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+dependencies = [ + "proc-macro2", + "quote", + "xml-rs", +] + +[[package]] +name = "wayland-sys" +version = "0.29.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "be12ce1a3c39ec7dba25594b97b42cb3195d54953ddb9d3d95a7c3902bc6e9d4" +dependencies = [ + "dlib", + "lazy_static", + "pkg-config", +] + +[[package]] +name = "web-sys" +version = "0.3.61" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e33b99f4b23ba3eec1a53ac264e35a755f00e966e0065077d6027c0f575b0b97" +dependencies = [ + "js-sys", + "wasm-bindgen", +] + [[package]] name = "winapi" version = "0.3.9" @@ -332,3 +900,29 @@ name = "windows_x86_64_msvc" version = "0.42.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd" + +[[package]] +name = "x11-dl" +version = "2.21.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "38735924fedd5314a6e548792904ed8c6de6636285cb9fec04d5b1db85c1516f" +dependencies = [ + "libc", + "once_cell", + "pkg-config", +] + +[[package]] +name = "xcursor" +version = "0.3.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "463705a63313cd4301184381c5e8042f0a7e9b4bb63653f216311d4ae74690b7" +dependencies = [ + "nom", +] + +[[package]] +name = "xml-rs" +version = "0.8.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d2d7d3948613f75c98fd9328cfdcc45acc4d360655289d0a7d4ec931392200a3" diff --git a/Cargo.toml b/Cargo.toml index bfa26a0..4e93886 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -7,4 +7,5 @@ edition = "2021" [dependencies] clap = {version = "4.1.1", features = ["derive"]} -spin_sleep = "1.1.1" \ No newline at end of file +spin_sleep = "1.1.1" +minifb = "0.23" \ No newline at end of file diff --git a/src/main.rs b/src/main.rs index ce353de..bc27ccd 100644 --- a/src/main.rs +++ b/src/main.rs @@ -3,6 +3,7 @@ mod processor; use clap::{ArgGroup, Parser}; +use minifb::{Window, WindowOptions}; use processor::CPU; use std::{ fs, @@ -246,6 +247,9 @@ static mut PAUSE_QUEUED: bool = false; // static mut VERBOSE: bool = false; static VERBOSE: RwLock = RwLock::new(false); +const WIDTH: usize = 160; +const HEIGHT: usize = 144; + fn main() { let args = Args::parse(); { @@ -253,6 +257,20 @@ fn main() { *v = args.verbose; } + let buffer: Vec = vec![0; WIDTH * HEIGHT]; + + let mut window = Window::new( + "Test - ESC to exit", + WIDTH, + HEIGHT, + WindowOptions::default(), + ) + .unwrap_or_else(|e| { + panic!("{}", e); + }); + + window.update_with_buffer(&buffer, WIDTH, HEIGHT).unwrap(); + let rom: ROM = fs::read(args.rom).expect("Could not load ROM"); let bootrom: ROM = fs::read(args.bootrom).expect("Could not load BootROM"); let mut reg = Registers::default(); @@ -267,6 +285,8 @@ fn main() { last_instruction_addr: 0x0, vblank_timer: 0., vblank_remaining: 0, + window, + buffer, }; cpu_ram_init(&mut cpu); let mut cycle_num = 0; diff --git a/src/processor/mod.rs b/src/processor/mod.rs index 7dfd81d..96d8856 100644 --- a/src/processor/mod.rs +++ b/src/processor/mod.rs @@ -1,5 +1,7 @@ use std::{mem::transmute, time::Duration}; +use minifb::Window; + use crate::{processor::instructions::instructions::set, verbose_println, Memory}; mod instructions; @@ -25,6 +27,8 @@ pub struct CPU { pub last_instruction_addr: u16, pub vblank_timer: f64, pub vblank_remaining: u8, + pub window: Window, + pub buffer: Vec, } // Hz @@ -72,6 +76,7 @@ impl CPU { if self.vblank_remaining == 0 { self.memory .set(0xFF0F, clear_bit(self.memory.get(0xFF0F), 0)); + self.draw(); } } @@ -97,6 +102,8 @@ impl CPU { spin_sleep::sleep(Duration::from_secs_f64(secs / SPEEDUP)); } + fn draw(&mut self) {} + fn next_opcode(&mut self) -> u8 { let opcode = self.memory.get(self.reg.pc); self.reg.pc = self.reg.pc.wrapping_add(0x1);