docs: private static boolean polylineContainsPolyline_(Polyline polyline_a,
  			Polyline polyline_b, double tolerance,
  			ProgressTracker progress_tracker) {
  		Envelope2D env_a = new Envelope2D(), env_b = new Envelope2D();
  		polyline_a.queryEnvelope2D(env_a);
  		polyline_b.queryEnvelope2D(env_b);
  
  		// Quick envelope rejection test for false equality.
  		if (!envelopeInfContainsEnvelope_(env_a, env_b, tolerance))
  			return false;
  
  		// Quick rasterize test to see whether the the geometries are disjoint.
  		if (tryRasterizedContainsOrDisjoint_(polyline_a, polyline_b, tolerance,
  				false) == Relation.disjoint)
  			return false;
  
  		return linearPathWithinLinearPath_(polyline_b, polyline_a, tolerance, false);
  	}