def run_exp():
#control.run_test_suite()
#control.set_develop_mode(True)
# init
control.defaults.initialize_delay = 0
exp = design.Experiment(background_colour=(0, 0, 0))
control.initialize(exp)
# stimuli
stimulus = expyriment.stimuli.Rectangle((1000, 1000))
blank = expyriment.stimuli.BlankScreen()
# stimuli preload
stimulus.preload()
blank.preload()
# main loop
mean = 0
for k in range(1, 1000):
t = stimulus.present()
t += blank.present()
mean += t
print(t, mean / k)
exp.clock.wait(500)
control.end()
def close_display(experiment): """See openexp._canvas.legacy""" control.end()
exp.add_block(exp.blocks[0].copy())
# IO
trigger = exp.keyboard # For USB (keyboad emulation) trigger
#trigger = io.TriggerInput(io.ParallelPort(SCAN_TRIGGER_LTP_ADDRESS)) # For LTP trigger
# RUN
control.start()
stimuli.TextLine("Waiting for trigger...").present()
trigger.wait(SCAN_TRIGGER) # Initial scanner sync
exp.clock.reset_stopwatch()
for block in exp.blocks:
start = exp.clock.stopwatch_time
block.trials[0].stimuli[1].play()
exp.clock.wait((BLOCK_LENGTH * TR - TR/2) * 1000 - \
block.trials[0].stimuli[0].present(),
function=exp.keyboard.check)
protocol.add_event(block.get_factor("Condition"), start,
exp.clock.stopwatch_time)
trigger.wait(SCAN_TRIGGER) # Sync to scanner for next block start
if not os.path.isdir("protocols"):
os.mkdir("protocols")
protocol.export_to_brainvoyager(
exp.name,
"protocols"+os.path.sep+exp.name+"_"+"S"+repr(exp.subject).zfill(2))
control.end()
use_mouse = True)
### start ###
control.start(exp)
stimuli.TextScreen(heading= "Numerosity Production Task",
text="Use mouse wheel or up/down keys to change numerosity.\n" +
"Press mouse button or ENTER to accept estimation.").present()
exp.keyboard.wait()
exp.data_variable_names = ["estimation", "latency"]
while True:
# make numerosity production estimation
estim, rt = npt.estimation(max_number = 100, start_value = 0,
scroll_out_direction = "E")
# save data
exp.data.add([estim, rt])
stimuli.TextScreen(heading="The estimation was: {0}".format(estim),
text = "Another trial (y/n)").present()
key, _ = exp.keyboard.wait([ord('y'), ord('n')])
if key == ord('n'):
break
control.end(goodbye_text="bye bye", goodbye_delay=5)
ss, llamt, lldel = itc_stair(kval, trial)
# collect behavior
button, rt = response_device.wait_char(['f','j'])
# present ITI screen
fixcross.present()
exp.clock.wait(random.randint(300,500))
# adjust the k estimate
if 'f' in button:
kval = kval + step
ll = 0
elif 'j' in button:
kval = kval - step
ll = 1
# keep track of k values
kvals = numpy.concatenate((kvals, numpy.array([kval])))
# decrease step size if a k is revisited within 5 consequetive trials
if trial > 4 and len(numpy.unique(kvals[-5:]))<=4:
step = step *.95
# add data to file
exp.data.add([trial, round(kval,3), ss[0], ss[1], llamt, lldel, ll, rt])
trial = trial + 1
# End Experiment
control.end(goodbye_text=None, goodbye_delay=None, fast_quit=None)
#execfile('runFitK.py',)
''' Custom settings ''' # switch off opengl to avoid screen refesh sync control.defaults.open_gl = False # Fast open close and windowed; default: False #control.set_develop_mode(True) control.defaults.initialize_delay = 0 ''' Prepare experiment ''' exp = design.Experiment(name="MusicTraining") control.initialize(exp) musicsheet = MusicSheet(screen_size=exp.screen.size) control.start(subject_id=45) stimuli.BlankScreen().present(clear=True, update=False) musicsheet.Field.present(clear=False, update=True) # Wait for button press key, rt = exp.keyboard.wait(constants.K_ALL_LETTERS) control.end(goodbye_text='Thats it', goodbye_delay=1000)
"""
A very short example experiment in 16 lines of pure code.
Participants have to indicate the parity of digits by pressing
the left arrow key for odd and the right arrow key for even numbers.
"""
from expyriment import control, stimuli, design, misc
digit_list = [1, 2, 3, 4, 6, 7, 8, 9] * 12
design.randomize.shuffle_list(digit_list)
exp = control.initialize()
exp.data_variable_names = ["digit", "btn", "rt", "error"]
control.start(exp)
for digit in digit_list:
target = stimuli.TextLine(text=str(digit), text_size=80)
exp.clock.wait(500 - stimuli.FixCross().present() - target.preload())
target.present()
button, rt = exp.keyboard.wait([misc.constants.K_LEFT, misc.constants.K_RIGHT])
error = (button == misc.constants.K_LEFT) == digit%2
if error: stimuli.Tone(duration=200, frequency=2000).play()
exp.data.add([digit, button, rt, int(error)])
exp.clock.wait(1000 - stimuli.BlankScreen().present() - target.unload())
control.end(goodbye_text="Thank you very much...", goodbye_delay=2000)
exp.swap_blocks(0, 1)
# Run the actual experiment
for block in exp.blocks:
# Show instruction screen
if block.get_factor("mapping") == "left_odd":
instruction = "Press LEFT arrow key for ODD\n" + \
"and RIGHT arrow key for EVEN numbers."
else:
instruction = "Press RIGHT arrow key for ODD\n" + \
"and LEFT arrow key for EVEN numbers."
stimuli.TextScreen("Indicate the parity of the numbers", instruction +
"\n\nPress space bar to start training.").present()
exp.keyboard.wait(constants.K_SPACE)
#training trials
for cnt in range(0, no_training_trials):
trial = block.get_random_trial()
run_trial(-1 * (1 + cnt), trial) #training trails has negative trial numbers
# Show instruction screen
stimuli.TextScreen("Attention!", instruction +
"\n\nThe experimental block starts now.").present()
exp.keyboard.wait(constants.K_SPACE)
# experimental trials
for cnt, trial in enumerate(block.trials):
run_trial(cnt, trial)
####### END EXPERIMENT ########
control.end(goodbye_text="Thank you very much for participating in our experiment",
goodbye_delay=5000)
def close_display(experiment): control.end()
def runtimeerror(exp, text):
stimuli.TextScreen("ERROR", text).present()
exp.keyboard.wait()
control.end()
udp.send(rc.Command.QUIT)
exit()
def start(remote_control,
ask_filename,
device_ids,
sensor_names,
calibration_folder,
device_name_prefix="Dev",
write_Fx = True,
write_Fy = True,
write_Fz = True,
write_Tx = False,
write_Ty = False,
write_Tz = False,
write_trigger1 = True,
write_trigger2 = False,
zip_data=False,
reverse_scaling = None):
"""start gui
remote_control should be None (ask) or True or False
reverse scaling: dictionary with rescaling (see SensorSetting)
key: device_id, value: list of parameter names (e.g., ["Fx"])
returns False only if quited by key while waiting for remote control
"""
if not isinstance(device_ids, (list, tuple)):
device_ids = [device_ids]
if not isinstance(sensor_names, (list, tuple)):
sensor_names = [sensor_names]
timer = Timer()
sensors = []
for d_id, sn in zip(device_ids, sensor_names):
try:
reverse_parameter_names = reverse_scaling[d_id]
except:
reverse_parameter_names = []
sensors.append(SensorSettings(device_id = d_id,
device_name_prefix=device_name_prefix,
sensor_name = sn,
sync_timer=timer,
calibration_folder=calibration_folder,
reverse_parameter_names=reverse_parameter_names,
rate = config.sampling_rate))
# expyriment
control.defaults.initialize_delay = 0
control.defaults.pause_key = None
control.defaults.window_mode = True
control.defaults.window_size = (1000, 700)
control.defaults.fast_quit = True
control.defaults.open_gl = False
control.defaults.event_logging = 0
exp = design.Experiment(text_font=config.window_font)
exp.set_log_level(0)
filename = "output.csv"
remote_control = initialize(exp, remote_control=remote_control)
logo_text_line("Initializing Force Recording").present()
recorder = DataRecorder(sensors, timer=timer,
poll_udp_connection=True,
write_deviceid = len(device_ids)>1,
write_Fx = write_Fx,
write_Fy = write_Fy,
write_Fz = write_Fz,
write_Tx = write_Tx,
write_Ty = write_Ty,
write_Tz = write_Tz,
write_trigger1= write_trigger1,
write_trigger2= write_trigger2)
sleep(0.2) # wait for lib init
recorder.determine_biases(n_samples=500)
if remote_control:
logo_text_line("Waiting to connect (my IP: {0})".format(
recorder.udp.ip_address)).present()
while not recorder.udp.event_is_connected.is_set():
key = exp.keyboard.check(check_for_control_keys=False)
if key == misc.constants.K_q or key == misc.constants.K_ESCAPE:
recorder.quit()
control.end()
return False
sleep(0.01)#
logo_text_line("Wait for filename").present()
while True:
try:
x = recorder.udp.receive_queue.get_nowait()
x = x.string
except:
x = None
if x is not None and x.startswith(RcCmd.FILENAME):
filename = x.replace(RcCmd.FILENAME, "")
break
exp.keyboard.check()
sleep(0.01)
else:
if ask_filename:
bkg = logo_text_line("")
filename = io.TextInput("Filename", background_stimulus=bkg).get()
filename = filename.replace(" ", "_")
recorder.open_data_file(filename,
directory="data",
zipped=zip_data,
time_stamp_filename=False,
comment_line="")
main_loop(exp, recorder=recorder,
remote_control=remote_control)
recorder.quit()
control.end()
return True
def end():
if trakstar is not None:
#logo_text_line(text="Closing trakSTAR").present()
trakstar.close_data_file()
trakstar.close()
control.end("Quitting Pytrak",goodbye_delay=0, fast_quit=True)
s = stimuli.TextLine(sentence,text_bold=True,text_size=25,\
text_colour=(255,255,255),position=(0, 100))
t.set_factor("sentence", sentence)
t.add_stimulus(s)
block.add_trial(t)
exp.add_block(block)
exp.add_data_variable_names(["sentence", "agreement"])
#Starting
control.start()
instructions_1.present()
kb.wait(misc.constants.K_SPACE)
instructions_2.present()
kb.wait(misc.constants.K_SPACE)
for trial in exp.blocks[0].trials:
BB = io.TouchScreenButtonBox(list_img)
BB.create()
BB.add_stimulus(trial.stimuli[0])
BB.show()
mouse.show_cursor()
button, rt = BB.wait()
agreement = get_resp(button)
exp.data.add([trial.get_factor("sentence"), agreement])
exp.screen.clear()
exp.screen.update()
exp.clock.wait(1500)
#Ending
control.end()