public static Vector3 CFXZ(Vector3 startPos, Vector3 endPos)
        {
            int     startCellIndex = m_Nav.GetCellIndex(startPos);
            int     finalCellIndex = 0;
            Vector3 finalPos       = new Vector3();

            m_Nav.CFXZ(startCellIndex, startPos, endPos, ref finalPos, ref finalCellIndex);
            return(finalPos);
        }