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当设置 viewer 为 2D 模式时,如果想通过以下方式实时获取 camera 位置,会导致视角卡在错误的位置
<cesium-viewer :logo="false" :sceneMode="2" :camera.sync="camera"> <imagery-layer :contrast="0.8" :saturation="0.8" :brightness="0.5"> <urltemplate-imagery-provider :url="url"></urltemplate-imagery-provider> </imagery-layer> </cesium-viewer> <div> camera: {{ camera }} </div>
经分析是由于组件 emit 的 camera 数据不兼容 2D 模式导致的的 目前可以通过手动处理 @update:camera 来避免,希望能在组件中对 2D 的摄像头位置增加判断
@update:camera
<cesium-viewer :logo="false" :sceneMode="2" :camera="camera" @update:camera="onUpdateCamera"> <imagery-layer :contrast="0.8" :saturation="0.8" :brightness="0.5"> <urltemplate-imagery-provider :url="url"></urltemplate-imagery-provider> </imagery-layer> </cesium-viewer> <div> camera: {{ camera }} </div> ... methods: { onUpdateCamera() { const camPos = viewer.camera.positionCartographic; this.camera.position = { lng: camPos.longitude * (180 / Math.PI), lat: camPos.latitude * (180 / Math.PI), height: camPos.height } }, }
The text was updated successfully, but these errors were encountered:
问题我重现了,但我看相机结构2D和3D应该差不多,查了一下好像是Cesium已知缺陷,而且很久了都没解决: CesiumGS/cesium#4246 (comment) 和 https://github.com/AnalyticalGraphicsInc/cesium/issues/2469#issue-56582956。
我再看看有没有解决方案,不行的话避免一下吧。像你这个改是没问题的,但是我还没搞清楚为啥这样就可以了,我再学习一下先。。。
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额 好像明白了,是因为 $emit 出来的相机位置不正确,然后设置的时候设了一个错误的位置,然后乱串了吧。
Cesium.Cartographic.fromCartesian(viewer.camera.position) 这个方法在二维下面得到的结果不对,具体为啥不对我没去搞明白- - 参考你的代码用 viewer.camera.positionCartographic二维三维都正确,已修改,谢谢反馈。
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当设置 viewer 为 2D 模式时,如果想通过以下方式实时获取 camera 位置,会导致视角卡在错误的位置
经分析是由于组件 emit 的 camera 数据不兼容 2D 模式导致的的
目前可以通过手动处理
@update:camera
来避免,希望能在组件中对 2D 的摄像头位置增加判断The text was updated successfully, but these errors were encountered: