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Author SHA1 Message Date
curt
2119db35c3 This is step "1" of probably "many" in the process of separating out the
scene management code and organizing it within simgear.  My strategy is
to identify the code I want to move, and break it's direct flightgear
dependencies.  Then it will be free to move over into the simgear package.

- Moved some property specific code into simgear/props/
- Split out the condition code from fgfs/src/Main/fg_props and put it
  in it's own source file in simgear/props/
- Created a scene subdirectory for scenery, model, and material property
  related code.
- Moved location.[ch]xx into simgear/scene/model/
- The location and condition code had dependencies on flightgear's global
  state (all the globals-> stuff, the flightgear property tree, etc.)  SimGear
  code can't depend on it so that data has to be passed as parameters to the
  functions/methods/constructors.
- This need to pass data as function parameters had a dramatic cascading
  effect throughout the FlightGear code.
2003-05-06 23:46:24 +00:00
curt
f82cb8c643 Reduce pitch error. 2003-04-25 03:36:51 +00:00
curt
6d4ea1494c First pass at trying to add back in the AI effect where it starts drifting
off it's correct position once the gyro spins down below a certain threshold
(such as what would happen in a vacuum failure.)
2003-04-25 02:22:06 +00:00
david
e4dc8fc3fd Improved tumbling behaviour -- the AI doesn't just freeze now, but
appears still to be indicating.

Added a 'caged' property to the AI, for aerobatic work.

Temporarily disabled tumbling due to pitch, until I can learn more
about it.

Publish the current amount of tumble (-1.0:1.0) under
/instrumentation/attitude-indicator/tumble-norm.
2003-04-05 14:37:12 +00:00
ehofman
cbf244aeda Add a function declaration 2003-04-05 13:05:24 +00:00
david
abf660ecef Make the turn indicator a little less responsive, again. 2003-04-04 03:25:27 +00:00
david
ad6236cbe7 Add the ability for the AI to tumble in extreme attitudes, if
/instrumentation/attitude-indicator/config/tumble-flag

is true.  The AI will take up to five minutes to reerect itself
completely.
2003-04-04 03:25:02 +00:00
ehofman
a6c1632298 Fix a small problem which crept in after a late night session 2003-04-01 08:36:09 +00:00
curt
d3f6354332 Return code to it's original form which works around an idiosyncracy in
our data.
2003-04-01 04:13:02 +00:00
curt
d25fa96db3 Previously if a freq search matched an ILS that had no dme, it would
proceed to search for an VOR of that same frequency.  On rare occasion
this search could return true with a far distant VOR and cause a small
amount of confusion.
2003-04-01 03:44:20 +00:00
david
159bcc4401 Make the turn indicator more responsive. 2003-03-29 14:19:12 +00:00
david
4d146352d7 Simplify the pitot system and ASI -- the indicated airspeed should be
more reasonable now.
2003-03-12 20:28:54 +00:00
david
2908bd995d Added simple GPS support (no waypoints yet). 2003-03-10 14:09:43 +00:00
david
f10f03fd43 Corrected some typos. 2003-03-10 14:09:26 +00:00
david
1f7e33b73d New version of basic DME support. This can coexist with the old one
for a little while, since it uses different properties.  There are
some improvements, especially with searching and range.  It also has
its own serviceable and in-range properties, independent of any
coupled VOR.
2003-03-09 03:20:34 +00:00
david
21d3b2848a Initialize the internal pressure to ambient pressure. 2003-02-25 20:04:22 +00:00
curt
317e48ba4f Jim Wilson:
Here's a patch to fix the asi problem (it affects most aircraft panels).
[ Avoids a sqrt( x < 0 ) ]
2003-02-16 20:47:40 +00:00
david
0a6d2b7559 Minor code cleanups. 2003-02-12 18:35:04 +00:00
curt
8228afdbac Periodically the turn coordinator is jammed all the way to one side.
Initialize _last_rate to 0 at start up to hopefully avoid this.
2003-02-04 17:23:21 +00:00
david
70dde366bc Removed unneeded inclusion of std::vector. 2003-01-29 16:02:27 +00:00
david
9c574d4b87 Added a README for the src/Instrumentation/ directory. 2003-01-29 15:38:52 +00:00
david
57da4bf02d Removed the old FGSteam module from FlightGear. 2003-01-29 15:30:29 +00:00
david
7470eadbe7 Make the indicator a little less jumpy. 2003-01-26 20:57:57 +00:00
david
95e3e9d28b Add serviceable property. 2003-01-26 20:21:04 +00:00
david
d56bc5c9df If the gyro becomes unserviceable, stop spinning immediately. 2003-01-26 20:20:33 +00:00
david
113b1192c4 Make serviceable property writable. 2003-01-26 20:20:15 +00:00
david
f72891e113 Added magnetic compass instrument.
Removed some unused bind/unbind methods.

Improved responsiveness of slip-skid ball.

Some minor cleanups.
2003-01-26 15:56:11 +00:00
david
acbb9f5aff Renamed /velocities/side-slip-rad to /orientation/side-slip-rad.
Renamed /velocities/side-slip-deg to /orientation/side-slip-deg.

Renamed /velocities/alpha-deg to /orientation/alpha-deg.

Added /accelerations/ned/north-accel-fps_sec.

Added /accelerations/ned/east-accel-fps_sec.

Added /accelerations/ned/down-accel-fps_sec.

Renamed /accelerations/pilot/x-accel-ft_sec2 to
/accelerations/pilot/x-accel-fps_sec.

Renamed /accelerations/pilot/y-accel-ft_sec2 to
/accelerations/pilot/y-accel-fps_sec.

Renamed /accelerations/pilot/z-accel-ft_sec2 to
/accelerations/pilot/z-accel-fps_sec.
2003-01-26 15:53:35 +00:00
david
25387150c4 Improve spindown when the gyro fails. 2003-01-25 21:48:35 +00:00
david
99aa857dcb Added support for the slip-skid ball. 2003-01-25 21:13:13 +00:00
david
677c3e3e9a Added a Gyro helper class to factor out some common code for managing
a spinning gyro.

Changed FGInstrumentMgr to inherit from FGSubsystemGroup, greatly
simplifying the (already simple) class.  I should probably rename this
to FGInstrumentGroup or something similar, but not today.

Added the gyroscopic turn indicator (part of the TC).
2003-01-25 19:49:27 +00:00
david
cf3e79ee46 Cleanup from Norman Vine to prevent compiler warnings. He also writes:
Note I believe there was a 'missing comma' in the next to last row also
2002-12-30 22:21:31 +00:00
david
9a5080b6ad Fixed jump around the north indication. 2002-10-27 20:32:34 +00:00
david
e8db622ce1 Patch from Alex Perry:
Ok, I found the problem.  You're computing the dynamic pressure in
"psf" and adding it to the static pressure in "inHg" to form the
total pressure.  The attached patch is the simple fix to the source.

With that fix, failing the pitot while in cruise at 3k' will cause
the airspeed to indicate beyond redline during climb ... well before 4k'.
Thus, a pitot problem can be detected on any IFR altitude change.

Similarly, failing the static (with working pitot) while cruising 4k'
causes the airspeed to indicate beyond redline during a descent
well before reaching 3k' (during which, of course, the ALT looks fine).
Thus, a static failure can be detected before the aircraft breaks out
of the pilot tolerance range and is blatantly conspicuous soon after.
2002-10-10 18:15:22 +00:00
david
598db3d528 Decrease the error (slightly) from a power glide. 2002-10-04 01:04:20 +00:00
david
b0afca93d5 Put gyro spin into a property so that it can be restored after a save. 2002-09-29 18:26:24 +00:00
david
1acb43dbfc Added pitot system and new airspeed indicator. 2002-09-28 20:48:53 +00:00
david
8685e68b99 Modified to use fgGetLowPass from utils.cxx. 2002-09-27 22:04:21 +00:00
david
5289055776 Added a heading-indicator connected to the vacuum pump and a
vertical-speed indicator connected to the static port.
2002-09-27 22:03:48 +00:00
david
8d5714084e Added static port system and a new altimeter model connected to it.
The static port uses the

  /systems/static/

property subtree, and the altimeter uses the

  /instrumentation/altimeter/

property subtree.
2002-09-27 18:27:58 +00:00
david
6a8371c44c Introduce a simplistic spin-down when insufficient suction is
available.
2002-09-24 16:37:28 +00:00
david
512f37185a Ignore generated files. 2002-09-24 14:55:14 +00:00
david
682feb8f2d Flattened src/Systems/ subtree.
Added src/Instrumentation/ with partial stab at a vacuum-driven
attitude indicator.
2002-09-24 14:51:37 +00:00