mergeDemo1/dist/three-loader-3dtiles.esm.min.js

import{CanvasTexture as t,LinearFilter as e,RepeatWrapping as r,Vector2 as n,Frustum as s,Matrix4 as i,Group as o,PlaneGeometry as a,Vector3 as c,MeshBasicMaterial as u,DoubleSide as l,Mesh as h,ArrowHelper as d,Color as f,BoxGeometry as A,EdgesGeometry as m,LineSegments as p,LineBasicMaterial as B,ShaderMaterial as g,Euler as y,BufferGeometry as C,Float32BufferAttribute as b,Uint8BufferAttribute as w,BufferAttribute as T,Points as E}from"three";import{GLTFLoader as _}from"three/examples/jsm/loaders/GLTFLoader.js";import{DRACOLoader as M}from"three/examples/jsm/loaders/DRACOLoader.js";import{KTX2Loader as v}from"three/examples/jsm/loaders/KTX2Loader.js";
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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r=0;r<this.ELEMENTS;++r)this[r]=t[r+e];return this.check()}to(t){return t===this?this:Se(t)?this.toArray(t):this.toObject(t)}toTarget(t){return t?this.to(t):this}toArray(t=[],e=0){for(let r=0;r<this.ELEMENTS;++r)t[e+r]=this[r];return t}toFloat32Array(){return new Float32Array(this)}toString(){return this.formatString(Ge)}formatString(t){let e="";for(let r=0;r<this.ELEMENTS;++r)e+=(r>0?", ":"")+Re(this[r],t);return"".concat(t.printTypes?this.constructor.name:"","[").concat(e,"]")}equals(t){if(!t||this.length!==t.length)return!1;for(let e=0;e<this.ELEMENTS;++e)if(!Ne(this[e],t[e]))return!1;return!0}exactEquals(t){if(!t||this.length!==t.length)return!1;for(let e=0;e<this.ELEMENTS;++e)if(this[e]!==t[e])return!1;return!0}negate(){for(let t=0;t<this.ELEMENTS;++t)this[t]=-this[t];return this.check()}lerp(t,e,r){void 0===r&&(r=e,e=t,t=this);for(let n=0;n<this.ELEMENTS;++n){const s=t[n];this[n]=s+r*(e[n]-s)}return this.check()}min(t){for(let e=0;e<this.ELEMENTS;++e)this[e]=Math.min(t[e],this[e]);return this.check()}max(t){for(let e=0;e<this.ELEMENTS;++e)this[e]=Math.max(t[e],this[e]);return this.check()}clamp(t,e){for(let r=0;r<this.ELEMENTS;++r)this[r]=Math.min(Math.max(this[r],t[r]),e[r]);return this.check()}add(...t){for(const e of t)for(let t=0;t<this.ELEMENTS;++t)this[t]+=e[t];return this.check()}subtract(...t){for(const e of t)for(let t=0;t<this.ELEMENTS;++t)this[t]-=e[t];return this.check()}scale(t){if(Array.isArray(t))return this.multiply(t);for(let e=0;e<this.ELEMENTS;++e)this[e]*=t;return this.check()}sub(t){return this.subtract(t)}setScalar(t){for(let e=0;e<this.ELEMENTS;++e)this[e]=t;return this.check()}addScalar(t){for(let e=0;e<this.ELEMENTS;++e)this[e]+=t;return this.check()}subScalar(t){return this.addScalar(-t)}multiplyScalar(t){for(let e=0;e<this.ELEMENTS;++e)this[e]*=t;return this.check()}divideScalar(t){return this.scale(1/t)}clampScalar(t,e){for(let r=0;r<this.ELEMENTS;++r)this[r]=Math.min(Math.max(this[r],t),e);return this.check()}multiplyByScalar(t){return this.scale(t)}get elements(){return this}check(){if(Ge.debug&&!this.validate())throw new Error("math.gl: ".concat(this.constructor.name," some fields set to invalid numbers'"));return this}validate(){let t=this.length===this.ELEMENTS;for(let e=0;e<this.ELEMENTS;++e)t=t&&Number.isFinite(this[e]);return t}}function Je(t){if(!Number.isFinite(t))throw new Error("Invalid number ".concat(t));return t}function Pe(t,e,r=""){if(Ge.debug&&!function(t,e){if(t.length!==e)return!1;for(let e=0;e<t.length;++e)if(!Number.isFinite(t[e]))return!1;return!0}(t,e))throw new Error("math.gl: ".concat(r," some fields set to invalid numbers'"));return t}const je={};function ke(t,e){je[t]||(je[t]=!0,console.warn("".concat(t," has been removed in version ").concat(e,", see upgrade guide for more information")))}class Ke extends He{get ELEMENTS(){return Ie(!1),0}copy(t){return Ie(!1),this}get x(){return this[0]}set x(t){this[0]=Je(t)}get y(){return this[1]}set y(t){this[1]=Je(t)}len(){return Math.sqrt(this.lengthSquared())}magnitude(){return this.len()}lengthSquared(){let t=0;for(let e=0;e<this.ELEMENTS;++e)t+=this[e]*this[e];return t}magnitudeSquared(){return this.lengthSquared()}distance(t){return Math.sqrt(this.distanceSquared(t))}distanceSquared(t){let e=0;for(let r=0;r<this.ELEMENTS;++r){const n=this[r]-t[r];e+=n*n}return Je(e)}dot(t){let e=0;for(let r=0;r<this.ELEMENTS;++r)e+=this[r]*t[r];return Je(e)}normalize(){const t=this.magnitude();if(0!==t)for(let e=0;e<this.ELEMENTS;++e)this[e]/=t;return this.check()}multiply(...t){for(const e of t)for(let t=0;t<this.ELEMENTS;++t)this[t]*=e[t];return this.check()}divide(...t){for(const e of t)for(let t=0;t<this.ELEMENTS;++t)this[t]/=e[t];return this.check()}lengthSq(){return this.lengthSquared()}distanceTo(t){return this.distance(t)}distanceToSquared(t){return this.distanceSquared(t)}getComponent(t){return Ie(t>=0&&t<this.ELEMENTS,"index is out of range"),Je(this[t])}setComponent(t,e){return Ie(t>=0&&t<this.ELEMENTS,"index is out of range"),this[t]=e,this.check()}addVectors(t,e){return this.copy(t).add(e)}subVectors(t,e){return this.copy(t).subtract(e)}multiplyVectors(t,e){return this.copy(t).multiply(e)}addScaledVector(t,e){return this.add(new this.constructor(t).multiplyScalar(e))}}var Ve,Qe="undefined"!=typeof Float32Array?Float32Array:Array;function qe(t,e,r){var n=e[0],s=e[1];return t[0]=r[0]*n+r[3]*s+r[6],t[1]=r[1]*n+r[4]*s+r[7],t}function ze(t,e,r){var n=e[0],s=e[1];return t[0]=r[0]*n+r[4]*s+r[12],t[1]=r[1]*n+r[5]*s+r[13],t}function We(t,e,r){const n=e[0],s=e[1],i=r[3]*n+r[7]*s||1;return t[0]=(r[0]*n+r[4]*s)/i,t[1]=(r[1]*n+r[5]*s)/i,t}function Ye(t,e,r){const n=e[0],s=e[1],i=e[2],o=r[3]*n+r[7]*s+r[11]*i||1;return t[0]=(r[0]*n+r[4]*s+r[8]*i)/o,t[1]=(r[1]*n+r[5]*s+r[9]*i)/o,t[2]=(r[2]*n+r[6]*s+r[10]*i)/o,t}Math.hypot||(Math.hypot=function(){for(var t=0,e=arguments.length;e--;)t+=arguments[e]*arguments[e];return 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n=e[0],s=e[1];t[0]=r[0]*n+r[2]*s,t[1]=r[1]*n+r[3]*s}(this,this,t),this.check()}}function Ze(){var t=new Qe(3);return Qe!=Float32Array&&(t[0]=0,t[1]=0,t[2]=0),t}function $e(t){var e=t[0],r=t[1],n=t[2];return Math.hypot(e,r,n)}function tr(t,e,r){var n=new Qe(3);return n[0]=t,n[1]=e,n[2]=r,n}function er(t,e){return t[0]*e[0]+t[1]*e[1]+t[2]*e[2]}function rr(t,e,r){var n=e[0],s=e[1],i=e[2],o=r[0],a=r[1],c=r[2];return t[0]=s*c-i*a,t[1]=i*o-n*c,t[2]=n*a-s*o,t}function nr(t,e,r){var n=e[0],s=e[1],i=e[2],o=r[3]*n+r[7]*s+r[11]*i+r[15];return o=o||1,t[0]=(r[0]*n+r[4]*s+r[8]*i+r[12])/o,t[1]=(r[1]*n+r[5]*s+r[9]*i+r[13])/o,t[2]=(r[2]*n+r[6]*s+r[10]*i+r[14])/o,t}function sr(t,e,r){var n=e[0],s=e[1],i=e[2];return t[0]=n*r[0]+s*r[3]+i*r[6],t[1]=n*r[1]+s*r[4]+i*r[7],t[2]=n*r[2]+s*r[5]+i*r[8],t}var ir=$e;!function(){var t=Ze()}();const or=[0,0,0],ar={};class cr extends Ke{static get ZERO(){return ar.ZERO=ar.ZERO||Object.freeze(new cr(0,0,0,0))}constructor(t=0,e=0,r=0){super(-0,-0,-0),1===arguments.length&&Se(t)?this.copy(t):(Ge.debug&&(Je(t),Je(e),Je(r)),this[0]=t,this[1]=e,this[2]=r)}set(t,e,r){return this[0]=t,this[1]=e,this[2]=r,this.check()}copy(t){return this[0]=t[0],this[1]=t[1],this[2]=t[2],this.check()}fromObject(t){return Ge.debug&&(Je(t.x),Je(t.y),Je(t.z)),this[0]=t.x,this[1]=t.y,this[2]=t.z,this.check()}toObject(t){return t.x=this[0],t.y=this[1],t.z=this[2],t}get ELEMENTS(){return 3}get z(){return this[2]}set z(t){this[2]=Je(t)}angle(t){return function(t,e){var r=t[0],n=t[1],s=t[2],i=e[0],o=e[1],a=e[2],c=Math.sqrt(r*r+n*n+s*s)*Math.sqrt(i*i+o*o+a*a),u=c&&er(t,e)/c;return Math.acos(Math.min(Math.max(u,-1),1))}(this,t)}cross(t){return rr(this,this,t),this.check()}rotateX({radians:t,origin:e=or}){return function(t,e,r,n){var s=[],i=[];s[0]=e[0]-r[0],s[1]=e[1]-r[1],s[2]=e[2]-r[2],i[0]=s[0],i[1]=s[1]*Math.cos(n)-s[2]*Math.sin(n),i[2]=s[1]*Math.sin(n)+s[2]*Math.cos(n),t[0]=i[0]+r[0],t[1]=i[1]+r[1],t[2]=i[2]+r[2]}(this,this,e,t),this.check()}rotateY({radians:t,origin:e=or}){return function(t,e,r,n){var s=[],i=[];s[0]=e[0]-r[0],s[1]=e[1]-r[1],s[2]=e[2]-r[2],i[0]=s[2]*Math.sin(n)+s[0]*Math.cos(n),i[1]=s[1],i[2]=s[2]*Math.cos(n)-s[0]*Math.sin(n),t[0]=i[0]+r[0],t[1]=i[1]+r[1],t[2]=i[2]+r[2]}(this,this,e,t),this.check()}rotateZ({radians:t,origin:e=or}){return function(t,e,r,n){var s=[],i=[];s[0]=e[0]-r[0],s[1]=e[1]-r[1],s[2]=e[2]-r[2],i[0]=s[0]*Math.cos(n)-s[1]*Math.sin(n),i[1]=s[0]*Math.sin(n)+s[1]*Math.cos(n),i[2]=s[2],t[0]=i[0]+r[0],t[1]=i[1]+r[1],t[2]=i[2]+r[2]}(this,this,e,t),this.check()}transform(t){return this.transformAsPoint(t)}transformAsPoint(t){return nr(this,this,t),this.check()}transformAsVector(t){return Ye(this,this,t),this.check()}transformByMatrix3(t){return sr(this,this,t),this.check()}transformByMatrix2(t){return function(t,e,r){const n=e[0],s=e[1];t[0]=r[0]*n+r[2]*s,t[1]=r[1]*n+r[3]*s,t[2]=e[2]}(this,this,t),this.check()}transformByQuaternion(t){return function(t,e,r){var n=r[0],s=r[1],i=r[2],o=r[3],a=e[0],c=e[1],u=e[2],l=s*u-i*c,h=i*a-n*u,d=n*c-s*a,f=s*d-i*h,A=i*l-n*d,m=n*h-s*l,p=2*o;l*=p,h*=p,d*=p,f*=2,A*=2,m*=2,t[0]=a+l+f,t[1]=c+h+A,t[2]=u+d+m}(this,this,t),this.check()}}class ur extends He{get ELEMENTS(){return Ie(!1),0}get RANK(){return Ie(!1),0}toString(){let t="[";if(Ge.printRowMajor){t+="row-major:";for(let e=0;e<this.RANK;++e)for(let r=0;r<this.RANK;++r)t+=" ".concat(this[r*this.RANK+e])}else{t+="column-major:";for(let e=0;e<this.ELEMENTS;++e)t+=" ".concat(this[e])}return t+="]",t}getElementIndex(t,e){return e*this.RANK+t}getElement(t,e){return this[e*this.RANK+t]}setElement(t,e,r){return this[e*this.RANK+t]=Je(r),this}getColumn(t,e=new Array(this.RANK).fill(-0)){const r=t*this.RANK;for(let t=0;t<this.RANK;++t)e[t]=this[r+t];return e}setColumn(t,e){const r=t*this.RANK;for(let t=0;t<this.RANK;++t)this[r+t]=e[t];return this}}function lr(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3],a=e[4],c=e[5],u=e[6],l=e[7],h=e[8],d=r[0],f=r[1],A=r[2],m=r[3],p=r[4],B=r[5],g=r[6],y=r[7],C=r[8];return t[0]=d*n+f*o+A*u,t[1]=d*s+f*a+A*l,t[2]=d*i+f*c+A*h,t[3]=m*n+p*o+B*u,t[4]=m*s+p*a+B*l,t[5]=m*i+p*c+B*h,t[6]=g*n+y*o+C*u,t[7]=g*s+y*a+C*l,t[8]=g*i+y*c+C*h,t}function hr(t,e,r){var n=r[0],s=r[1];return t[0]=n*e[0],t[1]=n*e[1],t[2]=n*e[2],t[3]=s*e[3],t[4]=s*e[4],t[5]=s*e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t}const dr=Object.freeze([1,0,0,0,1,0,0,0,1]),fr=Object.freeze([0,0,0,0,0,0,0,0,0]),Ar=Object.freeze({COL0ROW0:0,COL0ROW1:1,COL0ROW2:2,COL1ROW0:3,COL1ROW1:4,COL1ROW2:5,COL2ROW0:6,COL2ROW1:7,COL2ROW2:8}),mr={};class pr extends ur{static get IDENTITY(){return mr.IDENTITY=mr.IDENTITY||Object.freeze(new pr(dr)),mr.IDENTITY}static get ZERO(){return mr.ZERO=mr.ZERO||Object.freeze(new pr(fr)),mr.ZERO}get ELEMENTS(){return 9}get RANK(){return 3}get INDICES(){return Ar}constructor(t){super(-0,-0,-0,-0,-0,-0,-0,-0,-0),1===arguments.length&&Array.isArray(t)?this.copy(t):this.identity()}copy(t){return this[0]=t[0],this[1]=t[1],this[2]=t[2],this[3]=t[3],this[4]=t[4],this[5]=t[5],this[6]=t[6],this[7]=t[7],this[8]=t[8],this.check()}set(t,e,r,n,s,i,o,a,c){return this[0]=t,this[1]=e,this[2]=r,this[3]=n,this[4]=s,this[5]=i,this[6]=o,this[7]=a,this[8]=c,this.check()}setRowMajor(t,e,r,n,s,i,o,a,c){return this[0]=t,this[1]=n,this[2]=o,this[3]=e,this[4]=s,this[5]=a,this[6]=r,this[7]=i,this[8]=c,this.check()}determinant(){return function(t){var e=t[0],r=t[1],n=t[2],s=t[3],i=t[4],o=t[5],a=t[6],c=t[7],u=t[8];return e*(u*i-o*c)+r*(-u*s+o*a)+n*(c*s-i*a)}(this)}identity(){return this.copy(dr)}fromQuaternion(t){return function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=r+r,a=n+n,c=s+s,u=r*o,l=n*o,h=n*a,d=s*o,f=s*a,A=s*c,m=i*o,p=i*a,B=i*c;t[0]=1-h-A,t[3]=l-B,t[6]=d+p,t[1]=l+B,t[4]=1-u-A,t[7]=f-m,t[2]=d-p,t[5]=f+m,t[8]=1-u-h}(this,t),this.check()}transpose(){return function(t,e){if(t===e){var r=e[1],n=e[2],s=e[5];t[1]=e[3],t[2]=e[6],t[3]=r,t[5]=e[7],t[6]=n,t[7]=s}else 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,this),this.check()}invert(){return function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=e[4],a=e[5],c=e[6],u=e[7],l=e[8],h=l*o-a*u,d=-l*i+a*c,f=u*i-o*c,A=r*h+n*d+s*f;A&&(A=1/A,t[0]=h*A,t[1]=(-l*n+s*u)*A,t[2]=(a*n-s*o)*A,t[3]=d*A,t[4]=(l*r-s*c)*A,t[5]=(-a*r+s*i)*A,t[6]=f*A,t[7]=(-u*r+n*c)*A,t[8]=(o*r-n*i)*A)}(this,this),this.check()}multiplyLeft(t){return lr(this,t,this),this.check()}multiplyRight(t){return lr(this,this,t),this.check()}rotate(t){return function(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3],a=e[4],c=e[5],u=e[6],l=e[7],h=e[8],d=Math.sin(r),f=Math.cos(r);t[0]=f*n+d*o,t[1]=f*s+d*a,t[2]=f*i+d*c,t[3]=f*o-d*n,t[4]=f*a-d*s,t[5]=f*c-d*i,t[6]=u,t[7]=l,t[8]=h}(this,this,t),this.check()}scale(t){return Array.isArray(t)?hr(this,this,t):hr(this,this,[t,t,t]),this.check()}translate(t){return function(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3],a=e[4],c=e[5],u=e[6],l=e[7],h=e[8],d=r[0],f=r[1];t[0]=n,t[1]=s,t[2]=i,t[3]=o,t[4]=a,t[5]=c,t[6]=d*n+f*o+u,t[7]=d*s+f*a+l,t[8]=d*i+f*c+h}(this,this,t),this.check()}transform(t,e){switch(t.length){case 2:e=qe(e||[-0,-0],t,this);break;case 3:e=sr(e||[-0,-0,-0],t,this);break;case 4:e=function(t,e,r){const n=e[0],s=e[1],i=e[2];return t[0]=r[0]*n+r[3]*s+r[6]*i,t[1]=r[1]*n+r[4]*s+r[7]*i,t[2]=r[2]*n+r[5]*s+r[8]*i,t[3]=e[3],t}(e||[-0,-0,-0,-0],t,this);break;default:throw new Error("Illegal vector")}return Pe(e,t.length),e}transformVector(t,e){return ke("Matrix3.transformVector"),this.transform(t,e)}transformVector2(t,e){return ke("Matrix3.transformVector"),this.transform(t,e)}transformVector3(t,e){return ke("Matrix3.transformVector"),this.transform(t,e)}}function Br(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3],a=e[4],c=e[5],u=e[6],l=e[7],h=e[8],d=e[9],f=e[10],A=e[11],m=e[12],p=e[13],B=e[14],g=e[15],y=r[0],C=r[1],b=r[2],w=r[3];return t[0]=y*n+C*a+b*h+w*m,t[1]=y*s+C*c+b*d+w*p,t[2]=y*i+C*u+b*f+w*B,t[3]=y*o+C*l+b*A+w*g,y=r[4],C=r[5],b=r[6],w=r[7],t[4]=y*n+C*a+b*h+w*m,t[5]=y*s+C*c+b*d+w*p,t[6]=y*i+C*u+b*f+w*B,t[7]=y*o+C*l+b*A+w*g,y=r[8],C=r[9],b=r[10],w=r[11],t[8]=y*n+C*a+b*h+w*m,t[9]=y*s+C*c+b*d+w*p,t[10]=y*i+C*u+b*f+w*B,t[11]=y*o+C*l+b*A+w*g,y=r[12],C=r[13],b=r[14],w=r[15],t[12]=y*n+C*a+b*h+w*m,t[13]=y*s+C*c+b*d+w*p,t[14]=y*i+C*u+b*f+w*B,t[15]=y*o+C*l+b*A+w*g,t}function gr(t,e,r){var n=r[0],s=r[1],i=r[2];return t[0]=e[0]*n,t[1]=e[1]*n,t[2]=e[2]*n,t[3]=e[3]*n,t[4]=e[4]*s,t[5]=e[5]*s,t[6]=e[6]*s,t[7]=e[7]*s,t[8]=e[8]*i,t[9]=e[9]*i,t[10]=e[10]*i,t[11]=e[11]*i,t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t}!function(){var t=function(){var t=new Qe(4);return Qe!=Float32Array&&(t[0]=0,t[1]=0,t[2]=0,t[3]=0),t}()}();const yr=Object.freeze([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]),Cr=Object.freeze([0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]),br=Object.freeze({COL0ROW0:0,COL0ROW1:1,COL0ROW2:2,COL0ROW3:3,COL1ROW0:4,COL1ROW1:5,COL1ROW2:6,COL1ROW3:7,COL2ROW0:8,COL2ROW1:9,COL2ROW2:10,COL2ROW3:11,COL3ROW0:12,COL3ROW1:13,COL3ROW2:14,COL3ROW3:15}),wr={};class Tr extends ur{static get IDENTITY(){return wr.IDENTITY=wr.IDENTITY||Object.freeze(new Tr(yr)),wr.IDENTITY}static get ZERO(){return wr.ZERO=wr.ZERO||Object.freeze(new Tr(Cr)),wr.ZERO}get INDICES(){return br}get ELEMENTS(){return 16}get RANK(){return 4}constructor(t){super(-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0),1===arguments.length&&Array.isArray(t)?this.copy(t):this.identity()}copy(t){return this[0]=t[0],this[1]=t[1],this[2]=t[2],this[3]=t[3],this[4]=t[4],this[5]=t[5],this[6]=t[6],this[7]=t[7],this[8]=t[8],this[9]=t[9],this[10]=t[10],this[11]=t[11],this[12]=t[12],this[13]=t[13],this[14]=t[14],this[15]=t[15],this.check()}set(t,e,r,n,s,i,o,a,c,u,l,h,d,f,A,m){return this[0]=t,this[1]=e,this[2]=r,this[3]=n,this[4]=s,this[5]=i,this[6]=o,this[7]=a,this[8]=c,this[9]=u,this[10]=l,this[11]=h,this[12]=d,this[13]=f,this[14]=A,this[15]=m,this.check()}setRowMajor(t,e,r,n,s,i,o,a,c,u,l,h,d,f,A,m){return this[0]=t,this[1]=s,this[2]=c,this[3]=d,this[4]=e,this[5]=i,this[6]=u,this[7]=f,this[8]=r,this[9]=o,this[10]=l,this[11]=A,this[12]=n,this[13]=a,this[14]=h,this[15]=m,this.check()}toRowMajor(t){return t[0]=this[0],t[1]=this[4],t[2]=this[8],t[3]=this[12],t[4]=this[1],t[5]=this[5],t[6]=this[9],t[7]=this[13],t[8]=this[2],t[9]=this[6],t[10]=this[10],t[11]=this[14],t[12]=this[3],t[13]=this[7],t[14]=this[11],t[15]=this[15],t}identity(){return this.copy(yr)}fromQuaternion(t){return function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=r+r,a=n+n,c=s+s,u=r*o,l=n*o,h=n*a,d=s*o,f=s*a,A=s*c,m=i*o,p=i*a,B=i*c;t[0]=1-h-A,t[1]=l+B,t[2]=d-p,t[3]=0,t[4]=l-B,t[5]=1-u-A,t[6]=f+m,t[7]=0,t[8]=d+p,t[9]=f-m,t[10]=1-u-h,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1}(this,t),this.check()}frustum({left:t,right:e,bottom:r,top:n,near:s,far:i}){return i===1/0?Tr._computeInfinitePerspectiveOffCenter(this,t,e,r,n,s):function(t,e,r,n,s,i,o){var a=1/(r-e),c=1/(s-n),u=1/(i-o);t[0]=2*i*a,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=2*i*c,t[6]=0,t[7]=0,t[8]=(r+e)*a,t[9]=(s+n)*c,t[10]=(o+i)*u,t[11]=-1,t[12]=0,t[13]=0,t[14]=o*i*2*u,t[15]=0}(this,t,e,r,n,s,i),this.check()}static _computeInfinitePerspectiveOffCenter(t,e,r,n,s,i){const o=2*i/(r-e),a=2*i/(s-n),c=(r+e)/(r-e),u=(s+n)/(s-n),l=-2*i;return t[0]=o,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=a,t[6]=0,t[7]=0,t[8]=c,t[9]=u,t[10]=-1,t[11]=-1,t[12]=0,t[13]=0,t[14]=l,t[15]=0,t}lookAt(t,e,r){return 1===arguments.length&&({eye:t,center:e,up:r}=t),function(t,e,r,n){var s,i,o,a,c,u,l,h,d,f,A=e[0],m=e[1],p=e[2],B=n[0],g=n[1],y=n[2],C=r[0],b=r[1],w=r[2];Math.abs(A-C)<1e-6&&Math.abs(m-b)<1e-6&&Math.abs(p-w)<1e-6?function(t){t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1}(t):(l=A-C,h=m-b,d=p-w,s=g*(d*=f=1/Math.hypot(l,h,d))-y*(h*=f),i=y*(l*=f)-B*d,o=B*h-g*l,(f=Math.hypot(s,i,o))?(s*=f=1/f,i*=f,o*=f):(s=0,i=0,o=0),a=h*o-d*i,c=d*s-l*o,u=l*i-h*s,(f=Math.hypot(a,c,u))?(a*=f=1/f,c*=f,u*=f):(a=0,c=0,u=0),t[0]=s,t[1]=a,t[2]=l,t[3]=0,t[4]=i,t[5]=c,t[6]=h,t[7]=0,t[8]=o,t[9]=u,t[10]=d,t[11]=0,t[12]=-(s*A+i*m+o*p),t[13]=-(a*A+c*m+u*p),t[14]=-(l*A+h*m+d*p),t[15]=1)}(this,t,e=e||[0,0,0],r=r||[0,1,0]),this.check()}ortho({left:t,right:e,bottom:r,top:n,near:s=.1,far:i=500}){return function(t,e,r,n,s,i,o){var a=1/(e-r),c=1/(n-s),u=1/(i-o);t[0]=-2*a,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*c,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=2*u,t[11]=0,t[12]=(e+r)*a,t[13]=(s+n)*c,t[14]=(o+i)*u,t[15]=1}(this,t,e,r,n,s,i),this.check()}orthographic({fovy:t=45*Math.PI/180,aspect:e=1,focalDistance:r=1,near:n=.1,far:s=500}){if(t>2*Math.PI)throw Error("radians");const i=t/2,o=r*Math.tan(i),a=o*e;return(new Tr).ortho({left:-a,right:a,bottom:-o,top:o,near:n,far:s})}perspective({fovy:t,fov:e=45*Math.PI/180,aspect:r=1,near:n=.1,far:s=500}={}){if((t=t||e)>2*Math.PI)throw Error("radians");return function(t,e,r,n,s){var i,o=1/Math.tan(e/2);t[0]=o/r,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=o,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[11]=-1,t[12]=0,t[13]=0,t[15]=0,null!=s&&s!==1/0?(i=1/(n-s),t[10]=(s+n)*i,t[14]=2*s*n*i):(t[10]=-1,t[14]=-2*n)}(this,t,r,n,s),this.check()}determinant(){return function(t){var e=t[0],r=t[1],n=t[2],s=t[3],i=t[4],o=t[5],a=t[6],c=t[7],u=t[8],l=t[9],h=t[10],d=t[11],f=t[12],A=t[13],m=t[14],p=t[15];return(e*o-r*i)*(h*p-d*m)-(e*a-n*i)*(l*p-d*A)+(e*c-s*i)*(l*m-h*A)+(r*a-n*o)*(u*p-d*f)-(r*c-s*o)*(u*m-h*f)+(n*c-s*a)*(u*A-l*f)}(this)}getScale(t=[-0,-0,-0]){return t[0]=Math.sqrt(this[0]*this[0]+this[1]*this[1]+this[2]*this[2]),t[1]=Math.sqrt(this[4]*this[4]+this[5]*this[5]+this[6]*this[6]),t[2]=Math.sqrt(this[8]*this[8]+this[9]*this[9]+this[10]*this[10]),t}getTranslation(t=[-0,-0,-0]){return t[0]=this[12],t[1]=this[13],t[2]=this[14],t}getRotation(t=[-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0,-0],e=null){const r=this.getScale(e||[-0,-0,-0]),n=1/r[0],s=1/r[1],i=1/r[2];return t[0]=this[0]*n,t[1]=this[1]*s,t[2]=this[2]*i,t[3]=0,t[4]=this[4]*n,t[5]=this[5]*s,t[6]=this[6]*i,t[7]=0,t[8]=this[8]*n,t[9]=this[9]*s,t[10]=this[10]*i,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}getRotationMatrix3(t=[-0,-0,-0,-0,-0,-0,-0,-0,-0],e=null){const r=this.getScale(e||[-0,-0,-0]),n=1/r[0],s=1/r[1],i=1/r[2];return t[0]=this[0]*n,t[1]=this[1]*s,t[2]=this[2]*i,t[3]=this[4]*n,t[4]=this[5]*s,t[5]=this[6]*i,t[6]=this[8]*n,t[7]=this[9]*s,t[8]=this[10]*i,t}transpose(){return function(t,e){if(t===e){var r=e[1],n=e[2],s=e[3],i=e[6],o=e[7],a=e[11];t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=r,t[6]=e[9],t[7]=e[13],t[8]=n,t[9]=i,t[11]=e[14],t[12]=s,t[13]=o,t[14]=a}else t[0]=e[0],t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=e[1],t[5]=e[5],t[6]=e[9],t[7]=e[13],t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=e[14],t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15]}(this,this),this.check()}invert(){return function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=e[4],a=e[5],c=e[6],u=e[7],l=e[8],h=e[9],d=e[10],f=e[11],A=e[12],m=e[13],p=e[14],B=e[15],g=r*a-n*o,y=r*c-s*o,C=r*u-i*o,b=n*c-s*a,w=n*u-i*a,T=s*u-i*c,E=l*m-h*A,_=l*p-d*A,M=l*B-f*A,v=h*p-d*m,I=h*B-f*m,F=d*B-f*p,D=g*F-y*I+C*v+b*M-w*_+T*E;D&&(D=1/D,t[0]=(a*F-c*I+u*v)*D,t[1]=(s*I-n*F-i*v)*D,t[2]=(m*T-p*w+B*b)*D,t[3]=(d*w-h*T-f*b)*D,t[4]=(c*M-o*F-u*_)*D,t[5]=(r*F-s*M+i*_)*D,t[6]=(p*C-A*T-B*y)*D,t[7]=(l*T-d*C+f*y)*D,t[8]=(o*I-a*M+u*E)*D,t[9]=(n*M-r*I-i*E)*D,t[10]=(A*w-m*C+B*g)*D,t[11]=(h*C-l*w-f*g)*D,t[12]=(a*_-o*v-c*E)*D,t[13]=(r*v-n*_+s*E)*D,t[14]=(m*y-A*b-p*g)*D,t[15]=(l*b-h*y+d*g)*D)}(this,this),this.check()}multiplyLeft(t){return Br(this,t,this),this.check()}multiplyRight(t){return Br(this,this,t),this.check()}rotateX(t){return function(t,e,r){var n=Math.sin(r),s=Math.cos(r),i=e[4],o=e[5],a=e[6],c=e[7],u=e[8],l=e[9],h=e[10],d=e[11];e!==t&&(t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[4]=i*s+u*n,t[5]=o*s+l*n,t[6]=a*s+h*n,t[7]=c*s+d*n,t[8]=u*s-i*n,t[9]=l*s-o*n,t[10]=h*s-a*n,t[11]=d*s-c*n}(this,this,t),this.check()}rotateY(t){return function(t,e,r){var n=Math.sin(r),s=Math.cos(r),i=e[0],o=e[1],a=e[2],c=e[3],u=e[8],l=e[9],h=e[10],d=e[11];e!==t&&(t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=i*s-u*n,t[1]=o*s-l*n,t[2]=a*s-h*n,t[3]=c*s-d*n,t[8]=i*n+u*s,t[9]=o*n+l*s,t[10]=a*n+h*s,t[11]=c*n+d*s}(this,this,t),this.check()}rotateZ(t){return function(t,e,r){var n=Math.sin(r),s=Math.cos(r),i=e[0],o=e[1],a=e[2],c=e[3],u=e[4],l=e[5],h=e[6],d=e[7];e!==t&&(t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=i*s+u*n,t[1]=o*s+l*n,t[2]=a*s+h*n,t[3]=c*s+d*n,t[4]=u*s-i*n,t[5]=l*s-o*n,t[6]=h*s-a*n,t[7]=d*s-c*n}(this,this,t),this.check()}rotateXYZ([t,e,r]){return this.rotateX(t).rotateY(e).rotateZ(r)}rotateAxis(t,e){return function(t,e,r,n){var s,i,o,a,c,u,l,h,d,f,A,m,p,B,g,y,C,b,w,T,E,_,M,v,I=n[0],F=n[1],D=n[2],G=Math.hypot(I,F,D);G<1e-6||(I*=G=1/G,F*=G,D*=G,s=Math.sin(r),o=1-(i=Math.cos(r)),a=e[0],c=e[1],u=e[2],l=e[3],h=e[4],d=e[5],f=e[6],A=e[7],m=e[8],p=e[9],B=e[10],g=e[11],y=I*I*o+i,C=F*I*o+D*s,b=D*I*o-F*s,w=I*F*o-D*s,T=F*F*o+i,E=D*F*o+I*s,_=I*D*o+F*s,M=F*D*o-I*s,v=D*D*o+i,t[0]=a*y+h*C+m*b,t[1]=c*y+d*C+p*b,t[2]=u*y+f*C+B*b,t[3]=l*y+A*C+g*b,t[4]=a*w+h*T+m*E,t[5]=c*w+d*T+p*E,t[6]=u*w+f*T+B*E,t[7]=l*w+A*T+g*E,t[8]=a*_+h*M+m*v,t[9]=c*_+d*M+p*v,t[10]=u*_+f*M+B*v,t[11]=l*_+A*M+g*v,e!==t&&(t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]))}(this,this,t,e),this.check()}scale(t){return Array.isArray(t)?gr(this,this,t):gr(this,this,[t,t,t]),this.check()}translate(t){return function(t,e,r){var n,s,i,o,a,c,u,l,h,d,f,A,m=r[0],p=r[1],B=r[2];e===t?(t[12]=e[0]*m+e[4]*p+e[8]*B+e[12],t[13]=e[1]*m+e[5]*p+e[9]*B+e[13],t[14]=e[2]*m+e[6]*p+e[10]*B+e[14],t[15]=e[3]*m+e[7]*p+e[11]*B+e[15]):(n=e[0],s=e[1],i=e[2],o=e[3],a=e[4],c=e[5],u=e[6],l=e[7],h=e[8],d=e[9],f=e[10],A=e[11],t[0]=n,t[1]=s,t[2]=i,t[3]=o,t[4]=a,t[5]=c,t[6]=u,t[7]=l,t[8]=h,t[9]=d,t[10]=f,t[11]=A,t[12]=n*m+a*p+h*B+e[12],t[13]=s*m+c*p+d*B+e[13],t[14]=i*m+u*p+f*B+e[14],t[15]=o*m+l*p+A*B+e[15])}(this,this,t),this.check()}transform(t,e){return 4===t.length?(e=function(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3];return t[0]=r[0]*n+r[4]*s+r[8]*i+r[12]*o,t[1]=r[1]*n+r[5]*s+r[9]*i+r[13]*o,t[2]=r[2]*n+r[6]*s+r[10]*i+r[14]*o,t[3]=r[3]*n+r[7]*s+r[11]*i+r[15]*o,t}(e||[-0,-0,-0,-0],t,this),Pe(e,4),e):this.transformAsPoint(t,e)}transformAsPoint(t,e){const{length:r}=t;switch(r){case 2:e=ze(e||[-0,-0],t,this);break;case 3:e=nr(e||[-0,-0,-0],t,this);break;default:throw new Error("Illegal vector")}return Pe(e,t.length),e}transformAsVector(t,e){switch(t.length){case 2:e=We(e||[-0,-0],t,this);break;case 3:e=Ye(e||[-0,-0,-0],t,this);break;default:throw new Error("Illegal vector")}return Pe(e,t.length),e}makeRotationX(t){return this.identity().rotateX(t)}makeTranslation(t,e,r){return this.identity().translate([t,e,r])}transformPoint(t,e){return ke("Matrix4.transformPoint","3.0"),this.transformAsPoint(t,e)}transformVector(t,e){return ke("Matrix4.transformVector","3.0"),this.transformAsPoint(t,e)}transformDirection(t,e){return ke("Matrix4.transformDirection","3.0"),this.transformAsVector(t,e)}}function Er(){var t=new Qe(4);return Qe!=Float32Array&&(t[0]=0,t[1]=0,t[2]=0),t[3]=1,t}function _r(t,e,r){r*=.5;var n=Math.sin(r);return t[0]=n*e[0],t[1]=n*e[1],t[2]=n*e[2],t[3]=Math.cos(r),t}function Mr(t,e,r){var n=e[0],s=e[1],i=e[2],o=e[3],a=r[0],c=r[1],u=r[2],l=r[3];return t[0]=n*l+o*a+s*u-i*c,t[1]=s*l+o*c+i*a-n*u,t[2]=i*l+o*u+n*c-s*a,t[3]=o*l-n*a-s*c-i*u,t}function vr(t,e,r,n){var s,i,o,a,c,u=e[0],l=e[1],h=e[2],d=e[3],f=r[0],A=r[1],m=r[2],p=r[3];return(i=u*f+l*A+h*m+d*p)<0&&(i=-i,f=-f,A=-A,m=-m,p=-p),1-i>1e-6?(s=Math.acos(i),o=Math.sin(s),a=Math.sin((1-n)*s)/o,c=Math.sin(n*s)/o):(a=1-n,c=n),t[0]=a*u+c*f,t[1]=a*l+c*A,t[2]=a*h+c*m,t[3]=a*d+c*p,t}function Ir(t,e){var r,n=e[0]+e[4]+e[8];if(n>0)r=Math.sqrt(n+1),t[3]=.5*r,r=.5/r,t[0]=(e[5]-e[7])*r,t[1]=(e[6]-e[2])*r,t[2]=(e[1]-e[3])*r;else{var s=0;e[4]>e[0]&&(s=1),e[8]>e[3*s+s]&&(s=2);var i=(s+1)%3,o=(s+2)%3;r=Math.sqrt(e[3*s+s]-e[3*i+i]-e[3*o+o]+1),t[s]=.5*r,r=.5/r,t[3]=(e[3*i+o]-e[3*o+i])*r,t[i]=(e[3*i+s]+e[3*s+i])*r,t[o]=(e[3*o+s]+e[3*s+o])*r}return t}var Fr,Dr,Gr,Rr=function(t,e,r){return t[0]=e[0]+r[0],t[1]=e[1]+r[1],t[2]=e[2]+r[2],t[3]=e[3]+r[3],t},Sr=function(t,e,r){return t[0]=e[0]*r,t[1]=e[1]*r,t[2]=e[2]*r,t[3]=e[3]*r,t},Or=function(t,e){return t[0]*e[0]+t[1]*e[1]+t[2]*e[2]+t[3]*e[3]},xr=function(t,e,r,n){var s=e[0],i=e[1],o=e[2],a=e[3];return t[0]=s+n*(r[0]-s),t[1]=i+n*(r[1]-i),t[2]=o+n*(r[2]-o),t[3]=a+n*(r[3]-a),t},Ur=function(t){var e=t[0],r=t[1],n=t[2],s=t[3];return Math.hypot(e,r,n,s)},Lr=function(t){var e=t[0],r=t[1],n=t[2],s=t[3];return e*e+r*r+n*n+s*s},Nr=function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=r*r+n*n+s*s+i*i;return o>0&&(o=1/Math.sqrt(o)),t[0]=r*o,t[1]=n*o,t[2]=s*o,t[3]=i*o,t},Hr=(Fr=Ze(),Dr=tr(1,0,0),Gr=tr(0,1,0),function(t,e,r){var n=er(e,r);return n<-.999999?(rr(Fr,Dr,e),ir(Fr)<1e-6&&rr(Fr,Gr,e),function(t,e){var r=e[0],n=e[1],s=e[2],i=r*r+n*n+s*s;i>0&&(i=1/Math.sqrt(i)),t[0]=e[0]*i,t[1]=e[1]*i,t[2]=e[2]*i}(Fr,Fr),_r(t,Fr,Math.PI),t):n>.999999?(t[0]=0,t[1]=0,t[2]=0,t[3]=1,t):(rr(Fr,e,r),t[0]=Fr[0],t[1]=Fr[1],t[2]=Fr[2],t[3]=1+n,Nr(t,t))});Er(),Er(),function(){var t=new Qe(9);Qe!=Float32Array&&(t[1]=0,t[2]=0,t[3]=0,t[5]=0,t[6]=0,t[7]=0),t[0]=1,t[4]=1,t[8]=1}();const Jr=[0,0,0,1];class Pr extends He{constructor(t=0,e=0,r=0,n=1){super(-0,-0,-0,-0),Array.isArray(t)&&1===arguments.length?this.copy(t):this.set(t,e,r,n)}copy(t){return this[0]=t[0],this[1]=t[1],this[2]=t[2],this[3]=t[3],this.check()}set(t,e,r,n){return this[0]=t,this[1]=e,this[2]=r,this[3]=n,this.check()}fromMatrix3(t){return Ir(this,t),this.check()}identity(){return function(t){t[0]=0,t[1]=0,t[2]=0,t[3]=1}(this),this.check()}fromAxisRotation(t,e){return _r(this,t,e),this.check()}setAxisAngle(t,e){return this.fromAxisRotation(t,e)}get ELEMENTS(){return 4}get x(){return this[0]}set x(t){this[0]=Je(t)}get y(){return this[1]}set y(t){this[1]=Je(t)}get z(){return this[2]}set z(t){this[2]=Je(t)}get w(){return this[3]}set w(t){this[3]=Je(t)}len(){return Ur(this)}lengthSquared(){return Lr(this)}dot(t,e){if(void 0!==e)throw new Error("Quaternion.dot only takes one argument");return Or(this,t)}rotationTo(t,e){return Hr(this,t,e),this.check()}add(t,e){if(void 0!==e)throw new Error("Quaternion.add only takes one argument");return Rr(this,this,t),this.check()}calculateW(){return function(t,e){var r=e[0],n=e[1],s=e[2];t[0]=r,t[1]=n,t[2]=s,t[3]=Math.sqrt(Math.abs(1-r*r-n*n-s*s))}(this,this),this.check()}conjugate(){return function(t,e){t[0]=-e[0],t[1]=-e[1],t[2]=-e[2],t[3]=e[3]}(this,this),this.check()}invert(){return function(t,e){var r=e[0],n=e[1],s=e[2],i=e[3],o=r*r+n*n+s*s+i*i,a=o?1/o:0;t[0]=-r*a,t[1]=-n*a,t[2]=-s*a,t[3]=i*a}(this,this),this.check()}lerp(t,e,r){return xr(this,t,e,r),this.check()}multiplyRight(t,e){return Ie(!e),Mr(this,this,t),this.check()}multiplyLeft(t,e){return Ie(!e),Mr(this,t,this),this.check()}normalize(){const t=this.len(),e=t>0?1/t:0;return this[0]=this[0]*e,this[1]=this[1]*e,this[2]=this[2]*e,this[3]=this[3]*e,0===t&&(this[3]=1),this.check()}rotateX(t){return function(t,e,r){r*=.5;var n=e[0],s=e[1],i=e[2],o=e[3],a=Math.sin(r),c=Math.cos(r);t[0]=n*c+o*a,t[1]=s*c+i*a,t[2]=i*c-s*a,t[3]=o*c-n*a}(this,this,t),this.check()}rotateY(t){return function(t,e,r){r*=.5;var n=e[0],s=e[1],i=e[2],o=e[3],a=Math.sin(r),c=Math.cos(r);t[0]=n*c-i*a,t[1]=s*c+o*a,t[2]=i*c+n*a,t[3]=o*c-s*a}(this,this,t),this.check()}rotateZ(t){return function(t,e,r){r*=.5;var n=e[0],s=e[1],i=e[2],o=e[3],a=Math.sin(r),c=Math.cos(r);t[0]=n*c+s*a,t[1]=s*c-n*a,t[2]=i*c+o*a,t[3]=o*c-i*a}(this,this,t),this.check()}scale(t){return Sr(this,this,t),this.check()}slerp(t,e,r){switch(arguments.length){case 1:({start:t=Jr,target:e,ratio:r}=arguments[0]);break;case 2:[e,r]=arguments,t=this}return vr(this,t,e,r),this.check()}transformVector4(t,e=t){return function(t,e,r){var n=e[0],s=e[1],i=e[2],o=r[0],a=r[1],c=r[2],u=r[3],l=u*n+a*i-c*s,h=u*s+c*n-o*i,d=u*i+o*s-a*n,f=-o*n-a*s-c*i;t[0]=l*u+f*-o+h*-c-d*-a,t[1]=h*u+f*-a+d*-o-l*-c,t[2]=d*u+f*-c+l*-a-h*-o,t[3]=e[3]}(e,t,this),Pe(e,4)}lengthSq(){return this.lengthSquared()}setFromAxisAngle(t,e){return this.setAxisAngle(t,e)}premultiply(t,e){return this.multiplyLeft(t,e)}multiply(t,e){return this.multiplyRight(t,e)}}var jr=.1,kr=1e-12,Kr=1e-15;Math.PI,Math.PI,Math.PI,Math.PI;const Vr=t=>t,Qr=new cr;function qr(t,e=Qr){return function(t,e,r=Vr){return Se(t)?(e[0]=r(t[0]),e[1]=r(t[1]),e[2]=t[2]):"longitude"in t?(e[0]=r(t.longitude),e[1]=r(t.latitude),e[2]=t.height):(e[0]=r(t.x),e[1]=r(t.y),e[2]=t.z),e}(t,e,Ge._cartographicRadians?Vr:xe)}function zr(t,e){return function(t,e,r=Vr){return Se(e)?(e[0]=r(t[0]),e[1]=r(t[1]),e[2]=t[2]):"longitude"in e?(e.longitude=r(t[0]),e.latitude=r(t[1]),e.height=t[2]):(e.x=r(t[0]),e.y=r(t[1]),e.z=t[2]),e}(t,e,Ge._cartographicRadians?Vr:Ue)}const Wr=new cr,Yr=new cr,Xr=new cr;const Zr=new cr,$r={up:{south:"east",north:"west",west:"south",east:"north"},down:{south:"west",north:"east",west:"north",east:"south"},south:{up:"west",down:"east",west:"down",east:"up"},north:{up:"east",down:"west",west:"up",east:"down"},west:{up:"north",down:"south",north:"down",south:"up"},east:{up:"south",down:"north",north:"up",south:"down"}},tn={north:[-1,0,0],east:[0,1,0],up:[0,0,1],south:[1,0,0],west:[0,-1,0],down:[0,0,-1]},en={east:new cr,north:new cr,up:new cr,west:new cr,south:new cr,down:new cr},rn=new cr,nn=new cr,sn=new cr;function on(t,e,r,n,s,i){const o=$r[e]&&$r[e][r];let a,c,u;Ie(o&&(!n||n===o));const l=Zr.copy(s);if(Ne(l.x,0,1e-14)&&Ne(l.y,0,1e-14)){const t=Math.sign(l.z);a=rn.fromArray(tn[e]),"east"!==e&&"west"!==e&&a.scale(t),c=nn.fromArray(tn[r]),"east"!==r&&"west"!==r&&c.scale(t),u=sn.fromArray(tn[n]),"east"!==n&&"west"!==n&&u.scale(t)}else{const{up:s,east:i,north:o}=en;i.set(-l.y,l.x,0).normalize(),t.geodeticSurfaceNormal(l,s),o.copy(s).cross(i);const{down:h,west:d,south:f}=en;h.copy(s).scale(-1),d.copy(i).scale(-1),f.copy(o).scale(-1),a=en[e],c=en[r],u=en[n]}return i[0]=a.x,i[1]=a.y,i[2]=a.z,i[3]=0,i[4]=c.x,i[5]=c.y,i[6]=c.z,i[7]=0,i[8]=u.x,i[9]=u.y,i[10]=u.z,i[11]=0,i[12]=l.x,i[13]=l.y,i[14]=l.z,i[15]=1,i}const an=new cr,cn=new cr,un=new cr,ln=new cr,hn=new cr,dn=new cr;let fn;class An{static get WGS84(){return fn=fn||new An(6378137,6378137,6356752.314245179),fn}constructor(t=0,e=0,r=0){Ie(t>=0),Ie(e>=0),Ie(r>=0),this.radii=new cr(t,e,r),this.radiiSquared=new cr(t*t,e*e,r*r),this.radiiToTheFourth=new cr(t*t*t*t,e*e*e*e,r*r*r*r),this.oneOverRadii=new cr(0===t?0:1/t,0===e?0:1/e,0===r?0:1/r),this.oneOverRadiiSquared=new cr(0===t?0:1/(t*t),0===e?0:1/(e*e),0===r?0:1/(r*r)),this.minimumRadius=Math.min(t,e,r),this.maximumRadius=Math.max(t,e,r),this.centerToleranceSquared=jr,0!==this.radiiSquared.z&&(this.squaredXOverSquaredZ=this.radiiSquared.x/this.radiiSquared.z),Object.freeze(this)}equals(t){return this===t||Boolean(t&&this.radii.equals(t.radii))}toString(){return this.radii.toString()}cartographicToCartesian(t,e=[0,0,0]){const r=cn,n=un,[,,s]=t;this.geodeticSurfaceNormalCartographic(t,r),n.copy(this.radiiSquared).scale(r);const i=Math.sqrt(r.dot(n));return n.scale(1/i),r.scale(s),n.add(r),n.to(e)}cartesianToCartographic(t,e=[0,0,0]){dn.from(t);const r=this.scaleToGeodeticSurface(dn,ln);if(!r)return;const n=this.geodeticSurfaceNormal(r,cn),s=hn;s.copy(dn).subtract(r);return zr([Math.atan2(n.y,n.x),Math.asin(n.z),Math.sign(er(s,dn))*$e(s)],e)}eastNorthUpToFixedFrame(t,e=new Tr){return on(this,"east","north","up",t,e)}localFrameToFixedFrame(t,e,r,n,s=new Tr){return on(this,t,e,r,n,s)}geocentricSurfaceNormal(t,e=[0,0,0]){return an.from(t).normalize().to(e)}geodeticSurfaceNormalCartographic(t,e=[0,0,0]){const r=qr(t),n=r[0],s=r[1],i=Math.cos(s);return an.set(i*Math.cos(n),i*Math.sin(n),Math.sin(s)).normalize(),an.to(e)}geodeticSurfaceNormal(t,e=[0,0,0]){return an.from(t).scale(this.oneOverRadiiSquared).normalize().to(e)}scaleToGeodeticSurface(t,e){return function(t,e,r=new cr){const{oneOverRadii:n,oneOverRadiiSquared:s,centerToleranceSquared:i}=e;Wr.from(t);const o=t.x,a=t.y,c=t.z,u=n.x,l=n.y,h=n.z,d=o*o*u*u,f=a*a*l*l,A=c*c*h*h,m=d+f+A,p=Math.sqrt(1/m);if(!Number.isFinite(p))return;const B=Yr;if(B.copy(t).scale(p),m<i)return B.to(r);const g=s.x,y=s.y,C=s.z,b=Xr;b.set(B.x*g*2,B.y*y*2,B.z*C*2);let w,T,E,_,M=(1-p)*t.len()/(.5*b.len()),v=0;do{M-=v,w=1/(1+M*g),T=1/(1+M*y),E=1/(1+M*C);const t=w*w,e=T*T,r=E*E;_=d*t+f*e+A*r-1,v=_/(-2*(d*(t*w)*g+f*(e*T)*y+A*(r*E)*C))}while(Math.abs(_)>kr);return Wr.scale([w,T,E]).to(r)}(t,this,e)}scaleToGeocentricSurface(t,e=[0,0,0]){ln.from(t);const r=ln.x,n=ln.y,s=ln.z,i=this.oneOverRadiiSquared,o=1/Math.sqrt(r*r*i.x+n*n*i.y+s*s*i.z);return ln.multiplyScalar(o).to(e)}transformPositionToScaledSpace(t,e=[0,0,0]){return ln.from(t).scale(this.oneOverRadii).to(e)}transformPositionFromScaledSpace(t,e=[0,0,0]){return ln.from(t).scale(this.radii).to(e)}getSurfaceNormalIntersectionWithZAxis(t,e=0,r=[0,0,0]){Ie(Ne(this.radii.x,this.radii.y,Kr)),Ie(this.radii.z>0),ln.from(t);const n=ln.z*(1-this.squaredXOverSquaredZ);if(!(Math.abs(n)>=this.radii.z-e))return ln.set(0,0,n).to(r)}}class mn{constructor(t,e,r){H(this,"item",void 0),H(this,"previous",void 0),H(this,"next",void 0),this.item=t,this.previous=e,this.next=r}}class pn{constructor(){H(this,"head",null),H(this,"tail",null),H(this,"_length",0)}get length(){return this._length}add(t){const e=new mn(t,this.tail,null);return this.tail?(this.tail.next=e,this.tail=e):(this.head=e,this.tail=e),++this._length,e}remove(t){t&&(t.previous&&t.next?(t.previous.next=t.next,t.next.previous=t.previous):t.previous?(t.previous.next=null,this.tail=t.previous):t.next?(t.next.previous=null,this.head=t.next):(this.head=null,this.tail=null),t.next=null,t.previous=null,--this._length)}splice(t,e){t!==e&&(this.remove(e),this._insert(t,e))}_insert(t,e){const r=t.next;t.next=e,this.tail===t?this.tail=e:r.previous=e,e.next=r,e.previous=t,++this._length}}function Bn(t){return null!=t}class gn{constructor(){H(this,"_list",void 0),H(this,"_sentinel",void 0),H(this,"_trimTiles",void 0),this._list=new pn,this._sentinel=this._list.add("sentinel"),this._trimTiles=!1}reset(){this._list.splice(this._list.tail,this._sentinel)}touch(t){const e=t._cacheNode;Bn(e)&&this._list.splice(this._sentinel,e)}add(t,e,r){Bn(e._cacheNode)||(e._cacheNode=this._list.add(e),r&&r(t,e))}unloadTile(t,e,r){const n=e._cacheNode;Bn(n)&&(this._list.remove(n),e._cacheNode=void 0,r&&r(t,e))}unloadTiles(t,e){const r=this._trimTiles;this._trimTiles=!1;const n=this._list,s=1024*t.maximumMemoryUsage*1024,i=this._sentinel;let o=n.head;for(;o!==i&&(t.gpuMemoryUsageInBytes>s||r);){const r=o.item;o=o.next,this.unloadTile(t,r,e)}}trim(){this._trimTiles=!0}}const yn=Object.freeze({OUTSIDE:-1,INTERSECTING:0,INSIDE:1});new cr,new cr;const Cn=new cr,bn=new cr;class wn{constructor(t=[0,0,0],e=0){this.radius=-0,this.center=new cr,this.fromCenterRadius(t,e)}fromCenterRadius(t,e){return this.center.from(t),this.radius=e,this}fromCornerPoints(t,e){return e=Cn.from(e),this.center=(new cr).from(t).add(e).scale(.5),this.radius=this.center.distance(e),this}equals(t){return this===t||Boolean(t)&&this.center.equals(t.center)&&this.radius===t.radius}clone(){return new wn(this.center,this.radius)}union(t){const e=this.center,r=this.radius,n=t.center,s=t.radius,i=Cn.copy(n).subtract(e),o=i.magnitude();if(r>=o+s)return this.clone();if(s>=o+r)return t.clone();const a=.5*(r+o+s);return bn.copy(i).scale((-r+a)/o).add(e),this.center.copy(bn),this.radius=a,this}expand(t){const e=(t=Cn.from(t)).subtract(this.center).magnitude();return e>this.radius&&(this.radius=e),this}transform(t){this.center.transform(t);const e=function(t,e){var r=e[0],n=e[1],s=e[2],i=e[4],o=e[5],a=e[6],c=e[8],u=e[9],l=e[10];return t[0]=Math.hypot(r,n,s),t[1]=Math.hypot(i,o,a),t[2]=Math.hypot(c,u,l),t}(Cn,t);return this.radius=Math.max(e[0],Math.max(e[1],e[2]))*this.radius,this}distanceSquaredTo(t){const e=this.distanceTo(t);return e*e}distanceTo(t){const e=(t=Cn.from(t)).subtract(this.center);return Math.max(0,e.len()-this.radius)}intersectPlane(t){const e=this.center,r=this.radius,n=t.normal.dot(e)+t.distance;return n<-r?yn.OUTSIDE:n<r?yn.INTERSECTING:yn.INSIDE}}const Tn=new cr,En=new cr,_n=new cr,Mn=new cr,vn=new cr,In=new cr,Fn=new cr,Dn=0,Gn=1,Rn=2,Sn=3,On=4,xn=5,Un=6,Ln=7,Nn=8;class Hn{constructor(t=[0,0,0],e=[0,0,0,0,0,0,0,0,0]){this.center=(new cr).from(t),this.halfAxes=new pr(e)}get halfSize(){const t=this.halfAxes.getColumn(0),e=this.halfAxes.getColumn(1),r=this.halfAxes.getColumn(2);return[new cr(t).len(),new cr(e).len(),new cr(r).len()]}get quaternion(){const t=this.halfAxes.getColumn(0),e=this.halfAxes.getColumn(1),r=this.halfAxes.getColumn(2),n=new cr(t).normalize(),s=new cr(e).normalize(),i=new cr(r).normalize();return(new Pr).fromMatrix3(new pr([...n,...s,...i]))}fromCenterHalfSizeQuaternion(t,e,r){const n=new Pr(r),s=(new pr).fromQuaternion(n);return s[0]=s[0]*e[0],s[1]=s[1]*e[0],s[2]=s[2]*e[0],s[3]=s[3]*e[1],s[4]=s[4]*e[1],s[5]=s[5]*e[1],s[6]=s[6]*e[2],s[7]=s[7]*e[2],s[8]=s[8]*e[2],this.center=(new cr).from(t),this.halfAxes=s,this}clone(){return new Hn(this.center,this.halfAxes)}equals(t){return this===t||Boolean(t)&&this.center.equals(t.center)&&this.halfAxes.equals(t.halfAxes)}getBoundingSphere(t=new wn){const e=this.halfAxes,r=e.getColumn(0,_n),n=e.getColumn(1,Mn),s=e.getColumn(2,vn),i=Tn.copy(r).add(n).add(s);return t.center.copy(this.center),t.radius=i.magnitude(),t}intersectPlane(t){const e=this.center,r=t.normal,n=this.halfAxes,s=r.x,i=r.y,o=r.z,a=Math.abs(s*n[Dn]+i*n[Gn]+o*n[Rn])+Math.abs(s*n[Sn]+i*n[On]+o*n[xn])+Math.abs(s*n[Un]+i*n[Ln]+o*n[Nn]),c=r.dot(e)+t.distance;return c<=-a?yn.OUTSIDE:c>=a?yn.INSIDE:yn.INTERSECTING}distanceTo(t){return Math.sqrt(this.distanceSquaredTo(t))}distanceSquaredTo(t){const e=En.from(t).subtract(this.center),r=this.halfAxes,n=r.getColumn(0,_n),s=r.getColumn(1,Mn),i=r.getColumn(2,vn),o=n.magnitude(),a=s.magnitude(),c=i.magnitude();n.normalize(),s.normalize(),i.normalize();let u,l=0;return u=Math.abs(e.dot(n))-o,u>0&&(l+=u*u),u=Math.abs(e.dot(s))-a,u>0&&(l+=u*u),u=Math.abs(e.dot(i))-c,u>0&&(l+=u*u),l}computePlaneDistances(t,e,r=[-0,-0]){let n=Number.POSITIVE_INFINITY,s=Number.NEGATIVE_INFINITY;const i=this.center,o=this.halfAxes,a=o.getColumn(0,_n),c=o.getColumn(1,Mn),u=o.getColumn(2,vn),l=In.copy(a).add(c).add(u).add(i),h=Fn.copy(l).subtract(t);let d=e.dot(h);return n=Math.min(d,n),s=Math.max(d,s),l.copy(i).add(a).add(c).subtract(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),l.copy(i).add(a).subtract(c).add(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),l.copy(i).add(a).subtract(c).subtract(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),i.copy(l).subtract(a).add(c).add(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),i.copy(l).subtract(a).add(c).subtract(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),i.copy(l).subtract(a).subtract(c).add(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),i.copy(l).subtract(a).subtract(c).subtract(u),h.copy(l).subtract(t),d=e.dot(h),n=Math.min(d,n),s=Math.max(d,s),r[0]=n,r[1]=s,r}transform(t){this.center.transformAsPoint(t);const e=this.halfAxes.getColumn(0,_n);e.transformAsPoint(t);const r=this.halfAxes.getColumn(1,Mn);r.transformAsPoint(t);const n=this.halfAxes.getColumn(2,vn);return n.transformAsPoint(t),this.halfAxes=new pr([...e,...r,...n]),this}getTransform(){throw new Error("not implemented")}}const Jn=new cr,Pn=new cr;class jn{constructor(t=[0,0,1],e=0){this.normal=new cr,this.distance=-0,this.fromNormalDistance(t,e)}fromNormalDistance(t,e){return Ie(Number.isFinite(e)),this.normal.from(t).normalize(),this.distance=e,this}fromPointNormal(t,e){t=Jn.from(t),this.normal.from(e).normalize();const r=-this.normal.dot(t);return this.distance=r,this}fromCoefficients(t,e,r,n){return this.normal.set(t,e,r),Ie(Ne(this.normal.len(),1)),this.distance=n,this}clone(t){return new jn(this.normal,this.distance)}equals(t){return Ne(this.distance,t.distance)&&Ne(this.normal,t.normal)}getPointDistance(t){return this.normal.dot(t)+this.distance}transform(t){const e=Pn.copy(this.normal).transformAsVector(t).normalize(),r=this.normal.scale(-this.distance).transform(t);return this.fromPointNormal(r,e)}projectPointOntoPlane(t,e=[0,0,0]){t=Jn.from(t);const r=this.getPointDistance(t),n=Pn.copy(this.normal).scale(r);return t.subtract(n).to(e)}}const kn=[new cr([1,0,0]),new cr([0,1,0]),new cr([0,0,1])],Kn=new cr,Vn=new cr;new jn(new cr(1,0,0),0);class Qn{static get MASK_OUTSIDE(){return 4294967295}static get MASK_INSIDE(){return 0}static get MASK_INDETERMINATE(){return 2147483647}constructor(t=[]){this.planes=t,Ie(this.planes.every((t=>t instanceof jn)))}fromBoundingSphere(t){this.planes.length=2*kn.length;const e=t.center,r=t.radius;let n=0;for(const t of kn){let s=this.planes[n],i=this.planes[n+1];s||(s=this.planes[n]=new jn),i||(i=this.planes[n+1]=new jn);const o=Kn.copy(t).scale(-r).add(e);t.dot(o),s.fromPointNormal(o,t);const a=Kn.copy(t).scale(r).add(e),c=Vn.copy(t).negate();c.dot(a),i.fromPointNormal(a,c),n+=2}return this}computeVisibility(t){Ie(t);let e=yn.INSIDE;for(const r of this.planes){switch(t.intersectPlane(r)){case yn.OUTSIDE:return yn.OUTSIDE;case yn.INTERSECTING:e=yn.INTERSECTING}}return e}computeVisibilityWithPlaneMask(t,e){if(Ie(t,"boundingVolume is required."),Ie(Number.isFinite(e),"parentPlaneMask is required."),e===Qn.MASK_OUTSIDE||e===Qn.MASK_INSIDE)return e;let r=Qn.MASK_INSIDE;const n=this.planes;for(let s=0;s<this.planes.length;++s){const i=s<31?1<<s:0;if(s<31&&0==(e&i))continue;const o=n[s],a=t.intersectPlane(o);if(a===yn.OUTSIDE)return Qn.MASK_OUTSIDE;a===yn.INTERSECTING&&(r|=i)}return r}}const qn=new cr,zn=new cr,Wn=new cr,Yn=new cr,Xn=new cr;class Zn{constructor(t={}){t={near:1,far:5e8,...t},this.left=t.left,this._left=void 0,this.right=t.right,this._right=void 0,this.top=t.top,this._top=void 0,this.bottom=t.bottom,this._bottom=void 0,this.near=t.near,this._near=this.near,this.far=t.far,this._far=this.far,this._cullingVolume=new Qn([new jn,new jn,new jn,new jn,new jn,new jn]),this._perspectiveMatrix=new Tr,this._infinitePerspective=new Tr}clone(){return new Zn({right:this.right,left:this.left,top:this.top,bottom:this.bottom,near:this.near,far:this.far})}equals(t){return t&&t instanceof Zn&&this.right===t.right&&this.left===t.left&&this.top===t.top&&this.bottom===t.bottom&&this.near===t.near&&this.far===t.far}get projectionMatrix(){return $n(this),this._perspectiveMatrix}get infiniteProjectionMatrix(){return $n(this),this._infinitePerspective}computeCullingVolume(t,e,r){Ie(t,"position is required."),Ie(e,"direction is required."),Ie(r,"up is required.");const n=this._cullingVolume.planes;r=qn.copy(r).normalize();const s=zn.copy(e).cross(r).normalize(),i=Wn.copy(e).multiplyByScalar(this.near).add(t),o=Yn.copy(e).multiplyByScalar(this.far).add(t);let a=Xn;return a.copy(s).multiplyByScalar(this.left).add(i).subtract(t).cross(r),n[0].fromPointNormal(t,a),a.copy(s).multiplyByScalar(this.right).add(i).subtract(t).cross(r).negate(),n[1].fromPointNormal(t,a),a.copy(r).multiplyByScalar(this.bottom).add(i).subtract(t).cross(s).negate(),n[2].fromPointNormal(t,a),a.copy(r).multiplyByScalar(this.top).add(i).subtract(t).cross(s),n[3].fromPointNormal(t,a),a=(new cr).copy(e),n[4].fromPointNormal(i,a),a.negate(),n[5].fromPointNormal(o,a),this._cullingVolume}getPixelDimensions(t,e,r,n){$n(this),Ie(Number.isFinite(t)&&Number.isFinite(e)),Ie(t>0),Ie(e>0),Ie(r>0),Ie(n);const s=1/this.near;let i=this.top*s;const o=2*r*i/e;i=this.right*s;const a=2*r*i/t;return n.x=a,n.y=o,n}}function $n(t){Ie(Number.isFinite(t.right)&&Number.isFinite(t.left)&&Number.isFinite(t.top)&&Number.isFinite(t.bottom)&&Number.isFinite(t.near)&&Number.isFinite(t.far));const{top:e,bottom:r,right:n,left:s,near:i,far:o}=t;e===t._top&&r===t._bottom&&s===t._left&&n===t._right&&i===t._near&&o===t._far||(Ie(t.near>0&&t.near<t.far,"near must be greater than zero and less than far."),t._left=s,t._right=n,t._top=e,t._bottom=r,t._near=i,t._far=o,t._perspectiveMatrix=(new Tr).frustum({left:s,right:n,bottom:r,top:e,near:i,far:o}),t._infinitePerspective=(new Tr).frustum({left:s,right:n,bottom:r,top:e,near:i,far:1/0}))}class ts{constructor(t={}){t={near:1,far:5e8,xOffset:0,yOffset:0,...t},this._offCenterFrustum=new Zn,this.fov=t.fov,this._fov=void 0,this._fovy=void 0,this._sseDenominator=void 0,this.aspectRatio=t.aspectRatio,this._aspectRatio=void 0,this.near=t.near,this._near=this.near,this.far=t.far,this._far=this.far,this.xOffset=t.xOffset,this._xOffset=this.xOffset,this.yOffset=t.yOffset,this._yOffset=this.yOffset}clone(){return new ts({aspectRatio:this.aspectRatio,fov:this.fov,near:this.near,far:this.far})}equals(t){return null!=t&&t instanceof ts&&(es(this),es(t),this.fov===t.fov&&this.aspectRatio===t.aspectRatio&&this.near===t.near&&this.far===t.far&&this._offCenterFrustum.equals(t._offCenterFrustum))}get projectionMatrix(){return es(this),this._offCenterFrustum.projectionMatrix}get infiniteProjectionMatrix(){return es(this),this._offCenterFrustum.infiniteProjectionMatrix}get fovy(){return es(this),this._fovy}get sseDenominator(){return es(this),this._sseDenominator}computeCullingVolume(t,e,r){return es(this),this._offCenterFrustum.computeCullingVolume(t,e,r)}getPixelDimensions(t,e,r,n){return es(this),this._offCenterFrustum.getPixelDimensions(t,e,r,n)}}function es(t){Ie(Number.isFinite(t.fov)&&Number.isFinite(t.aspectRatio)&&Number.isFinite(t.near)&&Number.isFinite(t.far));const e=t._offCenterFrustum;t.fov===t._fov&&t.aspectRatio===t._aspectRatio&&t.near===t._near&&t.far===t._far&&t.xOffset===t._xOffset&&t.yOffset===t._yOffset||(Ie(t.fov>=0&&t.fov<Math.PI),Ie(t.aspectRatio>0),Ie(t.near>=0&&t.near<t.far),t._aspectRatio=t.aspectRatio,t._fov=t.fov,t._fovy=t.aspectRatio<=1?t.fov:2*Math.atan(Math.tan(.5*t.fov)/t.aspectRatio),t._near=t.near,t._far=t.far,t._sseDenominator=2*Math.tan(.5*t._fovy),t._xOffset=t.xOffset,t._yOffset=t.yOffset,e.top=t.near*Math.tan(.5*t._fovy),e.bottom=-e.top,e.right=t.aspectRatio*e.top,e.left=-e.right,e.near=t.near,e.far=t.far,e.right+=t.xOffset,e.left+=t.xOffset,e.top+=t.yOffset,e.bottom+=t.yOffset)}new cr,new cr,new cr,new cr,new cr,new cr,new cr,new cr,new cr,new cr,new cr,new cr,new pr,new pr,new pr,new pr,new pr,new cr,new cr,new cr,new cr,new cr,new pr,new pr,new pr;const rs=new cr,ns=new cr,ss=new Qn([new jn,new jn,new jn,new jn,new jn,new jn]);function is(t,e){const{cameraDirection:r,cameraUp:n,height:s}=t,{metersPerUnit:i}=t.distanceScales,o=t.unprojectPosition(t.center),a=An.WGS84.cartographicToCartesian(o,new cr),c=An.WGS84.eastNorthUpToFixedFrame(a),u=t.unprojectPosition(t.cameraPosition),l=An.WGS84.cartographicToCartesian(u,new cr),h=new cr(c.transformAsVector(new cr(r).scale(i))).normalize(),d=new cr(c.transformAsVector(new cr(n).scale(i))).normalize();return function(t,e){const r=t.getFrustumPlanes();let n=0;for(const s in r){const i=r[s],o=i.normal.dot(t.center);ns.copy(i.normal).scale(i.distance-o).add(t.center);const a=t.unprojectPosition(ns),c=An.WGS84.cartographicToCartesian(a,new cr);ss.planes[n++].fromPointNormal(c,rs.copy(e).subtract(c))}}(t,a),{camera:{position:l,direction:h,up:d},viewport:t,height:s,cullingVolume:ss,frameNumber:e,sseDenominator:1.15}}const os=new cr;function as(t){const{halfAxes:e,radius:r,width:n,height:s}=t;if(e){const t=function(t){t.getColumn(0,os);const e=t.getColumn(1),r=t.getColumn(2),n=os.add(e).add(r);return n.len()}(e);return Math.log2(6356752.314245179/t)}if(r)return Math.log2(6356752.314245179/r);if(s&&n){return(Math.log2(6378137/n)+Math.log2(6378137/s))/2}return 1}const cs=0,us=1,ls=3,hs=4,ds=5,fs=1,As=2,ms="empty",ps="scenegraph",Bs="pointcloud",gs="mesh",ys="I3S",Cs="TILES3D",bs="geometricError",ws=1;function Ts(t){return null!=t}const Es=new cr,_s=new cr,Ms=new cr;function vs(t,e,r){if(F(t,"3D Tile: boundingVolume must be defined"),t.box)return function(t,e,r){const n=new cr(t[0],t[1],t[2]);e.transform(n,n);let s=[];if(10===t.length){const e=t.slice(3,6),r=new Pr;r.fromArray(t,6);const n=new cr([1,0,0]),i=new cr([0,1,0]),o=new cr([0,0,1]);n.transformByQuaternion(r),n.scale(e[0]),i.transformByQuaternion(r),i.scale(e[1]),o.transformByQuaternion(r),o.scale(e[2]),s=[...n.toArray(),...i.toArray(),...o.toArray()]}else s=[...t.slice(3,6),...t.slice(6,9),...t.slice(9,12)];const i=e.transformAsVector(s.slice(0,3)),o=e.transformAsVector(s.slice(3,6)),a=e.transformAsVector(s.slice(6,9)),c=new pr([i[0],i[1],i[2],o[0],o[1],o[2],a[0],a[1],a[2]]);if(Ts(r))return r.center=n,r.halfAxes=c,r;return new Hn(n,c)}(t.box,e,r);if(t.region){const[e,r,n,s,i,o]=t.region,a=An.WGS84.cartographicToCartesian([Le(e),Le(s),i],_s),c=An.WGS84.cartographicToCartesian([Le(n),Le(r),o],Ms),u=(new cr).addVectors(a,c).multiplyScalar(.5),l=(new cr).subVectors(a,c).len()/2;return Is([u[0],u[1],u[2],l],new Tr)}if(t.sphere)return Is(t.sphere,e,r);throw new Error("3D Tile: boundingVolume must contain a sphere, region, or box")}function Is(t,e,r){const n=new cr(t[0],t[1],t[2]);e.transform(n,n);const s=e.getScale(Es),i=Math.max(Math.max(s[0],s[1]),s[2]),o=t[3]*i;return Ts(r)?(r.center=n,r.radius=o,r):new wn(n,o)}function Fs(t,e){if(t.dynamicScreenSpaceError&&t.dynamicScreenSpaceErrorComputedDensity){const r=t.dynamicScreenSpaceErrorComputedDensity,n=t.dynamicScreenSpaceErrorFactor,s=function(t,e){const r=t*e;return 1-Math.exp(-r*r)}(e,r)*n;return s}return 0}function Ds(t,e){const r=e.viewport,n=r.constructor,{longitude:s,latitude:i,height:o,width:a,bearing:c,zoom:u}=r,l=new n({longitude:s,latitude:i,height:o,width:a,bearing:c,zoom:u,pitch:0}),h=t.header.mbs[1],d=t.header.mbs[0],f=t.header.mbs[2],A=t.header.mbs[3],m=[...t.boundingVolume.center],p=l.unprojectPosition(l.cameraPosition),B=An.WGS84.cartographicToCartesian(p,new cr),g=new cr(B).subtract(m).normalize(),y=new Tr;An.WGS84.eastNorthUpToFixedFrame(m,y);const C=new Tr(y).invert(),b=new cr(B).transform(C),w=Math.sqrt(b[0]*b[0]+b[1]*b[1]),T=w*w/b[2],E=new cr([b[0],b[1],T]).transform(y),_=new cr(E).subtract(m).normalize(),M=g.cross(_).normalize().scale(A),v=new cr(m).add(M),I=An.WGS84.cartesianToCartographic(v),F=l.project([d,h,f]),D=l.project(I);return new cr(F).subtract(D).magnitude()}new cr,new cr,new Tr,new cr,new cr,new cr;class Gs{constructor(t=0){H(this,"_map",new Map),H(this,"_array",void 0),H(this,"_length",void 0),this._array=new Array(t),this._length=t}get length(){return this._length}set length(t){this._length=t,t>this._array.length&&(this._array.length=t)}get values(){return this._array}get(t){return F(t<this._array.length),this._array[t]}set(t,e){F(t>=0),t>=this.length&&(this.length=t+1),this._map.has(this._array[t])&&this._map.delete(this._array[t]),this._array[t]=e,this._map.set(e,t)}delete(t){const e=this._map.get(t);e>=0&&(this._array.splice(e,1),this._map.delete(t),this.length--)}peek(){return this._array[this._length-1]}push(t){if(!this._map.has(t)){const e=this.length++;this._array[e]=t,this._map.set(t,e)}}pop(){const t=this._array[--this.length];return this._map.delete(t),t}reserve(t){F(t>=0),t>this._array.length&&(this._array.length=t)}resize(t){F(t>=0),this.length=t}trim(t){null==t&&(t=this.length),this._array.length=t}reset(){this._array=[],this._map=new Map,this._length=0}find(t){return this._map.has(t)}}const Rs={loadSiblings:!1,skipLevelOfDetail:!1,maximumScreenSpaceError:2,updateTransforms:!0,onTraversalEnd:()=>{},viewportTraversersMap:{},basePath:""};class Ss{constructor(t){H(this,"options",void 0),H(this,"root",void 0),H(this,"requestedTiles",void 0),H(this,"selectedTiles",void 0),H(this,"emptyTiles",void 0),H(this,"_traversalStack",void 0),H(this,"_emptyTraversalStack",void 0),H(this,"_frameNumber",void 0),this.options={...Rs,...t},this._traversalStack=new Gs,this._emptyTraversalStack=new Gs,this._frameNumber=null,this.root=null,this.selectedTiles={},this.requestedTiles={},this.emptyTiles={}}traverse(t,e,r){this.root=t,this.options={...this.options,...r},this.reset(),this.updateTile(t,e),this._frameNumber=e.frameNumber,this.executeTraversal(t,e)}reset(){this.requestedTiles={},this.selectedTiles={},this.emptyTiles={},this._traversalStack.reset(),this._emptyTraversalStack.reset()}executeTraversal(t,e){const r=this._traversalStack;for(t._selectionDepth=1,r.push(t);r.length>0;){const t=r.pop();let n=!1;this.canTraverse(t,e)&&(this.updateChildTiles(t,e),n=this.updateAndPushChildren(t,e,r,t.hasRenderContent?t._selectionDepth+1:t._selectionDepth));const s=t.parent,i=Boolean(!s||s._shouldRefine),o=!n;t.hasRenderContent?t.refine===fs?(this.loadTile(t,e),this.selectTile(t,e)):t.refine===As&&(this.loadTile(t,e),o&&this.selectTile(t,e)):(this.emptyTiles[t.id]=t,this.loadTile(t,e),o&&this.selectTile(t,e)),this.touchTile(t,e),t._shouldRefine=n&&i}this.options.onTraversalEnd(e)}updateChildTiles(t,e){const r=t.children;for(const t of r)this.updateTile(t,e);return!0}updateAndPushChildren(t,e,r,n){const{loadSiblings:s,skipLevelOfDetail:i}=this.options,o=t.children;o.sort(this.compareDistanceToCamera.bind(this));const a=t.refine===As&&t.hasRenderContent&&!i;let c=!1,u=!0;for(const t of o)if(t._selectionDepth=n,t.isVisibleAndInRequestVolume?(r.find(t)&&r.delete(t),r.push(t),c=!0):(a||s)&&(this.loadTile(t,e),this.touchTile(t,e)),a){let r;if(r=!!t._inRequestVolume&&(t.hasRenderContent?t.contentAvailable:this.executeEmptyTraversal(t,e)),u=u&&r,!u)return!1}return c||(u=!1),u}updateTile(t,e){this.updateTileVisibility(t,e)}selectTile(t,e){this.shouldSelectTile(t)&&(t._selectedFrame=e.frameNumber,this.selectedTiles[t.id]=t)}loadTile(t,e){this.shouldLoadTile(t)&&(t._requestedFrame=e.frameNumber,t._priority=t._getPriority(),this.requestedTiles[t.id]=t)}touchTile(t,e){t.tileset._cache.touch(t),t._touchedFrame=e.frameNumber}canTraverse(t,e,r=!1,n=!1){return!!t.hasChildren&&(t.hasTilesetContent?!t.contentExpired:!(!n&&!t.isVisibleAndInRequestVolume)&&this.shouldRefine(t,e,r))}shouldLoadTile(t){return t.hasUnloadedContent||t.contentExpired}shouldSelectTile(t){return t.contentAvailable&&!this.options.skipLevelOfDetail}shouldRefine(t,e,r){let n=t._screenSpaceError;return r&&(n=t.getScreenSpaceError(e,!0)),n>this.options.maximumScreenSpaceError}updateTileVisibility(t,e){const r=[];if(this.options.viewportTraversersMap)for(const t in this.options.viewportTraversersMap){this.options.viewportTraversersMap[t]===e.viewport.id&&r.push(t)}else r.push(e.viewport.id);t.updateVisibility(e,r)}compareDistanceToCamera(t,e){return t._distanceToCamera-e._distanceToCamera}anyChildrenVisible(t,e){let r=!1;for(const n of t.children)n.updateVisibility(e),r=r||n.isVisibleAndInRequestVolume;return r}executeEmptyTraversal(t,e){let r=!0;const n=this._emptyTraversalStack;for(n.push(t);n.length>0&&r;){const t=n.pop();this.updateTile(t,e),t.isVisibleAndInRequestVolume||this.loadTile(t,e),this.touchTile(t,e);if(!t.hasRenderContent&&this.canTraverse(t,e,!1,!0)){const e=t.children;for(const t of e)n.find(t)&&n.delete(t),n.push(t)}else t.contentAvailable||(r=!1)}return r}}const Os=new cr;class xs{constructor(t,e,r,n=""){H(this,"tileset",void 0),H(this,"header",void 0),H(this,"id",void 0),H(this,"url",void 0),H(this,"parent",void 0),H(this,"refine",void 0),H(this,"type",void 0),H(this,"contentUrl",void 0),H(this,"lodMetricType",void 0),H(this,"lodMetricValue",void 0),H(this,"boundingVolume",void 0),H(this,"content",void 0),H(this,"contentState",void 0),H(this,"gpuMemoryUsageInBytes",void 0),H(this,"children",void 0),H(this,"depth",void 0),H(this,"viewportIds",void 0),H(this,"transform",void 0),H(this,"extensions",void 0),H(this,"userData",void 0),H(this,"computedTransform",void 0),H(this,"hasEmptyContent",void 0),H(this,"hasTilesetContent",void 0),H(this,"traverser",void 0),H(this,"_cacheNode",void 0),H(this,"_frameNumber",void 0),H(this,"_lodJudge",void 0),H(this,"_expireDate",void 0),H(this,"_expiredContent",void 0),H(this,"_shouldRefine",void 0),H(this,"_distanceToCamera",void 0),H(this,"_centerZDepth",void 0),H(this,"_screenSpaceError",void 0),H(this,"_visibilityPlaneMask",void 0),H(this,"_visible",void 0),H(this,"_inRequestVolume",void 0),H(this,"_stackLength",void 0),H(this,"_selectionDepth",void 0),H(this,"_touchedFrame",void 0),H(this,"_visitedFrame",void 0),H(this,"_selectedFrame",void 0),H(this,"_requestedFrame",void 0),H(this,"_priority",void 0),H(this,"_contentBoundingVolume",void 0),H(this,"_viewerRequestVolume",void 0),H(this,"_initialTransform",void 0),this.header=e,this.tileset=t,this.id=n||e.id,this.url=e.url,this.parent=r,this.refine=this._getRefine(e.refine),this.type=e.type,this.contentUrl=e.contentUrl,this.lodMetricType="geometricError",this.lodMetricValue=0,this.boundingVolume=null,this.content=null,this.contentState=cs,this.gpuMemoryUsageInBytes=0,this.children=[],this.hasEmptyContent=!1,this.hasTilesetContent=!1,this.depth=0,this.viewportIds=[],this.userData={},this.extensions=null,this._priority=0,this._touchedFrame=0,this._visitedFrame=0,this._selectedFrame=0,this._requestedFrame=0,this._screenSpaceError=0,this._cacheNode=null,this._frameNumber=null,this._cacheNode=null,this.traverser=new Ss({}),this._shouldRefine=!1,this._distanceToCamera=0,this._centerZDepth=0,this._visible=void 0,this._inRequestVolume=!1,this._stackLength=0,this._selectionDepth=0,this._initialTransform=new Tr,this.transform=new Tr,this._initializeLodMetric(e),this._initializeTransforms(e),this._initializeBoundingVolumes(e),this._initializeContent(e),this._initializeRenderingState(e),this._lodJudge=null,this._expireDate=null,this._expiredContent=null,Object.seal(this)}destroy(){this.header=null}isDestroyed(){return null===this.header}get selected(){return this._selectedFrame===this.tileset._frameNumber}get isVisible(){return this._visible}get isVisibleAndInRequestVolume(){return this._visible&&this._inRequestVolume}get hasRenderContent(){return!this.hasEmptyContent&&!this.hasTilesetContent}get hasChildren(){return this.children.length>0||this.header.children&&this.header.children.length>0}get contentReady(){return this.contentState===ls||this.hasEmptyContent}get contentAvailable(){return Boolean(this.contentReady&&this.hasRenderContent||this._expiredContent&&!this.contentFailed)}get hasUnloadedContent(){return this.hasRenderContent&&this.contentUnloaded}get contentUnloaded(){return this.contentState===cs}get contentExpired(){return this.contentState===hs}get contentFailed(){return this.contentState===ds}getScreenSpaceError(t,e){switch(this.tileset.type){case ys:return Ds(this,t);case Cs:return function(t,e,r){const n=t.tileset,s=t.parent&&t.parent.lodMetricValue||t.lodMetricValue,i=r?s:t.lodMetricValue;if(0===i)return 0;const o=Math.max(t._distanceToCamera,1e-7),{height:a,sseDenominator:c}=e,{viewDistanceScale:u}=n.options;let l=i*a*(u||1)/(o*c);return l-=Fs(n,o),l}(this,t,e);default:throw new Error("Unsupported tileset type")}}_getPriority(){const t=this.tileset._traverser,{skipLevelOfDetail:e}=t.options,r=this.refine===fs||e;if(r&&!this.isVisible&&void 0!==this._visible)return-1;if(this.tileset._frameNumber-this._touchedFrame>=1)return-1;if(this.contentState===cs)return-1;const n=this.parent,s=n&&(!r||0===this._screenSpaceError||n.hasTilesetContent)?n._screenSpaceError:this._screenSpaceError,i=t.root?t.root._screenSpaceError:0;return Math.max(i-s,0)}async loadContent(){if(this.hasEmptyContent)return!1;if(this.content)return!0;this.contentExpired&&(this._expireDate=null),this.contentState=us;const t=await this.tileset._requestScheduler.scheduleRequest(this.id,this._getPriority.bind(this));if(!t)return this.contentState=cs,!1;try{const e=this.tileset.getTileUrl(this.contentUrl),r=this.tileset.loader,n={...this.tileset.loadOptions,[r.id]:{...this.tileset.loadOptions[r.id],isTileset:"json"===this.type,...this._getLoaderSpecificOptions(r.id)}};return this.content=await ve(e,r,n),this.tileset.options.contentLoader&&await this.tileset.options.contentLoader(this),this._isTileset()&&this.tileset._initializeTileHeaders(this.content,this),this.contentState=ls,this._onContentLoaded(),!0}catch(t){throw this.contentState=ds,t}finally{t.done()}}unloadContent(){return this.content&&this.content.destroy&&this.content.destroy(),this.content=null,this.header.content&&this.header.content.destroy&&this.header.content.destroy(),this.header.content=null,this.contentState=cs,!0}updateVisibility(t,e){if(this._frameNumber===t.frameNumber)return;const r=this.parent,n=r?r._visibilityPlaneMask:Qn.MASK_INDETERMINATE;if(this.tileset._traverser.options.updateTransforms){const t=r?r.computedTransform:this.tileset.modelMatrix;this._updateTransform(t)}this._distanceToCamera=this.distanceToTile(t),this._screenSpaceError=this.getScreenSpaceError(t,!1),this._visibilityPlaneMask=this.visibility(t,n),this._visible=this._visibilityPlaneMask!==Qn.MASK_OUTSIDE,this._inRequestVolume=this.insideViewerRequestVolume(t),this._frameNumber=t.frameNumber,this.viewportIds=e}visibility(t,e){const{cullingVolume:r}=t,{boundingVolume:n}=this;return r.computeVisibilityWithPlaneMask(n,e)}contentVisibility(){return!0}distanceToTile(t){const e=this.boundingVolume;return Math.sqrt(Math.max(e.distanceSquaredTo(t.camera.position),0))}cameraSpaceZDepth({camera:t}){const e=this.boundingVolume;return Os.subVectors(e.center,t.position),t.direction.dot(Os)}insideViewerRequestVolume(t){const e=this._viewerRequestVolume;return!e||e.distanceSquaredTo(t.camera.position)<=0}updateExpiration(){if(null!=this._expireDate&&this.contentReady&&!this.hasEmptyContent){const t=Date.now();Date.lessThan(this._expireDate,t)&&(this.contentState=hs,this._expiredContent=this.content)}}get extras(){return this.header.extras}_initializeLodMetric(t){"lodMetricType"in t?this.lodMetricType=t.lodMetricType:(this.lodMetricType=this.parent&&this.parent.lodMetricType||this.tileset.lodMetricType,console.warn("3D Tile: Required prop lodMetricType is undefined. Using parent lodMetricType")),"lodMetricValue"in t?this.lodMetricValue=t.lodMetricValue:(this.lodMetricValue=this.parent&&this.parent.lodMetricValue||this.tileset.lodMetricValue,console.warn("3D Tile: Required prop lodMetricValue is undefined. Using parent lodMetricValue"))}_initializeTransforms(t){this.transform=t.transform?new Tr(t.transform):new Tr;const e=this.parent,r=this.tileset,n=e&&e.computedTransform?e.computedTransform.clone():r.modelMatrix.clone();this.computedTransform=new Tr(n).multiplyRight(this.transform);const s=e&&e._initialTransform?e._initialTransform.clone():new Tr;this._initialTransform=new Tr(s).multiplyRight(this.transform)}_initializeBoundingVolumes(t){this._contentBoundingVolume=null,this._viewerRequestVolume=null,this._updateBoundingVolume(t)}_initializeContent(t){this.content={_tileset:this.tileset,_tile:this},this.hasEmptyContent=!0,this.contentState=cs,this.hasTilesetContent=!1,t.contentUrl&&(this.content=null,this.hasEmptyContent=!1)}_initializeRenderingState(t){this.depth=t.level||(this.parent?this.parent.depth+1:0),this._shouldRefine=!1,this._distanceToCamera=0,this._centerZDepth=0,this._screenSpaceError=0,this._visibilityPlaneMask=Qn.MASK_INDETERMINATE,this._visible=void 0,this._inRequestVolume=!1,this._stackLength=0,this._selectionDepth=0,this._frameNumber=0,this._touchedFrame=0,this._visitedFrame=0,this._selectedFrame=0,this._requestedFrame=0,this._priority=0}_getRefine(t){return t||this.parent&&this.parent.refine||As}_isTileset(){return-1!==this.contentUrl.indexOf(".json")}_onContentLoaded(){switch(this.content&&this.content.type){case"vctr":case"geom":this.tileset._traverser.disableSkipLevelOfDetail=!0}this._isTileset()&&(this.hasTilesetContent=!0)}_updateBoundingVolume(t){this.boundingVolume=vs(t.boundingVolume,this.computedTransform,this.boundingVolume);const e=t.content;e&&(e.boundingVolume&&(this._contentBoundingVolume=vs(e.boundingVolume,this.computedTransform,this._contentBoundingVolume)),t.viewerRequestVolume&&(this._viewerRequestVolume=vs(t.viewerRequestVolume,this.computedTransform,this._viewerRequestVolume)))}_updateTransform(t=new Tr){const e=t.clone().multiplyRight(this.transform);!e.equals(this.computedTransform)&&(this.computedTransform=e,this._updateBoundingVolume(this.header))}_getLoaderSpecificOptions(t){return"i3s"===t?{...this.tileset.options.i3s,tile:this.header,tileset:this.tileset.tileset,isTileHeader:!1}:{assetGltfUpAxis:(e=this.tileset.tileset).asset&&e.asset.gltfUpAxis||"Y"};var e}}class Us extends Ss{compareDistanceToCamera(t,e){return 0===e._distanceToCamera&&0===t._distanceToCamera?e._centerZDepth-t._centerZDepth:e._distanceToCamera-t._distanceToCamera}updateTileVisibility(t,e){if(super.updateTileVisibility(t,e),!t.isVisibleAndInRequestVolume)return;const r=t.children.length>0;if(t.hasTilesetContent&&r){const r=t.children[0];return this.updateTileVisibility(r,e),void(t._visible=r._visible)}if(this.meetsScreenSpaceErrorEarly(t,e))return void(t._visible=!1);const n=t.refine===As,s=t._optimChildrenWithinParent===ws;n&&s&&r&&!this.anyChildrenVisible(t,e)&&(t._visible=!1)}meetsScreenSpaceErrorEarly(t,e){const{parent:r}=t;return!(!r||r.hasTilesetContent||r.refine!==fs)&&!this.shouldRefine(t,e,!0)}}const Ls="REQUESTED",Ns="COMPLETED",Hs="ERROR";class Js{constructor(){H(this,"_statusMap",void 0),this._statusMap={}}add(t,e,r,n){this._statusMap[e]||(this._statusMap[e]={request:t,callback:r,key:e,frameState:n,status:Ls},t().then((t=>{this._statusMap[e].status=Ns,this._statusMap[e].callback(t,n)})).catch((t=>{this._statusMap[e].status=Hs,r(t)})))}update(t,e){this._statusMap[t]&&(this._statusMap[t].frameState=e)}find(t){return this._statusMap[t]}}class Ps extends Ss{constructor(t){super(t),H(this,"_tileManager",void 0),this._tileManager=new Js}shouldRefine(t,e){return t._lodJudge=function(t,e){if(0===t.lodMetricValue||isNaN(t.lodMetricValue))return"DIG";const r=2*Ds(t,e);return r<2?"OUT":!t.header.children||r<=t.lodMetricValue?"DRAW":t.header.children?"DIG":"OUT"}(t,e),"DIG"===t._lodJudge}updateChildTiles(t,e){const r=t.header.children||[],n=t.children,s=t.tileset;for(const i of r){const r="".concat(i.id,"-").concat(e.viewport.id),o=n&&n.find((t=>t.id===r));if(o)o&&this.updateTile(o,e);else{let n=()=>this._loadTile(i.id,s);this._tileManager.find(r)?this._tileManager.update(r,e):(s.tileset.nodePages&&(n=()=>s.tileset.nodePagesTile.formTileFromNodePages(i.id)),this._tileManager.add(n,r,(e=>this._onTileLoad(e,t,r)),e))}}return!1}async _loadTile(t,e){const{loader:r}=e,n=e.getTileUrl("".concat(e.url,"/nodes/").concat(t)),s={...e.loadOptions,i3s:{...e.loadOptions.i3s,isTileHeader:!0,loadContent:!1}};return await ve(n,r,s)}_onTileLoad(t,e,r){const n=new xs(e.tileset,t,e,r);e.children.push(n);const s=this._tileManager.find(n.id).frameState;this.updateTile(n,s),this._frameNumber===s.frameNumber&&this.executeTraversal(n,s)}}const js={description:"",ellipsoid:An.WGS84,modelMatrix:new Tr,throttleRequests:!0,maxRequests:64,maximumMemoryUsage:32,onTileLoad:()=>{},onTileUnload:()=>{},onTileError:()=>{},onTraversalComplete:t=>t,contentLoader:void 0,viewDistanceScale:1,maximumScreenSpaceError:8,loadTiles:!0,updateTransforms:!0,viewportTraversersMap:null,loadOptions:{fetch:{}},attributions:[],basePath:"",i3s:{}};class ks{constructor(t,e){H(this,"options",void 0),H(this,"loadOptions",void 0),H(this,"type",void 0),H(this,"tileset",void 0),H(this,"loader",void 0),H(this,"url",void 0),H(this,"basePath",void 0),H(this,"modelMatrix",void 0),H(this,"ellipsoid",void 0),H(this,"lodMetricType",void 0),H(this,"lodMetricValue",void 0),H(this,"refine",void 0),H(this,"root",void 0),H(this,"roots",void 0),H(this,"asset",void 0),H(this,"description",void 0),H(this,"properties",void 0),H(this,"extras",void 0),H(this,"attributions",void 0),H(this,"credits",void 0),H(this,"stats",void 0),H(this,"traverseCounter",void 0),H(this,"geometricError",void 0),H(this,"selectedTiles",void 0),H(this,"cartographicCenter",void 0),H(this,"cartesianCenter",void 0),H(this,"zoom",void 0),H(this,"boundingVolume",void 0),H(this,"gpuMemoryUsageInBytes",void 0),H(this,"dynamicScreenSpaceErrorComputedDensity",void 0),H(this,"_traverser",void 0),H(this,"_cache",void 0),H(this,"_requestScheduler",void 0),H(this,"_frameNumber",void 0),H(this,"_queryParamsString",void 0),H(this,"_queryParams",void 0),H(this,"_extensionsUsed",void 0),H(this,"_tiles",void 0),H(this,"_pendingCount",void 0),H(this,"lastUpdatedVieports",void 0),H(this,"_requestedTiles",void 0),H(this,"_emptyTiles",void 0),H(this,"frameStateData",void 0),H(this,"maximumMemoryUsage",void 0),F(t),this.options={...js,...e},this.tileset=t,this.loader=t.loader,this.type=t.type,this.url=t.url,this.basePath=t.basePath||Bt(this.url),this.modelMatrix=this.options.modelMatrix,this.ellipsoid=this.options.ellipsoid,this.lodMetricType=t.lodMetricType,this.lodMetricValue=t.lodMetricValue,this.refine=t.root.refine,this.loadOptions=this.options.loadOptions||{},this.root=null,this.roots={},this.cartographicCenter=null,this.cartesianCenter=null,this.zoom=1,this.boundingVolume=null,this.traverseCounter=0,this.geometricError=0,this._traverser=this._initializeTraverser(),this._cache=new gn,this._requestScheduler=new mt({throttleRequests:this.options.throttleRequests,maxRequests:this.options.maxRequests}),this._frameNumber=0,this._pendingCount=0,this._tiles={},this.selectedTiles=[],this._emptyTiles=[],this._requestedTiles=[],this.frameStateData={},this.lastUpdatedVieports=null,this._queryParams={},this._queryParamsString="",this.maximumMemoryUsage=this.options.maximumMemoryUsage||32,this.gpuMemoryUsageInBytes=0,this.stats=new ft({id:this.url}),this._initializeStats(),this._extensionsUsed=void 0,this.dynamicScreenSpaceErrorComputedDensity=0,this.extras=null,this.asset={},this.credits={},this.description=this.options.description||"",this._initializeTileSet(t)}destroy(){this._destroy()}isLoaded(){return 0===this._pendingCount&&0!==this._frameNumber}get tiles(){return Object.values(this._tiles)}get frameNumber(){return this._frameNumber}get queryParams(){return this._queryParamsString||(this._queryParamsString=function(t){const e=[];for(const r of Object.keys(t))e.push("".concat(r,"=").concat(t[r]));switch(e.length){case 0:return"";case 1:return"?".concat(e[0]);default:return"?".concat(e.join("&"))}}(this._queryParams)),this._queryParamsString}setProps(t){this.options={...this.options,...t}}setOptions(t){this.options={...this.options,...t}}getTileUrl(t){return t.startsWith("data:")?t:"".concat(t).concat(this.queryParams)}hasExtension(t){return Boolean(this._extensionsUsed&&this._extensionsUsed.indexOf(t)>-1)}update(t){if("loadTiles"in this.options&&!this.options.loadTiles)return;if(this.traverseCounter>0)return;!t&&this.lastUpdatedVieports?t=this.lastUpdatedVieports:this.lastUpdatedVieports=t,t instanceof Array||(t=[t]),this._cache.reset(),this._frameNumber++,this.traverseCounter=t.length;const e=[];for(const r of t){const t=r.id;this._needTraverse(t)?e.push(t):this.traverseCounter--}for(const r of t){const t=r.id;if(this.roots[t]||(this.roots[t]=this._initializeTileHeaders(this.tileset,null)),!e.includes(t))continue;const n=is(r,this._frameNumber);this._traverser.traverse(this.roots[t],n,this.options)}}_needTraverse(t){let e=t;return this.options.viewportTraversersMap&&(e=this.options.viewportTraversersMap[t]),e===t}_onTraversalEnd(t){const e=t.viewport.id;this.frameStateData[e]||(this.frameStateData[e]={selectedTiles:[],_requestedTiles:[],_emptyTiles:[]});const r=this.frameStateData[e],n=Object.values(this._traverser.selectedTiles);r.selectedTiles=n,r._requestedTiles=Object.values(this._traverser.requestedTiles),r._emptyTiles=Object.values(this._traverser.emptyTiles),this.traverseCounter--,this.traverseCounter>0||this._updateTiles()}_updateTiles(){this.selectedTiles=[],this._requestedTiles=[],this._emptyTiles=[];for(const t in this.frameStateData){const e=this.frameStateData[t];this.selectedTiles=this.selectedTiles.concat(e.selectedTiles),this._requestedTiles=this._requestedTiles.concat(e._requestedTiles),this._emptyTiles=this._emptyTiles.concat(e._emptyTiles)}this.selectedTiles=this.options.onTraversalComplete(this.selectedTiles);for(const t of this.selectedTiles)this._tiles[t.id]=t;this._loadTiles(),this._unloadTiles(),this._updateStats()}_tilesChanged(t,e){if(t.length!==e.length)return!0;const r=new Set(t.map((t=>t.id))),n=new Set(e.map((t=>t.id)));let s=t.filter((t=>!n.has(t.id))).length>0;return s=s||e.filter((t=>!r.has(t.id))).length>0,s}_loadTiles(){for(const t of this._requestedTiles)t.contentUnloaded&&this._loadTile(t)}_unloadTiles(){this._cache.unloadTiles(this,((t,e)=>t._unloadTile(e)))}_updateStats(){let t=0,e=0;for(const r of this.selectedTiles)r.contentAvailable&&r.content&&(t++,r.content.pointCount&&(e+=r.content.pointCount));this.stats.get("Tiles In View").count=this.selectedTiles.length,this.stats.get("Tiles To Render").count=t,this.stats.get("Points").count=e}_initializeTileSet(t){this.root=this._initializeTileHeaders(t,null),this.type===Cs&&this._initializeCesiumTileset(t),this.type===ys&&this._initializeI3STileset(),this._calculateViewProps()}_calculateViewProps(){const t=this.root;F(t);const{center:e}=t.boundingVolume;if(!e)return console.warn("center was not pre-calculated for the root tile"),this.cartographicCenter=new cr,void(this.zoom=1);this.cartographicCenter=An.WGS84.cartesianToCartographic(e,new cr),this.cartesianCenter=e,this.zoom=as(t.boundingVolume)}_initializeStats(){this.stats.get("Tiles In Tileset(s)"),this.stats.get("Tiles Loading"),this.stats.get("Tiles In Memory"),this.stats.get("Tiles In View"),this.stats.get("Tiles To Render"),this.stats.get("Tiles Loaded"),this.stats.get("Tiles Unloaded"),this.stats.get("Failed Tile Loads"),this.stats.get("Points","memory"),this.stats.get("Tile Memory Use","memory")}_initializeTileHeaders(t,e){const r=new xs(this,t.root,e);if(e&&(e.children.push(r),r.depth=e.depth+1),this.type===Cs){const t=[];for(t.push(r);t.length>0;){const e=t.pop();this.stats.get("Tiles In Tileset(s)").incrementCount();const r=e.header.children||[];for(const n of r){const r=new xs(this,n,e);e.children.push(r),r.depth=e.depth+1,t.push(r)}}}return r}_initializeTraverser(){let t;switch(this.type){case Cs:t=Us;break;case ys:t=Ps;break;default:t=Ss}return new t({basePath:this.basePath,onTraversalEnd:this._onTraversalEnd.bind(this)})}_destroyTileHeaders(t){this._destroySubtree(t)}async _loadTile(t){let e;try{this._onStartTileLoading(),e=await t.loadContent()}catch(e){this._onTileLoadError(t,e)}finally{this._onEndTileLoading(),this._onTileLoad(t,e)}}_onTileLoadError(t,e){this.stats.get("Failed Tile Loads").incrementCount();const r=e.message||e.toString(),n=t.url;console.error("A 3D tile failed to load: ".concat(t.url," ").concat(r)),this.options.onTileError(t,r,n)}_onTileLoad(t,e){e&&(t&&t.content&&function(t,e){F(t),F(e);const{rtcCenter:r,gltfUpAxis:n}=e,{computedTransform:s,boundingVolume:{center:i}}=t;let o=new Tr(s);switch(r&&o.translate(r),n){case"Z":break;case"Y":const t=(new Tr).rotateX(Math.PI/2);o=o.multiplyRight(t);break;case"X":const e=(new Tr).rotateY(-Math.PI/2);o=o.multiplyRight(e)}e.isQuantized&&o.translate(e.quantizedVolumeOffset).scale(e.quantizedVolumeScale);const a=new cr(i);e.cartesianModelMatrix=o,e.cartesianOrigin=a;const c=An.WGS84.cartesianToCartographic(a,new cr),u=An.WGS84.eastNorthUpToFixedFrame(a).invert();e.cartographicModelMatrix=u.multiplyRight(o),e.cartographicOrigin=c,e.coordinateSystem||(e.modelMatrix=e.cartographicModelMatrix)}(t,t.content),this._addTileToCache(t),this.options.onTileLoad(t))}_onStartTileLoading(){this._pendingCount++,this.stats.get("Tiles Loading").incrementCount()}_onEndTileLoading(){this._pendingCount--,this.stats.get("Tiles Loading").decrementCount()}_addTileToCache(t){this._cache.add(this,t,(e=>e._updateCacheStats(t)))}_updateCacheStats(t){this.stats.get("Tiles Loaded").incrementCount(),this.stats.get("Tiles In Memory").incrementCount(),this.gpuMemoryUsageInBytes+=t.content.byteLength||0,this.stats.get("Tile Memory Use").count=this.gpuMemoryUsageInBytes}_unloadTile(t){this.gpuMemoryUsageInBytes-=t.content&&t.content.byteLength||0,this.stats.get("Tiles In Memory").decrementCount(),this.stats.get("Tiles Unloaded").incrementCount(),this.stats.get("Tile Memory Use").count=this.gpuMemoryUsageInBytes,this.options.onTileUnload(t),t.unloadContent()}_destroy(){const t=[];for(this.root&&t.push(this.root);t.length>0;){const e=t.pop();for(const r of e.children)t.push(r);this._destroyTile(e)}this.root=null}_destroySubtree(t){const e=t,r=[];for(r.push(e);r.length>0;){t=r.pop();for(const e of t.children)r.push(e);t!==e&&this._destroyTile(t)}e.children=[]}_destroyTile(t){this._cache.unloadTile(this,t),this._unloadTile(t),t.destroy()}_initializeCesiumTileset(t){if(this.asset=t.asset,!this.asset)throw new Error("Tileset must have an asset property.");if("0.0"!==this.asset.version&&"1.0"!==this.asset.version)throw new Error("The tileset must be 3D Tiles version 0.0 or 1.0.");"tilesetVersion"in this.asset&&(this._queryParams.v=this.asset.tilesetVersion),this.credits={attributions:this.options.attributions||[]},this.description=this.options.description||"",this.properties=t.properties,this.geometricError=t.geometricError,this._extensionsUsed=t.extensionsUsed,this.extras=t.extras}_initializeI3STileset(){this.loadOptions.i3s&&"token"in this.loadOptions.i3s&&(this._queryParams.token=this.loadOptions.i3s.token)}}const Ks="cmpt",Vs="pnts",Qs="b3dm",qs="i3dm",zs="glTF";function Ws(t,e,r){F(t instanceof ArrayBuffer);const n=new TextDecoder("utf8"),s=new Uint8Array(t,e,r);return n.decode(s)}const Ys={name:"Draco",id:"draco",module:"draco",shapes:["mesh"],version:"3.1.4",worker:!0,extensions:["drc"],mimeTypes:["application/octet-stream"],binary:!0,tests:["DRACO"],options:{draco:{decoderType:"object"==typeof WebAssembly?"wasm":"js",libraryPath:"libs/",extraAttributes:{},attributeNameEntry:void 0}}};class Xs{constructor(t,e){H(this,"fields",void 0),H(this,"metadata",void 0),function(t,e){if(!t)throw new Error(e||"loader assertion failed.")}(Array.isArray(t)),function(t){const e={};for(const r of t)e[r.name]&&console.warn("Schema: duplicated field name",r.name,r),e[r.name]=!0}(t),this.fields=t,this.metadata=e||new Map}compareTo(t){if(this.metadata!==t.metadata)return!1;if(this.fields.length!==t.fields.length)return!1;for(let e=0;e<this.fields.length;++e)if(!this.fields[e].compareTo(t.fields[e]))return!1;return!0}select(...t){const e=Object.create(null);for(const r of t)e[r]=!0;const r=this.fields.filter((t=>e[t.name]));return new Xs(r,this.metadata)}selectAt(...t){const e=t.map((t=>this.fields[t])).filter(Boolean);return new Xs(e,this.metadata)}assign(t){let e,r=this.metadata;if(t instanceof Xs){const n=t;e=n.fields,r=Zs(Zs(new Map,this.metadata),n.metadata)}else e=t;const n=Object.create(null);for(const t of this.fields)n[t.name]=t;for(const t of e)n[t.name]=t;const s=Object.values(n);return new Xs(s,r)}}function Zs(t,e){return new Map([...t||new Map,...e||new Map])}class $s{constructor(t,e,r=!1,n=new Map){H(this,"name",void 0),H(this,"type",void 0),H(this,"nullable",void 0),H(this,"metadata",void 0),this.name=t,this.type=e,this.nullable=r,this.metadata=n}get typeId(){return this.type&&this.type.typeId}clone(){return new $s(this.name,this.type,this.nullable,this.metadata)}compareTo(t){return this.name===t.name&&this.type===t.type&&this.nullable===t.nullable&&this.metadata===t.metadata}toString(){return"".concat(this.type).concat(this.nullable?", nullable":"").concat(this.metadata?", metadata: ".concat(this.metadata):"")}}let ti,ei,ri,ni;!function(t){t[t.NONE=0]="NONE",t[t.Null=1]="Null",t[t.Int=2]="Int",t[t.Float=3]="Float",t[t.Binary=4]="Binary",t[t.Utf8=5]="Utf8",t[t.Bool=6]="Bool",t[t.Decimal=7]="Decimal",t[t.Date=8]="Date",t[t.Time=9]="Time",t[t.Timestamp=10]="Timestamp",t[t.Interval=11]="Interval",t[t.List=12]="List",t[t.Struct=13]="Struct",t[t.Union=14]="Union",t[t.FixedSizeBinary=15]="FixedSizeBinary",t[t.FixedSizeList=16]="FixedSizeList",t[t.Map=17]="Map",t[t.Dictionary=-1]="Dictionary",t[t.Int8=-2]="Int8",t[t.Int16=-3]="Int16",t[t.Int32=-4]="Int32",t[t.Int64=-5]="Int64",t[t.Uint8=-6]="Uint8",t[t.Uint16=-7]="Uint16",t[t.Uint32=-8]="Uint32",t[t.Uint64=-9]="Uint64",t[t.Float16=-10]="Float16",t[t.Float32=-11]="Float32",t[t.Float64=-12]="Float64",t[t.DateDay=-13]="DateDay",t[t.DateMillisecond=-14]="DateMillisecond",t[t.TimestampSecond=-15]="TimestampSecond",t[t.TimestampMillisecond=-16]="TimestampMillisecond",t[t.TimestampMicrosecond=-17]="TimestampMicrosecond",t[t.TimestampNanosecond=-18]="TimestampNanosecond",t[t.TimeSecond=-19]="TimeSecond",t[t.TimeMillisecond=-20]="TimeMillisecond",t[t.TimeMicrosecond=-21]="TimeMicrosecond",t[t.TimeNanosecond=-22]="TimeNanosecond",t[t.DenseUnion=-23]="DenseUnion",t[t.SparseUnion=-24]="SparseUnion",t[t.IntervalDayTime=-25]="IntervalDayTime",t[t.IntervalYearMonth=-26]="IntervalYearMonth"}(ti||(ti={}));class si{static isNull(t){return t&&t.typeId===ti.Null}static isInt(t){return t&&t.typeId===ti.Int}static isFloat(t){return t&&t.typeId===ti.Float}static isBinary(t){return t&&t.typeId===ti.Binary}static isUtf8(t){return t&&t.typeId===ti.Utf8}static isBool(t){return t&&t.typeId===ti.Bool}static isDecimal(t){return t&&t.typeId===ti.Decimal}static isDate(t){return t&&t.typeId===ti.Date}static isTime(t){return t&&t.typeId===ti.Time}static isTimestamp(t){return t&&t.typeId===ti.Timestamp}static isInterval(t){return t&&t.typeId===ti.Interval}static isList(t){return t&&t.typeId===ti.List}static isStruct(t){return t&&t.typeId===ti.Struct}static isUnion(t){return t&&t.typeId===ti.Union}static isFixedSizeBinary(t){return t&&t.typeId===ti.FixedSizeBinary}static isFixedSizeList(t){return t&&t.typeId===ti.FixedSizeList}static isMap(t){return t&&t.typeId===ti.Map}static isDictionary(t){return t&&t.typeId===ti.Dictionary}get typeId(){return ti.NONE}compareTo(t){return this===t}}ei=Symbol.toStringTag;class ii extends si{constructor(t,e){super(),H(this,"isSigned",void 0),H(this,"bitWidth",void 0),this.isSigned=t,this.bitWidth=e}get typeId(){return ti.Int}get[ei](){return"Int"}toString(){return"".concat(this.isSigned?"I":"Ui","nt").concat(this.bitWidth)}}class oi extends ii{constructor(){super(!0,8)}}class ai extends ii{constructor(){super(!0,16)}}class ci extends ii{constructor(){super(!0,32)}}class ui extends ii{constructor(){super(!1,8)}}class li extends ii{constructor(){super(!1,16)}}class hi extends ii{constructor(){super(!1,32)}}const di=32,fi=64;ri=Symbol.toStringTag;class Ai extends si{constructor(t){super(),H(this,"precision",void 0),this.precision=t}get typeId(){return ti.Float}get[ri](){return"Float"}toString(){return"Float".concat(this.precision)}}class mi extends Ai{constructor(){super(di)}}class pi extends Ai{constructor(){super(fi)}}ni=Symbol.toStringTag;class Bi extends si{constructor(t,e){super(),H(this,"listSize",void 0),H(this,"children",void 0),this.listSize=t,this.children=[e]}get typeId(){return ti.FixedSizeList}get valueType(){return this.children[0].type}get valueField(){return this.children[0]}get[ni](){return"FixedSizeList"}toString(){return"FixedSizeList[".concat(this.listSize,"]<").concat(this.valueType,">")}}function gi(t,e,r){const n=function(t){switch(t.constructor){case Int8Array:return new oi;case Uint8Array:return new ui;case Int16Array:return new ai;case Uint16Array:return new li;case Int32Array:return new ci;case Uint32Array:return new hi;case Float32Array:return new mi;case Float64Array:return new pi;default:throw new Error("array type not supported")}}(e.value),s=r||function(t){const e=new Map;"byteOffset"in t&&e.set("byteOffset",t.byteOffset.toString(10));"byteStride"in t&&e.set("byteStride",t.byteStride.toString(10));"normalized"in t&&e.set("normalized",t.normalized.toString());return e}(e);return new $s(t,new Bi(e.size,new $s("value",n)),!1,s)}function yi(t,e,r){return gi(t,e,r?Ci(r.metadata):void 0)}function Ci(t){const e=new Map;for(const r in t)e.set("".concat(r,".string"),JSON.stringify(t[r]));return e}const bi={POSITION:"POSITION",NORMAL:"NORMAL",COLOR:"COLOR_0",TEX_COORD:"TEXCOORD_0"},wi={1:Int8Array,2:Uint8Array,3:Int16Array,4:Uint16Array,5:Int32Array,6:Uint32Array,9:Float32Array};class Ti{constructor(t){H(this,"draco",void 0),H(this,"decoder",void 0),H(this,"metadataQuerier",void 0),this.draco=t,this.decoder=new this.draco.Decoder,this.metadataQuerier=new this.draco.MetadataQuerier}destroy(){this.draco.destroy(this.decoder),this.draco.destroy(this.metadataQuerier)}parseSync(t,e={}){const r=new this.draco.DecoderBuffer;r.Init(new Int8Array(t),t.byteLength),this._disableAttributeTransforms(e);const n=this.decoder.GetEncodedGeometryType(r),s=n===this.draco.TRIANGULAR_MESH?new this.draco.Mesh:new this.draco.PointCloud;try{let t;switch(n){case this.draco.TRIANGULAR_MESH:t=this.decoder.DecodeBufferToMesh(r,s);break;case this.draco.POINT_CLOUD:t=this.decoder.DecodeBufferToPointCloud(r,s);break;default:throw new Error("DRACO: Unknown geometry type.")}if(!t.ok()||!s.ptr){const e="DRACO decompression failed: ".concat(t.error_msg());throw new Error(e)}const i=this._getDracoLoaderData(s,n,e),o=this._getMeshData(s,i,e),a=function(t){let e=1/0,r=1/0,n=1/0,s=-1/0,i=-1/0,o=-1/0;const a=t.POSITION?t.POSITION.value:[],c=a&&a.length;for(let t=0;t<c;t+=3){const c=a[t],u=a[t+1],l=a[t+2];e=c<e?c:e,r=u<r?u:r,n=l<n?l:n,s=c>s?c:s,i=u>i?u:i,o=l>o?l:o}return[[e,r,n],[s,i,o]]}(o.attributes),c=function(t,e,r){const n=Ci(e.metadata),s=[],i=function(t){const e={};for(const r in t){const n=t[r];e[n.name||"undefined"]=n}return e}(e.attributes);for(const e in t){const r=yi(e,t[e],i[e]);s.push(r)}if(r){const t=yi("indices",r);s.push(t)}return new Xs(s,n)}(o.attributes,i,o.indices);return{loader:"draco",loaderData:i,header:{vertexCount:s.num_points(),boundingBox:a},...o,schema:c}}finally{this.draco.destroy(r),s&&this.draco.destroy(s)}}_getDracoLoaderData(t,e,r){const n=this._getTopLevelMetadata(t),s=this._getDracoAttributes(t,r);return{geometry_type:e,num_attributes:t.num_attributes(),num_points:t.num_points(),num_faces:t instanceof this.draco.Mesh?t.num_faces():0,metadata:n,attributes:s}}_getDracoAttributes(t,e){const r={};for(let n=0;n<t.num_attributes();n++){const s=this.decoder.GetAttribute(t,n),i=this._getAttributeMetadata(t,n);r[s.unique_id()]={unique_id:s.unique_id(),attribute_type:s.attribute_type(),data_type:s.data_type(),num_components:s.num_components(),byte_offset:s.byte_offset(),byte_stride:s.byte_stride(),normalized:s.normalized(),attribute_index:n,metadata:i};const o=this._getQuantizationTransform(s,e);o&&(r[s.unique_id()].quantization_transform=o);const a=this._getOctahedronTransform(s,e);a&&(r[s.unique_id()].octahedron_transform=a)}return r}_getMeshData(t,e,r){const n=this._getMeshAttributes(e,t,r);if(!n.POSITION)throw new Error("DRACO: No position attribute found.");return t instanceof this.draco.Mesh?"triangle-strip"===r.topology?{topology:"triangle-strip",mode:4,attributes:n,indices:{value:this._getTriangleStripIndices(t),size:1}}:{topology:"triangle-list",mode:5,attributes:n,indices:{value:this._getTriangleListIndices(t),size:1}}:{topology:"point-list",mode:0,attributes:n}}_getMeshAttributes(t,e,r){const n={};for(const s of Object.values(t.attributes)){const t=this._deduceAttributeName(s,r);s.name=t;const{value:i,size:o}=this._getAttributeValues(e,s);n[t]={value:i,size:o,byteOffset:s.byte_offset,byteStride:s.byte_stride,normalized:s.normalized}}return n}_getTriangleListIndices(t){const e=3*t.num_faces(),r=4*e,n=this.draco._malloc(r);try{return this.decoder.GetTrianglesUInt32Array(t,r,n),new Uint32Array(this.draco.HEAPF32.buffer,n,e).slice()}finally{this.draco._free(n)}}_getTriangleStripIndices(t){const e=new this.draco.DracoInt32Array;try{return this.decoder.GetTriangleStripsFromMesh(t,e),function(t){const e=t.size(),r=new Int32Array(e);for(let n=0;n<e;n++)r[n]=t.GetValue(n);return r}(e)}finally{this.draco.destroy(e)}}_getAttributeValues(t,e){const r=wi[e.data_type],n=e.num_components,s=t.num_points()*n,i=s*r.BYTES_PER_ELEMENT,o=function(t,e){switch(e){case Float32Array:return t.DT_FLOAT32;case Int8Array:return t.DT_INT8;case Int16Array:return t.DT_INT16;case Int32Array:return t.DT_INT32;case Uint8Array:return t.DT_UINT8;case Uint16Array:return t.DT_UINT16;case Uint32Array:return t.DT_UINT32;default:return t.DT_INVALID}}(this.draco,r);let a;const c=this.draco._malloc(i);try{const n=this.decoder.GetAttribute(t,e.attribute_index);this.decoder.GetAttributeDataArrayForAllPoints(t,n,o,i,c),a=new r(this.draco.HEAPF32.buffer,c,s).slice()}finally{this.draco._free(c)}return{value:a,size:n}}_deduceAttributeName(t,e){const r=t.unique_id;for(const[t,n]of Object.entries(e.extraAttributes||{}))if(n===r)return t;const n=t.attribute_type;for(const t in bi){if(this.draco[t]===n)return bi[t]}const s=e.attributeNameEntry||"name";return t.metadata[s]?t.metadata[s].string:"CUSTOM_ATTRIBUTE_".concat(r)}_getTopLevelMetadata(t){const e=this.decoder.GetMetadata(t);return this._getDracoMetadata(e)}_getAttributeMetadata(t,e){const r=this.decoder.GetAttributeMetadata(t,e);return this._getDracoMetadata(r)}_getDracoMetadata(t){if(!t||!t.ptr)return{};const e={},r=this.metadataQuerier.NumEntries(t);for(let n=0;n<r;n++){const r=this.metadataQuerier.GetEntryName(t,n);e[r]=this._getDracoMetadataField(t,r)}return e}_getDracoMetadataField(t,e){const r=new this.draco.DracoInt32Array;try{this.metadataQuerier.GetIntEntryArray(t,e,r);const n=function(t){const e=t.size(),r=new Int32Array(e);for(let n=0;n<e;n++)r[n]=t.GetValue(n);return r}(r);return{int:this.metadataQuerier.GetIntEntry(t,e),string:this.metadataQuerier.GetStringEntry(t,e),double:this.metadataQuerier.GetDoubleEntry(t,e),intArray:n}}finally{this.draco.destroy(r)}}_disableAttributeTransforms(t){const{quantizedAttributes:e=[],octahedronAttributes:r=[]}=t,n=[...e,...r];for(const t of n)this.decoder.SkipAttributeTransform(this.draco[t])}_getQuantizationTransform(t,e){const{quantizedAttributes:r=[]}=e,n=t.attribute_type();if(r.map((t=>this.decoder[t])).includes(n)){const e=new this.draco.AttributeQuantizationTransform;try{if(e.InitFromAttribute(t))return{quantization_bits:e.quantization_bits(),range:e.range(),min_values:new Float32Array([1,2,3]).map((t=>e.min_value(t)))}}finally{this.draco.destroy(e)}}return null}_getOctahedronTransform(t,e){const{octahedronAttributes:r=[]}=e,n=t.attribute_type();if(r.map((t=>this.decoder[t])).includes(n)){const e=new this.draco.AttributeQuantizationTransform;try{if(e.InitFromAttribute(t))return{quantization_bits:e.quantization_bits()}}finally{this.draco.destroy(e)}}return null}}const Ei="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.js"),_i="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_wasm_wrapper.js"),Mi="https://www.gstatic.com/draco/versioned/decoders/".concat("1.4.1","/draco_decoder.wasm");let vi;async function Ii(t){const e=t.modules||{};return vi=e.draco3d?vi||e.draco3d.createDecoderModule({}).then((t=>({draco:t}))):vi||async function(t){let e,r;if("js"===(t.draco&&t.draco.decoderType))e=await tt(Ei,"draco",t);else[e,r]=await Promise.all([await tt(_i,"draco",t),await tt(Mi,"draco",t)]);return e=e||globalThis.DracoDecoderModule,await function(t,e){const r={};e&&(r.wasmBinary=e);return new Promise((e=>{t({...r,onModuleLoaded:t=>e({draco:t})})}))}(e,r)}(t),await vi}const Fi={...Ys,parse:async function(t,e){const{draco:r}=await 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t=o[r].length,n=o[r].instances,s=getBinaryProperties(t,n,e);o[r].instances=combine(s,n)}const f=new Array(d).fill(0),A=new Uint16Array(i);for(r=0;r<i;++r)n=c[r],A[r]=f[n],++f[n];const m={classes:o,classIds:c,classIndexes:A,parentCounts:u,parentIndexes:a,parentIds:l};return function(t){const e=t.classIds.length;for(let r=0;r<e;++r)Qi(t,r,stack)}(m),m}(n,r):null}function Vi(t,e,r){if(!t)return;const n=t.parentCounts;return t.parentIds?r(t,e):n>0?function(t,e,r){const n=t.classIds,s=t.parentCounts,i=t.parentIds,o=t.parentIndexes,a=n.length,c=scratchVisited;c.length=Math.max(c.length,a);const u=++marker,l=scratchStack;l.length=0,l.push(e);for(;l.length>0;){if(c[e=l.pop()]===u)continue;c[e]=u;const n=r(t,e);if(ki(n))return n;const a=s[e],h=o[e];for(let t=0;t<a;++t){const r=i[h+t];r!==e&&l.push(r)}}return null}(t,e,r):function(t,e,r){let n=!0;for(;n;){const s=r(t,e);if(ki(s))return s;const i=t.parentIds[e];n=i!==e,e=i}throw new Error("traverseHierarchySingleParent")}(t,e,r)}function 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fa(t){return aa[t-1]||aa[0]}function Aa(t){const e=ua.get(t.constructor);if(!e)throw new Error("Illegal typed array");return e}function ma(t,e){const r=da[t.componentType],n=la[t.type],s=ha[t.componentType],i=t.count*n,o=t.count*n*s;return ia(o>=0&&o<=e.byteLength),{ArrayType:r,length:i,byteLength:o}}const pa={asset:{version:"2.0",generator:"loaders.gl"},buffers:[]};class Ba{constructor(t){H(this,"gltf",void 0),H(this,"sourceBuffers",void 0),H(this,"byteLength",void 0),this.gltf=t||{json:{...pa},buffers:[]},this.sourceBuffers=[],this.byteLength=0,this.gltf.buffers&&this.gltf.buffers[0]&&(this.byteLength=this.gltf.buffers[0].byteLength,this.sourceBuffers=[this.gltf.buffers[0]])}get json(){return this.gltf.json}getApplicationData(t){return this.json[t]}getExtraData(t){return(this.json.extras||{})[t]}getExtension(t){const e=this.getUsedExtensions().find((e=>e===t)),r=this.json.extensions||{};return e?r[t]||!0:null}getRequiredExtension(t){const e=this.getRequiredExtensions().find((e=>e===t));return e?this.getExtension(t):null}getRequiredExtensions(){return this.json.extensionsRequired||[]}getUsedExtensions(){return this.json.extensionsUsed||[]}getObjectExtension(t,e){return(t.extensions||{})[e]}getScene(t){return this.getObject("scenes",t)}getNode(t){return this.getObject("nodes",t)}getSkin(t){return this.getObject("skins",t)}getMesh(t){return this.getObject("meshes",t)}getMaterial(t){return this.getObject("materials",t)}getAccessor(t){return this.getObject("accessors",t)}getTexture(t){return this.getObject("textures",t)}getSampler(t){return this.getObject("samplers",t)}getImage(t){return this.getObject("images",t)}getBufferView(t){return this.getObject("bufferViews",t)}getBuffer(t){return this.getObject("buffers",t)}getObject(t,e){if("object"==typeof e)return e;const r=this.json[t]&&this.json[t][e];if(!r)throw new Error("glTF file error: Could not find ".concat(t,"[").concat(e,"]"));return r}getTypedArrayForBufferView(t){const e=(t=this.getBufferView(t)).buffer,r=this.gltf.buffers[e];ia(r);const n=(t.byteOffset||0)+r.byteOffset;return new Uint8Array(r.arrayBuffer,n,t.byteLength)}getTypedArrayForAccessor(t){t=this.getAccessor(t);const e=this.getBufferView(t.bufferView),r=this.getBuffer(e.buffer).data,{ArrayType:n,length:s}=ma(t,e);return new n(r,e.byteOffset+t.byteOffset,s)}getTypedArrayForImageData(t){t=this.getAccessor(t);const e=this.getBufferView(t.bufferView),r=this.getBuffer(e.buffer).data,n=e.byteOffset||0;return new Uint8Array(r,n,e.byteLength)}addApplicationData(t,e){return this.json[t]=e,this}addExtraData(t,e){return this.json.extras=this.json.extras||{},this.json.extras[t]=e,this}addObjectExtension(t,e,r){return t.extensions=t.extensions||{},t.extensions[e]=r,this.registerUsedExtension(e),this}setObjectExtension(t,e,r){(t.extensions||{})[e]=r}removeObjectExtension(t,e){const r=t.extensions||{},n=r[e];return delete r[e],n}addExtension(t,e={}){return ia(e),this.json.extensions=this.json.extensions||{},this.json.extensions[t]=e,this.registerUsedExtension(t),e}addRequiredExtension(t,e={}){return ia(e),this.addExtension(t,e),this.registerRequiredExtension(t),e}registerUsedExtension(t){this.json.extensionsUsed=this.json.extensionsUsed||[],this.json.extensionsUsed.find((e=>e===t))||this.json.extensionsUsed.push(t)}registerRequiredExtension(t){this.registerUsedExtension(t),this.json.extensionsRequired=this.json.extensionsRequired||[],this.json.extensionsRequired.find((e=>e===t))||this.json.extensionsRequired.push(t)}removeExtension(t){this.json.extensionsRequired&&this._removeStringFromArray(this.json.extensionsRequired,t),this.json.extensionsUsed&&this._removeStringFromArray(this.json.extensionsUsed,t),this.json.extensions&&delete this.json.extensions[t]}setDefaultScene(t){this.json.scene=t}addScene(t){const{nodeIndices:e}=t;return this.json.scenes=this.json.scenes||[],this.json.scenes.push({nodes:e}),this.json.scenes.length-1}addNode(t){const{meshIndex:e,matrix:r}=t;this.json.nodes=this.json.nodes||[];const n={mesh:e};return r&&(n.matrix=r),this.json.nodes.push(n),this.json.nodes.length-1}addMesh(t){const{attributes:e,indices:r,material:n,mode:s=4}=t,i={primitives:[{attributes:this._addAttributes(e),mode:s}]};if(r){const t=this._addIndices(r);i.primitives[0].indices=t}return Number.isFinite(n)&&(i.primitives[0].material=n),this.json.meshes=this.json.meshes||[],this.json.meshes.push(i),this.json.meshes.length-1}addPointCloud(t){const e={primitives:[{attributes:this._addAttributes(t),mode:0}]};return this.json.meshes=this.json.meshes||[],this.json.meshes.push(e),this.json.meshes.length-1}addImage(t,e){const r=$o(t),n=e||(null==r?void 0:r.mimeType),s={bufferView:this.addBufferView(t),mimeType:n};return this.json.images=this.json.images||[],this.json.images.push(s),this.json.images.length-1}addBufferView(t){const e=t.byteLength;ia(Number.isFinite(e)),this.sourceBuffers=this.sourceBuffers||[],this.sourceBuffers.push(t);const r={buffer:0,byteOffset:this.byteLength,byteLength:e};return this.byteLength+=ct(e,4),this.json.bufferViews=this.json.bufferViews||[],this.json.bufferViews.push(r),this.json.bufferViews.length-1}addAccessor(t,e){const r={bufferView:t,type:fa(e.size),componentType:e.componentType,count:e.count,max:e.max,min:e.min};return this.json.accessors=this.json.accessors||[],this.json.accessors.push(r),this.json.accessors.length-1}addBinaryBuffer(t,e={size:3}){const r=this.addBufferView(t);let n={min:e.min,max:e.max};n.min&&n.max||(n=this._getAccessorMinMax(t,e.size));const s={size:e.size,componentType:Aa(t),count:Math.round(t.length/e.size),min:n.min,max:n.max};return this.addAccessor(r,Object.assign(s,e))}addTexture(t){const{imageIndex:e}=t,r={source:e};return this.json.textures=this.json.textures||[],this.json.textures.push(r),this.json.textures.length-1}addMaterial(t){return this.json.materials=this.json.materials||[],this.json.materials.push(t),this.json.materials.length-1}createBinaryChunk(){var t,e;this.gltf.buffers=[];const r=this.byteLength,n=new ArrayBuffer(r),s=new Uint8Array(n);let i=0;for(const t of this.sourceBuffers||[])i=ut(t,s,i);null!==(t=this.json)&&void 0!==t&&null!==(e=t.buffers)&&void 0!==e&&e[0]?this.json.buffers[0].byteLength=r:this.json.buffers=[{byteLength:r}],this.gltf.binary=n,this.sourceBuffers=[n]}_removeStringFromArray(t,e){let r=!0;for(;r;){const n=t.indexOf(e);n>-1?t.splice(n,1):r=!1}}_addAttributes(t={}){const e={};for(const r in t){const n=t[r],s=this._getGltfAttributeName(r),i=this.addBinaryBuffer(n.value,n);e[s]=i}return e}_addIndices(t){return this.addBinaryBuffer(t,{size:1})}_getGltfAttributeName(t){switch(t.toLowerCase()){case"position":case"positions":case"vertices":return"POSITION";case"normal":case"normals":return"NORMAL";case"color":case"colors":return"COLOR_0";case"texcoord":case"texcoords":return"TEXCOORD_0";default:return t}}_getAccessorMinMax(t,e){const r={min:null,max:null};if(t.length<e)return r;r.min=[],r.max=[];const n=t.subarray(0,e);for(const t of n)r.min.push(t),r.max.push(t);for(let n=e;n<t.length;n+=e)for(let s=0;s<e;s++)r.min[0+s]=Math.min(r.min[0+s],t[n+s]),r.max[0+s]=Math.max(r.max[0+s],t[n+s]);return r}}const ga="object"!=typeof WebAssembly,ya="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",Ca="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Ba(t),{json:r}=e,n=e.getExtension("KHR_lights_punctual");n&&(e.json.lights=n.lights,e.removeExtension("KHR_lights_punctual"));for(const t of r.nodes||[]){const r=e.getObjectExtension(t,"KHR_lights_punctual");r&&(t.light=r.light),e.removeObjectExtension(t,"KHR_lights_punctual")}},encode:async function(t){const e=new Ba(t),{json:r}=e;if(r.lights){const t=e.addExtension("KHR_lights_punctual");ia(!t.lights),t.lights=r.lights,delete r.lights}if(e.json.lights){for(const t of e.json.lights){const r=t.node;e.addObjectExtension(r,"KHR_lights_punctual",t)}delete e.json.lights}}});function La(t,e){const r=Object.assign({},t.values);return Object.keys(t.uniforms||{}).forEach((e=>{t.uniforms[e].value&&!(e in r)&&(r[e]=t.uniforms[e].value)})),Object.keys(r).forEach((t=>{"object"==typeof r[t]&&void 0!==r[t].index&&(r[t].texture=e.getTexture(r[t].index))})),r}const Na=[Ia,Fa,Da,xa,Ua,Object.freeze({__proto__:null,name:"KHR_materials_unlit",decode:async function(t){const e=new Ba(t),{json:r}=e;e.removeExtension("KHR_materials_unlit");for(const t of r.materials||[]){t.extensions&&t.extensions.KHR_materials_unlit&&(t.unlit=!0),e.removeObjectExtension(t,"KHR_materials_unlit")}},encode:function(t){const e=new Ba(t),{json:r}=e;if(e.materials)for(const t of r.materials||[])t.unlit&&(delete t.unlit,e.addObjectExtension(t,"KHR_materials_unlit",{}),e.addExtension("KHR_materials_unlit"))}}),Object.freeze({__proto__:null,name:"KHR_techniques_webgl",decode:async function(t){const e=new Ba(t),{json:r}=e,n=e.getExtension("KHR_techniques_webgl");if(n){const t=function(t,e){const{programs:r=[],shaders:n=[],techniques:s=[]}=t,i=new TextDecoder;return n.forEach((t=>{if(!Number.isFinite(t.bufferView))throw new Error("KHR_techniques_webgl: no shader code");t.code=i.decode(e.getTypedArrayForBufferView(t.bufferView))})),r.forEach((t=>{t.fragmentShader=n[t.fragmentShader],t.vertexShader=n[t.vertexShader]})),s.forEach((t=>{t.program=r[t.program]})),s}(n,e);for(const n of r.materials||[]){const r=e.getObjectExtension(n,"KHR_techniques_webgl");r&&(n.technique=Object.assign({},r,t[r.technique]),n.technique.values=La(n.technique,e)),e.removeObjectExtension(n,"KHR_techniques_webgl")}e.removeExtension("KHR_techniques_webgl")}},encode:async function(t,e){}})];function Ha(t,e){var r;const n=(null==e||null===(r=e.gltf)||void 0===r?void 0:r.excludeExtensions)||{};return!(t in n&&!n[t])}const Ja={accessors:"accessor",animations:"animation",buffers:"buffer",bufferViews:"bufferView",images:"image",materials:"material",meshes:"mesh",nodes:"node",samplers:"sampler",scenes:"scene",skins:"skin",textures:"texture"},Pa={accessor:"accessors",animations:"animation",buffer:"buffers",bufferView:"bufferViews",image:"images",material:"materials",mesh:"meshes",node:"nodes",sampler:"samplers",scene:"scenes",skin:"skins",texture:"textures"};class ja{constructor(){H(this,"idToIndexMap",{animations:{},accessors:{},buffers:{},bufferViews:{},images:{},materials:{},meshes:{},nodes:{},samplers:{},scenes:{},skins:{},textures:{}}),H(this,"json",void 0)}normalize(t,e){this.json=t.json;const r=t.json;switch(r.asset&&r.asset.version){case"2.0":return;case void 0:case"1.0":break;default:return void console.warn("glTF: Unknown version ".concat(r.asset.version))}if(!e.normalize)throw new Error("glTF v1 is not supported.");console.warn("Converting glTF v1 to glTF v2 format. 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t&&(t.scene=this._convertIdToIndex(t.scene,"scene"));for(const e of t.textures)this._convertTextureIds(e);for(const e of t.meshes)this._convertMeshIds(e);for(const e of t.nodes)this._convertNodeIds(e);for(const e of t.scenes)this._convertSceneIds(e)}_convertTextureIds(t){t.source&&(t.source=this._convertIdToIndex(t.source,"image"))}_convertMeshIds(t){for(const e of t.primitives){const{attributes:t,indices:r,material:n}=e;for(const e in t)t[e]=this._convertIdToIndex(t[e],"accessor");r&&(e.indices=this._convertIdToIndex(r,"accessor")),n&&(e.material=this._convertIdToIndex(n,"material"))}}_convertNodeIds(t){t.children&&(t.children=t.children.map((t=>this._convertIdToIndex(t,"node")))),t.meshes&&(t.meshes=t.meshes.map((t=>this._convertIdToIndex(t,"mesh"))))}_convertSceneIds(t){t.nodes&&(t.nodes=t.nodes.map((t=>this._convertIdToIndex(t,"node"))))}_convertIdsToIndices(t,e){t[e]||(console.warn("gltf v1: json doesn't contain attribute ".concat(e)),t[e]=[]);for(const r of t[e])for(const t in r){const e=r[t],n=this._convertIdToIndex(e,t);r[t]=n}}_convertIdToIndex(t,e){const r=Pa[e];if(r in this.idToIndexMap){const n=this.idToIndexMap[r][t];if(!Number.isFinite(n))throw new Error("gltf v1: failed to resolve ".concat(e," with id ").concat(t));return n}return t}_updateObjects(t){for(const t of this.json.buffers)delete t.type}_updateMaterial(t){for(const e of t.materials){e.pbrMetallicRoughness={baseColorFactor:[1,1,1,1],metallicFactor:1,roughnessFactor:1};const r=e.values&&e.values.tex,n=t.textures.findIndex((t=>t.id===r));-1!==n&&(e.pbrMetallicRoughness.baseColorTexture={index:n})}}}const ka={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Ka={5120:1,5121:1,5122:2,5123:2,5125:4,5126:4},Va=10240,Qa=10241,qa=10242,za=10243,Wa=10497,Ya={magFilter:Va,minFilter:Qa,wrapS:qa,wrapT:za},Xa={[Va]:9729,[Qa]:9986,[qa]:Wa,[za]:Wa};class Za{constructor(){H(this,"baseUri",""),H(this,"json",{}),H(this,"buffers",[]),H(this,"images",[])}postProcess(t,e={}){const{json:r,buffers:n=[],images:s=[],baseUri:i=""}=t;return ia(r),this.baseUri=i,this.json=r,this.buffers=n,this.images=s,this._resolveTree(this.json,e),this.json}_resolveTree(t,e={}){t.bufferViews&&(t.bufferViews=t.bufferViews.map(((t,e)=>this._resolveBufferView(t,e)))),t.images&&(t.images=t.images.map(((t,e)=>this._resolveImage(t,e)))),t.samplers&&(t.samplers=t.samplers.map(((t,e)=>this._resolveSampler(t,e)))),t.textures&&(t.textures=t.textures.map(((t,e)=>this._resolveTexture(t,e)))),t.accessors&&(t.accessors=t.accessors.map(((t,e)=>this._resolveAccessor(t,e)))),t.materials&&(t.materials=t.materials.map(((t,e)=>this._resolveMaterial(t,e)))),t.meshes&&(t.meshes=t.meshes.map(((t,e)=>this._resolveMesh(t,e)))),t.nodes&&(t.nodes=t.nodes.map(((t,e)=>this._resolveNode(t,e)))),t.skins&&(t.skins=t.skins.map(((t,e)=>this._resolveSkin(t,e)))),t.scenes&&(t.scenes=t.scenes.map(((t,e)=>this._resolveScene(t,e)))),void 0!==t.scene&&(t.scene=t.scenes[this.json.scene])}getScene(t){return this._get("scenes",t)}getNode(t){return this._get("nodes",t)}getSkin(t){return this._get("skins",t)}getMesh(t){return this._get("meshes",t)}getMaterial(t){return this._get("materials",t)}getAccessor(t){return this._get("accessors",t)}getCamera(t){return null}getTexture(t){return this._get("textures",t)}getSampler(t){return this._get("samplers",t)}getImage(t){return this._get("images",t)}getBufferView(t){return this._get("bufferViews",t)}getBuffer(t){return this._get("buffers",t)}_get(t,e){if("object"==typeof e)return e;const r=this.json[t]&&this.json[t][e];return r||console.warn("glTF file error: Could not find ".concat(t,"[").concat(e,"]")),r}_resolveScene(t,e){return t.id=t.id||"scene-".concat(e),t.nodes=(t.nodes||[]).map((t=>this.getNode(t))),t}_resolveNode(t,e){return t.id=t.id||"node-".concat(e),t.children&&(t.children=t.children.map((t=>this.getNode(t)))),void 0!==t.mesh?t.mesh=this.getMesh(t.mesh):void 0!==t.meshes&&t.meshes.length&&(t.mesh=t.meshes.reduce(((t,e)=>{const r=this.getMesh(e);return t.id=r.id,t.primitives=t.primitives.concat(r.primitives),t}),{primitives:[]})),void 0!==t.camera&&(t.camera=this.getCamera(t.camera)),void 0!==t.skin&&(t.skin=this.getSkin(t.skin)),t}_resolveSkin(t,e){return t.id=t.id||"skin-".concat(e),t.inverseBindMatrices=this.getAccessor(t.inverseBindMatrices),t}_resolveMesh(t,e){return t.id=t.id||"mesh-".concat(e),t.primitives&&(t.primitives=t.primitives.map((t=>{const e=(t={...t}).attributes;t.attributes={};for(const r in e)t.attributes[r]=this.getAccessor(e[r]);return void 0!==t.indices&&(t.indices=this.getAccessor(t.indices)),void 0!==t.material&&(t.material=this.getMaterial(t.material)),t}))),t}_resolveMaterial(t,e){if(t.id=t.id||"material-".concat(e),t.normalTexture&&(t.normalTexture={...t.normalTexture},t.normalTexture.texture=this.getTexture(t.normalTexture.index)),t.occlusionTexture&&(t.occlustionTexture={...t.occlustionTexture},t.occlusionTexture.texture=this.getTexture(t.occlusionTexture.index)),t.emissiveTexture&&(t.emmisiveTexture={...t.emmisiveTexture},t.emissiveTexture.texture=this.getTexture(t.emissiveTexture.index)),t.emissiveFactor||(t.emissiveFactor=t.emmisiveTexture?[1,1,1]:[0,0,0]),t.pbrMetallicRoughness){t.pbrMetallicRoughness={...t.pbrMetallicRoughness};const e=t.pbrMetallicRoughness;e.baseColorTexture&&(e.baseColorTexture={...e.baseColorTexture},e.baseColorTexture.texture=this.getTexture(e.baseColorTexture.index)),e.metallicRoughnessTexture&&(e.metallicRoughnessTexture={...e.metallicRoughnessTexture},e.metallicRoughnessTexture.texture=this.getTexture(e.metallicRoughnessTexture.index))}return t}_resolveAccessor(t,e){var r,n;if(t.id=t.id||"accessor-".concat(e),void 0!==t.bufferView&&(t.bufferView=this.getBufferView(t.bufferView)),t.bytesPerComponent=(r=t.componentType,Ka[r]),t.components=(n=t.type,ka[n]),t.bytesPerElement=t.bytesPerComponent*t.components,t.bufferView){const e=t.bufferView.buffer,{ArrayType:r,byteLength:n}=ma(t,t.bufferView),s=(t.bufferView.byteOffset||0)+(t.byteOffset||0)+e.byteOffset;let i=e.arrayBuffer.slice(s,s+n);t.bufferView.byteStride&&(i=this._getValueFromInterleavedBuffer(e,s,t.bufferView.byteStride,t.bytesPerElement,t.count)),t.value=new r(i)}return t}_getValueFromInterleavedBuffer(t,e,r,n,s){const i=new Uint8Array(s*n);for(let o=0;o<s;o++){const s=e+o*r;i.set(new Uint8Array(t.arrayBuffer.slice(s,s+n)),o*n)}return i.buffer}_resolveTexture(t,e){return t.id=t.id||"texture-".concat(e),t.sampler="sampler"in t?this.getSampler(t.sampler):Xa,t.source=this.getImage(t.source),t}_resolveSampler(t,e){t.id=t.id||"sampler-".concat(e),t.parameters={};for(const e in t){const r=this._enumSamplerParameter(e);void 0!==r&&(t.parameters[r]=t[e])}return t}_enumSamplerParameter(t){return Ya[t]}_resolveImage(t,e){t.id=t.id||"image-".concat(e),void 0!==t.bufferView&&(t.bufferView=this.getBufferView(t.bufferView));const r=this.images[e];return r&&(t.image=r),t}_resolveBufferView(t,e){const r=t.buffer,n={id:"bufferView-".concat(e),...t,buffer:this.buffers[r]},s=this.buffers[r].arrayBuffer;let i=this.buffers[r].byteOffset||0;return"byteOffset"in t&&(i+=t.byteOffset),n.data=new Uint8Array(s,i,t.byteLength),n}_resolveCamera(t,e){return t.id=t.id||"camera-".concat(e),t.perspective,t.orthographic,t}}const $a=1735152710,tc=!0;function ec(t,e,r=0,n={}){const s=new DataView(e),i=function(t,e=0){return"".concat(String.fromCharCode(t.getUint8(e+0))).concat(String.fromCharCode(t.getUint8(e+1))).concat(String.fromCharCode(t.getUint8(e+2))).concat(String.fromCharCode(t.getUint8(e+3)))}(s,r+0),o=s.getUint32(r+4,tc),a=s.getUint32(r+8,tc);switch(Object.assign(t,{header:{byteOffset:r,byteLength:a,hasBinChunk:!1},type:i,version:o,json:{},binChunks:[]}),r+=12,t.version){case 1:return function(t,e,r){F(t.header.byteLength>20);const n=e.getUint32(r+0,tc),s=e.getUint32(r+4,tc);return r+=8,F(0===s),rc(t,e,r,n),r+=n,r+=nc(t,e,r,t.header.byteLength)}(t,s,r);case 2:return function(t,e,r,n){return F(t.header.byteLength>20),function(t,e,r,n){for(;r+8<=t.header.byteLength;){const s=e.getUint32(r+0,tc),i=e.getUint32(r+4,tc);switch(r+=8,i){case 1313821514:rc(t,e,r,s);break;case 5130562:nc(t,e,r,s);break;case 0:n.strict||rc(t,e,r,s);break;case 1:n.strict||nc(t,e,r,s)}r+=ct(s,4)}}(t,e,r,n),r+t.header.byteLength}(t,s,r,{});default:throw new Error("Invalid GLB version 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Array(s.length).fill(null),t._glb&&t._glb.header.hasBinChunk){const{binChunks:e}=t._glb;t.buffers[0]={arrayBuffer:e[0].arrayBuffer,byteOffset:e[0].byteOffset,byteLength:e[0].byteLength}}const i=t.json.images||[];t.images=new Array(i.length).fill({})}(t,e,r,n),function(t,e={}){(new ja).normalize(t,e)}(t,{normalize:null==n||null===(i=n.gltf)||void 0===i?void 0:i.normalize}),function(t,e={},r){const n=Na.filter((t=>Ha(t.name,e)));for(const i of n){var s;null===(s=i.preprocess)||void 0===s||s.call(i,t,e,r)}}(t,n,s);const u=[];if(null!=n&&null!==(o=n.gltf)&&void 0!==o&&o.loadBuffers&&t.json.buffers&&await async function(t,e,r){const n=t.json.buffers||[];for(let o=0;o<n.length;++o){const a=n[o];if(a.uri){var s,i;const{fetch:n}=r;ia(n);const c=oa(a.uri,e),u=await(null==r||null===(s=r.fetch)||void 0===s?void 0:s.call(r,c)),l=await(null==u||null===(i=u.arrayBuffer)||void 0===i?void 0:i.call(u));t.buffers[o]={arrayBuffer:l,byteOffset:0,byteLength:l.byteLength},delete a.uri}}}(t,n,s),null!=n&&null!==(a=n.gltf)&&void 0!==a&&a.loadImages){const e=async function(t,e,r){const n=function(t){const e=new Set,r=t.json.textures||[];for(const t of r)void 0!==t.source&&e.add(t.source);return Array.from(e).sort()}(t),s=t.json.images||[],i=[];for(const o of n)i.push(ic(t,s[o],o,e,r));return await Promise.all(i)}(t,n,s);u.push(e)}const l=async function(t,e={},r){const n=Na.filter((t=>Ha(t.name,e)));for(const i of n){var s;await(null===(s=i.decode)||void 0===s?void 0:s.call(i,t,e,r))}}(t,n,s);return u.push(l),await Promise.all(u),null!=n&&null!==(c=n.gltf)&&void 0!==c&&c.postProcess?function(t,e){return(new Za).postProcess(t,e)}(t,n):t}async function ic(t,e,r,n,s){const{fetch:i,parse:o}=s;let a;if(e.uri){const t=oa(e.uri,n),r=await i(t);a=await r.arrayBuffer()}if(Number.isFinite(e.bufferView)){const r=function(t,e,r){const n=t.bufferViews[r];ia(n);const s=e[n.buffer];ia(s);const i=(n.byteOffset||0)+s.byteOffset;return new 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f(.18995,.07176,.23217)],[.07,new f(.25107,.25237,.63374)],[.13,new f(.27628,.42118,.89123)],[.2,new f(.25862,.57958,.99876)],[.27,new f(.15844,.73551,.92305)],[.33,new f(.09267,.86554,.7623)],[.4,new f(.19659,.94901,.59466)],[.47,new f(.42778,.99419,.38575)],[.53,new f(.64362,.98999,.23356)],[.6,new f(.80473,.92452,.20459)],[.67,new f(.93301,.81236,.22667)],[.73,new f(.99314,.67408,.20348)],[.8,new f(.9836,.49291,.12849)],[.87,new f(.92105,.31489,.05475)],[.93,new f(.81608,.18462,.01809)],[1,new f(.66449,.08436,.00424)]],RAINBOW:[[0,new f(.278,0,.714)],[1/6,new f(0,0,1)],[2/6,new f(0,1,1)],[.5,new f(0,1,0)],[4/6,new f(1,1,0)],[5/6,new f(1,.64,0)],[1,new f(1,0,0)]],CONTOUR:[[0,new f(0,0,0)],[.03,new f(0,0,0)],[.04,new f(1,1,1)],[1,new f(1,1,1)]]};var Uc,Lc,Nc;!function(t){t[t.Intensity=1]="Intensity",t[t.Classification=2]="Classification",t[t.Elevation=3]="Elevation",t[t.RGB=4]="RGB",t[t.White=5]="White"}(Uc||(Uc={})),function(t){t[t.FlatTexture=1]="FlatTexture",t[t.ShadedTexture=2]="ShadedTexture",t[t.ShadedNoTexture=3]="ShadedNoTexture"}(Lc||(Lc={})),function(t){t[t.Reset=1]="Reset",t[t.Mercator=2]="Mercator",t[t.WGS84Cartesian=3]="WGS84Cartesian"}(Nc||(Nc={}));const Hc="undefined"!=typeof document?Gc(xc.RAINBOW):null,Jc="undefined"!=typeof document?Gc(xc.GRAYSCALE):null,Pc={throttleRequests:!0,maxRequests:64,updateInterval:.1,maxConcurrency:1,maximumScreenSpaceError:16,maximumMemoryUsage:32,viewDistanceScale:1,skipLevelOfDetail:!1,updateTransforms:!0,shading:Lc.FlatTexture,transparent:!1,pointCloudColoring:Uc.White,pointSize:1,worker:!0,wireframe:!1,debug:!1,basisTranscoderPath:null,dracoDecoderPath:null,material:null,computeNormals:!1,shaderCallback:null,geoTransform:Nc.Reset,preloadTilesCount:null};class jc{static load(t){return I(this,void 0,void 0,(function*(){const e=Object.assign(Object.assign({},Pc),t.options),{url:r}=t,s=e.updateInterval,f={};if(e.cesiumIONToken){f["cesium-ion"]={accessToken:e.cesiumIONToken};const t=yield Dc.preload(r,f);f.fetch={headers:t.headers}}t.loadingManager&&t.loadingManager.itemStart(r);const A=yield ve(r,vc,Object.assign({},f)),m={},p={},B=[],F=new o,D=new o;e.debug||(D.visible=!1);const G={pointSize:{type:"f",value:e.pointSize},gradient:{type:"t",value:Hc},grayscale:{type:"t",value:Jc},rootCenter:{type:"vec3",value:new c},rootNormal:{type:"vec3",value:new c},coloring:{type:"i",value:e.pointCloudColoring},hideGround:{type:"b",value:!0},elevationRange:{type:"vec2",value:new n(0,400)},maxIntensity:{type:"f",value:1},intensityContrast:{type:"f",value:1},alpha:{type:"f",value:1}},R=new g({uniforms:G,vertexShader:"\n  varying vec3 vColor;\n  uniform sampler2D gradient;\n  uniform sampler2D grayscale;\n  attribute float intensity;\n  attribute float classification;\n  uniform vec3 rootCenter;\n  uniform vec3 rootNormal;\n  uniform vec2 elevationRange;\n  uniform int coloring;\n  uniform bool hideGround;\n  uniform float maxIntensity;\n  uniform float intensityContrast;\n  uniform float pointSize;\n\n  #ifdef USE_COLOR\n  vec3 getRGB() {\n      vec3 rgb = color;\n      return rgb;\n  }\n  #endif\n\n  vec3 getElevation(){\n    vec4 world = modelMatrix * vec4( position, 1.0 );\n    float diff = abs(dot(rootNormal, (vec3(world) - rootCenter)));\n    float w = max(diff - elevationRange.x,0.0) / max(elevationRange.y - elevationRange.x,1.0);\n    vec3 cElevation = texture2D(gradient, vec2(w,1.0-w)).rgb;\n\n    return cElevation;\n  }\n\n  vec3 getIntensity(){\n    // TODO: real contrast enhancement. Check https://github.com/yuki-koyama/enhancer/blob/master/shaders/enhancer.fs\n    float intmod = pow(intensity, intensityContrast);\n    vec3 cIntensity = texture2D(grayscale, vec2(intmod / maxIntensity ,1.0-(intmod / maxIntensity))).rgb;\n    return cIntensity;\n  }\n\n  vec3 getClassification(){\n    float classNormalized = classification / 255.0;\n    vec3 cClassification = texture2D(gradient, vec2(classNormalized * 5.0,1.0-classNormalized * 5.0)).rgb;\n    return cClassification;\n  }\n\n  vec3 getColor(){\n      vec3 color;\n      if (hideGround && classification == 2.0) {\n         return vec3(0.0, 0.0, 0.0);               \n      }\n\n      if (coloring == 1) {\n        color = getIntensity();\n      }\n      else if (coloring == 2) {\n        color = getClassification();\n      } else if (coloring == 3) {\n        color = getElevation();\n      } \n      #ifdef USE_COLOR\n      else if (coloring == 4) {\n        color = getRGB();\n      }\n      #endif\n      else {\n        color = vec3(1.0, 1.0, 1.0);\n      }\n      return color;\n  }\n\n  void main() {\n      vColor = getColor();\n\n      gl_PointSize = pointSize;\n      gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n  }\n",fragmentShader:"\n  varying vec3 vColor;\n  uniform float alpha;\n\n  void main() {\n    if (vColor == vec3(0.0, 0.0, 0.0)) {\n      discard;\n    } else {\n      gl_FragColor = vec4( vColor, alpha);\n    }\n  }\n",transparent:e.transparent,vertexColors:!0});let S=null,O=null;const x=new _;let U,L;e.basisTranscoderPath&&(U=new v,U.detectSupport(t.renderer),U.setTranscoderPath(e.basisTranscoderPath+"/"),U.setWorkerLimit(1),x.setKTX2Loader(U)),e.dracoDecoderPath&&(L=new M,L.setDecoderPath(e.dracoDecoderPath+"/"),L.setWorkerLimit(e.maxConcurrency),x.setDRACOLoader(L));const N=new u({transparent:e.transparent}),H={maximumMemoryUsage:e.maximumMemoryUsage,maximumScreenSpaceError:e.maximumScreenSpaceError,viewDistanceScale:e.viewDistanceScale,skipLevelOfDetail:e.skipLevelOfDetail,updateTransforms:e.updateTransforms,throttleRequests:e.throttleRequests,maxRequests:e.maxRequests,contentLoader:t=>I(this,void 0,void 0,(function*(){let r=null;switch(t.type){case Bs:r=function(t,e,r,n){const s={rtc_center:t.content.rtcCenter,points:t.content.attributes.positions,intensities:t.content.attributes.intensity,classifications:t.content.attributes.classification,rgb:null,rgba:null},{colors:o}=t.content.attributes;o&&3===o.size&&(s.rgb=o.value);o&&4===o.size&&(s.rgba=o.value);const a=new C;a.setAttribute("position",new b(s.points,3));const c=(new i).fromArray(t.computedTransform).premultiply(n);s.rgba?a.setAttribute("color",new b(s.rgba,4)):s.rgb&&a.setAttribute("color",new w(s.rgb,3,!0));s.intensities&&a.setAttribute("intensity",new T(s.intensities,1,!0));s.classifications&&a.setAttribute("classification",new w(s.classifications,1,!1));const u=new E(a,r.material||e);if(s.rtc_center){const t=s.rtc_center;c.multiply((new i).makeTranslation(t[0],t[1],t[2]))}return u.applyMatrix4(c),u}(t,R,e,$);break;case ps:case gs:r=yield function(t,e,r,n,s){return I(this,void 0,void 0,(function*(){return new Promise(((o,a)=>{var u;const l=(new i).makeRotationAxis(new c(1,0,0),Math.PI/2),h="Z"!==(null===(u=e.tileset.asset)||void 0===u?void 0:u.gltfUpAxis),d=(new i).fromArray(e.computedTransform).premultiply(s);h&&d.multiply(l),t.parse(e.content.gltfArrayBuffer,e.contentUrl?e.contentUrl.substr(0,e.contentUrl.lastIndexOf("/")+1):"",(t=>{const e=t.scenes[0];e.applyMatrix4(d),e.traverse((t=>{if("Mesh"==t.type){const e=t,s=e.material,i=s.map;n.material?(e.material=n.material.clone(),s.dispose()):n.shading==Lc.FlatTexture&&(e.material=r.clone(),s.dispose()),n.shading!=Lc.ShadedNoTexture?"ShaderMaterial"==e.material.type?e.material.uniforms.map={value:i}:e.material.map=i:(i&&i.dispose(),e.material.map=null),n.shaderCallback&&(e.onBeforeRender=n.shaderCallback),e.material.wireframe=n.wireframe,n.computeNormals&&e.geometry.computeVertexNormals()}})),o(e)}),(t=>{a(new Error(`error parsing gltf in tile ${e.id}: ${t}`))}))}))}))}(x,t,N,e,$)}if(r&&(r.visible=!1,m[t.id]=r,F.add(m[t.id]),e.debug)){const e=Sc(t);D.add(e),p[t.id]=e}})),onTileLoad:t=>I(this,void 0,void 0,(function*(){J&&(!K&&(null==t?void 0:t.depth)<=5&&tt(t),J._frameNumber++,rt(J,m,O,S))})),onTileUnload:t=>{B.push(t)},onTileError:(t,e)=>{console.error("Tile error",t.id,e)}},J=new ks(A,Object.assign(Object.assign({},H),{loadOptions:Object.assign(Object.assign({},f),{maxConcurrency:e.maxConcurrency,worker:e.worker,gltf:{loadImages:!1},"3d-tiles":{loadGLTF:!1}})})),P=new i,j=new i,k=new c;let K=!1;if(J.root.boundingVolume?(J.root.header.boundingVolume.region&&(console.warn("Cannot apply a model matrix to bounding volumes of type region. Tileset stays in original geo-coordinates."),e.geoTransform=Nc.WGS84Cartesian),j.setPosition(J.root.boundingVolume.center[0],J.root.boundingVolume.center[1],J.root.boundingVolume.center[2])):console.warn("Bounding volume not found, no transformations applied"),e.debug){const t=Sc(J.root);D.add(t),p[J.root.id]=t}let V=!1,Q=!1;G.rootCenter.value.copy(k),G.rootNormal.value.copy(new c(0,0,1).normalize()),J.stats.get("Loader concurrency").count=e.maxConcurrency,J.stats.get("Maximum SSE").count=e.maximumScreenSpaceError,J.stats.get("Maximum mem usage").count=e.maximumMemoryUsage;let q=0;const z=(new i).makeTranslation(1/0,1/0,1/0);let W=null;const Y=new c(1/0,1/0,1/0);let X=null;F.updateMatrixWorld(!0);const Z=(new i).copy(F.matrixWorld),$=(new i).copy(Z).invert();if(tt(J.root),et(),e.debug&&(p[J.root.id].applyMatrix4(P),D.matrixWorld.copy(F.matrixWorld)),e.geoTransform==Nc.Mercator){const t=function(t,e){const r=2*Math.PI*6378137/2,s=e*r/180;let i=Math.log(Math.tan((90+t)*Math.PI/360))/(Math.PI/180);return i=i*r/180,new n(s,i)}(J.cartographicCenter[1],J.cartographicCenter[0]);k.set(t.x,0,-t.y),F.position.copy(k),F.rotation.set(-Math.PI/2,0,0),F.updateMatrixWorld(!0)}else e.geoTransform==Nc.WGS84Cartesian&&(F.applyMatrix4(j),F.updateMatrixWorld(!0),k.copy(F.position));function tt(t){if(!t.boundingVolume.halfAxes)return;const e=t.boundingVolume.halfAxes,r=(new i).extractRotation(Oc(e)).premultiply((new i).extractRotation($));if(!(new y).setFromRotationMatrix(r).equals(new y)){K=!0;const t=new c(j.elements[12],j.elements[13],j.elements[14]);j.extractRotation(r),j.setPosition(t),et()}}function et(){e.geoTransform!=Nc.WGS84Cartesian&&(P.copy(j).invert(),P.premultiply(Z),P.copy(Z).multiply((new i).copy(j).invert()),J.modelMatrix=new Tr(P.toArray()))}function rt(r,s,i,o){if(V)return;if(!X||o.aspect!=W){const t=new ts({fov:o.fov/180*Math.PI,aspectRatio:o.aspect,near:o.near,far:o.far});X=t.sseDenominator,W=o.aspect,e.debug&&console.log("Updated sse denonimator:",X)}const a=Rc(o).planes.map((t=>new jn(t.normal.toArray(),t.constant))),c=new Qn(a),u=new n;i.getSize(u);const l={camera:{position:Y.toArray()},height:u.y,frameNumber:r._frameNumber,sseDenominator:X,cullingVolume:c,viewport:{id:0}};r._cache.reset(),r._traverser.traverse(r.root,l,r.options);for(const t of r.tiles)t.selected?s[t.id]?s[t.id].visible=!0:console.error("TILE SELECTED BUT NOT LOADED!!",t.id):s[t.id]&&(s[t.id].visible=!1);for(;B.length>0;){const t=B.pop();s[t.id]&&t.contentState==cs&&(F.remove(s[t.id]),Kc(s[t.id]),delete s[t.id]),p[t.id]&&(Kc(p[t.id]),D.remove(p[t.id]),delete p[t.id])}const h=r.stats.get("Tiles Loaded").count,d=r.stats.get("Tiles Loading").count;return t.onProgress&&t.onProgress(h,h+d),t.loadingManager&&!Q&&0==d&&(null==e.preloadTilesCount||h>=e.preloadTilesCount)&&(Q=!0,t.loadingManager.itemEnd(t.url)),l}return{model:F,runtime:{getTileset:()=>J,getStats:()=>J.stats,showTiles:t=>{D.visible=t},setWireframe:t=>{e.wireframe=t,F.traverse((e=>{e instanceof h&&(e.material.wireframe=t)}))},setDebug:t=>{e.debug=t,D.visible=t},setShading:t=>{e.shading=t},getTileBoxes:()=>D,setViewDistanceScale:t=>{J.options.viewDistanceScale=t,J._frameNumber++,rt(J,m,O,S)},setHideGround:t=>{G.hideGround.value=t},setPointCloudColoring:t=>{G.coloring.value=t},setElevationRange:t=>{G.elevationRange.value.set(t[0],t[1])},setMaxIntensity:t=>{G.maxIntensity.value=t},setIntensityContrast:t=>{G.intensityContrast.value=t},setPointAlpha:t=>{G.alpha.value=t},getLatLongHeightFromPosition:t=>{const e=J.ellipsoid.cartesianToCartographic((new c).copy(t).applyMatrix4((new i).copy(P).invert()).toArray());return{lat:e[1],long:e[0],height:e[2]}},getPositionFromLatLongHeight:t=>{const e=J.ellipsoid.cartographicToCartesian([t.long,t.lat,t.height]);return new c(...e).applyMatrix4(P)},getCameraFrustum:t=>{const e=Rc(t).planes.map((t=>new jn(t.normal.toArray(),t.constant))).map((t=>function(t){const e=new o,r=new a(10,5),n=new c(...t.projectPointOntoPlane([0,0,0])),s=new c(t.normal.x,t.normal.y,t.normal.z),i=(new c).copy(n).add(s);r.lookAt(i),r.translate(n.x,n.y,n.z);const f=new u({color:65535,side:l}),A=new h(r,f),m=new d(s,n,5,16776960);return e.add(m),e.add(A),e}(t))),r=new o;for(const t of e)r.add(t);return r},update:function(t,r,n){if(S=n,O=r,q+=t,J&&q>=s){if(!Z.equals(F.matrixWorld)){Z.copy(F.matrixWorld),et();const t=(new c).setFromMatrixPosition(Z);G.rootCenter.value.copy(t),G.rootNormal.value.copy(new c(0,0,1).applyMatrix4(Z).normalize()),$.copy(Z).invert(),e.debug&&(p[J.root.id].matrixWorld.copy(P),p[J.root.id].applyMatrix4(Z))}!(n.matrixWorld.equals(z)&&n.aspect==W)&&(q=0,J._frameNumber++,n.getWorldPosition(Y),z.copy(n.matrixWorld),rt(J,m,r,n))}},dispose:function(){for(V=!0,J._destroy();F.children.length>0;){const t=F.children[0];Kc(t),F.remove(t)}for(;D.children.length>0;){const t=D.children[0];D.remove(t),t.geometry.dispose(),t.material.dispose()}U&&U.dispose(),L&&L.dispose()}}}}))}}function kc(t){var e,r,n,s;(null===(e=null==t?void 0:t.uniforms)||void 0===e?void 0:e.map)?null===(n=null===(r=null==t?void 0:t.uniforms)||void 0===r?void 0:r.map.value)||void 0===n||n.dispose():t.map&&(null===(s=t.map)||void 0===s||s.dispose()),t.dispose()}function Kc(t){t.traverse((t=>{if(t.isMesh)if(t.geometry.dispose(),t.material.isMaterial)kc(t.material);else for(const e of t.material)kc(e)}));for(let e=t.children.length-1;e>=0;e--){const r=t.children[e];t.remove(r)}}export{Nc as GeoTransform,jc as Loader3DTiles,Uc as PointCloudColoring,Lc as Shading};
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