void Start () {
visual = gameObject.GetComponent<VisualGuard> ();
player = proximityDetector.GetComponent<ProximityDetector> ().player;
setupProximityDetector ();
}
void Start ()
{
anim = gameObject.GetComponent<Animator> ();
visual = gameObject.GetComponent<VisualGuard> ();
opposite = Quaternion.Euler (0, 180, 0);
}