def init():
"""Initializes the Tobii SDK, you must call this function before
any other function in the SDK.
"""
tetio.init()
for T in (types.Point2D, types.Point3D):
Converter.register(T.NODE_ID, T._node_converter)
global _initialized
_initialized = True
def SetXConfiguration(self, UpperLeft, UpperRight, LowerLeft, callback = None, *args, **kwargs):
response_callback = None
if callback is not None:
if not callable(callback):
raise ValueError("response_callback must be callable")
response_callback = lambda error, response: callback(error, response, *args, **kwargs)
response_handler = BasicEyetracker.ResponseHandlerFunctor(data_converter=None,
response_callback=response_callback)
params = tetio.ParamStack()
Converter.to_tree(params, UpperLeft)
Converter.to_tree(params, UpperRight)
Converter.to_tree(params, LowerLeft)
# write empty tool data
params.push_node_prolog(1 << 16 | 256)
params.push_uint32(12345)
self._message_passer.execute_request (1440,
params,
response_handler)
if response_callback is None:
return response_handler.wait_for_result()
