Add existing to tracked

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

@@ -0,0 +1,50 @@
+//This file is automatically rebuilt by the Cesium build process.
+export default "#ifdef INSTANCED\n\
+in vec2 direction;\n\
+#endif\n\
+in vec4 positionHighAndScaleX;\n\
+in vec4 positionLowAndScaleY;\n\
+in vec4 packedAttribute0;\n\
+in vec4 packedAttribute1;\n\
+in vec4 color;\n\
+\n\
+out vec2 v_offset;\n\
+out vec3 v_maximumSize;\n\
+out vec4 v_color;\n\
+out float v_slice;\n\
+out float v_brightness;\n\
+\n\
+void main() {\n\
+    // Unpack attributes.\n\
+    vec3 positionHigh = positionHighAndScaleX.xyz;\n\
+    vec3 positionLow = positionLowAndScaleY.xyz;\n\
+    vec2 scale = vec2(positionHighAndScaleX.w, positionLowAndScaleY.w);\n\
+\n\
+    float show = packedAttribute0.x;\n\
+    float brightness = packedAttribute0.y;\n\
+    vec2 coordinates = packedAttribute0.wz;\n\
+    vec3 maximumSize = packedAttribute1.xyz;\n\
+    float slice = packedAttribute1.w;\n\
+\n\
+#ifdef INSTANCED\n\
+    vec2 dir = direction;\n\
+#else\n\
+    vec2 dir = coordinates;\n\
+#endif\n\
+\n\
+    vec2 offset = dir - vec2(0.5, 0.5);\n\
+    vec2 scaledOffset = scale * offset;\n\
+    vec4 p = czm_translateRelativeToEye(positionHigh, positionLow);\n\
+    vec4 positionEC = czm_modelViewRelativeToEye * p;\n\
+    positionEC.xy += scaledOffset;\n\
+    \n\
+    positionEC.xyz *= show;\n\
+    gl_Position = czm_projection * positionEC;\n\
+\n\
+    v_offset = offset;\n\
+    v_maximumSize = maximumSize;\n\
+    v_color = color;\n\
+    v_slice = slice;\n\
+    v_brightness = brightness;\n\
+}\n\
+";