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vram viewer!

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kirjavascript 2022-06-20 21:08:18 +01:00
parent 6c14e644e4
commit ddc219483e
1 changed files with 10 additions and 17 deletions
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27
frontend/src/app.rs
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@ -15,7 +15,7 @@ impl Default for Frontend {
let buf: Vec<u8> = include_bytes!("/home/cake/sonic/roms/s1p.bin").to_vec();
Self {
emu: Megadrive::new(buf),
fullscreen: true,
fullscreen: false,
game_state: Default::default(),
test_vec: VecDeque::with_capacity(60),
}
@ -179,8 +179,8 @@ impl eframe::App for Frontend {
egui::Window::new("vram")
.show(ctx, |ui| {
// TODO gui palette toggle
const width: usize = 4;
const height: usize = 4;
const width: usize = 16;
const height: usize = 128;
const pixel_qty: usize = (width * 8) * (height * 8);
// TODO use retained buffer
let mut pixels: [egui::Color32; pixel_qty] = [ egui::Color32::from_rgb(0, 0, 0); pixel_qty];
@ -189,29 +189,22 @@ impl eframe::App for Frontend {
for y_tile in 0..height {
let offset = x_tile + (y_tile * width);
let vram_offset = offset * 32;
let mut view_offset = (x_tile * 8) + (y_tile * (width * 8));
let mut pixels_drawn = 0;
let mut view_offset = (x_tile * 8) + (y_tile * 8 * (width * 8));
let mut count = 0;
for duxel in &self.emu.core.mem.vdp.VRAM[vram_offset..vram_offset+32] {
let pixel = (*duxel & 0xF0) >> 4;
let (r, g, b) = self.emu.core.mem.vdp.cram_rgb[pixel as usize];
pixels[view_offset] = egui::Color32::from_rgb(r, g, b);
pixels_drawn += 1;
if pixels_drawn % 8 == 0 {
view_offset += width * 8;
} else {
view_offset += 1;
}
view_offset += 1;
let pixel = *duxel & 0xF;
let (r, g, b) = self.emu.core.mem.vdp.cram_rgb[pixel as usize];
pixels[view_offset] = egui::Color32::from_rgb(r, g, b);
pixels_drawn += 1;
view_offset += 1;
if pixels_drawn % 8 == 0 {
view_offset += width * 8;
} else {
view_offset += 1;
count += 2;
if view_offset % 8 == 0 {
view_offset += (width-1) * 8;
}
}
@ -226,7 +219,7 @@ impl eframe::App for Frontend {
},
egui::TextureFilter::Nearest
);
let img = egui::Image::new(texture, texture.size_vec2() * 20.);
let img = egui::Image::new(texture, texture.size_vec2() * 2.);
ui.add(img);
});