diff options
| author | Jason Ekstrand <[email protected]> | 2018-07-23 08:02:46 -0700 |
|---|---|---|
| committer | Jason Ekstrand <[email protected]> | 2018-08-11 10:58:12 -0500 |
| commit | a9f7bcfdf90d8302e9ed27601b2b7001b9940740 (patch) | |
| tree | 5ff09495bf69e5b354ed98c897629f908fec3fde /src/mesa | |
| parent | 8a8713888504804aad774d8624444a59c43f5ca7 (diff) | |
intel: Switch the order of the 2x MSAA sample positions
The Vulkan 1.1.82 spec flipped the order to better match D3D.
Cc: [email protected]
Reviewed-by: Iago Toral Quiroga <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_multisample_state.h | 8 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen6_multisample_state.c | 10 |
2 files changed, 9 insertions, 9 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_multisample_state.h b/src/mesa/drivers/dri/i965/brw_multisample_state.h index 6cf324e561c..2142a17a484 100644 --- a/src/mesa/drivers/dri/i965/brw_multisample_state.h +++ b/src/mesa/drivers/dri/i965/brw_multisample_state.h @@ -38,13 +38,13 @@ /** * 1x MSAA has a single sample at the center: (0.5, 0.5) -> (0x8, 0x8). * - * 2x MSAA sample positions are (0.25, 0.25) and (0.75, 0.75): + * 2x MSAA sample positions are (0.75, 0.75) and (0.25, 0.25): * 4 c - * 4 0 - * c 1 + * 4 1 + * c 0 */ static const uint32_t -brw_multisample_positions_1x_2x = 0x0088cc44; +brw_multisample_positions_1x_2x = 0x008844cc; /** * Sample positions: diff --git a/src/mesa/drivers/dri/i965/gen6_multisample_state.c b/src/mesa/drivers/dri/i965/gen6_multisample_state.c index bfa84fb9b77..3ce47f423ba 100644 --- a/src/mesa/drivers/dri/i965/gen6_multisample_state.c +++ b/src/mesa/drivers/dri/i965/gen6_multisample_state.c @@ -68,10 +68,10 @@ gen6_get_sample_position(struct gl_context *ctx, * index layout in case of 2X and 4x MSAA, but they are different in * case of 8X MSAA. * - * 2X MSAA sample index / number layout - * --------- - * | 0 | 1 | - * --------- + * 8X MSAA sample index layout 8x MSAA sample number layout + * --------- --------- + * | 0 | 1 | | 1 | 0 | + * --------- --------- * * 4X MSAA sample index / number layout * --------- @@ -107,7 +107,7 @@ gen6_get_sample_position(struct gl_context *ctx, void gen6_set_sample_maps(struct gl_context *ctx) { - uint8_t map_2x[2] = {0, 1}; + uint8_t map_2x[2] = {1, 0}; uint8_t map_4x[4] = {0, 1, 2, 3}; uint8_t map_8x[8] = {3, 7, 5, 0, 1, 2, 4, 6}; uint8_t map_16x[16] = { 15, 10, 9, 7, 4, 1, 3, 13, |