General Options:
--help -h: print usage
--fg-root=path: specify the root path for all the data filesled ...
--disable-game-mode: disable full-screen game mode
--enable-game-mode: enable full-screen game mode
--disable-splash-screen: disable splash screen
--enable-splash-screen: enable splash screen
--disable-intro-music: disable introduction music
--enable-intro-music: enable introduction music
--disable-mouse-pointer: disable extra mouse pointer
--enable-mouse-pointer: enable extra mouse pointer (i.e. for
full screen voodoo/voodoo-II based cards.)
--disable-pause: start out in an active state
--enable-pause: start out in a paused state
--control=mode: primary control mode (joystick, keyboard, mouse)
Features:
--disable-hud: disable heads up display
--enable-hud: enable heads up display
--disable-panel: disable instrument panel
--enable-panel: enable instrumetn panel
--disable-sound: disable sound effects
--enable-sound: enable sound effects
Aircraft model directory
--aircraft-dir= path is relative to the path of the executable
Flight Model:
--fdm=abcd: one of slew, jsb, larcsim, or external
--model-hz=n: run the FDM this rate (iterations per second)
--speed=n: run the FDM this much faster than real time
Initial Position and Orientation:
--airport-id=ABCD: specify starting postion by airport id
--lon=degrees: starting longitude in degrees (west = -)
--lat=degrees: starting latitude in degrees (south = -)
--altitude=feet: starting altitude in feet
(unless --units-meters specified
--heading=degrees: heading (yaw) angle in degress (Psi)
--roll=degrees: roll angle in degrees (Phi)
--pitch=degrees: pitch angle in degrees (Theta)
--uBody=feet per second: velocity along the body X axis
--vBody=feet per second: velocity along the body Y axis
--wBody=feet per second: velocity along the body Z axis
(unless --units-meters specified
Rendering Options:
--fog-disable: disable fog/haze
--fog-fastest: enable fastest fog/haze
--fog-nicest: enable nicest fog/haze
--enable-clouds: enable demo cloud layer
--disable-clouds: disable demo cloud layer
--clouds-asl=xxx: specify altitude of cloud layer above sea level
--fov=xx.x: specify initial field of view angle in degrees
--disable-fullscreen: disable fullscreen mode
--enable-fullscreen: enable fullscreen mode
--shading-flat: enable flat shading
--shading-smooth: enable smooth shading
--disable-skyblend: disable sky blending
--enable-skyblend: enable sky blending
--disable-textures: disable textures
--enable-textures: enable textures
--disable-wireframe: disable wireframe drawing mode
--enable-wireframe: enable wireframe drawing mode
--geometry=WWWxHHH: window geometry: 640x480, 800x600, etc.
Scenery Options:
--tile-radius=n: specify tile radius, must be 1 - 4
Hud Options:
--units-feet: Hud displays units in feet
--units-meters: Hud displays units in meters
--hud-tris: Hud displays number of triangles rendered
--hud-culled: Hud displays percentage of triangles culled
Time Options:
--time-offset=[+-]hh:mm:ss: add this time offset
--time-match-real: Synchronize real-world and FlightGear
time. Can be used in combination with --time-offset.
--time-match-local:Synchronize local real-world and
FlightGear time
--start-date-sys=yyyy:mm:dd:hh:mm:ss: specify a starting
date/time. Uses your system time
--start-date-gmt=yyyy:mm:dd:hh:mm:ss: specify a starting
date/time. Uses Greenwich Mean Time
--start-date-lat=yyyy:mm:dd:hh:mm:ss: specify a starting
date/time. Uses Local Aircraft Time
Network Options:
--net-hud: Hud displays network info
--net-id=name: specify your own callsign