这是一篇大神写的,非常详细的,如何免费下载12.5米dem的教程, https://blog.csdn.net/qq_46071146/article/details/103681676
viewer.scene.primitives.add(new Cesium.BillboardCollection())
怎么加载gif 呀
wgs84 转西安坐标系
https://jingyan.baidu.com/article/49711c61b0c6cafa441b7c18.html
https://blog.csdn.net/weixin_44265800/article/details/103106321
转发:用cesium做了个雨量插值,有兴趣的可以看看
viewer.scene.globe.depthTestAgainstTerrain = true时标绘会被遮挡,false 时标绘会随着视角,飘动,既不想被遮挡,也不想随视角变换移动,怎么破?
Cesium.Math.setRandomNumberSeed(1234);
var viewer = new Cesium.Viewer('cesiumContainer', { infoBox : false });
var entities = viewer.entities;
var i;
var height;
var positions;
var stripeMaterial = new Cesium.StripeMaterialProperty({
evenColor : Cesium.Color.WHITE.withAlpha(0.5),
oddColor : Cesium.Color.BLUE.withAlpha(0.5),
repeat : 5.0
});
entities.add({
position : Cesium.Cartesian3.fromDegrees(116.472305, 35.416434, -965),
cylinder : {
length: 200,
topRadius: 10,
bottomRadius: 10,
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
position : Cesium.Cartesian3.fromDegrees(116.472305, 35.416434, -600),
cylinder : {
length: 145,
topRadius: 10,
bottomRadius: 10,
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
position : Cesium.Cartesian3.fromDegrees(116.472305, 35.416434, -455),
cylinder : {
length: 155,
topRadius: 10,
bottomRadius: 10,
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
position : Cesium.Cartesian3.fromDegrees(116.472305, 35.416434, -300),
cylinder : {
length: 150,
topRadius: 10,
bottomRadius: 10,
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
entities.add({
position : Cesium.Cartesian3.fromDegrees(116.472305, 35.416434, -150),
cylinder : {
length: 185,
topRadius: 10,
bottomRadius: 10,
material : Cesium.Color.fromRandom({alpha : 1.0})
}
});
viewer.zoomTo(viewer.entities);