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PFND3DDDI_RECLAIMALLOCATIONSCB callback function (d3dumddi.h)

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Called by the user-mode display driver to reclaim video memory allocations that were previously offered for reuse.

Syntax

PFND3DDDI_RECLAIMALLOCATIONSCB Pfnd3dddiReclaimallocationscb;

HRESULT Pfnd3dddiReclaimallocationscb(
  HANDLE hDevice,
  const D3DDDICB_RECLAIMALLOCATIONS *unnamedParam2
)
{...}

Parameters

hDevice

A handle to the display device (graphics context).

unnamedParam2

pData [in]

A pointer to a D3DDDICB_RECLAIMALLOCATIONS structure that defines the allocations to reclaim.

Return value

Returns one of the following values.

Return code Description
S_OK The allocations were successfully reclaimed.
E_INVALIDARG An invalid parameter was supplied.
D3DDDIERR_DEVICEREMOVED The video memory manager or display miniport driver could not complete the operation because either a Plug and Play (PnP) Stop event or a Timeout Detection and Recovery (TDR) event occurred.
Note: If this error code is returned, the driver's calling function (typically the pfnReclaimResources routine) must return this error code to the Direct3D runtime.

Requirements

Requirement Value
Minimum supported client Windows 8
Minimum supported server Windows Server 2012
Target Platform Desktop
Header d3dumddi.h (include D3dumddi.h)

See also

D3DDDICB_RECLAIMALLOCATIONS

D3DDDI_DEVICECALLBACKS

pfnReclaimResources