public Backpack_State_Inhand(Backpack _backpack)
    {
        backpack   = _backpack;
        backpackFX = backpack.BackpackFX;
        rBody      = backpack.RBody;

        InputManager.Instance.InputActions.Backpack.Aim.performed += OnAimKeyPressed;
    }
 public Backpack_State_Idle(Backpack _backpack)
 {
     backpack   = _backpack;
     backpackFX = backpack.BackpackFX;
 }
 public Backpack_State_Inflight(Backpack _backpack)
 {
     backpack   = _backpack;
     backpackFX = backpack.BackpackFX;
 }