/// <summary>
/// 依照3d位置，取得cell的資料
/// </summary>
/// <param name="pos"></param>
/// <returns></returns>
public CellData GetCell(Vector3 pos)
{
int x = 0;
int z = 0;
MapUtility.GetCellIndexBy3dPosition(pos, CenterPosition, MapSizeX, MapSizeZ, ref x, ref z);
return(MapDataCollection.GetCell(x, z));
}