use std::f32::consts::PI;
-use rand::Rng;
use sdl2::event::Event;
use sdl2::event::WindowEvent;
-use sdl2::EventPump;
use sdl2::gfx::primitives::DrawRenderer;
use sdl2::keyboard::Keycode;
use sdl2::pixels::Color;
use sdl2::rect::Rect;
-use sdl2::render::BlendMode;
-use sdl2::render::Canvas;
use sdl2::video::FullscreenType;
-use sdl2::video::Window;
use time::PreciseTime;
-use boll::{Boll, CircleBoll, SquareBoll};
+use game::app::*;
use common::Point2D;
-use sprites::SpriteManager;
+mod game;
#[macro_use] mod common;
mod boll;
mod sprites;
const FPS: u32 = 60;
const NS_PER_FRAME: u32 = 1_000_000_000 / FPS;
-type Bollar = Vec<Box<dyn Boll>>;
-
-struct App {
- canvas: Canvas<Window>,
- event_pump: EventPump,
- sprites: SpriteManager,
-}
-
-impl App {
- fn new() -> App {
- let context = sdl2::init().unwrap();
- sdl2::image::init(sdl2::image::InitFlag::PNG).unwrap();
- let window = context.video().unwrap().window("SDL test", SCREEN_WIDTH, SCREEN_HEIGHT)
- .position_centered()
- .opengl()
- .build()
- .unwrap();
- context.mouse().show_cursor(false);
- let mut canvas = window.into_canvas().build().unwrap();
- canvas.set_blend_mode(BlendMode::Add);
- canvas.set_draw_color(Color::RGB(0, 0, 0));
- canvas.clear();
- canvas.present();
- let event_pump = context.event_pump().unwrap();
- let sprites = SpriteManager::new(canvas.texture_creator());
- App {
- canvas,
- event_pump,
- sprites,
- }
- }
-
- fn load_sprites(&mut self, sprites: &[(&'static str, &str)]) {
- for (name, file) in sprites {
- self.sprites.load(name, file);
- }
- }
-}
-
fn main() {
println!("starting...");
- let mut app = App::new();
+ let mut app = App::new()
+ .with_resolution(SCREEN_WIDTH as u16, SCREEN_HEIGHT as u16)
+ .with_state(Box::new(ActiveState::new()))
+ .with_title("SDL test")
+ .build()
+ .unwrap();
app.load_sprites(&[
("block", "res/block.bmp"),
("mario", "res/mario-trans.png"),
let mut frame_count: u64 = 0;
let mut fps_time = PreciseTime::now();
-
- let mut bolls: Bollar = Bollar::new();
- let mut boll_size = 1;
+ let mut last_time = PreciseTime::now();
let mut mario_angle = 0.0;
'running: loop {
- let loop_start = PreciseTime::now();
app.canvas.set_draw_color(Color::RGB(0, 0, 0));
app.canvas.clear();
{
let offset = point!((SCREEN_WIDTH as i32 - (blocks + 1) * size) / 2, (SCREEN_HEIGHT as i32 - (blocks + 1) * size) / 2);
let block = app.sprites.get("block");
for i in 0..blocks {
- app.canvas.copy(block, None, Rect::new((i) * size + offset.x, (0) * size + offset.y, size as u32, size as u32)).unwrap();
+ app.canvas.copy(block, None, Rect::new((i) * size + offset.x, offset.y, size as u32, size as u32)).unwrap();
app.canvas.copy(block, None, Rect::new((blocks - i) * size + offset.x, (blocks) * size + offset.y, size as u32, size as u32)).unwrap();
- app.canvas.copy(block, None, Rect::new((0) * size + offset.x, (blocks - i) * size + offset.y, size as u32, size as u32)).unwrap();
+ app.canvas.copy(block, None, Rect::new(offset.x, (blocks - i) * size + offset.y, size as u32, size as u32)).unwrap();
app.canvas.copy(block, None, Rect::new((blocks) * size + offset.x, (i) * size + offset.y, size as u32, size as u32)).unwrap();
}
}
let radius = 110.0 + size as f32 * 0.5;
let angle = (mario_angle as f32 - 90.0) * PI / 180.0;
let offset2 = point!((angle.cos() * radius) as i32, (angle.sin() * radius) as i32);
- 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();
+ 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();
mario_angle += 1.0;
if mario_angle >= 360.0 { mario_angle -= 360.0 }
}
app.canvas.aa_ellipse(p.x, p.y, 110, 55, Color::RGB(255, 255, 255)).unwrap();
}
- for b in &mut bolls {
- b.update();
- b.draw(&mut app.canvas, boll_size);
- }
-
// window.gl_swap_window();
for event in app.event_pump.poll_iter() {
match event {
_ => app.canvas.window_mut().set_fullscreen(FullscreenType::Off)
}.unwrap();
}
- Event::KeyDown { keycode: Some(Keycode::KpPlus), .. } => { boll_size = std::cmp::min(boll_size + 1, 32) }
- Event::KeyDown { keycode: Some(Keycode::KpMinus), .. } => { boll_size = std::cmp::max(boll_size - 1, 1) }
- Event::MouseMotion { x, y, .. } => {
- bolls.push(Box::new(CircleBoll::new(
- point!(x as f64, y as f64),
- point!(0.0, 0.0),
- )))
- }
Event::Window { win_event: WindowEvent::Resized(x, y), .. } => { println!("window resized({}, {})", x, y) }
Event::Window { win_event: WindowEvent::Maximized, .. } => { println!("window maximized") }
Event::Window { win_event: WindowEvent::Restored, .. } => { println!("window restored") }
Event::Window { win_event: WindowEvent::Leave, .. } => { println!("window leave") }
Event::Window { win_event: WindowEvent::FocusGained, .. } => { println!("window focus gained") }
Event::Window { win_event: WindowEvent::FocusLost, .. } => { println!("window focus lost") }
- _ => {}
+ _ => { app.state.on_event(event) }
}
}
- app.canvas.present();
- match loop_start.to(PreciseTime::now()).num_nanoseconds() {
- Some(ns) if ns < (NS_PER_FRAME - 50_0000) as i64 => { change_boll_count(&mut bolls, 100) }
- Some(ns) if ns > (NS_PER_FRAME + 50_0000) as i64 => { change_boll_count(&mut bolls, -100) }
- _ => {}
- }
+ let duration = last_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as Nanoseconds;
+ last_time = PreciseTime::now();
+ app.state.update(duration);
+ app.state.render(&mut app.canvas);
+ app.canvas.present();
frame_count += 1;
if frame_count == FPS as u64 {
}
}
- println!("number of bolls: {}", bolls.len());
-}
-
-fn change_boll_count(mut bolls: &mut Bollar, delta: i32) {
- if delta > 0 {
- for _i in 0..delta {
- add_boll(&mut bolls);
- }
- } else if delta < 0 {
- for _i in 0..delta {
- bolls.pop();
- }
- }
-}
-
-fn add_boll(bolls: &mut Bollar) {
- let mut rng = rand::thread_rng();
- bolls.push(Box::new(SquareBoll {
- pos: point!(rng.gen_range(0, SCREEN_WIDTH) as f64, rng.gen_range(0, SCREEN_HEIGHT) as f64),
- vel: point!(rng.gen_range(-2.0, 2.0), rng.gen_range(-2.0, 2.0)),
- }));
+ app.state.leave();
}
Dolda2000 GitWeb / kaka / rust-sdl-test.git / blobdiff