Changeset 1089:03726a21f686

Timestamp:

03/19/23 14:02:32 (20 months ago)

Author:

István Váradi <ivaradi@…>

Branch:

python3

Phase:

public

Message:

FSUIPC offset 0x0590 is used to query altitude on MSFS 2020 (re #366)

Location:

src/mlx

Files:

• fsuipc.py (modified) (2 diffs)
• pyuipc_sim.py (modified) (3 diffs)

src/mlx/fsuipc.py

@@ -1234 +1234 @@
                       ("radioAltitude", 0x31e4, "d"),
                       ("altitude", 0x0570, "l"),
+                      ("msfs2020Altitude", 0x0590, "F"),
                       ("gLoad", 0x11ba, "h"),
                       ("flapsControl", 0x0bdc, "d"),
@@ -1413 +1414 @@
         state.radioAltitude = \
             Handler.fsuipc2radioAltitude(data[self._monidx_radioAltitude])
-        state.altitude = data[self._monidx_altitude]/const.FEETTOMETRES/65536.0/65536.0
+        if self._fsType==const.SIM_MSFS2020:
+            state.altitude = data[self._monidx_msfs2020Altitude]
+        else:
+            state.altitude = data[self._monidx_altitude]/const.FEETTOMETRES/65536.0/65536.0
 
         state.gLoad = data[self._monidx_gLoad] / 625.0

src/mlx/pyuipc_sim.py

@@ -420 +420 @@
         elif offset==0x0570:       # Altitude
             return int(self.altitude * const.FEETTOMETRES * 65536.0 * 65536.0)
+        elif offset==0x0590:       # Altitude (MSFS 2020)
+            return self.altitude
         elif offset==0x0578:       # Pitch
             return int(self.pitch * 65536.0 * 65536.0 / 360.0)
@@ -687 +689 @@
             self.altitude = value / const.FEETTOMETRES / 65536.0 / 65536.0
             self.radioAltitude = self.altitude - 517
+        elif offset==0x0590:       # Altitude
+            self.altitude = value
+            self.radioAltitude = self.altitude - 517
         elif offset==0x0578:       # Pitch
             self.pitch = value * 360.0 / 65536.0 / 65536.0
@@ -1304 +1309 @@
                                                              const.FEETTOMETRES *
                                                              65536.0 * 65536.0))
+        self._valueHandlers["msfs2020Altitude"] = ([(0x0590, "F")],
+                                                   lambda value: value,
+                                                   lambda word: float(word))
         self._valueHandlers["gLoad"] = ([(0x11ba, "H")],
                                         lambda value: value / 625.0,