关于vue项目中cesium的地图显示问题

vite.config.js文件如下

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| 1 2 3 4 5 6 7 8 9 | import { defineConfig } from ``'vite' import vue from ``'@vitejs/plugin-vue' import cesium from ``'vite-plugin-cesium' // https://vite.dev/config/ export default defineConfig({ ``plugins: [ ``vue(), ``cesium()], }) |

　app.vue文件如下

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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 | <template> ``<div id=``"app"``> ``<div id=``"cesium-container"``></div> ``<div ``class``=``"control-panel"``> ``<div> ``<label>经度: </label> ``<input v-model=``"longitude" type=``"number" step=``"0.000001"``> ``</div> ``<div> ``<label>纬度: </label> ``<input v-model=``"latitude" type=``"number" step=``"0.000001"``> ``</div> ``<div> ``<label>高度(米): </label> ``<input v-model=``"height" type=``"number"``> ``</div> ``<div> ``<label>偏航角(度): </label> ``<input v-model=``"headingAngle" type=``"number"``> ``</div> ``<div> ``<label>俯仰角(度): </label> ``<input v-model=``"pitchAngle" type=``"number"``> ``</div> ``<button @click=``"flyTo"``>飞入</button> ``</div> ``</div> </template> <script> import { onMounted, ref } from ``'vue'``; import * as Cesium from ``'cesium'``; export default { ``setup() { ``// 默认参数 ``const longitude = ref(108.94859); ``const latitude = ref(34.18970); ``const height = ref(230); ``const headingAngle = ref(255.01); ``const pitchAngle = ref(-77.64); ``let viewer = ``null``; ``Cesium.Ion.defaultAccessToken =``"WeyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI1NDYwYTU4Ny01OGQzLTQ1YjItYmM0OS1lMTg0NzQ4Y2E5ZjQiLCJpZCI6NDQ4OTksImlhdCI6MTYxNDU3MDc5OX0.Wx5h51PEYxUM_ORJ6gGbyew1nhzTX2wEN01P7BU38cE"``; ``// 初始化Cesium ``const initCesium = async () => { ``//知识重点//////////////// ``//创建 Cesium.Viewer 时没有指定 imageryProvider 和 terrainProvider，则Cesium 会自动使用默认的 Bing Maps 作为影像源（通过您提供的 Ion Token） ``// 检查Cesium版本 ``console.log(``'Cesium版本:'``, Cesium.VERSION); ``viewer = ``new Cesium.Viewer(``'cesium-container'``, { ``// terrainProvider: new Cesium.EllipsoidTerrainProvider(), //EllipsoidTerrainProvider加载默认的地形。效果是有bing地图但是无起伏dem数据。 ``timeline: ``false``, ``animation: ``false``, ``baseLayerPicker: ``false``, ``sceneModePicker: ``false``, ``navigationHelpButton: ``false``, ``homeButton: ``false``, ``geocoder: ``false``, ``infoBox: ``false``, ``selectionIndicator: ``false ``}); ``// // 添加基本影像图层（使用OpenStreetMap） ``// viewer.imageryLayers.addImageryProvider( ``// new Cesium.UrlTemplateImageryProvider({ ``// url: 'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', ``// subdomains: ['a', 'b', 'c'], ``// maximumLevel: 19 ``// }) ``// ); ``// 或者方法2：使用ArcGIS World Imagery（免费卫星影像）国内不能访问！！！ ``// viewer.imageryLayers.addImageryProvider( ``// new Cesium.ArcGisMapServerImageryProvider({ ``// url: 'https://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer' ``// }) ``// ); ``// // 高德地图影像 ``// const amapProvider = new Cesium.UrlTemplateImageryProvider({ ``// url: 'https://webst0{1-4}.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}', ``// subdomains: ['1', '2', '3', '4'], ``// maximumLevel: 18 ``// }); ``//加载自定义地形服务 ``viewer.terrainProvider = Cesium.CesiumTerrainProvider.fromUrl( ``'http://192.168.10.23:42225/service/bydzy2lf9bkl/terrain'``, ``{ ``requestWaterMask: ``true``, ``} ``); ``//移除水印 ``viewer.cesiumWidget.creditContainer.style.display = ``"none"``; ``// flyTo(); ``}; ``onMounted(initCesium); ``const flyTo = () => { ``if (viewer) { ``const destination = Cesium.Cartesian3.fromDegrees( ``parseFloat(longitude.value), ``parseFloat(latitude.value), ``parseFloat(height.value) ``); ``const heading = Cesium.Math.toRadians(parseFloat(headingAngle.value)); ``const pitch = Cesium.Math.toRadians(parseFloat(pitchAngle.value)); ``viewer.camera.flyTo({ ``destination, ``orientation: { ``heading, ``pitch, ``roll: 0.0 ``}, ``duration: 3 ``// 飞行时间（秒） ``}); ``} ``}; ``return { ``longitude, latitude, height, ``headingAngle, pitchAngle,flyTo ``}; ``} }; </script> <style> /* 样式保持不变 */ #app { ``width: 100%; ``height: 100vh; ``margin: 0; ``padding: 0; ``background: rgba(42, 42, 42, 0.8); } #cesium-container { ``position: absolute; ``width: 100%; ``height: 100vh; ``margin: 0; ``padding: 0; ``overflow: hidden; } .control-panel { ``position: absolute; ``top: 10px; ``left: 10px; ``background: rgba(42, 42, 42, 0.8); ``padding: 10px; ``border-radius: 5px; ``z-index: 999; ``color: white; } .control-panel div { ``margin-bottom: 8px; } .control-panel label { ``display: inline-block; ``width: 100px; } .control-panel input { ``width: 80px; } .control-panel button { ``margin-top: 10px; ``padding: 5px 10px; ``cursor: pointer; } </style> |

　　下面是加载第三方底图并且加载自定义地形

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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 | <template> ``<div id=``"app"``> ``<div id=``"cesium-container"``></div> ``<div ``class``=``"control-panel"``> ``<div> ``<label>经度: </label> ``<input v-model=``"longitude" type=``"number" step=``"0.000001"``> ``</div> ``<div> ``<label>纬度: </label> ``<input v-model=``"latitude" type=``"number" step=``"0.000001"``> ``</div> ``<div> ``<label>高度(米): </label> ``<input v-model=``"height" type=``"number"``> ``</div> ``<div> ``<label>偏航角(度): </label> ``<input v-model=``"headingAngle" type=``"number"``> ``</div> ``<div> ``<label>俯仰角(度): </label> ``<input v-model=``"pitchAngle" type=``"number"``> ``</div> ``<button @click=``"flyTo"``>飞入</button> ``</div> ``</div> </template> <script> import { onMounted, ref } from ``'vue'``; import * as Cesium from ``'cesium'``; export default { ``setup() { ``// 默认参数 (西安大雁塔附近坐标) ``const longitude = ref(108.94859); ``const latitude = ref(34.18970); ``const height = ref(500); ``// 建议高度设置高一点，方便观察地形起伏 ``const headingAngle = ref(255.01); ``const pitchAngle = ref(-77.64); ``let viewer = ``null``; ``// 1. 配置 Cesium Token ``Cesium.Ion.defaultAccessToken = ``"WeyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI1NDYwYTU4Ny01OGQzLTQ1YjItYmM0OS1lMTg0NzQ4Y2E5ZjQiLCJpZCI6NDQ4OTksImlhdCI6MTYxNDU3MDc5OX0.Wx5h51PEYxUM_ORJ6gGbyew1nhzTX2wEN01P7BU38cE"``; ``const initCesium = async () => { ``console.log(``'Cesium版本:'``, Cesium.VERSION); ``// 2. 创建 Viewer 实例 ``viewer = ``new Cesium.Viewer(``'cesium-container'``, { ``terrainProvider: ``new Cesium.EllipsoidTerrainProvider(), ``// 先使用默认地形兜底 ``timeline: ``false``, ``animation: ``false``, ``baseLayerPicker: ``false``, ``sceneModePicker: ``false``, ``navigationHelpButton: ``false``, ``homeButton: ``false``, ``geocoder: ``false``, ``infoBox: ``false``, ``selectionIndicator: ``false``, ``// 配置高德地图影像 (修复了 {s} 占位符问题) ``imageryProvider: ``new Cesium.UrlTemplateImageryProvider({ ``url: ``'https://webst0{s}.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}'``, ``subdomains: [``'1'``, ``'2'``, ``'3'``, ``'4'``], ``maximumLevel: 18, ``credit: ``new Cesium.Credit(``'高德地图'``) ``}) ``}); ``// 3. 移除默认图层并确保高德地图在最底层 ``viewer.imageryLayers.removeAll(); ``viewer.imageryLayers.addImageryProvider(``new Cesium.UrlTemplateImageryProvider({ ``url: ``'https://webst0{s}.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}'``, ``subdomains: [``'1'``, ``'2'``, ``'3'``, ``'4'``], ``maximumLevel: 18 ``})); ``// 4. 加载自定义地形服务 (使用 Promise 链式调用避免 undefined 错误) ``const terrainUrl = ``'http://192.168.10.23:42225/service/bydzy2lf9bkl/terrain'``; ``console.log(``'正在连接地形服务:'``, terrainUrl); ``try { ``if (Cesium.CesiumTerrainProvider.fromUrl) { ``Cesium.CesiumTerrainProvider.fromUrl(terrainUrl, { ``requestWaterMask: ``true``, ``requestVertexNormals: ``true ``}).then(provider => { ``if (provider) { ``provider.readyPromise.then(() => { ``console.log(``'✅ 地形加载成功！'``); ``viewer.terrainProvider = provider; ``viewer.scene.globe.dirty = ``true``; ``// 强制刷新 ``flyTo(); ``// 地形加载好后再定位 ``}).``catch``(err => { ``console.error(``'❌ 地形准备失败:'``, err); ``}); ``} ``}).``catch``(err => { ``console.error(``'❌ 地形Provider创建失败:'``, err); ``}); ``} ``} ``catch (error) { ``console.error(``'❌ 地形加载异常:'``, error); ``alert(``'地形服务连接失败，请检查网络或服务端配置。'``); ``} ``// 5. 场景优化配置 ``viewer.scene.globe.depthTestAgainstTerrain = ``true``; ``// 开启深度测试，防止模型穿模 ``viewer.scene.globe.enableLighting = ``true``; ``// 开启光照，让地形阴影更明显 ``// 移除 Cesium 水印 ``viewer.cesiumWidget.creditContainer.style.display = ``"none"``; ``}; ``onMounted(initCesium); ``// 6. 视角控制方法 ``const flyTo = () => { ``if (viewer) { ``const destination = Cesium.Cartesian3.fromDegrees( ``parseFloat(longitude.value), ``parseFloat(latitude.value), ``parseFloat(height.value) ``); ``const heading = Cesium.Math.toRadians(parseFloat(headingAngle.value)); ``const pitch = Cesium.Math.toRadians(parseFloat(pitchAngle.value)); ``viewer.camera.flyTo({ ``destination, ``orientation: { ``heading, ``pitch, ``roll: 0.0 ``}, ``duration: 2 ``}); ``} ``}; ``return { ``longitude, latitude, height, ``headingAngle, pitchAngle, flyTo ``}; ``} }; </script> <style> #app { ``width: 100%; ``height: 100vh; ``margin: 0; ``padding: 0; ``background: rgba(42, 42, 42, 0.8); } #cesium-container { ``position: absolute; ``width: 100%; ``height: 100vh; ``margin: 0; ``padding: 0; ``overflow: hidden; } .control-panel { ``position: absolute; ``top: 10px; ``left: 10px; ``background: rgba(42, 42, 42, 0.8); ``padding: 10px; ``border-radius: 5px; ``z-index: 999; ``color: white; } .control-panel div { ``margin-bottom: 8px; } .control-panel label { ``display: inline-block; ``width: 100px; } .control-panel input { ``width: 120px; } .control-panel button { ``margin-top: 10px; ``padding: 5px 10px; ``cursor: pointer; ``width: 100%; } </style> |