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()
32 .with_resolution(SCREEN_WIDTH as u16, SCREEN_HEIGHT as u16)
34 .with_state(Box::new(ActiveState::new()))
35 .with_title("SDL test")
38 ("block", "res/block.bmp"),
39 ("mario", "res/mario-trans.png"),
42 let mut frame_count: u64 = 0;
43 let mut fps_time = PreciseTime::now();
44 let mut last_time = PreciseTime::now();
46 let mut mario_angle = 0.0;
49 app.canvas.set_draw_color(Color::RGB(0, 0, 0));
54 let offset = point!((SCREEN_WIDTH as i32 - (blocks + 1) * size) / 2, (SCREEN_HEIGHT as i32 - (blocks + 1) * size) / 2);
55 let block = app.sprites.get("block");
57 app.canvas.copy(block, None, Rect::new((i) * size + offset.x, offset.y, size as u32, size as u32)).unwrap();
58 app.canvas.copy(block, None, Rect::new((blocks - i) * size + offset.x, (blocks) * size + offset.y, size as u32, size as u32)).unwrap();
59 app.canvas.copy(block, None, Rect::new(offset.x, (blocks - i) * size + offset.y, size as u32, size as u32)).unwrap();
60 app.canvas.copy(block, None, Rect::new((blocks) * size + offset.x, (i) * size + offset.y, size as u32, size as u32)).unwrap();
65 let offset = point!((SCREEN_WIDTH as i32 - size) / 2, (SCREEN_HEIGHT as i32 - size) / 2);
66 let radius = 110.0 + size as f32 * 0.5;
67 let angle = (mario_angle as f32 - 90.0) * PI / 180.0;
68 let offset2 = point!((angle.cos() * radius) as i32, (angle.sin() * radius) as i32);
70 app.sprites.get("mario"),
71 None, Rect::new(offset.x + offset2.x, offset.y + offset2.y, size as u32, size as u32),
73 sdl2::rect::Point::new(size / 2, size / 2),
74 false, false).unwrap();
76 if mario_angle >= 360.0 { mario_angle -= 360.0 }
79 let p = point!((SCREEN_WIDTH / 2) as i16, (SCREEN_HEIGHT / 2) as i16);
80 app.canvas.circle(p.x, p.y, 100, Color::RGB(255, 255, 255)).unwrap();
81 app.canvas.aa_circle(p.x, p.y, 110, Color::RGB(255, 255, 255)).unwrap();
82 app.canvas.ellipse(p.x, p.y, 50, 100, Color::RGB(255, 255, 255)).unwrap();
83 app.canvas.aa_ellipse(p.x, p.y, 110, 55, Color::RGB(255, 255, 255)).unwrap();
86 // window.gl_swap_window();
87 for event in app.event_pump.poll_iter() {
89 Event::Quit { .. } | Event::KeyDown { keycode: Some(Keycode::Escape), .. } => {
92 Event::KeyDown { keycode: Some(Keycode::F11), .. } => {
93 match app.canvas.window().fullscreen_state() {
94 FullscreenType::Off => app.canvas.window_mut().set_fullscreen(FullscreenType::Desktop),
95 _ => app.canvas.window_mut().set_fullscreen(FullscreenType::Off)
98 Event::Window { win_event: WindowEvent::Resized(x, y), .. } => { println!("window resized({}, {})", x, y) }
99 Event::Window { win_event: WindowEvent::Maximized, .. } => { println!("window maximized") }
100 Event::Window { win_event: WindowEvent::Restored, .. } => { println!("window restored") }
101 Event::Window { win_event: WindowEvent::Enter, .. } => { println!("window enter") }
102 Event::Window { win_event: WindowEvent::Leave, .. } => { println!("window leave") }
103 Event::Window { win_event: WindowEvent::FocusGained, .. } => { println!("window focus gained") }
104 Event::Window { win_event: WindowEvent::FocusLost, .. } => { println!("window focus lost") }
105 _ => { app.state.on_event(event) }
109 let duration = last_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as Nanoseconds;
110 last_time = PreciseTime::now();
111 app.state.update(duration);
112 app.state.render(&mut app.canvas);
113 app.canvas.present();
116 if frame_count == FPS as u64 {
117 let duration = fps_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as f64 / 1_000_000_000.0;
118 println!("fps: {}", frame_count as f64 / duration);
120 fps_time = PreciseTime::now();