代码语言：html

所属分类：其他

代码由glm-5.3-flash ai生成，可能有错误，仅供参考：点击查看提示词

代码描述：悉尼蓝花楹街角三维微缩场景

代码标签： three 悉尼 蓝花楹 街角 三维 微缩 场景 代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover">
<title>蓝花楹街角 · Sydney Jacaranda Corner</title>
<meta name="description" content="Three.js 三渲二微缩场景：悉尼历史街区转角建筑与蓝花楹。可拖拽旋转缩放，白天 / 黄昏 / 夜晚切换。">
<style>
  html, body { margin: 0; padding: 0; height: 100%; overflow: hidden; background: #f7f4ec; }
  #app { position: fixed; inset: 0; }
</style>
</head>
<body>
<div id="app"></div>
<script type="module">
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e=t.elements,n=e[0],s=e[4],r=e[8],o=e[1],a=e[5],l=e[9],c=e[2],h=e[6],u=e[10],d=n+a+u;if(d>0){let f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-l)*f,this._y=(r-c)*f,this._z=(o-s)*f}else if(n>a&&n>u){let f=2*Math.sqrt(1+n-a-u);this._w=(h-l)/f,this._x=.25*f,this._y=(s+o)/f,this._z=(r+c)/f}else if(a>u){let f=2*Math.sqrt(1+a-n-u);this._w=(r-c)/f,this._x=(s+o)/f,this._y=.25*f,this._z=(l+h)/f}else{let f=2*Math.sqrt(1+u-n-a);this._w=(o-s)/f,this._x=(r+c)/f,this._y=(l+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<1e-8?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(Qt(this.dot(t),-1,1)))}rotateTowards(t,e){let n=this.angleTo(t);if(n===0)return this;let s=Math.min(1,e/n);return this.slerp(t,s),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){let n=t._x,s=t._y,r=t._z,o=t._w,a=e._x,l=e._y,c=e._z,h=e._w;return this._x=n*h+o*a+s*c-r*l,this._y=s*h+o*l+r*a-n*c,this._z=r*h+o*c+n*l-s*a,this._w=o*h-n*a-s*l-r*c,this._onChangeCallback(),this}slerp(t,e){let n=t._x,s=t._y,r=t._z,o=t._w,a=this.dot(t);a<0&&(n=-n,s=-s,r=-r,o=-o,a=-a);let l=1-e;if(a<.9995){let c=Math.acos(a),h=Math.sin(c);l=Math.sin(l*c)/h,e=Math.sin(e*c)/h,this._x=this._x*l+n*e,this._y=this._y*l+s*e,this._z=this._z*l+r*e,this._w=this._w*l+o*e,this._onChangeCallback()}else this._x=this._x*l+n*e,this._y=this._y*l+s*e,this._z=this._z*l+r*e,this._w=this._w*l+o*e,this.normalize();return this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){let t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),n=Math.random(),s=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*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}},Sc=class Sc{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return n===void 0&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("THREE.Vector3: 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("THREE.Vector3: 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(lh.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(lh.setFromAxisAngle(t,e))}applyMatrix3(t){let e=this.x,n=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*s,this.y=r[1]*e+r[4]*n+r[7]*s,this.z=r[2]*e+r[5]*n+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){let e=this.x,n=this.y,s=this.z,r=t.elements,o=1/(r[3]*e+r[7]*n+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*s+r[12])*o,this.y=(r[1]*e+r[5]*n+r[9]*s+r[13])*o,this.z=(r[2]*e+r[6]*n+r[10]*s+r[14])*o,this}applyQuaternion(t){let e=this.x,n=this.y,s=this.z,r=t.x,o=t.y,a=t.z,l=t.w,c=2*(o*s-a*n),h=2*(a*e-r*s),u=2*(r*n-o*e);return this.x=e+l*c+o*u-a*h,this.y=n+l*h+a*c-r*u,this.z=s+l*u+r*h-o*c,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){let e=this.x,n=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*s,this.y=r[1]*e+r[5]*n+r[9]*s,this.z=r[2]*e+r[6]*n+r[10]*s,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=Qt(this.x,t.x,e.x),this.y=Qt(this.y,t.y,e.y),this.z=Qt(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=Qt(this.x,t,e),this.y=Qt(this.y,t,e),this.z=Qt(this.z,t,e),this}clampLength(t,e){let n=this.length();return this.divideScalar(n||1).multiplyScalar(Qt(n,t,e))}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,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){let n=t.x,s=t.y,r=t.z,o=e.x,a=e.y,l=e.z;return this.x=s*l-r*a,this.y=r*o-n*l,this.z=n*a-s*o,this}projectOnVector(t){let e=t.lengthSq();if(e===0)return this.set(0,0,0);let n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return ll.copy(this).projectOnVector(t),this.sub(ll)}reflect(t){return this.sub(ll.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){let e=Math.sqrt(this.lengthSq()*t.lengthSq());if(e===0)return Math.PI/2;let n=this.dot(t)/e;return Math.acos(Qt(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){let e=this.x-t.x,n=this.y-t.y,s=this.z-t.z;return e*e+n*n+s*s}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,n){let s=Math.sin(e)*t;return this.x=s*Math.sin(n),this.y=Math.cos(e)*t,this.z=s*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){let e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){let e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=s,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(){let t=Math.random()*Math.PI*2,e=Math.random()*2-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}};Sc.prototype.isVector3=!0;var C=Sc,ll=new C,lh=new Ie,bc=class bc{constructor(t,e,n,s,r,o,a,l,c){this.elements=[1,0,0,0,1,0,0,0,1],t!==void 0&&this.set(t,e,n,s,r,o,a,l,c)}set(t,e,n,s,r,o,a,l,c){let h=this.elements;return h[0]=t,h[1]=s,h[2]=a,h[3]=e,h[4]=r,h[5]=l,h[6]=n,h[7]=o,h[8]=c,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){let e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){let e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){let n=t.elements,s=e.elements,r=this.elements,o=n[0],a=n[3],l=n[6],c=n[1],h=n[4],u=n[7],d=n[2],f=n[5],g=n[8],M=s[0],p=s[3],m=s[6],y=s[1],b=s[4],S=s[7],R=s[2],w=s[5],x=s[8];return r[0]=o*M+a*y+l*R,r[3]=o*p+a*b+l*w,r[6]=o*m+a*S+l*x,r[1]=c*M+h*y+u*R,r[4]=c*p+h*b+u*w,r[7]=c*m+h*S+u*x,r[2]=d*M+f*y+g*R,r[5]=d*p+f*b+g*w,r[8]=d*m+f*S+g*x,this}multiplyScalar(t){let 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(){let t=this.elements,e=t[0],n=t[1],s=t[2],r=t[3],o=t[4],a=t[5],l=t[6],c=t[7],h=t[8];return e*o*h-e*a*c-n*r*h+n*a*l+s*r*c-s*o*l}invert(){let t=this.elements,e=t[0],n=t[1],s=t[2],r=t[3],o=t[4],a=t[5],l=t[6],c=t[7],h=t[8],u=h*o-a*c,d=a*l-h*r,f=c*r-o*l,g=e*u+n*d+s*f;if(g===0)return this.set(0,0,0,0,0,0,0,0,0);let M=1/g;return t[0]=u*M,t[1]=(s*c-h*n)*M,t[2]=(a*n-s*o)*M,t[3]=d*M,t[4]=(h*e-s*l)*M,t[5]=(s*r-a*e)*M,t[6]=f*M,t[7]=(n*l-c*e)*M,t[8]=(o*e-n*r)*M,this}transpose(){let t,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){let e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,s,r,o,a){let l=Math.cos(r),c=Math.sin(r);return this.set(n*l,n*c,-n*(l*o+c*a)+o+t,-s*c,s*l,-s*(-c*o+l*a)+a+e,0,0,1),this}scale(t,e){return Js("Matrix3: .scale() is deprecated. Use .makeScale() instead."),this.premultiply(cl.makeScale(t,e)),this}rotate(t){return Js("Matrix3: .rotate() is deprecated. Use .makeRotation() instead."),this.premultiply(cl.makeRotation(-t)),this}translate(t,e){return Js("Matrix3: .translate() is deprecated. Use .makeTranslation() instead."),this.premultiply(cl.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){let e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,n,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){let e=this.elements,n=t.elements;for(let s=0;s<9;s++)if(e[s]!==n[s])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){let n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return new this.constructor().fromArray(this.elements)}};bc.prototype.isMatrix3=!0;var Wt=bc,cl=new Wt,ch=new Wt().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),hh=new Wt().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Qd(){let i={enabled:!0,workingColorSpace:er,spaces:{},convert:function(s,r,o){return this.enabled===!1||r===o||!r||!o||(this.spaces[r].transfer===me&&(s.r=Yn(s.r),s.g=Yn(s.g),s.b=Yn(s.b)),this.spaces[r].primaries!==this.spaces[o].primaries&&(s.applyMatrix3(this.spaces[r].toXYZ),s.applyMatrix3(this.spaces[o].fromXYZ)),this.spaces[o].transfer===me&&(s.r=hs(s.r),s.g=hs(s.g),s.b=hs(s.b))),s},workingToColorSpace:function(s,r){return this.convert(s,this.workingColorSpace,r)},colorSpaceToWorking:function(s,r){return this.convert(s,r,this.workingColorSpace)},getPrimaries:function(s){return this.spaces[s].primaries},getTransfer:function(s){return s===ei?nr:this.spaces[s].transfer},getToneMappingMode:function(s){return this.spaces[s].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(s,r=this.workingColorSpace){return s.fromArray(this.spaces[r].luminanceCoefficients)},define:function(s){Object.assign(this.spaces,s)},_getMatrix:function(s,r,o){return s.copy(this.spaces[o].fromXYZ).multiply(this.spaces[r].toXYZ)},_getDrawingBufferColorSpace:function(s){return this.spaces[s].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(s=this.workingColorSpace){return this.spaces[s].workingColorSpaceConfig.unpackColorSpace}},t=[.64,.33,.3,.6,.15,.06],e=[.2126,.7152,.0722],n=[.3127,.329];return i.define({[er]:{primaries:t,whitePoint:n,transfer:nr,toXYZ:ch,fromXYZ:hh,luminanceCoefficients:e,workingColorSpaceConfig:{unpackColorSpace:Pe},outputColorSpaceConfig:{drawingBufferColorSpace:Pe}},[Pe]:{primaries:t,whitePoint:n,transfer:me,toXYZ:ch,fromXYZ:hh,luminanceCoefficients:e,outputColorSpaceConfig:{drawingBufferColorSpace:Pe}}}),i}var oe=Qd();function Yn(i){return i<.04045?i*.0773993808:Math.pow(i*.9478672986+.0521327014,2.4)}function hs(i){return i<.0031308?i*12.92:1.055*Math.pow(i,.41666)-.055}var qi,Oo=class{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src)||typeof HTMLCanvasElement>"u")return t.src;let n;if(t instanceof HTMLCanvasElement)n=t;else{qi===void 0&&(qi=ir("canvas")),qi.width=t.width,qi.height=t.height;let s=qi.getContext("2d");t instanceof ImageData?s.putImageData(t,0,0):s.drawImage(t,0,0,t.width,t.height),n=qi}return n.toDataURL(e)}static sRGBToLinear(t){if(typeof HTMLImageElement<"u"&&t instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&t instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&t instanceof ImageBitmap){let e=ir("canvas");e.width=t.width,e.height=t.height;let n=e.getContext("2d");n.drawImage(t,0,0,t.width,t.height);let s=n.getImageData(0,0,t.width,t.height),r=s.data;for(let o=0;o<r.length;o++)r[o]=Yn(r[o]/255)*255;return n.putImageData(s,0,0),e}else if(t.data){let e=t.data.slice(0);for(let n=0;n<e.length;n++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[n]=Math.floor(Yn(e[n]/255)*255):e[n]=Yn(e[n]);return{data:e,width:t.width,height:t.height}}else return Gt("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}},tf=0,gs=class{constructor(t=null){this.isTextureSource=!0,Object.defineProperty(this,"id",{value:tf++}),this.uuid=ni(),this.data=t,this.dataReady=!0,this.version=0}getSize(t){let e=this.data;return typeof HTMLVideoElement<"u"&&e instanceof HTMLVideoElement?t.set(e.videoWidth,e.videoHeight,0):typeof VideoFrame<"u"&&e instanceof VideoFrame?t.set(e.displayWidth,e.displayHeight,0):e!==null?t.set(e.width||0,e.height||0,e.depth||0):t.set(0,0,0),t}set needsUpdate(t){t===!0&&this.version++}toJSON(t){let e=t===void 0||typeof t=="string";if(!e&&t.images[this.uuid]!==void 0)return t.images[this.uuid];let n={uuid:this.uuid,url:""},s=this.data;if(s!==null){let r;if(Array.isArray(s)){r=[];for(let o=0,a=s.length;o<a;o++)s[o].isDataTexture?r.push(hl(s[o].image)):r.push(hl(s[o]))}else r=hl(s);n.url=r}return e||(t.images[this.uuid]=n),n}};function hl(i){return typeof HTMLImageElement<"u"&&i instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&i instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&i instanceof ImageBitmap?Oo.getDataURL(i):i.data?{data:Array.from(i.data),width:i.width,height:i.height,type:i.data.constructor.name}:(Gt("Texture: Unable to serialize Texture."),{})}var ef=0,ul=new C,je=class i extends xn{constructor(t=i.DEFAULT_IMAGE,e=i.DEFAULT_MAPPING,n=An,s=An,r=$e,o=Qn,a=En,l=en,c=i.DEFAULT_ANISOTROPY,h=ei){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:ef++}),this.uuid=ni(),this.name="",this.source=new gs(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=n,this.wrapT=s,this.magFilter=r,this.minFilter=o,this.anisotropy=c,this.format=a,this.internalFormat=null,this.type=l,this.offset=new nt(0,0),this.repeat=new nt(1,1),this.center=new nt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Wt,this.generateMipmaps=!0,this.mipmapsAutoUpdate=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(t&&t.depth&&t.depth>1),this.pmremVersion=0,this.isPMREMTexture=!1,this.normalized=!1}get width(){return this.source.getSize(ul).x}get height(){return this.source.getSize(ul).y}get depth(){return this.source.getSize(ul).z}get image(){return this.source.data}set image(t){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)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}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.normalized=t.normalized,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.mipmapsAutoUpdate=t.mipmapsAutoUpdate,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isPMREMTexture=t.isPMREMTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(let e in t){let n=t[e];if(n===void 0){Gt(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}let s=this[e];if(s===void 0){Gt(`Texture.setValues(): property '${e}' does not exist.`);continue}s&&n&&s.isVector2&&n.isVector2||s&&n&&s.isVector3&&n.isVector3||s&&n&&s.isMatrix3&&n.isMatrix3?s.copy(n):this[e]=n}}toJSON(t){let e=t===void 0||typeof t=="string";if(!e&&t.textures[this.uuid]!==void 0)return t.textures[this.uuid];let n={metadata:{version:4.7,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,normalized:this.normalized,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,mipmapsAutoUpdate:this.mipmapsAutoUpdate,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==tc)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case ds:t.x=t.x-Math.floor(t.x);break;case An:t.x=t.x<0?0:1;break;case Uo: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 ds:t.y=t.y-Math.floor(t.y);break;case An:t.y=t.y<0?0:1;break;case Uo: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++}};je.DEFAULT_IMAGE=null;je.DEFAULT_MAPPING=tc;je.DEFAULT_ANISOTROPY=1;var Ec=class Ec{constructor(t=0,e=0,n=0,s=1){this.x=t,this.y=e,this.z=n,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,s){return this.x=t,this.y=e,this.z=n,this.w=s,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("THREE.Vector4: 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("THREE.Vector4: 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){let e=this.x,n=this.y,s=this.z,r=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*s+o[12]*r,this.y=o[1]*e+o[5]*n+o[9]*s+o[13]*r,this.z=o[2]*e+o[6]*n+o[10]*s+o[14]*r,this.w=o[3]*e+o[7]*n+o[11]*s+o[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);let 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,n,s,r,l=t.elements,c=l[0],h=l[4],u=l[8],d=l[1],f=l[5],g=l[9],M=l[2],p=l[6],m=l[10];if(Math.abs(h-d)<.01&&Math.abs(u-M)<.01&&Math.abs(g-p)<.01){if(Math.abs(h+d)<.1&&Math.abs(u+M)<.1&&Math.abs(g+p)<.1&&Math.abs(c+f+m-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;let b=(c+1)/2,S=(f+1)/2,R=(m+1)/2,w=(h+d)/4,x=(u+M)/4,v=(g+p)/4;return b>S&&b>R?b<.01?(n=0,s=.707106781,r=.707106781):(n=Math.sqrt(b),s=w/n,r=x/n):S>R?S<.01?(n=.707106781,s=0,r=.707106781):(s=Math.sqrt(S),n=w/s,r=v/s):R<.01?(n=.707106781,s=.707106781,r=0):(r=Math.sqrt(R),n=x/r,s=v/r),this.set(n,s,r,e),this}let y=Math.sqrt((p-g)*(p-g)+(u-M)*(u-M)+(d-h)*(d-h));return Math.abs(y)<.001&&(y=1),this.x=(p-g)/y,this.y=(u-M)/y,this.z=(d-h)/y,this.w=Math.acos((c+f+m-1)/2),this}setFromMatrixPosition(t){let 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=Qt(this.x,t.x,e.x),this.y=Qt(this.y,t.y,e.y),this.z=Qt(this.z,t.z,e.z),this.w=Qt(this.w,t.w,e.w),this}clampScalar(t,e){return this.x=Qt(this.x,t,e),this.y=Qt(this.y,t,e),this.z=Qt(this.z,t,e),this.w=Qt(this.w,t,e),this}clampLength(t,e){let n=this.length();return this.divideScalar(n||1).multiplyScalar(Qt(n,t,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(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){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}};Ec.prototype.isVector4=!0;var Se=Ec,Bo=class extends xn{constructor(t=1,e=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:$e,depthBuffer:!0,stencilBuffer:!1,resolveColorBuffer:!0,resolveDepthBuffer:!0,resolveStencilBuffer:!0,storeMultisampledColorBuffer:!0,storeMultisampledDepthBuffer:!0,storeMultisampledStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1,useArrayDepthTexture:!1},n),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=n.depth,this.scissor=new Se(0,0,t,e),this.scissorTest=!1,this.viewport=new Se(0,0,t,e),this.textures=[];let s=n.count;for(let r=0;r<s;r++)this.textures[r]=new je({width:t,height:e,depth:n.depth}),this.textures[r].isRenderTargetTexture=!0,this.textures[r].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveColorBuffer=n.resolveColorBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.storeMultisampledColorBuffer=n.storeMultisampledColorBuffer,this.storeMultisampledDepthBuffer=n.storeMultisampledDepthBuffer,this.storeMultisampledStencilBuffer=n.storeMultisampledStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview,this.useArrayDepthTexture=n.useArrayDepthTexture}_setTextureOptions(t={}){let e={minFilter:$e,generateMipmaps:!1,flipY:!1,internalFormat:null};t.mapping!==void 0&&(e.mapping=t.mapping),t.wrapS!==void 0&&(e.wrapS=t.wrapS),t.wrapT!==void 0&&(e.wrapT=t.wrapT),t.wrapR!==void 0&&(e.wrapR=t.wrapR),t.magFilter!==void 0&&(e.magFilter=t.magFilter),t.minFilter!==void 0&&(e.minFilter=t.minFilter),t.format!==void 0&&(e.format=t.format),t.type!==void 0&&(e.type=t.type),t.anisotropy!==void 0&&(e.anisotropy=t.anisotropy),t.colorSpace!==void 0&&(e.colorSpace=t.colorSpace),t.flipY!==void 0&&(e.flipY=t.flipY),t.generateMipmaps!==void 0&&(e.generateMipmaps=t.generateMipmaps),t.mipmapsAutoUpdate!==void 0&&(e.mipmapsAutoUpdate=t.mipmapsAutoUpdate),t.internalFormat!==void 0&&(e.internalFormat=t.internalFormat);for(let n=0;n<this.textures.length;n++)this.textures[n].setValues(e)}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}set depthTexture(t){this._depthTexture!==null&&this._depthTexture.renderTarget===this&&(this._depthTexture.renderTarget=null),t!==null&&t.renderTarget===null&&(t.renderTarget=this),this._depthTexture=t}get depthTexture(){return this._depthTexture}setSize(t,e,n=1){if(this.width!==t||this.height!==e||this.depth!==n){this.width=t,this.height=e,this.depth=n;for(let s=0,r=this.textures.length;s<r;s++)this.textures[s].image.width=t,this.textures[s].image.height=e,this.textures[s].image.depth=n,this.textures[s].isData3DTexture!==!0&&(this.textures[s].isArrayTexture=this.textures[s].image.depth>1);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 e=0,n=t.textures.length;e<n;e++){this.textures[e]=t.textures[e].clone(),this.textures[e].isRenderTargetTexture=!0,this.textures[e].renderTarget=this;let s=Object.assign({},t.textures[e].image);this.textures[e].source=new gs(s)}if(this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveColorBuffer=t.resolveColorBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,this.storeMultisampledColorBuffer=t.storeMultisampledColorBuffer,this.storeMultisampledDepthBuffer=t.storeMultisampledDepthBuffer,this.storeMultisampledStencilBuffer=t.storeMultisampledStencilBuffer,t.depthTexture!==null)if(t.depthTexture.renderTarget===t){let e=t.depthTexture.clone();e.renderTarget=null,this.depthTexture=e}else this.depthTexture=t.depthTexture;else this.depthTexture=null;return this.samples=t.samples,this.multiview=t.multiview,this.useArrayDepthTexture=t.useArrayDepthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}},an=class extends Bo{constructor(t=1,e=1,n={}){super(t,e,n),this.isWebGLRenderTarget=!0}},rr=class extends je{constructor(t=null,e=1,n=1,s=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:n,depth:s},this.magFilter=Ae,this.minFilter=Ae,this.wrapR=An,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}copy(t){return super.copy(t),this.wrapR=t.wrapR,this}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}};var zo=class extends je{constructor(t=null,e=1,n=1,s=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:n,depth:s},this.magFilter=Ae,this.minFilter=Ae,this.wrapR=An,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}copy(t){return super.copy(t),this.wrapR=t.wrapR,this}};var aa=class aa{constructor(t,e,n,s,r,o,a,l,c,h,u,d,f,g,M,p){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,n,s,r,o,a,l,c,h,u,d,f,g,M,p)}set(t,e,n,s,r,o,a,l,c,h,u,d,f,g,M,p){let m=this.elements;return m[0]=t,m[4]=e,m[8]=n,m[12]=s,m[1]=r,m[5]=o,m[9]=a,m[13]=l,m[2]=c,m[6]=h,m[10]=u,m[14]=d,m[3]=f,m[7]=g,m[11]=M,m[15]=p,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new aa().fromArray(this.elements)}copy(t){let e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){let e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){let e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return this.determinantAffine()===0?(t.set(1,0,0),e.set(0,1,0),n.set(0,0,1),this):(t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this)}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){if(t.determinantAffine()===0)return this.identity();let e=this.elements,n=t.elements,s=1/Yi.setFromMatrixColumn(t,0).length(),r=1/Yi.setFromMatrixColumn(t,1).length(),o=1/Yi.setFromMatrixColumn(t,2).length();return e[0]=n[0]*s,e[1]=n[1]*s,e[2]=n[2]*s,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){let e=this.elements,n=t.x,s=t.y,r=t.z,o=Math.cos(n),a=Math.sin(n),l=Math.cos(s),c=Math.sin(s),h=Math.cos(r),u=Math.sin(r);if(t.order==="XYZ"){let d=o*h,f=o*u,g=a*h,M=a*u;e[0]=l*h,e[4]=-l*u,e[8]=c,e[1]=f+g*c,e[5]=d-M*c,e[9]=-a*l,e[2]=M-d*c,e[6]=g+f*c,e[10]=o*l}else if(t.order==="YXZ"){let d=l*h,f=l*u,g=c*h,M=c*u;e[0]=d+M*a,e[4]=g*a-f,e[8]=o*c,e[1]=o*u,e[5]=o*h,e[9]=-a,e[2]=f*a-g,e[6]=M+d*a,e[10]=o*l}else if(t.order==="ZXY"){let d=l*h,f=l*u,g=c*h,M=c*u;e[0]=d-M*a,e[4]=-o*u,e[8]=g+f*a,e[1]=f+g*a,e[5]=o*h,e[9]=M-d*a,e[2]=-o*c,e[6]=a,e[10]=o*l}else if(t.order==="ZYX"){let d=o*h,f=o*u,g=a*h,M=a*u;e[0]=l*h,e[4]=g*c-f,e[8]=d*c+M,e[1]=l*u,e[5]=M*c+d,e[9]=f*c-g,e[2]=-c,e[6]=a*l,e[10]=o*l}else if(t.order==="YZX"){let d=o*l,f=o*c,g=a*l,M=a*c;e[0]=l*h,e[4]=M-d*u,e[8]=g*u+f,e[1]=u,e[5]=o*h,e[9]=-a*h,e[2]=-c*h,e[6]=f*u+g,e[10]=d-M*u}else if(t.order==="XZY"){let d=o*l,f=o*c,g=a*l,M=a*c;e[0]=l*h,e[4]=-u,e[8]=c*h,e[1]=d*u+M,e[5]=o*h,e[9]=f*u-g,e[2]=g*u-f,e[6]=a*h,e[10]=M*u+d}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(nf,t,sf)}lookAt(t,e,n){let s=this.elements;return sn.subVectors(t,e),sn.lengthSq()===0&&(sn.z=1),sn.normalize(),oi.crossVectors(n,sn),oi.lengthSq()===0&&(Math.abs(n.z)===1?sn.x+=1e-4:sn.z+=1e-4,sn.normalize(),oi.crossVectors(n,sn)),oi.normalize(),Qr.crossVectors(sn,oi),s[0]=oi.x,s[4]=Qr.x,s[8]=sn.x,s[1]=oi.y,s[5]=Qr.y,s[9]=sn.y,s[2]=oi.z,s[6]=Qr.z,s[10]=sn.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){let n=t.elements,s=e.elements,r=this.elements,o=n[0],a=n[4],l=n[8],c=n[12],h=n[1],u=n[5],d=n[9],f=n[13],g=n[2],M=n[6],p=n[10],m=n[14],y=n[3],b=n[7],S=n[11],R=n[15],w=s[0],x=s[4],v=s[8],I=s[12],T=s[1],D=s[5],O=s[9],G=s[13],P=s[2],H=s[6],X=s[10],k=s[14],it=s[3],W=s[7],Q=s[11],et=s[15];return r[0]=o*w+a*T+l*P+c*it,r[4]=o*x+a*D+l*H+c*W,r[8]=o*v+a*O+l*X+c*Q,r[12]=o*I+a*G+l*k+c*et,r[1]=h*w+u*T+d*P+f*it,r[5]=h*x+u*D+d*H+f*W,r[9]=h*v+u*O+d*X+f*Q,r[13]=h*I+u*G+d*k+f*et,r[2]=g*w+M*T+p*P+m*it,r[6]=g*x+M*D+p*H+m*W,r[10]=g*v+M*O+p*X+m*Q,r[14]=g*I+M*G+p*k+m*et,r[3]=y*w+b*T+S*P+R*it,r[7]=y*x+b*D+S*H+R*W,r[11]=y*v+b*O+S*X+R*Q,r[15]=y*I+b*G+S*k+R*et,this}multiplyScalar(t){let e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){let t=this.elements,e=t[0],n=t[4],s=t[8],r=t[12],o=t[1],a=t[5],l=t[9],c=t[13],h=t[2],u=t[6],d=t[10],f=t[14],g=t[3],M=t[7],p=t[11],m=t[15],y=l*f-c*d,b=a*f-c*u,S=a*d-l*u,R=o*f-c*h,w=o*d-l*h,x=o*u-a*h;return e*(M*y-p*b+m*S)-n*(g*y-p*R+m*w)+s*(g*b-M*R+m*x)-r*(g*S-M*w+p*x)}determinantAffine(){let t=this.elements,e=t[0],n=t[4],s=t[8],r=t[1],o=t[5],a=t[9],l=t[2],c=t[6],h=t[10];return e*(o*h-a*c)-n*(r*h-a*l)+s*(r*c-o*l)}transpose(){let t=this.elements,e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){let s=this.elements;return t.isVector3?(s[12]=t.x,s[13]=t.y,s[14]=t.z):(s[12]=t,s[13]=e,s[14]=n),this}invert(){let t=this.elements,e=t[0],n=t[1],s=t[2],r=t[3],o=t[4],a=t[5],l=t[6],c=t[7],h=t[8],u=t[9],d=t[10],f=t[11],g=t[12],M=t[13],p=t[14],m=t[15],y=e*a-n*o,b=e*l-s*o,S=e*c-r*o,R=n*l-s*a,w=n*c-r*a,x=s*c-r*l,v=h*M-u*g,I=h*p-d*g,T=h*m-f*g,D=u*p-d*M,O=u*m-f*M,G=d*m-f*p,P=y*G-b*O+S*D+R*T-w*I+x*v;if(P===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);let H=1/P;return t[0]=(a*G-l*O+c*D)*H,t[1]=(s*O-n*G-r*D)*H,t[2]=(M*x-p*w+m*R)*H,t[3]=(d*w-u*x-f*R)*H,t[4]=(l*T-o*G-c*I)*H,t[5]=(e*G-s*T+r*I)*H,t[6]=(p*S-g*x-m*b)*H,t[7]=(h*x-d*S+f*b)*H,t[8]=(o*O-a*T+c*v)*H,t[9]=(n*T-e*O-r*v)*H,t[10]=(g*w-M*S+m*y)*H,t[11]=(u*S-h*w-f*y)*H,t[12]=(a*I-o*D-l*v)*H,t[13]=(e*D-n*I+s*v)*H,t[14]=(M*b-g*R-p*y)*H,t[15]=(h*R-u*b+d*y)*H,this}scale(t){let e=this.elements,n=t.x,s=t.y,r=t.z;return e[0]*=n,e[4]*=s,e[8]*=r,e[1]*=n,e[5]*=s,e[9]*=r,e[2]*=n,e[6]*=s,e[10]*=r,e[3]*=n,e[7]*=s,e[11]*=r,this}getMaxScaleOnAxis(){let t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],s=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,s))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){let e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){let e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){let e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){let n=Math.cos(e),s=Math.sin(e),r=1-n,o=t.x,a=t.y,l=t.z,c=r*o,h=r*a;return this.set(c*o+n,c*a-s*l,c*l+s*a,0,c*a+s*l,h*a+n,h*l-s*o,0,c*l-s*a,h*l+s*o,r*l*l+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,s,r,o){return this.set(1,n,r,0,t,1,o,0,e,s,1,0,0,0,0,1),this}compose(t,e,n){let s=this.elements,r=e._x,o=e._y,a=e._z,l=e._w,c=r+r,h=o+o,u=a+a,d=r*c,f=r*h,g=r*u,M=o*h,p=o*u,m=a*u,y=l*c,b=l*h,S=l*u,R=n.x,w=n.y,x=n.z;return s[0]=(1-(M+m))*R,s[1]=(f+S)*R,s[2]=(g-b)*R,s[3]=0,s[4]=(f-S)*w,s[5]=(1-(d+m))*w,s[6]=(p+y)*w,s[7]=0,s[8]=(g+b)*x,s[9]=(p-y)*x,s[10]=(1-(d+M))*x,s[11]=0,s[12]=t.x,s[13]=t.y,s[14]=t.z,s[15]=1,this}decompose(t,e,n){let s=this.elements;t.x=s[12],t.y=s[13],t.z=s[14];let r=this.determinantAffine();if(r===0)return n.set(1,1,1),e.identity(),this;let o=Yi.set(s[0],s[1],s[2]).length(),a=Yi.set(s[4],s[5],s[6]).length(),l=Yi.set(s[8],s[9],s[10]).length();r<0&&(o=-o),mn.copy(this);let c=1/o,h=1/a,u=1/l;return mn.elements[0]*=c,mn.elements[1]*=c,mn.elements[2]*=c,mn.elements[4]*=h,mn.elements[5]*=h,mn.elements[6]*=h,mn.elements[8]*=u,mn.elements[9]*=u,mn.elements[10]*=u,e.setFromRotationMatrix(mn),n.x=o,n.y=a,n.z=l,this}makePerspective(t,e,n,s,r,o,a=un,l=!1){let c=this.elements,h=2*r/(e-t),u=2*r/(n-s),d=(e+t)/(e-t),f=(n+s)/(n-s),g,M;if(l)g=r/(o-r),M=o*r/(o-r);else if(a===un)g=-(o+r)/(o-r),M=-2*o*r/(o-r);else if(a===fs)g=-o/(o-r),M=-o*r/(o-r);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);return c[0]=h,c[4]=0,c[8]=d,c[12]=0,c[1]=0,c[5]=u,c[9]=f,c[13]=0,c[2]=0,c[6]=0,c[10]=g,c[14]=M,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(t,e,n,s,r,o,a=un,l=!1){let c=this.elements,h=2/(e-t),u=2/(n-s),d=-(e+t)/(e-t),f=-(n+s)/(n-s),g,M;if(l)g=1/(o-r),M=o/(o-r);else if(a===un)g=-2/(o-r),M=-(o+r)/(o-r);else if(a===fs)g=-1/(o-r),M=-r/(o-r);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);return c[0]=h,c[4]=0,c[8]=0,c[12]=d,c[1]=0,c[5]=u,c[9]=0,c[13]=f,c[2]=0,c[6]=0,c[10]=g,c[14]=M,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(t){let e=this.elements,n=t.elements;for(let s=0;s<16;s++)if(e[s]!==n[s])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){let n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}};aa.prototype.isMatrix4=!0;var ae=aa,Yi=new C,mn=new ae,nf=new C(0,0,0),sf=new C(1,1,1),oi=new C,Qr=new C,sn=new C,uh=new ae,dh=new Ie,He=class i{constructor(t=0,e=0,n=0,s=i.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=s}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,s=this._order){return this._x=t,this._y=e,this._z=n,this._order=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){let s=t.elements,r=s[0],o=s[4],a=s[8],l=s[1],c=s[5],h=s[9],u=s[2],d=s[6],f=s[10];switch(e){case"XYZ":this._y=Math.asin(Qt(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-o,r)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Qt(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,r),this._z=0);break;case"ZXY":this._x=Math.asin(Qt(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,r));break;case"ZYX":this._y=Math.asin(-Qt(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(l,r)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(Qt(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,r)):(this._x=0,this._y=Math.atan2(a,f));break;case"XZY":this._z=Math.asin(-Qt(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-h,f),this._y=0);break;default:Gt("Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,n===!0&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return uh.makeRotationFromQuaternion(t),this.setFromRotationMatrix(uh,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return dh.setFromEuler(this),this.setFromQuaternion(dh,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],t[3]!==void 0&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}};He.DEFAULT_ORDER="XYZ";var or=class{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return(this.mask&t.mask)!==0}isEnabled(t){return(this.mask&(1<<t|0))!==0}},rf=0,fh=new C,Zi=new Ie,Gn=new ae,to=new C,zs=new C,of=new C,af=new Ie,ph=new C(1,0,0),mh=new C(0,1,0),gh=new C(0,0,1),_h={type:"added"},lf={type:"removed"},Ji={type:"childadded",child:null},dl={type:"childremoved",child:null},Le=class i extends xn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:rf++}),this.uuid=ni(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=i.DEFAULT_UP.clone();let t=new C,e=new He,n=new Ie,s=new C(1,1,1);function r(){n.setFromEuler(e,!1)}function o(){e.setFromQuaternion(n,void 0,!1)}e._onChange(r),n._onChange(o),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:s},modelViewMatrix:{value:new ae},normalMatrix:{value:new Wt}}),this.matrix=new ae,this.matrixWorld=new ae,this.matrixAutoUpdate=i.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=i.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new or,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.static=!1,this.userData={},this.pivot=null}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale),this.pivot!==null&&this.position.copy(this.pivot).applyMatrix4(this.matrix).sub(this.pivot)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return Zi.setFromAxisAngle(t,e),this.quaternion.multiply(Zi),this}rotateOnWorldAxis(t,e){return Zi.setFromAxisAngle(t,e),this.quaternion.premultiply(Zi),this}rotateX(t){return this.rotateOnAxis(ph,t)}rotateY(t){return this.rotateOnAxis(mh,t)}rotateZ(t){return this.rotateOnAxis(gh,t)}translateOnAxis(t,e){return fh.copy(t).applyQuaternion(this.quaternion),this.position.add(fh.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(ph,t)}translateY(t){return this.translateOnAxis(mh,t)}translateZ(t){return this.translateOnAxis(gh,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(Gn.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?to.copy(t):to.set(t,e,n);let s=this.parent;this.updateWorldMatrix(!0,!1),zs.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Gn.lookAt(zs,to,this.up):Gn.lookAt(to,zs,this.up),this.quaternion.setFromRotationMatrix(Gn),s&&(Gn.extractRotation(s.matrixWorld),Zi.setFromRotationMatrix(Gn),this.quaternion.premultiply(Zi.invert()))}add(t){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(kt("Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(t.removeFromParent(),t.parent=this,this.children.push(t),t.dispatchEvent(_h),Ji.child=t,this.dispatchEvent(Ji),Ji.child=null):kt("Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(t){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}let e=this.children.indexOf(t);return e!==-1&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(lf),dl.child=t,this.dispatchEvent(dl),dl.child=null),this}removeFromParent(){let t=this.parent;return t!==null&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),Gn.copy(this.matrixWorld).invert(),t.parent!==null&&(t.parent.updateWorldMatrix(!0,!1),Gn.multiply(t.parent.matrixWorld)),t.applyMatrix4(Gn),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(_h),Ji.child=t,this.dispatchEvent(Ji),Ji.child=null,this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let n=0,s=this.children.length;n<s;n++){let o=this.children[n].getObjectByProperty(t,e);if(o!==void 0)return o}}getObjectsByProperty(t,e,n=[]){this[t]===e&&n.push(this);let s=this.children;for(let r=0,o=s.length;r<o;r++)s[r].getObjectsByProperty(t,e,n);return n}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(zs,t,of),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(zs,af,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);let e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}intersectsFrustum(){return!0}traverse(t){t(this);let e=this.children;for(let n=0,s=e.length;n<s;n++)e[n].traverse(t)}traverseVisible(t){if(this.visible===!1)return;t(this);let e=this.children;for(let n=0,s=e.length;n<s;n++)e[n].traverseVisible(t)}traverseAncestors(t){let e=this.parent;e!==null&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale);let t=this.pivot;if(t!==null){let e=t.x,n=t.y,s=t.z,r=this.matrix.elements;r[12]+=e-r[0]*e-r[4]*n-r[8]*s,r[13]+=n-r[1]*e-r[5]*n-r[9]*s,r[14]+=s-r[2]*e-r[6]*n-r[10]*s}this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,t=!0);let e=this.children;for(let n=0,s=e.length;n<s;n++)e[n].updateMatrixWorld(t)}updateWorldMatrix(t,e,n=!1){let s=this.parent;if(t===!0&&s!==null&&s.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||n)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,n=!0),e===!0){let r=this.children;for(let o=0,a=r.length;o<a;o++)r[o].updateWorldMatrix(!1,!0,n)}}toJSON(t){let e=t===void 0||typeof t=="string",n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});let s={};s.uuid=this.uuid,s.type=this.type,s.name=this.name,s.castShadow=this.castShadow,s.receiveShadow=this.receiveShadow,s.visible=this.visible,s.frustumCulled=this.frustumCulled,s.renderOrder=this.renderOrder,s.static=this.static,s.matrixAutoUpdate=this.matrixAutoUpdate,Object.keys(this.userData).length>0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),this.pivot!==null&&(s.pivot=this.pivot.toArray()),this.morphTargetDictionary!==void 0&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),this.morphTargetInfluences!==void 0&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.t.........完整代码请登录后点击上方下载按钮下载查看

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