void CmdInitPlayer(NetworkInstanceId _netId)
    {
        NetworkMan netMan = GameObject.Find("Network").GetComponent <NetworkMan>();

        netMan.EditPlayerId(connectionToClient, _netId);
        netMan.AddObjectToPlayer(_netId, gameObject);
    }
    void CmdSpawn(NetworkInstanceId _netId)
    {
        var obj = (GameObject)Instantiate(
            prefab_player,
            transform.position + new Vector3(0, 1, 0),
            Quaternion.identity);

        NetworkServer.Spawn(obj);

        NetworkMan netMan = GameObject.Find("Network").GetComponent <NetworkMan>();

        netMan.AddObjectToPlayer(_netId, obj);
        obj.GetComponent <PlayerNetwork>().idGM = _netId;

        TargetGetObj(connectionToClient, obj);
    }