def __init__(self, initial_time_offset, rootScriptPathDir, config=None):
import ioHub
Computer.isIoHubProcess=True
Computer.globalClock=ioHub.ioClock(None,initial_time_offset)
self._hookManager=None
self.emrt_file=None
self.config=config
self.devices=[]
self.deviceMonitors=[]
self.sessionInfoDict=None
self.experimentInfoList=None
self.filterLookupByInput={}
self.filterLookupByOutput={}
self.filterLookupByName={}
ioServer.eventBuffer=deque(maxlen=config.get('global_event_buffer',2048))
ioServer._logMessageBuffer=deque(maxlen=128)
self._running=True
# start UDP service
self.udpService=udpServer(self,':%d'%config.get('udpPort',9000))
# read temp paths file
ioHub.data_paths=None
try:
expJsonPath=os.path.join(rootScriptPathDir,'exp.paths')
f=open(expJsonPath,'r')
ioHub.data_paths=msgpack.loads(f.read())
f.flush()
f.close()
os.remove(expJsonPath)
except:
pass
#ioHub.print2err("#### ioHub.data_paths: ",ioHub.data_paths)
self._all_device_config_errors=dict()
device_instance_list=[]
try:
#built device list and config from yaml config settings
for iodevice in config.get('monitor_devices',()):
for device_class_name,deviceConfig in iodevice.iteritems():
#ioHub.print2err("======================================================")
#ioHub.print2err("Started load process for: {0}".format(device_class_name))
device_instance_and_config=self.addDeviceToMonitor(device_class_name,deviceConfig)
if device_instance_and_config:
device_instance_list.append(device_instance_and_config)
else:
ioHub.print2err('## Device was not started by the ioHub Server: ',device_class_name)
raise ioHub.ioHubError("Device config validation failed")
DeviceConstants.addClassMappings()
EventConstants.addClassMappings()
except:
ioHub.print2err("Error during device creation ....")
ioHub.printExceptionDetailsToStdErr()
raise ioHub.ioHubError("Error during device creation ....")
try:
# dataStore setup
if 'data_store' in config:
experiment_datastore_config=config.get('data_store')
default_datastore_config_path=os.path.join(ioHub.IO_HUB_DIRECTORY,'ioDataStore','default_iodatastore.yaml')
_dslabel,default_datastore_config=load(file(default_datastore_config_path,'r'), Loader=Loader).popitem()
for default_key,default_value in default_datastore_config.iteritems():
if default_key not in experiment_datastore_config:
experiment_datastore_config[default_key]=default_value
#ioHub.print2err("Merged ioDataStoreConfig: {0}".format(experiment_datastore_config))
if experiment_datastore_config.get('enable', True):
#ioHub.print2err("Creating ioDataStore....")
if ioHub.data_paths is None:
resultsFilePath=rootScriptPathDir
else:
resultsFilePath=ioHub.data_paths[u'IOHUB_DATA']
self.createDataStoreFile(experiment_datastore_config.get('filename','events')+'.hdf5',resultsFilePath,'a',experiment_datastore_config)
#ioHub.print2err("Created ioDataStore.")
except:
ioHub.print2err("Error during ioDataStore creation....")
ioHub.printExceptionDetailsToStdErr()
self.log("Adding ioServer and DataStore event listeners......")
# add event listeners for saving events
if self.emrt_file is not None:
for device_instance,device_instance_config,eventIDs in device_instance_list:
if device_instance_config['save_events']:
device_instance._addEventListener(self.emrt_file,eventIDs)
self.log("DataStore listener for device added: device: %s eventIDs: %s"%(device_instance.__class__.__name__,eventIDs))
#ioHub.print2err("DataStore listener for device added: device: %s eventIDs: %s"%(device_instance.__class__.__name__,eventIDs))
else:
#ioHub.print2err("DataStore saving disabled for device: %s"%(device_instance.__class__.__name__,))
self.log("DataStore saving disabled for device: %s"%(device_instance.__class__.__name__,))
else:
#ioHub.print2err("DataStore Not Evabled. No events will be saved.")
self.log("DataStore Not Enabled. No events will be saved.")
# try:
# #built filter graph and config from yaml config settings
# for iofilters in config.get('filters',()):
# for filter_class,filterConfig in iofilters.iteritems():
# self.addFilterToMonitor(filter_class,filterConfig)
# except:
# ioHub.print2err("Error during filter creation ....")
# ioHub.printExceptionDetailsToStdErr()
deviceDict=ioServer.deviceDict
iohub=self
if ('Mouse' in deviceDict or 'Keyboard' in deviceDict):
if Computer.system == 'win32':
iohub.log("Creating pyHook Monitors....")
#ioHub.print2err("Creating pyHook Monitors....")
class pyHookDevice(object):
def __init__(self):
import pyHook
self._hookManager=pyHook.HookManager()
if 'Mouse' in deviceDict:
#ioHub.print2err("Hooking Mouse.....")
self._hookManager.MouseAll = deviceDict['Mouse']._nativeEventCallback
self._hookManager.HookMouse()
if 'Keyboard' in deviceDict:
#ioHub.print2err("Hooking Keyboard.....")
self._hookManager.KeyAll = deviceDict['Keyboard']._nativeEventCallback
self._hookManager.HookKeyboard()
iohub.log("WindowsHook PumpEvents Periodic Timer Created.")
def _poll(self):
import pythoncom
# PumpWaitingMessages returns 1 if a WM_QUIT message was received, else 0
if pythoncom.PumpWaitingMessages() == 1:
raise KeyboardInterrupt()
#ioHub.print2err("Creating pyHook Monitor......")
hookMonitor=DeviceMonitor(pyHookDevice(),0.00375)
self.deviceMonitors.append(hookMonitor)
#ioHub.print2err("Created pyHook Monitor.")
elif Computer.system == 'linux2':
# TODO: consider switching to xlib-ctypes implementation of xlib
# https://github.com/garrybodsworth/pyxlib-ctypes
iohub.log("Creating pyXHook Monitors....")
import ioHub.devices.pyXHook
self._hookManager = ioHub.devices.pyXHook.HookManager()
if 'Keyboard' in deviceDict:
ioHub.print2err("Hooking Keyboard.....")
self._hookManager.HookKeyboard()
self._hookManager.KeyDown = deviceDict['Keyboard']._nativeEventCallback
self._hookManager.KeyUp = deviceDict['Keyboard']._nativeEventCallback
if 'Mouse' in deviceDict:
ioHub.print2err("Hooking Mouse.....")
self._hookManager.HookMouse()
self._hookManager.MouseAllButtonsDown = deviceDict['Mouse']._nativeEventCallback
self._hookManager.MouseAllButtonsUp = deviceDict['Mouse']._nativeEventCallback
self._hookManager.MouseAllMotion = deviceDict['Mouse']._nativeEventCallback
#ioHub.print2err("Starting pyXHook.HookManager.....")
self._hookManager.start()
iohub.log("pyXHook Thread Created.")
#ioHub.print2err("pyXHook.HookManager thread created.")
else: # OSX
if 'Mouse' in deviceDict:
mouseHookMonitor=DeviceMonitor(deviceDict['Mouse'],0.004)
self.deviceMonitors.append(mouseHookMonitor)
deviceDict['Mouse']._CGEventTapEnable(deviceDict['Mouse']._tap, True)
if 'Keyboard' in deviceDict:
kbHookMonitor=DeviceMonitor(deviceDict['Keyboard'],0.004)
self.deviceMonitors.append(kbHookMonitor)
deviceDict['Keyboard']._CGEventTapEnable(deviceDict['Keyboard']._tap, True)
# import ioHub.devices.pyXHook
#
# self._hookManager = ioHub.devices.pyXHook.HookManager()
# if 'Keyboard' in deviceDict:
# ioHub.print2err("Hooking Keyboard.....")
# self._hookManager.HookKeyboard()
# self._hookManager.KeyDown = deviceDict['Keyboard']._nativeEventCallback
# self._hookManager.KeyUp = deviceDict['Keyboard']._nativeEventCallback
# if 'Mouse' in deviceDict:
# ioHub.print2err("Hooking Mouse.....")
# self._hookManager.HookMouse()
# self._hookManager.MouseAllButtonsDown = deviceDict['Mouse']._nativeEventCallback
# self._hookManager.MouseAllButtonsUp = deviceDict['Mouse']._nativeEventCallback
# self._hookManager.MouseAllMotion = deviceDict['Mouse']._nativeEventCallback
#
# #ioHub.print2err("Starting pyXHook.HookManager.....")
# self._hookManager.start()
# iohub.log("pyXHook Thread Created.")
#ioHub.print2err("pyXHook.HookManager thread created.")
self.log("Time Offset: {0}".format(initial_time_offset))
self._mainloop=None
self._eyetracker_info=None
self._requested_product_id=None
self._requested_model=None
self._eyetracker=None
def __del__(self):
if self._mainloop:
self.disconnect()
# test script
if __name__ == '__main__':
#init global clock manually for test
_initial_clock_offset=ioHub.highPrecisionTimer()
Computer.globalClock=ioHub.ioClock(None,_initial_clock_offset,False)
TobiiTrackerBrowser.start()
print ">> Return first device detected and print details dict: "
tracker_info=TobiiTrackerBrowser.findDevice()
if tracker_info:
print "Success: ",tracker_info
print '\tDetails:'
for k,v in TobiiTrackerBrowser.getTrackerDetails(tracker_info.product_id).iteritems():
print '\t',k,':',v
else:
print 'ERROR: No Tracker Found.'
print ''
print ">> Return first Tobii T120 detected: "
