1 // options.cxx -- class to handle command line options
3 // Written by Curtis Olson, started April 1998.
5 // Copyright (C) 1998 Curtis L. Olson - http://www.flightgear.org/~curt
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
28 #include <simgear/compiler.h>
29 #include <simgear/structure/exception.hxx>
30 #include <simgear/debug/logstream.hxx>
32 #include <math.h> // rint()
34 #include <stdlib.h> // atof(), atoi()
35 #include <string.h> // strcmp()
43 #include <simgear/math/sg_random.h>
44 #include <simgear/props/props_io.hxx>
45 #include <simgear/misc/sgstream.hxx>
46 #include <simgear/misc/sg_path.hxx>
47 #include <simgear/scene/material/mat.hxx>
49 // #include <Include/general.hxx>
50 // #include <Airports/simple.hxx>
51 // #include <Cockpit/cockpit.hxx>
52 // #include <FDM/flight.hxx>
54 #include <Autopilot/route_mgr.hxx>
57 #include "globals.hxx"
58 #include "fg_init.hxx"
59 #include "fg_props.hxx"
60 #include "options.hxx"
62 #include "viewmgr.hxx"
63 #include <Main/viewer.hxx>
72 #define VERSION "CVS "__DATE__
75 #define NEW_DEFAULT_MODEL_HZ 120
83 FG_OPTIONS_VERBOSE_HELP = 4,
84 FG_OPTIONS_SHOW_AIRCRAFT = 5
88 atof( const string& str )
90 return ::atof( str.c_str() );
94 atoi( const string& str )
96 return ::atoi( str.c_str() );
100 * Set a few fail-safe default property values.
102 * These should all be set in $FG_ROOT/preferences.xml, but just
103 * in case, we provide some initial sane values here. This method
104 * should be invoked *before* reading any init files.
109 // set a possibly independent location for scenery data
110 const char *envp = ::getenv( "FG_SCENERY" );
112 if ( envp != NULL ) {
113 // fg_root could be anywhere, so default to environmental
114 // variable $FG_ROOT if it is set.
115 globals->set_fg_scenery(envp);
117 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
118 globals->set_fg_scenery("");
120 // Position (deliberately out of range)
121 fgSetDouble("/position/longitude-deg", 9999.0);
122 fgSetDouble("/position/latitude-deg", 9999.0);
123 fgSetDouble("/position/altitude-ft", -9999.0);
126 fgSetDouble("/orientation/heading-deg", 9999.0);
127 fgSetDouble("/orientation/roll-deg", 0.0);
128 fgSetDouble("/orientation/pitch-deg", 0.424);
131 fgSetDouble("/velocities/uBody-fps", 0.0);
132 fgSetDouble("/velocities/vBody-fps", 0.0);
133 fgSetDouble("/velocities/wBody-fps", 0.0);
134 fgSetDouble("/velocities/speed-north-fps", 0.0);
135 fgSetDouble("/velocities/speed-east-fps", 0.0);
136 fgSetDouble("/velocities/speed-down-fps", 0.0);
137 fgSetDouble("/velocities/airspeed-kt", 0.0);
138 fgSetDouble("/velocities/mach", 0.0);
141 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
142 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
143 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
145 fgSetDouble("/sim/presets/heading-deg", 9999.0);
146 fgSetDouble("/sim/presets/roll-deg", 0.0);
147 fgSetDouble("/sim/presets/pitch-deg", 0.424);
149 fgSetString("/sim/presets/speed-set", "knots");
150 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
151 fgSetDouble("/sim/presets/mach", 0.0);
152 fgSetDouble("/sim/presets/uBody-fps", 0.0);
153 fgSetDouble("/sim/presets/vBody-fps", 0.0);
154 fgSetDouble("/sim/presets/wBody-fps", 0.0);
155 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
156 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
157 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
159 fgSetBool("/sim/presets/onground", true);
160 fgSetBool("/sim/presets/trim", false);
163 fgSetBool("/sim/startup/game-mode", false);
164 fgSetBool("/sim/startup/splash-screen", true);
165 fgSetBool("/sim/startup/intro-music", true);
166 // we want mouse-pointer to have an undefined value if nothing is
167 // specified so we can do the right thing for voodoo-1/2 cards.
168 // fgSetString("/sim/startup/mouse-pointer", "disabled");
169 fgSetString("/sim/control-mode", "joystick");
170 fgSetBool("/sim/auto-coordination", false);
172 fgSetString("/sim/startup/browser-app", "webrun.bat");
173 #elif defined(__APPLE__)
174 fgSetString("/sim/startup/browser-app", "open");
176 fgSetString("/sim/startup/browser-app", "launchWebJumper");
178 envp = ::getenv( "WEBBROWSER" );
179 if (!envp) envp = "netscape";
180 fgSetString("/sim/startup/browser-app", envp);
182 fgSetString("/sim/logging/priority", "alert");
185 fgSetBool("/sim/hud/color/antialiased", false);
186 fgSetBool("/sim/hud/enable3d", true);
187 fgSetBool("/sim/hud/visibility", false);
188 fgSetBool("/sim/panel/visibility", true);
189 fgSetBool("/sim/sound/enabled", true);
190 fgSetBool("/sim/sound/pause", false);
192 // Flight Model options
193 fgSetString("/sim/flight-model", "jsb");
194 fgSetString("/sim/aero", "c172");
195 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
196 fgSetInt("/sim/speed-up", 1);
199 fgSetString("/sim/rendering/fog", "nicest");
200 fgSetBool("/environment/clouds/status", true);
201 fgSetBool("/sim/startup/fullscreen", false);
202 fgSetBool("/sim/rendering/shading", true);
203 fgSetBool("/sim/rendering/skyblend", true);
204 fgSetBool("/sim/rendering/textures", true);
205 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
206 fgSetInt("/sim/rendering/filtering", 1);
207 fgSetBool("/sim/rendering/wireframe", false);
208 fgSetBool("/sim/rendering/horizon-effect", false);
209 fgSetBool("/sim/rendering/enhanced-lighting", false);
210 fgSetBool("/sim/rendering/distance-attenuation", false);
211 fgSetBool("/sim/rendering/specular-highlight", true);
212 fgSetInt("/sim/startup/xsize", 800);
213 fgSetInt("/sim/startup/ysize", 600);
214 fgSetInt("/sim/rendering/bits-per-pixel", 16);
215 fgSetString("/sim/view-mode", "pilot");
216 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
219 fgSetString("/sim/startup/units", "feet");
220 fgSetString("/sim/hud/frame-stat-type", "tris");
223 fgSetInt("/sim/startup/time-offset", 0);
224 fgSetString("/sim/startup/time-offset-type", "system-offset");
225 fgSetLong("/sim/time/cur-time-override", 0);
228 fgSetBool("/sim/freeze/master", false);
229 fgSetBool("/sim/freeze/position", false);
230 fgSetBool("/sim/freeze/clock", false);
231 fgSetBool("/sim/freeze/fuel", false);
233 fgSetString("/sim/multiplay/callsign", "callsign");
234 fgSetString("/sim/multiplay/rxhost", "0");
235 fgSetString("/sim/multiplay/txhost", "0");
236 fgSetInt("/sim/multiplay/rxport", 0);
237 fgSetInt("/sim/multiplay/txport", 0);
241 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
242 double * speed, double * gust)
244 string::size_type pos = wind.find('@');
245 if (pos == string::npos)
247 string dir = wind.substr(0, pos);
248 string spd = wind.substr(pos+1);
250 if (pos == string::npos) {
251 *min_hdg = *max_hdg = atof(dir.c_str());
253 *min_hdg = atof(dir.substr(0,pos).c_str());
254 *max_hdg = atof(dir.substr(pos+1).c_str());
257 if (pos == string::npos) {
258 *speed = *gust = atof(spd.c_str());
260 *speed = atof(spd.substr(0,pos).c_str());
261 *gust = atof(spd.substr(pos+1).c_str());
266 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
268 parse_time(const string& time_in) {
269 char *time_str, num[256];
270 double hours, minutes, seconds;
275 time_str = (char *)time_in.c_str();
277 // printf("parse_time(): %s\n", time_str);
280 if ( strlen(time_str) ) {
281 if ( time_str[0] == '+' ) {
284 } else if ( time_str[0] == '-' ) {
289 // printf("sign = %d\n", sign);
292 if ( strlen(time_str) ) {
294 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
295 num[i] = time_str[0];
299 if ( time_str[0] == ':' ) {
304 // printf("hours = %.2lf\n", hours);
310 if ( strlen(time_str) ) {
312 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
313 num[i] = time_str[0];
317 if ( time_str[0] == ':' ) {
322 // printf("minutes = %.2lf\n", minutes);
324 result += minutes / 60.0;
328 if ( strlen(time_str) ) {
330 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
331 num[i] = time_str[0];
337 // printf("seconds = %.2lf\n", seconds);
339 result += seconds / 3600.0;
342 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
344 return(sign * result);
348 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
350 parse_date( const string& date)
353 char * date_str, num[256];
355 // initialize to zero
362 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
363 date_str = (char *)date.c_str();
365 if ( strlen(date_str) ) {
367 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
368 num[i] = date_str[0];
372 if ( date_str[0] == ':' ) {
376 gmt.tm_year = atoi(num) - 1900;
379 if ( strlen(date_str) ) {
381 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
382 num[i] = date_str[0];
386 if ( date_str[0] == ':' ) {
390 gmt.tm_mon = atoi(num) -1;
393 if ( strlen(date_str) ) {
395 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
396 num[i] = date_str[0];
400 if ( date_str[0] == ':' ) {
404 gmt.tm_mday = atoi(num);
407 if ( strlen(date_str) ) {
409 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
410 num[i] = date_str[0];
414 if ( date_str[0] == ':' ) {
418 gmt.tm_hour = atoi(num);
421 if ( strlen(date_str) ) {
423 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
424 num[i] = date_str[0];
428 if ( date_str[0] == ':' ) {
432 gmt.tm_min = atoi(num);
435 if ( strlen(date_str) ) {
437 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
438 num[i] = date_str[0];
442 if ( date_str[0] == ':' ) {
446 gmt.tm_sec = atoi(num);
448 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
449 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
450 //printf ("Date is %s\n", ctime(&theTime));
451 //printf ("in seconds that is %d\n", theTime);
457 // parse angle in the form of [+/-]ddd:mm:ss into degrees
459 parse_degree( const string& degree_str) {
460 double result = parse_time( degree_str );
462 // printf("Degree = %.4f\n", result);
468 // parse time offset string into seconds
470 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 --fov=x.xx type option
489 parse_fov( const string& arg ) {
490 double fov = atof(arg);
492 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
493 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
495 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
497 // printf("parse_fov(): result = %.4f\n", fov);
503 // Parse I/O channel option
505 // Format is "--protocol=medium,direction,hz,medium_options,..."
507 // protocol = { native, nmea, garmin, AV400, AV400Sim, fgfs, rul, pve, etc. }
508 // medium = { serial, socket, file, etc. }
509 // direction = { in, out, bi }
510 // hz = number of times to process channel per second (floating
511 // point values are ok.
513 // Serial example "--nmea=serial,dir,hz,device,baud" where
515 // device = OS device name of serial line to be open()'ed
516 // baud = {300, 1200, 2400, ..., 230400}
518 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
520 // machine = machine name or ip address if client (leave empty if server)
521 // port = port, leave empty to let system choose
522 // style = tcp or udp
524 // File example "--garmin=file,dir,hz,filename" where
526 // filename = file system file name
529 add_channel( const string& type, const string& channel_str ) {
530 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
531 globals->get_channel_options_list()->push_back( type + "," + channel_str );
536 // The parse wp and parse flight-plan options don't work anymore, because
537 // the route manager and the airport subsystems have not yet been initialized
540 // Parse --wp=ID[@alt]
542 parse_wp( const string& arg ) {
543 string_list *waypoints = globals->get_initial_waypoints();
545 waypoints = new string_list;
546 globals->set_initial_waypoints(waypoints);
548 waypoints->push_back(arg);
552 // Parse --flight-plan=[file]
554 parse_flightplan(const string& arg)
556 string_list *waypoints = globals->get_initial_waypoints();
558 waypoints = new string_list;
559 globals->set_initial_waypoints(waypoints);
562 sg_gzifstream in(arg.c_str());
568 getline( in, line, '\n' );
570 // catch extraneous (DOS) line ending character
571 if ( line[line.length() - 1] < 32 )
572 line = line.substr( 0, line.length()-1 );
577 waypoints->push_back(line);
584 fgOptLanguage( const char *arg )
586 globals->set_locale( fgInitLocale( arg ) );
587 return FG_OPTIONS_OK;
593 fgSetString("/sim/presets/airport-id", "");
594 fgSetString("/sim/presets/vor-id", "");
595 fgSetString("/sim/presets/ndb-id", "");
596 fgSetString("/sim/presets/carrier", "");
597 fgSetString("/sim/presets/parkpos", "");
598 fgSetString("/sim/presets/fix", "");
602 fgOptVOR( const char * arg )
605 fgSetString("/sim/presets/vor-id", arg);
606 return FG_OPTIONS_OK;
610 fgOptNDB( const char * arg )
613 fgSetString("/sim/presets/ndb-id", arg);
614 return FG_OPTIONS_OK;
618 fgOptCarrier( const char * arg )
621 fgSetString("/sim/presets/carrier", arg);
622 return FG_OPTIONS_OK;
626 fgOptParkpos( const char * arg )
628 fgSetString("/sim/presets/parkpos", arg);
629 return FG_OPTIONS_OK;
633 fgOptFIX( const char * arg )
636 fgSetString("/sim/presets/fix", arg);
637 return FG_OPTIONS_OK;
641 fgOptLon( const char *arg )
644 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
645 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
646 return FG_OPTIONS_OK;
650 fgOptLat( const char *arg )
653 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
654 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
655 return FG_OPTIONS_OK;
659 fgOptAltitude( const char *arg )
661 fgSetBool("/sim/presets/onground", false);
662 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
663 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
665 fgSetDouble("/sim/presets/altitude-ft",
666 atof( arg ) * SG_METER_TO_FEET);
667 return FG_OPTIONS_OK;
671 fgOptUBody( const char *arg )
673 fgSetString("/sim/presets/speed-set", "UVW");
674 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
675 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
677 fgSetDouble("/sim/presets/uBody-fps",
678 atof( arg ) * SG_METER_TO_FEET);
679 return FG_OPTIONS_OK;
683 fgOptVBody( const char *arg )
685 fgSetString("/sim/presets/speed-set", "UVW");
686 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
687 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
689 fgSetDouble("/sim/presets/vBody-fps",
690 atof( arg ) * SG_METER_TO_FEET);
691 return FG_OPTIONS_OK;
695 fgOptWBody( const char *arg )
697 fgSetString("/sim/presets/speed-set", "UVW");
698 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
699 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
701 fgSetDouble("/sim/presets/wBody-fps",
702 atof(arg) * SG_METER_TO_FEET);
703 return FG_OPTIONS_OK;
707 fgOptVNorth( const char *arg )
709 fgSetString("/sim/presets/speed-set", "NED");
710 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
711 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
713 fgSetDouble("/sim/presets/speed-north-fps",
714 atof( arg ) * SG_METER_TO_FEET);
715 return FG_OPTIONS_OK;
719 fgOptVEast( const char *arg )
721 fgSetString("/sim/presets/speed-set", "NED");
722 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
723 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
725 fgSetDouble("/sim/presets/speed-east-fps",
726 atof(arg) * SG_METER_TO_FEET);
727 return FG_OPTIONS_OK;
731 fgOptVDown( const char *arg )
733 fgSetString("/sim/presets/speed-set", "NED");
734 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
735 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
737 fgSetDouble("/sim/presets/speed-down-fps",
738 atof(arg) * SG_METER_TO_FEET);
739 return FG_OPTIONS_OK;
743 fgOptVc( const char *arg )
745 // fgSetString("/sim/presets/speed-set", "knots");
746 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
747 fgSetString("/sim/presets/speed-set", "knots");
748 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
749 return FG_OPTIONS_OK;
753 fgOptMach( const char *arg )
755 fgSetString("/sim/presets/speed-set", "mach");
756 fgSetDouble("/sim/presets/mach", atof(arg));
757 return FG_OPTIONS_OK;
761 fgOptRoc( const char *arg )
763 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
764 return FG_OPTIONS_OK;
768 fgOptFgRoot( const char *arg )
770 globals->set_fg_root(arg);
771 return FG_OPTIONS_OK;
775 fgOptFgScenery( const char *arg )
777 globals->set_fg_scenery(arg);
778 return FG_OPTIONS_OK;
782 fgOptFov( const char *arg )
785 return FG_OPTIONS_OK;
789 fgOptGeometry( const char *arg )
791 bool geometry_ok = true;
792 int xsize = 0, ysize = 0;
793 string geometry = arg;
794 string::size_type i = geometry.find('x');
796 if (i != string::npos) {
797 xsize = atoi(geometry.substr(0, i));
798 ysize = atoi(geometry.substr(i+1));
803 if ( xsize <= 0 || ysize <= 0 ) {
809 if ( !geometry_ok ) {
810 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
811 SG_LOG( SG_GENERAL, SG_ALERT,
812 "Setting geometry to " << xsize << 'x' << ysize << '\n');
814 SG_LOG( SG_GENERAL, SG_INFO,
815 "Setting geometry to " << xsize << 'x' << ysize << '\n');
816 fgSetInt("/sim/startup/xsize", xsize);
817 fgSetInt("/sim/startup/ysize", ysize);
819 return FG_OPTIONS_OK;
823 fgOptBpp( const char *arg )
825 string bits_per_pix = arg;
826 if ( bits_per_pix == "16" ) {
827 fgSetInt("/sim/rendering/bits-per-pixel", 16);
828 } else if ( bits_per_pix == "24" ) {
829 fgSetInt("/sim/rendering/bits-per-pixel", 24);
830 } else if ( bits_per_pix == "32" ) {
831 fgSetInt("/sim/rendering/bits-per-pixel", 32);
833 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
835 return FG_OPTIONS_OK;
839 fgOptTimeOffset( const char *arg )
841 fgSetInt("/sim/startup/time-offset",
842 parse_time_offset( arg ));
843 fgSetString("/sim/startup/time-offset-type", "system-offset");
844 return FG_OPTIONS_OK;
848 fgOptStartDateSys( const char *arg )
850 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
851 fgSetString("/sim/startup/time-offset-type", "system");
852 return FG_OPTIONS_OK;
856 fgOptStartDateLat( const char *arg )
858 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
859 fgSetString("/sim/startup/time-offset-type", "latitude");
860 return FG_OPTIONS_OK;
864 fgOptStartDateGmt( const char *arg )
866 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
867 fgSetString("/sim/startup/time-offset-type", "gmt");
868 return FG_OPTIONS_OK;
872 fgSetupProxy( const char *arg )
874 string options = arg;
875 string host, port, auth;
876 string::size_type pos;
878 host = port = auth = "";
879 if ((pos = options.find("@")) != string::npos)
880 auth = options.substr(0, pos++);
884 host = options.substr(pos, options.size());
885 if ((pos = host.find(":")) != string::npos) {
886 port = host.substr(++pos, host.size());
887 host.erase(--pos, host.size());
890 fgSetString("/sim/presets/proxy/host", host.c_str());
891 fgSetString("/sim/presets/proxy/port", port.c_str());
892 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
894 return FG_OPTIONS_OK;
898 fgOptTraceRead( const char *arg )
901 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
902 fgGetNode(name.c_str(), true)
903 ->setAttribute(SGPropertyNode::TRACE_READ, true);
904 return FG_OPTIONS_OK;
908 fgOptLogLevel( const char *arg )
910 fgSetString("/sim/logging/classes", "all");
911 fgSetString("/sim/logging/priority", arg);
913 string priority = arg;
914 logbuf::set_log_classes(SG_ALL);
915 if (priority == "bulk") {
916 logbuf::set_log_priority(SG_BULK);
917 } else if (priority == "debug") {
918 logbuf::set_log_priority(SG_DEBUG);
919 } else if (priority == "info") {
920 logbuf::set_log_priority(SG_INFO);
921 } else if (priority == "warn") {
922 logbuf::set_log_priority(SG_WARN);
923 } else if (priority == "alert") {
924 logbuf::set_log_priority(SG_ALERT);
926 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
928 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
930 return FG_OPTIONS_OK;
935 fgOptTraceWrite( const char *arg )
938 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
939 fgGetNode(name.c_str(), true)
940 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
941 return FG_OPTIONS_OK;
945 fgOptViewOffset( const char *arg )
947 // $$$ begin - added VS Renganathan, 14 Oct 2K
948 // for multi-window outside window imagery
949 string woffset = arg;
950 double default_view_offset = 0.0;
951 if ( woffset == "LEFT" ) {
952 default_view_offset = SGD_PI * 0.25;
953 } else if ( woffset == "RIGHT" ) {
954 default_view_offset = SGD_PI * 1.75;
955 } else if ( woffset == "CENTER" ) {
956 default_view_offset = 0.00;
958 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
960 /* apparently not used (CLO, 11 Jun 2002)
961 FGViewer *pilot_view =
962 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
963 // this will work without calls to the viewer...
964 fgSetDouble( "/sim/current-view/heading-offset-deg",
965 default_view_offset * SGD_RADIANS_TO_DEGREES );
966 // $$$ end - added VS Renganathan, 14 Oct 2K
967 return FG_OPTIONS_OK;
971 fgOptVisibilityMeters( const char *arg )
973 double visibility = atof( arg );
974 fgDefaultWeatherValue("visibility-m", visibility);
975 return FG_OPTIONS_OK;
979 fgOptVisibilityMiles( const char *arg )
981 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
982 fgDefaultWeatherValue("visibility-m", visibility);
983 return FG_OPTIONS_OK;
987 fgOptRandomWind( const char *arg )
989 double min_hdg = sg_random() * 360.0;
990 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
991 double speed = sg_random() * sg_random() * 40;
992 double gust = speed + (10 - sqrt(sg_random() * 100));
993 fgSetupWind(min_hdg, max_hdg, speed, gust);
994 return FG_OPTIONS_OK;
998 fgOptWind( const char *arg )
1000 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
1001 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
1002 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
1003 return FG_OPTIONS_ERROR;
1005 fgSetupWind(min_hdg, max_hdg, speed, gust);
1006 return FG_OPTIONS_OK;
1010 fgOptTurbulence( const char *arg )
1012 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1013 return FG_OPTIONS_OK;
1017 fgOptCeiling( const char *arg )
1019 double elevation, thickness;
1021 string::size_type pos = spec.find(':');
1022 if (pos == string::npos) {
1023 elevation = atof(spec.c_str());
1026 elevation = atof(spec.substr(0, pos).c_str());
1027 thickness = atof(spec.substr(pos + 1).c_str());
1029 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1030 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1031 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1032 return FG_OPTIONS_OK;
1036 fgOptWp( const char *arg )
1039 return FG_OPTIONS_OK;
1043 fgOptFlightPlan( const char *arg )
1045 parse_flightplan ( arg );
1046 return FG_OPTIONS_OK;
1050 fgOptConfig( const char *arg )
1054 readProperties(file, globals->get_props());
1055 } catch (const sg_exception &e) {
1056 string message = "Error loading config file: ";
1057 message += e.getFormattedMessage() + e.getOrigin();
1058 SG_LOG(SG_INPUT, SG_ALERT, message);
1061 return FG_OPTIONS_OK;
1065 parse_colon (const string &s, double * val1, double * val2)
1067 string::size_type pos = s.find(':');
1068 if (pos == string::npos) {
1072 *val1 = atof(s.substr(0, pos).c_str());
1073 *val2 = atof(s.substr(pos+1).c_str());
1080 fgOptFailure( const char * arg )
1084 fgSetBool("/systems/pitot/serviceable", false);
1085 } else if (a == "static") {
1086 fgSetBool("/systems/static/serviceable", false);
1087 } else if (a == "vacuum") {
1088 fgSetBool("/systems/vacuum/serviceable", false);
1089 } else if (a == "electrical") {
1090 fgSetBool("/systems/electrical/serviceable", false);
1092 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1093 return FG_OPTIONS_ERROR;
1096 return FG_OPTIONS_OK;
1101 fgOptNAV1( const char * arg )
1103 double radial, freq;
1104 if (parse_colon(arg, &radial, &freq))
1105 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1106 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1107 return FG_OPTIONS_OK;
1111 fgOptNAV2( const char * arg )
1113 double radial, freq;
1114 if (parse_colon(arg, &radial, &freq))
1115 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1116 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1117 return FG_OPTIONS_OK;
1121 fgOptADF( const char * arg )
1124 if (parse_colon(arg, &rot, &freq))
1125 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1126 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1127 return FG_OPTIONS_OK;
1131 fgOptDME( const char *arg )
1134 if (opt == "nav1") {
1135 fgSetInt("/instrumentation/dme/switch-position", 1);
1136 fgSetString("/instrumentation/dme/frequencies/source",
1137 "/instrumentation/nav[0]/frequencies/selected-mhz");
1138 } else if (opt == "nav2") {
1139 fgSetInt("/instrumentation/dme/switch-position", 3);
1140 fgSetString("/instrumentation/dme/frequencies/source",
1141 "/instrumentation/nav[1]/frequencies/selected-mhz");
1143 fgSetInt("/instrumentation/dme/switch-position", 2);
1144 fgSetString("/instrumentation/dme/frequencies/source",
1145 "/instrumentation/dme/frequencies/selected-mhz");
1146 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1148 return FG_OPTIONS_OK;
1152 fgOptLivery( const char *arg )
1155 string livery_path = "livery/" + opt;
1156 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1157 return FG_OPTIONS_OK;
1161 fgOptScenario( const char *arg )
1163 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1164 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1166 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1167 int ind = scenarii[i]->getIndex();
1168 if ( index < ind ) {
1172 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1173 scenario->setStringValue( arg );
1174 ai_node->setBoolValue( "enabled", true );
1175 return FG_OPTIONS_OK;
1179 fgOptRunway( const char *arg )
1181 fgSetString("/sim/presets/runway", arg );
1182 fgSetBool("/sim/presets/runway-requested", true );
1183 return FG_OPTIONS_OK;
1187 fgOptParking( const char *arg )
1189 cerr << "Processing argument " << arg << endl;
1190 fgSetString("/sim/presets/parking", arg );
1191 fgSetBool ("/sim/presets/parking-requested", true );
1192 return FG_OPTIONS_OK;
1196 fgOptVersion( const char *arg )
1198 cerr << VERSION << endl;
1199 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1200 cerr << "FG_HOME=" << fgGetString("/sim/fg-home") << endl;
1201 return FG_OPTIONS_EXIT;
1205 fgOptFpe(const char* arg)
1207 // Actually handled in bootstrap.cxx
1208 return FG_OPTIONS_OK;
1212 fgOptFgviewer(const char* arg)
1214 // Actually handled in bootstrap.cxx
1215 return FG_OPTIONS_OK;
1220 static map<string,size_t> fgOptionMap;
1223 option has_param type property b_param s_param func
1226 option : name of the option
1227 has_param : option is --name=value if true or --name if false
1228 type : OPTION_BOOL - property is a boolean
1229 OPTION_STRING - property is a string
1230 OPTION_DOUBLE - property is a double
1231 OPTION_INT - property is an integer
1232 OPTION_CHANNEL - name of option is the name of a channel
1233 OPTION_FUNC - the option trigger a function
1234 b_param : if type==OPTION_BOOL,
1235 value set to the property (has_param is false for boolean)
1236 s_param : if type==OPTION_STRING,
1237 value set to the property if has_param is false
1238 func : function called if type==OPTION_FUNC. if has_param is true,
1239 the value is passed to the function as a string, otherwise,
1242 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1243 double or an integer and set to the property.
1245 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1249 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1253 enum OptionType type;
1254 const char *property;
1256 const char *s_param;
1257 int (*func)( const char * );
1258 } fgOptionArray[] = {
1260 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1261 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1262 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1263 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1264 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1265 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1266 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1267 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1268 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1269 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1270 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1271 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", false, "", 0 },
1272 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", true, "", 0 },
1273 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1274 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1275 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1276 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1277 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1278 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1279 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1280 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1281 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1282 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1283 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1284 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1285 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1286 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1287 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1288 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1289 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1290 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1291 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1292 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1293 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1294 {"disable-sound", false, OPTION_BOOL, "/sim/sound/enabled", true, "", 0 },
1295 {"enable-sound", false, OPTION_BOOL, "/sim/sound/enabled", false, "", 0 },
1296 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1297 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1298 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1299 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1300 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1301 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1302 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1303 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1304 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1305 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1306 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1307 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1308 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1309 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1310 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1311 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1312 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1313 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1314 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1315 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1316 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1317 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1318 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1319 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1320 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1321 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1322 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1323 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1324 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1325 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1326 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1327 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1328 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1329 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1330 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1331 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1332 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1333 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1334 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1335 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1336 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1337 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1338 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1339 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1340 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1341 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1342 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1343 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1344 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1345 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1346 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1347 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1348 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1349 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1350 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1351 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1352 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1353 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1354 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1355 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1356 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1357 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1358 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1359 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1360 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1361 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1362 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1363 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1364 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1365 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1366 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1367 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1368 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1369 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1370 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1371 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1372 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1373 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1374 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1375 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1376 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1377 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1378 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1379 #ifdef FG_JPEG_SERVER
1380 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1382 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1383 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1384 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1385 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1386 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1387 {"AV400", true, OPTION_CHANNEL, "", false, "", 0 },
1388 {"AV400Sim", true, OPTION_CHANNEL, "", false, "", 0 },
1389 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1390 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1391 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1392 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1393 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1394 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1395 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1396 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1397 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1398 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1399 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1400 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1401 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1402 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1403 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1404 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1405 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1406 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1407 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1408 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1409 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1410 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1411 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1412 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1413 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1414 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1415 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1416 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1417 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1418 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1419 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1420 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1421 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1422 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1423 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1424 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1425 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1426 {"ai-scenario", true, OPTION_FUNC, "", false, "", fgOptScenario },
1427 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1428 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1429 {"enable-fpe", false, OPTION_FUNC, "", false, "", fgOptFpe},
1430 {"fgviewer", false, OPTION_FUNC, "", false, "", fgOptFgviewer},
1435 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1436 // <type> can be "double" etc. but also only the first letter "d".
1437 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1439 set_property(const string& arg)
1441 string::size_type pos = arg.find('=');
1442 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1445 string name = arg.substr(0, pos);
1446 string value = arg.substr(pos + 1);
1448 pos = name.find(':');
1450 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1451 type = name.substr(0, pos);
1452 name = name.substr(pos + 1);
1454 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1456 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1458 n->setAttribute(SGPropertyNode::WRITE, true);
1462 ret = n->setUnspecifiedValue(value.c_str());
1463 else if (type == "s" || type == "string")
1464 ret = n->setStringValue(value.c_str());
1465 else if (type == "d" || type == "double")
1466 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1467 else if (type == "f" || type == "float")
1468 ret = n->setFloatValue(atof(value.c_str()));
1469 else if (type == "l" || type == "long")
1470 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1471 else if (type == "i" || type == "int")
1472 ret = n->setIntValue(atoi(value.c_str()));
1473 else if (type == "b" || type == "bool")
1474 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1477 n->setAttribute(SGPropertyNode::WRITE, false);
1482 // Parse a single option
1484 parse_option (const string& arg)
1486 if ( fgOptionMap.size() == 0 ) {
1488 OptionDesc *pt = &fgOptionArray[ 0 ];
1489 while ( pt->option != 0 ) {
1490 fgOptionMap[ pt->option ] = i;
1497 if ( (arg == "--help") || (arg == "-h") ) {
1498 // help/usage request
1499 return(FG_OPTIONS_HELP);
1500 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1501 // verbose help/usage request
1502 return(FG_OPTIONS_VERBOSE_HELP);
1503 } else if ( arg.find( "--show-aircraft") == 0) {
1504 return(FG_OPTIONS_SHOW_AIRCRAFT);
1505 } else if ( arg.find( "--prop:" ) == 0 ) {
1506 if (!set_property(arg.substr(7))) {
1507 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1508 return FG_OPTIONS_ERROR;
1510 } else if ( arg.find( "--" ) == 0 ) {
1511 size_t pos = arg.find( '=' );
1512 string arg_name, arg_value;
1513 if ( pos == string::npos ) {
1514 arg_name = arg.substr( 2 );
1516 arg_name = arg.substr( 2, pos - 2 );
1517 arg_value = arg.substr( pos + 1);
1519 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1520 if ( it != fgOptionMap.end() ) {
1521 OptionDesc *pt = &fgOptionArray[ it->second ];
1522 switch ( pt->type ) {
1524 fgSetBool( pt->property, pt->b_param );
1527 if ( pt->has_param && !arg_value.empty() ) {
1528 fgSetString( pt->property, arg_value.c_str() );
1529 } else if ( !pt->has_param && arg_value.empty() ) {
1530 fgSetString( pt->property, pt->s_param );
1531 } else if ( pt->has_param ) {
1532 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1533 return FG_OPTIONS_ERROR;
1535 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1536 return FG_OPTIONS_ERROR;
1540 if ( !arg_value.empty() ) {
1541 fgSetDouble( pt->property, atof( arg_value ) );
1543 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1544 return FG_OPTIONS_ERROR;
1548 if ( !arg_value.empty() ) {
1549 fgSetInt( pt->property, atoi( arg_value ) );
1551 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1552 return FG_OPTIONS_ERROR;
1555 case OPTION_CHANNEL:
1556 if ( pt->has_param && !arg_value.empty() ) {
1557 add_channel( pt->option, arg_value );
1558 } else if ( !pt->has_param && arg_value.empty() ) {
1559 add_channel( pt->option, pt->s_param );
1560 } else if ( pt->has_param ) {
1561 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1562 return FG_OPTIONS_ERROR;
1564 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1565 return FG_OPTIONS_ERROR;
1569 if ( pt->has_param && !arg_value.empty() ) {
1570 return pt->func( arg_value.c_str() );
1571 } else if ( !pt->has_param && arg_value.empty() ) {
1572 return pt->func( pt->s_param );
1573 } else if ( pt->has_param ) {
1574 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1575 return FG_OPTIONS_ERROR;
1577 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1578 return FG_OPTIONS_ERROR;
1583 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1584 return FG_OPTIONS_ERROR;
1587 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1588 return FG_OPTIONS_ERROR;
1591 return FG_OPTIONS_OK;
1595 // Parse the command line options
1597 fgParseArgs (int argc, char **argv)
1599 bool in_options = true;
1600 bool verbose = false;
1603 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1605 for (int i = 1; i < argc; i++) {
1606 string arg = argv[i];
1608 if (in_options && (arg.find('-') == 0)) {
1612 int result = parse_option(arg);
1613 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1616 else if (result == FG_OPTIONS_VERBOSE_HELP)
1619 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1620 fgOptLogLevel( "alert" );
1621 SGPath path( globals->get_fg_root() );
1622 path.append("Aircraft");
1623 fgShowAircraft(path, true);
1627 else if (result == FG_OPTIONS_EXIT)
1632 SG_LOG(SG_GENERAL, SG_INFO,
1633 "Reading command-line property file " << arg);
1634 readProperties(arg, globals->get_props());
1639 fgOptLogLevel( "alert" );
1644 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1648 // Parse config file options
1650 fgParseOptions (const string& path) {
1651 sg_gzifstream in( path );
1652 if ( !in.is_open() ) {
1656 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1659 while ( ! in.eof() ) {
1661 getline( in, line, '\n' );
1663 // catch extraneous (DOS) line ending character
1665 for (i = line.length(); i > 0; i--)
1666 if (line[i - 1] > 32)
1668 line = line.substr( 0, i );
1670 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1671 cerr << endl << "Config file parse error: " << path << " '"
1672 << line << "'" << endl;
1681 // Print usage message
1683 fgUsage (bool verbose)
1685 SGPropertyNode *locale = globals->get_locale();
1687 SGPropertyNode options_root;
1689 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1693 fgLoadProps("options.xml", &options_root);
1694 } catch (const sg_exception &) {
1695 cout << "Unable to read the help file." << endl;
1696 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1697 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1698 cout << "by adding --fg-root=path as a program argument." << endl;
1703 SGPropertyNode *options = options_root.getNode("options");
1705 SG_LOG( SG_GENERAL, SG_ALERT,
1706 "Error reading options.xml: <options> directive not found." );
1710 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1712 cout << "Usage: " << usage->getStringValue() << endl;
1715 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1716 for (unsigned int j = 0; j < section.size(); j++) {
1719 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1720 for (unsigned int k = 0; k < option.size(); k++) {
1722 SGPropertyNode *name = option[k]->getNode("name");
1723 SGPropertyNode *short_name = option[k]->getNode("short");
1724 SGPropertyNode *key = option[k]->getNode("key");
1725 SGPropertyNode *arg = option[k]->getNode("arg");
1726 bool brief = option[k]->getNode("brief") != 0;
1728 if ((brief || verbose) && name) {
1729 string tmp = name->getStringValue();
1733 tmp.append(key->getStringValue());
1737 tmp.append(arg->getStringValue());
1741 tmp.append(short_name->getStringValue());
1744 if (tmp.size() <= 25) {
1747 msg.append( 27-tmp.size(), ' ');
1751 msg.append(32, ' ');
1753 // There may be more than one <description> tag assosiated
1756 vector<SGPropertyNode_ptr> desc;
1757 desc = option[k]->getChildren("description");
1758 if (desc.size() > 0) {
1759 for ( unsigned int l = 0; l < desc.size(); l++) {
1761 // There may be more than one translation line.
1763 string t = desc[l]->getStringValue();
1764 SGPropertyNode *n = locale->getNode("strings");
1765 vector<SGPropertyNode_ptr>trans_desc =
1766 n->getChildren(t.substr(8).c_str());
1768 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1769 string t_str = trans_desc[m]->getStringValue();
1771 if ((m > 0) || ((l > 0) && m == 0)) {
1772 msg.append( 32, ' ');
1775 // If the string is too large to fit on the screen,
1776 // then split it up in several pieces.
1778 while ( t_str.size() > 47 ) {
1780 unsigned int m = t_str.rfind(' ', 47);
1781 msg += t_str.substr(0, m) + '\n';
1782 msg.append( 32, ' ');
1784 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1786 msg += t_str + '\n';
1793 SGPropertyNode *name;
1794 name = locale->getNode(section[j]->getStringValue("name"));
1796 if (!msg.empty() && name) {
1797 cout << endl << name->getStringValue() << ":" << endl;
1805 cout << "For a complete list of options use --help --verbose" << endl;
1808 cout << "Hit a key to continue..." << endl;
1813 // A simple function to return an integer depending on the position
1814 // of the status string within the array in order to determine the hierarchy.
1815 unsigned int getNumMaturity(const char * str)
1817 // changes should also be reflected in $FG_ROOT/data/options.xml &
1818 // $FG_ROOT/data/Translations/string-default.xml
1819 const char* levels[] = {"alpha","beta","early-production","production"};
1821 for (size_t i=0; i<(sizeof(levels)/sizeof(levels[0]));i++)
1822 if (strcmp(str,levels[i])==0)
1829 static void fgSearchAircraft(const SGPath &path, string_list &aircraft,
1834 ulDir *dirp = ulOpenDir(path.str().c_str());
1836 cerr << "Unable to open aircraft directory '" << path.str() << '\'' << endl;
1840 while ((dire = ulReadDir(dirp)) != NULL) {
1843 if (dire->d_isdir) {
1844 if (recursive && strcmp("CVS", dire->d_name)
1845 && strcmp(".", dire->d_name) && strcmp("..", dire->d_name))
1848 next.append(dire->d_name);
1850 fgSearchAircraft(next, aircraft, true);
1852 } else if ((ptr = strstr(dire->d_name, "-set.xml")) && (ptr[8] == '\0')) {
1854 SGPath afile = path;
1855 afile.append(dire->d_name);
1859 SGPropertyNode root;
1861 readProperties(afile.str(), &root);
1866 SGPropertyNode *desc = NULL;
1867 SGPropertyNode *status = NULL;
1869 SGPropertyNode *node = root.getNode("sim");
1871 desc = node->getNode("description");
1872 // if a status tag is found, read it in
1873 if (node->hasValue("status"))
1874 status = node->getNode("status");
1877 //additionally display status information where it is available
1879 string descStr(" ");
1880 descStr += dire->d_name;
1882 if (descStr.size() <= 27+3) {
1883 descStr.append(29+3-descStr.size(), ' ');
1886 descStr.append( 32, ' ');
1888 descStr += desc->getStringValue();
1891 SGPropertyNode * required_status
1892 = fgGetNode ("/sim/aircraft-min-status", true);
1894 // If the node holds the value "all", then there wasn't any status
1895 // level specified, so we simply go ahead and output ALL aircraft
1896 if (strcmp(required_status->getStringValue(),"all")==0) {
1897 aircraft.push_back(descStr);
1901 // If the node doesn't hold "all" as its value, then we are supposed
1902 // to show only aircraft meeting specific status (development status)
1905 if (node->hasValue("status")) {
1906 //Compare (minimally) required status level with actual aircraft status:
1907 if ( getNumMaturity(status->getStringValue() ) >=
1908 getNumMaturity(required_status->getStringValue() ) )
1909 aircraft.push_back(descStr); }
1921 * Search in the current directory, and in on directory deeper
1922 * for <aircraft>-set.xml configuration files and show the aircaft name
1923 * and the contents of the<description> tag in a sorted manner.
1925 * @parampath the directory to search for configuration files
1926 * @param recursive defines whether the directory should be searched recursively
1928 void fgShowAircraft(const SGPath &path, bool recursive) {
1929 string_list aircraft;
1931 fgSearchAircraft( path, aircraft, recursive );
1933 sort(aircraft.begin(), aircraft.end());
1934 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1935 cout << "Available aircraft:" << endl;
1936 for ( unsigned int i = 0; i < aircraft.size(); i++ ) {
1937 cout << aircraft[i] << endl;
1940 cout << "Hit a key to continue..." << endl;