// d3dkmthk.h

typedef struct _D3DKMT_CHANGEVIDEOMMEMORYRESERVATION {
  HANDLE                      hProcess;
  D3DKMT_HANDLE               hAdapter;
  D3DKMT_MEMORY_SEGMENT_GROUP MemorySegmentGroup;
  D3DKMT_ALIGN64 UINT64       Reservation;
  UINT                        PhysicalAdapterIndex;
} D3DKMT_CHANGEVIDEOMEMORYRESERVATION;
View the official Windows Driver Kit DDI reference

NtDoc

No description available.

Edit description on GitHub

Windows Driver Kit DDI reference (ns-d3dkmthk-_d3dkmt_changevideommemoryreservation)

D3DKMT_CHANGEVIDEOMMEMORYRESERVATION structure

Description

The D3DKMT_CHANGEVIDEOMMEMORYRESERVATION structure is used to change the video memory management reservation.

Members

`hProcess`

[in, opt] A handle to a process. If NULL, the current process is used. The process handle must be opened with PROCESS_SET_INFORMATION privileges.

`hAdapter`

[in] A handle to the graphics adapter.

`MemorySegmentGroup`

[in] The memory segment group to change reservation for.

`Reservation`

[in] Desired reservation in the range between 0 and AvailableForReservation returned by QueryVideoMemoryInfo.

`PhysicalAdapterIndex`

[in] Zero based physical adapter index in the LDA (linked display adapter) configuration.

D3DKMT_CHANGEVIDEOMEMORYRESERVATION - NtDoc