mirror of
https://github.com/jiawanlong/Cesium-Examples.git
synced 2025-07-05 15:47:34 +00:00
57 lines
2.1 KiB
HTML
57 lines
2.1 KiB
HTML
|
<!--********************************************************************
|
||
|
|
* by jiawanlong
|
||
|
|
*********************************************************************-->
|
||
|
|
<!DOCTYPE html>
|
||
|
|
<html>
|
||
|
|
|
||
|
|
<head>
|
||
|
|
<meta charset="UTF-8" />
|
||
|
|
<link rel="stylesheet" href="./../../cesium/Cesium1.98/Widgets/widgets.css">
|
||
|
|
<script type="text/javascript" src="./../../cesium/Cesium1.98/Cesium.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>
|
||
|
|
|
||
|
|
<!-- ./video.mp4 -->
|
||
|
|
<script type="text/javascript">
|
||
|
|
|
||
|
|
Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3ZjQ5ZGUzNC1jNWYwLTQ1ZTMtYmNjYS05YTY4ZTVmN2I2MDkiLCJpZCI6MTE3MTM4LCJpYXQiOjE2NzY0NDUyODB9.ZaNSBIfc1sGLhQd_xqhiSsc0yr8oS0wt1hAo9gbke6M'
|
||
|
|
const viewer = new Cesium.Viewer('map', {});
|
||
|
|
viewer.scene.debugShowFramesPerSecond = true;
|
||
|
|
viewer.scene.globe.depthTestAgainstTerrain = true;
|
||
|
|
|
||
|
|
// 基础示例
|
||
|
|
let entity = viewer.entities.add({
|
||
|
|
polyline: {
|
||
|
|
positions: new Cesium.CallbackProperty(changePosition, false),
|
||
|
|
width: new Cesium.CallbackProperty(changeWidth, false),
|
||
|
|
material: new Cesium.ColorMaterialProperty(new Cesium.CallbackProperty(changeColor, false)),
|
||
|
|
},
|
||
|
|
});
|
||
|
|
function changePosition(time, isConstant) {
|
||
|
|
let lat = 20;
|
||
|
|
let lon = -100;
|
||
|
|
|
||
|
|
return Cesium.Cartesian3.fromDegreesArray(
|
||
|
|
[lon, lat, lon + Math.floor(Math.random() * 50), lat + Math.floor(Math.random() * 50)],
|
||
|
|
Cesium.Ellipsoid.WGS84,
|
||
|
|
isConstant
|
||
|
|
);
|
||
|
|
}
|
||
|
|
function changeWidth(time, isConstant) {
|
||
|
|
return Math.floor(Math.random() * 10);
|
||
|
|
}
|
||
|
|
function changeColor(time, isConstant) {
|
||
|
|
return Cesium.Color.fromRandom({
|
||
|
|
minimumRed: 0.1,
|
||
|
|
minimumGreen: 0.1,
|
||
|
|
minimumBlue: 0.1,
|
||
|
|
alpha: 1.0
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
</script>
|
||
|
|
</body>
|
||
|
|
|
||
|
|
</html>
|