void Start()
    {
        // Fetch the needed scripts from the "Player" object
        GameObject Player = GameObject.FindGameObjectWithTag("Player");

        CycleICs = Player.GetComponent <CycleInitialConditions>();

        // Fetch the needed scripts from the "MainCamera" object
        _Camera  = GameObject.FindGameObjectWithTag("MainCamera");
        NBodySim = _Camera.GetComponent <NBodySim>();
    }
    private bool RightArrowDown;    // load up the next file

    void Start()
    {
        // Fetch the needed scripts from the "Player" object
        GameObject Player = GameObject.FindGameObjectWithTag("Player");

        MouseAndControllerLook = Player.GetComponent <SimpleSmoothMouseAndControllerLook>();
        ControllerInput        = Player.GetComponent <SimpleXboxControllerInput>();
        CycleICs = Player.GetComponent <CycleInitialConditions>();

        MouseAndControllerLook.enabled = false;          // disable MouseAndControllerLook by default to avoid disorientation of the person with the headset on

        // Fetch the needed script from the "Main Camera" object
        GameObject Camera = GameObject.FindGameObjectWithTag("MainCamera");

        NBodySim = Camera.GetComponent <NBodySim>();
    }