Add existing to tracked

node_modules/@cesium/engine/Source/Shaders/BufferPointMaterialVS.glsl

@@ -0,0 +1,58 @@
+#ifdef USE_FLOAT64
+in vec3 positionHigh;
+in vec3 positionLow;
+#else
+in vec3 position;
+#endif
+in vec4 pickColor;
+in vec4 showPixelSizeColorAlpha;
+in vec3 outlineWidthColorAlpha;
+
+out vec4 v_pickColor;
+out vec4 v_color;
+out vec4 v_outlineColor;
+out float v_innerRadiusFrac;
+
+void main()
+{
+    // Unpack attributes.
+    float show = showPixelSizeColorAlpha.x;
+    float pixelSize = showPixelSizeColorAlpha.y;
+    vec4 color = czm_decodeRGB8(showPixelSizeColorAlpha.z);
+    float alpha = showPixelSizeColorAlpha.w;
+    float outlineWidth = outlineWidthColorAlpha.x;
+    vec4 outlineColor = czm_decodeRGB8(outlineWidthColorAlpha.y);
+    float outlineAlpha = outlineWidthColorAlpha.z;
+
+    ///////////////////////////////////////////////////////////////////////////
+
+    float innerRadius = 0.5 * pixelSize * czm_pixelRatio;
+    float outerRadius = (0.5 * pixelSize + outlineWidth) * czm_pixelRatio;
+
+    ///////////////////////////////////////////////////////////////////////////
+
+#ifdef USE_FLOAT64
+    vec4 p = czm_translateRelativeToEye(positionHigh, positionLow);
+    vec4 positionEC = czm_modelViewRelativeToEye * p;
+#else
+    vec4 positionEC = czm_modelView * vec4(position, 1.0);
+#endif
+
+    ///////////////////////////////////////////////////////////////////////////
+
+    gl_Position = czm_projection * positionEC;
+    czm_vertexLogDepth();
+
+    v_pickColor = pickColor / 255.0;
+
+    v_color = color;
+    v_color.a *= alpha * show;
+
+    v_outlineColor = outlineColor;
+    v_outlineColor.a *= outlineAlpha * show;
+
+    v_innerRadiusFrac = innerRadius / outerRadius;
+
+    gl_PointSize = 2.0 * outerRadius * show;
+    gl_Position *= show;
+}