]> git.mxchange.org Git - flightgear.git/blobdiff - src/Main/globals.cxx
Improve timing statistics
[flightgear.git] / src / Main / globals.cxx
index 0c90fe26085aa1c11e2f5c0d8a6a00b2270a0a5e..af4e693459bce2da14c45ce1e1ebd9342388142d 100644 (file)
@@ -2,7 +2,7 @@
 //
 // Written by Curtis Olson, started July 2000.
 //
-// Copyright (C) 2000  Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2000  Curtis L. Olson - http://www.flightgear.org/~curt
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
 // General Public License for more details.
 //
 // You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// along with this program; if not, write to the Free Software Foundation,
+// Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 //
 // $Id$
 
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
 
-#include <simgear/misc/commands.hxx>
+#include <simgear/structure/commands.hxx>
 #include <simgear/misc/sg_path.hxx>
+#include <simgear/misc/sg_dir.hxx>
+#include <simgear/timing/sg_time.hxx>
+#include <simgear/ephemeris/ephemeris.hxx>
+#include <simgear/magvar/magvar.hxx>
+#include <simgear/scene/material/matlib.hxx>
+#include <simgear/structure/subsystem_mgr.hxx>
+#include <simgear/structure/event_mgr.hxx>
+#include <simgear/sound/soundmgr_openal.hxx>
+#include <simgear/misc/ResourceManager.hxx>
+#include <simgear/props/propertyObject.hxx>
+
+#include <Aircraft/controls.hxx>
+#include <Airports/runways.hxx>
+#include <ATCDCL/ATCmgr.hxx>
+#include <Autopilot/route_mgr.hxx>
+#include <Cockpit/panel.hxx>
+#include <GUI/new_gui.hxx>
+#include <Model/acmodel.hxx>
+#include <Model/modelmgr.hxx>
+#include <MultiPlayer/multiplaymgr.hxx>
+#include <Scenery/scenery.hxx>
+#include <Scenery/tilemgr.hxx>
+#include <Navaids/navlist.hxx>
 
 #include "globals.hxx"
+#include "renderer.hxx"
 #include "viewmgr.hxx"
 
 #include "fg_props.hxx"
 #include "fg_io.hxx"
 
-\f
+class AircraftResourceProvider : public simgear::ResourceProvider
+{
+public:
+  AircraftResourceProvider() :
+    simgear::ResourceProvider(simgear::ResourceManager::PRIORITY_HIGH)
+  {
+  }
+  
+  virtual SGPath resolve(const std::string& aResource, SGPath&) const
+  {
+    string_list pieces(sgPathBranchSplit(aResource));
+    if ((pieces.size() < 3) || (pieces.front() != "Aircraft")) {
+      return SGPath(); // not an Aircraft path
+    }
+    
+  // test against the aircraft-dir property
+    const char* aircraftDir = fgGetString("/sim/aircraft-dir");
+    string_list aircraftDirPieces(sgPathBranchSplit(aircraftDir));
+    if (!aircraftDirPieces.empty() && (aircraftDirPieces.back() == pieces[1])) {
+        // current aircraft-dir matches resource aircraft
+        SGPath r(aircraftDir);
+        for (unsigned int i=2; i<pieces.size(); ++i) {
+          r.append(pieces[i]);
+        }
+        
+        if (r.exists()) {
+          SG_LOG(SG_IO, SG_DEBUG, "found path:" << aResource << " via /sim/aircraft-dir: " << r.str());
+          return r;
+        }
+    }
+  
+  // try each aircraft dir in turn
+    std::string res(aResource, 9); // resource path with 'Aircraft/' removed
+    const string_list& dirs(globals->get_aircraft_paths());
+    string_list::const_iterator it = dirs.begin();
+    for (; it != dirs.end(); ++it) {
+      SGPath p(*it, res);
+      if (p.exists()) {
+        SG_LOG(SG_IO, SG_DEBUG, "found path:" << aResource << " in aircraft dir: " << *it);
+        return p;
+      }
+    } // of aircraft path iteration
+    
+    return SGPath(); // not found
+  }
+};
+
 ////////////////////////////////////////////////////////////////////////
 // Implementation of FGGlobals.
 ////////////////////////////////////////////////////////////////////////
@@ -41,76 +114,216 @@ FGGlobals *globals;
 
 // Constructor
 FGGlobals::FGGlobals() :
-    subsystem_mgr( new FGSubsystemMgr ),
+    props( new SGPropertyNode ),
+    initial_state( NULL ),
+    locale( NULL ),
+    renderer( new FGRenderer ),
+    subsystem_mgr( new SGSubsystemMgr ),
+    event_mgr( new SGEventMgr ),
+    soundmgr( new SGSoundMgr ),
     sim_time_sec( 0.0 ),
     fg_root( "" ),
-    fg_scenery( "" ),
-#if defined(FX) && defined(XMESA)
-    fullscreen( true ),
-#endif
-    warp( 0 ),
-    warp_delta( 0 ),
     time_params( NULL ),
     ephem( NULL ),
     mag( NULL ),
-    autopilot( NULL ),
-    route( NULL ),
+    matlib( NULL ),
+    route_mgr( NULL ),
     current_panel( NULL ),
-    soundmgr( NULL ),
-    airports( NULL ),
     ATC_mgr( NULL ),
-    ATC_display( NULL ),
-    AI_mgr( NULL ),
     controls( NULL ),
     viewmgr( NULL ),
-    props( new SGPropertyNode ),
-    initial_state( NULL ),
-    locale( NULL ),
-    commands( new SGCommandMgr ),
-    model_lib( NULL ),
+    commands( SGCommandMgr::instance() ),
     acmodel( NULL ),
     model_mgr( NULL ),
     channel_options_list( NULL ),
+    initial_waypoints( NULL ),
     scenery( NULL ),
     tile_mgr( NULL ),
-    io( new FGIO ),
-    cur_light_params( NULL )
+    fontcache ( new FGFontCache ),
+    navlist( NULL ),
+    loclist( NULL ),
+    gslist( NULL ),
+    dmelist( NULL ),
+    tacanlist( NULL ),
+    carrierlist( NULL ),
+    channellist( NULL )    
 {
+  simgear::ResourceManager::instance()->addProvider(new AircraftResourceProvider());
+  simgear::PropertyObjectBase::setDefaultRoot(props);
 }
 
 
 // Destructor
 FGGlobals::~FGGlobals() 
 {
-  delete subsystem_mgr;
-  delete initial_state;
-  delete props;
-  delete commands;
-  delete io;
+    delete renderer;
+    renderer = NULL;
+    
+// The AIModels manager performs a number of actions upon
+    // Shutdown that implicitly assume that other subsystems
+    // are still operational (Due to the dynamic allocation and
+    // deallocation of AIModel objects. To ensure we can safely
+    // shut down all subsystems, make sure we take down the 
+    // AIModels system first.
+    SGSubsystem* ai = subsystem_mgr->remove("ai_model");
+    if (ai) {
+        ai->unbind();
+        delete ai;
+    }
+    
+    subsystem_mgr->shutdown();
+    subsystem_mgr->unbind();
+    delete subsystem_mgr;
+    
+    delete time_params;
+    delete mag;
+    delete matlib;
+    delete route_mgr;
+    delete current_panel;
+
+    delete ATC_mgr;
+    controls->unbind();
+    delete controls;
+
+    delete channel_options_list;
+    delete initial_waypoints;
+    delete scenery;
+    delete fontcache;
+
+    delete navlist;
+    delete loclist;
+    delete gslist;
+    delete dmelist;
+    delete tacanlist;
+    delete carrierlist;
+    delete channellist;
+
+    soundmgr->unbind();
+    delete soundmgr;
 }
 
 
 // set the fg_root path
 void FGGlobals::set_fg_root (const string &root) {
     fg_root = root;
-    
+
     // append /data to root if it exists
     SGPath tmp( fg_root );
     tmp.append( "data" );
     tmp.append( "version" );
     if ( ulFileExists( tmp.c_str() ) ) {
+        fgGetNode("BAD_FG_ROOT", true)->setStringValue(fg_root);
         fg_root += "/data";
+        fgGetNode("GOOD_FG_ROOT", true)->setStringValue(fg_root);
+        SG_LOG(SG_GENERAL, SG_ALERT, "***\n***\n*** Warning: changing bad FG_ROOT/--fg-root to '"
+                << fg_root << "'\n***\n***");
+    }
+
+    // remove /sim/fg-root before writing to prevent hijacking
+    SGPropertyNode *n = fgGetNode("/sim", true);
+    n->removeChild("fg-root", 0, false);
+    n = n->getChild("fg-root", 0, true);
+    n->setStringValue(fg_root.c_str());
+    n->setAttribute(SGPropertyNode::WRITE, false);
+    
+    simgear::ResourceManager::instance()->addBasePath(fg_root, 
+      simgear::ResourceManager::PRIORITY_DEFAULT);
+}
+
+void FGGlobals::set_fg_scenery (const string &scenery)
+{
+    SGPath s;
+    if (scenery.empty()) {
+        s.set( fg_root );
+        s.append( "Scenery" );
+    } else
+        s.set( scenery );
+
+    string_list path_list = sgPathSplit( s.str() );
+    fg_scenery.clear();
+
+    for (unsigned i = 0; i < path_list.size(); i++) {
+        SGPath path(path_list[i]);
+        if (!path.exists()) {
+          SG_LOG(SG_GENERAL, SG_WARN, "scenery path not found:" << path.str());
+          continue;
         }
+
+        simgear::Dir dir(path);
+        SGPath terrainDir(dir.file("Terrain"));
+        SGPath objectsDir(dir.file("Objects"));
+        
+      // this code used to add *either* the base dir, OR add the 
+      // Terrain and Objects subdirs, but the conditional logic was commented
+      // out, such that all three dirs are added. Unfortunately there's
+      // no information as to why the change was made.
+        fg_scenery.push_back(path.str());
+        
+        if (terrainDir.exists()) {
+          fg_scenery.push_back(terrainDir.str());
+        }
+        
+        if (objectsDir.exists()) {
+          fg_scenery.push_back(objectsDir.str());
+        }
+        
+        // insert a marker for FGTileEntry::load(), so that
+        // FG_SCENERY=A:B becomes list ["A/Terrain", "A/Objects", "",
+        // "B/Terrain", "B/Objects", ""]
+        fg_scenery.push_back("");
+    } // of path list iteration
 }
 
+void FGGlobals::append_aircraft_path(const std::string& path)
+{
+  SGPath dirPath(path);
+  if (!dirPath.exists()) {
+    SG_LOG(SG_GENERAL, SG_WARN, "aircraft path not found:" << path);
+    return;
+  }
+  
+  unsigned int index = fg_aircraft_dirs.size();  
+  fg_aircraft_dirs.push_back(path);
+  
+// make aircraft dirs available to Nasal
+  SGPropertyNode* sim = fgGetNode("/sim", true);
+  sim->removeChild("fg-aircraft", index, false);
+  SGPropertyNode* n = sim->getChild("fg-aircraft", index, true);
+  n->setStringValue(path);
+  n->setAttribute(SGPropertyNode::WRITE, false);
+}
+
+void FGGlobals::append_aircraft_paths(const std::string& path)
+{
+  string_list paths = sgPathSplit(path);
+  for (unsigned int p = 0; p<paths.size(); ++p) {
+    append_aircraft_path(paths[p]);
+  }
+}
+
+SGPath FGGlobals::resolve_aircraft_path(const std::string& branch) const
+{
+  return simgear::ResourceManager::instance()->findPath(branch);
+}
+
+SGPath FGGlobals::resolve_maybe_aircraft_path(const std::string& branch) const
+{
+  return simgear::ResourceManager::instance()->findPath(branch);
+}
 
-FGSubsystemMgr *
+FGRenderer *
+FGGlobals::get_renderer () const
+{
+   return renderer;
+}
+
+SGSubsystemMgr *
 FGGlobals::get_subsystem_mgr () const
 {
     return subsystem_mgr;
 }
 
-FGSubsystem *
+SGSubsystem *
 FGGlobals::get_subsystem (const char * name)
 {
     return subsystem_mgr->get_subsystem(name);
@@ -118,22 +331,49 @@ FGGlobals::get_subsystem (const char * name)
 
 void
 FGGlobals::add_subsystem (const char * name,
-                          FGSubsystem * subsystem,
-                          FGSubsystemMgr::GroupType type,
+                          SGSubsystem * subsystem,
+                          SGSubsystemMgr::GroupType type,
                           double min_time_sec)
 {
     subsystem_mgr->add(name, subsystem, type, min_time_sec);
 }
 
+SGSoundMgr *
+FGGlobals::get_soundmgr () const
+{
+    return soundmgr;
+}
+
+SGEventMgr *
+FGGlobals::get_event_mgr () const
+{
+    return event_mgr;
+}
+
 
 // Save the current state as the initial state.
 void
 FGGlobals::saveInitialState ()
 {
-  delete initial_state;
   initial_state = new SGPropertyNode();
+
   if (!copyProperties(props, initial_state))
     SG_LOG(SG_GENERAL, SG_ALERT, "Error saving initial state");
+    
+  // delete various properties from the initial state, since we want to
+  // preserve their values even if doing a restore
+  
+  SGPropertyNode* sim = initial_state->getChild("sim");
+  sim->removeChild("presets");
+  SGPropertyNode* simStartup = sim->getChild("startup");
+  simStartup->removeChild("xsize");
+  simStartup->removeChild("ysize");
+  
+  SGPropertyNode* cameraGroupNode = sim->getNode("rendering/camera-group");
+  if (cameraGroupNode) {
+    cameraGroupNode->removeChild("camera");
+    cameraGroupNode->removeChild("gui");
+  }
 }
 
 
@@ -147,14 +387,6 @@ FGGlobals::restoreInitialState ()
         return;
     }
 
-    SGPropertyNode *currentPresets = new SGPropertyNode;
-    SGPropertyNode *targetNode = fgGetNode( "/sim/presets" );
-
-    // stash the /sim/presets tree
-    if ( !copyProperties(targetNode, currentPresets) ) {
-        SG_LOG( SG_GENERAL, SG_ALERT, "Failed to save /sim/presets subtree" );
-    }
-    
     if ( copyProperties(initial_state, props) ) {
         SG_LOG( SG_GENERAL, SG_INFO, "Initial state restored successfully" );
     } else {
@@ -162,13 +394,6 @@ FGGlobals::restoreInitialState ()
                 "Some errors restoring initial state (read-only props?)" );
     }
 
-    // recover the /sim/presets tree
-    if ( !copyProperties(currentPresets, targetNode) ) {
-        SG_LOG( SG_GENERAL, SG_ALERT,
-                "Failed to restore /sim/presets subtree" );
-    }
-
-   delete currentPresets;
 }
 
 FGViewer *
@@ -177,4 +402,24 @@ FGGlobals::get_current_view () const
   return viewmgr->get_current_view();
 }
 
+long int FGGlobals::get_warp() const
+{
+  return fgGetInt("/sim/time/warp");
+}
+
+void FGGlobals::set_warp( long int w )
+{
+  fgSetInt("/sim/time/warp", w);
+}
+
+long int FGGlobals::get_warp_delta() const
+{
+  return fgGetInt("/sim/time/warp-delta");
+}
+
+void FGGlobals::set_warp_delta( long int d )
+{
+  fgSetInt("/sim/time/warp-delta", d);
+}
+    
 // end of globals.cxx