devraza/rustboyadvance-ng
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Remove dead code

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Former-commit-id: 5d5768ca6b73060197d9bacda61cba4c03804ad0
This commit is contained in:
Michel Heily 2019-12-27 12:41:36 +02:00
parent c2ac3c5a10
commit c9e80f4f60
5 changed files with 0 additions and 316 deletions
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1
Cargo.toml
View file

@ -23,7 +23,6 @@ bitfield = "0.13.1"
bitflags = "1.1.0"
zip = "0.5.3"
ctrlc = "3.1.3"
cpal="0.10.0"
spin_sleep="0.3.7"
bit-set = "0.5.1"

57
src/backend/cpal_backend.rs
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@ -1,57 +0,0 @@
use std::thread;
extern crate cpal;
use cpal::traits::{DeviceTrait, EventLoopTrait, HostTrait};
use cpal::EventLoop;
pub struct CpalSoundBackend {
event_loop: EventLoop,
sample_rate: usize,
channels: usize,
}
impl CpalSoundBackend {
pub fn new() -> CpalSoundBackend {
let host = cpal::default_host();
let device = host.default_output_device().expect("failed to find a default output device");
let format = device.default_output_format()?;
let event_loop = host.event_loop();
let stream_id = event_loop.build_output_stream(&device, &format)?;
event_loop.play_stream(stream_id.clone())?;
CpalSoundBackend {
event_loop: event_loop,
sample_rate: format.sample_rate.0,
channels: format.channels,
}
}
pub fn start(&self) {
thread::spawn(move || {
self.event_loop.run(move |id, result| {
let data = match result {
Ok(data) => data,
Err(err) => {
println!("an error occurred on stream {:?}: {}", id, err);
return;
}
};
match data {
cpal::StreamData::Output { buffer: cpal::UnknownTypeOutputBuffer::F32(mut buffer) } => {
for sample in buffer.chunks_mut(format.channels as usize) {
// TODO get samples from SoundController
sample[0] = 0.0;
sample[1] = 0.0;
}
},
_ => {
panic!("expected F32");
},
}
});
});
}
}

94
src/backend/minifb_backend.rs
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@ -1,94 +0,0 @@
use std::time;
use crate::bit::BitIndex;
extern crate minifb;
use minifb::{Key, Window, WindowOptions};
use super::EmulatorBackend;
use crate::core::gpu::{DISPLAY_HEIGHT, DISPLAY_WIDTH};
use crate::core::keypad;
pub struct MinifbBackend {
window: Window,
frames_rendered: u32,
first_frame_start: time::Instant,
}
impl MinifbBackend {
pub fn new() -> MinifbBackend {
let window = Window::new(
"rustboyadvance-ng",
DISPLAY_WIDTH,
DISPLAY_HEIGHT,
WindowOptions {
borderless: true,
scale: minifb::Scale::X4,
..Default::default()
},
)
.unwrap();
MinifbBackend {
window: window,
frames_rendered: 0,
first_frame_start: time::Instant::now(),
}
}
}
impl EmulatorBackend for MinifbBackend {
fn render(&mut self, buffer: &[u32]) {
self.frames_rendered += 1;
if self.first_frame_start.elapsed() >= time::Duration::from_secs(1) {
let title = format!("rustboyadvance-ng ({} fps)", self.frames_rendered);
self.window.set_title(&title);
self.first_frame_start = time::Instant::now();
self.frames_rendered = 0;
}
self.window.update_with_buffer(buffer).unwrap();
}
fn get_key_state(&mut self) -> u16 {
let mut keyinput = keypad::KEYINPUT_ALL_RELEASED;
keyinput.set_bit(keypad::Keys::Up as usize, !self.window.is_key_down(Key::Up));
keyinput.set_bit(
keypad::Keys::Down as usize,
!self.window.is_key_down(Key::Down),
);
keyinput.set_bit(
keypad::Keys::Left as usize,
!self.window.is_key_down(Key::Left),
);
keyinput.set_bit(
keypad::Keys::Right as usize,
!self.window.is_key_down(Key::Right),
);
keyinput.set_bit(
keypad::Keys::ButtonB as usize,
!self.window.is_key_down(Key::Z),
);
keyinput.set_bit(
keypad::Keys::ButtonA as usize,
!self.window.is_key_down(Key::X),
);
keyinput.set_bit(
keypad::Keys::Start as usize,
!self.window.is_key_down(Key::Enter),
);
keyinput.set_bit(
keypad::Keys::Select as usize,
!self.window.is_key_down(Key::Space),
);
keyinput.set_bit(
keypad::Keys::ButtonL as usize,
!self.window.is_key_down(Key::A),
);
keyinput.set_bit(
keypad::Keys::ButtonR as usize,
!self.window.is_key_down(Key::S),
);
keyinput
}
}

28
src/backend/mod.rs
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@ -1,28 +0,0 @@
use super::core::keypad;
mod minifb_backend;
pub use minifb_backend::MinifbBackend;
mod sdl2_backend;
pub use sdl2_backend::Sdl2Backend;
pub trait EmulatorBackend {
fn render(&mut self, buffer: &[u32]);
fn get_key_state(&mut self) -> u16;
}
pub struct DummyBackend;
impl DummyBackend {
pub fn new() -> DummyBackend {
DummyBackend {}
}
}
impl EmulatorBackend for DummyBackend {
fn get_key_state(&mut self) -> u16 {
keypad::KEYINPUT_ALL_RELEASED
}
fn render(&mut self, _buffer: &[u32]) {}
}

136
src/backend/sdl2_backend.rs
View file

@ -1,136 +0,0 @@
use std::time;
use crate::bit::BitIndex;
extern crate sdl2;
use sdl2::event::Event;
use sdl2::keyboard::Keycode;
use sdl2::pixels::{Color, PixelFormatEnum};
use sdl2::rect::{Point, Rect};
use sdl2::render::{TextureCreator, WindowCanvas};
use sdl2::video::WindowContext;
use super::EmulatorBackend;
use crate::core::gpu::{DISPLAY_HEIGHT, DISPLAY_WIDTH};
use crate::core::keypad;
pub struct Sdl2Backend {
event_pump: sdl2::EventPump,
tc: TextureCreator<WindowContext>,
canvas: WindowCanvas,
frames_rendered: u32,
fps_timer: time::Instant,
keyinput: u16,
}
const SCREEN_WIDTH: u32 = DISPLAY_WIDTH as u32;
const SCREEN_HEIGHT: u32 = DISPLAY_HEIGHT as u32;
impl Sdl2Backend {
pub fn new() -> Sdl2Backend {
let sdl_context = sdl2::init().unwrap();
let video_subsystem = sdl_context.video().unwrap();
let window = video_subsystem
.window("RustBoyAdvance", SCREEN_WIDTH, SCREEN_HEIGHT)
.opengl()
.position_centered()
.build()
.unwrap();
let mut canvas = window.into_canvas().accelerated().build().unwrap();
canvas.set_draw_color(Color::RGB(0, 0, 0));
canvas.clear();
let tc = canvas.texture_creator();
let event_pump = sdl_context.event_pump().unwrap();
Sdl2Backend {
canvas: canvas,
event_pump: event_pump,
tc: tc,
frames_rendered: 0,
fps_timer: time::Instant::now(),
keyinput: keypad::KEYINPUT_ALL_RELEASED,
}
}
}
impl EmulatorBackend for Sdl2Backend {
fn render(&mut self, buffer: &[u32]) {
let mut texture = self
.tc
.create_texture_target(PixelFormatEnum::RGB24, SCREEN_WIDTH, SCREEN_HEIGHT)
.unwrap();
self.canvas
.with_texture_canvas(&mut texture, |texture_canvas| {
for y in 0i32..(SCREEN_HEIGHT as i32) {
for x in 0i32..(SCREEN_WIDTH as i32) {
let c = buffer[index2d!(x, y, SCREEN_WIDTH as i32) as usize];
let color = Color::RGB((c >> 16) as u8, (c >> 8) as u8, c as u8);
texture_canvas.set_draw_color(color);
let _ = texture_canvas.draw_point(Point::from((x, y)));
}
}
})
.unwrap();
self.canvas
.copy(
&texture,
None,
Some(Rect::new(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT)),
)
.unwrap();
self.canvas.present();
self.frames_rendered += 1;
if self.fps_timer.elapsed() >= time::Duration::from_secs(1) {
self.fps_timer = time::Instant::now();
let title = format!("rustboyadvance-ng ({} fps)", self.frames_rendered);
self.canvas.window_mut().set_title(&title);
self.frames_rendered = 0;
}
}
fn get_key_state(&mut self) -> u16 {
for event in self.event_pump.poll_iter() {
match event {
Event::KeyDown {
keycode: Some(keycode),
..
} => {
if let Some(key) = keycode_to_keypad(keycode) {
self.keyinput.set_bit(key as usize, false);
}
}
Event::KeyUp {
keycode: Some(keycode),
..
} => {
if let Some(key) = keycode_to_keypad(keycode) {
self.keyinput.set_bit(key as usize, true);
}
}
Event::Quit { .. } => panic!("quit!"),
_ => {}
}
}
self.keyinput
}
}
fn keycode_to_keypad(keycode: Keycode) -> Option<keypad::Keys> {
match keycode {
Keycode::Up => Some(keypad::Keys::Up),
Keycode::Down => Some(keypad::Keys::Down),
Keycode::Left => Some(keypad::Keys::Left),
Keycode::Right => Some(keypad::Keys::Right),
Keycode::Z => Some(keypad::Keys::ButtonB),
Keycode::X => Some(keypad::Keys::ButtonA),
Keycode::Return => Some(keypad::Keys::Start),
Keycode::Space => Some(keypad::Keys::Select),
Keycode::A => Some(keypad::Keys::ButtonL),
Keycode::S => Some(keypad::Keys::ButtonR),
_ => None,
}
}