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()
33 # include <io.h> // isatty()
34 # define isatty _isatty
37 #include <simgear/compiler.h>
40 #include <boost/algorithm/string/compare.hpp>
41 #include <boost/algorithm/string/predicate.hpp>
43 #include <simgear/constants.h>
44 #include <simgear/debug/logstream.hxx>
45 #include <simgear/structure/exception.hxx>
46 #include <simgear/structure/event_mgr.hxx>
47 #include <simgear/structure/SGPerfMon.hxx>
48 #include <simgear/misc/sg_path.hxx>
49 #include <simgear/misc/sg_dir.hxx>
50 #include <simgear/misc/sgstream.hxx>
51 #include <simgear/misc/strutils.hxx>
52 #include <simgear/props/props_io.hxx>
54 #include <simgear/scene/material/matlib.hxx>
55 #include <simgear/scene/model/particles.hxx>
56 #include <simgear/scene/tsync/terrasync.hxx>
58 #include <Aircraft/controls.hxx>
59 #include <Aircraft/replay.hxx>
60 #include <Aircraft/FlightHistory.hxx>
61 #include <Airports/runways.hxx>
62 #include <Airports/airport.hxx>
63 #include <Airports/dynamics.hxx>
65 #include <AIModel/AIManager.hxx>
67 #include <ATCDCL/ATISmgr.hxx>
68 #include <ATC/atc_mgr.hxx>
70 #include <Autopilot/route_mgr.hxx>
71 #include <Autopilot/autopilotgroup.hxx>
73 #include <Cockpit/panel.hxx>
74 #include <Cockpit/panel_io.hxx>
76 #include <Canvas/canvas_mgr.hxx>
77 #include <Canvas/gui_mgr.hxx>
78 #include <GUI/new_gui.hxx>
79 #include <GUI/MessageBox.hxx>
80 #include <Input/input.hxx>
81 #include <Instrumentation/instrument_mgr.hxx>
82 #include <Model/acmodel.hxx>
83 #include <Model/modelmgr.hxx>
84 #include <AIModel/submodel.hxx>
85 #include <AIModel/AIManager.hxx>
86 #include <Navaids/navdb.hxx>
87 #include <Navaids/navlist.hxx>
88 #include <Scenery/scenery.hxx>
89 #include <Scenery/tilemgr.hxx>
90 #include <Scripting/NasalSys.hxx>
91 #include <Sound/voice.hxx>
92 #include <Sound/soundmanager.hxx>
93 #include <Systems/system_mgr.hxx>
94 #include <Time/light.hxx>
95 #include <Traffic/TrafficMgr.hxx>
96 #include <MultiPlayer/multiplaymgr.hxx>
97 #include <FDM/fdm_shell.hxx>
98 #include <Environment/ephemeris.hxx>
99 #include <Environment/environment_mgr.hxx>
100 #include <Viewer/renderer.hxx>
101 #include <Viewer/viewmgr.hxx>
102 #include <Navaids/NavDataCache.hxx>
103 #include <Instrumentation/HUD/HUD.hxx>
104 #include <Cockpit/cockpitDisplayManager.hxx>
105 #include <Network/HTTPClient.hxx>
106 #include <Network/fgcom.hxx>
108 #include "fg_init.hxx"
110 #include "fg_commands.hxx"
111 #include "fg_props.hxx"
112 #include "FGInterpolator.hxx"
113 #include "options.hxx"
114 #include "globals.hxx"
115 #include "logger.hxx"
117 #include "positioninit.hxx"
124 using namespace boost::algorithm;
127 // Return the current base package version
128 string fgBasePackageVersion() {
129 SGPath base_path( globals->get_fg_root() );
130 base_path.append("version");
131 if (!base_path.exists()) {
135 sg_gzifstream in( base_path.str() );
148 bool fgFindAircraftInDir(const SGPath& dirPath, T* obj, bool (T::*pred)(const SGPath& p))
150 if (!dirPath.exists()) {
151 SG_LOG(SG_GENERAL, SG_WARN, "fgFindAircraftInDir: no such path:" << dirPath.str());
156 simgear::Dir dir(dirPath);
157 simgear::PathList setFiles(dir.children(simgear::Dir::TYPE_FILE, "-set.xml"));
158 simgear::PathList::iterator p;
159 for (p = setFiles.begin(); p != setFiles.end(); ++p) {
160 // check file name ends with -set.xml
162 // if we found a -set.xml at this level, don't recurse any deeper
165 bool done = (obj->*pred)(*p);
169 } // of -set.xml iteration
175 simgear::PathList subdirs(dir.children(simgear::Dir::TYPE_DIR | simgear::Dir::NO_DOT_OR_DOTDOT));
176 for (p = subdirs.begin(); p != subdirs.end(); ++p) {
177 if (p->file() == "CVS") {
181 if (fgFindAircraftInDir(*p, obj, pred)) {
184 } // of subdirs iteration
190 void fgFindAircraft(T* obj, bool (T::*pred)(const SGPath& p))
192 const string_list& paths(globals->get_aircraft_paths());
193 string_list::const_iterator it = paths.begin();
194 for (; it != paths.end(); ++it) {
195 bool done = fgFindAircraftInDir(SGPath(*it), obj, pred);
199 } // of aircraft paths iteration
201 // if we reach this point, search the default location (always last)
202 SGPath rootAircraft(globals->get_fg_root());
203 rootAircraft.append("Aircraft");
204 fgFindAircraftInDir(rootAircraft, obj, pred);
207 class FindAndCacheAircraft
210 FindAndCacheAircraft(SGPropertyNode* autoSave)
212 _cache = autoSave->getNode("sim/startup/path-cache", true);
217 std::string aircraft = fgGetString( "/sim/aircraft", "");
218 if (aircraft.empty()) {
219 flightgear::fatalMessageBox("No aircraft", "No aircraft was specified");
220 SG_LOG(SG_GENERAL, SG_ALERT, "no aircraft specified");
224 _searchAircraft = aircraft + "-set.xml";
225 std::string aircraftDir = fgGetString("/sim/aircraft-dir", "");
226 if (!aircraftDir.empty()) {
227 // aircraft-dir was set, skip any searching at all, if it's valid
228 simgear::Dir acPath(aircraftDir);
229 SGPath setFile = acPath.file(_searchAircraft);
230 if (setFile.exists()) {
231 SG_LOG(SG_GENERAL, SG_INFO, "found aircraft in dir: " << aircraftDir );
234 readProperties(setFile.str(), globals->get_props());
235 } catch ( const sg_exception &e ) {
236 SG_LOG(SG_INPUT, SG_ALERT, "Error reading aircraft: " << e.getFormattedMessage());
237 flightgear::fatalMessageBox("Error reading aircraft",
238 "An error occured reading the requested aircraft (" + aircraft + ")",
239 e.getFormattedMessage());
245 SG_LOG(SG_GENERAL, SG_ALERT, "aircraft '" << _searchAircraft <<
246 "' not found in specified dir:" << aircraftDir);
247 flightgear::fatalMessageBox("Aircraft not found",
248 "The requested aircraft '" + aircraft + "' could not be found in the specified location.",
255 // prepare cache for re-scan
256 SGPropertyNode *n = _cache->getNode("fg-root", true);
257 n->setStringValue(globals->get_fg_root().c_str());
258 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
259 n = _cache->getNode("fg-aircraft", true);
260 n->setStringValue(getAircraftPaths().c_str());
261 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
262 _cache->removeChildren("aircraft");
264 fgFindAircraft(this, &FindAndCacheAircraft::checkAircraft);
267 if (_foundPath.str().empty()) {
268 SG_LOG(SG_GENERAL, SG_ALERT, "Cannot find specified aircraft: " << aircraft );
269 flightgear::fatalMessageBox("Aircraft not found",
270 "The requested aircraft '" + aircraft + "' could not be found in any of the search paths");
275 SG_LOG(SG_GENERAL, SG_INFO, "Loading aircraft -set file from:" << _foundPath.str());
276 fgSetString( "/sim/aircraft-dir", _foundPath.dir().c_str());
277 if (!_foundPath.exists()) {
278 SG_LOG(SG_GENERAL, SG_ALERT, "Unable to find -set file:" << _foundPath.str());
283 readProperties(_foundPath.str(), globals->get_props());
284 } catch ( const sg_exception &e ) {
285 SG_LOG(SG_INPUT, SG_ALERT, "Error reading aircraft: " << e.getFormattedMessage());
286 flightgear::fatalMessageBox("Error reading aircraft",
287 "An error occured reading the requested aircraft (" + aircraft + ")",
288 e.getFormattedMessage());
296 SGPath getAircraftPaths() {
297 string_list pathList = globals->get_aircraft_paths();
298 SGPath aircraftPaths;
299 string_list::const_iterator it = pathList.begin();
300 if (it != pathList.end()) {
301 aircraftPaths.set(*it);
304 for (; it != pathList.end(); ++it) {
305 aircraftPaths.add(*it);
307 return aircraftPaths;
312 if (globals->get_fg_root() != _cache->getStringValue("fg-root", "")) {
313 return false; // cache mismatch
316 if (getAircraftPaths().str() != _cache->getStringValue("fg-aircraft", "")) {
317 return false; // cache mismatch
320 vector<SGPropertyNode_ptr> cache = _cache->getChildren("aircraft");
321 for (unsigned int i = 0; i < cache.size(); i++) {
322 const char *name = cache[i]->getStringValue("file", "");
323 if (!boost::equals(_searchAircraft, name, is_iequal())) {
327 SGPath xml(cache[i]->getStringValue("path", ""));
335 } // of aircraft in cache iteration
340 bool checkAircraft(const SGPath& p)
345 if (!_cache->getChild("aircraft", i++, false))
349 SGPropertyNode *n, *entry = _cache->getChild("aircraft", --i, true);
351 std::string fileName(p.file());
352 n = entry->getNode("file", true);
353 n->setStringValue(fileName);
354 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
356 n = entry->getNode("path", true);
357 n->setStringValue(p.dir());
358 n->setAttribute(SGPropertyNode::USERARCHIVE, true);
360 if ( boost::equals(fileName, _searchAircraft.c_str(), is_iequal()) ) {
368 std::string _searchAircraft;
370 SGPropertyNode* _cache;
374 static SGPath platformDefaultDataPath()
376 char *envp = ::getenv( "APPDATA" );
377 SGPath config( envp );
378 config.append( "flightgear.org" );
383 #include <CoreServices/CoreServices.h>
385 static SGPath platformDefaultDataPath()
388 OSErr err = FSFindFolder(kUserDomain, kApplicationSupportFolderType, false, &ref);
393 unsigned char path[1024];
394 if (FSRefMakePath(&ref, path, 1024) != noErr) {
399 appData.set((const char*) path);
400 appData.append("FlightGear");
404 static SGPath platformDefaultDataPath()
406 return SGPath::home() / ".fgfs";
412 SGPath dataPath = SGPath::fromEnv("FG_HOME", platformDefaultDataPath());
413 globals->set_fg_home(dataPath.c_str());
415 simgear::Dir fgHome(dataPath);
416 if (!fgHome.exists()) {
421 // Read in configuration (file and command line)
422 int fgInitConfig ( int argc, char **argv )
424 SGPath dataPath = globals->get_fg_home();
426 simgear::Dir exportDir(simgear::Dir(dataPath).file("Export"));
427 if (!exportDir.exists()) {
428 exportDir.create(0777);
431 // Set /sim/fg-home and don't allow malign code to override it until
432 // Nasal security is set up. Use FG_HOME if necessary.
433 SGPropertyNode *home = fgGetNode("/sim", true);
434 home->removeChild("fg-home", 0, false);
435 home = home->getChild("fg-home", 0, true);
436 home->setStringValue(dataPath.c_str());
437 home->setAttribute(SGPropertyNode::WRITE, false);
439 flightgear::Options* options = flightgear::Options::sharedInstance();
440 options->init(argc, argv, dataPath);
441 bool loadDefaults = flightgear::Options::sharedInstance()->shouldLoadDefaultConfig();
443 // Read global preferences from $FG_ROOT/preferences.xml
444 SG_LOG(SG_INPUT, SG_INFO, "Reading global preferences");
445 fgLoadProps("preferences.xml", globals->get_props());
446 SG_LOG(SG_INPUT, SG_INFO, "Finished Reading global preferences");
448 // do not load user settings when reset to default is requested, or if
449 // told to explicitly ignore
450 if (options->isOptionSet("restore-defaults") || options->isOptionSet("ignore-autosave"))
452 SG_LOG(SG_ALL, SG_ALERT, "Ignoring user settings. Restoring defaults.");
456 globals->loadUserSettings(dataPath);
459 SG_LOG(SG_GENERAL, SG_INFO, "not reading default configuration files");
460 }// of no-default-config selected
462 // Scan user config files and command line for a specified aircraft.
463 options->initAircraft();
465 FindAndCacheAircraft f(globals->get_props());
466 if (!f.loadAircraft()) {
467 return flightgear::FG_OPTIONS_ERROR;
470 // parse options after loading aircraft to ensure any user
471 // overrides of defaults are honored.
472 return options->processOptions();
478 * Initialize vor/ndb/ils/fix list management and query systems (as
479 * well as simple airport db list)
480 * This is called multiple times in the case of a cache rebuild,
481 * to allow lengthy caching to take place in the background, without
482 * blocking the main/UI thread.
487 flightgear::NavDataCache* cache = flightgear::NavDataCache::instance();
488 static bool doingRebuild = false;
489 if (doingRebuild || cache->isRebuildRequired()) {
491 bool finished = cache->rebuild();
493 // sleep to give the rebuild thread more time
494 SGTimeStamp::sleepForMSec(50);
499 FGTACANList *channellist = new FGTACANList;
500 globals->set_channellist( channellist );
502 SGPath path(globals->get_fg_root());
503 path.append( "Navaids/TACAN_freq.dat" );
504 flightgear::loadTacan(path, channellist);
509 // General house keeping initializations
510 bool fgInitGeneral() {
513 SG_LOG( SG_GENERAL, SG_INFO, "General Initialization" );
514 SG_LOG( SG_GENERAL, SG_INFO, "======= ==============" );
516 root = globals->get_fg_root();
517 if ( ! root.length() ) {
518 // No root path set? Then bail ...
519 SG_LOG( SG_GENERAL, SG_ALERT,
520 "Cannot continue without a path to the base package "
521 << "being defined." );
524 SG_LOG( SG_GENERAL, SG_INFO, "FG_ROOT = " << '"' << root << '"' << endl );
526 // Note: browser command is hard-coded for Mac/Windows, so this only affects other platforms
527 globals->set_browser(fgGetString("/sim/startup/browser-app", WEB_BROWSER));
528 fgSetString("/sim/startup/browser-app", globals->get_browser());
530 simgear::Dir cwd(simgear::Dir::current());
531 SGPropertyNode *curr = fgGetNode("/sim", true);
532 curr->removeChild("fg-current", 0, false);
533 curr = curr->getChild("fg-current", 0, true);
534 curr->setStringValue(cwd.path().str());
535 curr->setAttribute(SGPropertyNode::WRITE, false);
537 fgSetBool("/sim/startup/stdout-to-terminal", isatty(1) != 0 );
538 fgSetBool("/sim/startup/stderr-to-terminal", isatty(2) != 0 );
542 // Write various configuraton values out to the logs
543 void fgOutputSettings()
545 SG_LOG( SG_GENERAL, SG_INFO, "Configuration State" );
546 SG_LOG( SG_GENERAL, SG_INFO, "======= ==============" );
548 SG_LOG( SG_GENERAL, SG_INFO, "aircraft-dir = " << '"' << fgGetString("/sim/aircraft-dir") << '"' );
549 SG_LOG( SG_GENERAL, SG_INFO, "fghome-dir = " << '"' << globals->get_fg_home() << '"');
550 SG_LOG( SG_GENERAL, SG_INFO, "aircraft-dir = " << '"' << fgGetString("/sim/aircraft-dir") << '"');
552 SG_LOG( SG_GENERAL, SG_INFO, "aircraft-search-paths = \n\t" << simgear::strutils::join(globals->get_aircraft_paths(), "\n\t") );
553 SG_LOG( SG_GENERAL, SG_INFO, "scenery-search-paths = \n\t" << simgear::strutils::join(globals->get_fg_scenery(), "\n\t") );
556 // This is the top level init routine which calls all the other
557 // initialization routines. If you are adding a subsystem to flight
558 // gear, its initialization call should located in this routine.
559 // Returns non-zero if a problem encountered.
560 void fgCreateSubsystems() {
562 SG_LOG( SG_GENERAL, SG_INFO, "Creating Subsystems");
563 SG_LOG( SG_GENERAL, SG_INFO, "========== ==========");
565 ////////////////////////////////////////////////////////////////////
566 // Initialize the sound subsystem.
567 ////////////////////////////////////////////////////////////////////
568 // Sound manager uses an own subsystem group "SOUND" which is the last
569 // to be updated in every loop.
570 // Sound manager is updated last so it can use the CPU while the GPU
571 // is processing the scenery (doubled the frame-rate for me) -EMH-
572 globals->add_subsystem("sound", new FGSoundManager, SGSubsystemMgr::SOUND);
574 ////////////////////////////////////////////////////////////////////
575 // Initialize the event manager subsystem.
576 ////////////////////////////////////////////////////////////////////
578 globals->get_event_mgr()->init();
579 globals->get_event_mgr()->setRealtimeProperty(fgGetNode("/sim/time/delta-realtime-sec", true));
581 ////////////////////////////////////////////////////////////////////
582 // Initialize the property interpolator subsystem. Put into the INIT
583 // group because the "nasal" subsystem may need it at GENERAL take-down.
584 ////////////////////////////////////////////////////////////////////
585 FGInterpolator* interp = new FGInterpolator;
586 interp->setRealtimeProperty(fgGetNode("/sim/time/delta-realtime-sec", true));
587 globals->add_subsystem("prop-interpolator", interp, SGSubsystemMgr::INIT);
588 SGPropertyNode::setInterpolationMgr(interp);
590 ////////////////////////////////////////////////////////////////////
591 // Add the FlightGear property utilities.
592 ////////////////////////////////////////////////////////////////////
593 globals->add_subsystem("properties", new FGProperties);
596 ////////////////////////////////////////////////////////////////////
597 // Add the performance monitoring system.
598 ////////////////////////////////////////////////////////////////////
599 globals->add_subsystem("performance-mon",
600 new SGPerformanceMonitor(globals->get_subsystem_mgr(),
601 fgGetNode("/sim/performance-monitor", true)));
603 ////////////////////////////////////////////////////////////////////
604 // Initialize the material property subsystem.
605 ////////////////////////////////////////////////////////////////////
607 SGPath mpath( globals->get_fg_root() );
608 mpath.append( fgGetString("/sim/rendering/materials-file") );
609 if ( ! globals->get_matlib()->load(globals->get_fg_root(), mpath.str(),
610 globals->get_props()) ) {
611 throw sg_io_exception("Error loading materials file", mpath);
614 globals->add_subsystem( "http", new FGHTTPClient );
616 ////////////////////////////////////////////////////////////////////
617 // Initialize the scenery management subsystem.
618 ////////////////////////////////////////////////////////////////////
620 globals->get_scenery()->get_scene_graph()
621 ->addChild(simgear::Particles::getCommonRoot());
622 simgear::GlobalParticleCallback::setSwitch(fgGetNode("/sim/rendering/particles", true));
624 ////////////////////////////////////////////////////////////////////
625 // Initialize the flight model subsystem.
626 ////////////////////////////////////////////////////////////////////
628 globals->add_subsystem("flight", new FDMShell, SGSubsystemMgr::FDM);
630 ////////////////////////////////////////////////////////////////////
631 // Initialize the weather subsystem.
632 ////////////////////////////////////////////////////////////////////
634 // Initialize the weather modeling subsystem
635 globals->add_subsystem("environment", new FGEnvironmentMgr);
636 globals->add_subsystem("ephemeris", new Ephemeris);
638 ////////////////////////////////////////////////////////////////////
639 // Initialize the aircraft systems and instrumentation (before the
641 ////////////////////////////////////////////////////////////////////
643 globals->add_subsystem("systems", new FGSystemMgr, SGSubsystemMgr::FDM);
644 globals->add_subsystem("instrumentation", new FGInstrumentMgr, SGSubsystemMgr::FDM);
645 globals->add_subsystem("hud", new HUD, SGSubsystemMgr::DISPLAY);
646 globals->add_subsystem("cockpit-displays", new flightgear::CockpitDisplayManager, SGSubsystemMgr::DISPLAY);
648 ////////////////////////////////////////////////////////////////////
649 // Initialize the XML Autopilot subsystem.
650 ////////////////////////////////////////////////////////////////////
652 globals->add_subsystem( "xml-autopilot", FGXMLAutopilotGroup::createInstance("autopilot"), SGSubsystemMgr::FDM );
653 globals->add_subsystem( "xml-proprules", FGXMLAutopilotGroup::createInstance("property-rule"), SGSubsystemMgr::GENERAL );
654 globals->add_subsystem( "route-manager", new FGRouteMgr );
656 ////////////////////////////////////////////////////////////////////
657 // Initialize the Input-Output subsystem
658 ////////////////////////////////////////////////////////////////////
659 globals->add_subsystem( "io", new FGIO );
661 ////////////////////////////////////////////////////////////////////
662 // Create and register the logger.
663 ////////////////////////////////////////////////////////////////////
665 globals->add_subsystem("logger", new FGLogger);
667 ////////////////////////////////////////////////////////////////////
668 // Create and register the XML GUI.
669 ////////////////////////////////////////////////////////////////////
671 globals->add_subsystem("gui", new NewGUI, SGSubsystemMgr::INIT);
673 //////////////////////////////////////////////////////////////////////
674 // Initialize the 2D cloud subsystem.
675 ////////////////////////////////////////////////////////////////////
676 fgGetBool("/sim/rendering/bump-mapping", false);
678 ////////////////////////////////////////////////////////////////////
679 // Initialize the canvas 2d drawing subsystem.
680 ////////////////////////////////////////////////////////////////////
681 globals->add_subsystem("Canvas", new CanvasMgr, SGSubsystemMgr::DISPLAY);
682 globals->add_subsystem("CanvasGUI", new GUIMgr, SGSubsystemMgr::DISPLAY);
684 ////////////////////////////////////////////////////////////////////
685 // Initialise the ATIS Manager
686 // Note that this is old stuff, but is necessary for the
687 // current ATIS implementation. Therefore, leave it in here
688 // until the ATIS system is ported over to make use of the ATIS
689 // sub system infrastructure.
690 ////////////////////////////////////////////////////////////////////
692 globals->add_subsystem("ATIS", new FGATISMgr, SGSubsystemMgr::INIT, 0.4);
694 ////////////////////////////////////////////////////////////////////
695 // Initialize the ATC subsystem
696 ////////////////////////////////////////////////////////////////////
697 globals->add_subsystem("ATC", new FGATCManager, SGSubsystemMgr::POST_FDM);
699 ////////////////////////////////////////////////////////////////////
700 // Initialize multiplayer subsystem
701 ////////////////////////////////////////////////////////////////////
703 globals->add_subsystem("mp", new FGMultiplayMgr, SGSubsystemMgr::POST_FDM);
705 ////////////////////////////////////////////////////////////////////
706 // Initialise the AI Model Manager
707 ////////////////////////////////////////////////////////////////////
708 SG_LOG(SG_GENERAL, SG_INFO, " AI Model Manager");
709 globals->add_subsystem("ai-model", new FGAIManager, SGSubsystemMgr::POST_FDM);
710 globals->add_subsystem("submodel-mgr", new FGSubmodelMgr, SGSubsystemMgr::POST_FDM);
713 // It's probably a good idea to initialize the top level traffic manager
714 // After the AI and ATC systems have been initialized properly.
715 // AI Traffic manager
716 globals->add_subsystem("traffic-manager", new FGTrafficManager, SGSubsystemMgr::POST_FDM);
718 ////////////////////////////////////////////////////////////////////
719 // Add a new 2D panel.
720 ////////////////////////////////////////////////////////////////////
722 fgSetArchivable("/sim/panel/visibility");
723 fgSetArchivable("/sim/panel/x-offset");
724 fgSetArchivable("/sim/panel/y-offset");
725 fgSetArchivable("/sim/panel/jitter");
727 ////////////////////////////////////////////////////////////////////
728 // Initialize the controls subsystem.
729 ////////////////////////////////////////////////////////////////////
731 globals->add_subsystem("controls", new FGControls, SGSubsystemMgr::GENERAL);
733 ////////////////////////////////////////////////////////////////////
734 // Initialize the input subsystem.
735 ////////////////////////////////////////////////////////////////////
737 globals->add_subsystem("input", new FGInput, SGSubsystemMgr::GENERAL);
740 ////////////////////////////////////////////////////////////////////
741 // Initialize the replay subsystem
742 ////////////////////////////////////////////////////////////////////
743 globals->add_subsystem("replay", new FGReplay);
744 globals->add_subsystem("history", new FGFlightHistory);
746 #ifdef ENABLE_AUDIO_SUPPORT
747 ////////////////////////////////////////////////////////////////////
748 // Initialize the sound-effects subsystem.
749 ////////////////////////////////////////////////////////////////////
750 globals->add_subsystem("voice", new FGVoiceMgr, SGSubsystemMgr::DISPLAY);
754 ////////////////////////////////////////////////////////////////////
755 // Initialize the FGCom subsystem.
756 ////////////////////////////////////////////////////////////////////
757 globals->add_subsystem("fgcom", new FGCom);
760 ////////////////////////////////////////////////////////////////////
761 // Initialize the lighting subsystem.
762 ////////////////////////////////////////////////////////////////////
764 globals->add_subsystem("lighting", new FGLight, SGSubsystemMgr::DISPLAY);
766 // ordering here is important : Nasal (via events), then models, then views
767 globals->add_subsystem("events", globals->get_event_mgr(), SGSubsystemMgr::DISPLAY);
769 globals->add_subsystem("aircraft-model", new FGAircraftModel, SGSubsystemMgr::DISPLAY);
770 globals->add_subsystem("model-manager", new FGModelMgr, SGSubsystemMgr::DISPLAY);
772 globals->add_subsystem("view-manager", new FGViewMgr, SGSubsystemMgr::DISPLAY);
774 globals->add_subsystem("tile-manager", globals->get_tile_mgr(),
775 SGSubsystemMgr::DISPLAY);
778 void fgPostInitSubsystems()
783 ////////////////////////////////////////////////////////////////////////
784 // Initialize the Nasal interpreter.
785 // Do this last, so that the loaded scripts see initialized state
786 ////////////////////////////////////////////////////////////////////////
787 FGNasalSys* nasal = new FGNasalSys();
788 globals->add_subsystem("nasal", nasal, SGSubsystemMgr::INIT);
790 SG_LOG(SG_GENERAL, SG_INFO, "Nasal init took:" << st.elapsedMSec());
792 // Ensure IOrules and path validation are working properly by trying to
793 // access a folder/file which should never be accessible.
794 const char* no_access_path =
800 if( fgValidatePath(no_access_path, true) )
805 "Check your IOrules! (write to '" << no_access_path << "' is allowed)"
807 if( fgValidatePath(no_access_path, false) )
812 "Check your IOrules! (read from '" << no_access_path << "' is allowed)"
815 // initialize methods that depend on other subsystems.
817 globals->get_subsystem_mgr()->postinit();
818 SG_LOG(SG_GENERAL, SG_INFO, "Subsystems postinit took:" << st.elapsedMSec());
820 ////////////////////////////////////////////////////////////////////////
821 // End of subsystem initialization.
822 ////////////////////////////////////////////////////////////////////
824 fgSetBool("/sim/crashed", false);
825 fgSetBool("/sim/initialized", true);
827 SG_LOG( SG_GENERAL, SG_INFO, endl);
829 // Save the initial state for future
831 globals->saveInitialState();
834 // Reset: this is what the 'reset' command (and hence, GUI) is attached to
835 void fgReInitSubsystems()
837 SGPropertyNode *master_freeze = fgGetNode("/sim/freeze/master");
839 SG_LOG( SG_GENERAL, SG_INFO, "fgReInitSubsystems()");
841 // setup state to begin re-init
842 bool freeze = master_freeze->getBoolValue();
844 master_freeze->setBoolValue(true);
847 fgSetBool("/sim/signals/reinit", true);
848 fgSetBool("/sim/crashed", false);
850 // do actual re-init steps
851 globals->get_subsystem("flight")->unbind();
853 // reset control state, before restoring initial state; -set or config files
854 // may specify values for flaps, trim tabs, magnetos, etc
855 globals->get_controls()->reset_all();
857 globals->restoreInitialState();
859 // update our position based on current presets
860 // this will mark position as needed finalized which we'll do in the
862 flightgear::initPosition();
864 simgear::SGTerraSync* terraSync =
865 static_cast<simgear::SGTerraSync*>(globals->get_subsystem("terrasync"));
867 terraSync->reposition();
870 // Force reupdating the positions of the ai 3d models. They are used for
871 // initializing ground level for the FDM.
872 globals->get_subsystem("ai-model")->reinit();
874 // Initialize the FDM
875 globals->get_subsystem("flight")->reinit();
877 // reset replay buffers
878 globals->get_subsystem("replay")->reinit();
880 // reload offsets from config defaults
881 globals->get_viewmgr()->reinit();
883 // ugly: finalizePosition waits for METAR to arrive for the new airport.
884 // we don't re-init the environment manager here, since historically we did
885 // not, and doing so seems to have other issues. All that's needed is to
886 // schedule METAR fetch immediately, so it's available for finalizePosition.
887 // So we manually extract the METAR-fetching component inside the environment
888 // manager, and re-init that.
889 SGSubsystemGroup* envMgr = static_cast<SGSubsystemGroup*>(globals->get_subsystem("environment"));
891 envMgr->get_subsystem("realwx")->reinit();
894 globals->get_subsystem("time")->reinit();
896 // need to bind FDMshell again, since we manually unbound it above...
897 globals->get_subsystem("flight")->bind();
899 // need to reset aircraft (systems/instruments) so they can adapt to current environment
900 globals->get_subsystem("systems")->reinit();
901 globals->get_subsystem("instrumentation")->reinit();
903 globals->get_subsystem("ATIS")->reinit();
905 // setup state to end re-init
906 fgSetBool("/sim/signals/reinit", false);
908 master_freeze->setBoolValue(false);
910 fgSetBool("/sim/sceneryloaded",false);
914 ///////////////////////////////////////////////////////////////////////////////
915 // helper object to implement the --show-aircraft command.
916 // resides here so we can share the fgFindAircraftInDir template above,
917 // and hence ensure this command lists exectly the same aircraft as the normal
924 _minStatus = getNumMaturity(fgGetString("/sim/aircraft-min-status", "all"));
928 void show(const SGPath& path)
930 fgFindAircraftInDir(path, this, &ShowAircraft::processAircraft);
932 simgear::requestConsole(); // ensure console is shown on Windows
934 std::sort(_aircraft.begin(), _aircraft.end(), ciLessLibC());
935 cout << "Available aircraft:" << endl;
936 for ( unsigned int i = 0; i < _aircraft.size(); i++ ) {
937 cout << _aircraft[i] << endl;
942 bool processAircraft(const SGPath& path)
946 readProperties(path.str(), &root);
947 } catch (sg_exception& ) {
953 descStr += path.file();
954 // trim common suffix from file names
955 int nPos = descStr.rfind("-set.xml");
956 if (nPos == (int)(descStr.size() - 8)) {
957 descStr.resize(nPos);
960 SGPropertyNode *node = root.getNode("sim");
962 SGPropertyNode* desc = node->getNode("description");
963 // if a status tag is found, read it in
964 if (node->hasValue("status")) {
965 maturity = getNumMaturity(node->getStringValue("status"));
969 if (descStr.size() <= 27+3) {
970 descStr.append(29+3-descStr.size(), ' ');
973 descStr.append( 32, ' ');
975 descStr += desc->getStringValue();
977 } // of have 'sim' node
979 if (maturity < _minStatus) {
983 _aircraft.push_back(descStr);
988 int getNumMaturity(const char * str)
990 // changes should also be reflected in $FG_ROOT/data/options.xml &
991 // $FG_ROOT/data/Translations/string-default.xml
992 const char* levels[] = {"alpha","beta","early-production","production"};
994 if (!strcmp(str, "all")) {
998 for (size_t i=0; i<(sizeof(levels)/sizeof(levels[0]));i++)
999 if (strcmp(str,levels[i])==0)
1005 // recommended in Meyers, Effective STL when internationalization and embedded
1006 // NULLs aren't an issue. Much faster than the STL or Boost lex versions.
1007 struct ciLessLibC : public std::binary_function<string, string, bool>
1009 bool operator()(const std::string &lhs, const std::string &rhs) const
1011 return strcasecmp(lhs.c_str(), rhs.c_str()) < 0 ? 1 : 0;
1016 string_list _aircraft;
1019 void fgShowAircraft(const SGPath &path)
1025 cout << "Hit a key to continue..." << endl;