按照这样使用报错，错误如下：
Cesium.js:23 An error occurred while rendering. Rendering has stopped.
undefined
RuntimeError: Program failed to link. Link log: FRAGMENT varying v_polylineAngle does not match any VERTEX varying
Error
at new RuntimeError (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:50806)
at createAndLinkProgram (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1035721)
at initialize$1 (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1038001)
at ShaderProgram.get (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1034142)
at validateShaderMatching (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1143912)
at createShaderProgram (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1159124)
at Primitive.update (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1165494)
at PrimitiveCollection.update (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:2190350)
at updateAndRenderPrimitives (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:3213051)
at executeCommandsInViewport (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:3211633)
使用报错了
CesiumWidget.js:690 An error occurred while rendering. Rendering has stopped.
DeveloperError: Appearance/Geometry mismatch. The appearance requires vertex shader attribute input ‘prevPosition2DHigh’, which was not computed as part of the Geometry. Use the appearance’s vertexFormat property when constructing the geometry.
按照这样使用报错，错误如下：
Cesium.js:23 An error occurred while rendering. Rendering has stopped.
undefined
RuntimeError: Program failed to link. Link log: FRAGMENT varying v_polylineAngle does not match any VERTEX varying
Error
at new RuntimeError (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:50806)
at createAndLinkProgram (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1035721)
at initialize$1 (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1038001)
at ShaderProgram.get (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1034142)
at validateShaderMatching (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1143912)
at createShaderProgram (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1159124)
at Primitive.update (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:1165494)
at PrimitiveCollection.update (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:2190350)
at updateAndRenderPrimitives (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:3213051)
at executeCommandsInViewport (http://localhost:10330/cesium{ac3c4da2cd0600a7fb5dd7ece3d30a0eed29da11cf2830143610191d982c65a1}201.67/Cesium.js:23:3211633)
1.67 测试了，可以用
使用报错了
CesiumWidget.js:690 An error occurred while rendering. Rendering has stopped.
DeveloperError: Appearance/Geometry mismatch. The appearance requires vertex shader attribute input ‘prevPosition2DHigh’, which was not computed as part of the Geometry. Use the appearance’s vertexFormat property when constructing the geometry.
想问下如何设置虚线的宽度