@needle-tools/engine
Version:
Needle Engine is a web-based runtime for 3D apps. It runs on your machine for development with great integrations into editors like Unity or Blender - and can be deployed onto any device! It is flexible, extensible and networking and XR are built-in.
1 lines • 231 kB
JavaScript
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i[0]=o*m+a*y+c*T,i[3]=o*x+a*N+c*_,i[6]=o*g+a*w+c*S,i[1]=u*m+h*y+l*T,i[4]=u*x+h*N+l*_,i[7]=u*g+h*w+l*S,i[2]=d*m+f*y+p*T,i[5]=d*x+f*N+p*_,i[8]=d*g+f*w+p*S,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],s=t[1],n=t[2],i=t[3],o=t[4],a=t[5],c=t[6],u=t[7],h=t[8];return e*o*h-e*a*u-s*i*h+s*a*c+n*i*u-n*o*c}invert(){const t=this.elements,e=t[0],s=t[1],n=t[2],i=t[3],o=t[4],a=t[5],c=t[6],u=t[7],h=t[8],l=h*o-a*u,d=a*c-h*i,f=u*i-o*c,p=e*l+s*d+n*f;if(p===0)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=l*m,t[1]=(n*u-h*s)*m,t[2]=(a*s-n*o)*m,t[3]=d*m,t[4]=(h*e-n*c)*m,t[5]=(n*i-a*e)*m,t[6]=f*m,t[7]=(s*c-u*e)*m,t[8]=(o*e-s*i)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const 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t[e]=s[0],t[e+1]=s[1],t[e+2]=s[2],t[e+3]=s[3],t[e+4]=s[4],t[e+5]=s[5],t[e+6]=s[6],t[e+7]=s[7],t[e+8]=s[8],t}clone(){return new this.constructor().fromArray(this.elements)}}const Cn=new Bt;function Qo(r){for(let t=r.length-1;t>=0;--t)if(r[t]>=65535)return!0;return!1}function tr(r){return document.createElementNS("http://www.w3.org/1999/xhtml",r)}const er=new Bt().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),sr=new Bt().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),rs={[Rs]:{transfer:bn,primaries:Ji,luminanceCoefficients:[.2126,.7152,.0722],toReference:r=>r,fromReference:r=>r},[Wt]:{transfer:Zi,primaries:Ji,luminanceCoefficients:[.2126,.7152,.0722],toReference:r=>r.convertSRGBToLinear(),fromReference:r=>r.convertLinearToSRGB()},[Yi]:{transfer:bn,primaries:"p3",luminanceCoefficients:[.2289,.6917,.0793],toReference:r=>r.applyMatrix3(sr),fromReference:r=>r.applyMatrix3(er)},[Io]:{transfer:Zi,primaries:"p3",luminanceCoefficients:[.2289,.6917,.0793],toReference:r=>r.convertSRGBToLinear().applyMatrix3(sr),fromReference:r=>r.applyMatrix3(er).convertLinearToSRGB()}},jo=new Set([Rs,Yi]),wt={enabled:!0,_workingColorSpace:Rs,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(r){if(!jo.has(r))throw new Error(`Unsupported working color space, "${r}".`);this._workingColorSpace=r},convert:function(r,t,e){if(this.enabled===!1||t===e||!t||!e)return 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e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}static sRGBToLinear(t){if(typeof HTMLImageElement<"u"&&t instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&t instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&t instanceof ImageBitmap){const e=tr("canvas");e.width=t.width,e.height=t.height;const s=e.getContext("2d");s.drawImage(t,0,0,t.width,t.height);const n=s.getImageData(0,0,t.width,t.height),i=n.data;for(let o=0;o<i.length;o++)i[o]=be(i[o]/255)*255;return s.putImageData(n,0,0),e}else if(t.data){const e=t.data.slice(0);for(let s=0;s<e.length;s++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[s]=Math.floor(be(e[s]/255)*255):e[s]=be(e[s]);return{data:e,width:t.width,height:t.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}}let ta=0;class nr{constructor(t=null){this.isSource=!0,Object.defineProperty(this,"id",{value:ta++}),this.uuid=se(),this.data=t,this.dataReady=!0,this.version=0}set needsUpdate(t){t===!0&&this.version++}toJSON(t){const e=t===void 0||typeof t=="string";if(!e&&t.images[this.uuid]!==void 0)return t.images[this.uuid];const s={uuid:this.uuid,url:""},n=this.data;if(n!==null){let i;if(Array.isArray(n)){i=[];for(let o=0,a=n.length;o<a;o++)n[o].isDataTexture?i.push(Bn(n[o].image)):i.push(Bn(n[o]))}else i=Bn(n);s.url=i}return e||(t.images[this.uuid]=s),s}}function Bn(r){return typeof HTMLImageElement<"u"&&r instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&r instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&r instanceof ImageBitmap?Ko.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 ea=0;class Ut extends ns{constructor(t=Ut.DEFAULT_IMAGE,e=Ut.DEFAULT_MAPPING,s=1001,n=1001,i=1006,o=1008,a=1023,c=1009,u=Ut.DEFAULT_ANISOTROPY,h=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:ea++}),this.uuid=se(),this.name="",this.source=new nr(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=s,this.wrapT=n,this.magFilter=i,this.minFilter=o,this.anisotropy=u,this.format=a,this.internalFormat=null,this.type=c,this.offset=new Z(0,0),this.repeat=new Z(1,1),this.center=new Z(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Bt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return new this.constructor().copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}toJSON(t){const e=t===void 0||typeof t=="string";if(!e&&t.textures[this.uuid]!==void 0)return t.textures[this.uuid];const s={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(s.userData=this.userData),e||(t.textures[this.uuid]=s),s}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==300)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case 1e3:t.x=t.x-Math.floor(t.x);break;case 1001:t.x=t.x<0?0:1;break;case 1002:Math.abs(Math.floor(t.x)%2)===1?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x);break}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:Math.abs(Math.floor(t.y)%2)===1?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y);break}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){t===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){t===!0&&this.pmremVersion++}}Ut.DEFAULT_IMAGE=null,Ut.DEFAULT_MAPPING=300,Ut.DEFAULT_ANISOTROPY=4;class Rt{constructor(t=0,e=0,s=0,n=1){Rt.prototype.isVector4=!0,this.x=t,this.y=e,this.z=s,this.w=n}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,s,n){return this.x=t,this.y=e,this.z=s,this.w=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=t.w!==void 0?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,s=this.y,n=this.z,i=this.w,o=t.elements;return this.x=o[0]*e+o[4]*s+o[8]*n+o[12]*i,this.y=o[1]*e+o[5]*s+o[9]*n+o[13]*i,this.z=o[2]*e+o[6]*s+o[10]*n+o[14]*i,this.w=o[3]*e+o[7]*s+o[11]*n+o[15]*i,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,s,n,i;const c=t.elements,u=c[0],h=c[4],l=c[8],d=c[1],f=c[5],p=c[9],m=c[2],x=c[6],g=c[10];if(Math.abs(h-d)<.01&&Math.abs(l-m)<.01&&Math.abs(p-x)<.01){if(Math.abs(h+d)<.1&&Math.abs(l+m)<.1&&Math.abs(p+x)<.1&&Math.abs(u+f+g-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;const N=(u+1)/2,w=(f+1)/2,T=(g+1)/2,_=(h+d)/4,S=(l+m)/4,z=(p+x)/4;return N>w&&N>T?N<.01?(s=0,n=.707106781,i=.707106781):(s=Math.sqrt(N),n=_/s,i=S/s):w>T?w<.01?(s=.707106781,n=0,i=.707106781):(n=Math.sqrt(w),s=_/n,i=z/n):T<.01?(s=.707106781,n=.707106781,i=0):(i=Math.sqrt(T),s=S/i,n=z/i),this.set(s,n,i,e),this}let y=Math.sqrt((x-p)*(x-p)+(l-m)*(l-m)+(d-h)*(d-h));return Math.abs(y)<.001&&(y=1),this.x=(x-p)/y,this.y=(l-m)/y,this.z=(d-h)/y,this.w=Math.acos((u+f+g-1)/2),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(t,Math.min(e,s)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,s){return this.x=t.x+(e.x-t.x)*s,this.y=t.y+(e.y-t.y)*s,this.z=t.z+(e.z-t.z)*s,this.w=t.w+(e.w-t.w)*s,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class ir extends ns{constructor(t=1,e=1,s={}){super(),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new Rt(0,0,t,e),this.scissorTest=!1,this.viewport=new Rt(0,0,t,e);const n={width:t,height:e,depth:1};s=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:1006,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},s);const i=new Ut(n,s.mapping,s.wrapS,s.wrapT,s.magFilter,s.minFilter,s.format,s.type,s.anisotropy,s.colorSpace);i.flipY=!1,i.generateMipmaps=s.generateMipmaps,i.internalFormat=s.internalFormat,this.textures=[];const o=s.count;for(let a=0;a<o;a++)this.textures[a]=i.clone(),this.textures[a].isRenderTargetTexture=!0;this.depthBuffer=s.depthBuffer,this.stencilBuffer=s.stencilBuffer,this.resolveDepthBuffer=s.resolveDepthBuffer,this.resolveStencilBuffer=s.resolveStencilBuffer,this.depthTexture=s.depthTexture,this.samples=s.samples}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}setSize(t,e,s=1){if(this.width!==t||this.height!==e||this.depth!==s){this.width=t,this.height=e,this.depth=s;for(let n=0,i=this.textures.length;n<i;n++)this.textures[n].image.width=t,this.textures[n].image.height=e,this.textures[n].image.depth=s;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return new this.constructor().copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let s=0,n=t.textures.length;s<n;s++)this.textures[s]=t.textures[s].clone(),this.textures[s].isRenderTargetTexture=!0;const e=Object.assign({},t.texture.image);return this.texture.source=new nr(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,t.depthTexture!==null&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class os{constructor(t=0,e=0,s=0,n=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=s,this._w=n}static slerpFlat(t,e,s,n,i,o,a){let c=s[n+0],u=s[n+1],h=s[n+2],l=s[n+3];const d=i[o+0],f=i[o+1],p=i[o+2],m=i[o+3];if(a===0){t[e+0]=c,t[e+1]=u,t[e+2]=h,t[e+3]=l;return}if(a===1){t[e+0]=d,t[e+1]=f,t[e+2]=p,t[e+3]=m;return}if(l!==m||c!==d||u!==f||h!==p){let x=1-a;const g=c*d+u*f+h*p+l*m,y=g>=0?1:-1,N=1-g*g;if(N>Number.EPSILON){const T=Math.sqrt(N),_=Math.atan2(T,g*y);x=Math.sin(x*_)/T,a=Math.sin(a*_)/T}const w=a*y;if(c=c*x+d*w,u=u*x+f*w,h=h*x+p*w,l=l*x+m*w,x===1-a){const T=1/Math.sqrt(c*c+u*u+h*h+l*l);c*=T,u*=T,h*=T,l*=T}}t[e]=c,t[e+1]=u,t[e+2]=h,t[e+3]=l}static multiplyQuaternionsFlat(t,e,s,n,i,o){const a=s[n],c=s[n+1],u=s[n+2],h=s[n+3],l=i[o],d=i[o+1],f=i[o+2],p=i[o+3];return t[e]=a*p+h*l+c*f-u*d,t[e+1]=c*p+h*d+u*l-a*f,t[e+2]=u*p+h*f+a*d-c*l,t[e+3]=h*p-a*l-c*d-u*f,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,s,n){return this._x=t,this._y=e,this._z=s,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const s=t._x,n=t._y,i=t._z,o=t._order,a=Math.cos,c=Math.sin,u=a(s/2),h=a(n/2),l=a(i/2),d=c(s/2),f=c(n/2),p=c(i/2);switch(o){case"XYZ":this._x=d*h*l+u*f*p,this._y=u*f*l-d*h*p,this._z=u*h*p+d*f*l,this._w=u*h*l-d*f*p;break;case"YXZ":this._x=d*h*l+u*f*p,this._y=u*f*l-d*h*p,this._z=u*h*p-d*f*l,this._w=u*h*l+d*f*p;break;case"ZXY":this._x=d*h*l-u*f*p,this._y=u*f*l+d*h*p,this._z=u*h*p+d*f*l,this._w=u*h*l-d*f*p;break;case"ZYX":this._x=d*h*l-u*f*p,this._y=u*f*l+d*h*p,this._z=u*h*p-d*f*l,this._w=u*h*l+d*f*p;break;case"YZX":this._x=d*h*l+u*f*p,this._y=u*f*l+d*h*p,this._z=u*h*p-d*f*l,this._w=u*h*l-d*f*p;break;case"XZY":this._x=d*h*l-u*f*p,this._y=u*f*l-d*h*p,this._z=u*h*p+d*f*l,this._w=u*h*l+d*f*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return e===!0&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const s=e/2,n=Math.sin(s);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(s),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,s=e[0],n=e[4],i=e[8],o=e[1],a=e[5],c=e[9],u=e[2],h=e[6],l=e[10],d=s+a+l;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-c)*f,this._y=(i-u)*f,this._z=(o-n)*f}else if(s>a&&s>l){const f=2*Math.sqrt(1+s-a-l);this._w=(h-c)/f,this._x=.25*f,this._y=(n+o)/f,this._z=(i+u)/f}else if(a>l){const f=2*Math.sqrt(1+a-s-l);this._w=(i-u)/f,this._x=(n+o)/f,this._y=.25*f,this._z=(c+h)/f}else{const f=2*Math.sqrt(1+l-s-a);this._w=(o-n)/f,this._x=(i+u)/f,this._y=(c+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let s=t.dot(e)+1;return s<Number.EPSILON?(s=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=s):(this._x=0,this._y=-t.z,this._z=t.y,this._w=s)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=s),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(lt(this.dot(t),-1,1)))}rotateTowards(t,e){const s=this.angleTo(t);if(s===0)return this;const n=Math.min(1,e/s);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return t===0?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const s=t._x,n=t._y,i=t._z,o=t._w,a=e._x,c=e._y,u=e._z,h=e._w;return this._x=s*h+o*a+n*u-i*c,this._y=n*h+o*c+i*a-s*u,this._z=i*h+o*u+s*c-n*a,this._w=o*h-s*a-n*c-i*u,this._onChangeCallback(),this}slerp(t,e){if(e===0)return this;if(e===1)return this.copy(t);const s=this._x,n=this._y,i=this._z,o=this._w;let a=o*t._w+s*t._x+n*t._y+i*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=o,this._x=s,this._y=n,this._z=i,this;const c=1-a*a;if(c<=Number.EPSILON){const f=1-e;return this._w=f*o+e*this._w,this._x=f*s+e*this._x,this._y=f*n+e*this._y,this._z=f*i+e*this._z,this.normalize(),this}const u=Math.sqrt(c),h=Math.atan2(u,a),l=Math.sin((1-e)*h)/u,d=Math.sin(e*h)/u;return this._w=o*l+this._w*d,this._x=s*l+this._x*d,this._y=n*l+this._y*d,this._z=i*l+this._z*d,this._onChangeCallback(),this}slerpQuaternions(t,e,s){return this.copy(t).slerp(e,s)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),s=Math.random(),n=Math.sqrt(1-s),i=Math.sqrt(s);return this.set(n*Math.sin(t),n*Math.cos(t),i*Math.sin(e),i*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class M{constructor(t=0,e=0,s=0){M.prototype.isVector3=!0,this.x=t,this.y=e,this.z=s}set(t,e,s){return s===void 0&&(s=this.z),this.x=t,this.y=e,this.z=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(rr.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(rr.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,s=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[3]*s+i[6]*n,this.y=i[1]*e+i[4]*s+i[7]*n,this.z=i[2]*e+i[5]*s+i[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,s=this.y,n=this.z,i=t.elements,o=1/(i[3]*e+i[7]*s+i[11]*n+i[15]);return this.x=(i[0]*e+i[4]*s+i[8]*n+i[12])*o,this.y=(i[1]*e+i[5]*s+i[9]*n+i[13])*o,this.z=(i[2]*e+i[6]*s+i[10]*n+i[14])*o,this}applyQuaternion(t){const e=this.x,s=this.y,n=this.z,i=t.x,o=t.y,a=t.z,c=t.w,u=2*(o*n-a*s),h=2*(a*e-i*n),l=2*(i*s-o*e);return this.x=e+c*u+o*l-a*h,this.y=s+c*h+a*u-i*l,this.z=n+c*l+i*h-o*u,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,s=this.y,n=this.z,i=t.elements;return this.x=i[0]*e+i[4]*s+i[8]*n,this.y=i[1]*e+i[5]*s+i[9]*n,this.z=i[2]*e+i[6]*s+i[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(t,Math.min(e,s)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,s){return this.x=t.x+(e.x-t.x)*s,this.y=t.y+(e.y-t.y)*s,this.z=t.z+(e.z-t.z)*s,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const s=t.x,n=t.y,i=t.z,o=e.x,a=e.y,c=e.z;return this.x=n*c-i*a,this.y=i*o-s*c,this.z=s*a-n*o,this}projectOnVector(t){const e=t.lengthSq();if(e===0)return this.set(0,0,0);const s=t.dot(this)/e;return this.copy(t).multiplyScalar(s)}projectOnPlane(t){return Rn.copy(this).projectOnVector(t),this.sub(Rn)}reflect(t){return this.sub(Rn.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(e===0)return Math.PI/2;const s=this.dot(t)/e;return Math.acos(lt(s,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,s=this.y-t.y,n=this.z-t.z;return e*e+s*s+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,s){const n=Math.sin(e)*t;return this.x=n*Math.sin(s),this.y=Math.cos(e)*t,this.z=n*Math.cos(s),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,s){return this.x=t*Math.sin(e),this.y=s,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),s=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=s,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,e*4)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,e*3)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=Math.random()*2-1,s=Math.sqrt(1-e*e);return this.x=s*Math.cos(t),this.y=e,this.z=s*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Rn=new M,rr=new os;class mt{constructor(t=new M(1/0,1/0,1/0),e=new M(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,s=t.length;e<s;e+=3)this.expandByPoint(It.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,s=t.count;e<s;e++)this.expandByPoint(It.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,s=t.length;e<s;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const s=It.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(s),this.max.copy(t).add(s),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return new this.constructor().copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);const s=t.geometry;if(s!==void 0){const i=s.getAttribute("position");if(e===!0&&i!==void 0&&t.isInstancedMesh!==!0)for(let o=0,a=i.count;o<a;o++)t.isMesh===!0?t.getVertexPosition(o,It):It.fromBufferAttribute(i,o),It.applyMatrix4(t.matrixWorld),this.expandByPoint(It);else t.boundingBox!==void 0?(t.boundingBox===null&&t.computeBoundingBox(),Is.copy(t.boundingBox)):(s.boundingBox===null&&s.computeBoundingBox(),Is.copy(s.boundingBox)),Is.applyMatrix4(t.matrixWorld),this.union(Is)}const n=t.children;for(let i=0,o=n.length;i<o;i++)this.expandByObject(n[i],e);return this}containsPoint(t){return t.x>=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,It),It.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,s;return t.normal.x>0?(e=t.normal.x*this.min.x,s=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,s=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,s+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,s+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,s+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,s+=t.normal.z*this.min.z),e<=-t.constant&&s>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(as),Ps.subVectors(this.max,as),Ce.subVectors(t.a,as),Fe.subVectors(t.b,as),Be.subVectors(t.c,as),ne.subVectors(Fe,Ce),ie.subVectors(Be,Fe),ye.subVectors(Ce,Be);let e=[0,-ne.z,ne.y,0,-ie.z,ie.y,0,-ye.z,ye.y,ne.z,0,-ne.x,ie.z,0,-ie.x,ye.z,0,-ye.x,-ne.y,ne.x,0,-ie.y,ie.x,0,-ye.y,ye.x,0];return!In(e,Ce,Fe,Be,Ps)||(e=[1,0,0,0,1,0,0,0,1],!In(e,Ce,Fe,Be,Ps))?!1:(vs.crossVectors(ne,ie),e=[vs.x,vs.y,vs.z],In(e,Ce,Fe,Be,Ps))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,It).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=this.getSize(It).length()*.5),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()?this:($t[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),$t[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),$t[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),$t[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),$t[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),$t[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),$t[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),$t[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints($t),this)}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const $t=[new M,new M,new M,new M,new M,new M,new M,new M],It=new M,Is=new mt,Ce=new M,Fe=new M,Be=new M,ne=new M,ie=new M,ye=new M,as=new M,Ps=new M,vs=new M,ge=new M;function In(r,t,e,s,n){for(let i=0,o=r.length-3;i<=o;i+=3){ge.fromArray(r,i);const a=n.x*Math.abs(ge.x)+n.y*Math.abs(ge.y)+n.z*Math.abs(ge.z),c=t.dot(ge),u=e.dot(ge),h=s.dot(ge);if(Math.max(-Math.max(c,u,h),Math.min(c,u,h))>a)return!1}return!0}const sa=new mt,cs=new M,Pn=new M;class na{constructor(t=new M,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const s=this.center;e!==void 0?s.copy(e):sa.setFromPoints(t).getCenter(s);let n=0;for(let i=0,o=t.length;i<o;i++)n=Math.max(n,s.distanceToSquared(t[i]));return this.radius=Math.sqrt(n),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const s=this.center.distanceToSquared(t);return e.copy(t),s>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;cs.subVectors(t,this.center);const e=cs.lengthSq();if(e>this.radius*this.radius){const s=Math.sqrt(e),n=(s-this.radius)*.5;this.center.addScaledVector(cs,n/s),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(this.center.equals(t.center)===!0?this.radius=Math.max(this.radius,t.radius):(Pn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(cs.copy(t.center).add(Pn)),this.expandByPoint(cs.copy(t.center).sub(Pn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Gt=new M,vn=new M,Ls=new M,re=new M,Ln=new M,Os=new M,On=new M;class ia{constructor(t=new M,e=new M(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Gt)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const s=e.dot(this.direction);return s<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,s)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Gt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Gt.copy(this.origin).addScaledVector(this.direction,e),Gt.distanceToSquared(t))}distanceSqToSegment(t,e,s,n){vn.copy(t).add(e).multiplyScalar(.5),Ls.copy(e).sub(t).normalize(),re.copy(this.origin).sub(vn);const i=t.distanceTo(e)*.5,o=-this.direction.dot(Ls),a=re.dot(this.direction),c=-re.dot(Ls),u=re.lengthSq(),h=Math.abs(1-o*o);let l,d,f,p;if(h>0)if(l=o*c-a,d=o*a-c,p=i*h,l>=0)if(d>=-p)if(d<=p){const m=1/h;l*=m,d*=m,f=l*(l+o*d+2*a)+d*(o*l+d+2*c)+u}else d=i,l=Math.max(0,-(o*d+a)),f=-l*l+d*(d+2*c)+u;else d=-i,l=Math.max(0,-(o*d+a)),f=-l*l+d*(d+2*c)+u;else d<=-p?(l=Math.max(0,-(-o*i+a)),d=l>0?-i:Math.min(Math.max(-i,-c),i),f=-l*l+d*(d+2*c)+u):d<=p?(l=0,d=Math.min(Math.max(-i,-c),i),f=d*(d+2*c)+u):(l=Math.max(0,-(o*i+a)),d=l>0?i:Math.min(Math.max(-i,-c),i),f=-l*l+d*(d+2*c)+u);else d=o>0?-i:i,l=Math.max(0,-(o*d+a)),f=-l*l+d*(d+2*c)+u;return s&&s.copy(this.origin).addScaledVector(this.direction,l),n&&n.copy(vn).addScaledVector(Ls,d),f}intersectSphere(t,e){Gt.subVectors(t.center,this.origin);const s=Gt.dot(this.direction),n=Gt.dot(Gt)-s*s,i=t.radius*t.radius;if(n>i)return null;const o=Math.sqrt(i-n),a=s-o,c=s+o;return c<0?null:a<0?this.at(c,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(e===0)return t.distanceToPoint(this.origin)===0?0:null;const s=-(this.origin.dot(t.normal)+t.constant)/e;return s>=0?s:null}intersectPlane(t,e){const s=this.distanceToPlane(t);return s===null?null:this.at(s,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return e===0||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let s,n,i,o,a,c;const u=1/this.direction.x,h=1/this.direction.y,l=1/this.direction.z,d=this.origin;return u>=0?(s=(t.min.x-d.x)*u,n=(t.max.x-d.x)*u):(s=(t.max.x-d.x)*u,n=(t.min.x-d.x)*u),h>=0?(i=(t.min.y-d.y)*h,o=(t.max.y-d.y)*h):(i=(t.max.y-d.y)*h,o=(t.min.y-d.y)*h),s>o||i>n||((i>s||isNaN(s))&&(s=i),(o<n||isNaN(n))&&(n=o),l>=0?(a=(t.min.z-d.z)*l,c=(t.max.z-d.z)*l):(a=(t.max.z-d.z)*l,c=(t.min.z-d.z)*l),s>c||a>n)||((a>s||s!==s)&&(s=a),(c<n||n!==n)&&(n=c),n<0)?null:this.at(s>=0?s:n,e)}intersectsBox(t){return this.intersectBox(t,Gt)!==null}intersectTriangle(t,e,s,n,i){Ln.subVectors(e,t),Os.subVectors(s,t),On.crossVectors(Ln,Os);let o=this.direction.dot(On),a;if(o>0){if(n)return null;a=1}else if(o<0)a=-1,o=-o;else return null;re.subVectors(this.origin,t);const c=a*this.direction.dot(Os.crossVectors(re,Os));if(c<0)return null;const u=a*this.direction.dot(Ln.cross(re));if(u<0||c+u>o)return null;const h=-a*re.dot(On);return h<0?null:this.at(h/o,i)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Q{constructor(t,e,s,n,i,o,a,c,u,h,l,d,f,p,m,x){Q.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],t!==void 0&&this.set(t,e,s,n,i,o,a,c,u,h,l,d,f,p,m,x)}set(t,e,s,n,i,o,a,c,u,h,l,d,f,p,m,x){const g=this.elemen