HitObject.GetClusterID
Description
Returns the cluster ID of the current hit. Valid if the hit object represents a hit. Note: This is an NVAPI/SPIRV/CUDA extension, not available in DXR 1.3.
Signature
int HitObject.GetClusterID();
Availability and Requirements
Defined for the following targets:
hlsl
Available in stages: raygen, closesthit, miss.
Requires capabilities: hlsl_nvapi, ser_hlsl_native.
glsl
Available in stages: raygen, closesthit, miss.
cuda
Available in stages: raygen, closesthit, miss.
spirv
Available in stages: raygen, closesthit, miss.
Requires capabilities: spvRayTracingKHR, spvShaderInvocationReorderNV.