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()
42 #include <simgear/math/sg_random.h>
43 #include <simgear/misc/sgstream.hxx>
44 #include <simgear/misc/sg_path.hxx>
45 #include <simgear/scene/material/mat.hxx>
47 // #include <Include/general.hxx>
48 // #include <Airports/simple.hxx>
49 // #include <Cockpit/cockpit.hxx>
50 // #include <FDM/flight.hxx>
52 #include <Autopilot/route_mgr.hxx>
55 #include "globals.hxx"
56 #include "fg_init.hxx"
57 #include "fg_props.hxx"
58 #include "options.hxx"
60 #include "viewmgr.hxx"
67 #define VERSION "CVS "__DATE__
70 #define NEW_DEFAULT_MODEL_HZ 120
78 FG_OPTIONS_VERBOSE_HELP = 4,
79 FG_OPTIONS_SHOW_AIRCRAFT = 5
83 atof( const string& str )
85 return ::atof( str.c_str() );
89 atoi( const string& str )
91 return ::atoi( str.c_str() );
95 * Set a few fail-safe default property values.
97 * These should all be set in $FG_ROOT/preferences.xml, but just
98 * in case, we provide some initial sane values here. This method
99 * should be invoked *before* reading any init files.
104 // set a possibly independent location for scenery data
105 char *envp = ::getenv( "FG_SCENERY" );
107 if ( envp != NULL ) {
108 // fg_root could be anywhere, so default to environmental
109 // variable $FG_ROOT if it is set.
110 globals->set_fg_scenery(envp);
112 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
113 globals->set_fg_scenery("");
115 // Position (deliberately out of range)
116 fgSetDouble("/position/longitude-deg", 9999.0);
117 fgSetDouble("/position/latitude-deg", 9999.0);
118 fgSetDouble("/position/altitude-ft", -9999.0);
121 fgSetDouble("/orientation/heading-deg", 9999.0);
122 fgSetDouble("/orientation/roll-deg", 0.0);
123 fgSetDouble("/orientation/pitch-deg", 0.424);
126 fgSetDouble("/velocities/uBody-fps", 0.0);
127 fgSetDouble("/velocities/vBody-fps", 0.0);
128 fgSetDouble("/velocities/wBody-fps", 0.0);
129 fgSetDouble("/velocities/speed-north-fps", 0.0);
130 fgSetDouble("/velocities/speed-east-fps", 0.0);
131 fgSetDouble("/velocities/speed-down-fps", 0.0);
132 fgSetDouble("/velocities/airspeed-kt", 0.0);
133 fgSetDouble("/velocities/mach", 0.0);
136 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
137 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
138 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
140 fgSetDouble("/sim/presets/heading-deg", 9999.0);
141 fgSetDouble("/sim/presets/roll-deg", 0.0);
142 fgSetDouble("/sim/presets/pitch-deg", 0.424);
144 fgSetString("/sim/presets/speed-set", "knots");
145 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
146 fgSetDouble("/sim/presets/mach", 0.0);
147 fgSetDouble("/sim/presets/uBody-fps", 0.0);
148 fgSetDouble("/sim/presets/vBody-fps", 0.0);
149 fgSetDouble("/sim/presets/wBody-fps", 0.0);
150 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
151 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
152 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
154 fgSetBool("/sim/presets/onground", true);
155 fgSetBool("/sim/presets/trim", false);
158 fgSetBool("/sim/startup/game-mode", false);
159 fgSetBool("/sim/startup/splash-screen", true);
160 fgSetBool("/sim/startup/intro-music", true);
161 // we want mouse-pointer to have an undefined value if nothing is
162 // specified so we can do the right thing for voodoo-1/2 cards.
163 // fgSetString("/sim/startup/mouse-pointer", "disabled");
164 fgSetString("/sim/control-mode", "joystick");
165 fgSetBool("/sim/auto-coordination", false);
167 fgSetString("/sim/startup/browser-app", "webrun.bat");
168 #elif defined(__APPLE__)
169 fgSetString("/sim/startup/browser-app", "open");
171 fgSetString("/sim/startup/browser-app", "launchWebJumper");
173 envp = ::getenv( "WEBBROWSER" );
174 if (!envp) envp = "netscape";
175 fgSetString("/sim/startup/browser-app", envp);
177 fgSetString("/sim/logging/priority", "alert");
180 fgSetBool("/sim/hud/color/antialiased", false);
181 fgSetBool("/sim/hud/enable3d", true);
182 fgSetBool("/sim/hud/visibility", false);
183 fgSetBool("/sim/panel/visibility", true);
184 fgSetBool("/sim/sound/pause", false);
186 // Flight Model options
187 fgSetString("/sim/flight-model", "jsb");
188 fgSetString("/sim/aero", "c172");
189 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
190 fgSetInt("/sim/speed-up", 1);
193 fgSetString("/sim/rendering/fog", "nicest");
194 fgSetBool("/environment/clouds/status", true);
195 fgSetBool("/sim/startup/fullscreen", false);
196 fgSetBool("/sim/rendering/shading", true);
197 fgSetBool("/sim/rendering/skyblend", true);
198 fgSetBool("/sim/rendering/textures", true);
199 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
200 fgSetInt("/sim/rendering/filtering", 1);
201 fgSetBool("/sim/rendering/wireframe", false);
202 fgSetBool("/sim/rendering/horizon-effect", false);
203 fgSetBool("/sim/rendering/enhanced-lighting", false);
204 fgSetBool("/sim/rendering/distance-attenuation", false);
205 fgSetBool("/sim/rendering/specular-highlight", true);
206 fgSetInt("/sim/startup/xsize", 800);
207 fgSetInt("/sim/startup/ysize", 600);
208 fgSetInt("/sim/rendering/bits-per-pixel", 16);
209 fgSetString("/sim/view-mode", "pilot");
210 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
213 fgSetString("/sim/startup/units", "feet");
214 fgSetString("/sim/hud/frame-stat-type", "tris");
217 fgSetInt("/sim/startup/time-offset", 0);
218 fgSetString("/sim/startup/time-offset-type", "system-offset");
219 fgSetLong("/sim/time/cur-time-override", 0);
222 fgSetBool("/sim/freeze/master", false);
223 fgSetBool("/sim/freeze/position", false);
224 fgSetBool("/sim/freeze/clock", false);
225 fgSetBool("/sim/freeze/fuel", false);
227 fgSetString("/sim/multiplay/callsign", "callsign");
228 fgSetString("/sim/multiplay/rxhost", "0");
229 fgSetString("/sim/multiplay/txhost", "0");
230 fgSetInt("/sim/multiplay/rxport", 0);
231 fgSetInt("/sim/multiplay/txport", 0);
235 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
236 double * speed, double * gust)
238 string::size_type pos = wind.find('@');
239 if (pos == string::npos)
241 string dir = wind.substr(0, pos);
242 string spd = wind.substr(pos+1);
244 if (pos == string::npos) {
245 *min_hdg = *max_hdg = atof(dir.c_str());
247 *min_hdg = atof(dir.substr(0,pos).c_str());
248 *max_hdg = atof(dir.substr(pos+1).c_str());
251 if (pos == string::npos) {
252 *speed = *gust = atof(spd.c_str());
254 *speed = atof(spd.substr(0,pos).c_str());
255 *gust = atof(spd.substr(pos+1).c_str());
260 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
262 parse_time(const string& time_in) {
263 char *time_str, num[256];
264 double hours, minutes, seconds;
269 time_str = (char *)time_in.c_str();
271 // printf("parse_time(): %s\n", time_str);
274 if ( strlen(time_str) ) {
275 if ( time_str[0] == '+' ) {
278 } else if ( time_str[0] == '-' ) {
283 // printf("sign = %d\n", sign);
286 if ( strlen(time_str) ) {
288 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
289 num[i] = time_str[0];
293 if ( time_str[0] == ':' ) {
298 // printf("hours = %.2lf\n", hours);
304 if ( strlen(time_str) ) {
306 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
307 num[i] = time_str[0];
311 if ( time_str[0] == ':' ) {
316 // printf("minutes = %.2lf\n", minutes);
318 result += minutes / 60.0;
322 if ( strlen(time_str) ) {
324 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
325 num[i] = time_str[0];
331 // printf("seconds = %.2lf\n", seconds);
333 result += seconds / 3600.0;
336 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
338 return(sign * result);
342 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
344 parse_date( const string& date)
347 char * date_str, num[256];
349 // initialize to zero
356 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
357 date_str = (char *)date.c_str();
359 if ( strlen(date_str) ) {
361 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
362 num[i] = date_str[0];
366 if ( date_str[0] == ':' ) {
370 gmt.tm_year = atoi(num) - 1900;
373 if ( strlen(date_str) ) {
375 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
376 num[i] = date_str[0];
380 if ( date_str[0] == ':' ) {
384 gmt.tm_mon = atoi(num) -1;
387 if ( strlen(date_str) ) {
389 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
390 num[i] = date_str[0];
394 if ( date_str[0] == ':' ) {
398 gmt.tm_mday = atoi(num);
401 if ( strlen(date_str) ) {
403 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
404 num[i] = date_str[0];
408 if ( date_str[0] == ':' ) {
412 gmt.tm_hour = atoi(num);
415 if ( strlen(date_str) ) {
417 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
418 num[i] = date_str[0];
422 if ( date_str[0] == ':' ) {
426 gmt.tm_min = atoi(num);
429 if ( strlen(date_str) ) {
431 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
432 num[i] = date_str[0];
436 if ( date_str[0] == ':' ) {
440 gmt.tm_sec = atoi(num);
442 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
443 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
444 //printf ("Date is %s\n", ctime(&theTime));
445 //printf ("in seconds that is %d\n", theTime);
451 // parse angle in the form of [+/-]ddd:mm:ss into degrees
453 parse_degree( const string& degree_str) {
454 double result = parse_time( degree_str );
456 // printf("Degree = %.4f\n", result);
462 // parse time offset string into seconds
464 parse_time_offset( const string& time_str) {
467 // printf("time offset = %s\n", time_str);
470 result = (int)rint(parse_time(time_str) * 3600.0);
472 result = (int)(parse_time(time_str) * 3600.0);
475 // printf("parse_time_offset(): %d\n", result);
481 // Parse --fov=x.xx type option
483 parse_fov( const string& arg ) {
484 double fov = atof(arg);
486 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
487 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
489 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
491 // printf("parse_fov(): result = %.4f\n", fov);
497 // Parse I/O channel option
499 // Format is "--protocol=medium,direction,hz,medium_options,..."
501 // protocol = { native, nmea, garmin, AV400, fgfs, rul, pve, etc. }
502 // medium = { serial, socket, file, etc. }
503 // direction = { in, out, bi }
504 // hz = number of times to process channel per second (floating
505 // point values are ok.
507 // Serial example "--nmea=serial,dir,hz,device,baud" where
509 // device = OS device name of serial line to be open()'ed
510 // baud = {300, 1200, 2400, ..., 230400}
512 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
514 // machine = machine name or ip address if client (leave empty if server)
515 // port = port, leave empty to let system choose
516 // style = tcp or udp
518 // File example "--garmin=file,dir,hz,filename" where
520 // filename = file system file name
523 add_channel( const string& type, const string& channel_str ) {
524 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
525 globals->get_channel_options_list()->push_back( type + "," + channel_str );
530 // The parse wp and parse flight-plan options don't work anymore, because
531 // the route manager and the airport subsystems have not yet been initialized
534 // Parse --wp=ID[@alt]
536 parse_wp( const string& arg ) {
537 string_list *waypoints = globals->get_initial_waypoints();
539 waypoints = new string_list;
540 globals->set_initial_waypoints(waypoints);
542 waypoints->push_back(arg);
546 // Parse --flight-plan=[file]
548 parse_flightplan(const string& arg)
550 string_list *waypoints = globals->get_initial_waypoints();
552 waypoints = new string_list;
553 globals->set_initial_waypoints(waypoints);
556 sg_gzifstream in(arg.c_str());
562 getline( in, line, '\n' );
564 // catch extraneous (DOS) line ending character
565 if ( line[line.length() - 1] < 32 )
566 line = line.substr( 0, line.length()-1 );
571 waypoints->push_back(line);
578 fgOptLanguage( const char *arg )
580 globals->set_locale( fgInitLocale( arg ) );
581 return FG_OPTIONS_OK;
587 fgSetString("/sim/presets/airport-id", "");
588 fgSetString("/sim/presets/vor-id", "");
589 fgSetString("/sim/presets/ndb-id", "");
590 fgSetString("/sim/presets/carrier", "");
591 fgSetString("/sim/presets/parkpos", "");
592 fgSetString("/sim/presets/fix", "");
596 fgOptVOR( const char * arg )
599 fgSetString("/sim/presets/vor-id", arg);
600 return FG_OPTIONS_OK;
604 fgOptNDB( const char * arg )
607 fgSetString("/sim/presets/ndb-id", arg);
608 return FG_OPTIONS_OK;
612 fgOptCarrier( const char * arg )
615 fgSetString("/sim/presets/carrier", arg);
616 return FG_OPTIONS_OK;
620 fgOptParkpos( const char * arg )
622 fgSetString("/sim/presets/parkpos", arg);
623 return FG_OPTIONS_OK;
627 fgOptFIX( const char * arg )
630 fgSetString("/sim/presets/fix", arg);
631 return FG_OPTIONS_OK;
635 fgOptLon( const char *arg )
638 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
639 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
640 return FG_OPTIONS_OK;
644 fgOptLat( const char *arg )
647 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
648 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
649 return FG_OPTIONS_OK;
653 fgOptAltitude( const char *arg )
655 fgSetBool("/sim/presets/onground", false);
656 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
657 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
659 fgSetDouble("/sim/presets/altitude-ft",
660 atof( arg ) * SG_METER_TO_FEET);
661 return FG_OPTIONS_OK;
665 fgOptUBody( const char *arg )
667 fgSetString("/sim/presets/speed-set", "UVW");
668 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
669 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
671 fgSetDouble("/sim/presets/uBody-fps",
672 atof( arg ) * SG_METER_TO_FEET);
673 return FG_OPTIONS_OK;
677 fgOptVBody( const char *arg )
679 fgSetString("/sim/presets/speed-set", "UVW");
680 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
681 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
683 fgSetDouble("/sim/presets/vBody-fps",
684 atof( arg ) * SG_METER_TO_FEET);
685 return FG_OPTIONS_OK;
689 fgOptWBody( const char *arg )
691 fgSetString("/sim/presets/speed-set", "UVW");
692 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
693 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
695 fgSetDouble("/sim/presets/wBody-fps",
696 atof(arg) * SG_METER_TO_FEET);
697 return FG_OPTIONS_OK;
701 fgOptVNorth( const char *arg )
703 fgSetString("/sim/presets/speed-set", "NED");
704 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
705 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
707 fgSetDouble("/sim/presets/speed-north-fps",
708 atof( arg ) * SG_METER_TO_FEET);
709 return FG_OPTIONS_OK;
713 fgOptVEast( const char *arg )
715 fgSetString("/sim/presets/speed-set", "NED");
716 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
717 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
719 fgSetDouble("/sim/presets/speed-east-fps",
720 atof(arg) * SG_METER_TO_FEET);
721 return FG_OPTIONS_OK;
725 fgOptVDown( const char *arg )
727 fgSetString("/sim/presets/speed-set", "NED");
728 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
729 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
731 fgSetDouble("/sim/presets/speed-down-fps",
732 atof(arg) * SG_METER_TO_FEET);
733 return FG_OPTIONS_OK;
737 fgOptVc( const char *arg )
739 // fgSetString("/sim/presets/speed-set", "knots");
740 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
741 fgSetString("/sim/presets/speed-set", "knots");
742 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
743 return FG_OPTIONS_OK;
747 fgOptMach( const char *arg )
749 fgSetString("/sim/presets/speed-set", "mach");
750 fgSetDouble("/sim/presets/mach", atof(arg));
751 return FG_OPTIONS_OK;
755 fgOptRoc( const char *arg )
757 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
758 return FG_OPTIONS_OK;
762 fgOptFgRoot( const char *arg )
764 globals->set_fg_root(arg);
765 return FG_OPTIONS_OK;
769 fgOptFgScenery( const char *arg )
771 globals->set_fg_scenery(arg);
772 return FG_OPTIONS_OK;
776 fgOptFov( const char *arg )
779 return FG_OPTIONS_OK;
783 fgOptGeometry( const char *arg )
785 bool geometry_ok = true;
786 int xsize = 0, ysize = 0;
787 string geometry = arg;
788 string::size_type i = geometry.find('x');
790 if (i != string::npos) {
791 xsize = atoi(geometry.substr(0, i));
792 ysize = atoi(geometry.substr(i+1));
797 if ( xsize <= 0 || ysize <= 0 ) {
803 if ( !geometry_ok ) {
804 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
805 SG_LOG( SG_GENERAL, SG_ALERT,
806 "Setting geometry to " << xsize << 'x' << ysize << '\n');
808 SG_LOG( SG_GENERAL, SG_INFO,
809 "Setting geometry to " << xsize << 'x' << ysize << '\n');
810 fgSetInt("/sim/startup/xsize", xsize);
811 fgSetInt("/sim/startup/ysize", ysize);
813 return FG_OPTIONS_OK;
817 fgOptBpp( const char *arg )
819 string bits_per_pix = arg;
820 if ( bits_per_pix == "16" ) {
821 fgSetInt("/sim/rendering/bits-per-pixel", 16);
822 } else if ( bits_per_pix == "24" ) {
823 fgSetInt("/sim/rendering/bits-per-pixel", 24);
824 } else if ( bits_per_pix == "32" ) {
825 fgSetInt("/sim/rendering/bits-per-pixel", 32);
827 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
829 return FG_OPTIONS_OK;
833 fgOptTimeOffset( const char *arg )
835 fgSetInt("/sim/startup/time-offset",
836 parse_time_offset( arg ));
837 fgSetString("/sim/startup/time-offset-type", "system-offset");
838 return FG_OPTIONS_OK;
842 fgOptStartDateSys( const char *arg )
844 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
845 fgSetString("/sim/startup/time-offset-type", "system");
846 return FG_OPTIONS_OK;
850 fgOptStartDateLat( const char *arg )
852 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
853 fgSetString("/sim/startup/time-offset-type", "latitude");
854 return FG_OPTIONS_OK;
858 fgOptStartDateGmt( const char *arg )
860 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
861 fgSetString("/sim/startup/time-offset-type", "gmt");
862 return FG_OPTIONS_OK;
866 fgSetupProxy( const char *arg )
868 string options = arg;
869 string host, port, auth;
870 string::size_type pos;
872 host = port = auth = "";
873 if ((pos = options.find("@")) != string::npos)
874 auth = options.substr(0, pos++);
878 host = options.substr(pos, options.size());
879 if ((pos = host.find(":")) != string::npos) {
880 port = host.substr(++pos, host.size());
881 host.erase(--pos, host.size());
884 fgSetString("/sim/presets/proxy/host", host.c_str());
885 fgSetString("/sim/presets/proxy/port", port.c_str());
886 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
888 return FG_OPTIONS_OK;
892 fgOptTraceRead( const char *arg )
895 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
896 fgGetNode(name.c_str(), true)
897 ->setAttribute(SGPropertyNode::TRACE_READ, true);
898 return FG_OPTIONS_OK;
902 fgOptLogLevel( const char *arg )
904 fgSetString("/sim/logging/classes", "all");
905 fgSetString("/sim/logging/priority", arg);
907 string priority = arg;
908 logbuf::set_log_classes(SG_ALL);
909 if (priority == "bulk") {
910 logbuf::set_log_priority(SG_BULK);
911 } else if (priority == "debug") {
912 logbuf::set_log_priority(SG_DEBUG);
913 } else if (priority == "info") {
914 logbuf::set_log_priority(SG_INFO);
915 } else if (priority == "warn") {
916 logbuf::set_log_priority(SG_WARN);
917 } else if (priority == "alert") {
918 logbuf::set_log_priority(SG_ALERT);
920 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
922 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
924 return FG_OPTIONS_OK;
929 fgOptTraceWrite( const char *arg )
932 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
933 fgGetNode(name.c_str(), true)
934 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
935 return FG_OPTIONS_OK;
939 fgOptViewOffset( const char *arg )
941 // $$$ begin - added VS Renganathan, 14 Oct 2K
942 // for multi-window outside window imagery
943 string woffset = arg;
944 double default_view_offset = 0.0;
945 if ( woffset == "LEFT" ) {
946 default_view_offset = SGD_PI * 0.25;
947 } else if ( woffset == "RIGHT" ) {
948 default_view_offset = SGD_PI * 1.75;
949 } else if ( woffset == "CENTER" ) {
950 default_view_offset = 0.00;
952 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
954 /* apparently not used (CLO, 11 Jun 2002)
955 FGViewer *pilot_view =
956 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
957 // this will work without calls to the viewer...
958 fgSetDouble( "/sim/current-view/heading-offset-deg",
959 default_view_offset * SGD_RADIANS_TO_DEGREES );
960 // $$$ end - added VS Renganathan, 14 Oct 2K
961 return FG_OPTIONS_OK;
965 fgOptVisibilityMeters( const char *arg )
967 double visibility = atof( arg );
968 fgDefaultWeatherValue("visibility-m", visibility);
969 return FG_OPTIONS_OK;
973 fgOptVisibilityMiles( const char *arg )
975 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
976 fgDefaultWeatherValue("visibility-m", visibility);
977 return FG_OPTIONS_OK;
981 fgOptRandomWind( const char *arg )
983 double min_hdg = sg_random() * 360.0;
984 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
985 double speed = sg_random() * sg_random() * 40;
986 double gust = speed + (10 - sqrt(sg_random() * 100));
987 fgSetupWind(min_hdg, max_hdg, speed, gust);
988 return FG_OPTIONS_OK;
992 fgOptWind( const char *arg )
994 double min_hdg, max_hdg, speed, gust;
995 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
996 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
997 return FG_OPTIONS_ERROR;
999 fgSetupWind(min_hdg, max_hdg, speed, gust);
1000 return FG_OPTIONS_OK;
1004 fgOptTurbulence( const char *arg )
1006 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1007 return FG_OPTIONS_OK;
1011 fgOptCeiling( const char *arg )
1013 double elevation, thickness;
1015 string::size_type pos = spec.find(':');
1016 if (pos == string::npos) {
1017 elevation = atof(spec.c_str());
1020 elevation = atof(spec.substr(0, pos).c_str());
1021 thickness = atof(spec.substr(pos + 1).c_str());
1023 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1024 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1025 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1026 return FG_OPTIONS_OK;
1030 fgOptWp( const char *arg )
1033 return FG_OPTIONS_OK;
1037 fgOptFlightPlan( const char *arg )
1039 parse_flightplan ( arg );
1040 return FG_OPTIONS_OK;
1044 fgOptConfig( const char *arg )
1048 readProperties(file, globals->get_props());
1049 } catch (const sg_exception &e) {
1050 string message = "Error loading config file: ";
1051 message += e.getFormattedMessage() + e.getOrigin();
1052 SG_LOG(SG_INPUT, SG_ALERT, message);
1055 return FG_OPTIONS_OK;
1059 parse_colon (const string &s, double * val1, double * val2)
1061 string::size_type pos = s.find(':');
1062 if (pos == string::npos) {
1066 *val1 = atof(s.substr(0, pos).c_str());
1067 *val2 = atof(s.substr(pos+1).c_str());
1074 fgOptFailure( const char * arg )
1078 fgSetBool("/systems/pitot/serviceable", false);
1079 } else if (a == "static") {
1080 fgSetBool("/systems/static/serviceable", false);
1081 } else if (a == "vacuum") {
1082 fgSetBool("/systems/vacuum/serviceable", false);
1083 } else if (a == "electrical") {
1084 fgSetBool("/systems/electrical/serviceable", false);
1086 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1087 return FG_OPTIONS_ERROR;
1090 return FG_OPTIONS_OK;
1095 fgOptNAV1( const char * arg )
1097 double radial, freq;
1098 if (parse_colon(arg, &radial, &freq))
1099 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1100 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1101 return FG_OPTIONS_OK;
1105 fgOptNAV2( const char * arg )
1107 double radial, freq;
1108 if (parse_colon(arg, &radial, &freq))
1109 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1110 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1111 return FG_OPTIONS_OK;
1115 fgOptADF( const char * arg )
1118 if (parse_colon(arg, &rot, &freq))
1119 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1120 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1121 return FG_OPTIONS_OK;
1125 fgOptDME( const char *arg )
1128 if (opt == "nav1") {
1129 fgSetInt("/instrumentation/dme/switch-position", 1);
1130 fgSetString("/instrumentation/dme/frequencies/source",
1131 "/instrumentation/nav[0]/frequencies/selected-mhz");
1132 } else if (opt == "nav2") {
1133 fgSetInt("/instrumentation/dme/switch-position", 3);
1134 fgSetString("/instrumentation/dme/frequencies/source",
1135 "/instrumentation/nav[1]/frequencies/selected-mhz");
1137 fgSetInt("/instrumentation/dme/switch-position", 2);
1138 fgSetString("/instrumentation/dme/frequencies/source",
1139 "/instrumentation/dme/frequencies/selected-mhz");
1140 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1142 return FG_OPTIONS_OK;
1146 fgOptLivery( const char *arg )
1149 string livery_path = "livery/" + opt;
1150 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1151 return FG_OPTIONS_OK;
1155 fgOptScenario( const char *arg )
1157 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1158 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1160 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1161 int ind = scenarii[i]->getIndex();
1162 if ( index < ind ) {
1166 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1167 scenario->setStringValue( arg );
1168 ai_node->setBoolValue( "enabled", true );
1169 return FG_OPTIONS_OK;
1173 fgOptRunway( const char *arg )
1175 fgSetString("/sim/presets/runway", arg );
1176 fgSetBool("/sim/presets/runway-requested", true );
1177 return FG_OPTIONS_OK;
1181 fgOptParking( const char *arg )
1183 cerr << "Processing argument " << arg << endl;
1184 fgSetString("/sim/presets/parking", arg );
1185 fgSetBool ("/sim/presets/parking-requested", true );
1186 return FG_OPTIONS_OK;
1190 fgOptVersion( const char *arg )
1192 cerr << VERSION << endl;
1193 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1194 cerr << "FG_HOME=" << fgGetString("/sim/fg-home") << endl;
1195 return FG_OPTIONS_EXIT;
1198 static map<string,size_t> fgOptionMap;
1201 option has_param type property b_param s_param func
1204 option : name of the option
1205 has_param : option is --name=value if true or --name if false
1206 type : OPTION_BOOL - property is a boolean
1207 OPTION_STRING - property is a string
1208 OPTION_DOUBLE - property is a double
1209 OPTION_INT - property is an integer
1210 OPTION_CHANNEL - name of option is the name of a channel
1211 OPTION_FUNC - the option trigger a function
1212 b_param : if type==OPTION_BOOL,
1213 value set to the property (has_param is false for boolean)
1214 s_param : if type==OPTION_STRING,
1215 value set to the property if has_param is false
1216 func : function called if type==OPTION_FUNC. if has_param is true,
1217 the value is passed to the function as a string, otherwise,
1220 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1221 double or an integer and set to the property.
1223 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1227 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1231 enum OptionType type;
1235 int (*func)( const char * );
1236 } fgOptionArray[] = {
1238 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1239 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1240 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1241 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1242 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1243 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1244 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1245 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1246 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1247 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1248 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1249 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", false, "", 0 },
1250 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", true, "", 0 },
1251 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1252 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1253 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1254 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1255 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1256 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1257 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1258 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1259 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1260 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1261 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1262 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1263 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1264 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1265 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1266 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1267 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1268 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1269 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1270 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1271 {"disable-sound", false, OPTION_BOOL, "/sim/sound/pause", true, "", 0 },
1272 {"enable-sound", false, OPTION_BOOL, "/sim/sound/pause", false, "", 0 },
1273 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1274 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1275 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1276 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1277 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1278 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1279 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1280 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1281 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1282 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1283 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1284 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1285 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1286 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1287 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1288 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1289 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1290 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1291 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1292 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1293 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1294 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1295 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1296 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1297 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1298 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1299 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1300 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1301 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1302 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1303 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1304 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1305 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1306 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1307 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1308 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1309 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1310 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1311 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1312 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1313 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1314 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1315 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1316 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1317 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1318 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1319 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1320 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1321 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1322 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1323 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1324 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1325 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1326 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1327 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1328 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1329 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1330 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1331 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1332 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1333 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1334 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1335 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1336 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1337 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1338 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1339 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1340 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1341 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1342 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1343 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1344 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1345 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1346 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1347 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1348 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1349 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1350 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1351 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1352 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1353 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1354 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1355 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1356 #ifdef FG_JPEG_SERVER
1357 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1359 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1360 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1361 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1362 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1363 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1364 {"AV400", true, OPTION_CHANNEL, "", false, "", 0 },
1365 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1366 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1367 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1368 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1369 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1370 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1371 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1372 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1373 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1374 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1375 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1376 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1377 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1378 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1379 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1380 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1381 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1382 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1383 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1384 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1385 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1386 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1387 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1388 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1389 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1390 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1391 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1392 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1393 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1394 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1395 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1396 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1397 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1398 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1399 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1400 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1401 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1402 {"ai-scenario", true, OPTION_FUNC, "", false, "", fgOptScenario },
1403 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1404 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1409 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1410 // <type> can be "double" etc. but also only the first letter "d".
1411 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1413 set_property(const string& arg)
1415 string::size_type pos = arg.find('=');
1416 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1419 string name = arg.substr(0, pos);
1420 string value = arg.substr(pos + 1);
1422 pos = name.find(':');
1424 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1425 type = name.substr(0, pos);
1426 name = name.substr(pos + 1);
1428 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1430 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1432 n->setAttribute(SGPropertyNode::WRITE, true);
1436 ret = n->setUnspecifiedValue(value.c_str());
1437 else if (type == "s" || type == "string")
1438 ret = n->setStringValue(value.c_str());
1439 else if (type == "d" || type == "double")
1440 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1441 else if (type == "f" || type == "float")
1442 ret = n->setFloatValue(atof(value.c_str()));
1443 else if (type == "l" || type == "long")
1444 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1445 else if (type == "i" || type == "int")
1446 ret = n->setIntValue(atoi(value.c_str()));
1447 else if (type == "b" || type == "bool")
1448 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1451 n->setAttribute(SGPropertyNode::WRITE, false);
1456 // Parse a single option
1458 parse_option (const string& arg)
1460 if ( fgOptionMap.size() == 0 ) {
1462 OptionDesc *pt = &fgOptionArray[ 0 ];
1463 while ( pt->option != 0 ) {
1464 fgOptionMap[ pt->option ] = i;
1471 if ( (arg == "--help") || (arg == "-h") ) {
1472 // help/usage request
1473 return(FG_OPTIONS_HELP);
1474 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1475 // verbose help/usage request
1476 return(FG_OPTIONS_VERBOSE_HELP);
1477 } else if ( arg.find( "--show-aircraft") == 0) {
1478 return(FG_OPTIONS_SHOW_AIRCRAFT);
1479 } else if ( arg.find( "--prop:" ) == 0 ) {
1480 if (!set_property(arg.substr(7))) {
1481 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1482 return FG_OPTIONS_ERROR;
1484 } else if ( arg.find( "--" ) == 0 ) {
1485 size_t pos = arg.find( '=' );
1486 string arg_name, arg_value;
1487 if ( pos == string::npos ) {
1488 arg_name = arg.substr( 2 );
1490 arg_name = arg.substr( 2, pos - 2 );
1491 arg_value = arg.substr( pos + 1);
1493 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1494 if ( it != fgOptionMap.end() ) {
1495 OptionDesc *pt = &fgOptionArray[ it->second ];
1496 switch ( pt->type ) {
1498 fgSetBool( pt->property, pt->b_param );
1501 if ( pt->has_param && !arg_value.empty() ) {
1502 fgSetString( pt->property, arg_value.c_str() );
1503 } else if ( !pt->has_param && arg_value.empty() ) {
1504 fgSetString( pt->property, pt->s_param );
1505 } else if ( pt->has_param ) {
1506 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1507 return FG_OPTIONS_ERROR;
1509 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1510 return FG_OPTIONS_ERROR;
1514 if ( !arg_value.empty() ) {
1515 fgSetDouble( pt->property, atof( arg_value ) );
1517 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1518 return FG_OPTIONS_ERROR;
1522 if ( !arg_value.empty() ) {
1523 fgSetInt( pt->property, atoi( arg_value ) );
1525 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1526 return FG_OPTIONS_ERROR;
1529 case OPTION_CHANNEL:
1530 if ( pt->has_param && !arg_value.empty() ) {
1531 add_channel( pt->option, arg_value );
1532 } else if ( !pt->has_param && arg_value.empty() ) {
1533 add_channel( pt->option, pt->s_param );
1534 } else if ( pt->has_param ) {
1535 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1536 return FG_OPTIONS_ERROR;
1538 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1539 return FG_OPTIONS_ERROR;
1543 if ( pt->has_param && !arg_value.empty() ) {
1544 return pt->func( arg_value.c_str() );
1545 } else if ( !pt->has_param && arg_value.empty() ) {
1546 return pt->func( 0 );
1547 } else if ( pt->has_param ) {
1548 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1549 return FG_OPTIONS_ERROR;
1551 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1552 return FG_OPTIONS_ERROR;
1557 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1558 return FG_OPTIONS_ERROR;
1561 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1562 return FG_OPTIONS_ERROR;
1565 return FG_OPTIONS_OK;
1569 // Parse the command line options
1571 fgParseArgs (int argc, char **argv)
1573 bool in_options = true;
1574 bool verbose = false;
1577 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1579 for (int i = 1; i < argc; i++) {
1580 string arg = argv[i];
1582 if (in_options && (arg.find('-') == 0)) {
1586 int result = parse_option(arg);
1587 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1590 else if (result == FG_OPTIONS_VERBOSE_HELP)
1593 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1594 fgOptLogLevel( "alert" );
1595 SGPath path( globals->get_fg_root() );
1596 path.append("Aircraft");
1597 fgShowAircraft(path, true);
1601 else if (result == FG_OPTIONS_EXIT)
1606 SG_LOG(SG_GENERAL, SG_INFO,
1607 "Reading command-line property file " << arg);
1608 readProperties(arg, globals->get_props());
1613 fgOptLogLevel( "alert" );
1618 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1622 // Parse config file options
1624 fgParseOptions (const string& path) {
1625 sg_gzifstream in( path );
1626 if ( !in.is_open() ) {
1630 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1633 while ( ! in.eof() ) {
1635 getline( in, line, '\n' );
1637 // catch extraneous (DOS) line ending character
1639 for (i = line.length(); i > 0; i--)
1640 if (line[i - 1] > 32)
1642 line = line.substr( 0, i );
1644 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1645 cerr << endl << "Config file parse error: " << path << " '"
1646 << line << "'" << endl;
1655 // Print usage message
1657 fgUsage (bool verbose)
1659 SGPropertyNode *locale = globals->get_locale();
1661 SGPropertyNode options_root;
1663 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1667 fgLoadProps("options.xml", &options_root);
1668 } catch (const sg_exception &) {
1669 cout << "Unable to read the help file." << endl;
1670 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1671 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1672 cout << "by adding --fg-root=path as a program argument." << endl;
1677 SGPropertyNode *options = options_root.getNode("options");
1679 SG_LOG( SG_GENERAL, SG_ALERT,
1680 "Error reading options.xml: <options> directive not found." );
1684 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1686 cout << "Usage: " << usage->getStringValue() << endl;
1689 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1690 for (unsigned int j = 0; j < section.size(); j++) {
1693 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1694 for (unsigned int k = 0; k < option.size(); k++) {
1696 SGPropertyNode *name = option[k]->getNode("name");
1697 SGPropertyNode *short_name = option[k]->getNode("short");
1698 SGPropertyNode *key = option[k]->getNode("key");
1699 SGPropertyNode *arg = option[k]->getNode("arg");
1700 bool brief = option[k]->getNode("brief") != 0;
1702 if ((brief || verbose) && name) {
1703 string tmp = name->getStringValue();
1707 tmp.append(key->getStringValue());
1711 tmp.append(arg->getStringValue());
1715 tmp.append(short_name->getStringValue());
1718 if (tmp.size() <= 25) {
1721 msg.append( 27-tmp.size(), ' ');
1725 msg.append(32, ' ');
1727 // There may be more than one <description> tag assosiated
1730 vector<SGPropertyNode_ptr> desc;
1731 desc = option[k]->getChildren("description");
1732 if (desc.size() > 0) {
1733 for ( unsigned int l = 0; l < desc.size(); l++) {
1735 // There may be more than one translation line.
1737 string t = desc[l]->getStringValue();
1738 SGPropertyNode *n = locale->getNode("strings");
1739 vector<SGPropertyNode_ptr>trans_desc =
1740 n->getChildren(t.substr(8).c_str());
1742 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1743 string t_str = trans_desc[m]->getStringValue();
1745 if ((m > 0) || ((l > 0) && m == 0)) {
1746 msg.append( 32, ' ');
1749 // If the string is too large to fit on the screen,
1750 // then split it up in several pieces.
1752 while ( t_str.size() > 47 ) {
1754 unsigned int m = t_str.rfind(' ', 47);
1755 msg += t_str.substr(0, m) + '\n';
1756 msg.append( 32, ' ');
1758 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1760 msg += t_str + '\n';
1767 SGPropertyNode *name;
1768 name = locale->getNode(section[j]->getStringValue("name"));
1770 if (!msg.empty() && name) {
1771 cout << endl << name->getStringValue() << ":" << endl;
1779 cout << "For a complete list of options use --help --verbose" << endl;
1782 cout << "Hit a key to continue..." << endl;
1787 // A simple function to return an integer depending on the position
1788 // of the status string within the array in order to determine the hierarchy.
1789 unsigned int getNumMaturity(const char * str)
1791 // changes should also be reflected in $FG_ROOT/data/options.xml &
1792 // $FG_ROOT/data/Translations/string-default.xml
1793 const char levels[][20]= {"alpha","beta","early-production","production",0};
1795 for (unsigned int i=0; i<(sizeof(levels)/sizeof(levels[0])-1);i++)
1796 if (strcmp(str,levels[i])==0)
1803 static void fgSearchAircraft(const SGPath &path, string_list &aircraft,
1808 ulDir *dirp = ulOpenDir(path.str().c_str());
1810 cerr << "Unable to open aircraft directory '" << path.str() << '\'' << endl;
1814 while ((dire = ulReadDir(dirp)) != NULL) {
1817 if (dire->d_isdir) {
1818 if (recursive && strcmp("CVS", dire->d_name)
1819 && strcmp(".", dire->d_name) && strcmp("..", dire->d_name))
1822 next.append(dire->d_name);
1824 fgSearchAircraft(next, aircraft, true);
1826 } else if ((ptr = strstr(dire->d_name, "-set.xml")) && (ptr[8] == '\0')) {
1828 SGPath afile = path;
1829 afile.append(dire->d_name);
1833 SGPropertyNode root;
1835 readProperties(afile.str(), &root);
1840 SGPropertyNode *desc = NULL;
1841 SGPropertyNode *status = NULL;
1843 SGPropertyNode *node = root.getNode("sim");
1845 desc = node->getNode("description");
1846 // if a status tag is found, read it in
1847 if (node->hasValue("status"))
1848 status = node->getNode("status");
1851 //additionally display status information where it is available
1853 string descStr(" ");
1854 descStr += dire->d_name;
1856 if (descStr.size() <= 27+3) {
1857 descStr.append(29+3-descStr.size(), ' ');
1860 descStr.append( 32, ' ');
1862 descStr += desc->getStringValue();
1865 SGPropertyNode * required_status
1866 = fgGetNode ("/sim/aircraft-min-status", true);
1868 // If the node holds the value "all", then there wasn't any status
1869 // level specified, so we simply go ahead and output ALL aircraft
1870 if (strcmp(required_status->getStringValue(),"all")==0) {
1871 aircraft.push_back(descStr);
1875 // If the node doesn't hold "all" as its value, then we are supposed
1876 // to show only aircraft meeting specific status (development status)
1879 if (node->hasValue("status")) {
1880 //Compare (minimally) required status level with actual aircraft status:
1881 if ( getNumMaturity(status->getStringValue() ) >=
1882 getNumMaturity(required_status->getStringValue() ) )
1883 aircraft.push_back(descStr); }
1895 * Search in the current directory, and in on directory deeper
1896 * for <aircraft>-set.xml configuration files and show the aircaft name
1897 * and the contents of the<description> tag in a sorted manner.
1899 * @parampath the directory to search for configuration files
1900 * @param recursive defines whether the directory should be searched recursively
1902 void fgShowAircraft(const SGPath &path, bool recursive) {
1903 string_list aircraft;
1905 fgSearchAircraft( path, aircraft, recursive );
1907 sort(aircraft.begin(), aircraft.end());
1908 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1909 cout << "Available aircraft:" << endl;
1910 for ( unsigned int i = 0; i < aircraft.size(); i++ ) {
1911 cout << aircraft[i] << endl;
1914 cout << "Hit a key to continue..." << endl;