DXGK_BRIGHTNESS_GET_NIT_RANGES callback function (dispmprt.h)

Implemented by the client driver to retrieve a list of supported nit ranges.

Syntax

DXGK_BRIGHTNESS_GET_NIT_RANGES DxgkBrightnessGetNitRanges;

NTSTATUS DxgkBrightnessGetNitRanges(
  [in]  PVOID Context,
  [in]  ULONG ChildUid,
  [out] PDXGK_BRIGHTNESS_GET_NIT_RANGES_OUT pOut
)
{...}

Parameters

[in] Context

Context pointer provided when querying the interface.

[in] ChildUid

An integer that uniquely identifies the child device. The display miniport driver's DxgkDdiQueryChildRelations function previously provided this identifier to the display port driver.

[out] pOut

A pointer to a DXGK_BRIGHTNESS_GET_NIT_RANGES_OUT structure that represents the supported brightness ranges of the display panel.

Return value

Return STATUS_SUCCESS if the operation succeeds. Otherwise, return an appropriate NTSTATUS Values error code defined in ntstatus.h.

Requirements