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authorMarek Olšák <[email protected]>2012-10-27 16:31:19 +0200
committerMarek Olšák <[email protected]>2012-10-31 00:55:23 +0100
commitc0c26ddaef5b0eb56ee225e8e4492df5190dce0c (patch)
tree95f2cf210121ff1cfc9403bea8aa111839aa868b /src/gallium/drivers/r600/r600_state.c
parente73bf3b805de78299f1a652668ba4e6eab9bac94 (diff)
r600g: use better sample positions for 8x MSAA
Taken from the intel driver. The sample positions are actually a solution to the 8 queens puzzle. It gives more accurate and smoother AA.
Diffstat (limited to 'src/gallium/drivers/r600/r600_state.c')
-rw-r--r--src/gallium/drivers/r600/r600_state.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index 1a8d55e8d36..607a89e30aa 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -1587,10 +1587,10 @@ static void r600_emit_msaa_state(struct r600_context *rctx, int nr_samples)
};
static unsigned max_dist_4x = 6;
static uint32_t sample_locs_8x[] = {
- FILL_SREG(-2, -5, 3, -4, -1, 5, -6, -2),
- FILL_SREG( 6, 0, 0, 0, -5, 3, 4, 4),
+ FILL_SREG(-1, 1, 1, 5, 3, -5, 5, 3),
+ FILL_SREG(-7, -1, -3, -7, 7, -3, -5, 7),
};
- static unsigned max_dist_8x = 8;
+ static unsigned max_dist_8x = 7;
struct radeon_winsys_cs *cs = rctx->cs;
unsigned max_dist = 0;