Nvidia QUADRO G-SYNC II User Manual page 66

wglQuerySwapGroupNV(),
glxQuerySwapGroupNV()
This call returns the swap group number and barrier
number to which the device context is bound.
Function
Parameters In
Parameters Out
Return Values
wglQueryMaxSwapGroupsNV(),
glxQueryMaxSwapGroupsNV()
This call returns the maximum number of swap groups and
swap barriers that are supported by the implementation.
Function
Parameters In
Parameters Out
Return Values
B00L QuerySwapGroupNV (HDC hDC,
GLuint *group, GLuint *barrier);
hDC - Device context for the frame lock card, or
a window residing on the frame lock card.
*group - The group number to which the
device context is bound, or assigned.
*barrier - The barrier number to which
the device context is bound.
TRUE: Success
FALSE: Failure. In this case *group
and *barrier are undefi ned.
B00L QueryMaxSwapGroupsNV (HDC hDC,
GLuint *maxGroup, GLuint *maxBarrier);
hDC - Device context for the frame lock card, or
a window residing on the frame lock card.
*maxGroups - The maximum group number
supported by the implementation.
*maxBarriers - The maximum barrier number
supported by the implementation.
TRUE: Success
FALSE: Failure. In this case *maxGroups
and *maxBarriers are undefi ned.
Using the OpenGL Extensions
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