dot4add_u8packed
Description
Treats x and y as 4-component vectors of UInt8 and computes dot(x, y)+acc
Signature
uint dot4add_u8packed( uint x, uint y, uint acc);
Parameters
x : uint
y : uint
acc : uint
Availability and Requirements
Defined for the following targets:
hlsl
Available in all stages.
glsl
Available in all stages.
cpp
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 capabilities: SPV_KHR_non_semantic_info
, SPV_GOOGLE_user_type
, spvDerivativeControl
, spvImageQuery
, spvImageGatherExtended
, spvSparseResidency
, spvMinLod
, spvFragmentBarycentricKHR
, spvFragmentFullyCoveredEXT
, spvGroupNonUniformBallot
, spvGroupNonUniformShuffle
, spvGroupNonUniformArithmetic
, spvGroupNonUniformQuad
, spvGroupNonUniformVote
, spvRayTracingPositionFetchKHR
, spvShaderNonUniformEXT
.