SL-18190 Fix alpha not playing nice with water surface by split LLDrawPoolAlpha into two passes, one above water, one below water, and clip against water plane. Currently brute forces two complete alpha passes, still need to cull against water plane and add support for fullbright shaders.

1 files changed, 2 insertions, 0 deletions

diff --git a/indra/newview/llface.h b/indra/newview/llface.h
index 4778a8110b..a5ea460061 100644
--- a/indra/newview/llface.h
+++ b/indra/newview/llface.h
@@ -237,6 +237,8 @@ public:
     void setDrawOrderIndex(U32 index) { mDrawOrderIndex = index; }
     U32 getDrawOrderIndex() const { return mDrawOrderIndex; }
 
+    // return true if this face is in an alpha draw pool
+    bool isInAlphaPool() const;
 public: //aligned members
 	LLVector4a		mExtents[2];