void SetDefault()
    {
        state = new SceneState();

        for (int i = 0; i < item.Length; i++)
        {
            if (!string.IsNullOrEmpty(item[i].prefabName))
            {
                state.AddItem(new BaseData(item[i].gameObject, item[i].prefabName, item[i].transform.position));
            }
        }

        if (player != null && !string.IsNullOrEmpty(player.prefabName))
        {
            state.AddItem(new ShipData(player.gameObject, player.prefabName, player.transform.position));
        }
    }
    void InstantiateItem_inst(string prefabName, Vector3 position, Quaternion rotation)
    {
        GameObject obj = Resources.Load <GameObject>(prefabName);

        if (obj != null)
        {
            Instantiate(obj, position, rotation);

            state.AddItem(new BaseData(obj, prefabName, position));
        }
    }