Initial commit of the new sound system, expect more updates to follow

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

diff --git a/src/Model/acmodel.cxx b/src/Model/acmodel.cxx
index ece3d5076f0a4d0dcff43bb8a191e5d122bcc2a8..866c09188e7c9e0c3e4e684a601f8064083ce237 100644 (file)
--- a/src/Model/acmodel.cxx
+++ b/src/Model/acmodel.cxx
@@ -9,22 +9,24 @@
 
 #include <string.h>            // for strcmp()
 
-#include <plib/sg.h>
-#include <plib/ssg.h>
-
 #include <simgear/compiler.h>
 #include <simgear/debug/logstream.hxx>
-#include <simgear/misc/exception.hxx>
+#include <simgear/structure/exception.hxx>
 #include <simgear/misc/sg_path.hxx>
+#include <simgear/scene/model/placement.hxx>
+#include <simgear/scene/util/SGNodeMasks.hxx>
 
 #include <Main/globals.hxx>
 #include <Main/fg_props.hxx>
+#include <Main/renderer.hxx>
 #include <Main/viewmgr.hxx>
-#include "acmodel.hxx"
+#include <Main/viewer.hxx>
+#include <Scenery/scenery.hxx>
+#include <Sound/fg_fx.hxx>
 
-extern ssgRoot * cockpit;              // FIXME: from main.cxx
+#include "model_panel.hxx"
 
-FGAircraftModel current_model; // FIXME: add to globals
+#include "acmodel.hxx"
 
 
 \f
@@ -33,54 +35,117 @@ FGAircraftModel current_model;     // FIXME: add to globals
 ////////////////////////////////////////////////////////////////////////
 
 FGAircraftModel::FGAircraftModel ()
-  : _aircraft(0)
+  : _aircraft(0),
+    _fx(0),
+    _lon(0),
+    _lat(0),
+    _alt(0),
+    _pitch(0),
+    _roll(0),
+    _heading(0),
+    _speed_north(0),
+    _speed_east(0),
+    _speed_up(0)
 {
 }
 
 FGAircraftModel::~FGAircraftModel ()
 {
+  osg::Node* node = _aircraft->getSceneGraph();
+  globals->get_scenery()->get_aircraft_branch()->removeChild(node);
+
   delete _aircraft;
 }
 
 void 
 FGAircraftModel::init ()
 {
-  _aircraft = new FG3DModel;
-  _aircraft->init(fgGetString("/sim/model/path", "Models/Geometry/glider.ac"));
-  cockpit->addKid(_aircraft->getSceneGraph());
+  _aircraft = new SGModelPlacement;
+  string path = fgGetString("/sim/model/path", "Models/Geometry/glider.ac");
+  try {
+    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( "Models/Geometry/glider.ac",
+                                           globals->get_props());
+    _aircraft->init( model );
+  }
+  osg::Node* node = _aircraft->getSceneGraph();
+  // Do not do altitude computations with that model
+  node->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
+  globals->get_scenery()->get_aircraft_branch()->addChild(node);
 }
 
-void 
+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_north = fgGetNode("/velocities/speed-north-fps", true);
+   _speed_east = fgGetNode("/velocities/speed-east-fps", true);
+   _speed_up = fgGetNode("/velocities/vertical-speed-fps", true);
 }
 
-void 
+void
 FGAircraftModel::unbind ()
 {
   // No-op
 }
 
 void
-FGAircraftModel::update (int dt)
+FGAircraftModel::update (double dt)
 {
   int view_number = globals->get_viewmgr()->get_current();
+  int is_internal = fgGetBool("/sim/current-view/internal");
 
-  if (view_number == 0 && !fgGetBool("/sim/view/internal")) {
+  if (view_number == 0 && !is_internal) {
     _aircraft->setVisible(false);
-    return;
+  } else {
+    _aircraft->setVisible(true);
   }
 
-  _aircraft->setVisible(true);
+  _aircraft->setPosition(_lon->getDoubleValue(),
+                        _lat->getDoubleValue(),
+                        _alt->getDoubleValue());
+  _aircraft->setOrientation(_roll->getDoubleValue(),
+                           _pitch->getDoubleValue(),
+                           _heading->getDoubleValue());
+  _aircraft->update();
+
+  if ( !_fx) {
+    SGSoundMgr *smgr = (SGSoundMgr *)globals->get_subsystem("soundmgr");
+    if (smgr) {
+        _fx = new FGFX(smgr, "fx");
+        _fx->init();
+    }
+  }
 
-  _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->update(dt);
+  if (_fx) {
+    // Get the Cartesian coordinates in meters
+    SGVec3d pos = SGVec3d::fromGeod(_aircraft->getPosition());
+    _fx->set_position( pos );
+
+    SGQuatd orient_m = SGQuatd::fromLonLat(_aircraft->getPosition());
+    orient_m *= SGQuatd::fromYawPitchRollDeg(_heading->getDoubleValue(),
+                                             _pitch->getDoubleValue(),
+                                             _roll->getDoubleValue());
+    SGVec3d orient = orient_m.rotateBack(SGVec3d::e1());
+    _fx->set_orientation( toVec3f(orient) );
+ 
+    SGVec3f vel = SGVec3f( _speed_north->getFloatValue(),
+                           _speed_east->getFloatValue(),
+                           _speed_up->getFloatValue());
+// TODO: rotate to properly align with the model orientation
+
+    _fx->set_velocity( vel*SG_FEET_TO_METER );
+  }
 }