[298] | 1 |
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| 2 | import fs
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| 3 | import const
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| 4 | import util
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| 5 | from acars import ACARS
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| 6 | from sound import startSound
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| 7 |
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| 8 | import time
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| 9 |
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| 10 | #---------------------------------------------------------------------------------------
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| 11 |
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[297] | 12 | ## @package mlx.checks
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| 13 | #
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| 14 | # The classes that check the state of the aircraft.
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| 15 | #
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| 16 | # During the flight the program periodically queries various data from the
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| 17 | # simulator. This data is returned in instances of the \ref
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| 18 | # mlx.fs.AircraftState class and passed to the various "checkers",
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| 19 | # i.e. instances of subclasses of the \ref StateChecker class. These checkers
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| 20 | # perform various checks to see if the aircraft's parameters are within the
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| 21 | # expected limits, or some of them just logs something.
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| 22 | #
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| 23 | # There are a few special ones, such as \ref StageChecker which computes the
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| 24 | # transitions from one stage of the flight to the next one. Or \ref ACARSSender
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| 25 | # which sends the ACARS periodically
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[8] | 26 |
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| 27 | #---------------------------------------------------------------------------------------
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| 28 |
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| 29 | class StateChecker(object):
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| 30 | """Base class for classes the instances of which check the aircraft's state
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| 31 | from some aspect.
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| 32 |
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| 33 | As a result of the check they may log something, or notify of some fault, etc."""
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| 34 | def check(self, flight, aircraft, logger, oldState, state):
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| 35 | """Perform the check and do whatever is needed.
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| 36 |
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| 37 | This default implementation raises a NotImplementedError."""
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| 38 | raise NotImplementedError()
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| 39 |
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| 40 | #---------------------------------------------------------------------------------------
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| 41 |
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| 42 | class StageChecker(StateChecker):
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| 43 | """Check the flight stage transitions."""
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[25] | 44 | def __init__(self):
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| 45 | """Construct the stage checker."""
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| 46 | self._flareStarted = False
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| 47 |
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[8] | 48 | def check(self, flight, aircraft, logger, oldState, state):
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| 49 | """Check the stage of the aircraft."""
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| 50 | stage = flight.stage
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| 51 | if stage==None:
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| 52 | aircraft.setStage(state, const.STAGE_BOARDING)
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| 53 | elif stage==const.STAGE_BOARDING:
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| 54 | if not state.parking or \
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| 55 | (not state.trickMode and state.groundSpeed>5.0):
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| 56 | aircraft.setStage(state, const.STAGE_PUSHANDTAXI)
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| 57 | elif stage==const.STAGE_PUSHANDTAXI or stage==const.STAGE_RTO:
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| 58 | if state.landingLightsOn or state.strobeLightsOn or \
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| 59 | state.groundSpeed>80.0:
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| 60 | aircraft.setStage(state, const.STAGE_TAKEOFF)
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| 61 | elif stage==const.STAGE_TAKEOFF:
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| 62 | if not state.gearsDown or \
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| 63 | (state.radioAltitude>3000.0 and state.vs>0):
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| 64 | aircraft.setStage(state, const.STAGE_CLIMB)
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| 65 | elif not state.landingLightsOn and \
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| 66 | not state.strobeLightsOn and \
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| 67 | state.onTheGround and \
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| 68 | state.groundSpeed<50.0:
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| 69 | aircraft.setStage(state, const.STAGE_RTO)
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| 70 | elif stage==const.STAGE_CLIMB:
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| 71 | if (state.altitude+2000) > flight.cruiseAltitude:
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| 72 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 73 | elif state.radioAltitude<2000.0 and \
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| 74 | state.vs < 0.0 and state.gearsDown:
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| 75 | aircraft.setStage(state, const.STAGE_LANDING)
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| 76 | elif stage==const.STAGE_CRUISE:
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| 77 | if (state.altitude+2000) < flight.cruiseAltitude:
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| 78 | aircraft.setStage(state, const.STAGE_DESCENT)
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| 79 | elif stage==const.STAGE_DESCENT or stage==const.STAGE_GOAROUND:
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| 80 | if state.gearsDown and state.radioAltitude<2000.0:
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| 81 | aircraft.setStage(state, const.STAGE_LANDING)
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| 82 | elif (state.altitude+2000) > flight.cruiseAltitude:
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| 83 | aircraft.setStage(state, const.STAGE_CRUISE)
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| 84 | elif stage==const.STAGE_LANDING:
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| 85 | if state.onTheGround and state.groundSpeed<50.0:
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| 86 | aircraft.setStage(state, const.STAGE_TAXIAFTERLAND)
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| 87 | elif not state.gearsDown:
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| 88 | aircraft.setStage(state, const.STAGE_GOAROUND)
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[25] | 89 | elif state.radioAltitude>200 and self._flareStarted:
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[8] | 90 | aircraft.cancelFlare()
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[25] | 91 | self._flareStarted = False
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| 92 | elif state.radioAltitude<150 and not state.onTheGround and \
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| 93 | not self._flareStarted:
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| 94 | self._flareStarted = True
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[9] | 95 | aircraft.prepareFlare()
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[8] | 96 | elif stage==const.STAGE_TAXIAFTERLAND:
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| 97 | if state.parking:
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| 98 | aircraft.setStage(state, const.STAGE_PARKING)
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| 99 | elif stage==const.STAGE_PARKING:
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| 100 | if aircraft.checkFlightEnd(state):
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| 101 | aircraft.setStage(state, const.STAGE_END)
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| 102 |
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| 103 | #---------------------------------------------------------------------------------------
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| 104 |
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[139] | 105 | class ACARSSender(StateChecker):
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| 106 | """Sender of online ACARS.
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| 107 |
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| 108 | It sends the ACARS every 3 minutes to the MAVA website."""
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| 109 |
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[297] | 110 | ## The interval at which the ACARS are sent
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[139] | 111 | INTERVAL = 3*60.0
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| 112 |
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| 113 | def __init__(self, gui):
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| 114 | """Construct the ACARS sender."""
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| 115 | self._gui = gui
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| 116 | self._lastSent = None
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| 117 |
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| 118 | def check(self, flight, aircraft, logger, oldState, state):
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| 119 | """If the time has come to send the ACARS, send it."""
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| 120 | now = time.time()
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| 121 |
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| 122 | if self._lastSent is not None and \
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| 123 | (self._lastSent + ACARSSender.INTERVAL)>now:
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| 124 | return
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| 125 |
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| 126 | acars = ACARS(self._gui, state)
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| 127 | self._gui.webHandler.sendACARS(self._acarsCallback, acars)
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| 128 |
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| 129 | def _acarsCallback(self, returned, result):
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| 130 | """Callback for ACARS sending."""
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| 131 | if returned:
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| 132 | print "Sent online ACARS"
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| 133 | self._lastSent = time.time() if self._lastSent is None \
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| 134 | else self._lastSent + ACARSSender.INTERVAL
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| 135 | else:
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| 136 | print "Failed to send the ACARS"
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| 137 |
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| 138 | #---------------------------------------------------------------------------------------
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| 139 |
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[9] | 140 | class TakeOffLogger(StateChecker):
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| 141 | """Logger for the cruise speed."""
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| 142 | def __init__(self):
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| 143 | """Construct the logger."""
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| 144 | self._onTheGround = True
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| 145 |
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| 146 | def check(self, flight, aircraft, logger, oldState, state):
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| 147 | """Log the cruise speed if necessary."""
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| 148 | if flight.stage==const.STAGE_TAKEOFF and \
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| 149 | self._onTheGround and not state.onTheGround:
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| 150 | logger.message(state.timestamp,
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[241] | 151 | "Takeoff speed: %.0f %s" % \
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| 152 | (flight.speedFromKnots(state.ias),
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| 153 | flight.getEnglishSpeedUnit()))
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[9] | 154 | logger.message(state.timestamp,
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| 155 | "Takeoff heading: %03.0f degrees" % (state.heading,))
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| 156 | logger.message(state.timestamp,
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| 157 | "Takeoff pitch: %.1f degrees" % (state.pitch,))
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[243] | 158 | logger.message(state.timestamp,
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[271] | 159 | "Centre of gravity: %.1f%%" % (state.cog*100.0,))
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[9] | 160 | self._onTheGround = False
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| 161 |
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| 162 | #---------------------------------------------------------------------------------------
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| 163 |
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| 164 | class CruiseSpeedLogger(StateChecker):
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| 165 | """Logger for the cruise speed."""
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| 166 | def __init__(self):
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| 167 | """Construct the logger."""
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| 168 | self._lastTime = None
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| 169 |
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| 170 | def check(self, flight, aircraft, logger, oldState, state):
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| 171 | """Log the cruise speed if necessary."""
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| 172 | if flight.stage==const.STAGE_CRUISE and \
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| 173 | (self._lastTime is None or \
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| 174 | (self._lastTime+800)<=state.timestamp):
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| 175 | if state.altitude>24500.0:
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| 176 | logger.message(state.timestamp,
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[10] | 177 | "Cruise speed: %.3f mach" % (state.mach,))
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[9] | 178 | else:
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| 179 | logger.message(state.timestamp,
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[241] | 180 | "Cruise speed: %.0f %s" %
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| 181 | (flight.speedFromKnots(state.ias),
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| 182 | flight.getEnglishSpeedUnit()))
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[9] | 183 | self._lastTime = state.timestamp
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| 184 |
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| 185 | #---------------------------------------------------------------------------------------
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| 186 |
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[10] | 187 | class SpoilerLogger(StateChecker):
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| 188 | """Logger for the cruise speed."""
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| 189 | def __init__(self):
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| 190 | """Construct the logger."""
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| 191 | self._logged = False
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[13] | 192 | self._spoilersExtension = None
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[10] | 193 |
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| 194 | def check(self, flight, aircraft, logger, oldState, state):
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| 195 | """Log the cruise speed if necessary."""
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| 196 | if flight.stage==const.STAGE_LANDING and not self._logged:
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| 197 | if state.onTheGround:
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[13] | 198 | if state.spoilersExtension!=self._spoilersExtension:
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[10] | 199 | logger.message(state.timestamp, "Spoilers deployed")
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| 200 | self._logged = True
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[170] | 201 | config = flight.config
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| 202 | if config.enableSounds and config.speedbrakeAtTD:
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| 203 | startSound(const.SOUND_SPEEDBRAKE)
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[10] | 204 | else:
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[13] | 205 | self._spoilersExtension = state.spoilersExtension
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[10] | 206 |
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| 207 | #---------------------------------------------------------------------------------------
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| 208 |
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[134] | 209 | class VisibilityChecker(StateChecker):
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| 210 | """Inform the pilot of the visibility once when descending below 2000 ft,
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| 211 | then when descending below 1000 ft."""
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| 212 | def __init__(self):
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| 213 | """Construct the visibility checker."""
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| 214 | self._informedBelow2000 = False
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| 215 | self._informedBelow1000 = False
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| 216 |
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| 217 | def check(self, flight, aircraft, logger, oldState, state):
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| 218 | """Check if we need to inform the pilot of the visibility."""
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| 219 | if flight.stage==const.STAGE_DESCENT or \
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| 220 | flight.stage==const.STAGE_LANDING:
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| 221 | if (state.radioAltitude<2000 and not self._informedBelow2000) or \
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| 222 | (state.radioAltitude<1000 and not self._informedBelow1000):
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| 223 | visibilityString = util.visibility2String(state.visibility)
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| 224 | fs.sendMessage(const.MESSAGETYPE_VISIBILITY,
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| 225 | "Current visibility: " + visibilityString,
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| 226 | 5)
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| 227 | logger.message(state.timestamp,
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| 228 | "Pilot was informed about the visibility: " +
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| 229 | visibilityString)
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| 230 | self._informedBelow2000 = True
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| 231 | self._informedBelow1000 = state.radioAltitude<1000
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| 232 |
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| 233 | #---------------------------------------------------------------------------------------
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| 234 |
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[273] | 235 | class ApproachCalloutsPlayer(StateChecker):
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| 236 | """A state checker that plays a sequence of approach callouts.
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| 237 |
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| 238 | It tracks the altitude during the descent and landing phases and
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| 239 | if the altitude crosses one that has a callout associated with and
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| 240 | the vertical speed is negative, that callout will be played."""
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| 241 | def __init__(self, approachCallouts):
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| 242 | """Construct the approach callouts player."""
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| 243 | self._approachCallouts = approachCallouts
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| 244 | self._altitudes = approachCallouts.getAltitudes(descending = False)
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| 245 |
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| 246 | def check(self, flight, aircraft, logger, oldState, state):
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| 247 | """Check if we need to play a callout."""
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| 248 | if (flight.stage==const.STAGE_DESCENT or \
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| 249 | flight.stage==const.STAGE_LANDING) and state.vs<0:
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| 250 | oldRadioAltitude = oldState.radioAltitude
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| 251 | radioAltitude = state.radioAltitude
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| 252 | for altitude in self._altitudes:
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| 253 | if radioAltitude<=altitude and \
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| 254 | oldRadioAltitude>altitude:
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| 255 | startSound(self._approachCallouts[altitude])
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| 256 | break
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| 257 |
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| 258 | #---------------------------------------------------------------------------------------
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| 259 |
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[8] | 260 | class StateChangeLogger(StateChecker):
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| 261 | """Base class for classes the instances of which check if a specific change has
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| 262 | occured in the aircraft's state, and log such change."""
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| 263 | def __init__(self, logInitial = True):
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| 264 | """Construct the logger.
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| 265 |
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| 266 | If logInitial is True, the initial value will be logged, not just the
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| 267 | changes later.
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| 268 |
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| 269 | Child classes should define the following functions:
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| 270 | - _changed(self, oldState, state): returns a boolean indicating if the
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| 271 | value has changed or not
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[321] | 272 | - _getMessage(self, flight, state, forced): return a strings containing
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| 273 | the message to log with the new value
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[8] | 274 | """
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| 275 | self._logInitial = logInitial
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| 276 |
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[324] | 277 | def _getLogTimestamp(self, state, forced):
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[22] | 278 | """Get the log timestamp."""
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| 279 | return state.timestamp
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| 280 |
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[8] | 281 | def check(self, flight, aircraft, logger, oldState, state):
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| 282 | """Check if the state has changed, and if so, log the new state."""
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| 283 | shouldLog = False
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| 284 | if oldState is None:
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| 285 | shouldLog = self._logInitial
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| 286 | else:
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| 287 | shouldLog = self._changed(oldState, state)
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| 288 |
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| 289 | if shouldLog:
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[321] | 290 | self.logState(flight, logger, state)
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| 291 |
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| 292 | def logState(self, flight, logger, state, forced = False):
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| 293 | """Log the state."""
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| 294 | message = self._getMessage(flight, state, forced)
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| 295 | if message is not None:
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[324] | 296 | logger.message(self._getLogTimestamp(state, forced), message)
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[8] | 297 |
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[241] | 298 | #-------------------------------------------------------------------------------
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[8] | 299 |
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| 300 | class SimpleChangeMixin(object):
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| 301 | """A mixin that defines a _changed() function which simply calls a function
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| 302 | to retrieve the value two monitor for both states and compares them.
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| 303 |
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| 304 | Child classes should define the following function:
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| 305 | - _getValue(state): get the value we are interested in."""
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| 306 | def _changed(self, oldState, state):
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| 307 | """Determine if the value has changed."""
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[314] | 308 | currentValue = self._getValue(state)
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| 309 | return currentValue is not None and self._getValue(oldState)!=currentValue
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[8] | 310 |
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| 311 | #---------------------------------------------------------------------------------------
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| 312 |
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| 313 | class SingleValueMixin(object):
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| 314 | """A mixin that provides a _getValue() function to query a value from the
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| 315 | state using the name of the attribute."""
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| 316 | def __init__(self, attrName):
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| 317 | """Construct the mixin with the given attribute name."""
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| 318 | self._attrName = attrName
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| 319 |
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| 320 | def _getValue(self, state):
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| 321 | """Get the value of the attribute from the state."""
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| 322 | return getattr(state, self._attrName)
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| 323 |
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| 324 | #---------------------------------------------------------------------------------------
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| 325 |
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| 326 | class DelayedChangeMixin(object):
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| 327 | """A mixin to a StateChangeLogger that stores the old value and reports a
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| 328 | change only if the change has been there for a certain amount of time.
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| 329 |
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| 330 | Child classes should define the following function:
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| 331 | - _getValue(state): get the value we are interested in."""
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[22] | 332 | def __init__(self, minDelay = 3.0, maxDelay = 10.0):
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[8] | 333 | """Construct the mixin with the given delay in seconds."""
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[22] | 334 | self._minDelay = minDelay
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| 335 | self._maxDelay = maxDelay
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[8] | 336 | self._oldValue = None
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| 337 | self._firstChange = None
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[22] | 338 | self._lastChangeState = None
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| 339 |
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[8] | 340 | def _changed(self, oldState, state):
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| 341 | """Determine if the value has changed."""
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| 342 | if self._oldValue is None:
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| 343 | self._oldValue = self._getValue(oldState)
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| 344 |
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| 345 | newValue = self._getValue(state)
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[321] | 346 | if self._isDifferent(self._oldValue, newValue):
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[8] | 347 | if self._firstChange is None:
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| 348 | self._firstChange = state.timestamp
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[22] | 349 | self._lastChangeState = state
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| 350 | self._oldValue = newValue
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| 351 |
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| 352 | if self._firstChange is not None:
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[324] | 353 | if state.timestamp >= min(self._lastChangeState.timestamp +
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| 354 | self._minDelay,
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[22] | 355 | self._firstChange + self._maxDelay):
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[8] | 356 | self._firstChange = None
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| 357 | return True
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[22] | 358 |
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| 359 | return False
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[8] | 360 |
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[324] | 361 | def _getLogTimestamp(self, state, forced):
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[22] | 362 | """Get the log timestamp."""
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[324] | 363 | return self._lastChangeState.timestamp \
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| 364 | if not forced and self._lastChangeState is not None \
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| 365 | else state.timestamp
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[8] | 366 |
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[321] | 367 | def _isDifferent(self, oldValue, newValue):
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| 368 | """Determine if the given values are different.
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| 369 |
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| 370 | This default implementation checks for simple equality."""
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| 371 | return oldValue!=newValue
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| 372 |
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[8] | 373 | #---------------------------------------------------------------------------------------
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| 374 |
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| 375 | class TemplateMessageMixin(object):
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| 376 | """Mixin to generate a message based on a template.
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| 377 |
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| 378 | Child classes should define the following function:
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| 379 | - _getValue(state): get the value we are interested in."""
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| 380 | def __init__(self, template):
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| 381 | """Construct the mixin."""
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| 382 | self._template = template
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| 383 |
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[321] | 384 | def _getMessage(self, flight, state, forced):
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[8] | 385 | """Get the message."""
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[320] | 386 | value = self._getValue(state)
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| 387 | return None if value is None else self._template % (value,)
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[8] | 388 |
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| 389 | #---------------------------------------------------------------------------------------
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| 390 |
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| 391 | class GenericStateChangeLogger(StateChangeLogger, SingleValueMixin,
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| 392 | DelayedChangeMixin, TemplateMessageMixin):
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| 393 | """Base for generic state change loggers that monitor a single value in the
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| 394 | state possibly with a delay and the logged message comes from a template"""
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[22] | 395 | def __init__(self, attrName, template, logInitial = True,
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| 396 | minDelay = 0.0, maxDelay = 0.0):
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[8] | 397 | """Construct the object."""
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| 398 | StateChangeLogger.__init__(self, logInitial = logInitial)
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| 399 | SingleValueMixin.__init__(self, attrName)
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[22] | 400 | DelayedChangeMixin.__init__(self, minDelay = minDelay, maxDelay = maxDelay)
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[8] | 401 | TemplateMessageMixin.__init__(self, template)
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[324] | 402 | self._getLogTimestamp = \
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| 403 | lambda state, forced: \
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| 404 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
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[8] | 405 |
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| 406 | #---------------------------------------------------------------------------------------
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| 407 |
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[321] | 408 | class ForceableLoggerMixin(object):
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| 409 | """A mixin for loggers that can be forced to log a certain state.
|
---|
| 410 |
|
---|
| 411 | The last logged state is always maintained, and when checking for a change,
|
---|
| 412 | that state is compared to the current one (which may actually be the same,
|
---|
| 413 | if a forced logging was performed for that state).
|
---|
| 414 |
|
---|
| 415 | Children should implement the following functions:
|
---|
| 416 | - _hasChanged(oldState, state): the real check for a change
|
---|
| 417 | - _logState(flight, logger, state, forced): the real logging function
|
---|
| 418 | """
|
---|
| 419 | def __init__(self):
|
---|
| 420 | """Construct the mixin."""
|
---|
| 421 | self._lastLoggedState = None
|
---|
| 422 |
|
---|
| 423 | def forceLog(self, flight, logger, state):
|
---|
| 424 | """Force logging the given state."""
|
---|
| 425 | self.logState(flight, logger, state, forced = True)
|
---|
| 426 |
|
---|
| 427 | def logState(self, flight, logger, state, forced = False):
|
---|
| 428 | """Log the state.
|
---|
| 429 |
|
---|
| 430 | It calls _logState to perform the real logging, and saves the given
|
---|
| 431 | state as the last logged one."""
|
---|
| 432 | self._logState(flight, logger, state, forced)
|
---|
| 433 | self._lastLoggedState = state
|
---|
| 434 |
|
---|
| 435 | def _changed(self, oldState, state):
|
---|
| 436 | """Check if the state has changed.
|
---|
| 437 |
|
---|
| 438 | This function calls _hasChanged for the real check, and replaces
|
---|
| 439 | oldState with the stored last logged state, if any."""
|
---|
| 440 | if self._lastLoggedState is not None:
|
---|
| 441 | oldState = self._lastLoggedState
|
---|
| 442 | return self._hasChanged(oldState, state)
|
---|
| 443 |
|
---|
| 444 | #---------------------------------------------------------------------------------------
|
---|
| 445 |
|
---|
[8] | 446 | class AltimeterLogger(StateChangeLogger, SingleValueMixin,
|
---|
| 447 | DelayedChangeMixin):
|
---|
| 448 | """Logger for the altimeter setting."""
|
---|
| 449 | def __init__(self):
|
---|
| 450 | """Construct the logger."""
|
---|
| 451 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 452 | SingleValueMixin.__init__(self, "altimeter")
|
---|
| 453 | DelayedChangeMixin.__init__(self)
|
---|
[324] | 454 | self._getLogTimestamp = \
|
---|
| 455 | lambda state, forced: \
|
---|
| 456 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[8] | 457 |
|
---|
[321] | 458 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 459 | """Get the message to log on a change."""
|
---|
[22] | 460 | logState = self._lastChangeState if \
|
---|
| 461 | self._lastChangeState is not None else state
|
---|
| 462 | return "Altimeter: %.0f hPa at %.0f feet" % \
|
---|
| 463 | (logState.altimeter, logState.altitude)
|
---|
[8] | 464 |
|
---|
| 465 | #---------------------------------------------------------------------------------------
|
---|
| 466 |
|
---|
[321] | 467 | class NAVLogger(StateChangeLogger, DelayedChangeMixin, ForceableLoggerMixin):
|
---|
[320] | 468 | """Logger for NAV radios.
|
---|
| 469 |
|
---|
| 470 | It also logs the OBS frequency set."""
|
---|
[321] | 471 | @staticmethod
|
---|
| 472 | def getMessage(logName, frequency, obs):
|
---|
| 473 | """Get the message for the given NAV radio setting."""
|
---|
| 474 | message = u"%s frequency: %s MHz" % (logName, frequency)
|
---|
[326] | 475 | if obs is not None: message += u" (%d\u00b0)" % (obs,)
|
---|
[321] | 476 | return message
|
---|
| 477 |
|
---|
[320] | 478 | def __init__(self, attrName, logName):
|
---|
| 479 | """Construct the NAV logger."""
|
---|
| 480 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 481 | DelayedChangeMixin.__init__(self)
|
---|
[321] | 482 | ForceableLoggerMixin.__init__(self)
|
---|
| 483 |
|
---|
| 484 | self.logState = lambda flight, logger, state, forced = False: \
|
---|
| 485 | ForceableLoggerMixin.logState(self, flight, logger, state,
|
---|
| 486 | forced = forced)
|
---|
| 487 | self._getLogTimestamp = \
|
---|
[324] | 488 | lambda state, forced: \
|
---|
| 489 | DelayedChangeMixin._getLogTimestamp(self, state, forced)
|
---|
[321] | 490 | self._changed = lambda oldState, state: \
|
---|
| 491 | ForceableLoggerMixin._changed(self, oldState, state)
|
---|
| 492 | self._hasChanged = lambda oldState, state: \
|
---|
| 493 | DelayedChangeMixin._changed(self, oldState, state)
|
---|
| 494 | self._logState = lambda flight, logger, state, forced: \
|
---|
| 495 | StateChangeLogger.logState(self, flight, logger, state,
|
---|
| 496 | forced = forced)
|
---|
[320] | 497 |
|
---|
| 498 | self._attrName = attrName
|
---|
| 499 | self._logName = logName
|
---|
[321] | 500 |
|
---|
[320] | 501 | def _getValue(self, state):
|
---|
| 502 | """Get the value.
|
---|
| 503 |
|
---|
| 504 | If both the frequency and the obs settings are available, a tuple
|
---|
| 505 | containing them is returned, otherwise None."""
|
---|
| 506 | frequency = getattr(state, self._attrName)
|
---|
| 507 | obs = getattr(state, self._attrName + "_obs")
|
---|
[321] | 508 | manual = getattr(state, self._attrName + "_manual")
|
---|
| 509 | return (frequency, obs, manual)
|
---|
[320] | 510 |
|
---|
[321] | 511 | def _getMessage(self, flight, state, forced):
|
---|
[320] | 512 | """Get the message."""
|
---|
[321] | 513 | (frequency, obs, manual) = self._getValue(state)
|
---|
| 514 | return None if frequency is None or obs is None or \
|
---|
| 515 | (not manual and not forced) else \
|
---|
| 516 | self.getMessage(self._logName, frequency, obs)
|
---|
| 517 |
|
---|
| 518 | def _isDifferent(self, oldValue, newValue):
|
---|
| 519 | """Determine if the valie has changed between the given states."""
|
---|
| 520 | (oldFrequency, oldOBS, _oldManual) = oldValue
|
---|
| 521 | (newFrequency, newOBS, _newManual) = newValue
|
---|
| 522 | return oldFrequency!=newFrequency or oldOBS!=newOBS
|
---|
[320] | 523 |
|
---|
| 524 | #---------------------------------------------------------------------------------------
|
---|
| 525 |
|
---|
| 526 | class NAV1Logger(NAVLogger):
|
---|
[8] | 527 | """Logger for the NAV1 radio setting."""
|
---|
| 528 | def __init__(self):
|
---|
| 529 | """Construct the logger."""
|
---|
[320] | 530 | super(NAV1Logger, self).__init__("nav1", "NAV1")
|
---|
[8] | 531 |
|
---|
| 532 | #---------------------------------------------------------------------------------------
|
---|
| 533 |
|
---|
[320] | 534 | class NAV2Logger(NAVLogger):
|
---|
[8] | 535 | """Logger for the NAV2 radio setting."""
|
---|
| 536 | def __init__(self):
|
---|
| 537 | """Construct the logger."""
|
---|
[320] | 538 | super(NAV2Logger, self).__init__("nav2", "NAV2")
|
---|
[8] | 539 |
|
---|
| 540 | #---------------------------------------------------------------------------------------
|
---|
| 541 |
|
---|
[321] | 542 | class ADFLogger(GenericStateChangeLogger, ForceableLoggerMixin):
|
---|
| 543 | """Base class for the ADF loggers."""
|
---|
| 544 | def __init__(self, attr, logName):
|
---|
| 545 | """Construct the ADF logger."""
|
---|
| 546 | GenericStateChangeLogger.__init__(self, attr,
|
---|
| 547 | "%s frequency: %%s kHz" % (logName,),
|
---|
| 548 | minDelay = 3.0, maxDelay = 10.0)
|
---|
| 549 | ForceableLoggerMixin.__init__(self)
|
---|
| 550 |
|
---|
| 551 | self.logState = lambda flight, logger, state, forced = False: \
|
---|
| 552 | ForceableLoggerMixin.logState(self, flight, logger, state,
|
---|
| 553 | forced = forced)
|
---|
| 554 | self._changed = lambda oldState, state: \
|
---|
| 555 | ForceableLoggerMixin._changed(self, oldState, state)
|
---|
| 556 | self._hasChanged = lambda oldState, state: \
|
---|
| 557 | DelayedChangeMixin._changed(self, oldState, state)
|
---|
| 558 | self._logState = lambda flight, logger, state, forced: \
|
---|
| 559 | StateChangeLogger.logState(self, flight, logger, state, forced)
|
---|
| 560 |
|
---|
| 561 | #---------------------------------------------------------------------------------------
|
---|
| 562 |
|
---|
| 563 | class ADF1Logger(ADFLogger):
|
---|
[317] | 564 | """Logger for the ADF1 radio setting."""
|
---|
| 565 | def __init__(self):
|
---|
| 566 | """Construct the logger."""
|
---|
[321] | 567 | super(ADF1Logger, self).__init__("adf1", "ADF1")
|
---|
[317] | 568 |
|
---|
| 569 | #---------------------------------------------------------------------------------------
|
---|
| 570 |
|
---|
[321] | 571 | class ADF2Logger(ADFLogger):
|
---|
[317] | 572 | """Logger for the ADF2 radio setting."""
|
---|
| 573 | def __init__(self):
|
---|
| 574 | """Construct the logger."""
|
---|
[321] | 575 | super(ADF2Logger, self).__init__("adf2", "ADF2")
|
---|
[317] | 576 |
|
---|
| 577 | #---------------------------------------------------------------------------------------
|
---|
| 578 |
|
---|
[8] | 579 | class SquawkLogger(GenericStateChangeLogger):
|
---|
| 580 | """Logger for the squawk setting."""
|
---|
| 581 | def __init__(self):
|
---|
| 582 | """Construct the logger."""
|
---|
| 583 | super(SquawkLogger, self).__init__("squawk", "Squawk code: %s",
|
---|
[22] | 584 | minDelay = 3.0, maxDelay = 10.0)
|
---|
[8] | 585 |
|
---|
| 586 | #---------------------------------------------------------------------------------------
|
---|
| 587 |
|
---|
| 588 | class LightsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 589 | """Base class for the loggers of the various lights."""
|
---|
| 590 | def __init__(self, attrName, template):
|
---|
| 591 | """Construct the logger."""
|
---|
| 592 | StateChangeLogger.__init__(self)
|
---|
| 593 | SingleValueMixin.__init__(self, attrName)
|
---|
| 594 |
|
---|
| 595 | self._template = template
|
---|
| 596 |
|
---|
[321] | 597 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 598 | """Get the message from the given state."""
|
---|
| 599 | return self._template % ("ON" if self._getValue(state) else "OFF")
|
---|
| 600 |
|
---|
| 601 | #---------------------------------------------------------------------------------------
|
---|
| 602 |
|
---|
| 603 | class AnticollisionLightsLogger(LightsLogger):
|
---|
| 604 | """Logger for the anti-collision lights."""
|
---|
| 605 | def __init__(self):
|
---|
| 606 | LightsLogger.__init__(self, "antiCollisionLightsOn",
|
---|
| 607 | "Anti-collision lights: %s")
|
---|
| 608 |
|
---|
| 609 | #---------------------------------------------------------------------------------------
|
---|
| 610 |
|
---|
| 611 | class LandingLightsLogger(LightsLogger):
|
---|
| 612 | """Logger for the landing lights."""
|
---|
| 613 | def __init__(self):
|
---|
| 614 | LightsLogger.__init__(self, "landingLightsOn",
|
---|
| 615 | "Landing lights: %s")
|
---|
| 616 |
|
---|
| 617 | #---------------------------------------------------------------------------------------
|
---|
| 618 |
|
---|
| 619 | class StrobeLightsLogger(LightsLogger):
|
---|
| 620 | """Logger for the strobe lights."""
|
---|
| 621 | def __init__(self):
|
---|
| 622 | LightsLogger.__init__(self, "strobeLightsOn",
|
---|
| 623 | "Strobe lights: %s")
|
---|
| 624 |
|
---|
| 625 | #---------------------------------------------------------------------------------------
|
---|
| 626 |
|
---|
| 627 | class NavLightsLogger(LightsLogger):
|
---|
| 628 | """Logger for the navigational lights."""
|
---|
| 629 | def __init__(self):
|
---|
| 630 | LightsLogger.__init__(self, "navLightsOn",
|
---|
| 631 | "Navigational lights: %s")
|
---|
| 632 |
|
---|
| 633 | #---------------------------------------------------------------------------------------
|
---|
| 634 |
|
---|
| 635 | class FlapsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 636 | """Logger for the flaps setting."""
|
---|
| 637 | def __init__(self):
|
---|
| 638 | """Construct the logger."""
|
---|
| 639 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
| 640 | SingleValueMixin.__init__(self, "flapsSet")
|
---|
| 641 |
|
---|
[321] | 642 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 643 | """Get the message to log on a change."""
|
---|
| 644 | speed = state.groundSpeed if state.groundSpeed<80.0 else state.ias
|
---|
[241] | 645 | return "Flaps set to %.0f at %.0f %s" % \
|
---|
| 646 | (state.flapsSet, flight.speedFromKnots(speed),
|
---|
| 647 | flight.getEnglishSpeedUnit())
|
---|
[8] | 648 |
|
---|
| 649 | #---------------------------------------------------------------------------------------
|
---|
| 650 |
|
---|
| 651 | class GearsLogger(StateChangeLogger, SingleValueMixin, SimpleChangeMixin):
|
---|
| 652 | """Logger for the gears state."""
|
---|
| 653 | def __init__(self):
|
---|
| 654 | """Construct the logger."""
|
---|
| 655 | StateChangeLogger.__init__(self, logInitial = True)
|
---|
[209] | 656 | SingleValueMixin.__init__(self, "gearControlDown")
|
---|
[8] | 657 |
|
---|
[321] | 658 | def _getMessage(self, flight, state, forced):
|
---|
[8] | 659 | """Get the message to log on a change."""
|
---|
[241] | 660 | return "Gears SET to %s at %.0f %s, %.0f feet" % \
|
---|
[209] | 661 | ("DOWN" if state.gearControlDown else "UP",
|
---|
[241] | 662 | flight.speedFromKnots(state.ias),
|
---|
| 663 | flight.getEnglishSpeedUnit(), state.altitude)
|
---|
[8] | 664 |
|
---|
| 665 | #---------------------------------------------------------------------------------------
|
---|
[11] | 666 |
|
---|
| 667 | class FaultChecker(StateChecker):
|
---|
| 668 | """Base class for checkers that look for faults."""
|
---|
| 669 | @staticmethod
|
---|
| 670 | def _appendDuring(flight, message):
|
---|
| 671 | """Append a 'during XXX' test to the given message, depending on the
|
---|
| 672 | flight stage."""
|
---|
| 673 | stageStr = const.stage2string(flight.stage)
|
---|
| 674 | return message if stageStr is None \
|
---|
| 675 | else (message + " during " + stageStr.upper())
|
---|
| 676 |
|
---|
| 677 | @staticmethod
|
---|
| 678 | def _getLinearScore(minFaultValue, maxFaultValue, minScore, maxScore,
|
---|
| 679 | value):
|
---|
| 680 | """Get the score for a faulty value where the score is calculated
|
---|
| 681 | linearly within a certain range."""
|
---|
| 682 | if value<minFaultValue:
|
---|
| 683 | return 0
|
---|
| 684 | elif value>maxFaultValue:
|
---|
| 685 | return maxScore
|
---|
| 686 | else:
|
---|
| 687 | return minScore + (maxScore-minScore) * (value-minFaultValue) / \
|
---|
| 688 | (maxFaultValue - minFaultValue)
|
---|
| 689 |
|
---|
| 690 | #---------------------------------------------------------------------------------------
|
---|
| 691 |
|
---|
| 692 | class SimpleFaultChecker(FaultChecker):
|
---|
| 693 | """Base class for fault checkers that check for a single occurence of a
|
---|
| 694 | faulty condition.
|
---|
| 695 |
|
---|
| 696 | Child classes should implement the following functions:
|
---|
| 697 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 698 | condition holds
|
---|
| 699 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 700 | via the logger."""
|
---|
| 701 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 702 | """Perform the check."""
|
---|
| 703 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 704 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 705 |
|
---|
| 706 | #---------------------------------------------------------------------------------------
|
---|
| 707 |
|
---|
| 708 | class PatientFaultChecker(FaultChecker):
|
---|
| 709 | """A fault checker that does not decides on a fault when the condition
|
---|
| 710 | arises immediately, but can wait some time.
|
---|
| 711 |
|
---|
| 712 | Child classes should implement the following functions:
|
---|
| 713 | - isCondition(self, flight, aircraft, oldState, state): should return whether the
|
---|
| 714 | condition holds
|
---|
| 715 | - logFault(self, flight, aircraft, logger, oldState, state): log the fault
|
---|
| 716 | via the logger
|
---|
| 717 | """
|
---|
| 718 | def __init__(self, timeout = 2.0):
|
---|
| 719 | """Construct the fault checker with the given timeout."""
|
---|
| 720 | self._timeout = timeout
|
---|
| 721 | self._faultStarted = None
|
---|
| 722 |
|
---|
| 723 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 724 | """Get the timeout.
|
---|
| 725 |
|
---|
| 726 | This default implementation returns the timeout given in the
|
---|
| 727 | constructor, but child classes might want to enforce a different
|
---|
| 728 | policy."""
|
---|
| 729 | return self._timeout
|
---|
| 730 |
|
---|
| 731 | def check(self, flight, aircraft, logger, oldState, state):
|
---|
| 732 | """Perform the check."""
|
---|
| 733 | if self.isCondition(flight, aircraft, oldState, state):
|
---|
| 734 | if self._faultStarted is None:
|
---|
| 735 | self._faultStarted = state.timestamp
|
---|
| 736 | timeout = self.getTimeout(flight, aircraft, oldState, state)
|
---|
| 737 | if state.timestamp>=(self._faultStarted + timeout):
|
---|
| 738 | self.logFault(flight, aircraft, logger, oldState, state)
|
---|
| 739 | self._faultStarted = state.timestamp
|
---|
| 740 | else:
|
---|
| 741 | self._faultStarted = None
|
---|
| 742 |
|
---|
| 743 | #---------------------------------------------------------------------------------------
|
---|
| 744 |
|
---|
| 745 | class AntiCollisionLightsChecker(PatientFaultChecker):
|
---|
| 746 | """Check for the anti-collision light being off at high N1 values."""
|
---|
| 747 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 748 | """Check if the fault condition holds."""
|
---|
| 749 | return (flight.stage!=const.STAGE_PARKING or \
|
---|
[183] | 750 | not flight.config.usingFS2Crew) and \
|
---|
[11] | 751 | not state.antiCollisionLightsOn and \
|
---|
[211] | 752 | self.isEngineCondition(state)
|
---|
[11] | 753 |
|
---|
| 754 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 755 | """Log the fault."""
|
---|
[30] | 756 | flight.handleFault(AntiCollisionLightsChecker, state.timestamp,
|
---|
| 757 | FaultChecker._appendDuring(flight,
|
---|
| 758 | "Anti-collision lights were off"),
|
---|
| 759 | 1)
|
---|
[11] | 760 |
|
---|
[211] | 761 | def isEngineCondition(self, state):
|
---|
| 762 | """Determine if the engines are in such a state that the lights should
|
---|
| 763 | be on."""
|
---|
[263] | 764 | if state.n1 is not None:
|
---|
| 765 | return max(state.n1)>5
|
---|
| 766 | elif state.rpm is not None:
|
---|
| 767 | return max(state.rpm)>0
|
---|
| 768 | else:
|
---|
| 769 | return False
|
---|
[211] | 770 |
|
---|
| 771 | #---------------------------------------------------------------------------------------
|
---|
| 772 |
|
---|
| 773 | class TupolevAntiCollisionLightsChecker(AntiCollisionLightsChecker):
|
---|
| 774 | """Check for the anti-collision light for Tuplev planes."""
|
---|
[307] | 775 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 776 | """Check if the fault condition holds."""
|
---|
| 777 | numEnginesRunning = 0
|
---|
| 778 | for n1 in state.n1:
|
---|
| 779 | if n1>5: numEnginesRunning += 1
|
---|
| 780 |
|
---|
| 781 | if flight.stage==const.STAGE_PARKING:
|
---|
| 782 | return numEnginesRunning<len(state.n1) \
|
---|
| 783 | and state.antiCollisionLightsOn
|
---|
| 784 | else:
|
---|
| 785 | return numEnginesRunning>1 and not state.antiCollisionLightsOn or \
|
---|
| 786 | numEnginesRunning<1 and state.antiCollisionLightsOn
|
---|
[211] | 787 |
|
---|
[11] | 788 | #---------------------------------------------------------------------------------------
|
---|
| 789 |
|
---|
| 790 | class BankChecker(SimpleFaultChecker):
|
---|
[263] | 791 | """Check for the bank is within limits."""
|
---|
[11] | 792 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 793 | """Check if the fault condition holds."""
|
---|
| 794 | if flight.stage==const.STAGE_CRUISE:
|
---|
| 795 | bankLimit = 30
|
---|
| 796 | elif flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 797 | const.STAGE_DESCENT, const.STAGE_LANDING]:
|
---|
| 798 | bankLimit = 35
|
---|
| 799 | else:
|
---|
| 800 | return False
|
---|
| 801 |
|
---|
| 802 | return state.bank>bankLimit or state.bank<-bankLimit
|
---|
| 803 |
|
---|
| 804 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 805 | """Log the fault."""
|
---|
[30] | 806 | flight.handleFault(BankChecker, state.timestamp,
|
---|
| 807 | FaultChecker._appendDuring(flight, "Bank too steep"),
|
---|
| 808 | 2)
|
---|
[11] | 809 |
|
---|
| 810 | #---------------------------------------------------------------------------------------
|
---|
| 811 |
|
---|
| 812 | class FlapsRetractChecker(SimpleFaultChecker):
|
---|
| 813 | """Check if the flaps are not retracted too early."""
|
---|
[13] | 814 | def __init__(self):
|
---|
| 815 | """Construct the flaps checker."""
|
---|
| 816 | self._timeStart = None
|
---|
| 817 |
|
---|
[11] | 818 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 819 | """Check if the fault condition holds.
|
---|
| 820 |
|
---|
| 821 | FIXME: check if this really is the intention (FlapsRetractedMistake.java)"""
|
---|
| 822 | if (flight.stage==const.STAGE_TAKEOFF and not state.onTheGround) or \
|
---|
| 823 | (flight.stage==const.STAGE_LANDING and state.onTheGround):
|
---|
| 824 | if self._timeStart is None:
|
---|
| 825 | self._timeStart = state.timestamp
|
---|
| 826 |
|
---|
| 827 | if state.flapsSet==0 and state.timestamp<=(self._timeStart+2.0):
|
---|
| 828 | return True
|
---|
[13] | 829 | else:
|
---|
| 830 | self._timeStart = None
|
---|
[11] | 831 | return False
|
---|
| 832 |
|
---|
| 833 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 834 | """Log the fault."""
|
---|
[30] | 835 | flight.handleFault(FlapsRetractChecker, state.timestamp,
|
---|
| 836 | FaultChecker._appendDuring(flight, "Flaps retracted"),
|
---|
| 837 | 20)
|
---|
[11] | 838 |
|
---|
| 839 | #---------------------------------------------------------------------------------------
|
---|
| 840 |
|
---|
| 841 | class FlapsSpeedLimitChecker(SimpleFaultChecker):
|
---|
| 842 | """Check if the flaps are extended only at the right speeds."""
|
---|
| 843 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 844 | """Check if the fault condition holds."""
|
---|
| 845 | speedLimit = aircraft.getFlapsSpeedLimit(state.flapsSet)
|
---|
[197] | 846 | return speedLimit is not None and state.smoothedIAS>speedLimit
|
---|
[11] | 847 |
|
---|
| 848 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 849 | """Log the fault."""
|
---|
[30] | 850 | flight.handleFault(FlapsSpeedLimitChecker, state.timestamp,
|
---|
| 851 | FaultChecker._appendDuring(flight, "Flap speed limit fault"),
|
---|
| 852 | 5)
|
---|
[11] | 853 |
|
---|
| 854 | #---------------------------------------------------------------------------------------
|
---|
| 855 |
|
---|
| 856 | class GearsDownChecker(SimpleFaultChecker):
|
---|
| 857 | """Check if the gears are down at low altitudes."""
|
---|
| 858 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 859 | """Check if the fault condition holds."""
|
---|
| 860 | return state.radioAltitude<10 and not state.gearsDown and \
|
---|
| 861 | flight.stage!=const.STAGE_TAKEOFF
|
---|
| 862 |
|
---|
| 863 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 864 | """Log the fault."""
|
---|
[30] | 865 | flight.handleNoGo(GearsDownChecker, state.timestamp,
|
---|
| 866 | "Gears not down at %.0f feet radio altitude" % \
|
---|
| 867 | (state.radioAltitude,),
|
---|
| 868 | "GEAR DOWN NO GO")
|
---|
[11] | 869 |
|
---|
| 870 | #---------------------------------------------------------------------------------------
|
---|
| 871 |
|
---|
| 872 | class GearSpeedLimitChecker(PatientFaultChecker):
|
---|
| 873 | """Check if the gears not down at too high a speed."""
|
---|
| 874 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 875 | """Check if the fault condition holds."""
|
---|
[197] | 876 | return state.gearsDown and state.smoothedIAS>aircraft.gearSpeedLimit
|
---|
[11] | 877 |
|
---|
| 878 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 879 | """Log the fault."""
|
---|
[30] | 880 | flight.handleFault(GearSpeedLimitChecker, state.timestamp,
|
---|
| 881 | FaultChecker._appendDuring(flight, "Gear speed limit fault"),
|
---|
| 882 | 5)
|
---|
[11] | 883 |
|
---|
| 884 | #---------------------------------------------------------------------------------------
|
---|
| 885 |
|
---|
| 886 | class GLoadChecker(SimpleFaultChecker):
|
---|
| 887 | """Check if the G-load does not exceed 2 except during flare."""
|
---|
| 888 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 889 | """Check if the fault condition holds."""
|
---|
| 890 | return state.gLoad>2.0 and (flight.stage!=const.STAGE_LANDING or \
|
---|
| 891 | state.radioAltitude>=50)
|
---|
| 892 |
|
---|
| 893 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 894 | """Log the fault."""
|
---|
[30] | 895 | flight.handleFault(GLoadChecker, state.timestamp,
|
---|
| 896 | "G-load was %.2f" % (state.gLoad,),
|
---|
| 897 | 10)
|
---|
[11] | 898 |
|
---|
| 899 | #---------------------------------------------------------------------------------------
|
---|
| 900 |
|
---|
| 901 | class LandingLightsChecker(PatientFaultChecker):
|
---|
| 902 | """Check if the landing lights are used properly."""
|
---|
| 903 | def getTimeout(self, flight, aircraft, oldState, state):
|
---|
| 904 | """Get the timeout.
|
---|
| 905 |
|
---|
| 906 | It is the default timeout except for landing and takeoff."""
|
---|
| 907 | return 0.0 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 908 | const.STAGE_LANDING] else self._timeout
|
---|
| 909 |
|
---|
| 910 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 911 | """Check if the fault condition holds."""
|
---|
[314] | 912 | return state.landingLightsOn is not None and \
|
---|
| 913 | ((flight.stage==const.STAGE_BOARDING and \
|
---|
| 914 | state.landingLightsOn and state.onTheGround) or \
|
---|
| 915 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 916 | not state.landingLightsOn and not state.onTheGround) or \
|
---|
| 917 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 918 | const.STAGE_DESCENT] and \
|
---|
| 919 | state.landingLightsOn and state.altitude>12500) or \
|
---|
| 920 | (flight.stage==const.STAGE_LANDING and \
|
---|
| 921 | not state.landingLightsOn and state.onTheGround) or \
|
---|
| 922 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 923 | state.landingLightsOn and state.onTheGround))
|
---|
[11] | 924 |
|
---|
| 925 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 926 | """Log the fault."""
|
---|
| 927 | score = 0 if flight.stage==const.STAGE_LANDING else 1
|
---|
| 928 | message = "Landing lights were %s" % (("on" if state.landingLightsOn else "off"),)
|
---|
[30] | 929 | flight.handleFault(LandingLightsChecker, state.timestamp,
|
---|
| 930 | FaultChecker._appendDuring(flight, message),
|
---|
| 931 | score)
|
---|
[11] | 932 |
|
---|
| 933 | #---------------------------------------------------------------------------------------
|
---|
| 934 |
|
---|
| 935 | class WeightChecker(PatientFaultChecker):
|
---|
| 936 | """Base class for checkers that check that some limit is not exceeded."""
|
---|
| 937 | def __init__(self, name):
|
---|
| 938 | """Construct the checker."""
|
---|
| 939 | super(WeightChecker, self).__init__(timeout = 5.0)
|
---|
| 940 | self._name = name
|
---|
| 941 |
|
---|
| 942 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 943 | """Check if the fault condition holds."""
|
---|
| 944 | if flight.entranceExam:
|
---|
| 945 | return False
|
---|
| 946 |
|
---|
| 947 | limit = self.getLimit(flight, aircraft, state)
|
---|
| 948 | if limit is not None:
|
---|
[183] | 949 | #if flight.options.compensation is not None:
|
---|
| 950 | # limit += flight.options.compensation
|
---|
[13] | 951 | return self.getWeight(state)>limit
|
---|
[11] | 952 |
|
---|
| 953 | return False
|
---|
| 954 |
|
---|
| 955 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 956 | """Log the fault."""
|
---|
[13] | 957 | mname = "M" + self._name
|
---|
[30] | 958 | flight.handleNoGo(self.__class__, state.timestamp,
|
---|
| 959 | "%s exceeded: %s is %.0f kg" % \
|
---|
| 960 | (mname, self._name, self.getWeight(state)),
|
---|
| 961 | "%s NO GO" % (mname,))
|
---|
[13] | 962 |
|
---|
| 963 | def getWeight(self, state):
|
---|
| 964 | """Get the weight that is interesting for us."""
|
---|
| 965 | return state.grossWeight
|
---|
[11] | 966 |
|
---|
| 967 | #---------------------------------------------------------------------------------------
|
---|
| 968 |
|
---|
| 969 | class MLWChecker(WeightChecker):
|
---|
| 970 | """Checks if the MLW is not exceeded on landing."""
|
---|
| 971 | def __init__(self):
|
---|
| 972 | """Construct the checker."""
|
---|
[13] | 973 | super(MLWChecker, self).__init__("LW")
|
---|
[11] | 974 |
|
---|
[13] | 975 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 976 | """Get the limit if we are in the right state."""
|
---|
| 977 | return aircraft.mlw if flight.stage==const.STAGE_LANDING and \
|
---|
[184] | 978 | state.onTheGround and \
|
---|
| 979 | not flight.entranceExam else None
|
---|
[11] | 980 |
|
---|
| 981 | #---------------------------------------------------------------------------------------
|
---|
| 982 |
|
---|
| 983 | class MTOWChecker(WeightChecker):
|
---|
| 984 | """Checks if the MTOW is not exceeded on landing."""
|
---|
| 985 | def __init__(self):
|
---|
| 986 | """Construct the checker."""
|
---|
[13] | 987 | super(MTOWChecker, self).__init__("TOW")
|
---|
[11] | 988 |
|
---|
[13] | 989 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 990 | """Get the limit if we are in the right state."""
|
---|
[184] | 991 | return aircraft.mtow if flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 992 | not flight.entranceExam else None
|
---|
[11] | 993 |
|
---|
| 994 | #---------------------------------------------------------------------------------------
|
---|
| 995 |
|
---|
| 996 | class MZFWChecker(WeightChecker):
|
---|
[60] | 997 | """Checks if the MZFW is not exceeded on landing."""
|
---|
[11] | 998 | def __init__(self):
|
---|
| 999 | """Construct the checker."""
|
---|
[13] | 1000 | super(MZFWChecker, self).__init__("ZFW")
|
---|
[11] | 1001 |
|
---|
[13] | 1002 | def getLimit(self, flight, aircraft, state):
|
---|
[11] | 1003 | """Get the limit if we are in the right state."""
|
---|
[184] | 1004 | return aircraft.mzfw if not flight.entranceExam else None
|
---|
[11] | 1005 |
|
---|
[13] | 1006 | def getWeight(self, state):
|
---|
| 1007 | """Get the weight that is interesting for us."""
|
---|
| 1008 | return state.zfw
|
---|
| 1009 |
|
---|
[11] | 1010 | #---------------------------------------------------------------------------------------
|
---|
| 1011 |
|
---|
| 1012 | class NavLightsChecker(PatientFaultChecker):
|
---|
| 1013 | """Check if the navigational lights are used properly."""
|
---|
| 1014 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1015 | """Check if the fault condition holds."""
|
---|
| 1016 | return flight.stage!=const.STAGE_BOARDING and \
|
---|
| 1017 | flight.stage!=const.STAGE_PARKING and \
|
---|
| 1018 | not state.navLightsOn
|
---|
| 1019 |
|
---|
| 1020 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1021 | """Log the fault."""
|
---|
[30] | 1022 | flight.handleFault(NavLightsChecker, state.timestamp,
|
---|
| 1023 | FaultChecker._appendDuring(flight,
|
---|
| 1024 | "Navigation lights were off"),
|
---|
| 1025 | 1)
|
---|
[11] | 1026 |
|
---|
| 1027 | #---------------------------------------------------------------------------------------
|
---|
| 1028 |
|
---|
| 1029 | class OverspeedChecker(PatientFaultChecker):
|
---|
| 1030 | """Check if Vne has been exceeded."""
|
---|
[197] | 1031 | def __init__(self, timeout = 5.0):
|
---|
[11] | 1032 | """Construct the checker."""
|
---|
[197] | 1033 | super(OverspeedChecker, self).__init__(timeout = timeout)
|
---|
[11] | 1034 |
|
---|
| 1035 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1036 | """Check if the fault condition holds."""
|
---|
| 1037 | return state.overspeed
|
---|
| 1038 |
|
---|
| 1039 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1040 | """Log the fault."""
|
---|
[30] | 1041 | flight.handleFault(OverspeedChecker, state.timestamp,
|
---|
| 1042 | FaultChecker._appendDuring(flight, "Overspeed"),
|
---|
| 1043 | 20)
|
---|
[11] | 1044 |
|
---|
| 1045 | #---------------------------------------------------------------------------------------
|
---|
| 1046 |
|
---|
| 1047 | class PayloadChecker(SimpleFaultChecker):
|
---|
| 1048 | """Check if the payload matches the specification."""
|
---|
| 1049 | TOLERANCE=550
|
---|
[60] | 1050 |
|
---|
| 1051 | @staticmethod
|
---|
| 1052 | def isZFWFaulty(aircraftZFW, flightZFW):
|
---|
| 1053 | """Check if the given aircraft's ZFW is outside of the limits."""
|
---|
| 1054 | return aircraftZFW < (flightZFW - PayloadChecker.TOLERANCE) or \
|
---|
| 1055 | aircraftZFW > (flightZFW + PayloadChecker.TOLERANCE)
|
---|
[11] | 1056 |
|
---|
| 1057 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1058 | """Check if the fault condition holds."""
|
---|
[192] | 1059 | return not flight.entranceExam and \
|
---|
[184] | 1060 | flight.stage==const.STAGE_PUSHANDTAXI and \
|
---|
[60] | 1061 | PayloadChecker.isZFWFaulty(state.zfw, flight.zfw)
|
---|
[11] | 1062 |
|
---|
| 1063 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1064 | """Log the fault."""
|
---|
[30] | 1065 | flight.handleNoGo(PayloadChecker, state.timestamp,
|
---|
| 1066 | "ZFW difference is more than %d kgs" % \
|
---|
| 1067 | (PayloadChecker.TOLERANCE,),
|
---|
| 1068 | "ZFW NO GO")
|
---|
[11] | 1069 |
|
---|
| 1070 | #---------------------------------------------------------------------------------------
|
---|
| 1071 |
|
---|
| 1072 | class PitotChecker(PatientFaultChecker):
|
---|
| 1073 | """Check if pitot heat is on."""
|
---|
| 1074 | def __init__(self):
|
---|
| 1075 | """Construct the checker."""
|
---|
| 1076 | super(PitotChecker, self).__init__(timeout = 3.0)
|
---|
| 1077 |
|
---|
| 1078 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1079 | """Check if the fault condition holds."""
|
---|
[13] | 1080 | return state.groundSpeed>80 and not state.pitotHeatOn
|
---|
[11] | 1081 |
|
---|
| 1082 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1083 | """Log the fault."""
|
---|
| 1084 | score = 2 if flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1085 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1086 | const.STAGE_LANDING] else 0
|
---|
[30] | 1087 | flight.handleFault(PitotChecker, state.timestamp,
|
---|
| 1088 | FaultChecker._appendDuring(flight, "Pitot heat was off"),
|
---|
| 1089 | score)
|
---|
[11] | 1090 |
|
---|
| 1091 | #---------------------------------------------------------------------------------------
|
---|
| 1092 |
|
---|
| 1093 | class ReverserChecker(SimpleFaultChecker):
|
---|
| 1094 | """Check if the reverser is not used below 60 knots."""
|
---|
| 1095 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1096 | """Check if the fault condition holds."""
|
---|
| 1097 | return flight.stage in [const.STAGE_DESCENT, const.STAGE_LANDING,
|
---|
| 1098 | const.STAGE_TAXIAFTERLAND] and \
|
---|
[25] | 1099 | state.groundSpeed<60 and max(state.reverser)
|
---|
[11] | 1100 |
|
---|
| 1101 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1102 | """Log the fault."""
|
---|
[241] | 1103 | message = "Reverser used below %.0f %s" % \
|
---|
| 1104 | (flight.speedFromKnots(60), flight.getEnglishSpeedUnit())
|
---|
[30] | 1105 | flight.handleFault(ReverserChecker, state.timestamp,
|
---|
[241] | 1106 | FaultChecker._appendDuring(flight, message),
|
---|
| 1107 | 15)
|
---|
[11] | 1108 |
|
---|
| 1109 | #---------------------------------------------------------------------------------------
|
---|
| 1110 |
|
---|
| 1111 | class SpeedChecker(SimpleFaultChecker):
|
---|
| 1112 | """Check if the speed is in the prescribed limits."""
|
---|
| 1113 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1114 | """Check if the fault condition holds."""
|
---|
| 1115 | return flight.stage in [const.STAGE_PUSHANDTAXI,
|
---|
| 1116 | const.STAGE_TAXIAFTERLAND] and \
|
---|
| 1117 | state.groundSpeed>50
|
---|
| 1118 |
|
---|
| 1119 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1120 | """Log the fault."""
|
---|
[241] | 1121 | message = "Taxi speed over %.0f %s" % \
|
---|
| 1122 | (flight.speedFromKnots(50), flight.getEnglishSpeedUnit())
|
---|
[30] | 1123 | flight.handleFault(SpeedChecker, state.timestamp,
|
---|
[241] | 1124 | FaultChecker._appendDuring(flight, message),
|
---|
[30] | 1125 | FaultChecker._getLinearScore(50, 80, 10, 15,
|
---|
| 1126 | state.groundSpeed))
|
---|
[11] | 1127 |
|
---|
| 1128 | #---------------------------------------------------------------------------------------
|
---|
| 1129 |
|
---|
| 1130 | class StallChecker(PatientFaultChecker):
|
---|
| 1131 | """Check if stall occured."""
|
---|
| 1132 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1133 | """Check if the fault condition holds."""
|
---|
| 1134 | return flight.stage in [const.STAGE_TAKEOFF, const.STAGE_CLIMB,
|
---|
| 1135 | const.STAGE_CRUISE, const.STAGE_DESCENT,
|
---|
| 1136 | const.STAGE_LANDING] and state.stalled
|
---|
| 1137 |
|
---|
| 1138 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1139 | """Log the fault."""
|
---|
| 1140 | score = 40 if flight.stage in [const.STAGE_TAKEOFF,
|
---|
| 1141 | const.STAGE_LANDING] else 30
|
---|
[30] | 1142 | flight.handleFault(StallChecker, state.timestamp,
|
---|
| 1143 | FaultChecker._appendDuring(flight, "Stalled"),
|
---|
| 1144 | score)
|
---|
[11] | 1145 |
|
---|
| 1146 | #---------------------------------------------------------------------------------------
|
---|
| 1147 |
|
---|
| 1148 | class StrobeLightsChecker(PatientFaultChecker):
|
---|
| 1149 | """Check if the strobe lights are used properly."""
|
---|
| 1150 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1151 | """Check if the fault condition holds."""
|
---|
[211] | 1152 | return (flight.stage==const.STAGE_BOARDING and \
|
---|
| 1153 | state.strobeLightsOn and state.onTheGround) or \
|
---|
| 1154 | (flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1155 | not state.strobeLightsOn and not state.gearsDown) or \
|
---|
| 1156 | (flight.stage in [const.STAGE_CLIMB, const.STAGE_CRUISE,
|
---|
| 1157 | const.STAGE_DESCENT] and \
|
---|
| 1158 | not state.strobeLightsOn and not state.onTheGround) or \
|
---|
| 1159 | (flight.stage==const.STAGE_PARKING and \
|
---|
| 1160 | state.strobeLightsOn and state.onTheGround)
|
---|
[11] | 1161 |
|
---|
| 1162 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1163 | """Log the fault."""
|
---|
| 1164 | message = "Strobe lights were %s" % (("on" if state.strobeLightsOn else "off"),)
|
---|
[30] | 1165 | flight.handleFault(StrobeLightsChecker, state.timestamp,
|
---|
| 1166 | FaultChecker._appendDuring(flight, message),
|
---|
| 1167 | 1)
|
---|
[11] | 1168 |
|
---|
| 1169 | #---------------------------------------------------------------------------------------
|
---|
| 1170 |
|
---|
| 1171 | class ThrustChecker(SimpleFaultChecker):
|
---|
| 1172 | """Check if the thrust setting is not too high during takeoff.
|
---|
| 1173 |
|
---|
| 1174 | FIXME: is this really so general, for all aircraft?"""
|
---|
| 1175 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1176 | """Check if the fault condition holds."""
|
---|
[263] | 1177 | return flight.stage==const.STAGE_TAKEOFF and \
|
---|
| 1178 | state.n1 is not None and max(state.n1)>97
|
---|
[11] | 1179 |
|
---|
| 1180 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1181 | """Log the fault."""
|
---|
[30] | 1182 | flight.handleFault(ThrustChecker, state.timestamp,
|
---|
| 1183 | FaultChecker._appendDuring(flight,
|
---|
| 1184 | "Thrust setting was too high (>97%)"),
|
---|
| 1185 | FaultChecker._getLinearScore(97, 110, 0, 10, max(state.n1)))
|
---|
[11] | 1186 |
|
---|
| 1187 | #---------------------------------------------------------------------------------------
|
---|
| 1188 |
|
---|
| 1189 | class VSChecker(SimpleFaultChecker):
|
---|
| 1190 | """Check if the vertical speed is not too low at certain altitudes"""
|
---|
| 1191 | BELOW10000 = -5000
|
---|
| 1192 | BELOW5000 = -2500
|
---|
| 1193 | BELOW2500 = -1500
|
---|
| 1194 | BELOW500 = -1000
|
---|
| 1195 | TOLERANCE = 1.2
|
---|
| 1196 |
|
---|
| 1197 | def isCondition(self, flight, aircraft, oldState, state):
|
---|
| 1198 | """Check if the fault condition holds."""
|
---|
[197] | 1199 | vs = state.smoothedVS
|
---|
[11] | 1200 | altitude = state.altitude
|
---|
| 1201 | return vs < -8000 or vs > 8000 or \
|
---|
| 1202 | (altitude<500 and vs < (VSChecker.BELOW500 *
|
---|
[13] | 1203 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1204 | (altitude<2500 and vs < (VSChecker.BELOW2500 *
|
---|
[13] | 1205 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1206 | (altitude<5000 and vs < (VSChecker.BELOW5000 *
|
---|
[13] | 1207 | VSChecker.TOLERANCE)) or \
|
---|
[11] | 1208 | (altitude<10000 and vs < (VSChecker.BELOW10000 *
|
---|
[13] | 1209 | VSChecker.TOLERANCE))
|
---|
[11] | 1210 |
|
---|
| 1211 | def logFault(self, flight, aircraft, logger, oldState, state):
|
---|
| 1212 | """Log the fault."""
|
---|
[197] | 1213 | vs = state.smoothedVS
|
---|
[11] | 1214 |
|
---|
| 1215 | message = "Vertical speed was %.0f feet/min" % (vs,)
|
---|
| 1216 | if vs>-8000 and vs<8000:
|
---|
| 1217 | message += " at %.0f feet (exceeds company limit)" % (state.altitude,)
|
---|
| 1218 |
|
---|
| 1219 | score = 10 if vs<-8000 or vs>8000 else 0
|
---|
| 1220 |
|
---|
[30] | 1221 | flight.handleFault(VSChecker, state.timestamp,
|
---|
| 1222 | FaultChecker._appendDuring(flight, message),
|
---|
| 1223 | score)
|
---|
[11] | 1224 |
|
---|
| 1225 | #---------------------------------------------------------------------------------------
|
---|