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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 Pfnd3d10ddiCalcprivatedevicesize;
SIZE_T Pfnd3d10ddiCalcprivatedevicesize(
D3D10DDI_HADAPTER unnamedParam1,
const D3D10DDIARG_CALCPRIVATEDEVICESIZE *unnamedParam2
)
{...}
Parameters
unnamedParam1
hAdapter [in]
A handle that identifies the graphics adapter.
unnamedParam2
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
| Requirement | Value |
|---|---|
| Minimum supported client | Available in Windows Vista and later versions of the Windows operating systems. |
| Target Platform | Desktop |
| Header | d3d10umddi.h (include D3d10umddi.h) |