// d3d12umddi.h

typedef struct D3D12DDI_SERIALIZED_RAYTRACING_ACCELERATION_STRUCTURE_HEADER_0054 {
  D3D12DDI_SERIALIZED_DATA_DRIVER_MATCHING_IDENTIFIER_0054 DriverMatchingIdentifier;
  UINT64                                                   SerializedSizeInBytesIncludingHeader;
  UINT64                                                   DeserializedSizeInBytes;
  UINT64                                                   NumBottomLevelAccelerationStructurePointersAfterHeader;
} D3D12DDI_SERIALIZED_RAYTRACING_ACCELERATION_STRUCTURE_HEADER_0054;
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Windows Driver Kit DDI reference (ns-d3d12umddi-d3d12ddi_serialized_raytracing_acceleration_structure_header_0054)

D3D12DDI_SERIALIZED_RAYTRACING_ACCELERATION_STRUCTURE_HEADER_0054 structure

Description

Describes the header for a serialized ray tracing acceleration structure.

Members

`DriverMatchingIdentifier`

A D3D12DDI_SERIALIZED_DATA_DRIVER_MATCHING_IDENTIFIER_0054 structure.

`SerializedSizeInBytesIncludingHeader`

Size of the serialized acceleration structure, including a header.

`DeserializedSizeInBytes`

Size of the deserialized acceleration structure, in bytes.

`NumBottomLevelAccelerationStructurePointersAfterHeader`

A 64-byte number of bottom-level acceleration structure pointers.

D3D12DDI_SERIALIZED_RAYTRACING_ACCELERATION_STRUCTURE_HEADER_0054 - NtDoc