mirror of
https://github.com/jiawanlong/Cesium-Examples.git
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92 lines
3.6 KiB
HTML
92 lines
3.6 KiB
HTML
<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8" />
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<link rel="stylesheet" href="./../../libs/cesium/Cesium1.98/Widgets/widgets.css">
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<script type="text/javascript" src="./../../libs/cesium/Cesium1.98/Cesium.js"></script>
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</head>
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<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
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<div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
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<script type="text/javascript">
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Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiIyMjBhMzcxMC0wNjBiLTRmYjItYjY1MC0wMzAwMzMyMGUyMmEiLCJpZCI6MzAzNzc3LCJpYXQiOjE3NDc2Mzk0NTV9.E_90aKtVdzRGlU2z48VwJ4mWvl-uuDkfQBCOO6zbzn4'
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const viewer = new Cesium.Viewer('map', {});
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// Entity -> MaterialProperty
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// Primitive -> appearance(Material)
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// 1、Material类专为Appearance类而生，用于修改Primitive的几何对象材质。
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// 2、MaterialProperty类专为Entity类而生，用于修改Entity的几何对象材质。
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// -------------------------------------------------------------------Material----------------------------------------------------------------------
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// 使用Fabric JSON定义材质
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const material = new Cesium.Material({
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fabric: {
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type: "Color", // 内置材质类型
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uniforms: {
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color: new Cesium.Color(1.0, 1.0, 0.0, 1.0) // 黄色
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}
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}
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});
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// 或使用内置简写
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// const material = Cesium.Material.fromType("Color", {
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// color: Cesium.Color.RED
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// });
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const primitive = new Cesium.Primitive({
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geometryInstances: new Cesium.GeometryInstance(
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{
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id: 'polygon',
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geometry: new Cesium.PolygonGeometry({
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polygonHierarchy: new Cesium.PolygonHierarchy(
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Cesium.Cartesian3.fromDegreesArray([
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-115.0, 37.0,
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-115.0, 32.0,
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-102.0, 31.0,
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-102.0, 35.0
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])
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),
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})
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}
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),
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appearance: new Cesium.MaterialAppearance({
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material: material
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})
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});
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viewer.scene.primitives.add(primitive);
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// -------------------------------------------------------------------Material----------------------------------------------------------------------
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// -------------------------------------------------------------------MaterialProperty----------------------------------------------------------------------
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let entity = viewer.entities.add({
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polygon: {
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hierarchy: Cesium.Cartesian3.fromDegreesArray([
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-108.0,
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42.0,
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-100.0,
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42.0,
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-104.0,
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40.0,
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]),
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}
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});
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entity.polygon.material = new Cesium.ImageMaterialProperty({
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image: './icon.png',
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repeat: new Cesium.Cartesian2(10, 5),
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transparent: true
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});
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// -------------------------------------------------------------------MaterialProperty----------------------------------------------------------------------
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</script>
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</body>
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</html> |