f=i[h];this.setAttribute(h,f.clone(t))}const s=e.morphAttributes;for(const h in s){const f=[],p=s[h];for(let m=0,g=p.length;m<g;m++)f.push(p[m].clone(t));this.morphAttributes[h]=f}this.morphTargetsRelative=e.morphTargetsRelative;const l=e.groups;for(let h=0,f=l.length;h<f;h++){const p=l[h];this.addGroup(p.start,p.count,p.materialIndex)}const c=e.boundingBox;c!==null&&(this.boundingBox=c.clone());const u=e.boundingSphere;return u!==null&&(this.boundingSphere=u.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const hg=new tt,$r=new bo,oc=new Ln,fg=new U,js=new U,Ks=new U,Qs=new U,nf=new U,ac=new U,lc=new fe,cc=new fe,uc=new fe,dg=new U,pg=new U,mg=new U,hc=new U,fc=new U;class ln extends At{constructor(e=new dt,t=new zr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,l=i.length;s<l;s++){const c=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[c]=s}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,s=n.morphAttributes.position,l=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const c=this.morphTargetInfluences;if(s&&c){ac.set(0,0,0);for(let u=0,h=s.length;u<h;u++){const f=c[u],p=s[u];f!==0&&(nf.fromBufferAttribute(p,e),l?ac.addScaledVector(nf,f):ac.addScaledVector(nf.sub(t),f))}t.add(ac)}return t}raycast(e,t){const n=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),oc.copy(n.boundingSphere),oc.applyMatrix4(s),$r.copy(e.ray).recast(e.near),!(oc.containsPoint($r.origin)===!1&&($r.intersectSphere(oc,fg)===null||$r.origin.distanceToSquared(fg)>(e.far-e.near)**2))&&(hg.copy(s).invert(),$r.copy(e.ray).applyMatrix4(hg),!(n.boundingBox!==null&&$r.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,$r)))}_computeIntersections(e,t,n){let i;const s=this.geometry,l=this.material,c=s.index,u=s.attributes.position,h=s.attributes.uv,f=s.attributes.uv1,p=s.attributes.normal,m=s.groups,g=s.drawRange;if(c!==null)if(Array.isArray(l))for(let y=0,M=m.length;y<M;y++){const x=m[y],v=l[x.materialIndex],w=Math.max(x.start,g.start),E=Math.min(c.count,Math.min(x.start+x.count,g.start+g.count));for(let A=w,N=E;A<N;A+=3){const R=c.getX(A),L=c.getX(A+1),z=c.getX(A+2);i=dc(this,v,e,n,h,f,p,R,L,z),i&&(i.faceIndex=Math.floor(A/3),i.face.materialIndex=x.materialIndex,t.push(i))}}else{const y=Math.max(0,g.start),M=Math.min(c.count,g.start+g.count);for(let x=y,v=M;x<v;x+=3){const w=c.getX(x),E=c.getX(x+1),A=c.getX(x+2);i=dc(this,l,e,n,h,f,p,w,E,A),i&&(i.faceIndex=Math.floor(x/3),t.push(i))}}else if(u!==void 0)if(Array.isArray(l))for(let y=0,M=m.length;y<M;y++){const x=m[y],v=l[x.materialIndex],w=Math.max(x.start,g.start),E=Math.min(u.count,Math.min(x.start+x.count,g.start+g.count));for(let A=w,N=E;A<N;A+=3){const R=A,L=A+1,z=A+2;i=dc(this,v,e,n,h,f,p,R,L,z),i&&(i.faceIndex=Math.floor(A/3),i.face.materialIndex=x.materialIndex,t.push(i))}}else{const y=Math.max(0,g.start),M=Math.min(u.count,g.start+g.count);for(let x=y,v=M;x<v;x+=3){const w=x,E=x+1,A=x+2;i=dc(this,l,e,n,h,f,p,w,E,A),i&&(i.faceIndex=Math.floor(x/3),t.push(i))}}}}function kS(r,e,t,n,i,s,l,c){let u;if(e.side===Bn?u=n.intersectTriangle(l,s,i,!0,c):u=n.intersectTriangle(i,s,l,e.side===ar,c),u===null)return null;fc.copy(c),fc.applyMatrix4(r.matrixWorld);const h=t.ray.origin.distanceTo(fc);return h<t.near||h>t.far?null:{distance:h,point:fc.clone(),object:r}}function dc(r,e,t,n,i,s,l,c,u,h){r.getVertexPosition(c,js),r.getVertexPosition(u,Ks),r.getVertexPosition(h,Qs);const f=kS(r,e,t,n,js,Ks,Qs,hc);if(f){i&&(lc.fromBufferAttribute(i,c),cc.fromBufferAttribute(i,u),uc.fromBufferAttribute(i,h),f.uv=Xn.getInterpolation(hc,js,Ks,Qs,lc,cc,uc,new fe)),s&&(lc.fromBufferAttribute(s,c),cc.fromBufferAttribute(s,u),uc.fromBufferAttribute(s,h),f.uv1=Xn.getInterpolation(hc,js,Ks,Qs,lc,cc,uc,new fe),f.uv2=f.uv1),l&&(dg.fromBufferAttribute(l,c),pg.fromBufferAttribute(l,u),mg.fromBufferAttribute(l,h),f.normal=Xn.getInterpolation(hc,js,Ks,Qs,dg,pg,mg,new U),f.normal.dot(n.direction)>0&&f.normal.multiplyScalar(-1));const p={a:c,b:u,c:h,normal:new U,materialIndex:0};Xn.getNormal(js,Ks,Qs,p.normal),f.face=p}return f}class Ms extends dt{constructor(e=1,t=1,n=1,i=1,s=1,l=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:s,depthSegments:l};const c=this;i=Math.floor(i),s=Math.floor(s),l=Math.floor(l);const u=[],h=[],f=[],p=[];let m=0,g=0;y("z","y","x",-1,-1,n,t,e,l,s,0),y("z","y","x",1,-1,n,t,-e,l,s,1),y("x","z","y",1,1,e,n,t,i,l,2),y("x","z","y",1,-1,e,n,-t,i,l,3),y("x","y","z",1,-1,e,t,n,i,s,4),y("x","y","z",-1,-1,e,t,-n,i,s,5),this.setIndex(u),this.setAttribute("position",new Be(h,3)),this.setAttribute("normal",new Be(f,3)),this.setAttribute("uv",new Be(p,2));function y(M,x,v,w,E,A,N,R,L,z,b){const P=A/L,B=N/z,Q=A/2,ce=N/2,V=R/2,J=L+1,ee=z+1;let le=0,F=0;const H=new U;for(let W=0;W<ee;W++){const Y=W*B-ce;for(let oe=0;oe<J;oe++){const j=oe*P-Q;H[M]=j*w,H[x]=Y*E,H[v]=V,h.push(H.x,H.y,H.z),H[M]=0,H[x]=0,H[v]=R>0?1:-1,f.push(H.x,H.y,H.z),p.push(oe/L),p.push(1-W/z),le+=1}}for(let W=0;W<z;W++)for(let Y=0;Y<L;Y++){const oe=m+Y+J*W,j=m+Y+J*(W+1),ae=m+(Y+1)+J*(W+1),xe=m+(Y+1)+J*W;u.push(oe,j,xe),u.push(j,ae,xe),F+=6}c.addGroup(g,F,b),g+=F,m+=le}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ms(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Eo(r){const e={};for(const t in r){e[t]={};for(const n in r[t]){const i=r[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function On(r){const e={};for(let t=0;t<r.length;t++){const n=Eo(r[t]);for(const i in n)e[i]=n[i]}return e}function HS(r){const e=[];for(let t=0;t<r.length;t++)e.push(r[t].clone());return e}function rv(r){return r.getRenderTarget()===null?r.outputColorSpace:Rt.workingColorSpace}const sv={clone:Eo,merge:On};var VS=`void main() {
6	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
7}`,GS=`void main() {
8	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
9}`;class Gi extends In{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=VS,this.fragmentShader=GS,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1,clipCullDistance:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Eo(e.uniforms),this.uniformsGroups=HS(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const l=this.uniforms[i].value;l&&l.isTexture?t.uniforms[i]={type:"t",value:l.toJSON(e).uuid}:l&&l.isColor?t.uniforms[i]={type:"c",value:l.getHex()}:l&&l.isVector2?t.uniforms[i]={type:"v2",value:l.toArray()}:l&&l.isVector3?t.uniforms[i]={type:"v3",value:l.toArray()}:l&&l.isVector4?t.uniforms[i]={type:"v4",value:l.toArray()}:l&&l.isMatrix3?t.uniforms[i]={type:"m3",value:l.toArray()}:l&&l.isMatrix4?t.uniforms[i]={type:"m4",value:l.toArray()}:t.uniforms[i]={value:l}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const i in this.extensions)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class Wa extends At{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new tt,this.projectionMatrix=new tt,this.projectionMatrixInverse=new tt,this.coordinateSystem=Ti}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}class vn extends Wa{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Mo*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(ms*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Mo*2*Math.atan(Math.tan(ms*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(e,t,n,i,s,l){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=s,this.view.height=l,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(ms*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,s=-.5*i;const l=this.view;if(this.view!==null&&this.view.enabled){const u=l.fullWidth,h=l.fullHeight;s+=l.offsetX*i/u,t-=l.offsetY*n/h,i*=l.width/u,n*=l.height/h}const c=this.filmOffset;c!==0&&(s+=e*c/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const $s=-90,eo=1;class ov extends At{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new vn($s,eo,e,t);i.layers=this.layers,this.add(i);const s=new vn($s,eo,e,t);s.layers=this.layers,this.add(s);const l=new vn($s,eo,e,t);l.layers=this.layers,this.add(l);const c=new vn($s,eo,e,t);c.layers=this.layers,this.add(c);const u=new vn($s,eo,e,t);u.layers=this.layers,this.add(u);const h=new vn($s,eo,e,t);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,s,l,c,u]=t;for(const h of t)this.remove(h);if(e===Ti)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),l.up.set(0,0,1),l.lookAt(0,-1,0),c.up.set(0,1,0),c.lookAt(0,0,1),u.up.set(0,1,0),u.lookAt(0,0,-1);else if(e===So)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),l.up.set(0,0,-1),l.lookAt(0,-1,0),c.up.set(0,-1,0),c.lookAt(0,0,1),u.up.set(0,-1,0),u.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const h of t)this.add(h),h.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,l,c,u,h,f]=this.children,p=e.getRenderTarget(),m=e.getActiveCubeFace(),g=e.getActiveMipmapLevel(),y=e.xr.enabled;e.xr.enabled=!1;const M=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,s),e.setRenderTarget(n,1,i),e.render(t,l),e.setRenderTarget(n,2,i),e.render(t,c),e.setRenderTarget(n,3,i),e.render(t,u),e.setRenderTarget(n,4,i),e.render(t,h),n.texture.generateMipmaps=M,e.setRenderTarget(n,5,i),e.render(t,f),e.setRenderTarget(p,m,g),e.xr.enabled=y,n.texture.needsPMREMUpdate=!0}}class Xa extends tn{constructor(e,t,n,i,s,l,c,u,h,f){e=e!==void 0?e:[],t=t!==void 0?t:lr,super(e,t,n,i,s,l,c,u,h,f),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class av extends Ai{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];t.encoding!==void 0&&(_a("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===Nr?an:ni),this.texture=new Xa(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:en}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`
10
11				varying vec3 vWorldDirection;
12
13				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
14
15					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
16
17				}
18
19				void main() {
20
21					vWorldDirection = transformDirection( position, modelMatrix );
22
23					#include <begin_vertex>
24					#include <project_vertex>
25
26				}
27			`,fragmentShader:`
28
29				uniform sampler2D tEquirect;
30
31				varying vec3 vWorldDirection;
32
33				#include <common>
34
35				void main() {
36
37					vec3 direction = normalize( vWorldDirection );
38
39					vec2 sampleUV = equirectUv( direction );
40
41					gl_FragColor = texture2D( tEquirect, sampleUV );
42
43				}
44			`},i=new Ms(5,5,5),s=new Gi({name:"CubemapFromEquirect",uniforms:Eo(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:Bn,blending:or});s.uniforms.tEquirect.value=t;const l=new ln(i,s),c=t.minFilter;return t.minFilter===Or&&(t.minFilter=en),new ov(1,10,this).update(e,l),t.minFilter=c,l.geometry.dispose(),l.material.dispose(),this}clear(e,t,n,i){const s=e.getRenderTarget();for(let l=0;l<6;l++)e.setRenderTarget(this,l),e.clear(t,n,i);e.setRenderTarget(s)}}const rf=new U,WS=new U,XS=new gt;class Cr{constructor(e=new U(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=rf.subVectors(n,t).cross(WS.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(rf),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||XS.getNormalMatrix(e),i=this.coplanarPoint(rf).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const es=new Ln,pc=new U;class qa{constructor(e=new Cr,t=new Cr,n=new Cr,i=new Cr,s=new Cr,l=new Cr){this.planes=[e,t,n,i,s,l]}set(e,t,n,i,s,l){const c=this.planes;return c[0].copy(e),c[1].copy(t),c[2].copy(n),c[3].copy(i),c[4].copy(s),c[5].copy(l),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Ti){const n=this.planes,i=e.elements,s=i[0],l=i[1],c=i[2],u=i[3],h=i[4],f=i[5],p=i[6],m=i[7],g=i[8],y=i[9],M=i[10],x=i[11],v=i[12],w=i[13],E=i[14],A=i[15];if(n[0].setComponents(u-s,m-h,x-g,A-v).normalize(),n[1].setComponents(u+s,m+h,x+g,A+v).normalize(),n[2].setComponents(u+l,m+f,x+y,A+w).normalize(),n[3].setComponents(u-l,m-f,x-y,A-w).normalize(),n[4].setComponents(u-c,m-p,x-M,A-E).normalize(),t===Ti)n[5].setComponents(u+c,m+p,x+M,A+E).normalize();else if(t===So)n[5].setComponents(c,p,M,E).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),es.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),es.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(es)}intersectsSprite(e){return es.center.set(0,0,0),es.radius=.7071067811865476,es.applyMatrix4(e.matrixWorld),this.intersectsSphere(es)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(pc.x=i.normal.x>0?e.max.x:e.min.x,pc.y=i.normal.y>0?e.max.y:e.min.y,pc.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(pc)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function lv(){let r=null,e=!1,t=null,n=null;function i(s,l){t(s,l),n=r.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=r.requestAnimationFrame(i),e=!0)},stop:function(){r.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){r=s}}}function qS(r,e){const t=e.isWebGL2,n=new WeakMap;function i(h,f){const p=h.array,m=h.usage,g=p.byteLength,y=r.createBuffer();r.bindBuffer(f,y),r.bufferData(f,p,m),h.onUploadCallback();let M;if(p instanceof Float32Array)M=r.FLOAT;else if(p instanceof Uint16Array)if(h.isFloat16BufferAttribute)if(t)M=r.HALF_FLOAT;else throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");else M=r.UNSIGNED_SHORT;else if(p instanceof Int16Array)M=r.SHORT;else if(p instanceof Uint32Array)M=r.UNSIGNED_INT;else if(p instanceof Int32Array)M=r.INT;else if(p instanceof Int8Array)M=r.BYTE;else if(p instanceof Uint8Array)M=r.UNSIGNED_BYTE;else if(p instanceof Uint8ClampedArray)M=r.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+p);return{buffer:y,type:M,bytesPerElement:p.BYTES_PER_ELEMENT,version:h.version,size:g}}function s(h,f,p){const m=f.array,g=f._updateRange,y=f.updateRanges;if(r.bindBuffer(p,h),g.count===-1&&y.length===0&&r.bufferSubData(p,0,m),y.length!==0){for(let M=0,x=y.length;M<x;M++){const v=y[M];t?r.bufferSubData(p,v.start*m.BYTES_PER_ELEMENT,m,v.start,v.count):r.bufferSubData(p,v.start*m.BYTES_PER_ELEMENT,m.subarray(v.start,v.start+v.count))}f.clearUpdateRanges()}g.count!==-1&&(t?r.bufferSubData(p,g.offset*m.BYTES_PER_ELEMENT,m,g.offset,g.count):r.bufferSubData(p,g.offset*m.BYTES_PER_ELEMENT,m.subarray(g.offset,g.offset+g.count)),g.count=-1),f.onUploadCallback()}function l(h){return h.isInterleavedBufferAttribute&&(h=h.data),n.get(h)}function c(h){h.isInterleavedBufferAttribute&&(h=h.data);const f=n.get(h);f&&(r.deleteBuffer(f.buffer),n.delete(h))}function u(h,f){if(h.isGLBufferAttribute){const m=n.get(h);(!m||m.version<h.version)&&n.set(h,{buffer:h.buffer,type:h.type,bytesPerElement:h.elementSize,version:h.version});return}h.isInterleavedBufferAttribute&&(h=h.data);const p=n.get(h);if(p===void 0)n.set(h,i(h,f));else if(p.version<h.version){if(p.size!==h.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");s(p.buffer,h,f),p.version=h.version}}return{get:l,remove:c,update:u}}class Ya extends dt{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const s=e/2,l=t/2,c=Math.floor(n),u=Math.floor(i),h=c+1,f=u+1,p=e/c,m=t/u,g=[],y=[],M=[],x=[];for(let v=0;v<f;v++){const w=v*m-l;for(let E=0;E<h;E++){const A=E*p-s;y.push(A,-w,0),M.push(0,0,1),x.push(E/c),x.push(1-v/u)}}for(let v=0;v<u;v++)for(let w=0;w<c;w++){const E=w+h*v,A=w+h*(v+1),N=w+1+h*(v+1),R=w+1+h*v;g.push(E,A,R),g.push(A,N,R)}this.setIndex(g),this.setAttribute("position",new Be(y,3)),this.setAttribute("normal",new Be(M,3)),this.setAttribute("uv",new Be(x,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ya(e.width,e.height,e.widthSegments,e.heightSegments)}}var YS=`#ifdef USE_ALPHAHASH
45	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
46#endif`,ZS=`#ifdef USE_ALPHAHASH
47	const float ALPHA_HASH_SCALE = 0.05;
48	float hash2D( vec2 value ) {
49		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
50	}
51	float hash3D( vec3 value ) {
52		return hash2D( vec2( hash2D( value.xy ), value.z ) );
53	}
54	float getAlphaHashThreshold( vec3 position ) {
55		float maxDeriv = max(
56			length( dFdx( position.xyz ) ),
57			length( dFdy( position.xyz ) )
58		);
59		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
60		vec2 pixScales = vec2(
61			exp2( floor( log2( pixScale ) ) ),
62			exp2( ceil( log2( pixScale ) ) )
63		);
64		vec2 alpha = vec2(
65			hash3D( floor( pixScales.x * position.xyz ) ),
66			hash3D( floor( pixScales.y * position.xyz ) )
67		);
68		float lerpFactor = fract( log2( pixScale ) );
69		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
70		float a = min( lerpFactor, 1.0 - lerpFactor );
71		vec3 cases = vec3(
72			x * x / ( 2.0 * a * ( 1.0 - a ) ),
73			( x - 0.5 * a ) / ( 1.0 - a ),
74			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
75		);
76		float threshold = ( x < ( 1.0 - a ) )
77			? ( ( x < a ) ? cases.x : cases.y )
78			: cases.z;
79		return clamp( threshold , 1.0e-6, 1.0 );
80	}
81#endif`,JS=`#ifdef USE_ALPHAMAP
82	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
83#endif`,jS=`#ifdef USE_ALPHAMAP
84	uniform sampler2D alphaMap;
85#endif`,KS=`#ifdef USE_ALPHATEST
86	if ( diffuseColor.a < alphaTest ) discard;
87#endif`,QS=`#ifdef USE_ALPHATEST
88	uniform float alphaTest;
89#endif`,$S=`#ifdef USE_AOMAP
90	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
91	reflectedLight.indirectDiffuse *= ambientOcclusion;
92	#if defined( USE_CLEARCOAT ) 
93		clearcoatSpecularIndirect *= ambientOcclusion;
94	#endif
95	#if defined( USE_SHEEN ) 
96		sheenSpecularIndirect *= ambientOcclusion;
97	#endif
98	#if defined( USE_ENVMAP ) && defined( STANDARD )

920;
921	#ifdef USE_CLEARCOAT
922		float clearcoat;
923		float clearcoatRoughness;
924		vec3 clearcoatF0;
925		float clearcoatF90;
926	#endif
927	#ifdef USE_IRIDESCENCE
928		float iridescence;
929		float iridescenceIOR;
930		float iridescenceThickness;
931		vec3 iridescenceFresnel;
932		vec3 iridescenceF0;
933	#endif
934	#ifdef USE_SHEEN
935		vec3 sheenColor;
936		float sheenRoughness;
937	#endif
938	#ifdef IOR
939		float ior;
940	#endif
941	#ifdef USE_TRANSMISSION
942		float transmission;
943		float transmissionAlpha;
944		float thickness;
945		float attenuationDistance;
946		vec3 attenuationColor;
947	#endif
948	#ifdef USE_ANISOTROPY
949		float anisotropy;
950		float alphaT;
951		vec3 anisotropyT;
952		vec3 anisotropyB;
953	#endif
954};
955vec3 clearcoatSpecularDirect = vec3( 0.0 );
956vec3 clearcoatSpecularIndirect = vec3( 0.0 );
957vec3 sheenSpecularDirect = vec3( 0.0 );
958vec3 sheenSpecularIndirect = vec3(0.0 );
959vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
960    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
961    float x2 = x * x;
962    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
963    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
964}
965float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
966	float a2 = pow2( alpha );
967	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
968	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
969	return 0.5 / max( gv + gl, EPSILON );
970}
971float D_GGX( const in float alpha, const in float dotNH ) {
972	float a2 = pow2( alpha );
973	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
974	return RECIPROCAL_PI * a2 / pow2( denom );
975}
976#ifdef USE_ANISOTROPY
977	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
978		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
979		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
980		float v = 0.5 / ( gv + gl );
981		return saturate(v);
982	}
983	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
984		float a2 = alphaT * alphaB;
985		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
986		highp float v2 = dot( v, v );
987		float w2 = a2 / v2;
988		return RECIPROCAL_PI * a2 * pow2 ( w2 );
989	}
990#endif
991#ifdef USE_CLEARCOAT
992	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
993		vec3 f0 = material.clearcoatF0;
994		float f90 = material.clearcoatF90;
995		float roughness = material.clearcoatRoughness;
996		float alpha = pow2( roughness );
997		vec3 halfDir = normalize( lightDir + viewDir );
998		float dotNL = saturate( dot( normal, lightDir ) );
999		float dotNV = saturate( dot( normal, viewDir ) );
1000		float dotNH = saturate( dot( normal, halfDir ) );
1001		float dotVH = saturate( dot( viewDir, halfDir ) );
1002		vec3 F = F_Schlick( f0, f90, dotVH );
1003		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1004		float D = D_GGX( alpha, dotNH );
1005		return F * ( V * D );
1006	}
1007#endif
1008vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1009	vec3 f0 = material.specularColor;
1010	float f90 = material.specularF90;
1011	float roughness = material.roughness;
1012	float alpha = pow2( roughness );
1013	vec3 halfDir = normalize( lightDir + viewDir );
1014	float dotNL = saturate( dot( normal, lightDir ) );
1015	float dotNV = saturate( dot( normal, viewDir ) );
1016	float dotNH = saturate( dot( normal, halfDir ) );
1017	float dotVH = saturate( dot( viewDir, halfDir ) );
1018	vec3 F = F_Schlick( f0, f90, dotVH );
1019	#ifdef USE_IRIDESCENCE
1020		F = mix( F, material.iridescenceFresnel, material.iridescence );
1021	#endif
1022	#ifdef USE_ANISOTROPY
1023		float dotTL = dot( material.anisotropyT, lightDir );
1024		float dotTV = dot( material.anisotropyT, viewDir );
1025		float dotTH = dot( material.anisotropyT, halfDir );
1026		float dotBL = dot( material.anisotropyB, lightDir );
1027		float dotBV = dot( material.anisotropyB, viewDir );
1028		float dotBH = dot( material.anisotropyB, halfDir );
1029		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1030		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1031	#else
1032		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1033		float D = D_GGX( alpha, dotNH );
1034	#endif
1035	return F * ( V * D );
1036}
1037vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1038	const float LUT_SIZE = 64.0;
1039	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1040	const float LUT_BIAS = 0.5 / LUT_SIZE;
1041	float dotNV = saturate( dot( N, V ) );
1042	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1043	uv = uv * LUT_SCALE + LUT_BIAS;
1044	return uv;
1045}
1046float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1047	float l = length( f );
1048	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1049}
1050vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1051	float x = dot( v1, v2 );
1052	float y = abs( x );
1053	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1054	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1055	float v = a / b;
1056	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1057	return cross( v1, v2 ) * theta_sintheta;
1058}
1059vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1060	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1061	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1062	vec3 lightNormal = cross( v1, v2 );
1063	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1064	vec3 T1, T2;
1065	T1 = normalize( V - N * dot( V, N ) );
1066	T2 = - cross( N, T1 );
1067	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
1068	vec3 coords[ 4 ];
1069	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1070	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1071	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1072	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1073	coords[ 0 ] = normalize( coords[ 0 ] );
1074	coords[ 1 ] = normalize( coords[ 1 ] );
1075	coords[ 2 ] = normalize( coords[ 2 ] );
1076	coords[ 3 ] = normalize( coords[ 3 ] );
1077	vec3 vectorFormFactor = vec3( 0.0 );
1078	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1079	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1080	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1081	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1082	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1083	return vec3( result );
1084}
1085#if defined( USE_SHEEN )
1086float D_Charlie( float roughness, float dotNH ) {
1087	float alpha = pow2( roughness );
1088	float invAlpha = 1.0 / alpha;
1089	float cos2h = dotNH * dotNH;
1090	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1091	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1092}
1093float V_Neubelt( float dotNV, float dotNL ) {
1094	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1095}
1096vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1097	vec3 halfDir = normalize( lightDir + viewDir );
1098	float dotNL = saturate( dot( normal, lightDir ) );
1099	float dotNV = saturate( dot( normal, viewDir ) );
1100	float dotNH = saturate( dot( normal, halfDir ) );
1101	float D = D_Charlie( sheenRoughness, dotNH );
1102	float V = V_Neubelt( dotNV, dotNL );
1103	return sheenColor * ( D * V );
1104}
1105#endif
1106float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1107	float dotNV = saturate( dot( normal, viewDir ) );
1108	float r2 = roughness * roughness;
1109	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
1110	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
1111	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
1112	return saturate( DG * RECIPROCAL_PI );
1113}
1114vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1115	float dotNV = saturate( dot( normal, viewDir ) );
1116	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
1117	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
1118	vec4 r = roughness * c0 + c1;
1119	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
1120	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
1121	return fab;
1122}
1123vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1124	vec2 fab = DFGApprox( normal, viewDir, roughness );
1125	return specularColor * fab.x + specularF90 * fab.y;
1126}
1127#ifdef USE_IRIDESCENCE
1128void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
1129#else
1130void 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 ) {
1131#endif
1132	vec2 fab = DFGApprox( normal, viewDir, roughness );
1133	#ifdef USE_IRIDESCENCE
1134		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1135	#else
1136		vec3 Fr = specularColor;
1137	#endif
1138	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1139	float Ess = fab.x + fab.y;
1140	float Ems = 1.0 - Ess;
1141	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1142	singleScatter += FssEss;
1143	multiScatter += Fms * Ems;
1144}
1145#if NUM_RECT_AREA_LIGHTS > 0
1146	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1147		vec3 normal = geometryNormal;
1148		vec3 viewDir = geometryViewDir;
1149		vec3 position = geometryPosition;
1150		vec3 lightPos = rectAreaLight.position;
1151		vec3 halfWidth = rectAreaLight.halfWidth;
1152		vec3 halfHeight = rectAreaLight.halfHeight;
1153		vec3 lightColor = rectAreaLight.color;
1154		float roughness = material.roughness;
1155		vec3 rectCoords[ 4 ];
1156		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1157		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1158		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1159		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1160		vec4 t1 = texture2D( ltc_1, uv );
1161		vec4 t2 = texture2D( ltc_2, uv );
1162		mat3 mInv = mat3(
1163			vec3( t1.x, 0, t1.y ),
1164			vec3(    0, 1,    0 ),
1165			vec3( t1.z, 0, t1.w )
1166		);
1167		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
1168		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1169		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1170	}
1171#endif
1172void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1173	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1174	vec3 irradiance = dotNL * directLight.color;
1175	#ifdef USE_CLEARCOAT
1176		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1177		vec3 ccIrradiance = dotNLcc * directLight.color;
1178		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1179	#endif
1180	#ifdef USE_SHEEN
1181		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1182	#endif
1183	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
1184	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1185}
1186void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
1187	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1188}
1189void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
1190	#ifdef USE_CLEARCOAT
1191		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1192	#endif
1193	#ifdef USE_SHEEN
1194		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1195	#endif
1196	vec3 singleScattering = vec3( 0.0 );
1197	vec3 multiScattering = vec3( 0.0 );
1198	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1199	#ifdef USE_IRIDESCENCE
1200		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
1201	#else
1202		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
1203	#endif
1204	vec3 totalScattering = singleScattering + multiScattering;
1205	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
1206	reflectedLight.indirectSpecular += radiance * singleScattering;
1207	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
1208	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
1209}
1210#define RE_Direct				RE_Direct_Physical
1211#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1212#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1213#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1214float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1215	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1216}`,