code: public static Point2i convert(Tuple2D<?> tuple) {
  		if (tuple instanceof Point2i) {
  			return (Point2i) tuple;
  		}
  		return new Point2i(tuple.getX(), tuple.getY());
  	}
docs: Convert the given tuple to a real Point2i.
  
  <p>If the given tuple is already a Point2i, it is replied.
  
  @param tuple the tuple.
  @return the Point2i.
  @since 14.0