/// <summary>
/// </summary>
/// <param name="gameTime"></param>
public void Update(GameTime gameTime)
{
if (!AudioEngine.Track.IsPlaying || Qua.TimingPoints.Count == 0)
{
return;
}
var time = AudioEngine.Track.Time + ConfigManager.GlobalAudioOffset.Value;
var point = Qua.GetTimingPointAt(time);
if (time < point.StartTime)
{
LastBeat = -1;
return;
}
// Get the total amount of beats that'll be played for the timing point.
// This can depend on if the user wants 8 beats or 4.
var totalBeats = (time - point.StartTime) / (point.MillisecondsPerBeat / (ConfigManager.EditorMetronomePlayHalfBeats.Value ? 2 : 1));
CurrentTotalBeats = (int)Math.Floor(totalBeats);
CurrentBeat = (int)totalBeats % 4;
// Play samples
if (CurrentTotalBeats == 0 && LastTotalBeats < 0 || CurrentBeat != LastBeat)
{
if (CurrentBeat == 0)
{
MeasureTickSample.CreateChannel().Play();
}
else
{
BeatTickSample.CreateChannel().Play();
}
}
// Keep track of the last beat & last total beats in the current frame, so we know when to play
// the next sample.
LastBeat = CurrentBeat;
LastTotalBeats = CurrentTotalBeats;
}
/// <inheritdoc />
/// <summary>
/// </summary>
public void Dispose()
{
BeatTickSample?.Dispose();
MeasureTickSample?.Dispose();
}
