def derive(self,
liftoff=KTI('Liftoff'),
rto=S('Rejected Takeoff'),
off_blocks=KTI('Off Blocks'),
start_dt=A('Start Datetime')):
if liftoff:
# Flight - use first liftoff index
first_liftoff = liftoff.get_first()
liftoff_index = first_liftoff.index
frequency = liftoff.frequency
elif rto:
# RTO - use start index of first RTO
first_rto = rto.get_first()
liftoff_index = first_rto.slice.start
frequency = rto.frequency
elif off_blocks:
# Ground Only - use first off blocks index
first_off_blocks = off_blocks.get_first()
liftoff_index = first_off_blocks.index
frequency = off_blocks.frequency
else:
# Incomplete - use start of data
liftoff_index = 0
frequency = 1
takeoff_dt = datetime_of_index(start_dt.value,
liftoff_index,
frequency=frequency)
self.set_flight_attr(takeoff_dt)
def derive(self, liftoff=KTI('Liftoff'), rto=S('Rejected Takeoff'),
off_blocks=KTI('Off Blocks'), start_dt=A('Start Datetime')):
if liftoff:
# Flight - use first liftoff index
first_liftoff = liftoff.get_first()
liftoff_index = first_liftoff.index
frequency = liftoff.frequency
elif rto:
# RTO - use start index of first RTO
first_rto = rto.get_first()
liftoff_index = first_rto.slice.start
frequency = rto.frequency
elif off_blocks:
# Ground Only - use first off blocks index
first_off_blocks = off_blocks.get_first()
liftoff_index = first_off_blocks.index
frequency = off_blocks.frequency
else:
# Incomplete - use start of data
liftoff_index = 0
frequency = 1
takeoff_dt = datetime_of_index(start_dt.value, liftoff_index,
frequency=frequency)
self.set_flight_attr(takeoff_dt)
def derive(self, liftoff=KTI('Liftoff'), start_dt=A('Start Datetime')):
first_liftoff = liftoff.get_first()
if not first_liftoff:
self.set_flight_attr(None)
return
liftoff_index = first_liftoff.index
takeoff_dt = datetime_of_index(start_dt.value, liftoff_index,
frequency=liftoff.frequency)
self.set_flight_attr(takeoff_dt)
def derive(self, on_blocks=KTI('On Blocks'),
start_datetime=A('Start Datetime')):
last_on_blocks = on_blocks.get_last()
if last_on_blocks:
on_blocks_datetime = datetime_of_index(start_datetime.value,
last_on_blocks.index)
self.set_flight_attr(on_blocks_datetime)
else:
self.set_flight_attr(None)
def derive(self, off_blocks=KTI('Off Blocks'),
start_datetime=A('Start Datetime')):
first_off_blocks = off_blocks.get_first()
if first_off_blocks:
off_blocks_datetime = datetime_of_index(start_datetime.value,
first_off_blocks.index)
self.set_flight_attr(off_blocks_datetime)
else:
self.set_flight_attr(None)
def derive(self, liftoff=KTI('Liftoff'), start_dt=A('Start Datetime')):
first_liftoff = liftoff.get_first()
if not first_liftoff:
self.set_flight_attr(None)
return
liftoff_index = first_liftoff.index
takeoff_dt = datetime_of_index(start_dt.value, liftoff_index,
frequency=liftoff.frequency)
self.set_flight_attr(takeoff_dt)
def derive(self, start_datetime=A('Start Datetime'),
touchdown=KTI('Touchdown')):
last_touchdown = touchdown.get_last()
if not last_touchdown:
self.set_flight_attr(None)
return
landing_datetime = datetime_of_index(start_datetime.value,
last_touchdown.index,
frequency=touchdown.frequency)
self.set_flight_attr(landing_datetime)
def derive(self, turning=S('Turning On Ground'),
start_datetime=A('Start Datetime')):
last_turning = turning.get_last()
if last_turning:
on_blocks_datetime = datetime_of_index(start_datetime.value,
last_turning.slice.stop,
turning.hz)
self.set_flight_attr(on_blocks_datetime)
else:
self.set_flight_attr(None)
def derive(self, start_datetime=A('Start Datetime'),
touchdown=KTI('Touchdown')):
last_touchdown = touchdown.get_last()
if not last_touchdown:
self.set_flight_attr(None)
return
landing_datetime = datetime_of_index(start_datetime.value,
last_touchdown.index,
frequency=touchdown.frequency)
self.set_flight_attr(landing_datetime)
def derive(self, turning=S('Turning On Ground'),
start_datetime=A('Start Datetime')):
last_turning = turning.get_last()
if last_turning:
on_blocks_datetime = datetime_of_index(start_datetime.value,
last_turning.slice.stop,
turning.hz)
self.set_flight_attr(on_blocks_datetime)
else:
self.set_flight_attr(None)
