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authorMarek Olšák <[email protected]>2010-04-17 01:31:25 +0200
committerMarek Olšák <[email protected]>2010-04-17 01:31:25 +0200
commita94942e3796be135d3a6b6f9bfacb954088228d1 (patch)
tree2b3186a3cc38c792abc1737b16dfa1c6a15c2e20 /src/mesa/drivers
parent47265e69c84c78a68102fa727aa80d63f25c0d46 (diff)
r300/compiler: add handy definitions for XYZ0 and smeared half swizzling
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_compiler.c6
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_program_constants.h2
2 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c b/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c
index 272f9072d4a..1c8ba864a41 100644
--- a/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_compiler.c
@@ -277,13 +277,13 @@ void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsig
inst_mad->U.I.SrcReg[0].File = RC_FILE_TEMPORARY;
inst_mad->U.I.SrcReg[0].Index = tempregi;
- inst_mad->U.I.SrcReg[0].Swizzle = RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_ZERO);
+ inst_mad->U.I.SrcReg[0].Swizzle = RC_SWIZZLE_XYZ0;
inst_mad->U.I.SrcReg[1].File = RC_FILE_CONSTANT;
- inst_mad->U.I.SrcReg[1].Swizzle = RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_ZERO);
+ inst_mad->U.I.SrcReg[1].Swizzle = RC_SWIZZLE_XYZ0;
inst_mad->U.I.SrcReg[2].File = RC_FILE_CONSTANT;
- inst_mad->U.I.SrcReg[2].Swizzle = RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_ZERO);
+ inst_mad->U.I.SrcReg[2].Swizzle = RC_SWIZZLE_XYZ0;
if (full_vtransform) {
inst_mad->U.I.SrcReg[1].Index = rc_constants_add_state(&c->Program.Constants, RC_STATE_R300_VIEWPORT_SCALE, 0);
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_constants.h b/src/mesa/drivers/dri/r300/compiler/radeon_program_constants.h
index 7c0d6720b11..842012def02 100644
--- a/src/mesa/drivers/dri/r300/compiler/radeon_program_constants.h
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_constants.h
@@ -114,12 +114,14 @@ typedef enum {
} while(0)
#define RC_SWIZZLE_XYZW RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_W)
+#define RC_SWIZZLE_XYZ0 RC_MAKE_SWIZZLE(RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_ZERO)
#define RC_SWIZZLE_XXXX RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_X)
#define RC_SWIZZLE_YYYY RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_Y)
#define RC_SWIZZLE_ZZZZ RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_Z)
#define RC_SWIZZLE_WWWW RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_W)
#define RC_SWIZZLE_0000 RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_ZERO)
#define RC_SWIZZLE_1111 RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_ONE)
+#define RC_SWIZZLE_HHHH RC_MAKE_SWIZZLE_SMEAR(RC_SWIZZLE_HALF)
/**
* \name Bitmasks for components of vectors.