def init_tracker(self):
self.tracker = eyelinker.EyeLinker(
self.experiment_window, self.experiment_name + '_' +
self.experiment_info['Subject Number'] + '.edf', 'BOTH')
self.tracker.initialize_graphics()
self.tracker.open_edf()
self.tracker.initialize_tracker()
self.tracker.send_tracking_settings()
from psychopy import visual
import eyelinker
monitor = monitors.Monitor('test_monitor', width=53, distance=70)
monitor.setSizePix([1920, 1080])
win = visual.Window([800, 600], units="pix", color=[0, 0, 0], monitor=monitor)
text_stim = visual.TextStim(win, 'Beginning EyeLinker test...')
text_stim.draw()
win.flip()
# Will attempt to default to MockEyeLinker if no tracker connected
tracker = eyelinker.EyeLinker(win, 'test.edf', 'BOTH')
# initialize
tracker.initialize_graphics()
tracker.open_edf()
tracker.initialize_tracker()
tracker.send_tracking_settings()
print('Initalization tests passed...')
time.sleep(1)
win.flip()
# most basic functionality
tracker.display_eyetracking_instructions()
tracker.setup_tracker() # forced setup
tracker.calibrate() # choice given
tracker.send_status('Recording...')
def run(self):
self.chdir()
print('Note: EDF file will be overwritten if identical subject numbers are used!')
ok = self.get_experiment_info_from_dialog(self.questionaire_dict)
if not ok:
print('Experiment has been terminated.')
sys.exit(1)
self.save_experiment_info()
self.open_csv_data_file()
self.open_window(screen=0)
self.display_text_screen('Loading...', wait_for_input=False)
self.tracker = eyelinker.EyeLinker(
self.experiment_window,
'CDET' + self.experiment_info['Subject Number'] + '.edf',
'BOTH'
)
self.tracker.initialize_graphics()
self.tracker.open_edf()
self.tracker.initialize_tracker()
self.tracker.send_calibration_settings()
for instruction in self.instruct_text:
self.display_text_screen(text=instruction)
self.tracker.display_eyetracking_instructions()
conditions = ['FreeGaze', 'Fixated']
random.shuffle(conditions)
for condition in conditions:
if condition == 'FreeGaze':
self.display_text_screen(text=freegaze_instruct_text)
else:
self.display_text_screen(text=fixated_instruct_text)
for block_num in range(self.number_of_blocks):
block = self.make_block()
self.tracker.setup_tracker()
self.display_text_screen(text='Get ready...', wait_for_input=False)
psychopy.core.wait(2)
for trial_num, trial in enumerate(block):
self.tracker.send_message('BLOCK %d' % block_num)
self.tracker.send_message('TRIAL %d' % trial_num)
status = '%s: Block %d, Trial %d' % (condition, block_num, trial_num)
self.tracker.send_status(status)
self.tracker.start_recording()
data = self.run_trial(trial, block_num, trial_num)
self.tracker.stop_recording()
data.update({'Condition': condition})
self.send_data(data)
self.save_data_to_csv()
if block_num + 1 != self.number_of_blocks:
self.display_break()
if condition == 'FreeGaze':
self.display_text_screen(text='Remember:\n\n' + freegaze_instruct_text)
else:
self.display_text_screen(text='Remember:\n\n' + fixated_instruct_text)
self.display_text_screen(
'The experiment is now over, please get your experimenter.',
bg_color=[0, 0, 255], text_color=[255, 255, 255],
wait_for_input=False)
psychopy.core.wait(10)
self.quit_experiment()