1836 dont store texture in system memory unless absolutely necessary (#1843)

* #1836 Texture memory usage overhaul.  Much decrufting
- don't keep a copy of textures in system memory
- use GPU to downrez textures instead of reloading from cache
- use GPU to generate brightness/darkness bumpmaps

1 files changed, 3 insertions, 1 deletions

diff --git a/indra/newview/llviewerobject.cpp b/indra/newview/llviewerobject.cpp
index 8af0057c88..232b020d3d 100644
--- a/indra/newview/llviewerobject.cpp
+++ b/indra/newview/llviewerobject.cpp
@@ -3676,7 +3676,9 @@ bool LLViewerObject::updateLOD()
 
 bool LLViewerObject::updateGeometry(LLDrawable *drawable)
 {
-    return false;
+    // return true means "update complete", return false means "try again next frame"
+    // default should be return true
+    return true;
 }
 
 void LLViewerObject::updateGL()