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>
31 #include <simgear/timing/sg_time.hxx>
32 #include <simgear/misc/sg_dir.hxx>
34 #include <math.h> // rint()
36 #include <stdlib.h> // atof(), atoi()
37 #include <string.h> // strcmp()
43 #include <simgear/math/sg_random.h>
44 #include <simgear/props/props_io.hxx>
45 #include <simgear/misc/sgstream.hxx>
46 #include <simgear/misc/sg_path.hxx>
47 #include <simgear/scene/material/mat.hxx>
48 #include <simgear/sound/soundmgr_openal.hxx>
49 #include <Autopilot/route_mgr.hxx>
52 #include "globals.hxx"
53 #include "fg_init.hxx"
54 #include "fg_props.hxx"
55 #include "options.hxx"
57 #include "viewmgr.hxx"
58 #include <Main/viewer.hxx>
59 #include <simgear/version.h>
68 #define VERSION "CVS "__DATE__
71 #define NEW_DEFAULT_MODEL_HZ 120
79 FG_OPTIONS_VERBOSE_HELP = 4,
80 FG_OPTIONS_SHOW_AIRCRAFT = 5,
81 FG_OPTIONS_SHOW_SOUND_DEVICES = 6
85 atof( const string& str )
87 return ::atof( str.c_str() );
91 atoi( const string& str )
93 return ::atoi( str.c_str() );
97 * Set a few fail-safe default property values.
99 * These should all be set in $FG_ROOT/preferences.xml, but just
100 * in case, we provide some initial sane values here. This method
101 * should be invoked *before* reading any init files.
106 // set a possibly independent location for scenery data
107 const char *envp = ::getenv( "FG_SCENERY" );
109 if ( envp != NULL ) {
110 // fg_root could be anywhere, so default to environmental
111 // variable $FG_ROOT if it is set.
112 globals->set_fg_scenery(envp);
114 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
115 globals->set_fg_scenery("");
117 // Position (deliberately out of range)
118 fgSetDouble("/position/longitude-deg", 9999.0);
119 fgSetDouble("/position/latitude-deg", 9999.0);
120 fgSetDouble("/position/altitude-ft", -9999.0);
123 fgSetDouble("/orientation/heading-deg", 9999.0);
124 fgSetDouble("/orientation/roll-deg", 0.0);
125 fgSetDouble("/orientation/pitch-deg", 0.424);
128 fgSetDouble("/velocities/uBody-fps", 0.0);
129 fgSetDouble("/velocities/vBody-fps", 0.0);
130 fgSetDouble("/velocities/wBody-fps", 0.0);
131 fgSetDouble("/velocities/speed-north-fps", 0.0);
132 fgSetDouble("/velocities/speed-east-fps", 0.0);
133 fgSetDouble("/velocities/speed-down-fps", 0.0);
134 fgSetDouble("/velocities/airspeed-kt", 0.0);
135 fgSetDouble("/velocities/mach", 0.0);
138 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
139 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
140 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
142 fgSetDouble("/sim/presets/heading-deg", 9999.0);
143 fgSetDouble("/sim/presets/roll-deg", 0.0);
144 fgSetDouble("/sim/presets/pitch-deg", 0.424);
146 fgSetString("/sim/presets/speed-set", "knots");
147 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
148 fgSetDouble("/sim/presets/mach", 0.0);
149 fgSetDouble("/sim/presets/uBody-fps", 0.0);
150 fgSetDouble("/sim/presets/vBody-fps", 0.0);
151 fgSetDouble("/sim/presets/wBody-fps", 0.0);
152 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
153 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
154 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
156 fgSetBool("/sim/presets/onground", true);
157 fgSetBool("/sim/presets/trim", false);
160 fgSetBool("/sim/startup/game-mode", false);
161 fgSetBool("/sim/startup/splash-screen", true);
162 fgSetBool("/sim/startup/intro-music", true);
163 // we want mouse-pointer to have an undefined value if nothing is
164 // specified so we can do the right thing for voodoo-1/2 cards.
165 // fgSetString("/sim/startup/mouse-pointer", "disabled");
166 fgSetString("/sim/control-mode", "joystick");
167 fgSetBool("/sim/auto-coordination", false);
169 fgSetString("/sim/startup/browser-app", "webrun.bat");
170 #elif defined(__APPLE__)
171 fgSetString("/sim/startup/browser-app", "open");
173 fgSetString("/sim/startup/browser-app", "launchWebJumper");
175 envp = ::getenv( "WEBBROWSER" );
176 if (!envp) envp = "netscape";
177 fgSetString("/sim/startup/browser-app", envp);
179 fgSetString("/sim/logging/priority", "alert");
182 fgSetBool("/sim/hud/color/antialiased", false);
183 fgSetBool("/sim/hud/enable3d", true);
184 fgSetBool("/sim/hud/visibility", false);
185 fgSetBool("/sim/panel/visibility", true);
186 fgSetBool("/sim/sound/enabled", true);
187 fgSetBool("/sim/sound/working", true);
189 // Flight Model options
190 fgSetString("/sim/flight-model", "jsb");
191 fgSetString("/sim/aero", "c172");
192 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
193 fgSetInt("/sim/speed-up", 1);
196 fgSetString("/sim/rendering/fog", "nicest");
197 fgSetBool("/environment/clouds/status", true);
198 fgSetBool("/sim/startup/fullscreen", false);
199 fgSetBool("/sim/rendering/shading", true);
200 fgSetBool("/sim/rendering/skyblend", true);
201 fgSetBool("/sim/rendering/textures", true);
202 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
203 fgSetInt("/sim/rendering/filtering", 1);
204 fgSetBool("/sim/rendering/wireframe", false);
205 fgSetBool("/sim/rendering/horizon-effect", false);
206 fgSetBool("/sim/rendering/enhanced-lighting", false);
207 fgSetBool("/sim/rendering/distance-attenuation", false);
208 fgSetBool("/sim/rendering/specular-highlight", true);
209 fgSetInt("/sim/startup/xsize", 800);
210 fgSetInt("/sim/startup/ysize", 600);
211 fgSetInt("/sim/rendering/bits-per-pixel", 16);
212 fgSetString("/sim/view-mode", "pilot");
213 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
216 fgSetString("/sim/startup/units", "feet");
217 fgSetString("/sim/hud/frame-stat-type", "tris");
220 fgSetInt("/sim/startup/time-offset", 0);
221 fgSetString("/sim/startup/time-offset-type", "system-offset");
222 fgSetLong("/sim/time/cur-time-override", 0);
225 fgSetBool("/sim/freeze/master", false);
226 fgSetBool("/sim/freeze/position", false);
227 fgSetBool("/sim/freeze/clock", false);
228 fgSetBool("/sim/freeze/fuel", false);
230 fgSetString("/sim/multiplay/callsign", "callsign");
231 fgSetString("/sim/multiplay/rxhost", "0");
232 fgSetString("/sim/multiplay/txhost", "0");
233 fgSetInt("/sim/multiplay/rxport", 0);
234 fgSetInt("/sim/multiplay/txport", 0);
238 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
239 double * speed, double * gust)
241 string::size_type pos = wind.find('@');
242 if (pos == string::npos)
244 string dir = wind.substr(0, pos);
245 string spd = wind.substr(pos+1);
247 if (pos == string::npos) {
248 *min_hdg = *max_hdg = atof(dir.c_str());
250 *min_hdg = atof(dir.substr(0,pos).c_str());
251 *max_hdg = atof(dir.substr(pos+1).c_str());
254 if (pos == string::npos) {
255 *speed = *gust = atof(spd.c_str());
257 *speed = atof(spd.substr(0,pos).c_str());
258 *gust = atof(spd.substr(pos+1).c_str());
263 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
265 parse_time(const string& time_in) {
266 char *time_str, num[256];
267 double hours, minutes, seconds;
272 time_str = (char *)time_in.c_str();
274 // printf("parse_time(): %s\n", time_str);
277 if ( strlen(time_str) ) {
278 if ( time_str[0] == '+' ) {
281 } else if ( time_str[0] == '-' ) {
286 // printf("sign = %d\n", sign);
289 if ( strlen(time_str) ) {
291 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
292 num[i] = time_str[0];
296 if ( time_str[0] == ':' ) {
301 // printf("hours = %.2lf\n", hours);
307 if ( strlen(time_str) ) {
309 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
310 num[i] = time_str[0];
314 if ( time_str[0] == ':' ) {
319 // printf("minutes = %.2lf\n", minutes);
321 result += minutes / 60.0;
325 if ( strlen(time_str) ) {
327 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
328 num[i] = time_str[0];
334 // printf("seconds = %.2lf\n", seconds);
336 result += seconds / 3600.0;
339 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
341 return(sign * result);
345 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
347 parse_date( const string& date)
350 char * date_str, num[256];
352 // initialize to zero
359 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
360 date_str = (char *)date.c_str();
362 if ( strlen(date_str) ) {
364 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
365 num[i] = date_str[0];
369 if ( date_str[0] == ':' ) {
373 gmt.tm_year = atoi(num) - 1900;
376 if ( strlen(date_str) ) {
378 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
379 num[i] = date_str[0];
383 if ( date_str[0] == ':' ) {
387 gmt.tm_mon = atoi(num) -1;
390 if ( strlen(date_str) ) {
392 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
393 num[i] = date_str[0];
397 if ( date_str[0] == ':' ) {
401 gmt.tm_mday = atoi(num);
404 if ( strlen(date_str) ) {
406 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
407 num[i] = date_str[0];
411 if ( date_str[0] == ':' ) {
415 gmt.tm_hour = atoi(num);
418 if ( strlen(date_str) ) {
420 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
421 num[i] = date_str[0];
425 if ( date_str[0] == ':' ) {
429 gmt.tm_min = atoi(num);
432 if ( strlen(date_str) ) {
434 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
435 num[i] = date_str[0];
439 if ( date_str[0] == ':' ) {
443 gmt.tm_sec = atoi(num);
445 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
446 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
447 //printf ("Date is %s\n", ctime(&theTime));
448 //printf ("in seconds that is %d\n", theTime);
454 // parse angle in the form of [+/-]ddd:mm:ss into degrees
456 parse_degree( const string& degree_str) {
457 double result = parse_time( degree_str );
459 // printf("Degree = %.4f\n", result);
465 // parse time offset string into seconds
467 parse_time_offset( const string& time_str) {
470 // printf("time offset = %s\n", time_str);
473 result = (int)rint(parse_time(time_str) * 3600.0);
475 result = (int)(parse_time(time_str) * 3600.0);
478 // printf("parse_time_offset(): %d\n", result);
484 // Parse --fov=x.xx type option
486 parse_fov( const string& arg ) {
487 double fov = atof(arg);
489 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
490 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
492 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
494 // printf("parse_fov(): result = %.4f\n", fov);
500 // Parse I/O channel option
502 // Format is "--protocol=medium,direction,hz,medium_options,..."
504 // protocol = { native, nmea, garmin, AV400, AV400Sim, fgfs, rul, pve, etc. }
505 // medium = { serial, socket, file, etc. }
506 // direction = { in, out, bi }
507 // hz = number of times to process channel per second (floating
508 // point values are ok.
510 // Serial example "--nmea=serial,dir,hz,device,baud" where
512 // device = OS device name of serial line to be open()'ed
513 // baud = {300, 1200, 2400, ..., 230400}
515 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
517 // machine = machine name or ip address if client (leave empty if server)
518 // port = port, leave empty to let system choose
519 // style = tcp or udp
521 // File example "--garmin=file,dir,hz,filename" where
523 // filename = file system file name
526 add_channel( const string& type, const string& channel_str ) {
527 // This check is neccessary to prevent fgviewer from segfaulting when given
528 // weird options. (It doesn't run the full initailization)
529 if(!globals->get_channel_options_list())
531 SG_LOG(SG_GENERAL, SG_ALERT, "Option " << type << "=" << channel_str
535 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
536 globals->get_channel_options_list()->push_back( type + "," + channel_str );
541 // The parse wp and parse flight-plan options don't work anymore, because
542 // the route manager and the airport subsystems have not yet been initialized
545 // Parse --wp=ID[@alt]
547 parse_wp( const string& arg ) {
548 string_list *waypoints = globals->get_initial_waypoints();
550 waypoints = new string_list;
551 globals->set_initial_waypoints(waypoints);
553 waypoints->push_back(arg);
557 // Parse --flight-plan=[file]
559 parse_flightplan(const string& arg)
561 string_list *waypoints = globals->get_initial_waypoints();
563 waypoints = new string_list;
564 globals->set_initial_waypoints(waypoints);
567 sg_gzifstream in(arg.c_str());
573 getline( in, line, '\n' );
575 // catch extraneous (DOS) line ending character
576 if ( line[line.length() - 1] < 32 )
577 line = line.substr( 0, line.length()-1 );
582 waypoints->push_back(line);
589 fgOptLanguage( const char *arg )
591 globals->set_locale( fgInitLocale( arg ) );
592 return FG_OPTIONS_OK;
598 fgSetString("/sim/presets/airport-id", "");
599 fgSetString("/sim/presets/vor-id", "");
600 fgSetString("/sim/presets/ndb-id", "");
601 fgSetString("/sim/presets/carrier", "");
602 fgSetString("/sim/presets/parkpos", "");
603 fgSetString("/sim/presets/fix", "");
607 fgOptVOR( const char * arg )
610 fgSetString("/sim/presets/vor-id", arg);
611 return FG_OPTIONS_OK;
615 fgOptNDB( const char * arg )
618 fgSetString("/sim/presets/ndb-id", arg);
619 return FG_OPTIONS_OK;
623 fgOptCarrier( const char * arg )
626 fgSetString("/sim/presets/carrier", arg);
627 return FG_OPTIONS_OK;
631 fgOptParkpos( const char * arg )
633 fgSetString("/sim/presets/parkpos", arg);
634 return FG_OPTIONS_OK;
638 fgOptFIX( const char * arg )
641 fgSetString("/sim/presets/fix", arg);
642 return FG_OPTIONS_OK;
646 fgOptLon( const char *arg )
649 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
650 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
651 return FG_OPTIONS_OK;
655 fgOptLat( const char *arg )
658 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
659 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
660 return FG_OPTIONS_OK;
664 fgOptAltitude( const char *arg )
666 fgSetBool("/sim/presets/onground", false);
667 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
668 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
670 fgSetDouble("/sim/presets/altitude-ft",
671 atof( arg ) * SG_METER_TO_FEET);
672 return FG_OPTIONS_OK;
676 fgOptUBody( const char *arg )
678 fgSetString("/sim/presets/speed-set", "UVW");
679 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
680 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
682 fgSetDouble("/sim/presets/uBody-fps",
683 atof( arg ) * SG_METER_TO_FEET);
684 return FG_OPTIONS_OK;
688 fgOptVBody( const char *arg )
690 fgSetString("/sim/presets/speed-set", "UVW");
691 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
692 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
694 fgSetDouble("/sim/presets/vBody-fps",
695 atof( arg ) * SG_METER_TO_FEET);
696 return FG_OPTIONS_OK;
700 fgOptWBody( const char *arg )
702 fgSetString("/sim/presets/speed-set", "UVW");
703 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
704 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
706 fgSetDouble("/sim/presets/wBody-fps",
707 atof(arg) * SG_METER_TO_FEET);
708 return FG_OPTIONS_OK;
712 fgOptVNorth( const char *arg )
714 fgSetString("/sim/presets/speed-set", "NED");
715 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
716 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
718 fgSetDouble("/sim/presets/speed-north-fps",
719 atof( arg ) * SG_METER_TO_FEET);
720 return FG_OPTIONS_OK;
724 fgOptVEast( const char *arg )
726 fgSetString("/sim/presets/speed-set", "NED");
727 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
728 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
730 fgSetDouble("/sim/presets/speed-east-fps",
731 atof(arg) * SG_METER_TO_FEET);
732 return FG_OPTIONS_OK;
736 fgOptVDown( const char *arg )
738 fgSetString("/sim/presets/speed-set", "NED");
739 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
740 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
742 fgSetDouble("/sim/presets/speed-down-fps",
743 atof(arg) * SG_METER_TO_FEET);
744 return FG_OPTIONS_OK;
748 fgOptVc( const char *arg )
750 // fgSetString("/sim/presets/speed-set", "knots");
751 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
752 fgSetString("/sim/presets/speed-set", "knots");
753 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
754 return FG_OPTIONS_OK;
758 fgOptMach( const char *arg )
760 fgSetString("/sim/presets/speed-set", "mach");
761 fgSetDouble("/sim/presets/mach", atof(arg));
762 return FG_OPTIONS_OK;
766 fgOptRoc( const char *arg )
768 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
769 return FG_OPTIONS_OK;
773 fgOptFgRoot( const char *arg )
775 globals->set_fg_root(arg);
776 return FG_OPTIONS_OK;
780 fgOptFgScenery( const char *arg )
782 globals->set_fg_scenery(arg);
783 return FG_OPTIONS_OK;
787 fgOptFov( const char *arg )
790 return FG_OPTIONS_OK;
794 fgOptGeometry( const char *arg )
796 bool geometry_ok = true;
797 int xsize = 0, ysize = 0;
798 string geometry = arg;
799 string::size_type i = geometry.find('x');
801 if (i != string::npos) {
802 xsize = atoi(geometry.substr(0, i));
803 ysize = atoi(geometry.substr(i+1));
808 if ( xsize <= 0 || ysize <= 0 ) {
814 if ( !geometry_ok ) {
815 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
816 SG_LOG( SG_GENERAL, SG_ALERT,
817 "Setting geometry to " << xsize << 'x' << ysize << '\n');
819 SG_LOG( SG_GENERAL, SG_INFO,
820 "Setting geometry to " << xsize << 'x' << ysize << '\n');
821 fgSetInt("/sim/startup/xsize", xsize);
822 fgSetInt("/sim/startup/ysize", ysize);
824 return FG_OPTIONS_OK;
828 fgOptBpp( const char *arg )
830 string bits_per_pix = arg;
831 if ( bits_per_pix == "16" ) {
832 fgSetInt("/sim/rendering/bits-per-pixel", 16);
833 } else if ( bits_per_pix == "24" ) {
834 fgSetInt("/sim/rendering/bits-per-pixel", 24);
835 } else if ( bits_per_pix == "32" ) {
836 fgSetInt("/sim/rendering/bits-per-pixel", 32);
838 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
840 return FG_OPTIONS_OK;
844 fgOptTimeOffset( const char *arg )
846 fgSetInt("/sim/startup/time-offset",
847 parse_time_offset( arg ));
848 fgSetString("/sim/startup/time-offset-type", "system-offset");
849 return FG_OPTIONS_OK;
853 fgOptStartDateSys( const char *arg )
855 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
856 fgSetString("/sim/startup/time-offset-type", "system");
857 return FG_OPTIONS_OK;
861 fgOptStartDateLat( const char *arg )
863 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
864 fgSetString("/sim/startup/time-offset-type", "latitude");
865 return FG_OPTIONS_OK;
869 fgOptStartDateGmt( const char *arg )
871 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
872 fgSetString("/sim/startup/time-offset-type", "gmt");
873 return FG_OPTIONS_OK;
877 fgSetupProxy( const char *arg )
879 string options = arg;
880 string host, port, auth;
881 string::size_type pos;
883 host = port = auth = "";
884 if ((pos = options.find("@")) != string::npos)
885 auth = options.substr(0, pos++);
889 host = options.substr(pos, options.size());
890 if ((pos = host.find(":")) != string::npos) {
891 port = host.substr(++pos, host.size());
892 host.erase(--pos, host.size());
895 fgSetString("/sim/presets/proxy/host", host.c_str());
896 fgSetString("/sim/presets/proxy/port", port.c_str());
897 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
899 return FG_OPTIONS_OK;
903 fgOptTraceRead( const char *arg )
906 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
907 fgGetNode(name.c_str(), true)
908 ->setAttribute(SGPropertyNode::TRACE_READ, true);
909 return FG_OPTIONS_OK;
913 fgOptLogLevel( const char *arg )
915 fgSetString("/sim/logging/classes", "all");
916 fgSetString("/sim/logging/priority", arg);
918 string priority = arg;
919 logbuf::set_log_classes(SG_ALL);
920 if (priority == "bulk") {
921 logbuf::set_log_priority(SG_BULK);
922 } else if (priority == "debug") {
923 logbuf::set_log_priority(SG_DEBUG);
924 } else if (priority == "info") {
925 logbuf::set_log_priority(SG_INFO);
926 } else if (priority == "warn") {
927 logbuf::set_log_priority(SG_WARN);
928 } else if (priority == "alert") {
929 logbuf::set_log_priority(SG_ALERT);
931 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
933 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
935 return FG_OPTIONS_OK;
940 fgOptTraceWrite( const char *arg )
943 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
944 fgGetNode(name.c_str(), true)
945 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
946 return FG_OPTIONS_OK;
950 fgOptViewOffset( const char *arg )
952 // $$$ begin - added VS Renganathan, 14 Oct 2K
953 // for multi-window outside window imagery
954 string woffset = arg;
955 double default_view_offset = 0.0;
956 if ( woffset == "LEFT" ) {
957 default_view_offset = SGD_PI * 0.25;
958 } else if ( woffset == "RIGHT" ) {
959 default_view_offset = SGD_PI * 1.75;
960 } else if ( woffset == "CENTER" ) {
961 default_view_offset = 0.00;
963 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
965 /* apparently not used (CLO, 11 Jun 2002)
966 FGViewer *pilot_view =
967 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
968 // this will work without calls to the viewer...
969 fgSetDouble( "/sim/current-view/heading-offset-deg",
970 default_view_offset * SGD_RADIANS_TO_DEGREES );
971 // $$$ end - added VS Renganathan, 14 Oct 2K
972 return FG_OPTIONS_OK;
976 fgOptVisibilityMeters( const char *arg )
978 double visibility = atof( arg );
979 fgDefaultWeatherValue("visibility-m", visibility);
980 return FG_OPTIONS_OK;
984 fgOptVisibilityMiles( const char *arg )
986 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
987 fgDefaultWeatherValue("visibility-m", visibility);
988 return FG_OPTIONS_OK;
992 fgOptRandomWind( const char *arg )
994 double min_hdg = sg_random() * 360.0;
995 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
996 double speed = sg_random() * sg_random() * 40;
997 double gust = speed + (10 - sqrt(sg_random() * 100));
998 fgSetupWind(min_hdg, max_hdg, speed, gust);
999 return FG_OPTIONS_OK;
1003 fgOptWind( const char *arg )
1005 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
1006 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
1007 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
1008 return FG_OPTIONS_ERROR;
1010 fgSetupWind(min_hdg, max_hdg, speed, gust);
1011 return FG_OPTIONS_OK;
1015 fgOptTurbulence( const char *arg )
1017 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1018 return FG_OPTIONS_OK;
1022 fgOptCeiling( const char *arg )
1024 double elevation, thickness;
1026 string::size_type pos = spec.find(':');
1027 if (pos == string::npos) {
1028 elevation = atof(spec.c_str());
1031 elevation = atof(spec.substr(0, pos).c_str());
1032 thickness = atof(spec.substr(pos + 1).c_str());
1034 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1035 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1036 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1037 return FG_OPTIONS_OK;
1041 fgOptWp( const char *arg )
1044 return FG_OPTIONS_OK;
1048 fgOptFlightPlan( const char *arg )
1050 parse_flightplan ( arg );
1051 return FG_OPTIONS_OK;
1055 fgOptConfig( const char *arg )
1059 readProperties(file, globals->get_props());
1060 } catch (const sg_exception &e) {
1061 string message = "Error loading config file: ";
1062 message += e.getFormattedMessage() + e.getOrigin();
1063 SG_LOG(SG_INPUT, SG_ALERT, message);
1066 return FG_OPTIONS_OK;
1070 parse_colon (const string &s, double * val1, double * val2)
1072 string::size_type pos = s.find(':');
1073 if (pos == string::npos) {
1077 *val1 = atof(s.substr(0, pos).c_str());
1078 *val2 = atof(s.substr(pos+1).c_str());
1085 fgOptFailure( const char * arg )
1089 fgSetBool("/systems/pitot/serviceable", false);
1090 } else if (a == "static") {
1091 fgSetBool("/systems/static/serviceable", false);
1092 } else if (a == "vacuum") {
1093 fgSetBool("/systems/vacuum/serviceable", false);
1094 } else if (a == "electrical") {
1095 fgSetBool("/systems/electrical/serviceable", false);
1097 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1098 return FG_OPTIONS_ERROR;
1101 return FG_OPTIONS_OK;
1106 fgOptNAV1( const char * arg )
1108 double radial, freq;
1109 if (parse_colon(arg, &radial, &freq))
1110 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1111 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1112 return FG_OPTIONS_OK;
1116 fgOptNAV2( const char * arg )
1118 double radial, freq;
1119 if (parse_colon(arg, &radial, &freq))
1120 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1121 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1122 return FG_OPTIONS_OK;
1126 fgOptADF( const char * arg )
1129 if (parse_colon(arg, &rot, &freq))
1130 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1131 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1132 return FG_OPTIONS_OK;
1136 fgOptDME( const char *arg )
1139 if (opt == "nav1") {
1140 fgSetInt("/instrumentation/dme/switch-position", 1);
1141 fgSetString("/instrumentation/dme/frequencies/source",
1142 "/instrumentation/nav[0]/frequencies/selected-mhz");
1143 } else if (opt == "nav2") {
1144 fgSetInt("/instrumentation/dme/switch-position", 3);
1145 fgSetString("/instrumentation/dme/frequencies/source",
1146 "/instrumentation/nav[1]/frequencies/selected-mhz");
1148 fgSetInt("/instrumentation/dme/switch-position", 2);
1149 fgSetString("/instrumentation/dme/frequencies/source",
1150 "/instrumentation/dme/frequencies/selected-mhz");
1151 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1153 return FG_OPTIONS_OK;
1157 fgOptLivery( const char *arg )
1160 string livery_path = "livery/" + opt;
1161 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1162 return FG_OPTIONS_OK;
1166 fgOptScenario( const char *arg )
1168 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1169 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1171 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1172 int ind = scenarii[i]->getIndex();
1173 if ( index < ind ) {
1177 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1178 scenario->setStringValue( arg );
1179 ai_node->setBoolValue( "enabled", true );
1180 return FG_OPTIONS_OK;
1184 fgOptRunway( const char *arg )
1186 fgSetString("/sim/presets/runway", arg );
1187 fgSetBool("/sim/presets/runway-requested", true );
1188 return FG_OPTIONS_OK;
1192 fgOptParking( const char *arg )
1194 cerr << "Processing argument " << arg << endl;
1195 fgSetString("/sim/presets/parking", arg );
1196 fgSetBool ("/sim/presets/parking-requested", true );
1197 return FG_OPTIONS_OK;
1201 fgOptVersion( const char *arg )
1203 cerr << "FlightGear version: " << VERSION << endl;
1204 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1205 cerr << "FG_HOME=" << fgGetString("/sim/fg-home") << endl;
1206 cerr << "FG_SCENERY=";
1209 string_list scn = globals->get_fg_scenery();
1210 for (string_list::const_iterator it = scn.begin(); it != scn.end(); it++)
1212 if (didsome) cerr << ":";
1217 cerr << "SimGear version: " << SG_STRINGIZE(SIMGEAR_VERSION) << endl;
1218 cerr << "PLIB version: " << PLIB_VERSION << endl;
1219 return FG_OPTIONS_EXIT;
1223 fgOptFpe(const char* arg)
1225 // Actually handled in bootstrap.cxx
1226 return FG_OPTIONS_OK;
1230 fgOptFgviewer(const char* arg)
1232 // Actually handled in bootstrap.cxx
1233 return FG_OPTIONS_OK;
1238 static map<string,size_t> fgOptionMap;
1241 option has_param type property b_param s_param func
1244 option : name of the option
1245 has_param : option is --name=value if true or --name if false
1246 type : OPTION_BOOL - property is a boolean
1247 OPTION_STRING - property is a string
1248 OPTION_DOUBLE - property is a double
1249 OPTION_INT - property is an integer
1250 OPTION_CHANNEL - name of option is the name of a channel
1251 OPTION_FUNC - the option trigger a function
1252 b_param : if type==OPTION_BOOL,
1253 value set to the property (has_param is false for boolean)
1254 s_param : if type==OPTION_STRING,
1255 value set to the property if has_param is false
1256 func : function called if type==OPTION_FUNC. if has_param is true,
1257 the value is passed to the function as a string, otherwise,
1260 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1261 double or an integer and set to the property.
1263 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1267 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1271 enum OptionType type;
1272 const char *property;
1274 const char *s_param;
1275 int (*func)( const char * );
1276 } fgOptionArray[] = {
1278 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1279 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1280 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1281 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1282 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1283 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1284 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1285 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1286 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1287 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1288 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1289 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", false, "", 0 },
1290 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", true, "", 0 },
1291 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1292 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1293 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1294 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1295 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1296 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1297 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1298 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1299 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1300 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1301 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1302 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1303 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1304 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1305 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1306 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1307 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1308 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1309 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1310 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1311 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1312 {"disable-sound", false, OPTION_BOOL, "/sim/sound/working", false, "", 0 },
1313 {"enable-sound", false, OPTION_BOOL, "/sim/sound/working", true, "", 0 },
1314 {"sound-device", true, OPTION_STRING, "/sim/sound/device-name", false, "", 0 },
1315 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1316 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1317 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1318 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1319 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1320 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1321 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1322 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1323 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1324 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1325 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1326 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1327 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1328 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1329 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1330 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1331 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1332 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1333 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1334 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1335 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1336 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1337 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1338 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1339 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1340 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1341 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1342 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1343 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1344 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1345 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1346 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1347 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1348 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1349 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1350 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1351 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1352 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1353 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1354 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1355 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1356 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1357 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1358 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1359 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1360 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1361 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1362 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1363 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1364 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1365 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1366 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1367 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1368 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1369 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1370 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1371 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1372 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1373 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1374 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1375 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1376 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1377 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1378 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1379 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1380 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1381 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1382 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1383 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1384 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1385 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1386 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1387 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1388 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1389 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1390 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1391 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1392 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1393 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1394 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1395 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1396 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1397 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1398 #ifdef FG_JPEG_SERVER
1399 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1401 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1402 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1403 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1404 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1405 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1406 {"AV400", true, OPTION_CHANNEL, "", false, "", 0 },
1407 {"AV400Sim", true, OPTION_CHANNEL, "", false, "", 0 },
1408 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1409 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1410 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1411 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1412 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1413 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1414 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1415 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1416 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1417 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1418 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1419 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1420 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1421 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1422 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1423 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1424 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1425 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1426 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1427 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1428 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1429 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1430 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1431 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1432 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1433 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1434 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1435 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1436 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1437 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1438 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1439 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1440 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1441 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1442 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1443 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1444 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1445 {"ai-scenario", true, OPTION_FUNC, "", false, "", fgOptScenario },
1446 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1447 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1448 {"enable-fpe", false, OPTION_FUNC, "", false, "", fgOptFpe},
1449 {"fgviewer", false, OPTION_FUNC, "", false, "", fgOptFgviewer},
1454 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1455 // <type> can be "double" etc. but also only the first letter "d".
1456 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1458 set_property(const string& arg)
1460 string::size_type pos = arg.find('=');
1461 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1464 string name = arg.substr(0, pos);
1465 string value = arg.substr(pos + 1);
1467 pos = name.find(':');
1469 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1470 type = name.substr(0, pos);
1471 name = name.substr(pos + 1);
1473 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1475 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1477 n->setAttribute(SGPropertyNode::WRITE, true);
1481 ret = n->setUnspecifiedValue(value.c_str());
1482 else if (type == "s" || type == "string")
1483 ret = n->setStringValue(value.c_str());
1484 else if (type == "d" || type == "double")
1485 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1486 else if (type == "f" || type == "float")
1487 ret = n->setFloatValue(atof(value.c_str()));
1488 else if (type == "l" || type == "long")
1489 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1490 else if (type == "i" || type == "int")
1491 ret = n->setIntValue(atoi(value.c_str()));
1492 else if (type == "b" || type == "bool")
1493 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1496 n->setAttribute(SGPropertyNode::WRITE, false);
1501 // Parse a single option
1503 parse_option (const string& arg)
1505 if ( fgOptionMap.size() == 0 ) {
1507 OptionDesc *pt = &fgOptionArray[ 0 ];
1508 while ( pt->option != 0 ) {
1509 fgOptionMap[ pt->option ] = i;
1516 if ( (arg == "--help") || (arg == "-h") ) {
1517 // help/usage request
1518 return(FG_OPTIONS_HELP);
1519 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1520 // verbose help/usage request
1521 return(FG_OPTIONS_VERBOSE_HELP);
1522 } else if ( arg.find( "--show-aircraft") == 0) {
1523 return(FG_OPTIONS_SHOW_AIRCRAFT);
1524 } else if ( arg.find( "--show-sound-devices") == 0) {
1525 return(FG_OPTIONS_SHOW_SOUND_DEVICES);
1526 } else if ( arg.find( "--prop:" ) == 0 ) {
1527 if (!set_property(arg.substr(7))) {
1528 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1529 return FG_OPTIONS_ERROR;
1531 } else if ( arg.find( "--" ) == 0 ) {
1532 size_t pos = arg.find( '=' );
1533 string arg_name, arg_value;
1534 if ( pos == string::npos ) {
1535 arg_name = arg.substr( 2 );
1537 arg_name = arg.substr( 2, pos - 2 );
1538 arg_value = arg.substr( pos + 1);
1540 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1541 if ( it != fgOptionMap.end() ) {
1542 OptionDesc *pt = &fgOptionArray[ it->second ];
1543 switch ( pt->type ) {
1545 fgSetBool( pt->property, pt->b_param );
1548 if ( pt->has_param && !arg_value.empty() ) {
1549 fgSetString( pt->property, arg_value.c_str() );
1550 } else if ( !pt->has_param && arg_value.empty() ) {
1551 fgSetString( pt->property, pt->s_param );
1552 } else if ( pt->has_param ) {
1553 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1554 return FG_OPTIONS_ERROR;
1556 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1557 return FG_OPTIONS_ERROR;
1561 if ( !arg_value.empty() ) {
1562 fgSetDouble( pt->property, atof( arg_value ) );
1564 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1565 return FG_OPTIONS_ERROR;
1569 if ( !arg_value.empty() ) {
1570 fgSetInt( pt->property, atoi( arg_value ) );
1572 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1573 return FG_OPTIONS_ERROR;
1576 case OPTION_CHANNEL:
1577 // XXX return value of add_channel should be checked?
1578 if ( pt->has_param && !arg_value.empty() ) {
1579 add_channel( pt->option, arg_value );
1580 } else if ( !pt->has_param && arg_value.empty() ) {
1581 add_channel( pt->option, pt->s_param );
1582 } else if ( pt->has_param ) {
1583 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1584 return FG_OPTIONS_ERROR;
1586 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1587 return FG_OPTIONS_ERROR;
1591 if ( pt->has_param && !arg_value.empty() ) {
1592 return pt->func( arg_value.c_str() );
1593 } else if ( !pt->has_param && arg_value.empty() ) {
1594 return pt->func( pt->s_param );
1595 } else if ( pt->has_param ) {
1596 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1597 return FG_OPTIONS_ERROR;
1599 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1600 return FG_OPTIONS_ERROR;
1605 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1606 return FG_OPTIONS_ERROR;
1609 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1610 return FG_OPTIONS_ERROR;
1613 return FG_OPTIONS_OK;
1617 // Parse the command line options
1619 fgParseArgs (int argc, char **argv)
1621 bool in_options = true;
1622 bool verbose = false;
1625 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1627 for (int i = 1; i < argc; i++) {
1628 string arg = argv[i];
1630 if (in_options && (arg.find('-') == 0)) {
1634 int result = parse_option(arg);
1635 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1638 else if (result == FG_OPTIONS_VERBOSE_HELP)
1641 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1642 fgOptLogLevel( "alert" );
1643 SGPath path( globals->get_fg_root() );
1644 path.append("Aircraft");
1645 fgShowAircraft(path);
1648 } else if (result == FG_OPTIONS_SHOW_SOUND_DEVICES) {
1652 string vendor = smgr.get_vendor();
1653 string renderer = smgr.get_renderer();
1654 cout << renderer << " provided by " << vendor << endl;
1655 cout << endl << "No. Device" << endl;
1657 vector <const char*>devices = smgr.get_available_devices();
1658 for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
1659 cout << i << ". \"" << devices[i] << "\"" << endl;
1665 else if (result == FG_OPTIONS_EXIT)
1670 SG_LOG(SG_GENERAL, SG_INFO,
1671 "Reading command-line property file " << arg);
1672 readProperties(arg, globals->get_props());
1677 fgOptLogLevel( "alert" );
1682 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1686 // Parse config file options
1688 fgParseOptions (const string& path) {
1689 sg_gzifstream in( path );
1690 if ( !in.is_open() ) {
1694 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1697 while ( ! in.eof() ) {
1699 getline( in, line, '\n' );
1701 // catch extraneous (DOS) line ending character
1703 for (i = line.length(); i > 0; i--)
1704 if (line[i - 1] > 32)
1706 line = line.substr( 0, i );
1708 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1709 cerr << endl << "Config file parse error: " << path << " '"
1710 << line << "'" << endl;
1719 // Print usage message
1721 fgUsage (bool verbose)
1723 SGPropertyNode *locale = globals->get_locale();
1725 SGPropertyNode options_root;
1727 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1731 fgLoadProps("options.xml", &options_root);
1732 } catch (const sg_exception &) {
1733 cout << "Unable to read the help file." << endl;
1734 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1735 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1736 cout << "by adding --fg-root=path as a program argument." << endl;
1741 SGPropertyNode *options = options_root.getNode("options");
1743 SG_LOG( SG_GENERAL, SG_ALERT,
1744 "Error reading options.xml: <options> directive not found." );
1748 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1750 cout << "Usage: " << usage->getStringValue() << endl;
1753 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1754 for (unsigned int j = 0; j < section.size(); j++) {
1757 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1758 for (unsigned int k = 0; k < option.size(); k++) {
1760 SGPropertyNode *name = option[k]->getNode("name");
1761 SGPropertyNode *short_name = option[k]->getNode("short");
1762 SGPropertyNode *key = option[k]->getNode("key");
1763 SGPropertyNode *arg = option[k]->getNode("arg");
1764 bool brief = option[k]->getNode("brief") != 0;
1766 if ((brief || verbose) && name) {
1767 string tmp = name->getStringValue();
1771 tmp.append(key->getStringValue());
1775 tmp.append(arg->getStringValue());
1779 tmp.append(short_name->getStringValue());
1782 if (tmp.size() <= 25) {
1785 msg.append( 27-tmp.size(), ' ');
1789 msg.append(32, ' ');
1791 // There may be more than one <description> tag assosiated
1794 vector<SGPropertyNode_ptr> desc;
1795 desc = option[k]->getChildren("description");
1796 if (desc.size() > 0) {
1797 for ( unsigned int l = 0; l < desc.size(); l++) {
1799 // There may be more than one translation line.
1801 string t = desc[l]->getStringValue();
1802 SGPropertyNode *n = locale->getNode("strings");
1803 vector<SGPropertyNode_ptr>trans_desc =
1804 n->getChildren(t.substr(8).c_str());
1806 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1807 string t_str = trans_desc[m]->getStringValue();
1809 if ((m > 0) || ((l > 0) && m == 0)) {
1810 msg.append( 32, ' ');
1813 // If the string is too large to fit on the screen,
1814 // then split it up in several pieces.
1816 while ( t_str.size() > 47 ) {
1818 unsigned int m = t_str.rfind(' ', 47);
1819 msg += t_str.substr(0, m) + '\n';
1820 msg.append( 32, ' ');
1822 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1824 msg += t_str + '\n';
1831 SGPropertyNode *name;
1832 name = locale->getNode(section[j]->getStringValue("name"));
1834 if (!msg.empty() && name) {
1835 cout << endl << name->getStringValue() << ":" << endl;
1843 cout << "For a complete list of options use --help --verbose" << endl;
1846 cout << "Hit a key to continue..." << endl;