[visionegg] Re: vertical sync?
- From: Gary Lupyan <glupyan@xxxxxxxxx>
- To: visionegg@xxxxxxxxxxxxx
- Date: Sun, 29 Aug 2010 04:13:06 +0000 (UTC)
Hi, were you able to solve this problem? I am getting the same warning... Qian Xie <qian.xie@...> writes: > > Hi all, > > VisionEgg reports the message below when I try to run my program: > "WARNING: Unable to detect or automatically synchronize buffer swapping with vertical retrace. May be > possible by manually adjusting video drivers. (Look for 'Enable Vertical Sync' or similar.) If buffer > swapping is not synchronized, frame by frame control will not be possible. Because of this, you will > probably get a warning about calculated frames per second different than specified." > > Here is the info on my video card: > INFO: OpenGL 3.2.9551 Compatibility Profile Context, ATI Radeon HD 3400 Series, ATI Technologies Inc. > (PyOpenGL 3.0.1) > > I'm running this on a Windows XP machine with a LCD monitor 1909Wf as the primary monitor (I'm running it with > dual screen) > > We are running a program that displays stimulus on the screen for certain amount of time and then gets the > reaction time from the participant. Will the error above influence the accuracy of the results? Does this > matter on a LCD screen? Is this a hardware issue? How can I fix the error? > > Thank you! > Xie > ====================================== > The Vision Egg mailing list > Archives: http://www.freelists.org/archives/visionegg > Website: http://www.visionegg.org/mailinglist.html > ====================================== The Vision Egg mailing list Archives: http://www.freelists.org/archives/visionegg Website: http://www.visionegg.org/mailinglist.html
Other related posts:
- » [visionegg] vertical sync? - Qian Xie
- » [visionegg] Re: vertical sync? - Gary Lupyan