diff options
| author | Xiang, Haihao <haihao.xiang@intel.com> | 2010-12-10 13:01:44 +0800 |
|---|---|---|
| committer | Xiang, Haihao <haihao.xiang@intel.com> | 2010-12-10 13:25:22 +0800 |
| commit | e47eacdc53aec6743c42c8d9ab8298f802161733 (patch) | |
| tree | 4262b8f4ad0f7b8a8ee56ef1abb7c3113b49edc3 /src/mesa/drivers/dri/i965/brw_defines.h | |
| parent | d1196bbc191c4f1b355d432dcb2eeff9790fda34 (diff) | |
i965: support for two-sided lighting on Sandybridge
VS places color attributes together so that SF unit can fetch the right
attribute according to object orientation. This fixes light issue in
mesa demo geartrain, projtex.
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_defines.h')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_defines.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index 5c5b8259e1..7f3e498680 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -1029,6 +1029,13 @@ # define ATTRIBUTE_0_CONST_SOURCE_SHIFT 9 # define ATTRIBUTE_0_SWIZZLE_SHIFT 6 # define ATTRIBUTE_0_SOURCE_SHIFT 0 + +# define ATTRIBUTE_SWIZZLE_INPUTATTR 0 +# define ATTRIBUTE_SWIZZLE_INPUTATTR_FACING 1 +# define ATTRIBUTE_SWIZZLE_INPUTATTR_W 2 +# define ATTRIBUTE_SWIZZLE_INPUTATTR_FACING_W 3 +# define ATTRIBUTE_SWIZZLE_SHIFT 6 + /* DW16: Point sprite texture coordinate enables */ /* DW17: Constant interpolation enables */ /* DW18: attr 0-7 wrap shortest enables */ |