// d3dumddi.h

PFND3DDDI_UPDATEWINFO Pfnd3dddiUpdatewinfo;

HRESULT Pfnd3dddiUpdatewinfo(
  HANDLE hDevice,
  const D3DDDIARG_WINFO *unnamedParam2
)
{...}
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Windows Driver Kit DDI reference (nc-d3dumddi-pfnd3dddi_updatewinfo)

PFND3DDDI_UPDATEWINFO callback function

Description

The UpdateWInfo function updates the w range for w buffering.

Parameters

`hDevice`

A handle to the display device (graphics context).

`unnamedParam2`

pData [in]

A pointer to a D3DDDIARG_WINFO structure that describes the w range for w buffering.

Return value

UpdateWInfo returns S_OK or an appropriate error result if the w range is not successfully updated.

PFND3DDDI_UPDATEWINFO - NtDoc