void playSoundtrack(const char *filename)
{
#ifdef USE_SOUND
if(music == NULL) {
music = Mix_LoadMUS(filename); // Load the music
Mix_PlayMusic(music, -1); // Loop infinitely
Mix_VolumeMusic(10); // Set volume
} else {
//TODO: add a transition between soundtracks
stopSoundtrack();
playSoundtrack(filename);
}
#endif
}
void Gameplay::playSoundtrack(const char* resource)
{
// stop playing
stopSoundtrack();
// obtain desired sound volume
TiXmlElement* xmlSound = Gameplay::iGameplay->getConfigElement( "sound" ); assert( xmlSound );
double musicVolume = 0.0f;
xmlSound->Attribute( "musicVolume", &musicVolume );
assert( musicVolume >= 0 );
assert( musicVolume <= 1 );
// play new sound
if( musicVolume > 0 )
{
_soundTrack = iAudio->createStreamSound( resource, 4, 256*1024 ); assert( _soundTrack );
_soundTrack->play();
_soundTrack->setGainLimits( 0.0f, 1.0f );
_soundTrack->setGain( float( musicVolume ) );
}
}
static void cleanupSound()
{
stopSoundtrack();
Mix_CloseAudio();
}
