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o=(t.errorTarget+1)*t.errorThreshold,c=n.__error<=o,u=c||n.refine==="ADD",h=!n.__contentEmpty,l=h||n.__externalTileSet,f=kt(n.__loadingState)&&l,p=n.__childrenWereVisible,d=n.children,g=n.__allChildrenLoaded;if(u&&h&&n.__depthFromRenderedParent++,u&&!f&&!a.isFull()&&l&&t.requestTileContents(n),(c&&!g&&!p&&f||n.refine==="ADD"&&f)&&(n.__inFrustum&&(n.__visible=!0,e.visible++),n.__active=!0,e.active++),n.refine!=="ADD"&&c&&!g&&f)for(let _=0,y=d.length;_<y;_++){const v=d[_];N(v,r)&&!a.isFull()&&(v.__depthFromRenderedParent=n.__depthFromRenderedParent+1,Ce(v,v.__depthFromRenderedParent,t))}else for(let _=0,y=d.length;_<y;_++){const v=d[_];N(v,r)&&Re(v,t)}}function Oe(n,t){const e=t.frameCount,r=N(n,e);if(r||n.__usedLastFrame){let s=!1,i=!1;r&&(s=n.__active,t.displayActiveTiles?i=n.__active||n.__visible:i=n.__visible),!n.__contentEmpty&&n.__loadingState===nt&&(n.__wasSetActive!==s&&t.setTileActive(n,s),n.__wasSetVisible!==i&&t.setTileVisible(n,i)),n.__wasSetActive=s,n.__wasSetVisible=i,n.__usedLastFrame=r;const a=n.children;for(let o=0,c=a.length;o<c;o++){const u=a[o];Oe(u,t)}}}const Pe=(n,t)=>n.__depth!==t.__depth?n.__depth>t.__depth?-1:1:n.__inFrustum!==t.__inFrustum?n.__inFrustum?1:-1:n.__used!==t.__used?n.__used?1:-1:n.__error!==t.__error?n.__error>t.__error?1:-1:n.__distanceFromCamera!==t.__distanceFromCamera?n.__distanceFromCamera>t.__distanceFromCamera?-1:1:0,ws=n=>1/(n.__depthFromRenderedParent+1);class Ts{get rootTileSet(){const t=this.tileSets[this.rootURL];return!t||t instanceof Promise?null:t}get root(){const t=this.rootTileSet;return t?t.root:null}constructor(t){this.tileSets={},this.rootURL=t,this.fetchOptions={},this.preprocessURL=null;const e=new vs;e.unloadPriorityCallback=ws;const r=new $e;r.maxJobs=4,r.priorityCallback=Pe;const s=new $e;s.maxJobs=1,s.priorityCallback=Pe,this.lruCache=e,this.downloadQueue=r,this.parseQueue=s,this.stats={parsing:0,downloading:0,failed:0,inFrustum:0,used:0,active:0,visible:0},this.frameCount=0,this.errorTarget=6,this.errorThreshold=1/0,this.loadSiblings=!0,this.displayActiveTiles=!1,this.maxDepth=1/0,this.stopAtEmptyTiles=!0}traverse(t,e){const r=this.tileSets[this.rootURL];!r||!r.root||Ut(r.root,t,e)}update(){const t=this.stats,e=this.lruCache,r=this.tileSets,s=r[this.rootURL];if(this.rootURL in r){if(!s||!s.root)return}else{this.loadRootTileSet(this.rootURL);return}const i=s.root;t.inFrustum=0,t.used=0,t.active=0,t.visible=0,this.frameCount++,Ee(i,this),Fe(i,this),Re(i,this),Oe(i,this),e.scheduleUnload()}parseTile(t,e,r){return null}disposeTile(t){}preprocessNode(t,e,r){if(t.content&&(!("uri"in t.content)&&"url"in t.content&&(t.content.uri=t.content.url,delete t.content.url),t.content.uri&&(t.content.uri=new URL(t.content.uri,r+"/").toString()),t.content.boundingVolume&&!("box"in t.content.boundingVolume||"sphere"in t.content.boundingVolume||"region"in t.content.boundingVolume)&&delete t.content.boundingVolume),t.parent=e,t.children=t.children||[],t.content&&t.content.uri){const s=xe(t.content.uri),i=Boolean(s&&s.toLowerCase()==="json");t.__externalTileSet=i,t.__contentEmpty=i}else t.__externalTileSet=!1,t.__contentEmpty=!0;t.__distanceFromCamera=1/0,t.__error=1/0,t.__inFrustum=!1,t.__isLeaf=!1,t.__usedLastFrame=!1,t.__used=!1,t.__wasSetVisible=!1,t.__visible=!1,t.__childrenWereVisible=!1,t.__allChildrenLoaded=!1,t.__wasSetActive=!1,t.__active=!1,t.__loadingState=ht,t.__loadIndex=0,t.__loadAbort=null,t.__depthFromRenderedParent=-1,e===null?(t.__depth=0,t.refine=t.refine||"REPLACE"):(t.__depth=e.__depth+1,t.refine=t.refine||e.refine)}setTileActive(t,e){}setTileVisible(t,e){}calculateError(t){return 0}tileInView(t){return!0}resetFailedTiles(){const t=this.stats;t.failed!==0&&(this.traverse(e=>{e.__loadingState===pt&&(e.__loadingState=ht)}),t.failed=0)}fetchTileSet(t,e,r=null){return fetch(t,e).then(s=>{if(s.ok)return s.json();throw new Error(`TilesRenderer: Failed to load tileset "${t}" with status ${s.status} : ${s.statusText}`)}).then(s=>{const i=s.asset.version;console.assert(i==="1.0"||i==="0.0",'asset.version is expected to be a string of "1.0" or "0.0"');let a=t.replace(/\/[^\/]*\/?$/,"");return a=new URL(a,window.location.href).toString(),Ut(s.root,(o,c)=>this.preprocessNode(o,c,a),null,r,r?r.__depth:0),s})}loadRootTileSet(t){const e=this.tileSets;if(t in e)return e[t]instanceof Error?Promise.reject(e[t]):Promise.resolve(e[t]);{const r=this.fetchTileSet(this.preprocessURL?this.preprocessURL(t):t,this.fetchOptions).then(s=>{e[t]=s});return r.catch(s=>{console.error(s),e[t]=s}),e[t]=r,r}}requestTileContents(t){if(t.__loadingState!==ht)return;const e=this.stats,r=this.lruCache,s=this.downloadQueue,i=this.parseQueue,a=t.__externalTileSet;r.add(t,l=>{l.__loadingState===dt?(l.__loadAbort.abort(),l.__loadAbort=null):a?l.children.length=0:this.disposeTile(l),l.__loadingState===dt?e.downloading--:l.__loadingState===Pt&&e.parsing--,l.__loadingState=ht,l.__loadIndex++,i.remove(l),s.remove(l)}),t.__loadIndex++;const o=t.__loadIndex,c=new AbortController,u=c.signal;e.downloading++,t.__loadAbort=c,t.__loadingState=dt;const h=l=>{t.__loadIndex===o&&(l.name!=="AbortError"?(i.remove(t),s.remove(t),t.__loadingState===Pt?e.parsing--:t.__loadingState===dt&&e.downloading--,e.failed++,console.error(`TilesRenderer : Failed to load tile at url "${t.content.uri}".`),console.error(l),t.__loadingState=pt):r.remove(t))};a?s.add(t,l=>{if(l.__loadIndex!==o)return Promise.resolve();const f=this.preprocessURL?this.preprocessURL(l.content.uri):l.content.uri;return this.fetchTileSet(f,Object.assign({signal:u},this.fetchOptions),l)}).then(l=>{t.__loadIndex===o&&(e.downloading--,t.__loadAbort=null,t.__loadingState=nt,t.children.push(l.root))}).catch(h):s.add(t,l=>{if(l.__loadIndex!==o)return Promise.resolve();const f=this.preprocessURL?this.preprocessURL(l.content.uri):l.content.uri;return fetch(f,Object.assign({signal:u},this.fetchOptions))}).then(l=>{if(t.__loadIndex===o){if(l.ok)return l.arrayBuffer();throw new Error(`Failed to load model with error code ${l.status}`)}}).then(l=>{if(t.__loadIndex===o)return e.downloading--,e.parsing++,t.__loadAbort=null,t.__loadingState=Pt,i.add(t,f=>{if(f.__loadIndex!==o)return Promise.resolve();const p=f.content.uri,d=xe(p);return this.parseTile(l,f,d)})}).then(()=>{t.__loadIndex===o&&(e.parsing--,t.__loadingState=nt,t.__wasSetVisible&&this.setTileVisible(t,!0),t.__wasSetActive&&this.setTileActive(t,!0))}).catch(h)}dispose(){const t=this.lruCache;this.traverse(e=>{t.remove(e)}),this.stats={parsing:0,downloading:0,failed:0,inFrustum:0,used:0,active:0,visible:0},this.frameCount=0}}function ke(n){return new TextDecoder().decode(n)}class ft{constructor(t,e,r,s){this.buffer=t,this.binOffset=e+r,this.binLength=s;let i=null;if(r!==0){const a=new Uint8Array(t,e,r);i=JSON.parse(ke(a))}else i={};this.header=i}getKeys(){return Object.keys(this.header)}getData(t,e,r=null,s=null){const i=this.header;if(!(t in i))return null;const a=i[t];if(a instanceof Object){if(Array.isArray(a))return a;{const{buffer:o,binOffset:c,binLength:u}=this,h=a.byteOffset||0,l=a.type||s,f=a.componentType||r;if("type"in a&&s&&a.type!==s)throw new Error("FeatureTable: Specified type does not match expected type.");let p;switch(l){case"SCALAR":p=1;break;case"VEC2":p=2;break;case"VEC3":p=3;break;case"VEC4":p=4;break;default:throw new Error(`FeatureTable : Feature type not provided for "${t}".`)}let d;const g=c+h,_=e*p;switch(f){case"BYTE":d=new Int8Array(o,g,_);break;case"UNSIGNED_BYTE":d=new Uint8Array(o,g,_);break;case"SHORT":d=new Int16Array(o,g,_);break;case"UNSIGNED_SHORT":d=new Uint16Array(o,g,_);break;case"INT":d=new Int32Array(o,g,_);break;case"UNSIGNED_INT":d=new Uint32Array(o,g,_);break;case"FLOAT":d=new Float32Array(o,g,_);break;case"DOUBLE":d=new Float64Array(o,g,_);break;default:throw new Error(`FeatureTable : Feature component type not provided for "${t}".`)}if(g+_*d.BYTES_PER_ELEMENT>c+u)throw new Error("FeatureTable: Feature data read outside binary body length.");return d}}else return a}}class At extends ft{constructor(t,e,r,s,i){super(t,r,s,i),this.batchSize=e}getData(t,e=null,r=null){return super.getData(t,this.batchSize,e,r)}}class rt{constructor(){this.fetchOptions={},this.workingPath=""}load(t){return fetch(t,this.fetchOptions).then(e=>{if(!e.ok)throw new Error(`Failed to load file "${t}" with status ${e.status} : ${e.statusText}`);return e.arrayBuffer()}).then(e=>(this.workingPath===""&&(this.workingPath=this.workingPathForURL(t)),this.parse(e)))}resolveExternalURL(t){return/^[^\\/]/.test(t)?this.workingPath+"/"+t:t}workingPathForURL(t){const e=t.split(/[\\/]/g);return e.pop(),e.join("/")+"/"}parse(t){throw new Error("LoaderBase: Parse not implemented.")}}function H(n){let t;if(n instanceof DataView?t=n:t=new DataView(n),String.fromCharCode(t.getUint8(0))==="{")return null;let e="";for(let r=0;r<4;r++)e+=String.fromCharCode(t.getUint8(r));return e}class xs extends rt{parse(t){const e=new DataView(t),r=H(e);console.assert(r==="b3dm");const s=e.getUint32(4,!0);console.assert(s===1);const i=e.getUint32(8,!0);console.assert(i===t.byteLength);const a=e.getUint32(12,!0),o=e.getUint32(16,!0),c=e.getUint32(20,!0),u=e.getUint32(24,!0),h=28,l=t.slice(h,h+a+o),f=new ft(l,0,a,o),p=h+a+o,d=t.slice(p,p+c+u),g=new At(d,f.getData("BATCH_LENGTH"),0,c,u),_=p+c+u,y=new Uint8Array(t,_,i-_);return{version:s,featureTable:f,batchTable:g,glbBytes:y}}}class Ue extends xs{constructor(t=m.DefaultLoadingManager){super(),this.manager=t,this.adjustmentTransform=new m.Matrix4}parse(t){const e=super.parse(t),r=e.glbBytes.slice().buffer;return new Promise((s,i)=>{const a=this.manager,o=this.fetchOptions,c=a.getHandler("path.gltf")||new V.GLTFLoader(a);o.credentials==="include"&&o.mode==="cors"&&c.setCrossOrigin("use-credentials"),"credentials"in o&&c.setWithCredentials(o.credentials==="include"),o.headers&&c.setRequestHeader(o.headers);let u=this.workingPath;!/[\\/]$/.test(u)&&u.length&&(u+="/");const h=this.adjustmentTransform;c.parse(r,u,l=>{const{batchTable:f,featureTable:p}=e,{scene:d}=l,g=p.getData("RTC_CENTER");g&&(d.position.x+=g[0],d.position.y+=g[1],d.position.z+=g[2]),l.scene.updateMatrix(),l.scene.matrix.multiply(h),l.scene.matrix.decompose(l.scene.position,l.scene.quaternion,l.scene.scale),l.batchTable=f,l.featureTable=p,d.batchTable=f,d.featureTable=p,s(l)},i)})}}class $s extends rt{parse(t){const e=new DataView(t),r=H(e);console.assert(r==="pnts");const s=e.getUint32(4,!0);console.assert(s===1);const i=e.getUint32(8,!0);console.assert(i===t.byteLength);const a=e.getUint32(12,!0),o=e.getUint32(16,!0),c=e.getUint32(20,!0),u=e.getUint32(24,!0),h=28,l=t.slice(h,h+a+o),f=new ft(l,0,a,o),p=h+a+o,d=t.slice(p,p+c+u),g=new At(d,f.getData("BATCH_LENGTH")||f.getData("POINTS_LENGTH"),0,c,u);return Promise.resolve({version:s,featureTable:f,batchTable:g})}}class Ae extends $s{constructor(t=m.DefaultLoadingManager){super(),this.manager=t}parse(t){return super.parse(t).then(e=>{const{featureTable:r}=e,s=r.getData("POINTS_LENGTH"),i=r.getData("POSITION",s,"FLOAT","VEC3"),a=r.getData("RGB",s,"UNSIGNED_BYTE","VEC3");["QUANTIZED_VOLUME_OFFSET","QUANTIZED_VOLUME_SCALE","CONSTANT_RGBA","BATCH_LENGTH","POSITION_QUANTIZED","RGBA","RGB565","NORMAL","NORMAL_OCT16P"].forEach(l=>{l in r.header&&console.warn(`PNTSLoader: Unsupported FeatureTable feature "${l}" detected.`)});const o=new m.BufferGeometry;o.setAttribute("position",new m.BufferAttribute(i,3,!1));const c=new m.PointsMaterial;c.size=2,c.sizeAttenuation=!1,a!==null&&(o.setAttribute("color",new m.BufferAttribute(a,3,!0)),c.vertexColors=!0);const u=new m.Points(o,c);e.scene=u,e.scene.featureTable=r;const h=r.getData("RTC_CENTER");return h&&(e.scene.position.x+=h[0],e.scene.position.y+=h[1],e.scene.position.z+=h[2]),e})}}class Ss extends rt{parse(t){const e=new DataView(t),r=H(e);console.assert(r==="i3dm");const s=e.getUint32(4,!0);console.assert(s===1);const i=e.getUint32(8,!0);console.assert(i===t.byteLength);const a=e.getUint32(12,!0),o=e.getUint32(16,!0),c=e.getUint32(20,!0),u=e.getUint32(24,!0),h=e.getUint32(28,!0),l=32,f=t.slice(l,l+a+o),p=new ft(f,0,a,o),d=l+a+o,g=t.slice(d,d+c+u),_=new At(g,p.getData("INSTANCES_LENGTH"),0,c,u),y=d+c+u,v=new Uint8Array(t,y,i-y);let w=null,T=null;if(h)w=v,T=Promise.resolve();else{const S=this.resolveExternalURL(ke(v));T=fetch(S,this.fetchOptions).then(x=>{if(!x.ok)throw new Error(`I3DMLoaderBase : Failed to load file "${S}" with status ${x.status} : ${x.statusText}`);return x.arrayBuffer()}).then(x=>{w=new Uint8Array(x)})}return T.then(()=>({version:s,featureTable:p,batchTable:_,glbBytes:w}))}}const Ve=new m.Vector3,Vt=new m.Vector3,Dt=new m.Vector3,De=new m.Vector3,It=new m.Quaternion,mt=new m.Vector3,gt=new m.Matrix4;class Ie extends Ss{constructor(t=m.DefaultLoadingManager){super(),this.manager=t,this.adjustmentTransform=new m.Matrix4}resolveExternalURL(t){return this.manager.resolveURL(super.resolveExternalURL(t))}parse(t){return super.parse(t).then(e=>{const{featureTable:r,batchTable:s}=e,i=e.glbBytes.slice().buffer;return new Promise((a,o)=>{const c=this.fetchOptions,u=this.manager,h=u.getHandler("path.gltf")||new V.GLTFLoader(u);c.credentials==="include"&&c.mode==="cors"&&h.setCrossOrigin("use-credentials"),"credentials"in c&&h.setWithCredentials(c.credentials==="include"),c.headers&&h.setRequestHeader(c.headers);let l=this.workingPath;/[\\/]$/.test(l)||(l+="/");const f=this.adjustmentTransform;h.parse(i,l,p=>{const d=r.getData("INSTANCES_LENGTH"),g=r.getData("POSITION",d,"FLOAT","VEC3"),_=r.getData("NORMAL_UP",d,"FLOAT","VEC3"),y=r.getData("NORMAL_RIGHT",d,"FLOAT","VEC3"),v=r.getData("SCALE_NON_UNIFORM",d,"FLOAT","VEC3"),w=r.getData("SCALE",d,"FLOAT","SCALAR");["RTC_CENTER","QUANTIZED_VOLUME_OFFSET","QUANTIZED_VOLUME_SCALE","EAST_NORTH_UP","POSITION_QUANTIZED","NORMAL_UP_OCT32P","NORMAL_RIGHT_OCT32P"].forEach(b=>{b in r.header&&console.warn(`I3DMLoader: Unsupported FeatureTable feature "${b}" detected.`)});const T=new Map,S=[];p.scene.traverse(b=>{if(b.isMesh){const{geometry:M,material:j}=b,at=new m.InstancedMesh(M,j,d);at.position.copy(b.position),at.rotation.copy(b.rotation),at.scale.copy(b.scale),S.push(at),T.set(b,at)}});const x=new m.Vector3;for(let b=0;b<d;b++)x.x+=g[b*3+0]/d,x.y+=g[b*3+1]/d,x.z+=g[b*3+2]/d;T.forEach((b,M)=>{const j=M.parent;j&&(j.remove(M),j.add(b),b.updateMatrixWorld(),b.position.copy(x).applyMatrix4(b.matrixWorld))});for(let b=0;b<d;b++){De.set(g[b*3+0]-x.x,g[b*3+1]-x.y,g[b*3+2]-x.z),_?(Vt.set(_[b*3+0],_[b*3+1],_[b*3+2]),Dt.set(y[b*3+0],y[b*3+1],y[b*3+2]),Ve.crossVectors(Dt,Vt).normalize(),gt.makeBasis(Dt,Vt,Ve),It.setFromRotationMatrix(gt)):It.set(0,0,0,1),w?mt.setScalar(w[b]):v?mt.set(v[b*3+0],v[b*3+1],v[b*3+2]):mt.set(1,1,1),gt.compose(De,It,mt).multiply(f);for(let M=0,j=S.length;M<j;M++)S[M].setMatrixAt(b,gt)}p.batchTable=s,p.featureTable=r,p.scene.batchTable=s,p.scene.featureTable=r,a(p)},o)})})}}class Ms extends rt{parse(t){const e=new DataView(t),r=H(e);console.assert(r==="cmpt",'CMPTLoader: The magic bytes equal "cmpt".');const s=e.getUint32(4,!0);console.assert(s===1,'CMPTLoader: The version listed in the header is "1".');const i=e.getUint32(8,!0);console.assert(i===t.byteLength,"CMPTLoader: The contents buffer length listed in the header matches the file.");const a=e.getUint32(12,!0),o=[];let c=16;for(let u=0;u<a;u++){const h=new DataView(t,c,12),l=H(h),f=h.getUint32(4,!0),p=h.getUint32(8,!0),d=new Uint8Array(t,c,p);o.push({type:l,buffer:d,version:f}),c+=p}return{version:s,tiles:o}}}class Ls extends Ms{constructor(t=m.DefaultLoadingManager){super(),this.manager=t,this.adjustmentTransform=new m.Matrix4}parse(t){const e=super.parse(t),r=this.manager,s=this.adjustmentTransform,i=[];for(const a in e.tiles){const{type:o,buffer:c}=e.tiles[a];switch(o){case"b3dm":{const u=c.slice(),h=new Ue(r);h.workingPath=this.workingPath,h.fetchOptions=this.fetchOptions,h.adjustmentTransform.copy(s);const l=h.parse(u.buffer);i.push(l);break}case"pnts":{const u=c.slice(),h=new Ae(r);h.workingPath=this.workingPath,h.fetchOptions=this.fetchOptions;const l=h.parse(u.buffer);i.push(l);break}case"i3dm":{const u=c.slice(),h=new Ie(r);h.workingPath=this.workingPath,h.fetchOptions=this.fetchOptions,h.adjustmentTransform.copy(s);const l=h.parse(u.buffer);i.push(l);break}}}return Promise.all(i).then(a=>{const o=new m.Group;return a.forEach(c=>{o.add(c.scene)}),{tiles:a,scene:o}})}}class Cs{constructor(){this.name="CESIUM_RTC"}afterRoot(t){const{center:e}=t.parser.json.extensions.CESIUM_RTC;t.scene.position.x+=e[0],t.scene.position.y+=e[1],t.scene.position.z+=e[2]}}class Es extends rt{constructor(t=m.DefaultLoadingManager){super(),this.manager=t}parse(t){return new Promise((e,r)=>{const s=this.manager,i=this.fetchOptions;let a=s.getHandler("path.gltf")||s.getHandler("path.glb");a||(a=new V.GLTFLoader(s),a.register(()=>new Cs),i.credentials==="include"&&i.mode==="cors"&&a.setCrossOrigin("use-credentials"),"credentials"in i&&a.setWithCredentials(i.credentials==="include"),i.headers&&a.setRequestHeader(i.headers));let o=a.resourcePath||a.path||this.workingPath;!/[\\/]$/.test(o)&&o.length&&(o+="/"),a.parse(t,o,c=>{e(c)},r)})}}const _t=new m.Matrix4;class Fs extends m.Group{constructor(t){super(),this.name="TilesRenderer.TilesGroup",this.tilesRenderer=t}raycast(t,e){this.tilesRenderer.optimizeRaycast&&this.tilesRenderer.raycast(t,e)}updateMatrixWorld(t){if(this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldNeedsUpdate||t){this.parent===null?_t.copy(this.matrix):_t.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1;const e=_t.elements,r=this.matrixWorld.elements;let s=!1;for(let i=0;i<16;i++){const a=e[i],o=r[i];if(Math.abs(a-o)>Number.EPSILON){s=!0;break}}if(s){this.matrixWorld.copy(_t);const i=this.children;for(let a=0,o=i.length;a<o;a++)i[a].updateMatrixWorld()}}}}function Ne(n){const{x:t,y:e,z:r}=n;n.x=r,n.y=t,n.z=e}function Rs(n){return-n+Math.PI/2}const vt=new m.Spherical,st=new m.Vector3,B=new m.Vector3;class Os{constructor(t=1,e=1,r=1){this.radius=new m.Vector3(t,e,r)}getCartographicToPosition(t,e,r,s){const i=this.radius;vt.set(1,Rs(t),e),st.setFromSpherical(vt).normalize(),Ne(st),B.copy(st),B.x*=i.x**2,B.y*=i.y**2,B.z*=i.z**2;const a=Math.sqrt(st.dot(B));return B.divideScalar(a),s.copy(B).addScaledVector(st,r)}getCartographicToNormal(t,e,r){return vt.set(1,-t+Math.PI/2,e),r.setFromSpherical(vt).normalize(),Ne(r),r}getPositionToNormal(t,e){const r=this.radius;return e.copy(t),e.x/=r.x**2,e.y/=r.y**2,e.z/=r.z**2,e.normalize(),e}}const D=Math.PI,bt=D/2,it=new m.Vector3,Q=new m.Vector3,q=new m.Vector3,Be=new m.Matrix4;let ot=0;const Nt=[];function Ps(n=!1){return n?(Nt[ot]||(Nt[ot]=new m.Vector3),ot++,Nt[ot-1]):new m.Vector3}function je(){ot=0}class ks extends Os{constructor(t,e,r,s=-bt,i=bt,a=0,o=2*D,c=0,u=0){super(t,e,r),this.latStart=s,this.latEnd=i,this.lonStart=a,this.lonEnd=o,this.heightStart=c,this.heightEnd=u}_getPoints(t=!1){const{latStart:e,latEnd:r,lonStart:s,lonEnd:i,heightStart:a,heightEnd:o}=this,c=m.MathUtils.mapLinear(.5,0,1,e,r),u=m.MathUtils.mapLinear(.5,0,1,s,i),h=Math.floor(s/bt)*bt,l=[[-D/2,0],[D/2,0],[0,h],[0,h+D/2],[0,h+D],[0,h+3*D/2],[e,i],[r,i],[e,s],[r,s],[0,s],[0,i],[c,u],[e,u],[r,u],[c,s],[c,i]],f=[],p=l.length;for(let d=0;d<=1;d++){const g=m.MathUtils.mapLinear(d,0,1,a,o);for(let _=0,y=p;_<y;_++){const[v,w]=l[_];if(v>=e&&v<=r&&w>=s&&w<=i){const T=Ps(t);f.push(T),this.getCartographicToPosition(v,w,g,T)}}}return f}getBoundingBox(t,e){je();const{latStart:r,latEnd:s,lonStart:i,lonEnd:a}=this;if(s-r<D/2){const c=m.MathUtils.mapLinear(.5,0,1,r,s),u=m.MathUtils.mapLinear(.5,0,1,i,a);this.getCartographicToNormal(c,u,q),Q.set(0,0,1),it.crossVectors(Q,q),Q.crossVectors(it,q),e.makeBasis(it,Q,q)}else it.set(1,0,0),Q.set(0,1,0),q.set(0,0,1),e.makeBasis(it,Q,q);Be.copy(e).invert();const o=this._getPoints(!0);for(let c=0,u=o.length;c<u;c++)o[c].applyMatrix4(Be);t.makeEmpty(),t.setFromPoints(o)}getBoundingSphere(t,e){je();const r=this._getPoints(!0);t.makeEmpty(),t.setFromPoints(r,e)}}const J=new m.Sphere,F=new m.Matrix4,ze=new m.Vector3,Y=new m.Vector3,Z=new m.Ray,$=[];function Bt(n,t){return n.distance-t.distance}function jt(n,t,e){n.traverse(r=>{Object.getPrototypeOf(r).raycast.call(r,t,e)})}function Ge(n,t,e,r){if(e.has(n))if(jt(n.cached.scene,r,$),$.length>0){$.length>1&&$.sort(Bt);const c=$[0];return $.length=0,c}else return null;const s=[],i=n.children;for(let c=0,u=i.length;c<u;c++){const h=i[c],l=h.cached,f=t.matrixWorld;F.copy(f);const p=l.sphere;if(p&&(J.copy(p),J.applyMatrix4(F),!r.ray.intersectsSphere(J)))continue;const d=l.box,g=l.boxTransform;if(d)if(F.multiply(g).invert(),Z.copy(r.ray),Z.applyMatrix4(F),Z.intersectBox(d,ze)){Y.setFromMatrixScale(F);const _=Y.x;Math.abs(Math.max(Y.x-Y.y,Y.x-Y.z))>1e-6&&console.warn("ThreeTilesRenderer : Non uniform scale used for tile which may cause issues when raycasting.");const y={distance:1/0,tile:null};s.push(y),y.distance=ze.distanceToSquared(Z.origin)*_*_,y.tile=h}else continue}s.sort(Bt);let a=1/0,o=null;for(let c=0,u=s.length;c<u;c++){const h=s[c];if(h.distance>a)break;{const l=h.tile,f=l.cached.scene;let p=null;if(e.has(l)?(jt(f,r,$),$.length>0&&($.length>1&&$.sort(Bt),p=$[0])):p=Ge(l,t,e,r),p){const d=p.distance*p.distance;d<a&&(a=d,o=p),$.length=0}}}return o}function We(n,t,e,r,s){const i=n.cached,a=t.matrixWorld;F.copy(a);const o=i.sphere;if(o&&(J.copy(o),J.applyMatrix4(F),!r.ray.intersectsSphere(J)))return;const c=i.box,u=i.boxTransform;if(c&&(F.multiply(u).invert(),Z.copy(r.ray).applyMatrix4(F),!Z.intersectsBox(c)))return;const h=i.scene;if(e.has(n)){jt(h,r,s);return}const l=n.children;for(let f=0,p=l.length;f<p;f++)We(l[f],t,e,r,s)}const He=Symbol("INITIAL_FRUSTUM_CULLED"),L=new m.Matrix4,zt=new m.Matrix4,C=new m.Vector3,R=new m.Vector3,O=new m.Vector3,P=new m.Vector3,Us=new m.Vector3(1,0,0),As=new m.Vector3(0,1,0);function Qe(n,t){n.traverse(e=>{e.frustumCulled=e[He]&&t})}class Vs extends Ts{get autoDisableRendererCulling(){return this._autoDisableRendererCulling}set autoDisableRendererCulling(t){this._autoDisableRendererCulling!==t&&(super._autoDisableRendererCulling=t,this.forEachLoadedModel(e=>{Qe(e,!t)}))}constructor(...t){super(...t),this.group=new Fs(this),this.cameras=[],this.cameraMap=new Map,this.cameraInfo=[],this.activeTiles=new Set,this.visibleTiles=new Set,this._autoDisableRendererCulling=!0,this.optimizeRaycast=!0,this.onLoadTileSet=null,this.onLoadModel=null,this.onDisposeModel=null,this.onTileVisibilityChange=null;const e=new m.LoadingManager;e.setURLModifier(s=>this.preprocessURL?this.preprocessURL(s):s),this.manager=e;const r=this;this._overridenRaycast=function(s,i){r.optimizeRaycast||Object.getPrototypeOf(this).raycast.call(this,s,i)}}getBounds(t){if(!this.root)return!1;const e=this.root.cached,r=e.box,s=e.boxTransform;return r?(t.copy(r),t.applyMatrix4(s),!0):!1}getOrientedBounds(t,e){if(!this.root)return!1;const r=this.root.cached,s=r.box,i=r.boxTransform;return s?(t.copy(s),e.copy(i),!0):!1}getBoundingSphere(t){if(!this.root)return!1;const e=this.root.cached.sphere;return e?(t.copy(e),!0):!1}forEachLoadedModel(t){this.traverse(e=>{const r=e.cached.scene;r&&t(r,e)})}raycast(t,e){if(this.root)if(t.firstHitOnly){const r=Ge(this.root,this.group,this.activeTiles,t);r&&e.push(r)}else We(this.root,this.group,this.activeTiles,t,e)}hasCamera(t){return this.cameraMap.has(t)}setCamera(t){const e=this.cameras,r=this.cameraMap;return r.has(t)?!1:(r.set(t,new m.Vector2),e.push(t),!0)}setResolution(t,e,r){const s=this.cameraMap;return s.has(t)?(e instanceof m.Vector2?s.get(t).copy(e):s.get(t).set(e,r),!0):!1}setResolutionFromRenderer(t,e){const r=this.cameraMap;if(!r.has(t))return!1;const s=r.get(t);return e.getSize(s),s.multiplyScalar(e.getPixelRatio()),!0}deleteCamera(t){const e=this.cameras,r=this.cameraMap;if(r.has(t)){const s=e.indexOf(t);return e.splice(s,1),r.delete(t),!0}return!1}fetchTileSet(t,...e){const r=super.fetchTileSet(t,...e);return r.then(s=>{this.onLoadTileSet&&Promise.resolve().then(()=>{this.onLoadTileSet(s,t)})}),r}update(){const t=this.group,e=this.cameras,r=this.cameraMap,s=this.cameraInfo;if(e.length===0){console.warn("TilesRenderer: no cameras defined. Cannot update 3d tiles.");return}for(;s.length>e.length;)s.pop();for(;s.length<e.length;)s.push({frustum:new m.Frustum,isOrthographic:!1,sseDenominator:-1,position:new m.Vector3,invScale:-1,pixelSize:0});zt.copy(t.matrixWorld).invert(),C.setFromMatrixScale(zt);const i=C.x;Math.abs(Math.max(C.x-C.y,C.x-C.z))>1e-6&&console.warn("ThreeTilesRenderer : Non uniform scale used for tile which may cause issues when calculating screen space error.");for(let a=0,o=s.length;a<o;a++){const c=e[a],u=s[a],h=u.frustum,l=u.position,f=r.get(c);(f.width===0||f.height===0)&&console.warn("TilesRenderer: resolution for camera error calculation is not set.");const p=c.projectionMatrix.elements;if(u.isOrthographic=p[15]===1,u.isOrthographic){const d=2/p[0],g=2/p[5];u.pixelSize=Math.max(g/f.height,d/f.width)}else u.sseDenominator=2/p[5]/f.height;u.invScale=i,L.copy(t.matrixWorld),L.premultiply(c.matrixWorldInverse),L.premultiply(c.projectionMatrix),h.setFromProjectionMatrix(L),l.set(0,0,0),l.applyMatrix4(c.matrixWorld),l.applyMatrix4(zt)}super.update()}preprocessNode(t,e,r){super.preprocessNode(t,e,r);const s=new m.Matrix4;if(t.transform){const l=t.transform;for(let f=0;f<16;f++)s.elements[f]=l[f]}else s.identity();e&&s.premultiply(e.cached.transform);const i=new m.Matrix4().copy(s).invert();let a=null,o=null,c=null;if("box"in t.boundingVolume){const l=t.boundingVolume.box;a=new m.Box3,o=new m.Matrix4,c=new m.Matrix4,R.set(l[3],l[4],l[5]),O.set(l[6],l[7],l[8]),P.set(l[9],l[10],l[11]);const f=R.length(),p=O.length(),d=P.length();R.normalize(),O.normalize(),P.normalize(),f===0&&R.crossVectors(O,P),p===0&&O.crossVectors(R,P),d===0&&P.crossVectors(R,O),o.set(R.x,O.x,P.x,l[0],R.y,O.y,P.y,l[1],R.z,O.z,P.z,l[2],0,0,0,1),o.premultiply(s),c.copy(o).invert(),a.min.set(-f,-p,-d),a.max.set(f,p,d)}let u=null;if("sphere"in t.boundingVolume){const l=t.boundingVolume.sphere;u=new m.Sphere,u.center.set(l[0],l[1],l[2]),u.radius=l[3],u.applyMatrix4(s)}else if("box"in t.boundingVolume){const l=t.boundingVolume.box;u=new m.Sphere,a.getBoundingSphere(u),u.center.set(l[0],l[1],l[2]),u.applyMatrix4(s)}let h=null;if("region"in t.boundingVolume){const l=t.boundingVolume.region,[f,p,d,g,_,y]=l;h=new ks(Se,Se,ys,p,g,f,d,_,y),u===null&&(u=new m.Sphere,h.getBoundingSphere(u)),a===null&&(a=new m.Box3,o=new m.Matrix4,c=new m.Matrix4,h.getBoundingBox(a,o),c.copy(o).invert())}t.cached={loadIndex:0,transform:s,transformInverse:i,active:!1,inFrustum:[],box:a,boxTransform:o,boxTransformInverse:c,sphere:u,region:h,scene:null,geometry:null,material:null}}parseTile(t,e,r){e._loadIndex=e._loadIndex||0,e._loadIndex++;const s=e.content.uri.split(/[\\\/]/g);s.pop();const i=s.join("/"),a=this.fetchOptions,o=this.manager,c=e._loadIndex;let u=null;const h=this.rootTileSet.asset&&this.rootTileSet.asset.gltfUpAxis||"y",l=e.cached,f=l.transform;switch(h.toLowerCase()){case"x":L.makeRotationAxis(As,-Math.PI/2);break;case"y":L.makeRotationAxis(Us,Math.PI/2);break;case"z":L.identity();break}const p=H(t)||r;switch(p){case"b3dm":{const g=new Ue(o);g.workingPath=i,g.fetchOptions=a,g.adjustmentTransform.copy(L),u=g.parse(t).then(_=>_.scene);break}case"pnts":{const g=new Ae(o);g.workingPath=i,g.fetchOptions=a,u=g.parse(t).then(_=>_.scene);break}case"i3dm":{const g=new Ie(o);g.workingPath=i,g.fetchOptions=a,g.adjustmentTransform.copy(L),u=g.parse(t).then(_=>_.scene);break}case"cmpt":{const g=new Ls(o);g.workingPath=i,g.fetchOptions=a,g.adjustmentTransform.copy(L),u=g.parse(t).then(_=>_.scene);break}case"gltf":case"glb":const d=new Es(o);d.workingPath=i,d.fetchOptions=a,u=d.parse(t).then(g=>g.scene);break;default:console.warn(`TilesRenderer: Content type "${p}" not supported.`),u=Promise.resolve(null);break}return u.then(d=>{if(e._loadIndex!==c)return;d.updateMatrix(),(p==="glb"||p==="gltf")&&d.matrix.multiply(L),d.matrix.premultiply(f),d.matrix.decompose(d.position,d.quaternion,d.scale),d.traverse(v=>{v[He]=v.frustumCulled}),Qe(d,!this.autoDisableRendererCulling),l.scene=d,d.traverse(v=>{v.raycast=this._overridenRaycast});const g=[],_=[],y=[];d.traverse(v=>{if(v.geometry&&_.push(v.geometry),v.material){const w=v.material;g.push(v.material);for(const T in w){const S=w[T];S&&S.isTexture&&y.push(S)}}}),l.materials=g,l.geometry=_,l.textures=y,this.onLoadModel&&this.onLoadModel(d,e)})}disposeTile(t){const e=t.cached;if(e.scene){const r=e.materials,s=e.geometry,i=e.textures,a=e.scene.parent;for(let o=0,c=s.length;o<c;o++)s[o].dispose();for(let o=0,c=r.length;o<c;o++)r[o].dispose();for(let o=0,c=i.length;o<c;o++)i[o].dispose();a&&a.remove(e.scene),this.onDisposeModel&&this.onDisposeModel(e.scene,t),e.scene=null,e.materials=null,e.textures=null,e.geometry=null}this.activeTiles.delete(t),this.visibleTiles.delete(t),t._loadIndex++}setTileVisible(t,e){const r=t.cached.scene,s=this.visibleTiles,i=this.group;e?(i.add(r),s.add(t),r.updateMatrixWorld(!0)):(i.remove(r),s.delete(t)),this.onTileVisibilityChange&&this.onTileVisibilityChange(r,t,e)}setTileActive(t,e){const r=this.activeTiles;e?r.add(t):r.delete(t)}calculateError(t){const e=t.cached,r=e.inFrustum,s=this.cameras,i=this.cameraInfo,a=e.sphere,o=e.box,c=e.boxTransformInverse,u=e.transformInverse,h=o&&c;let l=-1/0,f=1/0;for(let p=0,d=s.length;p<d;p++){if(!r[p])continue;const g=i[p],_=g.invScale;let y;if(g.isOrthographic){const v=g.pixelSize;y=t.geometricError/(v*_)}else{C.copy(g.position);let v;h?(C.applyMatrix4(c),v=o.distanceToPoint(C)):(C.applyMatrix4(u),v=Math.max(a.distanceToPoint(C),0));const w=v*_,T=g.sseDenominator;y=t.geometricError/(w*T),f=Math.min(f,w)}l=Math.max(l,y)}t.__distanceFromCamera=f,t.__error=l}tileInView(t){const e=t.cached,r=e.sphere,s=e.inFrustum;if(r){const i=this.cameraInfo;let a=!1;for(let o=0,c=i.length;o<c;o++)i[o].frustum.intersectsSphere(r)?(a=!0,s[o]=!0):s[o]=!1;return a}return!0}}const k=new m.Vector3,U=new m.Vector3,A=new m.Vector3;class Ds extends Vs{preprocessNode(t,e,r){super.preprocessNode(t,e,r);const s=new m.Matrix4;if(t.transform){e||(t.transform[0]=1,t.transform[1]=0,t.transform[2]=0,t.transform[3]=0,t.transform[4]=0,t.transform[5]=1,t.transform[6]=0,t.transform[7]=0,t.transform[8]=0,t.transform[9]=0,t.transform[10]=1,t.transform[11]=0,t.transform[12]=0,t.transform[13]=0,t.transform[14]=0,t.transform[15]=1);const l=t.transform;for(let f=0;f<16;f++)s.elements[f]=l[f]}e&&s.premultiply(e.cached.transform);const i=new m.Matrix4().copy(s).invert();let a=null,o=null,c=null;if("box"in t.boundingVolume){const l=t.boundingVolume.box;a=new m.Box3,o=new m.Matrix4,c=new m.Matrix4,k.set(l[3],l[4],l[5]),U.set(l[6],l[7],l[8]),A.set(l[9],l[10],l[11]);const f=k.length(),p=U.length(),d=A.length();k.normalize(),U.normalize(),A.normalize(),f===0&&k.crossVectors(U,A),p===0&&U.crossVectors(k,A),d===0&&A.crossVectors(k,U),o.set(k.x,U.x,A.x,l[0],k.y,U.y,A.y,l[1],k.z,U.z,A.z,l[2],0,0,0,1),o.premultiply(s),c.copy(o).invert(),a.min.set(-f,-p,-d),a.max.set(f,p,d)}let u=null;if("sphere"in t.boundingVolume){const l=t.boundingVolume.sphere;u=new m.Sphere,u.center.set(l[0],l[1],l[2]),u.radius=l[3],u.applyMatrix4(s)}else if("box"in t.boundingVolume){const l=t.boundingVolume.box;u=new m.Sphere,a==null||a.getBoundingSphere(u),u.center.set(l[0],l[1],l[2]),u.applyMatrix4(s)}const h=null;"region"in t.boundingVolume&&console.warn("ThreeTilesRenderer: region bounding volume not supported."),t.cached={loadIndex:0,transform:s,transformInverse:i,active:!1,inFrustum:[],box:a,boxTransform:o,boxTransformInverse:c,sphere:u,region:h,scene:null,geometry:null,material:null}}dispose(){super.dispose();const t=this;t.lruCache.itemList.forEach(e=>{t.disposeTile(e)}),t.lruCache.itemSet.clear(),t.lruCache.itemList=[],t.lruCache.callbacks.clear(),t.lruCache=null,t.visibleTiles.clear(),t.activeTiles.clear(),t.downloadQueue.callbacks.clear(),t.downloadQueue.items=[],t.downloadQueue=null,t.parseQueue.callbacks.clear(),t.parseQueue.items=[],t.parseQueue=null,this.clearGroup(this.group),t.tileSets={},t.cameraMap.clear(),t.cameras=[],t.cameraInfo=[],t.group=null}clearGroup(t){t.traverse(e=>{e.isMesh&&(e.geometry.dispose(),e.material.dispose(),e.material.texture&&e.material.texture.dispose&&e.material.texture.dispose()),delete e.featureTable,delete e.batchTable}),delete t.tilesRenderer,t.remove(...t.children)}}class Is extends gs{constructor(t,e){super(),this.animationFrame=-1,this.mouse=new m.Vector2,this.layer=t;const r=new Ds(e.url);r.setCamera(this.layer.getCamera()),r.setResolutionFromRenderer(this.layer.getCamera(),this.layer.getRender());const s=e.fetchOptions||{},i=new V.GLTFLoader(r.manager);s.credentials==="include"&&s.mode==="cors"&&i.setCrossOrigin("use-credentials"),"credentials"in s&&i.setWithCredentials(s.credentials==="include"),s.headers&&i.setRequestHeader(s.headers);const a=new qe.DRACOLoader,o=e.dracoDecoderPath||"https://cdn.jsdelivr.net/npm/three@0.143/examples/js/libs/draco/";if(a.setDecoderPath(o),i.setDRACOLoader(a),r.manager.addHandler(/\.gltf$/i,i),r.onLoadTileSet=c=>{this.emit("loadTileSet",c)},r.onLoadModel=(c,u)=>{this.emit("loadModel",{scene:c,tile:u})},r.onDisposeModel=(c,u)=>{this.emit("disposeModel",{scene:c,tile:u})},r.downloadQueue.maxJobs=6,r.parseQueue.maxJobs=6,this.group=r.group,this.layer.add(this.group),this.tilesRenderer=r,e.position&&this.setPosition(e.position),e.rotation&&this.setRotation(e.rotation),e.translate&&this.setTranslate(e.translate),e.scale&&this.setScale(e.scale),this.animate(),e.debug){const c=document.createElement("div");c.style.position="absolute",c.style.top="0px",c.style.left="0px",c.style.color="white",c.style.width="100%",c.style.textAlign="center",c.style.padding="5px",c.style.pointerEvents="none",c.style.lineHeight="1.5em",document.body.appendChild(c),this.statsContainer=c}this.bindEvents(e.mouseEvent)}bindEvents(t){if(t){this.raycaster=new m.Raycaster,this.raycaster.firstHitOnly=!0;const e=this.layer.getMap();this.clickMapFn=Ot(this.clickMap,this),e.on("click",this.clickMapFn),this.mousemoveMapFn=Ot(this.mousemoveMap,this),e.on("mousemove",this.mousemoveMapFn),this.rightClickMapFn=Ot(this.rightClickMap,this),e.on("rightclick",this.rightClickMapFn)}}unbindEvents(){const t=this.layer.getMap();this.clickMapFn&&(t.off("click",this.clickMapFn),this.clickMapFn=null),this.mousemoveMapFn&&(t.off("mousemove",this.mousemoveMapFn),this.mousemoveMapFn=null),this.rightClickMapFn&&(t.off("rightclick",this.rightClickMapFn),this.rightClickMapFn=null),this.tilesRenderer&&(this.tilesRenderer.onLoadTileSet=null,this.tilesRenderer.onLoadModel=null,this.tilesRenderer.onDisposeModel=null)}clickMap(t){const e=this._intersectGltf(t);this.emit("click",e)}mousemoveMap(t){const e=this._intersectGltf(t);this.emit("mousemove",e)}rightClickMap(t){const e=this._intersectGltf(t);this.emit("rightClick",e)}_intersectGltf(t){var e,r;const s=this.layer.getMap().getContainer().getBoundingClientRect(),i=this.mouse;i.x=t.originEvent.clientX-s.x,i.y=t.originEvent.clientY-s.y,i.x=i.x/s.width*2-1,i.y=-(i.y/s.height)*2+1;const a=this.layer.getCamera();(e=this.raycaster)===null||e===void 0||e.setFromCamera(i,a);const o=(r=this.raycaster)===null||r===void 0?void 0:r.intersectObject(this.group,!0);if(o!=null&&o.length){const c=o[0].object,u={},h=this.getBatchTable(c);return h&&h.getKeys().forEach(l=>{u[l]=h.getData(l)}),{object:c,batchData:u}}return null}getBatchTable(t){return t?t.batchTable?t.batchTable:this.getBatchTable(t.parent):null}setPosition(t){const e=this.layer.convertLngLat(t);this.group.position.setX(e[0]),this.group.position.setY(e[1]),this.refresh()}setRotation(t){if(t){const e=Math.PI/180*(t.x||0),r=Math.PI/180*(t.y||0),s=Math.PI/180*(t.z||0);this.group.rotation.set(e,r,s),this.refresh()}}setTranslate(t){t&&(this.group.translateX(t.x),this.group.translateY(t.y),this.group.translateZ(t.z),this.refresh())}setScale(t){let e;typeof t=="number"?e={x:t,y:t,z:t}:e=t,this.group.scale.set(e.x,e.y,e.z),this.refresh()}refresh(){this.layer.update()}show(){this.group.visible=!0,this.refresh()}hide(){this.group.visible=!1,this.refresh()}animate(){this.animationFrame=requestAnimationFrame(()=>{this.update(),this.animate()})}update(){var t;if(this.layer.getCamera().updateMatrixWorld(),(t=this.tilesRenderer)===null||t===void 0||t.update(),this.layer.update(),this.statsContainer){const e=this.tilesRenderer;this.statsContainer.innerHTML=`\u6B63\u5728\u4E0B\u8F7D: ${e.stats.downloading} \u6B63\u5728\u7F16\u8BD1: ${e.stats.parsing} \u5DF2\u663E\u793A: ${e.group.children.length-2}`}}getGroup(){return this.group}getTilesRenderer(){return this.tilesRenderer}destroy(){var t;cancelAnimationFrame(this.animationFrame),this.unbindEvents(),this.layer.remove(this.group),(t=this.tilesRenderer)===null||t===void 0||t.dispose(),this.group=null,this.layer=null,this.statsContainer&&(this.statsContainer.remove(),this.statsContainer=void 0)}}E.Layer3DTiles=Is,Object.defineProperty(E,"__esModule",{value:!0})});
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