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限制卫星影像到 ±85°，极区改用冰盖底色解决黑洞

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fukunee
2026-09-19 14:32:01 +08:00
parent 018d5787da
commit 67ad4f29af
1 changed files with 3 additions and 1 deletions
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src/scene/CesiumGlobe.js
+3 -1
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@@ -236,7 +236,9 @@ export class CesiumGlobe {
credit: 'Imagery © Esri, Maxar, Earthstar Geographics', credit: 'Imagery © Esri, Maxar, Earthstar Geographics',
maximumLevel: 19, maximumLevel: 19,
}); });
viewer.imageryLayers.addImageryProvider(imagery); const imageryLayer = viewer.imageryLayers.addImageryProvider(imagery);
// 卫星影像不覆盖极区（约 ±85° 外返回黑块），限制范围让极区用冰盖底色
imageryLayer.rectangle = Cesium.Rectangle.fromDegrees(-180, -85, 180, 85);
// 真实地形（Esri World Elevation 3D，免费无 token；失败则保持默认椭球） // 真实地形（Esri World Elevation 3D，免费无 token；失败则保持默认椭球）
const terrain = new Cesium.Terrain( const terrain = new Cesium.Terrain(