void updateMusicTransition(double dt)
{
if (myNextMusic != null)
{
myCurrentMusicTransitionTime += dt;
//check for the end condition
if (myCurrentMusicTransitionTime >= myMusicTransitionTime)
{
myNextMusic.volume = myMusicVolume;
if (myCurrentMusic != null)
{
myCurrentMusic.stop();
}
myCurrentMusic = myNextMusic;
myNextMusic = null;
return;
}
//adjust the volumes of the current music and next music
float vol = myMusicVolume * (float)(myCurrentMusicTransitionTime / myMusicTransitionTime);;
myNextMusic.volume = vol;
if (myCurrentMusic != null)
{
myCurrentMusic.volume = myMusicVolume - vol;
}
}
}
public void transitionMusic(SoundDescriptor music, double transitionTime)
{
//cleanup if we transition before we're done with a transition
if (myNextMusic != null)
{
if (music.source.filename != myNextMusic.source.filename)
{
myNextMusic.stop();
myNextMusic = null;
}
else
{
return; //don't transition to the same song
}
}
//don't transition to the same song
if (myCurrentMusic != null && myCurrentMusic.source.filename == music.source.filename)
{
return;
}
//transition to new song
Sound snd = new Sound(music);
myNextMusic = snd;
myNextMusic.volume = 0.0f;
myNextMusic.play();
myMusicTransitionTime = transitionTime;
myCurrentMusicTransitionTime = 0.0;
}
public Voice getVoice(Sound snd)
{
Voice v = null;
if (myInactiveVoiceList.Count > 0)
{
v = myInactiveVoiceList.Dequeue();
myActiveVoiceList.Add(v);
return(v);
}
//want to try and take a voice from somebody else
//priority system is based on priority then loudness (at the distance)
//find one of a lower priority, stop it and get it's voice after it cleans up
bool soundFound = false;
foreach (AbstractAudio asnd in myPlayingSounds)
{
Sound playingSound = asnd as Sound;
if (playingSound != null)
{
if (playingSound.priority < snd.priority)
{
//found one of lower priority
playingSound.stop();
soundFound = true;
break;
}
}
}
//look for one of the same priority, but quieter that we can override
if (soundFound == false)
{
//TODO
}
//try to get the voice again
if (myInactiveVoiceList.Count > 0)
{
v = myInactiveVoiceList.Dequeue();
myActiveVoiceList.Add(v);
}
//might not get a voice if you're not important enough
return(v);
}