FRAMES_PER_SEC = get_frame_rate(win)
clock_image = visual.ImageStim(win=win,
image=join('images', 'clock.png'),
interpolate=True,
size=config['CLOCK_SIZE'],
pos=config['CLOCK_POS'])
accept_box = AcceptBox(win, config["ACCEPT_BOX_POS"],
config["ACCEPT_BOX_SIZE"], config["ACCEPT_BOX_TEXT"],
config["START_BOX_COLOR"], config["START_TEXT_COLOR"],
config["END_BOX_COLOR"], config["END_TEXT_COLOR"])
feedback_positive = visual.TextStim(win=win,
text=read_text_from_file(
join('.', 'messages',
"feedback_positive.txt")),
antialias=True,
font=u'Arial',
height=config['FEEDBACK_SIZE'],
wrapWidth=win.size[0],
color=u'black',
alignHoriz='center',
alignVert='center',
pos=config["FEEDBACK_POS"])
feedback_negative = visual.TextStim(win=win,
text=read_text_from_file(
join('.', 'messages',
"feedback_negative.txt")),
antialias=True,
def ophthalmic_procedure(win,
screen_res,
frames_per_sec,
trigger_no,
triggers_list,
text_size,
send_eeg_triggers=False,
send_nirs_triggers=False,
port_eeg=None,
port_nirs=None,
vis_offset=60,
secs_of_msg=5,
secs_of_blinks=9,
secs_of_saccades=9,
exit_key='f7'):
"""
:param port_nirs:
:param port_eeg:
:param send_nirs_triggers:
:param text_size:
:param triggers_list:
:param trigger_no:
:param frames_per_sec:
:param screen_res:
:param win:
:param send_eeg_triggers:
:param vis_offset: No of pixels of margin between fixation crosses and screen border
:param secs_of_msg:
:param secs_of_blinks:
:param secs_of_saccades:
:return:
"""
logging.info('Starting ophthalmic procedure... ')
# prepare stim's
ophthalmic_info = read_text_from_file(
os.path.join('.', 'messages', 'ophthalmic_instruction.txt'))
corners_info = read_text_from_file(
os.path.join('.', 'messages', 'ophthalmic_corners.txt'))
ophthalmic_info = visual.TextStim(win=win,
font=u'Arial',
text=ophthalmic_info,
height=text_size,
wrapWidth=screen_res['width'],
color=u'black')
corners_info = visual.TextStim(win=win,
font=u'Arial',
text=corners_info,
height=text_size,
wrapWidth=screen_res['width'],
color=u'black')
# crosses are located in corners
crosses = [[x, y] for x in [
-screen_res['width'] / 2 + vis_offset, screen_res['width'] / 2 -
vis_offset
] for y in [
-screen_res['height'] / 2 + vis_offset, screen_res['height'] / 2 -
vis_offset
]]
crosses = [
visual.TextStim(win=win,
text=u'+',
height=3 * text_size,
color=u'black',
pos=pos) for pos in crosses
]
ophthalmic_info.setAutoDraw(True)
for _ in range(frames_per_sec * secs_of_msg):
win.flip()
check_exit(exit_key)
ophthalmic_info.setAutoDraw(False)
win.flip()
for frame_counter in range(frames_per_sec * secs_of_blinks):
if frame_counter % frames_per_sec == 0:
trigger_no, triggers_list = prepare_trigger(
trigger_type=TriggerTypes.BLINK,
trigger_no=trigger_no,
triggers_list=triggers_list)
send_trigger(port_eeg=port_eeg,
port_nirs=port_nirs,
trigger_no=trigger_no,
send_eeg_triggers=send_eeg_triggers,
send_nirs_triggers=send_nirs_triggers)
win.flip()
check_exit(exit_key)
corners_info.setAutoDraw(True)
for _ in range(frames_per_sec * secs_of_msg):
win.flip()
check_exit(exit_key)
corners_info.setAutoDraw(False)
[item.setAutoDraw(True) for item in crosses]
for frame_counter in range(frames_per_sec * secs_of_saccades):
if frame_counter % frames_per_sec == 0:
trigger_no, triggers_list = prepare_trigger(
trigger_type=TriggerTypes.BLINK,
trigger_no=trigger_no,
triggers_list=triggers_list)
send_trigger(port_eeg=port_eeg,
port_nirs=port_nirs,
trigger_no=trigger_no,
send_eeg_triggers=send_eeg_triggers,
send_nirs_triggers=send_nirs_triggers)
win.flip()
check_exit(exit_key)
[item.setAutoDraw(False) for item in crosses]
win.flip()
logging.info('Ophthalmic procedure finished correctly!')
return trigger_no, triggers_list
def run_trial(trial, config, response_clock, clock_image, mouse, win, fixation, stim_time,
instruction=None, training=False, training_trial_idx=None):
win.callOnFlip(response_clock.reset)
win.flip()
while response_clock.getTime() < config["FIXATION_TIME"]:
fixation.draw(win)
win.flip()
acc = -1
chosen_answer = {"word": None, "length": None, "category": None}
rt = None
trial.set_auto_draw(True)
if instruction is not None:
instruction.setAutoDraw(True)
clock_is_shown = False
win.callOnFlip(response_clock.reset)
win.flip()
event.clearEvents()
while response_clock.getTime() < stim_time and acc == -1:
for idx, frame in enumerate(trial.frames):
if frame.contains(mouse.getPos()) and config["SHOW_FRAMES"]:
frame.draw()
if mouse.isPressedIn(frame):
chosen_answer = trial.info["answers"][idx]
acc = chosen_answer == trial.info["task"]
rt = response_clock.getTime()
break
if clock_image is not None and \
not clock_is_shown and \
config["STIM_TIME"] - response_clock.getTime() < config["SHOW_CLOCK"]:
clock_image.setAutoDraw(True)
clock_is_shown = True
win.flip()
check_exit()
win.flip()
if clock_image is not None:
clock_image.setAutoDraw(False)
if training:
if acc == 1:
feedback_file_name = "feedback_positive.txt"
elif acc == -1:
feedback_file_name = "feedback_no_answer.txt"
else:
feedback_file_name = "feedback_negative.txt"
text = read_text_from_file(join('.', 'messages', feedback_file_name)) + \
read_text_from_file(join('.', 'messages', "feedback_info_{}.txt".format(training_trial_idx + 1)))
feedback = visual.TextStim(win=win, height=config['FEEDBACK_SIZE'], alignHoriz='center', alignVert='center',
font=u'Arial', pos=config["FEEDBACK_POS"], text=text, wrapWidth=win.size[0],
color=config["FEEDBACK_COLOR"])
feedback.setAutoDraw(True)
answer_idx = trial.info["answers"].index(trial.info["task"])
trial.frames[answer_idx].lineColor = config["FRAME_COLOR_CORR"]
trial.frames[answer_idx].setAutoDraw(True)
if not acc:
chosen_idx = trial.info["answers"].index(chosen_answer)
trial.frames[chosen_idx].lineColor = config["FRAME_COLOR_WRONG"]
trial.frames[chosen_idx].setAutoDraw(True)
win.flip()
event.waitKeys(keyList=['space'])
feedback.setAutoDraw(False)
trial.set_auto_draw(False)
if instruction is not None:
instruction.setAutoDraw(False)
win.flip()
time.sleep(config["WAIT_TIME"] + random.uniform(config["WAIT_JITTER"][0], config["WAIT_JITTER"][1]))
return chosen_answer, acc, rt
color=config["FIXATION_COLOR"])
mouse = event.Mouse()
response_clock = core.Clock()
in_trial_instruction = None
if config["SHOW_IN_TRIAL_INSTRUCTION"]:
in_trial_instruction = visual.TextStim(
win=win,
height=config['IN_TRIAL_INSTRUCTION_SIZE'],
alignHoriz='center',
alignVert='center',
font=u'Arial',
pos=config["IN_TRIAL_INSTRUCTION_POS"],
text=read_text_from_file(
join('.', 'messages', "in_trial_instruction.txt")),
wrapWidth=win.size[0],
color=config["IN_TRIAL_INSTRUCTION_COLOR"])
# TRAINING 1
# show_info(win, join('.', 'messages', "instruction1.txt"), text_size=config['TEXT_SIZE'], screen_width=SCREEN_RES[0])
show_image(win,
"instruction_1.jpg",
size=config["INSTRUCTION_SIZE_TRAINING_1"])
training = True
training_trials_info = load_training_trials("training_1_trials.yaml")
training_trials = create_training_trials(config, win, training_trials_info)
train_clock = clock_image if config["SHOW_CLOCK_IN_TRAINING_1"] else None
for i, t in enumerate(training_trials):
chosen_answer, acc, rt = run_trial(
trial=t,
config["ACCEPT_BOX_SIZE"], config["ACCEPT_BOX_TEXT"],
config["START_BOX_COLOR"], config["START_TEXT_COLOR"],
config["END_BOX_COLOR"], config["END_TEXT_COLOR"])
mouse = event.Mouse()
response_clock = core.Clock()
trial_nr = 1
# TRAINING
# show_info(win, join('.', 'messages', "instruction1.txt"), text_size=config['TEXT_SIZE'], screen_width=SCREEN_RES[0])
show_image(win, "instrukcja_1.jpg", size=SCREEN_RES)
show_image(win, "instrukcja_2.jpg", size=SCREEN_RES)
# show_image(window, 'instruction.png', SCREEN_RES)
for item in config["TRAINING_TRIALS"]:
text = read_text_from_file(join('.', 'messages', "feedback_positive.txt")) + \
read_text_from_file(join('.', 'messages', "feedback_info_{}.txt".format(item)))
feedback_positive = visual.TextStim(win=win,
text=text,
antialias=True,
font=u'Arial',
height=config['FEEDBACK_SIZE'],
wrapWidth=win.size[0],
color=u'black',
alignHoriz='center',
alignVert='center',
pos=config["FEEDBACK_POS"])
text = read_text_from_file(join('.', 'messages', "feedback_negative.txt")) + \
read_text_from_file(join('.', 'messages', "feedback_info_{}.txt".format(item)))
feedback_negative = visual.TextStim(win=win,