Optical flow

Hi,
 
First of all my best wishes to every body for the new year.
 
My question :
Is there anybody using psychtoolbox (Windows version) to generate optical flows ?
 
Thanks
 
Jean-Francois STEIN
 
Movement, Action & Performance
Laboratory
Sport Sciences Department
Institut National du Sport
et de l'Education Physique
 
11, av. du tremblay
F- 75012  PARIS
 
Tel : (33) 01 41 74 42 21
Tlc : (33) 1 41 74 45 35