/// <summary> Get references to game objects, initialize settings, and start music. </summary>
void Awake()
{
// Get the audio sources attached to the game object
mMusicSources = GetComponents <AudioSource>();
mSourceBPS = SourceBPM / 60f;
// Setup music frame config
MusicFrames = new Queue <MusicFrame>();
MusicFrames.Enqueue(new MusicFrame("Main Menu", 9.391F, 9.391F, 36.521F, false));
MusicFrames.Enqueue(new MusicFrame("Level 1", 0.000F, 82.434F, 161.739F, true));
MusicFrames.Enqueue(new MusicFrame("Level 2 Low Intensity", 136.695F, 161.739F, 270.260F, false));
MusicFrames.Enqueue(new MusicFrame("Level 2 High Intensity", 270.260F, 295.304F, 351.652F, false));
MusicFrames.Enqueue(new MusicFrame("Level 3 Low Intensity", 351.652F, 355.826F, 420.521F, false));
MusicFrames.Enqueue(new MusicFrame("Level 3 High Intensity", 420.521F, 441.391F, 485.217F, true));
MusicFrames.Enqueue(new MusicFrame("Credits", 485.217F, 535.304F, 566.000F, false));
mDeathFrame = new MusicFrame("Death", 542.912F, 542.912F, 560.000F, true);
mCurrentFrame = MusicFrames.Dequeue();
mOffset = AudioSettings.dspTime + 0.5;
// Setup the first music source to play
mMusicSources[0].PlayScheduled(mOffset);
mMusicSources[0].time = mCurrentFrame.IntroStartTime;
// Source 1 plays first
mAudioSourcePlaying = true;
// Setup AudioSource system swap helper variables
mSwapAudioSourceTime = AudioSettings.dspTime + mCurrentFrame.LoopStartTime - mCurrentFrame.IntroStartTime;
mSourceSwapped = true;
}
private void HandleTransition(MusicFrame transitionTo)
{
AudioSource toPlay = mMusicSources[mAudioSourcePlaying ? 1 : 0];
AudioSource toStop = mMusicSources[mAudioSourcePlaying ? 0 : 1];
mCurrentFrame = transitionTo;
toPlay.time = mCurrentFrame.IntroStartTime;
// Find the timestamp for the next bar end
int beat = GetBeat() % BarLength;
double timeBetweenBeats = 1 / mSourceBPS;
double timeToNextBeat = timeBetweenBeats - (GetTimeSinceBeat() * timeBetweenBeats);
// Find the number of beats to wait (number of beats to wait until transitioning, we usually transition on the first beat of each bar)
int beatsToWait = 0;
if (!mCurrentFrame.TransitionImmediately)
{
beatsToWait = BarLength - (beat + 1);
}
double transitionTime = beatsToWait * timeBetweenBeats + timeToNextBeat + AudioSettings.dspTime;
// If we transition immediately, we need to reset our offset, otherwise the bar count will get messed up
if (mCurrentFrame.TransitionImmediately)
{
mOffset = transitionTime;
}
toPlay.PlayScheduled(transitionTime);
toStop.SetScheduledEndTime(transitionTime);
mSwapAudioSourceTime = transitionTime;
mSourceSwapped = false;
Debug.Log($"Next track queued: {mCurrentFrame.Name}, time until transition: {transitionTime - AudioSettings.dspTime}");
}
public MainPage()
{
this.InitializeComponent();
MusicFrame.Navigate(MusicPage);
VideoFrame.Navigate(VideoPage);
}
