1 def execute(eyetracker):
2 user_position_guide(eyetracker)
7 import tobii_research
as tr
9 global_user_position_guide =
None 12 def user_position_guide_callback(user_position_guide):
13 global global_user_position_guide
14 global_user_position_guide = user_position_guide
17 def user_position_guide(eyetracker):
18 global global_user_position_guide
20 print(
"Subscribing to user position guide for eye tracker with serial number {0}.".format(eyetracker.serial_number))
21 eyetracker.subscribe_to(tr.EYETRACKER_USER_POSITION_GUIDE, user_position_guide_callback, as_dictionary=
True)
26 eyetracker.unsubscribe_from(tr.EYETRACKER_USER_POSITION_GUIDE, user_position_guide_callback)
27 print(
"Unsubscribed from user position guide.")
29 print(
"Last received user position guide package:")
30 print(global_user_position_guide)