cesium 加載kml polygon和mark(貼地形terrain效果)

key code:json

var options = { camera : viewer.scene.camera, canvas : viewer.scene.canvas, clampToGround: true //開啓貼地 }; viewer.camera.flyHome(0); var a = viewer.dataSources.add(Cesium.KmlDataSource.load('../data/kml/test_geojson_test.kml', options)); a.then( viewer.flyTo(a)); a.then(function(dataSource) { var entities = dataSource.entities.values;    for (var i = 0; i < entities.length; i++) {   var entity = entities[i];
         // 設置每一個entity的樣式    entity.billboard.disableDepthTestDistance
= Number.POSITIVE_INFINITY; //去掉地形遮擋   entity.billboard.color = Cesium.Color.WHITE;   entity.billboard.image = '../data/kml/img.jpg'; } });
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