[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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[3] | 14 |
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| 15 | if os.name == "nt":
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| 16 | import pyuipc
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| 17 | else:
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| 18 | import pyuipc_emu as pyuipc
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| 19 |
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[4] | 20 | #------------------------------------------------------------------------------
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| 21 |
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[3] | 22 | class Handler(threading.Thread):
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| 23 | """The thread to handle the FSUIPC requests."""
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[4] | 24 | @staticmethod
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| 25 | def _callSafe(fun):
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| 26 | """Call the given function and swallow any exceptions."""
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| 27 | try:
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| 28 | return fun()
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| 29 | except Exception, e:
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| 30 | print >> sys.stderr, str(e)
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| 31 | return None
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| 32 |
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[3] | 33 | class Request(object):
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| 34 | """A simple, one-shot request."""
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| 35 | def __init__(self, forWrite, data, callback, extra):
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| 36 | """Construct the request."""
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| 37 | self._forWrite = forWrite
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| 38 | self._data = data
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| 39 | self._callback = callback
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| 40 | self._extra = extra
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| 41 |
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| 42 | def process(self, time):
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[4] | 43 | """Process the request."""
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[3] | 44 | if self._forWrite:
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| 45 | pyuipc.write(self._data)
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[4] | 46 | Handler._callSafe(lambda: self._callback(True, self._extra))
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[3] | 47 | else:
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| 48 | values = pyuipc.read(self._data)
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[4] | 49 | Handler._callSafe(lambda: self._callback(values, self._extra))
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[3] | 50 |
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| 51 | return True
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| 52 |
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[4] | 53 | def fail(self):
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| 54 | """Handle the failure of this request."""
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| 55 | if self._forWrite:
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| 56 | Handler._callSafe(lambda: self._callback(False, self._extra))
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| 57 | else:
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| 58 | Handler._callSafe(lambda: self._callback(None, self._extra))
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| 59 |
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[3] | 60 | class PeriodicRequest(object):
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| 61 | """A periodic request."""
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| 62 | def __init__(self, id, period, data, callback, extra):
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| 63 | """Construct the periodic request."""
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| 64 | self._id = id
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| 65 | self._period = period
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| 66 | self._nextFire = time.time() + period
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| 67 | self._data = data
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| 68 | self._preparedData = None
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| 69 | self._callback = callback
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| 70 | self._extra = extra
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| 71 |
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| 72 | @property
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| 73 | def id(self):
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| 74 | """Get the ID of this periodic request."""
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| 75 | return self._id
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| 76 |
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| 77 | @property
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| 78 | def nextFire(self):
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| 79 | """Get the next firing time."""
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| 80 | return self._nextFire
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| 81 |
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| 82 | def process(self, time):
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| 83 | """Check if this request should be executed, and if so, do so.
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| 84 |
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| 85 | Return a boolean indicating if the request was executed."""
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| 86 | if time < self._nextFire:
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| 87 | return False
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| 88 |
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| 89 | if self._preparedData is None:
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| 90 | self._preparedData = pyuipc.prepare_data(self._data)
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| 91 | self._data = None
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| 92 |
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| 93 | values = pyuipc.read(self._preparedData)
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| 94 |
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[4] | 95 | Handler._callSafe(lambda: self._callback(values, self._extra))
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[3] | 96 |
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| 97 | while self._nextFire <= time:
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| 98 | self._nextFire += self._period
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| 99 |
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| 100 | return True
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| 101 |
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[4] | 102 | def fail(self):
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| 103 | """Handle the failure of this request."""
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| 104 | pass
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| 105 |
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[3] | 106 | def __cmp__(self, other):
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| 107 | """Compare two periodic requests. They are ordered by their next
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| 108 | firing times."""
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| 109 | return cmp(self._nextFire, other._nextFire)
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| 110 |
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| 111 | def __init__(self, connectionListener):
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| 112 | """Construct the handler with the given connection listener."""
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| 113 | threading.Thread.__init__(self)
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| 114 |
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| 115 | self._connectionListener = connectionListener
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| 116 |
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| 117 | self._requestCondition = threading.Condition()
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| 118 | self._connectionRequested = False
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| 119 |
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| 120 | self._requests = []
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| 121 | self._nextPeriodicID = 1
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| 122 | self._periodicRequests = []
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| 123 |
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| 124 | self.daemon = True
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| 125 |
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| 126 | def requestRead(self, data, callback, extra = None):
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| 127 | """Request the reading of some data.
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| 128 |
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| 129 | data is a list of tuples of the following items:
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| 130 | - the offset of the data as an integer
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| 131 | - the type letter of the data as a string
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| 132 |
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| 133 | callback is a function that receives two pieces of data:
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[4] | 134 | - the values retrieved or None on error
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[3] | 135 | - the extra parameter
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| 136 |
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| 137 | It will be called in the handler's thread!
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| 138 | """
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| 139 | with self._requestCondition:
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| 140 | self._requests.append(Handler.Request(False, data, callback, extra))
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| 141 | self._requestCondition.notify()
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| 142 |
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| 143 | def requestWrite(self, data, callback, extra = None):
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| 144 | """Request the writing of some data.
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| 145 |
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| 146 | data is a list of tuples of the following items:
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| 147 | - the offset of the data as an integer
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| 148 | - the type letter of the data as a string
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| 149 | - the data to write
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| 150 |
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[4] | 151 | callback is a function that receives two pieces of data:
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| 152 | - a boolean indicating if writing was successful
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| 153 | - the extra data
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| 154 | It will be called in the handler's thread!
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[3] | 155 | """
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| 156 | with self._requestCondition:
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| 157 | self._requests.append(Handler.Request(True, data, callback, extra))
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| 158 | self._requestCondition.notify()
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| 159 |
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[4] | 160 | @staticmethod
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| 161 | def _readWriteCallback(data, extra):
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| 162 | """Callback for the read() and write() calls below."""
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| 163 | extra.append(data)
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| 164 | with extra[0] as condition:
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| 165 | condition.notify()
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| 166 |
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| 167 | def read(self, data):
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| 168 | """Read the given data synchronously.
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| 169 |
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| 170 | If a problem occurs, an exception is thrown."""
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| 171 | with threading.Condition() as condition:
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| 172 | extra = [condition]
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| 173 | self._requestRead(data, self._readWriteCallback, extra)
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| 174 | while len(extra)<2:
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| 175 | condition.wait()
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| 176 | if extra[1] is None:
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| 177 | raise fs.SimulatorException("reading failed")
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| 178 | else:
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| 179 | return extra[1]
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| 180 |
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| 181 | def write(self, data):
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| 182 | """Write the given data synchronously.
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| 183 |
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| 184 | If a problem occurs, an exception is thrown."""
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| 185 | with threading.Condition() as condition:
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| 186 | extra = [condition]
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| 187 | self._requestWrite(data, self._writeCallback, extra)
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| 188 | while len(extra)<2:
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| 189 | condition.wait()
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| 190 | if extra[1] is None:
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| 191 | raise fs.SimulatorException("writing failed")
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| 192 |
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[3] | 193 | def requestPeriodicRead(self, period, data, callback, extra = None):
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| 194 | """Request a periodic read of data.
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| 195 |
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| 196 | period is a floating point number with the period in seconds.
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| 197 |
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| 198 | This function returns an identifier which can be used to cancel the
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| 199 | request."""
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| 200 | with self._requestCondition:
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| 201 | id = self._nextPeriodicID
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| 202 | self._nextPeriodicID += 1
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| 203 | request = Handler.PeriodicRequest(id, period, data, callback, extra)
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| 204 | self._periodicRequests.append(request)
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| 205 | self._requestCondition.notify()
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| 206 | return id
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| 207 |
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| 208 | def clearPeriodic(self, id):
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| 209 | """Clear the periodic request with the given ID."""
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| 210 | with self._requestCondition:
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| 211 | for i in range(0, len(self._periodicRequests)):
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| 212 | if self._periodicRequests[i].id==id:
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| 213 | del self._periodicRequests[i]
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| 214 | return True
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| 215 | return False
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| 216 |
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| 217 | def connect(self):
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| 218 | """Initiate the connection to the flight simulator."""
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| 219 | with self._requestCondition:
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| 220 | if not self._connectionRequested:
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| 221 | self._connectionRequested = True
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| 222 | self._requestCondition.notify()
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| 223 |
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| 224 | def disconnect(self):
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| 225 | """Disconnect from the flight simulator."""
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| 226 | with self._requestCondition:
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| 227 | if self._connectionRequested:
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| 228 | self._connectionRequested = False
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| 229 | self._requestCondition.notify()
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| 230 |
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| 231 | def run(self):
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| 232 | """Perform the operation of the thread."""
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| 233 | while True:
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| 234 | self._waitConnectionRequest()
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| 235 |
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| 236 | if self._connect():
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| 237 | self._handleConnection()
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| 238 |
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| 239 | self._disconnect()
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| 240 |
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| 241 | def _waitConnectionRequest(self):
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| 242 | """Wait for a connection request to arrive."""
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| 243 | with self._requestCondition:
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| 244 | while not self._connectionRequested:
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| 245 | self._requestCondition.wait()
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| 246 |
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| 247 | def _connect(self):
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| 248 | """Try to connect to the flight simulator via FSUIPC"""
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| 249 | while self._connectionRequested:
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| 250 | try:
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| 251 | pyuipc.open(pyuipc.SIM_FS2K4)
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| 252 | description = "(FSUIPC version: 0x%04x, library version: 0x%04x, FS version: %d)" % \
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| 253 | (pyuipc.fsuipc_version, pyuipc.lib_version,
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| 254 | pyuipc.fs_version)
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[4] | 255 | Handler._callSafe(lambda:
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[6] | 256 | self._connectionListener.connected(const.SIM_MSFS9,
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[4] | 257 | description))
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[3] | 258 | return True
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| 259 | except Exception, e:
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| 260 | print "fsuipc.Handler._connect: connection failed: " + str(e)
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[4] | 261 | time.sleep(0.1)
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[3] | 262 |
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| 263 | return False
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| 264 |
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| 265 | def _handleConnection(self):
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| 266 | """Handle a living connection."""
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| 267 | with self._requestCondition:
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| 268 | while self._connectionRequested:
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| 269 | if not self._processRequests():
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| 270 | return
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| 271 | timeout = None
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| 272 | if self._periodicRequests:
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| 273 | self._periodicRequests.sort()
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| 274 | timeout = self._periodicRequests[0].nextFire - time.time()
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| 275 | if timeout is None or timeout > 0.0:
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| 276 | self._requestCondition.wait(timeout)
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| 277 |
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| 278 | def _disconnect(self):
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| 279 | """Disconnect from the flight simulator."""
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| 280 | pyuipc.close()
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[4] | 281 | Handler._callSafe(lambda: self._connectionListener.disconnected())
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| 282 |
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| 283 | def _failRequests(self, request):
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| 284 | """Fail the outstanding, single-shot requuests."""
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| 285 | request.fail()
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| 286 | with self._requestCondition:
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| 287 | for request in self._requests:
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| 288 | try:
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| 289 | self._requestCondition.release()
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| 290 | request.fail()
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| 291 | finally:
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| 292 | self._requestCondition.acquire()
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| 293 | self._requests = []
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[3] | 294 |
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| 295 | def _processRequest(self, request, time):
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| 296 | """Process the given request.
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| 297 |
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| 298 | If an exception occurs, we try to reconnect.
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| 299 |
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| 300 | Returns what the request's process() function returned or None if
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| 301 | reconnection failed."""
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| 302 |
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| 303 | self._requestCondition.release()
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| 304 |
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| 305 | try:
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| 306 | return request.process(time)
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| 307 | except Exception as e:
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| 308 | print "fsuipc.Handler._processRequest: FSUIPC connection failed (" + \
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| 309 | str(e) + ") reconnecting."
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| 310 | self._disconnect()
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[4] | 311 | self._failRequests(request)
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[3] | 312 | if not self._connect(): return None
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| 313 | else: return True
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| 314 | finally:
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| 315 | self._requestCondition.acquire()
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| 316 |
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| 317 | def _processRequests(self):
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| 318 | """Process any pending requests.
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| 319 |
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| 320 | Will be called with the request lock held."""
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| 321 | while self._connectionRequested and self._periodicRequests:
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| 322 | self._periodicRequests.sort()
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| 323 | request = self._periodicRequests[0]
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| 324 | result = self._processRequest(request, time.time())
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| 325 | if result is None: return False
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| 326 | elif not result: break
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| 327 |
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| 328 | while self._connectionRequested and self._requests:
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| 329 | request = self._requests[0]
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| 330 | del self._requests[0]
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| 331 |
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| 332 | if self._processRequest(request, None) is None:
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| 333 | return False
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| 334 |
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| 335 | return self._connectionRequested
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[4] | 336 |
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| 337 | #------------------------------------------------------------------------------
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| 338 |
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| 339 | class Simulator(object):
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| 340 | """The simulator class representing the interface to the flight simulator
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| 341 | via FSUIPC."""
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[5] | 342 | # The basic data that should be queried all the time once we are connected
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| 343 | normalData = [ (0x3d00, -256) ]
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[4] | 344 |
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[5] | 345 | def __init__(self, connectionListener, aircraft):
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| 346 | """Construct the simulator.
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[4] | 347 |
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| 348 | The aircraft object passed must provide the following members:
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| 349 | - type: one of the AIRCRAFT_XXX constants from const.py
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| 350 | - modelChanged(aircraftName, modelName): called when the model handling
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| 351 | the aircraft has changed.
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| 352 | - handleState(aircraftState): handle the given state."""
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[5] | 353 | self._aircraft = aircraft
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| 354 |
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| 355 | self._handler = Handler(connectionListener)
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| 356 | self._handler.start()
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| 357 |
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| 358 | self._normalRequestID = None
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| 359 |
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| 360 | self._monitoringRequested = False
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| 361 | self._monitoring = False
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[4] | 362 |
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[5] | 363 | self._aircraftName = None
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| 364 | self._aircraftModel = None
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| 365 |
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| 366 | def connect(self):
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| 367 | """Initiate a connection to the simulator."""
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| 368 | self._handler.connect()
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| 369 | self._startDefaultNormal()
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| 370 |
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| 371 | def startMonitoring(self):
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| 372 | """Start the periodic monitoring of the aircraft and pass the resulting
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| 373 | state to the aircraft object periodically."""
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| 374 | assert not self._monitoringRequested
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| 375 | self._monitoringRequested = True
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[4] | 376 |
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| 377 | def stopMonitoring(self):
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| 378 | """Stop the periodic monitoring of the aircraft."""
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[5] | 379 | assert self._monitoringRequested
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| 380 | self._monitoringRequested = False
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[4] | 381 |
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| 382 | def disconnect(self):
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| 383 | """Disconnect from the simulator."""
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[5] | 384 | assert not self._monitoringRequested
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| 385 |
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| 386 | self._stopNormal()
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[4] | 387 | self._handler.disconnect()
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| 388 |
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[5] | 389 | def _startDefaultNormal(self):
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| 390 | """Start the default normal periodic request."""
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| 391 | assert self._normalRequestID is None
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| 392 | self._normalRequestID = self._handler.requestPeriodicRead(1.0,
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| 393 | Simulator.normalData,
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| 394 | self._handleNormal)
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| 395 |
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| 396 | def _stopNormal(self):
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| 397 | """Stop the normal period request."""
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| 398 | assert self._normalRequestID is not None
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| 399 | self._handler.clearPeriodic(self._normalRequestID)
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| 400 | self._normalRequestID = None
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| 401 |
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| 402 | def _handleNormal(self, data, extra):
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| 403 | """Handle the reply to the normal request.
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[4] | 404 |
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[5] | 405 | At the beginning the result consists the data for normalData. When
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| 406 | monitoring is started, it contains the result also for the
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| 407 | aircraft-specific values.
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[4] | 408 | """
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[5] | 409 | self._setAircraftName(data[0])
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| 410 | if self._monitoringRequested and not self._monitoring:
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| 411 | self._monitoring = True
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| 412 | self._stopNormal()
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[4] | 413 | self._startMonitoring()
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[5] | 414 | elif self._monitoring and not self._monitoringRequested:
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| 415 | self._monitoring = False
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| 416 | self._stopNormal()
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| 417 | self._startDefaultNormal()
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| 418 | elif self._monitoring and self._aircraftModel is not None:
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| 419 | aircraftState = self._aircraftModel.getAircraftState(self._aircraft, data)
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| 420 | self._aircraft.handleState(aircraftState)
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[4] | 421 |
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| 422 | def _setAircraftName(self, name):
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| 423 | """Set the name of the aicraft and if it is different from the
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| 424 | previous, create a new model for it.
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| 425 |
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| 426 | If so, also notifty the aircraft about the change."""
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| 427 | if name==self._aircraftName:
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| 428 | return
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| 429 |
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| 430 | self._aircraftName = name
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| 431 | if self._aircraftModel is None or \
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| 432 | not self._aircraftModel.doesHandle(name):
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| 433 | self._setAircraftModel(AircraftModel.create(self._aircraft, name))
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| 434 |
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| 435 | self._aircraft.modelChanged(self._aircraftName,
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| 436 | self._aircraftModel.name)
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| 437 |
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| 438 | def _setAircraftModel(self, model):
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| 439 | """Set a new aircraft model.
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| 440 |
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| 441 | It will be queried for the data to monitor and the monitoring request
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| 442 | will be replaced by a new one."""
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| 443 | self._aircraftModel = model
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| 444 |
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[5] | 445 | if self._monitoring:
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| 446 | self._handler.clearPeriodic(self._normalRequestID)
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| 447 | self._startMonitoring()
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[4] | 448 |
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[5] | 449 | def _startMonitoring(self):
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| 450 | """Start monitoring with the current aircraft model."""
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| 451 | assert self._monitoring
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[4] | 452 |
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[5] | 453 | data = Simulator.normalData[:]
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| 454 | self._aircraftModel.addMonitoringData(data)
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| 455 |
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| 456 | self._normalRequestID = \
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| 457 | self._handler.requestPeriodicRead(1.0, data,
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| 458 | self._handleNormal)
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[4] | 459 |
|
---|
| 460 | #------------------------------------------------------------------------------
|
---|
| 461 |
|
---|
| 462 | class AircraftModel(object):
|
---|
| 463 | """Base class for the aircraft models.
|
---|
| 464 |
|
---|
| 465 | Aircraft models handle the data arriving from FSUIPC and turn it into an
|
---|
| 466 | object describing the aircraft's state."""
|
---|
[5] | 467 | monitoringData = [("year", 0x0240, "H"),
|
---|
[4] | 468 | ("dayOfYear", 0x023e, "H"),
|
---|
| 469 | ("zuluHour", 0x023b, "b"),
|
---|
| 470 | ("zuluMinute", 0x023c, "b"),
|
---|
| 471 | ("seconds", 0x023a, "b"),
|
---|
| 472 | ("paused", 0x0264, "H"),
|
---|
| 473 | ("frozen", 0x3364, "H"),
|
---|
[5] | 474 | ("replay", 0x0628, "d"),
|
---|
[4] | 475 | ("slew", 0x05dc, "H"),
|
---|
| 476 | ("overspeed", 0x036d, "b"),
|
---|
| 477 | ("stalled", 0x036c, "b"),
|
---|
| 478 | ("onTheGround", 0x0366, "H"),
|
---|
| 479 | ("grossWeight", 0x30c0, "f"),
|
---|
| 480 | ("heading", 0x0580, "d"),
|
---|
| 481 | ("pitch", 0x0578, "d"),
|
---|
| 482 | ("bank", 0x057c, "d"),
|
---|
| 483 | ("ias", 0x02bc, "d"),
|
---|
[5] | 484 | ("groundSpeed", 0x02b4, "d"),
|
---|
[4] | 485 | ("vs", 0x02c8, "d"),
|
---|
| 486 | ("altitude", 0x0570, "l"),
|
---|
[5] | 487 | ("gLoad", 0x11ba, "H"),
|
---|
[4] | 488 | ("flapsControl", 0x0bdc, "d"),
|
---|
| 489 | ("flapsLeft", 0x0be0, "d"),
|
---|
| 490 | ("flapsRight", 0x0be4, "d"),
|
---|
| 491 | ("lights", 0x0d0c, "H"),
|
---|
| 492 | ("pitot", 0x029c, "b"),
|
---|
| 493 | ("noseGear", 0x0bec, "d"),
|
---|
| 494 | ("spoilersArmed", 0x0bcc, "d"),
|
---|
[5] | 495 | ("spoilers", 0x0bd0, "d"),
|
---|
| 496 | ("altimeter", 0x0330, "H"),
|
---|
| 497 | ("nav1", 0x0350, "H"),
|
---|
| 498 | ("nav2", 0x0352, "H")]
|
---|
[4] | 499 |
|
---|
[7] | 500 | genericModels = { const.AIRCRAFT.B736 : B737Model,
|
---|
| 501 | const.AIRCRAFT_B737 : B737Model,
|
---|
| 502 | const.AIRCRAFT_B738 : B737Model,
|
---|
| 503 | const.AIRCRAFT_B733 : B737Model,
|
---|
| 504 | const.AIRCRAFT_B734 : B737Model,
|
---|
| 505 | const.AIRCRAFT_B735 : B737Model,
|
---|
| 506 | const.AIRCRAFT_DH8D : DH8DModel,
|
---|
| 507 | const.AIRCRAFT_B762 : B767Model,
|
---|
| 508 | const.AIRCRAFT_B763 : B767Model,
|
---|
| 509 | const.AIRCRAFT_CRJ2 : B767Model,
|
---|
| 510 | const.AIRCRAFT_F79 : F70Model,
|
---|
| 511 | const.AIRCRAFT_DC3 : DC3Model,
|
---|
| 512 | const.AIRCRAFT_T134 : T134Model,
|
---|
| 513 | const.AIRCRAFT_T154 : T154Model,
|
---|
| 514 | const.AIRCRAFT_YK40 : YK40Model }
|
---|
| 515 |
|
---|
| 516 | specialModels = []
|
---|
| 517 |
|
---|
| 518 | @staticmethod
|
---|
| 519 | def registerSpecial(clazz):
|
---|
| 520 | """Register the given class as a special model."""
|
---|
| 521 | AircraftModel.specialModels.append(clazz)
|
---|
| 522 |
|
---|
[4] | 523 | @staticmethod
|
---|
| 524 | def create(aircraft, aircraftName):
|
---|
| 525 | """Create the model for the given aircraft name, and notify the
|
---|
[7] | 526 | aircraft about it."""
|
---|
| 527 | for specialModel in AircraftModel.specialModels:
|
---|
| 528 | if specialModel.doesHandle(aircraft, aircraftName):
|
---|
| 529 | return specialModel(aircraft, aircraftName)
|
---|
| 530 |
|
---|
| 531 | if aircraft.type in AircraftModel.genericModels:
|
---|
| 532 | return AircraftModel.genericModels[aircraft.type]()
|
---|
| 533 | else:
|
---|
| 534 | return GenericModel()
|
---|
[4] | 535 |
|
---|
[5] | 536 | @staticmethod
|
---|
| 537 | def convertFrequency(data):
|
---|
| 538 | """Convert the given frequency data to a string."""
|
---|
| 539 | frequency = ""
|
---|
| 540 | for i in range(0, 4):
|
---|
| 541 | digit = chr(ord('0') + (data&0x0f))
|
---|
| 542 | data >>= 4
|
---|
| 543 | frequency = digit + frequency
|
---|
| 544 | if i==1:
|
---|
| 545 | frequency = "." + frequency
|
---|
| 546 | return "1" + frequency
|
---|
| 547 |
|
---|
[4] | 548 | def __init__(self, flapsNotches):
|
---|
| 549 | """Construct the aircraft model.
|
---|
| 550 |
|
---|
| 551 | flapsNotches is a list of degrees of flaps that are available on the aircraft."""
|
---|
| 552 | self._flapsNotches = flapsNotches
|
---|
| 553 |
|
---|
| 554 | @property
|
---|
| 555 | def name(self):
|
---|
| 556 | """Get the name for this aircraft model."""
|
---|
| 557 | return "FSUIPC/Generic"
|
---|
| 558 |
|
---|
| 559 | def doesHandle(self, aircraftName):
|
---|
| 560 | """Determine if the model handles the given aircraft name.
|
---|
| 561 |
|
---|
[7] | 562 | This default implementation returns False."""
|
---|
| 563 | return False
|
---|
[4] | 564 |
|
---|
[7] | 565 | def _addOffsetWithIndexMember(self, dest, offset, type, attrName = None):
|
---|
| 566 | """Add the given FSUIPC offset and type to the given array and a member
|
---|
| 567 | attribute with the given name."""
|
---|
| 568 | dest.append((offset, type))
|
---|
| 569 | if attrName is not None:
|
---|
| 570 | setattr(self, attrName, len(dest))
|
---|
| 571 |
|
---|
| 572 | def _addDataWithIndexMembers(self, dest, prefix, data):
|
---|
[4] | 573 | """Add FSUIPC data to the given array and also corresponding index
|
---|
| 574 | member variables with the given prefix.
|
---|
| 575 |
|
---|
| 576 | data is a list of triplets of the following items:
|
---|
| 577 | - the name of the data item. The index member variable will have a name
|
---|
| 578 | created by prepending the given prefix to this name.
|
---|
| 579 | - the FSUIPC offset
|
---|
| 580 | - the FSUIPC type
|
---|
| 581 |
|
---|
| 582 | The latter two items will be appended to dest."""
|
---|
| 583 | for (name, offset, type) in data:
|
---|
[7] | 584 | self._addOffsetWithIndexMember(dest, offset, type, prefix + name)
|
---|
[4] | 585 |
|
---|
[5] | 586 | def addMonitoringData(self, data):
|
---|
[7] | 587 | """Add the model-specific monitoring data to the given array."""
|
---|
[4] | 588 | self.addDataWithIndexMembers(data, "_monidx_",
|
---|
| 589 | AircraftModel.monitoringData)
|
---|
| 590 |
|
---|
| 591 | def getAircraftState(self, aircraft, data):
|
---|
| 592 | """Get an aircraft state object for the given monitoring data."""
|
---|
| 593 | state = fs.AircraftState()
|
---|
| 594 |
|
---|
| 595 | timestamp = calendar.timegm(time.struct_time([data[self._monidx_year],
|
---|
| 596 | 1, 1, 0, 0, 0, -1, 1, 0]))
|
---|
| 597 | timestamp += data[self._monidx_dayOfYear] * 24 * 3600
|
---|
| 598 | timestamp += data[self._monidx_zuluHour] * 3600
|
---|
| 599 | timestamp += data[self._monidx_zuluMinute] * 60
|
---|
| 600 | timestamp += data[self._monidx_seconds]
|
---|
| 601 | state.timestamp = timestamp
|
---|
| 602 |
|
---|
| 603 | state.paused = data[self._monidx_paused]!=0 or \
|
---|
[5] | 604 | data[self._monidx_frozen]!=0 or \
|
---|
| 605 | data[self._monidx_replay]!=0
|
---|
[4] | 606 | state.trickMode = data[self._monidx_slew]!=0
|
---|
| 607 |
|
---|
| 608 | state.overspeed = data[self._monidx_overspeed]!=0
|
---|
| 609 | state.stalled = data[self._monidx_stalled]!=0
|
---|
| 610 | state.onTheGround = data[self._monidx_onTheGround]!=0
|
---|
| 611 |
|
---|
[6] | 612 | state.grossWeight = data[self._monidx_grossWeight] * const.LBSTOKG
|
---|
[4] | 613 |
|
---|
| 614 | state.heading = data[self._monidx_heading]*360.0/65536.0/65536.0
|
---|
| 615 | if state.heading<0.0: state.heading += 360.0
|
---|
| 616 |
|
---|
| 617 | state.pitch = data[self._monidx_pitch]*360.0/65536.0/65536.0
|
---|
| 618 | state.bank = data[self._monidx_bank]*360.0/65536.0/65536.0
|
---|
| 619 |
|
---|
| 620 | state.ias = data[self._monidx_ias]/128.0
|
---|
[5] | 621 | state.groundSpeed = data[self._monidx_groundSpeed]* 3600.0/65536.0/1852.0
|
---|
[6] | 622 | state.vs = data[self._monidx_vs]*60.0/const.FEETTOMETRES/256.0
|
---|
[4] | 623 |
|
---|
[6] | 624 | state.altitude = data[self._monidx_altitude]/const.FEETTOMETRES/65536.0/65536.0
|
---|
[5] | 625 |
|
---|
| 626 | state.gLoad = data[self._monidx_gLoad] / 625.0
|
---|
[4] | 627 |
|
---|
| 628 | numNotchesM1 = len(self._flapsNotches) - 1
|
---|
| 629 | flapsIncrement = 16383 / numNotchesM1
|
---|
| 630 | flapsControl = data[self._monidx_flapsControl]
|
---|
| 631 | flapsIndex = flapsControl / flapsIncrement
|
---|
| 632 | if flapsIndex < numNotchesM1:
|
---|
| 633 | if (flapsControl - (flapsIndex*flapsIncrement) >
|
---|
| 634 | (flapsIndex+1)*flapsIncrement - flapsControl):
|
---|
| 635 | flapsIndex += 1
|
---|
| 636 | state.flapsSet = self._flapsNotches[flapsIndex]
|
---|
| 637 |
|
---|
| 638 | flapsLeft = data[self._monidx_flapsLeft]
|
---|
| 639 | flapsIndex = flapsLeft / flapsIncrement
|
---|
| 640 | state.flaps = self._flapsNotches[flapsIndex]
|
---|
| 641 | if flapsIndex != numNotchesM1:
|
---|
| 642 | thisNotch = flapsIndex * flapsIncrement
|
---|
| 643 | nextNotch = thisNotch + flapsIncrement
|
---|
| 644 |
|
---|
| 645 | state.flaps += (self._flapsNotches[flapsIndex+1] - state.flaps) * \
|
---|
| 646 | (flapsLeft - thisNotch) / (nextNotch - thisNotch)
|
---|
| 647 |
|
---|
| 648 | lights = data[self._monidx_lights]
|
---|
| 649 |
|
---|
[5] | 650 | state.navLightsOn = (lights&0x01) != 0
|
---|
| 651 | state.antiCollisionLightsOn = (lights&0x02) != 0
|
---|
| 652 | state.landingLightsOn = (lights&0x04) != 0
|
---|
| 653 | state.strobeLightsOn = (lights&0x10) != 0
|
---|
[4] | 654 |
|
---|
| 655 | state.pitotHeatOn = data[self._monidx_pitot]!=0
|
---|
| 656 |
|
---|
| 657 | state.gearsDown = data[self._monidx_noseGear]==16383
|
---|
| 658 |
|
---|
| 659 | state.spoilersArmed = data[self._monidx_spoilersArmed]!=0
|
---|
| 660 |
|
---|
| 661 | spoilers = data[self._monidx_spoilers]
|
---|
| 662 | if spoilers<=4800:
|
---|
| 663 | state.spoilersExtension = 0.0
|
---|
| 664 | else:
|
---|
| 665 | state.spoilersExtension = (spoilers - 4800) * 100.0 / (16383 - 4800)
|
---|
[5] | 666 |
|
---|
| 667 | state.altimeter = data[self._monidx_altimeter] / 16.0
|
---|
| 668 |
|
---|
| 669 | state.nav1 = AircraftModel.convertFrequency(data[self._monidx_nav1])
|
---|
| 670 | state.nav2 = AircraftModel.convertFrequency(data[self._monidx_nav2])
|
---|
[4] | 671 |
|
---|
| 672 | return state
|
---|
[5] | 673 |
|
---|
| 674 | #------------------------------------------------------------------------------
|
---|
| 675 |
|
---|
[7] | 676 | class GenericAircraftModel(AircraftModel):
|
---|
| 677 | """A generic aircraft model that can handle the fuel levels, the N1 or RPM
|
---|
| 678 | values and some other common parameters in a generic way."""
|
---|
| 679 | def __init__(self, flapsNotches, fuelInfo, numEngines, isN1 = True):
|
---|
| 680 | """Construct the generic aircraft model with the given data.
|
---|
| 681 |
|
---|
| 682 | flapsNotches is an array of how much degrees the individual flaps
|
---|
| 683 | notches mean.
|
---|
| 684 |
|
---|
| 685 | fuelInfo is an array of FSUIPC offsets for the levels of the fuel
|
---|
| 686 | tanks. It is assumed to be a 4-byte value, followed by another 4-byte
|
---|
| 687 | value, which is the fuel tank capacity.
|
---|
| 688 |
|
---|
| 689 | numEngines is the number of engines the aircraft has.
|
---|
| 690 |
|
---|
| 691 | isN1 determines if the engines have an N1 value or an RPM value
|
---|
| 692 | (e.g. pistons)."""
|
---|
| 693 | super(GenericAircraftModel, self).__init__(flapsNotches = flapsNotches)
|
---|
| 694 |
|
---|
| 695 | self._fuelInfo = fuelInfo
|
---|
| 696 | self._fuelStartIndex = None
|
---|
| 697 | self._numEngines = numEngines
|
---|
| 698 | self._engineStartIndex = None
|
---|
| 699 | self._isN1 = isN1
|
---|
| 700 |
|
---|
| 701 | def addMonitoringData(self, data):
|
---|
| 702 | """Add the model-specific monitoring data to the given array."""
|
---|
| 703 | super(GenericAircraftModel, self).addMonitoringData(data)
|
---|
| 704 |
|
---|
| 705 | self._addOffsetWithIndexMember(data, 0x0af4, "H", "_monidx_fuelWeight")
|
---|
| 706 |
|
---|
| 707 | self._fuelStartIndex = len(data)
|
---|
| 708 | for offset in self._fuelInfo:
|
---|
| 709 | self._addOffsetWithIndexMember(data, offset, "u") # tank level
|
---|
| 710 | self._addOffsetWithIndexMember(data, offset+4, "u") # tank capacity
|
---|
| 711 |
|
---|
| 712 | if self._isN1:
|
---|
| 713 | self._engineStartIndex = len(data)
|
---|
| 714 | for i in range(0, self._numEngines):
|
---|
| 715 | self._addOffsetWithIndexMember(data, 0x0898 + i * 0x98, "u") # N1
|
---|
| 716 | self._addOffsetWithIndexMember(data, 0x088c + i * 0x98, "d") # throttle lever
|
---|
| 717 |
|
---|
| 718 | def getAircraftState(self, aircraft, data):
|
---|
| 719 | """Get the aircraft state.
|
---|
| 720 |
|
---|
| 721 | Get it from the parent, and then add the data about the fuel levels and
|
---|
| 722 | the engine parameters."""
|
---|
| 723 | state = super(GenericAircraftModel, self).getAircraftState(aircraft,
|
---|
| 724 | data)
|
---|
| 725 |
|
---|
| 726 | fuelWeight = data[self._monidx_fuelWeight]/256.0
|
---|
| 727 | state.fuel = []
|
---|
| 728 | for i in range(self._fuelStartIndex,
|
---|
| 729 | self._fuelStartIndex + 2*len(self._fuelInfo), 2):
|
---|
| 730 | fuel = data[i+1]*data[i]*fuelWeight*const.LBSTOKG/128.0/65536.0
|
---|
| 731 | state.fuel.append(fuel)
|
---|
| 732 |
|
---|
| 733 | state.n1 = []
|
---|
| 734 | state.reverser = []
|
---|
| 735 | for i in range(self._engineStartIndex,
|
---|
| 736 | self._engineStartIndex + 2*self._numEngines, 2):
|
---|
| 737 | state.n1.append(data[i]*100.0/16384.0)
|
---|
| 738 | state.reverser.append(data[i+1]<0)
|
---|
| 739 |
|
---|
| 740 | return state
|
---|
| 741 |
|
---|
| 742 | #------------------------------------------------------------------------------
|
---|
| 743 |
|
---|
| 744 | class GenericModel(GenericAircraftModel):
|
---|
| 745 | """Generic aircraft model for an unknown type."""
|
---|
| 746 | def __init__(self):
|
---|
| 747 | """Construct the model."""
|
---|
| 748 | super(GenericAircraftModel, self).
|
---|
| 749 | __init__(flapsNotches = [0, 10, 20, 30],
|
---|
| 750 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 751 | numEngines = 2)
|
---|
| 752 |
|
---|
| 753 | @property
|
---|
| 754 | def name(self):
|
---|
| 755 | """Get the name for this aircraft model."""
|
---|
| 756 | return "FSUIPC/Generic"
|
---|
| 757 |
|
---|
| 758 | #------------------------------------------------------------------------------
|
---|
| 759 |
|
---|
| 760 | class B737Model(GenericAircraftModel):
|
---|
| 761 | """Generic model for the Boeing 737 Classing and NG aircraft."""
|
---|
| 762 | def __init__(self):
|
---|
| 763 | """Construct the model."""
|
---|
| 764 | super(GenericAircraftModel, self).
|
---|
| 765 | __init__(flapsNotches = [0, 1, 2, 5, 10, 15, 25, 30, 40],
|
---|
| 766 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 767 | numEngines = 2)
|
---|
| 768 |
|
---|
| 769 | @property
|
---|
| 770 | def name(self):
|
---|
| 771 | """Get the name for this aircraft model."""
|
---|
| 772 | return "FSUIPC/Generic Boeing 737"
|
---|
| 773 |
|
---|
| 774 | #------------------------------------------------------------------------------
|
---|
| 775 |
|
---|
| 776 | class B767Model(GenericAircraftModel):
|
---|
| 777 | """Generic model for the Boeing 767 aircraft."""
|
---|
| 778 | def __init__(self):
|
---|
| 779 | """Construct the model."""
|
---|
| 780 | super(GenericAircraftModel, self).
|
---|
| 781 | __init__(flapsNotches = [0, 1, 5, 15, 20, 25, 30],
|
---|
| 782 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 783 | numEngines = 2)
|
---|
| 784 |
|
---|
| 785 | @property
|
---|
| 786 | def name(self):
|
---|
| 787 | """Get the name for this aircraft model."""
|
---|
| 788 | return "FSUIPC/Generic Boeing 767"
|
---|
| 789 |
|
---|
| 790 | #------------------------------------------------------------------------------
|
---|
| 791 |
|
---|
| 792 | class DH8DModel(GenericAircraftModel):
|
---|
| 793 | """Generic model for the Boeing 737 NG aircraft."""
|
---|
| 794 | def __init__(self):
|
---|
| 795 | """Construct the model."""
|
---|
| 796 | super(GenericAircraftModel, self).
|
---|
| 797 | __init__(flapsNotches = [0, 5, 10, 15, 35],
|
---|
| 798 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 799 | numEngines = 2)
|
---|
| 800 |
|
---|
| 801 | @property
|
---|
| 802 | def name(self):
|
---|
| 803 | """Get the name for this aircraft model."""
|
---|
| 804 | return "FSUIPC/Generic Bombardier Dash-8 Q400"
|
---|
| 805 |
|
---|
| 806 | #------------------------------------------------------------------------------
|
---|
| 807 |
|
---|
| 808 | class CRJ2Model(GenericAircraftModel):
|
---|
| 809 | """Generic model for the Bombardier CRJ-200 aircraft."""
|
---|
| 810 | def __init__(self):
|
---|
| 811 | """Construct the model."""
|
---|
| 812 | super(GenericAircraftModel, self).
|
---|
| 813 | __init__(flapsNotches = [0, 8, 20, 30, 45],
|
---|
| 814 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 815 | numEngines = 2)
|
---|
| 816 |
|
---|
| 817 | @property
|
---|
| 818 | def name(self):
|
---|
| 819 | """Get the name for this aircraft model."""
|
---|
| 820 | return "FSUIPC/Generic Bombardier CRJ-200"
|
---|
| 821 |
|
---|
| 822 | #------------------------------------------------------------------------------
|
---|
| 823 |
|
---|
| 824 | class F70Model(GenericAircraftModel):
|
---|
| 825 | """Generic model for the Fokker F70 aircraft."""
|
---|
| 826 | def __init__(self):
|
---|
| 827 | """Construct the model."""
|
---|
| 828 | super(GenericAircraftModel, self).
|
---|
| 829 | __init__(flapsNotches = [0, 8, 15, 25, 42],
|
---|
| 830 | fuelInfo = [0x0b74, 0x0b7c, 0xb94],
|
---|
| 831 | numEngines = 2)
|
---|
| 832 |
|
---|
| 833 | @property
|
---|
| 834 | def name(self):
|
---|
| 835 | """Get the name for this aircraft model."""
|
---|
| 836 | return "FSUIPC/Generic Fokker 70"
|
---|
| 837 |
|
---|
| 838 | #------------------------------------------------------------------------------
|
---|
| 839 |
|
---|
| 840 | class DC3Model(GenericAircraftModel):
|
---|
| 841 | """Generic model for the Lisunov Li-2 (DC-3) aircraft."""
|
---|
| 842 | def __init__(self):
|
---|
| 843 | """Construct the model."""
|
---|
| 844 | super(GenericAircraftModel, self).
|
---|
| 845 | __init__(flapsNotches = [0, 15, 30, 45],
|
---|
| 846 | fuelInfo = [0x0b7c, 0x0b84, 0x0b94, 0x0b9c],
|
---|
| 847 | numEngines = 2)
|
---|
| 848 |
|
---|
| 849 | @property
|
---|
| 850 | def name(self):
|
---|
| 851 | """Get the name for this aircraft model."""
|
---|
| 852 | return "FSUIPC/Generic Lisunov Li-2"
|
---|
| 853 |
|
---|
| 854 | #------------------------------------------------------------------------------
|
---|
| 855 |
|
---|
| 856 | class T134Model(GenericAircraftModel):
|
---|
| 857 | """Generic model for the Tupolev Tu-134 aircraft."""
|
---|
| 858 | def __init__(self):
|
---|
| 859 | """Construct the model."""
|
---|
| 860 | super(GenericAircraftModel, self).
|
---|
| 861 | __init__(flapsNotches = [0, 10, 20, 30],
|
---|
| 862 | fuelInfo = [0x0b74,
|
---|
| 863 | 0x0b8c, 0x0b84,
|
---|
| 864 | 0x0ba4, 0x0b9c,
|
---|
| 865 | 0x1254, 0x125c],
|
---|
| 866 | numEngines = 2)
|
---|
| 867 |
|
---|
| 868 | @property
|
---|
| 869 | def name(self):
|
---|
| 870 | """Get the name for this aircraft model."""
|
---|
| 871 | return "FSUIPC/Generic Tupolev Tu-134"
|
---|
| 872 |
|
---|
| 873 | #------------------------------------------------------------------------------
|
---|
| 874 |
|
---|
| 875 | class T154Model(GenericAircraftModel):
|
---|
| 876 | """Generic model for the Tupolev Tu-134 aircraft."""
|
---|
| 877 | def __init__(self):
|
---|
| 878 | """Construct the model."""
|
---|
| 879 | super(GenericAircraftModel, self).
|
---|
| 880 | __init__(flapsNotches = [0, 15, 28, 45],
|
---|
| 881 | fuelInfo = [0x0b74, 0x0b7c, 0x0b94,
|
---|
| 882 | 0x1244, 0x0b84, 0x0b9c]
|
---|
| 883 | numEngines = 3)
|
---|
| 884 |
|
---|
| 885 | @property
|
---|
| 886 | def name(self):
|
---|
| 887 | """Get the name for this aircraft model."""
|
---|
| 888 | return "FSUIPC/Generic Tupolev Tu-154"
|
---|
| 889 |
|
---|
| 890 | def getAircraftState(self, aircraft, data):
|
---|
| 891 | """Get an aircraft state object for the given monitoring data.
|
---|
| 892 |
|
---|
| 893 | This removes the reverser value for the middle engine."""
|
---|
| 894 | state = super(T154Model, self).getAircraftState(aircraft, data)
|
---|
| 895 | del state.reverser[1]
|
---|
| 896 | return state
|
---|
| 897 |
|
---|
| 898 | #------------------------------------------------------------------------------
|
---|
| 899 |
|
---|
| 900 | class YK40Model(GenericAircraftModel):
|
---|
| 901 | """Generic model for the Yakovlev Yak-40 aircraft."""
|
---|
| 902 | def __init__(self):
|
---|
| 903 | """Construct the model."""
|
---|
| 904 | super(GenericAircraftModel, self).
|
---|
| 905 | __init__(flapsNotches = [0, 20, 35],
|
---|
| 906 | fuelInfo = [0x0b7c, 0x0b94]
|
---|
| 907 | numEngines = 2)
|
---|
| 908 |
|
---|
| 909 | @property
|
---|
| 910 | def name(self):
|
---|
| 911 | """Get the name for this aircraft model."""
|
---|
| 912 | return "FSUIPC/Generic Yakovlev Yak-40"
|
---|
| 913 |
|
---|
| 914 | #------------------------------------------------------------------------------
|
---|
| 915 |
|
---|