276 lines
11 KiB
HTML
276 lines
11 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<script src="./Build/Cesium/Cesium.js"></script>
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<script src="./js/polylineTrailMaterialProperty.js"></script>
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<link href="./Build/Cesium/Widgets/widgets.css" rel="stylesheet" />
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<style>
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@import url(./Build/Cesium/Widgets/widgets.css);
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html,
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body,
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#cesiumContainer {
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width: 100%;
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height: 100%;
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margin: 0;
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padding: 0;
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overflow: hidden;
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}
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</style>
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</head>
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<body>
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<div id="cesiumContainer"></div>
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<script>
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Cesium.Ion.defaultAccessToken =
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"eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI5ZjRjNTZkNC01NDYxLTRhMjQtOGEwZC1kZjA3YzQ5YTJlZDkiLCJpZCI6MjYwODQsInNjb3BlcyI6WyJhc3IiLCJnYyJdLCJpYXQiOjE1ODcxOTMwODN9.prGsSKyAW_9Ow5zHYPhbm3LsQL-ApQw5-5PNJkDaHi8";
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var viewer = new Cesium.Viewer("cesiumContainer", {
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// terrainProvider: Cesium.createWorldTerrain({
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// requestVertexNormal: true, //添加地形光照
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// requestWaterMask: true, //添加水面波浪效果
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// }),
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// baseLayerPicker: false, //底图选择器
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// mapProjection : new Cesium.WebMercatorProjection(),
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// geocoder:false,//位置查找
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// homeButton:false,//视图返回初始位置
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// sceneModePicker:false,//视角选择器
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// navigationHelpButton:false,//导航帮助按钮
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// animation:false,//动画控制器
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// // creditContainer:"credit",//版权显示,指定dom对象的id,再通过id样式可以隐藏CESIUM 版本图标
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// timeline:false,//时间线
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// fullscreenButton:false,//全屏控件
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// vrButton:false,
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// infoBox:true ,
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// shouldAnimate:true,
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// scene3DOnly:true,//默认false，若为true,所有几何体实例将仅会在3D模式中渲染(在GPU内存中)
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// terrainProvider: Cesium.createWorldTerrain({
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// requestVertexNormal: true, //添加地形光照
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// requestWaterMask: true, //添加水面波浪效果
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// }),
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});
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viewer.imageryLayers.removeAll();
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// 添加 Mapbox tile provider
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const mapboxAccess =
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"pk.eyJ1IjoicWl1c2hpamllIiwiYSI6ImNsMDNvdDRybDEyc2YzZG9kbWZoY2FuOW0ifQ.4FH-BUupi46Z0zQ-CEm_Ig";
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// 样式id查看：https://docs.mapbox.com/api/maps/styles/
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// URL格式的 mapbox://styles/:owner/:style， 其中 :owner 是您的 Mapbox 账户名 :style 是样式 ID 。
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// 可选值：streets-v10、outdoors-v10 、light-v9、dark-v9、satellite-v9、satellite-streets-v10
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const mapboxStyleImagery = new Cesium.MapboxStyleImageryProvider({
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styleId: "dark-v9",
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accessToken: mapboxAccess,
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// proxy: new Cesium.DefaultProxy("http://127.0.0.1:8080/proxy/"),
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});
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viewer.imageryLayers.addImageryProvider(mapboxStyleImagery);
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var scene = viewer.scene;
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viewer.camera.flyTo({
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destination: Cesium.Cartesian3.fromDegrees(114.91145257593077, 32.36093602262491,40000),
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orientation: {
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heading: Cesium.Math.toRadians(0),
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pitch: Cesium.Math.toRadians(-90),
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roll: Cesium.Math.toRadians(0),
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},
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});
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// 加载路网
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let url = "http://localhost:8088/geoserver/allRegion/ows?srsName=EPSG:4326&service=WFS&version=1.0.0&request=GetFeature&typeName=allRegion%3Aroads&maxFeatures=9999&outputFormat=application%2Fjson";
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fetch(url).then(res=>res.json()).then(result=>{
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console.log(result)
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result.features.forEach(feature=>{
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// addPloygonFeature(feature)
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addPolylineFeature(feature)
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})
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})
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function addPolylineFeature(feature){
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let geometryType = feature.geometry.type;
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let coord = feature.geometry.coordinates;
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if(geometryType == "MultiLineString"){
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coord.forEach(line=>{
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// scene.primitives.add(new Cesium.Primitive({
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// geometryInstances : new Cesium.GeometryInstance({
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// geometry: new Cesium.PolylineGeometry({
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// positions : Cesium.Cartesian3.fromDegreesArray(line.flat(2)),
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// width : 1.0,
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// arcType:Cesium.ArcType.RHUMB,//ArcType. GEODESIC， NONE ， RHUMB
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// // colors:[Cesium.Color.VIOLET,Cesium.Color.WHEAT,Cesium.Color.THISTLE],//指定线段每段的颜色，数量必须与线段数相同
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// }),
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// attributes : {
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// // 通过attributes属性统一指定线段颜色
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// color : Cesium.ColorGeometryInstanceAttribute.fromColor(new Cesium.Color(1.0, 1.0, 1.0, 0.6))
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// },
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// id:"线要素"
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// }),
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// appearance : new Cesium.PolylineMaterialAppearance({
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// translucent : false,
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// material: new Cesium.PolylineTrailLinkMaterialProperty(Cesium.Color.ORANGE, 3000),
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// })
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// }));
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viewer.entities.add({
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polyline: {
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positions: Cesium.Cartesian3.fromDegreesArray(line.flat(2)),
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width: 2,
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material: new Cesium.PolylineTrailLinkMaterialProperty(Cesium.Color.white, 1000)
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}
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});
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})
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}
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}
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/*
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流纹纹理线
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color 颜色
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duration 持续时间 毫秒
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*/
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function PolylineTrailLinkMaterialProperty(color, duration) {
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this._definitionChanged = new Cesium.Event();
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this._color = undefined;
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this._colorSubscription = undefined;
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this.color = color;
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this.duration = duration;
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this._time = (new Date()).getTime();
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}
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Object.defineProperties(PolylineTrailLinkMaterialProperty.prototype, {
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isConstant: {
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get: function () {
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return false;
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}
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},
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definitionChanged: {
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get: function () {
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return this._definitionChanged;
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}
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},
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color: Cesium.createPropertyDescriptor('color')
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});
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PolylineTrailLinkMaterialProperty.prototype.getType = function (time) {
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return 'PolylineTrailLink';
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}
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PolylineTrailLinkMaterialProperty.prototype.getValue = function (time, result) {
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if (!Cesium.defined(result)) {
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result = {};
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}
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result.color = Cesium.Property.getValueOrClonedDefault(this._color, time, Cesium.Color.WHITE, result.color);
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result.image = Cesium.Material.PolylineTrailLinkImage;
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result.time = (((new Date()).getTime() - this._time) % this.duration) / this.duration;
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return result;
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}
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PolylineTrailLinkMaterialProperty.prototype.equals = function (other) {
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return this === other ||
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(other instanceof PolylineTrailLinkMaterialProperty &&
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Cesium.Property.equals(this._color, other._color))
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}
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Cesium.PolylineTrailLinkMaterialProperty = PolylineTrailLinkMaterialProperty;
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Cesium.Material.PolylineTrailLinkType = 'PolylineTrailLink';
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Cesium.Material.PolylineTrailLinkImage = "./Build/Cesium/Assets/Textures/waterNormals.jpg";
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Cesium.Material.PolylineTrailLinkSource = "czm_material czm_getMaterial(czm_materialInput materialInput)\n\
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{\n\
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czm_material material = czm_getDefaultMaterial(materialInput);\n\
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vec2 st = materialInput.st;\n\
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vec4 colorImage = texture2D(image, vec2(fract(st.s - time), st.t));\n\
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material.alpha = colorImage.a * color.a;\n\
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material.diffuse = (colorImage.rgb+color.rgb)/2.0;\n\
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return material;\n\
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}";
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Cesium.Material._materialCache.addMaterial(Cesium.Material.PolylineTrailLinkType, {
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fabric: {
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type: Cesium.Material.PolylineTrailLinkType,
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uniforms: {
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color: new Cesium.Color(1.0, 0.0, 0.0, 0.5),
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image: Cesium.Material.PolylineTrailLinkImage,
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time: 0
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},
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source: Cesium.Material.PolylineTrailLinkSource
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},
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translucent: function (material) {
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return true;
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}
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});
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// 光效线
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function CityLineMaterial(Cesium) {
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var Color = Cesium.Color,
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defaultValue = Cesium.defaultValue,
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defined = Cesium.defined,
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defineProperties = Object.defineProperties,
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Event = Cesium.Event,
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createPropertyDescriptor = Cesium.createPropertyDescriptor,
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Property = Cesium.Property,
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Material = Cesium.Material,
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defaultColor = Color.WHITE;
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function PolylineCityLinkMaterialProperty(options) {
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options = defaultValue(options, defaultValue.EMPTY_OBJECT);
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this._definitionChanged = new Event();
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this._color = undefined;
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this._colorSubscription = undefined;
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this.color = options.color || Cesium.Color.BLUE;
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this.duration = options.duration || 1000;
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this._time = undefined;
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this.image = options.image || null
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Material.PolylineCityLinkType = 'PolylineCityLink';
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Material._materialCache.addMaterial(Material.PolylineCityLinkType, {
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fabric: {
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type: Material.PolylineCityLinkType,
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uniforms: {
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color: options.color,
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image: options.image,
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time: 0,
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},
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source: getDynamicLightLineShader({
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get: true
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})
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},
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translucent: function () {
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return true;
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}
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});
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}
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defineProperties(PolylineCityLinkMaterialProperty.prototype, {
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isvarant: {
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get: function () {
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return false;
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}
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},
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definitionChanged: {
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get: function () {
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return this._definitionChanged;
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}
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},
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color: createPropertyDescriptor('color')
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});
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PolylineCityLinkMaterialProperty.prototype.getType = function (time) {
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return Material.PolylineCityLinkType;
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};
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PolylineCityLinkMaterialProperty.prototype.getValue = function (time, result) {
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if (!defined(result)) {
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result = {};
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}
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result.color = Property.getValueOrClonedDefault(this._color, time, defaultColor, result.color);
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result.image = Material.PolylineCityLinkImage;
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if (this._time === undefined) {
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this._time = time.secondsOfDay;
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}
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result.image = this.image;
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result.time = (time.secondsOfDay - this._time) * 1000 / this.duration;
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return result;
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};
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PolylineCityLinkMaterialProperty.prototype.equals = function (other) {
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return this === other || //
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(other instanceof PolylineCityLinkMaterialProperty &&
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Property.equals(this._color, other._color));
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};
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Cesium.PolylineCityLinkMaterialProperty = PolylineCityLinkMaterialProperty
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}
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// CityLineMaterial(Cesium);
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</script>
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</body>
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</html>
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