1 // options.cxx -- class to handle command line options
3 // Written by Curtis Olson, started April 1998.
5 // Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #if defined(FX) && defined(XMESA)
29 bool global_fullscreen = true;
32 #include <simgear/compiler.h>
34 #include <math.h> // rint()
36 #include <stdlib.h> // atof(), atoi()
41 #include <simgear/constants.h>
42 #include <simgear/debug/logstream.hxx>
43 #include <simgear/misc/fgstream.hxx>
44 #include <simgear/misc/props.hxx>
45 #include <simgear/timing/sg_time.hxx>
47 #include <Include/general.hxx>
48 #include <Cockpit/cockpit.hxx>
49 #include <FDM/flight.hxx>
50 #include <FDM/UIUCModel/uiuc_aircraftdir.h>
52 # include <NetworkOLK/network.h>
55 #include "globals.hxx"
56 #include "options.hxx"
60 FG_USING_NAMESPACE(std);
63 extern void fgReshape( int width, int height );
66 atof( const string& str )
70 // -dw- if ::atof is called, then we get an infinite loop
71 return std::atof( str.c_str() );
73 return ::atof( str.c_str() );
78 atoi( const string& str )
81 // -dw- if ::atoi is called, then we get an infinite loop
82 return std::atoi( str.c_str() );
84 return ::atoi( str.c_str() );
89 // Defined the shared options class here
90 fgOPTIONS current_options;
94 fgOPTIONS::fgOPTIONS() :
95 // starting longitude in degrees (west = -)
96 // starting latitude in degrees (south = -)
98 // Default initial position is Globe, AZ (P13)
102 // North of the city of Globe
106 // North of the city of Globe
110 // Near where I used to live in Globe, AZ
114 // 10125 Jewell St. NE
118 // Near KHSP (Hot Springs, VA)
119 // lon(-79.8338964 + 0.01),
120 // lat( 37.9514564 + 0.008),
122 // (SEZ) SEDONA airport
123 // lon(-111.7884614 + 0.01),
124 // lat( 34.8486289 - 0.015),
126 // Jim Brennon's Kingmont Observatory
127 // lon(-121.1131667),
130 // Huaras, Peru (S09d 31.871' W077d 31.498')
134 // Eclipse Watching w73.5 n10 (approx) 18:00 UT
139 // lon(-90.1953055556),
140 // lat( 45.4511388889),
142 // starting altitude in meters (this will be reset to ground level
143 // if it is lower than the terrain
146 // Initial Orientation
147 heading(270.0), // heading (yaw) angle in degress (Psi)
148 roll(0.0), // roll angle in degrees (Phi)
149 pitch(0.424), // pitch angle in degrees (Theta)
151 // Initialize current options velocities to 0.0
152 uBody(0.0), vBody(0.0), wBody(0.0), vkcas(0.0), mach(0.0),
160 control_mode(FG_JOYSTICK),
161 auto_coordination(FG_AUTO_COORD_NOT_SPECIFIED),
169 // Flight Model options
170 flight_model( FGInterface::FG_LARCSIM ),
172 model_hz( NEW_DEFAULT_MODEL_HZ ),
177 fog(FG_FOG_NICEST), // nicest
179 clouds_asl(5000*FEET_TO_METER),
189 view_mode(FG_VIEW_PILOT),
195 units(FG_UNITS_FEET),
203 // set initial values/defaults
204 time_offset_type = FG_TIME_SYS_OFFSET;
205 char* envp = ::getenv( "FG_ROOT" );
207 if ( envp != NULL ) {
208 // fg_root could be anywhere, so default to environmental
209 // variable $FG_ROOT if it is set.
212 // Otherwise, default to a random compiled in location if
213 // $FG_ROOT is not set. This can still be overridden from the
214 // command line or a config file.
217 fg_root = "\\FlightGear";
218 #elif defined( MACOS )
225 airport_id = ""; // default airport id
226 net_id = "Johnney"; // default pilot's name
228 // initialize port config string list
229 channel_options_list.clear();
233 fgOPTIONS::toggle_panel() {
239 panel_status = false;
240 if ( current_panel != NULL )
241 current_panel->setVisibility(false);
244 if ( current_panel != NULL )
245 current_panel->setVisibility(true);
247 if ( panel_status ) {
250 fov *= (1.0 / 0.4232);
252 // fgReshape( xsize, ysize);
253 fgReshape( current_view.get_winWidth(), current_view.get_winHeight() );
260 fgOPTIONS::parse_time(const string& time_in) {
261 char *time_str, num[256];
262 double hours, minutes, seconds;
267 time_str = (char *)time_in.c_str();
269 // printf("parse_time(): %s\n", time_str);
272 if ( strlen(time_str) ) {
273 if ( time_str[0] == '+' ) {
276 } else if ( time_str[0] == '-' ) {
281 // printf("sign = %d\n", sign);
284 if ( strlen(time_str) ) {
286 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
287 num[i] = time_str[0];
291 if ( time_str[0] == ':' ) {
296 // printf("hours = %.2lf\n", hours);
302 if ( strlen(time_str) ) {
304 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
305 num[i] = time_str[0];
309 if ( time_str[0] == ':' ) {
314 // printf("minutes = %.2lf\n", minutes);
316 result += minutes / 60.0;
320 if ( strlen(time_str) ) {
322 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
323 num[i] = time_str[0];
329 // printf("seconds = %.2lf\n", seconds);
331 result += seconds / 3600.0;
334 return(sign * result);
338 long int fgOPTIONS::parse_date( const string& date)
341 char * date_str, num[256];
343 // initialize to zero
350 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
351 date_str = (char *)date.c_str();
353 if ( strlen(date_str) ) {
355 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
356 num[i] = date_str[0];
360 if ( date_str[0] == ':' ) {
364 gmt.tm_year = atoi(num) - 1900;
367 if ( strlen(date_str) ) {
369 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
370 num[i] = date_str[0];
374 if ( date_str[0] == ':' ) {
378 gmt.tm_mon = atoi(num) -1;
381 if ( strlen(date_str) ) {
383 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
384 num[i] = date_str[0];
388 if ( date_str[0] == ':' ) {
392 gmt.tm_mday = atoi(num);
395 if ( strlen(date_str) ) {
397 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
398 num[i] = date_str[0];
402 if ( date_str[0] == ':' ) {
406 gmt.tm_hour = atoi(num);
409 if ( strlen(date_str) ) {
411 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
412 num[i] = date_str[0];
416 if ( date_str[0] == ':' ) {
420 gmt.tm_min = atoi(num);
423 if ( strlen(date_str) ) {
425 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
426 num[i] = date_str[0];
430 if ( date_str[0] == ':' ) {
434 gmt.tm_sec = atoi(num);
436 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
437 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
438 //printf ("Date is %s\n", ctime(&theTime));
439 //printf ("in seconds that is %d\n", theTime);
445 // parse degree in the form of [+/-]hhh:mm:ss
446 void fgOPTIONS::parse_control( const string& mode ) {
447 if ( mode == "joystick" ) {
448 control_mode = FG_JOYSTICK;
449 } else if ( mode == "mouse" ) {
450 control_mode = FG_MOUSE;
452 control_mode = FG_KEYBOARD;
457 /// parse degree in the form of [+/-]hhh:mm:ss
459 fgOPTIONS::parse_degree( const string& degree_str) {
460 double result = parse_time( degree_str );
462 // printf("Degree = %.4f\n", result);
468 // parse time offset command line option
470 fgOPTIONS::parse_time_offset( const string& time_str) {
473 // printf("time offset = %s\n", time_str);
476 result = (int)rint(parse_time(time_str) * 3600.0);
478 result = (int)(parse_time(time_str) * 3600.0);
481 // printf("parse_time_offset(): %d\n", result);
487 // Parse --tile-diameter=n type option
490 fgOPTIONS::parse_tile_radius( const string& arg ) {
491 int radius = atoi( arg );
493 if ( radius < FG_RADIUS_MIN ) { radius = FG_RADIUS_MIN; }
494 if ( radius > FG_RADIUS_MAX ) { radius = FG_RADIUS_MAX; }
496 // printf("parse_tile_radius(): radius = %d\n", radius);
502 // Parse --fdm=abcdefg type option
504 fgOPTIONS::parse_fdm( const string& fm ) {
505 // cout << "fdm = " << fm << endl;
507 if ( fm == "balloon" ) {
508 return FGInterface::FG_BALLOONSIM;
509 } else if ( fm == "external" ) {
510 return FGInterface::FG_EXTERNAL;
511 } else if ( fm == "jsb" ) {
512 return FGInterface::FG_JSBSIM;
513 } else if ( (fm == "larcsim") || (fm == "LaRCsim") ) {
514 return FGInterface::FG_LARCSIM;
515 } else if ( fm == "magic" ) {
516 return FGInterface::FG_MAGICCARPET;
518 FG_LOG( FG_GENERAL, FG_ALERT, "Unknown fdm = " << fm );
522 // we'll never get here, but it makes the compiler happy.
527 // Parse --fov=x.xx type option
529 fgOPTIONS::parse_fov( const string& arg ) {
530 double fov = atof(arg);
532 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
533 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
535 // printf("parse_fov(): result = %.4f\n", fov);
541 // Parse I/O channel option
543 // Format is "--protocol=medium,direction,hz,medium_options,..."
545 // protocol = { native, nmea, garmin, fgfs, rul, pve, etc. }
546 // medium = { serial, socket, file, etc. }
547 // direction = { in, out, bi }
548 // hz = number of times to process channel per second (floating
549 // point values are ok.
551 // Serial example "--nmea=serial,dir,hz,device,baud" where
553 // device = OS device name of serial line to be open()'ed
554 // baud = {300, 1200, 2400, ..., 230400}
556 // Socket exacmple "--native=socket,dir,hz,machine,port" where
558 // machine = machine name or ip address if client (leave empty if server)
559 // port = port, leave empty to let system choose
561 // File example "--garmin=file,dir,hz,filename" where
563 // filename = file system file name
566 fgOPTIONS::parse_channel( const string& type, const string& channel_str ) {
567 // cout << "Channel string = " << channel_str << endl;
569 channel_options_list.push_back( type + "," + channel_str );
575 // Parse a single option
576 int fgOPTIONS::parse_option( const string& arg ) {
578 if ( (arg == "--help") || (arg == "-h") ) {
579 // help/usage request
580 return(FG_OPTIONS_HELP);
581 } else if ( arg == "--disable-game-mode") {
583 } else if ( arg == "--enable-game-mode" ) {
585 } else if ( arg == "--disable-splash-screen" ) {
586 splash_screen = false;
587 } else if ( arg == "--enable-splash-screen" ) {
588 splash_screen = true;
589 } else if ( arg == "--disable-intro-music" ) {
591 } else if ( arg == "--enable-intro-music" ) {
593 } else if ( arg == "--disable-mouse-pointer" ) {
595 } else if ( arg == "--enable-mouse-pointer" ) {
597 } else if ( arg == "--disable-pause" ) {
599 } else if ( arg == "--enable-pause" ) {
601 } else if ( arg == "--disable-anti-alias-hud" ) {
602 anti_alias_hud = false;
603 } else if ( arg == "--enable-anti-alias-hud" ) {
604 anti_alias_hud = true;
605 } else if ( arg.find( "--control=") != string::npos ) {
606 parse_control( arg.substr(10) );
607 } else if ( arg == "--disable-auto-coordination" ) {
608 auto_coordination = FG_AUTO_COORD_DISABLED;
609 } else if ( arg == "--enable-auto-coordination" ) {
610 auto_coordination = FG_AUTO_COORD_ENABLED;
611 } else if ( arg == "--disable-hud" ) {
613 } else if ( arg == "--enable-hud" ) {
615 } else if ( arg == "--disable-panel" ) {
616 panel_status = false;
617 if ( current_panel != NULL )
618 current_panel->setVisibility(false);
619 } else if ( arg == "--enable-panel" ) {
621 if ( current_panel != NULL )
622 current_panel->setVisibility(true);
624 } else if ( arg == "--disable-sound" ) {
626 } else if ( arg == "--enable-sound" ) {
628 } else if ( arg.find( "--airport-id=") != string::npos ) {
629 airport_id = arg.substr( 13 );
630 } else if ( arg.find( "--lon=" ) != string::npos ) {
631 lon = parse_degree( arg.substr(6) );
632 } else if ( arg.find( "--lat=" ) != string::npos ) {
633 lat = parse_degree( arg.substr(6) );
634 } else if ( arg.find( "--altitude=" ) != string::npos ) {
635 if ( units == FG_UNITS_FEET ) {
636 altitude = atof( arg.substr(11) ) * FEET_TO_METER;
638 altitude = atof( arg.substr(11) );
640 } else if ( arg.find( "--uBody=" ) != string::npos ) {
642 if ( units == FG_UNITS_FEET ) {
643 uBody = atof( arg.substr(8) );
645 uBody = atof( arg.substr(8) ) * FEET_TO_METER;
647 } else if ( arg.find( "--vBody=" ) != string::npos ) {
649 if ( units == FG_UNITS_FEET ) {
650 vBody = atof( arg.substr(8) );
652 vBody = atof( arg.substr(8) ) * FEET_TO_METER;
654 } else if ( arg.find( "--wBody=" ) != string::npos ) {
656 if ( units == FG_UNITS_FEET ) {
657 wBody = atof( arg.substr(8) );
659 wBody = atof( arg.substr(8) ) * FEET_TO_METER;
661 } else if ( arg.find( "--vc=" ) != string::npos) {
663 vkcas=atof( arg.substr(5) );
664 cout << "Got vc: " << vkcas << endl;
665 } else if ( arg.find( "--mach=" ) != string::npos) {
667 mach=atof( arg.substr(7) );
668 } else if ( arg.find( "--heading=" ) != string::npos ) {
669 heading = atof( arg.substr(10) );
670 } else if ( arg.find( "--roll=" ) != string::npos ) {
671 roll = atof( arg.substr(7) );
672 } else if ( arg.find( "--pitch=" ) != string::npos ) {
673 pitch = atof( arg.substr(8) );
674 } else if ( arg.find( "--fg-root=" ) != string::npos ) {
675 fg_root = arg.substr( 10 );
676 } else if ( arg.find( "--fdm=" ) != string::npos ) {
677 flight_model = parse_fdm( arg.substr(6) );
678 if((flight_model == FGInterface::FG_JSBSIM) && (get_trim_mode() == 0)) {
683 } else if ( arg.find( "--aircraft=" ) != string::npos ) {
684 aircraft = arg.substr(11);
685 } else if ( arg.find( "--aircraft-dir=" ) != string::npos ) {
686 aircraft_dir = arg.substr(15); // (UIUC)
687 } else if ( arg.find( "--model-hz=" ) != string::npos ) {
688 model_hz = atoi( arg.substr(11) );
689 } else if ( arg.find( "--speed=" ) != string::npos ) {
690 speed_up = atoi( arg.substr(8) );
691 } else if ( arg.find( "--notrim") != string::npos) {
693 } else if ( arg == "--fog-disable" ) {
694 fog = FG_FOG_DISABLED;
695 } else if ( arg == "--fog-fastest" ) {
696 fog = FG_FOG_FASTEST;
697 } else if ( arg == "--fog-nicest" ) {
699 } else if ( arg == "--disable-clouds" ) {
701 } else if ( arg == "--enable-clouds" ) {
703 } else if ( arg.find( "--clouds-asl=" ) != string::npos ) {
704 if ( units == FG_UNITS_FEET ) {
705 clouds_asl = atof( arg.substr(13) ) * FEET_TO_METER;
707 clouds_asl = atof( arg.substr(13) );
709 } else if ( arg.find( "--fov=" ) != string::npos ) {
710 fov = parse_fov( arg.substr(6) );
711 } else if ( arg == "--disable-fullscreen" ) {
713 } else if ( arg== "--enable-fullscreen") {
715 } else if ( arg == "--shading-flat") {
717 } else if ( arg == "--shading-smooth") {
719 } else if ( arg == "--disable-skyblend") {
721 } else if ( arg== "--enable-skyblend" ) {
723 } else if ( arg == "--disable-textures" ) {
725 } else if ( arg == "--enable-textures" ) {
727 } else if ( arg == "--disable-wireframe" ) {
729 } else if ( arg == "--enable-wireframe" ) {
731 } else if ( arg.find( "--geometry=" ) != string::npos ) {
732 bool geometry_ok = true;
733 string geometry = arg.substr( 11 );
734 string::size_type i = geometry.find('x');
736 if (i != string::npos) {
737 xsize = atoi(geometry.substr(0, i));
738 ysize = atoi(geometry.substr(i+1));
739 // cout << "Geometry is " << xsize << 'x' << ysize << '\n';
744 if ( xsize <= 0 || ysize <= 0 ) {
750 if ( !geometry_ok ) {
751 FG_LOG( FG_GENERAL, FG_ALERT, "Unknown geometry: " << geometry );
752 FG_LOG( FG_GENERAL, FG_ALERT,
753 "Setting geometry to " << xsize << 'x' << ysize << '\n');
755 } else if ( arg.find( "--bpp=" ) != string::npos ) {
756 string bits_per_pix = arg.substr( 6 );
757 if ( bits_per_pix == "16" ) {
759 } else if ( bits_per_pix == "24" ) {
761 } else if ( bits_per_pix == "32" ) {
764 } else if ( arg == "--units-feet" ) {
765 units = FG_UNITS_FEET;
766 } else if ( arg == "--units-meters" ) {
767 units = FG_UNITS_METERS;
768 } else if ( arg.find( "--tile-radius=" ) != string::npos ) {
769 tile_radius = parse_tile_radius( arg.substr(14) );
770 tile_diameter = tile_radius * 2 + 1;
771 } else if ( arg.find( "--time-offset" ) != string::npos ) {
772 time_offset = parse_time_offset( (arg.substr(14)) );
773 //time_offset_type = FG_TIME_SYS_OFFSET;
774 } else if ( arg.find( "--time-match-real") != string::npos ) {
775 //time_offset = parse_time_offset(arg.substr(18));
776 time_offset_type = FG_TIME_SYS_OFFSET;
777 } else if ( arg.find( "--time-match-local") != string::npos ) {
778 //time_offset = parse_time_offset(arg.substr(18));
779 time_offset_type = FG_TIME_LAT_OFFSET;
780 } else if ( arg.find( "--start-date-sys=") != string::npos ) {
781 time_offset = parse_date( (arg.substr(17)) );
782 time_offset_type = FG_TIME_SYS_ABSOLUTE;
783 } else if ( arg.find( "--start-date-lat=") != string::npos ) {
784 time_offset = parse_date( (arg.substr(17)) );
785 time_offset_type = FG_TIME_LAT_ABSOLUTE;
786 } else if ( arg.find( "--start-date-gmt=") != string::npos ) {
787 time_offset = parse_date( (arg.substr(17)) );
788 time_offset_type = FG_TIME_GMT_ABSOLUTE;
790 } else if ( arg == "--hud-tris" ) {
792 } else if ( arg == "--hud-culled" ) {
794 } else if ( arg.find( "--native=" ) != string::npos ) {
795 parse_channel( "native", arg.substr(9) );
796 } else if ( arg.find( "--garmin=" ) != string::npos ) {
797 parse_channel( "garmin", arg.substr(9) );
798 } else if ( arg.find( "--nmea=" ) != string::npos ) {
799 parse_channel( "nmea", arg.substr(7) );
800 } else if ( arg.find( "--pve=" ) != string::npos ) {
801 parse_channel( "pve", arg.substr(6) );
802 } else if ( arg.find( "--ray=" ) != string::npos ) {
803 parse_channel( "ray", arg.substr(6) );
804 } else if ( arg.find( "--rul=" ) != string::npos ) {
805 parse_channel( "rul", arg.substr(6) );
806 } else if ( arg.find( "--joyclient=" ) != string::npos ) {
807 parse_channel( "joyclient", arg.substr(12) );
808 #ifdef FG_NETWORK_OLK
809 } else if ( arg == "--disable-network-olk" ) {
811 } else if ( arg== "--enable-network-olk") {
813 } else if ( arg == "--net-hud" ) {
815 } else if ( arg.find( "--net-id=") != string::npos ) {
816 net_id = arg.substr( 9 );
818 } else if ( arg.find( "--prop:" ) == 0 ) {
819 string assign = arg.substr(7);
820 int pos = assign.find('=');
821 if (pos == arg.npos || pos == 0) {
822 FG_LOG(FG_GENERAL, FG_ALERT, "Bad property assignment: " << arg);
823 return FG_OPTIONS_ERROR;
825 string name = assign.substr(0, pos);
826 string value = assign.substr(pos + 1);
827 current_properties.setStringValue(name.c_str(), value);
828 FG_LOG(FG_GENERAL, FG_INFO, "Setting default value of property "
829 << name << " to \"" << value << '"');
831 FG_LOG( FG_GENERAL, FG_ALERT, "Unknown option '" << arg << "'" );
832 return FG_OPTIONS_ERROR;
835 return FG_OPTIONS_OK;
839 // Parse the command line options
840 int fgOPTIONS::parse_command_line( int argc, char **argv ) {
844 FG_LOG(FG_GENERAL, FG_INFO, "Processing command line arguments");
847 FG_LOG( FG_GENERAL, FG_DEBUG, "argv[" << i << "] = " << argv[i] );
849 result = parse_option(argv[i]);
850 if ( (result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR) ) {
857 return(FG_OPTIONS_OK);
861 // Parse config file options
862 int fgOPTIONS::parse_config_file( const string& path ) {
863 fg_gzifstream in( path );
865 return(FG_OPTIONS_ERROR);
867 FG_LOG( FG_GENERAL, FG_INFO, "Processing config file: " << path );
871 while ( ! in.eof() ) {
874 while ( in.get(c) && c != '\0' ) {
879 #ifdef GETLINE_NEEDS_TERMINATOR
880 getline( in, line, '\n' );
881 #elif defined (MACOS)
882 getline( in, line, '\r' );
887 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
888 FG_LOG( FG_GENERAL, FG_ALERT,
889 "Config file parse error: " << path << " '"
896 return FG_OPTIONS_OK;
900 // Print usage message
901 void fgOPTIONS::usage ( void ) {
902 cout << "Usage: fg [ options ... ]" << endl;
905 cout << "General Options:" << endl;
906 cout << "\t--help -h: print usage" << endl;
907 cout << "\t--fg-root=path: specify the root path for all the data files"
909 cout << "\t--disable-game-mode: disable full-screen game mode" << endl;
910 cout << "\t--enable-game-mode: enable full-screen game mode" << endl;
911 cout << "\t--disable-splash-screen: disable splash screen" << endl;
912 cout << "\t--enable-splash-screen: enable splash screen" << endl;
913 cout << "\t--disable-intro-music: disable introduction music" << endl;
914 cout << "\t--enable-intro-music: enable introduction music" << endl;
915 cout << "\t--disable-mouse-pointer: disable extra mouse pointer" << endl;
916 cout << "\t--enable-mouse-pointer: enable extra mouse pointer (i.e. for"
918 cout << "\t\tfull screen voodoo/voodoo-II based cards.)" << endl;
919 cout << "\t--disable-pause: start out in an active state" << endl;
920 cout << "\t--enable-pause: start out in a paused state" << endl;
921 cout << "\t--control=mode: primary control mode "
922 << "(joystick, keyboard, mouse)" << endl;
925 cout << "Features:" << endl;
926 cout << "\t--disable-hud: disable heads up display" << endl;
927 cout << "\t--enable-hud: enable heads up display" << endl;
928 cout << "\t--disable-panel: disable instrument panel" << endl;
929 cout << "\t--enable-panel: enable instrumetn panel" << endl;
930 cout << "\t--disable-sound: disable sound effects" << endl;
931 cout << "\t--enable-sound: enable sound effects" << endl;
932 cout << "\t--disable-anti-alias-hud: disable anti aliased hud" << endl;
933 cout << "\t--enable-anti-alias-hud: enable anti aliased hud" << endl;
936 cout << "Flight Model:" << endl;
937 cout << "\t--fdm=abcd: selects the core flight model code." << endl;
938 cout << "\t\tcan be one of jsb, larcsim, magic, or external" << endl;
939 cout << "\t--aircraft=abcd: aircraft model to load" << endl;
940 cout << "\t--model-hz=n: run the FDM this rate (iterations per second)"
942 cout << "\t--speed=n: run the FDM this much faster than real time" << endl;
943 cout << "\t--notrim: Do NOT attempt to trim the model when initializing JSBsim" << endl;
946 cout <<"Aircraft model directory" << endl;
947 cout <<"\t--aircraft-dir=<path> path is relative to the path of the executable" << endl;
950 cout << "Initial Position and Orientation:" << endl;
951 cout << "\t--airport-id=ABCD: specify starting postion by airport id"
953 cout << "\t--lon=degrees: starting longitude in degrees (west = -)"
955 cout << "\t--lat=degrees: starting latitude in degrees (south = -)"
957 cout << "\t--altitude=feet: starting altitude in feet" << endl;
958 cout << "\t\t(unless --units-meters specified" << endl;
959 cout << "\t--heading=degrees: heading (yaw) angle in degress (Psi)"
961 cout << "\t--roll=degrees: roll angle in degrees (Phi)" << endl;
962 cout << "\t--pitch=degrees: pitch angle in degrees (Theta)" << endl;
963 cout << "\t--uBody=feet per second: velocity along the body X axis"
965 cout << "\t--vBody=feet per second: velocity along the body Y axis"
967 cout << "\t--wBody=feet per second: velocity along the body Z axis"
969 cout << "\t\t(unless --units-meters specified" << endl;
970 cout << "\t--vc= initial airspeed in knots (--fdm=jsb only)" << endl;
971 cout << "\t--mach= initial mach number (--fdm=jsb only)" << endl;
974 cout << "Rendering Options:" << endl;
975 cout << "\t--fog-disable: disable fog/haze" << endl;
976 cout << "\t--fog-fastest: enable fastest fog/haze" << endl;
977 cout << "\t--fog-nicest: enable nicest fog/haze" << endl;
978 cout << "\t--enable-clouds: enable demo cloud layer" << endl;
979 cout << "\t--disable-clouds: disable demo cloud layer" << endl;
980 cout << "\t--clouds-asl=xxx: specify altitude of cloud layer above sea level" << endl;
981 cout << "\t--fov=xx.x: specify initial field of view angle in degrees"
983 cout << "\t--disable-fullscreen: disable fullscreen mode" << endl;
984 cout << "\t--enable-fullscreen: enable fullscreen mode" << endl;
985 cout << "\t--shading-flat: enable flat shading" << endl;
986 cout << "\t--shading-smooth: enable smooth shading" << endl;
987 cout << "\t--disable-skyblend: disable sky blending" << endl;
988 cout << "\t--enable-skyblend: enable sky blending" << endl;
989 cout << "\t--disable-textures: disable textures" << endl;
990 cout << "\t--enable-textures: enable textures" << endl;
991 cout << "\t--disable-wireframe: disable wireframe drawing mode" << endl;
992 cout << "\t--enable-wireframe: enable wireframe drawing mode" << endl;
993 cout << "\t--geometry=WWWxHHH: window geometry: 640x480, 800x600, etc."
997 cout << "Scenery Options:" << endl;
998 cout << "\t--tile-radius=n: specify tile radius, must be 1 - 4" << endl;
1001 cout << "Hud Options:" << endl;
1002 cout << "\t--units-feet: Hud displays units in feet" << endl;
1003 cout << "\t--units-meters: Hud displays units in meters" << endl;
1004 cout << "\t--hud-tris: Hud displays number of triangles rendered" << endl;
1005 cout << "\t--hud-culled: Hud displays percentage of triangles culled"
1009 cout << "Time Options:" << endl;
1010 cout << "\t--time-offset=[+-]hh:mm:ss: add this time offset" << endl;
1011 cout << "\t--time-match-real: Synchronize real-world and FlightGear" << endl
1012 << "\t\ttime. Can be used in combination with --time-offset." << endl;
1013 cout << "\t--time-match-local:Synchronize local real-world and " << endl
1014 << "\t\tFlightGear time" << endl;
1015 cout << "\t--start-date-sys=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
1016 << "\t\tdate/time. Uses your system time " << endl;
1017 cout << "\t--start-date-gmt=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
1018 << "\t\tdate/time. Uses Greenwich Mean Time" << endl;
1019 cout << "\t--start-date-lat=yyyy:mm:dd:hh:mm:ss: specify a starting" << endl
1020 << "\t\tdate/time. Uses Local Aircraft Time" << endl;
1021 #ifdef FG_NETWORK_OLK
1024 cout << "Network Options:" << endl;
1025 cout << "\t--net-hud: Hud displays network info" << endl;
1026 cout << "\t--net-id=name: specify your own callsign" << endl;
1032 fgOPTIONS::~fgOPTIONS( void ) {