D3DKMT_RECLAIMALLOCATIONS - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// d3dkmthk.h

typedef struct _D3DKMT_RECLAIMALLOCATIONS {
  [in]  D3DKMT_HANDLE       hDevice;
  [in]  D3DKMT_HANDLE       *pResources;
  [in]  const D3DKMT_HANDLE *HandleList;
  [out] BOOL                *pDiscarded;
  [in]  UINT                NumAllocations;
} D3DKMT_RECLAIMALLOCATIONS;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ns-d3dkmthk-_d3dkmt_reclaimallocations)

_D3DKMT_RECLAIMALLOCATIONS structure

Description

Describes video memory resources that are to be reclaimed and that the driver previously offered for reuse. Used with the D3DKMTReclaimAllocations function.

Members

hDevice [in]

A D3DKMT_HANDLE data type that represents a handle to the device that created the allocations.

pResources [in]

An array of D3DKMT_HANDLE data types that represent Direct3D runtime resource handles.

HandleList [in]

An array of D3DKMT_HANDLE data types that represent kernel-mode handles to the allocations that are to be reclaimed.

If HandleList is not NULL, the pResources member must be NULL.

pDiscarded [out]

An array of Boolean values that specify whether each resource or allocation was discarded.

Each Boolean value in this array corresponds to a resource at the same index location in the arrays pointed to by pResources or HandleList.

The DirectX graphics kernel subsystem sets each Boolean value to TRUE if the corresponding resource was discarded, or to FALSE if not.

The value of pDiscarded can be NULL. If the driver sets it to NULL, the content of the resource or allocation can be assumed to be lost. If the driver does not need the content of the resource or allocation, setting pDiscarded to NULL might improve performance.

NumAllocations [in]

The number of items in the pResources, HandleList, or pDiscarded members, whichever is not NULL.

See also

D3DKMTReclaimAllocations