X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FMain%2Ffg_init.cxx;h=92d32a1caaf2bc5911bba51edf6b6923574c43db;hb=446b200edc9590ec1e0231e64084905f2bc8a5b9;hp=98a459d10483c6c71abdd83319f42a219cc8b77e;hpb=aa78341698c0ede62bd45d864c1e866d309b420d;p=flightgear.git

diff --git a/src/Main/fg_init.cxx b/src/Main/fg_init.cxx
index 98a459d10..92d32a1ca 100644
--- a/src/Main/fg_init.cxx
+++ b/src/Main/fg_init.cxx
@@ -35,6 +35,8 @@
 #if defined( _MSC_VER) || defined(__MINGW32__)
 #  include <direct.h>           // for getcwd()
 #  define getcwd _getcwd
+#  include <io.h>               // isatty()
+#  define isatty _isatty
 #endif
 
 // work around a stdc++ lib bug in some versions of linux, but doesn't
@@ -51,13 +53,11 @@
 #include <simgear/debug/logstream.hxx>
 #include <simgear/structure/exception.hxx>
 #include <simgear/structure/event_mgr.hxx>
-#include <simgear/math/point3d.hxx>
-#include <simgear/math/polar3d.hxx>
-#include <simgear/math/sg_geodesy.hxx>
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/misc/interpolator.hxx>
 #include <simgear/scene/material/matlib.hxx>
 #include <simgear/scene/model/particles.hxx>
+#include <simgear/sound/soundmgr_openal.hxx>
 #include <simgear/timing/sg_time.hxx>
 #include <simgear/timing/lowleveltime.h>
 
@@ -100,12 +100,10 @@
 #include <Navaids/navdb.hxx>
 #include <Navaids/navlist.hxx>
 #include <Navaids/fix.hxx>
+#include <Navaids/fixlist.hxx>
 #include <Scenery/scenery.hxx>
 #include <Scenery/tilemgr.hxx>
 #include <Scripting/NasalSys.hxx>
-#include <Sound/fg_fx.hxx>
-#include <Sound/beacon.hxx>
-#include <Sound/morse.hxx>
 #include <Sound/voice.hxx>
 #include <Systems/system_mgr.hxx>
 #include <Time/light.hxx>
@@ -115,6 +113,7 @@
 #include <MultiPlayer/multiplaymgr.hxx>
 
 #include <Environment/environment_mgr.hxx>
+#include <Environment/ridge_lift.hxx>
 
 #include "fg_init.hxx"
 #include "fg_io.hxx"
@@ -126,6 +125,7 @@
 #include "renderer.hxx"
 #include "viewmgr.hxx"
 #include "main.hxx"
+#include "ATCDCL/commlist.hxx"
 
 #ifdef __APPLE__
 #  include <CoreFoundation/CoreFoundation.h>
@@ -133,7 +133,6 @@
 
 using std::string;
 
-class Sound;
 extern const char *default_root;
 float init_volume;
 
@@ -581,7 +580,7 @@ bool fgInitConfig ( int argc, char **argv ) {
     }
 
     SGPropertyNode autosave;
-#ifdef _MSC_VER
+#if defined( _MSC_VER ) || defined( __MINGW32__ )
     char *envp = ::getenv( "APPDATA" );
     if (envp != NULL ) {
         SGPath config( envp );
@@ -595,6 +594,10 @@ bool fgInitConfig ( int argc, char **argv ) {
         if (fg_home)
             config = fg_home;
 
+        SGPath home_export(config.str());
+        home_export.append("Export/dummy");
+        home_export.create_dir(0777);
+
         // Set /sim/fg-home and don't allow malign code to override it until
         // Nasal security is set up.  Use FG_HOME if necessary.
         SGPropertyNode *home = fgGetNode("/sim", true);
@@ -686,45 +689,6 @@ bool fgInitConfig ( int argc, char **argv ) {
     return true;
 }
 
-
-
-
-
-#if 0 
-  // 
-  // This function is never used, but maybe useful in the future ???
-  //
-
-// Preset lon/lat given an airport id
-static bool fgSetPosFromAirportID( const string& id ) {
-    FGAirport *a;
-    // double lon, lat;
-
-    SG_LOG( SG_GENERAL, SG_INFO,
-            "Attempting to set starting position from airport code " << id );
-
-    if ( fgFindAirportID( id, &a ) ) {
-        // presets
-        fgSetDouble("/sim/presets/longitude-deg", a->longitude );
-        fgSetDouble("/sim/presets/latitude-deg", a->latitude );
-
-        // other code depends on the actual postition being set so set
-        // that as well
-        fgSetDouble("/position/longitude-deg", a->longitude );
-        fgSetDouble("/position/latitude-deg", a->latitude );
-
-        SG_LOG( SG_GENERAL, SG_INFO,
-                "Position for " << id << " is (" << a->longitude
-                << ", " << a->latitude << ")" );
-
-        return true;
-    } else {
-        return false;
-    }
-}
-#endif
-
-
 // Set current tower position lon/lat given an airport id
 static bool fgSetTowerPosFromAirportID( const string& id) {
     const FGAirport *a = fgFindAirportID( id);
@@ -752,6 +716,39 @@ void fgInitTowerLocationListener() {
         ->addChangeListener( new FGTowerLocationListener(), true );
 }
 
+static void fgApplyStartOffset(const SGGeod& aStartPos, double aHeading, double aTargetHeading = HUGE_VAL)
+{
+  SGGeod startPos(aStartPos);
+  if (aTargetHeading == HUGE_VAL) {
+    aTargetHeading = aHeading;
+  }
+  
+  if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON ) {
+    double offsetDistance = fgGetDouble("/sim/presets/offset-distance-nm");
+    offsetDistance *= SG_NM_TO_METER;
+    double offsetAzimuth = aHeading;
+    if ( fabs(fgGetDouble("/sim/presets/offset-azimuth-deg")) > SG_EPSILON ) {
+      offsetAzimuth = fgGetDouble("/sim/presets/offset-azimuth-deg");
+      aHeading = aTargetHeading;
+    }
+
+    SGGeod offset;
+    double az2; // dummy
+    SGGeodesy::direct(startPos, offsetAzimuth + 180, offsetDistance, offset, az2);
+    startPos = offset;
+  }
+
+  // presets
+  fgSetDouble("/sim/presets/longitude-deg", startPos.getLongitudeDeg() );
+  fgSetDouble("/sim/presets/latitude-deg", startPos.getLatitudeDeg() );
+  fgSetDouble("/sim/presets/heading-deg", aHeading );
+
+  // other code depends on the actual values being set ...
+  fgSetDouble("/position/longitude-deg",  startPos.getLongitudeDeg() );
+  fgSetDouble("/position/latitude-deg",  startPos.getLatitudeDeg() );
+  fgSetDouble("/orientation/heading-deg", aHeading );
+}
+
 // Set current_options lon/lat given an airport id and heading (degrees)
 static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
     if ( id.empty() )
@@ -767,46 +764,8 @@ static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
     FGRunway* r = apt->findBestRunwayForHeading(tgt_hdg);
     fgSetString("/sim/atc/runway", r->ident().c_str());
 
-    double lat2, lon2, az2;
-    double heading = r->headingDeg();
-    double azimuth = heading + 180.0;
-    while ( azimuth >= 360.0 ) { azimuth -= 360.0; }
-
-    geo_direct_wgs_84 ( 0, r->latitude(), r->longitude(), azimuth, r->lengthM() * 0.5
-            - fgGetDouble("/sim/airport/runways/start-offset-m", 5.0),
-            &lat2, &lon2, &az2 );
-
-    if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON ) {
-        double olat, olon;
-        double odist = fgGetDouble("/sim/presets/offset-distance-nm");
-        odist *= SG_NM_TO_METER;
-        double oaz = azimuth;
-        if ( fabs(fgGetDouble("/sim/presets/offset-azimuth-deg")) > SG_EPSILON ) {
-            oaz = fgGetDouble("/sim/presets/offset-azimuth-deg") + 180;
-            heading = tgt_hdg;
-        }
-        while ( oaz >= 360.0 ) { oaz -= 360.0; }
-        geo_direct_wgs_84 ( 0, lat2, lon2, oaz, odist, &olat, &olon, &az2 );
-        lat2=olat;
-        lon2=olon;
-    }
-
-    // presets
-    fgSetDouble("/sim/presets/longitude-deg",  lon2 );
-    fgSetDouble("/sim/presets/latitude-deg",  lat2 );
-    fgSetDouble("/sim/presets/heading-deg", heading );
-
-    // other code depends on the actual values being set ...
-    fgSetDouble("/position/longitude-deg",  lon2 );
-    fgSetDouble("/position/latitude-deg",  lat2 );
-    fgSetDouble("/orientation/heading-deg", heading );
-
-    SG_LOG( SG_GENERAL, SG_INFO,
-            "Position for " << id << " is ("
-            << lon2 << ", "
-            << lat2 << ") new heading is "
-            << heading );
-	    
+    SGGeod startPos = r->pointOnCenterline(fgGetDouble("/sim/airport/runways/start-offset-m", 5.0));
+	  fgApplyStartOffset(startPos, r->headingDeg(), tgt_hdg);
     return true;
 }
 
@@ -818,8 +777,7 @@ static bool fgSetPosFromAirportIDandParkpos( const string& id, const string& par
     // can't see an easy way around this const_cast at the moment
     FGAirport* apt = const_cast<FGAirport*>(fgFindAirportID(id));
     if (!apt) {
-        SG_LOG( SG_GENERAL, SG_ALERT,
-                "Failed to find airport " << id );
+        SG_LOG( SG_GENERAL, SG_ALERT, "Failed to find airport " << id );
         return false;
     }
     FGAirportDynamics* dcs = apt->getDynamics();
@@ -839,27 +797,9 @@ static bool fgSetPosFromAirportIDandParkpos( const string& id, const string& par
         return false;
     }
     FGParking* parking = dcs->getParking(park_index);
-    
-    double lat = parking->getLatitude();
-    double lon = parking->getLongitude();
-    double hdg = parking->getHeading();
-    
-    // presets
-    fgSetDouble("/sim/presets/longitude-deg",  lon );
-    fgSetDouble("/sim/presets/latitude-deg",  lat );
-    fgSetDouble("/sim/presets/heading-deg", hdg );
-    
-    // other code depends on the actual values being set ...
-    fgSetDouble("/position/longitude-deg",  lon );
-    fgSetDouble("/position/latitude-deg",  lat );
-    fgSetDouble("/orientation/heading-deg", hdg );
-    
-    SG_LOG( SG_GENERAL, SG_INFO,
-    "Position for " << id << " is ("
-    << lon << ", "
-    << lat << ") new heading is "
-    << hdg );
-    
+    fgApplyStartOffset(
+      SGGeod::fromDeg(parking->getLongitude(), parking->getLatitude()),
+      parking->getHeading());
     return true;
 }
 
@@ -889,49 +829,8 @@ static bool fgSetPosFromAirportIDandRwy( const string& id, const string& rwy, bo
     
     FGRunway* r(apt->getRunwayByIdent(rwy));
     fgSetString("/sim/atc/runway", r->ident().c_str());
-
-    double lat2, lon2, az2;
-    double heading = r->headingDeg();
-    double azimuth = heading + 180.0;
-    while ( azimuth >= 360.0 ) { azimuth -= 360.0; }
-    
-    geo_direct_wgs_84 ( 0, r->latitude(), r->longitude(), azimuth, r->lengthM() * 0.5
-            - fgGetDouble("/sim/airport/runways/start-offset-m", 5.0),
-            &lat2, &lon2, &az2 );
-    
-    if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON )
-    {
-	double olat, olon;
-	double odist = fgGetDouble("/sim/presets/offset-distance-nm");
-	odist *= SG_NM_TO_METER;
-	double oaz = azimuth;
-	if ( fabs(fgGetDouble("/sim/presets/offset-azimuth-deg")) > SG_EPSILON )
-	{
-	    oaz = fgGetDouble("/sim/presets/offset-azimuth-deg") + 180;
-            heading = fgGetDouble("/sim/presets/heading-deg");
-	}
-	while ( oaz >= 360.0 ) { oaz -= 360.0; }
-	geo_direct_wgs_84 ( 0, lat2, lon2, oaz, odist, &olat, &olon, &az2 );
-	lat2=olat;
-	lon2=olon;
-    }
-    
-    // presets
-    fgSetDouble("/sim/presets/longitude-deg",  lon2 );
-    fgSetDouble("/sim/presets/latitude-deg",  lat2 );
-    fgSetDouble("/sim/presets/heading-deg", heading );
-    
-    // other code depends on the actual values being set ...
-    fgSetDouble("/position/longitude-deg",  lon2 );
-    fgSetDouble("/position/latitude-deg",  lat2 );
-    fgSetDouble("/orientation/heading-deg", heading );
-    
-    SG_LOG( SG_GENERAL, SG_INFO,
-    "Position for " << id << " is ("
-    << lon2 << ", "
-    << lat2 << ") new heading is "
-    << heading );
-    
+    SGGeod startPos = r->pointOnCenterline( fgGetDouble("/sim/airport/runways/start-offset-m", 5.0));
+	  fgApplyStartOffset(startPos, r->headingDeg());
     return true;
 }
 
@@ -985,48 +884,14 @@ static bool fgSetPosFromNAV( const string& id, const double& freq ) {
     FGNavRecord *nav
         = globals->get_navlist()->findByIdentAndFreq( id.c_str(), freq );
 
-    // set initial position from runway and heading
-    if ( nav != NULL ) {
-        SG_LOG( SG_GENERAL, SG_INFO, "Attempting to set starting position for "
-                << id << ":" << freq );
-
-        double lon = nav->get_lon();
-        double lat = nav->get_lat();
-
-        if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON )
-        {
-            double odist = fgGetDouble("/sim/presets/offset-distance-nm")
-                * SG_NM_TO_METER;
-            double oaz = fabs(fgGetDouble("/sim/presets/offset-azimuth-deg"))
-                + 180.0;
-            while ( oaz >= 360.0 ) { oaz -= 360.0; }
-            double olat, olon, az2;
-            geo_direct_wgs_84 ( 0, lat, lon, oaz, odist, &olat, &olon, &az2 );
-
-            lat = olat;
-            lon = olon;
-        }
-
-        // presets
-        fgSetDouble("/sim/presets/longitude-deg",  lon );
-        fgSetDouble("/sim/presets/latitude-deg",  lat );
-
-        // other code depends on the actual values being set ...
-        fgSetDouble("/position/longitude-deg",  lon );
-        fgSetDouble("/position/latitude-deg",  lat );
-        fgSetDouble("/orientation/heading-deg", 
-                    fgGetDouble("/sim/presets/heading-deg") );
-
-        SG_LOG( SG_GENERAL, SG_INFO,
-                "Position for " << id << ":" << freq << " is ("
-                << lon << ", "<< lat << ")" );
-
-        return true;
-    } else {
-        SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate NAV = "
+  if (!nav) {
+    SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate NAV = "
                 << id << ":" << freq );
-        return false;
-    }
+    return false;
+  }
+  
+  fgApplyStartOffset(nav->geod(), fgGetDouble("/sim/presets/heading-deg"));
+  return true;
 }
 
 // Set current_options lon/lat given an aircraft carrier id
@@ -1073,54 +938,19 @@ static bool fgSetPosFromCarrier( const string& carrier, const string& posid ) {
 }
  
 // Set current_options lon/lat given an airport id and heading (degrees)
-static bool fgSetPosFromFix( const string& id ) {
-    FGFix* fix;
-
-    // set initial position from runway and heading
-    if ( globals->get_fixlist()->query( id.c_str(), fix ) ) {
-        SG_LOG( SG_GENERAL, SG_INFO, "Attempting to set starting position for "
-                << id );
-
-        double lon = fix->get_lon();
-        double lat = fix->get_lat();
-
-        if ( fabs( fgGetDouble("/sim/presets/offset-distance-nm") ) > SG_EPSILON )
-        {
-            double odist = fgGetDouble("/sim/presets/offset-distance-nm")
-                * SG_NM_TO_METER;
-            double oaz = fabs(fgGetDouble("/sim/presets/offset-azimuth-deg"))
-                + 180.0;
-            while ( oaz >= 360.0 ) { oaz -= 360.0; }
-            double olat, olon, az2;
-            geo_direct_wgs_84 ( 0, lat, lon, oaz, odist, &olat, &olon, &az2 );
-
-            lat = olat;
-            lon = olon;
-        }
-
-        // presets
-        fgSetDouble("/sim/presets/longitude-deg",  lon );
-        fgSetDouble("/sim/presets/latitude-deg",  lat );
-
-        // other code depends on the actual values being set ...
-        fgSetDouble("/position/longitude-deg",  lon );
-        fgSetDouble("/position/latitude-deg",  lat );
-        fgSetDouble("/orientation/heading-deg", 
-                    fgGetDouble("/sim/presets/heading-deg") );
-
-        SG_LOG( SG_GENERAL, SG_INFO,
-                "Position for " << id << " is ("
-                << lon << ", "<< lat << ")" );
-
-        return true;
-    } else {
-        SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate NAV = "
-                << id );
-        return false;
-    }
+static bool fgSetPosFromFix( const string& id )
+{
+  FGPositioned::TypeFilter fixFilter(FGPositioned::FIX);
+  FGPositioned* fix = FGPositioned::findNextWithPartialId(NULL, id, &fixFilter);
+  if (!fix) {
+    SG_LOG( SG_GENERAL, SG_ALERT, "Failed to locate fix = " << id );
+    return false;
+  }
+  
+  fgApplyStartOffset(fix->geod(), fgGetDouble("/sim/presets/heading-deg"));
+  return true;
 }
 
-
 /**
  * Initialize vor/ndb/ils/fix list management and query systems (as
  * well as simple airport db list)
@@ -1136,16 +966,16 @@ fgInitNav ()
     SGPath p_metar( globals->get_fg_root() );
     p_metar.append( "Airports/metar.dat" );
 
-    FGAirportList *airports = new FGAirportList();
-    globals->set_airports( airports );
-
-    fgAirportDBLoad( airports, aptdb.str(), p_metar.str() );
+// Initialise the frequency search map BEFORE reading
+// the airport database:
+    current_commlist = new FGCommList;
+    current_commlist->init( globals->get_fg_root() );
+    fgAirportDBLoad( aptdb.str(), current_commlist, p_metar.str() );
 
     FGNavList *navlist = new FGNavList;
     FGNavList *loclist = new FGNavList;
     FGNavList *gslist = new FGNavList;
     FGNavList *dmelist = new FGNavList;
-    FGNavList *mkrlist = new FGNavList;
     FGNavList *tacanlist = new FGNavList;
     FGNavList *carrierlist = new FGNavList;
     FGTACANList *channellist = new FGTACANList;
@@ -1154,33 +984,20 @@ fgInitNav ()
     globals->set_loclist( loclist );
     globals->set_gslist( gslist );
     globals->set_dmelist( dmelist );
-    globals->set_mkrlist( mkrlist );
     globals->set_tacanlist( tacanlist );
     globals->set_carrierlist( carrierlist );
     globals->set_channellist( channellist );
 
-    if ( !fgNavDBInit(airports, navlist, loclist, gslist, dmelist, mkrlist, tacanlist, carrierlist, channellist) ) {
+    if ( !fgNavDBInit(navlist, loclist, gslist, dmelist, tacanlist, carrierlist, channellist) ) {
         SG_LOG( SG_GENERAL, SG_ALERT,
                 "Problems loading one or more navigational database" );
     }
-
-    if ( fgGetBool("/sim/navdb/localizers/auto-align", true) ) {
-        // align all the localizers with their corresponding runways
-        // since data sources are good for cockpit navigation
-        // purposes, but not always to the error tolerances needed to
-        // exactly place these items.
-        double threshold
-            = fgGetDouble( "/sim/navdb/localizers/auto-align-threshold-deg",
-                           5.0 );
-        fgNavDBAlignLOCwithRunway( airports, loclist, threshold );
-    }
-
+    
     SG_LOG(SG_GENERAL, SG_INFO, "  Fixes");
     SGPath p_fix( globals->get_fg_root() );
     p_fix.append( "Navaids/fix.dat" );
-    FGFixList *fixlist = new FGFixList;
-    fixlist->init( p_fix );
-    globals->set_fixlist( fixlist );
+    FGFixList fixlist;
+    fixlist.init( p_fix );  // adds fixes to the DB in positioned.cxx
 
     SG_LOG(SG_GENERAL, SG_INFO, "  Airways");
     SGPath p_awy( globals->get_fg_root() );
@@ -1368,6 +1185,9 @@ bool fgInitGeneral() {
     curr = curr->getChild("fg-current", 0, true);
     curr->setStringValue(cwd ? cwd : "");
     curr->setAttribute(SGPropertyNode::WRITE, false);
+
+    fgSetBool("/sim/startup/stdout-to-terminal", isatty(1));
+    fgSetBool("/sim/startup/stderr-to-terminal", isatty(2));
     return true;
 }
 
@@ -1461,7 +1281,7 @@ void fgInitFDM() {
     } else if ( model == "yasim" ) {
         cur_fdm_state = new YASim( dt );
     } else {
-        throw sg_throwable(string("Unrecognized flight model '") + model
+        throw sg_exception(string("Unrecognized flight model '") + model
                + "', cannot init flight dynamics model.");
     }
 }
@@ -1647,8 +1467,7 @@ bool fgInitSubsystems() {
 
     SGPath mpath( globals->get_fg_root() );
     mpath.append( "materials.xml" );
-    string season = fgGetString("/sim/startup/season", "summer");
-    if ( ! globals->get_matlib()->load(globals->get_fg_root(), mpath.str(), season.c_str(),
+    if ( ! globals->get_matlib()->load(globals->get_fg_root(), mpath.str(),
             globals->get_props()) ) {
         SG_LOG( SG_GENERAL, SG_ALERT, "Error loading material lib!" );
         exit(-1);
@@ -1671,6 +1490,7 @@ bool fgInitSubsystems() {
 
     globals->get_scenery()->get_scene_graph()
         ->addChild(simgear::Particles::getCommonRoot());
+    simgear::GlobalParticleCallback::setSwitch(fgGetNode("/sim/rendering/particles", true));
 
     ////////////////////////////////////////////////////////////////////
     // Initialize the flight model subsystem.
@@ -1690,6 +1510,12 @@ bool fgInitSubsystems() {
     // Initialize the weather modeling subsystem
     globals->add_subsystem("environment", new FGEnvironmentMgr);
 
+    ////////////////////////////////////////////////////////////////////
+    // Initialize the ridge lift simulation.
+    ////////////////////////////////////////////////////////////////////
+
+    // Initialize the ridgelift subsystem
+    globals->add_subsystem("ridgelift", new FGRidgeLift);
 
     ////////////////////////////////////////////////////////////////////
     // Initialize the aircraft systems and instrumentation (before the
@@ -1706,13 +1532,17 @@ bool fgInitSubsystems() {
     globals->add_subsystem( "xml-autopilot", new FGXMLAutopilot );
     globals->add_subsystem( "route-manager", new FGRouteMgr );
 
-  
     ////////////////////////////////////////////////////////////////////
     // Initialize the view manager subsystem.
     ////////////////////////////////////////////////////////////////////
 
     fgInitView();
 
+    ////////////////////////////////////////////////////////////////////
+    // Initialize the Input-Output subsystem
+    ////////////////////////////////////////////////////////////////////
+    globals->add_subsystem( "io", new FGIO );
+
     ////////////////////////////////////////////////////////////////////
     // Create and register the logger.
     ////////////////////////////////////////////////////////////////////
@@ -1748,22 +1578,9 @@ bool fgInitSubsystems() {
     fgGetBool("/sim/rendering/bump-mapping", false);
 
 #ifdef ENABLE_AUDIO_SUPPORT
-    ////////////////////////////////////////////////////////////////////
-    // Initialize the sound subsystem.
-    ////////////////////////////////////////////////////////////////////
-
-    init_volume = fgGetFloat("/sim/sound/volume");
-    fgSetFloat("/sim/sound/volume", 0.0f);
-    globals->set_soundmgr(new SGSoundMgr);
-    globals->get_soundmgr()->init();
-    globals->get_soundmgr()->bind();
-
-
     ////////////////////////////////////////////////////////////////////
     // Initialize the sound-effects subsystem.
     ////////////////////////////////////////////////////////////////////
-
-    globals->add_subsystem("fx", new FGFX);
     globals->add_subsystem("voice", new FGVoiceMgr);
 #endif
 
@@ -1808,14 +1625,6 @@ bool fgInitSubsystems() {
     }
 
 
-    ////////////////////////////////////////////////////////////////////
-    // Initialize I/O subsystem.
-    ////////////////////////////////////////////////////////////////////
-
-    globals->get_io()->init();
-    globals->get_io()->bind();
-
-
     ////////////////////////////////////////////////////////////////////
     // Add a new 2D panel.
     ////////////////////////////////////////////////////////////////////
@@ -1854,6 +1663,7 @@ bool fgInitSubsystems() {
     ////////////////////////////////////////////////////////////////////
     globals->add_subsystem("replay", new FGReplay);
 
+
     ////////////////////////////////////////////////////////////////////
     // Bind and initialize subsystems.
     ////////////////////////////////////////////////////////////////////
@@ -1960,6 +1770,14 @@ void reInit(void)  // from gui_local.cxx -- TODO merge with fgReInitSubsystems()
     int xsize = fgGetInt("/sim/startup/xsize");
     int ysize = fgGetInt("/sim/startup/ysize");
 
+    // viewports also needs to be saved/restored as
+    // restoreInitialState() overwrites these
+    SGPropertyNode *guiNode = new SGPropertyNode;
+    SGPropertyNode *cameraNode = new SGPropertyNode;
+    SGPropertyNode *cameraGroupNode = fgGetNode("/sim/rendering/camera-group");
+    copyProperties(cameraGroupNode->getChild("camera"), cameraNode);
+    copyProperties(cameraGroupNode->getChild("gui"), guiNode);
+
     globals->restoreInitialState();
 
     // update our position based on current presets
@@ -1970,6 +1788,12 @@ void reInit(void)  // from gui_local.cxx -- TODO merge with fgReInitSubsystems()
     fgSetInt("/sim/startup/xsize", xsize);
     fgSetInt("/sim/startup/ysize", ysize);
 
+    copyProperties(cameraNode, cameraGroupNode->getChild("camera"));
+    copyProperties(guiNode, cameraGroupNode->getChild("gui"));
+
+    delete guiNode;
+    delete cameraNode;
+
     SGTime *t = globals->get_time_params();
     delete t;
     t = fgInitTime();