diff options
| author | Dave Airlie <[email protected]> | 2016-03-22 07:50:37 +1000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2016-03-31 09:13:50 +1000 |
| commit | 827393b76fffa352e0ff3cae077c7817d6cfbf8a (patch) | |
| tree | 602feb0762719e6d16d27426f256529a6b409c95 | |
| parent | ca180c09bb0941468814796f13c0701590523be4 (diff) | |
tgsi: introduce NonHelperMask
This is a mask of which of the current 2x2 grid are non-helper
invocations. This allows us to mask off the helper invocations
later for the image operations.
Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 2 | ||||
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index a44a05c49f4..fa1c9161bcc 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -5199,6 +5199,8 @@ tgsi_exec_machine_run( struct tgsi_exec_machine *mach ) default_mask = 0x1; } + if (mach->NonHelperMask == 0) + mach->NonHelperMask = default_mask; mach->CondMask = default_mask; mach->LoopMask = default_mask; mach->ContMask = default_mask; diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.h b/src/gallium/auxiliary/tgsi/tgsi_exec.h index 8b5a5806602..6bcf45b4dae 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.h +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.h @@ -312,6 +312,9 @@ struct tgsi_exec_machine struct tgsi_exec_vector QuadPos; float Face; /**< +1 if front facing, -1 if back facing */ bool flatshade_color; + + /* See GLSL 4.50 specification for definition of helper invocations */ + uint NonHelperMask; /**< non-helpers */ /* Conditional execution masks */ uint CondMask; /**< For IF/ELSE/ENDIF */ uint LoopMask; /**< For BGNLOOP/ENDLOOP */ |