atreyabain/porcel8
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This commit is contained in:
Atreya Bain
2024-03-03 14:12:54 +05:30
parent 1e8997d324
commit 049748b243
2 changed files with 27 additions and 27 deletions
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46
src/main.rs
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@@ -29,11 +29,10 @@ fn main() {
let frame_buffer = get_frame_buffer();
let frame_buffer_for_display = Arc::clone(&frame_buffer);
let (sender,receiver) = std::sync::mpsc::channel();
let (sender, receiver) = std::sync::mpsc::channel();
let compute_handle = thread::spawn(move ||{
let mut device = Device::new(timer, frame_buffer);
let compute_handle = thread::Builder::new().name("Compute".to_string()).spawn(move || {
let mut device = Device::new(timer, frame_buffer);
device.set_default_font();
{
let rom = load_rom();
@@ -42,17 +41,19 @@ fn main() {
loop {
let val = receiver.try_recv();
if let Ok(()) = val{
if let Ok(()) = val {
break;
}else if let Err(std::sync::mpsc::TryRecvError::Disconnected) = val{
} else if let Err(std::sync::mpsc::TryRecvError::Disconnected) = val {
panic!("Disconnected");
}
device.cycle();
// Put a bit of delay to slow down execution
thread::sleep(Duration::from_nanos(500))
}
});
}).expect("Failed to launch thread");
let (mut canvas, mut event_pump) = initiate_sdl(8f32);
let mut fb_sdl = vec![0;3*Device::FRAME_BUFFER_SIZE];
let mut fb_sdl = vec![0; 3 * Device::FRAME_BUFFER_SIZE];
canvas.set_draw_color(Color::BLACK);
canvas.clear();
@@ -81,8 +82,8 @@ fn main() {
// The rest of the game loop goes here...
{
let lock = frame_buffer_for_display.lock().expect("Failed to get Display");
draw_screen(lock,&mut canvas,&mut fb_sdl);
let lock = frame_buffer_for_display.lock().expect("Failed to get Display");
draw_screen(lock, &mut canvas, &mut fb_sdl);
// log::info!("Framebuffer status: {:?}",lock);
}
canvas.present();
@@ -94,39 +95,38 @@ fn main() {
compute_handle.join().unwrap();
}
fn draw_screen(frame_buffer: MutexGuard<Box<[u8; 2048]>>, window_canvas: &mut WindowCanvas, x1: &mut Vec<u8>) {
for (i,pixel) in frame_buffer.iter().enumerate(){
x1[3*i] = *pixel;
x1[3*i+1] = *pixel ;
x1[3*i+2] = *pixel;
for (i, pixel) in frame_buffer.iter().enumerate() {
x1[3 * i] = *pixel;
x1[3 * i + 1] = *pixel;
x1[3 * i + 2] = *pixel;
}
drop(frame_buffer);
let tex_creator = window_canvas.texture_creator();
let mut tex = tex_creator.create_texture(PixelFormatEnum::RGB24, TextureAccess::Streaming, Device::FRAME_BUFFER_WIDTH as u32, Device::FRAME_BUFFER_HEIGHT as u32).expect("Failed to create tex");
tex.with_lock(None,|u,i|{
tex.with_lock(None, |u, i| {
u.copy_from_slice(x1);
}).expect("Unwrap tex");
window_canvas.copy(&tex,None,None).expect("Failed to set texture");
window_canvas.copy(&tex, None, None).expect("Failed to set texture");
}
fn get_frame_buffer() -> Arc<Mutex<Box<[u8; 2048]>>> {
Arc::new(Mutex::new(vec![0u8; Device::FRAME_BUFFER_SIZE].into_boxed_slice().try_into().unwrap()))
}
const ROM_SIZE:usize = 4096 - 0x200;
fn load_rom()->[u8;ROM_SIZE]{
let mut rom_slice = [0u8;ROM_SIZE];
const ROM_SIZE: usize = 4096 - 0x200;
fn load_rom() -> [u8; ROM_SIZE] {
let mut rom_slice = [0u8; ROM_SIZE];
let mut file = File::open("roms/ibm_logo.ch8").expect("could not open");
file.read(&mut rom_slice).expect("Unwrap");
rom_slice
}
fn initiate_sdl(draw_scale:f32) -> (WindowCanvas, EventPump) {
fn initiate_sdl(draw_scale: f32) -> (WindowCanvas, EventPump) {
let sdl_context = sdl2::init().unwrap();
let video_subsystem = sdl_context.video().unwrap();
// let audio_subsystem = sdl_context.audio().unwrap();
@@ -140,7 +140,7 @@ fn initiate_sdl(draw_scale:f32) -> (WindowCanvas, EventPump) {
let window_width = (Device::FRAME_BUFFER_WIDTH as f32 * draw_scale) as u32;
let window_height = (Device::FRAME_BUFFER_HEIGHT as f32 * draw_scale) as u32;
let window = video_subsystem.window("porcel8", window_width,window_height)
let window = video_subsystem.window("porcel8", window_width, window_height)
.position_centered()
.build()
.unwrap();