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 <boost/foreach.hpp>
36 #include <math.h> // rint()
38 #include <stdlib.h> // atof(), atoi()
39 #include <string.h> // strcmp()
45 #include <simgear/math/sg_random.h>
46 #include <simgear/props/props_io.hxx>
47 #include <simgear/misc/sgstream.hxx>
48 #include <simgear/misc/sg_path.hxx>
49 #include <simgear/scene/material/mat.hxx>
50 #include <simgear/sound/soundmgr_openal.hxx>
51 #include <simgear/misc/strutils.hxx>
52 #include <Autopilot/route_mgr.hxx>
55 #include "globals.hxx"
56 #include "fg_init.hxx"
57 #include "fg_props.hxx"
58 #include "options.hxx"
60 #include "viewmgr.hxx"
62 #include <Main/viewer.hxx>
63 #include <Environment/presets.hxx>
65 #include <osg/Version>
67 #if defined( HAVE_VERSION_H ) && HAVE_VERSION_H
68 # include <Include/version.h>
69 # include <simgear/version.h>
71 # include <Include/no_version.h>
75 # include <CoreFoundation/CoreFoundation.h>
86 #define NEW_DEFAULT_MODEL_HZ 120
94 FG_OPTIONS_VERBOSE_HELP = 4,
95 FG_OPTIONS_SHOW_AIRCRAFT = 5,
96 FG_OPTIONS_SHOW_SOUND_DEVICES = 6
99 static flightgear::Options* shared_instance = NULL;
102 atof( const string& str )
104 return ::atof( str.c_str() );
108 atoi( const string& str )
110 return ::atoi( str.c_str() );
113 static int fgSetupProxy( const char *arg );
116 * Set a few fail-safe default property values.
118 * These should all be set in $FG_ROOT/preferences.xml, but just
119 * in case, we provide some initial sane values here. This method
120 * should be invoked *before* reading any init files.
126 // Position (deliberately out of range)
127 fgSetDouble("/position/longitude-deg", 9999.0);
128 fgSetDouble("/position/latitude-deg", 9999.0);
129 fgSetDouble("/position/altitude-ft", -9999.0);
132 fgSetDouble("/orientation/heading-deg", 9999.0);
133 fgSetDouble("/orientation/roll-deg", 0.0);
134 fgSetDouble("/orientation/pitch-deg", 0.424);
137 fgSetDouble("/velocities/uBody-fps", 0.0);
138 fgSetDouble("/velocities/vBody-fps", 0.0);
139 fgSetDouble("/velocities/wBody-fps", 0.0);
140 fgSetDouble("/velocities/speed-north-fps", 0.0);
141 fgSetDouble("/velocities/speed-east-fps", 0.0);
142 fgSetDouble("/velocities/speed-down-fps", 0.0);
143 fgSetDouble("/velocities/airspeed-kt", 0.0);
144 fgSetDouble("/velocities/mach", 0.0);
147 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
148 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
149 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
151 fgSetDouble("/sim/presets/heading-deg", 9999.0);
152 fgSetDouble("/sim/presets/roll-deg", 0.0);
153 fgSetDouble("/sim/presets/pitch-deg", 0.424);
155 fgSetString("/sim/presets/speed-set", "knots");
156 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
157 fgSetDouble("/sim/presets/mach", 0.0);
158 fgSetDouble("/sim/presets/uBody-fps", 0.0);
159 fgSetDouble("/sim/presets/vBody-fps", 0.0);
160 fgSetDouble("/sim/presets/wBody-fps", 0.0);
161 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
162 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
163 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
165 fgSetBool("/sim/presets/onground", true);
166 fgSetBool("/sim/presets/trim", false);
169 fgSetBool("/sim/startup/game-mode", false);
170 fgSetBool("/sim/startup/splash-screen", true);
171 fgSetBool("/sim/startup/intro-music", true);
172 // we want mouse-pointer to have an undefined value if nothing is
173 // specified so we can do the right thing for voodoo-1/2 cards.
174 // fgSetString("/sim/startup/mouse-pointer", "disabled");
175 fgSetString("/sim/control-mode", "joystick");
176 fgSetBool("/controls/flight/auto-coordination", false);
178 fgSetString("/sim/startup/browser-app", "webrun.bat");
179 #elif defined(__APPLE__)
180 fgSetString("/sim/startup/browser-app", "open");
182 fgSetString("/sim/startup/browser-app", "launchWebJumper");
184 const char* browserEnv = ::getenv( "WEBBROWSER" );
185 if (!browserEnv) browserEnv = "netscape";
186 fgSetString("/sim/startup/browser-app", browserEnv);
188 fgSetString("/sim/logging/priority", "alert");
191 fgSetBool("/sim/hud/color/antialiased", false);
192 fgSetBool("/sim/hud/enable3d[1]", true);
193 fgSetBool("/sim/hud/visibility[1]", false);
194 fgSetBool("/sim/panel/visibility", true);
195 fgSetBool("/sim/sound/enabled", true);
196 fgSetBool("/sim/sound/working", true);
198 // Flight Model options
199 fgSetString("/sim/flight-model", "jsb");
200 fgSetString("/sim/aero", "c172");
201 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
202 fgSetInt("/sim/speed-up", 1);
205 fgSetString("/sim/rendering/fog", "nicest");
206 fgSetBool("/environment/clouds/status", true);
207 fgSetBool("/sim/startup/fullscreen", false);
208 fgSetBool("/sim/rendering/shading", true);
209 fgSetBool("/sim/rendering/skyblend", true);
210 fgSetBool("/sim/rendering/textures", true);
211 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
212 fgSetInt("/sim/rendering/filtering", 1);
213 fgSetBool("/sim/rendering/wireframe", false);
214 fgSetBool("/sim/rendering/horizon-effect", false);
215 fgSetBool("/sim/rendering/enhanced-lighting", false);
216 fgSetBool("/sim/rendering/distance-attenuation", false);
217 fgSetBool("/sim/rendering/specular-highlight", true);
218 fgSetString("/sim/rendering/materials-file", "materials.xml");
219 fgSetInt("/sim/startup/xsize", 800);
220 fgSetInt("/sim/startup/ysize", 600);
221 fgSetInt("/sim/rendering/bits-per-pixel", 16);
222 fgSetString("/sim/view-mode", "pilot");
223 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
226 fgSetString("/sim/startup/units", "feet");
227 fgSetString("/sim/hud/frame-stat-type", "tris");
230 fgSetInt("/sim/startup/time-offset", 0);
231 fgSetString("/sim/startup/time-offset-type", "system-offset");
232 fgSetLong("/sim/time/cur-time-override", 0);
235 fgSetBool("/sim/freeze/master", false);
236 fgSetBool("/sim/freeze/position", false);
237 fgSetBool("/sim/freeze/clock", false);
238 fgSetBool("/sim/freeze/fuel", false);
240 fgSetString("/sim/multiplay/callsign", "callsign");
241 fgSetString("/sim/multiplay/rxhost", "");
242 fgSetString("/sim/multiplay/txhost", "");
243 fgSetInt("/sim/multiplay/rxport", 0);
244 fgSetInt("/sim/multiplay/txport", 0);
246 fgSetString("/sim/version/flightgear", FLIGHTGEAR_VERSION);
247 fgSetString("/sim/version/simgear", SG_STRINGIZE(SIMGEAR_VERSION));
248 fgSetString("/sim/version/openscenegraph", osgGetVersion());
249 fgSetString("/sim/version/revision", REVISION);
250 fgSetInt("/sim/version/build-number", HUDSON_BUILD_NUMBER);
251 fgSetString("/sim/version/build-id", HUDSON_BUILD_ID);
253 char* envp = ::getenv( "http_proxy" );
255 fgSetupProxy( envp );
259 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
260 double * speed, double * gust)
262 string::size_type pos = wind.find('@');
263 if (pos == string::npos)
265 string dir = wind.substr(0, pos);
266 string spd = wind.substr(pos+1);
268 if (pos == string::npos) {
269 *min_hdg = *max_hdg = atof(dir.c_str());
271 *min_hdg = atof(dir.substr(0,pos).c_str());
272 *max_hdg = atof(dir.substr(pos+1).c_str());
275 if (pos == string::npos) {
276 *speed = *gust = atof(spd.c_str());
278 *speed = atof(spd.substr(0,pos).c_str());
279 *gust = atof(spd.substr(pos+1).c_str());
285 parseIntValue(char** ppParserPos, int* pValue,int min, int max, const char* field, const char* argument)
287 if ( !strlen(*ppParserPos) )
293 while ( isdigit((*ppParserPos)[0]) && (i<255) )
295 num[i] = (*ppParserPos)[0];
301 switch ((*ppParserPos)[0])
309 SG_LOG(SG_GENERAL, SG_ALERT, "Illegal character in time string for " << field << ": '" <<
310 (*ppParserPos)[0] << "'.");
311 // invalid field - skip rest of string to avoid further errors
312 while ((*ppParserPos)[0])
320 int value = atoi(num);
321 if ((value < min)||(value > max))
323 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid " << field << " in '" << argument <<
324 "'. Valid range is " << min << "-" << max << ".");
334 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
336 parse_time(const string& time_in) {
337 char *time_str, num[256];
338 double hours, minutes, seconds;
343 time_str = (char *)time_in.c_str();
345 // printf("parse_time(): %s\n", time_str);
348 if ( strlen(time_str) ) {
349 if ( time_str[0] == '+' ) {
352 } else if ( time_str[0] == '-' ) {
357 // printf("sign = %d\n", sign);
360 if ( strlen(time_str) ) {
362 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
363 num[i] = time_str[0];
367 if ( time_str[0] == ':' ) {
372 // printf("hours = %.2lf\n", hours);
378 if ( strlen(time_str) ) {
380 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
381 num[i] = time_str[0];
385 if ( time_str[0] == ':' ) {
390 // printf("minutes = %.2lf\n", minutes);
392 result += minutes / 60.0;
396 if ( strlen(time_str) ) {
398 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
399 num[i] = time_str[0];
405 // printf("seconds = %.2lf\n", seconds);
407 result += seconds / 3600.0;
410 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
412 return(sign * result);
415 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
417 parse_date( const string& date, const char* timeType)
419 struct tm gmt,*pCurrentTime;
420 int year,month,day,hour,minute,second;
421 char *argument, *date_str;
423 SGTime CurrentTime = SGTime();
424 CurrentTime.update(0,0,0,0);
426 // FIXME This should obtain system/aircraft/GMT time depending on timeType
427 pCurrentTime = CurrentTime.getGmt();
429 // initialize all fields with current time
430 year = pCurrentTime->tm_year + 1900;
431 month = pCurrentTime->tm_mon + 1;
432 day = pCurrentTime->tm_mday;
433 hour = pCurrentTime->tm_hour;
434 minute = pCurrentTime->tm_min;
435 second = pCurrentTime->tm_sec;
437 argument = (char *)date.c_str();
440 // start with parsing year
441 if (!strlen(date_str) ||
442 !parseIntValue(&date_str,&year,0,9999,"year",argument))
449 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid year '" << year << "'. Use 1970 or later.");
453 parseIntValue(&date_str, &month, 1, 12, "month", argument);
454 parseIntValue(&date_str, &day, 1, 31, "day", argument);
455 parseIntValue(&date_str, &hour, 0, 23, "hour", argument);
456 parseIntValue(&date_str, &minute, 0, 59, "minute", argument);
457 parseIntValue(&date_str, &second, 0, 59, "second", argument);
463 gmt.tm_mon = month - 1;
464 gmt.tm_year = year -1900;
465 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
467 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
468 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
470 SG_LOG(SG_GENERAL, SG_INFO, "Configuring startup time to " << ctime(&theTime));
476 // parse angle in the form of [+/-]ddd:mm:ss into degrees
478 parse_degree( const string& degree_str) {
479 double result = parse_time( degree_str );
481 // printf("Degree = %.4f\n", result);
487 // parse time offset string into seconds
489 parse_time_offset( const string& time_str) {
492 // printf("time offset = %s\n", time_str);
495 result = (int)rint(parse_time(time_str) * 3600.0);
497 result = (int)(parse_time(time_str) * 3600.0);
500 // printf("parse_time_offset(): %d\n", result);
506 // Parse --fov=x.xx type option
508 parse_fov( const string& arg ) {
509 double fov = atof(arg);
511 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
512 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
514 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
516 // printf("parse_fov(): result = %.4f\n", fov);
522 // Parse I/O channel option
524 // Format is "--protocol=medium,direction,hz,medium_options,..."
526 // protocol = { native, nmea, garmin, AV400, AV400Sim, fgfs, rul, pve, etc. }
527 // medium = { serial, socket, file, etc. }
528 // direction = { in, out, bi }
529 // hz = number of times to process channel per second (floating
530 // point values are ok.
532 // Serial example "--nmea=serial,dir,hz,device,baud" where
534 // device = OS device name of serial line to be open()'ed
535 // baud = {300, 1200, 2400, ..., 230400}
537 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
539 // machine = machine name or ip address if client (leave empty if server)
540 // port = port, leave empty to let system choose
541 // style = tcp or udp
543 // File example "--garmin=file,dir,hz,filename" where
545 // filename = file system file name
548 add_channel( const string& type, const string& channel_str ) {
549 // This check is neccessary to prevent fgviewer from segfaulting when given
550 // weird options. (It doesn't run the full initailization)
551 if(!globals->get_channel_options_list())
553 SG_LOG(SG_GENERAL, SG_ALERT, "Option " << type << "=" << channel_str
557 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
558 globals->get_channel_options_list()->push_back( type + "," + channel_str );
565 fgSetString("/sim/presets/airport-id", "");
566 fgSetString("/sim/presets/vor-id", "");
567 fgSetString("/sim/presets/ndb-id", "");
568 fgSetString("/sim/presets/carrier", "");
569 fgSetString("/sim/presets/parkpos", "");
570 fgSetString("/sim/presets/fix", "");
574 fgOptVOR( const char * arg )
577 fgSetString("/sim/presets/vor-id", arg);
578 return FG_OPTIONS_OK;
582 fgOptNDB( const char * arg )
585 fgSetString("/sim/presets/ndb-id", arg);
586 return FG_OPTIONS_OK;
590 fgOptCarrier( const char * arg )
593 fgSetString("/sim/presets/carrier", arg);
594 return FG_OPTIONS_OK;
598 fgOptParkpos( const char * arg )
600 fgSetString("/sim/presets/parkpos", arg);
601 return FG_OPTIONS_OK;
605 fgOptFIX( const char * arg )
608 fgSetString("/sim/presets/fix", arg);
609 return FG_OPTIONS_OK;
613 fgOptLon( const char *arg )
616 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
617 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
618 return FG_OPTIONS_OK;
622 fgOptLat( const char *arg )
625 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
626 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
627 return FG_OPTIONS_OK;
631 fgOptAltitude( const char *arg )
633 fgSetBool("/sim/presets/onground", false);
634 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
635 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
637 fgSetDouble("/sim/presets/altitude-ft",
638 atof( arg ) * SG_METER_TO_FEET);
639 return FG_OPTIONS_OK;
643 fgOptUBody( const char *arg )
645 fgSetString("/sim/presets/speed-set", "UVW");
646 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
647 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
649 fgSetDouble("/sim/presets/uBody-fps",
650 atof( arg ) * SG_METER_TO_FEET);
651 return FG_OPTIONS_OK;
655 fgOptVBody( const char *arg )
657 fgSetString("/sim/presets/speed-set", "UVW");
658 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
659 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
661 fgSetDouble("/sim/presets/vBody-fps",
662 atof( arg ) * SG_METER_TO_FEET);
663 return FG_OPTIONS_OK;
667 fgOptWBody( const char *arg )
669 fgSetString("/sim/presets/speed-set", "UVW");
670 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
671 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
673 fgSetDouble("/sim/presets/wBody-fps",
674 atof(arg) * SG_METER_TO_FEET);
675 return FG_OPTIONS_OK;
679 fgOptVNorth( const char *arg )
681 fgSetString("/sim/presets/speed-set", "NED");
682 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
683 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
685 fgSetDouble("/sim/presets/speed-north-fps",
686 atof( arg ) * SG_METER_TO_FEET);
687 return FG_OPTIONS_OK;
691 fgOptVEast( const char *arg )
693 fgSetString("/sim/presets/speed-set", "NED");
694 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
695 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
697 fgSetDouble("/sim/presets/speed-east-fps",
698 atof(arg) * SG_METER_TO_FEET);
699 return FG_OPTIONS_OK;
703 fgOptVDown( const char *arg )
705 fgSetString("/sim/presets/speed-set", "NED");
706 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
707 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
709 fgSetDouble("/sim/presets/speed-down-fps",
710 atof(arg) * SG_METER_TO_FEET);
711 return FG_OPTIONS_OK;
715 fgOptVc( const char *arg )
717 // fgSetString("/sim/presets/speed-set", "knots");
718 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
719 fgSetString("/sim/presets/speed-set", "knots");
720 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
721 return FG_OPTIONS_OK;
725 fgOptMach( const char *arg )
727 fgSetString("/sim/presets/speed-set", "mach");
728 fgSetDouble("/sim/presets/mach", atof(arg));
729 return FG_OPTIONS_OK;
733 fgOptRoc( const char *arg )
735 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
736 return FG_OPTIONS_OK;
740 fgOptFgScenery( const char *arg )
742 globals->append_fg_scenery(arg);
743 return FG_OPTIONS_OK;
747 fgOptFov( const char *arg )
750 return FG_OPTIONS_OK;
754 fgOptGeometry( const char *arg )
756 bool geometry_ok = true;
757 int xsize = 0, ysize = 0;
758 string geometry = arg;
759 string::size_type i = geometry.find('x');
761 if (i != string::npos) {
762 xsize = atoi(geometry.substr(0, i));
763 ysize = atoi(geometry.substr(i+1));
768 if ( xsize <= 0 || ysize <= 0 ) {
774 if ( !geometry_ok ) {
775 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
776 SG_LOG( SG_GENERAL, SG_ALERT,
777 "Setting geometry to " << xsize << 'x' << ysize << '\n');
779 SG_LOG( SG_GENERAL, SG_INFO,
780 "Setting geometry to " << xsize << 'x' << ysize << '\n');
781 fgSetInt("/sim/startup/xsize", xsize);
782 fgSetInt("/sim/startup/ysize", ysize);
784 return FG_OPTIONS_OK;
788 fgOptBpp( const char *arg )
790 string bits_per_pix = arg;
791 if ( bits_per_pix == "16" ) {
792 fgSetInt("/sim/rendering/bits-per-pixel", 16);
793 } else if ( bits_per_pix == "24" ) {
794 fgSetInt("/sim/rendering/bits-per-pixel", 24);
795 } else if ( bits_per_pix == "32" ) {
796 fgSetInt("/sim/rendering/bits-per-pixel", 32);
798 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
800 return FG_OPTIONS_OK;
804 fgOptTimeOffset( const char *arg )
806 fgSetLong("/sim/startup/time-offset",
807 parse_time_offset( arg ));
808 fgSetString("/sim/startup/time-offset-type", "system-offset");
809 return FG_OPTIONS_OK;
813 fgOptStartDateSys( const char *arg )
815 long int theTime = parse_date( arg, "system" );
818 fgSetLong("/sim/startup/time-offset", theTime);
819 fgSetString("/sim/startup/time-offset-type", "system");
821 return FG_OPTIONS_OK;
825 fgOptStartDateLat( const char *arg )
827 long int theTime = parse_date( arg, "latitude" );
830 fgSetLong("/sim/startup/time-offset", theTime);
831 fgSetString("/sim/startup/time-offset-type", "latitude");
833 return FG_OPTIONS_OK;
837 fgOptStartDateGmt( const char *arg )
839 long int theTime = parse_date( arg, "gmt" );
842 fgSetLong("/sim/startup/time-offset", theTime);
843 fgSetString("/sim/startup/time-offset-type", "gmt");
845 return FG_OPTIONS_OK;
849 fgSetupProxy( const char *arg )
851 string options = simgear::strutils::strip( arg );
852 string host, port, auth;
853 string::size_type pos;
855 // this is NURLP - NURLP is not an url parser
856 if( simgear::strutils::starts_with( options, "http://" ) )
857 options = options.substr( 7 );
858 if( simgear::strutils::ends_with( options, "/" ) )
859 options = options.substr( 0, options.length() - 1 );
861 host = port = auth = "";
862 if ((pos = options.find("@")) != string::npos)
863 auth = options.substr(0, pos++);
867 host = options.substr(pos, options.size());
868 if ((pos = host.find(":")) != string::npos) {
869 port = host.substr(++pos, host.size());
870 host.erase(--pos, host.size());
873 fgSetString("/sim/presets/proxy/host", host.c_str());
874 fgSetString("/sim/presets/proxy/port", port.c_str());
875 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
877 return FG_OPTIONS_OK;
881 fgOptTraceRead( const char *arg )
884 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
885 fgGetNode(name.c_str(), true)
886 ->setAttribute(SGPropertyNode::TRACE_READ, true);
887 return FG_OPTIONS_OK;
891 fgOptLogLevel( const char *arg )
893 fgSetString("/sim/logging/priority", arg);
894 setLoggingPriority(arg);
896 return FG_OPTIONS_OK;
900 fgOptLogClasses( const char *arg )
902 fgSetString("/sim/logging/classes", arg);
903 setLoggingClasses (arg);
905 return FG_OPTIONS_OK;
909 fgOptTraceWrite( const char *arg )
912 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
913 fgGetNode(name.c_str(), true)
914 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
915 return FG_OPTIONS_OK;
919 fgOptViewOffset( const char *arg )
921 // $$$ begin - added VS Renganathan, 14 Oct 2K
922 // for multi-window outside window imagery
923 string woffset = arg;
924 double default_view_offset = 0.0;
925 if ( woffset == "LEFT" ) {
926 default_view_offset = SGD_PI * 0.25;
927 } else if ( woffset == "RIGHT" ) {
928 default_view_offset = SGD_PI * 1.75;
929 } else if ( woffset == "CENTER" ) {
930 default_view_offset = 0.00;
932 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
934 /* apparently not used (CLO, 11 Jun 2002)
935 FGViewer *pilot_view =
936 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
937 // this will work without calls to the viewer...
938 fgSetDouble( "/sim/current-view/heading-offset-deg",
939 default_view_offset * SGD_RADIANS_TO_DEGREES );
940 // $$$ end - added VS Renganathan, 14 Oct 2K
941 return FG_OPTIONS_OK;
945 fgOptVisibilityMeters( const char *arg )
947 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) );
948 return FG_OPTIONS_OK;
952 fgOptVisibilityMiles( const char *arg )
954 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) * 5280.0 * SG_FEET_TO_METER );
955 return FG_OPTIONS_OK;
959 fgOptRandomWind( const char *arg )
961 double min_hdg = sg_random() * 360.0;
962 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
963 double speed = sg_random() * sg_random() * 40;
964 double gust = speed + (10 - sqrt(sg_random() * 100));
965 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
966 return FG_OPTIONS_OK;
970 fgOptWind( const char *arg )
972 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
973 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
974 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
975 return FG_OPTIONS_ERROR;
977 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
978 return FG_OPTIONS_OK;
982 fgOptTurbulence( const char *arg )
984 Environment::Presets::TurbulenceSingleton::instance()->preset( atof(arg) );
985 return FG_OPTIONS_OK;
989 fgOptCeiling( const char *arg )
991 double elevation, thickness;
993 string::size_type pos = spec.find(':');
994 if (pos == string::npos) {
995 elevation = atof(spec.c_str());
998 elevation = atof(spec.substr(0, pos).c_str());
999 thickness = atof(spec.substr(pos + 1).c_str());
1001 Environment::Presets::CeilingSingleton::instance()->preset( elevation, thickness );
1002 return FG_OPTIONS_OK;
1006 fgOptWp( const char *arg )
1008 string_list *waypoints = globals->get_initial_waypoints();
1010 waypoints = new string_list;
1011 globals->set_initial_waypoints(waypoints);
1013 waypoints->push_back(arg);
1014 return FG_OPTIONS_OK;
1018 fgOptConfig( const char *arg )
1022 readProperties(file, globals->get_props());
1023 } catch (const sg_exception &e) {
1024 string message = "Error loading config file: ";
1025 message += e.getFormattedMessage() + e.getOrigin();
1026 SG_LOG(SG_INPUT, SG_ALERT, message);
1029 return FG_OPTIONS_OK;
1033 parse_colon (const string &s, double * val1, double * val2)
1035 string::size_type pos = s.find(':');
1036 if (pos == string::npos) {
1040 *val1 = atof(s.substr(0, pos).c_str());
1041 *val2 = atof(s.substr(pos+1).c_str());
1048 fgOptFailure( const char * arg )
1052 fgSetBool("/systems/pitot/serviceable", false);
1053 } else if (a == "static") {
1054 fgSetBool("/systems/static/serviceable", false);
1055 } else if (a == "vacuum") {
1056 fgSetBool("/systems/vacuum/serviceable", false);
1057 } else if (a == "electrical") {
1058 fgSetBool("/systems/electrical/serviceable", false);
1060 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1061 return FG_OPTIONS_ERROR;
1064 return FG_OPTIONS_OK;
1069 fgOptNAV1( const char * arg )
1071 double radial, freq;
1072 if (parse_colon(arg, &radial, &freq))
1073 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1074 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1075 return FG_OPTIONS_OK;
1079 fgOptNAV2( const char * arg )
1081 double radial, freq;
1082 if (parse_colon(arg, &radial, &freq))
1083 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1084 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1085 return FG_OPTIONS_OK;
1089 fgOptADF1( const char * arg )
1092 if (parse_colon(arg, &rot, &freq))
1093 fgSetDouble("/instrumentation/adf[0]/rotation-deg", rot);
1094 fgSetDouble("/instrumentation/adf[0]/frequencies/selected-khz", freq);
1095 return FG_OPTIONS_OK;
1099 fgOptADF2( const char * arg )
1102 if (parse_colon(arg, &rot, &freq))
1103 fgSetDouble("/instrumentation/adf[1]/rotation-deg", rot);
1104 fgSetDouble("/instrumentation/adf[1]/frequencies/selected-khz", freq);
1105 return FG_OPTIONS_OK;
1109 fgOptDME( const char *arg )
1112 if (opt == "nav1") {
1113 fgSetInt("/instrumentation/dme/switch-position", 1);
1114 fgSetString("/instrumentation/dme/frequencies/source",
1115 "/instrumentation/nav[0]/frequencies/selected-mhz");
1116 } else if (opt == "nav2") {
1117 fgSetInt("/instrumentation/dme/switch-position", 3);
1118 fgSetString("/instrumentation/dme/frequencies/source",
1119 "/instrumentation/nav[1]/frequencies/selected-mhz");
1121 double frequency = atof(arg);
1124 SG_LOG(SG_INPUT, SG_ALERT, "Invalid DME frequency: '" << arg << "'.");
1125 return FG_OPTIONS_ERROR;
1127 fgSetInt("/instrumentation/dme/switch-position", 2);
1128 fgSetString("/instrumentation/dme/frequencies/source",
1129 "/instrumentation/dme/frequencies/selected-mhz");
1130 fgSetDouble("/instrumentation/dme/frequencies/selected-mhz", frequency);
1132 return FG_OPTIONS_OK;
1136 fgOptLivery( const char *arg )
1139 string livery_path = "livery/" + opt;
1140 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1141 return FG_OPTIONS_OK;
1145 fgOptScenario( const char *arg )
1147 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1148 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1150 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1151 int ind = scenarii[i]->getIndex();
1152 if ( index < ind ) {
1156 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1157 scenario->setStringValue( arg );
1158 ai_node->setBoolValue( "enabled", true );
1159 return FG_OPTIONS_OK;
1163 fgOptNoScenarios( const char *arg )
1165 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1166 ai_node->removeChildren("scenario",false);
1167 ai_node->setBoolValue( "enabled", false );
1168 return FG_OPTIONS_OK;
1172 fgOptRunway( const char *arg )
1174 fgSetString("/sim/presets/runway", arg );
1175 fgSetBool("/sim/presets/runway-requested", true );
1176 return FG_OPTIONS_OK;
1180 fgOptParking( const char *arg )
1182 cerr << "Processing argument " << arg << endl;
1183 fgSetString("/sim/presets/parking", arg );
1184 fgSetBool ("/sim/presets/parking-requested", true );
1185 return FG_OPTIONS_OK;
1189 fgOptVersion( const char *arg )
1191 cerr << "FlightGear version: " << FLIGHTGEAR_VERSION << endl;
1192 cerr << "Revision: " << REVISION << endl;
1193 cerr << "Build-Id: " << HUDSON_BUILD_ID << endl;
1194 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1195 cerr << "FG_HOME=" << fgGetString("/sim/fg-home") << endl;
1196 cerr << "FG_SCENERY=";
1199 string_list scn = globals->get_fg_scenery();
1200 for (string_list::const_iterator it = scn.begin(); it != scn.end(); it++)
1202 if (didsome) cerr << ":";
1207 cerr << "SimGear version: " << SG_STRINGIZE(SIMGEAR_VERSION) << endl;
1208 cerr << "PLIB version: " << PLIB_VERSION << endl;
1209 return FG_OPTIONS_EXIT;
1213 fgOptCallSign(const char * arg)
1217 strncpy(callsign,arg,10);
1219 for (i=0;callsign[i];i++)
1221 char c = callsign[i];
1222 if (c >= 'A' && c <= 'Z') continue;
1223 if (c >= 'a' && c <= 'z') continue;
1224 if (c >= '0' && c <= '9') continue;
1225 if (c == '-' || c == '_') continue;
1226 // convert any other illegal characters
1229 fgSetString("sim/multiplay/callsign", callsign );
1230 return FG_OPTIONS_OK;
1234 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1235 // <type> can be "double" etc. but also only the first letter "d".
1236 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1238 fgOptSetProperty(const char* raw)
1241 string::size_type pos = arg.find('=');
1242 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1243 return FG_OPTIONS_ERROR;
1245 string name = arg.substr(0, pos);
1246 string value = arg.substr(pos + 1);
1248 pos = name.find(':');
1250 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1251 type = name.substr(0, pos);
1252 name = name.substr(pos + 1);
1254 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1256 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1258 n->setAttribute(SGPropertyNode::WRITE, true);
1262 ret = n->setUnspecifiedValue(value.c_str());
1263 else if (type == "s" || type == "string")
1264 ret = n->setStringValue(value.c_str());
1265 else if (type == "d" || type == "double")
1266 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1267 else if (type == "f" || type == "float")
1268 ret = n->setFloatValue(atof(value.c_str()));
1269 else if (type == "l" || type == "long")
1270 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1271 else if (type == "i" || type == "int")
1272 ret = n->setIntValue(atoi(value.c_str()));
1273 else if (type == "b" || type == "bool")
1274 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1277 n->setAttribute(SGPropertyNode::WRITE, false);
1278 return ret ? FG_OPTIONS_OK : FG_OPTIONS_ERROR;
1284 option has_param type property b_param s_param func
1287 option : name of the option
1288 has_param : option is --name=value if true or --name if false
1289 type : OPTION_BOOL - property is a boolean
1290 OPTION_STRING - property is a string
1291 OPTION_DOUBLE - property is a double
1292 OPTION_INT - property is an integer
1293 OPTION_CHANNEL - name of option is the name of a channel
1294 OPTION_FUNC - the option trigger a function
1295 b_param : if type==OPTION_BOOL,
1296 value set to the property (has_param is false for boolean)
1297 s_param : if type==OPTION_STRING,
1298 value set to the property if has_param is false
1299 func : function called if type==OPTION_FUNC. if has_param is true,
1300 the value is passed to the function as a string, otherwise,
1303 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1304 double or an integer and set to the property.
1306 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1310 enum OptionType { OPTION_BOOL = 0, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC, OPTION_IGNORE };
1311 const int OPTION_MULTI = 1 << 17;
1317 const char *property;
1319 const char *s_param;
1320 int (*func)( const char * );
1321 } fgOptionArray[] = {
1323 {"language", true, OPTION_IGNORE, "", false, "", 0 },
1324 {"disable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt", false, "", 0 },
1325 {"enable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt", true, "", 0 },
1326 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1327 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1328 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1329 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1330 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1331 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1332 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1333 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1334 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1335 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1336 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", false, "", 0 },
1337 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", true, "", 0 },
1338 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1339 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1340 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1341 {"disable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", false, "", 0 },
1342 {"enable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", true, "", 0 },
1343 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1344 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1345 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1346 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1347 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1348 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1349 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", false, "", 0 },
1350 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", true, "", 0 },
1351 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1352 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1353 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1354 {"disable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", false, "", 0 },
1355 {"enable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", true, "", 0 },
1356 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1357 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", false, "", 0 },
1358 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", true, "", 0 },
1359 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1360 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1361 {"disable-sound", false, OPTION_BOOL, "/sim/sound/working", false, "", 0 },
1362 {"enable-sound", false, OPTION_BOOL, "/sim/sound/working", true, "", 0 },
1363 {"sound-device", true, OPTION_STRING, "/sim/sound/device-name", false, "", 0 },
1364 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1365 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1366 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1367 {"vor-frequency", true, OPTION_DOUBLE, "/sim/presets/vor-freq", false, "", fgOptVOR },
1368 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1369 {"ndb-frequency", true, OPTION_DOUBLE, "/sim/presets/ndb-freq", false, "", fgOptVOR },
1370 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1371 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1372 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1373 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1374 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1375 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1376 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1377 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1378 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1379 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1380 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1381 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1382 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1383 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1384 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1385 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1386 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1387 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1388 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1389 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1390 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1391 {"fg-root", true, OPTION_IGNORE, "", false, "", 0 },
1392 {"fg-scenery", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFgScenery },
1393 {"fg-aircraft", true, OPTION_IGNORE | OPTION_MULTI, "", false, "", 0 },
1394 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1395 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1396 {"aircraft-dir", true, OPTION_IGNORE, "", false, "", 0 },
1397 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1398 {"max-fps", true, OPTION_DOUBLE, "/sim/frame-rate-throttle-hz", false, "", 0 },
1399 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1400 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1401 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1402 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1403 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1404 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1405 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1406 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1407 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1408 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1409 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1410 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1411 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1412 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1413 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1414 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1415 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1416 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1417 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1418 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1419 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1420 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1421 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1422 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1423 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1424 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1425 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1426 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1427 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1428 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1429 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1430 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1431 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1432 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1433 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1434 {"materials-file", true, OPTION_STRING, "/sim/rendering/materials-file", false, "", 0 },
1435 {"disable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", false, "", 0 },
1436 {"enable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", true, "", 0 },
1437 {"terrasync-dir", true, OPTION_STRING, "/sim/terrasync/scenery-dir", false, "", 0 },
1438 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1439 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1440 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1441 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1442 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1443 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1444 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1445 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1446 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1447 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1448 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1449 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1450 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1451 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1452 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1453 {"atlas", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1454 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1455 #ifdef FG_JPEG_SERVER
1456 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1458 {"native", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1459 {"native-ctrls", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1460 {"native-fdm", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1461 {"native-gui", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1462 {"opengc", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1463 {"AV400", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1464 {"AV400Sim", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1465 {"AV400WSimA", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1466 {"AV400WSimB", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1467 {"garmin", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1468 {"nmea", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1469 {"generic", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1470 {"props", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1471 {"telnet", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1472 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1473 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1474 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1475 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1476 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1477 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1478 {"callsign", true, OPTION_FUNC, "", false, "", fgOptCallSign},
1479 {"multiplay", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1481 {"hla", true, OPTION_CHANNEL, "", false, "", 0 },
1483 {"trace-read", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceRead },
1484 {"trace-write", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceWrite },
1485 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1486 {"log-class", true, OPTION_FUNC, "", false, "", fgOptLogClasses },
1487 {"view-offset", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptViewOffset },
1488 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1489 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1490 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1491 {"wind", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWind },
1492 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1493 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1494 {"wp", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWp },
1495 {"flight-plan", true, OPTION_STRING, "/autopilot/route-manager/file-path", false, "", NULL },
1496 {"config", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptConfig },
1497 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1498 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1499 {"failure", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFailure },
1500 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1501 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1502 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1503 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1504 {"adf", /*legacy*/ true, OPTION_FUNC, "", false, "", fgOptADF1 },
1505 {"adf1", true, OPTION_FUNC, "", false, "", fgOptADF1 },
1506 {"adf2", true, OPTION_FUNC, "", false, "", fgOptADF2 },
1507 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1508 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1509 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1510 {"ai-scenario", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptScenario },
1511 {"disable-ai-scenarios", false, OPTION_FUNC, "", false, "", fgOptNoScenarios},
1512 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1513 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1514 {"enable-fpe", false, OPTION_IGNORE, "", false, "", 0},
1515 {"fgviewer", false, OPTION_IGNORE, "", false, "", 0},
1516 {"prop", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptSetProperty},
1521 namespace flightgear
1525 * internal storage of a value->option binding
1530 OptionValue(OptionDesc* d, const string& v) :
1538 typedef std::vector<OptionValue> OptionValueVec;
1539 typedef std::map<string, OptionDesc*> OptionDescDict;
1541 class Options::OptionsPrivate
1545 OptionValueVec::const_iterator findValue(const string& key) const
1547 OptionValueVec::const_iterator it = values.begin();
1548 for (; it != values.end(); ++it) {
1550 continue; // ignore markers
1553 if (it->desc->option == key) {
1556 } // of set values iteration
1558 return it; // not found
1561 OptionDesc* findOption(const string& key) const
1563 OptionDescDict::const_iterator it = options.find(key);
1564 if (it == options.end()) {
1571 int processOption(OptionDesc* desc, const string& arg_value)
1574 return FG_OPTIONS_OK; // tolerate marker options
1577 switch ( desc->type & 0xffff ) {
1579 fgSetBool( desc->property, desc->b_param );
1582 if ( desc->has_param && !arg_value.empty() ) {
1583 fgSetString( desc->property, arg_value.c_str() );
1584 } else if ( !desc->has_param && arg_value.empty() ) {
1585 fgSetString( desc->property, desc->s_param );
1586 } else if ( desc->has_param ) {
1587 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1588 return FG_OPTIONS_ERROR;
1590 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1591 return FG_OPTIONS_ERROR;
1595 if ( !arg_value.empty() ) {
1596 fgSetDouble( desc->property, atof( arg_value ) );
1598 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1599 return FG_OPTIONS_ERROR;
1603 if ( !arg_value.empty() ) {
1604 fgSetInt( desc->property, atoi( arg_value ) );
1606 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1607 return FG_OPTIONS_ERROR;
1610 case OPTION_CHANNEL:
1611 // XXX return value of add_channel should be checked?
1612 if ( desc->has_param && !arg_value.empty() ) {
1613 add_channel( desc->option, arg_value );
1614 } else if ( !desc->has_param && arg_value.empty() ) {
1615 add_channel( desc->option, desc->s_param );
1616 } else if ( desc->has_param ) {
1617 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1618 return FG_OPTIONS_ERROR;
1620 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1621 return FG_OPTIONS_ERROR;
1625 if ( desc->has_param && !arg_value.empty() ) {
1626 return desc->func( arg_value.c_str() );
1627 } else if ( !desc->has_param && arg_value.empty() ) {
1628 return desc->func( desc->s_param );
1629 } else if ( desc->has_param ) {
1630 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1631 return FG_OPTIONS_ERROR;
1633 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1634 return FG_OPTIONS_ERROR;
1642 return FG_OPTIONS_OK;
1646 * insert a marker value into the values vector. This is necessary
1647 * when processing options, to ensure the correct ordering, where we scan
1648 * for marker values in reverse, and then forwards within each group.
1650 void insertGroupMarker()
1652 values.push_back(OptionValue(NULL, "-"));
1656 * given a current iterator into the values, find the preceeding group marker,
1657 * or return the beginning of the value vector.
1659 OptionValueVec::const_iterator rfindGroup(OptionValueVec::const_iterator pos) const
1661 while (--pos != values.begin()) {
1662 if (pos->desc == NULL) {
1663 return pos; // found a marker, we're done
1674 OptionDescDict options;
1675 OptionValueVec values;
1676 simgear::PathList propertyFiles;
1679 Options* Options::sharedInstance()
1681 if (shared_instance == NULL) {
1682 shared_instance = new Options;
1685 return shared_instance;
1688 Options::Options() :
1689 p(new OptionsPrivate())
1691 p->showHelp = false;
1693 p->showAircraft = false;
1696 OptionDesc *desc = &fgOptionArray[ 0 ];
1697 while ( desc->option != 0 ) {
1698 p->options[ desc->option ] = desc;
1707 void Options::init(int argc, char **argv, const SGPath& appDataPath)
1711 // first, process the command line
1712 bool inOptions = true;
1713 for (int i=1; i<argc; ++i) {
1714 if (inOptions && (argv[i][0] == '-')) {
1715 if (strcmp(argv[i], "--") == 0) { // end of options delimiter
1720 int result = parseOption(argv[i]);
1721 processArgResult(result);
1723 // XML properties file
1726 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << f.str());
1730 p->propertyFiles.push_back(f);
1732 } // of arguments iteration
1733 p->insertGroupMarker(); // command line is one group
1735 // then config files
1738 if( homedir.size() && hostname.size() ) {
1739 // Check for ~/.fgfsrc.hostname
1740 config.set(homedir);
1741 config.append(".fgfsrc");
1742 config.concat( "." );
1743 config.concat( hostname );
1747 // Check for ~/.fgfsrc
1748 if( homedir.size() ) {
1749 config.set(homedir);
1750 config.append(".fgfsrc");
1754 // check for a config file in app data
1755 SGPath appDataConfig(appDataPath);
1756 appDataConfig.append("fgfsrc");
1757 if (appDataConfig.exists()) {
1758 readConfig(appDataConfig);
1764 // system.fgfsrc handling
1765 if( hostname.size() > 0 ) {
1766 config.set(globals->get_fg_root());
1767 config.append( "system.fgfsrc" );
1768 config.concat( "." );
1769 config.concat( hostname );
1773 config.set(globals->get_fg_root());
1774 config.append( "system.fgfsrc" );
1778 void Options::initAircraft()
1780 BOOST_FOREACH(const string& paths, valuesForOption("fg-aircraft")) {
1781 globals->append_aircraft_paths(paths);
1784 const char* envp = ::getenv("FG_AIRCRAFT");
1786 globals->append_aircraft_paths(envp);
1790 if (isOptionSet("aircraft")) {
1791 aircraft = valueForOption("aircraft");
1792 } else if (isOptionSet("vehicle")) {
1793 aircraft = valueForOption("vehicle");
1796 if (!aircraft.empty()) {
1797 SG_LOG(SG_INPUT, SG_INFO, "aircraft = " << aircraft );
1798 fgSetString("/sim/aircraft", aircraft.c_str() );
1800 SG_LOG(SG_INPUT, SG_INFO, "No user specified aircraft, using default" );
1803 if (p->showAircraft) {
1804 fgOptLogLevel( "alert" );
1805 SGPath path( globals->get_fg_root() );
1806 path.append("Aircraft");
1807 fgShowAircraft(path);
1811 if (isOptionSet("aircraft-dir")) {
1812 // set this now, so it's available in FindAndCacheAircraft
1813 fgSetString("/sim/aircraft-dir", valueForOption("aircraft-dir"));
1817 void Options::processArgResult(int result)
1819 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1821 else if (result == FG_OPTIONS_VERBOSE_HELP)
1823 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1824 p->showAircraft = true;
1825 } else if (result == FG_OPTIONS_SHOW_SOUND_DEVICES) {
1829 string vendor = smgr.get_vendor();
1830 string renderer = smgr.get_renderer();
1831 cout << renderer << " provided by " << vendor << endl;
1832 cout << endl << "No. Device" << endl;
1834 vector <const char*>devices = smgr.get_available_devices();
1835 for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
1836 cout << i << ". \"" << devices[i] << "\"" << endl;
1840 } else if (result == FG_OPTIONS_EXIT) {
1845 void Options::readConfig(const SGPath& path)
1847 sg_gzifstream in( path.str() );
1848 if ( !in.is_open() ) {
1852 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path.str() );
1855 while ( ! in.eof() ) {
1857 getline( in, line, '\n' );
1859 // catch extraneous (DOS) line ending character
1861 for (i = line.length(); i > 0; i--)
1862 if (line[i - 1] > 32)
1864 line = line.substr( 0, i );
1866 if ( parseOption( line ) == FG_OPTIONS_ERROR ) {
1867 cerr << endl << "Config file parse error: " << path.str() << " '"
1868 << line << "'" << endl;
1874 p->insertGroupMarker(); // each config file is a group
1877 int Options::parseOption(const string& s)
1879 if ((s == "--help") || (s=="-h")) {
1880 return FG_OPTIONS_HELP;
1881 } else if ( (s == "--verbose") || (s == "-v") ) {
1882 // verbose help/usage request
1883 return FG_OPTIONS_VERBOSE_HELP;
1884 } else if (s.find("-psn") == 0) {
1885 // on Mac, when launched from the GUI, we are passed the ProcessSerialNumber
1886 // as an argument (and no others). Silently ignore the argument here.
1887 return FG_OPTIONS_OK;
1888 } else if ( s.find( "--show-aircraft") == 0) {
1889 return(FG_OPTIONS_SHOW_AIRCRAFT);
1890 } else if ( s.find( "--show-sound-devices") == 0) {
1891 return(FG_OPTIONS_SHOW_SOUND_DEVICES);
1892 } else if ( s.find( "--prop:") == 0) {
1893 // property setting has a slightly different syntax, so fudge things
1894 OptionDesc* desc = p->findOption("prop");
1895 if (s.find("=", 7) == string::npos) { // no equals token
1896 SG_LOG(SG_GENERAL, SG_ALERT, "malformed property option:" << s);
1897 return FG_OPTIONS_ERROR;
1900 p->values.push_back(OptionValue(desc, s.substr(7)));
1901 return FG_OPTIONS_OK;
1902 } else if ( s.find( "--" ) == 0 ) {
1903 size_t eqPos = s.find( '=' );
1905 if (eqPos == string::npos) {
1908 key = s.substr( 2, eqPos - 2 );
1909 value = s.substr( eqPos + 1);
1912 return addOption(key, value);
1914 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << s);
1915 return FG_OPTIONS_ERROR;
1919 int Options::addOption(const string &key, const string &value)
1921 OptionDesc* desc = p->findOption(key);
1923 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << key);
1924 return FG_OPTIONS_ERROR;
1927 if (!(desc->type & OPTION_MULTI)) {
1928 OptionValueVec::const_iterator it = p->findValue(key);
1929 if (it != p->values.end()) {
1930 SG_LOG(SG_GENERAL, SG_INFO, "multiple values forbidden for option:" << key << ", ignoring:" << value);
1931 return FG_OPTIONS_OK;
1935 p->values.push_back(OptionValue(desc, value));
1936 return FG_OPTIONS_OK;
1939 bool Options::isOptionSet(const string &key) const
1941 OptionValueVec::const_iterator it = p->findValue(key);
1942 return (it != p->values.end());
1945 string Options::valueForOption(const string& key, const string& defValue) const
1947 OptionValueVec::const_iterator it = p->findValue(key);
1948 if (it == p->values.end()) {
1955 string_list Options::valuesForOption(const std::string& key) const
1958 OptionValueVec::const_iterator it = p->values.begin();
1959 for (; it != p->values.end(); ++it) {
1961 continue; // ignore marker values
1964 if (it->desc->option == key) {
1965 result.push_back(it->value);
1972 void Options::processOptions()
1974 // establish locale before showing help
1975 if (isOptionSet("language")) {
1976 globals->set_locale( fgInitLocale( valueForOption("language").c_str() ) );
1979 // now FG_ROOT is setup, process various command line options that bail us
1980 // out quickly, but rely on aircraft / root settings
1986 // processing order is complicated. We must process groups LIFO, but the
1987 // values *within* each group in FIFO order, to retain consistency with
1988 // older versions of FG, and existing user configs.
1989 // in practice this means system.fgfsrc must be *processed* before
1990 // .fgfsrc, which must be processed before the command line args, and so on.
1991 OptionValueVec::const_iterator groupEnd = p->values.end();
1993 while (groupEnd != p->values.begin()) {
1994 OptionValueVec::const_iterator groupBegin = p->rfindGroup(groupEnd);
1995 // run over the group in FIFO order
1996 OptionValueVec::const_iterator it;
1997 for (it = groupBegin; it != groupEnd; ++it) {
1998 int result = p->processOption(it->desc, it->value);
2001 case FG_OPTIONS_ERROR:
2003 exit(-1); // exit and return an error
2004 case FG_OPTIONS_EXIT:
2005 exit(0); // clean exit
2011 groupEnd = groupBegin;
2014 BOOST_FOREACH(const SGPath& file, p->propertyFiles) {
2015 if (!file.exists()) {
2016 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << file.str());
2020 SG_LOG(SG_GENERAL, SG_INFO,
2021 "Reading command-line property file " << file.str());
2022 readProperties(file.str(), globals->get_props());
2025 // now options are process, do supplemental fixup
2026 const char *envp = ::getenv( "FG_SCENERY" );
2028 globals->append_fg_scenery(envp);
2031 // terrasync directory fixup
2032 if (fgGetBool("/sim/terrasync/enabled")) {
2033 string terrasyncDir = fgGetString("/sim/terrasync/scenery-dir");
2034 if (terrasyncDir.empty()) {
2035 SGPath p(fgGetString("/sim/fg-home"));
2036 p.append("TerraSync");
2042 terrasyncDir = p.str();
2043 SG_LOG(SG_GENERAL, SG_INFO,
2044 "Using default TerraSync dir: " << terrasyncDir);
2045 fgSetString("/sim/terrasync/scenery-dir", terrasyncDir);
2048 const string_list& scenery_paths(globals->get_fg_scenery());
2049 if (std::find(scenery_paths.begin(), scenery_paths.end(), terrasyncDir) == scenery_paths.end()) {
2050 // terrasync dir is not in the scenery paths, add it
2051 globals->append_fg_scenery(terrasyncDir);
2055 if (globals->get_fg_scenery().empty()) {
2056 // no scenery paths set *at all*, use the data in FG_ROOT
2057 SGPath root(globals->get_fg_root());
2058 root.append("Scenery");
2059 globals->append_fg_scenery(root.str());
2063 void Options::showUsage() const
2065 fgOptLogLevel( "alert" );
2067 SGPropertyNode *locale = globals->get_locale();
2068 SGPropertyNode options_root;
2070 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
2074 fgLoadProps("options.xml", &options_root);
2075 } catch (const sg_exception &) {
2076 cout << "Unable to read the help file." << endl;
2077 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
2078 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
2079 cout << "by adding --fg-root=path as a program argument." << endl;
2084 SGPropertyNode *options = options_root.getNode("options");
2086 SG_LOG( SG_GENERAL, SG_ALERT,
2087 "Error reading options.xml: <options> directive not found." );
2091 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
2093 cout << usage->getStringValue() << endl;
2096 vector<SGPropertyNode_ptr>section = options->getChildren("section");
2097 for (unsigned int j = 0; j < section.size(); j++) {
2100 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
2101 for (unsigned int k = 0; k < option.size(); k++) {
2103 SGPropertyNode *name = option[k]->getNode("name");
2104 SGPropertyNode *short_name = option[k]->getNode("short");
2105 SGPropertyNode *key = option[k]->getNode("key");
2106 SGPropertyNode *arg = option[k]->getNode("arg");
2107 bool brief = option[k]->getNode("brief") != 0;
2109 if ((brief || p->verbose) && name) {
2110 string tmp = name->getStringValue();
2114 tmp.append(key->getStringValue());
2118 tmp.append(arg->getStringValue());
2122 tmp.append(short_name->getStringValue());
2125 if (tmp.size() <= 25) {
2128 msg.append( 27-tmp.size(), ' ');
2132 msg.append(32, ' ');
2134 // There may be more than one <description> tag assosiated
2137 vector<SGPropertyNode_ptr> desc;
2138 desc = option[k]->getChildren("description");
2139 if (desc.size() > 0) {
2140 for ( unsigned int l = 0; l < desc.size(); l++) {
2142 // There may be more than one translation line.
2144 string t = desc[l]->getStringValue();
2145 SGPropertyNode *n = locale->getNode("strings");
2146 vector<SGPropertyNode_ptr>trans_desc =
2147 n->getChildren(t.substr(8).c_str());
2149 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
2150 string t_str = trans_desc[m]->getStringValue();
2152 if ((m > 0) || ((l > 0) && m == 0)) {
2153 msg.append( 32, ' ');
2156 // If the string is too large to fit on the screen,
2157 // then split it up in several pieces.
2159 while ( t_str.size() > 47 ) {
2161 string::size_type m = t_str.rfind(' ', 47);
2162 msg += t_str.substr(0, m) + '\n';
2163 msg.append( 32, ' ');
2165 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
2167 msg += t_str + '\n';
2174 SGPropertyNode *name;
2175 name = locale->getNode(section[j]->getStringValue("name"));
2177 if (!msg.empty() && name) {
2178 cout << endl << name->getStringValue() << ":" << endl;
2184 if ( !p->verbose ) {
2186 cout << "For a complete list of options use --help --verbose" << endl;
2189 std::cout << "Hit a key to continue..." << std::endl;
2194 #if defined(__CYGWIN__)
2195 string Options::platformDefaultRoot() const
2200 #elif defined(_WIN32)
2201 string Options::platformDefaultRoot() const
2205 #elif defined(__APPLE__)
2206 string Options::platformDefaultRoot() const
2209 The following code looks for the base package inside the application
2210 bundle, in the standard Contents/Resources location.
2212 CFURLRef resourcesUrl = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
2214 // look for a 'data' subdir
2215 CFURLRef dataDir = CFURLCreateCopyAppendingPathComponent(NULL, resourcesUrl, CFSTR("data"), true);
2217 // now convert down to a path, and the a c-string
2218 CFStringRef path = CFURLCopyFileSystemPath(dataDir, kCFURLPOSIXPathStyle);
2219 string root = CFStringGetCStringPtr(path, CFStringGetSystemEncoding());
2221 CFRelease(resourcesUrl);
2228 string Options::platformDefaultRoot() const
2234 void Options::setupRoot()
2237 if (isOptionSet("fg-root")) {
2238 root = valueForOption("fg-root"); // easy!
2240 // Next check if fg-root is set as an env variable
2241 char *envp = ::getenv( "FG_ROOT" );
2242 if ( envp != NULL ) {
2245 root = platformDefaultRoot();
2249 SG_LOG(SG_INPUT, SG_INFO, "fg_root = " << root );
2250 globals->set_fg_root(root);
2253 static char required_version[] = FLIGHTGEAR_VERSION;
2254 string base_version = fgBasePackageVersion();
2255 if ( !(base_version == required_version) ) {
2256 // tell the operator how to use this application
2258 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on windows
2259 cerr << endl << "Base package check failed:" << endl \
2260 << " Version " << base_version << " found at: " \
2261 << globals->get_fg_root() << endl \
2262 << " Version " << required_version << " is required." << endl \
2263 << "Please upgrade/downgrade base package and set the path to your fgdata" << endl \
2264 << "with --fg-root=path_to_your_fgdata" << endl;
2266 cerr << "Hit a key to continue..." << endl;
2273 } // of namespace flightgear