private static NtsSpatialContext CreateNtsContext(SpatialOptions options) { if (options.Type == SpatialFieldType.Cartesian) { var nts = new NtsSpatialContext(new GeometryFactory(), false, new CartesianDistCalc(), null); nts.GetWorldBounds().Reset(options.MinX, options.MaxX, options.MinY, options.MaxY); return nts; } return GeoContext; }