1 // fg_init.cxx -- Flight Gear top level initialization routines
3 // Written by Curtis Olson, started August 1997.
5 // Copyright (C) 1997 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.
30 #include <string.h> // strcmp()
32 #if defined( unix ) || defined( __CYGWIN__ )
33 # include <unistd.h> // for gethostname()
36 # include <direct.h> // for getcwd()
37 # define getcwd _getcwd
38 # include <io.h> // isatty()
39 # define isatty _isatty
40 # include "winsock2.h" // for gethostname()
43 // work around a stdc++ lib bug in some versions of linux, but doesn't
44 // seem to hurt to have this here for all versions of Linux.
46 # define _G_NO_EXTERN_TEMPLATES
49 #include <simgear/compiler.h>
52 #include <boost/algorithm/string/compare.hpp>
53 #include <boost/algorithm/string/predicate.hpp>
55 #include <simgear/constants.h>
56 #include <simgear/debug/logstream.hxx>
57 #include <simgear/structure/exception.hxx>
58 #include <simgear/structure/event_mgr.hxx>
59 #include <simgear/misc/sg_path.hxx>
60 #include <simgear/misc/sg_dir.hxx>
61 #include <simgear/misc/interpolator.hxx>
62 #include <simgear/scene/material/matlib.hxx>
63 #include <simgear/scene/model/particles.hxx>
64 #include <simgear/sound/soundmgr_openal.hxx>
66 #include <Aircraft/controls.hxx>
67 #include <Aircraft/replay.hxx>
68 #include <Airports/apt_loader.hxx>
69 #include <Airports/runways.hxx>
70 #include <Airports/simple.hxx>
71 #include <Airports/dynamics.hxx>
73 #include <AIModel/AIManager.hxx>
76 # include <ATCDCL/ATCmgr.hxx>
77 # include <ATCDCL/AIMgr.hxx>
78 # include "ATCDCL/commlist.hxx"
80 # include "ATC/atis.hxx"
81 # include "ATC/atcutils.hxx"
84 #include <Autopilot/route_mgr.hxx>
85 #include <Autopilot/autopilotgroup.hxx>
87 #include <Cockpit/cockpit.hxx>
88 #include <Cockpit/panel.hxx>
89 #include <Cockpit/panel_io.hxx>
91 #include <GUI/new_gui.hxx>
92 #include <Include/general.hxx>
93 #include <Input/input.hxx>
94 #include <Instrumentation/instrument_mgr.hxx>
95 #include <Model/acmodel.hxx>
96 #include <AIModel/submodel.hxx>
97 #include <AIModel/AIManager.hxx>
98 #include <Navaids/navdb.hxx>
99 #include <Navaids/navlist.hxx>
100 #include <Navaids/fix.hxx>
101 #include <Navaids/fixlist.hxx>
102 #include <Scenery/scenery.hxx>
103 #include <Scenery/tilemgr.hxx>
104 #include <Scripting/NasalSys.hxx>
105 #include <Sound/voice.hxx>
106 #include <Systems/system_mgr.hxx>
107 #include <Time/light.hxx>
108 #include <Traffic/TrafficMgr.hxx>
109 #include <MultiPlayer/multiplaymgr.hxx>
110 #include <FDM/fdm_shell.hxx>
112 #include <Environment/environment_mgr.hxx>
113 #include <Environment/ridge_lift.hxx>
115 #include "fg_init.hxx"
117 #include "fg_commands.hxx"
118 #include "fg_props.hxx"
119 #include "options.hxx"
120 #include "globals.hxx"
121 #include "logger.hxx"
122 #include "renderer.hxx"
123 #include "viewmgr.hxx"
128 # include <CoreFoundation/CoreFoundation.h>
132 using namespace boost::algorithm;
134 extern const char *default_root;
137 // Scan the command line options for the specified option and return
139 static string fgScanForOption( const string& option, int argc, char **argv ) {
142 if (hostname == NULL)
145 gethostname(_hostname, 256);
146 hostname = strdup(_hostname);
147 free_hostname = true;
150 SG_LOG(SG_GENERAL, SG_INFO, "Scanning command line for: " << option );
152 int len = option.length();
155 SG_LOG( SG_GENERAL, SG_DEBUG, "argv[" << i << "] = " << argv[i] );
157 string arg = argv[i];
158 if ( arg.find( option ) == 0 ) {
159 return arg.substr( len );
169 // Scan the user config files for the specified option and return
171 static string fgScanForOption( const string& option, const string& path ) {
172 sg_gzifstream in( path );
173 if ( !in.is_open() ) {
177 SG_LOG( SG_GENERAL, SG_INFO, "Scanning " << path << " for: " << option );
179 int len = option.length();
182 while ( ! in.eof() ) {
184 getline( in, line, '\n' );
186 // catch extraneous (DOS) line ending character
187 if ( line[line.length() - 1] < 32 ) {
188 line = line.substr( 0, line.length()-1 );
191 if ( line.find( option ) == 0 ) {
192 return line.substr( len );
201 // Scan the user config files for the specified option and return
203 static string fgScanForOption( const string& option ) {
206 #if defined( unix ) || defined( __CYGWIN__ )
207 // Next check home directory for .fgfsrc.hostname file
209 if ( homedir != NULL ) {
210 SGPath config( homedir );
211 config.append( ".fgfsrc" );
212 config.concat( "." );
213 config.concat( hostname );
214 arg = fgScanForOption( option, config.str() );
219 // Next check home directory for .fgfsrc file
221 if ( homedir != NULL ) {
222 SGPath config( homedir );
223 config.append( ".fgfsrc" );
224 arg = fgScanForOption( option, config.str() );
229 // Check for $fg_root/system.fgfsrc
230 SGPath config( globals->get_fg_root() );
231 config.append( "system.fgfsrc" );
232 arg = fgScanForOption( option, config.str() );
239 // Read in configuration (files and command line options) but only set
240 // fg_root and aircraft_paths, which are needed *before* do_options() is called
243 bool fgInitFGRoot ( int argc, char **argv ) {
246 // First parse command line options looking for --fg-root=, this
247 // will override anything specified in a config file
248 root = fgScanForOption( "--fg-root=", argc, argv);
250 // Check in one of the user configuration files.
252 root = fgScanForOption( "--fg-root=" );
254 // Next check if fg-root is set as an env variable
255 if ( root.empty() ) {
256 char *envp = ::getenv( "FG_ROOT" );
257 if ( envp != NULL ) {
262 // Otherwise, default to a random compiled-in location if we can't
263 // find fg-root any other way.
264 if ( root.empty() ) {
265 #if defined( __CYGWIN__ )
267 #elif defined( _WIN32 )
269 #elif defined(__APPLE__)
271 The following code looks for the base package inside the application
272 bundle, in the standard Contents/Resources location.
274 CFURLRef resourcesUrl = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
276 // look for a 'data' subdir
277 CFURLRef dataDir = CFURLCreateCopyAppendingPathComponent(NULL, resourcesUrl, CFSTR("data"), true);
279 // now convert down to a path, and the a c-string
280 CFStringRef path = CFURLCopyFileSystemPath(dataDir, kCFURLPOSIXPathStyle);
281 root = CFStringGetCStringPtr(path, CFStringGetSystemEncoding());
283 CFRelease(resourcesUrl);
291 SG_LOG(SG_INPUT, SG_INFO, "fg_root = " << root );
292 globals->set_fg_root(root);
298 // Read in configuration (files and command line options) but only set
300 bool fgInitFGAircraft ( int argc, char **argv ) {
302 string aircraftDir = fgScanForOption("--fg-aircraft=", argc, argv);
303 if (aircraftDir.empty()) {
304 aircraftDir = fgScanForOption("--fg-aircraft=");
307 const char* envp = ::getenv("FG_AIRCRAFT");
308 if (aircraftDir.empty() && envp) {
309 globals->append_aircraft_paths(envp);
312 if (!aircraftDir.empty()) {
313 globals->append_aircraft_paths(aircraftDir);
318 // First parse command line options looking for --aircraft=, this
319 // will override anything specified in a config file
320 aircraft = fgScanForOption( "--aircraft=", argc, argv );
321 if ( aircraft.empty() ) {
322 // check synonym option
323 aircraft = fgScanForOption( "--vehicle=", argc, argv );
326 // Check in one of the user configuration files.
327 if ( aircraft.empty() ) {
328 aircraft = fgScanForOption( "--aircraft=" );
330 if ( aircraft.empty() ) {
331 aircraft = fgScanForOption( "--vehicle=" );
334 // if an aircraft was specified, set the property name
335 if ( !aircraft.empty() ) {
336 SG_LOG(SG_INPUT, SG_INFO, "aircraft = " << aircraft );
337 fgSetString("/sim/aircraft", aircraft.c_str() );
339 SG_LOG(SG_INPUT, SG_INFO, "No user specified aircraft, using default" );
346 // Return the current base package version
347 string fgBasePackageVersion() {
348 SGPath base_path( globals->get_fg_root() );
349 base_path.append("version");
351 sg_gzifstream in( base_path.str() );
352 if ( !in.is_open() ) {
353 SGPath old_path( globals->get_fg_root() );
354 old_path.append( "Thanks" );
355 sg_gzifstream old( old_path.str() );
356 if ( !old.is_open() ) {
359 return "[old version]";
370 // Initialize the localization
371 SGPropertyNode *fgInitLocale(const char *language) {
372 SGPropertyNode *c_node = NULL, *d_node = NULL;
373 SGPropertyNode *intl = fgGetNode("/sim/intl");
375 SG_LOG(SG_GENERAL, SG_INFO, "Selecting language: " << language );
377 // localization not defined
382 // Select the proper language from the list
384 vector<SGPropertyNode_ptr> locale = intl->getChildren("locale");
385 for (unsigned int i = 0; i < locale.size(); i++) {
387 vector<SGPropertyNode_ptr> lang = locale[i]->getChildren("lang");
388 for (unsigned int j = 0; j < lang.size(); j++) {
390 if (!strcmp(lang[j]->getStringValue(), language)) {
399 d_node = intl->getChild("locale");
403 // Check for localized font
404 SGPropertyNode *font_n = c_node->getNode("font", true);
405 if ( !strcmp(font_n->getStringValue(), "") )
406 font_n->setStringValue(d_node->getStringValue("font", "typewriter.txf"));
410 // Load the default strings
412 SGPath d_path( globals->get_fg_root() );
414 const char *d_path_str = d_node->getStringValue("strings");
416 SG_LOG(SG_GENERAL, SG_ALERT, "No path in " << d_node->getPath() << "/strings.");
420 d_path.append(d_path_str);
421 SG_LOG(SG_GENERAL, SG_INFO, "Reading localized strings from " << d_path.str());
423 SGPropertyNode *strings = c_node->getNode("strings");
425 readProperties(d_path.str(), strings);
426 } catch (const sg_exception &) {
427 SG_LOG(SG_GENERAL, SG_ALERT, "Unable to read the localized strings");
432 // Load the language specific strings
434 if (c_node != d_node) {
435 SGPath c_path( globals->get_fg_root() );
437 const char *c_path_str = c_node->getStringValue("strings");
439 SG_LOG(SG_GENERAL, SG_ALERT, "No path in " << c_node->getPath() << "/strings");
443 c_path.append(c_path_str);
444 SG_LOG(SG_GENERAL, SG_INFO, "Reading localized strings from " << c_path.str());
447 readProperties(c_path.str(), strings);
448 } catch (const sg_exception &) {
449 SG_LOG(SG_GENERAL, SG_ALERT,
450 "Unable to read the localized strings from " << c_path.str());
460 // Initialize the localization routines
461 bool fgDetectLanguage() {
462 const char *language = ::getenv("LANG");
464 if (language == NULL) {
465 SG_LOG(SG_GENERAL, SG_INFO, "Unable to detect the language" );
469 SGPropertyNode *locale = fgInitLocale(language);
471 SG_LOG(SG_GENERAL, SG_ALERT,
472 "No internationalization settings specified in preferences.xml" );
477 globals->set_locale( locale );
482 // Attempt to locate and parse the various non-XML config files in order
483 // from least precidence to greatest precidence
485 do_options (int argc, char ** argv)
487 // Check for $fg_root/system.fgfsrc
488 SGPath config( globals->get_fg_root() );
489 config.append( "system.fgfsrc" );
490 fgParseOptions(config.str());
492 #if defined( unix ) || defined( __CYGWIN__ )
493 config.concat( "." );
494 config.concat( hostname );
495 fgParseOptions(config.str());
498 // Check for ~/.fgfsrc
499 if ( homedir != NULL ) {
500 config.set( homedir );
501 config.append( ".fgfsrc" );
502 fgParseOptions(config.str());
505 #if defined( unix ) || defined( __CYGWIN__ )
506 // Check for ~/.fgfsrc.hostname
507 config.concat( "." );
508 config.concat( hostname );
509 fgParseOptions(config.str());
512 // Parse remaining command line options
513 // These will override anything specified in a config file
514 fgParseArgs(argc, argv);
518 bool fgFindAircraftInDir(const SGPath& dirPath, T* obj, bool (T::*pred)(const SGPath& p))
520 if (!dirPath.exists()) {
521 SG_LOG(SG_GENERAL, SG_WARN, "fgFindAircraftInDir: no such path:" << dirPath.str());
526 simgear::Dir dir(dirPath);
527 simgear::PathList setFiles(dir.children(simgear::Dir::TYPE_FILE, "-set.xml"));
528 simgear::PathList::iterator p;
529 for (p = setFiles.begin(); p != setFiles.end(); ++p) {
530 // check file name ends with -set.xml
532 // if we found a -set.xml at this level, don't recurse any deeper
535 bool done = (obj->*pred)(*p);
539 } // of -set.xml iteration
545 simgear::PathList subdirs(dir.children(simgear::Dir::TYPE_DIR | simgear::Dir::NO_DOT_OR_DOTDOT));
546 for (p = subdirs.begin(); p != subdirs.end(); ++p) {
547 if (p->file() == "CVS") {
551 if (fgFindAircraftInDir(*p, obj, pred)) {
554 } // of subdirs iteration
560 void fgFindAircraft(T* obj, bool (T::*pred)(const SGPath& p))
562 const string_list& paths(globals->get_aircraft_paths());
563 string_list::const_iterator it = paths.begin();
564 for (; it != paths.end(); ++it) {
565 bool done = fgFindAircraftInDir(SGPath(*it), obj, pred);
569 } // of aircraft paths iteration
571 // if we reach this point, search the default location (always last)
572 SGPath rootAircraft(globals->get_fg_root());
573 rootAircraft.append("Aircraft");
574 fgFindAircraftInDir(rootAircraft, obj, pred);
577 class FindAndCacheAircraft
580 FindAndCacheAircraft(SGPropertyNode* autoSave)
582 _cache = autoSave->getNode("sim/startup/path-cache", true);
587 std::string aircraft = fgGetString( "/sim/aircraft", "");
588 if (aircraft.empty()) {
589 SG_LOG(SG_GENERAL, SG_ALERT, "no aircraft specified");
593 _searchAircraft = aircraft + "-set.xml";
595 // prepare cache for re-scan
596 SGPropertyNode *n = _cache->getNode("fg-root", true);
597 n->setStringValue(globals->get_fg_root().c_str());
598 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
599 _cache->removeChildren("aircraft");
601 fgFindAircraft(this, &FindAndCacheAircraft::checkAircraft);
604 if (_foundPath.str().empty()) {
605 SG_LOG(SG_GENERAL, SG_ALERT, "Cannot find specified aircraft: " << aircraft );
609 SG_LOG(SG_GENERAL, SG_INFO, "Loading aircraft -set file from:" << _foundPath.str());
610 fgSetString( "/sim/aircraft-dir", _foundPath.dir().c_str());
611 if (!_foundPath.exists()) {
612 SG_LOG(SG_GENERAL, SG_ALERT, "Unable to find -set file:" << _foundPath.str());
617 readProperties(_foundPath.str(), globals->get_props());
618 } catch ( const sg_exception &e ) {
619 SG_LOG(SG_INPUT, SG_ALERT, "Error reading aircraft: " << e.getFormattedMessage());
629 if (globals->get_fg_root() != _cache->getStringValue("fg-root", "")) {
630 return false; // cache mismatch
633 vector<SGPropertyNode_ptr> cache = _cache->getChildren("aircraft");
634 for (unsigned int i = 0; i < cache.size(); i++) {
635 const char *name = cache[i]->getStringValue("file", "");
636 if (!boost::equals(_searchAircraft, name, is_iequal())) {
640 SGPath xml(cache[i]->getStringValue("path", ""));
648 } // of aircraft in cache iteration
653 bool checkAircraft(const SGPath& p)
658 if (!_cache->getChild("aircraft", i++, false))
662 SGPropertyNode *n, *entry = _cache->getChild("aircraft", --i, true);
664 std::string fileName(p.file());
665 n = entry->getNode("file", true);
666 n->setStringValue(fileName);
667 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
669 n = entry->getNode("path", true);
670 n->setStringValue(p.dir());
671 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
673 if ( boost::equals(fileName, _searchAircraft.c_str(), is_iequal()) ) {
681 std::string _searchAircraft;
683 SGPropertyNode* _cache;
686 // Read in configuration (file and command line)
687 bool fgInitConfig ( int argc, char **argv ) {
689 // First, set some sane default values
692 // Read global preferences from $FG_ROOT/preferences.xml
693 SG_LOG(SG_INPUT, SG_INFO, "Reading global preferences");
694 fgLoadProps("preferences.xml", globals->get_props());
695 SG_LOG(SG_INPUT, SG_INFO, "Finished Reading global preferences");
697 // Detect the required language as early as possible
698 if ( !fgDetectLanguage() ) {
702 SGPropertyNode autosave;
704 char *envp = ::getenv( "APPDATA" );
706 SGPath config( envp );
707 config.append( "flightgear.org" );
709 if ( homedir != NULL ) {
710 SGPath config( homedir );
711 config.append( ".fgfs" );
713 const char *fg_home = getenv("FG_HOME");
717 SGPath home_export(config.str());
718 home_export.append("Export/dummy");
719 home_export.create_dir(0777);
721 // Set /sim/fg-home and don't allow malign code to override it until
722 // Nasal security is set up. Use FG_HOME if necessary.
723 SGPropertyNode *home = fgGetNode("/sim", true);
724 home->removeChild("fg-home", 0, false);
725 home = home->getChild("fg-home", 0, true);
726 home->setStringValue(config.c_str());
727 home->setAttribute(SGPropertyNode::WRITE, false);
729 config.append( "autosave.xml" );
730 if (config.exists()) {
731 SG_LOG(SG_INPUT, SG_INFO, "Reading user settings from " << config.str());
733 readProperties(config.str(), &autosave, SGPropertyNode::USERARCHIVE);
734 } catch (sg_exception& e) {
735 SG_LOG(SG_INPUT, SG_WARN, "failed to read user settings:" << e.getMessage()
736 << "(from " << e.getOrigin() << ")");
741 // Scan user config files and command line for a specified aircraft.
742 fgInitFGAircraft(argc, argv);
743 FindAndCacheAircraft f(&autosave);
744 if (!f.loadAircraft()) {
748 copyProperties(&autosave, globals->get_props());
750 // parse options after loading aircraft to ensure any user
751 // overrides of defaults are honored.
752 do_options(argc, argv);
757 // Set current tower position lon/lat given an airport id
758 static bool fgSetTowerPosFromAirportID( const string& id) {
759 const FGAirport *a = fgFindAirportID( id);
761 SGGeod tower = a->getTowerLocation();
762 fgSetDouble("/sim/tower/longitude-deg", tower.getLongitudeDeg());
763 fgSetDouble("/sim/tower/latitude-deg", tower.getLatitudeDeg());
764 fgSetDouble("/sim/tower/altitude-ft", tower.getElevationFt());
772 struct FGTowerLocationListener : SGPropertyChangeListener {
773 void valueChanged(SGPropertyNode* node) {
774 const string id(node->getStringValue());
775 fgSetTowerPosFromAirportID(id);
779 void fgInitTowerLocationListener() {
780 fgGetNode("/sim/tower/airport-id", true)
781 ->addChangeListener( new FGTowerLocationListener(), true );
784 static void fgApplyStartOffset(const SGGeod& aStartPos, double aHeading, double aTargetHeading = HUGE_VAL)
786 SGGeod startPos(aStartPos);
787 if (aTargetHeading == HUGE_VAL) {
788 aTargetHeading = aHeading;
791 if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON ) {
792 double offsetDistance = fgGetDouble("/sim/presets/offset-distance-nm");
793 offsetDistance *= SG_NM_TO_METER;
794 double offsetAzimuth = aHeading;
795 if ( fabs(fgGetDouble("/sim/presets/offset-azimuth-deg")) > SG_EPSILON ) {
796 offsetAzimuth = fgGetDouble("/sim/presets/offset-azimuth-deg");
797 aHeading = aTargetHeading;
802 SGGeodesy::direct(startPos, offsetAzimuth + 180, offsetDistance, offset, az2);
807 fgSetDouble("/sim/presets/longitude-deg", startPos.getLongitudeDeg() );
808 fgSetDouble("/sim/presets/latitude-deg", startPos.getLatitudeDeg() );
809 fgSetDouble("/sim/presets/heading-deg", aHeading );
811 // other code depends on the actual values being set ...
812 fgSetDouble("/position/longitude-deg", startPos.getLongitudeDeg() );
813 fgSetDouble("/position/latitude-deg", startPos.getLatitudeDeg() );
814 fgSetDouble("/orientation/heading-deg", aHeading );
817 // Set current_options lon/lat given an airport id and heading (degrees)
818 static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
822 // set initial position from runway and heading
823 SG_LOG( SG_GENERAL, SG_INFO,
824 "Attempting to set starting position from airport code "
825 << id << " heading " << tgt_hdg );
827 const FGAirport* apt = fgFindAirportID(id);
828 if (!apt) return false;
829 FGRunway* r = apt->findBestRunwayForHeading(tgt_hdg);
830 fgSetString("/sim/atc/runway", r->ident().c_str());
832 SGGeod startPos = r->pointOnCenterline(fgGetDouble("/sim/airport/runways/start-offset-m", 5.0));
833 fgApplyStartOffset(startPos, r->headingDeg(), tgt_hdg);
837 // Set current_options lon/lat given an airport id and parkig position name
838 static bool fgSetPosFromAirportIDandParkpos( const string& id, const string& parkpos ) {
842 // can't see an easy way around this const_cast at the moment
843 FGAirport* apt = const_cast<FGAirport*>(fgFindAirportID(id));
845 SG_LOG( SG_GENERAL, SG_ALERT, "Failed to find airport " << id );
848 FGAirportDynamics* dcs = apt->getDynamics();
850 SG_LOG( SG_GENERAL, SG_ALERT,
851 "Failed to find parking position " << parkpos <<
852 " at airport " << id );
856 int park_index = dcs->getNrOfParkings() - 1;
857 while (park_index >= 0 && dcs->getParkingName(park_index) != parkpos) park_index--;
858 if (park_index < 0) {
859 SG_LOG( SG_GENERAL, SG_ALERT,
860 "Failed to find parking position " << parkpos <<
861 " at airport " << id );
864 FGParking* parking = dcs->getParking(park_index);
865 parking->setAvailable(false);
867 SGGeod::fromDeg(parking->getLongitude(), parking->getLatitude()),
868 parking->getHeading());
873 // Set current_options lon/lat given an airport id and runway number
874 static bool fgSetPosFromAirportIDandRwy( const string& id, const string& rwy, bool rwy_req ) {
878 // set initial position from airport and runway number
879 SG_LOG( SG_GENERAL, SG_INFO,
880 "Attempting to set starting position for "
881 << id << ":" << rwy );
883 const FGAirport* apt = fgFindAirportID(id);
885 SG_LOG( SG_GENERAL, SG_ALERT, "Failed to find airport:" << id);
889 if (!apt->hasRunwayWithIdent(rwy)) {
890 SG_LOG( SG_GENERAL, rwy_req ? SG_ALERT : SG_INFO,
891 "Failed to find runway " << rwy <<
892 " at airport " << id << ". Using default runway." );
896 FGRunway* r(apt->getRunwayByIdent(rwy));
897 fgSetString("/sim/atc/runway", r->ident().c_str());
898 SGGeod startPos = r->pointOnCenterline( fgGetDouble("/sim/airport/runways/start-offset-m", 5.0));
899 fgApplyStartOffset(startPos, r->headingDeg());
904 static void fgSetDistOrAltFromGlideSlope() {
905 // cout << "fgSetDistOrAltFromGlideSlope()" << endl;
906 string apt_id = fgGetString("/sim/presets/airport-id");
907 double gs = fgGetDouble("/sim/presets/glideslope-deg")
908 * SG_DEGREES_TO_RADIANS ;
909 double od = fgGetDouble("/sim/presets/offset-distance-nm");
910 double alt = fgGetDouble("/sim/presets/altitude-ft");
912 double apt_elev = 0.0;
913 if ( ! apt_id.empty() ) {
914 apt_elev = fgGetAirportElev( apt_id );
915 if ( apt_elev < -9990.0 ) {
922 if( fabs(gs) > 0.01 && fabs(od) > 0.1 && alt < -9990 ) {
923 // set altitude from glideslope and offset-distance
924 od *= SG_NM_TO_METER * SG_METER_TO_FEET;
925 alt = fabs(od*tan(gs)) + apt_elev;
926 fgSetDouble("/sim/presets/altitude-ft", alt);
927 fgSetBool("/sim/presets/onground", false);
928 SG_LOG( SG_GENERAL, SG_INFO, "Calculated altitude as: "
930 } else if( fabs(gs) > 0.01 && alt > 0 && fabs(od) < 0.1) {
931 // set offset-distance from glideslope and altitude
932 od = (alt - apt_elev) / tan(gs);
933 od *= -1*SG_FEET_TO_METER * SG_METER_TO_NM;
934 fgSetDouble("/sim/presets/offset-distance-nm", od);
935 fgSetBool("/sim/presets/onground", false);
936 SG_LOG( SG_GENERAL, SG_INFO, "Calculated offset distance as: "
938 } else if( fabs(gs) > 0.01 ) {
939 SG_LOG( SG_GENERAL, SG_ALERT,
940 "Glideslope given but not altitude or offset-distance." );
941 SG_LOG( SG_GENERAL, SG_ALERT, "Resetting glideslope to zero" );
942 fgSetDouble("/sim/presets/glideslope-deg", 0);
943 fgSetBool("/sim/presets/onground", true);
948 // Set current_options lon/lat given an airport id and heading (degrees)
949 static bool fgSetPosFromNAV( const string& id, const double& freq ) {
951 = globals->get_navlist()->findByIdentAndFreq( id.c_str(), freq );
954 SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate NAV = "
955 << id << ":" << freq );
959 fgApplyStartOffset(nav->geod(), fgGetDouble("/sim/presets/heading-deg"));
963 // Set current_options lon/lat given an aircraft carrier id
964 static bool fgSetPosFromCarrier( const string& carrier, const string& posid ) {
966 // set initial position from runway and heading
970 if (FGAIManager::getStartPosition(carrier, posid, geodPos, heading, uvw)) {
971 double lon = geodPos.getLongitudeDeg();
972 double lat = geodPos.getLatitudeDeg();
973 double alt = geodPos.getElevationFt();
975 SG_LOG( SG_GENERAL, SG_INFO, "Attempting to set starting position for "
976 << carrier << " at lat = " << lat << ", lon = " << lon
977 << ", alt = " << alt << ", heading = " << heading);
979 fgSetDouble("/sim/presets/longitude-deg", lon);
980 fgSetDouble("/sim/presets/latitude-deg", lat);
981 fgSetDouble("/sim/presets/altitude-ft", alt);
982 fgSetDouble("/sim/presets/heading-deg", heading);
983 fgSetDouble("/position/longitude-deg", lon);
984 fgSetDouble("/position/latitude-deg", lat);
985 fgSetDouble("/position/altitude-ft", alt);
986 fgSetDouble("/orientation/heading-deg", heading);
988 fgSetString("/sim/presets/speed-set", "UVW");
989 fgSetDouble("/velocities/uBody-fps", uvw(0));
990 fgSetDouble("/velocities/vBody-fps", uvw(1));
991 fgSetDouble("/velocities/wBody-fps", uvw(2));
992 fgSetDouble("/sim/presets/uBody-fps", uvw(0));
993 fgSetDouble("/sim/presets/vBody-fps", uvw(1));
994 fgSetDouble("/sim/presets/wBody-fps", uvw(2));
996 fgSetBool("/sim/presets/onground", true);
1000 SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate aircraft carrier = "
1006 // Set current_options lon/lat given an airport id and heading (degrees)
1007 static bool fgSetPosFromFix( const string& id )
1009 FGPositioned::TypeFilter fixFilter(FGPositioned::FIX);
1010 FGPositioned* fix = FGPositioned::findNextWithPartialId(NULL, id, &fixFilter);
1012 SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate fix = " << id );
1016 fgApplyStartOffset(fix->geod(), fgGetDouble("/sim/presets/heading-deg"));
1021 * Initialize vor/ndb/ils/fix list management and query systems (as
1022 * well as simple airport db list)
1027 SG_LOG(SG_GENERAL, SG_INFO, "Loading Airport Database ...");
1029 SGPath aptdb( globals->get_fg_root() );
1030 aptdb.append( "Airports/apt.dat" );
1032 SGPath p_metar( globals->get_fg_root() );
1033 p_metar.append( "Airports/metar.dat" );
1035 // Initialise the frequency search map BEFORE reading
1036 // the airport database:
1040 current_commlist = new FGCommList;
1041 current_commlist->init( globals->get_fg_root() );
1042 fgAirportDBLoad( aptdb.str(), current_commlist, p_metar.str() );
1044 FGNavList *navlist = new FGNavList;
1045 FGNavList *loclist = new FGNavList;
1046 FGNavList *gslist = new FGNavList;
1047 FGNavList *dmelist = new FGNavList;
1048 FGNavList *tacanlist = new FGNavList;
1049 FGNavList *carrierlist = new FGNavList;
1050 FGTACANList *channellist = new FGTACANList;
1052 globals->set_navlist( navlist );
1053 globals->set_loclist( loclist );
1054 globals->set_gslist( gslist );
1055 globals->set_dmelist( dmelist );
1056 globals->set_tacanlist( tacanlist );
1057 globals->set_carrierlist( carrierlist );
1058 globals->set_channellist( channellist );
1060 if ( !fgNavDBInit(navlist, loclist, gslist, dmelist, tacanlist, carrierlist, channellist) ) {
1061 SG_LOG( SG_GENERAL, SG_ALERT,
1062 "Problems loading one or more navigational database" );
1065 SG_LOG(SG_GENERAL, SG_INFO, " Fixes");
1066 SGPath p_fix( globals->get_fg_root() );
1067 p_fix.append( "Navaids/fix.dat" );
1069 fixlist.init( p_fix ); // adds fixes to the DB in positioned.cxx
1071 SG_LOG(SG_GENERAL, SG_INFO, " Airways");
1072 SGPath p_awy( globals->get_fg_root() );
1073 p_awy.append( "Navaids/awy.dat" );
1074 FGAirwayNetwork *awyNet = new FGAirwayNetwork;
1075 //cerr << "Loading Airways" << endl;
1076 awyNet->load (p_awy );
1078 //cerr << "initializing airways" << endl;
1079 globals->set_airwaynet( awyNet );
1085 // Set the initial position based on presets (or defaults)
1086 bool fgInitPosition() {
1087 // cout << "fgInitPosition()" << endl;
1088 double gs = fgGetDouble("/sim/presets/glideslope-deg")
1089 * SG_DEGREES_TO_RADIANS ;
1090 double od = fgGetDouble("/sim/presets/offset-distance-nm");
1091 double alt = fgGetDouble("/sim/presets/altitude-ft");
1093 bool set_pos = false;
1095 // If glideslope is specified, then calculate offset-distance or
1096 // altitude relative to glide slope if either of those was not
1098 if ( fabs( gs ) > 0.01 ) {
1099 fgSetDistOrAltFromGlideSlope();
1103 // If we have an explicit, in-range lon/lat, don't change it, just use it.
1104 // If not, check for an airport-id and use that.
1105 // If not, default to the middle of the KSFO field.
1106 // The default values for lon/lat are deliberately out of range
1107 // so that the airport-id can take effect; valid lon/lat will
1108 // override airport-id, however.
1109 double lon_deg = fgGetDouble("/sim/presets/longitude-deg");
1110 double lat_deg = fgGetDouble("/sim/presets/latitude-deg");
1111 if ( lon_deg >= -180.0 && lon_deg <= 180.0
1112 && lat_deg >= -90.0 && lat_deg <= 90.0 )
1117 string apt = fgGetString("/sim/presets/airport-id");
1118 string rwy_no = fgGetString("/sim/presets/runway");
1119 bool rwy_req = fgGetBool("/sim/presets/runway-requested");
1120 string vor = fgGetString("/sim/presets/vor-id");
1121 double vor_freq = fgGetDouble("/sim/presets/vor-freq");
1122 string ndb = fgGetString("/sim/presets/ndb-id");
1123 double ndb_freq = fgGetDouble("/sim/presets/ndb-freq");
1124 string carrier = fgGetString("/sim/presets/carrier");
1125 string parkpos = fgGetString("/sim/presets/parkpos");
1126 string fix = fgGetString("/sim/presets/fix");
1127 SGPropertyNode *hdg_preset = fgGetNode("/sim/presets/heading-deg", true);
1128 double hdg = hdg_preset->getDoubleValue();
1130 // save some start parameters, so that we can later say what the
1131 // user really requested. TODO generalize that and move it to options.cxx
1132 static bool start_options_saved = false;
1133 if (!start_options_saved) {
1134 start_options_saved = true;
1135 SGPropertyNode *opt = fgGetNode("/sim/startup/options", true);
1137 opt->setDoubleValue("latitude-deg", lat_deg);
1138 opt->setDoubleValue("longitude-deg", lon_deg);
1139 opt->setDoubleValue("heading-deg", hdg);
1140 opt->setStringValue("airport", apt.c_str());
1141 opt->setStringValue("runway", rwy_no.c_str());
1145 hdg = fgGetDouble("/environment/config/boundary/entry/wind-from-heading-deg", 270);
1147 if ( !set_pos && !apt.empty() && !parkpos.empty() ) {
1148 // An airport + parking position is requested
1149 if ( fgSetPosFromAirportIDandParkpos( apt, parkpos ) ) {
1150 // set tower position
1151 fgSetString("/sim/tower/airport-id", apt.c_str());
1156 if ( !set_pos && !apt.empty() && !rwy_no.empty() ) {
1157 // An airport + runway is requested
1158 if ( fgSetPosFromAirportIDandRwy( apt, rwy_no, rwy_req ) ) {
1159 // set tower position (a little off the heading for single
1161 fgSetString("/sim/tower/airport-id", apt.c_str());
1166 if ( !set_pos && !apt.empty() ) {
1167 // An airport is requested (find runway closest to hdg)
1168 if ( fgSetPosFromAirportIDandHdg( apt, hdg ) ) {
1169 // set tower position (a little off the heading for single
1171 fgSetString("/sim/tower/airport-id", apt.c_str());
1176 if (hdg_preset->getDoubleValue() > 9990.0)
1177 hdg_preset->setDoubleValue(hdg);
1179 if ( !set_pos && !vor.empty() ) {
1180 // a VOR is requested
1181 if ( fgSetPosFromNAV( vor, vor_freq ) ) {
1186 if ( !set_pos && !ndb.empty() ) {
1187 // an NDB is requested
1188 if ( fgSetPosFromNAV( ndb, ndb_freq ) ) {
1193 if ( !set_pos && !carrier.empty() ) {
1194 // an aircraft carrier is requested
1195 if ( fgSetPosFromCarrier( carrier, parkpos ) ) {
1200 if ( !set_pos && !fix.empty() ) {
1201 // a Fix is requested
1202 if ( fgSetPosFromFix( fix ) ) {
1208 // No lon/lat specified, no airport specified, default to
1209 // middle of KSFO field.
1210 fgSetDouble("/sim/presets/longitude-deg", -122.374843);
1211 fgSetDouble("/sim/presets/latitude-deg", 37.619002);
1214 fgSetDouble( "/position/longitude-deg",
1215 fgGetDouble("/sim/presets/longitude-deg") );
1216 fgSetDouble( "/position/latitude-deg",
1217 fgGetDouble("/sim/presets/latitude-deg") );
1218 fgSetDouble( "/orientation/heading-deg", hdg_preset->getDoubleValue());
1220 // determine if this should be an on-ground or in-air start
1221 if ((fabs(gs) > 0.01 || fabs(od) > 0.1 || alt > 0.1) && carrier.empty()) {
1222 fgSetBool("/sim/presets/onground", false);
1224 fgSetBool("/sim/presets/onground", true);
1231 // General house keeping initializations
1232 bool fgInitGeneral() {
1235 SG_LOG( SG_GENERAL, SG_INFO, "General Initialization" );
1236 SG_LOG( SG_GENERAL, SG_INFO, "======= ==============" );
1238 root = globals->get_fg_root();
1239 if ( ! root.length() ) {
1240 // No root path set? Then bail ...
1241 SG_LOG( SG_GENERAL, SG_ALERT,
1242 "Cannot continue without a path to the base package "
1243 << "being defined." );
1246 SG_LOG( SG_GENERAL, SG_INFO, "FG_ROOT = " << '"' << root << '"' << endl );
1248 globals->set_browser(fgGetString("/sim/startup/browser-app", "firefox %u"));
1250 char buf[512], *cwd = getcwd(buf, 511);
1252 SGPropertyNode *curr = fgGetNode("/sim", true);
1253 curr->removeChild("fg-current", 0, false);
1254 curr = curr->getChild("fg-current", 0, true);
1255 curr->setStringValue(cwd ? cwd : "");
1256 curr->setAttribute(SGPropertyNode::WRITE, false);
1258 fgSetBool("/sim/startup/stdout-to-terminal", isatty(1));
1259 fgSetBool("/sim/startup/stderr-to-terminal", isatty(2));
1263 // Initialize view parameters
1265 // force update of model so that viewer can get some data...
1266 globals->get_aircraft_model()->update(0);
1267 // run update for current view so that data is current...
1268 globals->get_viewmgr()->update(0);
1271 // This is the top level init routine which calls all the other
1272 // initialization routines. If you are adding a subsystem to flight
1273 // gear, its initialization call should located in this routine.
1274 // Returns non-zero if a problem encountered.
1275 bool fgInitSubsystems() {
1276 // static const SGPropertyNode *longitude
1277 // = fgGetNode("/sim/presets/longitude-deg");
1278 // static const SGPropertyNode *latitude
1279 // = fgGetNode("/sim/presets/latitude-deg");
1280 // static const SGPropertyNode *altitude
1281 // = fgGetNode("/sim/presets/altitude-ft");
1283 SG_LOG( SG_GENERAL, SG_INFO, "Initialize Subsystems");
1284 SG_LOG( SG_GENERAL, SG_INFO, "========== ==========");
1286 ////////////////////////////////////////////////////////////////////
1287 // Initialize the event manager subsystem.
1288 ////////////////////////////////////////////////////////////////////
1290 globals->get_event_mgr()->init();
1291 globals->get_event_mgr()->setRealtimeProperty(fgGetNode("/sim/time/delta-realtime-sec", true));
1293 ////////////////////////////////////////////////////////////////////
1294 // Initialize the property interpolator subsystem. Put into the INIT
1295 // group because the "nasal" subsystem may need it at GENERAL take-down.
1296 ////////////////////////////////////////////////////////////////////
1297 globals->add_subsystem("interpolator", new SGInterpolator, SGSubsystemMgr::INIT);
1300 ////////////////////////////////////////////////////////////////////
1301 // Add the FlightGear property utilities.
1302 ////////////////////////////////////////////////////////////////////
1303 globals->add_subsystem("properties", new FGProperties);
1305 ////////////////////////////////////////////////////////////////////
1306 // Initialize the material property subsystem.
1307 ////////////////////////////////////////////////////////////////////
1309 SGPath mpath( globals->get_fg_root() );
1310 mpath.append( "materials.xml" );
1311 if ( ! globals->get_matlib()->load(globals->get_fg_root(), mpath.str(),
1312 globals->get_props()) ) {
1313 SG_LOG( SG_GENERAL, SG_ALERT, "Error loading material lib!" );
1318 ////////////////////////////////////////////////////////////////////
1319 // Initialize the scenery management subsystem.
1320 ////////////////////////////////////////////////////////////////////
1322 if ( globals->get_tile_mgr()->init() ) {
1323 // Load the local scenery data
1324 double visibility_meters = fgGetDouble("/environment/visibility-m");
1325 globals->get_tile_mgr()->update( visibility_meters );
1327 SG_LOG( SG_GENERAL, SG_ALERT, "Error in Tile Manager initialization!" );
1331 globals->get_scenery()->get_scene_graph()
1332 ->addChild(simgear::Particles::getCommonRoot());
1333 simgear::GlobalParticleCallback::setSwitch(fgGetNode("/sim/rendering/particles", true));
1335 ////////////////////////////////////////////////////////////////////
1336 // Initialize the flight model subsystem.
1337 ////////////////////////////////////////////////////////////////////
1339 globals->add_subsystem("flight", new FDMShell, SGSubsystemMgr::FDM);
1341 ////////////////////////////////////////////////////////////////////
1342 // Initialize the weather subsystem.
1343 ////////////////////////////////////////////////////////////////////
1345 // Initialize the weather modeling subsystem
1346 globals->add_subsystem("environment", new FGEnvironmentMgr);
1348 ////////////////////////////////////////////////////////////////////
1349 // Initialize the ridge lift simulation.
1350 ////////////////////////////////////////////////////////////////////
1352 // Initialize the ridgelift subsystem
1353 globals->add_subsystem("ridgelift", new FGRidgeLift);
1355 ////////////////////////////////////////////////////////////////////
1356 // Initialize the aircraft systems and instrumentation (before the
1358 ////////////////////////////////////////////////////////////////////
1360 globals->add_subsystem("instrumentation", new FGInstrumentMgr, SGSubsystemMgr::FDM);
1361 globals->add_subsystem("systems", new FGSystemMgr, SGSubsystemMgr::FDM);
1363 ////////////////////////////////////////////////////////////////////
1364 // Initialize the XML Autopilot subsystem.
1365 ////////////////////////////////////////////////////////////////////
1367 globals->add_subsystem( "xml-autopilot", new FGXMLAutopilotGroup, SGSubsystemMgr::FDM );
1368 globals->add_subsystem( "route-manager", new FGRouteMgr );
1370 ////////////////////////////////////////////////////////////////////
1371 // Initialize the view manager subsystem.
1372 ////////////////////////////////////////////////////////////////////
1376 ////////////////////////////////////////////////////////////////////
1377 // Initialize the Input-Output subsystem
1378 ////////////////////////////////////////////////////////////////////
1379 globals->add_subsystem( "io", new FGIO );
1381 ////////////////////////////////////////////////////////////////////
1382 // Create and register the logger.
1383 ////////////////////////////////////////////////////////////////////
1385 globals->add_subsystem("logger", new FGLogger);
1387 ////////////////////////////////////////////////////////////////////
1388 // Create and register the XML GUI.
1389 ////////////////////////////////////////////////////////////////////
1391 globals->add_subsystem("gui", new NewGUI, SGSubsystemMgr::INIT);
1393 ////////////////////////////////////////////////////////////////////
1394 // Initialize the lighting subsystem.
1395 ////////////////////////////////////////////////////////////////////
1397 globals->add_subsystem("lighting", new FGLight, SGSubsystemMgr::DISPLAY);
1399 //////////////////////////////////////////////////////////////////////
1400 // Initialize the 2D cloud subsystem.
1401 ////////////////////////////////////////////////////////////////////
1402 fgGetBool("/sim/rendering/bump-mapping", false);
1404 #ifdef ENABLE_AUDIO_SUPPORT
1405 ////////////////////////////////////////////////////////////////////
1406 // Initialize the sound-effects subsystem.
1407 ////////////////////////////////////////////////////////////////////
1408 globals->add_subsystem("voice", new FGVoiceMgr, SGSubsystemMgr::DISPLAY);
1411 ////////////////////////////////////////////////////////////////////
1412 // Initialise the ATC Manager
1413 ////////////////////////////////////////////////////////////////////
1416 SG_LOG(SG_GENERAL, SG_INFO, " ATC Manager");
1417 globals->set_ATC_mgr(new FGATCMgr);
1418 globals->get_ATC_mgr()->init();
1420 ////////////////////////////////////////////////////////////////////
1421 // Initialise the AI Manager
1422 ////////////////////////////////////////////////////////////////////
1424 SG_LOG(SG_GENERAL, SG_INFO, " AI Manager");
1425 globals->set_AI_mgr(new FGAIMgr);
1426 globals->get_AI_mgr()->init();
1428 ////////////////////////////////////////////////////////////////////
1429 // Initialise the ATIS Manager
1430 ////////////////////////////////////////////////////////////////////
1431 globals->add_subsystem("atis", new FGAtisManager, SGSubsystemMgr::POST_FDM);
1433 ////////////////////////////////////////////////////////////////////
1434 // Initialise the AI Model Manager
1435 ////////////////////////////////////////////////////////////////////
1436 SG_LOG(SG_GENERAL, SG_INFO, " AI Model Manager");
1437 globals->add_subsystem("ai_model", new FGAIManager, SGSubsystemMgr::POST_FDM);
1438 globals->add_subsystem("submodel_mgr", new FGSubmodelMgr, SGSubsystemMgr::POST_FDM);
1441 // It's probably a good idea to initialize the top level traffic manager
1442 // After the AI and ATC systems have been initialized properly.
1443 // AI Traffic manager
1444 globals->add_subsystem("Traffic Manager", new FGTrafficManager, SGSubsystemMgr::POST_FDM);
1447 if( fgCockpitInit()) {
1448 // Cockpit initialized ok.
1450 SG_LOG( SG_GENERAL, SG_ALERT, "Error in Cockpit initialization!" );
1455 ////////////////////////////////////////////////////////////////////
1456 // Add a new 2D panel.
1457 ////////////////////////////////////////////////////////////////////
1459 string panel_path = fgGetString("/sim/panel/path",
1460 "Panels/Default/default.xml");
1462 globals->set_current_panel( fgReadPanel(panel_path) );
1463 if (globals->get_current_panel() == 0) {
1464 SG_LOG( SG_INPUT, SG_ALERT,
1465 "Error reading new panel from " << panel_path );
1467 SG_LOG( SG_INPUT, SG_INFO, "Loaded new panel from " << panel_path );
1468 globals->get_current_panel()->init();
1469 globals->get_current_panel()->bind();
1473 ////////////////////////////////////////////////////////////////////
1474 // Initialize the controls subsystem.
1475 ////////////////////////////////////////////////////////////////////
1477 globals->get_controls()->init();
1478 globals->get_controls()->bind();
1481 ////////////////////////////////////////////////////////////////////
1482 // Initialize the input subsystem.
1483 ////////////////////////////////////////////////////////////////////
1485 globals->add_subsystem("input", new FGInput);
1488 ////////////////////////////////////////////////////////////////////
1489 // Initialize the replay subsystem
1490 ////////////////////////////////////////////////////////////////////
1491 globals->add_subsystem("replay", new FGReplay);
1494 ////////////////////////////////////////////////////////////////////
1495 // Bind and initialize subsystems.
1496 ////////////////////////////////////////////////////////////////////
1498 globals->get_subsystem_mgr()->bind();
1499 globals->get_subsystem_mgr()->init();
1501 ////////////////////////////////////////////////////////////////////
1502 // Initialize multiplayer subsystem
1503 ////////////////////////////////////////////////////////////////////
1505 globals->set_multiplayer_mgr(new FGMultiplayMgr);
1506 globals->get_multiplayer_mgr()->init();
1508 ////////////////////////////////////////////////////////////////////////
1509 // Initialize the Nasal interpreter.
1510 // Do this last, so that the loaded scripts see initialized state
1511 ////////////////////////////////////////////////////////////////////////
1512 FGNasalSys* nasal = new FGNasalSys();
1513 globals->add_subsystem("nasal", nasal, SGSubsystemMgr::INIT);
1516 // initialize methods that depend on other subsystems.
1517 globals->get_subsystem_mgr()->postinit();
1519 ////////////////////////////////////////////////////////////////////////
1520 // End of subsystem initialization.
1521 ////////////////////////////////////////////////////////////////////
1523 SG_LOG( SG_GENERAL, SG_INFO, endl);
1525 // Save the initial state for future
1527 globals->saveInitialState();
1533 void fgReInitSubsystems()
1535 // static const SGPropertyNode *longitude
1536 // = fgGetNode("/sim/presets/longitude-deg");
1537 // static const SGPropertyNode *latitude
1538 // = fgGetNode("/sim/presets/latitude-deg");
1539 static const SGPropertyNode *altitude
1540 = fgGetNode("/sim/presets/altitude-ft");
1541 static const SGPropertyNode *master_freeze
1542 = fgGetNode("/sim/freeze/master");
1544 SG_LOG( SG_GENERAL, SG_INFO,
1545 "fgReInitSubsystems(): /position/altitude = "
1546 << altitude->getDoubleValue() );
1548 bool freeze = master_freeze->getBoolValue();
1550 fgSetBool("/sim/freeze/master", true);
1552 fgSetBool("/sim/crashed", false);
1554 // Force reupdating the positions of the ai 3d models. They are used for
1555 // initializing ground level for the FDM.
1556 globals->get_subsystem("ai_model")->reinit();
1558 // Initialize the FDM
1559 globals->get_subsystem("flight")->reinit();
1561 // reload offsets from config defaults
1562 globals->get_viewmgr()->reinit();
1566 globals->get_controls()->reset_all();
1568 globals->get_subsystem("time")->reinit();
1571 fgSetBool("/sim/freeze/master", false);
1573 fgSetBool("/sim/sceneryloaded",false);
1577 void doSimulatorReset(void) // from gui_local.cxx -- TODO merge with fgReInitSubsystems()
1579 static SGPropertyNode_ptr master_freeze = fgGetNode("/sim/freeze/master", true);
1581 bool freeze = master_freeze->getBoolValue();
1583 master_freeze->setBoolValue(true);
1585 fgSetBool("/sim/signals/reinit", true);
1587 globals->get_subsystem("flight")->unbind();
1589 globals->restoreInitialState();
1591 // update our position based on current presets
1594 fgReInitSubsystems();
1596 globals->get_tile_mgr()->update(fgGetDouble("/environment/visibility-m"));
1597 fgSetBool("/sim/signals/reinit", false);
1600 master_freeze->setBoolValue(false);
1603 ///////////////////////////////////////////////////////////////////////////////
1604 // helper object to implement the --show-aircraft command.
1605 // resides here so we can share the fgFindAircraftInDir template above,
1606 // and hence ensure this command lists exectly the same aircraft as the normal
1613 _minStatus = getNumMaturity(fgGetString("/sim/aircraft-min-status", "all"));
1617 void show(const SGPath& path)
1619 fgFindAircraftInDir(path, this, &ShowAircraft::processAircraft);
1621 std::sort(_aircraft.begin(), _aircraft.end(), ciLessLibC());
1622 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1623 cout << "Available aircraft:" << endl;
1624 for ( unsigned int i = 0; i < _aircraft.size(); i++ ) {
1625 cout << _aircraft[i] << endl;
1630 bool processAircraft(const SGPath& path)
1632 SGPropertyNode root;
1634 readProperties(path.str(), &root);
1635 } catch (sg_exception& e) {
1640 string descStr(" ");
1641 descStr += path.file();
1642 // trim common suffix from file names
1643 int nPos = descStr.rfind("-set.xml");
1644 if (nPos == (int)(descStr.size() - 8)) {
1645 descStr.resize(nPos);
1648 SGPropertyNode *node = root.getNode("sim");
1650 SGPropertyNode* desc = node->getNode("description");
1651 // if a status tag is found, read it in
1652 if (node->hasValue("status")) {
1653 maturity = getNumMaturity(node->getStringValue("status"));
1657 if (descStr.size() <= 27+3) {
1658 descStr.append(29+3-descStr.size(), ' ');
1661 descStr.append( 32, ' ');
1663 descStr += desc->getStringValue();
1665 } // of have 'sim' node
1667 if (maturity < _minStatus) {
1671 _aircraft.push_back(descStr);
1676 int getNumMaturity(const char * str)
1678 // changes should also be reflected in $FG_ROOT/data/options.xml &
1679 // $FG_ROOT/data/Translations/string-default.xml
1680 const char* levels[] = {"alpha","beta","early-production","production"};
1682 if (!strcmp(str, "all")) {
1686 for (size_t i=0; i<(sizeof(levels)/sizeof(levels[0]));i++)
1687 if (strcmp(str,levels[i])==0)
1693 // recommended in Meyers, Effective STL when internationalization and embedded
1694 // NULLs aren't an issue. Much faster than the STL or Boost lex versions.
1695 struct ciLessLibC : public std::binary_function<string, string, bool>
1697 bool operator()(const std::string &lhs, const std::string &rhs) const
1699 return strcasecmp(lhs.c_str(), rhs.c_str()) < 0 ? 1 : 0;
1704 string_list _aircraft;
1707 void fgShowAircraft(const SGPath &path)
1713 cout << "Hit a key to continue..." << endl;