81     fn point() -> Point {

    81     fn point() -> Point {

    82         Point::new(rnd(WIDTH as i32), rnd(HEIGHT as i32))

    82         Point::new(rnd(WIDTH as i32), rnd(HEIGHT as i32))

    83     }

    83     }

    84 

    84 

    85     let mut land = Land2D::new(WIDTH as usize, HEIGHT as usize, 0);

    85     let mut land = Land2D::new(WIDTH as usize, HEIGHT as usize, 0);

    87         land.draw_thick_line(point(), point(), rnd(5), u32::max_value());

    87         land.draw_thick_line(point(), point(), rnd(5), u32::max_value());

    88     }

    90     }

    89 

    91 

    90     fill_texture(&mut land_surf, &land);

    92     fill_texture(&mut land_surf, &land);

    91 

    93 

    92     let mut win_surf = window.surface(&pump).unwrap();

    94     let mut win_surf = window.surface(&pump).unwrap();