Add existing to tracked

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

@@ -0,0 +1,15 @@
+//This file is automatically rebuilt by the Cesium build process.
+export default "#ifdef VECTOR_TILE\n\
+uniform vec4 u_highlightColor;\n\
+#endif\n\
+\n\
+void main(void)\n\
+{\n\
+#ifdef VECTOR_TILE\n\
+    out_FragColor = czm_gammaCorrect(u_highlightColor);\n\
+#else\n\
+    out_FragColor = vec4(1.0);\n\
+#endif\n\
+    czm_writeDepthClamp();\n\
+}\n\
+";