2021-09-16 D3D12中各种边界对齐常量定义

#define	D3D12_STANDARD_MAXIMUM_ELEMENT_ALIGNMENT_BYTE_MULTIPLE	( 4 )

#define	D3D12_TEXTURE_DATA_PITCH_ALIGNMENT	( 256 )

#define	D3D12_TEXTURE_DATA_PLACEMENT_ALIGNMENT	( 512 )

#define	D3D12_UAV_COUNTER_PLACEMENT_ALIGNMENT	( 4096 )

#define	D3D12_VIDEO_DECODE_MIN_BITSTREAM_OFFSET_ALIGNMENT	( 256 )

#define	D3D12_VIDEO_DECODE_MIN_HISTOGRAM_OFFSET_ALIGNMENT	( 256 )

#define	D3D12_COMMONSHADER_CONSTANT_BUFFER_PARTIAL_UPDATE_EXTENTS_BYTE_ALIGNMENT	( 16 )

#define	D3D12_CONSTANT_BUFFER_DATA_PLACEMENT_ALIGNMENT	( 256 )

#define	D3D12_CS_4_X_RAW_UAV_BYTE_ALIGNMENT	( 256 )

#define	D3D12_DEFAULT_MSAA_RESOURCE_PLACEMENT_ALIGNMENT	( 4194304 )

#define	D3D12_DEFAULT_RESOURCE_PLACEMENT_ALIGNMENT	( 65536 )

#define	D3D12_RAW_UAV_SRV_BYTE_ALIGNMENT	( 16 )

#define	D3D12_RAYTRACING_AABB_BYTE_ALIGNMENT	( 8 )

#define	D3D12_RAYTRACING_ACCELERATION_STRUCTURE_BYTE_ALIGNMENT	( 256 )

#define	D3D12_RAYTRACING_INSTANCE_DESCS_BYTE_ALIGNMENT	( 16 )

#define	D3D12_RAYTRACING_SHADER_RECORD_BYTE_ALIGNMENT	( 32 )

#define	D3D12_RAYTRACING_SHADER_TABLE_BYTE_ALIGNMENT	( 64 )

#define	D3D12_RAYTRACING_TRANSFORM3X4_BYTE_ALIGNMENT	( 16 )

#define	D3D12_SMALL_MSAA_RESOURCE_PLACEMENT_ALIGNMENT	( 65536 )

#define	D3D12_SMALL_RESOURCE_PLACEMENT_ALIGNMENT	( 4096 )