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@voidtuxic
Created December 19, 2013 11:23
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C# Metronome for Unity3D
using UnityEngine;
using System.Collections;
public delegate void MetronomeEvent(Metronome metronome);
public class Metronome : MonoBehaviour {
public int Base;
public int Step;
public float BPM;
public int CurrentStep = 1;
public int CurrentMeasure;
private float interval;
private float nextTime;
public event MetronomeEvent OnTick;
public event MetronomeEvent OnNewMeasure;
// Use this for initialization
void Start () {
StartMetronome();
}
// Update is called once per frame
void Update () {
}
public void StartMetronome()
{
StopCoroutine("DoTick");
CurrentStep = 1;
var multiplier = Base / 4f;
var tmpInterval = 60f / BPM;
interval = tmpInterval / multiplier;
nextTime = Time.time;
StartCoroutine("DoTick");
}
IEnumerator DoTick()
{
for (; ; )
{
if (CurrentStep == 1 && OnNewMeasure != null)
OnNewMeasure(this);
if (OnTick != null)
OnTick(this);
nextTime += interval;
yield return new WaitForSeconds(nextTime - Time.time);
CurrentStep++;
if (CurrentStep > Step)
{
CurrentStep = 1;
CurrentMeasure++;
}
}
}
}
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