07aa70dce9
FGFX objects must be dereferenced early enough, and sound manager must be removed late enough - otherwise openal complains about resources being still in use when tryin to remove buffers. Also: do not create FGFX objects for AI/MP aircraft, when AI sound is disabled.
164 lines
4.2 KiB
C++
164 lines
4.2 KiB
C++
// acmodel.cxx - manage a 3D aircraft model.
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// Written by David Megginson, started 2002.
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//
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// This file is in the Public Domain, and comes with no warranty.
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <string.h> // for strcmp()
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#include <simgear/compiler.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/structure/exception.hxx>
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#include <simgear/misc/sg_path.hxx>
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#include <simgear/scene/model/placement.hxx>
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#include <simgear/scene/util/SGNodeMasks.hxx>
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#include <Main/globals.hxx>
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#include <Main/fg_props.hxx>
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#include <Main/renderer.hxx>
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#include <Main/viewmgr.hxx>
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#include <Main/viewer.hxx>
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#include <Scenery/scenery.hxx>
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#include <Sound/fg_fx.hxx>
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#include "model_panel.hxx"
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#include "acmodel.hxx"
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////////////////////////////////////////////////////////////////////////
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// Implementation of FGAircraftModel
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////////////////////////////////////////////////////////////////////////
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FGAircraftModel::FGAircraftModel ()
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: _aircraft(0),
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_velocity(SGVec3d::zeros()),
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_fx(0),
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_lon(0),
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_lat(0),
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_alt(0),
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_pitch(0),
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_roll(0),
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_heading(0),
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_speed_n(0),
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_speed_e(0),
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_speed_d(0)
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{
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SGSoundMgr *smgr = globals->get_soundmgr();
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_fx = new FGFX(smgr, "fx");
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_fx->init();
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}
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FGAircraftModel::~FGAircraftModel ()
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{
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deinit();
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}
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void
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FGAircraftModel::init ()
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{
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_aircraft = new SGModelPlacement;
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string path = fgGetString("/sim/model/path", "Models/Geometry/glider.ac");
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try {
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osg::Node *model = fgLoad3DModelPanel( path, globals->get_props());
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_aircraft->init( model );
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} catch (const sg_exception &ex) {
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SG_LOG(SG_GENERAL, SG_ALERT, "Failed to load aircraft from " << path << ':');
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SG_LOG(SG_GENERAL, SG_ALERT, " " << ex.getFormattedMessage());
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SG_LOG(SG_GENERAL, SG_ALERT, "(Falling back to glider.ac.)");
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osg::Node *model = fgLoad3DModelPanel( "Models/Geometry/glider.ac",
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globals->get_props());
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_aircraft->init( model );
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}
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osg::Node* node = _aircraft->getSceneGraph();
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// Do not do altitude computations with that model
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node->setNodeMask(~SG_NODEMASK_TERRAIN_BIT);
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globals->get_scenery()->get_aircraft_branch()->addChild(node);
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}
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void
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FGAircraftModel::reinit()
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{
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deinit();
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_fx->reinit();
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init();
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}
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void
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FGAircraftModel::deinit()
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{
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// drop reference
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_fx = 0;
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if (!_aircraft) {
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return;
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}
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osg::Node* node = _aircraft->getSceneGraph();
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globals->get_scenery()->get_aircraft_branch()->removeChild(node);
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delete _aircraft;
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_aircraft = NULL;
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}
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void
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FGAircraftModel::bind ()
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{
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_lon = fgGetNode("position/longitude-deg", true);
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_lat = fgGetNode("position/latitude-deg", true);
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_alt = fgGetNode("position/altitude-ft", true);
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_pitch = fgGetNode("orientation/pitch-deg", true);
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_roll = fgGetNode("orientation/roll-deg", true);
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_heading = fgGetNode("orientation/heading-deg", true);
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_speed_n = fgGetNode("velocities/speed-north-fps", true);
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_speed_e = fgGetNode("velocities/speed-east-fps", true);
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_speed_d = fgGetNode("velocities/speed-down-fps", true);
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}
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void
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FGAircraftModel::unbind ()
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{
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// No-op
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}
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void
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FGAircraftModel::update (double dt)
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{
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int view_number = globals->get_viewmgr()->get_current();
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int is_internal = fgGetBool("/sim/current-view/internal");
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if (view_number == 0 && !is_internal) {
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_aircraft->setVisible(false);
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} else {
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_aircraft->setVisible(true);
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}
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_aircraft->setPosition(_lon->getDoubleValue(),
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_lat->getDoubleValue(),
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_alt->getDoubleValue());
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_aircraft->setOrientation(_roll->getDoubleValue(),
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_pitch->getDoubleValue(),
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_heading->getDoubleValue());
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_aircraft->update();
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// update model's audio sample values
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SGGeod position = _aircraft->getPosition();
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_fx->set_position_geod( position );
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SGQuatd orient = SGQuatd::fromYawPitchRollDeg(_heading->getDoubleValue(),
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_pitch->getDoubleValue(),
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_roll->getDoubleValue());
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_fx->set_orientation( orient );
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_velocity = SGVec3d( _speed_n->getDoubleValue(),
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_speed_e->getDoubleValue(),
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_speed_d->getDoubleValue() );
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_fx->set_velocity( _velocity );
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}
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// end of model.cxx
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