2025-03-11 08:25:45 +00:00
|
|
|
|
<!--********************************************************************
|
|
|
|
|
|
* by jiawanlong
|
|
|
|
|
|
*********************************************************************-->
|
|
|
|
|
|
<!DOCTYPE html>
|
|
|
|
|
|
<html>
|
|
|
|
|
|
|
|
|
|
|
|
<head>
|
|
|
|
|
|
<meta charset="UTF-8" />
|
2025-03-19 03:00:22 +00:00
|
|
|
|
<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
|
|
|
|
|
|
<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
|
2025-03-11 08:25:45 +00:00
|
|
|
|
</head>
|
|
|
|
|
|
|
|
|
|
|
|
<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
|
|
|
|
|
|
<button onclick="add()"> 添加自动计算贴地，需要等到地形加载完，且在大范围下 </button>
|
|
|
|
|
|
<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
|
|
|
|
|
|
<script type="text/javascript">
|
|
|
|
|
|
|
2025-05-18 11:30:00 +00:00
|
|
|
|
Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJjM2EzNGJmNy02N2RmLTQ0MDMtYjI2MS1hZTJiMTIwZGYwMTYiLCJpZCI6MzA0MzEyLCJpYXQiOjE3NDc3MjM3MTV9.ePQNhuoVuDsi_z00lTm5W26wyW1Adcr1AWetGM6WSXI'
|
2025-03-11 08:25:45 +00:00
|
|
|
|
const viewer = new Cesium.Viewer('map', {});
|
|
|
|
|
|
|
|
|
|
|
|
viewer.terrainProvider = Cesium.createWorldTerrain({
|
|
|
|
|
|
requestWaterMask: true, // 请求水掩膜以实现水体效果
|
|
|
|
|
|
requestVertexNormals: true // 请求法线以实现光照效果
|
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
|
|
// 深度监测
|
|
|
|
|
|
viewer.scene.globe.depthTestAgainstTerrain = true;
|
|
|
|
|
|
|
|
|
|
|
|
// http://cesium.xin/cesium/cn/Documentation1.72/LabelGraphics.html#.ConstructorOptions
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var hello = viewer.entities.add({
|
|
|
|
|
|
name: '贴地',
|
|
|
|
|
|
position: Cesium.Cartesian3.fromDegrees(-75.166493, 39.9060534),
|
|
|
|
|
|
point: {
|
|
|
|
|
|
pixelSize: 5,
|
|
|
|
|
|
color: Cesium.Color.RED,
|
|
|
|
|
|
outlineColor: Cesium.Color.WHITE,
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
verticalOrigin: Cesium.VerticalOrigin.TOP,
|
|
|
|
|
|
heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
|
|
|
|
|
|
disableDepthTestDistance: Number.POSITIVE_INFINITY,
|
|
|
|
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
label: {
|
|
|
|
|
|
text: '贴地',
|
|
|
|
|
|
font: '14pt monospace',
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
verticalOrigin: Cesium.VerticalOrigin.TOP,
|
|
|
|
|
|
heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
|
|
|
|
|
|
disableDepthTestDistance: Number.POSITIVE_INFINITY,
|
|
|
|
|
|
showBackground: true,
|
|
|
|
|
|
backgroundColor: Cesium.Color.WHITE
|
|
|
|
|
|
}
|
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
|
|
var world = viewer.entities.add({
|
|
|
|
|
|
name: '不贴地',
|
|
|
|
|
|
position: Cesium.Cartesian3.fromDegrees(-95.166493, 39.9060534, 2000),
|
|
|
|
|
|
point: {
|
|
|
|
|
|
pixelSize: 5,
|
|
|
|
|
|
color: Cesium.Color.RED,
|
|
|
|
|
|
outlineColor: Cesium.Color.WHITE,
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
},
|
|
|
|
|
|
label: {
|
|
|
|
|
|
text: '不贴地',
|
|
|
|
|
|
font: '14pt monospace',
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
}
|
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
|
|
// 自动计算贴地，需要等地形加载完方可
|
|
|
|
|
|
function add() {
|
|
|
|
|
|
viewer.camera.flyTo({
|
|
|
|
|
|
destination: Cesium.Cartesian3.fromDegrees(-115.166493, 39.9060534, 15000.0),
|
|
|
|
|
|
duration: 3,
|
|
|
|
|
|
orientation: {
|
|
|
|
|
|
heading: Cesium.Math.toRadians(90.0), // 水平旋转，围绕Y轴，0为正北方向
|
|
|
|
|
|
pitch: Cesium.Math.toRadians(-90), // 上下旋转，围绕X轴，-90为俯视地面
|
|
|
|
|
|
roll: 0.0 // 视口的翻滚角度，围绕Z轴，0为不翻转
|
|
|
|
|
|
},
|
|
|
|
|
|
complete: () => {
|
|
|
|
|
|
setTimeout(() => {
|
|
|
|
|
|
var cartographic = Cesium.Cartographic.fromDegrees(-115.166493, 39.9060534, 10);
|
|
|
|
|
|
var posi = new Cesium.Cartographic(cartographic.longitude, cartographic.latitude)
|
|
|
|
|
|
var height = viewer.scene.globe.getHeight(posi)
|
|
|
|
|
|
console.log(height)
|
|
|
|
|
|
|
|
|
|
|
|
var haha = viewer.entities.add({
|
|
|
|
|
|
name: '自动计算贴地',
|
|
|
|
|
|
position: Cesium.Cartesian3.fromDegrees(-115.166493, 39.9060534, height + 0.1),
|
|
|
|
|
|
point: {
|
|
|
|
|
|
pixelSize: 5,
|
|
|
|
|
|
color: Cesium.Color.RED,
|
|
|
|
|
|
outlineColor: Cesium.Color.WHITE,
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
verticalOrigin: Cesium.VerticalOrigin.TOP,
|
|
|
|
|
|
disableDepthTestDistance: Number.POSITIVE_INFINITY,
|
|
|
|
|
|
},
|
|
|
|
|
|
label: {
|
|
|
|
|
|
text: '自动计算贴地',
|
|
|
|
|
|
font: '14pt monospace',
|
|
|
|
|
|
outlineWidth: 2,
|
|
|
|
|
|
verticalOrigin: Cesium.VerticalOrigin.TOP,
|
|
|
|
|
|
disableDepthTestDistance: Number.POSITIVE_INFINITY,
|
|
|
|
|
|
}
|
|
|
|
|
|
});
|
|
|
|
|
|
}, 1000)
|
|
|
|
|
|
}
|
|
|
|
|
|
});
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 修改值和属性
|
|
|
|
|
|
hello.label.text = '我是贴地的'
|
|
|
|
|
|
hello.label.fillColor = Cesium.Color.RED
|
|
|
|
|
|
// hello.position = Cesium.Cartesian3.fromDegrees(-100, 39.9060534)
|
|
|
|
|
|
|
|
|
|
|
|
</script>
|
|
|
|
|
|
</body>
|
|
|
|
|
|
|
|
|
|
|
|
</html>
|
