Add existing to tracked

node_modules/@cesium/engine/Source/Shaders/BufferPolygonMaterialVS.js

@@ -0,0 +1,41 @@
+//This file is automatically rebuilt by the Cesium build process.
+export default "#ifdef USE_FLOAT64\n\
+in vec3 positionHigh;\n\
+in vec3 positionLow;\n\
+#else\n\
+in vec3 position;\n\
+#endif\n\
+in vec4 pickColor;\n\
+in vec3 showColorAlpha;\n\
+\n\
+out vec4 v_pickColor;\n\
+out vec4 v_color;\n\
+\n\
+void main()\n\
+{\n\
+    float show = showColorAlpha.x;\n\
+    vec4 color = czm_decodeRGB8(showColorAlpha.y);\n\
+    float alpha = showColorAlpha.z;\n\
+\n\
+    ///////////////////////////////////////////////////////////////////////////\n\
+\n\
+#ifdef USE_FLOAT64\n\
+    vec4 p = czm_translateRelativeToEye(positionHigh, positionLow);\n\
+    vec4 positionEC = czm_modelViewRelativeToEye * p;\n\
+#else\n\
+    vec4 positionEC = czm_modelView * vec4(position, 1.0);\n\
+#endif\n\
+\n\
+    ///////////////////////////////////////////////////////////////////////////\n\
+\n\
+    gl_Position = czm_projection * positionEC;\n\
+    czm_vertexLogDepth();\n\
+\n\
+    v_pickColor = pickColor / 255.0;\n\
+\n\
+    v_color = color;\n\
+    v_color.a *= alpha * show;\n\
+\n\
+    gl_Position *= show;\n\
+}\n\
+";