X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FSound%2Ffg_fx.cxx;h=abf3a2678668dbb997b896c3010f629b5266e15d;hb=2bc7dc685b35b489730ef36050a318b331c14977;hp=0a5dabb60fb01106ee0b784abb20c581a5be2f7d;hpb=3c84e07a258e371d837d4bc92e0dfd43644bd0e9;p=flightgear.git diff --git a/src/Sound/fg_fx.cxx b/src/Sound/fg_fx.cxx index 0a5dabb60..abf3a2678 100644 --- a/src/Sound/fg_fx.cxx +++ b/src/Sound/fg_fx.cxx @@ -31,43 +31,35 @@ #include "fg_fx.hxx" -#include -#include -#include -#include -#include -#include - #include
-#include -#include -#include
+#include +#include +#include +#include -FGFX::FGFX () : - last_visitor_pos(SGVec3d::zeros()), - last_model_pos(SGVec3d::zeros()), - last_pause( true ), +FGFX::FGFX ( SGSoundMgr *smgr, const string &refname ) : + last_pause( false ), last_volume( 0.0 ), _pause( fgGetNode("/sim/sound/pause") ), _volume( fgGetNode("/sim/sound/volume") ) { + SGSampleGroup::_smgr = smgr; + SGSampleGroup::_refname = refname; + SGSampleGroup::_smgr->add(this, refname); + _avionics = _smgr->find("avionics", true); } + FGFX::~FGFX () { - unsigned int i; - for ( i = 0; i < _sound.size(); i++ ) { + for (unsigned int i = 0; i < _sound.size(); i++ ) { delete _sound[i]; } _sound.clear(); - - while ( _samplequeue.size() > 0 ) { - delete _samplequeue.front(); - _samplequeue.pop(); - } } + void FGFX::init() { @@ -99,8 +91,8 @@ FGFX::init() SGXmlSound *sound = new SGXmlSound(); try { - sound->init(globals->get_props(), node->getChild(i), - globals->get_soundmgr(), globals->get_fg_root()); + sound->init(globals->get_props(), node->getChild(i), this, + _avionics, globals->get_fg_root()); _sound.push_back(sound); } catch ( sg_exception &e ) { @@ -111,186 +103,42 @@ FGFX::init() } } + void FGFX::reinit() { - _sound.clear(); - init(); + _sound.clear(); + init(); }; -void -FGFX::bind () -{ -} - -void -FGFX::unbind () -{ -} void FGFX::update (double dt) { - SGSoundMgr *smgr = globals->get_soundmgr(); - - if (smgr->is_working() == false) { - return; - } - -#if 0 - // moved back to the mainloop to prevent audio problems - smgr->update(dt); - update_pos_and_orientation(smgr, dt); -#endif - - // command sound manger - bool pause = _pause->getBoolValue(); - if ( pause != last_pause ) { - if ( pause ) { - smgr->pause(); + bool new_pause = _pause->getBoolValue(); + if ( new_pause != last_pause ) { + if ( new_pause ) { + suspend(); } else { - smgr->resume(); + resume(); } - last_pause = pause; + last_pause = new_pause; } - // process mesage queue - const string msgid = "Sequential Audio Message"; - bool is_playing = false; - if ( smgr->exists( msgid ) ) { - if ( smgr->is_playing( msgid ) ) { - // still playing, do nothing - is_playing = true; - } else { - // current message finished, stop and remove - smgr->stop( msgid ); // removes source - smgr->remove( msgid ); // removes buffer + if ( !new_pause ) { + double volume = _volume->getDoubleValue(); + if ( volume != last_volume ) { + set_volume( volume ); + last_volume = volume; } - } - if ( !is_playing ) { - // message queue idle, add next sound if we have one - if ( _samplequeue.size() > 0 ) { - smgr->add( _samplequeue.front(), msgid ); - _samplequeue.pop(); - smgr->play_once( msgid ); - } - } - - double volume = _volume->getDoubleValue(); - if ( volume != last_volume ) { - smgr->set_volume( volume ); - last_volume = volume; - } - if ( !pause ) { // update sound effects if not paused for ( unsigned int i = 0; i < _sound.size(); i++ ) { _sound[i]->update(dt); } - } -} -/** - * add a sound sample to the message queue which is played sequentially - * in order. - */ -void -FGFX::play_message( SGSoundSample *_sample ) -{ - _samplequeue.push( _sample ); -} -void -FGFX::play_message( const std::string& path, const std::string& fname, double volume ) -{ - if (globals->get_soundmgr()->is_working() == true) { - SGSoundSample *sample; - sample = new SGSoundSample( path.c_str(), fname.c_str() ); - sample->set_volume( volume ); - play_message( sample ); + SGSampleGroup::update(dt); } } -void -FGFX::update_pos_and_orientation(SGSoundMgr *smgr, double dt) -{ - SGModelPlacement *model = globals->get_aircraft_model()->get3DModel(); - FGViewer *observer = globals->get_current_view(); - - // Right now we make a simplifying assumption that the primary - // aircraft is the source of all sounds and that all sounds are - // positioned in the aircraft base - // EMH: Note: this is fine, to hear multiple aircraft simulataniously - // we just have to trigger one instance of the FGFX class for every - // aircraft - - // get the orientation - const SGQuatd view_or = observer->getViewOrientation(); - SGQuatd surf_or = SGQuatd::fromLonLat(observer->getPosition()); - - SGQuatd model_or = SGQuatd::fromYawPitchRollDeg( - model->getHeadingDeg(), - model->getPitchDeg(), - model->getRollDeg()); - - // get the up and at vector in the aircraft base - // (ok, the up vector is a down vector, but the coordinates - // are finally calculated in a left hand system and openal - // lives in a right hand system. Therefore we need to pass - // the down vector to get correct stereo sound.) - SGVec3d sgv_up - = model_or.rotateBack(surf_or.rotateBack(view_or.rotate(SGVec3d(0,1,0)))); - SGVec3d sgv_at - = model_or.rotateBack(surf_or.rotateBack(view_or.rotate(SGVec3d(0,0,1)))); - - // get the location data for the primary FDM (now hardcoded to ac model)... - // EMH: to add multiple sound sources this should be replaced - SGVec3d absolute_view_pos = SGVec3d::fromGeod(model->getPosition()); - - // calculate speed of visitor and model - SGVec3d moved = last_visitor_pos - observer->get_view_pos(); - last_visitor_pos = observer->get_view_pos(); - SGVec3f listener_vel(model_or.rotateBack(surf_or.rotateBack(moved))); - - moved = last_model_pos - absolute_view_pos; - last_model_pos = absolute_view_pos; - SGVec3f model_vel(model_or.rotateBack(surf_or.rotateBack(moved))); - - if (dt > 0) { - model_vel /= dt; - listener_vel /= dt; - } - - // checking, if the listener pos has moved suddenly - if (length(listener_vel) > 1000) { - // check if the relative speed model vs listener has moved suddenly, too - SGVec3f delta_vel = listener_vel - model_vel; - if (length(delta_vel) > 1000) - // a sane value - smgr->set_listener_vel(model_vel.data()); - else - smgr->set_listener_vel(listener_vel.data()); - } else { - smgr->set_listener_vel( listener_vel.data()); - } - - // set positional offset for sources - SGVec3d dsource_pos_offset = observer->get_view_pos() - absolute_view_pos; - dsource_pos_offset = model_or.rotateBack(surf_or.rotateBack( - dsource_pos_offset - )); - - smgr->set_source_pos_all( SGVec3f(dsource_pos_offset).data() ); - smgr->set_source_vel_all(model_vel.data() ); - - float orient[6]; - for (int i = 0; i < 3; i++) { - orient[i] = sgv_at[i]; - orient[i + 3] = sgv_up[i]; - } - smgr->set_listener_orientation( orient ); - - // The listener is always positioned at the origin. - smgr->set_listener_pos( SGVec3f::zeros().data() ); -} - // end of fg_fx.cxx