public static void InvokeOnAbsorved(Bullet bullet, ColoredBody body_hit)
 {
     if (OnAbsorved != null)
     {
         OnAbsorved(bullet, body_hit);
     }
 }
 public static void InvokeOnHit(Bullet bullet, ColoredBody body_hit)
 {
     if (OnHit != null)
     {
         OnHit(bullet, body_hit);
     }
 }