NavDisplay: fix update lag when switching range or centre.

[flightgear.git] / src / Model / acmodel.cxx

diff --git a/src/Model/acmodel.cxx b/src/Model/acmodel.cxx
index d3af3b4be5e0d34544ee2a53bc33cd159c4f5cc6..d4e8c0f48ac1a9dc444c121f760aa5ade5724cab 100644 (file)
--- a/src/Model/acmodel.cxx
+++ b/src/Model/acmodel.cxx
@@ -1,4 +1,4 @@
-// model.cxx - manage a 3D aircraft model.
+// acmodel.cxx - manage a 3D aircraft model.
 // Written by David Megginson, started 2002.
 //
 // This file is in the Public Domain, and comes with no warranty.
@@ -22,11 +22,13 @@
 #include <Main/viewmgr.hxx>
 #include <Main/viewer.hxx>
 #include <Scenery/scenery.hxx>
+#include <Sound/fg_fx.hxx>
 
 #include "model_panel.hxx"
 
 #include "acmodel.hxx"
 
+
 \f
 ////////////////////////////////////////////////////////////////////////
 // Implementation of FGAircraftModel
@@ -34,64 +36,86 @@
 
 FGAircraftModel::FGAircraftModel ()
   : _aircraft(0),
-    _selector(new osg::Switch),
-    _nearplane(0.10f),
-    _farplane(1000.0f)
+    _velocity(SGVec3d::zeros()),
+    _fx(0),
+    _lon(0),
+    _lat(0),
+    _alt(0),
+    _pitch(0),
+    _roll(0),
+    _heading(0),
+    _speed_n(0),
+    _speed_e(0),
+    _speed_d(0)
 {
+    SGSoundMgr *smgr = globals->get_soundmgr();
+    _fx = new FGFX(smgr, "fx");
+    _fx->init();
 }
 
 FGAircraftModel::~FGAircraftModel ()
 {
-  delete _aircraft;
-                               // SSG will delete it
-  globals->get_scenery()->get_aircraft_branch()->removeChild(_selector.get());
+  // drop reference
+  _fx = 0;
+  deinit();
 }
 
 void 
 FGAircraftModel::init ()
 {
-  SGPath liveryPath;
   _aircraft = new SGModelPlacement;
   string path = fgGetString("/sim/model/path", "Models/Geometry/glider.ac");
-  string texture_path = fgGetString("/sim/model/texture-path");
-  if( texture_path.size() ) {
-      SGPath temp_path;
-      if ( !ulIsAbsolutePathName( texture_path.c_str() ) ) {
-          temp_path = globals->get_fg_root();
-          temp_path.append( SGPath( path ).dir() );
-          temp_path.append( texture_path );
-          liveryPath = temp_path;
-      } else
-          liveryPath = texture_path;
-  }
   try {
-    osg::Node *model = fgLoad3DModelPanel( globals->get_fg_root(),
-                                           path,
-                                           globals->get_props(),
-                                           globals->get_sim_time_sec(),
-                                           liveryPath);
+    osg::Node *model = fgLoad3DModelPanel( path, globals->get_props());
     _aircraft->init( model );
   } catch (const sg_exception &ex) {
-    SG_LOG(SG_GENERAL, SG_ALERT, "Failed to load aircraft from " << path << ':');
-    SG_LOG(SG_GENERAL, SG_ALERT, "  " << ex.getFormattedMessage());
-    SG_LOG(SG_GENERAL, SG_ALERT, "(Falling back to glider.ac.)");
-    osg::Node *model = fgLoad3DModelPanel( globals->get_fg_root(),
-                                           "Models/Geometry/glider.ac",
-                                           globals->get_props(),
-                                           globals->get_sim_time_sec(),
-                                           liveryPath);
+    SG_LOG(SG_AIRCRAFT, SG_ALERT, "Failed to load aircraft from " << path << ':');
+    SG_LOG(SG_AIRCRAFT, SG_ALERT, "  " << ex.getFormattedMessage());
+    SG_LOG(SG_AIRCRAFT, SG_ALERT, "(Falling back to glider.ac.)");
+    osg::Node *model = fgLoad3DModelPanel( "Models/Geometry/glider.ac",
+                                           globals->get_props());
     _aircraft->init( model );
   }
-  _selector->addChild(_aircraft->getSceneGraph(), true);
+  osg::Node* node = _aircraft->getSceneGraph();
   // Do not do altitude computations with that model
-  _selector->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
-  globals->get_scenery()->get_aircraft_branch()->addChild(_selector.get());
+  node->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
+  globals->get_scenery()->get_aircraft_branch()->addChild(node);
+}
+
+void
+FGAircraftModel::reinit()
+{
+  deinit();
+  _fx->reinit();
+  init();
+}
+
+void
+FGAircraftModel::deinit()
+{
+  if (!_aircraft) {
+    return;
+  }
+  
+  osg::Node* node = _aircraft->getSceneGraph();
+  globals->get_scenery()->get_aircraft_branch()->removeChild(node);
+
+  delete _aircraft;
+  _aircraft = NULL;
 }
 
 void
 FGAircraftModel::bind ()
 {
-  // No-op
+   _lon = fgGetNode("position/longitude-deg", true);
+   _lat = fgGetNode("position/latitude-deg", true);
+   _alt = fgGetNode("position/altitude-ft", true);
+   _pitch = fgGetNode("orientation/pitch-deg", true);
+   _roll = fgGetNode("orientation/roll-deg", true);
+   _heading = fgGetNode("orientation/heading-deg", true);
+   _speed_n = fgGetNode("velocities/speed-north-fps", true);
+   _speed_e = fgGetNode("velocities/speed-east-fps", true);
+   _speed_d = fgGetNode("velocities/speed-down-fps", true);
 }
 
 void
@@ -112,13 +136,27 @@ FGAircraftModel::update (double dt)
     _aircraft->setVisible(true);
   }
 
-  _aircraft->setPosition(fgGetDouble("/position/longitude-deg"),
-                        fgGetDouble("/position/latitude-deg"),
-                        fgGetDouble("/position/altitude-ft"));
-  _aircraft->setOrientation(fgGetDouble("/orientation/roll-deg"),
-                           fgGetDouble("/orientation/pitch-deg"),
-                           fgGetDouble("/orientation/heading-deg"));
+  _aircraft->setPosition(_lon->getDoubleValue(),
+                        _lat->getDoubleValue(),
+                        _alt->getDoubleValue());
+  _aircraft->setOrientation(_roll->getDoubleValue(),
+                           _pitch->getDoubleValue(),
+                           _heading->getDoubleValue());
   _aircraft->update();
+
+  // update model's audio sample values
+  SGGeod position = _aircraft->getPosition();
+  _fx->set_position_geod( position );
+
+  SGQuatd orient = SGQuatd::fromYawPitchRollDeg(_heading->getDoubleValue(),
+                                                _pitch->getDoubleValue(),
+                                                _roll->getDoubleValue());
+  _fx->set_orientation( orient );
+ 
+  _velocity = SGVec3d( _speed_n->getDoubleValue(),
+                       _speed_e->getDoubleValue(),
+                       _speed_d->getDoubleValue() );
+  _fx->set_velocity( _velocity );
 }