5 use std::f32::consts::PI;
7 use sdl2::event::Event;
8 use sdl2::event::WindowEvent;
9 use sdl2::gfx::primitives::DrawRenderer;
10 use sdl2::keyboard::Keycode;
11 use sdl2::pixels::Color;
13 use sdl2::video::FullscreenType;
14 use time::PreciseTime;
20 #[macro_use] mod common;
24 const SCREEN_WIDTH: u32 = 1280;
25 const SCREEN_HEIGHT: u32 = (SCREEN_WIDTH as f64 * (1440.0 / 2560.0)) as u32;
27 const NS_PER_FRAME: u32 = 1_000_000_000 / FPS;
30 println!("starting...");
31 let mut app = App::new();
33 ("block", "res/block.bmp"),
34 ("mario", "res/mario-trans.png"),
37 let mut frame_count: u64 = 0;
38 let mut fps_time = PreciseTime::now();
39 let mut last_time = PreciseTime::now();
41 let mut mario_angle = 0.0;
44 app.canvas.set_draw_color(Color::RGB(0, 0, 0));
49 let offset = point!((SCREEN_WIDTH as i32 - (blocks + 1) * size) / 2, (SCREEN_HEIGHT as i32 - (blocks + 1) * size) / 2);
50 let block = app.sprites.get("block");
52 app.canvas.copy(block, None, Rect::new((i) * size + offset.x, (0) * size + offset.y, size as u32, size as u32)).unwrap();
53 app.canvas.copy(block, None, Rect::new((blocks - i) * size + offset.x, (blocks) * size + offset.y, size as u32, size as u32)).unwrap();
54 app.canvas.copy(block, None, Rect::new((0) * size + offset.x, (blocks - i) * size + offset.y, size as u32, size as u32)).unwrap();
55 app.canvas.copy(block, None, Rect::new((blocks) * size + offset.x, (i) * size + offset.y, size as u32, size as u32)).unwrap();
60 let offset = point!((SCREEN_WIDTH as i32 - size) / 2, (SCREEN_HEIGHT as i32 - size) / 2);
61 let radius = 110.0 + size as f32 * 0.5;
62 let angle = (mario_angle as f32 - 90.0) * PI / 180.0;
63 let offset2 = point!((angle.cos() * radius) as i32, (angle.sin() * radius) as i32);
64 app.canvas.copy_ex(app.sprites.get("mario"), None, Rect::new(offset.x + offset2.x, offset.y + offset2.y, size as u32, size as u32), mario_angle, sdl2::rect::Point::new(size / 2, size / 2), false, false).unwrap();
66 if mario_angle >= 360.0 { mario_angle -= 360.0 }
69 let p = point!((SCREEN_WIDTH / 2) as i16, (SCREEN_HEIGHT / 2) as i16);
70 app.canvas.circle(p.x, p.y, 100, Color::RGB(255, 255, 255)).unwrap();
71 app.canvas.aa_circle(p.x, p.y, 110, Color::RGB(255, 255, 255)).unwrap();
72 app.canvas.ellipse(p.x, p.y, 50, 100, Color::RGB(255, 255, 255)).unwrap();
73 app.canvas.aa_ellipse(p.x, p.y, 110, 55, Color::RGB(255, 255, 255)).unwrap();
76 // window.gl_swap_window();
77 for event in app.event_pump.poll_iter() {
79 Event::Quit { .. } | Event::KeyDown { keycode: Some(Keycode::Escape), .. } => {
82 Event::KeyDown { keycode: Some(Keycode::F11), .. } => {
83 match app.canvas.window().fullscreen_state() {
84 FullscreenType::Off => app.canvas.window_mut().set_fullscreen(FullscreenType::Desktop),
85 _ => app.canvas.window_mut().set_fullscreen(FullscreenType::Off)
88 Event::Window { win_event: WindowEvent::Resized(x, y), .. } => { println!("window resized({}, {})", x, y) }
89 Event::Window { win_event: WindowEvent::Maximized, .. } => { println!("window maximized") }
90 Event::Window { win_event: WindowEvent::Restored, .. } => { println!("window restored") }
91 Event::Window { win_event: WindowEvent::Enter, .. } => { println!("window enter") }
92 Event::Window { win_event: WindowEvent::Leave, .. } => { println!("window leave") }
93 Event::Window { win_event: WindowEvent::FocusGained, .. } => { println!("window focus gained") }
94 Event::Window { win_event: WindowEvent::FocusLost, .. } => { println!("window focus lost") }
95 _ => { app.state.on_event(event) }
99 let duration = last_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as Nanoseconds;
100 last_time = PreciseTime::now();
101 app.state.update(duration);
102 app.state.render(&mut app.canvas);
103 app.canvas.present();
106 if frame_count == FPS as u64 {
107 let duration = fps_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as f64 / 1_000_000_000.0;
108 println!("fps: {}", frame_count as f64 / duration);
110 fps_time = PreciseTime::now();