# File lib/geo_ruby/simple_features/polygon.rb, line 141
      def self.from_points(point_sequences, srid=DEFAULT_SRID,with_z=false,with_m=false)
        polygon = new(srid,with_z,with_m)
        polygon.concat( point_sequences.collect {|points| LinearRing.from_points(points,srid,with_z,with_m) } )
        polygon

      end