#pragma warning (disable: 4786)
#endif
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
#include <simgear/debug/logstream.hxx>
#include <simgear/structure/exception.hxx>
#ifdef __BORLANDC__
FGFX::FGFX () :
- _volume( fgGetNode("/sim/sound/volume") ),
- _pause( fgGetNode("/sim/sound/pause") ),
last_pause( true ),
- last_volume( 0.0 )
+ last_volume( 0.0 ),
+ _pause( fgGetNode("/sim/sound/pause") ),
+ _volume( fgGetNode("/sim/sound/volume") )
{
}
FGFX::~FGFX ()
{
- _sound.clear();
+ unsigned int i;
+ for ( i = 0; i < _sound.size(); i++ ) {
+ delete _sound[i];
+ }
+ _sound.clear();
+
+ while ( _samplequeue.size() > 0 ) {
+ delete _samplequeue.front();
+ _samplequeue.pop();
+ }
}
void
SGPropertyNode root;
try {
readProperties(path.str(), &root);
- } catch (const sg_exception &e) {
+ } catch (const sg_exception &) {
SG_LOG(SG_GENERAL, SG_ALERT,
"Incorrect path specified in configuration file");
return;
for (i = 0; i < node->nChildren(); i++) {
SGXmlSound *sound = new SGXmlSound();
- sound->init(globals->get_props(), node->getChild(i),
- globals->get_soundmgr(), globals->get_fg_root());
+ try {
+ sound->init(globals->get_props(), node->getChild(i),
+ globals->get_soundmgr(), globals->get_fg_root());
- _sound.push_back(sound);
+ _sound.push_back(sound);
+ } catch ( sg_io_exception &e ) {
+ SG_LOG(SG_GENERAL, SG_ALERT, e.getFormattedMessage());
+ delete sound;
+ }
}
}
void
FGFX::update (double dt)
{
+ SGSoundMgr *smgr = globals->get_soundmgr();
+
// command sound manger
bool pause = _pause->getBoolValue();
if ( pause != last_pause ) {
if ( pause ) {
- globals->get_soundmgr()->pause();
+ smgr->pause();
} else {
- globals->get_soundmgr()->resume();
+ smgr->resume();
}
last_pause = 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 ( !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 ) {
- globals->get_soundmgr()->set_volume( volume );
+ smgr->set_volume( volume );
last_volume = volume;
}
}
}
+/**
+ * add a sound sample to the message queue which is played sequentially
+ * in order.
+ */
+void
+FGFX::play_message( SGSoundSample *_sample )
+{
+ _sample->set_volume( 1.0 );
+ _samplequeue.push( _sample );
+}
+void
+FGFX::play_message( const string path, const string fname )
+{
+ SGSoundSample *sample;
+ sample = new SGSoundSample( path.c_str(), fname.c_str() );
+ play_message( sample );
+}
+
+
// end of fg_fx.cxx