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rand = "0.8"
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@@ -0,0 +1,463 @@
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use rand::Rng;
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// use chrono::Local;
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const FONTSET_SIZE: usize = 80;
|
||||
|
||||
const FONTSET: [u8; FONTSET_SIZE] = [
|
||||
0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
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||||
0x20, 0x60, 0x20, 0x20, 0x70, // 1
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0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
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0xF0, 0x10, 0xF0, 0x10, 0xF0, // 3
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0x90, 0x90, 0xF0, 0x10, 0x10, // 4
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0xF0, 0x80, 0xF0, 0x10, 0xF0, // 5
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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
|
||||
];
|
||||
|
||||
|
||||
|
||||
const RAM_SIZE: usize = 4096;
|
||||
const REGISTER_COUNT: usize = 16;
|
||||
const STACK_SIZE: usize = 16;
|
||||
const NUM_KEYS: usize = 16;
|
||||
|
||||
pub const SCREEN_HEIGHT: usize = 32;
|
||||
pub const SCREEN_WIDTH: usize = 64;
|
||||
|
||||
const START_ADDR: u16 = 0x200;
|
||||
|
||||
pub struct Emu {
|
||||
programm_counter: u16, // to keep count at which instruction we are
|
||||
ram: [u8; RAM_SIZE],
|
||||
|
||||
screen: [bool; SCREEN_WIDTH * SCREEN_HEIGHT],
|
||||
pressed_keys: [bool; NUM_KEYS],
|
||||
|
||||
registers: [u8; REGISTER_COUNT],
|
||||
i_register: u16,
|
||||
|
||||
stack_pointer: u16,
|
||||
stack: [u16; STACK_SIZE],
|
||||
|
||||
delay_timer: u8, // performs any action after finished
|
||||
sound_timer: u8, // plays sound after finished
|
||||
}
|
||||
|
||||
impl Emu {
|
||||
|
||||
// NEW INSTANCE
|
||||
|
||||
pub fn new() -> Self {
|
||||
let mut new_instance = Self {
|
||||
programm_counter: START_ADDR,
|
||||
ram: [0; RAM_SIZE],
|
||||
|
||||
screen: [false; SCREEN_WIDTH * SCREEN_HEIGHT],
|
||||
pressed_keys: [false; NUM_KEYS],
|
||||
|
||||
registers: [0; REGISTER_COUNT],
|
||||
i_register: 0,
|
||||
|
||||
stack_pointer: 0,
|
||||
stack: [0; STACK_SIZE],
|
||||
|
||||
delay_timer: 0, // performs any action after finished
|
||||
sound_timer: 0, // plays sound after finished
|
||||
|
||||
};
|
||||
|
||||
new_instance.ram[..FONTSET_SIZE].copy_from_slice(&FONTSET);
|
||||
|
||||
new_instance
|
||||
}
|
||||
|
||||
// RESET INSTANCE
|
||||
|
||||
pub fn reset(&mut self) {
|
||||
self.programm_counter = START_ADDR;
|
||||
self.ram = [0; RAM_SIZE];
|
||||
self.screen = [false; SCREEN_WIDTH * SCREEN_HEIGHT];
|
||||
self.registers = [0; REGISTER_COUNT];
|
||||
self.i_register = 0;
|
||||
self.stack_pointer = 0;
|
||||
self.stack = [0; STACK_SIZE];
|
||||
self.pressed_keys = [false; NUM_KEYS];
|
||||
self.delay_timer = 0;
|
||||
self.sound_timer = 0;
|
||||
|
||||
self.ram[..FONTSET_SIZE].copy_from_slice(&FONTSET);
|
||||
}
|
||||
|
||||
// EXPOSE TO FRONTEND
|
||||
|
||||
pub fn get_display(&self) -> &[bool] {
|
||||
&self.screen
|
||||
}
|
||||
|
||||
pub fn keypress(&mut self, id: usize, pressed: bool) {
|
||||
self.pressed_keys[id] = pressed;
|
||||
}
|
||||
|
||||
pub fn load(&mut self, data: &[u8]) {
|
||||
let start = START_ADDR as usize;
|
||||
let end = (START_ADDR as usize) + data.len();
|
||||
self.ram[start..end].copy_from_slice(data);
|
||||
}
|
||||
|
||||
// STACK
|
||||
|
||||
fn push(&mut self, val:u16) {
|
||||
self.stack[self.stack_pointer as usize] = val;
|
||||
self.stack_pointer += 1;
|
||||
}
|
||||
|
||||
fn pop(&mut self) -> u16 {
|
||||
self.stack_pointer -= 1;
|
||||
self.stack[self.stack_pointer as usize]
|
||||
}
|
||||
|
||||
|
||||
// CPU
|
||||
|
||||
pub fn tick(&mut self) {
|
||||
// fetch
|
||||
let opcode = self.fetch();
|
||||
// decode and execute
|
||||
self.better_execute(opcode);
|
||||
|
||||
// let timestamp = Local::now().format("%H:%M:%S.%f").to_string();
|
||||
// println!("[{}] {:?}", timestamp, self.pressed_keys);
|
||||
|
||||
}
|
||||
|
||||
fn fetch(&mut self) -> u16 {
|
||||
let higher_byte = self.ram[self.programm_counter as usize] as u16;
|
||||
let lower_byte = self.ram[(self.programm_counter + 1) as usize] as u16;
|
||||
let opcode: u16 = (higher_byte << 8) | lower_byte;
|
||||
// println!("opcode loaded: {:0x}", opcode);
|
||||
self.programm_counter += 2;
|
||||
|
||||
opcode
|
||||
}
|
||||
|
||||
fn better_execute(&mut self, op: u16) {
|
||||
let digit1 = (op & 0xF000) >> 12;
|
||||
let digit2 = (op & 0x0F00) >> 8;
|
||||
let digit3 = (op & 0x00F0) >> 4;
|
||||
let digit4 = op & 0x000F;
|
||||
|
||||
match (digit1, digit2, digit3, digit4) {
|
||||
// NOP
|
||||
(0, 0, 0, 0) => return,
|
||||
// CLS
|
||||
(0, 0, 0xE, 0) => {
|
||||
self.screen = [false; SCREEN_WIDTH * SCREEN_HEIGHT];
|
||||
},
|
||||
// RET
|
||||
(0, 0, 0xE, 0xE) => {
|
||||
let ret_addr = self.pop();
|
||||
self.programm_counter = ret_addr;
|
||||
},
|
||||
// JMP NNN
|
||||
(1, _, _, _) => {
|
||||
let nnn = op & 0xFFF;
|
||||
self.programm_counter = nnn;
|
||||
},
|
||||
// CALL NNN
|
||||
(2, _, _, _) => {
|
||||
let nnn = op & 0xFFF;
|
||||
self.push(self.programm_counter);
|
||||
self.programm_counter = nnn;
|
||||
},
|
||||
// SKIP VX == NN
|
||||
(3, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let nn = (op & 0xFF) as u8;
|
||||
if self.registers[x] == nn {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// SKIP VX != NN
|
||||
(4, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let nn = (op & 0xFF) as u8;
|
||||
if self.registers[x] != nn {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// SKIP VX == VY
|
||||
(5, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
if self.registers[x] == self.registers[y] {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// VX = NN
|
||||
(6, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let nn = (op & 0xFF) as u8;
|
||||
self.registers[x] = nn;
|
||||
},
|
||||
// VX += NN
|
||||
(7, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let nn = (op & 0xFF) as u8;
|
||||
self.registers[x] = self.registers[x].wrapping_add(nn);
|
||||
},
|
||||
// VX = VY
|
||||
(8, _, _, 0) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
self.registers[x] = self.registers[y];
|
||||
},
|
||||
// VX |= VY
|
||||
(8, _, _, 1) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
self.registers[x] |= self.registers[y];
|
||||
},
|
||||
// VX &= VY
|
||||
(8, _, _, 2) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
self.registers[x] &= self.registers[y];
|
||||
},
|
||||
// VX ^= VY
|
||||
(8, _, _, 3) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
self.registers[x] ^= self.registers[y];
|
||||
},
|
||||
// VX += VY
|
||||
(8, _, _, 4) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
|
||||
let (new_vx, carry) = self.registers[x].overflowing_add(self.registers[y]);
|
||||
let new_vf = if carry { 1 } else { 0 };
|
||||
|
||||
self.registers[x] = new_vx;
|
||||
self.registers[0xF] = new_vf;
|
||||
},
|
||||
// VX -= VY
|
||||
(8, _, _, 5) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
|
||||
let (new_vx, borrow) = self.registers[x].overflowing_sub(self.registers[y]);
|
||||
let new_vf = if borrow { 0 } else { 1 };
|
||||
|
||||
self.registers[x] = new_vx;
|
||||
self.registers[0xF] = new_vf;
|
||||
},
|
||||
// VX >>= 1
|
||||
(8, _, _, 6) => {
|
||||
let x = digit2 as usize;
|
||||
let lsb = self.registers[x] & 1;
|
||||
self.registers[x] >>= 1;
|
||||
self.registers[0xF] = lsb;
|
||||
},
|
||||
// VX = VY - VX
|
||||
(8, _, _, 7) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
|
||||
let (new_vx, borrow) = self.registers[y].overflowing_sub(self.registers[x]);
|
||||
let new_vf = if borrow { 0 } else { 1 };
|
||||
|
||||
self.registers[x] = new_vx;
|
||||
self.registers[0xF] = new_vf;
|
||||
},
|
||||
// VX <<= 1
|
||||
(8, _, _, 0xE) => {
|
||||
let x = digit2 as usize;
|
||||
let msb = (self.registers[x] >> 7) & 1;
|
||||
self.registers[x] <<= 1;
|
||||
self.registers[0xF] = msb;
|
||||
},
|
||||
// SKIP VX != VY
|
||||
(9, _, _, 0) => {
|
||||
let x = digit2 as usize;
|
||||
let y = digit3 as usize;
|
||||
if self.registers[x] != self.registers[y] {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// I = NNN
|
||||
(0xA, _, _, _) => {
|
||||
let nnn = op & 0xFFF;
|
||||
self.i_register = nnn;
|
||||
},
|
||||
// JMP V0 + NNN
|
||||
(0xB, _, _, _) => {
|
||||
let nnn = op & 0xFFF;
|
||||
self.programm_counter = (self.registers[0] as u16) + nnn;
|
||||
},
|
||||
// VX = rand() & NN
|
||||
(0xC, _, _, _) => {
|
||||
let x = digit2 as usize;
|
||||
let nn = (op & 0xFF) as u8;
|
||||
let rng: u8 = rand::thread_rng().gen();
|
||||
self.registers[x] = rng & nn;
|
||||
},
|
||||
// DRAW
|
||||
(0xD, _, _, _) => {
|
||||
// Get the (x, y) coords for our sprite
|
||||
let x_coord = self.registers[digit2 as usize] as u16;
|
||||
let y_coord = self.registers[digit3 as usize] as u16;
|
||||
// The last digit determines how many rows high our sprite is
|
||||
let num_rows = digit4;
|
||||
|
||||
// Keep track if any pixels were flipped
|
||||
let mut flipped = false;
|
||||
// Iterate over each row of our sprite
|
||||
for y_line in 0..num_rows {
|
||||
// Determine which memory address our row's data is stored
|
||||
let addr = self.i_register + y_line as u16;
|
||||
let pixels = self.ram[addr as usize];
|
||||
// Iterate over each column in our row
|
||||
for x_line in 0..8 {
|
||||
// Use a mask to fetch current pixel's bit. Only flip if a 1
|
||||
if (pixels & (0b1000_0000 >> x_line)) != 0 {
|
||||
// Sprites should wrap around screen, so apply modulo
|
||||
let x = (x_coord + x_line) as usize % SCREEN_WIDTH;
|
||||
let y = (y_coord + y_line) as usize % SCREEN_HEIGHT;
|
||||
|
||||
// Get our pixel's index in the 1D screen array
|
||||
let idx = x + SCREEN_WIDTH * y;
|
||||
// Check if we're about to flip the pixel and set
|
||||
flipped |= self.screen[idx];
|
||||
self.screen[idx] ^= true;
|
||||
}
|
||||
}
|
||||
}
|
||||
// Populate VF register
|
||||
if flipped {
|
||||
self.registers[0xF] = 1;
|
||||
} else {
|
||||
self.registers[0xF] = 0;
|
||||
}
|
||||
},
|
||||
// SKIP KEY PRESS
|
||||
(0xE, _, 9, 0xE) => {
|
||||
let x = digit2 as usize;
|
||||
let vx = self.registers[x];
|
||||
let key = self.pressed_keys[vx as usize];
|
||||
if key {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// SKIP KEY RELEASE
|
||||
(0xE, _, 0xA, 1) => {
|
||||
let x = digit2 as usize;
|
||||
let vx = self.registers[x];
|
||||
let key = self.pressed_keys[vx as usize];
|
||||
if !key {
|
||||
self.programm_counter += 2;
|
||||
}
|
||||
},
|
||||
// VX = DT
|
||||
(0xF, _, 0, 7) => {
|
||||
let x = digit2 as usize;
|
||||
self.registers[x] = self.delay_timer;
|
||||
},
|
||||
// WAIT KEY
|
||||
(0xF, _, 0, 0xA) => {
|
||||
let x = digit2 as usize;
|
||||
let mut pressed = false;
|
||||
for i in 0..self.pressed_keys.len() {
|
||||
if self.pressed_keys[i] {
|
||||
self.registers[x] = i as u8;
|
||||
pressed = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if !pressed {
|
||||
// Redo opcode
|
||||
self.programm_counter -= 2;
|
||||
}
|
||||
},
|
||||
// DT = VX
|
||||
(0xF, _, 1, 5) => {
|
||||
let x = digit2 as usize;
|
||||
self.delay_timer = self.registers[x];
|
||||
},
|
||||
// ST = VX
|
||||
(0xF, _, 1, 8) => {
|
||||
let x = digit2 as usize;
|
||||
self.sound_timer = self.registers[x];
|
||||
},
|
||||
// I += VX
|
||||
(0xF, _, 1, 0xE) => {
|
||||
let x = digit2 as usize;
|
||||
let vx = self.registers[x] as u16;
|
||||
self.i_register = self.i_register.wrapping_add(vx);
|
||||
},
|
||||
// I = FONT
|
||||
(0xF, _, 2, 9) => {
|
||||
let x = digit2 as usize;
|
||||
let c = self.registers[x] as u16;
|
||||
self.i_register = c * 5;
|
||||
},
|
||||
// BCD
|
||||
(0xF, _, 3, 3) => {
|
||||
let x = digit2 as usize;
|
||||
let vx = self.registers[x] as f32;
|
||||
|
||||
// Fetch the hundreds digit by dividing by 100 and tossing the decimal
|
||||
let hundreds = (vx / 100.0).floor() as u8;
|
||||
// Fetch the tens digit by dividing by 10, tossing the ones digit and the decimal
|
||||
let tens = ((vx / 10.0) % 10.0).floor() as u8;
|
||||
// Fetch the ones digit by tossing the hundreds and the tens
|
||||
let ones = (vx % 10.0) as u8;
|
||||
|
||||
self.ram[self.i_register as usize] = hundreds;
|
||||
self.ram[(self.i_register + 1) as usize] = tens;
|
||||
self.ram[(self.i_register + 2) as usize] = ones;
|
||||
},
|
||||
// STORE V0 - VX
|
||||
(0xF, _, 5, 5) => {
|
||||
let x = digit2 as usize;
|
||||
let i = self.i_register as usize;
|
||||
for idx in 0..=x {
|
||||
self.ram[i + idx] = self.registers[idx];
|
||||
}
|
||||
},
|
||||
// LOAD V0 - VX
|
||||
(0xF, _, 6, 5) => {
|
||||
let x = digit2 as usize;
|
||||
let i = self.i_register as usize;
|
||||
for idx in 0..=x {
|
||||
self.registers[idx] = self.ram[i + idx];
|
||||
}
|
||||
},
|
||||
(_, _, _, _) => unimplemented!("Unimplemented opcode: {:#04x}", op),
|
||||
}
|
||||
}
|
||||
// TIMERS
|
||||
|
||||
pub fn tick_timers(&mut self) {
|
||||
// println!("ticked timer");
|
||||
if self.delay_timer > 0 {
|
||||
self.delay_timer -= 1;
|
||||
}
|
||||
|
||||
if self.sound_timer > 0 {
|
||||
if self.sound_timer == 1 {
|
||||
// beep
|
||||
}
|
||||
self.sound_timer -= 1;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Generated
+854
@@ -0,0 +1,854 @@
|
||||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
|
||||
version = 3
|
||||
|
||||
[[package]]
|
||||
name = "ahash"
|
||||
version = "0.3.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e8fd72866655d1904d6b0997d0b07ba561047d070fbe29de039031c641b61217"
|
||||
|
||||
[[package]]
|
||||
name = "aho-corasick"
|
||||
version = "1.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
|
||||
dependencies = [
|
||||
"memchr",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "android-tzdata"
|
||||
version = "0.1.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
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||||
|
||||
[dependencies]
|
||||
chip8_core = { path = "../chip8_core" }
|
||||
raylib = { version = "5.0" }
|
||||
@@ -0,0 +1,263 @@
|
||||
use chip8_core::*;
|
||||
use raylib::prelude::*;
|
||||
|
||||
use std::env;
|
||||
use std::fs::File;
|
||||
use std::io::Read;
|
||||
use std::process;
|
||||
use std::collections::HashMap;
|
||||
|
||||
use raylib::consts::KeyboardKey::*;
|
||||
// use std::io;
|
||||
|
||||
const WIN_SCALE_FAC: u32 = 15;
|
||||
const WIN_WIDTH: u32 = (SCREEN_WIDTH as u32) * WIN_SCALE_FAC;
|
||||
const WIN_HEIGHT: u32 = (SCREEN_HEIGHT as u32) * WIN_SCALE_FAC;
|
||||
|
||||
const TPS: u32 = 60;
|
||||
const FPS: u32= 244;
|
||||
|
||||
#[allow(dead_code)]
|
||||
struct EmuSettings {
|
||||
tps: u32,
|
||||
fps: u32,
|
||||
}
|
||||
|
||||
struct UI {
|
||||
game_keymap: HashMap<KeyboardKey, u8>,
|
||||
theme: HashMap<String, String>,
|
||||
|
||||
clock_timer: f32,
|
||||
|
||||
rl: RaylibHandle,
|
||||
thread: RaylibThread,
|
||||
|
||||
canvas: Image,
|
||||
|
||||
emulator: Emu,
|
||||
emu_settings: EmuSettings,
|
||||
_emu_keymap: HashMap<String, KeyboardKey>,
|
||||
|
||||
args: Vec<String>,
|
||||
}
|
||||
|
||||
impl UI {
|
||||
pub fn new() -> Self {
|
||||
// init raylib window
|
||||
let (mut raylib_handle, raylib_thread) = raylib::init()
|
||||
.resizable()
|
||||
.size(WIN_WIDTH as i32, WIN_HEIGHT as i32)
|
||||
.title("Chip8 emulator")
|
||||
.build();
|
||||
|
||||
raylib_handle.set_trace_log(TraceLogLevel::LOG_NONE);
|
||||
raylib_handle.set_target_fps(FPS);
|
||||
|
||||
let args: Vec<_> = env::args().collect();
|
||||
if args.len() != 2 {
|
||||
println!("ERROR: invalid args!");
|
||||
process::exit(0);
|
||||
}
|
||||
|
||||
let mut instance = UI {
|
||||
game_keymap: Self::get_game_keymap(),
|
||||
|
||||
clock_timer: 0.,
|
||||
|
||||
theme: HashMap::from([("".to_string(),"".to_string())]),
|
||||
|
||||
rl: raylib_handle,
|
||||
thread: raylib_thread,
|
||||
canvas: Image::gen_image_color(SCREEN_WIDTH as i32, SCREEN_HEIGHT as i32, Color::GREENYELLOW),
|
||||
|
||||
emulator: Emu::new(),
|
||||
emu_settings: EmuSettings {
|
||||
fps: FPS,
|
||||
tps: TPS,
|
||||
},
|
||||
_emu_keymap: Self::get_emu_keymap(),
|
||||
|
||||
args: args,
|
||||
};
|
||||
|
||||
instance.set_theme_preset("light_green".to_string());
|
||||
|
||||
instance
|
||||
}
|
||||
|
||||
fn main_loop(&mut self) {
|
||||
while !self.rl.window_should_close() {
|
||||
self.emulator.tick();
|
||||
self.update_clock();
|
||||
|
||||
self.handle_input();
|
||||
|
||||
self.render_game();
|
||||
}
|
||||
}
|
||||
|
||||
fn handle_input(&mut self) {
|
||||
for (ray_key, key_id) in &self.game_keymap {
|
||||
if self.rl.is_key_down(ray_key.clone()) {
|
||||
self.emulator.keypress(key_id.clone() as usize, true);
|
||||
}
|
||||
else {
|
||||
self.emulator.keypress(key_id.clone() as usize, false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn render_game(&mut self) {
|
||||
let screenbuffer = self.emulator.get_display();
|
||||
|
||||
for x in 0..SCREEN_WIDTH {
|
||||
for y in 0..SCREEN_HEIGHT {
|
||||
let pixel_color = if screenbuffer[x + SCREEN_WIDTH * y] {
|
||||
self.get_ui_col("FG".to_string())
|
||||
} else {
|
||||
self.get_ui_col("BG".to_string())
|
||||
};
|
||||
|
||||
self.canvas.draw_pixel(x as i32, y as i32, pixel_color);
|
||||
}
|
||||
}
|
||||
|
||||
let texture = self.rl.load_texture_from_image(&self.thread, &self.canvas).unwrap();
|
||||
let rom_path = self.args[1].clone();
|
||||
let path_col = self.get_ui_col("FILE".to_string());
|
||||
|
||||
let mut d = self.rl.begin_drawing(&self.thread);
|
||||
|
||||
d.clear_background(Color::RED);
|
||||
|
||||
d.draw_texture_ex(&texture, Vector2::new(0.,0.), 0., (WIN_SCALE_FAC) as f32, Color::WHITE);
|
||||
|
||||
|
||||
let text_width = d.measure_text(&rom_path.as_str(), 20) as u32;
|
||||
let x_pos = ((WIN_WIDTH - text_width) as f32) * 0.5;
|
||||
|
||||
d.draw_text(&self.args[1], x_pos as i32, 12, 20, path_col);
|
||||
d.draw_fps(400, 200);
|
||||
}
|
||||
|
||||
fn update_clock(&mut self) {
|
||||
self.clock_timer += self.rl.get_frame_time();
|
||||
|
||||
if self.clock_timer >= 1. / (self.emu_settings.tps as f32) {
|
||||
self.emulator.tick_timers();
|
||||
self.clock_timer = 0.;
|
||||
}
|
||||
}
|
||||
|
||||
fn load_rom(&mut self, path: Option<String>) {
|
||||
let mut load_path = self.args[1].clone();
|
||||
if path.is_some() {
|
||||
load_path = path.expect("You really shouldnt see this");
|
||||
}
|
||||
|
||||
let mut rom = File::open(load_path).expect("ERROR: Unable to open file");
|
||||
let mut buffer = Vec::new();
|
||||
|
||||
rom.read_to_end(&mut buffer).expect("ERROR: File could not be read");
|
||||
// println!("buffer: {:?}", buffer);
|
||||
|
||||
self.emulator.load(&buffer);
|
||||
println!("Loaded ROM successfully");
|
||||
}
|
||||
|
||||
fn _set_fps(&mut self, new_fps:u32) {
|
||||
self.emu_settings.fps = new_fps;
|
||||
self.rl.set_target_fps(new_fps);
|
||||
}
|
||||
|
||||
fn get_game_keymap() -> HashMap<KeyboardKey, u8> {
|
||||
let _tetris_keymap: HashMap<KeyboardKey, u8> = HashMap::from([
|
||||
(KEY_ONE, 0x1),
|
||||
(KEY_TWO, 0x2),
|
||||
(KEY_THREE, 0x3),
|
||||
(KEY_FOUR, 0xC),
|
||||
(KEY_Q, 0x4),
|
||||
(KEY_W, 0x5),
|
||||
(KEY_E, 0x6),
|
||||
(KEY_R, 0xD),
|
||||
(KEY_A, 0x7),
|
||||
(KEY_S, 0x8),
|
||||
(KEY_D, 0x9),
|
||||
(KEY_F, 0xE),
|
||||
(KEY_Z, 0xA),
|
||||
(KEY_X, 0x0),
|
||||
(KEY_C, 0xB),
|
||||
(KEY_V, 0xF),
|
||||
]);
|
||||
|
||||
// KEYMAP:
|
||||
let wasd_keymap: HashMap<KeyboardKey, u8> = HashMap::from([
|
||||
(KEY_ONE, 0x1),
|
||||
(KEY_W, 0x2),
|
||||
(KEY_THREE, 0x3),
|
||||
(KEY_FOUR, 0xC),
|
||||
(KEY_A, 0x4),
|
||||
(KEY_SPACE, 0x5),
|
||||
(KEY_D, 0x6),
|
||||
(KEY_R, 0xD),
|
||||
(KEY_Q, 0x7),
|
||||
(KEY_S, 0x8),
|
||||
(KEY_E, 0x9),
|
||||
(KEY_F, 0xE),
|
||||
(KEY_Z, 0xA),
|
||||
(KEY_X, 0x0),
|
||||
(KEY_C, 0xB),
|
||||
(KEY_V, 0xF),
|
||||
]);
|
||||
|
||||
wasd_keymap
|
||||
}
|
||||
|
||||
fn get_emu_keymap() -> HashMap<String, KeyboardKey> {
|
||||
HashMap::from([
|
||||
("RESTART".to_string(), KEY_T),
|
||||
("PAUSE".to_string(), KEY_Z),
|
||||
])
|
||||
}
|
||||
|
||||
fn get_ui_col(&self, color_name: String) -> Color {
|
||||
let theme = &self.theme;
|
||||
let color_code = theme.get(&color_name).expect("Invalid theme color key used").replace("#", "");
|
||||
|
||||
Color::from_hex(&color_code).expect("invalid theme data")
|
||||
}
|
||||
|
||||
fn set_theme_preset(&mut self, theme_name: String) {
|
||||
let presets = HashMap::from([
|
||||
(
|
||||
"light_green",
|
||||
HashMap::from([
|
||||
("BG".to_string(), "#3c3c3c".to_string()),
|
||||
("FG".to_string(), "#00b280".to_string()),
|
||||
("FILE".to_string(), "#c2b280".to_string())
|
||||
])
|
||||
),
|
||||
|
||||
(
|
||||
"light_pink",
|
||||
HashMap::from([
|
||||
("BG".to_string(), "#3c3c3c".to_string()),
|
||||
("FG".to_string(), "##EF9AF5".to_string()),
|
||||
("FILE".to_string(), "##EB238B".to_string())
|
||||
])
|
||||
)
|
||||
]);
|
||||
|
||||
self.theme = presets.get(&theme_name.as_str()).expect(" ").clone();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
fn main() {
|
||||
let mut ui = UI::new();
|
||||
|
||||
ui.load_rom(None);
|
||||
|
||||
ui.main_loop();
|
||||
}
|
||||
Executable
+9
@@ -0,0 +1,9 @@
|
||||
#!/bin/bash
|
||||
|
||||
# Specify the directory containing the applications
|
||||
APP_DIR="../../roms"
|
||||
|
||||
# Loop through each file in the directory
|
||||
for app in "$APP_DIR"/*; do
|
||||
cargo run -- "$app" &
|
||||
done
|
||||
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Executable
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BIN
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@@ -0,0 +1,11 @@
|
||||
`
|
||||
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|
||||
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|
||||
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|
||||
¢~Ðfp
|
||||
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|
||||
¢ŠÐ†jú`
|
||||
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|
||||
¢~ÐfFbÿFb†$Ðfp
|
||||
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|
||||
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|
||||
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Reference in New Issue
Block a user