def __init__(self, win, actors, duration_frames, attn_video_size):
"""
Initialize class
:param win: window to use
:param actors: actors to show
:param duration_frames: how long to show (in frames)
"""
self.win = win
self.actors = actors
self.duration_frames = duration_frames
self.left_roi=visual.Rect(self.win, width=550, height=750, units='pix')
self.left_roi.pos=[deg2pix(-12,win.monitor),deg2pix(0,win.monitor)]
self.left_roi.lineColor = [1, -1, -1]
self.left_roi.lineWidth = 10
self.right_roi=visual.Rect(self.win, width=550, height=750, units='pix')
self.right_roi.pos=[deg2pix(12,win.monitor),deg2pix(0,win.monitor)]
self.right_roi.lineColor = [1, -1, -1]
self.right_roi.lineWidth = 10
self.attn_video=MovieStimulus(self.win, '', '', 'attn.mpg', attn_video_size)
class PreferentialGaze:
"""
Preferential gaze trial
"""
def __init__(self, win, actors, duration_frames, attn_video_size):
"""
Initialize class
:param win: window to use
:param actors: actors to show
:param duration_frames: how long to show (in frames)
"""
self.win = win
self.actors = actors
self.duration_frames = duration_frames
self.left_roi=visual.Rect(self.win, width=550, height=750, units='pix')
self.left_roi.pos=[deg2pix(-12,win.monitor),deg2pix(0,win.monitor)]
self.left_roi.lineColor = [1, -1, -1]
self.left_roi.lineWidth = 10
self.right_roi=visual.Rect(self.win, width=550, height=750, units='pix')
self.right_roi.pos=[deg2pix(12,win.monitor),deg2pix(0,win.monitor)]
self.right_roi.lineColor = [1, -1, -1]
self.right_roi.lineWidth = 10
self.attn_video=MovieStimulus(self.win, '', '', 'attn.mpg', attn_video_size)
def run(self, ns, eyetracker, mouse, gaze_debug, debug_sq):
"""
Run trial
:param ns: netstation connection
:param eyetracker: eyetracker
:return:
"""
# Show actors on random sides of screen
left_actor = None
right_actor = None
if np.random.rand() < 0.5:
self.actors[0].stim.pos = [-12, 0]
self.actors[1].stim.pos = [12, 0]
left_actor = self.actors[0].actor
right_actor = self.actors[1].actor
else:
self.actors[0].stim.pos = [12, 0]
self.actors[1].stim.pos = [-12, 0]
left_actor = self.actors[1].actor
right_actor = self.actors[0].actor
event.clearEvents()
mouse.clickReset()
resp=None
self.attn_video.reload(self.win)
self.win.callOnFlip(send_event, ns, eyetracker, 'pgat', 'pg attn', {'left': left_actor, 'rght': right_actor})
while resp is None:
while not self.attn_video.stim.status == visual.FINISHED and resp is None:
self.attn_video.stim.draw()
self.win.flip()
buttons, times = mouse.getPressed(getTime=True)
if buttons[0] and times[0]>0:
resp = 'l'
elif buttons[2] and times[2]>0:
resp = 'r'
self.attn_video.reload(self.win)
# Draw images
self.win.callOnFlip(send_event, ns, eyetracker, 'pgst', 'pg start', {'left': left_actor, 'rght': right_actor})
for i in range(self.duration_frames):
for actor in self.actors:
actor.stim.draw()
draw_eye_debug(gaze_debug, eyetracker, mouse)
if gaze_debug is not None:
self.left_roi.draw()
self.right_roi.draw()
if debug_sq is not None:
debug_sq.draw()
self.win.flip()
send_event(ns, eyetracker, 'pgen', "pg end", {'left': left_actor, 'rght': right_actor})
