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D3DKMTSharedPrimaryUnLockNotification function

The D3DKMTSharedPrimaryUnLockNotification function notifies the operating system that a shared primary surface was unlocked.

Syntax


NTSTATUS APIENTRY D3DKMTSharedPrimaryUnLockNotification(
  _In_  const D3DKMT_SHAREDPRIMARYUNLOCKNOTIFICATION *pData
);

Parameters

pData [in]

A pointer to a D3DKMT_SHAREDPRIMARYUNLOCKNOTIFICATION structure that describes the shared primary surface that was unlocked.

Return value

D3DKMTSharedPrimaryUnLockNotification returns one of the following values:

Return codeDescription
STATUS_SUCCESS

Notification about unlocking a shared primary surface was successfully performed.

STATUS_INVALID_PARAMETER

Parameters were validated and determined to be incorrect.

 

This function might also return other NTSTATUS values.

Remarks

The OpenGL ICD calls the D3DKMTSharedPrimaryUnLockNotification function to inform the operating system that an application just unlocked the GDI shared primary surface that exists on the graphics adapter and video present source that the AdapterLuid and VidPnSourceId members of the D3DKMT_SHAREDPRIMARYUNLOCKNOTIFICATION structure specify. The OpenGL ICD should call D3DKMTSharedPrimaryUnLockNotification after it calls the D3DKMTUnlock function to unlock the GDI shared primary surface.

Requirements

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

D3dkmthk.h (include D3dkmthk.h)

Library

Gdi32.lib

See also

D3DKMT_SHAREDPRIMARYUNLOCKNOTIFICATION
D3DKMTUnlock

 

 

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