[3] | 1 | # Module handling the connection to FSUIPC
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| 2 |
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[4] | 3 | #------------------------------------------------------------------------------
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| 4 |
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| 5 | import fs
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| 6 | import const
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| 7 | import util
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| 8 |
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[3] | 9 | import threading
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| 10 | import os
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| 11 | import time
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[4] | 12 | import calendar
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| 13 | import sys
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[26] | 14 | import codecs
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[3] | 15 |
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| 16 | if os.name == "nt":
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| 17 | import pyuipc
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| 18 | else:
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[51] | 19 | import pyuipc_sim as pyuipc
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[3] | 20 |
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[4] | 21 | #------------------------------------------------------------------------------
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| 22 |
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[3] | 23 | class Handler(threading.Thread):
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| 24 | """The thread to handle the FSUIPC requests."""
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[4] | 25 | @staticmethod
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[9] | 26 | def fsuipc2VS(data):
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| 27 | """Convert the given vertical speed data read from FSUIPC into feet/min."""
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| 28 | return data*60.0/const.FEETTOMETRES/256.0
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| 29 |
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| 30 | @staticmethod
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| 31 | def fsuipc2radioAltitude(data):
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| 32 | """Convert the given radio altitude data read from FSUIPC into feet."""
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| 33 | return data/const.FEETTOMETRES/65536.0
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| 34 |
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| 35 | @staticmethod
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| 36 | def fsuipc2Degrees(data):
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| 37 | """Convert the given data into degrees."""
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| 38 | return data * 360.0 / 65536.0 / 65536.0
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| 39 |
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| 40 | @staticmethod
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| 41 | def fsuipc2PositiveDegrees(data):
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| 42 | """Convert the given data into positive degrees."""
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| 43 | degrees = Handler.fsuipc2Degrees(data)
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| 44 | if degrees<0.0: degrees += 360.0
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| 45 | return degrees
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| 46 |
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| 47 | @staticmethod
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| 48 | def fsuipc2IAS(data):
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| 49 | """Convert the given data into indicated airspeed."""
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| 50 | return data / 128.0
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| 51 |
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| 52 | @staticmethod
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[4] | 53 | def _callSafe(fun):
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| 54 | """Call the given function and swallow any exceptions."""
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| 55 | try:
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| 56 | return fun()
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| 57 | except Exception, e:
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| 58 | print >> sys.stderr, str(e)
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| 59 | return None
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| 60 |
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[59] | 61 | # The number of times a read is attempted
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[21] | 62 | NUM_READATTEMPTS = 3
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| 63 |
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[59] | 64 | # The number of connection attempts
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| 65 | NUM_CONNECTATTEMPTS = 3
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| 66 |
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| 67 | # The interval between successive connect attempts
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| 68 | CONNECT_INTERVAL = 0.25
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| 69 |
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[21] | 70 | @staticmethod
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| 71 | def _performRead(data, callback, extra, validator):
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| 72 | """Perform a read request.
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| 73 |
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| 74 | If there is a validator, that will be called with the return values,
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| 75 | and if the values are wrong, the request is retried at most a certain
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| 76 | number of times.
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| 77 |
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| 78 | Return True if the request has succeeded, False if validation has
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| 79 | failed during all attempts. An exception may also be thrown if there is
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| 80 | some lower-level communication problem."""
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| 81 | attemptsLeft = Handler.NUM_READATTEMPTS
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| 82 | while attemptsLeft>0:
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| 83 | values = pyuipc.read(data)
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| 84 | if validator is None or \
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| 85 | Handler._callSafe(lambda: validator(values, extra)):
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| 86 | Handler._callSafe(lambda: callback(values, extra))
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| 87 | return True
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| 88 | else:
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| 89 | attemptsLeft -= 1
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| 90 | return False
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| 91 |
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[3] | 92 | class Request(object):
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| 93 | """A simple, one-shot request."""
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[21] | 94 | def __init__(self, forWrite, data, callback, extra, validator = None):
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[3] | 95 | """Construct the request."""
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| 96 | self._forWrite = forWrite
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| 97 | self._data = data
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| 98 | self._callback = callback
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| 99 | self._extra = extra
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[21] | 100 | self._validator = validator
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[3] | 101 |
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| 102 | def process(self, time):
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[21] | 103 | """Process the request.
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| 104 |
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| 105 | Return True if the request has succeeded, False if data validation
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| 106 | has failed for a reading request. An exception may also be thrown
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| 107 | if there is some lower-level communication problem."""
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[3] | 108 | if self._forWrite:
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| 109 | pyuipc.write(self._data)
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[4] | 110 | Handler._callSafe(lambda: self._callback(True, self._extra))
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[21] | 111 | return True
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[3] | 112 | else:
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[21] | 113 | return Handler._performRead(self._data, self._callback,
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| 114 | self._extra, self._validator)
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[3] | 115 |
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[4] | 116 | def fail(self):
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| 117 | """Handle the failure of this request."""
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| 118 | if self._forWrite:
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| 119 | Handler._callSafe(lambda: self._callback(False, self._extra))
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| 120 | else:
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| 121 | Handler._callSafe(lambda: self._callback(None, self._extra))
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| 122 |
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[3] | 123 | class PeriodicRequest(object):
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| 124 | """A periodic request."""
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[21] | 125 | def __init__(self, id, period, data, callback, extra, validator):
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[3] | 126 | """Construct the periodic request."""
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| 127 | self._id = id
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| 128 | self._period = period
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| 129 | self._nextFire = time.time() + period
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| 130 | self._data = data
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| 131 | self._preparedData = None
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| 132 | self._callback = callback
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| 133 | self._extra = extra
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[21] | 134 | self._validator = validator
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[3] | 135 |
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| 136 | @property
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| 137 | def id(self):
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| 138 | """Get the ID of this periodic request."""
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| 139 | return self._id
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| 140 |
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| 141 | @property
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| 142 | def nextFire(self):
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| 143 | """Get the next firing time."""
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| 144 | return self._nextFire
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| 145 |
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| 146 | def process(self, time):
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| 147 | """Check if this request should be executed, and if so, do so.
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| 148 |
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[21] | 149 | time is the time at which the request is being executed. If this
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| 150 | function is called too early, nothing is done, and True is
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| 151 | returned.
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[3] | 152 |
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[21] | 153 | Return True if the request has succeeded, False if data validation
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| 154 | has failed. An exception may also be thrown if there is some
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| 155 | lower-level communication problem."""
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| 156 | if time<self._nextFire:
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| 157 | return True
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| 158 |
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[3] | 159 | if self._preparedData is None:
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| 160 | self._preparedData = pyuipc.prepare_data(self._data)
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| 161 | self._data = None
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| 162 |
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[21] | 163 | isOK = Handler._performRead(self._preparedData, self._callback,
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| 164 | self._extra, self._validator)
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[3] | 165 |
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[21] | 166 | if isOK:
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| 167 | while self._nextFire <= time:
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| 168 | self._nextFire += self._period
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[3] | 169 |
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[21] | 170 | return isOK
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[3] | 171 |
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[4] | 172 | def fail(self):
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| 173 | """Handle the failure of this request."""
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| 174 | pass
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| 175 |
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[3] | 176 | def __cmp__(self, other):
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| 177 | """Compare two periodic requests. They are ordered by their next
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| 178 | firing times."""
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| 179 | return cmp(self._nextFire, other._nextFire)
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| 180 |
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[59] | 181 | def __init__(self, connectionListener,
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| 182 | connectAttempts = -1, connectInterval = 0.2):
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[3] | 183 | """Construct the handler with the given connection listener."""
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| 184 | threading.Thread.__init__(self)
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| 185 |
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| 186 | self._connectionListener = connectionListener
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[59] | 187 | self._connectAttempts = connectAttempts
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| 188 | self._connectInterval = connectInterval
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[3] | 189 |
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| 190 | self._requestCondition = threading.Condition()
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| 191 | self._connectionRequested = False
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[59] | 192 | self._connected = False
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[3] | 193 |
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| 194 | self._requests = []
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| 195 | self._nextPeriodicID = 1
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| 196 | self._periodicRequests = []
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| 197 |
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| 198 | self.daemon = True
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| 199 |
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[21] | 200 | def requestRead(self, data, callback, extra = None, validator = None):
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[3] | 201 | """Request the reading of some data.
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| 202 |
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| 203 | data is a list of tuples of the following items:
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| 204 | - the offset of the data as an integer
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| 205 | - the type letter of the data as a string
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| 206 |
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| 207 | callback is a function that receives two pieces of data:
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[4] | 208 | - the values retrieved or None on error
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[3] | 209 | - the extra parameter
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| 210 |
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| 211 | It will be called in the handler's thread!
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| 212 | """
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| 213 | with self._requestCondition:
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[21] | 214 | self._requests.append(Handler.Request(False, data, callback, extra,
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| 215 | validator))
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[3] | 216 | self._requestCondition.notify()
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| 217 |
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| 218 | def requestWrite(self, data, callback, extra = None):
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| 219 | """Request the writing of some data.
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| 220 |
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| 221 | data is a list of tuples of the following items:
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| 222 | - the offset of the data as an integer
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| 223 | - the type letter of the data as a string
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| 224 | - the data to write
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| 225 |
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[4] | 226 | callback is a function that receives two pieces of data:
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| 227 | - a boolean indicating if writing was successful
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| 228 | - the extra data
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| 229 | It will be called in the handler's thread!
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[3] | 230 | """
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| 231 | with self._requestCondition:
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| 232 | self._requests.append(Handler.Request(True, data, callback, extra))
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| 233 | self._requestCondition.notify()
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| 234 |
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[4] | 235 | @staticmethod
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| 236 | def _readWriteCallback(data, extra):
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| 237 | """Callback for the read() and write() calls below."""
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| 238 | extra.append(data)
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| 239 | with extra[0] as condition:
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| 240 | condition.notify()
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| 241 |
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[21] | 242 | def requestPeriodicRead(self, period, data, callback, extra = None,
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| 243 | validator = None):
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[3] | 244 | """Request a periodic read of data.
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| 245 |
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| 246 | period is a floating point number with the period in seconds.
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| 247 |
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| 248 | This function returns an identifier which can be used to cancel the
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| 249 | request."""
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| 250 | with self._requestCondition:
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| 251 | id = self._nextPeriodicID
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| 252 | self._nextPeriodicID += 1
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[21] | 253 | request = Handler.PeriodicRequest(id, period, data, callback,
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| 254 | extra, validator)
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[3] | 255 | self._periodicRequests.append(request)
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| 256 | self._requestCondition.notify()
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| 257 | return id
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| 258 |
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| 259 | def clearPeriodic(self, id):
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| 260 | """Clear the periodic request with the given ID."""
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| 261 | with self._requestCondition:
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| 262 | for i in range(0, len(self._periodicRequests)):
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| 263 | if self._periodicRequests[i].id==id:
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| 264 | del self._periodicRequests[i]
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| 265 | return True
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| 266 | return False
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| 267 |
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| 268 | def connect(self):
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| 269 | """Initiate the connection to the flight simulator."""
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| 270 | with self._requestCondition:
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| 271 | if not self._connectionRequested:
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| 272 | self._connectionRequested = True
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| 273 | self._requestCondition.notify()
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| 274 |
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| 275 | def disconnect(self):
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| 276 | """Disconnect from the flight simulator."""
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| 277 | with self._requestCondition:
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[59] | 278 | self._requests = []
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[3] | 279 | if self._connectionRequested:
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[59] | 280 | self._connectionRequested = False
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[3] | 281 | self._requestCondition.notify()
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| 282 |
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[59] | 283 | def clearRequests(self):
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| 284 | """Clear the outstanding one-shot requests."""
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| 285 | with self._requestCondition:
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| 286 | self._requests = []
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| 287 |
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[3] | 288 | def run(self):
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| 289 | """Perform the operation of the thread."""
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| 290 | while True:
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| 291 | self._waitConnectionRequest()
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| 292 |
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| 293 | if self._connect():
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| 294 | self._handleConnection()
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| 295 |
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| 296 | self._disconnect()
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| 297 |
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| 298 | def _waitConnectionRequest(self):
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| 299 | """Wait for a connection request to arrive."""
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| 300 | with self._requestCondition:
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| 301 | while not self._connectionRequested:
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| 302 | self._requestCondition.wait()
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| 303 |
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[59] | 304 | def _connect(self, autoReconnection = False):
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[21] | 305 | """Try to connect to the flight simulator via FSUIPC
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| 306 |
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| 307 | Returns True if the connection has been established, False if it was
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| 308 | not due to no longer requested.
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| 309 | """
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[59] | 310 | attempts = 0
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[3] | 311 | while self._connectionRequested:
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| 312 | try:
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[59] | 313 | attempts += 1
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[16] | 314 | pyuipc.open(pyuipc.SIM_ANY)
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[3] | 315 | description = "(FSUIPC version: 0x%04x, library version: 0x%04x, FS version: %d)" % \
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| 316 | (pyuipc.fsuipc_version, pyuipc.lib_version,
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| 317 | pyuipc.fs_version)
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[59] | 318 | if not autoReconnection:
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| 319 | Handler._callSafe(lambda:
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| 320 | self._connectionListener.connected(const.SIM_MSFS9,
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| 321 | description))
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[21] | 322 | self._connected = True
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[3] | 323 | return True
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| 324 | except Exception, e:
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| 325 | print "fsuipc.Handler._connect: connection failed: " + str(e)
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[59] | 326 | if attempts<self.NUM_CONNECTATTEMPTS:
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| 327 | time.sleep(self.CONNECT_INTERVAL)
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| 328 | else:
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| 329 | self._connectionRequested = False
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| 330 | if autoReconnection:
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| 331 | Handler._callSafe(lambda:
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| 332 | self._connectionListener.disconnected())
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| 333 | else:
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| 334 | Handler._callSafe(lambda:
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| 335 | self._connectionListener.connectionFailed())
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[3] | 336 |
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| 337 | return False
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| 338 |
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| 339 | def _handleConnection(self):
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| 340 | """Handle a living connection."""
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| 341 | with self._requestCondition:
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| 342 | while self._connectionRequested:
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[21] | 343 | self._processRequests()
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| 344 | self._waitRequest()
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| 345 |
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| 346 | def _waitRequest(self):
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| 347 | """Wait for the time of the next request.
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| 348 |
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| 349 | Returns also, if the connection is no longer requested.
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| 350 |
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| 351 | Should be called with the request condition lock held."""
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| 352 | while self._connectionRequested:
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| 353 | timeout = None
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| 354 | if self._periodicRequests:
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| 355 | self._periodicRequests.sort()
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| 356 | timeout = self._periodicRequests[0].nextFire - time.time()
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| 357 |
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| 358 | if timeout is not None and timeout <= 0.0:
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| 359 | return
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| 360 |
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| 361 | self._requestCondition.wait(timeout)
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[3] | 362 |
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| 363 | def _disconnect(self):
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| 364 | """Disconnect from the flight simulator."""
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[21] | 365 | if self._connected:
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| 366 | pyuipc.close()
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| 367 | self._connected = False
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[59] | 368 |
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[3] | 369 | def _processRequest(self, request, time):
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| 370 | """Process the given request.
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| 371 |
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[21] | 372 | If an exception occurs or invalid data is read too many times, we try
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| 373 | to reconnect.
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| 374 |
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| 375 | This function returns only if the request has succeeded, or if a
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| 376 | connection is no longer requested.
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| 377 |
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| 378 | This function is called with the request lock held, but is relased
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| 379 | whole processing the request and reconnecting."""
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[3] | 380 | self._requestCondition.release()
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| 381 |
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[21] | 382 | needReconnect = False
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[3] | 383 | try:
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[21] | 384 | try:
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| 385 | if not request.process(time):
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| 386 | print "fsuipc.Handler._processRequest: FSUIPC returned invalid data too many times, reconnecting"
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| 387 | needReconnect = True
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| 388 | except Exception as e:
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| 389 | print "fsuipc.Handler._processRequest: FSUIPC connection failed (" + \
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| 390 | str(e) + "), reconnecting."
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| 391 | needReconnect = True
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| 392 |
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| 393 | if needReconnect:
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[59] | 394 | with self._requestCondition:
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| 395 | self._requests.insert(0, request)
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[21] | 396 | self._disconnect()
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[59] | 397 | self._connect(autoReconnection = True)
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[3] | 398 | finally:
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| 399 | self._requestCondition.acquire()
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| 400 |
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| 401 | def _processRequests(self):
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| 402 | """Process any pending requests.
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| 403 |
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| 404 | Will be called with the request lock held."""
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| 405 | while self._connectionRequested and self._periodicRequests:
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| 406 | self._periodicRequests.sort()
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| 407 | request = self._periodicRequests[0]
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[21] | 408 |
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| 409 | t = time.time()
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| 410 |
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| 411 | if request.nextFire>t:
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| 412 | break
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| 413 |
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| 414 | self._processRequest(request, t)
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[3] | 415 |
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| 416 | while self._connectionRequested and self._requests:
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| 417 | request = self._requests[0]
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| 418 | del self._requests[0]
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| 419 |
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[21] | 420 | self._processRequest(request, None)
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[3] | 421 |
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| 422 | return self._connectionRequested
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[4] | 423 |
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| 424 | #------------------------------------------------------------------------------
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| 425 |
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| 426 | class Simulator(object):
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| 427 | """The simulator class representing the interface to the flight simulator
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| 428 | via FSUIPC."""
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[5] | 429 | # The basic data that should be queried all the time once we are connected
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[61] | 430 | timeData = [ (0x0240, "H"), # Year
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| 431 | (0x023e, "H"), # Number of day in year
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| 432 | (0x023b, "b"), # UTC hour
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| 433 | (0x023c, "b"), # UTC minute
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| 434 | (0x023a, "b") ] # seconds
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| 435 |
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| 436 | normalData = timeData + \
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| 437 | [ (0x3d00, -256), # The name of the current aircraft
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[9] | 438 | (0x3c00, -256) ] # The path of the current AIR file
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| 439 |
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| 440 | flareData1 = [ (0x023a, "b"), # Seconds of time
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| 441 | (0x31e4, "d"), # Radio altitude
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| 442 | (0x02c8, "d") ] # Vertical speed
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| 443 |
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| 444 | flareStartData = [ (0x0e90, "H"), # Ambient wind speed
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| 445 | (0x0e92, "H"), # Ambient wind direction
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| 446 | (0x0e8a, "H") ] # Visibility
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| 447 |
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| 448 | flareData2 = [ (0x023a, "b"), # Seconds of time
|
---|
| 449 | (0x0366, "H"), # On the ground
|
---|
| 450 | (0x02c8, "d"), # Vertical speed
|
---|
| 451 | (0x030c, "d"), # Touch-down rate
|
---|
| 452 | (0x02bc, "d"), # IAS
|
---|
| 453 | (0x0578, "d"), # Pitch
|
---|
| 454 | (0x057c, "d"), # Bank
|
---|
| 455 | (0x0580, "d") ] # Heading
|
---|
| 456 |
|
---|
[61] | 457 | @staticmethod
|
---|
| 458 | def _getTimestamp(data):
|
---|
| 459 | """Convert the given data into a timestamp."""
|
---|
| 460 | timestamp = calendar.timegm(time.struct_time([data[0],
|
---|
| 461 | 1, 1, 0, 0, 0, -1, 1, 0]))
|
---|
| 462 | timestamp += data[1] * 24 * 3600
|
---|
| 463 | timestamp += data[2] * 3600
|
---|
| 464 | timestamp += data[3] * 60
|
---|
| 465 | timestamp += data[4]
|
---|
| 466 |
|
---|
| 467 | return timestamp
|
---|
| 468 |
|
---|
[59] | 469 | def __init__(self, connectionListener, connectAttempts = -1,
|
---|
| 470 | connectInterval = 0.2):
|
---|
[5] | 471 | """Construct the simulator.
|
---|
[4] | 472 |
|
---|
| 473 | The aircraft object passed must provide the following members:
|
---|
| 474 | - type: one of the AIRCRAFT_XXX constants from const.py
|
---|
| 475 | - modelChanged(aircraftName, modelName): called when the model handling
|
---|
| 476 | the aircraft has changed.
|
---|
[9] | 477 | - handleState(aircraftState): handle the given state.
|
---|
| 478 | - flareStarted(windSpeed, windDirection, visibility, flareStart,
|
---|
| 479 | flareStartFS): called when the flare has
|
---|
| 480 | started. windSpeed is in knots, windDirection is in degrees and
|
---|
| 481 | visibility is in metres. flareStart and flareStartFS are two time
|
---|
| 482 | values expressed in seconds that can be used to calculate the flare
|
---|
| 483 | time.
|
---|
| 484 | - flareFinished(flareEnd, flareEndFS, tdRate, tdRateCalculatedByFS,
|
---|
| 485 | ias, pitch, bank, heading): called when the flare has
|
---|
| 486 | finished, i.e. the aircraft is on the ground. flareEnd and flareEndFS
|
---|
| 487 | are the two time values corresponding to the touchdown time. tdRate is
|
---|
| 488 | the touch-down rate, tdRateCalculatedBySim indicates if the data comes
|
---|
| 489 | from the simulator or was calculated by the adapter. The other data
|
---|
| 490 | are self-explanatory and expressed in their 'natural' units."""
|
---|
[16] | 491 | self._aircraft = None
|
---|
[5] | 492 |
|
---|
[59] | 493 | self._handler = Handler(connectionListener,
|
---|
| 494 | connectAttempts = connectAttempts,
|
---|
| 495 | connectInterval = connectInterval)
|
---|
[5] | 496 | self._handler.start()
|
---|
| 497 |
|
---|
| 498 | self._normalRequestID = None
|
---|
| 499 |
|
---|
| 500 | self._monitoringRequested = False
|
---|
| 501 | self._monitoring = False
|
---|
[4] | 502 |
|
---|
[5] | 503 | self._aircraftName = None
|
---|
| 504 | self._aircraftModel = None
|
---|
| 505 |
|
---|
[9] | 506 | self._flareRequestID = None
|
---|
| 507 | self._flareRates = []
|
---|
| 508 | self._flareStart = None
|
---|
| 509 | self._flareStartFS = None
|
---|
[26] | 510 |
|
---|
| 511 | self._latin1decoder = codecs.getdecoder("iso-8859-1")
|
---|
| 512 |
|
---|
[16] | 513 | def connect(self, aircraft):
|
---|
[5] | 514 | """Initiate a connection to the simulator."""
|
---|
[16] | 515 | self._aircraft = aircraft
|
---|
| 516 | self._aircraftName = None
|
---|
| 517 | self._aircraftModel = None
|
---|
[5] | 518 | self._handler.connect()
|
---|
[59] | 519 | if self._normalRequestID is None:
|
---|
| 520 | self._startDefaultNormal()
|
---|
| 521 |
|
---|
| 522 | def reconnect(self):
|
---|
| 523 | """Initiate a reconnection to the simulator.
|
---|
| 524 |
|
---|
| 525 | It does not reset already set up data, just calls connect() on the
|
---|
| 526 | handler."""
|
---|
| 527 | self._handler.connect()
|
---|
| 528 |
|
---|
| 529 | def requestZFW(self, callback):
|
---|
| 530 | """Send a request for the ZFW."""
|
---|
| 531 | self._handler.requestRead([(0x3bfc, "d")], self._handleZFW, extra = callback)
|
---|
[61] | 532 |
|
---|
[117] | 533 | def requestWeights(self, callback):
|
---|
| 534 | """Request the following weights: DOW, ZFW, payload.
|
---|
| 535 |
|
---|
| 536 | These values will be passed to the callback function in this order, as
|
---|
| 537 | separate arguments."""
|
---|
| 538 | self._handler.requestRead([(0x13fc, "d")], self._handlePayloadCount,
|
---|
| 539 | extra = callback)
|
---|
| 540 |
|
---|
[61] | 541 | def requestTime(self, callback):
|
---|
| 542 | """Request the time from the simulator."""
|
---|
| 543 | self._handler.requestRead(Simulator.timeData, self._handleTime,
|
---|
| 544 | extra = callback)
|
---|
[5] | 545 |
|
---|
| 546 | def startMonitoring(self):
|
---|
| 547 | """Start the periodic monitoring of the aircraft and pass the resulting
|
---|
| 548 | state to the aircraft object periodically."""
|
---|
| 549 | assert not self._monitoringRequested
|
---|
| 550 | self._monitoringRequested = True
|
---|
[4] | 551 |
|
---|
| 552 | def stopMonitoring(self):
|
---|
| 553 | """Stop the periodic monitoring of the aircraft."""
|
---|
[5] | 554 | assert self._monitoringRequested
|
---|
| 555 | self._monitoringRequested = False
|
---|
[4] | 556 |
|
---|
[9] | 557 | def startFlare(self):
|
---|
| 558 | """Start monitoring the flare time.
|
---|
| 559 |
|
---|
| 560 | At present it is assumed to be called from the FSUIPC thread, hence no
|
---|
| 561 | protection."""
|
---|
| 562 | #self._aircraft.logger.debug("startFlare")
|
---|
| 563 | if self._flareRequestID is None:
|
---|
| 564 | self._flareRates = []
|
---|
| 565 | self._flareRequestID = self._handler.requestPeriodicRead(0.1,
|
---|
| 566 | Simulator.flareData1,
|
---|
| 567 | self._handleFlare1)
|
---|
| 568 |
|
---|
| 569 | def cancelFlare(self):
|
---|
| 570 | """Cancel monitoring the flare time.
|
---|
| 571 |
|
---|
| 572 | At present it is assumed to be called from the FSUIPC thread, hence no
|
---|
| 573 | protection."""
|
---|
| 574 | if self._flareRequestID is not None:
|
---|
| 575 | self._handler.clearPeriodic(self._flareRequestID)
|
---|
| 576 | self._flareRequestID = None
|
---|
| 577 |
|
---|
[4] | 578 | def disconnect(self):
|
---|
| 579 | """Disconnect from the simulator."""
|
---|
[5] | 580 | assert not self._monitoringRequested
|
---|
| 581 |
|
---|
| 582 | self._stopNormal()
|
---|
[4] | 583 | self._handler.disconnect()
|
---|
| 584 |
|
---|
[5] | 585 | def _startDefaultNormal(self):
|
---|
| 586 | """Start the default normal periodic request."""
|
---|
| 587 | assert self._normalRequestID is None
|
---|
[21] | 588 | self._normalRequestID = \
|
---|
| 589 | self._handler.requestPeriodicRead(1.0,
|
---|
| 590 | Simulator.normalData,
|
---|
| 591 | self._handleNormal,
|
---|
| 592 | validator = self._validateNormal)
|
---|
[5] | 593 |
|
---|
| 594 | def _stopNormal(self):
|
---|
| 595 | """Stop the normal period request."""
|
---|
| 596 | assert self._normalRequestID is not None
|
---|
| 597 | self._handler.clearPeriodic(self._normalRequestID)
|
---|
| 598 | self._normalRequestID = None
|
---|
[16] | 599 | self._monitoring = False
|
---|
[5] | 600 |
|
---|
[21] | 601 | def _validateNormal(self, data, extra):
|
---|
| 602 | """Validate the normal data."""
|
---|
| 603 | return data[0]!=0 and data[1]!=0 and len(data[5])>0 and len(data[6])>0
|
---|
| 604 |
|
---|
[5] | 605 | def _handleNormal(self, data, extra):
|
---|
| 606 | """Handle the reply to the normal request.
|
---|
[4] | 607 |
|
---|
[5] | 608 | At the beginning the result consists the data for normalData. When
|
---|
| 609 | monitoring is started, it contains the result also for the
|
---|
| 610 | aircraft-specific values.
|
---|
[4] | 611 | """
|
---|
[61] | 612 | timestamp = Simulator._getTimestamp(data)
|
---|
[8] | 613 |
|
---|
| 614 | createdNewModel = self._setAircraftName(timestamp, data[5], data[6])
|
---|
| 615 |
|
---|
[5] | 616 | if self._monitoringRequested and not self._monitoring:
|
---|
| 617 | self._stopNormal()
|
---|
[4] | 618 | self._startMonitoring()
|
---|
[5] | 619 | elif self._monitoring and not self._monitoringRequested:
|
---|
| 620 | self._stopNormal()
|
---|
| 621 | self._startDefaultNormal()
|
---|
[8] | 622 | elif self._monitoring and self._aircraftModel is not None and \
|
---|
| 623 | not createdNewModel:
|
---|
| 624 | aircraftState = self._aircraftModel.getAircraftState(self._aircraft,
|
---|
| 625 | timestamp, data)
|
---|
[5] | 626 | self._aircraft.handleState(aircraftState)
|
---|
[4] | 627 |
|
---|
[8] | 628 | def _setAircraftName(self, timestamp, name, airPath):
|
---|
[4] | 629 | """Set the name of the aicraft and if it is different from the
|
---|
| 630 | previous, create a new model for it.
|
---|
| 631 |
|
---|
[8] | 632 | If so, also notifty the aircraft about the change.
|
---|
| 633 |
|
---|
| 634 | Return if a new model was created."""
|
---|
| 635 | aircraftName = (name, airPath)
|
---|
| 636 | if aircraftName==self._aircraftName:
|
---|
| 637 | return False
|
---|
[4] | 638 |
|
---|
[8] | 639 | self._aircraftName = aircraftName
|
---|
| 640 | needNew = self._aircraftModel is None
|
---|
| 641 | needNew = needNew or\
|
---|
| 642 | not self._aircraftModel.doesHandle(self._aircraft, aircraftName)
|
---|
| 643 | if not needNew:
|
---|
| 644 | specialModel = AircraftModel.findSpecial(self._aircraft, aircraftName)
|
---|
| 645 | needNew = specialModel is not None and \
|
---|
| 646 | specialModel is not self._aircraftModel.__class__
|
---|
| 647 |
|
---|
| 648 | if needNew:
|
---|
| 649 | self._setAircraftModel(AircraftModel.create(self._aircraft, aircraftName))
|
---|
[26] | 650 |
|
---|
[4] | 651 |
|
---|
[97] | 652 | self._aircraft.modelChanged(timestamp, self._latin1decoder(name)[0],
|
---|
[26] | 653 | self._aircraftModel.name)
|
---|
[8] | 654 |
|
---|
| 655 | return needNew
|
---|
[4] | 656 |
|
---|
| 657 | def _setAircraftModel(self, model):
|
---|
| 658 | """Set a new aircraft model.
|
---|
| 659 |
|
---|
| 660 | It will be queried for the data to monitor and the monitoring request
|
---|
| 661 | will be replaced by a new one."""
|
---|
| 662 | self._aircraftModel = model
|
---|
| 663 |
|
---|
[5] | 664 | if self._monitoring:
|
---|
[8] | 665 | self._stopNormal()
|
---|
[5] | 666 | self._startMonitoring()
|
---|
[4] | 667 |
|
---|
[5] | 668 | def _startMonitoring(self):
|
---|
| 669 | """Start monitoring with the current aircraft model."""
|
---|
| 670 | data = Simulator.normalData[:]
|
---|
| 671 | self._aircraftModel.addMonitoringData(data)
|
---|
| 672 |
|
---|
| 673 | self._normalRequestID = \
|
---|
| 674 | self._handler.requestPeriodicRead(1.0, data,
|
---|
[21] | 675 | self._handleNormal,
|
---|
| 676 | validator = self._validateNormal)
|
---|
[16] | 677 | self._monitoring = True
|
---|
[4] | 678 |
|
---|
[9] | 679 | def _addFlareRate(self, data):
|
---|
| 680 | """Append a flare rate to the list of last rates."""
|
---|
| 681 | if len(self._flareRates)>=3:
|
---|
| 682 | del self._flareRates[0]
|
---|
| 683 | self._flareRates.append(Handler.fsuipc2VS(data))
|
---|
| 684 |
|
---|
| 685 | def _handleFlare1(self, data, normal):
|
---|
| 686 | """Handle the first stage of flare monitoring."""
|
---|
| 687 | #self._aircraft.logger.debug("handleFlare1: " + str(data))
|
---|
| 688 | if Handler.fsuipc2radioAltitude(data[1])<=50.0:
|
---|
| 689 | self._flareStart = time.time()
|
---|
| 690 | self._flareStartFS = data[0]
|
---|
| 691 | self._handler.clearPeriodic(self._flareRequestID)
|
---|
| 692 | self._flareRequestID = \
|
---|
| 693 | self._handler.requestPeriodicRead(0.1,
|
---|
| 694 | Simulator.flareData2,
|
---|
| 695 | self._handleFlare2)
|
---|
| 696 | self._handler.requestRead(Simulator.flareStartData,
|
---|
| 697 | self._handleFlareStart)
|
---|
| 698 |
|
---|
| 699 | self._addFlareRate(data[2])
|
---|
| 700 |
|
---|
| 701 | def _handleFlareStart(self, data, extra):
|
---|
| 702 | """Handle the data need to notify the aircraft about the starting of
|
---|
| 703 | the flare."""
|
---|
| 704 | #self._aircraft.logger.debug("handleFlareStart: " + str(data))
|
---|
| 705 | if data is not None:
|
---|
| 706 | windDirection = data[1]*360.0/65536.0
|
---|
| 707 | if windDirection<0.0: windDirection += 360.0
|
---|
| 708 | self._aircraft.flareStarted(data[0], windDirection,
|
---|
| 709 | data[2]*1609.344/100.0,
|
---|
| 710 | self._flareStart, self._flareStartFS)
|
---|
| 711 |
|
---|
| 712 | def _handleFlare2(self, data, normal):
|
---|
| 713 | """Handle the first stage of flare monitoring."""
|
---|
| 714 | #self._aircraft.logger.debug("handleFlare2: " + str(data))
|
---|
| 715 | if data[1]!=0:
|
---|
| 716 | flareEnd = time.time()
|
---|
| 717 | self._handler.clearPeriodic(self._flareRequestID)
|
---|
| 718 | self._flareRequestID = None
|
---|
| 719 |
|
---|
| 720 | flareEndFS = data[0]
|
---|
| 721 | if flareEndFS<self._flareStartFS:
|
---|
| 722 | flareEndFS += 60
|
---|
| 723 |
|
---|
| 724 | tdRate = Handler.fsuipc2VS(data[3])
|
---|
| 725 | tdRateCalculatedByFS = True
|
---|
| 726 | if tdRate==0 or tdRate>1000.0 or tdRate<-1000.0:
|
---|
| 727 | tdRate = min(self._flareRates)
|
---|
| 728 | tdRateCalculatedByFS = False
|
---|
| 729 |
|
---|
| 730 | self._aircraft.flareFinished(flareEnd, flareEndFS,
|
---|
| 731 | tdRate, tdRateCalculatedByFS,
|
---|
| 732 | Handler.fsuipc2IAS(data[4]),
|
---|
| 733 | Handler.fsuipc2Degrees(data[5]),
|
---|
| 734 | Handler.fsuipc2Degrees(data[6]),
|
---|
| 735 | Handler.fsuipc2PositiveDegrees(data[7]))
|
---|
| 736 | else:
|
---|
| 737 | self._addFlareRate(data[2])
|
---|
[59] | 738 |
|
---|
| 739 | def _handleZFW(self, data, callback):
|
---|
| 740 | """Callback for a ZFW retrieval request."""
|
---|
| 741 | zfw = data[0] * const.LBSTOKG / 256.0
|
---|
| 742 | callback(zfw)
|
---|
[9] | 743 |
|
---|
[61] | 744 | def _handleTime(self, data, callback):
|
---|
| 745 | """Callback for a time retrieval request."""
|
---|
| 746 | callback(Simulator._getTimestamp(data))
|
---|
[117] | 747 |
|
---|
| 748 | def _handlePayloadCount(self, data, callback):
|
---|
| 749 | """Callback for the payload count retrieval request."""
|
---|
| 750 | payloadCount = data[0]
|
---|
| 751 | data = [(0x3bfc, "d"), (0x30c0, "f")]
|
---|
| 752 | for i in range(0, payloadCount):
|
---|
| 753 | data.append((0x1400 + i*48, "f"))
|
---|
| 754 |
|
---|
| 755 | self._handler.requestRead(data, self._handleWeights,
|
---|
| 756 | extra = callback)
|
---|
| 757 |
|
---|
| 758 | def _handleWeights(self, data, callback):
|
---|
| 759 | """Callback for the weights retrieval request."""
|
---|
| 760 | zfw = data[0] * const.LBSTOKG / 256.0
|
---|
| 761 | grossWeight = data[1] * const.LBSTOKG
|
---|
| 762 | payload = sum(data[2:]) * const.LBSTOKG
|
---|
| 763 | dow = zfw - payload
|
---|
| 764 | callback(dow, payload, zfw, grossWeight)
|
---|
[61] | 765 |
|
---|
[4] | 766 | #------------------------------------------------------------------------------
|
---|
| 767 |
|
---|
| 768 | class AircraftModel(object):
|
---|
| 769 | """Base class for the aircraft models.
|
---|
| 770 |
|
---|
| 771 | Aircraft models handle the data arriving from FSUIPC and turn it into an
|
---|
| 772 | object describing the aircraft's state."""
|
---|
[8] | 773 | monitoringData = [("paused", 0x0264, "H"),
|
---|
[89] | 774 | ("latitude", 0x0560, "l"),
|
---|
| 775 | ("longitude", 0x0568, "l"),
|
---|
[4] | 776 | ("frozen", 0x3364, "H"),
|
---|
[5] | 777 | ("replay", 0x0628, "d"),
|
---|
[4] | 778 | ("slew", 0x05dc, "H"),
|
---|
| 779 | ("overspeed", 0x036d, "b"),
|
---|
| 780 | ("stalled", 0x036c, "b"),
|
---|
| 781 | ("onTheGround", 0x0366, "H"),
|
---|
[9] | 782 | ("zfw", 0x3bfc, "d"),
|
---|
[4] | 783 | ("grossWeight", 0x30c0, "f"),
|
---|
| 784 | ("heading", 0x0580, "d"),
|
---|
| 785 | ("pitch", 0x0578, "d"),
|
---|
| 786 | ("bank", 0x057c, "d"),
|
---|
| 787 | ("ias", 0x02bc, "d"),
|
---|
[9] | 788 | ("mach", 0x11c6, "H"),
|
---|
[5] | 789 | ("groundSpeed", 0x02b4, "d"),
|
---|
[4] | 790 | ("vs", 0x02c8, "d"),
|
---|
[8] | 791 | ("radioAltitude", 0x31e4, "d"),
|
---|
[4] | 792 | ("altitude", 0x0570, "l"),
|
---|
[5] | 793 | ("gLoad", 0x11ba, "H"),
|
---|
[4] | 794 | ("flapsControl", 0x0bdc, "d"),
|
---|
| 795 | ("flapsLeft", 0x0be0, "d"),
|
---|
| 796 | ("flapsRight", 0x0be4, "d"),
|
---|
| 797 | ("lights", 0x0d0c, "H"),
|
---|
| 798 | ("pitot", 0x029c, "b"),
|
---|
[8] | 799 | ("parking", 0x0bc8, "H"),
|
---|
[4] | 800 | ("noseGear", 0x0bec, "d"),
|
---|
| 801 | ("spoilersArmed", 0x0bcc, "d"),
|
---|
[5] | 802 | ("spoilers", 0x0bd0, "d"),
|
---|
| 803 | ("altimeter", 0x0330, "H"),
|
---|
| 804 | ("nav1", 0x0350, "H"),
|
---|
[8] | 805 | ("nav2", 0x0352, "H"),
|
---|
[9] | 806 | ("squawk", 0x0354, "H"),
|
---|
| 807 | ("windSpeed", 0x0e90, "H"),
|
---|
| 808 | ("windDirection", 0x0e92, "H")]
|
---|
| 809 |
|
---|
[7] | 810 |
|
---|
| 811 | specialModels = []
|
---|
| 812 |
|
---|
| 813 | @staticmethod
|
---|
| 814 | def registerSpecial(clazz):
|
---|
| 815 | """Register the given class as a special model."""
|
---|
| 816 | AircraftModel.specialModels.append(clazz)
|
---|
| 817 |
|
---|
[4] | 818 | @staticmethod
|
---|
[8] | 819 | def findSpecial(aircraft, aircraftName):
|
---|
| 820 | for specialModel in AircraftModel.specialModels:
|
---|
| 821 | if specialModel.doesHandle(aircraft, aircraftName):
|
---|
| 822 | return specialModel
|
---|
| 823 | return None
|
---|
| 824 |
|
---|
| 825 | @staticmethod
|
---|
[4] | 826 | def create(aircraft, aircraftName):
|
---|
| 827 | """Create the model for the given aircraft name, and notify the
|
---|
[7] | 828 | aircraft about it."""
|
---|
[8] | 829 | specialModel = AircraftModel.findSpecial(aircraft, aircraftName)
|
---|
| 830 | if specialModel is not None:
|
---|
| 831 | return specialModel()
|
---|
| 832 | if aircraft.type in _genericModels:
|
---|
| 833 | return _genericModels[aircraft.type]()
|
---|
[7] | 834 | else:
|
---|
| 835 | return GenericModel()
|
---|
[4] | 836 |
|
---|
[5] | 837 | @staticmethod
|
---|
[8] | 838 | def convertBCD(data, length):
|
---|
| 839 | """Convert a data item encoded as BCD into a string of the given number
|
---|
| 840 | of digits."""
|
---|
| 841 | bcd = ""
|
---|
| 842 | for i in range(0, length):
|
---|
| 843 | digit = chr(ord('0') + (data&0x0f))
|
---|
| 844 | data >>= 4
|
---|
| 845 | bcd = digit + bcd
|
---|
| 846 | return bcd
|
---|
| 847 |
|
---|
| 848 | @staticmethod
|
---|
[5] | 849 | def convertFrequency(data):
|
---|
| 850 | """Convert the given frequency data to a string."""
|
---|
[8] | 851 | bcd = AircraftModel.convertBCD(data, 4)
|
---|
| 852 | return "1" + bcd[0:2] + "." + bcd[2:4]
|
---|
[5] | 853 |
|
---|
[4] | 854 | def __init__(self, flapsNotches):
|
---|
| 855 | """Construct the aircraft model.
|
---|
| 856 |
|
---|
| 857 | flapsNotches is a list of degrees of flaps that are available on the aircraft."""
|
---|
| 858 | self._flapsNotches = flapsNotches
|
---|
| 859 |
|
---|
| 860 | @property
|
---|
| 861 | def name(self):
|
---|
| 862 | """Get the name for this aircraft model."""
|
---|
| 863 | return "FSUIPC/Generic"
|
---|
| 864 |
|
---|
[8] | 865 | def doesHandle(self, aircraft, aircraftName):
|
---|
[4] | 866 | """Determine if the model handles the given aircraft name.
|
---|
| 867 |
|
---|
[7] | 868 | This default implementation returns False."""
|
---|
| 869 | return False
|
---|
[4] | 870 |
|
---|
[7] | 871 | def _addOffsetWithIndexMember(self, dest, offset, type, attrName = None):
|
---|
| 872 | """Add the given FSUIPC offset and type to the given array and a member
|
---|
| 873 | attribute with the given name."""
|
---|
| 874 | dest.append((offset, type))
|
---|
| 875 | if attrName is not None:
|
---|
[8] | 876 | setattr(self, attrName, len(dest)-1)
|
---|
[7] | 877 |
|
---|
| 878 | def _addDataWithIndexMembers(self, dest, prefix, data):
|
---|
[4] | 879 | """Add FSUIPC data to the given array and also corresponding index
|
---|
| 880 | member variables with the given prefix.
|
---|
| 881 |
|
---|
| 882 | data is a list of triplets of the following items:
|
---|
| 883 | - the name of the data item. The index member variable will have a name
|
---|
| 884 | created by prepending the given prefix to this name.
|
---|
| 885 | - the FSUIPC offset
|
---|
| 886 | - the FSUIPC type
|
---|
| 887 |
|
---|
| 888 | The latter two items will be appended to dest."""
|
---|
| 889 | for (name, offset, type) in data:
|
---|
[7] | 890 | self._addOffsetWithIndexMember(dest, offset, type, prefix + name)
|
---|
[4] | 891 |
|
---|
[5] | 892 | def addMonitoringData(self, data):
|
---|
[7] | 893 | """Add the model-specific monitoring data to the given array."""
|
---|
[8] | 894 | self._addDataWithIndexMembers(data, "_monidx_",
|
---|
| 895 | AircraftModel.monitoringData)
|
---|
[4] | 896 |
|
---|
[8] | 897 | def getAircraftState(self, aircraft, timestamp, data):
|
---|
[4] | 898 | """Get an aircraft state object for the given monitoring data."""
|
---|
| 899 | state = fs.AircraftState()
|
---|
| 900 |
|
---|
| 901 | state.timestamp = timestamp
|
---|
[89] | 902 |
|
---|
| 903 | state.latitude = data[self._monidx_latitude] * \
|
---|
| 904 | 90.0 / 10001750.0 / 65536.0 / 65536.0
|
---|
| 905 |
|
---|
| 906 | state.longitude = data[self._monidx_longitude] * \
|
---|
| 907 | 360.0 / 65536.0 / 65536.0 / 65536.0 / 65536.0
|
---|
| 908 | if state.longitude>180.0: state.longitude = 360.0 - state.longitude
|
---|
[4] | 909 |
|
---|
| 910 | state.paused = data[self._monidx_paused]!=0 or \
|
---|
[5] | 911 | data[self._monidx_frozen]!=0 or \
|
---|
| 912 | data[self._monidx_replay]!=0
|
---|
[4] | 913 | state.trickMode = data[self._monidx_slew]!=0
|
---|
| 914 |
|
---|
| 915 | state.overspeed = data[self._monidx_overspeed]!=0
|
---|
| 916 | state.stalled = data[self._monidx_stalled]!=0
|
---|
| 917 | state.onTheGround = data[self._monidx_onTheGround]!=0
|
---|
| 918 |
|
---|
[9] | 919 | state.zfw = data[self._monidx_zfw] * const.LBSTOKG / 256.0
|
---|
[6] | 920 | state.grossWeight = data[self._monidx_grossWeight] * const.LBSTOKG
|
---|
[4] | 921 |
|
---|
[9] | 922 | state.heading = Handler.fsuipc2PositiveDegrees(data[self._monidx_heading])
|
---|
[4] | 923 |
|
---|
[9] | 924 | state.pitch = Handler.fsuipc2Degrees(data[self._monidx_pitch])
|
---|
| 925 | state.bank = Handler.fsuipc2Degrees(data[self._monidx_bank])
|
---|
[4] | 926 |
|
---|
[9] | 927 | state.ias = Handler.fsuipc2IAS(data[self._monidx_ias])
|
---|
| 928 | state.mach = data[self._monidx_mach] / 20480.0
|
---|
[5] | 929 | state.groundSpeed = data[self._monidx_groundSpeed]* 3600.0/65536.0/1852.0
|
---|
[9] | 930 | state.vs = Handler.fsuipc2VS(data[self._monidx_vs])
|
---|
[4] | 931 |
|
---|
[9] | 932 | state.radioAltitude = \
|
---|
| 933 | Handler.fsuipc2radioAltitude(data[self._monidx_radioAltitude])
|
---|
[6] | 934 | state.altitude = data[self._monidx_altitude]/const.FEETTOMETRES/65536.0/65536.0
|
---|
[5] | 935 |
|
---|
| 936 | state.gLoad = data[self._monidx_gLoad] / 625.0
|
---|
[4] | 937 |
|
---|
| 938 | numNotchesM1 = len(self._flapsNotches) - 1
|
---|
| 939 | flapsIncrement = 16383 / numNotchesM1
|
---|
| 940 | flapsControl = data[self._monidx_flapsControl]
|
---|
| 941 | flapsIndex = flapsControl / flapsIncrement
|
---|
| 942 | if flapsIndex < numNotchesM1:
|
---|
| 943 | if (flapsControl - (flapsIndex*flapsIncrement) >
|
---|
| 944 | (flapsIndex+1)*flapsIncrement - flapsControl):
|
---|
| 945 | flapsIndex += 1
|
---|
| 946 | state.flapsSet = self._flapsNotches[flapsIndex]
|
---|
| 947 |
|
---|
| 948 | flapsLeft = data[self._monidx_flapsLeft]
|
---|
[16] | 949 | state.flaps = self._flapsNotches[-1]*flapsLeft/16383.0
|
---|
[4] | 950 |
|
---|
| 951 | lights = data[self._monidx_lights]
|
---|
| 952 |
|
---|
[5] | 953 | state.navLightsOn = (lights&0x01) != 0
|
---|
| 954 | state.antiCollisionLightsOn = (lights&0x02) != 0
|
---|
| 955 | state.landingLightsOn = (lights&0x04) != 0
|
---|
| 956 | state.strobeLightsOn = (lights&0x10) != 0
|
---|
[4] | 957 |
|
---|
| 958 | state.pitotHeatOn = data[self._monidx_pitot]!=0
|
---|
| 959 |
|
---|
[8] | 960 | state.parking = data[self._monidx_parking]!=0
|
---|
| 961 |
|
---|
[4] | 962 | state.gearsDown = data[self._monidx_noseGear]==16383
|
---|
| 963 |
|
---|
| 964 | state.spoilersArmed = data[self._monidx_spoilersArmed]!=0
|
---|
| 965 |
|
---|
| 966 | spoilers = data[self._monidx_spoilers]
|
---|
| 967 | if spoilers<=4800:
|
---|
| 968 | state.spoilersExtension = 0.0
|
---|
| 969 | else:
|
---|
| 970 | state.spoilersExtension = (spoilers - 4800) * 100.0 / (16383 - 4800)
|
---|
[5] | 971 |
|
---|
| 972 | state.altimeter = data[self._monidx_altimeter] / 16.0
|
---|
| 973 |
|
---|
| 974 | state.nav1 = AircraftModel.convertFrequency(data[self._monidx_nav1])
|
---|
| 975 | state.nav2 = AircraftModel.convertFrequency(data[self._monidx_nav2])
|
---|
[8] | 976 | state.squawk = AircraftModel.convertBCD(data[self._monidx_squawk], 4)
|
---|
[9] | 977 |
|
---|
| 978 | state.windSpeed = data[self._monidx_windSpeed]
|
---|
| 979 | state.windDirection = data[self._monidx_windDirection]*360.0/65536.0
|
---|
| 980 | if state.windDirection<0.0: state.windDirection += 360.0
|
---|
[4] | 981 |
|
---|
| 982 | return state
|
---|
[5] | 983 |
|
---|
| 984 | #------------------------------------------------------------------------------
|
---|
| 985 |
|
---|
[7] | 986 | class GenericAircraftModel(AircraftModel):
|
---|
| 987 | """A generic aircraft model that can handle the fuel levels, the N1 or RPM
|
---|
| 988 | values and some other common parameters in a generic way."""
|
---|
| 989 | def __init__(self, flapsNotches, fuelInfo, numEngines, isN1 = True):
|
---|
| 990 | """Construct the generic aircraft model with the given data.
|
---|
| 991 |
|
---|
| 992 | flapsNotches is an array of how much degrees the individual flaps
|
---|
| 993 | notches mean.
|
---|
| 994 |
|
---|
| 995 | fuelInfo is an array of FSUIPC offsets for the levels of the fuel
|
---|
| 996 | tanks. It is assumed to be a 4-byte value, followed by another 4-byte
|
---|
| 997 | value, which is the fuel tank capacity.
|
---|
| 998 |
|
---|
| 999 | numEngines is the number of engines the aircraft has.
|
---|
| 1000 |
|
---|
| 1001 | isN1 determines if the engines have an N1 value or an RPM value
|
---|
| 1002 | (e.g. pistons)."""
|
---|
| 1003 | super(GenericAircraftModel, self).__init__(flapsNotches = flapsNotches)
|
---|
| 1004 |
|
---|
| 1005 | self._fuelInfo = fuelInfo
|
---|
| 1006 | self._fuelStartIndex = None
|
---|
| 1007 | self._numEngines = numEngines
|
---|
| 1008 | self._engineStartIndex = None
|
---|
| 1009 | self._isN1 = isN1
|
---|
| 1010 |
|
---|
[8] | 1011 | def doesHandle(self, aircraft, aircraftName):
|
---|
| 1012 | """Determine if the model handles the given aircraft name.
|
---|
| 1013 |
|
---|
| 1014 | This implementation returns True."""
|
---|
| 1015 | return True
|
---|
| 1016 |
|
---|
[7] | 1017 | def addMonitoringData(self, data):
|
---|
| 1018 | """Add the model-specific monitoring data to the given array."""
|
---|
| 1019 | super(GenericAircraftModel, self).addMonitoringData(data)
|
---|
| 1020 |
|
---|
| 1021 | self._addOffsetWithIndexMember(data, 0x0af4, "H", "_monidx_fuelWeight")
|
---|
| 1022 |
|
---|
| 1023 | self._fuelStartIndex = len(data)
|
---|
| 1024 | for offset in self._fuelInfo:
|
---|
| 1025 | self._addOffsetWithIndexMember(data, offset, "u") # tank level
|
---|
| 1026 | self._addOffsetWithIndexMember(data, offset+4, "u") # tank capacity
|
---|
| 1027 |
|
---|
| 1028 | if self._isN1:
|
---|
| 1029 | self._engineStartIndex = len(data)
|
---|
| 1030 | for i in range(0, self._numEngines):
|
---|
[23] | 1031 | self._addOffsetWithIndexMember(data, 0x2000 + i * 0x100, "f") # N1
|
---|
[16] | 1032 | self._addOffsetWithIndexMember(data, 0x088c + i * 0x98, "h") # throttle lever
|
---|
[7] | 1033 |
|
---|
[8] | 1034 | def getAircraftState(self, aircraft, timestamp, data):
|
---|
[7] | 1035 | """Get the aircraft state.
|
---|
| 1036 |
|
---|
| 1037 | Get it from the parent, and then add the data about the fuel levels and
|
---|
| 1038 | the engine parameters."""
|
---|
| 1039 | state = super(GenericAircraftModel, self).getAircraftState(aircraft,
|
---|
[8] | 1040 | timestamp,
|
---|
[7] | 1041 | data)
|
---|
| 1042 |
|
---|
| 1043 | fuelWeight = data[self._monidx_fuelWeight]/256.0
|
---|
| 1044 | state.fuel = []
|
---|
| 1045 | for i in range(self._fuelStartIndex,
|
---|
| 1046 | self._fuelStartIndex + 2*len(self._fuelInfo), 2):
|
---|
| 1047 | fuel = data[i+1]*data[i]*fuelWeight*const.LBSTOKG/128.0/65536.0
|
---|
| 1048 | state.fuel.append(fuel)
|
---|
| 1049 |
|
---|
| 1050 | state.n1 = []
|
---|
| 1051 | state.reverser = []
|
---|
| 1052 | for i in range(self._engineStartIndex,
|
---|
| 1053 | self._engineStartIndex + 2*self._numEngines, 2):
|
---|
[23] | 1054 | state.n1.append(data[i])
|
---|
[7] | 1055 | state.reverser.append(data[i+1]<0)
|
---|
| 1056 |
|
---|
| 1057 | return state
|
---|
| 1058 |
|
---|
| 1059 | #------------------------------------------------------------------------------
|
---|
| 1060 |
|
---|
| 1061 | class GenericModel(GenericAircraftModel):
|
---|
| 1062 | """Generic aircraft model for an unknown type."""
|
---|
| 1063 | def __init__(self):
|
---|
| 1064 | """Construct the model."""
|
---|
[8] | 1065 | super(GenericModel, self). \
|
---|
[7] | 1066 | __init__(flapsNotches = [0, 10, 20, 30],
|
---|
| 1067 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1068 | numEngines = 2)
|
---|
| 1069 |
|
---|
| 1070 | @property
|
---|
| 1071 | def name(self):
|
---|
| 1072 | """Get the name for this aircraft model."""
|
---|
| 1073 | return "FSUIPC/Generic"
|
---|
| 1074 |
|
---|
| 1075 | #------------------------------------------------------------------------------
|
---|
| 1076 |
|
---|
| 1077 | class B737Model(GenericAircraftModel):
|
---|
| 1078 | """Generic model for the Boeing 737 Classing and NG aircraft."""
|
---|
| 1079 | def __init__(self):
|
---|
| 1080 | """Construct the model."""
|
---|
[8] | 1081 | super(B737Model, self). \
|
---|
[7] | 1082 | __init__(flapsNotches = [0, 1, 2, 5, 10, 15, 25, 30, 40],
|
---|
| 1083 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1084 | numEngines = 2)
|
---|
| 1085 |
|
---|
| 1086 | @property
|
---|
| 1087 | def name(self):
|
---|
| 1088 | """Get the name for this aircraft model."""
|
---|
| 1089 | return "FSUIPC/Generic Boeing 737"
|
---|
| 1090 |
|
---|
| 1091 | #------------------------------------------------------------------------------
|
---|
| 1092 |
|
---|
[8] | 1093 | class PMDGBoeing737NGModel(B737Model):
|
---|
| 1094 | """A model handler for the PMDG Boeing 737NG model."""
|
---|
| 1095 | @staticmethod
|
---|
| 1096 | def doesHandle(aircraft, (name, airPath)):
|
---|
| 1097 | """Determine if this model handler handles the aircraft with the given
|
---|
| 1098 | name."""
|
---|
| 1099 | return aircraft.type in [const.AIRCRAFT_B736,
|
---|
| 1100 | const.AIRCRAFT_B737,
|
---|
| 1101 | const.AIRCRAFT_B738] and \
|
---|
| 1102 | (name.find("PMDG")!=-1 or airPath.find("PMDG")!=-1) and \
|
---|
| 1103 | (name.find("737")!=-1 or airPath.find("737")!=-1) and \
|
---|
| 1104 | (name.find("600")!=-1 or airPath.find("600")!=-1 or \
|
---|
| 1105 | name.find("700")!=-1 or airPath.find("700")!=-1 or \
|
---|
| 1106 | name.find("800")!=-1 or airPath.find("800")!=-1 or \
|
---|
| 1107 | name.find("900")!=-1 or airPath.find("900")!=-1)
|
---|
| 1108 |
|
---|
| 1109 | @property
|
---|
| 1110 | def name(self):
|
---|
| 1111 | """Get the name for this aircraft model."""
|
---|
| 1112 | return "FSUIPC/PMDG Boeing 737NG"
|
---|
| 1113 |
|
---|
| 1114 | def addMonitoringData(self, data):
|
---|
| 1115 | """Add the model-specific monitoring data to the given array."""
|
---|
| 1116 | super(PMDGBoeing737NGModel, self).addMonitoringData(data)
|
---|
| 1117 |
|
---|
| 1118 | self._addOffsetWithIndexMember(data, 0x6202, "b", "_pmdgidx_switches")
|
---|
| 1119 |
|
---|
| 1120 | def getAircraftState(self, aircraft, timestamp, data):
|
---|
| 1121 | """Get the aircraft state.
|
---|
| 1122 |
|
---|
| 1123 | Get it from the parent, and then check some PMDG-specific stuff."""
|
---|
| 1124 | state = super(PMDGBoeing737NGModel, self).getAircraftState(aircraft,
|
---|
| 1125 | timestamp,
|
---|
| 1126 | data)
|
---|
| 1127 | if data[self._pmdgidx_switches]&0x01==0x01:
|
---|
| 1128 | state.altimeter = 1013.25
|
---|
| 1129 |
|
---|
| 1130 | return state
|
---|
| 1131 |
|
---|
| 1132 | #------------------------------------------------------------------------------
|
---|
| 1133 |
|
---|
[7] | 1134 | class B767Model(GenericAircraftModel):
|
---|
| 1135 | """Generic model for the Boeing 767 aircraft."""
|
---|
| 1136 | def __init__(self):
|
---|
| 1137 | """Construct the model."""
|
---|
[8] | 1138 | super(B767Model, self). \
|
---|
[7] | 1139 | __init__(flapsNotches = [0, 1, 5, 15, 20, 25, 30],
|
---|
| 1140 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1141 | numEngines = 2)
|
---|
| 1142 |
|
---|
| 1143 | @property
|
---|
| 1144 | def name(self):
|
---|
| 1145 | """Get the name for this aircraft model."""
|
---|
| 1146 | return "FSUIPC/Generic Boeing 767"
|
---|
| 1147 |
|
---|
| 1148 | #------------------------------------------------------------------------------
|
---|
| 1149 |
|
---|
| 1150 | class DH8DModel(GenericAircraftModel):
|
---|
[16] | 1151 | """Generic model for the Bombardier Dash 8-Q400 aircraft."""
|
---|
[7] | 1152 | def __init__(self):
|
---|
| 1153 | """Construct the model."""
|
---|
[8] | 1154 | super(DH8DModel, self). \
|
---|
[7] | 1155 | __init__(flapsNotches = [0, 5, 10, 15, 35],
|
---|
| 1156 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1157 | numEngines = 2)
|
---|
| 1158 |
|
---|
| 1159 | @property
|
---|
| 1160 | def name(self):
|
---|
| 1161 | """Get the name for this aircraft model."""
|
---|
[16] | 1162 | return "FSUIPC/Generic Bombardier Dash 8-Q400"
|
---|
| 1163 |
|
---|
| 1164 | #------------------------------------------------------------------------------
|
---|
| 1165 |
|
---|
| 1166 | class DreamwingsDH8DModel(DH8DModel):
|
---|
| 1167 | """Model handler for the Dreamwings Dash 8-Q400."""
|
---|
| 1168 | @staticmethod
|
---|
| 1169 | def doesHandle(aircraft, (name, airPath)):
|
---|
| 1170 | """Determine if this model handler handles the aircraft with the given
|
---|
| 1171 | name."""
|
---|
| 1172 | return aircraft.type==const.AIRCRAFT_DH8D and \
|
---|
| 1173 | (name.find("Dreamwings")!=-1 or airPath.find("Dreamwings")!=-1) and \
|
---|
| 1174 | (name.find("Dash")!=-1 or airPath.find("Dash")!=-1) and \
|
---|
| 1175 | (name.find("Q400")!=-1 or airPath.find("Q400")!=-1) and \
|
---|
| 1176 | airPath.find("Dash8Q400")!=-1
|
---|
[7] | 1177 |
|
---|
[16] | 1178 | @property
|
---|
| 1179 | def name(self):
|
---|
| 1180 | """Get the name for this aircraft model."""
|
---|
| 1181 | return "FSUIPC/Dreamwings Bombardier Dash 8-Q400"
|
---|
| 1182 |
|
---|
| 1183 | def getAircraftState(self, aircraft, timestamp, data):
|
---|
| 1184 | """Get the aircraft state.
|
---|
| 1185 |
|
---|
| 1186 | Get it from the parent, and then invert the pitot heat state."""
|
---|
| 1187 | state = super(DreamwingsDH8DModel, self).getAircraftState(aircraft,
|
---|
| 1188 | timestamp,
|
---|
| 1189 | data)
|
---|
| 1190 | state.pitotHeatOn = not state.pitotHeatOn
|
---|
| 1191 |
|
---|
| 1192 | return state
|
---|
[7] | 1193 | #------------------------------------------------------------------------------
|
---|
| 1194 |
|
---|
| 1195 | class CRJ2Model(GenericAircraftModel):
|
---|
| 1196 | """Generic model for the Bombardier CRJ-200 aircraft."""
|
---|
| 1197 | def __init__(self):
|
---|
| 1198 | """Construct the model."""
|
---|
[8] | 1199 | super(CRJ2Model, self). \
|
---|
[7] | 1200 | __init__(flapsNotches = [0, 8, 20, 30, 45],
|
---|
| 1201 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1202 | numEngines = 2)
|
---|
| 1203 |
|
---|
| 1204 | @property
|
---|
| 1205 | def name(self):
|
---|
| 1206 | """Get the name for this aircraft model."""
|
---|
| 1207 | return "FSUIPC/Generic Bombardier CRJ-200"
|
---|
| 1208 |
|
---|
| 1209 | #------------------------------------------------------------------------------
|
---|
| 1210 |
|
---|
| 1211 | class F70Model(GenericAircraftModel):
|
---|
| 1212 | """Generic model for the Fokker F70 aircraft."""
|
---|
| 1213 | def __init__(self):
|
---|
| 1214 | """Construct the model."""
|
---|
[8] | 1215 | super(F70Model, self). \
|
---|
[7] | 1216 | __init__(flapsNotches = [0, 8, 15, 25, 42],
|
---|
| 1217 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 1218 | numEngines = 2)
|
---|
| 1219 |
|
---|
| 1220 | @property
|
---|
| 1221 | def name(self):
|
---|
| 1222 | """Get the name for this aircraft model."""
|
---|
| 1223 | return "FSUIPC/Generic Fokker 70"
|
---|
| 1224 |
|
---|
| 1225 | #------------------------------------------------------------------------------
|
---|
| 1226 |
|
---|
| 1227 | class DC3Model(GenericAircraftModel):
|
---|
| 1228 | """Generic model for the Lisunov Li-2 (DC-3) aircraft."""
|
---|
| 1229 | def __init__(self):
|
---|
| 1230 | """Construct the model."""
|
---|
[8] | 1231 | super(DC3Model, self). \
|
---|
[7] | 1232 | __init__(flapsNotches = [0, 15, 30, 45],
|
---|
| 1233 | fuelInfo = [0x0b7c, 0x0b84, 0x0b94, 0x0b9c],
|
---|
| 1234 | numEngines = 2)
|
---|
| 1235 |
|
---|
| 1236 | @property
|
---|
| 1237 | def name(self):
|
---|
| 1238 | """Get the name for this aircraft model."""
|
---|
| 1239 | return "FSUIPC/Generic Lisunov Li-2"
|
---|
| 1240 |
|
---|
| 1241 | #------------------------------------------------------------------------------
|
---|
| 1242 |
|
---|
| 1243 | class T134Model(GenericAircraftModel):
|
---|
| 1244 | """Generic model for the Tupolev Tu-134 aircraft."""
|
---|
| 1245 | def __init__(self):
|
---|
| 1246 | """Construct the model."""
|
---|
[8] | 1247 | super(T134Model, self). \
|
---|
[7] | 1248 | __init__(flapsNotches = [0, 10, 20, 30],
|
---|
| 1249 | fuelInfo = [0x0b74,
|
---|
| 1250 | 0x0b8c, 0x0b84,
|
---|
| 1251 | 0x0ba4, 0x0b9c,
|
---|
| 1252 | 0x1254, 0x125c],
|
---|
| 1253 | numEngines = 2)
|
---|
| 1254 |
|
---|
| 1255 | @property
|
---|
| 1256 | def name(self):
|
---|
| 1257 | """Get the name for this aircraft model."""
|
---|
| 1258 | return "FSUIPC/Generic Tupolev Tu-134"
|
---|
| 1259 |
|
---|
| 1260 | #------------------------------------------------------------------------------
|
---|
| 1261 |
|
---|
| 1262 | class T154Model(GenericAircraftModel):
|
---|
| 1263 | """Generic model for the Tupolev Tu-134 aircraft."""
|
---|
| 1264 | def __init__(self):
|
---|
| 1265 | """Construct the model."""
|
---|
[8] | 1266 | super(T154Model, self). \
|
---|
[7] | 1267 | __init__(flapsNotches = [0, 15, 28, 45],
|
---|
| 1268 | fuelInfo = [0x0b74, 0x0b7c, 0x0b94,
|
---|
[8] | 1269 | 0x1244, 0x0b84, 0x0b9c],
|
---|
[7] | 1270 | numEngines = 3)
|
---|
| 1271 |
|
---|
| 1272 | @property
|
---|
| 1273 | def name(self):
|
---|
| 1274 | """Get the name for this aircraft model."""
|
---|
| 1275 | return "FSUIPC/Generic Tupolev Tu-154"
|
---|
| 1276 |
|
---|
[8] | 1277 | def getAircraftState(self, aircraft, timestamp, data):
|
---|
[7] | 1278 | """Get an aircraft state object for the given monitoring data.
|
---|
| 1279 |
|
---|
| 1280 | This removes the reverser value for the middle engine."""
|
---|
[8] | 1281 | state = super(T154Model, self).getAircraftState(aircraft, timestamp, data)
|
---|
[7] | 1282 | del state.reverser[1]
|
---|
| 1283 | return state
|
---|
| 1284 |
|
---|
| 1285 | #------------------------------------------------------------------------------
|
---|
| 1286 |
|
---|
| 1287 | class YK40Model(GenericAircraftModel):
|
---|
| 1288 | """Generic model for the Yakovlev Yak-40 aircraft."""
|
---|
| 1289 | def __init__(self):
|
---|
| 1290 | """Construct the model."""
|
---|
[8] | 1291 | super(YK40Model, self). \
|
---|
[7] | 1292 | __init__(flapsNotches = [0, 20, 35],
|
---|
[8] | 1293 | fuelInfo = [0x0b7c, 0x0b94],
|
---|
[7] | 1294 | numEngines = 2)
|
---|
| 1295 |
|
---|
| 1296 | @property
|
---|
| 1297 | def name(self):
|
---|
| 1298 | """Get the name for this aircraft model."""
|
---|
| 1299 | return "FSUIPC/Generic Yakovlev Yak-40"
|
---|
| 1300 |
|
---|
| 1301 | #------------------------------------------------------------------------------
|
---|
| 1302 |
|
---|
[8] | 1303 | _genericModels = { const.AIRCRAFT_B736 : B737Model,
|
---|
| 1304 | const.AIRCRAFT_B737 : B737Model,
|
---|
| 1305 | const.AIRCRAFT_B738 : B737Model,
|
---|
| 1306 | const.AIRCRAFT_B733 : B737Model,
|
---|
| 1307 | const.AIRCRAFT_B734 : B737Model,
|
---|
| 1308 | const.AIRCRAFT_B735 : B737Model,
|
---|
| 1309 | const.AIRCRAFT_DH8D : DH8DModel,
|
---|
| 1310 | const.AIRCRAFT_B762 : B767Model,
|
---|
| 1311 | const.AIRCRAFT_B763 : B767Model,
|
---|
| 1312 | const.AIRCRAFT_CRJ2 : B767Model,
|
---|
| 1313 | const.AIRCRAFT_F70 : F70Model,
|
---|
| 1314 | const.AIRCRAFT_DC3 : DC3Model,
|
---|
| 1315 | const.AIRCRAFT_T134 : T134Model,
|
---|
| 1316 | const.AIRCRAFT_T154 : T154Model,
|
---|
| 1317 | const.AIRCRAFT_YK40 : YK40Model }
|
---|
| 1318 |
|
---|
| 1319 | #------------------------------------------------------------------------------
|
---|
| 1320 |
|
---|
| 1321 | AircraftModel.registerSpecial(PMDGBoeing737NGModel)
|
---|
[16] | 1322 | AircraftModel.registerSpecial(DreamwingsDH8DModel)
|
---|
[8] | 1323 |
|
---|
| 1324 | #------------------------------------------------------------------------------
|
---|