WaveGetWaveIndex¶
Description¶
Returns the index of the current wave (subgroup) within the workgroup. Equivalent to GLSL gl_SubgroupID / Metal simdgroup_index_in_threadgroup.
Signature¶
uint WaveGetWaveIndex();
Availability and Requirements¶
Defined for the following targets:
hlsl¶
Available in all stages.
glsl¶
Available in all stages.
cuda¶
Available in all stages.
metal¶
Available in all stages.
wgsl¶
Available in all stages.
spirv¶
Available in all stages.
Requires capability: spvGroupNonUniform.