private void OnStreamingAudioPeriodicNotification(object sender, AudioTrack.PeriodicNotificationEventArgs args)
{
BeatStarted?.BeginInvoke(((nextBeat - 1) + totalBeats) % totalBeats, false, null, null);
AppendStreamingAudio(MixBeat(GetNotes(nextBeat)));
nextBeat = (nextBeat + 1) % totalBeats;
}
private void OnStreamingAudioPeriodicNotification(object sender, BufferCompletedEventArgs args)
#endif
{
//nextBeat refers to the next beat to generate - the current beat is the one before nextBeat
int currentBeat = ((nextBeat - 1) + song.BeatCount) % song.BeatCount;
//Call the BeatStarted callback on a separate thread
BeatStarted?.BeginInvoke(currentBeat, false, null, null);
//Mix the audio data for this beat
short[] data = MixBeat(song.NotesAtBeat(nextBeat));
//Make sure the track isnt disposed of after we check if it's playing
lock (trackDisposedOfSyncObject)
{
if (IsPlaying)
{
#if __ANDROID__
//Add the audio data to the track
playingTrack.Write(data, 0, data.Length);
#endif
#if __IOS__
//Copy the audio data to the buffer passed in to this method
unsafe
{
fixed(short *beatData = data)
{
args.UnsafeBuffer->CopyToAudioData((IntPtr)beatData, data.Length * 2);
}
}
//Add the buffer to the audio queue
audioQueue.EnqueueBuffer(args.IntPtrBuffer, data.Length * 2, null);
#endif
}
}
nextBeat = (nextBeat + 1) % song.BeatCount;
}
