diff options
| author | Pedro J. Estébanez <pedrojrulez@gmail.com> | 2022-07-20 23:00:35 +0300 |
|---|---|---|
| committer | Pedro J. Estébanez <pedrojrulez@gmail.com> | 2022-07-22 14:39:37 +0300 |
| commit | 1fe470b199909a7c16b8e095c4bcdf7fbf8d1592 (patch) | |
| tree | b69f79052386738484fec7aba4c1cfcfb2f98af0 /reference | |
| parent | d8d051381f65b9606fb8016c79b7c3bab872eec3 (diff) | |
HLSL: Implement GroupOperation(Inclusive/Exclusive)Scan.
Diffstat (limited to 'reference')
| -rw-r--r-- | reference/shaders-hlsl-no-opt/comp/subgroups.invalid.nofxc.sm60.comp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/reference/shaders-hlsl-no-opt/comp/subgroups.invalid.nofxc.sm60.comp b/reference/shaders-hlsl-no-opt/comp/subgroups.invalid.nofxc.sm60.comp index b2f5a5a1..4c11a4b1 100644 --- a/reference/shaders-hlsl-no-opt/comp/subgroups.invalid.nofxc.sm60.comp +++ b/reference/shaders-hlsl-no-opt/comp/subgroups.invalid.nofxc.sm60.comp @@ -21,6 +21,8 @@ void comp_main() float3 first = WaveReadLaneFirst(20.0f.xxx); uint4 ballot_value = WaveActiveBallot(true); uint bit_count = countbits(ballot_value.x) + countbits(ballot_value.y) + countbits(ballot_value.z) + countbits(ballot_value.w); + uint inclusive_bit_count = countbits(ballot_value.x & gl_SubgroupLeMask.x) + countbits(ballot_value.y & gl_SubgroupLeMask.y) + countbits(ballot_value.z & gl_SubgroupLeMask.z) + countbits(ballot_value.w & gl_SubgroupLeMask.w); + uint exclusive_bit_count = countbits(ballot_value.x & gl_SubgroupLtMask.x) + countbits(ballot_value.y & gl_SubgroupLtMask.y) + countbits(ballot_value.z & gl_SubgroupLtMask.z) + countbits(ballot_value.w & gl_SubgroupLtMask.w); uint shuffled = WaveReadLaneAt(10u, 8u); uint shuffled_xor = WaveReadLaneAt(30u, WaveGetLaneIndex() ^ 8u); uint shuffled_up = WaveReadLaneAt(20u, WaveGetLaneIndex() - 4u); |