h-cesium-viewer
This commit is contained in:
@ -1,33 +0,0 @@
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import type { Viewer } from 'cesium';
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import * as Cesium from 'cesium';
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export const VIEWER_OPTIONS = (): Viewer.ConstructorOptions => {
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return {
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animation: true, // .cesium-viewer-animationContainer https://cesium.com/learn/ion-sdk/ref-doc/Animation.html
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baseLayer: Cesium.ImageryLayer.fromProviderAsync(
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Cesium.TileMapServiceImageryProvider.fromUrl(Cesium.buildModuleUrl('Assets/Textures/NaturalEarthII')),
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),
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baseLayerPicker: false,
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fullscreenButton: !true, // 全屏按钮
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geocoder: false, // = IonGeocodeProviderType.DEFAULT] - 在使用Geocoder小部件进行搜索时使用的地理编码服务或服务。如果设置为false,则不会创建Geocoder小部件。
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// globe: false, // 地球
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homeButton: true, // Home按钮
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infoBox: false, // InfoBox小部件。
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navigationHelpButton: false, // 是否显示导航帮助按钮
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orderIndependentTranslucency: false, // 顺序无关透明度
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projectionPicker: !true, // 投影选择器
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requestRenderMode: !true, // 如果为真,渲染帧将仅在场景内部发生变化时需要时发生。启用此功能可以减少应用程序的CPU/GPU使用率,并在移动设备上节省更多电量,但在此模式下需要使用{@link Scene#requestRender}显式渲染新帧。在API的其他部分对场景进行更改后,在许多情况下都需要这样做。请参阅{@link https://cesium.com/blog/2018/01/24/cesium-scene-rendering-performance/|使用显式渲染提高性能}。
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sceneModePicker: true, // 是否显示场景模式选择器(2D/3D切换)
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selectionIndicator: true,
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shadows: true, // Determines if shadows are cast by light sources.
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/* animationContainer: !true, */
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/* timelineContainer: true, */
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/* bottomContainer: document.createElement('p'), // The DOM element or ID that will contain the bottomContainer. If not specified, the bottomContainer is added to the widget itself. */
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shouldAnimate: !true,
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showRenderLoopErrors: true, // 如果为真,当发生渲染循环错误时,此小部件将自动向用户显示包含错误的HTML面板。
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timeline: true,
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};
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};
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@ -1,34 +0,0 @@
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import * as Cesium from 'cesium';
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const provider = new Cesium.UrlTemplateImageryProvider({
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maximumLevel: 18,
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minimumLevel: 3,
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url: 'https://webst02.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}',
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});
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export function configureMapTile(viewer: Cesium.Viewer) {
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if (viewer.baseLayerPicker) {
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// 如果有底图选择器
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const customLayerViewModel = new Cesium.ProviderViewModel({
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category: 'Cesium ion', // 或 'Other 、Cesium ion'、'Bing Maps' 等
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creationFunction() {
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return provider;
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},
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iconUrl: 'gaodeImage.png',
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name: '高德地图',
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tooltip: '高德地图',
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});
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// 设置高德地图为默认图层
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viewer.baseLayerPicker.viewModel.imageryProviderViewModels.unshift(customLayerViewModel);
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const selectedViewModel = viewer.baseLayerPicker.viewModel.imageryProviderViewModels[0];
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if (!selectedViewModel) {
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console.error('未找到默认底图');
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return;
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}
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viewer.baseLayerPicker.viewModel.selectedImagery = selectedViewModel;
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} else {
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// 如果没有底图选择器
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viewer.imageryLayers.removeAll();
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viewer.imageryLayers.addImageryProvider(provider);
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}
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}
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@ -1,78 +0,0 @@
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import * as Cesium from 'cesium';
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import { VIEWER_OPTIONS } from './00.cesium-init.VIEWER_OPTIONS';
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import 'cesium/Build/Cesium/Widgets/widgets.css';
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Cesium.Ion.defaultAccessToken = import.meta.env.VITE_CESIUM_ION_TOKEN; // 用了离线地图的情况是不需要的。
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Object.assign(globalThis, { Cesium });
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_configureCesium();
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export function cesium_init(container: Element) {
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const viewer = new Cesium.Viewer(container, VIEWER_OPTIONS());
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viewer.scene.debugShowFramesPerSecond = true;
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initTimeLine(viewer);
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return viewer;
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}
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function _configureCesium() {
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if (document.querySelector('#hide-cesium-viewer-bottom') === null) {
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document.head.append(
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Object.assign(document.createElement('style'), {
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id: 'hide-cesium-viewer-bottom',
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innerHTML: `
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.cesium-viewer-bottom {
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display: none !important;
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}
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`.trim(),
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type: 'text/css',
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}),
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);
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}
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/* 时间日期格式化 */ {
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const minutes = 0 - new Date().getTimezoneOffset(); // 0 - (-480);
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// Animation 的时间日期格式化
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Cesium.AnimationViewModel.defaultDateFormatter = function (date) {
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const dataZone8 = Cesium.JulianDate.addMinutes(date, minutes, new Cesium.JulianDate());
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return Cesium.JulianDate.toIso8601(dataZone8).slice(0, 10);
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};
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Cesium.AnimationViewModel.defaultTimeFormatter = function (time) {
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const dataZone8 = Cesium.JulianDate.addMinutes(time, minutes, new Cesium.JulianDate());
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return Cesium.JulianDate.toIso8601(dataZone8).slice(11, 19);
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};
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// Timeline 的时间日期格式化
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// @ts-expect-error node_modules/@cesium/widgets/Source/Timeline/Timeline.js
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Cesium.Timeline.prototype.makeLabel = function (time) {
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const dataZone8 = Cesium.JulianDate.addMinutes(time, minutes, new Cesium.JulianDate());
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return Cesium.JulianDate.toIso8601(dataZone8).slice(0, 19);
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};
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}
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// 默认视图区域
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Cesium.Camera.DEFAULT_VIEW_RECTANGLE = Cesium.Rectangle.fromDegrees(
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75, // 西经
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10, // 南纬
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140, // 东经
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60, // 北纬
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);
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}
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function initTimeLine(viewer: Cesium.Viewer, totalSeconds = /* 默认场景的时间跨度 */ 24 * 60 * 60) {
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const start = Cesium.JulianDate.fromIso8601(new Date().toISOString());
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const stop = Cesium.JulianDate.addSeconds(start, totalSeconds, new Cesium.JulianDate());
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viewer.clock.startTime = start.clone();
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viewer.clock.stopTime = stop.clone();
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viewer.clock.currentTime = start.clone();
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viewer.timeline.zoomTo(start, stop);
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viewer.clock.multiplier = 1;
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viewer.clock.shouldAnimate = true;
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viewer.clock.clockRange = Cesium.ClockRange.LOOP_STOP;
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}
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@ -1,39 +0,0 @@
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## 配置项目
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- https://github.dev/CesiumGS/cesium-vite-example
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### 其他
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- https://cesium.com/blog/2024/02/13/configuring-vite-or-webpack-for-cesiumjs/
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- https://cesium.com/learn/cesiumjs-learn/cesiumjs-quickstart/
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- vite-plugin-cesium
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## 参考
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- [vue-cesium](https://zouyaoji.top/vue-cesium/#/zh-CN/component/controls/vc-navigation)
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- https://cesium.pages.dev/
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## 离线地图
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- https://github.com/CesiumGS/cesium/tree/main/Documentation/OfflineGuide
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- https://blog.csdn.net/lhllhllhl_/article/details/145857779
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- https://blog.csdn.net/m0_54849806/article/details/126070809
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- https://juejin.cn/post/6969838266182795278
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- https://blog.csdn.net/CSDNqinzhike/article/details/139587028
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## TLE
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### 格式
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- https://celestrak.org/NORAD/documentation/tle-fmt.php
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- https://en.wikipedia.org/wiki/Two-line_element_set#Format
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### 轨道数据
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- https://celestrak.org/NORAD/elements/
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- https://www.n2yo.com/satellites/?c=PRC&t=country
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- https://www.space-track.org/#catalog
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### 相关
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- https://www.satview.org/?sat_id=63158U
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@ -1,20 +0,0 @@
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/* prettier-ignore */
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export const TOOLTIP_MAP = {
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NORAD_CAT_ID_卫星编号: "5位数字,如'63158',表示NORAD卫星唯一目录编号",
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CLASSIFICATION_TYPE_卫星分类: "1个字母,如'U',表示数据分类",
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OBJECT_ID_国际标识符: "8个字符,如'25045B'(年份+发射编号+部件),不足时右侧补空格",
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EPOCH_历元时间: "14位数字,如'25071.65907894',表示轨道数据的参考时间(年份+年积日.一天中的小数部分)",
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MEAN_MOTION_DOT_平均运动一阶导数: "10位数字,如'.00072212',表示平均运动变化率的一半,单位圈/天²,左侧补空格",
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MEAN_MOTION_DDOT_平均运动二阶导数: "8位科学计数法,如'-50502-6'表示-5.0502×10⁻⁶圈/天³,最后一位是指数",
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BSTAR_BSTAR拖曳项: "BSTAR参数。8位科学计数法,如'39937-3'表示0.39937×10⁻³/地球半径,表示大气拖曳影响",
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EPHEMERIS_TYPE_星历类型: "通常为'0',表示使用SGP4星历模型",
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ELEMENT_SET_NO_元素集编号: "4位数字,如'9999',表示TLE版本号",
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// CHECKSUM_校验和: "1位数字,用于验证数据完整性,可选项",
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INCLINATION_轨道倾角: "8位数字,如'19.0363',表示轨道与赤道平面的夹角(度),范围0°-180°",
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RA_OF_ASC_NODE_升交点赤经: "8位数字,如'63.0294',表示轨道升交点的赤经(度),范围0°-360°",
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ECCENTRICITY_离心率: "7位数字,无小数点,如'7375486'表示0.7375486,小数点隐含在最前面",
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ARG_OF_PERICENTER_近地点幅角: "8位数字,如'181.9338',表示近地点相对升交点的角度(度),范围0°-360°",
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MEAN_ANOMALY_平近点角: "8位数字,如'171.6150',表示历元时的平近点角(度),范围0°-360°",
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MEAN_MOTION_平均运动: "11位数字,如'2.21786616',表示卫星每天绕地球的圈数(圈/天)",
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REV_AT_EPOCH_历元时的圈数: "5位数字,如'13',表示卫星在历元时完成的轨道圈数,最后以为是校验和,共6位",
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};
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@ -1,170 +0,0 @@
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<script setup lang="ts">
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import type { Entity, Viewer } from 'cesium';
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import { FilterOutlined, SearchOutlined } from '@ant-design/icons-vue';
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import { computed, reactive, ref, watchEffect } from 'vue';
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import SatelliteEntity from '../cesium-helper/SatelliteEntity';
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const { tleList, viewer } = defineProps<{
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tleList: string[];
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viewer: null | Viewer;
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}>();
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// 提取卫星名称的函数
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const getSatelliteName = (tle: string) => {
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return (tle.split('\n') as [string, string, string])[0].trim();
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};
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// 将satellites改为计算属性,响应tleList的变化
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const satellites = computed(() => [...new Set(tleList)]);
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// 创建Map存储卫星实体
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const satelliteEntities = ref<Map<string, Entity>>(new Map());
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// 创建Set存储已选中的卫星TLE
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const selectedSatellites = ref<Set<string>>(new Set());
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const searchText = ref('');
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const state = reactive({
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checkAll: false,
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indeterminate: false,
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});
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// 计算属性
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const selectedCount = computed(() => selectedSatellites.value.size);
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const totalCount = computed(() => satellites.value.length);
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// 过滤后的卫星列表 - 添加记忆化以提高性能
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const filteredSatellites = computed(() => {
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if (!searchText.value) return satellites.value;
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const searchLower = searchText.value.toLowerCase();
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return satellites.value.filter((tle) => getSatelliteName(tle).toLowerCase().includes(searchLower));
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});
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// 判断卫星是否被选中
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const isSatelliteSelected = (tle: string) => {
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return selectedSatellites.value.has(tle);
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};
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// 监听选中状态变化,更新全选和半选状态
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watchEffect(() => {
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const count = selectedCount.value;
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const filteredCount = filteredSatellites.value.length;
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state.indeterminate = count > 0 && count < filteredCount;
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state.checkAll = count === filteredCount && filteredCount > 0;
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});
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// 更新卫星实体(添加或移除)
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const updateSatelliteEntity = (tle: string, selected: boolean) => {
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if (!viewer) return;
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const satelliteName = getSatelliteName(tle);
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if (selected) {
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// 添加卫星到viewer
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try {
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const satelliteObject = new SatelliteEntity(tle);
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const cesiumSateEntity = satelliteObject.createSatelliteEntity();
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const result = viewer.entities.add(cesiumSateEntity);
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satelliteEntities.value.set(tle, result);
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} catch (error) {
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console.error(`添加卫星 ${satelliteName} 失败:`, error);
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}
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} else {
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// 从viewer中移除卫星
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const entity = satelliteEntities.value.get(tle);
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if (entity) {
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viewer.entities.remove(entity);
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satelliteEntities.value.delete(tle);
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}
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}
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};
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// 切换卫星选中状态
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const toggleSatellite = (tle: string) => {
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const isSelected = isSatelliteSelected(tle);
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if (isSelected) {
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selectedSatellites.value.delete(tle);
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} else {
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selectedSatellites.value.add(tle);
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}
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updateSatelliteEntity(tle, !isSelected);
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};
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// 全选/取消全选
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const onCheckAllChange = (e: { target: { checked: boolean } }) => {
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const checked = e.target.checked;
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for (const tle of filteredSatellites.value) {
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const isCurrentlySelected = isSatelliteSelected(tle);
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if (isCurrentlySelected !== checked) {
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if (checked) {
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selectedSatellites.value.add(tle);
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} else {
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selectedSatellites.value.delete(tle);
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}
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updateSatelliteEntity(tle, checked);
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}
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}
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};
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</script>
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<template>
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<div class="SatelliteSelectorPanel">
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<APopover :overlay-style="{ width: '320px' }" placement="bottomLeft" trigger="click">
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<template #title>
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选择卫星
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<span class="text-xs font-normal text-gray-700 dark:text-gray-400">{{
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`(已选择: ${selectedCount}/${totalCount})`
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}}</span>
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</template>
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<template #content>
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<!-- 搜索框 -->
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<AInput v-model:value="searchText" allow-clear placeholder="搜索卫星">
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<template #prefix><SearchOutlined /></template>
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</AInput>
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<ADivider class="my-3" />
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<!-- 无结果提示 -->
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<div v-if="filteredSatellites.length === 0" class="py-4 text-center text-gray-500">没有找到匹配的卫星</div>
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<!-- 全选选项 -->
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<ACheckbox
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v-if="filteredSatellites.length > 0"
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:checked="state.checkAll"
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:indeterminate="state.indeterminate"
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@change="onCheckAllChange"
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>
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全选
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</ACheckbox>
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<!-- 卫星列表 -->
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<div class="satellite-list max-h-60 overflow-y-auto pr-1">
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<ACheckbox
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v-for="tle in filteredSatellites"
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:key="tle"
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:checked="isSatelliteSelected(tle)"
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class="my-2 flex w-full"
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@change="() => toggleSatellite(tle)"
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>
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{{ getSatelliteName(tle) }}
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</ACheckbox>
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</div>
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</template>
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<!-- 触发按钮 -->
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<AButton>
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<template #icon><FilterOutlined /></template>
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<span v-if="selectedCount > 0" class="ml-1">({{ selectedCount }})</span>
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</AButton>
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</APopover>
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</div>
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</template>
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@ -1,78 +0,0 @@
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<script setup lang="ts">
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||||
import type { Viewer } from 'cesium';
|
||||
|
||||
import { TLE_LIST } from './cesium-demos/_TLE_DATA';
|
||||
import { demo_卫星加站点 } from './cesium-demos/demo_03_卫星加站点';
|
||||
import { cesium_init } from './cesium-helper/00.cesium-init';
|
||||
import SatelliteSelector from './components/SatelliteSelector.vue';
|
||||
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||||
// Cesium相关
|
||||
let viewer = $ref<null | Viewer>(null);
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||||
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||||
const tleList = ref([TLE_LIST[0]] as string[]);
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||||
const spinning = ref(false);
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||||
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||||
// 模拟接口获取TLE数据
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||||
const fetchTLEData = async () => {
|
||||
spinning.value = true; // 开始加载,设置状态为true
|
||||
await new Promise((resolve) => setTimeout(resolve, 2000)); // 模拟2秒延迟
|
||||
tleList.value = TLE_LIST.slice(0, 2); // 设置TLE数据
|
||||
spinning.value = false; // 加载完成,设置状态为false
|
||||
};
|
||||
|
||||
// 初始化Cesium
|
||||
onMounted(async () => {
|
||||
fetchTLEData();
|
||||
|
||||
const container = document.querySelector('#cesiumContainer');
|
||||
if (!container) return;
|
||||
|
||||
viewer = cesium_init(container);
|
||||
|
||||
Object.assign(globalThis, { viewer });
|
||||
|
||||
demo_卫星加站点(viewer);
|
||||
});
|
||||
|
||||
// 清理资源
|
||||
onBeforeUnmount(() => {
|
||||
if (viewer) {
|
||||
// 销毁viewer
|
||||
viewer.destroy();
|
||||
viewer = null;
|
||||
}
|
||||
});
|
||||
</script>
|
||||
|
||||
<template>
|
||||
<div id="cesiumContainer" class="absolute top-0 left-0 right-0 bottom-0">
|
||||
<ASpin
|
||||
size="large"
|
||||
v-if="spinning"
|
||||
class="z-101 absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2"
|
||||
/>
|
||||
|
||||
<div class="z-100 absolute left-4 top-4 flex flex-col gap-4">
|
||||
<SatelliteSelector :viewer="viewer" :tle-list />
|
||||
<AButton
|
||||
@click="
|
||||
() => {
|
||||
tleList = TLE_LIST;
|
||||
}
|
||||
"
|
||||
>
|
||||
<template #icon> <ReloadOutlined /> </template>3 个卫星
|
||||
</AButton>
|
||||
|
||||
<AButton
|
||||
@click="
|
||||
() => {
|
||||
tleList = TLE_LIST.splice(0, 2);
|
||||
}
|
||||
"
|
||||
>
|
||||
<template #icon> <ReloadOutlined /> </template>2 个卫星
|
||||
</AButton>
|
||||
</div>
|
||||
</div>
|
||||
</template>
|
@ -1 +0,0 @@
|
||||
- https://satnogs.org
|
@ -5,19 +5,26 @@ import { eciToEcf, gstime, propagate, twoline2satrec } from 'satellite.js';
|
||||
/**
|
||||
* 未来2小时内每30秒的位置
|
||||
*/
|
||||
export async function demo_02_Track(viewer: Viewer) {
|
||||
const tle = `STARLINK-11371 [DTC]
|
||||
export async function demo_02_Track(
|
||||
viewer: Viewer,
|
||||
tle = `DEMO [测试]
|
||||
1 62879U 25024A 25062.93300820 .00003305 00000+0 21841-4 0 9995
|
||||
2 62879 42.9977 257.3937 0001725 269.2925 90.7748 15.77864921 5143`;
|
||||
|
||||
2 62879 42.9977 257.3937 0001725 269.2925 90.7748 15.77864921 5143`,
|
||||
) {
|
||||
// 解析TLE数据
|
||||
const lines = tle.split('\n') as [string, string, string];
|
||||
const satelliteName = lines[0]?.trim();
|
||||
const satrec = twoline2satrec(lines[1], lines[2]);
|
||||
|
||||
// 生成随机颜色
|
||||
const satelliteColor = Cesium.Color.fromRandom({ alpha: 1 });
|
||||
const pathColor = Cesium.Color.fromRandom({ alpha: 1 });
|
||||
const orbitColor = Cesium.Color.fromRandom({ alpha: 1 });
|
||||
const coverageColor = Cesium.Color.fromRandom({ alpha: 1 });
|
||||
|
||||
// 创建卫星实体
|
||||
const satelliteEntity = viewer.entities.add({
|
||||
id: 'STARLINK-11371',
|
||||
id: `${satelliteName}-satellite`,
|
||||
label: {
|
||||
fillColor: Cesium.Color.WHITE,
|
||||
font: '14pt sans-serif',
|
||||
@ -28,11 +35,11 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
text: satelliteName,
|
||||
verticalOrigin: Cesium.VerticalOrigin.BOTTOM,
|
||||
},
|
||||
name: 'STARLINK-11371',
|
||||
name: `${satelliteName} Satellite`,
|
||||
// 卫星轨迹
|
||||
path: {
|
||||
material: new Cesium.PolylineGlowMaterialProperty({
|
||||
color: Cesium.Color.BLUE,
|
||||
color: pathColor,
|
||||
glowPower: 0.2,
|
||||
}),
|
||||
resolution: 1,
|
||||
@ -40,7 +47,7 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
},
|
||||
// 使用简单点图形表示卫星
|
||||
point: {
|
||||
color: Cesium.Color.YELLOW,
|
||||
color: satelliteColor,
|
||||
outlineColor: Cesium.Color.WHITE,
|
||||
outlineWidth: 2,
|
||||
pixelSize: 10,
|
||||
@ -102,12 +109,12 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
|
||||
// 添加完整轨道线
|
||||
viewer.entities.add({
|
||||
id: 'STARLINK-11371-orbit',
|
||||
name: 'STARLINK-11371 Full Orbit',
|
||||
id: `${satelliteName}-orbit`,
|
||||
name: `${satelliteName} Full Orbit`,
|
||||
polyline: {
|
||||
clampToGround: false,
|
||||
material: new Cesium.PolylineDashMaterialProperty({
|
||||
color: Cesium.Color.CYAN,
|
||||
color: orbitColor,
|
||||
dashLength: 8,
|
||||
}),
|
||||
positions: orbitPositions,
|
||||
@ -129,9 +136,9 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
// 创建覆盖范围实体
|
||||
viewer.entities.add({
|
||||
ellipsoid: {
|
||||
material: Cesium.Color.BLUE.withAlpha(0.2),
|
||||
material: coverageColor.withAlpha(0.2),
|
||||
outline: true,
|
||||
outlineColor: Cesium.Color.BLUE.withAlpha(0.8),
|
||||
outlineColor: coverageColor.withAlpha(0.8),
|
||||
radii: new Cesium.CallbackProperty(() => {
|
||||
const position = satelliteEntity.position?.getValue(viewer.clock.currentTime);
|
||||
if (!position) return new Cesium.Cartesian3(10_000, 10_000, 10_000);
|
||||
@ -149,8 +156,8 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
slicePartitions: 24,
|
||||
stackPartitions: 16,
|
||||
},
|
||||
id: 'STARLINK-11371-coverage',
|
||||
name: 'STARLINK-11371 Coverage',
|
||||
id: `${satelliteName}-coverage`,
|
||||
name: `${satelliteName} Coverage`,
|
||||
orientation: new Cesium.CallbackProperty(() => {
|
||||
// 确保椭球体始终指向地球中心
|
||||
const position = satelliteEntity.position?.getValue(viewer.clock.currentTime);
|
||||
@ -169,9 +176,9 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
ellipse: {
|
||||
granularity: Cesium.Math.toRadians(1),
|
||||
height: 0,
|
||||
material: Cesium.Color.BLUE.withAlpha(0.2),
|
||||
material: coverageColor.withAlpha(0.2),
|
||||
outline: true,
|
||||
outlineColor: Cesium.Color.BLUE.withAlpha(0.8),
|
||||
outlineColor: coverageColor.withAlpha(0.8),
|
||||
outlineWidth: 2,
|
||||
semiMajorAxis: new Cesium.CallbackProperty(() => {
|
||||
const satPosition = satelliteEntity.position?.getValue(viewer.clock.currentTime);
|
||||
@ -192,8 +199,8 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
return cartographic.height * Math.tan(Cesium.Math.toRadians(coverageAngle));
|
||||
}, false),
|
||||
},
|
||||
id: 'STARLINK-11371-ground-coverage',
|
||||
name: 'STARLINK-11371 Ground Coverage',
|
||||
id: `${satelliteName}-coverage-ground`,
|
||||
name: `${satelliteName} Ground Coverage`,
|
||||
position: new Cesium.CallbackPositionProperty(() => {
|
||||
const satPosition = satelliteEntity.position?.getValue(viewer.clock.currentTime);
|
||||
if (!satPosition) return new Cesium.Cartesian3();
|
||||
@ -208,7 +215,7 @@ export async function demo_02_Track(viewer: Viewer) {
|
||||
// - https://github.com/CesiumGS/cesium/issues/8900#issuecomment-638114149
|
||||
// - which is normal from a bird's eye view. But after setting it as the trackedEntity, it behaves abnormally.
|
||||
// 设置相机自动跟踪卫星
|
||||
viewer.trackedEntity = satelliteEntity;
|
||||
// viewer.trackedEntity = satelliteEntity;
|
||||
|
||||
// 开始动画
|
||||
viewer.clock.shouldAnimate = true;
|
Reference in New Issue
Block a user