@Override
  public Geometry worldGeometry() {
    // we expect outer polygons to appear before inner ones, so process ones with larger areas first
    return worldGeometry != null ? worldGeometry :
      (worldGeometry = GeoUtils.sortPolygonsByAreaDescending(GeoUtils.latLonToWorldCoords(latLonGeometry)));
  }
Returns a new feature with OSM relation info and metadata. Useful for setting up inputs for OSM unit tests.
planetiler-core/src/main/java/com/onthegomap/planetiler/reader/SimpleFeature.java