private void UpdateWeaponUI()
 {
     if (weaponUi != null && nowWeapon != null)
     {
         weaponUi.SetWeaponUI(nowWeapon.nowAmmo, nowWeapon.maxAmmo, nowWeapon.weapontype.ToString());
     }
     else if (nowWeapon == null && weaponUi != null)
     {
         weaponUi.SetWeaponUiDefault();
     }
 }