场景图层简介
此示例使用 MeshSymbol3D 显示 3D 中的 SceneLayer。 MeshSymbol3D 用作网格场景图层上的FillSymbol3DLayer 的容器。
在这个实例中，SceneLayer 显示了位于纽约的一百万个建筑物体。
程序完整源代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<title>Intro to SceneLayer - 4.5</title>
<style>
html,
body,
#viewDiv {
padding: 0;
margin: 0;
height: 100%;
width: 100%;
}
</style>
<link rel="stylesheet" href="https://js.arcgis.com/4.5/esri/css/main.css">
<script src="https://js.arcgis.com/4.5/"></script>
<script>
require([
"esri/Map",
"esri/views/SceneView",
"esri/layers/SceneLayer",
"dojo/domReady!"
], function(Map, SceneView, SceneLayer) {
var map = new Map({
basemap: "dark-gray",
ground: "world-elevation"
});
var view = new SceneView({
container: "viewDiv",
map: map,
camera: {
position: [-74.0338, 40.6913, 707],
tilt: 81,
heading: 50
}
});
var sceneLayer = new SceneLayer({
portalItem: {
id: "2e0761b9a4274b8db52c4bf34356911e"
},
popupEnabled: false
});
map.add(sceneLayer);
/****************
* 为图层添加渲染器
* */
var symbol = {
type: "mesh-3d",
symbolLayers: [{
type: "fill",
material: {
color: [244, 247, 134]
}
}]
};
sceneLayer.renderer = {
type: "simple",
symbol: symbol
};
});
</script>
</head>
<body>
<div id="viewDiv"></div>
</body>
</html>
程序运行效果：
沙箱地址：（完）