private void traceContour(
float[][] grid,
int[] cell,
double level,
double west,
double north,
double cellSize,
GeoSet levelGeoSet) {
GeoPath geoPath = traceContour(grid, cell, level, west, north, cellSize);
if (geoPath != null && geoPath.getPointsCount() > 1) {
levelGeoSet.add(geoPath);
}
}
