Dear list,
I'm writing a program that needs to synchronize with
the vertical refresh of the screen in order to trigger
an external piece of hardware. Is there a way through
Xlib to detect when a vertical refresh has happened?
Or is this something that is video card driver
pecific?
I'm running
David Nahman ([EMAIL PROTECTED]):
I'm writing a program that needs to synchronize with the vertical
refresh of the screen in order to trigger an external piece of
hardware. Is there a way through Xlib to detect when a vertical
refresh has happened? Or is this something that is video card
David N. ([EMAIL PROTECTED]):
The other part of my problem is that I'm trying to grab complete
images off of the screen using XShmGetImage(). Despite synchronizing
on with vertical refresh like you suggested, I'm finding that the
buffers that I capture with XShmGetImage() have tearing in
On Fri, 4 Apr 2003, Billy Biggs wrote:
David N. ([EMAIL PROTECTED]):
The other part of my problem is that I'm trying to grab complete
images off of the screen using XShmGetImage(). Despite synchronizing
on with vertical refresh like you suggested, I'm finding that the
buffers that I
On Fri, 4 Apr 2003, David N. wrote:
Billy,
Thanks -- that works and solves one of my problems.
The other part of my problem is that I'm trying to
grab complete images off of the screen using
XShmGetImage(). Despite synchronizing on with
vertical refresh like you suggested, I'm finding
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