| 1 | # Module related to the high-level tracking of the flight
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| 2 |
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| 3 | #---------------------------------------------------------------------------------------
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| 4 |
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| 5 | import const
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| 6 |
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| 7 | import threading
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| 8 |
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| 9 | #---------------------------------------------------------------------------------------
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| 10 |
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| 11 | class Flight(object):
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| 12 | """The object with the global flight state.
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| 13 |
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| 14 | It is also the hub for the other main objects participating in the handling of
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| 15 | the flight."""
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| 16 | def __init__(self, logger):
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| 17 | """Construct the flight."""
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| 18 | self._stage = None
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| 19 | self.logger = logger
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| 20 | self.cruiseAltitude = None
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| 21 | self.flareTimeFromFS = False
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| 22 | self.aircraftType = None
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| 23 | self.aircraft = None
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| 24 | self.simulator = None
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| 25 |
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| 26 | self._endCondition = threading.Condition()
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| 27 |
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| 28 | self._flareStart = None
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| 29 | self._flareStartFS = None
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| 30 |
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| 31 | @property
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| 32 | def stage(self):
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| 33 | """Get the flight stage."""
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| 34 | return self._stage
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| 35 |
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| 36 | def setStage(self, timestamp, stage):
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| 37 | """Set the flight stage.
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| 38 |
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| 39 | Returns if the stage has really changed."""
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| 40 | if stage!=self._stage:
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| 41 | self._stage = stage
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| 42 | self.logger.stage(timestamp, stage)
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| 43 | if stage==const.STAGE_END:
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| 44 | with self._endCondition:
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| 45 | self._endCondition.notify()
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| 46 | return True
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| 47 | else:
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| 48 | return False
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| 49 |
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| 50 | def flareStarted(self, flareStart, flareStartFS):
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| 51 | """Called when the flare time has started."""
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| 52 | self._flareStart = flareStart
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| 53 | self._flareStartFS = flareStartFS
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| 54 |
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| 55 | def flareFinished(self, flareEnd, flareEndFS):
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| 56 | """Called when the flare time has ended.
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| 57 |
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| 58 | Return a tuple of the following items:
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| 59 | - a boolean indicating if FS time is used
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| 60 | - the flare time
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| 61 | """
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| 62 | if self.flareTimeFromFS:
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| 63 | return (True, flareEndFS - self._flareStartFS)
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| 64 | else:
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| 65 | return (False, flareEnd - self._flareStart)
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| 66 |
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| 67 | def wait(self):
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| 68 | """Wait for the flight to end."""
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| 69 | with self._endCondition:
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| 70 | while self._stage!=const.STAGE_END:
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| 71 | self._endCondition.wait()
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| 72 |
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| 73 | #---------------------------------------------------------------------------------------
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