2025-03-11 08:25:45 +00:00
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<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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2025-03-19 03:00:22 +00:00
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<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
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<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
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2025-03-11 08:25:45 +00:00
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</head>
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<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
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<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
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<script type="text/javascript">
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2025-08-06 00:53:05 +00:00
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Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIwNDljNWFmZC03MzRlLTRiMDMtYWIwMi00Yjk4YWQ4NzQwZGEiLCJpZCI6MjU5LCJpYXQiOjE3NTEzNzkyMzR9.OTqPNs3UGNnT1LYkPTavV80wN8Es_YphpJgQcpdnqWc'
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2025-03-11 08:25:45 +00:00
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const viewer = new Cesium.Viewer('map', {});
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// Cesium地形
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viewer.terrainProvider = Cesium.createWorldTerrain({
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requestWaterMask: true, // 请求水体效果所需要的海岸线数据
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requestVertexNormals: true// 请求地形照明数据
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});
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// 深度监测
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viewer.scene.globe.depthTestAgainstTerrain = true;
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// 贴地
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var hello = viewer.entities.add({
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name: 'hello world',
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polyline: {
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positions: Cesium.Cartesian3.fromDegreesArray([-77, 35, -80, 35, -90, 45]),
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width: 3,
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material: Cesium.Color.RED,
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clampToGround: true,//贴地画线
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}
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});
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// 不贴地
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var world = viewer.entities.add({
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name: 'hello world',
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polyline: {
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positions: Cesium.Cartesian3.fromDegreesArray([-77, 30, -80, 30, -90, 40]),
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width: 3,
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material: Cesium.Color.BLUE,
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clampToGround: false,
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}
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});
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// 不贴地2
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var start = Cesium.Cartesian3.fromDegrees(-57, 30, 2800.0);
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var end = Cesium.Cartesian3.fromDegrees(-70, 40, 300000.0);
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var world = viewer.entities.add({
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name: 'hello world',
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polyline: {
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positions: [start, end],
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width: 3,
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material: Cesium.Color.BLUE,
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clampToGround: false,
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}
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});
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</script>
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</body>
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</html>
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