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authorMarek Olšák <[email protected]>2010-07-09 00:16:49 +0200
committerMarek Olšák <[email protected]>2010-07-09 00:16:49 +0200
commit392a2515c0967c395be098cac6a37f325dd66b90 (patch)
tree91c9c5e139d729e92b3db0c4005ff0dc582f4576 /src/gallium/drivers
parent61a26cdfdc9c75a83c0d362c973d5436fe077be4 (diff)
r300g: fix texturing with negative lod bias
This should fix FDO bugs #28437 and #28625.
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/r300/r300_state.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 4fbe8bfa4e6..b0722cb95f6 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -1172,7 +1172,7 @@ static void*
lod_bias = CLAMP((int)(state->lod_bias * 32 + 1), -(1 << 9), (1 << 9) - 1);
- sampler->filter1 |= lod_bias << R300_LOD_BIAS_SHIFT;
+ sampler->filter1 |= (lod_bias << R300_LOD_BIAS_SHIFT) & R300_LOD_BIAS_MASK;
/* This is very high quality anisotropic filtering for R5xx.
* It's good for benchmarking the performance of texturing but