Cesium|xt3d 光柱椎体粒子效果

xt3d

2024-04-25 帮助1人

效果

学新通

代码

 <!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>cesium|xt3d</title>
    <!-- 引入Cesium -->
    <script src="https://unpkg.com/cesium@1.84.0/Build/Cesium/Cesium.js"></script>
    <link rel="stylesheet" href="https://unpkg.com/cesium@1.84.0/Build/Cesium/Widgets/widgets.css">

    <!--  引入xt3d -->
    <script src="http://www.xt3d.cn/xt3dlib/xt3d.min.js"></script>

    <style>
        html,
        body,
        #map3d {
            width: 100%;
            height: 100%;
            margin: 0px;
            padding: 0px;
        }
    </style>
</head>

<body>
    <div id="map3d"></div>
    <script>
        let xt3dInit = {
            init(el) {
                this.initViewer(el);
                this.addConeGlows();
                this.setView();
            },

            //初始化viewer
            initViewer(el) {
                this.viewer = new Cesium.Viewer(el, {
                    infoBox: false,
                    selectionIndicator: false,
                    navigation: false,
                    animation: false,
                    shouldAnimate: false,
                    timeline: false,
                    baseLayerPicker: false,
                    geocoder: false,
                    homeButton: false,
                    sceneModePicker: false,
                    navigationHelpButton: false,

                    imageryProvider: new Cesium.UrlTemplateImageryProvider({
                        url: "https://a.tiles.mapbox.com/v4/mapbox.satellite/{z}/{x}/{y}.png?access_token=mapboxTk"
                    })
                });

                //是否开启抗锯齿
                this.viewer.scene.fxaa = true;
                this.viewer.scene.postProcessStages.fxaa.enabled = true;
            },

            //添加光柱椎体
            addConeGlows() {
                let pointObjs = [{
                    position: Cesium.Cartesian3.fromDegrees(116.3123, 31.8329, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(116.7517, 30.5255, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(118.1909, 32.536, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(115.8062, 30.6244, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(115.7629, 32.9919, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.5208, 33.6841, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(118.0481, 29.9542, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.7734, 31.4978, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(116.1914, 33.4698, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.3889, 30.2014, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.4109, 33.1073, 0),
                    color: Cesium.Color.RED
                }, {
                    position: Cesium.Cartesian3.fromDegrees(118.3557, 31.0858, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(116.7847, 33.7722, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(118.6304, 32.5363, 0),
                    color: Cesium.Color.RED
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.9382, 30.9375, 0),
                    color: Cesium.Color.CYAN
                }, {
                    position: Cesium.Cartesian3.fromDegrees(117.29, 32.0581, 117.8),
                    color: Cesium.Color.RED
                }];

                for (let i = 0; i < pointObjs.length; i  ) {
                    let pointObj = pointObjs[i];
                    let coneGlow = new xt3d.AdvancedPlugin.ConeGlowExt(this.viewer, pointObj.position, {
                        radius: 5000,
                        height: 80000,
                        color: pointObj.color,
                        distanceDisplayCondition: new Cesium.DistanceDisplayConditionGeometryInstanceAttribute(8000, 3010000),
                    })
                }
            },

            //设置视角
            setView() {
                let flyToOpts = {
                    destination: {
                        x: -2366923.5614564246,
                        y: 5402886.312927618,
                        z: 3409769.6741513386
                    },
                    orientation: {
                        heading: 1.0541649212467705,
                        pitch: -0.8913923169706712,
                        roll: 0.000370180589240654
                    },
                    duration: 1
                };
                this.viewer.scene.camera.flyTo(flyToOpts);
            },

            destroy() {
                this.viewer.entities.removeAll();
                this.viewer.imageryLayers.removeAll(true);
                this.viewer.destroy();
            }
        }

        xt3dInit.init("map3d");
    </script>
</body>

</html>