def start(cls):
if TobiiTrackerBrowser._mainloop is None:
TobiiPy.init()
TobiiTrackerBrowser._mainloop = TobiiPyMainloopThread()
TobiiTrackerBrowser._mainloop.start()
TobiiTrackerBrowser._event_queue=Queue.Queue()
TobiiTrackerBrowser._browser = TobiiPyEyetrackerBrowser(TobiiTrackerBrowser._mainloop, TobiiTrackerBrowser.on_eyetracker_browser_event)
cls._active=True
def initLibrary(self):
""" Mandatory initialization of the whole library """
# TOBII SDK
try:
if (not self.simul):
sdk.init()
self.mainLoopThread = sdk.mainloop.MainloopThread()
self.mainLoopThread.start()
except Exception, e:
print e
def __init__(
self,
eyetracker_info=None,
product_id=None,
model=None,
mainloop=None,
create_sync_manager=True):
self._eyetracker_info = eyetracker_info
self._requested_product_id = product_id
self._requested_model = model
self._mainloop = mainloop
self._eyetracker = None
self._queue = None
self._tobiiClock = None
self._getTobiiClockResolution = None
self._getTobiiClockTime = None
self._sync_manager = None
self._syncTimeEventDeque = None
self._isRecording = False
if eyetracker_info is None:
if not TobiiTrackerBrowser.isActive():
TobiiTrackerBrowser.start()
self._eyetracker_info = TobiiTrackerBrowser.findDevice(
model, product_id)
if self._eyetracker_info:
self._mainloop = TobiiTrackerBrowser.getMainLoop()
TobiiTrackerBrowser.stop()
else:
self._eyetracker_info = TobiiTrackerBrowser.findDevice(
model, product_id)
if self._eyetracker_info is None:
raise exceptions.BaseException(
'Could not find a Tobii Eye Tracker matching requirements.')
if self._mainloop is None:
if TobiiTrackerBrowser.isActive():
self._mainloop = TobiiTrackerBrowser.getMainLoop()
else:
TobiiPy.init()
self._mainloop = TobiiPyMainloopThread()
self._mainloop.start()
self._queue = Queue.Queue()
TobiiPyEyeTracker.create_async(
self._mainloop,
self._eyetracker_info,
self.on_eyetracker_created)
stime = getTime()
while getTime() - stime < 10.0:
try:
event = self._queue.get(block=True, timeout=.1)
if isinstance(event, TobiiTrackerCreatedEvent):
self._eyetracker = event.tracker_object
self._eyetracker.events.OnFramerateChanged += self.on_external_framerate_change
if hasattr(
self._eyetracker.events,
'OnHeadMovementBoxChanged'):
self._eyetracker.events.OnHeadMovementBoxChanged += self.on_head_box_change
elif hasattr(self._eyetracker.events, 'OnTrackBoxChanged'):
self._eyetracker.events.OnTrackBoxChanged += self.on_head_box_change
else:
print 'WARNING: TobiiClasses could not set callback hook for "self.on_head_box_change".'
self._eyetracker.events.OnXConfigurationChanged += self.on_x_series_physical_config_change
break
self._queue.task_done()
except Queue.Empty:
pass
if self._eyetracker is None:
raise exceptions.BaseException(
'Could not connect to Tobii. Timeout.')
if create_sync_manager:
self._eyetracker.events.OnError += self.on_eyetracker_error
self._tobiiClock = TobiiPyClock()
self._getTobiiClockResolution = self._tobiiClock.get_resolution
self._getTobiiClockTime = self._tobiiClock.get_time
self._syncTimeEventDeque = collections.deque(maxlen=32)
self._sync_manager = TobiiPySyncManager(self._tobiiClock,
self._eyetracker_info,
self._mainloop,
self.on_sync_error,
self.on_sync_status)
def __init__(self,
eyetracker_info=None,
product_id=None,
model=None,
mainloop=None,
create_sync_manager=True):
self._eyetracker_info = eyetracker_info
self._requested_product_id = product_id
self._requested_model = model
self._mainloop = mainloop
self._eyetracker = None
self._queue = None
self._tobiiClock = None
self._getTobiiClockResolution = None
self._getTobiiClockTime = None
self._sync_manager = None
self._syncTimeEventDeque = None
self._isRecording = False
if eyetracker_info is None:
if not TobiiTrackerBrowser.isActive():
TobiiTrackerBrowser.start()
self._eyetracker_info = TobiiTrackerBrowser.findDevice(
model, product_id)
if self._eyetracker_info:
self._mainloop = TobiiTrackerBrowser.getMainLoop()
TobiiTrackerBrowser.stop()
else:
self._eyetracker_info = TobiiTrackerBrowser.findDevice(
model, product_id)
if self._eyetracker_info is None:
raise exceptions.BaseException(
'Could not find a Tobii Eye Tracker matching requirements.')
if self._mainloop is None:
if TobiiTrackerBrowser.isActive():
self._mainloop = TobiiTrackerBrowser.getMainLoop()
else:
TobiiPy.init()
self._mainloop = TobiiPyMainloopThread()
self._mainloop.start()
self._queue = Queue.Queue()
TobiiPyEyeTracker.create_async(self._mainloop, self._eyetracker_info,
self.on_eyetracker_created)
stime = getTime()
while getTime() - stime < 10.0:
try:
event = self._queue.get(block=True, timeout=.1)
if isinstance(event, TobiiTrackerCreatedEvent):
self._eyetracker = event.tracker_object
self._eyetracker.events.OnFramerateChanged += self.on_external_framerate_change
if hasattr(self._eyetracker.events,
'OnHeadMovementBoxChanged'):
self._eyetracker.events.OnHeadMovementBoxChanged += self.on_head_box_change
elif hasattr(self._eyetracker.events, 'OnTrackBoxChanged'):
self._eyetracker.events.OnTrackBoxChanged += self.on_head_box_change
else:
print 'WARNING: TobiiClasses could not set callback hook for "self.on_head_box_change".'
self._eyetracker.events.OnXConfigurationChanged += self.on_x_series_physical_config_change
break
self._queue.task_done()
except Queue.Empty:
pass
if self._eyetracker is None:
raise exceptions.BaseException(
'Could not connect to Tobii. Timeout.')
if create_sync_manager:
self._eyetracker.events.OnError += self.on_eyetracker_error
self._tobiiClock = TobiiPyClock()
self._getTobiiClockResolution = self._tobiiClock.get_resolution
self._getTobiiClockTime = self._tobiiClock.get_time
self._syncTimeEventDeque = collections.deque(maxlen=32)
self._sync_manager = TobiiPySyncManager(self._tobiiClock,
self._eyetracker_info,
self._mainloop,
self.on_sync_error,
self.on_sync_status)
