Exemplo n.º 1
0
    def initWindow(self):

        #        self.pp.setData(self.test_start)

        # something related to frame buffer, still trying to figure out what it is ...
        # visual.useFBO=True #if available (try without for comparison)

        # improve inter frame interval stability by changing the process priority
        if self.process_priority == 'normal':
            pass
        elif self.process_priority == 'high':
            core.rush(True)
        elif self.process_priority == 'realtime':
            # Only makes a diff compared to 'high' on Windows.
            core.rush(True, realtime=True)
        else:
            print 'Invalid process priority:', self.process_priority, "Process running at normal."
            self.process_priority = 'normal'

        self.win = visual.Window(fullscr=True,
                                 size=self.win_size,
                                 allowGUI=False,
                                 screen=0,
                                 monitor='testMonitor',
                                 color=self.bgcolor)
        self.win.setRecordFrameIntervals(True)

        # arise 'warning' level message if inter frame interval exceeds tolerance of 0.05ms
        self.win._refreshThreshold = 1 / 60.0 + 0.05
        logging.console.setLevel(logging.WARNING)
Exemplo n.º 2
0
def run_instructions(instruct_schedule_file, g):
    #instructions from schedule file along with audio
    core.rush(True)
    directory = os.path.dirname(instruct_schedule_file)
    fin = open(instruct_schedule_file, 'r')
    lines = fin.readlines()
    fin.close()
    slides = []
    for i in lines:
        slides.append(i.split(','))
    isounds = load_inst_sounds(slides, directory, g)
    i = 0
    while i < len(slides):
        i = max(
            i + do_one_slide(slides[i], isounds[i], directory, g), 0
        )  #do_one_slide may increment or decrement i, depending on whether session_params['right'] or session_params['left'] is pressed--don't let them go back on the first slide
    core.rush(False)
Exemplo n.º 3
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def accelerateComputer(slowFast, process_priority, disable_gc):
	# process_priority =  'normal' 'high' or 'realtime'
    if slowFast:
        if process_priority == 'normal':
            pass
        elif process_priority == 'high':
            core.rush(True)
        elif process_priority == 'realtime': # Only makes a diff compared to 'high' on Windows.
            core.rush(True, realtime = True)
        else:
            print('Invalid process priority:',process_priority,"Process running at normal.")
            process_priority = 'normal'
        if disable_gc:
            gc.disable()
    if slowFast==0: #turn off the speed-up
        if disable_gc:
            gc.enable()
        core.rush(False)
Exemplo n.º 4
0
#the ability to set the psychopy experiment runtime process priority
#and disable python garbage collection to see if either influences
#the precision of your frame flips.

import gc, numpy
from psychopy import visual, logging, core, event

nIntervals = 500
visual.useFBO = True  #if available (try without for comparison)
disable_gc = False
process_priority = 'normal'  # 'high' or 'realtime'

if process_priority == 'normal':
    pass
elif process_priority == 'high':
    core.rush(True)
elif process_priority == 'realtime':
    # Only makes a diff compared to 'high' on Windows.
    core.rush(True, realtime=True)
else:
    print 'Invalid process priority:', process_priority, "Process running at normal."
    process_priority = 'normal'

if disable_gc:
    gc.disable()

import matplotlib
matplotlib.use('Qt4Agg')  #change this to control the plotting 'back end'
import pylab

win = visual.Window([1280, 1024],
Exemplo n.º 5
0
    for SOA in SOA_list:

        corrected_SOA = SOA - 1  #correct for 10ms audio lag
        trial_count += 1

        fixation.draw()
        win.flip()
        #trigger fixation start here

        #jitter initial fixation
        jitter = random.randint(100, 150)
        for frameN in range(jitter):
            fixation.draw()
            win.flip()

        core.rush(True)  #give psychopy priority during stimulus presentation

        fixation.draw()
        win.flip()

        if corrected_SOA < 0:  #auditory then visual

            #beep
            beep.play()

            #SOA
            for frameN in range(-1 * corrected_SOA):
                fixation.draw()
                win.flip()

            #flash
Exemplo n.º 6
0
"""

from __future__ import division

import gc, numpy
from psychopy import visual, logging, core, event

nIntervals = 500
visual.useFBO = True  # if available (try without for comparison)
disable_gc = False
process_priority = 'normal'  # 'high' or 'realtime'

if process_priority == 'normal':
    pass
elif process_priority == 'high':
    core.rush(True)
elif process_priority == 'realtime':
    # Only makes a diff compared to 'high' on Windows.
    core.rush(True, realtime=True)
else:
    print 'Invalid process priority:', process_priority, "Process running at normal."
    process_priority = 'normal'

if disable_gc:
    gc.disable()

import matplotlib
matplotlib.use('Qt4Agg')  # change this to control the plotting 'back end'
import pylab

win = visual.Window([1280, 1024], fullscr=True, allowGUI=False, waitBlanking=True)
Exemplo n.º 7
0
from __future__ import division
from psychopy import visual, data, event, core, gui, parallel
import time
import numpy as np
from numpy import random
import os
import math
import pandas

send_eegtriggers = False
trigger_on_time = .04

core.rush(True)

if send_eegtriggers:
    # Address for the parallel port in the biosemi setup
    parallel.setPortAddress(0xC020)
    # this sends the trigger, usually initialize it at zero
    # then the trigger, then a wait-function for e.g. 30 ms, and zero again
    parallel.setData(0)
    core.wait(trigger_on_time)

#define amounts of everything
Ngratings = 2
Nresp = 2
Nfeedback = 2
Nrules = 2
Nparts = 8  #per block
Nblocks = 2
mean_switch = 30
std_switch = 15  #range around mean switch