docs: public void addGreatCircle(final GeoPoint startPoint, final GeoPoint endPoint) {
          //	get the great circle path length in meters
          final int greatCircleLength = (int) startPoint.distanceToAsDouble(endPoint);
  
          //	add one point for every 100kms of the great circle path
          final int numberOfPoints = greatCircleLength/100000;
  
          addGreatCircle(startPoint, endPoint, numberOfPoints);
  	}