From 4c0f41e274a0054db344bdb03ce75e3808f7828d Mon Sep 17 00:00:00 2001 From: Denis Nutiu Date: Sun, 17 Nov 2024 23:07:20 +0200 Subject: [PATCH] Initial commit --- .gitignore | 1 + .idea/.gitignore | 8 ++ .idea/Chip8Emulator.iml | 11 ++ .idea/modules.xml | 8 ++ .idea/vcs.xml | 6 ++ Cargo.lock | 230 ++++++++++++++++++++++++++++++++++++++++ Cargo.toml | 8 ++ src/emulator.rs | 44 ++++++++ src/main.rs | 10 ++ 9 files changed, 326 insertions(+) create mode 100644 .gitignore create mode 100644 .idea/.gitignore create mode 100644 .idea/Chip8Emulator.iml create mode 100644 .idea/modules.xml create mode 100644 .idea/vcs.xml create mode 100644 Cargo.lock create mode 100644 Cargo.toml create mode 100644 src/emulator.rs create mode 100644 src/main.rs diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..ea8c4bf --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +/target diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000..13566b8 --- /dev/null +++ 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Emulator { + memory: [u8; 4096] +} + +impl Emulator { + pub fn new() -> Emulator { + let mut emulator = Emulator { + memory: [0; 4096], + }; + + emulator.load_font_data(); + + emulator + } + + fn load_font_data(&mut self) { + info!("Loading font data..."); + const FONT_SPRITES: [u8; 80] = [ + 0xF0, 0x90, 0x90, 0x90, 0xF0, // 0 + 0x20, 0x60, 0x20, 0x20, 0x70, // 1 + 0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2 + 0xF0, 0x10, 0xF0, 0x10, 0xF0, // 3 + 0x90, 0x90, 0xF0, 0x10, 0x10, // 4 + 0xF0, 0x80, 0xF0, 0x10, 0xF0, // 5 + 0xF0, 0x80, 0xF0, 0x90, 0xF0, // 6 + 0xF0, 0x10, 0x20, 0x40, 0x40, // 7 + 0xF0, 0x90, 0xF0, 0x90, 0xF0, // 8 + 0xF0, 0x90, 0xF0, 0x10, 0xF0, // 9 + 0xF0, 0x90, 0xF0, 0x90, 0x90, // A + 0xE0, 0x90, 0xE0, 0x90, 0xE0, // B + 0xF0, 0x80, 0x80, 0x80, 0xF0, // C + 0xE0, 0x90, 0x90, 0x90, 0xE0, // D + 0xF0, 0x80, 0xF0, 0x80, 0xF0, // E + 0xF0, 0x80, 0xF0, 0x80, 0x80 // F + ]; + FONT_SPRITES.iter().enumerate().for_each(|i| { + self.memory[0xf0 + i.0] = *i.1 + }); + info!("Loaded font data..."); + debug!("Memory:\n{}\n", format!("{:?}", self.memory)) + } +} \ No newline at end of file diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..73ef58d --- /dev/null +++ b/src/main.rs @@ -0,0 +1,10 @@ +use crate::emulator::Emulator; +use env_logger; + +mod emulator; + +fn main() { + env_logger::init(); + + let emulator = Emulator::new(); +}