42 lines
1.2 KiB
Rust
42 lines
1.2 KiB
Rust
extern crate sdl2;
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use sdl2::event::Event;
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use sdl2::keyboard::Keycode;
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use sdl2::pixels::Color;
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use std::time::Duration;
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pub fn main() {
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let sdl_context = sdl2::init().unwrap();
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let video_subsystem = sdl_context.video().unwrap();
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let window = video_subsystem
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.window("rust-sdl2 demo", 800, 600)
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.position_centered()
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.build()
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.unwrap();
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let mut canvas = window.into_canvas().build().unwrap();
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canvas.set_draw_color(Color::RGB(0, 255, 255));
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canvas.clear();
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canvas.present();
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let mut event_pump = sdl_context.event_pump().unwrap();
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let mut i = 0;
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'running: loop {
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i = (i + 1) % 255;
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canvas.set_draw_color(Color::RGB(i, 64, 255 - i));
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canvas.clear();
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for event in event_pump.poll_iter() {
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match event {
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Event::Quit { .. }
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| Event::KeyDown {
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keycode: Some(Keycode::Escape),
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..
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} => break 'running,
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_ => {}
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}
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}
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// The rest of the game loop goes here...
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canvas.present();
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::std::thread::sleep(Duration::new(0, 1_000_000_000u32 / 60));
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}
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}
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