DC-SDK is based on the open source project Cesium for the second development of two three-dimensional WebGis application framework , the framework optimizes the use of Cesium and adds some additional features , designed for developers to quickly build WebGis application.🌎
场景：billboard进行绘制飞机图标，计算方向后设置rotation后旋转正常。但是只要改变视角，广告牌一直会正向面对屏幕，完成显示错误。
我尝试用plane绘制，但是他不能设置固定的像素大小尺寸，只能设置高宽是多少米，达不到广告牌的效果，请问有什么解决思路。