Nvidia Frame Synchronization User Manual page 34

wglGenlockSourceEdgeI3D
This call synchronizes the trigger pulse to the edge or edges of the source signal.
Function
Parameters In
Parameters Out
Return Values
wglGetGenlockSourceEdgeI3D
This call queries the current trigger pulse edge mode.
Function
Parameters In
Parameters Out
Return Values
NVIDIA Corporation
Frame Synchronization User's Guide – Version 3.0
BOOL wglGenlockSourceEdgeI3D(HDC hDC, UINT uEdge)
hDC - Device context for the frame lock card, or a window residing on the
frame lock card.
uEdge -
WGL_GENLOCK_SOURCE_EDGE_FALLING_I3D
Selects the falling edge of the source.
WGL_GENLOCK_SOURCE_EDGE_RISING_I3D
Selects the rising edge of the source.
WGL_GENLOCK_SOURCE_EDGE_BOTH_I3D
Selects both edges of the source.
TRUE: Success
FALSE: Failure
BOOL wglGetGenlockSourceEdgeI3D(HDC hDC, UINT *uEdge)
hDC - Device context for the frame lock card, or a window residing on the
frame lock card.
*uEdge -
WGL_GENLOCK_SOURCE_EDGE_FALLING_I3D
Selects the falling edge of the source.
WGL_GENLOCK_SOURCE_EDGE_RISING_I3D
Selects the rising edge of the source.
WGL_GENLOCK_SOURCE_EDGE_BOTH_I3D
Selects both edges of the source.
TRUE: Success
FALSE: Failure
C
Using the OpenGL Extensions
3
HAPTER
31