//constructer
 void Start()
 {
     rb        = GetComponent <Rigidbody2D>();
     er        = GetComponent <EyeRay>();
     er.Offset = Offset;
     health    = GetComponent <Health>();
 }
 /// <summary>
 /// Convert a FOVE SFVR_Ray into a Unity Ray.
 /// </summary>
 /// <param name="ray">The FOVE ray to convert</param>
 /// <returns>An equivalent Unity Ray object</returns>
 internal static Ray ToRay(this EyeRay ray)
 {
     return(new Ray(ray.origin.ToVector3(), ray.direction.ToVector3()));
 }