NAME
fgfs - FlightGear Flight Simulator
SYNOPSIS
fgfs [ option ] ...
DESCRIPTION
FlightGear is a free, open-source, multi-platform, and sophisticated
flight simulator framework for the development and pursuit of
interesting flight simulator ideas.
OPTIONS
--adf=[rotation:]frequency
Specify the initial ADF radio frequency. Optionally may be
preceded by a card rotation.
--aero=name
Specify aerodynamics model to load.
--aircraft=name
Specify aircraft to load.
--aircraft-dir=path
Specify the aircraft model directory relative to the path of the
executable. This is used for UIUC aircraft only.
--airport-id=id
Specify starting postion by airport ID.
--altitude=value
Specify starting altitude (in feet unless --units-meters
specified).
--atc610x
Enable atc610x interface.
--atlas=medium,direction,hz,options,...
Open an IO connection using the Atlas protocol.
--bpp=depth
Specify the bits per pixel for the renderer.
--browser-app=path
Specify location of your web browser.
--callsign=value
Specify a unique name for multiplayer play.
--ceiling=value[:thickness]
Create an overcast ceiling (feet above sea level). May
optionally specify a thickness (feet) which defaults to 2000.
--com1=frequency
Set the initial COM1 radio frequency.
--com2=frequency
Set the initial COM2 radio frequency.
--config=path
Load additional properties from path. Multiple instances of
this option are recognized.
--control=mode
Primary control mode (joystick, keyboard, mouse).
--dme={nav1|nav2|frequency}
Specify the NAV radio from which to slave the ADF or set its
internal frequency.
--disable-anti-alias-hud
Disable anti-aliased HUD.
--disable-auto-coordination
Disable auto coordination between aileron and rudder.
--disable-clock-freeze
Disable clock freezing so that time advances normally.
--disable-clouds
Disable cloud rendering.
--disable-distance-attenuation
Disable runway light distance attenuation.
--disable-enhanced-lighting
Disable enhanced runway lighting.
--disable-freeze
Start out in a running state.
--disable-fuel-freeze
Disable fuel freeze (enabling fuel consumption).
--disable-fullscreen
Disable fullscreen mode.
--disable-game-mode
Disable fullscreen game mode.
--disable-horizon-effect
Disable celestial body growth illusion near the horizon..
--disable-hud
Disable 2D HUD.
--disable-hud-3d
Disable 3D HUD.
--disable-intro-music
Disable introduction music.
--disable-mouse-pointer
Disable extra mouse pointer.
--disable-network-olk
Disable Multi-pilot mode.
--disable-panel
Disable instrument panel.
--disable-random-objects
Disable random scenery objects (buildings, trees, etc).
--disable-skyblend
Disable sky blending.
--disable-sound
Disable sound effects.
--disable-specular-highlight
Disable specular reflections on textured objects.
--disable-splash-screen
Disable splash screen.
--disable-textures
Disable textures.
--disable-wireframe
Disable wireframe drawing mode.
--enable-anti-alias-hud
Enable anti-aliased HUD.
--enable-auto-coordination
Enable auto coordination between aileron and rudder.
--enable-clock-freeze
Enable clock freezing so that time does not advance.
--enable-clouds
Enable cloud rendering.
--enable-distance-attenuation
Enable runway light distance attenuation.
--enable-enhanced-lighting
Enable enhanced runway lighting.
--enable-freeze
Start out in a frozen state.
--enable-fuel-freeze
Enable fuel freeze (disabling fuel consumption).
--enable-fullscreen
Enable fullscreen mode.
--enable-game-mode
Enable fullscreen game mode.
--enable-horizon-effect
Enable celestial body growth illusion near the horizon.
--enable-hud
Enable 2D HUD.
--enable-hud-3d
Enable 3D HUD.
--enable-intro-music
Enable introduction music.
--enable-mouse-pointer
Enable extra mouse pointer (i.e. for full screen voodoo/voodoo-
II based cards.)
--enable-network-olk
Enable Multi-pilot mode.
--enable-panel
Enable instrument panel.
--enable-random-objects
Enable random scenery objects (buildings, trees, etc).
--enable-skyblend
Enable sky blending.
--enable-sound
Enable sound effects.
--enable-specular-highlight
Enable specular reflections on textured objects.
--enable-splash-screen
Enable splash screen.
--enable-textures
Enable textures.
--enable-wireframe
Enable wireframe drawing mode.
--failure=system
Fail a system on the aircraft. System may be one of pitot,
static, vacuum, or electrical. Multiple instances allowed.
--fdm=name
Specify the flight dynamics model to use. Name may be one of
jsb, larcsim, yasim, magic, balloon, ada, external, or null.
--fg-root=path
Specify the root path for data files.
--fg-scenery=path
Specify the base path for scenery data.
--fix=ID
Specify starting position relative to a fix.
--flight-plan=file
Read all waypoints from the specified file.
--fog-disable
Disable fog rendering.
--fog-fastest
Enable fastest fog rendering.
--fog-nicest
Enable nicest fog rendering.
--fov=degrees
Specify initial field of view angle (degrees).
--garmin=medium,direction,hz,options,...
Open an IO connection using the Garmin GPS protocol.
--generic=params
Open connection using the serial port protocol. See README.IO
for details.
--geometry=WxH
Specify window geometry (ie. 640x480, 800x600, etc).
--heading=degrees
Specify heading or yaw angle (degrees).
--help, -h
Show a brief help message. Use --verbose,-v for a full listing
of options.
--httpd=port
Start an HTTP server on the specified port.
--hud-culled
HUD displays percentage of triangles culled.
--hud-tris
HUD displays number of triangles rendered.
--in-air
Start up in the air. This is implied when specifying an initial
altitude above ground level.
--joyclient=medium,direction,hz,options,...
Open an IO connection to an Agwagon joystick.
--jpg-httpd=port
Start a screen shot HTTP server on the specified port.
--lat=degrees
Specify starting latitude (degrees).
--log-level=value
Set log level for this session (1..5 where 1=verbose, 5=quiet).
--lon=degrees
Specify starting longitude (degrees).
--mach=value
Specify initial mach number.
--model-hz=n
Run the FDM at this rate (iterations per second).
--multiplay=direction,hz,address,port
Specify multiplayer communication settings. Multiple instances
allowed.
--native-ctrls=medium,direction,hz,options,...
Open an IO connection using the FlightGear Native Controls
protocol.
--native-fdm=medium,direction,hz,options,...
Open an IO connection using the FlightGear Native FDM protocol.
--native=medium,direction,hz,options,...
Open an IO connection using the FlightGear Native protocol.
--nav1=[radial:]frequency
Specify the initial NAV1 radio frequency. Optionally may be
preceded by a radial value.
--nav2=[radial:]frequency
Specify the initial NAV2 radio frequency. Optionally may be
preceded by a radial value.
--ndb=ID
Specify starting position relative to an NDB.
--net-hud
Enable network information in the HUD.
--net-id=name
Specify your callsign.
--nmea=medium,direction,hz,options,...
Open an IO connection using the NMEA protocol.
--notrim
Do not attempt to trim the model when initializing the JSBSim
FDM.
--offset-azimuth=degrees
specify heading to threshhold (degrees).
--offset-distance=nm
Specify distance to threshhold (nautical miles).
--on-ground
Start up at ground level.
--opengc=medium,direction,hz,options,...
Open an IO connect to an OpenGC host.
--pitch=degrees
Specify pitch angle (degrees).
--props=medium,direction,hz,options,...
Specify an IO device in which to provide an interactive property
manager.
--prop:name=value
set property <name> to <value>.
--pve=medium,direction,hz,options,...
Open an IO connection using the PVE (Provision Entertainment)
protocol.
--random-wind
Randomize initial wind parameters. See also: --wind.
--ray=medium,direction,hz,options,...
Open an IO connection to a "RayWoodworth" motion chair.
--roll=degrees
Specify roll angle (degrees).
--rul=medium,direction,hz,options,...
Open an IO connection using the RUL protocol.
--shading-flat
Enable flat shading.
--shading-smooth
Enable smooth shading.
--show-aircraft
Show a listing of all available aircraft.
--speed=n
Run the FDM "n" times faster than real-time.
--start-date-gmt=yyyy:mm:dd:hh:mm:ss
Specify a starting date/time with respect to GMT (Greenwich Mean
Time).
--start-date-lat=yyyy:mm:dd:hh:mm:ss
Specify a starting date/time with respect to Local Aircraft
Time.
--start-date-sys=yyyy:mm:dd:hh:mm:ss
Specify a starting date/time with respect to your local system
time.
--telnet=port
Start a telnet interface to the property manager on the
specified port.
--timeofday=value
Specify a time of day. Value may be one of dawn, dusk, noon, or
midnight.
--time-match-local
Synchronize time with local real-world time.
--time-match-real
Synchronize time with the real-world time.
--time-offset=[+-]hh:mm:ss
Specify a time offset with respect to the current time.
--trace-read=property
Trace the reads for a property. Multiple instances allowed.
--trace-write=property
Trace the writes for a property. Multiple instances allowed.
--turbulence=value
Specify turbulence from 0.0 (calm) to 1.0 (severe).
--uBody=value
Specify velocity along the body X axis (feet per second unless
--units-meters specified).
--units-feet
Use feet instead of meters. Affects other options as well as
the values displayed by the HUD.
--units-meters
Use meters instead of feet. Affects other options as well as
the values displayed by the HUD.
--vBody=value
Specify velocity along the body Y axis (feet per second unless
--units-meters specified).
--vc=knots
Specify initial airspeed (knots).
--view-offset=value
Specify the default forward view direction as an offset from
straight ahead. Allowable values are LEFT, RIGHT, CENTER, or a
specific number of degrees.
--verbose, -v
Show verbose help message.
--visibility-miles=value
Specify initial visibility (miles).
--visibility=value
Specify initial visibility (meters).
--vor=ID
Specify starting position relative to a VOR.
--wBody=value
Specify velocity along the body Z axis (feet per second unless
--units-meters specified).
--wind=DIR@SPEED
Specify wind coming from DIR (degrees) at SPEED (knots). Values
may be specified as a range by using a colon separator; for
example, 180:220@10:15.
--wp=ID[@alt]
Specify a waypoint for the GC autopilot. Multiple instances of
this option are recognized in build a route.
ENVIRONMENT
$FG_ROOT
Path used to locate data files.
FILES
~/.fgfsrc
Per user configuration file.
$FG_ROOT/system.fgfsrc
System-wide configuration file in command line format.
$FG_ROOT/preferences.xml
System-wide configuration file in XML format.
$FG_ROOT/keyboard.xml
Keyboard bindings.
$FG_ROOT/Input/Joysticks/
Joystick bindings.
$FG_ROOT/mice.xml
Mouse bindings.
BUGS
Send bug reports to <flightgear-devel@lists.sourceforge.net>.
SEE ALSO
fgjs(1)
AUTHORS
Curt L. Olson, et al. See Thanks file for a list of contributors.