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"
61 #include <Main/viewer.hxx>
62 #include <Environment/presets.hxx>
64 #include <osg/Version>
66 #if defined( HAVE_VERSION_H ) && HAVE_VERSION_H
67 # include <Include/version.h>
68 # include <simgear/version.h>
70 # include <Include/no_version.h>
74 # include <CoreFoundation/CoreFoundation.h>
83 #define NEW_DEFAULT_MODEL_HZ 120
85 // defined in bootstrap.cxx
87 extern char *hostname;
95 FG_OPTIONS_VERBOSE_HELP = 4,
96 FG_OPTIONS_SHOW_AIRCRAFT = 5,
97 FG_OPTIONS_SHOW_SOUND_DEVICES = 6
100 static flightgear::Options* shared_instance = NULL;
103 atof( const string& str )
105 return ::atof( str.c_str() );
109 atoi( const string& str )
111 return ::atoi( str.c_str() );
114 static int fgSetupProxy( const char *arg );
117 * Set a few fail-safe default property values.
119 * These should all be set in $FG_ROOT/preferences.xml, but just
120 * in case, we provide some initial sane values here. This method
121 * should be invoked *before* reading any init files.
127 // Position (deliberately out of range)
128 fgSetDouble("/position/longitude-deg", 9999.0);
129 fgSetDouble("/position/latitude-deg", 9999.0);
130 fgSetDouble("/position/altitude-ft", -9999.0);
133 fgSetDouble("/orientation/heading-deg", 9999.0);
134 fgSetDouble("/orientation/roll-deg", 0.0);
135 fgSetDouble("/orientation/pitch-deg", 0.424);
138 fgSetDouble("/velocities/uBody-fps", 0.0);
139 fgSetDouble("/velocities/vBody-fps", 0.0);
140 fgSetDouble("/velocities/wBody-fps", 0.0);
141 fgSetDouble("/velocities/speed-north-fps", 0.0);
142 fgSetDouble("/velocities/speed-east-fps", 0.0);
143 fgSetDouble("/velocities/speed-down-fps", 0.0);
144 fgSetDouble("/velocities/airspeed-kt", 0.0);
145 fgSetDouble("/velocities/mach", 0.0);
148 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
149 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
150 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
152 fgSetDouble("/sim/presets/heading-deg", 9999.0);
153 fgSetDouble("/sim/presets/roll-deg", 0.0);
154 fgSetDouble("/sim/presets/pitch-deg", 0.424);
156 fgSetString("/sim/presets/speed-set", "knots");
157 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
158 fgSetDouble("/sim/presets/mach", 0.0);
159 fgSetDouble("/sim/presets/uBody-fps", 0.0);
160 fgSetDouble("/sim/presets/vBody-fps", 0.0);
161 fgSetDouble("/sim/presets/wBody-fps", 0.0);
162 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
163 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
164 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
166 fgSetBool("/sim/presets/onground", true);
167 fgSetBool("/sim/presets/trim", false);
170 fgSetBool("/sim/startup/game-mode", false);
171 fgSetBool("/sim/startup/splash-screen", true);
172 fgSetBool("/sim/startup/intro-music", true);
173 // we want mouse-pointer to have an undefined value if nothing is
174 // specified so we can do the right thing for voodoo-1/2 cards.
175 // fgSetString("/sim/startup/mouse-pointer", "disabled");
176 fgSetString("/sim/control-mode", "joystick");
177 fgSetBool("/sim/auto-coordination", false);
179 fgSetString("/sim/startup/browser-app", "webrun.bat");
180 #elif defined(__APPLE__)
181 fgSetString("/sim/startup/browser-app", "open");
183 fgSetString("/sim/startup/browser-app", "launchWebJumper");
185 char* browserEnv = ::getenv( "WEBBROWSER" );
186 if (!browserEnv) browserEnv = "netscape";
187 fgSetString("/sim/startup/browser-app", browserEnv);
189 fgSetString("/sim/logging/priority", "alert");
192 fgSetBool("/sim/hud/color/antialiased", false);
193 fgSetBool("/sim/hud/enable3d[1]", true);
194 fgSetBool("/sim/hud/visibility[1]", false);
195 fgSetBool("/sim/panel/visibility", true);
196 fgSetBool("/sim/sound/enabled", true);
197 fgSetBool("/sim/sound/working", true);
199 // Flight Model options
200 fgSetString("/sim/flight-model", "jsb");
201 fgSetString("/sim/aero", "c172");
202 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
203 fgSetInt("/sim/speed-up", 1);
206 fgSetString("/sim/rendering/fog", "nicest");
207 fgSetBool("/environment/clouds/status", true);
208 fgSetBool("/sim/startup/fullscreen", false);
209 fgSetBool("/sim/rendering/shading", true);
210 fgSetBool("/sim/rendering/skyblend", true);
211 fgSetBool("/sim/rendering/textures", true);
212 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
213 fgSetInt("/sim/rendering/filtering", 1);
214 fgSetBool("/sim/rendering/wireframe", false);
215 fgSetBool("/sim/rendering/horizon-effect", false);
216 fgSetBool("/sim/rendering/enhanced-lighting", false);
217 fgSetBool("/sim/rendering/distance-attenuation", false);
218 fgSetBool("/sim/rendering/specular-highlight", true);
219 fgSetString("/sim/rendering/materials-file", "materials.xml");
220 fgSetInt("/sim/startup/xsize", 800);
221 fgSetInt("/sim/startup/ysize", 600);
222 fgSetInt("/sim/rendering/bits-per-pixel", 16);
223 fgSetString("/sim/view-mode", "pilot");
224 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
227 fgSetString("/sim/startup/units", "feet");
228 fgSetString("/sim/hud/frame-stat-type", "tris");
231 fgSetInt("/sim/startup/time-offset", 0);
232 fgSetString("/sim/startup/time-offset-type", "system-offset");
233 fgSetLong("/sim/time/cur-time-override", 0);
236 fgSetBool("/sim/freeze/master", false);
237 fgSetBool("/sim/freeze/position", false);
238 fgSetBool("/sim/freeze/clock", false);
239 fgSetBool("/sim/freeze/fuel", false);
241 fgSetString("/sim/multiplay/callsign", "callsign");
242 fgSetString("/sim/multiplay/rxhost", "");
243 fgSetString("/sim/multiplay/txhost", "");
244 fgSetInt("/sim/multiplay/rxport", 0);
245 fgSetInt("/sim/multiplay/txport", 0);
247 fgSetString("/sim/version/flightgear", FLIGHTGEAR_VERSION);
248 fgSetString("/sim/version/simgear", SG_STRINGIZE(SIMGEAR_VERSION));
249 fgSetString("/sim/version/openscenegraph", osgGetVersion());
250 fgSetString("/sim/version/revision", REVISION);
251 fgSetInt("/sim/version/build-number", HUDSON_BUILD_NUMBER);
252 fgSetString("/sim/version/build-id", HUDSON_BUILD_ID);
254 char* envp = ::getenv( "http_proxy" );
256 fgSetupProxy( envp );
260 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
261 double * speed, double * gust)
263 string::size_type pos = wind.find('@');
264 if (pos == string::npos)
266 string dir = wind.substr(0, pos);
267 string spd = wind.substr(pos+1);
269 if (pos == string::npos) {
270 *min_hdg = *max_hdg = atof(dir.c_str());
272 *min_hdg = atof(dir.substr(0,pos).c_str());
273 *max_hdg = atof(dir.substr(pos+1).c_str());
276 if (pos == string::npos) {
277 *speed = *gust = atof(spd.c_str());
279 *speed = atof(spd.substr(0,pos).c_str());
280 *gust = atof(spd.substr(pos+1).c_str());
285 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
287 parse_time(const string& time_in) {
288 char *time_str, num[256];
289 double hours, minutes, seconds;
294 time_str = (char *)time_in.c_str();
296 // printf("parse_time(): %s\n", time_str);
299 if ( strlen(time_str) ) {
300 if ( time_str[0] == '+' ) {
303 } else if ( time_str[0] == '-' ) {
308 // printf("sign = %d\n", sign);
311 if ( strlen(time_str) ) {
313 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
314 num[i] = time_str[0];
318 if ( time_str[0] == ':' ) {
323 // printf("hours = %.2lf\n", hours);
329 if ( strlen(time_str) ) {
331 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
332 num[i] = time_str[0];
336 if ( time_str[0] == ':' ) {
341 // printf("minutes = %.2lf\n", minutes);
343 result += minutes / 60.0;
347 if ( strlen(time_str) ) {
349 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
350 num[i] = time_str[0];
356 // printf("seconds = %.2lf\n", seconds);
358 result += seconds / 3600.0;
361 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
363 return(sign * result);
367 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
369 parse_date( const string& date)
372 char * date_str, num[256];
374 // initialize to zero
381 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
382 date_str = (char *)date.c_str();
384 if ( strlen(date_str) ) {
386 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
387 num[i] = date_str[0];
391 if ( date_str[0] == ':' ) {
395 gmt.tm_year = atoi(num) - 1900;
398 if ( strlen(date_str) ) {
400 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
401 num[i] = date_str[0];
405 if ( date_str[0] == ':' ) {
409 gmt.tm_mon = atoi(num) -1;
412 if ( strlen(date_str) ) {
414 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
415 num[i] = date_str[0];
419 if ( date_str[0] == ':' ) {
423 gmt.tm_mday = atoi(num);
426 if ( strlen(date_str) ) {
428 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
429 num[i] = date_str[0];
433 if ( date_str[0] == ':' ) {
437 gmt.tm_hour = atoi(num);
440 if ( strlen(date_str) ) {
442 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
443 num[i] = date_str[0];
447 if ( date_str[0] == ':' ) {
451 gmt.tm_min = atoi(num);
454 if ( strlen(date_str) ) {
456 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
457 num[i] = date_str[0];
461 if ( date_str[0] == ':' ) {
465 gmt.tm_sec = atoi(num);
467 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
468 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
469 //printf ("Date is %s\n", ctime(&theTime));
470 //printf ("in seconds that is %d\n", 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 );
563 fgOptLanguage( const char *arg )
565 globals->set_locale( fgInitLocale( arg ) );
566 return FG_OPTIONS_OK;
572 fgSetString("/sim/presets/airport-id", "");
573 fgSetString("/sim/presets/vor-id", "");
574 fgSetString("/sim/presets/ndb-id", "");
575 fgSetString("/sim/presets/carrier", "");
576 fgSetString("/sim/presets/parkpos", "");
577 fgSetString("/sim/presets/fix", "");
581 fgOptVOR( const char * arg )
584 fgSetString("/sim/presets/vor-id", arg);
585 return FG_OPTIONS_OK;
589 fgOptNDB( const char * arg )
592 fgSetString("/sim/presets/ndb-id", arg);
593 return FG_OPTIONS_OK;
597 fgOptCarrier( const char * arg )
600 fgSetString("/sim/presets/carrier", arg);
601 return FG_OPTIONS_OK;
605 fgOptParkpos( const char * arg )
607 fgSetString("/sim/presets/parkpos", arg);
608 return FG_OPTIONS_OK;
612 fgOptFIX( const char * arg )
615 fgSetString("/sim/presets/fix", arg);
616 return FG_OPTIONS_OK;
620 fgOptLon( const char *arg )
623 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
624 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
625 return FG_OPTIONS_OK;
629 fgOptLat( const char *arg )
632 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
633 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
634 return FG_OPTIONS_OK;
638 fgOptAltitude( const char *arg )
640 fgSetBool("/sim/presets/onground", false);
641 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
642 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
644 fgSetDouble("/sim/presets/altitude-ft",
645 atof( arg ) * SG_METER_TO_FEET);
646 return FG_OPTIONS_OK;
650 fgOptUBody( const char *arg )
652 fgSetString("/sim/presets/speed-set", "UVW");
653 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
654 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
656 fgSetDouble("/sim/presets/uBody-fps",
657 atof( arg ) * SG_METER_TO_FEET);
658 return FG_OPTIONS_OK;
662 fgOptVBody( const char *arg )
664 fgSetString("/sim/presets/speed-set", "UVW");
665 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
666 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
668 fgSetDouble("/sim/presets/vBody-fps",
669 atof( arg ) * SG_METER_TO_FEET);
670 return FG_OPTIONS_OK;
674 fgOptWBody( const char *arg )
676 fgSetString("/sim/presets/speed-set", "UVW");
677 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
678 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
680 fgSetDouble("/sim/presets/wBody-fps",
681 atof(arg) * SG_METER_TO_FEET);
682 return FG_OPTIONS_OK;
686 fgOptVNorth( const char *arg )
688 fgSetString("/sim/presets/speed-set", "NED");
689 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
690 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
692 fgSetDouble("/sim/presets/speed-north-fps",
693 atof( arg ) * SG_METER_TO_FEET);
694 return FG_OPTIONS_OK;
698 fgOptVEast( const char *arg )
700 fgSetString("/sim/presets/speed-set", "NED");
701 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
702 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
704 fgSetDouble("/sim/presets/speed-east-fps",
705 atof(arg) * SG_METER_TO_FEET);
706 return FG_OPTIONS_OK;
710 fgOptVDown( const char *arg )
712 fgSetString("/sim/presets/speed-set", "NED");
713 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
714 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
716 fgSetDouble("/sim/presets/speed-down-fps",
717 atof(arg) * SG_METER_TO_FEET);
718 return FG_OPTIONS_OK;
722 fgOptVc( const char *arg )
724 // fgSetString("/sim/presets/speed-set", "knots");
725 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
726 fgSetString("/sim/presets/speed-set", "knots");
727 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
728 return FG_OPTIONS_OK;
732 fgOptMach( const char *arg )
734 fgSetString("/sim/presets/speed-set", "mach");
735 fgSetDouble("/sim/presets/mach", atof(arg));
736 return FG_OPTIONS_OK;
740 fgOptRoc( const char *arg )
742 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
743 return FG_OPTIONS_OK;
747 fgOptFgScenery( const char *arg )
749 globals->append_fg_scenery(arg);
750 return FG_OPTIONS_OK;
754 fgOptFov( const char *arg )
757 return FG_OPTIONS_OK;
761 fgOptGeometry( const char *arg )
763 bool geometry_ok = true;
764 int xsize = 0, ysize = 0;
765 string geometry = arg;
766 string::size_type i = geometry.find('x');
768 if (i != string::npos) {
769 xsize = atoi(geometry.substr(0, i));
770 ysize = atoi(geometry.substr(i+1));
775 if ( xsize <= 0 || ysize <= 0 ) {
781 if ( !geometry_ok ) {
782 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
783 SG_LOG( SG_GENERAL, SG_ALERT,
784 "Setting geometry to " << xsize << 'x' << ysize << '\n');
786 SG_LOG( SG_GENERAL, SG_INFO,
787 "Setting geometry to " << xsize << 'x' << ysize << '\n');
788 fgSetInt("/sim/startup/xsize", xsize);
789 fgSetInt("/sim/startup/ysize", ysize);
791 return FG_OPTIONS_OK;
795 fgOptBpp( const char *arg )
797 string bits_per_pix = arg;
798 if ( bits_per_pix == "16" ) {
799 fgSetInt("/sim/rendering/bits-per-pixel", 16);
800 } else if ( bits_per_pix == "24" ) {
801 fgSetInt("/sim/rendering/bits-per-pixel", 24);
802 } else if ( bits_per_pix == "32" ) {
803 fgSetInt("/sim/rendering/bits-per-pixel", 32);
805 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
807 return FG_OPTIONS_OK;
811 fgOptTimeOffset( const char *arg )
813 fgSetInt("/sim/startup/time-offset",
814 parse_time_offset( arg ));
815 fgSetString("/sim/startup/time-offset-type", "system-offset");
816 return FG_OPTIONS_OK;
820 fgOptStartDateSys( const char *arg )
822 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
823 fgSetString("/sim/startup/time-offset-type", "system");
824 return FG_OPTIONS_OK;
828 fgOptStartDateLat( const char *arg )
830 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
831 fgSetString("/sim/startup/time-offset-type", "latitude");
832 return FG_OPTIONS_OK;
836 fgOptStartDateGmt( const char *arg )
838 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
839 fgSetString("/sim/startup/time-offset-type", "gmt");
840 return FG_OPTIONS_OK;
844 fgSetupProxy( const char *arg )
846 string options = simgear::strutils::strip( arg );
847 string host, port, auth;
848 string::size_type pos;
850 // this is NURLP - NURLP is not an url parser
851 if( simgear::strutils::starts_with( options, "http://" ) )
852 options = options.substr( 7 );
853 if( simgear::strutils::ends_with( options, "/" ) )
854 options = options.substr( 0, options.length() - 1 );
856 host = port = auth = "";
857 if ((pos = options.find("@")) != string::npos)
858 auth = options.substr(0, pos++);
862 host = options.substr(pos, options.size());
863 if ((pos = host.find(":")) != string::npos) {
864 port = host.substr(++pos, host.size());
865 host.erase(--pos, host.size());
868 fgSetString("/sim/presets/proxy/host", host.c_str());
869 fgSetString("/sim/presets/proxy/port", port.c_str());
870 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
872 return FG_OPTIONS_OK;
876 fgOptTraceRead( const char *arg )
879 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
880 fgGetNode(name.c_str(), true)
881 ->setAttribute(SGPropertyNode::TRACE_READ, true);
882 return FG_OPTIONS_OK;
886 fgOptLogLevel( const char *arg )
888 fgSetString("/sim/logging/classes", "all");
889 fgSetString("/sim/logging/priority", arg);
891 string priority = arg;
892 logbuf::set_log_classes(SG_ALL);
893 if (priority == "bulk") {
894 logbuf::set_log_priority(SG_BULK);
895 } else if (priority == "debug") {
896 logbuf::set_log_priority(SG_DEBUG);
897 } else if (priority == "info") {
898 logbuf::set_log_priority(SG_INFO);
899 } else if (priority == "warn") {
900 logbuf::set_log_priority(SG_WARN);
901 } else if (priority == "alert") {
902 logbuf::set_log_priority(SG_ALERT);
904 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
906 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
908 return FG_OPTIONS_OK;
913 fgOptTraceWrite( const char *arg )
916 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
917 fgGetNode(name.c_str(), true)
918 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
919 return FG_OPTIONS_OK;
923 fgOptViewOffset( const char *arg )
925 // $$$ begin - added VS Renganathan, 14 Oct 2K
926 // for multi-window outside window imagery
927 string woffset = arg;
928 double default_view_offset = 0.0;
929 if ( woffset == "LEFT" ) {
930 default_view_offset = SGD_PI * 0.25;
931 } else if ( woffset == "RIGHT" ) {
932 default_view_offset = SGD_PI * 1.75;
933 } else if ( woffset == "CENTER" ) {
934 default_view_offset = 0.00;
936 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
938 /* apparently not used (CLO, 11 Jun 2002)
939 FGViewer *pilot_view =
940 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
941 // this will work without calls to the viewer...
942 fgSetDouble( "/sim/current-view/heading-offset-deg",
943 default_view_offset * SGD_RADIANS_TO_DEGREES );
944 // $$$ end - added VS Renganathan, 14 Oct 2K
945 return FG_OPTIONS_OK;
949 fgOptVisibilityMeters( const char *arg )
951 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) );
952 return FG_OPTIONS_OK;
956 fgOptVisibilityMiles( const char *arg )
958 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) * 5280.0 * SG_FEET_TO_METER );
959 return FG_OPTIONS_OK;
963 fgOptRandomWind( const char *arg )
965 double min_hdg = sg_random() * 360.0;
966 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
967 double speed = sg_random() * sg_random() * 40;
968 double gust = speed + (10 - sqrt(sg_random() * 100));
969 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
970 return FG_OPTIONS_OK;
974 fgOptWind( const char *arg )
976 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
977 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
978 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
979 return FG_OPTIONS_ERROR;
981 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
982 return FG_OPTIONS_OK;
986 fgOptTurbulence( const char *arg )
988 Environment::Presets::TurbulenceSingleton::instance()->preset( atof(arg) );
989 return FG_OPTIONS_OK;
993 fgOptCeiling( const char *arg )
995 double elevation, thickness;
997 string::size_type pos = spec.find(':');
998 if (pos == string::npos) {
999 elevation = atof(spec.c_str());
1002 elevation = atof(spec.substr(0, pos).c_str());
1003 thickness = atof(spec.substr(pos + 1).c_str());
1005 Environment::Presets::CeilingSingleton::instance()->preset( elevation, thickness );
1006 return FG_OPTIONS_OK;
1010 fgOptWp( const char *arg )
1012 string_list *waypoints = globals->get_initial_waypoints();
1014 waypoints = new string_list;
1015 globals->set_initial_waypoints(waypoints);
1017 waypoints->push_back(arg);
1018 return FG_OPTIONS_OK;
1022 fgOptConfig( const char *arg )
1026 readProperties(file, globals->get_props());
1027 } catch (const sg_exception &e) {
1028 string message = "Error loading config file: ";
1029 message += e.getFormattedMessage() + e.getOrigin();
1030 SG_LOG(SG_INPUT, SG_ALERT, message);
1033 return FG_OPTIONS_OK;
1037 parse_colon (const string &s, double * val1, double * val2)
1039 string::size_type pos = s.find(':');
1040 if (pos == string::npos) {
1044 *val1 = atof(s.substr(0, pos).c_str());
1045 *val2 = atof(s.substr(pos+1).c_str());
1052 fgOptFailure( const char * arg )
1056 fgSetBool("/systems/pitot/serviceable", false);
1057 } else if (a == "static") {
1058 fgSetBool("/systems/static/serviceable", false);
1059 } else if (a == "vacuum") {
1060 fgSetBool("/systems/vacuum/serviceable", false);
1061 } else if (a == "electrical") {
1062 fgSetBool("/systems/electrical/serviceable", false);
1064 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1065 return FG_OPTIONS_ERROR;
1068 return FG_OPTIONS_OK;
1073 fgOptNAV1( const char * arg )
1075 double radial, freq;
1076 if (parse_colon(arg, &radial, &freq))
1077 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1078 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1079 return FG_OPTIONS_OK;
1083 fgOptNAV2( const char * arg )
1085 double radial, freq;
1086 if (parse_colon(arg, &radial, &freq))
1087 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1088 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1089 return FG_OPTIONS_OK;
1093 fgOptADF1( const char * arg )
1096 if (parse_colon(arg, &rot, &freq))
1097 fgSetDouble("/instrumentation/adf[0]/rotation-deg", rot);
1098 fgSetDouble("/instrumentation/adf[0]/frequencies/selected-khz", freq);
1099 return FG_OPTIONS_OK;
1103 fgOptADF2( const char * arg )
1106 if (parse_colon(arg, &rot, &freq))
1107 fgSetDouble("/instrumentation/adf[1]/rotation-deg", rot);
1108 fgSetDouble("/instrumentation/adf[1]/frequencies/selected-khz", freq);
1109 return FG_OPTIONS_OK;
1113 fgOptDME( const char *arg )
1116 if (opt == "nav1") {
1117 fgSetInt("/instrumentation/dme/switch-position", 1);
1118 fgSetString("/instrumentation/dme/frequencies/source",
1119 "/instrumentation/nav[0]/frequencies/selected-mhz");
1120 } else if (opt == "nav2") {
1121 fgSetInt("/instrumentation/dme/switch-position", 3);
1122 fgSetString("/instrumentation/dme/frequencies/source",
1123 "/instrumentation/nav[1]/frequencies/selected-mhz");
1125 double frequency = atof(arg);
1128 SG_LOG(SG_INPUT, SG_ALERT, "Invalid DME frequency: '" << arg << "'.");
1129 return FG_OPTIONS_ERROR;
1131 fgSetInt("/instrumentation/dme/switch-position", 2);
1132 fgSetString("/instrumentation/dme/frequencies/source",
1133 "/instrumentation/dme/frequencies/selected-mhz");
1134 fgSetDouble("/instrumentation/dme/frequencies/selected-mhz", frequency);
1136 return FG_OPTIONS_OK;
1140 fgOptLivery( const char *arg )
1143 string livery_path = "livery/" + opt;
1144 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1145 return FG_OPTIONS_OK;
1149 fgOptScenario( const char *arg )
1151 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1152 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1154 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1155 int ind = scenarii[i]->getIndex();
1156 if ( index < ind ) {
1160 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1161 scenario->setStringValue( arg );
1162 ai_node->setBoolValue( "enabled", true );
1163 return FG_OPTIONS_OK;
1167 fgOptNoScenarios( const char *arg )
1169 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1170 ai_node->removeChildren("scenario",false);
1171 ai_node->setBoolValue( "enabled", false );
1172 return FG_OPTIONS_OK;
1176 fgOptRunway( const char *arg )
1178 fgSetString("/sim/presets/runway", arg );
1179 fgSetBool("/sim/presets/runway-requested", true );
1180 return FG_OPTIONS_OK;
1184 fgOptParking( const char *arg )
1186 cerr << "Processing argument " << arg << endl;
1187 fgSetString("/sim/presets/parking", arg );
1188 fgSetBool ("/sim/presets/parking-requested", true );
1189 return FG_OPTIONS_OK;
1193 fgOptVersion( const char *arg )
1195 cerr << "FlightGear version: " << FLIGHTGEAR_VERSION << endl;
1196 cerr << "Revision: " << REVISION << endl;
1197 cerr << "Build-Id: " << HUDSON_BUILD_ID << endl;
1198 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1199 cerr << "FG_HOME=" << fgGetString("/sim/fg-home") << endl;
1200 cerr << "FG_SCENERY=";
1203 string_list scn = globals->get_fg_scenery();
1204 for (string_list::const_iterator it = scn.begin(); it != scn.end(); it++)
1206 if (didsome) cerr << ":";
1211 cerr << "SimGear version: " << SG_STRINGIZE(SIMGEAR_VERSION) << endl;
1212 cerr << "PLIB version: " << PLIB_VERSION << endl;
1213 return FG_OPTIONS_EXIT;
1217 fgOptCallSign(const char * arg)
1221 strncpy(callsign,arg,10);
1223 for (i=0;callsign[i];i++)
1225 char c = callsign[i];
1226 if (c >= 'A' && c <= 'Z') continue;
1227 if (c >= 'a' && c <= 'z') continue;
1228 if (c >= '0' && c <= '9') continue;
1229 if (c == '-' || c == '_') continue;
1230 // convert any other illegal characters
1233 fgSetString("sim/multiplay/callsign", callsign );
1234 return FG_OPTIONS_OK;
1238 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1239 // <type> can be "double" etc. but also only the first letter "d".
1240 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1242 fgOptSetProperty(const char* raw)
1245 string::size_type pos = arg.find('=');
1246 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1247 return FG_OPTIONS_ERROR;
1249 string name = arg.substr(0, pos);
1250 string value = arg.substr(pos + 1);
1252 pos = name.find(':');
1254 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1255 type = name.substr(0, pos);
1256 name = name.substr(pos + 1);
1258 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1260 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1262 n->setAttribute(SGPropertyNode::WRITE, true);
1266 ret = n->setUnspecifiedValue(value.c_str());
1267 else if (type == "s" || type == "string")
1268 ret = n->setStringValue(value.c_str());
1269 else if (type == "d" || type == "double")
1270 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1271 else if (type == "f" || type == "float")
1272 ret = n->setFloatValue(atof(value.c_str()));
1273 else if (type == "l" || type == "long")
1274 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1275 else if (type == "i" || type == "int")
1276 ret = n->setIntValue(atoi(value.c_str()));
1277 else if (type == "b" || type == "bool")
1278 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1281 n->setAttribute(SGPropertyNode::WRITE, false);
1282 return ret ? FG_OPTIONS_OK : FG_OPTIONS_ERROR;
1288 option has_param type property b_param s_param func
1291 option : name of the option
1292 has_param : option is --name=value if true or --name if false
1293 type : OPTION_BOOL - property is a boolean
1294 OPTION_STRING - property is a string
1295 OPTION_DOUBLE - property is a double
1296 OPTION_INT - property is an integer
1297 OPTION_CHANNEL - name of option is the name of a channel
1298 OPTION_FUNC - the option trigger a function
1299 b_param : if type==OPTION_BOOL,
1300 value set to the property (has_param is false for boolean)
1301 s_param : if type==OPTION_STRING,
1302 value set to the property if has_param is false
1303 func : function called if type==OPTION_FUNC. if has_param is true,
1304 the value is passed to the function as a string, otherwise,
1307 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1308 double or an integer and set to the property.
1310 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1314 enum OptionType { OPTION_BOOL = 0, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC, OPTION_IGNORE };
1315 const int OPTION_MULTI = 1 << 17;
1321 const char *property;
1323 const char *s_param;
1324 int (*func)( const char * );
1325 } fgOptionArray[] = {
1327 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1328 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1329 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1330 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1331 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1332 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1333 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1334 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1335 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1336 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1337 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1338 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", false, "", 0 },
1339 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", true, "", 0 },
1340 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1341 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1342 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1343 {"disable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", false, "", 0 },
1344 {"enable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", true, "", 0 },
1345 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1346 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1347 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1348 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1349 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1350 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1351 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", false, "", 0 },
1352 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", true, "", 0 },
1353 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1354 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1355 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1356 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1357 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1358 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1359 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", false, "", 0 },
1360 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", true, "", 0 },
1361 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1362 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1363 {"disable-sound", false, OPTION_BOOL, "/sim/sound/working", false, "", 0 },
1364 {"enable-sound", false, OPTION_BOOL, "/sim/sound/working", true, "", 0 },
1365 {"sound-device", true, OPTION_STRING, "/sim/sound/device-name", false, "", 0 },
1366 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1367 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1368 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1369 {"vor-frequency", true, OPTION_DOUBLE, "/sim/presets/vor-freq", false, "", fgOptVOR },
1370 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1371 {"ndb-frequency", true, OPTION_DOUBLE, "/sim/presets/ndb-freq", false, "", fgOptVOR },
1372 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1373 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1374 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1375 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1376 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1377 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1378 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1379 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1380 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1381 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1382 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1383 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1384 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1385 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1386 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1387 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1388 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1389 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1390 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1391 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1392 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1393 {"fg-root", true, OPTION_IGNORE, "", false, "", 0 },
1394 {"fg-scenery", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFgScenery },
1395 {"fg-aircraft", true, OPTION_IGNORE | OPTION_MULTI, "", false, "", 0 },
1396 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1397 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1398 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1399 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1400 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1401 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1402 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1403 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1404 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1405 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1406 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1407 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1408 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1409 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1410 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1411 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1412 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1413 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1414 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1415 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1416 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1417 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1418 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1419 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1420 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1421 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1422 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1423 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1424 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1425 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1426 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1427 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1428 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1429 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1430 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1431 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1432 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1433 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1434 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1435 {"materials-file", true, OPTION_STRING, "/sim/rendering/materials-file", false, "", 0 },
1436 {"disable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", false, "", 0 },
1437 {"enable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", true, "", 0 },
1438 {"terrasync-dir", true, OPTION_STRING, "/sim/terrasync/scenery-dir", false, "", 0 },
1439 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1440 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1441 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1442 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1443 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1444 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1445 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1446 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1447 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1448 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1449 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1450 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1451 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1452 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1453 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1454 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1455 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1456 #ifdef FG_JPEG_SERVER
1457 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1459 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1460 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1461 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1462 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1463 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1464 {"AV400", true, OPTION_CHANNEL, "", false, "", 0 },
1465 {"AV400Sim", true, OPTION_CHANNEL, "", false, "", 0 },
1466 {"AV400WSimA", true, OPTION_CHANNEL, "", false, "", 0 },
1467 {"AV400WSimB", true, OPTION_CHANNEL, "", false, "", 0 },
1468 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1469 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1470 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1471 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1472 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1473 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1474 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1475 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1476 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1477 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1478 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1479 {"callsign", true, OPTION_FUNC, "", false, "", fgOptCallSign},
1480 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1482 {"hla", true, OPTION_CHANNEL, "", false, "", 0 },
1484 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1485 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1486 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
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) {
1549 if (it->desc->option == key) {
1552 } // of set values iteration
1554 return it; // not found
1557 OptionDesc* findOption(const string& key) const
1559 OptionDescDict::const_iterator it = options.find(key);
1560 if (it == options.end()) {
1567 int processOption(OptionDesc* desc, const string& arg_value)
1569 switch ( desc->type & 0xffff ) {
1571 fgSetBool( desc->property, desc->b_param );
1574 if ( desc->has_param && !arg_value.empty() ) {
1575 fgSetString( desc->property, arg_value.c_str() );
1576 } else if ( !desc->has_param && arg_value.empty() ) {
1577 fgSetString( desc->property, desc->s_param );
1578 } else if ( desc->has_param ) {
1579 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1580 return FG_OPTIONS_ERROR;
1582 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1583 return FG_OPTIONS_ERROR;
1587 if ( !arg_value.empty() ) {
1588 fgSetDouble( desc->property, atof( arg_value ) );
1590 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1591 return FG_OPTIONS_ERROR;
1595 if ( !arg_value.empty() ) {
1596 fgSetInt( desc->property, atoi( arg_value ) );
1598 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1599 return FG_OPTIONS_ERROR;
1602 case OPTION_CHANNEL:
1603 // XXX return value of add_channel should be checked?
1604 if ( desc->has_param && !arg_value.empty() ) {
1605 add_channel( desc->option, arg_value );
1606 } else if ( !desc->has_param && arg_value.empty() ) {
1607 add_channel( desc->option, desc->s_param );
1608 } else if ( desc->has_param ) {
1609 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1610 return FG_OPTIONS_ERROR;
1612 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1613 return FG_OPTIONS_ERROR;
1617 if ( desc->has_param && !arg_value.empty() ) {
1618 return desc->func( arg_value.c_str() );
1619 } else if ( !desc->has_param && arg_value.empty() ) {
1620 return desc->func( desc->s_param );
1621 } else if ( desc->has_param ) {
1622 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1623 return FG_OPTIONS_ERROR;
1625 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1626 return FG_OPTIONS_ERROR;
1634 return FG_OPTIONS_OK;
1640 OptionDescDict options;
1641 OptionValueVec values;
1642 simgear::PathList propertyFiles;
1645 Options* Options::sharedInstance()
1647 if (shared_instance == NULL) {
1648 shared_instance = new Options;
1651 return shared_instance;
1654 Options::Options() :
1655 p(new OptionsPrivate())
1657 p->showHelp = false;
1659 p->showAircraft = false;
1662 OptionDesc *desc = &fgOptionArray[ 0 ];
1663 while ( desc->option != 0 ) {
1664 p->options[ desc->option ] = desc++;
1672 void Options::init(int argc, char **argv)
1676 // first, process the command line
1677 bool inOptions = true;
1678 for (int i=1; i<argc; ++i) {
1679 if (inOptions && (argv[i][0] == '-')) {
1680 if (strcmp(argv[i], "--") == 0) { // end of options delimiter
1685 int result = parseOption(argv[i]);
1686 processArgResult(result);
1688 // XML properties file
1691 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << f.str());
1695 p->propertyFiles.push_back(f);
1697 } // of arguments iteration
1699 // then config files
1702 if( homedir && hostname && strlen(hostname) > 0 ) {
1703 // Check for ~/.fgfsrc.hostname
1704 config.set(homedir);
1705 config.append(".fgfsrc");
1706 config.concat( "." );
1707 config.concat( hostname );
1711 // Check for ~/.fgfsrc
1713 config.set(homedir);
1714 config.append(".fgfsrc");
1721 // system.fgfsrc handling
1722 if( hostname && strlen(hostname) > 0 ) {
1723 config.set(globals->get_fg_root());
1724 config.append( "system.fgfsrc" );
1725 config.concat( "." );
1726 config.concat( hostname );
1730 config.set(globals->get_fg_root());
1731 config.append( "system.fgfsrc" );
1735 void Options::initAircraft()
1737 BOOST_FOREACH(const string& paths, valuesForOption("fg-aircraft")) {
1738 globals->append_aircraft_paths(paths);
1741 const char* envp = ::getenv("FG_AIRCRAFT");
1743 globals->append_aircraft_paths(envp);
1747 if (isOptionSet("aircraft")) {
1748 aircraft = valueForOption("aircraft");
1749 } else if (isOptionSet("vehicle")) {
1750 aircraft = valueForOption("vehicle");
1753 if (!aircraft.empty()) {
1754 SG_LOG(SG_INPUT, SG_INFO, "aircraft = " << aircraft );
1755 fgSetString("/sim/aircraft", aircraft.c_str() );
1757 SG_LOG(SG_INPUT, SG_INFO, "No user specified aircraft, using default" );
1760 if (p->showAircraft) {
1761 fgOptLogLevel( "alert" );
1762 SGPath path( globals->get_fg_root() );
1763 path.append("Aircraft");
1764 fgShowAircraft(path);
1769 void Options::processArgResult(int result)
1771 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1773 else if (result == FG_OPTIONS_VERBOSE_HELP)
1775 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1776 p->showAircraft = true;
1777 } else if (result == FG_OPTIONS_SHOW_SOUND_DEVICES) {
1781 string vendor = smgr.get_vendor();
1782 string renderer = smgr.get_renderer();
1783 cout << renderer << " provided by " << vendor << endl;
1784 cout << endl << "No. Device" << endl;
1786 vector <const char*>devices = smgr.get_available_devices();
1787 for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
1788 cout << i << ". \"" << devices[i] << "\"" << endl;
1792 } else if (result == FG_OPTIONS_EXIT) {
1797 void Options::readConfig(const SGPath& path)
1799 sg_gzifstream in( path.str() );
1800 if ( !in.is_open() ) {
1804 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path.str() );
1807 while ( ! in.eof() ) {
1809 getline( in, line, '\n' );
1811 // catch extraneous (DOS) line ending character
1813 for (i = line.length(); i > 0; i--)
1814 if (line[i - 1] > 32)
1816 line = line.substr( 0, i );
1818 if ( parseOption( line ) == FG_OPTIONS_ERROR ) {
1819 cerr << endl << "Config file parse error: " << path.str() << " '"
1820 << line << "'" << endl;
1828 int Options::parseOption(const string& s)
1830 if ((s == "--help") || (s=="-h")) {
1831 return FG_OPTIONS_HELP;
1832 } else if ( (s == "--verbose") || (s == "-v") ) {
1833 // verbose help/usage request
1834 return FG_OPTIONS_VERBOSE_HELP;
1835 } else if (s.find("-psn") == 0) {
1836 // on Mac, when launched from the GUI, we are passed the ProcessSerialNumber
1837 // as an argument (and no others). Silently ignore the argument here.
1838 return FG_OPTIONS_OK;
1839 } else if ( s.find( "--show-aircraft") == 0) {
1840 return(FG_OPTIONS_SHOW_AIRCRAFT);
1841 } else if ( s.find( "--show-sound-devices") == 0) {
1842 return(FG_OPTIONS_SHOW_SOUND_DEVICES);
1843 } else if ( s.find( "--prop:") == 0) {
1844 // property setting has a slightly different syntax, so fudge things
1845 OptionDesc* desc = p->findOption("prop");
1846 if (s.find("=", 7) == string::npos) { // no equals token
1847 SG_LOG(SG_GENERAL, SG_ALERT, "malformed property option:" << s);
1848 return FG_OPTIONS_ERROR;
1851 p->values.push_back(OptionValue(desc, s.substr(7)));
1852 return FG_OPTIONS_OK;
1853 } else if ( s.find( "--" ) == 0 ) {
1854 size_t eqPos = s.find( '=' );
1856 if (eqPos == string::npos) {
1859 key = s.substr( 2, eqPos - 2 );
1860 value = s.substr( eqPos + 1);
1863 return addOption(key, value);
1865 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << s);
1866 return FG_OPTIONS_ERROR;
1870 int Options::addOption(const string &key, const string &value)
1872 OptionDesc* desc = p->findOption(key);
1874 return FG_OPTIONS_ERROR;
1877 if (!(desc->type & OPTION_MULTI)) {
1878 OptionValueVec::const_iterator it = p->findValue(key);
1879 if (it != p->values.end()) {
1880 SG_LOG(SG_GENERAL, SG_INFO, "multiple values forbidden for option:" << key << ", ignoring:" << value);
1881 return FG_OPTIONS_OK;
1885 p->values.push_back(OptionValue(desc, value));
1886 return FG_OPTIONS_OK;
1889 bool Options::isOptionSet(const string &key) const
1891 OptionValueVec::const_iterator it = p->findValue(key);
1892 return (it != p->values.end());
1895 string Options::valueForOption(const string& key, const string& defValue) const
1897 OptionValueVec::const_iterator it = p->findValue(key);
1898 if (it == p->values.end()) {
1905 string_list Options::valuesForOption(const std::string& key) const
1908 OptionValueVec::const_iterator it = p->values.begin();
1909 for (; it != p->values.end(); ++it) {
1910 if (it->desc->option == key) {
1911 result.push_back(it->value);
1918 void Options::processOptions()
1920 // now FG_ROOT is setup, process various command line options that bail us
1921 // out quickly, but rely on aircraft / root settings
1927 BOOST_FOREACH(const OptionValue& v, p->values) {
1928 int result = p->processOption(v.desc, v.value);
1929 if (result == FG_OPTIONS_ERROR) {
1935 BOOST_FOREACH(const SGPath& file, p->propertyFiles) {
1936 if (!file.exists()) {
1937 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << file.str());
1941 SG_LOG(SG_GENERAL, SG_INFO,
1942 "Reading command-line property file " << file.str());
1943 readProperties(file.str(), globals->get_props());
1946 // now options are process, do supplemental fixup
1947 const char *envp = ::getenv( "FG_SCENERY" );
1949 globals->append_fg_scenery(envp);
1952 if (globals->get_fg_scenery().empty()) {
1953 // no scenery paths set *at all*, use the data in FG_ROOT
1954 SGPath root(globals->get_fg_root());
1955 root.append("Scenery");
1956 globals->append_fg_scenery(root.str());
1960 void Options::showUsage() const
1962 fgOptLogLevel( "alert" );
1964 SGPropertyNode *locale = globals->get_locale();
1965 SGPropertyNode options_root;
1967 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1971 fgLoadProps("options.xml", &options_root);
1972 } catch (const sg_exception &) {
1973 cout << "Unable to read the help file." << endl;
1974 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1975 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1976 cout << "by adding --fg-root=path as a program argument." << endl;
1981 SGPropertyNode *options = options_root.getNode("options");
1983 SG_LOG( SG_GENERAL, SG_ALERT,
1984 "Error reading options.xml: <options> directive not found." );
1988 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1990 cout << "Usage: " << usage->getStringValue() << endl;
1993 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1994 for (unsigned int j = 0; j < section.size(); j++) {
1997 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1998 for (unsigned int k = 0; k < option.size(); k++) {
2000 SGPropertyNode *name = option[k]->getNode("name");
2001 SGPropertyNode *short_name = option[k]->getNode("short");
2002 SGPropertyNode *key = option[k]->getNode("key");
2003 SGPropertyNode *arg = option[k]->getNode("arg");
2004 bool brief = option[k]->getNode("brief") != 0;
2006 if ((brief || p->verbose) && name) {
2007 string tmp = name->getStringValue();
2011 tmp.append(key->getStringValue());
2015 tmp.append(arg->getStringValue());
2019 tmp.append(short_name->getStringValue());
2022 if (tmp.size() <= 25) {
2025 msg.append( 27-tmp.size(), ' ');
2029 msg.append(32, ' ');
2031 // There may be more than one <description> tag assosiated
2034 vector<SGPropertyNode_ptr> desc;
2035 desc = option[k]->getChildren("description");
2036 if (desc.size() > 0) {
2037 for ( unsigned int l = 0; l < desc.size(); l++) {
2039 // There may be more than one translation line.
2041 string t = desc[l]->getStringValue();
2042 SGPropertyNode *n = locale->getNode("strings");
2043 vector<SGPropertyNode_ptr>trans_desc =
2044 n->getChildren(t.substr(8).c_str());
2046 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
2047 string t_str = trans_desc[m]->getStringValue();
2049 if ((m > 0) || ((l > 0) && m == 0)) {
2050 msg.append( 32, ' ');
2053 // If the string is too large to fit on the screen,
2054 // then split it up in several pieces.
2056 while ( t_str.size() > 47 ) {
2058 string::size_type m = t_str.rfind(' ', 47);
2059 msg += t_str.substr(0, m) + '\n';
2060 msg.append( 32, ' ');
2062 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
2064 msg += t_str + '\n';
2071 SGPropertyNode *name;
2072 name = locale->getNode(section[j]->getStringValue("name"));
2074 if (!msg.empty() && name) {
2075 cout << endl << name->getStringValue() << ":" << endl;
2081 if ( !p->verbose ) {
2083 cout << "For a complete list of options use --help --verbose" << endl;
2086 cout << "Hit a key to continue..." << endl;
2091 #if defined(__CYGWIN__)
2092 string Options::platformDefaultRoot() const
2097 #elif defined(_WIN32)
2098 string Options::platformDefaultRoot() const
2102 #elif defined(__APPLE__)
2103 string Options::platformDefaultRoot() const
2106 The following code looks for the base package inside the application
2107 bundle, in the standard Contents/Resources location.
2109 CFURLRef resourcesUrl = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
2111 // look for a 'data' subdir
2112 CFURLRef dataDir = CFURLCreateCopyAppendingPathComponent(NULL, resourcesUrl, CFSTR("data"), true);
2114 // now convert down to a path, and the a c-string
2115 CFStringRef path = CFURLCopyFileSystemPath(dataDir, kCFURLPOSIXPathStyle);
2116 string root = CFStringGetCStringPtr(path, CFStringGetSystemEncoding());
2118 CFRelease(resourcesUrl);
2125 string Options::platformDefaultRoot() const
2131 void Options::setupRoot()
2134 if (isOptionSet("fg-root")) {
2135 root = valueForOption("fg-root"); // easy!
2137 // Next check if fg-root is set as an env variable
2138 char *envp = ::getenv( "FG_ROOT" );
2139 if ( envp != NULL ) {
2142 root = platformDefaultRoot();
2146 SG_LOG(SG_INPUT, SG_INFO, "fg_root = " << root );
2147 globals->set_fg_root(root);
2150 static char required_version[] = "2.5.0";
2151 string base_version = fgBasePackageVersion();
2152 if ( !(base_version == required_version) ) {
2153 // tell the operator how to use this application
2155 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on windows
2156 cerr << endl << "Base package check failed:" << endl \
2157 << " Version " << base_version << " found at: " \
2158 << globals->get_fg_root() << endl \
2159 << " Version " << required_version << " is required." << endl \
2160 << "Please upgrade/downgrade base package and set the path to your fgdata" << endl \
2161 << "with --fg-root=path_to_your_fgdata" << endl;
2163 cerr << "Hit a key to continue..." << endl;
2170 } // of namespace flightgear