diff options
| author | Tom Stellard <tstellar@gmail.com> | 2010-05-17 23:29:19 -0700 |
|---|---|---|
| committer | Marek Olšák <maraeo@gmail.com> | 2010-05-19 03:08:50 +0200 |
| commit | 19ea2eae9187526eaad6f19a342a9ad6ba441bad (patch) | |
| tree | 4c0cbd2e908ea878366542045b8da078cf8a3612 /src/mesa/drivers/dri/r300 | |
| parent | 81951393e1e675d6ca3ea052875def70d5e7ab93 (diff) | |
r300/compiler: Emit 0.5 swizzle when necessary.
Signed-off-by: Marek Olšák <maraeo@gmail.com>
Diffstat (limited to 'src/mesa/drivers/dri/r300')
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/r300_fragprog_swizzle.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/r300_fragprog_swizzle.c b/src/mesa/drivers/dri/r300/compiler/r300_fragprog_swizzle.c index cfa48a59e3..5d5de2f1b2 100644 --- a/src/mesa/drivers/dri/r300/compiler/r300_fragprog_swizzle.c +++ b/src/mesa/drivers/dri/r300/compiler/r300_fragprog_swizzle.c @@ -56,7 +56,8 @@ static const struct swizzle_data native_swizzles[] = { {MAKE_SWZ3(Z, X, Y), R300_ALU_ARGC_SRC0C_ZXY, 1}, {MAKE_SWZ3(W, Z, Y), R300_ALU_ARGC_SRC0CA_WZY, 1}, {MAKE_SWZ3(ONE, ONE, ONE), R300_ALU_ARGC_ONE, 0}, - {MAKE_SWZ3(ZERO, ZERO, ZERO), R300_ALU_ARGC_ZERO, 0} + {MAKE_SWZ3(ZERO, ZERO, ZERO), R300_ALU_ARGC_ZERO, 0}, + {MAKE_SWZ3(HALF, HALF, HALF), R300_ALU_ARGC_HALF, 0} }; static const int num_native_swizzles = sizeof(native_swizzles)/sizeof(native_swizzles[0]); @@ -221,6 +222,7 @@ unsigned int r300FPTranslateAlphaSwizzle(unsigned int src, unsigned int swizzle) case RC_SWIZZLE_W: return R300_ALU_ARGA_SRC0A + src; case RC_SWIZZLE_ONE: return R300_ALU_ARGA_ONE; case RC_SWIZZLE_ZERO: return R300_ALU_ARGA_ZERO; + case RC_SWIZZLE_HALF: return R300_ALU_ARGA_HALF; default: return R300_ALU_ARGA_ONE; } } |