// d3dkmddi.h

typedef struct _DXGKARG_SETALLOCATIONBACKINGSTORE {
  HANDLE hDriverAllocation;
  VOID   *pBackingStore;
} DXGKARG_SETALLOCATIONBACKINGSTORE;
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Windows Driver Kit DDI reference (ns-d3dkmddi-dxgkarg_setallocationbackingstore)

Description

The DXGKARG_SETALLOCATIONBACKINGSTORE structure contains the arguments used by the DXGKDDI_SETALLOCATIONBACKINGSTORE callback function to obtain the system space address to a graphics allocation backing store.

Members

`hDriverAllocation`

[in] Handle to the driver allocation object. This handle was returned from DXGKDDI_CREATEALLOCATION.

`pBackingStore`

[in] Pointer to an address in system space for the allocation backing store. The address is valid until DXGKDDI_DESTROYALLOCATION is called.

Remarks

See Sharing the backing store with KMD for more information.

DXGKARG_SETALLOCATIONBACKINGSTORE - NtDoc