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authorMarek Olšák <[email protected]>2018-05-01 23:17:07 -0400
committerMarek Olšák <[email protected]>2018-05-10 18:29:02 -0400
commit4b6df225f74da5101e7e6b37b198a485b33668c7 (patch)
treec7a703d61439e21dd5897980566c497753d977c1
parent01fd543c82eb44a7d69e69ba1678a0fcce76f09d (diff)
radeonsi: improve quality of 16 sample locations
This results in better 16x and 8x quality when using these locations. Verified with the piglit MSAA accuracy test. Reviewed-by: Nicolai Hähnle <[email protected]>
-rw-r--r--src/gallium/drivers/radeonsi/si_state_msaa.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_msaa.c b/src/gallium/drivers/radeonsi/si_state_msaa.c
index b6504d53a2a..5066c31319e 100644
--- a/src/gallium/drivers/radeonsi/si_state_msaa.c
+++ b/src/gallium/drivers/radeonsi/si_state_msaa.c
@@ -107,12 +107,12 @@ static const uint64_t centroid_priority_8x = 0x3542017635420176ull;
*/
static const uint32_t sample_locs_4x_16x[] = {
FILL_SREG(-5,-2, 5, 3, -2, 6, 3,-5),
- FILL_SREG(-7,-8, 1, 1, -6, 4, 7,-4),
+ FILL_SREG(-6,-7, 1, 1, -6, 4, 7,-3),
FILL_SREG(-1,-3, 6, 7, -3, 2, 0,-7),
FILL_SREG(-4,-6, 2, 5, -8, 0, 4,-1),
};
static const uint64_t centroid_priority_4x = 0x2310231023102310ull;
-static const uint64_t centroid_priority_16x = 0x497ec6b231d0fa85ull;
+static const uint64_t centroid_priority_16x = 0x49e7c6b231d0fa85ull;
static void si_get_sample_position(struct pipe_context *ctx, unsigned sample_count,
unsigned sample_index, float *out_value)