1use plotters::prelude::*;
2const OUT_FILE_NAME: &'static str = "plotters-doc-data/3d-plot.svg";
3fn main() -> Result<(), Box<dyn std::error::Error>> {
4 let area = SVGBackend::new(OUT_FILE_NAME, (1024, 760)).into_drawing_area();
5
6 area.fill(&WHITE)?;
7
8 let x_axis = (-3.0..3.0).step(0.1);
9 let z_axis = (-3.0..3.0).step(0.1);
10
11 let mut chart = ChartBuilder::on(&area)
12 .caption(format!("3D Plot Test"), ("sans", 20))
13 .build_cartesian_3d(x_axis.clone(), -3.0..3.0, z_axis.clone())?;
14
15 chart.with_projection(|mut pb| {
16 pb.yaw = 0.5;
17 pb.scale = 0.9;
18 pb.into_matrix()
19 });
20
21 chart
22 .configure_axes()
23 .light_grid_style(BLACK.mix(0.15))
24 .max_light_lines(3)
25 .draw()?;
26
27 chart
28 .draw_series(
29 SurfaceSeries::xoz(
30 (-30..30).map(|f| f as f64 / 10.0),
31 (-30..30).map(|f| f as f64 / 10.0),
32 |x, z| (x * x + z * z).cos(),
33 )
34 .style(BLUE.mix(0.2).filled()),
35 )?
36 .label("Surface")
37 .legend(|(x, y)| Rectangle::new([(x + 5, y - 5), (x + 15, y + 5)], BLUE.mix(0.5).filled()));
38
39 chart
40 .draw_series(LineSeries::new(
41 (-100..100)
42 .map(|y| y as f64 / 40.0)
43 .map(|y| ((y * 10.0).sin(), y, (y * 10.0).cos())),
44 &BLACK,
45 ))?
46 .label("Line")
47 .legend(|(x, y)| PathElement::new(vec![(x, y), (x + 20, y)], &BLACK));
48
49 chart
50 .configure_series_labels()
51 .border_style(&BLACK)
52 .draw()?;
53
54 // To avoid the IO failure being ignored silently, we manually call the present function
55 area.present().expect("Unable to write result to file, please make sure 'plotters-doc-data' dir exists under current dir");
56 println!("Result has been saved to {}", OUT_FILE_NAME);
57 Ok(())
58}
59#[test]
60fn entry_point() {
61 main().unwrap()
62}
63