pfnLogUMDMarkerCb routine

Called by the user-mode display driver to log a custom Event Tracing for Windows (ETW) marker event.

Syntax


PFND3DDDI_LOGUMDMARKERCB pfnLogUMDMarkerCb;

_Check_return_ HRESULT APIENTRY CALLBACK* pfnLogUMDMarkerCb(
  _In_  HANDLE hDevice,
  _In_  const D3DDDICB_LOGUMDMARKER *pLogUMDMarker
)
{ ... }

Parameters

hDevice [in]

A handle to the display device (graphics context).

pLogUMDMarker [in]

A pointer to a D3DDDICB_LOGUMDMARKER structure that indicates the location of an ETW marker event that is defined by the user-mode display driver.

Return value

Returns S_OK or an appropriate error result if the function does not complete successfully.

Requirements

Minimum supported client

Windows 8.1

Minimum supported server

Windows Server 2012 R2

Version

WDDM 1.3 and later

Header

D3dumddi.h (include D3d10umddi.h)

 

 

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