X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=src%2FMain%2Ffg_init.cxx;h=38370e9f575493ba724cd243c78bd9504b12d74c;hb=13d8e0edab6830be841af3fef6904bbf630ee009;hp=0731cc05c8435f92285d955589763f84a1f2cf54;hpb=e46c59d4d0d63026dc7b9a5f89caf784a5aa57ec;p=flightgear.git

diff --git a/src/Main/fg_init.cxx b/src/Main/fg_init.cxx
index 0731cc05c..38370e9f5 100644
--- a/src/Main/fg_init.cxx
+++ b/src/Main/fg_init.cxx
@@ -31,12 +31,6 @@
 #  include <math.h>
 #endif
 
-#ifdef HAVE_WINDOWS_H
-#  include <windows.h>
-#endif
-
-#include GLUT_H
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>             // strcmp()
@@ -63,9 +57,11 @@
 #include <simgear/math/polar3d.hxx>
 #include <simgear/math/sg_geodesy.hxx>
 #include <simgear/misc/sg_path.hxx>
+#include <simgear/scene/material/matlib.hxx>
 #ifdef FG_USE_CLOUDS_3D
-#  include <simgear/sky/clouds3d/SkySceneLoader.hpp>
-#  include <simgear/sky/clouds3d/SkyUtil.hpp>
+#  include <simgear/scene/sky/clouds3d/SkySceneLoader.hpp>
+#  include <simgear/scene/sky/clouds3d/SkyUtil.hpp>
+#  include <simgear/screen/texture.hxx>
 #endif
 #include <simgear/timing/sg_time.hxx>
 #include <simgear/timing/lowleveltime.h>
@@ -88,7 +84,7 @@
 #include <FDM/ExternalNet/ExternalNet.hxx>
 #include <FDM/ExternalPipe/ExternalPipe.hxx>
 #include <FDM/JSBSim/JSBSim.hxx>
-#include <FDM/LaRCsim.hxx>
+#include <FDM/LaRCsim/LaRCsim.hxx>
 #include <FDM/MagicCarpet.hxx>
 #include <FDM/UFO.hxx>
 #include <FDM/NullFDM.hxx>
@@ -97,20 +93,18 @@
 #include <Include/general.hxx>
 #include <Input/input.hxx>
 #include <Instrumentation/instrument_mgr.hxx>
-// #include <Joystick/joystick.hxx>
-#include <Objects/matlib.hxx>
 #include <Model/acmodel.hxx>
 #include <Navaids/fixlist.hxx>
 #include <Navaids/ilslist.hxx>
 #include <Navaids/mkrbeacons.hxx>
 #include <Navaids/navlist.hxx>
+#include <Replay/replay.hxx>
 #include <Scenery/scenery.hxx>
 #include <Scenery/tilemgr.hxx>
 #if defined(HAVE_PLIB_PSL)
 #include <Scripting/scriptmgr.hxx>
 #endif
 #include <Sound/fg_fx.hxx>
-#include <Sound/soundmgr.hxx>
 #include <Systems/system_mgr.hxx>
 #include <Time/FGEventMgr.hxx>
 #include <Time/light.hxx>
@@ -144,6 +138,9 @@
 
 SG_USING_STD(string);
 
+
+class Sound;
+
 extern const char *default_root;
 
 #ifdef FG_USE_CLOUDS_3D
@@ -254,7 +251,7 @@ bool fgInitFGRoot ( int argc, char **argv ) {
             root = fgScanForOption( "--fg-root=", config.str() );
         }
     }
-
+    
     // Next check if fg-root is set as an env variable
     if ( root.empty() ) {
         envp = ::getenv( "FG_ROOT" );
@@ -458,8 +455,8 @@ bool fgDetectLanguage() {
 
     SGPropertyNode *locale = fgInitLocale(language);
     if (!locale) {
-       cerr << "No internationalization settings specified in preferences.xml"
-            << endl;
+       SG_LOG(SG_GENERAL, SG_ALERT,
+              "No internationalization settings specified in preferences.xml" );
 
        return false;
     }
@@ -535,6 +532,24 @@ bool fgInitConfig ( int argc, char **argv ) {
         aircraft_path.append("Aircraft");
         aircraft_path.append(aircraft);
         aircraft_path.concat("-set.xml");
+
+        if ( !ulFileExists(aircraft_path.c_str()) ) {
+            string adir = aircraft;
+            int pos, alen = adir.length();
+
+            if ( ((pos = adir.rfind("-jsbsim")) != string::npos) ||
+                 ((pos = adir.rfind("-yasim")) != string::npos) ||
+                 ((pos = adir.rfind("-uiuc")) != string::npos) )
+            {
+                adir.erase(pos, alen);
+            }
+
+            aircraft_path = globals->get_fg_root();
+            aircraft_path.append("Aircraft");
+            aircraft_path.append(adir);
+            aircraft_path.append(aircraft);
+            aircraft_path.concat("-set.xml");
+        }
         SG_LOG(SG_INPUT, SG_INFO, "Reading default aircraft: " << aircraft
                << " from " << aircraft_path.str());
         try {
@@ -559,23 +574,23 @@ bool fgInitConfig ( int argc, char **argv ) {
 
 // find basic airport location info from airport database
 bool fgFindAirportID( const string& id, FGAirport *a ) {
+    FGAirport result;
     if ( id.length() ) {
-        SGPath path( globals->get_fg_root() );
-        path.append( "Airports" );
-        path.append( "simple.mk4" );
-        FGAirports airports( path.c_str() );
-
         SG_LOG( SG_GENERAL, SG_INFO, "Searching for airport code = " << id );
 
-        if ( ! airports.search( id, a ) ) {
+        result = globals->get_airports()->search( id );
+
+        if ( result.id.empty() ) {
             SG_LOG( SG_GENERAL, SG_ALERT,
-                    "Failed to find " << id << " in " << path.str() );
+                    "Failed to find " << id << " in basic.dat.gz" );
             return false;
         }
     } else {
         return false;
     }
 
+    *a = result;
+
     SG_LOG( SG_GENERAL, SG_INFO,
             "Position for " << id << " is ("
             << a->longitude << ", "
@@ -655,84 +670,35 @@ static bool fgSetTowerPosFromAirportID( const string& id, double hdg ) {
 // Set current_options lon/lat given an airport id and heading (degrees)
 static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
     FGRunway r;
-    FGRunway found_r;
-    double found_dir = 0.0;
 
     if ( id.length() ) {
         // set initial position from runway and heading
 
-        SGPath path( globals->get_fg_root() );
-        path.append( "Airports" );
-        path.append( "runways.mk4" );
-        FGRunways runways( path.c_str() );
-
         SG_LOG( SG_GENERAL, SG_INFO,
-                "Attempting to set starting position from runway code "
+                "Attempting to set starting position from airport code "
                 << id << " heading " << tgt_hdg );
-
-        if ( ! runways.search( id, &r ) ) {
+		
+        if ( ! globals->get_runways()->search( id, (int)tgt_hdg, &r ) ) {
             SG_LOG( SG_GENERAL, SG_ALERT,
-                    "Failed to find " << id << " in database." );
+                    "Failed to find a good runway for " << id << '\n' );
             return false;
-        }
-
-        double diff;
-        double min_diff = 360.0;
-
-        while ( r.id == id ) {
-            // forward direction
-            diff = tgt_hdg - r.heading;
-            while ( diff < -180.0 ) { diff += 360.0; }
-            while ( diff >  180.0 ) { diff -= 360.0; }
-            diff = fabs(diff);
-            SG_LOG( SG_GENERAL, SG_INFO,
-                    "Runway " << r.rwy_no << " heading = " << r.heading <<
-                    " diff = " << diff );
-            if ( diff < min_diff ) {
-                min_diff = diff;
-                found_r = r;
-                found_dir = 0;
-            }
-
-            // reverse direction
-            diff = tgt_hdg - r.heading - 180.0;
-            while ( diff < -180.0 ) { diff += 360.0; }
-            while ( diff >  180.0 ) { diff -= 360.0; }
-            diff = fabs(diff);
-            SG_LOG( SG_GENERAL, SG_INFO,
-                    "Runway -" << r.rwy_no << " heading = " <<
-                    r.heading + 180.0 <<
-                    " diff = " << diff );
-            if ( diff < min_diff ) {
-                min_diff = diff;
-                found_r = r;
-                found_dir = 180.0;
-            }
-
-            runways.next( &r );
-        }
-
-        SG_LOG( SG_GENERAL, SG_INFO, "closest runway = " << found_r.rwy_no
-                << " + " << found_dir );
-
+        }	
     } else {
         return false;
     }
 
-    double heading = found_r.heading + found_dir;
-    while ( heading >= 360.0 ) { heading -= 360.0; }
-
     double lat2, lon2, az2;
-    double azimuth = found_r.heading + found_dir + 180.0;
+    double heading = r.heading;
+    double azimuth = heading + 180.0;
     while ( azimuth >= 360.0 ) { azimuth -= 360.0; }
 
     SG_LOG( SG_GENERAL, SG_INFO,
-            "runway =  " << found_r.lon << ", " << found_r.lat
-            << " length = " << found_r.length * SG_FEET_TO_METER * 0.5 
+            "runway =  " << r.lon << ", " << r.lat
+            << " length = " << r.length * SG_FEET_TO_METER 
             << " heading = " << azimuth );
-    
-    geo_direct_wgs_84 ( 0, found_r.lat, found_r.lon, 
-                        azimuth, found_r.length * SG_FEET_TO_METER * 0.5 - 5.0,
+	    
+    geo_direct_wgs_84 ( 0, r.lat, r.lon, azimuth, 
+                        r.length * SG_FEET_TO_METER * 0.5 - 5.0,
                         &lat2, &lon2, &az2 );
 
     if ( fabs( fgGetDouble("/sim/presets/offset-distance") ) > SG_EPSILON ) {
@@ -742,6 +708,7 @@ static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
         double oaz = azimuth;
         if ( fabs(fgGetDouble("/sim/presets/offset-azimuth")) > SG_EPSILON ) {
             oaz = fgGetDouble("/sim/presets/offset-azimuth") + 180;
+            heading = tgt_hdg;
         }
         while ( oaz >= 360.0 ) { oaz -= 360.0; }
         geo_direct_wgs_84 ( 0, lat2, lon2, oaz, odist, &olat, &olon, &az2 );
@@ -764,156 +731,81 @@ static bool fgSetPosFromAirportIDandHdg( const string& id, double tgt_hdg ) {
             << lon2 << ", "
             << lat2 << ") new heading is "
             << heading );
-
+	    
     return true;
 }
 
 
-// Set current_options lon/lat given an airport id and heading (degrees)
+// Set current_options lon/lat given an airport id and runway number
 static bool fgSetPosFromAirportIDandRwy( const string& id, const string& rwy ) {
     FGRunway r;
-    FGRunway found_r;
-    double heading = 0.0;
-    string runway;
-    bool match = false;
-
-    // standardize input number
-    string tmp = rwy.substr(1, 1);
-    if ( tmp == "L" || tmp == "R" || tmp == "C" ) {
-        runway = "0";
-        runway += rwy;
-    } else {
-        runway = rwy;
-    }
 
     if ( id.length() ) {
-        // set initial position from runway and heading
-
-        SGPath path( globals->get_fg_root() );
-        path.append( "Airports" );
-        path.append( "runways.mk4" );
-        FGRunways runways( path.c_str() );
+        // set initial position from airport and runway number
 
         SG_LOG( SG_GENERAL, SG_INFO,
                 "Attempting to set starting position for "
-                << id << ":" << runway );
+                << id << ":" << rwy );
 
-        if ( ! runways.search( id, &r ) ) {
+        if ( ! globals->get_runways()->search( id, rwy, &r ) ) {
             SG_LOG( SG_GENERAL, SG_ALERT,
-                    "Failed to find " << id << " in database." );
+                    "Failed to find runway " << rwy << 
+                    " at airport " << id );
             return false;
         }
-
-        while ( r.id == id ) {
-            // forward direction
-            if ( r.rwy_no == runway ) {
-                found_r = r;
-                heading = r.heading;
-                match = true;
-                SG_LOG( SG_GENERAL, SG_INFO,
-                        "Runway " << r.rwy_no << " heading = " << heading );
-            }
-
-            // calculate reciprocal runway number
-            string snum = r.rwy_no;
-            int len = snum.length();
-            string letter = "";
-            string rev_letter = "";
-            int i;
-            for ( i = 0; i < len; ++i ) {
-                string tmp = snum.substr(i, 1);
-                if ( tmp == "L" ) {
-                    letter = "L";
-                    rev_letter = "R";
-                } else if ( tmp == "R" ) {
-                    letter = "R";
-                    rev_letter = "L";
-                } else if ( tmp == "C" ) {
-                    letter == "C";
-                    rev_letter = "C";
-                }
-            }
-            for ( i = 0; i < len; ++i ) {
-                string tmp = snum.substr(i, 1);
-                if ( tmp == "L" || tmp == "R" || tmp == "C" || tmp == " " ) {
-                    snum = snum.substr(0, i);
-                }
-            }
-            SG_LOG(SG_GENERAL, SG_DEBUG, "Runway num = '" << snum << "'");
-            int num = atoi( snum.c_str() ) + 18;
-            while ( num > 36 ) { num -= 36; }
-            while ( num <= 0 ) { num += 36; }
-
-            char recip_no[10];
-            snprintf( recip_no, 10, "%02d%s", num, rev_letter.c_str() );
-
-            // reverse direction
-            if ( (string)recip_no == runway ) {
-                found_r = r;
-                heading = r.heading + 180;
-                while ( heading > 360.0 ) { heading -= 360; }
-                match = true;
-                SG_LOG( SG_GENERAL, SG_INFO,
-                        "Runway " << r.rwy_no << " heading = " << heading );
-            }
-
-            runways.next( &r );
-        }
     } else {
         return false;
     }
 
-    if ( match ) {
-        double lat2, lon2, az2;
-        double azimuth = heading + 180.0;
-        while ( azimuth >= 360.0 ) { azimuth -= 360.0; }
-
-        SG_LOG( SG_GENERAL, SG_INFO,
-                "runway =  " << found_r.lon << ", " << found_r.lat
-                << " length = " << found_r.length * SG_FEET_TO_METER * 0.5 
-                << " heading = " << azimuth );
+    double lat2, lon2, az2;
+    double heading = r.heading;
+    double azimuth = heading + 180.0;
+    while ( azimuth >= 360.0 ) { azimuth -= 360.0; }
     
-        geo_direct_wgs_84 ( 0, found_r.lat, found_r.lon, 
-                            azimuth,
-                            found_r.length * SG_FEET_TO_METER * 0.5 - 5.0,
-                            &lat2, &lon2, &az2 );
-
-        if ( fabs( fgGetDouble("/sim/presets/offset-distance") ) > SG_EPSILON )
-        {
-            double olat, olon;
-            double odist = fgGetDouble("/sim/presets/offset-distance");
-            odist *= SG_NM_TO_METER;
-            double oaz = azimuth;
-            if ( fabs(fgGetDouble("/sim/presets/offset-azimuth")) > SG_EPSILON )
-            {
-                oaz = fgGetDouble("/sim/presets/offset-azimuth") + 180;
-            }
-            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 );
-
-        return true;
-    } else {
-        return false;
+    SG_LOG( SG_GENERAL, SG_INFO,
+    "runway =  " << r.lon << ", " << r.lat
+    << " length = " << r.length * SG_FEET_TO_METER 
+    << " heading = " << azimuth );
+    
+    geo_direct_wgs_84 ( 0, r.lat, r.lon, 
+    azimuth,
+    r.length * SG_FEET_TO_METER * 0.5 - 5.0,
+    &lat2, &lon2, &az2 );
+    
+    if ( fabs( fgGetDouble("/sim/presets/offset-distance") ) > SG_EPSILON )
+    {
+	double olat, olon;
+	double odist = fgGetDouble("/sim/presets/offset-distance");
+	odist *= SG_NM_TO_METER;
+	double oaz = azimuth;
+	if ( fabs(fgGetDouble("/sim/presets/offset-azimuth")) > SG_EPSILON )
+	{
+	    oaz = fgGetDouble("/sim/presets/offset-azimuth") + 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 );
+    
+    return true;
 }
 
 
@@ -956,7 +848,7 @@ static void fgSetDistOrAltFromGlideSlope() {
         SG_LOG( SG_GENERAL, SG_ALERT, "Resetting glideslope to zero" );
         fgSetDouble("/sim/presets/glideslope-deg", 0);
         fgSetBool("/sim/presets/onground", true);
-    }
+    }                              
 }                       
 
 
@@ -1059,11 +951,24 @@ static bool fgSetPosFromFix( const string& id ) {
 
 
 /**
- * Initialize vor/ndb/ils/fix list management and query systems
+ * Initialize vor/ndb/ils/fix list management and query systems (as
+ * well as simple airport db list)
  */
 bool
 fgInitNav ()
 {
+    SG_LOG(SG_GENERAL, SG_INFO, "Loading Simple Airport List");
+    SGPath p_simple( globals->get_fg_root() );
+    p_simple.append( "Airports/basic.dat" );
+    FGAirportList *airports = new FGAirportList( p_simple.str() );
+    globals->set_airports( airports );
+
+    SG_LOG(SG_GENERAL, SG_INFO, "Loading Runway List");
+    SGPath p_runway( globals->get_fg_root() );
+    p_runway.append( "Airports/runways.dat" );
+    FGRunwayList *runways = new FGRunwayList( p_runway.str() );
+    globals->set_runways( runways );
+
     SG_LOG(SG_GENERAL, SG_INFO, "Loading Navaids");
 
     SG_LOG(SG_GENERAL, SG_INFO, "  VOR/NDB");
@@ -1097,7 +1002,10 @@ bool fgInitPosition() {
     // If glideslope is specified, then calculate offset-distance or
     // altitude relative to glide slope if either of those was not
     // specified.
-    fgSetDistOrAltFromGlideSlope();
+    if ( fgGetDouble("/sim/presets/glideslope-deg") > 0.1 ) {
+        fgSetDistOrAltFromGlideSlope();
+    }
+
 
     // If we have an explicit, in-range lon/lat, don't change it, just use it.
     // If not, check for an airport-id and use that.
@@ -1121,63 +1029,44 @@ bool fgInitPosition() {
     string ndb = fgGetString("/sim/presets/ndb-id");
     double ndb_freq = fgGetDouble("/sim/presets/ndb-freq");
     string fix = fgGetString("/sim/presets/fix");
+
     if ( !set_pos && !apt.empty() && !rwy_no.empty() ) {
         // An airport + runway is requested
         if ( fgSetPosFromAirportIDandRwy( apt, rwy_no ) ) {
-            // set position (a little off the heading for single
+            // set tower position (a little off the heading for single
             // runway airports)
             fgSetTowerPosFromAirportID( apt, hdg );
-
             set_pos = true;
         }
     }
+
     if ( !set_pos && !apt.empty() ) {
         // An airport is requested (find runway closest to hdg)
-        bool ok = false;
-        if (fgGetDouble("/sim/presets/altitude-ft") <= 0 &&
-            fgGetDouble("/sim/presets/offset-distance") == 0)
-            ok = fgSetPosFromAirportIDandHdg( apt, hdg );
-        else
-            ok = fgSetPosFromAirportID( apt );
-            
-        if (ok) {
-                // set position (a little off the heading for single
-                // runway airports)
-                fgSetTowerPosFromAirportID( apt, hdg );
-
+        if ( fgSetPosFromAirportIDandHdg( apt, hdg ) ) {
+            // set tower position (a little off the heading for single
+            // runway airports)
+            fgSetTowerPosFromAirportID( apt, hdg );
             set_pos = true;
         }
     }
+
     if ( !set_pos && !vor.empty() ) {
         // a VOR is requested
         if ( fgSetPosFromNAV( vor, vor_freq ) ) {
-            if ( fgGetDouble("/sim/presets/altitude-ft") > -9990.0 ) {
-                fgSetBool("/sim/presets/onground", false);
-            } else {
-                fgSetBool("/sim/presets/onground", true);
-            }
             set_pos = true;
         }
     }
+
     if ( !set_pos && !ndb.empty() ) {
         // an NDB is requested
         if ( fgSetPosFromNAV( ndb, ndb_freq ) ) {
-            if ( fgGetDouble("/sim/presets/altitude-ft") > -9990.0 ) {
-                fgSetBool("/sim/presets/onground", false);
-            } else {
-                fgSetBool("/sim/presets/onground", true);
-            }
             set_pos = true;
         }
     }
+
     if ( !set_pos && !fix.empty() ) {
         // a Fix is requested
         if ( fgSetPosFromFix( fix ) ) {
-            if ( fgGetDouble("/sim/presets/altitude-ft") > -9990.0 ) {
-                fgSetBool("/sim/presets/onground", false);
-            } else {
-                fgSetBool("/sim/presets/onground", true);
-            }
             set_pos = true;
         }
     }
@@ -1327,11 +1216,11 @@ void fgInitFDM() {
 static void printMat(const sgVec4 *mat, char *name="")
 {
     int i;
-    cout << name << endl;
+    SG_LOG(SG_GENERAL, SG_BULK, name );
     for(i=0; i<4; i++) {
-        cout <<"  "<<mat[i][0]<<" "<<mat[i][1]<<" "<<mat[i][2]<<" "<<mat[i][3]<<endl;
+        SG_LOG(SG_GENERAL, SG_BULK, "  " << mat[i][0] << " " << mat[i][1]
+                                    << " " << mat[i][2] << " " << mat[i][3] );
     }
-    cout << endl;
 }
 
 // Initialize view parameters
@@ -1413,12 +1302,12 @@ SGTime *fgInitTime() {
 // gear, its initialization call should located in this routine.
 // Returns non-zero if a problem encountered.
 bool fgInitSubsystems() {
-    static const SGPropertyNode *longitude
-        = fgGetNode("/sim/presets/longitude-deg");
-    static const SGPropertyNode *latitude
-        = fgGetNode("/sim/presets/latitude-deg");
-    static const SGPropertyNode *altitude
-        = fgGetNode("/sim/presets/altitude-ft");
+    // static const SGPropertyNode *longitude
+    //     = fgGetNode("/sim/presets/longitude-deg");
+    // static const SGPropertyNode *latitude
+    //     = fgGetNode("/sim/presets/latitude-deg");
+    // static const SGPropertyNode *altitude
+    //     = fgGetNode("/sim/presets/altitude-ft");
 
     fgLIGHT *l = &cur_light_params;
 
@@ -1432,7 +1321,7 @@ bool fgInitSubsystems() {
 
     SGPath mpath( globals->get_fg_root() );
     mpath.append( "materials.xml" );
-    if ( ! material_lib.load( mpath.str() ) ) {
+    if ( ! globals->get_matlib()->load(globals->get_fg_root(), mpath.str()) ) {
         SG_LOG( SG_GENERAL, SG_ALERT, "Error loading material lib!" );
         exit(-1);
     }
@@ -1595,8 +1484,7 @@ bool fgInitSubsystems() {
     global_events.Register( "weather update", &fgUpdateWeatherDatabase,
                             30000);
 #else
-    globals->get_environment_mgr()->init();
-    globals->get_environment_mgr()->bind();
+    globals->add_subsystem("environment", new FGEnvironmentMgr);
 #endif
 
 #ifdef FG_USE_CLOUDS_3D
@@ -1604,10 +1492,25 @@ bool fgInitSubsystems() {
     // Initialize the 3D cloud subsystem.
     ////////////////////////////////////////////////////////////////////
     if ( fgGetBool("/sim/rendering/clouds3d") ) {
+        static const SGPropertyNode *longitude
+           = fgGetNode("/sim/presets/longitude-deg");
+        static const SGPropertyNode *latitude
+           = fgGetNode("/sim/presets/latitude-deg");
+        static const SGPropertyNode *altitude
+           = fgGetNode("/sim/presets/altitude-ft");
+
         SGPath cloud_path(globals->get_fg_root());
-        cloud_path.append("large.sky");
+#if 0
+        cloud_path.append("Textures/Sky/scattered.rgba");
         SG_LOG(SG_GENERAL, SG_INFO, "Loading CLOUDS3d from: " << cloud_path.c_str());
+
+        SGTexture tx;
+        tx.read_rgba_texture(cloud_path.c_str());
+        if ( !sgCloud3d->Load( tx.texture(), tx.width(),
+#else
+        cloud_path.append("large.sky");
         if ( !sgCloud3d->Load( cloud_path.str(),
+#endif
                                latitude->getDoubleValue(),
                                longitude->getDoubleValue()) )
         {
@@ -1638,18 +1541,17 @@ bool fgInitSubsystems() {
     // Initialise the AI Manager 
     ////////////////////////////////////////////////////////////////////
 
-    if (fgGetBool("/sim/ai-traffic/enabled")) {
-        SG_LOG(SG_GENERAL, SG_INFO, "  AI Manager");
-        globals->set_AI_mgr(new FGAIMgr);
-        globals->get_AI_mgr()->init();
-    }
+    SG_LOG(SG_GENERAL, SG_INFO, "  AI Manager");
+    globals->set_AI_mgr(new FGAIMgr);
+    globals->get_AI_mgr()->init();
+
 
 #ifdef ENABLE_AUDIO_SUPPORT
     ////////////////////////////////////////////////////////////////////
     // Initialize the sound subsystem.
     ////////////////////////////////////////////////////////////////////
 
-    globals->set_soundmgr(new FGSoundMgr);
+    globals->set_soundmgr(new SGSoundMgr);
     globals->get_soundmgr()->init();
     globals->get_soundmgr()->bind();
 
@@ -1708,20 +1610,25 @@ bool fgInitSubsystems() {
     globals->get_io()->init();
     globals->get_io()->bind();
 
-    // Initialize the 2D panel.
+
+    ////////////////////////////////////////////////////////////////////
+    // Add a new 2D panel.
+    ////////////////////////////////////////////////////////////////////
+
     string panel_path = fgGetString("/sim/panel/path",
                                     "Panels/Default/default.xml");
-    current_panel = fgReadPanel(panel_path);
-    if (current_panel == 0) {
+
+    globals->set_current_panel( fgReadPanel(panel_path) );
+    if (globals->get_current_panel() == 0) {
         SG_LOG( SG_INPUT, SG_ALERT, 
                 "Error reading new panel from " << panel_path );
     } else {
         SG_LOG( SG_INPUT, SG_INFO, "Loaded new panel from " << panel_path );
-        current_panel->init();
-        current_panel->bind();
+        globals->get_current_panel()->init();
+        globals->get_current_panel()->bind();
     }
 
-
+    
     ////////////////////////////////////////////////////////////////////
     // Initialize the default (kludged) properties.
     ////////////////////////////////////////////////////////////////////
@@ -1744,6 +1651,11 @@ bool fgInitSubsystems() {
     globals->add_subsystem("input", new FGInput);
 
 
+    ////////////////////////////////////////////////////////////////////
+    // Initialize the replay subsystem
+    ////////////////////////////////////////////////////////////////////
+    globals->add_subsystem("replay", new FGReplay);
+
     ////////////////////////////////////////////////////////////////////
     // Bind and initialize subsystems.
     ////////////////////////////////////////////////////////////////////
@@ -1780,10 +1692,10 @@ bool fgInitSubsystems() {
 
 void fgReInitSubsystems()
 {
-    static const SGPropertyNode *longitude
-        = fgGetNode("/sim/presets/longitude-deg");
-    static const SGPropertyNode *latitude
-        = fgGetNode("/sim/presets/latitude-deg");
+    // static const SGPropertyNode *longitude
+    //     = fgGetNode("/sim/presets/longitude-deg");
+    // static const SGPropertyNode *latitude
+    //     = fgGetNode("/sim/presets/latitude-deg");
     static const SGPropertyNode *altitude
         = fgGetNode("/sim/presets/altitude-ft");
     static const SGPropertyNode *master_freeze