Nvidia QUADRO G-SYNC II User Manual page 55

NVIDIA Quadro G-Sync II User Guide
The following are the basic steps:
1. Open a display connection to each X Screen you want to control in
your frame lock cluster.
Make sure you have privileges to establish the X connection.
2. Query the
if frame lock is supported on each X screen.
3. Set
NV_CTRL_FRAMELOCK_MASTER
MASTER_TRUE
FRAMELOCK_MASTER_FALSE

Set
NV_CTRL_FRAMELOCK_POLARITY
cluster.
Most likely, you want
POLARITY_RISING_EDGE

Set
NV_CTRL_FRAMELOCK_SYNC_DELAY
node.
Most likely, you want 0.

Set
NV_CTRL_FRAMELOCK_SYNC_INTERVAL
are using a house sync.
Most likely, you want 0.
 Set
NV_CTRL_FRAMELOCK_SYNC
SYNC_ENABLE

(Optional) Set
FRAMELOCK_TEST_SIGNAL_ENABLE
NV_CTRL_FRAMELOCK_TEST_SIGNAL_DISABLE
This guarantees accuracy of the Universal Frame Count
(as returned by

When you are done, set
to
SYNC
on each X screen to disable frame lock.
51
NV_CTRL_FRAMELOCK
on one node in the cluster; set it to
on every other node in the cluster.
NV_CTRL_FRAMELOCK_
.
on each X screen to enable frame lock.
NV_CTRL_FRAMELOCK_TEST_SIGNAL
glXQueryFrameCountNV()
NV_CTRL_FRAMELOCK_
NV_CTRL_FRAMELOCK_SYNC_DISABLE
attribute to determine
to
NV_CTRL_FRAMELOCK_
NV_CTRL_
for each slave node in the
as appropriate for each
as appropriate if you
to
NV_CTRL_FRAMELOCK_
to
followed immediately by
.
).
NV_CTRL_