Migrated display to custom crate
Things still need to be ironed out, mainly in the display crate, but the system is working
This commit is contained in:
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7a13325eb0
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27585d6440
1698
Cargo.lock
generated
1698
Cargo.lock
generated
File diff suppressed because it is too large
Load Diff
@ -9,8 +9,11 @@ edition = "2021"
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log = "0.4.14"
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chrono = "0.4.19"
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fern = "0.6.0"
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winit = "0.24.0"
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mini_gl_fb = "0.9.0"
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bitflags = "1.3.2"
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rusttype = "0.9.2"
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canvas = "0.1.0"
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[patch.crates-io]
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canvas = { git = "https://git.steins7.ovh/Steins7/canvas.git", branch = "dev" }
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cgmath = { path = "cgmath" }
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303
src/main.rs
303
src/main.rs
@ -1,120 +1,241 @@
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#[allow(unused_imports)]
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use log::{debug, error, info, trace, warn};
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use std::{
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rc::Rc,
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cell::RefCell,
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time::Instant,
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fmt::Write,
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};
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mod cpu;
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use cpu::Cpu;
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mod bus;
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mod peripherals;
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mod utils;
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fn main() -> Result<(), &'static str> {
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use utils::{Pixel, PixelBuffer, FontRenderer, DisplayBuffer};
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use winit::{
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event_loop::EventLoop,
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dpi::LogicalSize,
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};
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use mini_gl_fb::config;
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use std::{
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fmt::Write,
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rc::Rc,
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cell::RefCell,
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time::Instant,
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};
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use peripherals::mapper::Nrom128;
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// setup
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setup_logger().map_err(|_| "Failed to setup logger")?;
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mod utils;
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let mut event_loop = EventLoop::new();
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let config = config! {
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window_title: "Test".to_string(),
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window_size: LogicalSize::new(1280.0, 720.0),
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invert_y: false,
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use canvas::{
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Application,
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Canvas,
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sprite::{Sprite, TextureSprite, TextSprite, Center},
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utils::{Size, Color, Position},
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};
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let mut fb = mini_gl_fb::get_fancy(config, &event_loop);
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let mut buffer = PixelBuffer::new(1280, 720);
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let mut renderer = FontRenderer::new(20.0, [0u8, 0, 0]);
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use utils::DisplayBuffer;
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struct EmulatorState {
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pub screen: Rc<RefCell<DisplayBuffer>>,
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pub screen_sprite: TextureSprite,
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pub pattern_table: Rc<RefCell<DisplayBuffer>>,
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pub pattern_sprite: TextureSprite,
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pub fps_text: TextSprite,
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pub debug_text: TextSprite,
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pub cpu: Cpu<Nrom128>,
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pub start: Instant,
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}
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struct NesEmulator {}
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impl Application<EmulatorState> for NesEmulator {
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fn init(canvas: &mut Canvas) -> Result<EmulatorState, &'static str> {
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let start = Instant::now();
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let screen_texture = canvas
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.create_texture(Size {w: 256, h: 240}, Some(Color::RED.into()))
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.unwrap();
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let mut screen_sprite = canvas.create_texture_sprite(Size {w: 256 * 2, h: 240 * 2});
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screen_sprite.set_texture(screen_texture.clone(), None, 0.5);
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screen_sprite.set_center(Center::BotLeft);
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screen_sprite.set_position(Position {x: 100, y: 200});
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let screen = Rc::new(RefCell::new(DisplayBuffer::from_texture(screen_texture)));
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let pattern_texture = canvas
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.create_texture(Size {w: 256, h: 128}, Some(Color::BLUE.into()))
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.unwrap();
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let mut pattern_sprite = canvas.create_texture_sprite(Size {w: 256, h: 128});
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pattern_sprite.set_texture(pattern_texture.clone(), None, 1.0);
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pattern_sprite.set_center(Center::BotLeft);
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pattern_sprite.set_position(Position {x: 100, y: 50});
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let pattern_table = Rc::new(RefCell::new(DisplayBuffer::from_texture(pattern_texture)));
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let mut fps_text = canvas.create_text_sprite("00", Size {w: 20, h: 20}, 20.0);
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fps_text.set_center(Center::TopLeft);
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fps_text.set_position(Position {x:0, y:720});
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let mut debug_text = canvas.create_text_sprite("00", Size {w: 300, h: 600}, 20.0);
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debug_text.set_center(Center::BotLeft);
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debug_text.set_position(Position {x:700, y:50});
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// first image
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let mapper = Rc::new(RefCell::new(Nrom128::new(false)));
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let mut screen = Rc::new(RefCell::new(DisplayBuffer::new(256, 240)));
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let pattern_table = Rc::new(RefCell::new(DisplayBuffer::new(256, 128)));
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let mut cpu = Cpu::new(mapper, screen.clone(), pattern_table.clone());
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let mut debug_str = String::new();
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//write!(debug_str, "{:#?}", cpu).unwrap();
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buffer.fill([0, 0], [1280, 720], Pixel::rgba(255, 255, 255, 255));
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//renderer.draw(&mut buffer, &debug_str, [20, 20], [760, 560]);
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let cpu = Cpu::new(mapper, screen.clone(), pattern_table.clone());
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let vec: Vec<[u8; 4]> = (&buffer).into();
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fb.update_buffer(&vec);
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let mut update = false;
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let mut refresh = true;
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let mut start = Instant::now();
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canvas.clear();
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canvas.update();
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// event loop
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fb.glutin_handle_basic_input(&mut event_loop, |fb, input| {
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use winit::event::VirtualKeyCode;
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// wait for input before updating
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// close if escape is pressed
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if input.key_pressed(VirtualKeyCode::Escape) {
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return false
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Ok(EmulatorState {
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screen,
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screen_sprite,
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pattern_table,
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pattern_sprite,
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fps_text,
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debug_text,
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cpu,
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start,
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})
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}
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// execute next cpu instruction (step mode)
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if input.key_pressed(VirtualKeyCode::S) {
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cpu.tick();
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refresh = true;
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fn tick(state: &mut EmulatorState, canvas: &mut Canvas) -> Result<(), &'static str> {
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let frame_time = state.start.elapsed().as_secs_f32();
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state.start = Instant::now();
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canvas.clear();
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state.cpu.tick();
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if state.screen.borrow_mut().is_ready {
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state.screen.borrow_mut().is_ready = false;
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}
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if input.key_pressed(VirtualKeyCode::R) {
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update = true;
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}
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canvas.draw(&mut state.screen_sprite);
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canvas.draw(&mut state.pattern_sprite);
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if input.key_pressed(VirtualKeyCode::C) {
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update = false;
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refresh = true;
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}
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if update {
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cpu.tick();
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if screen.borrow_mut().is_ready {
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screen.borrow_mut().is_ready = false;
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refresh = true;
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}
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input.wait = false;
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} else {
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input.wait = true;
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}
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if refresh {
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refresh = false;
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let frame_time = start.elapsed().as_secs_f32();
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start = Instant::now();
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let mut fps_str = String::new();
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write!(fps_str, "{} fps", 1.0/frame_time).unwrap();
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state.fps_text.set_text(&fps_str);
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canvas.draw(&mut state.fps_text);
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let mut debug_str = String::new();
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buffer.fill([0, 0], [1280, 720], Pixel::rgba(255, 255, 255, 255));
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write!(debug_str, "{} fps", 1.0/frame_time);
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renderer.draw(&mut buffer, &debug_str, [1, 1], [20, 20]);
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debug_str = String::new();
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write!(debug_str, "{:#?}", cpu).unwrap();
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renderer.draw(&mut buffer, &debug_str, [600, 20], [760, 560]);
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buffer.embbed([20, 20], &screen.borrow().buffer, 2);
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write!(debug_str, "{:#?}", state.cpu).unwrap();
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state.debug_text.set_text(&debug_str);
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canvas.draw(&mut state.debug_text);
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let vec: Vec<[u8; 4]> = (&buffer).into();
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fb.update_buffer(&vec);
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}
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true
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});
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canvas.update();
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Ok(())
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}
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}
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fn main() -> Result<(), &'static str> {
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setup_logger()
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.map_err(|_| "Failed to setup logger")?;
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canvas::run_canvas("NES emulator", Size {w: 1280, h: 720}, NesEmulator {});
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}
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// use utils::{Pixel, PixelBuffer, FontRenderer, DisplayBuffer};
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// use glutin::{
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// dpi::LogicalSize,
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// event_loop::EventLoop,
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// };
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// use mini_gl_fb::config;
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// use std::{
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// fmt::Write,
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// rc::Rc,
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// cell::RefCell,
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// time::Instant,
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// };
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// use peripherals::mapper::Nrom128;
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// use std::ops::Deref;
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//
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// // setup
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// setup_logger().map_err(|_| "Failed to setup logger")?;
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//
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// let mut event_loop = EventLoop::new();
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// let config = config! {
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// window_title: "Test".to_string(),
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// window_size: LogicalSize::new(1280.0, 720.0),
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// invert_y: false,
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// };
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// let mut fb = mini_gl_fb::get_fancy(config, event_loop.deref());
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// let mut buffer = PixelBuffer::new(1280, 720);
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// let mut renderer = FontRenderer::new(20.0, [0u8, 0, 0]);
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//
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// // first image
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// let mapper = Rc::new(RefCell::new(Nrom128::new(false)));
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// let mut screen = Rc::new(RefCell::new(DisplayBuffer::new(256, 240)));
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// let pattern_table = Rc::new(RefCell::new(DisplayBuffer::new(256, 128)));
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// let mut cpu = Cpu::new(mapper, screen.clone(), pattern_table.clone());
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// let mut debug_str = String::new();
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// //write!(debug_str, "{:#?}", cpu).unwrap();
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// buffer.fill([0, 0], [1280, 720], Pixel::rgba(255, 255, 255, 255));
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// //renderer.draw(&mut buffer, &debug_str, [20, 20], [760, 560]);
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//
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// let vec: Vec<[u8; 4]> = (&buffer).into();
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// fb.update_buffer(&vec);
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// let mut update = false;
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// let mut refresh = true;
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// let mut start = Instant::now();
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//
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// // event loop
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// fb.glutin_handle_basic_input(&mut event_loop, |fb, input| {
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// use glutin::event::VirtualKeyCode;
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//
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// // wait for input before updating
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//
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// // close if escape is pressed
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// if input.key_pressed(VirtualKeyCode::Escape) {
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// return false
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// }
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//
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// // execute next cpu instruction (step mode)
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// if input.key_pressed(VirtualKeyCode::S) {
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// cpu.tick();
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// refresh = true;
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// }
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//
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// if input.key_pressed(VirtualKeyCode::R) {
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// update = true;
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// }
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//
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// if input.key_pressed(VirtualKeyCode::C) {
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// update = false;
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// refresh = true;
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// }
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//
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// if update {
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// cpu.tick();
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//
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// if screen.borrow_mut().is_ready {
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// screen.borrow_mut().is_ready = false;
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// refresh = true;
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// }
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//
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// input.wait = false;
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// } else {
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// input.wait = true;
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// }
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//
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// if refresh {
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// refresh = false;
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//
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// let frame_time = start.elapsed().as_secs_f32();
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// start = Instant::now();
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//
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// let mut debug_str = String::new();
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// buffer.fill([0, 0], [1280, 720], Pixel::rgba(255, 255, 255, 255));
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// write!(debug_str, "{} fps", 1.0/frame_time);
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// renderer.draw(&mut buffer, &debug_str, [1, 1], [20, 20]);
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// debug_str = String::new();
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// write!(debug_str, "{:#?}", cpu).unwrap();
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// renderer.draw(&mut buffer, &debug_str, [600, 20], [760, 560]);
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// buffer.embbed([20, 20], &screen.borrow().buffer, 2);
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//
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// let vec: Vec<[u8; 4]> = (&buffer).into();
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// fb.update_buffer(&vec);
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// }
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//
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// true
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// });
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//
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// Ok(())
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//}
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fn setup_logger() -> Result<(), fern::InitError> {
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@ -129,7 +250,7 @@ fn setup_logger() -> Result<(), fern::InitError> {
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message
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))
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})
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.level(log::LevelFilter::Debug)
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.level(log::LevelFilter::Error)
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.chain(std::io::stdout())
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.chain(fern::log_file("output.log")?)
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.apply()?;
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@ -122,7 +122,7 @@ impl<M: Mapper> Ppu<M> {
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use crate::utils::Pixel;
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self.screen.borrow_mut()
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.buffer.put_pixel(
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.set_pixel(
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self.dot.into(),
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self.line.into(),
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Pixel::rgba(self.data.into(), 0, 0, 255));
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@ -1,19 +1,33 @@
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use super::PixelBuffer;
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use super::Pixel;
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use canvas::texture::TextureHandle;
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//--------------------------------------------------------------------------------------------------
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pub struct DisplayBuffer {
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pub buffer: PixelBuffer,
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pub is_ready: bool,
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texture: TextureHandle,
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}
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impl DisplayBuffer {
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pub fn new(w: usize, h: usize) -> Self {
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pub fn from_texture(texture: TextureHandle) -> Self {
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Self {
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buffer: PixelBuffer::new(w, h),
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texture,
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is_ready: false,
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}
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}
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pub fn set_pixel(&mut self, x: usize, y: usize, pixel: Pixel) {
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self.texture.set_pixel(
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canvas::utils::Position {x: x.try_into().unwrap(), y: y.try_into().unwrap()},
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canvas::utils::Pixel {
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r: pixel.r,
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g: pixel.g,
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b: pixel.b,
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a: pixel.a,
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});
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}
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}
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Block a user