HitObject.GetRayDesc
Description
Queries ray properties from HitObject. Valid if the hit object represents a hit or a miss. Note: This is an NVAPI/SPIRV/CUDA extension. DXR 1.3 uses individual accessors (GetRayTMin, GetRayTCurrent, etc.)
Signature
RayDesc HitObject.GetRayDesc();
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.