27 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
		
		
			
		
	
	
			27 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
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								/**
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								 * @license
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								 * Cesium - https://github.com/CesiumGS/cesium
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								 * Version 1.127
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								 *
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								 * Copyright 2011-2022 Cesium Contributors
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								 *
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								 * Licensed under the Apache License, Version 2.0 (the "License");
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								 * you may not use this file except in compliance with the License.
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								 * You may obtain a copy of the License at
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								 *
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								 * http://www.apache.org/licenses/LICENSE-2.0
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								 *
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								 * Unless required by applicable law or agreed to in writing, software
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								 * distributed under the License is distributed on an "AS IS" BASIS,
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								 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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								 * See the License for the specific language governing permissions and
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								 * limitations under the License.
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								 *
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								 * Columbus View (Pat. Pend.)
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								 *
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								 * Portions licensed separately.
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								 * See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
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								 */
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								import{a as _e}from"./chunk-XOOKTTHX.js";import{a as Z}from"./chunk-BHYPSTQQ.js";import{a as _t}from"./chunk-QWFB7ESA.js";import{a as Oe}from"./chunk-IZDTPXD6.js";import{a as Le}from"./chunk-Y6VI4U57.js";import{a as te}from"./chunk-HQB4CVCR.js";import{b as Qt}from"./chunk-GQCGSB5G.js";import{a as jt}from"./chunk-CE6GQKJJ.js";import{c as Ce,d as zt}from"./chunk-JIHKLWIP.js";import{a as bt,d as G}from"./chunk-OJFQMRFX.js";import{d as xe,e as Ne,f as Kt,h as U}from"./chunk-Z527LWHO.js";import{a as Bt}from"./chunk-XK36GTOK.js";import{a as t,b as u,c as Pt,d as z,e as vt}from"./chunk-USIHDKAN.js";import{a as p}from"./chunk-NTNB2RUS.js";import"./chunk-SCRFYNVO.js";import"./chunk-QT4PP33T.js";import{a as O}from"./chunk-WFRUBKWC.js";import{a as St,b as et}from"./chunk-H5M663KA.js";import{e as g}from"./chunk-IEMGHOZF.js";function rt(e){e=O(e,O.EMPTY_OBJECT),this._ellipsoid=O(e.ellipsoid,z.default),this._rectangle=O(e.rectangle,U.MAX_VALUE),this._projection=new bt(this._ellipsoid),this._numberOfLevelZeroTilesX=O(e.numberOfLevelZeroTilesX,2),this._numberOfLevelZeroTilesY=O(e.numberOfLevelZeroTilesY,1)}Object.defineProperties(rt.prototype,{ellipsoid:{get:function(){return this._ellipsoid}},rectangle:{get:function(){return this._rectangle}},projection:{get:function(){return this._projection}}});rt.prototype.getNumberOfXTilesAtLevel=function(e){return this._numberOfLevelZeroTilesX<<e};rt.prototype.getNumberOfYTilesAtLevel=function(e){return this._numberOfLevelZeroTilesY<<e};rt.prototype.rectangleToNativeRectangle=function(e,i){et.defined("rectangle",e);let r=p.toDegrees(e.west),n=p.toDegrees(e.south),o=p.toDegrees(e.east),a=p.toDegrees(e.north);return g(i)?(i.west=r,i.south=n,i.east=o,i.north=a,i):new U(r,n,o,a)};rt.prototype.tileXYToNativeRectangle=function(e,i,r,n){let o=this.tileXYToRectangle(e,i,r,n);return o.west=p.toDegrees(o.west),o.south=p.toDegrees(o.south),o.east=p.toDegrees(o.east),o.north=p.toDegrees(o.north),o};rt.prototype.tileXYToRectangle=function(e,i,r,n){let o=this._rectangle,a=this.getNumberOfXTilesAtLevel(r),c=this.getNumberOfYTilesAtLevel(r),l=o.width/a,s=e*l+o.west,d=(e+1)*l+o.west,h=o.height/c,N=o.north-i*h,S=o.north-(i+1)*h;return g(n)||(n=new U(s,S,d,N)),n.west=s,n.south=S,n.east=d,n.north=N,n};rt.prototype.positionToTileXY=function(e,i,r){let n=this._rectangle;if(!U.contains(n,e))return;let o=this.getNumberOfXTilesAtLevel(i),a=this.getNumberOfYTilesAtLevel(i),c=n.width/o,l=n.height/a,s=e.longitude;n.east<n.west&&(s+=p.TWO_PI);let d=(s-n.west)/c|0;d>=o&&(d=o-1);let h=(n.north-e.latitude)/l|0;return h>=a&&(h=a-1),g(r)?(r.x=d,r.y=h,r):new Pt(d,h)};var De=rt;var Ie=new t,He=new t,ke=new u,ee=new t,hn=new t,ye=new G,pn=new De,Lt=[new u,new u,new u,new u],Ot=new Pt,w={};w.initialize=function(){let e=w._initPromise;return g(e)||(e=xe.fetchJson(Ne("Assets/approximateTerrainHeights.json")).then(function(i){w._terrainHeights=i}),w._initPromise=e),e};w.getMinimumMaximumHeights=function(e,i){if(et.defined("rectangle",e),!g(w._terrainHeights))throw new St("You must call ApproximateTerrainHeights.initialize and wait for the promise to resolve before using this function");i=O(i,z.default);let r=Ae(e),n=w._defaultMinTerrainHeight,o=w._defaultMaxTerrainHeight;if(g(r)){let a=`${r.level}-${r.x}-${r.y}`,c=w._terrainHeights[a];g(c)&&(n=c[0],o=c[1]),i.cartographicToCartesian(U.northeast(e,ke),Ie),i.cartographicToCartesian(U.southwest(e,ke),He),t.midpoint(He,Ie,ee);let l=i.scaleToGeodeticSurface(ee,hn);if(g(l)){let s=t.distance(ee,l);n=Math.min(n,-s)}else n=w._defaultMinTerrainHeight}return n=Math.max(w._defaultMinTerrainHeight,n),{minimumTerrainHeight:n,maximumTerrainHeight:o}};w.getBoundingSphere=function(e,i){if(et.defined("rectangle",e),!g(w._terrainHeights))throw new St("You must call ApproximateTerrainHeights.initialize and wait for the promise to resolve before using this function");i=O(i,z.default);let r=Ae(e),n=w._defaultMaxTerrainHeight;if(g(r)){let a=`${r.level}-${r.x}-${r.y}`,c=w._terrainHeights[a];g(c)&&(n=c[1])}let o=G.fromRectangle3D(e,i,0);return G.fromRectangle3D(e,i,n,ye),G.union(o,ye,o)};function Ae(e){u.fromRad
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