Fix classification color by doing premultiplied alpha

CesiumGS · Mar 4, 2021 · 6b5d97b · 6b5d97b
1 parent beaaaef
commit 6b5d97b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Source/Shaders/PostProcessStages/CompositeTranslucentClassification.glsl b/Source/Shaders/PostProcessStages/CompositeTranslucentClassification.glsl
@@ -23,6 +23,8 @@ void main()
         discard;
     }
 #endif
+    // Reverse premultiplication process to get the correct composited result of the classification primitives
+    color.rgb /= color.a;
     gl_FragColor = color;
 #endif
 }