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blob - e37f2505d58993aa1d6f26eb18d4a07382039575
blob + 9f75a428b8abfcd21982ba3643b9e0f65dd99f42
--- Cargo.toml
+++ Cargo.toml
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
-sdl2 = "0.34"
+minifb = "0.19"
blob - 16bc5873d96993d60cac2593f8e46671427bee17
blob + 0e3692839de06b72b6833397caca69ba8fcdb64d
--- README.md
+++ README.md
yac8e is yet another Chip8 emulator, written in Rust.
-It will use SDL2 for video, audio and keyboard input.
+It will use [minifb](https://docs.rs/minifb/0.19.3/minifb/) for video and keyboard inputs.
blob - 90f40acbcae29e6deb41ee3c1b092bb3dd23b87d
blob + f44e934027f2c0dde619bc3bb5678aa4e4d4effe
--- src/drivers/video_driver.rs
+++ src/drivers/video_driver.rs
-use sdl2::render::Canvas;
-use sdl2::video::Window;
-use sdl2::pixels::Color;
+use minifb::{Window, WindowOptions};
-/// Contains the canvas to draw to.
+// TODO: cli arg
+const STRETCH_FACTOR: usize = 2;
+const WINDOW_WIDTH: usize = 64 * STRETCH_FACTOR;
+const WINDOW_HEIGHT: usize = 32 * STRETCH_FACTOR;
+
+/// Contains the window to draw to.
pub struct VideoDriver {
- canvas: Canvas<Window>,
+ window: Window,
}
impl VideoDriver {
- /// Create a new canvas from a sdl2 context.
- pub fn new(sdl_context: &sdl2::Sdl) -> Self {
- let video_subsystem = sdl_context.video().expect("unable to initialize video subsystem");
+ /// Create a new window.
+ pub fn new() -> Self {
+ let mut w = Window::new("yac8e", 64, 32, WindowOptions::default()).expect("Unable to open a window");
- let window = video_subsystem.window("yet another chip8 emulator", 64, 32)
- .position_centered()
- .build()
- .expect("unable to initialize video subsystem");
+ Self { window: w }
+ }
- let mut canvas = window.into_canvas().build().expect("unable to crate canvas");
- canvas.set_draw_color(Color::RGB(0, 255, 255));
- canvas.clear();
- canvas.present();
-
- Self { canvas: canvas }
+ /// Draw the given array to the window.
+ pub fn draw(&mut self, pixels: &[u32; WINDOW_WIDTH * WINDOW_HEIGHT]) {
+ self.window.update_with_buffer(pixels, WINDOW_WIDTH, WINDOW_HEIGHT).expect("Wrong buffer size");
}
- /// Draw the given array to the canvas.
- pub fn draw(&mut self, pixels: &[[u8; CHIP8_WIDTH]; CHIP8_HEIGHT]) {
+ /// Clears the window.
+ pub fn clear(&mut self) {
todo!();
}
}
blob - 956667c61a5dbe4d84da9cbde5083c4c49892d78
blob + 66927a6fa454baaa4883edc86a7461e617fb3f8c
--- src/main.rs
+++ src/main.rs
-extern crate sdl2;
mod chip8;
mod drivers;
use drivers::VideoDriver;
fn main() -> Result<(), String> {
- let sdl_context = sdl2::init().expect("unable to initialize sdl2");
- let v = VideoDriver::new(&sdl_context);
+ let v = VideoDriver::new();
std::thread::sleep(std::time::Duration::from_secs(1));
