def trackerSec(self):
"""
trackerSec takes the time received by the EyeTracker.trackerTime() method
and returns the time in sec.usec-msec format.
Args:
None
Return:
float: The eye tracker hardware's reported current time in sec.msec-usec format.
"""
return (pEyeGaze.lct_TimerRead(None) * self.DEVICE_TIMEBASE_TO_SEC
) - pEyeGaze.EgGetApplicationStartTimeSec()
def trackerTime(self):
"""
trackerTime returns the current time reported by the
eye tracker device. EyeGaze reports tracker time in usec.
Args:
None
Return:
float: The eye tracker hardware's reported current time.
"""
return pEyeGaze.lct_TimerRead(None) - (
pEyeGaze.EgGetApplicationStartTimeSec() /
self.DEVICE_TIMEBASE_TO_SEC)
samples_rx = 0
rec_start = timeit.default_timer()
MAX_SAMPLES = 100
while samples_rx < MAX_SAMPLES:
# This is the 'doing something else' part in the example.
time.sleep(0.005)
# we'll use async. mode, getting avail samples
# and then 'do something else'.
while eyegaze_control.iNPointsAvailable:
pEyeGaze.EgGetData(byref(eyegaze_control))
# assume monocular for this example only. ;)
sample_data0 = eyegaze_control.pstEgData[0]
stime = sample_data0.dGazeTimeSec
current_time = (pEyeGaze.lct_TimerRead(None) / 1000000.0
) - pEyeGaze.EgGetApplicationStartTimeSec()
delay = current_time - stime
gaze_x = sample_data0.iIGaze
gaze_y = sample_data0.iJGaze
print 'Sample Time: {0}\t{1}\t{2}\tX: {3}\tY: {4}\ti: {5}'.format(
stime, current_time, delay, gaze_x, gaze_y, samples_rx)
samples_rx += 1
if samples_rx > MAX_SAMPLES:
break
rec_end = timeit.default_timer()
# stop recording
eyegaze_control.bTrackingActive = False
# Exit the lcteg system