def pst(controller, outfile):
duration = pstSettings(controller)
if duration == -1:
print 'PST Cancelled'
return
display.text(controller.experWin, 'Running PST')
testWin = controller.testWin
display.countdown(controller)
display.fill_screen(testWin, [-1, -1, -1])
if not controller.testing:
controller.tobii_cont.setDataFile(outfile)
controller.tobii_cont.startTracking()
controller.tobii_cont.setEventsAndParams(['task','duration'])
controller.tobii_cont.setParam('task', 'pst')
controller.tobii_cont.setParam('duration', duration)
core.wait(duration)
if not controller.testing:
controller.tobii_cont.stopTracking()
controller.tobii_cont.closeDataFile()
def lightdarktest(controller, mode, outfile):
# Create window to display test
testWin = controller.testWin
if mode == 0: # dark test
task = 'darktest'
numtrials = 3 # number of light/dark cycles
habit_mat = [1, 1, 1] # set habituation to full brightness
# set stimulus matrix to darkness
stim_mat = np.negative(np.ones((numtrials, 3)))
# back to full brightness for recovery
rec_mat = np.ones((numtrials, 3))
stim_time = 1 # duration of stimulus in seconds
display.text(controller.experWin, 'Running Dark Test')
elif mode == 1: # light test
task = 'lighttest'
habit_mat = [-1, -1, -1] # habituation is black
stim_mat = [
[-0.5, -0.5, -0.5], # stimulus is increasing brightness each time
[0.00, 0.00, 0.00],
[0.50, 0.50, 0.50],
[1.00, 1.00, 1.00]
]
# set numtrials based on number of stimulus conditions
numtrials = len(stim_mat)
# recovery goes back to black
rec_mat = np.negative(np.ones((numtrials, 3)))
stim_time = 0.2 # length of stimulus time in seconds
display.text(controller.experWin, 'Running Light Test')
habit_dur = 10 # time for habituation
# time for recovery between stimuli
recover_dur = 8 * np.ones((1, numtrials))
stim_dur = stim_time * np.ones((1, numtrials)) # duration of each stimulus
display.countdown(controller) # display countdown before task
# habituation
display.fill_screen(testWin, habit_mat)
core.wait(habit_dur)
# Start eye tracking
if not controller.testing:
controller.tobii_cont.setDataFile(outfile)
controller.tobii_cont.startTracking()
controller.tobii_cont.setEventsAndParams(['ontime', 'offtime', 'task'])
controller.tobii_cont.setParam('task', task)
for i in range(numtrials):
core.wait(2.0)
# display stimulus
display.fill_screen(testWin, stim_mat[i])
# record timestamp on tracker for start of stimulus
if not controller.testing:
controller.tobii_cont.recordEvent('ontime')
# wait for stimulus
core.wait(stim_dur[0][i])
# display recovery
display.fill_screen(testWin, rec_mat[i])
# record timestamp on tracker for end of stimulus
if not controller.testing:
controller.tobii_cont.recordEvent('offtime')
# wait for recovery
core.wait(recover_dur[0][i])
# End eye tracking
if not controller.testing:
controller.tobii_cont.stopTracking()
controller.tobii_cont.closeDataFile()
def lightdarktest(controller, mode, outfile):
# Create window to display test
testWin = controller.testWin
if mode == 0: # dark test
task = 'darktest'
numtrials = 3 # number of light/dark cycles
habit_mat = [1, 1, 1] # set habituation to full brightness
# set stimulus matrix to darkness
stim_mat = np.negative(np.ones((numtrials, 3)))
# back to full brightness for recovery
rec_mat = np.ones((numtrials, 3))
stim_time = 1 # duration of stimulus in seconds
display.text(controller.experWin, 'Running Dark Test')
elif mode == 1: # light test
task = 'lighttest'
habit_mat = [-1, -1, -1] # habituation is black
stim_mat = [[-0.5, -0.5, -0.5], # stimulus is increasing brightness each time
[0.00, 0.00, 0.00],
[0.50, 0.50, 0.50],
[1.00, 1.00, 1.00]]
# set numtrials based on number of stimulus conditions
numtrials = len(stim_mat)
# recovery goes back to black
rec_mat = np.negative(np.ones((numtrials, 3)))
stim_time = 0.2 # length of stimulus time in seconds
display.text(controller.experWin, 'Running Light Test')
habit_dur = 10 # time for habituation
# time for recovery between stimuli
recover_dur = 8 * np.ones((1, numtrials))
stim_dur = stim_time * np.ones((1, numtrials)) # duration of each stimulus
display.countdown(controller) # display countdown before task
# habituation
display.fill_screen(testWin, habit_mat)
core.wait(habit_dur)
# Start eye tracking
if not controller.testing:
controller.tobii_cont.setDataFile(outfile)
controller.tobii_cont.startTracking()
controller.tobii_cont.setEventsAndParams(['ontime', 'offtime', 'task'])
controller.tobii_cont.setParam('task', task)
for i in range(numtrials):
core.wait(2.0)
# display stimulus
display.fill_screen(testWin, stim_mat[i])
# record timestamp on tracker for start of stimulus
if not controller.testing:
controller.tobii_cont.recordEvent('ontime')
# wait for stimulus
core.wait(stim_dur[0][i])
# display recovery
display.fill_screen(testWin, rec_mat[i])
# record timestamp on tracker for end of stimulus
if not controller.testing:
controller.tobii_cont.recordEvent('offtime')
# wait for recovery
core.wait(recover_dur[0][i])
# End eye tracking
if not controller.testing:
controller.tobii_cont.stopTracking()
controller.tobii_cont.closeDataFile()
