PFND3DDDI_CREATELIGHT callback function (d3dumddi.h)

The CreateLight function creates a light source.

Syntax

PFND3DDDI_CREATELIGHT Pfnd3dddiCreatelight;

HRESULT Pfnd3dddiCreatelight(
  HANDLE hDevice,
  const D3DDDIARG_CREATELIGHT *unnamedParam2
)
{...}

Parameters

hDevice

A handle to the display device (graphics context).

unnamedParam2

pData [in]

A pointer to a D3DDDIARG_CREATELIGHT structure that contains the index into the light array.

Return value

CreateLight should return S_OK or an appropriate error result if it cannot successfully create a light source.

Remarks

The user-mode display driver should enlarge its light array as necessary to accommodate at least as many light sources as specified by the Index member in D3DDDIARG_CREATELIGHT.

Requirements

Requirement	Value
Minimum supported client	Available in Windows Vista and later versions of the Windows operating systems.
Target Platform	Desktop
Header	d3dumddi.h (include D3dumddi.h)

See also

D3DDDIARG_CREATELIGHT

D3DDDI_DEVICEFUNCS