mirror of
https://github.com/jiawanlong/Cesium-Examples.git
synced 2025-07-04 15:17:36 +00:00
62 lines
2.7 KiB
HTML
62 lines
2.7 KiB
HTML
<!--********************************************************************
|
||
* by jiawanlong
|
||
*********************************************************************-->
|
||
<!DOCTYPE html>
|
||
<html>
|
||
|
||
<head>
|
||
<meta charset="UTF-8" />
|
||
<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
|
||
<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
|
||
<script src="./turf.min.js"></script>
|
||
</head>
|
||
|
||
<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
|
||
<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
|
||
<script type="text/javascript">
|
||
|
||
Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIyNDMxOTA2NS1lY2Q3LTQ0YmUtOTE1Mi1iNWE2OGYwZjc0MjkiLCJpZCI6MjM1NjMwLCJpYXQiOjE3MzA3MjQzMTJ9.Xhu-9FyVEyqBKWEr0V9Sybt-elTCWHt9peL9-mNh-4E'
|
||
const viewer = new Cesium.Viewer('map', {});
|
||
|
||
|
||
// Cesium地形
|
||
viewer.terrainProvider = Cesium.createWorldTerrain({
|
||
requestWaterMask: true, // 请求水体效果所需要的海岸线数据
|
||
requestVertexNormals: true// 请求地形照明数据
|
||
});
|
||
|
||
var billboard = viewer.entities.add({
|
||
position: Cesium.Cartesian3.fromDegrees(-115.59777, 40.03883),
|
||
billboard: {
|
||
image: './icon.png',
|
||
heightReference: Cesium.HeightReference.CLAMP_TO_GROUND, // 贴附地面
|
||
|
||
scaleByDistance: new Cesium.NearFarScalar(2000000, 1.5, 8000000, 0.5),
|
||
|
||
// scaleByDistance 根据摄像机的距离来设置缩放比例
|
||
// Cesium.NearFarScalar （near:摄像机范围的下限，nearValue:摄像机范围下限的值，far:摄像机范围的上限，farValue:摄像机范围上限的值）
|
||
|
||
// new Cesium.NearFarScalar(100, 0.8, 1000, 0.2)
|
||
// 0-100米，缩放比固定为0.8
|
||
// 100-1000米，缩放比随着距离变大，由0.8插值变成0.2
|
||
// 1000米以上，缩放比固定为0.2
|
||
|
||
// scaleByDistance 设置距离方位内，Billboard或Label的缩放比例
|
||
// translucencyByDistance 设置距离方位内，Billboard或Label的半透明度比例
|
||
// pixelOffsetScaleByDistance ： 设置距离方位内，Billboard或Label的偏移量比例
|
||
|
||
scale: 1,
|
||
show: true,
|
||
// pixelOffset: new Cesium.Cartesian2(10, -10),
|
||
horizontalOrigin: Cesium.HorizontalOrigin.CENTER,
|
||
verticalOrigin: Cesium.VerticalOrigin.BOTTOM,
|
||
width: 32,
|
||
height: 32,
|
||
|
||
}
|
||
});
|
||
|
||
</script>
|
||
</body>
|
||
|
||
</html> |