#! /usr/local/bin/python2.5
from psychopy import core,visual,event
import psychopy.sound
#create a window to draw in
myWin = visual.Window((600,600), allowGUI=False, rgb=(-1,-1,-1))
#INITIALISE SOME STIMULI
faceRGB = visual.PatchStim(myWin,tex='face.jpg',
mask=None,
pos=(0.0,0.0),
size=(1.0,1.0),
sf=(1.0, 1.0))
faceALPHA = visual.PatchStim(myWin,pos=(-0.5,0),
tex="sin",mask="face.jpg",
rgb=[1.0,1.0,-1.0],
size=(0.5,0.5), sf=1.0, units="norm")
message = visual.TextStim(myWin,pos=(-0.95,-0.95),
text='[Esc] to quit', rgb=1, alignHoriz='left', alignVert='bottom')
trialClock = core.Clock()
t=lastFPSupdate=0
while True:
t=trialClock.getTime()
faceRGB.setOri(1,'+')#advance ori by 1 degree
faceRGB.draw()
faceALPHA.setPhase(0.01,"+")#advance phase by 1/100th of a cycle
faceALPHA.draw()
#update fps every second
if t-lastFPSupdate>1.0:
lastFPS = myWin.fps()
lastFPSupdate=t
message.setText("%ifps, [Esc] to quit" %lastFPS)
message.draw()
myWin.flip()
#handle key presses each frame
for keys in event.getKeys():
if keys in ['escape','q']:
print myWin.fps()
myWin.close()
core.quit()
event.clearEvents()
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