stage.setTitle("Convex Hull");
        final NumberAxis xAxis = new NumberAxis(0, ConvexHull.getHighestX(pointCount, ConvexHull.xVal)+5, 5);
        final NumberAxis yAxis = new NumberAxis(0, ConvexHull.getHighestY(pointCount, ConvexHull.yVal)+5, 5);
        final ScatterChart<Number, Number> sc = new
                ScatterChart<Number, Number>(xAxis, yAxis);
        final LineChart<Number, Number> lc = new
                LineChart<Number, Number>(xAxis, yAxis);

        XYChart.Series series = new XYChart.Series();
        for (int i = 0; i < pointCount; i++){
            series.getData().add(new XYChart.Data(ConvexHull.xVal[i],ConvexHull.yVal[i]));
        }

        XYChart.Series series1 = new XYChart.Series();
        for (int i = 0; i < pointCount; i++){
            series1.getData().add(new XYChart.Data(ConvexHull.xVal[i],ConvexHull.yVal[i]));
        }

        sc.getData().addAll(series);
        lc.getData().addAll(series1);

        Pane pane = new Pane();
        pane.getChildren().add(sc);
        pane.getChildren().add(lc);

        lc.setOpacity(0.5);

        Scene scene = new Scene(pane, 500, 400);
        stage.setScene(scene);
        stage.show();