Caven Chen

when I add the one pic by the `SingleTileImageryProvider` , and set the rectangle param, the imagey show uncorrect , blow link is the code demo https://sandcastle.cesium.com/#c=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

.dcp 文件通过dc-explorer生成，主要用于快速构建三维场景，内容主要包括：地图、地形、图层、场景动画、场景基础设置