diff options
Diffstat (limited to 'indra/llrender/llvertexbuffer.cpp')
| -rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index c6f1d76653..f8ab085aac 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -2360,7 +2360,8 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask) if (data_mask & MAP_COLOR) { S32 loc = TYPE_COLOR; - void* ptr = (void*)(base + mOffsets[TYPE_COLOR]); + //bind emissive instead of color pointer if emissive is present + void* ptr = (data_mask & MAP_EMISSIVE) ? (void*)(base + mOffsets[TYPE_EMISSIVE]) : (void*)(base + mOffsets[TYPE_COLOR]); glVertexAttribPointerARB(loc, 4, GL_UNSIGNED_BYTE, GL_TRUE, LLVertexBuffer::sTypeSize[TYPE_COLOR], ptr); } if (data_mask & MAP_EMISSIVE) @@ -2368,6 +2369,12 @@ void LLVertexBuffer::setupVertexBuffer(U32 data_mask) S32 loc = TYPE_EMISSIVE; void* ptr = (void*)(base + mOffsets[TYPE_EMISSIVE]); glVertexAttribPointerARB(loc, 4, GL_UNSIGNED_BYTE, GL_TRUE, LLVertexBuffer::sTypeSize[TYPE_EMISSIVE], ptr); + + if (!(data_mask & MAP_COLOR)) + { //map emissive to color channel when color is not also being bound to avoid unnecessary shader swaps + loc = TYPE_COLOR; + glVertexAttribPointerARB(loc, 4, GL_UNSIGNED_BYTE, GL_TRUE, LLVertexBuffer::sTypeSize[TYPE_EMISSIVE], ptr); + } } if (data_mask & MAP_WEIGHT) { |