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Author SHA1 Message Date
andy
b162cf8707 Wrong units when interpreting <weight> tags. 2002-06-24 04:18:53 +00:00
andy
8199ece7dc Hack in an /accelerations/pilot-g property, for testing a new panel
instrument.  This needs to move somewhere permanent.

Also, remove a bogus fuel consumption setting that (1) was off by a factor
of 3600 (hours, not seconds) and (2) collided with identical code in FGFDM.
2002-06-20 04:11:19 +00:00
david
6df9479415 Allow an empty virtual model, to which other submodels can be attached
(when no path is specified).
2002-06-19 03:25:40 +00:00
david
9569c43126 Avoid a segfault when a named object is not found for an animation.
Ensure that global animations are applied to the model.
2002-06-19 02:58:06 +00:00
david
dc132d80b1 Added fgAddChangeListener convenience functions. 2002-06-18 03:27:21 +00:00
curt
ee98995d30 Updated to match changes in radiostack.[ch]xx 2002-06-16 15:23:22 +00:00
curt
a7e237abd6 A little prepratory code reorganization before modeling the King KR 87
Silver Crown Digital ADF.
2002-06-16 00:05:07 +00:00
andy
9541e06a1e Finally fixed the flap drag issue. Drag modifications need to be based on
the amount of drag that the produced lift *would* have produced given an
unflapped air surface.  A nifty trick involving the assumption that AoA is
small works for this, and produces plausible results in the high AoA case
as well.

Also, trim for approach using the elevator-trim control, not elevator.
Just cosmetic for current planes, but future ones might have differing
implementations of trim.
2002-06-15 05:40:02 +00:00
curt
22a55b25f9 Erik Hofman:
Specify default values for properties so we get expected behavior when
an option isn't specified in the sound config file.
2002-06-14 15:29:20 +00:00
curt
1bb0cbf0a7 Andy Ross:
Fixes for uninitialized variables.
2002-06-13 19:22:32 +00:00
curt
6800231cfa Erik Hofman:
This is the small code fix which is needed for the new options.xml file.
It is needed because otherwise the "--prop:name=value" is showed
incorrectly.

There is another problem though, when compiling with --without-logging
the help message isn't displayed at all! We *must* change that somehow.

Curt: good point, the SG_LOG()'s have been switched to cout's ...
2002-06-12 16:38:46 +00:00
andy
a682823ada Bugfix. The engine thrust is recalculated based on the current N1 value
(and not the throttle setting), but the recalculation left in a degeneracy
when the target/throttle setting was exactly zero.  Zero times a big number
is still zero.  Fixed to use real math, not theoretical math.
2002-06-12 08:23:05 +00:00
curt
2c5eb44cc3 Updates to the 610x interface:
- More progress with proper radio freq tuning and proper interpreting of the
  hardware values.
- Filter ignition and flap switch values since the hardware implimentation has
  a dead zone where the value can go to zero in the middle of a change in
  switch position.
2002-06-12 06:16:23 +00:00
curt
c93b79641d Erik Hofman:
I've updated the FIXME in the code, and fixed a typo (descr instead of
description), but the SG_LOG() functions doesn't produce any output for
me. Could you confirm it's still working for you?

Curt Olson:
I did a bit of further tweaking and it all looks good now.  The tricky thing
is that SG_LOG() always appends an endl at the end of every message.
2002-06-11 17:06:46 +00:00
curt
a4e81f4ff0 Erik Hofman:
This patch solves an unknown reference to a function which showed up
when using no-inlining.
2002-06-11 16:32:12 +00:00
curt
7d3448294b Erik Hofman:
This is an enhanced version of the options patch.
It's more robust now, and gives some helpful information if something
goes wrong. Also the naming in the options.xml file has changed to the
syntax David suggested.

Since no one objected to the patch I think it is safe to included it.
2002-06-10 23:30:23 +00:00
andy
df2b147ef5 Really simple command line airplane compiler. Basically a test program;
not integrated into the Makefile.am stuff.
2002-06-10 20:15:35 +00:00
david
a74c184cfb Separate the model geodetic position and orientation into a separate
class, FGModelPlacement, while FG3DModel retains control of animation.
This way, we can have a single, top-level placement, but multiple
layers of nested models underneath.  To include a nested model, use
something like this in the XML wrapper:

  <model>
   <path>Models/Stuff/my-component.xml</path>
   <offsets>
    <roll-offset-deg>45</roll-offset-deg>
   </offsets>
  </model>
2002-06-10 13:20:26 +00:00
andy
0cabedaa4f Use the density values from the environment subsystem, to properly handle
density variations due to humidity.
2002-06-10 08:47:29 +00:00
david
f12ba10c47 Modified --wind=DIR@SPEED option to allow both DIR and SPEED to
contain colon-separated ranges.  For examples, winds from 180 degrees
10 knots gusting 15 knots would be

  --wind=180@10:15

Winds variable from 180-220 degrees 5 knots would be

  --wind=180:220@5

FGEnvironment does not yet support variable-direction winds, so
nothing will yet happen in the second case.
2002-06-09 21:28:17 +00:00
david
08848a284b Separated some functionality out into reusable classes, and built a
simplistic, text-field oriented interface for major property groups.

The JAR is now executable, so the program can be launched with

  java -jar fgfsclient.jar <host> <port>
2002-06-09 15:39:44 +00:00
david
2821153720 Ignore class directory. 2002-06-08 15:55:48 +00:00
david
8777663fc0 Initial draft of a Java client library for FlightGear. 2002-06-08 15:54:56 +00:00
david
8703eb5d1a Ignore generated Makefiles. 2002-06-08 15:01:46 +00:00
tony
9299767541 Oops. Previous versions caused compile errors 2002-06-08 03:20:37 +00:00
tony
0975a42f49 The external atmosphere fix. Really this time. 2002-06-08 03:15:05 +00:00
tony
00dcf9f507 JSBSim updates, including external atmosphere fix 2002-06-08 03:14:03 +00:00
curt
0ba0a278b9 Patch from Norman to do the code/base version comparison check a little
more sensibly (and print the correct error message.)
2002-06-07 23:26:07 +00:00
curt
8b711a5782 James Turner:
Modifications to support querying navaid database by station ID (not just
frequency.)  Some corresponding changes to testnavs.cxx to test new
functionality.
2002-06-07 21:03:27 +00:00
david
bc179de4bd Patch from Jim Wilson:
This is a small patch that makes the autopilot work much better with big heavy
airliners as well as the small Cessnas.  Of course this doesn't address the
way autopilots should be modeled.

But by making a couple changes the "George" is now capable of landing either a
C172 or a 747 very close to the center line of the runway with a moderate
cross breeze (15-20kt).

The changes:
- Added turn configurability so that things like Max Aileron and Roll can be
configured per aircraft.
- Enhanced localizer routine (NAV mode) to begin lining up the aircraft as soon
as the cone is entered.  The former model is adopted for the last 5km of the
approach in order to ensure greater precision (makes a very slight difference).

[float cast added by David Megginson to keep G++ 3.0 happy]
2002-06-07 20:16:54 +00:00
david
88e93dc767 Patch from Jim Wilson:
This is a small patch that makes the autopilot work much better with big heavy
airliners as well as the small Cessnas.  Of course this doesn't address the
way autopilots should be modeled.

But by making a couple changes the "George" is now capable of landing either a
C172 or a 747 very close to the center line of the runway with a moderate
cross breeze (15-20kt).

The changes:
- Added turn configurability so that things like Max Aileron and Roll can be
configured per aircraft.
- Enhanced localizer routine (NAV mode) to begin lining up the aircraft as soon
as the cone is entered.  The former model is adopted for the last 5km of the
approach in order to ensure greater precision (makes a very slight difference).

[float cast added by David Megginson to keep G++ 3.0 happy]
2002-06-07 19:52:00 +00:00
david
e6f9caa41b Patch from Melchior Franz:
FGViewer::updateFromModelLocation does otherwise complain several
times about non-initialized values
2002-06-07 19:43:40 +00:00
david
d982efc4c4 Fix two problems:
1. Typo where /environment/density-inhg instead of
   /environment/density-slugft3 was flagged as archivable.

2. Density should no longer be archivable anyway, since it is
   calculated internally and not directly settable by the user.
2002-06-07 14:23:09 +00:00
david
a08d92e142 Correct temperature value passed to FDM. 2002-06-07 00:15:21 +00:00
david
56642901b5 Air density is now calculated automatically from air pressure,
temperature, and dewpoint.  The /environment/density-sea-level-slugft3
property has been removed, and the /environment/density-slugft3
property is read-only.
2002-06-06 00:21:23 +00:00
david
4acb59a020 Renamed property /steam/vertical-speed-fpm to /steam/vertical-speed-fps. 2002-06-05 22:39:00 +00:00
david
2df334378f Use factors instead of offset in atmosphere model. The troposphere is
hard-coded for 38,000ft.
2002-06-05 22:30:07 +00:00
david
34e2e52158 Patch from Georg Kaiser. 2002-06-05 21:43:44 +00:00
curt
b885e3ff87 Tweak paths. 2002-06-05 21:05:41 +00:00
curt
ef475aa007 Initial revision of a script to facilitate debugging with valgrind. 2002-06-05 19:58:07 +00:00
david
890c26a9ee Move initial setup of cloud layers to Main/main.cxx to ensure that
they are done only once, and ensure that all properties are untied in
unbind().
2002-06-05 17:45:42 +00:00
david
5bec60a602 Set up cloud layers when thesky is allocated, to ensure that they are
created only once.
2002-06-05 17:44:39 +00:00
david
0387b3a4ec Replace cout statement with SG_LOG. 2002-06-05 17:44:09 +00:00
david
384c3c254a Initialize default SLP to 29.92inHG. 2002-06-05 14:44:30 +00:00
curt
e2e640ef46 Set control surface positions when using an external network fdm.
Fetch all pending remote fdm network packets so there is not chance of
  getting behind.
Add support for driving control panel lights.
Working on better modeling KX 155 tuning behavior.
2002-06-05 05:22:42 +00:00
curt
63eb4d8668 Erik Hofman:
* Small updates and fixes
* Add random as an internal ( <intenral>random</internal> is now possible)
2002-06-04 16:27:20 +00:00
andy
2852f27bdc Uninitialized data problem. As it turns out, this never bit us because
the _chord member is only used uninitialized in circumstances where the
result is thrown away.  Still, bad practice.  Found with valgrind.
2002-06-04 07:23:34 +00:00
curt
11766afb6c Added flap_deflection so that remote fdm can pass back actual flap deflection
in order to drive the flap sound effects and animation.
2002-06-03 23:35:43 +00:00
andy
04e083083d Need to call recalc() on the RigidBody during solution, or else it
won't apply the right gross weight due to fuel differences.

When solving for zero force, do so in the global frame, not the
aircraft's.  In principle, this shouldn't matter (zero is zero in all
frames), but in practice this should help to avoid oscillations.
Calculating lift as force perpendicular to the ground (and not the
wing plane) is clearly the Right Thing, anyway.

Also added support for a /yasim/gross-weight-lbs property, which
should be generically useful.
2002-06-01 19:59:38 +00:00
andy
713920356b Property name typo. This resulted in all temperatures being 273K,
which is far too warm at altitude.  Thus, air density (and aircraft
performance) was too low for a given altitude.
2002-05-30 18:54:08 +00:00