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Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/docs/source/tgsi.rst | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst index 492a1b7ea3..ebee4902b0 100644 --- a/src/gallium/docs/source/tgsi.rst +++ b/src/gallium/docs/source/tgsi.rst @@ -1253,7 +1253,8 @@ can be stored inside a four-component vector. TGSI_SEMANTIC_NORMAL """""""""""""""""""" -XXX no clue. +Vertex normal; could be used to implement per-pixel lighting for legacy APIs +that allow mixing fixed-function and programmable stages. TGSI_SEMANTIC_FACE """""""""""""""""" |