from psychopy import visual
from psychopy import core
from psychopy import event

win = visual.Window(color='#000000',
                    fullscr=True,
                    allowGUI=False,
                    winType='pyglet',
                    units='deg')

####### BEGINNING OF THE EXPERIMENT ###########
from pypixxlib.propixx import PROPixxCTRL

pxctrl = PROPixxCTRL()
px_out = pxctrl.dout

def trigger(bit, t):
    """
    bit - number between 0 and 255
    t - duration of trigger
    triggers ProPixxControl
    returns trigger time, start and end of the function
    """
    start = core.getTime()  # start of the function
    wait = core.StaticPeriod()
    px_out.setBitValue(value=bit, bit_mask=0xFF)
    pxctrl.updateRegisterCache()
    wait.start(t)
    trig = core.getTime()
    wait.complete()
    px_out.setBitValue(value=0, bit_mask=0xFF)
    pxctrl.updateRegisterCache()
    end = core.getTime()  # end of the function
    return (trig, start, end)  # if start and end time removed 'return trig'
###############################################

# bt = run['condition_nr'][row] + 1  # zero is reserved for zeroing the channels
# stim1_tr, stim1_st, stim1_end = trigger(bt, 0.005)

########### TRIGGER IN EXP ####################
trigger(0, 0.005)  # zero out all the channels
while True:
	if event.getKeys(keyList=['space']):
		trigger_time, func_start, func_end = trigger(1, 0.005) # TRIGGER, save somewhere the data from those variables

	if event.getKeys(keyList=['q']):
		break
trigger(0, 0.005)  # zero out all the channels
###############################################

win.close()
core.quit()