def __init__(self, win, io_config="eyelink1000.yaml", enabled=True):
"""Initialization of class with address required
:param str msg: Marker/message to be sent to tracker
"""
#Populate defaults
self.enabled = enabled
self.io_config = io_config
self.win = win
self.eyetracker = False
self.io = False
#Initialize eyetracker if enabled (via enabled)
if self.enabled == True:
from psychopy.iohub import EventConstants, ioHubConnection, load, Loader
#Load the specified iohub configuration file converting it to a python dict.
io_config_data = load(file(self.io_config, 'r'), Loader=Loader)
#Create an ioHubConnection instance, which starts the ioHubProcess, and informs it of the requested devices and their configurations.
self.io = ioHubConnection(io_config_data)
#Create a link to the tracker via iohub
if self.io.getDevice('tracker'):
self.eyetracker = self.io.getDevice('tracker')
# Load the specified iohub configuration file
# converting it to a python dict.
#
io_config = load(file('./SRR_eyelink_std.yaml', 'r'), Loader=Loader)
# Add / Update the session code to be unique. Here we use the psychopy
# getDateStr() function for session code generation
#
session_info = io_config.get('data_store').get('session_info')
session_info.update(code="S_%s" % (getDateStr()))
# Create an ioHubConnection instance, which starts the ioHubProcess, and
# informs it of the requested devices and their configurations.
#
io = ioHubConnection(io_config)
keyboard = io.devices.keyboard
eyetracker = io.devices.tracker
# print(io.getProcessAffinity())
# Start by running the eye tracker default setup procedure.
# The details of the setup procedure (calibration, validation, etc)
# are unique to each implementation of the Common Eye Tracker Interface.
# All have the common end goal of calibrating the eye tracking system
# prior to data collection.
#
# Please see the eye tracker interface implementation details for the
# hardware being used at:
# http://www.isolver-solutions.com/iohubdocs/iohub/api_and_manual/device_details/eyetracker.html#eye-tracking-hardware-implementations
#
# Ensure that relative paths start from the same directory as this script
_thisDir = os.path.dirname(os.path.abspath(__file__))
os.chdir(_thisDir)
# ====================================================================================
# EyeLink
et = 1 # eye-tracking on or off
if et:
from psychopy.iohub import EventConstants,ioHubConnection,load,Loader
# Load the specified iohub configuration file converting it to a python dict.
io_config = load(file('SRR_eyelink_std.yaml','r'), Loader=Loader)
#eyeLink = ("100.1.1.1")
session_info = io_config.get('data_store').get('session_info')
session_info.update(code="S_%s"%(getDateStr()))
io = ioHubConnection(io_config)
else:
from psychopy.iohub import launchHubServer
io = launchHubServer()
kb_device = io.devices.keyboard
if et:
el = io.devices.tracker
el.runSetupProcedure()
# Store info about the experiment session
expName = 'mcbsf' # from the Builder filename that created this script
expInfo = {u'session': u'1', u'participant': u'1'}
#dlg = gui.DlgFromDict(dictionary=expInfo, title=expName) # dialogue box
#if dlg.OK == False: core.quit() # user pressed cancel
expInfo['time'] = getDateStr('%Y-%m-%d_%H%M')
