GridGenerator.Ymirror C# (CSharp) Method

    public void Ymirror()
    {
        List<List<GameObject>> grids = GetGridData();
        int head;
        int tail;
        for(int i=0;i<grids.Count;i++)
        {
            head = 0;
            tail = grids[i].Count-1;
            while(head<tail){
                grids[i][tail].GetComponent<TnGAttribute>().MirrorTnGAttributesFrom(grids[i][head].GetComponent<TnGAttribute>());
                head ++;
                tail --;
            }
        }
        UpdateGridMap();
    }