@specy/liquid-glass/dist/index.cjs

A Three.js powered library to make apple's liquid with glass effect

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this.name=A.name,this.source=A.source,this.mipmaps=A.mipmaps.slice(0),this.mapping=A.mapping,this.channel=A.channel,this.wrapS=A.wrapS,this.wrapT=A.wrapT,this.magFilter=A.magFilter,this.minFilter=A.minFilter,this.anisotropy=A.anisotropy,this.format=A.format,this.internalFormat=A.internalFormat,this.type=A.type,this.offset.copy(A.offset),this.repeat.copy(A.repeat),this.center.copy(A.center),this.rotation=A.rotation,this.matrixAutoUpdate=A.matrixAutoUpdate,this.matrix.copy(A.matrix),this.generateMipmaps=A.generateMipmaps,this.premultiplyAlpha=A.premultiplyAlpha,this.flipY=A.flipY,this.unpackAlignment=A.unpackAlignment,this.colorSpace=A.colorSpace,this.renderTarget=A.renderTarget,this.isRenderTargetTexture=A.isRenderTargetTexture,this.isArrayTexture=A.isArrayTexture,this.userData=JSON.parse(JSON.stringify(A.userData)),this.needsUpdate=!0,this}setValues(A){for(let e in A){let t=A[e];if(t===void 0){console.warn(`THREE.Texture.setValues(): parameter '${e}' has value of undefined.`);continue}let r=this[e];if(r===void 0){console.warn(`THREE.Texture.setValues(): property '${e}' does not exist.`);continue}r&&t&&r.isVector2&&t.isVector2||r&&t&&r.isVector3&&t.isVector3||r&&t&&r.isMatrix3&&t.isMatrix3?r.copy(t):this[e]=t}}toJSON(A){let e=A===void 0||typeof A=="string";if(!e&&A.textures[this.uuid]!==void 0)return A.textures[this.uuid];let t={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(A).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&&(t.userData=this.userData),e||(A.textures[this.uuid]=t),t}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(A){if(this.mapping!==ah)return A;if(A.applyMatrix3(this.matrix),A.x<0||A.x>1)switch(this.wrapS){case oo:A.x=A.x-Math.floor(A.x);break;case Kt:A.x=A.x<0?0:1;break;case co:Math.abs(Math.floor(A.x)%2)===1?A.x=Math.ceil(A.x)-A.x:A.x=A.x-Math.floor(A.x);break}if(A.y<0||A.y>1)switch(this.wrapT){case oo:A.y=A.y-Math.floor(A.y);break;case Kt:A.y=A.y<0?0:1;break;case co:Math.abs(Math.floor(A.y)%2)===1?A.y=Math.ceil(A.y)-A.y:A.y=A.y-Math.floor(A.y);break}return this.flipY&&(A.y=1-A.y),A}set needsUpdate(A){A===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(A){A===!0&&this.pmremVersion++}};ot.DEFAULT_IMAGE=null;ot.DEFAULT_MAPPING=ah;ot.DEFAULT_ANISOTROPY=1;var ye=class n{constructor(A=0,e=0,t=0,r=1){n.prototype.isVector4=!0,this.x=A,this.y=e,this.z=t,this.w=r}get width(){return this.z}set width(A){this.z=A}get height(){return this.w}set height(A){this.w=A}set(A,e,t,r){return this.x=A,this.y=e,this.z=t,this.w=r,this}setScalar(A){return this.x=A,this.y=A,this.z=A,this.w=A,this}setX(A){return this.x=A,this}setY(A){return this.y=A,this}setZ(A){return this.z=A,this}setW(A){return this.w=A,this}setComponent(A,e){switch(A){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: "+A)}return this}getComponent(A){switch(A){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: "+A)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(A){return this.x=A.x,this.y=A.y,this.z=A.z,this.w=A.w!==void 0?A.w:1,this}add(A){return this.x+=A.x,this.y+=A.y,this.z+=A.z,this.w+=A.w,this}addScalar(A){return this.x+=A,this.y+=A,this.z+=A,this.w+=A,this}addVectors(A,e){return this.x=A.x+e.x,this.y=A.y+e.y,this.z=A.z+e.z,this.w=A.w+e.w,this}addScaledVector(A,e){return this.x+=A.x*e,this.y+=A.y*e,this.z+=A.z*e,this.w+=A.w*e,this}sub(A){return this.x-=A.x,this.y-=A.y,this.z-=A.z,this.w-=A.w,this}subScalar(A){return this.x-=A,this.y-=A,this.z-=A,this.w-=A,this}subVectors(A,e){return this.x=A.x-e.x,this.y=A.y-e.y,this.z=A.z-e.z,this.w=A.w-e.w,this}multiply(A){return this.x*=A.x,this.y*=A.y,this.z*=A.z,this.w*=A.w,this}multiplyScalar(A){return this.x*=A,this.y*=A,this.z*=A,this.w*=A,this}applyMatrix4(A){let e=this.x,t=this.y,r=this.z,i=this.w,s=A.elements;return this.x=s[0]*e+s[4]*t+s[8]*r+s[12]*i,this.y=s[1]*e+s[5]*t+s[9]*r+s[13]*i,this.z=s[2]*e+s[6]*t+s[10]*r+s[14]*i,this.w=s[3]*e+s[7]*t+s[11]*r+s[15]*i,this}divide(A){return this.x/=A.x,this.y/=A.y,this.z/=A.z,this.w/=A.w,this}divideScalar(A){return this.multiplyScalar(1/A)}setAxisAngleFromQuaternion(A){this.w=2*Math.acos(A.w);let e=Math.sqrt(1-A.w*A.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=A.x/e,this.y=A.y/e,this.z=A.z/e),this}setAxisAngleFromRotationMatrix(A){let e,t,r,i,o=A.elements,c=o[0],l=o[4],u=o[8],h=o[1],d=o[5],g=o[9],B=o[2],p=o[6],f=o[10];if(Math.abs(l-h)<.01&&Math.abs(u-B)<.01&&Math.abs(g-p)<.01){if(Math.abs(l+h)<.1&&Math.abs(u+B)<.1&&Math.abs(g+p)<.1&&Math.abs(c+d+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;let y=(c+1)/2,m=(d+1)/2,S=(f+1)/2,F=(l+h)/4,x=(u+B)/4,M=(g+p)/4;return y>m&&y>S?y<.01?(t=0,r=.707106781,i=.707106781):(t=Math.sqrt(y),r=F/t,i=x/t):m>S?m<.01?(t=.707106781,r=0,i=.707106781):(r=Math.sqrt(m),t=F/r,i=M/r):S<.01?(t=.707106781,r=.707106781,i=0):(i=Math.sqrt(S),t=x/i,r=M/i),this.set(t,r,i,e),this}let U=Math.sqrt((p-g)*(p-g)+(u-B)*(u-B)+(h-l)*(h-l));return Math.abs(U)<.001&&(U=1),this.x=(p-g)/U,this.y=(u-B)/U,this.z=(h-l)/U,this.w=Math.acos((c+d+f-1)/2),this}setFromMatrixPosition(A){let e=A.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(A){return this.x=Math.min(this.x,A.x),this.y=Math.min(this.y,A.y),this.z=Math.min(this.z,A.z),this.w=Math.min(this.w,A.w),this}max(A){return this.x=Math.max(this.x,A.x),this.y=Math.max(this.y,A.y),this.z=Math.max(this.z,A.z),this.w=Math.max(this.w,A.w),this}clamp(A,e){return this.x=YA(this.x,A.x,e.x),this.y=YA(this.y,A.y,e.y),this.z=YA(this.z,A.z,e.z),this.w=YA(this.w,A.w,e.w),this}clampScalar(A,e){return this.x=YA(this.x,A,e),this.y=YA(this.y,A,e),this.z=YA(this.z,A,e),this.w=YA(this.w,A,e),this}clampLength(A,e){let t=this.length();return this.divideScalar(t||1).multiplyScalar(YA(t,A,e))}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(A){return this.x*A.x+this.y*A.y+this.z*A.z+this.w*A.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(A){return this.normalize().multiplyScalar(A)}lerp(A,e){return this.x+=(A.x-this.x)*e,this.y+=(A.y-this.y)*e,this.z+=(A.z-this.z)*e,this.w+=(A.w-this.w)*e,this}lerpVectors(A,e,t){return this.x=A.x+(e.x-A.x)*t,this.y=A.y+(e.y-A.y)*t,this.z=A.z+(e.z-A.z)*t,this.w=A.w+(e.w-A.w)*t,this}equals(A){return A.x===this.x&&A.y===this.y&&A.z===this.z&&A.w===this.w}fromArray(A,e=0){return this.x=A[e],this.y=A[e+1],this.z=A[e+2],this.w=A[e+3],this}toArray(A=[],e=0){return A[e]=this.x,A[e+1]=this.y,A[e+2]=this.z,A[e+3]=this.w,A}fromBufferAttribute(A,e){return this.x=A.getX(e),this.y=A.getY(e),this.z=A.getZ(e),this.w=A.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}},fo=class extends vn{constructor(A=1,e=1,t={}){super(),t=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Gt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},t),this.isRenderTarget=!0,this.width=A,this.height=e,this.depth=t.depth,this.scissor=new ye(0,0,A,e),this.scissorTest=!1,this.viewport=new ye(0,0,A,e);let r={width:A,height:e,depth:t.depth},i=new ot(r);this.textures=[];let s=t.count;for(let a=0;a<s;a++)this.textures[a]=i.clone(),this.textures[a].isRenderTargetTexture=!0,this.textures[a].renderTarget=this;this._setTextureOptions(t),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=t.depthTexture,this.samples=t.samples,this.multiview=t.multiview}_setTextureOptions(A={}){let e={minFilter:Gt,generateMipmaps:!1,flipY:!1,internalFormat:null};A.mapping!==void 0&&(e.mapping=A.mapping),A.wrapS!==void 0&&(e.wrapS=A.wrapS),A.wrapT!==void 0&&(e.wrapT=A.wrapT),A.wrapR!==void 0&&(e.wrapR=A.wrapR),A.magFilter!==void 0&&(e.magFilter=A.magFilter),A.minFilter!==void 0&&(e.minFilter=A.minFilter),A.format!==void 0&&(e.format=A.format),A.type!==void 0&&(e.type=A.type),A.anisotropy!==void 0&&(e.anisotropy=A.anisotropy),A.colorSpace!==void 0&&(e.colorSpace=A.colorSpace),A.flipY!==void 0&&(e.flipY=A.flipY),A.generateMipmaps!==void 0&&(e.generateMipmaps=A.generateMipmaps),A.internalFormat!==void 0&&(e.internalFormat=A.internalFormat);for(let t=0;t<this.textures.length;t++)this.textures[t].setValues(e)}get texture(){return this.textures[0]}set texture(A){this.textures[0]=A}set depthTexture(A){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),A!==null&&(A.renderTarget=this),this._depthTexture=A}get depthTexture(){return this._depthTexture}setSize(A,e,t=1){if(this.width!==A||this.height!==e||this.depth!==t){this.width=A,this.height=e,this.depth=t;for(let r=0,i=this.textures.length;r<i;r++)this.textures[r].image.width=A,this.textures[r].image.height=e,this.textures[r].image.depth=t,this.textures[r].isArrayTexture=this.textures[r].image.depth>1;this.dispose()}this.viewport.set(0,0,A,e),this.scissor.set(0,0,A,e)}clone(){return new this.constructor().copy(this)}copy(A){this.width=A.width,this.height=A.height,this.depth=A.depth,this.scissor.copy(A.scissor),this.scissorTest=A.scissorTest,this.viewport.copy(A.viewport),this.textures.length=0;for(let e=0,t=A.textures.length;e<t;e++){this.textures[e]=A.textures[e].clone(),this.textures[e].isRenderTargetTexture=!0,this.textures[e].renderTarget=this;let r=Object.assign({},A.textures[e].image);this.textures[e].source=new li(r)}return this.depthBuffer=A.depthBuffer,this.stencilBuffer=A.stencilBuffer,this.resolveDepthBuffer=A.resolveDepthBuffer,this.resolveStencilBuffer=A.resolveStencilBuffer,A.depthTexture!==null&&(this.depthTexture=A.depthTexture.clone()),this.samples=A.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}},qt=class extends fo{constructor(A=1,e=1,t={}){super(A,e,t),this.isWebGLRenderTarget=!0}},us=class extends ot{constructor(A=null,e=1,t=1,r=1){super(null),this.isDataArrayTexture=!0,this.image={data:A,width:e,height:t,depth:r},this.magFilter=Et,this.minFilter=Et,this.wrapR=Kt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(A){this.layerUpdates.add(A)}clearLayerUpdates(){this.layerUpdates.clear()}};var po=class extends ot{constructor(A=null,e=1,t=1,r=1){super(null),this.isData3DTexture=!0,this.image={data:A,width:e,height:t,depth:r},this.magFilter=Et,this.minFilter=Et,this.wrapR=Kt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}};var Gn=class{constructor(A=new R(1/0,1/0,1/0),e=new R(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=A,this.max=e}set(A,e){return this.min.copy(A),this.max.copy(e),this}setFromArray(A){this.makeEmpty();for(let e=0,t=A.length;e<t;e+=3)this.expandByPoint(Pt.fromArray(A,e));return this}setFromBufferAttribute(A){this.makeEmpty();for(let e=0,t=A.count;e<t;e++)this.expandByPoint(Pt.fromBufferAttribute(A,e));return this}setFromPoints(A){this.makeEmpty();for(let e=0,t=A.length;e<t;e++)this.expandByPoint(A[e]);return this}setFromCenterAndSize(A,e){let t=Pt.copy(e).multiplyScalar(.5);return this.min.copy(A).sub(t),this.max.copy(A).add(t),this}setFromObject(A,e=!1){return this.makeEmpty(),this.expandByObject(A,e)}clone(){return new this.constructor().copy(this)}copy(A){return this.min.copy(A.min),this.max.copy(A.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(A){return this.isEmpty()?A.set(0,0,0):A.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(A){return this.isEmpty()?A.set(0,0,0):A.subVectors(this.max,this.min)}expandByPoint(A){return this.min.min(A),this.max.max(A),this}expandByVector(A){return this.min.sub(A),this.max.add(A),this}expandByScalar(A){return this.min.addScalar(-A),this.max.addScalar(A),this}expandByObject(A,e=!1){A.updateWorldMatrix(!1,!1);let t=A.geometry;if(t!==void 0){let i=t.getAttribute("position");if(e===!0&&i!==void 0&&A.isInstancedMesh!==!0)for(let s=0,a=i.count;s<a;s++)A.isMesh===!0?A.getVertexPosition(s,Pt):Pt.fromBufferAttribute(i,s),Pt.applyMatrix4(A.matrixWorld),this.expandByPoint(Pt);else A.boundingBox!==void 0?(A.boundingBox===null&&A.computeBoundingBox(),Pa.copy(A.boundingBox)):(t.boundingBox===null&&t.computeBoundingBox(),Pa.copy(t.boundingBox)),Pa.applyMatrix4(A.matrixWorld),this.union(Pa)}let r=A.children;for(let i=0,s=r.length;i<s;i++)this.expandByObject(r[i],e);return this}containsPoint(A){return A.x>=this.min.x&&A.x<=this.max.x&&A.y>=this.min.y&&A.y<=this.max.y&&A.z>=this.min.z&&A.z<=this.max.z}containsBox(A){return this.min.x<=A.min.x&&A.max.x<=this.max.x&&this.min.y<=A.min.y&&A.max.y<=this.max.y&&this.min.z<=A.min.z&&A.max.z<=this.max.z}getParameter(A,e){return e.set((A.x-this.min.x)/(this.max.x-this.min.x),(A.y-this.min.y)/(this.max.y-this.min.y),(A.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(A){return A.max.x>=this.min.x&&A.min.x<=this.max.x&&A.max.y>=this.min.y&&A.min.y<=this.max.y&&A.max.z>=this.min.z&&A.min.z<=this.max.z}intersectsSphere(A){return this.clampPoint(A.center,Pt),Pt.distanceToSquared(A.center)<=A.radius*A.radius}intersectsPlane(A){let e,t;return A.normal.x>0?(e=A.normal.x*this.min.x,t=A.normal.x*this.max.x):(e=A.normal.x*this.max.x,t=A.normal.x*this.min.x),A.normal.y>0?(e+=A.normal.y*this.min.y,t+=A.normal.y*this.max.y):(e+=A.normal.y*this.max.y,t+=A.normal.y*this.min.y),A.normal.z>0?(e+=A.normal.z*this.min.z,t+=A.normal.z*this.max.z):(e+=A.normal.z*this.max.z,t+=A.normal.z*this.min.z),e<=-A.constant&&t>=-A.constant}intersectsTriangle(A){if(this.isEmpty())return!1;this.getCenter(As),Oa.subVectors(this.max,As),qr.subVectors(A.a,As),$r.subVectors(A.b,As),jr.subVectors(A.c,As),Hn.subVectors($r,qr),Ln.subVectors(jr,$r),pr.subVectors(qr,jr);let e=[0,-Hn.z,Hn.y,0,-Ln.z,Ln.y,0,-pr.z,pr.y,Hn.z,0,-Hn.x,Ln.z,0,-Ln.x,pr.z,0,-pr.x,-Hn.y,Hn.x,0,-Ln.y,Ln.x,0,-pr.y,pr.x,0];return!Eu(e,qr,$r,jr,Oa)||(e=[1,0,0,0,1,0,0,0,1],!Eu(e,qr,$r,jr,Oa))?!1:(Na.crossVectors(Hn,Ln),e=[Na.x,Na.y,Na.z],Eu(e,qr,$r,jr,Oa))}clampPoint(A,e){return e.copy(A).clamp(this.min,this.max)}distanceToPoint(A){return this.clampPoint(A,Pt).distanceTo(A)}getBoundingSphere(A){return this.isEmpty()?A.makeEmpty():(this.getCenter(A.center),A.radius=this.getSize(Pt).length()*.5),A}intersect(A){return this.min.max(A.min),this.max.min(A.max),this.isEmpty()&&this.makeEmpty(),this}union(A){return this.min.min(A.min),this.max.max(A.max),this}applyMatrix4(A){return this.isEmpty()?this:(dn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(A),dn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(A),dn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(A),dn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(A),dn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(A),dn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(A),dn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(A),dn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(A),this.setFromPoints(dn),this)}translate(A){return this.min.add(A),this.max.add(A),this}equals(A){return A.min.equals(this.min)&&A.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(A){return this.min.fromArray(A.min),this.max.fromArray(A.max),this}},dn=[new R,new R,new R,new R,new R,new R,new R,new R],Pt=new R,Pa=new Gn,qr=new R,$r=new R,jr=new R,Hn=new R,Ln=new R,pr=new R,As=new R,Oa=new R,Na=new R,gr=new R;function Eu(n,A,e,t,r){for(let i=0,s=n.length-3;i<=s;i+=3){gr.fromArray(n,i);let a=r.x*Math.abs(gr.x)+r.y*Math.abs(gr.y)+r.z*Math.abs(gr.z),o=A.dot(gr),c=e.dot(gr),l=t.dot(gr);if(Math.max(-Math.max(o,c,l),Math.min(o,c,l))>a)return!1}return!0}var mC=new Gn,es=new R,xu=new R,ui=class{constructor(A=new R,e=-1){this.isSphere=!0,this.center=A,this.radius=e}set(A,e){return this.center.copy(A),this.radius=e,this}setFromPoints(A,e){let t=this.center;e!==void 0?t.copy(e):mC.setFromPoints(A).getCenter(t);let r=0;for(let i=0,s=A.length;i<s;i++)r=Math.max(r,t.distanceToSquared(A[i]));return this.radius=Math.sqrt(r),this}copy(A){return this.center.copy(A.center),this.radius=A.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(A){return A.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(A){return A.distanceTo(this.center)-this.radius}intersectsSphere(A){let e=this.radius+A.radius;return A.center.distanceToSquared(this.center)<=e*e}intersectsBox(A){return A.intersectsSphere(this)}intersectsPlane(A){return Math.abs(A.distanceToPoint(this.center))<=this.radius}clampPoint(A,e){let t=this.center.distanceToSquared(A);return e.copy(A),t>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(A){return this.isEmpty()?(A.makeEmpty(),A):(A.set(this.center,this.center),A.expandByScalar(this.radius),A)}applyMatrix4(A){return this.center.applyMatrix4(A),this.radius=this.radius*A.getMaxScaleOnAxis(),this}translate(A){return this.center.add(A),this}expandByPoint(A){if(this.isEmpty())return this.center.copy(A),this.radius=0,this;es.subVectors(A,this.center);let e=es.lengthSq();if(e>this.radius*this.radius){let t=Math.sqrt(e),r=(t-this.radius)*.5;this.center.addScaledVector(es,r/t),this.radius+=r}return this}union(A){return A.isEmpty()?this:this.isEmpty()?(this.copy(A),this):(this.center.equals(A.center)===!0?this.radius=Math.max(this.radius,A.radius):(xu.subVectors(A.center,this.center).setLength(A.radius),this.expandByPoint(es.copy(A.center).add(xu)),this.expandByPoint(es.copy(A.center).sub(xu))),this)}equals(A){return A.center.equals(this.center)&&A.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(A){return this.radius=A.radius,this.center.fromArray(A.center),this}},pn=new R,Qu=new R,Ka=new R,Rn=new R,_u=new R,Ga=new R,Su=new R,go=class{constructor(A=new R,e=new R(0,0,-1)){this.origin=A,this.direction=e}set(A,e){return this.origin.copy(A),this.direction.copy(e),this}copy(A){return this.origin.copy(A.origin),this.direction.copy(A.direction),this}at(A,e){return e.copy(this.origin).addScaledVector(this.direction,A)}lookAt(A){return this.direction.copy(A).sub(this.origin).normalize(),this}recast(A){return this.origin.copy(this.at(A,pn)),this}closestPointToPoint(A,e){e.subVec