DXGKDDI_MONITORSOURCEMODESET_GETNUMMODES callback function (d3dkmddi.h)

The pfnGetNumModes function returns the number modes in a specified monitor source mode set.

Syntax

DXGKDDI_MONITORSOURCEMODESET_GETNUMMODES DxgkddiMonitorsourcemodesetGetnummodes;

NTSTATUS DxgkddiMonitorsourcemodesetGetnummodes(
  IN_CONST_D3DKMDT_HMONITORSOURCEMODESET hMonitorSourceModeSet,
  OUT_PSIZE_T_CONST pNumMonitorSourceModes
)
{...}

Parameters

hMonitorSourceModeSet

A handle to a monitor source mode set object. The display miniport driver previously obtained this handle by calling the pfnAcquireMonitorSourceModeSet function of the Monitor interface.

pNumMonitorSourceModes

A pointer to a SIZE_T-typed variable that receives the number of monitor source modes in the set.

Return value

The pfnGetNumModes function returns one of the following values:

Return code Description
STATUS_SUCCESS The function succeeded.
STATUS_GRAPHICS_INVALID_MONITOR_SOURCEMODESET The handle supplied in hMonitorSourceModeSet was invalid.

Remarks

The D3DKMDT_HMONITORSOURCEMODESET data type is defined in D3dkmdt.h.

Requirements

   
Minimum supported client Available in Windows Vista and later versions of the Windows operating systems.
Target Platform Desktop
Header d3dkmddi.h (include D3dkmddi.h)
IRQL PASSIVE_LEVEL

See also

pfnAcquireFirstModeInfo

pfnAcquireNextModeInfo