PFND3D10DDI_CALCPRIVATEDEVICESIZE callback function

The CalcPrivateDeviceSize function determines the size of a memory region that the user-mode display driver requires from the Microsoft Direct3D runtime to store frequently-accessed data.

Syntax


PFND3D10DDI_CALCPRIVATEDEVICESIZE CalcPrivateDeviceSize;

SIZE_T APIENTRY CalcPrivateDeviceSize(
  _In_       D3D10DDI_HADAPTER                 hAdapter,
  _In_ const D3D10DDIARG_CALCPRIVATEDEVICESIZE *pData
)
{ ... }

Parameters

hAdapter [in]

A handle that identifies the graphics adapter.

pData [in]

A pointer to a D3D10DDIARG_CALCPRIVATEDEVICESIZE structure that describes the parameters that the user-mode display driver uses to calculate the size of the memory region.

Return value

CalcPrivateDeviceSize returns the size of the memory region that the driver requires to store frequently-accessed data.

Requirements

Target platform

Desktop

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

D3d10umddi.h (include D3d10umddi.h)

See also

D3D10DDIARG_CALCPRIVATEDEVICESIZE

 

 

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