NVIDIA Corporation
30
Frame Synchronization User’s Guide
– Version 3.0
C
HAPTER
3
Using the OpenGL Extensions
wglGenlockSourceI3D
This call sets the sync source upon which the frame lock sync trigger is based.
wglGetGenlockSourceI3D
This call queries the current sync source.
Function
BOOL wglGenlockSourceI3D(HDC hDC, UINT uSource)
Parameters In
hDC
- Device context for the frame lock card, or a window residing on the
frame lock card.
uSource
-
WGL_GENLOCK_SOURCE_MULTIVIEW_I3D
Select the internal sync signal as the sync source.
WGL_GENLOCK_SOURCE_EXTERNAL_SYNC_I3D
Select the external house sync as the sync source.
Parameters Out
Return Values
TRUE:
Success
FALSE:
Failure
Function
BOOL wglGetGenlockSourceI3D(HDC hDC, UINT *uSource)
Parameters In
hDC
- Device context for the frame lock card, or a window residing on the
frame lock card.
Parameters Out
*uSource
-
WGL_GENLOCK_SOURCE_MULTIVIEW_I3D
The internal sync signal is the sync source.
WGL_GENLOCK_SOURCE_EXTERNAL_SYNC_I3D
The external house sync is the sync source.
Return Values
TRUE:
Success
FALSE:
Failure
