feat: plat/sdl: Support file drag events to load new roms

Former-commit-id: daeb01577ec79c23c26e2f3f6c923e46cc09d4bc
This commit is contained in:
Michel Heily 2020-01-11 17:28:25 +02:00
parent e50f82d496
commit 1c63fcd9b3
3 changed files with 64 additions and 18 deletions

View file

@ -11,7 +11,7 @@ args:
long: game-rom
takes_value: true
help: Sets the game-rom file to use
required: true
required: false
index: 1
- skip_bios:
long: skip-bios

View file

@ -1,6 +1,7 @@
extern crate sdl2;
use sdl2::event::Event;
use sdl2::keyboard::Keycode;
use sdl2::EventPump;
extern crate spin_sleep;
@ -10,6 +11,8 @@ use std::rc::Rc;
use std::path::Path;
use std::time;
use std::process;
#[macro_use]
extern crate clap;
@ -25,6 +28,21 @@ extern crate rustboyadvance_ng;
use rustboyadvance_ng::prelude::*;
use rustboyadvance_ng::util::FpsCounter;
/// Waits for the user to drag a rom file to window
fn wait_for_rom(event_pump: &mut EventPump) -> String {
'running: loop {
for event in event_pump.poll_iter() {
match event {
Event::DropFile { filename, .. } => {
return filename;
}
Event::Quit { .. } => process::exit(0),
_ => {}
}
}
}
}
fn main() {
let mut frame_limiter = true;
let yaml = load_yaml!("cli.yml");
@ -34,19 +52,9 @@ fn main() {
let debug = matches.occurrences_of("debug") != 0;
let bios_path = Path::new(matches.value_of("bios").unwrap_or_default());
let rom_path = Path::new(matches.value_of("game_rom").unwrap());
let rom_name = rom_path.file_name().unwrap().to_str().unwrap();
let bios_bin = read_bin_file(bios_path).unwrap();
let cart = Cartridge::from_path(rom_path).unwrap();
let mut cpu = arm7tdmi::Core::new();
if skip_bios {
cpu.skip_bios();
}
let cpu = cpu;
let sdl_context = sdl2::init().unwrap();
let mut event_pump = sdl_context.event_pump().unwrap();
let video_subsystem = sdl_context.video().unwrap();
let window = video_subsystem
.window(
@ -62,7 +70,26 @@ fn main() {
let audio = Rc::new(RefCell::new(create_audio_player(&sdl_context)));
let input = Rc::new(RefCell::new(create_input()));
let mut fps_counter = FpsCounter::default();
let bios_path = Path::new(matches.value_of("bios").unwrap_or_default());
let bios_bin = read_bin_file(bios_path).unwrap();
let mut rom_path = match matches.value_of("game_rom") {
Some(path) => path.to_string(),
_ => {
println!("[!] Rom file missing, please drag a rom file into the emulator window...");
wait_for_rom(&mut event_pump)
}
};
let mut rom_name = Path::new(&rom_path).file_name().unwrap().to_str().unwrap();
let cart = Cartridge::from_path(Path::new(&rom_path)).unwrap();
let mut cpu = arm7tdmi::Core::new();
if skip_bios {
cpu.skip_bios();
}
let cpu = cpu;
let mut gba = GameBoyAdvance::new(
cpu,
bios_bin,
@ -72,8 +99,6 @@ fn main() {
input.clone(),
);
let mut event_pump = sdl_context.event_pump().unwrap();
if debug {
#[cfg(rba_with_debugger)]
{
@ -90,8 +115,9 @@ fn main() {
}
}
let mut fps_counter = FpsCounter::default();
let frame_time = time::Duration::new(0, 1_000_000_000u32 / 60);
loop {
'running: loop {
let start_time = time::Instant::now();
for event in event_pump.poll_iter() {
@ -132,7 +158,26 @@ fn main() {
} => {
input.borrow_mut().on_keyboard_key_up(keycode);
}
Event::Quit { .. } => panic!("quit!"),
Event::Quit { .. } => break 'running,
Event::DropFile { filename, .. } => {
// load the new rom
rom_path = filename;
rom_name = Path::new(&rom_path).file_name().unwrap().to_str().unwrap();
let cart = Cartridge::from_path(Path::new(&rom_path)).unwrap();
let bios_bin = read_bin_file(bios_path).unwrap();
// create a new emulator - TODO, export to a function
let mut cpu = arm7tdmi::Core::new();
cpu.skip_bios();
gba = GameBoyAdvance::new(
cpu,
bios_bin,
cart,
video.clone(),
audio.clone(),
input.clone(),
);
}
_ => {}
}
}

View file

@ -46,6 +46,7 @@ pub fn create_video_interface<'a>(window: Window) -> Sdl2Video<'a> {
let mut canvas = window.into_canvas().accelerated().build().unwrap();
canvas.set_draw_color(Color::RGB(0, 0, 0));
canvas.clear();
canvas.present();
let mut tc = canvas.texture_creator();
let texture = unsafe {
let tc_ptr = &mut tc as *mut TextureCreator<WindowContext>;