1FGFS(1)                           FlightGear                           FGFS(1)
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NAME

6       fgfs - FlightGear Flight Simulator
7

SYNOPSIS

9       fgfs [ option ] ...
10

DESCRIPTION

12       FlightGear  is  a  free, open-source, multi-platform, and sophisticated
13       flight simulator framework for the development and pursuit of interest‐
14       ing flight simulator ideas.
15

OPTIONS

17       --adf=[rotation:]frequency
18              Specify the initial ADF radio frequency.  Optionally may be pre‐
19              ceded by a card rotation.
20
21       --aero=name
22              Specify aerodynamics model to load.
23
24       --aircraft=name
25              Specify aircraft to load.
26
27       --aircraft-dir=path
28              Specify the aircraft model directory relative to the path of the
29              executable.  This is used for UIUC aircraft only.
30
31       --airport-id=id
32              Specify starting postion by airport ID.
33
34       --altitude=value
35              Specify  starting altitude (in feet unless --units-meters speci‐
36              fied).
37
38       --atc610x
39              Enable atc610x interface.
40
41       --atlas=medium,direction,hz,options,...
42              Open an IO connection using the Atlas protocol.
43
44       --bpp=depth
45              Specify the bits per pixel for the renderer.
46
47       --browser-app=path
48              Specify location of your web browser.
49
50       --callsign=value
51              Specify a unique name for multiplayer play.
52
53       --ceiling=value[:thickness]
54              Create an overcast ceiling (feet above sea level).  May  option‐
55              ally specify a thickness (feet) which defaults to 2000.
56
57       --com1=frequency
58              Set the initial COM1 radio frequency.
59
60       --com2=frequency
61              Set the initial COM2 radio frequency.
62
63       --config=path
64              Load  additional  properties  from  path.  Multiple instances of
65              this option are recognized.
66
67       --control=mode
68              Primary control mode (joystick, keyboard, mouse).
69
70       --dme={nav1|nav2|frequency}
71              Specify the NAV radio from which to slave the  ADF  or  set  its
72              internal frequency.
73
74       --disable-anti-alias-hud
75              Disable anti-aliased HUD.
76
77       --disable-auto-coordination
78              Disable auto coordination between aileron and rudder.
79
80       --disable-clock-freeze
81              Disable clock freezing so that time advances normally.
82
83       --disable-clouds
84              Disable cloud rendering.
85
86       --disable-distance-attenuation
87              Disable runway light distance attenuation.
88
89       --disable-enhanced-lighting
90              Disable enhanced runway lighting.
91
92       --disable-freeze
93              Start out in a running state.
94
95       --disable-fuel-freeze
96              Disable fuel freeze (enabling fuel consumption).
97
98       --disable-fullscreen
99              Disable fullscreen mode.
100
101       --disable-game-mode
102              Disable fullscreen game mode.
103
104       --disable-horizon-effect
105              Disable celestial body growth illusion near the horizon..
106
107       --disable-hud
108              Disable 2D HUD.
109
110       --disable-hud-3d
111              Disable 3D HUD.
112
113       --disable-intro-music
114              Disable introduction music.
115
116       --disable-mouse-pointer
117              Disable extra mouse pointer.
118
119       --disable-network-olk
120              Disable Multi-pilot mode.
121
122       --disable-panel
123              Disable instrument panel.
124
125       --disable-random-objects
126              Disable random scenery objects (buildings, trees, etc).
127
128       --disable-skyblend
129              Disable sky blending.
130
131       --disable-sound
132              Disable sound effects.
133
134       --disable-specular-highlight
135              Disable specular reflections on textured objects.
136
137       --disable-splash-screen
138              Disable splash screen.
139
140       --disable-textures
141              Disable textures.
142
143       --disable-wireframe
144              Disable wireframe drawing mode.
145
146       --enable-anti-alias-hud
147              Enable anti-aliased HUD.
148
149       --enable-auto-coordination
150              Enable auto coordination between aileron and rudder.
151
152       --enable-clock-freeze
153              Enable clock freezing so that time does not advance.
154
155       --enable-clouds
156              Enable cloud rendering.
157
158       --enable-distance-attenuation
159              Enable runway light distance attenuation.
160
161       --enable-enhanced-lighting
162              Enable enhanced runway lighting.
163
164       --enable-freeze
165              Start out in a frozen state.
166
167       --enable-fuel-freeze
168              Enable fuel freeze (disabling fuel consumption).
169
170       --enable-fullscreen
171              Enable fullscreen mode.
172
173       --enable-game-mode
174              Enable fullscreen game mode.
175
176       --enable-horizon-effect
177              Enable celestial body growth illusion near the horizon.
178
179       --enable-hud
180              Enable 2D HUD.
181
182       --enable-hud-3d
183              Enable 3D HUD.
184
185       --enable-intro-music
186              Enable introduction music.
187
188       --enable-mouse-pointer
189              Enable  extra mouse pointer (i.e. for full screen voodoo/voodoo-
190              II based cards.)
191
192       --enable-network-olk
193              Enable Multi-pilot mode.
194
195       --enable-panel
196              Enable instrument panel.
197
198       --enable-random-objects
199              Enable random scenery objects (buildings, trees, etc).
200
201       --enable-skyblend
202              Enable sky blending.
203
204       --enable-sound
205              Enable sound effects.
206
207       --enable-specular-highlight
208              Enable specular reflections on textured objects.
209
210       --enable-splash-screen
211              Enable splash screen.
212
213       --enable-textures
214              Enable textures.
215
216       --enable-wireframe
217              Enable wireframe drawing mode.
218
219       --failure=system
220              Fail a system on the aircraft.  System  may  be  one  of  pitot,
221              static, vacuum, or electrical.  Multiple instances allowed.
222
223       --fdm=name
224              Specify  the  flight  dynamics model to use.  Name may be one of
225              jsb, larcsim, yasim, magic, balloon, ada, external, or null.
226
227       --fg-root=path
228              Specify the root path for data files.
229
230       --fg-scenery=path
231              Specify the base path for scenery data.
232
233       --fix=ID
234              Specify starting position relative to a fix.
235
236       --flight-plan=file
237              Read all waypoints from the specified file.
238
239       --fog-disable
240              Disable fog rendering.
241
242       --fog-fastest
243              Enable fastest fog rendering.
244
245       --fog-nicest
246              Enable nicest fog rendering.
247
248       --fov=degrees
249              Specify initial field of view angle (degrees).
250
251       --garmin=medium,direction,hz,options,...
252              Open an IO connection using the Garmin GPS protocol.
253
254       --generic=params
255              Open connection using the serial port protocol.   See  README.IO
256              for details.
257
258       --geometry=WxH
259              Specify window geometry (ie. 640x480, 800x600, etc).
260
261       --heading=degrees
262              Specify heading or yaw angle (degrees).
263
264       --help, -h
265              Show  a brief help message.  Use --verbose,-v for a full listing
266              of options.
267
268       --httpd=port
269              Start an HTTP server on the specified port.
270
271       --hud-culled
272              HUD displays percentage of triangles culled.
273
274       --hud-tris
275              HUD displays number of triangles rendered.
276
277       --in-air
278              Start up in the air.  This is implied when specifying an initial
279              altitude above ground level.
280
281       --joyclient=medium,direction,hz,options,...
282              Open an IO connection to an Agwagon joystick.
283
284       --jpg-httpd=port
285              Start a screen shot HTTP server on the specified port.
286
287       --lat=degrees
288              Specify starting latitude (degrees).
289
290       --log-level=value
291              Set log level for this session (1..5 where 1=verbose, 5=quiet).
292
293       --lon=degrees
294              Specify starting longitude (degrees).
295
296       --mach=value
297              Specify initial mach number.
298
299       --model-hz=n
300              Run the FDM at this rate (iterations per second).
301
302       --multiplay=direction,hz,address,port
303              Specify  multiplayer communication settings.  Multiple instances
304              allowed.
305
306       --native-ctrls=medium,direction,hz,options,...
307              Open an IO connection using the FlightGear Native Controls  pro‐
308              tocol.
309
310       --native-fdm=medium,direction,hz,options,...
311              Open an IO connection using the FlightGear Native FDM protocol.
312
313       --native=medium,direction,hz,options,...
314              Open an IO connection using the FlightGear Native protocol.
315
316       --nav1=[radial:]frequency
317              Specify  the  initial  NAV1  radio frequency.  Optionally may be
318              preceded by a radial value.
319
320       --nav2=[radial:]frequency
321              Specify the initial NAV2 radio  frequency.   Optionally  may  be
322              preceded by a radial value.
323
324       --ndb=ID
325              Specify starting position relative to an NDB.
326
327       --net-hud
328              Enable network information in the HUD.
329
330       --net-id=name
331              Specify your callsign.
332
333       --nmea=medium,direction,hz,options,...
334              Open an IO connection using the NMEA protocol.
335
336       --notrim
337              Do  not  attempt  to trim the model when initializing the JSBSim
338              FDM.
339
340       --offset-azimuth=degrees
341              specify heading to threshhold (degrees).
342
343       --offset-distance=nm
344              Specify distance to threshhold (nautical miles).
345
346       --on-ground
347              Start up at ground level.
348
349       --opengc=medium,direction,hz,options,...
350              Open an IO connect to an OpenGC host.
351
352       --pitch=degrees
353              Specify pitch angle (degrees).
354
355       --props=medium,direction,hz,options,...
356              Specify an IO device in which to provide an interactive property
357              manager.
358
359       --prop:name=value
360              set property <name> to <value>.
361
362       --pve=medium,direction,hz,options,...
363              Open  an  IO  connection using the PVE (Provision Entertainment)
364              protocol.
365
366       --random-wind
367              Randomize initial wind parameters.  See also: --wind.
368
369       --ray=medium,direction,hz,options,...
370              Open an IO connection to a "RayWoodworth" motion chair.
371
372       --roll=degrees
373              Specify roll angle (degrees).
374
375       --rul=medium,direction,hz,options,...
376              Open an IO connection using the RUL protocol.
377
378       --shading-flat
379              Enable flat shading.
380
381       --shading-smooth
382              Enable smooth shading.
383
384       --show-aircraft
385              Show a listing of all available aircraft.
386
387       --speed=n
388              Run the FDM "n" times faster than real-time.
389
390       --start-date-gmt=yyyy:mm:dd:hh:mm:ss
391              Specify a starting date/time with respect to GMT (Greenwich Mean
392              Time).
393
394       --start-date-lat=yyyy:mm:dd:hh:mm:ss
395              Specify  a  starting  date/time  with  respect to Local Aircraft
396              Time.
397
398       --start-date-sys=yyyy:mm:dd:hh:mm:ss
399              Specify a starting date/time with respect to your  local  system
400              time.
401
402       --telnet=port
403              Start  a  telnet interface to the property manager on the speci‐
404              fied port.
405
406       --timeofday=value
407              Specify a time of day.  Value may be one of dawn, dusk, noon, or
408              midnight.
409
410       --time-match-local
411              Synchronize time with local real-world time.
412
413       --time-match-real
414              Synchronize time with the real-world time.
415
416       --time-offset=[+-]hh:mm:ss
417              Specify a time offset with respect to the current time.
418
419       --trace-read=property
420              Trace the reads for a property.  Multiple instances allowed.
421
422       --trace-write=property
423              Trace the writes for a property.  Multiple instances allowed.
424
425       --turbulence=value
426              Specify turbulence from 0.0 (calm) to 1.0 (severe).
427
428       --uBody=value
429              Specify  velocity  along the body X axis (feet per second unless
430              --units-meters specified).
431
432       --units-feet
433              Use feet instead of meters.  Affects other options  as  well  as
434              the values displayed by the HUD.
435
436       --units-meters
437              Use  meters  instead  of feet.  Affects other options as well as
438              the values displayed by the HUD.
439
440       --vBody=value
441              Specify velocity along the body Y axis (feet per  second  unless
442              --units-meters specified).
443
444       --vc=knots
445              Specify initial airspeed (knots).
446
447       --view-offset=value
448              Specify  the  default  forward  view direction as an offset from
449              straight ahead.  Allowable values are LEFT, RIGHT, CENTER, or  a
450              specific number of degrees.
451
452       --verbose, -v
453              Show verbose help message.
454
455       --visibility-miles=value
456              Specify initial visibility (miles).
457
458       --visibility=value
459              Specify initial visibility (meters).
460
461       --vor=ID
462              Specify starting position relative to a VOR.
463
464       --wBody=value
465              Specify  velocity  along the body Z axis (feet per second unless
466              --units-meters specified).
467
468       --wind=DIR@SPEED
469              Specify wind coming from DIR (degrees) at SPEED (knots).  Values
470              may  be  specified  as  a  range by using a colon separator; for
471              example, 180:220@10:15.
472
473       --wp=ID[@alt]
474              Specify a waypoint for the GC autopilot.  Multiple instances  of
475              this option are recognized in build a route.
476

ENVIRONMENT

478       $FG_ROOT
479              Path used to locate data files.
480

FILES

482       ~/.fgfsrc
483              Per user configuration file.
484
485       $FG_ROOT/system.fgfsrc
486              System-wide configuration file in command line format.
487
488       $FG_ROOT/preferences.xml
489              System-wide configuration file in XML format.
490
491       $FG_ROOT/keyboard.xml
492              Keyboard bindings.
493
494       $FG_ROOT/Input/Joysticks/
495              Joystick bindings.
496
497       $FG_ROOT/mice.xml
498              Mouse bindings.
499

BUGS

501       Send bug reports to <flightgear-devel@flightgear.org>.
502

SEE ALSO

504       fgjs(1)
505

AUTHORS

507       Curt L. Olson, et al.  See Thanks file for a list of contributors.
508
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5110.9.10                           October 2003                          FGFS(1)
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