// d3dumddi.h

PFND3DDDI_SETINDICESUM Pfnd3dddiSetindicesum;

HRESULT Pfnd3dddiSetindicesum(
  HANDLE hDevice,
  UINT unnamedParam2,
  const VOID *unnamedParam3
)
{...}
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Windows Driver Kit DDI reference (nc-d3dumddi-pfnd3dddi_setindicesum)

PFND3DDDI_SETINDICESUM callback function

Description

The SetIndicesUM function sets the current index buffer to the given user memory buffer.

Parameters

`hDevice`

A handle to the display device (graphics context).

`unnamedParam2`

IndexSize [in]

The size, in bytes, of the indices that are contained in the index buffer. The value of this parameter is 2 if the indices are 16-bit quantities or 4 if the indices are 32-bit quantities.

`unnamedParam3`

pUMBuffer [in]

A pointer to the user-memory buffer that supplies the indices for the index buffer.

Return value

SetIndicesUM returns S_OK or an appropriate error result if the index buffer is not successfully set to the given user memory buffer.

PFND3DDDI_SETINDICESUM - NtDoc