@shopware-ag/dive/build/dive.cjs

Shopware Spatial Framework

"use strict";Object.defineProperties(exports,{__esModule:{value:!0},[Symbol.toStringTag]:{value:"Module"}});/**
 * @license
 * Copyright 2010-2023 Three.js Authors
 * SPDX-License-Identifier: MIT
 */const 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this.convert(s,this._workingColorSpace,e)},toWorkingColorSpace:function(s,e){return this.convert(s,e,this._workingColorSpace)},getPrimaries:function(s){return uc[s].primaries},getTransfer:function(s){return s===Ir?tl:uc[s].transfer}};function oo(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function Uh(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}let Ds;class rT{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{Ds===void 0&&(Ds=_a("canvas")),Ds.width=e.width,Ds.height=e.height;const n=Ds.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=Ds}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=_a("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),o=i.data;for(let c=0;c<o.length;c++)o[c]=oo(o[c]/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(oo(t[n]/255)*255):t[n]=oo(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 sT=0;class n_{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:sT++}),this.uuid=bi(),this.data=e,this.dataReady=!0,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 o;if(Array.isArray(i)){o=[];for(let c=0,l=i.length;c<l;c++)i[c].isDataTexture?o.push(Oh(i[c].image)):o.push(Oh(i[c]))}else o=Oh(i);n.url=o}return t||(e.images[this.uuid]=n),n}}function Oh(s){return typeof HTMLImageElement<"u"&&s instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&s instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&s instanceof ImageBitmap?rT.getDataURL(s):s.data?{data:Array.from(s.data),width:s.width,height:s.height,type:s.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let oT=0;class an extends fs{constructor(e=an.DEFAULT_IMAGE,t=an.DEFAULT_MAPPING,n=Dr,i=Dr,o=Hn,c=or,l=Ei,u=Fr,f=an.DEFAULT_ANISOTROPY,d=Ir){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:oT++}),this.uuid=bi(),this.name="",this.source=new n_(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=o,this.minFilter=c,this.anisotropy=f,this.format=l,this.internalFormat=null,this.type=u,this.offset=new Ie(0,0),this.repeat=new Ie(1,1),this.center=new Ie(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new lt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=d,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}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!==kg)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ho:e.x=e.x-Math.floor(e.x);break;case Dr:e.x=e.x<0?0:1;break;case Qc: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 ho:e.y=e.y-Math.floor(e.y);break;case Dr:e.y=e.y<0?0:1;break;case Qc: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)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}an.DEFAULT_IMAGE=null;an.DEFAULT_MAPPING=kg;an.DEFAULT_ANISOTROPY=1;class Dt{constructor(e=0,t=0,n=0,i=1){Dt.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,o=this.w,c=e.elements;return this.x=c[0]*t+c[4]*n+c[8]*i+c[12]*o,this.y=c[1]*t+c[5]*n+c[9]*i+c[13]*o,this.z=c[2]*t+c[6]*n+c[10]*i+c[14]*o,this.w=c[3]*t+c[7]*n+c[11]*i+c[15]*o,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,o;const u=e.elements,f=u[0],d=u[4],p=u[8],m=u[1],v=u[5],S=u[9],b=u[2],x=u[6],_=u[10];if(Math.abs(d-m)<.01&&Math.abs(p-b)<.01&&Math.abs(S-x)<.01){if(Math.abs(d+m)<.1&&Math.abs(p+b)<.1&&Math.abs(S+x)<.1&&Math.abs(f+v+_-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const E=(f+1)/2,L=(v+1)/2,B=(_+1)/2,N=(d+m)/4,D=(p+b)/4,k=(S+x)/4;return E>L&&E>B?E<.01?(n=0,i=.707106781,o=.707106781):(n=Math.sqrt(E),i=N/n,o=D/n):L>B?L<.01?(n=.707106781,i=0,o=.707106781):(i=Math.sqrt(L),n=N/i,o=k/i):B<.01?(n=.707106781,i=.707106781,o=0):(o=Math.sqrt(B),n=D/o,i=k/o),this.set(n,i,o,t),this}let R=Math.sqrt((x-S)*(x-S)+(p-b)*(p-b)+(m-d)*(m-d));return Math.abs(R)<.001&&(R=1),this.x=(x-S)/R,this.y=(p-b)/R,this.z=(m-d)/R,this.w=Math.acos((f+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 aT extends fs{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Dt(0,0,e,t),this.scissorTest=!1,this.viewport=new Dt(0,0,e,t);const i={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Hn,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0,count:1},n);const o=new an(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);o.flipY=!1,o.generateMipmaps=n.generateMipmaps,o.internalFormat=n.internalFormat,this.textures=[];const c=n.count;for(let l=0;l<c;l++)this.textures[l]=o.clone(),this.textures[l].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}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,o=this.textures.length;i<o;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].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.textures.length=0;for(let n=0,i=e.textures.length;n<i;n++)this.textures[n]=e.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new n_(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 hs extends aT{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class i_ extends an{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=Nn,this.minFilter=Nn,this.wrapR=Dr,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class cT extends an{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=Nn,this.minFilter=Nn,this.wrapR=Dr,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class rn{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,o,c,l){let u=n[i+0],f=n[i+1],d=n[i+2],p=n[i+3];const m=o[c+0],v=o[c+1],S=o[c+2],b=o[c+3];if(l===0){e[t+0]=u,e[t+1]=f,e[t+2]=d,e[t+3]=p;return}if(l===1){e[t+0]=m,e[t+1]=v,e[t+2]=S,e[t+3]=b;return}if(p!==b||u!==m||f!==v||d!==S){let x=1-l;const _=u*m+f*v+d*S+p*b,R=_>=0?1:-1,E=1-_*_;if(E>Number.EPSILON){const B=Math.sqrt(E),N=Math.atan2(B,_*R);x=Math.sin(x*N)/B,l=Math.sin(l*N)/B}const L=l*R;if(u=u*x+m*L,f=f*x+v*L,d=d*x+S*L,p=p*x+b*L,x===1-l){const B=1/Math.sqrt(u*u+f*f+d*d+p*p);u*=B,f*=B,d*=B,p*=B}}e[t]=u,e[t+1]=f,e[t+2]=d,e[t+3]=p}static multiplyQuaternionsFlat(e,t,n,i,o,c){const l=n[i],u=n[i+1],f=n[i+2],d=n[i+3],p=o[c],m=o[c+1],v=o[c+2],S=o[c+3];return e[t]=l*S+d*p+u*v-f*m,e[t+1]=u*S+d*m+f*p-l*v,e[t+2]=f*S+d*v+l*m-u*p,e[t+3]=d*S-l*p-u*m-f*v,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,o=e._z,c=e._order,l=Math.cos,u=Math.sin,f=l(n/2),d=l(i/2),p=l(o/2),m=u(n/2),v=u(i/2),S=u(o/2);switch(c){case"XYZ":this._x=m*d*p+f*v*S,this._y=f*v*p-m*d*S,this._z=f*d*S+m*v*p,this._w=f*d*p-m*v*S;break;case"YXZ":this._x=m*d*p+f*v*S,this._y=f*v*p-m*d*S,this._z=f*d*S-m*v*p,this._w=f*d*p+m*v*S;break;case"ZXY":this._x=m*d*p-f*v*S,this._y=f*v*p+m*d*S,this._z=f*d*S+m*v*p,this._w=f*d*p-m*v*S;break;case"ZYX":this._x=m*d*p-f*v*S,this._y=f*v*p+m*d*S,this._z=f*d*S-m*v*p,this._w=f*d*p+m*v*S;break;case"YZX":this._x=m*d*p+f*v*S,this._y=f*v*p+m*d*S,this._z=f*d*S-m*v*p,this._w=f*d*p-m*v*S;break;case"XZY":this._x=m*d*p-f*v*S,this._y=f*v*p-m*d*S,this._z=f*d*S+m*v*p,this._w=f*d*p+m*v*S;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+c)}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],o=t[8],c=t[1],l=t[5],u=t[9],f=t[2],d=t[6],p=t[10],m=n+l+p;if(m>0){const v=.5/Math.sqrt(m+1);this._w=.25/v,this._x=(d-u)*v,this._y=(o-f)*v,this._z=(c-i)*v}else if(n>l&&n>p){const v=2*Math.sqrt(1+n-l-p);this._w=(d-u)/v,this._x=.25*v,this._y=(i+c)/v,this._z=(o+f)/v}else if(l>p){const v=2*Math.sqrt(1+l-n-p);this._w=(o-f)/v,this._x=(i+c)/v,this._y=.25*v,this._z=(u+d)/v}else{const v=2*Math.sqrt(1+p-n-l);this._w=(c-i)/v,this._x=(o+f)/v,this._y=(u+d)/v,this._z=.25*v}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(xn(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,o=e._z,c=e._w,l=t._x,u=t._y,f=t._z,d=t._w;return this._x=n*d+c*l+i*f-o*u,this._y=i*d+c*u+o*l-n*f,this._z=o*d+c*f+n*u-i*l,this._w=c*d-n*l-i*u-o*f,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,o=this._z,c=this._w;let l=c*e._w+n*e._x+i*e._y+o*e._z;if(l<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,l=-l):this.copy(e),l>=1)return this._w=c,this._x=n,this._y=i,this._z=o,this;const u=1-l*l;if(u<=Number.EPSILON){const v=1-t;return this._w=v*c+t*this._w,this._x=v*n+t*this._x,this._y=v*i+t*this._y,this._z=v*o+t*this._z,this.normalize(),this}const f=Math.sqrt(u),d=Math.atan2(f,l),p=Math.sin((1-t)*d)/f,m=Math.sin(t*d)/f;return this._w=c*p+this._w*m,this._x=n*p+this._x*m,this._y=i*p+this._y*m,this._z=o*p+this._z*m,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),o=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),o*Math.sin(t),o*Math.cos(t))}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}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(lm.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(lm.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,o=e.elements;return this.x=o[0]*t+o[3]*n+o[6]*i,this.y=o[1]*t+o[4]*n+o[7]*i,this.z=o[2]*t+o[5]*n+o[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,o=e.elements,c=1/(o[3]*t+o[7]*n+o[11]*i+o[15]);return this.x=(o[0]*t+o[4]*n+o[8]*i+o[12])*c,this.y=(o[1]*t+o[5]*n+o[9]*i+o[13])*c,this.z=(o[2]*t+o[6]*n+o[10]*i+o[14])*c,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,o=e.x,c=e.y,l=e.z,u=e.w,f=2*(c*i-l*n),d=2*(l*t-o*i),p=2*(o*n-c*t);return this.x=t+u*f+c*p-l*d,this.y=n+u*d+l*f-o*p,this.z=i+u*p+o*d-c*f,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,o=e.elements;return this.x=o[0]*t+o[4]*n+o[8]*i,this.y=o[1]*t+o[5]*n+o[9]*i,this.z=o[2]*t+o[6]*n+o[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,o=e.z,c=t.x,l=t.y,u=t.z;return this.x=i*u-o*l,this.y=o*c-n*u,this.z=n*l-i*c,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 Nh.copy(this).projectOnVector(e),this.sub(Nh)}reflect(e){return this.sub(Nh.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(xn(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()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Nh=new U,lm=new rn;class Ai{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(_i.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(_i.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=_i.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 o=n.getAttribute("position");if(t===!0&&o!==void 0&&e.isInstancedMesh!==!0)for(let c=0,l=o.count;c<l;c++)e.isMesh===!0?e.getVertexPosition(c,_i):_i.fromBufferAttribute(o,c),_i.applyMatrix4(e.matrixWorld),this.expandByPoint(_i);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),fc.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),fc.copy(n.boundingBox)),fc.applyMatrix4(e.matrixWorld),this.union(fc)}const i=e.children;for(let o=0,c=i.length;o<c;o++)this.expandByObject(i[o],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,_i),_i.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(Wo),dc.subVectors(this.max,Wo),Us.subVectors(e.a,Wo),Os.subVectors(e.b,Wo),Ns.subVectors(e.c,Wo),Mr.subVectors(Os,Us),Er.subVectors(Ns,Os),Kr.subVectors(Us,Ns);let t=[0,-Mr.z,Mr.y,0,-Er.z,Er.y,0,-Kr.z,Kr.y,Mr.z,0,-Mr.x,Er.z,0,-Er.x,Kr.z,0,-Kr.x,-Mr.y,Mr.x,0,-Er.y,Er.x,0,-Kr.y,Kr.x,0];return!Fh(t,Us,Os,Ns,dc)||(t=[1,0,0,0,1,0,0,0,1],!Fh(t,Us,Os,Ns,dc))?!1:(pc.crossVectors(Mr,Er),t=[pc.x,pc.y,pc.z],Fh(t,Us,Os,Ns,dc))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,_i).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(_i).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:(Qi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Qi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Qi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Qi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Qi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Qi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Qi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Qi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Qi),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 Qi=[new U,new U,new U,new U,new U,new U,new U,new U],_i=new U,fc=new Ai,Us=new U,Os=new U,Ns=new U,Mr=new U,Er=new U,Kr=new U,Wo=new U,dc=new U,pc=new U,Zr=new U;function Fh(s,e,t,n,i){for(let o=0,c=s.length-3;o<=c;o+=3){Zr.fromArray(s,o);const l=i.x*Math.abs(Zr.x)+i.y*Math.abs(Zr.y)+i.z*Math.abs(Zr.z),u=e.dot(Zr),f=t.dot(Zr),d=n.dot(Zr);if(Math.max(-Math.max(u,f,d),Math.min(u,f,d))>l)return!1}return!0}const lT=new Ai,Xo=new U,Bh=new U;class Hi{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):lT.setFromPoints(e).getCenter(n);let i=0;for(let o=0,c=e.length;o<c;o++)i=Math.max(i,n.distanceToSquared(e[o]));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;Xo.subVectors(e,this.center);const t=Xo.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Xo,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):(Bh.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Xo.copy(e.center).add(Bh)),this.expandByPoint(Xo.copy(e.center).sub(Bh))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const er=new U,zh=new U,mc=new U,br=new U,kh=new U,gc=new U,Hh=new U;class vo{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,er)),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=er.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(er.copy(this.origin).addScaledVector(this.direction,t),er.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){zh.copy(e).add(t).multiplyScalar(.5),mc.copy(t).sub(e).normalize(),br.copy(this.origin).sub(zh);const o=e.distanceTo(t)*.5,c=-this.direction.dot(mc),l=br.dot(this.direction),u=-br.dot(mc),f=br.lengthSq(),d=Math.abs(1-c*c);let p,m,v,S;if(d>0)if(p=c*u-l,m=c*l-u,S=o*d,p>=0)if(m>=-S)if(m<=S){const b=1/d;p*=b,m*=b,v=p*(p+c*m+2*l)+m*(c*p+m+2*u)+f}else m=o,p=Math.max(0,-(c*m+l)),v=-p*p+m*(m+2*u)+f;else m=-o,p=Math.max(0,-(c*m+l)),v=-p*p+m*(m+2*u)+f;else m<=-S?(p=Math.max(0,-(-c*o+l)),m=p>0?-o:Math.min(Math.max(-o,-u),o),v=-p*p+m*(m+2*u)+f):m<=S?(p=0,m=Math.min(Math.max(-o,-u),o),v=m*(m+2*u)+f):(p=Math.max(0,-(c*o+l)),m=p>0?o:Math.min(Math.max(-o,-u),o),v=-p*p+m*(m+2*u)+f);else m=c>0?-o:o,p=Math.max(0,-(c*m+l)),v=-p*p+m*(m+2*u)+f;return n&&n.copy(this.origin).addScaledVector(this.direction,p),i&&i.copy(zh).addScaledVector(mc,m),v}intersectSphere(e,t){er.subVectors(e.center,this.origin);const n=er.dot(this.direction),i=er.dot(er)-n*n,o=e.radius*e.radius;if(i>o)return null;const c=Math.sqrt(o-i),l=n-c,u=n+c;return u<0?null:l<0?this.at(u,t):this.at(l,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