This is the Psychophysics Toolbox discussion forum, a place for users to ask questions and offer advice concerning the use and development of the Psychophysics Toolbox software, a free set of MATLAB extensions for doing vision research, written by David Brainard, Denis Pelli and Mario Kleiner. Messages posted to the forum never expire, so you can search it for advice on your issue.
Thanks, Loren and Andreas. Those were both useful suggestions. The main problem is that I hadn't quite realized it was stats toolbox, not a regular built in
Hi, I need to set up an experiment using PTB3 to present visual stimuli and send triggers to an EEG system manufactured by Biosemi. What I am tring to do is
Hi Leanne, Could you let us now which OS (and which version) you are using? As far as I'm aware, that can have a big impact on the ability to work with
Hi, I am generating a visual stimuli containing moving bars. Basically, I draw bar in new position using Screen('Flip') in my script. I am using ATI HD4350