code: private static boolean polylineDisjointPoint_(Polyline polyline_a,
  			Point point_b, double tolerance, ProgressTracker progress_tracker) {
  		// Quick rasterize test to see whether the the geometries are disjoint.
  		if (tryRasterizedContainsOrDisjoint_(polyline_a, point_b, tolerance,
  				false) == Relation.disjoint)
  			return true;
  
  		Point2D pt_b = point_b.getXY();
  		return !linearPathIntersectsPoint_(polyline_a, pt_b, tolerance);
  	}
docs: Returns true if polyline_a is disjoint from point_b.