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., 675 Mass Ave, Cambridge, MA 02139, 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>
46 // #include <Include/general.hxx>
47 // #include <Airports/simple.hxx>
48 // #include <Cockpit/cockpit.hxx>
49 // #include <FDM/flight.hxx>
51 #include <Autopilot/route_mgr.hxx>
54 #include "globals.hxx"
55 #include "fg_init.hxx"
56 #include "fg_props.hxx"
57 #include "options.hxx"
59 #include "viewmgr.hxx"
64 SG_USING_NAMESPACE(std);
67 #define NEW_DEFAULT_MODEL_HZ 120
74 FG_OPTIONS_VERBOSE_HELP = 3,
75 FG_OPTIONS_SHOW_AIRCRAFT = 4
79 atof( const string& str )
83 // -dw- if ::atof is called, then we get an infinite loop
84 return std::atof( str.c_str() );
86 return ::atof( str.c_str() );
91 atoi( const string& str )
94 // -dw- if ::atoi is called, then we get an infinite loop
95 return std::atoi( str.c_str() );
97 return ::atoi( str.c_str() );
103 * Set a few fail-safe default property values.
105 * These should all be set in $FG_ROOT/preferences.xml, but just
106 * in case, we provide some initial sane values here. This method
107 * should be invoked *before* reading any init files.
112 // set a possibly independent location for scenery data
113 char *envp = ::getenv( "FG_SCENERY" );
115 if ( envp != NULL ) {
116 // fg_root could be anywhere, so default to environmental
117 // variable $FG_ROOT if it is set.
118 globals->set_fg_scenery(envp);
120 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
121 globals->set_fg_scenery("");
123 // Position (deliberately out of range)
124 fgSetDouble("/position/longitude-deg", 9999.0);
125 fgSetDouble("/position/latitude-deg", 9999.0);
126 fgSetDouble("/position/altitude-ft", -9999.0);
129 fgSetDouble("/orientation/heading-deg", 270);
130 fgSetDouble("/orientation/roll-deg", 0);
131 fgSetDouble("/orientation/pitch-deg", 0.424);
134 fgSetDouble("/velocities/uBody-fps", 0.0);
135 fgSetDouble("/velocities/vBody-fps", 0.0);
136 fgSetDouble("/velocities/wBody-fps", 0.0);
137 fgSetDouble("/velocities/speed-north-fps", 0.0);
138 fgSetDouble("/velocities/speed-east-fps", 0.0);
139 fgSetDouble("/velocities/speed-down-fps", 0.0);
140 fgSetDouble("/velocities/airspeed-kt", 0.0);
141 fgSetDouble("/velocities/mach", 0.0);
144 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
145 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
146 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
148 fgSetDouble("/sim/presets/heading-deg", 270);
149 fgSetDouble("/sim/presets/roll-deg", 0);
150 fgSetDouble("/sim/presets/pitch-deg", 0.424);
152 fgSetString("/sim/presets/speed-set", "knots");
153 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
154 fgSetDouble("/sim/presets/mach", 0.0);
155 fgSetDouble("/sim/presets/uBody-fps", 0.0);
156 fgSetDouble("/sim/presets/vBody-fps", 0.0);
157 fgSetDouble("/sim/presets/wBody-fps", 0.0);
158 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
159 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
160 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
162 fgSetBool("/sim/presets/onground", true);
163 fgSetBool("/sim/presets/trim", false);
166 fgSetBool("/sim/startup/game-mode", false);
167 fgSetBool("/sim/startup/splash-screen", true);
168 fgSetBool("/sim/startup/intro-music", true);
169 // we want mouse-pointer to have an undefined value if nothing is
170 // specified so we can do the right thing for voodoo-1/2 cards.
171 // fgSetString("/sim/startup/mouse-pointer", "disabled");
172 fgSetString("/sim/control-mode", "joystick");
173 fgSetBool("/sim/auto-coordination", false);
175 fgSetString("/sim/startup/browser-app", "webrun.bat");
176 #elif defined(__APPLE__)
177 fgSetString("/sim/startup/browser-app", "open");
179 fgSetString("/sim/startup/browser-app", "launchWebJumper");
181 envp = ::getenv( "WEBBROWSER" );
182 if (!envp) envp = "netscape";
183 fgSetString("/sim/startup/browser-app", envp);
185 fgSetString("/sim/logging/priority", "alert");
188 fgSetBool("/sim/hud/antialiased", false);
189 fgSetBool("/sim/hud/enable3d", true);
190 fgSetBool("/sim/hud/visibility", false);
191 fgSetBool("/sim/panel/visibility", true);
192 fgSetBool("/sim/sound/pause", false);
194 // Flight Model options
195 fgSetString("/sim/flight-model", "jsb");
196 fgSetString("/sim/aero", "c172");
197 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
198 fgSetInt("/sim/speed-up", 1);
201 fgSetString("/sim/rendering/fog", "nicest");
202 fgSetBool("/environment/clouds/status", true);
203 fgSetBool("/sim/startup/fullscreen", false);
204 fgSetBool("/sim/rendering/shading", true);
205 fgSetBool("/sim/rendering/skyblend", true);
206 fgSetBool("/sim/rendering/textures", true);
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);
234 fgSetString("/sim/multiplay/callsign", "callsign");
235 fgSetString("/sim/multiplay/rxhost", "0");
236 fgSetString("/sim/multiplay/txhost", "0");
237 fgSetInt("/sim/multiplay/rxport", 0);
238 fgSetInt("/sim/multiplay/txport", 0);
244 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
245 double * speed, double * gust)
247 string::size_type pos = wind.find('@');
248 if (pos == string::npos)
250 string dir = wind.substr(0, pos);
251 string spd = wind.substr(pos+1);
253 if (pos == string::npos) {
254 *min_hdg = *max_hdg = atof(dir.c_str());
256 *min_hdg = atof(dir.substr(0,pos).c_str());
257 *max_hdg = atof(dir.substr(pos+1).c_str());
260 if (pos == string::npos) {
261 *speed = *gust = atof(spd.c_str());
263 *speed = atof(spd.substr(0,pos).c_str());
264 *gust = atof(spd.substr(pos+1).c_str());
269 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
271 parse_time(const string& time_in) {
272 char *time_str, num[256];
273 double hours, minutes, seconds;
278 time_str = (char *)time_in.c_str();
280 // printf("parse_time(): %s\n", time_str);
283 if ( strlen(time_str) ) {
284 if ( time_str[0] == '+' ) {
287 } else if ( time_str[0] == '-' ) {
292 // printf("sign = %d\n", sign);
295 if ( strlen(time_str) ) {
297 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
298 num[i] = time_str[0];
302 if ( time_str[0] == ':' ) {
307 // printf("hours = %.2lf\n", hours);
313 if ( strlen(time_str) ) {
315 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
316 num[i] = time_str[0];
320 if ( time_str[0] == ':' ) {
325 // printf("minutes = %.2lf\n", minutes);
327 result += minutes / 60.0;
331 if ( strlen(time_str) ) {
333 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
334 num[i] = time_str[0];
340 // printf("seconds = %.2lf\n", seconds);
342 result += seconds / 3600.0;
345 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
347 return(sign * result);
351 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
353 parse_date( const string& date)
356 char * date_str, num[256];
358 // initialize to zero
365 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
366 date_str = (char *)date.c_str();
368 if ( strlen(date_str) ) {
370 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
371 num[i] = date_str[0];
375 if ( date_str[0] == ':' ) {
379 gmt.tm_year = atoi(num) - 1900;
382 if ( strlen(date_str) ) {
384 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
385 num[i] = date_str[0];
389 if ( date_str[0] == ':' ) {
393 gmt.tm_mon = atoi(num) -1;
396 if ( strlen(date_str) ) {
398 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
399 num[i] = date_str[0];
403 if ( date_str[0] == ':' ) {
407 gmt.tm_mday = atoi(num);
410 if ( strlen(date_str) ) {
412 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
413 num[i] = date_str[0];
417 if ( date_str[0] == ':' ) {
421 gmt.tm_hour = atoi(num);
424 if ( strlen(date_str) ) {
426 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
427 num[i] = date_str[0];
431 if ( date_str[0] == ':' ) {
435 gmt.tm_min = atoi(num);
438 if ( strlen(date_str) ) {
440 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
441 num[i] = date_str[0];
445 if ( date_str[0] == ':' ) {
449 gmt.tm_sec = atoi(num);
451 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
452 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
453 //printf ("Date is %s\n", ctime(&theTime));
454 //printf ("in seconds that is %d\n", theTime);
460 // parse angle in the form of [+/-]ddd:mm:ss into degrees
462 parse_degree( const string& degree_str) {
463 double result = parse_time( degree_str );
465 // printf("Degree = %.4f\n", result);
471 // parse time offset string into seconds
473 parse_time_offset( const string& time_str) {
476 // printf("time offset = %s\n", time_str);
479 result = (int)rint(parse_time(time_str) * 3600.0);
481 result = (int)(parse_time(time_str) * 3600.0);
484 // printf("parse_time_offset(): %d\n", result);
490 // Parse --fov=x.xx type option
492 parse_fov( const string& arg ) {
493 double fov = atof(arg);
495 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
496 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
498 fgSetDouble("/sim/current-view/field-of-view", fov);
500 // printf("parse_fov(): result = %.4f\n", fov);
506 // Parse I/O channel option
508 // Format is "--protocol=medium,direction,hz,medium_options,..."
510 // protocol = { native, nmea, garmin, fgfs, rul, pve, etc. }
511 // medium = { serial, socket, file, etc. }
512 // direction = { in, out, bi }
513 // hz = number of times to process channel per second (floating
514 // point values are ok.
516 // Serial example "--nmea=serial,dir,hz,device,baud" where
518 // device = OS device name of serial line to be open()'ed
519 // baud = {300, 1200, 2400, ..., 230400}
521 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
523 // machine = machine name or ip address if client (leave empty if server)
524 // port = port, leave empty to let system choose
525 // style = tcp or udp
527 // File example "--garmin=file,dir,hz,filename" where
529 // filename = file system file name
532 add_channel( const string& type, const string& channel_str ) {
533 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
535 globals->get_channel_options_list()->push_back( type + "," + channel_str );
537 // cout << "here" << endl;
542 // The parse wp and parse flight-plan options don't work anymore, because
543 // the route manager and the airport subsystems have not yet been initialized
546 // Parse --wp=ID[@alt]
548 parse_wp( const string& arg ) {
549 string_list *waypoints = globals->get_initial_waypoints();
551 waypoints = new string_list;
553 waypoints->push_back(arg);
554 globals->set_initial_waypoints(waypoints);
558 // Parse --flight-plan=[file]
560 parse_flightplan(const string& arg)
562 string_list *waypoints = globals->get_initial_waypoints();
564 waypoints = new string_list;
565 sg_gzifstream in(arg.c_str());
566 if ( !in.is_open() ) {
572 #if defined( macintosh )
573 getline( in, line, '\r' );
575 getline( in, line, '\n' );
578 // catch extraneous (DOS) line ending character
579 if ( line[line.length() - 1] < 32 ) {
580 line = line.substr( 0, line.length()-1 );
586 waypoints->push_back(line);
588 globals->set_initial_waypoints(waypoints);
593 fgOptLanguage( const char *arg )
595 globals->set_locale( fgInitLocale( arg ) );
596 return FG_OPTIONS_OK;
602 fgSetString("/sim/presets/airport-id", "");
603 fgSetString("/sim/presets/vor-id", "");
604 fgSetString("/sim/presets/ndb-id", "");
605 fgSetString("/sim/presets/carrier", "");
606 fgSetString("/sim/presets/parkpos", "");
607 fgSetString("/sim/presets/fix", "");
611 fgOptVOR( const char * arg )
614 fgSetString("/sim/presets/vor-id", arg);
615 return FG_OPTIONS_OK;
619 fgOptNDB( const char * arg )
622 fgSetString("/sim/presets/ndb-id", arg);
623 return FG_OPTIONS_OK;
627 fgOptCarrier( const char * arg )
630 fgSetString("/sim/presets/carrier", arg);
631 return FG_OPTIONS_OK;
635 fgOptParkpos( const char * arg )
637 fgSetString("/sim/presets/parkpos", arg);
638 return FG_OPTIONS_OK;
642 fgOptFIX( const char * arg )
645 fgSetString("/sim/presets/fix", arg);
646 return FG_OPTIONS_OK;
650 fgOptLon( const char *arg )
653 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
654 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
655 return FG_OPTIONS_OK;
659 fgOptLat( const char *arg )
662 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
663 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
664 return FG_OPTIONS_OK;
668 fgOptAltitude( const char *arg )
670 fgSetBool("/sim/presets/onground", false);
671 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
672 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
674 fgSetDouble("/sim/presets/altitude-ft",
675 atof( arg ) * SG_METER_TO_FEET);
676 return FG_OPTIONS_OK;
680 fgOptUBody( const char *arg )
682 fgSetString("/sim/presets/speed-set", "UVW");
683 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
684 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
686 fgSetDouble("/sim/presets/uBody-fps",
687 atof( arg ) * SG_METER_TO_FEET);
688 return FG_OPTIONS_OK;
692 fgOptVBody( const char *arg )
694 fgSetString("/sim/presets/speed-set", "UVW");
695 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
696 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
698 fgSetDouble("/sim/presets/vBody-fps",
699 atof( arg ) * SG_METER_TO_FEET);
700 return FG_OPTIONS_OK;
704 fgOptWBody( const char *arg )
706 fgSetString("/sim/presets/speed-set", "UVW");
707 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
708 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
710 fgSetDouble("/sim/presets/wBody-fps",
711 atof(arg) * SG_METER_TO_FEET);
712 return FG_OPTIONS_OK;
716 fgOptVNorth( const char *arg )
718 fgSetString("/sim/presets/speed-set", "NED");
719 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
720 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
722 fgSetDouble("/sim/presets/speed-north-fps",
723 atof( arg ) * SG_METER_TO_FEET);
724 return FG_OPTIONS_OK;
728 fgOptVEast( const char *arg )
730 fgSetString("/sim/presets/speed-set", "NED");
731 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
732 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
734 fgSetDouble("/sim/presets/speed-east-fps",
735 atof(arg) * SG_METER_TO_FEET);
736 return FG_OPTIONS_OK;
740 fgOptVDown( const char *arg )
742 fgSetString("/sim/presets/speed-set", "NED");
743 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
744 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
746 fgSetDouble("/sim/presets/speed-down-fps",
747 atof(arg) * SG_METER_TO_FEET);
748 return FG_OPTIONS_OK;
752 fgOptVc( const char *arg )
754 // fgSetString("/sim/presets/speed-set", "knots");
755 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
756 fgSetString("/sim/presets/speed-set", "knots");
757 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
758 return FG_OPTIONS_OK;
762 fgOptMach( const char *arg )
764 fgSetString("/sim/presets/speed-set", "mach");
765 fgSetDouble("/sim/presets/mach", atof(arg));
766 return FG_OPTIONS_OK;
770 fgOptRoc( const char *arg )
772 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
773 return FG_OPTIONS_OK;
777 fgOptFgRoot( const char *arg )
779 globals->set_fg_root(arg);
780 return FG_OPTIONS_OK;
784 fgOptFgScenery( const char *arg )
786 globals->set_fg_scenery(arg);
787 return FG_OPTIONS_OK;
791 fgOptFov( const char *arg )
794 return FG_OPTIONS_OK;
798 fgOptGeometry( const char *arg )
800 bool geometry_ok = true;
801 int xsize = 0, ysize = 0;
802 string geometry = arg;
803 string::size_type i = geometry.find('x');
805 if (i != string::npos) {
806 xsize = atoi(geometry.substr(0, i));
807 ysize = atoi(geometry.substr(i+1));
812 if ( xsize <= 0 || ysize <= 0 ) {
818 if ( !geometry_ok ) {
819 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
820 SG_LOG( SG_GENERAL, SG_ALERT,
821 "Setting geometry to " << xsize << 'x' << ysize << '\n');
823 SG_LOG( SG_GENERAL, SG_INFO,
824 "Setting geometry to " << xsize << 'x' << ysize << '\n');
825 fgSetInt("/sim/startup/xsize", xsize);
826 fgSetInt("/sim/startup/ysize", ysize);
828 return FG_OPTIONS_OK;
832 fgOptBpp( const char *arg )
834 string bits_per_pix = arg;
835 if ( bits_per_pix == "16" ) {
836 fgSetInt("/sim/rendering/bits-per-pixel", 16);
837 } else if ( bits_per_pix == "24" ) {
838 fgSetInt("/sim/rendering/bits-per-pixel", 24);
839 } else if ( bits_per_pix == "32" ) {
840 fgSetInt("/sim/rendering/bits-per-pixel", 32);
842 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
844 return FG_OPTIONS_OK;
848 fgOptTimeOffset( const char *arg )
850 fgSetInt("/sim/startup/time-offset",
851 parse_time_offset( arg ));
852 fgSetString("/sim/startup/time-offset-type", "system-offset");
853 return FG_OPTIONS_OK;
857 fgOptStartDateSys( const char *arg )
859 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
860 fgSetString("/sim/startup/time-offset-type", "system");
861 return FG_OPTIONS_OK;
865 fgOptStartDateLat( const char *arg )
867 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
868 fgSetString("/sim/startup/time-offset-type", "latitude");
869 return FG_OPTIONS_OK;
873 fgOptStartDateGmt( const char *arg )
875 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
876 fgSetString("/sim/startup/time-offset-type", "gmt");
877 return FG_OPTIONS_OK;
881 fgSetupProxy( const char *arg )
883 string options = arg;
884 string host, port, auth;
887 host = port = auth = "";
888 if ((pos = options.find("@")) != string::npos)
889 auth = options.substr(0, pos++);
893 host = options.substr(pos, options.size());
894 if ((pos = host.find(":")) != string::npos) {
895 port = host.substr(++pos, host.size());
896 host.erase(--pos, host.size());
899 fgSetString("/sim/presets/proxy/host", host.c_str());
900 fgSetString("/sim/presets/proxy/port", port.c_str());
901 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
903 return FG_OPTIONS_OK;
907 fgOptTraceRead( const char *arg )
910 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
911 fgGetNode(name.c_str(), true)
912 ->setAttribute(SGPropertyNode::TRACE_READ, true);
913 return FG_OPTIONS_OK;
917 fgOptLogLevel( const char *arg )
919 fgSetString("/sim/logging/classes", "all");
920 fgSetString("/sim/logging/priority", arg);
922 string priority = arg;
923 logbuf::set_log_classes(SG_ALL);
924 if (priority == "bulk") {
925 logbuf::set_log_priority(SG_BULK);
926 } else if (priority == "debug") {
927 logbuf::set_log_priority(SG_DEBUG);
928 } else if (priority == "info") {
929 logbuf::set_log_priority(SG_INFO);
930 } else if (priority == "warn") {
931 logbuf::set_log_priority(SG_WARN);
932 } else if (priority == "alert") {
933 logbuf::set_log_priority(SG_ALERT);
935 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
937 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
939 return FG_OPTIONS_OK;
944 fgOptTraceWrite( const char *arg )
947 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
948 fgGetNode(name.c_str(), true)
949 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
950 return FG_OPTIONS_OK;
954 fgOptViewOffset( const char *arg )
956 // $$$ begin - added VS Renganathan, 14 Oct 2K
957 // for multi-window outside window imagery
958 string woffset = arg;
959 double default_view_offset = 0.0;
960 if ( woffset == "LEFT" ) {
961 default_view_offset = SGD_PI * 0.25;
962 } else if ( woffset == "RIGHT" ) {
963 default_view_offset = SGD_PI * 1.75;
964 } else if ( woffset == "CENTER" ) {
965 default_view_offset = 0.00;
967 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
969 /* apparently not used (CLO, 11 Jun 2002)
970 FGViewer *pilot_view =
971 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
972 // this will work without calls to the viewer...
973 fgSetDouble( "/sim/current-view/heading-offset-deg",
974 default_view_offset * SGD_RADIANS_TO_DEGREES );
975 // $$$ end - added VS Renganathan, 14 Oct 2K
976 return FG_OPTIONS_OK;
980 fgOptVisibilityMeters( const char *arg )
982 double visibility = atof( arg );
983 fgDefaultWeatherValue("visibility-m", visibility);
984 return FG_OPTIONS_OK;
988 fgOptVisibilityMiles( const char *arg )
990 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
991 fgDefaultWeatherValue("visibility-m", visibility);
992 return FG_OPTIONS_OK;
996 fgOptRandomWind( const char *arg )
998 double min_hdg = sg_random() * 360.0;
999 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
1000 double speed = sg_random() * sg_random() * 40;
1001 double gust = speed + (10 - sqrt(sg_random() * 100));
1002 fgSetupWind(min_hdg, max_hdg, speed, gust);
1003 return FG_OPTIONS_OK;
1007 fgOptWind( const char *arg )
1009 double min_hdg, max_hdg, speed, gust;
1010 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
1011 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
1012 return FG_OPTIONS_ERROR;
1014 fgSetupWind(min_hdg, max_hdg, speed, gust);
1015 return FG_OPTIONS_OK;
1019 fgOptTurbulence( const char *arg )
1021 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1022 return FG_OPTIONS_OK;
1026 fgOptCeiling( const char *arg )
1028 double elevation, thickness;
1030 string::size_type pos = spec.find(':');
1031 if (pos == string::npos) {
1032 elevation = atof(spec.c_str());
1035 elevation = atof(spec.substr(0, pos).c_str());
1036 thickness = atof(spec.substr(pos + 1).c_str());
1038 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1039 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1040 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1041 return FG_OPTIONS_OK;
1045 fgOptWp( const char *arg )
1048 return FG_OPTIONS_OK;
1052 fgOptFlightPlan( const char *arg )
1054 parse_flightplan ( arg );
1055 return FG_OPTIONS_OK;
1059 fgOptConfig( const char *arg )
1063 readProperties(file, globals->get_props());
1064 } catch (const sg_exception &e) {
1065 string message = "Error loading config file: ";
1066 message += e.getFormattedMessage() + e.getOrigin();
1067 SG_LOG(SG_INPUT, SG_ALERT, message);
1070 return FG_OPTIONS_OK;
1074 parse_colon (const string &s, double * val1, double * val2)
1076 string::size_type pos = s.find(':');
1077 if (pos == string::npos) {
1081 *val1 = atof(s.substr(0, pos).c_str());
1082 *val2 = atof(s.substr(pos+1).c_str());
1089 fgOptFailure( const char * arg )
1093 fgSetBool("/systems/pitot/serviceable", false);
1094 } else if (a == "static") {
1095 fgSetBool("/systems/static/serviceable", false);
1096 } else if (a == "vacuum") {
1097 fgSetBool("/systems/vacuum/serviceable", false);
1098 } else if (a == "electrical") {
1099 fgSetBool("/systems/electrical/serviceable", false);
1101 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1102 return FG_OPTIONS_ERROR;
1105 return FG_OPTIONS_OK;
1110 fgOptNAV1( const char * arg )
1112 double radial, freq;
1113 if (parse_colon(arg, &radial, &freq))
1114 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1115 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1116 return FG_OPTIONS_OK;
1120 fgOptNAV2( const char * arg )
1122 double radial, freq;
1123 if (parse_colon(arg, &radial, &freq))
1124 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1125 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1126 return FG_OPTIONS_OK;
1130 fgOptADF( const char * arg )
1133 if (parse_colon(arg, &rot, &freq))
1134 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1135 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1136 return FG_OPTIONS_OK;
1140 fgOptDME( const char *arg )
1143 if (opt == "nav1") {
1144 fgSetInt("/instrumentation/dme/switch-position", 1);
1145 fgSetString("/instrumentation/dme/frequencies/source",
1146 "/instrumentation/nav[0]/frequencies/selected-mhz");
1147 } else if (opt == "nav2") {
1148 fgSetInt("/instrumentation/dme/switch-position", 3);
1149 fgSetString("/instrumentation/dme/frequencies/source",
1150 "/instrumentation/nav[1]/frequencies/selected-mhz");
1152 fgSetInt("/instrumentation/dme/switch-position", 2);
1153 fgSetString("/instrumentation/dme/frequencies/source",
1154 "/instrumentation/dme/frequencies/selected-mhz");
1155 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1157 return FG_OPTIONS_OK;
1161 fgOptLivery( const char *arg )
1164 string livery_path = "livery/" + opt;
1165 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1166 return FG_OPTIONS_OK;
1169 static map<string,size_t> fgOptionMap;
1172 option has_param type property b_param s_param func
1175 option : name of the option
1176 has_param : option is --name=value if true or --name if false
1177 type : OPTION_BOOL - property is a boolean
1178 OPTION_STRING - property is a string
1179 OPTION_DOUBLE - property is a double
1180 OPTION_INT - property is an integer
1181 OPTION_CHANNEL - name of option is the name of a channel
1182 OPTION_FUNC - the option trigger a function
1183 b_param : if type==OPTION_BOOL,
1184 value set to the property (has_param is false for boolean)
1185 s_param : if type==OPTION_STRING,
1186 value set to the property if has_param is false
1187 func : function called if type==OPTION_FUNC. if has_param is true,
1188 the value is passed to the function as a string, otherwise,
1191 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1192 double or an integer and set to the property.
1194 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1198 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1202 enum OptionType type;
1206 int (*func)( const char * );
1207 } fgOptionArray[] = {
1209 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1210 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1211 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1212 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1213 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1214 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1215 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1216 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1217 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1218 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1219 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1220 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", false, "", 0 },
1221 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", true, "", 0 },
1222 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1223 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1224 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1225 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1226 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1227 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1228 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1229 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1230 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1231 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1232 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", false, "", 0 },
1233 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", true, "", 0 },
1234 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1235 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1236 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1237 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1238 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1239 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1240 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1241 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1242 {"disable-sound", false, OPTION_BOOL, "/sim/sound/pause", true, "", 0 },
1243 {"enable-sound", false, OPTION_BOOL, "/sim/sound/pause", false, "", 0 },
1244 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1245 {"airport-id", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1246 {"runway", true, OPTION_STRING, "/sim/presets/runway", false, "", 0 },
1247 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1248 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1249 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1250 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1251 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1252 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance", false, "", 0 },
1253 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth", false, "", 0 },
1254 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1255 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1256 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1257 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1258 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1259 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1260 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1261 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1262 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1263 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1264 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1265 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1266 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1267 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1268 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1269 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1270 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1271 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1272 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1273 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1274 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1275 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1276 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1277 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1278 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1279 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1280 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1281 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1282 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1283 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1284 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1285 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1286 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1287 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1288 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1289 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1290 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1291 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1292 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1293 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1294 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1295 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1296 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1297 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1298 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1299 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1300 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1301 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1302 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1303 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1304 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1305 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1306 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1307 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1308 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1309 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1310 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1311 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1312 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1313 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1314 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1315 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1316 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1317 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1318 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1319 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1320 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1321 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1322 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1323 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1324 #ifdef FG_JPEG_SERVER
1325 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1327 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1328 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1329 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1330 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1331 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1332 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1333 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1334 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1335 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1336 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1337 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1338 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1339 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1340 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1341 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1342 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1343 #ifdef FG_MPLAYER_AS
1344 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1345 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1347 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1348 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1349 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1350 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1351 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1352 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1353 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1354 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1355 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1356 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1357 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1358 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1359 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1360 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1361 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1362 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1363 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1364 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1365 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1366 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1367 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1368 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1369 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1374 // Parse a single option
1376 parse_option (const string& arg)
1378 if ( fgOptionMap.size() == 0 ) {
1380 OptionDesc *pt = &fgOptionArray[ 0 ];
1381 while ( pt->option != 0 ) {
1382 fgOptionMap[ pt->option ] = i;
1389 if ( (arg == "--help") || (arg == "-h") ) {
1390 // help/usage request
1391 return(FG_OPTIONS_HELP);
1392 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1393 // verbose help/usage request
1394 return(FG_OPTIONS_VERBOSE_HELP);
1395 } else if ( arg.find( "--show-aircraft") == 0) {
1396 return(FG_OPTIONS_SHOW_AIRCRAFT);
1397 } else if ( arg.find( "--prop:" ) == 0 ) {
1398 string assign = arg.substr(7);
1399 string::size_type pos = assign.find('=');
1400 if ( pos == arg.npos || pos == 0 ) {
1401 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1402 return FG_OPTIONS_ERROR;
1404 string name = assign.substr(0, pos);
1405 string value = assign.substr(pos + 1);
1406 fgSetString(name.c_str(), value.c_str());
1407 // SG_LOG(SG_GENERAL, SG_INFO, "Setting default value of property "
1408 // << name << " to \"" << value << '"');
1409 } else if ( arg.find( "--" ) == 0 ) {
1410 size_t pos = arg.find( '=' );
1412 if ( pos == string::npos ) {
1413 arg_name = arg.substr( 2 );
1415 arg_name = arg.substr( 2, pos - 2 );
1417 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1418 if ( it != fgOptionMap.end() ) {
1419 OptionDesc *pt = &fgOptionArray[ it->second ];
1420 switch ( pt->type ) {
1422 fgSetBool( pt->property, pt->b_param );
1425 if ( pt->has_param && pos != string::npos ) {
1426 fgSetString( pt->property, arg.substr( pos + 1 ).c_str() );
1427 } else if ( !pt->has_param && pos == string::npos ) {
1428 fgSetString( pt->property, pt->s_param );
1429 } else if ( pt->has_param ) {
1430 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1431 return FG_OPTIONS_ERROR;
1433 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1434 return FG_OPTIONS_ERROR;
1438 if ( pos != string::npos ) {
1439 fgSetDouble( pt->property, atof( arg.substr( pos + 1 ) ) );
1441 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1442 return FG_OPTIONS_ERROR;
1446 if ( pos != string::npos ) {
1447 fgSetInt( pt->property, atoi( arg.substr( pos + 1 ) ) );
1449 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1450 return FG_OPTIONS_ERROR;
1453 case OPTION_CHANNEL:
1454 if ( pt->has_param && pos != string::npos ) {
1455 add_channel( pt->option, arg.substr( pos + 1 ) );
1456 } else if ( !pt->has_param && pos == string::npos ) {
1457 add_channel( pt->option, pt->s_param );
1458 } else if ( pt->has_param ) {
1459 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1460 return FG_OPTIONS_ERROR;
1462 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1463 return FG_OPTIONS_ERROR;
1467 if ( pt->has_param && pos != string::npos ) {
1468 return pt->func( arg.substr( pos + 1 ).c_str() );
1469 } else if ( !pt->has_param && pos == string::npos ) {
1470 return pt->func( 0 );
1471 } else if ( pt->has_param ) {
1472 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1473 return FG_OPTIONS_ERROR;
1475 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1476 return FG_OPTIONS_ERROR;
1481 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1482 return FG_OPTIONS_ERROR;
1485 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1486 return FG_OPTIONS_ERROR;
1489 return FG_OPTIONS_OK;
1493 // Parse the command line options
1495 fgParseArgs (int argc, char **argv)
1497 bool in_options = true;
1498 bool verbose = false;
1501 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1503 for (int i = 1; i < argc; i++) {
1504 string arg = argv[i];
1506 if (in_options && (arg.find('-') == 0)) {
1510 int result = parse_option(arg);
1511 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1514 else if (result == FG_OPTIONS_VERBOSE_HELP)
1517 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1518 fgOptLogLevel( "alert" );
1519 SGPath path( globals->get_fg_root() );
1520 path.append("Aircraft");
1521 fgShowAircraft(path, true);
1527 SG_LOG(SG_GENERAL, SG_INFO,
1528 "Reading command-line property file " << arg);
1529 readProperties(arg, globals->get_props());
1534 fgOptLogLevel( "alert" );
1539 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1543 // Parse config file options
1545 fgParseOptions (const string& path) {
1546 sg_gzifstream in( path );
1547 if ( !in.is_open() ) {
1551 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1555 while ( ! in.eof() ) {
1558 while ( in.get(c) && c != '\0' ) {
1563 #if defined( macintosh )
1564 getline( in, line, '\r' );
1566 getline( in, line, '\n' );
1569 // catch extraneous (DOS) line ending character
1571 for (i = line.length(); i > 0; i--)
1572 if (line[i - 1] > 32)
1574 line = line.substr( 0, i );
1576 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1577 cerr << endl << "Config file parse error: " << path << " '"
1578 << line << "'" << endl;
1587 // Print usage message
1589 fgUsage (bool verbose)
1591 SGPropertyNode *locale = globals->get_locale();
1593 SGPropertyNode options_root;
1595 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1599 fgLoadProps("options.xml", &options_root);
1600 } catch (const sg_exception &ex) {
1601 cout << "Unable to read the help file." << endl;
1602 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1603 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1604 cout << "by adding --fg-root=path as a program argument." << endl;
1609 SGPropertyNode *options = options_root.getNode("options");
1611 SG_LOG( SG_GENERAL, SG_ALERT,
1612 "Error reading options.xml: <options> directive not found." );
1616 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1618 cout << "Usage: " << usage->getStringValue() << endl;
1621 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1622 for (unsigned int j = 0; j < section.size(); j++) {
1625 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1626 for (unsigned int k = 0; k < option.size(); k++) {
1628 SGPropertyNode *name = option[k]->getNode("name");
1629 SGPropertyNode *short_name = option[k]->getNode("short");
1630 SGPropertyNode *key = option[k]->getNode("key");
1631 SGPropertyNode *arg = option[k]->getNode("arg");
1632 bool brief = option[k]->getNode("brief");
1634 if ((brief || verbose) && name) {
1635 string tmp = name->getStringValue();
1639 tmp.append(key->getStringValue());
1643 tmp.append(arg->getStringValue());
1647 tmp.append(short_name->getStringValue());
1651 if (tmp.size() <= 25) {
1652 snprintf(cstr, 96, " --%-27s", tmp.c_str());
1654 snprintf(cstr, 96, "\n --%s\n%32c", tmp.c_str(), ' ');
1657 // There may be more than one <description> tag assosiated
1661 vector<SGPropertyNode_ptr>desc =
1662 option[k]->getChildren("description");
1664 if (desc.size() > 0) {
1665 for ( unsigned int l = 0; l < desc.size(); l++) {
1667 // There may be more than one translation line.
1669 string t = desc[l]->getStringValue();
1670 SGPropertyNode *n = locale->getNode("strings");
1671 vector<SGPropertyNode_ptr>trans_desc =
1672 n->getChildren(t.substr(8).c_str());
1674 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1675 string t_str = trans_desc[m]->getStringValue();
1677 if ((m > 0) || ((l > 0) && m == 0)) {
1678 snprintf(cstr, 96, "%32c", ' ');
1683 // If the string is too large to fit on the screen,
1684 // then split it up in several pieces.
1686 while ( t_str.size() > 47 ) {
1688 unsigned int m = t_str.rfind(' ', 47);
1689 msg += t_str.substr(0, m);
1690 snprintf(cstr, 96, "\n%32c", ' ');
1693 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1695 msg += t_str + '\n';
1702 SGPropertyNode *name =
1703 locale->getNode(section[j]->getStringValue("name"));
1705 if (!msg.empty() && name) {
1706 cout << endl << name->getStringValue() << ":" << endl;
1714 cout << "For a complete list of options use --help --verbose" << endl;
1717 cout << "Hit a key to continue..." << endl;
1722 // A simple function to return an integer depending on the position
1723 // of the status string within the array in order to determine the hierarchy.
1724 unsigned int getNumMaturity(const char * str)
1726 // changes should also be reflected in $FG_ROOT/data/options.xml &
1727 // $FG_ROOT/data/Translations/string-default.xml
1728 const char levels[][20]= {"alpha","beta","early-production","production",0};
1730 for (unsigned int i=0; i<(sizeof(levels)/sizeof(levels[0])-1);i++)
1731 if (strcmp(str,levels[i])==0)
1738 static void fgSearchAircraft(const SGPath &path, string_list &aircraft,
1743 ulDir *dirp = ulOpenDir(path.str().c_str());
1745 cerr << "Unable to open aircraft directory '" << path.str() << '\'' << endl;
1749 while ((dire = ulReadDir(dirp)) != NULL) {
1752 if (dire->d_isdir) {
1753 if (recursive && strcmp("CVS", dire->d_name)
1754 && strcmp(".", dire->d_name) && strcmp("..", dire->d_name))
1757 next.append(dire->d_name);
1759 fgSearchAircraft(next, aircraft, true);
1761 } else if ((ptr = strstr(dire->d_name, "-set.xml")) && (ptr[8] == '\0')) {
1763 SGPath afile = path;
1764 afile.append(dire->d_name);
1768 SGPropertyNode root;
1770 readProperties(afile.str(), &root);
1775 SGPropertyNode *desc = NULL;
1776 SGPropertyNode *status = NULL;
1778 SGPropertyNode *node = root.getNode("sim");
1780 desc = node->getNode("description");
1781 // if a status tag is found, read it in
1782 if (node->hasValue("status"))
1783 status = node->getNode("status");
1787 //additionally display status information where it is available
1789 if (strlen(dire->d_name) <= 27) {
1790 snprintf(cstr, 96, " %-27s %s", dire->d_name,
1791 (desc) ? desc->getStringValue() : "");
1794 snprintf(cstr, 96, " %-27s\n%32c%s", dire->d_name, ' ',
1795 (desc) ? desc->getStringValue() : "");
1798 SGPropertyNode * required_status
1799 = fgGetNode ("/sim/aircraft-min-status", true);
1801 // If the node holds the value "all", then there wasn't any status
1802 // level specified, so we simply go ahead and output ALL aircraft
1803 if (strcmp(required_status->getStringValue(),"all")==0) {
1804 aircraft.push_back(cstr);
1808 // If the node doesn't hold "all" as its value, then we are supposed
1809 // to show only aircraft meeting specific status (development status)
1812 if (node->hasValue("status")) {
1813 //Compare (minimally) required status level with actual aircraft status:
1814 if ( getNumMaturity(status->getStringValue() ) >=
1815 getNumMaturity(required_status->getStringValue() ) )
1816 aircraft.push_back(cstr); }
1828 * Search in the current directory, and in on directory deeper
1829 * for <aircraft>-set.xml configuration files and show the aircaft name
1830 * and the contents of the<description> tag in a sorted manner.
1832 * @parampath the directory to search for configuration files
1833 * @param recursive defines whether the directory should be searched recursively
1835 void fgShowAircraft(const SGPath &path, bool recursive) {
1836 string_list aircraft;
1838 fgSearchAircraft( path, aircraft, recursive );
1840 sort(aircraft.begin(), aircraft.end());
1841 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1842 cout << "Available aircraft:" << endl;
1843 for ( unsigned int i = 0; i < aircraft.size(); i++ ) {
1844 cout << aircraft[i] << endl;
1847 cout << "Hit a key to continue..." << endl;