TickManager

using UnityEngine;
using System;
using System.Collections;
using System.Collections.Generic;

public class TickManager : MonoBehaviour
{
    #region Variables
    private static TickManager m_instance;
    public static TickManager Instance
    {
        get { return m_instance ?? ( m_instance = ( new GameObject( "TickManager" ) ).AddComponent<TickManager>() ); }
    }

    public event Action lateFixedUpdate;
    #endregion

    #region Methods
    // Use to send informationen between scripts
    private void Awake()
    {
        if ( m_instance == null )
        {
            m_instance = this;
        }
        else
        {
            Debug.LogError( "Multiple tick manager scripts found! Make sure to have only ONE manager gameObject in your scene!" );
            Destroy( this );
            return;
        }
        StartCoroutine( FixedTick() );
    }

    IEnumerator FixedTick()
    {
        while ( true )
        {
            if ( lateFixedUpdate != null )
            {
                lateFixedUpdate();
            }
            yield return new WaitForFixedUpdate();
        }
    }
    #endregion
}