public static void smooth(PointList pointList, double maxElevationDelta) {
        internSmooth(pointList, 0, pointList.size() - 1, maxElevationDelta);
    }
@Test
    public void smoothRamerNoMaximumFound() {
        PointList pl2 = new PointList(3, true);
        pl2.add(60.03307, 20.82262, 5.35);
        pl2.add(60.03309, 20.82269, 5.42);
        pl2.add(60.03307, 20.82262, 5.35);
        EdgeElevationSmoothingRamer.smooth(pl2, 10);
        assertEquals(3, pl2.size());
        assertEquals(5.35, pl2.getEle(0), 0.01);
        assertEquals(5.35, pl2.getEle(1), 0.01);
        assertEquals(5.35, pl2.getEle(2), 0.01);
    }