fix image scale when using upscaling (#317)

* add CRT shader

* more

* more

* update type

* more

* more

* more

* more

.github/workflows/build.yml

@@ -18,8 +18,10 @@ jobs:
         include:
           - os: ubuntu-24.04
             target: x86_64-unknown-linux-gnu
+            arch: linux-x86_64
           - os: ubuntu-24.04-arm
             target: aarch64-unknown-linux-gnu
+            arch: linux-aarch64
     steps:
       - uses: actions/checkout@v4
         with:
@@ -43,18 +45,22 @@ jobs:
       - name: Build
         run: |
           cargo build --release -v --target=${{ matrix.target }}
+          mkdir output
+          cp target/${{ matrix.target }}/release/gopher64 output/gopher64-${{ matrix.arch }}
       - name: Upload file
         uses: actions/upload-artifact@v4
         with:
-          name: gopher64-${{ matrix.target }}
-          path: target/${{ matrix.target }}/release/gopher64
+          name: gopher64-${{ matrix.arch }}
+          path: output/gopher64-${{ matrix.arch }}
 
   build-windows:
     runs-on: windows-2025
     strategy:
       fail-fast: false
       matrix:
-        target: [x86_64-pc-windows-msvc]
+        include:
+          - target: x86_64-pc-windows-msvc
+            arch: windows-x86_64
     steps:
       - uses: actions/checkout@v4
         with:
@@ -66,18 +72,24 @@ jobs:
       - name: Build
         run: |
           cargo build --release -v --target=${{ matrix.target }}
+          mkdir output
+          cp target/${{ matrix.target }}/release/gopher64.exe output/gopher64-${{ matrix.arch }}.exe
       - name: Upload file
         uses: actions/upload-artifact@v4
         with:
-          name: gopher64-${{ matrix.target }}
-          path: target/${{ matrix.target }}/release/gopher64.exe
+          name: gopher64-${{ matrix.arch }}
+          path: output/gopher64-${{ matrix.arch }}.exe
 
   build-macos:
     runs-on: macos-14
     strategy:
       fail-fast: false
       matrix:
-        target: [x86_64-apple-darwin, aarch64-apple-darwin]
+        include:
+          - target: x86_64-apple-darwin
+            arch: mac-x86_64
+          - target: aarch64-apple-darwin
+            arch: mac-aarch64
     steps:
       - uses: actions/checkout@v4
         with:
@@ -89,8 +101,10 @@ jobs:
       - name: Build
         run: |
           cargo build --release -v --target=${{ matrix.target }}
+          mkdir output
+          cp target/${{ matrix.target }}/release/gopher64 output/gopher64-${{ matrix.arch }}
       - name: Upload file
         uses: actions/upload-artifact@v4
         with:
-          name: gopher64-${{ matrix.target }}
-          path: target/${{ matrix.target }}/release/gopher64
+          name: gopher64-${{ matrix.arch }}
+          path: output/gopher64-${{ matrix.arch }}

Cargo.toml

@@ -1,14 +1,14 @@
 [package]
 name = "gopher64"
-version = "1.0.5"
-edition = "2021"
-rust-version = "1.82"
+version = "1.0.12"
+edition = "2024"
+rust-version = "1.85"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 dirs = "6.0"
-zip = "2.1"
+zip = "2.2"
 governor = "0.8"
 sevenz-rust = "0.6"
 chrono = "0.4"
@@ -27,9 +27,11 @@ mimalloc = "0.1"
 regex = "1.11"
 tungstenite = "0.26"
 socket2 = "0.5"
+rand_chacha = "0.9"
 fatfs = "0.3"
+semver = "1.0"
 postcard = { version = "1.1", features = ["use-std"] }
-clap = { version = "4.4", features = ["derive"] }
+clap = { version = "4.5", features = ["derive"] }
 reqwest = { version = "0.12", default-features = false, features = ["http2","rustls-tls","charset","json"] }
 
 [build-dependencies]
@@ -39,3 +41,5 @@ cc = { version = "1.2", features = ["parallel"] }
 
 [profile.release]
 codegen-units = 1
+strip = true
+panic = "abort"

README.md

@@ -1,41 +1,19 @@
 # gopher64
-(gopher64 also has a GUI that can be launched by just running the executable)
+## download
 
-```
-Usage: gopher64 [OPTIONS] [GAME]
+https://github.com/gopher64/gopher64/releases
 
-Arguments:
-  [GAME]  
+## wiki
+
+https://github.com/gopher64/gopher64/wiki
 
-Options:
-  -f, --fullscreen
-          
-  -c, --configure-input-profile <PROFILE_NAME>
-          Create a new input profile (keyboard/gamepad mappings).
-  -u, --use-dinput
-          Use DirectInput when configuring a new input profile.
-  -b, --bind-input-profile <PROFILE_NAME>
-          Must also specify --port. Used to bind a previously created profile to a port
-  -l, --list-controllers
-          Lists connected controllers which can be used in --assign-controller
-  -a, --assign-controller <CONTROLLER_NUMBER>
-          Must also specify --port. Used to assign a controller listed in --list-controllers to a port
-  -p, --port <PORT>
-          Valid values: 1-4. To be used alongside --bind-input-profile and --assign-controller
-  -z, --clear-input-bindings
-          Clear all input profile bindings and controller assignments
-  -h, --help
-          Print help
-  -V, --version
-          Print version
-```
 ## discord
 
 https://discord.gg/9RGXq8W8JQ
 
 ## controls
 
-Keys are mapped according to mupen64plus defaults: https://mupen64plus.org/wiki/index.php/KeyboardSetup#2._Default_Key_Mappings_for_SDL-Input_Plugin. Xbox-style controllers also have a default mapping applied.
+Keys are mapped according to [these defaults](https://github.com/gopher64/gopher64/wiki/Default-Keyboard-Setup). Xbox-style controllers also have a [default mapping applied](https://github.com/gopher64/gopher64/wiki/Default-Gamepad-Setup).
 
 You can create you own mappings by running `./gopher64 --configure-input-profile my_profile`. You then bind that profile to a port: `./gopher64 --bind-input-profile my_profile --port 1`
 
@@ -49,6 +27,14 @@ Gopher64 supports netplay (online play with others). It has a few public netplay
 
 If you would like to keep all the game data in the same folder as executable, you just need to create a file called "portable.txt" in the same directory as the executable.
 
+## flatpak
+
+If you want to run the flatpak from the command line, you need to add the `--filesystem=host:ro` option, for example:
+
+```
+flatpak run --filesystem=host:ro io.github.gopher64.gopher64 /path/to/rom.z64
+```
+
 ## goals
 
 1. Performance. I want to be able to use this emulator on my laptop.
@@ -57,11 +43,12 @@ If you would like to keep all the game data in the same folder as executable, yo
 
 ## building and usage
 
-1. Install rust: https://www.rust-lang.org/tools/install
-2. `git clone --recursive https://github.com/gopher64/gopher64.git`
-3. `cd gopher64`
-4. `cargo build --release`
-5. `./target/release/gopher64 /path/to/rom.z64`
+1. Linux only: install the SDL3 dependencies: https://wiki.libsdl.org/SDL3/README/linux
+2. Install rust: https://www.rust-lang.org/tools/install
+3. `git clone --recursive https://github.com/gopher64/gopher64.git`
+4. `cd gopher64`
+5. `cargo build --release`
+6. `./target/release/gopher64 /path/to/rom.z64`
 
 ## contributing
 
@@ -70,7 +57,3 @@ I am very open to contributions! Please reach out to me via a GitHub issue, or v
 ## license
 
 Gopher64 is licensed under the GPLv3 license. Many portions of gopher64 have been adapted from mupen64plus and/or ares. The license for mupen64plus can be found here: https://github.com/mupen64plus/mupen64plus-core/blob/master/LICENSES. The license for ares can be found here: https://github.com/ares-emulator/ares/blob/master/LICENSE.
-
-## where to download
-
-https://github.com/gopher64/gopher64/releases

build.rs

@@ -101,6 +101,8 @@ fn main() {
         .allowlist_function("rdp_process_commands")
         .allowlist_function("rdp_check_callback")
         .allowlist_function("rdp_new_processor")
+        .allowlist_function("rdp_check_framebuffers")
+        .allowlist_function("rdp_full_sync")
         .parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
         .generate()
         .expect("Unable to generate bindings");

data/shader/crt-aperture.frag

@@ -0,0 +1,135 @@
+#version 450
+
+/*
+    CRT Shader by EasyMode
+    License: GPL
+*/
+
+layout(push_constant) uniform Push
+{
+	vec4 SourceSize;
+	vec4 OutputSize;
+} params;
+
+#define SHARPNESS_IMAGE 1.0
+#define SHARPNESS_EDGES 3.0
+#define GLOW_WIDTH 0.5
+#define GLOW_HEIGHT 0.5
+#define GLOW_HALATION 0.1
+#define GLOW_DIFFUSION 0.05
+#define MASK_COLORS 2.0
+#define MASK_STRENGTH 0.3
+#define MASK_SIZE 1.0
+#define SCANLINE_SIZE_MIN 0.5
+#define SCANLINE_SIZE_MAX 1.5
+#define SCANLINE_SHAPE 2.5
+#define SCANLINE_OFFSET 1.0
+#define GAMMA_INPUT 2.4
+#define GAMMA_OUTPUT 2.4
+#define BRIGHTNESS 1.5
+
+layout(std140, set = 0, binding = 0) uniform UBO
+{
+	mat4 MVP;
+} global;
+
+#define FIX(c) max(abs(c), 1e-5)
+#define PI 3.141592653589
+#define TEX2D(c) pow(texture(tex, c).rgb, vec3(GAMMA_INPUT))
+#define saturate(c) clamp(c, 0.0, 1.0)
+
+mat3x3 get_color_matrix(sampler2D tex, vec2 co, vec2 dx)
+{
+    return mat3x3(TEX2D(co - dx), TEX2D(co), TEX2D(co + dx));
+}
+
+vec3 blur(mat3 m, float dist, float rad)
+{
+    vec3 x = vec3(dist - 1.0, dist, dist + 1.0) / rad;
+    vec3 w = exp2(x * x * -1.0);
+
+    return (m[0] * w.x + m[1] * w.y + m[2] * w.z) / (w.x + w.y + w.z);
+}
+
+vec3 filter_gaussian(sampler2D tex, vec2 co, vec2 tex_size)
+{
+    vec2 dx = vec2(1.0 / tex_size.x, 0.0);
+    vec2 dy = vec2(0.0, 1.0 / tex_size.y);
+    vec2 pix_co = co * tex_size;
+    vec2 tex_co = (floor(pix_co) + 0.5) / tex_size;
+    vec2 dist = (fract(pix_co) - 0.5) * -1.0;
+
+    mat3x3 line0 = get_color_matrix(tex, tex_co - dy, dx);
+    mat3x3 line1 = get_color_matrix(tex, tex_co, dx);
+    mat3x3 line2 = get_color_matrix(tex, tex_co + dy, dx);
+    mat3x3 column = mat3x3(blur(line0, dist.x, GLOW_WIDTH),
+                               blur(line1, dist.x, GLOW_WIDTH),
+                               blur(line2, dist.x, GLOW_WIDTH));
+
+    return blur(column, dist.y, GLOW_HEIGHT);
+}
+
+vec3 filter_lanczos(sampler2D tex, vec2 co, vec2 tex_size, float sharp)
+{
+    tex_size.x *= sharp;
+
+    vec2 dx = vec2(1.0 / tex_size.x, 0.0);
+    vec2 pix_co = co * tex_size - vec2(0.5, 0.0);
+    vec2 tex_co = (floor(pix_co) + vec2(0.5, 0.001)) / tex_size;
+    vec2 dist = fract(pix_co);
+    vec4 coef = PI * vec4(dist.x + 1.0, dist.x, dist.x - 1.0, dist.x - 2.0);
+
+    coef = FIX(coef);
+    coef = 2.0 * sin(coef) * sin(coef / 2.0) / (coef * coef);
+    coef /= dot(coef, vec4(1.0));
+
+    vec4 col1 = vec4(TEX2D(tex_co), 1.0);
+    vec4 col2 = vec4(TEX2D(tex_co + dx), 1.0);
+
+    return (mat4x4(col1, col1, col2, col2) * coef).rgb;
+}
+
+vec3 get_scanline_weight(float x, vec3 col)
+{
+    vec3 beam = mix(vec3(SCANLINE_SIZE_MIN), vec3(SCANLINE_SIZE_MAX), pow(col, vec3(1.0 / SCANLINE_SHAPE)));
+    vec3 x_mul = 2.0 / beam;
+    vec3 x_offset = x_mul * 0.5;
+
+    return smoothstep(0.0, 1.0, 1.0 - abs(x * x_mul - x_offset)) * x_offset;
+}
+
+vec3 get_mask_weight(float x)
+{
+    float i = mod(floor(x * params.OutputSize.x * params.SourceSize.x / (params.SourceSize.x * MASK_SIZE)), MASK_COLORS);
+
+    if (i == 0.0) return mix(vec3(1.0, 0.0, 1.0), vec3(1.0, 0.0, 0.0), MASK_COLORS - 2.0);
+    else if (i == 1.0) return vec3(0.0, 1.0, 0.0);
+    else return vec3(0.0, 0.0, 1.0);
+}
+
+#pragma stage fragment
+layout(location = 0) in vec2 vTexCoord;
+layout(location = 0) out vec4 FragColor;
+layout(set = 0, binding = 0) uniform sampler2D Source;
+
+void main()
+{
+    float scale = floor(params.OutputSize.y * params.SourceSize.w);
+    float offset = 1.0 / scale * 0.5;
+    
+    if (bool(mod(scale, 2.0))) offset = 0.0;
+    
+    vec2 co = (vTexCoord * params.SourceSize.xy - vec2(0.0, offset * SCANLINE_OFFSET)) * params.SourceSize.zw;
+    vec3 col_glow = filter_gaussian(Source, co, params.SourceSize.xy);
+    vec3 col_soft = filter_lanczos(Source, co, params.SourceSize.xy, SHARPNESS_IMAGE);
+    vec3 col_sharp = filter_lanczos(Source, co, params.SourceSize.xy, SHARPNESS_EDGES);
+    vec3 col = sqrt(col_sharp * col_soft);
+
+    col *= get_scanline_weight(fract(co.y * params.SourceSize.y), col_soft);
+    col_glow = saturate(col_glow - col);
+    col += col_glow * col_glow * GLOW_HALATION;
+    col = mix(col, col * get_mask_weight(vTexCoord.x) * MASK_COLORS, MASK_STRENGTH);
+    col += col_glow * GLOW_DIFFUSION;
+    col = pow(col * BRIGHTNESS, vec3(1.0 / GAMMA_OUTPUT));
+   FragColor = vec4(col, 1.0);
+}

data/shader/crt_frag.spv

@@ -0,0 +1,453 @@
+{0x07230203,0x00010300,0x000d000b,0x000004fd,
+0x00000000,0x00020011,0x00000001,0x0006000b,
+0x00000001,0x4c534c47,0x6474732e,0x3035342e,
+0x00000000,0x0003000e,0x00000000,0x00000001,
+0x0007000f,0x00000004,0x00000004,0x6e69616d,
+0x00000000,0x000001ba,0x0000021a,0x00030010,
+0x00000004,0x00000007,0x00030047,0x00000185,
+0x00000002,0x00050048,0x00000185,0x00000000,
+0x00000023,0x00000000,0x00050048,0x00000185,
+0x00000001,0x00000023,0x00000010,0x00040047,
+0x000001ba,0x0000001e,0x00000000,0x00040047,
+0x000001ca,0x00000021,0x00000000,0x00040047,
+0x000001ca,0x00000022,0x00000000,0x00040047,
+0x0000021a,0x0000001e,0x00000000,0x00020013,
+0x00000002,0x00030021,0x00000003,0x00000002,
+0x00030016,0x00000006,0x00000020,0x00090019,
+0x00000007,0x00000006,0x00000001,0x00000000,
+0x00000000,0x00000000,0x00000001,0x00000000,
+0x0003001b,0x00000008,0x00000007,0x00040020,
+0x00000009,0x00000000,0x00000008,0x00040017,
+0x0000000a,0x00000006,0x00000002,0x00040017,
+0x0000000c,0x00000006,0x00000003,0x00040017,
+0x00000037,0x00000006,0x00000004,0x0004002b,
+0x00000006,0x0000003a,0x4019999a,0x0006002c,
+0x0000000c,0x0000003b,0x0000003a,0x0000003a,
+0x0000003a,0x0004002b,0x00000006,0x00000049,
+0x3f800000,0x0004002b,0x00000006,0x0000004a,
+0x00000000,0x0004002b,0x00000006,0x00000068,
+0xbf800000,0x00040015,0x0000006b,0x00000020,
+0x00000001,0x0004002b,0x0000006b,0x0000006c,
+0x00000000,0x00040015,0x0000006f,0x00000020,
+0x00000000,0x0004002b,0x0000006f,0x00000070,
+0x00000000,0x0004002b,0x0000006b,0x00000074,
+0x00000001,0x0004002b,0x0000006f,0x00000077,
+0x00000001,0x0004002b,0x00000006,0x000000a1,
+0x3f000000,0x0005002c,0x0000000a,0x000000fc,
+0x000000a1,0x0000004a,0x0004002b,0x00000006,
+0x00000101,0x3a83126f,0x0005002c,0x0000000a,
+0x00000102,0x000000a1,0x00000101,0x0004002b,
+0x00000006,0x0000010b,0x40490fdb,0x0004002b,
+0x00000006,0x00000116,0x40000000,0x0004002b,
+0x00000006,0x0000011c,0x3727c5ac,0x0007002c,
+0x00000037,0x0000012c,0x00000049,0x00000049,
+0x00000049,0x00000049,0x00040018,0x00000149,
+0x00000037,0x00000004,0x0006002c,0x0000000c,
+0x00000165,0x000000a1,0x000000a1,0x000000a1,
+0x0004002b,0x00000006,0x00000166,0x3fc00000,
+0x0006002c,0x0000000c,0x00000167,0x00000166,
+0x00000166,0x00000166,0x0004002b,0x00000006,
+0x00000169,0x3ecccccd,0x0006002c,0x0000000c,
+0x0000016a,0x00000169,0x00000169,0x00000169,
+0x0004001e,0x00000185,0x00000037,0x00000037,
+0x00040020,0x00000186,0x00000009,0x00000185,
+0x0004003b,0x00000186,0x00000187,0x00000009,
+0x00040020,0x00000188,0x00000009,0x00000006,
+0x00020014,0x00000196,0x0006002c,0x0000000c,
+0x0000019a,0x00000049,0x0000004a,0x00000049,
+0x0006002c,0x0000000c,0x000001a1,0x0000004a,
+0x00000049,0x0000004a,0x0006002c,0x0000000c,
+0x000001a4,0x0000004a,0x0000004a,0x00000049,
+0x0004002b,0x0000006f,0x000001aa,0x00000003,
+0x00040020,0x000001b9,0x00000001,0x0000000a,
+0x0004003b,0x000001b9,0x000001ba,0x00000001,
+0x00040020,0x000001bc,0x00000009,0x00000037,
+0x0004003b,0x00000009,0x000001ca,0x00000000,
+0x0004002b,0x00000006,0x000001dc,0x40400000,
+0x0004002b,0x00000006,0x000001ff,0x3dcccccd,
+0x00040020,0x00000206,0x00000001,0x00000006,
+0x0004002b,0x00000006,0x0000020c,0x3e99999a,
+0x0004002b,0x00000006,0x00000210,0x3d4ccccd,
+0x0004002b,0x00000006,0x00000216,0x3ed55555,
+0x0006002c,0x0000000c,0x00000217,0x00000216,
+0x00000216,0x00000216,0x00040020,0x00000219,
+0x00000003,0x00000037,0x0004003b,0x00000219,
+0x0000021a,0x00000003,0x0005002c,0x0000000a,
+0x000004f3,0x000000a1,0x000000a1,0x0007002c,
+0x00000037,0x000004f4,0x0000011c,0x0000011c,
+0x0000011c,0x0000011c,0x0006002c,0x0000000c,
+0x000004f6,0x00000116,0x00000116,0x00000116,
+0x0006002c,0x0000000c,0x000004f7,0x00000049,
+0x00000049,0x00000049,0x0006002c,0x0000000c,
+0x000004f8,0x0000004a,0x0000004a,0x0000004a,
+0x0006002c,0x0000000c,0x000004f9,0x0000020c,
+0x0000020c,0x0000020c,0x0007002c,0x00000037,
+0x000004fa,0x000000a1,0x000000a1,0x000000a1,
+0x000000a1,0x0004002b,0x00000006,0x000004fb,
+0x3eaaaaab,0x00050036,0x00000002,0x00000004,
+0x00000000,0x00000003,0x000200f8,0x00000005,
+0x00060041,0x00000188,0x000001a8,0x00000187,
+0x00000074,0x00000077,0x0004003d,0x00000006,
+0x000001a9,0x000001a8,0x00060041,0x00000188,
+0x000001ab,0x00000187,0x0000006c,0x000001aa,
+0x0004003d,0x00000006,0x000001ac,0x000001ab,
+0x00050085,0x00000006,0x000001ad,0x000001a9,
+0x000001ac,0x0006000c,0x00000006,0x000001ae,
+0x00000001,0x00000008,0x000001ad,0x00050088,
+0x00000006,0x000001b2,0x000000a1,0x000001ae,
+0x0005008d,0x00000006,0x000001b4,0x000001ae,
+0x00000116,0x000500b7,0x00000196,0x000001b5,
+0x000001b4,0x0000004a,0x000600a9,0x00000006,
+0x000004fc,0x000001b5,0x0000004a,0x000001b2,
+0x0004003d,0x0000000a,0x000001bb,0x000001ba,
+0x00050041,0x000001bc,0x000001bd,0x00000187,
+0x0000006c,0x0004003d,0x00000037,0x000001be,
+0x000001bd,0x0007004f,0x0000000a,0x000001bf,
+0x000001be,0x000001be,0x00000000,0x00000001,
+0x00050085,0x0000000a,0x000001c0,0x000001bb,
+0x000001bf,0x00050050,0x0000000a,0x000001c3,
+0x0000004a,0x000004fc,0x00050083,0x0000000a,
+0x000001c4,0x000001c0,0x000001c3,0x0007004f,
+0x0000000a,0x000001c7,0x000001be,0x000001be,
+0x00000002,0x00000003,0x00050085,0x0000000a,
+0x000001c8,0x000001c4,0x000001c7,0x00050051,
+0x00000006,0x00000249,0x000001be,0x00000000,
+0x00050088,0x00000006,0x0000024a,0x00000049,
+0x00000249,0x00050050,0x0000000a,0x0000024b,
+0x0000024a,0x0000004a,0x00050051,0x00000006,
+0x0000024d,0x000001be,0x00000001,0x00050088,
+0x00000006,0x0000024e,0x00000049,0x0000024d,
+0x00050050,0x0000000a,0x0000024f,0x0000004a,
+0x0000024e,0x00050085,0x0000000a,0x00000252,
+0x000001c8,0x000001bf,0x0006000c,0x0000000a,
+0x00000254,0x00000001,0x00000008,0x00000252,
+0x00050081,0x0000000a,0x00000256,0x00000254,
+0x000004f3,0x00050088,0x0000000a,0x00000258,
+0x00000256,0x000001bf,0x0006000c,0x0000000a,
+0x0000025a,0x00000001,0x0000000a,0x00000252,
+0x00050083,0x0000000a,0x0000025c,0x0000025a,
+0x000004f3,0x0005008e,0x0000000a,0x0000025d,
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+0x0000028e,0x0000028e,0x00000000,0x00000001,
+0x00000002,0x0007000c,0x0000000c,0x00000290,
+0x00000001,0x0000001a,0x0000028f,0x0000003b,
+0x00050057,0x00000037,0x00000293,0x0000028a,
+0x00000260,0x0008004f,0x0000000c,0x00000294,
+0x00000293,0x00000293,0x00000000,0x00000001,
+0x00000002,0x0007000c,0x0000000c,0x00000295,
+0x00000001,0x0000001a,0x00000294,0x0000003b,
+0x00050081,0x0000000a,0x00000299,0x00000260,
+0x0000024b,0x00050057,0x00000037,0x0000029a,
+0x0000028a,0x00000299,0x0008004f,0x0000000c,
+0x0000029b,0x0000029a,0x0000029a,0x00000000,
+0x00000001,0x00000002,0x0007000c,0x0000000c,
+0x0000029c,0x00000001,0x0000001a,0x0000029b,
+0x0000003b,0x00050083,0x0000000a,0x000002af,
+0x00000258,0x0000024b,0x00050057,0x00000037,
+0x000002b0,0x0000028a,0x000002af,0x0008004f,
+0x0000000c,0x000002b1,0x000002b0,0x000002b0,
+0x00000000,0x00000001,0x00000002,0x0007000c,
+0x0000000c,0x000002b2,0x00000001,0x0000001a,
+0x000002b1,0x0000003b,0x00050057,0x00000037,
+0x000002b5,0x0000028a,0x00000258,0x0008004f,
+0x0000000c,0x000002b6,0x000002b5,0x000002b5,
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+0x000002b6,0x0000003b,0x00050081,0x0000000a,
+0x000002bb,0x00000258,0x0000024b,0x00050057,
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+0x0000003b,0x00050057,0x00000037,0x000002d7,
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+0x00000001,0x00000002,0x0007000c,0x0000000c,
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+0x0000003b,0x00050081,0x0000000a,0x000002dd,
+0x00000268,0x0000024b,0x00050057,0x00000037,
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+0x0000000c,0x000002df,0x000002de,0x000002de,
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+0x0000000c,0x000002e0,0x00000001,0x0000001a,
+0x000002df,0x0000003b,0x00050051,0x00000006,
+0x0000026d,0x0000025d,0x00000000,0x00050083,
+0x00000006,0x000002f3,0x0000026d,0x00000049,
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+0x000002fa,0x0005008e,0x0000000c,0x000002fe,
+0x000002fd,0x00000068,0x0006000c,0x0000000c,
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+0x00050051,0x00000006,0x00000303,0x000002ff,
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+0x00000290,0x00000303,0x00050051,0x00000006,
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+0x00000319,0x0005008e,0x0000000c,0x00000331,
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+0x0000030e,0x00050081,0x0000000c,0x0000033d,
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+0x0000000c,0x0000035e,0x000002d4,0x00000303,
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+0x0000000c,0x00000391,0x0000038b,0x00000390,
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+0x0000028a,0x000003ed,0x0008004f,0x0000000c,
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+0x0000040b,0x000003e0,0x0008004f,0x0000000c,
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+0x0000000a,0x000004e9,0x0000041b,0x000001bf,
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+0x00050088,0x0000000a,0x00000429,0x00000427,
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+0x00000037,0x0000043a,0x00000001,0x00000004,
+0x00000438,0x0007000c,0x00000037,0x0000043c,
+0x00000001,0x00000028,0x0000043a,0x000004f4,
+0x0006000c,0x00000037,0x0000043e,0x00000001,
+0x0000000d,0x0000043c,0x0005008e,0x00000037,
+0x0000043f,0x0000043e,0x00000116,0x00050085,
+0x00000037,0x00000442,0x0000043c,0x000004fa,
+0x0006000c,0x00000037,0x00000443,0x00000001,
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+0x0000000c,0x00000451,0x00000450,0x00000450,
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+0x00000006,0x00000454,0x00000452,0x00000001,
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+0x0000045c,0x0000003b,0x00050051,0x00000006,
+0x0000045e,0x0000045d,0x00000000,0x00050051,
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+0x00000002,0x00070050,0x00000037,0x00000474,
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+0x0000047a,0x00000478,0x0000044d,0x0008004f,
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+0x00000000,0x00000001,0x00000002,0x00050085,
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+0x00000077,0x0004003d,0x00000006,0x000001ed,
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+0x0000048d,0x00050083,0x0000000c,0x00000490,
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+0x000001f5,0x0008000c,0x0000000c,0x000001fb,
+0x00000001,0x0000002b,0x000001f8,0x000004f8,
+0x000004f7,0x00050085,0x0000000c,0x000001fe,
+0x000001fb,0x000001fb,0x0005008e,0x0000000c,
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+0x00050041,0x00000206,0x00000207,0x000001ba,
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+0x00000207,0x000300f7,0x000004b3,0x00000000,
+0x000300fb,0x00000070,0x0000049b,0x000200f8,
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+0x00000006,0x0000049e,0x0000049d,0x00050085,
+0x00000006,0x0000049f,0x00000208,0x0000049e,
+0x0006000c,0x00000006,0x000004a7,0x00000001,
+0x00000008,0x0000049f,0x0005008d,0x00000006,
+0x000004a8,0x000004a7,0x00000116,0x000500b4,
+0x00000196,0x000004aa,0x000004a8,0x0000004a,
+0x000300f7,0x000004b2,0x00000000,0x000400fa,
+0x000004aa,0x000004ab,0x000004ac,0x000200f8,
+0x000004ac,0x000500b4,0x00000196,0x000004ae,
+0x000004a8,0x00000049,0x000300f7,0x000004b1,
+0x00000000,0x000400fa,0x000004ae,0x000004af,
+0x000004b0,0x000200f8,0x000004b0,0x000200f9,
+0x000004b3,0x000200f8,0x000004af,0x000200f9,
+0x000004b3,0x000200f8,0x000004b1,0x000100ff,
+0x000200f8,0x000004ab,0x000200f9,0x000004b3,
+0x000200f8,0x000004b2,0x000100ff,0x000200f8,
+0x000004b3,0x000900f5,0x0000000c,0x000004f1,
+0x0000019a,0x000004ab,0x000001a1,0x000004af,
+0x000001a4,0x000004b0,0x00050085,0x0000000c,
+0x0000020a,0x00000202,0x000004f1,0x0005008e,
+0x0000000c,0x0000020b,0x0000020a,0x00000116,
+0x0008000c,0x0000000c,0x0000020e,0x00000001,
+0x0000002e,0x00000202,0x0000020b,0x000004f9,
+0x0005008e,0x0000000c,0x00000211,0x000001fb,
+0x00000210,0x00050081,0x0000000c,0x00000213,
+0x0000020e,0x00000211,0x0005008e,0x0000000c,
+0x00000215,0x00000213,0x00000166,0x0007000c,
+0x0000000c,0x00000218,0x00000001,0x0000001a,
+0x00000215,0x00000217,0x00050051,0x00000006,
+0x0000021c,0x00000218,0x00000000,0x00050051,
+0x00000006,0x0000021d,0x00000218,0x00000001,
+0x00050051,0x00000006,0x0000021e,0x00000218,
+0x00000002,0x00070050,0x00000037,0x0000021f,
+0x0000021c,0x0000021d,0x0000021e,0x00000049,
+0x0003003e,0x0000021a,0x0000021f,0x000100fd,
+0x00010038}

data/shader/main.frag

@@ -0,0 +1,10 @@
+#version 450
+
+layout(location = 0) out vec4 FragColor;
+layout(set = 0, binding = 0) uniform sampler2D uTexture;
+layout(location = 0) in vec2 vUV;
+
+void main()
+{
+	FragColor = textureLod(uTexture, vUV, 0.0);
+}

data/shader/main.vert

@@ -0,0 +1,21 @@
+#version 450
+
+layout(location = 0) out vec2 vUV;
+
+void main()
+{
+	if (gl_VertexIndex == 0)
+	{
+		gl_Position = vec4(-1.0, -1.0, 0.0, 1.0);
+	}
+	else if (gl_VertexIndex == 1)
+	{
+		gl_Position = vec4(-1.0, +3.0, 0.0, 1.0);
+	}
+	else
+	{
+		gl_Position = vec4(+3.0, -1.0, 0.0, 1.0);
+	}
+
+	vUV = gl_Position.xy * 0.5 + 0.5;
+}

data/shader/main_frag.spv

@@ -0,0 +1,32 @@
+{0x07230203,0x00010300,0x000d000b,0x00000015,
+0x00000000,0x00020011,0x00000001,0x0006000b,
+0x00000001,0x4c534c47,0x6474732e,0x3035342e,
+0x00000000,0x0003000e,0x00000000,0x00000001,
+0x0007000f,0x00000004,0x00000004,0x6e69616d,
+0x00000000,0x00000009,0x00000011,0x00030010,
+0x00000004,0x00000007,0x00040047,0x00000009,
+0x0000001e,0x00000000,0x00040047,0x0000000d,
+0x00000021,0x00000000,0x00040047,0x0000000d,
+0x00000022,0x00000000,0x00040047,0x00000011,
+0x0000001e,0x00000000,0x00020013,0x00000002,
+0x00030021,0x00000003,0x00000002,0x00030016,
+0x00000006,0x00000020,0x00040017,0x00000007,
+0x00000006,0x00000004,0x00040020,0x00000008,
+0x00000003,0x00000007,0x0004003b,0x00000008,
+0x00000009,0x00000003,0x00090019,0x0000000a,
+0x00000006,0x00000001,0x00000000,0x00000000,
+0x00000000,0x00000001,0x00000000,0x0003001b,
+0x0000000b,0x0000000a,0x00040020,0x0000000c,
+0x00000000,0x0000000b,0x0004003b,0x0000000c,
+0x0000000d,0x00000000,0x00040017,0x0000000f,
+0x00000006,0x00000002,0x00040020,0x00000010,
+0x00000001,0x0000000f,0x0004003b,0x00000010,
+0x00000011,0x00000001,0x0004002b,0x00000006,
+0x00000013,0x00000000,0x00050036,0x00000002,
+0x00000004,0x00000000,0x00000003,0x000200f8,
+0x00000005,0x0004003d,0x0000000b,0x0000000e,
+0x0000000d,0x0004003d,0x0000000f,0x00000012,
+0x00000011,0x00070058,0x00000007,0x00000014,
+0x0000000e,0x00000012,0x00000002,0x00000013,
+0x0003003e,0x00000009,0x00000014,0x000100fd,
+0x00010038}

data/shader/main_vert.spv

@@ -0,0 +1,72 @@
+{0x07230203,0x00010300,0x000d000b,0x00000034,
+0x00000000,0x00020011,0x00000001,0x0006000b,
+0x00000001,0x4c534c47,0x6474732e,0x3035342e,
+0x00000000,0x0003000e,0x00000000,0x00000001,
+0x0008000f,0x00000000,0x00000004,0x6e69616d,
+0x00000000,0x00000008,0x00000016,0x0000002b,
+0x00040047,0x00000008,0x0000000b,0x0000002a,
+0x00030047,0x00000014,0x00000002,0x00050048,
+0x00000014,0x00000000,0x0000000b,0x00000000,
+0x00050048,0x00000014,0x00000001,0x0000000b,
+0x00000001,0x00050048,0x00000014,0x00000002,
+0x0000000b,0x00000003,0x00050048,0x00000014,
+0x00000003,0x0000000b,0x00000004,0x00040047,
+0x0000002b,0x0000001e,0x00000000,0x00020013,
+0x00000002,0x00030021,0x00000003,0x00000002,
+0x00040015,0x00000006,0x00000020,0x00000001,
+0x00040020,0x00000007,0x00000001,0x00000006,
+0x0004003b,0x00000007,0x00000008,0x00000001,
+0x0004002b,0x00000006,0x0000000a,0x00000000,
+0x00020014,0x0000000b,0x00030016,0x0000000f,
+0x00000020,0x00040017,0x00000010,0x0000000f,
+0x00000004,0x00040015,0x00000011,0x00000020,
+0x00000000,0x0004002b,0x00000011,0x00000012,
+0x00000001,0x0004001c,0x00000013,0x0000000f,
+0x00000012,0x0006001e,0x00000014,0x00000010,
+0x0000000f,0x00000013,0x00000013,0x00040020,
+0x00000015,0x00000003,0x00000014,0x0004003b,
+0x00000015,0x00000016,0x00000003,0x0004002b,
+0x0000000f,0x00000017,0xbf800000,0x0004002b,
+0x0000000f,0x00000018,0x00000000,0x0004002b,
+0x0000000f,0x00000019,0x3f800000,0x0007002c,
+0x00000010,0x0000001a,0x00000017,0x00000017,
+0x00000018,0x00000019,0x00040020,0x0000001b,
+0x00000003,0x00000010,0x0004002b,0x00000006,
+0x0000001f,0x00000001,0x0004002b,0x0000000f,
+0x00000023,0x40400000,0x0007002c,0x00000010,
+0x00000024,0x00000017,0x00000023,0x00000018,
+0x00000019,0x0007002c,0x00000010,0x00000027,
+0x00000023,0x00000017,0x00000018,0x00000019,
+0x00040017,0x00000029,0x0000000f,0x00000002,
+0x00040020,0x0000002a,0x00000003,0x00000029,
+0x0004003b,0x0000002a,0x0000002b,0x00000003,
+0x0004002b,0x0000000f,0x0000002f,0x3f000000,
+0x0005002c,0x00000029,0x00000033,0x0000002f,
+0x0000002f,0x00050036,0x00000002,0x00000004,
+0x00000000,0x00000003,0x000200f8,0x00000005,
+0x0004003d,0x00000006,0x00000009,0x00000008,
+0x000500aa,0x0000000b,0x0000000c,0x00000009,
+0x0000000a,0x000300f7,0x0000000e,0x00000000,
+0x000400fa,0x0000000c,0x0000000d,0x0000001d,
+0x000200f8,0x0000000d,0x00050041,0x0000001b,
+0x0000001c,0x00000016,0x0000000a,0x0003003e,
+0x0000001c,0x0000001a,0x000200f9,0x0000000e,
+0x000200f8,0x0000001d,0x000500aa,0x0000000b,
+0x00000020,0x00000009,0x0000001f,0x000300f7,
+0x00000022,0x00000000,0x000400fa,0x00000020,
+0x00000021,0x00000026,0x000200f8,0x00000021,
+0x00050041,0x0000001b,0x00000025,0x00000016,
+0x0000000a,0x0003003e,0x00000025,0x00000024,
+0x000200f9,0x00000022,0x000200f8,0x00000026,
+0x00050041,0x0000001b,0x00000028,0x00000016,
+0x0000000a,0x0003003e,0x00000028,0x00000027,
+0x000200f9,0x00000022,0x000200f8,0x00000022,
+0x000200f9,0x0000000e,0x000200f8,0x0000000e,
+0x00050041,0x0000001b,0x0000002c,0x00000016,
+0x0000000a,0x0004003d,0x00000010,0x0000002d,
+0x0000002c,0x0007004f,0x00000029,0x0000002e,
+0x0000002d,0x0000002d,0x00000000,0x00000001,
+0x0005008e,0x00000029,0x00000030,0x0000002e,
+0x0000002f,0x00050081,0x00000029,0x00000032,
+0x00000030,0x00000033,0x0003003e,0x0000002b,
+0x00000032,0x000100fd,0x00010038}

data/shader/output.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+glslc -O crt-aperture.frag -o crt_frag.spv --target-env=vulkan1.1 -mfmt=c
+glslc -O main.frag -o main_frag.spv --target-env=vulkan1.1 -mfmt=c
+glslc -O main.vert -o main_vert.spv --target-env=vulkan1.1 -mfmt=c

parallel-rdp/interface.cpp

@@ -3,6 +3,7 @@
 #include "rdp_device.hpp"
 #include "interface.hpp"
 #include "spirv.hpp"
+#include "spirv_crt.hpp"
 #include <SDL3/SDL_vulkan.h>
 
 using namespace Vulkan;
@@ -51,8 +52,6 @@ enum vi_registers
 	VI_REGS_COUNT
 };
 
-static bool fullscreen;
-static bool integer_scaling;
 static SDL_Window *window;
 static RDP::CommandProcessor *processor;
 static SDL_WSIPlatform *wsi_platform;
@@ -63,6 +62,31 @@ static int cmd_ptr;
 static CALL_BACK callback;
 static GFX_INFO gfx_info;
 static uint32_t region;
+static bool crop_letterbox;
+static const uint32_t *fragment_spirv;
+static size_t fragment_size;
+
+typedef struct
+{
+	uint32_t depthbuffer_address;
+	uint32_t framebuffer_address;
+	uint32_t framebuffer_pixel_size;
+	uint32_t framebuffer_width;
+	uint32_t framebuffer_height;
+	uint32_t framebuffer_size;
+	uint32_t depthbuffer_size;
+	uint8_t depthbuffer_enabled;
+} FrameBufferInfo;
+
+typedef struct
+{
+	float SourceSize[4];
+	float OutputSize[4];
+} Push;
+
+static uint8_t *rdram_dirty;
+static uint64_t sync_signal;
+static FrameBufferInfo frame_buffer_info;
 
 static const unsigned cmd_len_lut[64] = {
 	1,
@@ -141,14 +165,30 @@ bool sdl_event_filter(void *userdata, SDL_Event *event)
 	{
 		wsi_platform->do_resize();
 	}
-	else if (event->type == SDL_EVENT_KEY_DOWN)
+	else if (event->type == SDL_EVENT_KEY_DOWN && !event->key.repeat)
 	{
 		switch (event->key.scancode)
 		{
+		case SDL_SCANCODE_RETURN:
+			if (event->key.mod & SDL_KMOD_ALT)
+			{
+				gfx_info.fullscreen = !gfx_info.fullscreen;
+				SDL_SetWindowFullscreen(window, gfx_info.fullscreen);
+			}
+			break;
+		case SDL_SCANCODE_F:
+			if (event->key.mod & SDL_KMOD_ALT)
+			{
+				callback.enable_speedlimiter = !callback.enable_speedlimiter;
+			}
+			break;
 		case SDL_SCANCODE_ESCAPE:
-			if (fullscreen)
+			if (gfx_info.fullscreen)
 				callback.emu_running = false;
 			break;
+		case SDL_SCANCODE_F4:
+			crop_letterbox = !crop_letterbox;
+			break;
 		case SDL_SCANCODE_F5:
 			callback.save_state = true;
 			break;
@@ -163,23 +203,34 @@ bool sdl_event_filter(void *userdata, SDL_Event *event)
 	return 0;
 }
 
-void rdp_new_processor(GFX_INFO _gfx_info, bool _upscale)
+void rdp_new_processor(GFX_INFO _gfx_info)
 {
+	memset(&frame_buffer_info, 0, sizeof(FrameBufferInfo));
+	sync_signal = 0;
+	memset(rdram_dirty, 0, gfx_info.RDRAM_SIZE / 8);
+
 	gfx_info = _gfx_info;
 	if (processor)
 	{
 		delete processor;
 	}
 	RDP::CommandProcessorFlags flags = 0;
-	if (_upscale)
+
+	if (gfx_info.upscale == 2)
 	{
-		flags |= RDP::COMMAND_PROCESSOR_FLAG_UPSCALING_2X_BIT;
 		flags |= RDP::COMMAND_PROCESSOR_FLAG_SUPER_SAMPLED_DITHER_BIT;
+		flags |= RDP::COMMAND_PROCESSOR_FLAG_UPSCALING_2X_BIT;
 	}
+	else if (gfx_info.upscale == 4)
+	{
+		flags |= RDP::COMMAND_PROCESSOR_FLAG_SUPER_SAMPLED_DITHER_BIT;
+		flags |= RDP::COMMAND_PROCESSOR_FLAG_UPSCALING_4X_BIT;
+	}
+
 	processor = new RDP::CommandProcessor(wsi->get_device(), gfx_info.RDRAM, 0, gfx_info.RDRAM_SIZE, gfx_info.RDRAM_SIZE / 2, flags);
 }
 
-void rdp_init(void *_window, GFX_INFO _gfx_info, bool _upscale, bool _integer_scaling, bool _fullscreen)
+void rdp_init(void *_window, GFX_INFO _gfx_info)
 {
 	window = (SDL_Window *)_window;
 	bool result = SDL_AddEventWatch(sdl_event_filter, nullptr);
@@ -190,8 +241,18 @@ void rdp_init(void *_window, GFX_INFO _gfx_info, bool _upscale, bool _integer_sc
 	}
 
 	gfx_info = _gfx_info;
-	fullscreen = _fullscreen;
-	integer_scaling = _integer_scaling;
+
+	if (gfx_info.crt)
+	{
+		fragment_spirv = crt_fragment_spirv;
+		fragment_size = sizeof(crt_fragment_spirv);
+	}
+	else
+	{
+		fragment_spirv = plain_fragment_spirv;
+		fragment_size = sizeof(plain_fragment_spirv);
+	}
+
 	bool window_vsync = 0;
 	wsi = new WSI;
 	wsi_platform = new SDL_WSIPlatform;
@@ -208,7 +269,9 @@ void rdp_init(void *_window, GFX_INFO _gfx_info, bool _upscale, bool _integer_sc
 	{
 		rdp_close();
 	}
-	rdp_new_processor(gfx_info, _upscale);
+
+	rdram_dirty = (uint8_t *)malloc(gfx_info.RDRAM_SIZE / 8);
+	rdp_new_processor(gfx_info);
 
 	if (!processor->device_is_supported())
 	{
@@ -220,10 +283,18 @@ void rdp_init(void *_window, GFX_INFO _gfx_info, bool _upscale, bool _integer_sc
 	wsi->begin_frame();
 
 	callback.emu_running = true;
+	callback.enable_speedlimiter = true;
+	crop_letterbox = false;
 }
 
 void rdp_close()
 {
+	if (rdram_dirty)
+	{
+		free(rdram_dirty);
+		rdram_dirty = nullptr;
+	}
+
 	wsi->end_frame();
 
 	if (processor)
@@ -243,15 +314,14 @@ void rdp_close()
 	}
 }
 
-static void calculate_viewport(float *x, float *y, float *width, float *height)
+static void calculate_viewport(float *x, float *y, float *width, float *height, uint32_t display_height)
 {
-	const int32_t display_width = 320;
-	const int32_t display_height = 240;
+	uint32_t display_width = gfx_info.widescreen ? display_height * 16 / 9 : display_height * 4 / 3;
 
 	int w, h;
 	SDL_GetWindowSize(window, &w, &h);
 
-	if (integer_scaling)
+	if (gfx_info.integer_scaling)
 	{
 		// Integer scaling path
 		int scale_x = w / display_width;
@@ -266,6 +336,13 @@ static void calculate_viewport(float *x, float *y, float *width, float *height)
 
 		*width = scaled_width;
 		*height = scaled_height;
+
+		// Center the viewport
+		int integer_x = (w - *width) / 2.0f;
+		int integer_y = (h - *height) / 2.0f;
+
+		*x = integer_x;
+		*y = integer_y;
 	}
 	else
 	{
@@ -276,11 +353,11 @@ static void calculate_viewport(float *x, float *y, float *width, float *height)
 
 		*width = display_width * scale;
 		*height = display_height * scale;
-	}
 
-	// Center the viewport
-	*x = (w - *width) / 2.0f;
-	*y = (h - *height) / 2.0f;
+		// Center the viewport
+		*x = (w - *width) / 2.0f;
+		*y = (h - *height) / 2.0f;
+	}
 }
 
 static void render_frame(Vulkan::Device &device)
@@ -289,17 +366,34 @@ static void render_frame(Vulkan::Device &device)
 	options.persist_frame_on_invalid_input = true;
 	options.blend_previous_frame = true;
 	options.upscale_deinterlacing = false;
+
+	if (crop_letterbox && gfx_info.widescreen)
+	{
+		options.crop_rect.enable = true;
+		if (gfx_info.PAL)
+		{
+			options.crop_rect.top = 36;
+			options.crop_rect.bottom = 36;
+		}
+		else
+		{
+			options.crop_rect.top = 30;
+			options.crop_rect.bottom = 30;
+		}
+	}
+
 	Vulkan::ImageHandle image = processor->scanout(options);
 
-	// Normally reflection is automated.
 	Vulkan::ResourceLayout vertex_layout = {};
 	Vulkan::ResourceLayout fragment_layout = {};
 	fragment_layout.output_mask = 1 << 0;
 	fragment_layout.sets[0].sampled_image_mask = 1 << 0;
+	if (gfx_info.crt)
+		fragment_layout.push_constant_size = sizeof(Push);
 
 	// This request is cached.
 	auto *program = device.request_program(vertex_spirv, sizeof(vertex_spirv),
-										   fragment_spirv, sizeof(fragment_spirv),
+										   fragment_spirv, fragment_size,
 										   &vertex_layout,
 										   &fragment_layout);
 
@@ -309,9 +403,6 @@ static void render_frame(Vulkan::Device &device)
 		auto rp = device.get_swapchain_render_pass(Vulkan::SwapchainRenderPass::ColorOnly);
 		cmd->begin_render_pass(rp);
 
-		VkViewport vp = cmd->get_viewport();
-		calculate_viewport(&vp.x, &vp.y, &vp.width, &vp.height);
-
 		cmd->set_program(program);
 
 		// Basic default render state.
@@ -322,6 +413,19 @@ static void render_frame(Vulkan::Device &device)
 		// If we don't have an image, we just get a cleared screen in the render pass.
 		if (image)
 		{
+			VkViewport vp = cmd->get_viewport();
+			calculate_viewport(&vp.x, &vp.y, &vp.width, &vp.height, image->get_height() / gfx_info.upscale);
+
+			if (gfx_info.crt)
+			{
+				// Set shader parameters
+				Push push = {
+					{float(image->get_width()), float(image->get_height()), 1.0f / float(image->get_width()), 1.0f / float(image->get_height())},
+					{vp.width, vp.height, 1.0f / vp.width, 1.0f / vp.height},
+				};
+				cmd->push_constants(&push, 0, sizeof(push));
+			}
+
 			cmd->set_texture(0, 0, image->get_view(), Vulkan::StockSampler::LinearClamp);
 			cmd->set_viewport(vp);
 			// The vertices are constants in the shader.
@@ -355,6 +459,41 @@ CALL_BACK rdp_check_callback()
 	return return_value;
 }
 
+void rdp_check_framebuffers(uint32_t address)
+{
+	if (sync_signal && rdram_dirty[address >> 3])
+	{
+		processor->wait_for_timeline(sync_signal);
+		memset(rdram_dirty, 0, gfx_info.RDRAM_SIZE / 8);
+		sync_signal = 0;
+	}
+}
+
+void rdp_full_sync()
+{
+	processor->wait_for_timeline(processor->signal_timeline());
+}
+
+void calculate_buffer_size()
+{
+	switch (frame_buffer_info.framebuffer_pixel_size)
+	{
+	case 0:
+		frame_buffer_info.framebuffer_size = (frame_buffer_info.framebuffer_width * frame_buffer_info.framebuffer_height / 2) >> 3;
+		break;
+	case 1:
+		frame_buffer_info.framebuffer_size = (frame_buffer_info.framebuffer_width * frame_buffer_info.framebuffer_height) >> 3;
+		break;
+	case 2:
+		frame_buffer_info.framebuffer_size = (frame_buffer_info.framebuffer_width * frame_buffer_info.framebuffer_height * 2) >> 3;
+		break;
+	case 3:
+		frame_buffer_info.framebuffer_size = (frame_buffer_info.framebuffer_width * frame_buffer_info.framebuffer_height * 4) >> 3;
+		break;
+	}
+	frame_buffer_info.depthbuffer_size = (frame_buffer_info.framebuffer_width * frame_buffer_info.framebuffer_height * 2) >> 3;
+}
+
 uint64_t rdp_process_commands()
 {
 	uint64_t interrupt_timer = 0;
@@ -416,18 +555,55 @@ uint64_t rdp_process_commands()
 		if (command >= 8)
 			processor->enqueue_command(cmd_length * 2, &cmd_data[2 * cmd_cur]);
 
-		if (RDP::Op(command) == RDP::Op::SetScissor)
+		if ((RDP::Op(command) >= RDP::Op::FillTriangle && RDP::Op(command) <= RDP::Op::ShadeTextureZBufferTriangle) ||
+			RDP::Op(command) == RDP::Op::TextureRectangle ||
+			RDP::Op(command) == RDP::Op::TextureRectangleFlip ||
+			RDP::Op(command) == RDP::Op::FillRectangle)
+		{
+			if (!rdram_dirty[frame_buffer_info.framebuffer_address])
+			{
+				for (uint32_t i = frame_buffer_info.framebuffer_address; i < frame_buffer_info.framebuffer_address + frame_buffer_info.framebuffer_size; ++i)
+				{
+					rdram_dirty[i] = 1;
+				}
+			}
+
+			if (frame_buffer_info.depthbuffer_enabled && !rdram_dirty[frame_buffer_info.depthbuffer_address])
+			{
+				for (uint32_t i = frame_buffer_info.depthbuffer_address; i < frame_buffer_info.depthbuffer_address + frame_buffer_info.depthbuffer_size; ++i)
+				{
+					rdram_dirty[i] = 1;
+				}
+			}
+		}
+		else if (RDP::Op(command) == RDP::Op::SetOtherModes)
+		{
+			frame_buffer_info.depthbuffer_enabled = (w2 >> 5) & 1;
+		}
+		else if (RDP::Op(command) == RDP::Op::SetColorImage)
+		{
+			frame_buffer_info.framebuffer_address = (w2 & 0x00FFFFFF) >> 3;
+			frame_buffer_info.framebuffer_pixel_size = (w1 >> 19) & 0x3;
+			frame_buffer_info.framebuffer_width = (w1 & 0x3FF) + 1;
+			calculate_buffer_size();
+		}
+		else if (RDP::Op(command) == RDP::Op::SetMaskImage)
+		{
+			frame_buffer_info.depthbuffer_address = (w2 & 0x00FFFFFF) >> 3;
+		}
+		else if (RDP::Op(command) == RDP::Op::SetScissor)
 		{
 			uint32_t upper_left_x = ((w1 >> 12) & 0xFFF) >> 2;
 			uint32_t upper_left_y = (w1 & 0xFFF) >> 2;
 			uint32_t lower_right_x = ((w2 >> 12) & 0xFFF) >> 2;
 			uint32_t lower_right_y = (w2 & 0xFFF) >> 2;
 			region = (lower_right_x - upper_left_x) * (lower_right_y - upper_left_y);
+			frame_buffer_info.framebuffer_height = lower_right_y;
+			calculate_buffer_size();
 		}
-		if (RDP::Op(command) == RDP::Op::SyncFull)
+		else if (RDP::Op(command) == RDP::Op::SyncFull)
 		{
-			processor->wait_for_timeline(processor->signal_timeline());
-
+			sync_signal = processor->signal_timeline();
 			interrupt_timer = region;
 			if (interrupt_timer == 0)
 				interrupt_timer = 5000;

parallel-rdp/interface.hpp

@@ -16,6 +16,12 @@ extern "C"
 		uint32_t *DPC_START_REG;
 		uint32_t *DPC_END_REG;
 		uint32_t *DPC_STATUS_REG;
+		bool PAL;
+		bool widescreen;
+		bool fullscreen;
+		bool integer_scaling;
+		uint32_t upscale;
+		bool crt;
 	} GFX_INFO;
 
 	typedef struct
@@ -23,15 +29,18 @@ extern "C"
 		bool emu_running;
 		bool save_state;
 		bool load_state;
+		bool enable_speedlimiter;
 	} CALL_BACK;
 
-	void rdp_init(void *_window, GFX_INFO _gfx_info, bool _upscale, bool _integer_scaling, bool _fullscreen);
+	void rdp_init(void *_window, GFX_INFO _gfx_info);
 	void rdp_close();
 	void rdp_set_vi_register(uint32_t reg, uint32_t value);
 	void rdp_update_screen();
 	CALL_BACK rdp_check_callback();
 	uint64_t rdp_process_commands();
-	void rdp_new_processor(GFX_INFO _gfx_info, bool _upscale);
+	void rdp_new_processor(GFX_INFO _gfx_info);
+	void rdp_check_framebuffers(uint32_t address);
+	void rdp_full_sync();
 
 #ifdef __cplusplus
 }

parallel-rdp/spirv.hpp

@@ -1,19 +1,19 @@
 #pragma once
 
 static const uint32_t vertex_spirv[] =
-	{0x07230203, 0x00010000, 0x000d000a, 0x00000034,
+	{0x07230203, 0x00010300, 0x000d000b, 0x00000034,
 	 0x00000000, 0x00020011, 0x00000001, 0x0006000b,
 	 0x00000001, 0x4c534c47, 0x6474732e, 0x3035342e,
 	 0x00000000, 0x0003000e, 0x00000000, 0x00000001,
 	 0x0008000f, 0x00000000, 0x00000004, 0x6e69616d,
 	 0x00000000, 0x00000008, 0x00000016, 0x0000002b,
 	 0x00040047, 0x00000008, 0x0000000b, 0x0000002a,
-	 0x00050048, 0x00000014, 0x00000000, 0x0000000b,
-	 0x00000000, 0x00050048, 0x00000014, 0x00000001,
-	 0x0000000b, 0x00000001, 0x00050048, 0x00000014,
-	 0x00000002, 0x0000000b, 0x00000003, 0x00050048,
-	 0x00000014, 0x00000003, 0x0000000b, 0x00000004,
-	 0x00030047, 0x00000014, 0x00000002, 0x00040047,
+	 0x00030047, 0x00000014, 0x00000002, 0x00050048,
+	 0x00000014, 0x00000000, 0x0000000b, 0x00000000,
+	 0x00050048, 0x00000014, 0x00000001, 0x0000000b,
+	 0x00000001, 0x00050048, 0x00000014, 0x00000002,
+	 0x0000000b, 0x00000003, 0x00050048, 0x00000014,
+	 0x00000003, 0x0000000b, 0x00000004, 0x00040047,
 	 0x0000002b, 0x0000001e, 0x00000000, 0x00020013,
 	 0x00000002, 0x00030021, 0x00000003, 0x00000002,
 	 0x00040015, 0x00000006, 0x00000020, 0x00000001,
@@ -74,8 +74,8 @@ static const uint32_t vertex_spirv[] =
 	 0x00000030, 0x00000033, 0x0003003e, 0x0000002b,
 	 0x00000032, 0x000100fd, 0x00010038};
 
-static const uint32_t fragment_spirv[] =
-	{0x07230203, 0x00010000, 0x000d000a, 0x00000015,
+static const uint32_t plain_fragment_spirv[] =
+	{0x07230203, 0x00010300, 0x000d000b, 0x00000015,
 	 0x00000000, 0x00020011, 0x00000001, 0x0006000b,
 	 0x00000001, 0x4c534c47, 0x6474732e, 0x3035342e,
 	 0x00000000, 0x0003000e, 0x00000000, 0x00000001,
@@ -83,8 +83,8 @@ static const uint32_t fragment_spirv[] =
 	 0x00000000, 0x00000009, 0x00000011, 0x00030010,
 	 0x00000004, 0x00000007, 0x00040047, 0x00000009,
 	 0x0000001e, 0x00000000, 0x00040047, 0x0000000d,
-	 0x00000022, 0x00000000, 0x00040047, 0x0000000d,
-	 0x00000021, 0x00000000, 0x00040047, 0x00000011,
+	 0x00000021, 0x00000000, 0x00040047, 0x0000000d,
+	 0x00000022, 0x00000000, 0x00040047, 0x00000011,
 	 0x0000001e, 0x00000000, 0x00020013, 0x00000002,
 	 0x00030021, 0x00000003, 0x00000002, 0x00030016,
 	 0x00000006, 0x00000020, 0x00040017, 0x00000007,

parallel-rdp/spirv_crt.hpp

@@ -0,0 +1,456 @@
+#pragma once
+
+static const uint32_t crt_fragment_spirv[] =
+	{0x07230203, 0x00010300, 0x000d000b, 0x000004fd,
+	 0x00000000, 0x00020011, 0x00000001, 0x0006000b,
+	 0x00000001, 0x4c534c47, 0x6474732e, 0x3035342e,
+	 0x00000000, 0x0003000e, 0x00000000, 0x00000001,
+	 0x0007000f, 0x00000004, 0x00000004, 0x6e69616d,
+	 0x00000000, 0x000001ba, 0x0000021a, 0x00030010,
+	 0x00000004, 0x00000007, 0x00030047, 0x00000185,
+	 0x00000002, 0x00050048, 0x00000185, 0x00000000,
+	 0x00000023, 0x00000000, 0x00050048, 0x00000185,
+	 0x00000001, 0x00000023, 0x00000010, 0x00040047,
+	 0x000001ba, 0x0000001e, 0x00000000, 0x00040047,
+	 0x000001ca, 0x00000021, 0x00000000, 0x00040047,
+	 0x000001ca, 0x00000022, 0x00000000, 0x00040047,
+	 0x0000021a, 0x0000001e, 0x00000000, 0x00020013,
+	 0x00000002, 0x00030021, 0x00000003, 0x00000002,
+	 0x00030016, 0x00000006, 0x00000020, 0x00090019,
+	 0x00000007, 0x00000006, 0x00000001, 0x00000000,
+	 0x00000000, 0x00000000, 0x00000001, 0x00000000,
+	 0x0003001b, 0x00000008, 0x00000007, 0x00040020,
+	 0x00000009, 0x00000000, 0x00000008, 0x00040017,
+	 0x0000000a, 0x00000006, 0x00000002, 0x00040017,
+	 0x0000000c, 0x00000006, 0x00000003, 0x00040017,
+	 0x00000037, 0x00000006, 0x00000004, 0x0004002b,
+	 0x00000006, 0x0000003a, 0x4019999a, 0x0006002c,
+	 0x0000000c, 0x0000003b, 0x0000003a, 0x0000003a,
+	 0x0000003a, 0x0004002b, 0x00000006, 0x00000049,
+	 0x3f800000, 0x0004002b, 0x00000006, 0x0000004a,
+	 0x00000000, 0x0004002b, 0x00000006, 0x00000068,
+	 0xbf800000, 0x00040015, 0x0000006b, 0x00000020,
+	 0x00000001, 0x0004002b, 0x0000006b, 0x0000006c,
+	 0x00000000, 0x00040015, 0x0000006f, 0x00000020,
+	 0x00000000, 0x0004002b, 0x0000006f, 0x00000070,
+	 0x00000000, 0x0004002b, 0x0000006b, 0x00000074,
+	 0x00000001, 0x0004002b, 0x0000006f, 0x00000077,
+	 0x00000001, 0x0004002b, 0x00000006, 0x000000a1,
+	 0x3f000000, 0x0005002c, 0x0000000a, 0x000000fc,
+	 0x000000a1, 0x0000004a, 0x0004002b, 0x00000006,
+	 0x00000101, 0x3a83126f, 0x0005002c, 0x0000000a,
+	 0x00000102, 0x000000a1, 0x00000101, 0x0004002b,
+	 0x00000006, 0x0000010b, 0x40490fdb, 0x0004002b,
+	 0x00000006, 0x00000116, 0x40000000, 0x0004002b,
+	 0x00000006, 0x0000011c, 0x3727c5ac, 0x0007002c,
+	 0x00000037, 0x0000012c, 0x00000049, 0x00000049,
+	 0x00000049, 0x00000049, 0x00040018, 0x00000149,
+	 0x00000037, 0x00000004, 0x0006002c, 0x0000000c,
+	 0x00000165, 0x000000a1, 0x000000a1, 0x000000a1,
+	 0x0004002b, 0x00000006, 0x00000166, 0x3fc00000,
+	 0x0006002c, 0x0000000c, 0x00000167, 0x00000166,
+	 0x00000166, 0x00000166, 0x0004002b, 0x00000006,
+	 0x00000169, 0x3ecccccd, 0x0006002c, 0x0000000c,
+	 0x0000016a, 0x00000169, 0x00000169, 0x00000169,
+	 0x0004001e, 0x00000185, 0x00000037, 0x00000037,
+	 0x00040020, 0x00000186, 0x00000009, 0x00000185,
+	 0x0004003b, 0x00000186, 0x00000187, 0x00000009,
+	 0x00040020, 0x00000188, 0x00000009, 0x00000006,
+	 0x00020014, 0x00000196, 0x0006002c, 0x0000000c,
+	 0x0000019a, 0x00000049, 0x0000004a, 0x00000049,
+	 0x0006002c, 0x0000000c, 0x000001a1, 0x0000004a,
+	 0x00000049, 0x0000004a, 0x0006002c, 0x0000000c,
+	 0x000001a4, 0x0000004a, 0x0000004a, 0x00000049,
+	 0x0004002b, 0x0000006f, 0x000001aa, 0x00000003,
+	 0x00040020, 0x000001b9, 0x00000001, 0x0000000a,
+	 0x0004003b, 0x000001b9, 0x000001ba, 0x00000001,
+	 0x00040020, 0x000001bc, 0x00000009, 0x00000037,
+	 0x0004003b, 0x00000009, 0x000001ca, 0x00000000,
+	 0x0004002b, 0x00000006, 0x000001dc, 0x40400000,
+	 0x0004002b, 0x00000006, 0x000001ff, 0x3dcccccd,
+	 0x00040020, 0x00000206, 0x00000001, 0x00000006,
+	 0x0004002b, 0x00000006, 0x0000020c, 0x3e99999a,
+	 0x0004002b, 0x00000006, 0x00000210, 0x3d4ccccd,
+	 0x0004002b, 0x00000006, 0x00000216, 0x3ed55555,
+	 0x0006002c, 0x0000000c, 0x00000217, 0x00000216,
+	 0x00000216, 0x00000216, 0x00040020, 0x00000219,
+	 0x00000003, 0x00000037, 0x0004003b, 0x00000219,
+	 0x0000021a, 0x00000003, 0x0005002c, 0x0000000a,
+	 0x000004f3, 0x000000a1, 0x000000a1, 0x0007002c,
+	 0x00000037, 0x000004f4, 0x0000011c, 0x0000011c,
+	 0x0000011c, 0x0000011c, 0x0006002c, 0x0000000c,
+	 0x000004f6, 0x00000116, 0x00000116, 0x00000116,
+	 0x0006002c, 0x0000000c, 0x000004f7, 0x00000049,
+	 0x00000049, 0x00000049, 0x0006002c, 0x0000000c,
+	 0x000004f8, 0x0000004a, 0x0000004a, 0x0000004a,
+	 0x0006002c, 0x0000000c, 0x000004f9, 0x0000020c,
+	 0x0000020c, 0x0000020c, 0x0007002c, 0x00000037,
+	 0x000004fa, 0x000000a1, 0x000000a1, 0x000000a1,
+	 0x000000a1, 0x0004002b, 0x00000006, 0x000004fb,
+	 0x3eaaaaab, 0x00050036, 0x00000002, 0x00000004,
+	 0x00000000, 0x00000003, 0x000200f8, 0x00000005,
+	 0x00060041, 0x00000188, 0x000001a8, 0x00000187,
+	 0x00000074, 0x00000077, 0x0004003d, 0x00000006,
+	 0x000001a9, 0x000001a8, 0x00060041, 0x00000188,
+	 0x000001ab, 0x00000187, 0x0000006c, 0x000001aa,
+	 0x0004003d, 0x00000006, 0x000001ac, 0x000001ab,
+	 0x00050085, 0x00000006, 0x000001ad, 0x000001a9,
+	 0x000001ac, 0x0006000c, 0x00000006, 0x000001ae,
+	 0x00000001, 0x00000008, 0x000001ad, 0x00050088,
+	 0x00000006, 0x000001b2, 0x000000a1, 0x000001ae,
+	 0x0005008d, 0x00000006, 0x000001b4, 0x000001ae,
+	 0x00000116, 0x000500b7, 0x00000196, 0x000001b5,
+	 0x000001b4, 0x0000004a, 0x000600a9, 0x00000006,
+	 0x000004fc, 0x000001b5, 0x0000004a, 0x000001b2,
+	 0x0004003d, 0x0000000a, 0x000001bb, 0x000001ba,
+	 0x00050041, 0x000001bc, 0x000001bd, 0x00000187,
+	 0x0000006c, 0x0004003d, 0x00000037, 0x000001be,
+	 0x000001bd, 0x0007004f, 0x0000000a, 0x000001bf,
+	 0x000001be, 0x000001be, 0x00000000, 0x00000001,
+	 0x00050085, 0x0000000a, 0x000001c0, 0x000001bb,
+	 0x000001bf, 0x00050050, 0x0000000a, 0x000001c3,
+	 0x0000004a, 0x000004fc, 0x00050083, 0x0000000a,
+	 0x000001c4, 0x000001c0, 0x000001c3, 0x0007004f,
+	 0x0000000a, 0x000001c7, 0x000001be, 0x000001be,
+	 0x00000002, 0x00000003, 0x00050085, 0x0000000a,
+	 0x000001c8, 0x000001c4, 0x000001c7, 0x00050051,
+	 0x00000006, 0x00000249, 0x000001be, 0x00000000,
+	 0x00050088, 0x00000006, 0x0000024a, 0x00000049,
+	 0x00000249, 0x00050050, 0x0000000a, 0x0000024b,
+	 0x0000024a, 0x0000004a, 0x00050051, 0x00000006,
+	 0x0000024d, 0x000001be, 0x00000001, 0x00050088,
+	 0x00000006, 0x0000024e, 0x00000049, 0x0000024d,
+	 0x00050050, 0x0000000a, 0x0000024f, 0x0000004a,
+	 0x0000024e, 0x00050085, 0x0000000a, 0x00000252,
+	 0x000001c8, 0x000001bf, 0x0006000c, 0x0000000a,
+	 0x00000254, 0x00000001, 0x00000008, 0x00000252,
+	 0x00050081, 0x0000000a, 0x00000256, 0x00000254,
+	 0x000004f3, 0x00050088, 0x0000000a, 0x00000258,
+	 0x00000256, 0x000001bf, 0x0006000c, 0x0000000a,
+	 0x0000025a, 0x00000001, 0x0000000a, 0x00000252,
+	 0x00050083, 0x0000000a, 0x0000025c, 0x0000025a,
+	 0x000004f3, 0x0005008e, 0x0000000a, 0x0000025d,
+	 0x0000025c, 0x00000068, 0x00050083, 0x0000000a,
+	 0x00000260, 0x00000258, 0x0000024f, 0x0004003d,
+	 0x00000008, 0x0000028a, 0x000001ca, 0x00050083,
+	 0x0000000a, 0x0000028d, 0x00000260, 0x0000024b,
+	 0x00050057, 0x00000037, 0x0000028e, 0x0000028a,
+	 0x0000028d, 0x0008004f, 0x0000000c, 0x0000028f,
+	 0x0000028e, 0x0000028e, 0x00000000, 0x00000001,
+	 0x00000002, 0x0007000c, 0x0000000c, 0x00000290,
+	 0x00000001, 0x0000001a, 0x0000028f, 0x0000003b,
+	 0x00050057, 0x00000037, 0x00000293, 0x0000028a,
+	 0x00000260, 0x0008004f, 0x0000000c, 0x00000294,
+	 0x00000293, 0x00000293, 0x00000000, 0x00000001,
+	 0x00000002, 0x0007000c, 0x0000000c, 0x00000295,
+	 0x00000001, 0x0000001a, 0x00000294, 0x0000003b,
+	 0x00050081, 0x0000000a, 0x00000299, 0x00000260,
+	 0x0000024b, 0x00050057, 0x00000037, 0x0000029a,
+	 0x0000028a, 0x00000299, 0x0008004f, 0x0000000c,
+	 0x0000029b, 0x0000029a, 0x0000029a, 0x00000000,
+	 0x00000001, 0x00000002, 0x0007000c, 0x0000000c,
+	 0x0000029c, 0x00000001, 0x0000001a, 0x0000029b,
+	 0x0000003b, 0x00050083, 0x0000000a, 0x000002af,
+	 0x00000258, 0x0000024b, 0x00050057, 0x00000037,
+	 0x000002b0, 0x0000028a, 0x000002af, 0x0008004f,
+	 0x0000000c, 0x000002b1, 0x000002b0, 0x000002b0,
+	 0x00000000, 0x00000001, 0x00000002, 0x0007000c,
+	 0x0000000c, 0x000002b2, 0x00000001, 0x0000001a,
+	 0x000002b1, 0x0000003b, 0x00050057, 0x00000037,
+	 0x000002b5, 0x0000028a, 0x00000258, 0x0008004f,
+	 0x0000000c, 0x000002b6, 0x000002b5, 0x000002b5,
+	 0x00000000, 0x00000001, 0x00000002, 0x0007000c,
+	 0x0000000c, 0x000002b7, 0x00000001, 0x0000001a,
+	 0x000002b6, 0x0000003b, 0x00050081, 0x0000000a,
+	 0x000002bb, 0x00000258, 0x0000024b, 0x00050057,
+	 0x00000037, 0x000002bc, 0x0000028a, 0x000002bb,
+	 0x0008004f, 0x0000000c, 0x000002bd, 0x000002bc,
+	 0x000002bc, 0x00000000, 0x00000001, 0x00000002,
+	 0x0007000c, 0x0000000c, 0x000002be, 0x00000001,
+	 0x0000001a, 0x000002bd, 0x0000003b, 0x00050081,
+	 0x0000000a, 0x00000268, 0x00000258, 0x0000024f,
+	 0x00050083, 0x0000000a, 0x000002d1, 0x00000268,
+	 0x0000024b, 0x00050057, 0x00000037, 0x000002d2,
+	 0x0000028a, 0x000002d1, 0x0008004f, 0x0000000c,
+	 0x000002d3, 0x000002d2, 0x000002d2, 0x00000000,
+	 0x00000001, 0x00000002, 0x0007000c, 0x0000000c,
+	 0x000002d4, 0x00000001, 0x0000001a, 0x000002d3,
+	 0x0000003b, 0x00050057, 0x00000037, 0x000002d7,
+	 0x0000028a, 0x00000268, 0x0008004f, 0x0000000c,
+	 0x000002d8, 0x000002d7, 0x000002d7, 0x00000000,
+	 0x00000001, 0x00000002, 0x0007000c, 0x0000000c,
+	 0x000002d9, 0x00000001, 0x0000001a, 0x000002d8,
+	 0x0000003b, 0x00050081, 0x0000000a, 0x000002dd,
+	 0x00000268, 0x0000024b, 0x00050057, 0x00000037,
+	 0x000002de, 0x0000028a, 0x000002dd, 0x0008004f,
+	 0x0000000c, 0x000002df, 0x000002de, 0x000002de,
+	 0x00000000, 0x00000001, 0x00000002, 0x0007000c,
+	 0x0000000c, 0x000002e0, 0x00000001, 0x0000001a,
+	 0x000002df, 0x0000003b, 0x00050051, 0x00000006,
+	 0x0000026d, 0x0000025d, 0x00000000, 0x00050083,
+	 0x00000006, 0x000002f3, 0x0000026d, 0x00000049,
+	 0x00050081, 0x00000006, 0x000002f6, 0x0000026d,
+	 0x00000049, 0x00060050, 0x0000000c, 0x000002f7,
+	 0x000002f3, 0x0000026d, 0x000002f6, 0x00050085,
+	 0x0000000c, 0x000002fa, 0x000002f7, 0x000004f6,
+	 0x00050085, 0x0000000c, 0x000002fd, 0x000002fa,
+	 0x000002fa, 0x0005008e, 0x0000000c, 0x000002fe,
+	 0x000002fd, 0x00000068, 0x0006000c, 0x0000000c,
+	 0x000002ff, 0x00000001, 0x0000001d, 0x000002fe,
+	 0x00050051, 0x00000006, 0x00000303, 0x000002ff,
+	 0x00000000, 0x0005008e, 0x0000000c, 0x00000304,
+	 0x00000290, 0x00000303, 0x00050051, 0x00000006,
+	 0x00000308, 0x000002ff, 0x00000001, 0x0005008e,
+	 0x0000000c, 0x00000309, 0x00000295, 0x00000308,
+	 0x00050081, 0x0000000c, 0x0000030a, 0x00000304,
+	 0x00000309, 0x00050051, 0x00000006, 0x0000030e,
+	 0x000002ff, 0x00000002, 0x0005008e, 0x0000000c,
+	 0x0000030f, 0x0000029c, 0x0000030e, 0x00050081,
+	 0x0000000c, 0x00000310, 0x0000030a, 0x0000030f,
+	 0x00050081, 0x00000006, 0x00000315, 0x00000303,
+	 0x00000308, 0x00050081, 0x00000006, 0x00000318,
+	 0x00000315, 0x0000030e, 0x00060050, 0x0000000c,
+	 0x00000319, 0x00000318, 0x00000318, 0x00000318,
+	 0x00050088, 0x0000000c, 0x0000031a, 0x00000310,
+	 0x00000319, 0x0005008e, 0x0000000c, 0x00000331,
+	 0x000002b2, 0x00000303, 0x0005008e, 0x0000000c,
+	 0x00000336, 0x000002b7, 0x00000308, 0x00050081,
+	 0x0000000c, 0x00000337, 0x00000331, 0x00000336,
+	 0x0005008e, 0x0000000c, 0x0000033c, 0x000002be,
+	 0x0000030e, 0x00050081, 0x0000000c, 0x0000033d,
+	 0x00000337, 0x0000033c, 0x00050088, 0x0000000c,
+	 0x00000347, 0x0000033d, 0x00000319, 0x0005008e,
+	 0x0000000c, 0x0000035e, 0x000002d4, 0x00000303,
+	 0x0005008e, 0x0000000c, 0x00000363, 0x000002d9,
+	 0x00000308, 0x00050081, 0x0000000c, 0x00000364,
+	 0x0000035e, 0x00000363, 0x0005008e, 0x0000000c,
+	 0x00000369, 0x000002e0, 0x0000030e, 0x00050081,
+	 0x0000000c, 0x0000036a, 0x00000364, 0x00000369,
+	 0x00050088, 0x0000000c, 0x00000374, 0x0000036a,
+	 0x00000319, 0x00050051, 0x00000006, 0x00000286,
+	 0x0000025d, 0x00000001, 0x00050083, 0x00000006,
+	 0x0000037a, 0x00000286, 0x00000049, 0x00050081,
+	 0x00000006, 0x0000037d, 0x00000286, 0x00000049,
+	 0x00060050, 0x0000000c, 0x0000037e, 0x0000037a,
+	 0x00000286, 0x0000037d, 0x00050085, 0x0000000c,
+	 0x00000381, 0x0000037e, 0x000004f6, 0x00050085,
+	 0x0000000c, 0x00000384, 0x00000381, 0x00000381,
+	 0x0005008e, 0x0000000c, 0x00000385, 0x00000384,
+	 0x00000068, 0x0006000c, 0x0000000c, 0x00000386,
+	 0x00000001, 0x0000001d, 0x00000385, 0x00050051,
+	 0x00000006, 0x0000038a, 0x00000386, 0x00000000,
+	 0x0005008e, 0x0000000c, 0x0000038b, 0x0000031a,
+	 0x0000038a, 0x00050051, 0x00000006, 0x0000038f,
+	 0x00000386, 0x00000001, 0x0005008e, 0x0000000c,
+	 0x00000390, 0x00000347, 0x0000038f, 0x00050081,
+	 0x0000000c, 0x00000391, 0x0000038b, 0x00000390,
+	 0x00050051, 0x00000006, 0x00000395, 0x00000386,
+	 0x00000002, 0x0005008e, 0x0000000c, 0x00000396,
+	 0x00000374, 0x00000395, 0x00050081, 0x0000000c,
+	 0x00000397, 0x00000391, 0x00000396, 0x00050081,
+	 0x00000006, 0x0000039c, 0x0000038a, 0x0000038f,
+	 0x00050081, 0x00000006, 0x0000039f, 0x0000039c,
+	 0x00000395, 0x00060050, 0x0000000c, 0x000003a0,
+	 0x0000039f, 0x0000039f, 0x0000039f, 0x00050088,
+	 0x0000000c, 0x000003a1, 0x00000397, 0x000003a0,
+	 0x00060052, 0x0000000a, 0x000004e1, 0x00000249,
+	 0x000001bf, 0x00000000, 0x00050085, 0x0000000a,
+	 0x000003b6, 0x000001c8, 0x000004e1, 0x00050083,
+	 0x0000000a, 0x000003b7, 0x000003b6, 0x000000fc,
+	 0x0006000c, 0x0000000a, 0x000003b9, 0x00000001,
+	 0x00000008, 0x000003b7, 0x00050081, 0x0000000a,
+	 0x000003ba, 0x000003b9, 0x00000102, 0x00050088,
+	 0x0000000a, 0x000003bc, 0x000003ba, 0x000004e1,
+	 0x0006000c, 0x0000000a, 0x000003be, 0x00000001,
+	 0x0000000a, 0x000003b7, 0x00050051, 0x00000006,
+	 0x000003c0, 0x000003be, 0x00000000, 0x00050081,
+	 0x00000006, 0x000003c1, 0x000003c0, 0x00000049,
+	 0x00050083, 0x00000006, 0x000003c6, 0x000003c0,
+	 0x00000049, 0x00050083, 0x00000006, 0x000003c9,
+	 0x000003c0, 0x00000116, 0x00070050, 0x00000037,
+	 0x000003ca, 0x000003c1, 0x000003c0, 0x000003c6,
+	 0x000003c9, 0x0005008e, 0x00000037, 0x000003cb,
+	 0x000003ca, 0x0000010b, 0x0006000c, 0x00000037,
+	 0x000003cd, 0x00000001, 0x00000004, 0x000003cb,
+	 0x0007000c, 0x00000037, 0x000003cf, 0x00000001,
+	 0x00000028, 0x000003cd, 0x000004f4, 0x0006000c,
+	 0x00000037, 0x000003d1, 0x00000001, 0x0000000d,
+	 0x000003cf, 0x0005008e, 0x00000037, 0x000003d2,
+	 0x000003d1, 0x00000116, 0x00050085, 0x00000037,
+	 0x000003d5, 0x000003cf, 0x000004fa, 0x0006000c,
+	 0x00000037, 0x000003d6, 0x00000001, 0x0000000d,
+	 0x000003d5, 0x00050085, 0x00000037, 0x000003d7,
+	 0x000003d2, 0x000003d6, 0x00050085, 0x00000037,
+	 0x000003da, 0x000003cf, 0x000003cf, 0x00050088,
+	 0x00000037, 0x000003db, 0x000003d7, 0x000003da,
+	 0x00050094, 0x00000006, 0x000003dd, 0x000003db,
+	 0x0000012c, 0x00070050, 0x00000037, 0x000003df,
+	 0x000003dd, 0x000003dd, 0x000003dd, 0x000003dd,
+	 0x00050088, 0x00000037, 0x000003e0, 0x000003db,
+	 0x000003df, 0x00050057, 0x00000037, 0x000003e3,
+	 0x0000028a, 0x000003bc, 0x0008004f, 0x0000000c,
+	 0x000003e4, 0x000003e3, 0x000003e3, 0x00000000,
+	 0x00000001, 0x00000002, 0x0007000c, 0x0000000c,
+	 0x000003e5, 0x00000001, 0x0000001a, 0x000003e4,
+	 0x0000003b, 0x00050051, 0x00000006, 0x000003e6,
+	 0x000003e5, 0x00000000, 0x00050051, 0x00000006,
+	 0x000003e7, 0x000003e5, 0x00000001, 0x00050051,
+	 0x00000006, 0x000003e8, 0x000003e5, 0x00000002,
+	 0x00050081, 0x0000000a, 0x000003ed, 0x000003bc,
+	 0x0000024b, 0x00050057, 0x00000037, 0x000003ee,
+	 0x0000028a, 0x000003ed, 0x0008004f, 0x0000000c,
+	 0x000003ef, 0x000003ee, 0x000003ee, 0x00000000,
+	 0x00000001, 0x00000002, 0x0007000c, 0x0000000c,
+	 0x000003f0, 0x00000001, 0x0000001a, 0x000003ef,
+	 0x0000003b, 0x00050051, 0x00000006, 0x000003f1,
+	 0x000003f0, 0x00000000, 0x00050051, 0x00000006,
+	 0x000003f2, 0x000003f0, 0x00000001, 0x00050051,
+	 0x00000006, 0x000003f3, 0x000003f0, 0x00000002,
+	 0x00070050, 0x00000037, 0x00000407, 0x000003e6,
+	 0x000003e7, 0x000003e8, 0x00000049, 0x00070050,
+	 0x00000037, 0x00000409, 0x000003f1, 0x000003f2,
+	 0x000003f3, 0x00000049, 0x00070050, 0x00000149,
+	 0x0000040b, 0x00000407, 0x00000407, 0x00000409,
+	 0x00000409, 0x00050091, 0x00000037, 0x0000040d,
+	 0x0000040b, 0x000003e0, 0x0008004f, 0x0000000c,
+	 0x0000040e, 0x0000040d, 0x0000040d, 0x00000000,
+	 0x00000001, 0x00000002, 0x00050085, 0x00000006,
+	 0x0000041b, 0x00000249, 0x000001dc, 0x00060052,
+	 0x0000000a, 0x000004e9, 0x0000041b, 0x000001bf,
+	 0x00000000, 0x00050088, 0x00000006, 0x0000041f,
+	 0x000004fb, 0x00000249, 0x00050050, 0x0000000a,
+	 0x00000420, 0x0000041f, 0x0000004a, 0x00050085,
+	 0x0000000a, 0x00000423, 0x000001c8, 0x000004e9,
+	 0x00050083, 0x0000000a, 0x00000424, 0x00000423,
+	 0x000000fc, 0x0006000c, 0x0000000a, 0x00000426,
+	 0x00000001, 0x00000008, 0x00000424, 0x00050081,
+	 0x0000000a, 0x00000427, 0x00000426, 0x00000102,
+	 0x00050088, 0x0000000a, 0x00000429, 0x00000427,
+	 0x000004e9, 0x0006000c, 0x0000000a, 0x0000042b,
+	 0x00000001, 0x0000000a, 0x00000424, 0x00050051,
+	 0x00000006, 0x0000042d, 0x0000042b, 0x00000000,
+	 0x00050081, 0x00000006, 0x0000042e, 0x0000042d,
+	 0x00000049, 0x00050083, 0x00000006, 0x00000433,
+	 0x0000042d, 0x00000049, 0x00050083, 0x00000006,
+	 0x00000436, 0x0000042d, 0x00000116, 0x00070050,
+	 0x00000037, 0x00000437, 0x0000042e, 0x0000042d,
+	 0x00000433, 0x00000436, 0x0005008e, 0x00000037,
+	 0x00000438, 0x00000437, 0x0000010b, 0x0006000c,
+	 0x00000037, 0x0000043a, 0x00000001, 0x00000004,
+	 0x00000438, 0x0007000c, 0x00000037, 0x0000043c,
+	 0x00000001, 0x00000028, 0x0000043a, 0x000004f4,
+	 0x0006000c, 0x00000037, 0x0000043e, 0x00000001,
+	 0x0000000d, 0x0000043c, 0x0005008e, 0x00000037,
+	 0x0000043f, 0x0000043e, 0x00000116, 0x00050085,
+	 0x00000037, 0x00000442, 0x0000043c, 0x000004fa,
+	 0x0006000c, 0x00000037, 0x00000443, 0x00000001,
+	 0x0000000d, 0x00000442, 0x00050085, 0x00000037,
+	 0x00000444, 0x0000043f, 0x00000443, 0x00050085,
+	 0x00000037, 0x00000447, 0x0000043c, 0x0000043c,
+	 0x00050088, 0x00000037, 0x00000448, 0x00000444,
+	 0x00000447, 0x00050094, 0x00000006, 0x0000044a,
+	 0x00000448, 0x0000012c, 0x00070050, 0x00000037,
+	 0x0000044c, 0x0000044a, 0x0000044a, 0x0000044a,
+	 0x0000044a, 0x00050088, 0x00000037, 0x0000044d,
+	 0x00000448, 0x0000044c, 0x00050057, 0x00000037,
+	 0x00000450, 0x0000028a, 0x00000429, 0x0008004f,
+	 0x0000000c, 0x00000451, 0x00000450, 0x00000450,
+	 0x00000000, 0x00000001, 0x00000002, 0x0007000c,
+	 0x0000000c, 0x00000452, 0x00000001, 0x0000001a,
+	 0x00000451, 0x0000003b, 0x00050051, 0x00000006,
+	 0x00000453, 0x00000452, 0x00000000, 0x00050051,
+	 0x00000006, 0x00000454, 0x00000452, 0x00000001,
+	 0x00050051, 0x00000006, 0x00000455, 0x00000452,
+	 0x00000002, 0x00050081, 0x0000000a, 0x0000045a,
+	 0x00000429, 0x00000420, 0x00050057, 0x00000037,
+	 0x0000045b, 0x0000028a, 0x0000045a, 0x0008004f,
+	 0x0000000c, 0x0000045c, 0x0000045b, 0x0000045b,
+	 0x00000000, 0x00000001, 0x00000002, 0x0007000c,
+	 0x0000000c, 0x0000045d, 0x00000001, 0x0000001a,
+	 0x0000045c, 0x0000003b, 0x00050051, 0x00000006,
+	 0x0000045e, 0x0000045d, 0x00000000, 0x00050051,
+	 0x00000006, 0x0000045f, 0x0000045d, 0x00000001,
+	 0x00050051, 0x00000006, 0x00000460, 0x0000045d,
+	 0x00000002, 0x00070050, 0x00000037, 0x00000474,
+	 0x00000453, 0x00000454, 0x00000455, 0x00000049,
+	 0x00070050, 0x00000037, 0x00000476, 0x0000045e,
+	 0x0000045f, 0x00000460, 0x00000049, 0x00070050,
+	 0x00000149, 0x00000478, 0x00000474, 0x00000474,
+	 0x00000476, 0x00000476, 0x00050091, 0x00000037,
+	 0x0000047a, 0x00000478, 0x0000044d, 0x0008004f,
+	 0x0000000c, 0x0000047b, 0x0000047a, 0x0000047a,
+	 0x00000000, 0x00000001, 0x00000002, 0x00050085,
+	 0x0000000c, 0x000001e8, 0x0000047b, 0x0000040e,
+	 0x0006000c, 0x0000000c, 0x000001e9, 0x00000001,
+	 0x0000001f, 0x000001e8, 0x00050051, 0x00000006,
+	 0x000001eb, 0x000001c8, 0x00000001, 0x00060041,
+	 0x00000188, 0x000001ec, 0x00000187, 0x0000006c,
+	 0x00000077, 0x0004003d, 0x00000006, 0x000001ed,
+	 0x000001ec, 0x00050085, 0x00000006, 0x000001ee,
+	 0x000001eb, 0x000001ed, 0x0006000c, 0x00000006,
+	 0x000001ef, 0x00000001, 0x0000000a, 0x000001ee,
+	 0x0007000c, 0x0000000c, 0x00000482, 0x00000001,
+	 0x0000001a, 0x0000040e, 0x0000016a, 0x0008000c,
+	 0x0000000c, 0x00000483, 0x00000001, 0x0000002e,
+	 0x00000165, 0x00000167, 0x00000482, 0x00050088,
+	 0x0000000c, 0x00000486, 0x000004f6, 0x00000483,
+	 0x0005008e, 0x0000000c, 0x00000488, 0x00000486,
+	 0x000000a1, 0x0005008e, 0x0000000c, 0x0000048b,
+	 0x00000486, 0x000001ef, 0x00050083, 0x0000000c,
+	 0x0000048d, 0x0000048b, 0x00000488, 0x0006000c,
+	 0x0000000c, 0x0000048e, 0x00000001, 0x00000004,
+	 0x0000048d, 0x00050083, 0x0000000c, 0x00000490,
+	 0x000004f7, 0x0000048e, 0x0008000c, 0x0000000c,
+	 0x00000493, 0x00000001, 0x00000031, 0x000004f8,
+	 0x000004f7, 0x00000490, 0x00050085, 0x0000000c,
+	 0x00000495, 0x00000493, 0x00000488, 0x00050085,
+	 0x0000000c, 0x000001f5, 0x000001e9, 0x00000495,
+	 0x00050083, 0x0000000c, 0x000001f8, 0x000003a1,
+	 0x000001f5, 0x0008000c, 0x0000000c, 0x000001fb,
+	 0x00000001, 0x0000002b, 0x000001f8, 0x000004f8,
+	 0x000004f7, 0x00050085, 0x0000000c, 0x000001fe,
+	 0x000001fb, 0x000001fb, 0x0005008e, 0x0000000c,
+	 0x00000200, 0x000001fe, 0x000001ff, 0x00050081,
+	 0x0000000c, 0x00000202, 0x000001f5, 0x00000200,
+	 0x00050041, 0x00000206, 0x00000207, 0x000001ba,
+	 0x00000070, 0x0004003d, 0x00000006, 0x00000208,
+	 0x00000207, 0x000300f7, 0x000004b3, 0x00000000,
+	 0x000300fb, 0x00000070, 0x0000049b, 0x000200f8,
+	 0x0000049b, 0x00060041, 0x00000188, 0x0000049d,
+	 0x00000187, 0x00000074, 0x00000070, 0x0004003d,
+	 0x00000006, 0x0000049e, 0x0000049d, 0x00050085,
+	 0x00000006, 0x0000049f, 0x00000208, 0x0000049e,
+	 0x0006000c, 0x00000006, 0x000004a7, 0x00000001,
+	 0x00000008, 0x0000049f, 0x0005008d, 0x00000006,
+	 0x000004a8, 0x000004a7, 0x00000116, 0x000500b4,
+	 0x00000196, 0x000004aa, 0x000004a8, 0x0000004a,
+	 0x000300f7, 0x000004b2, 0x00000000, 0x000400fa,
+	 0x000004aa, 0x000004ab, 0x000004ac, 0x000200f8,
+	 0x000004ac, 0x000500b4, 0x00000196, 0x000004ae,
+	 0x000004a8, 0x00000049, 0x000300f7, 0x000004b1,
+	 0x00000000, 0x000400fa, 0x000004ae, 0x000004af,
+	 0x000004b0, 0x000200f8, 0x000004b0, 0x000200f9,
+	 0x000004b3, 0x000200f8, 0x000004af, 0x000200f9,
+	 0x000004b3, 0x000200f8, 0x000004b1, 0x000100ff,
+	 0x000200f8, 0x000004ab, 0x000200f9, 0x000004b3,
+	 0x000200f8, 0x000004b2, 0x000100ff, 0x000200f8,
+	 0x000004b3, 0x000900f5, 0x0000000c, 0x000004f1,
+	 0x0000019a, 0x000004ab, 0x000001a1, 0x000004af,
+	 0x000001a4, 0x000004b0, 0x00050085, 0x0000000c,
+	 0x0000020a, 0x00000202, 0x000004f1, 0x0005008e,
+	 0x0000000c, 0x0000020b, 0x0000020a, 0x00000116,
+	 0x0008000c, 0x0000000c, 0x0000020e, 0x00000001,
+	 0x0000002e, 0x00000202, 0x0000020b, 0x000004f9,
+	 0x0005008e, 0x0000000c, 0x00000211, 0x000001fb,
+	 0x00000210, 0x00050081, 0x0000000c, 0x00000213,
+	 0x0000020e, 0x00000211, 0x0005008e, 0x0000000c,
+	 0x00000215, 0x00000213, 0x00000166, 0x0007000c,
+	 0x0000000c, 0x00000218, 0x00000001, 0x0000001a,
+	 0x00000215, 0x00000217, 0x00050051, 0x00000006,
+	 0x0000021c, 0x00000218, 0x00000000, 0x00050051,
+	 0x00000006, 0x0000021d, 0x00000218, 0x00000001,
+	 0x00050051, 0x00000006, 0x0000021e, 0x00000218,
+	 0x00000002, 0x00070050, 0x00000037, 0x0000021f,
+	 0x0000021c, 0x0000021d, 0x0000021e, 0x00000049,
+	 0x0003003e, 0x0000021a, 0x0000021f, 0x000100fd,
+	 0x00010038};

parallel-rdp/wsi_platform.cpp

@@ -61,7 +61,6 @@ void SDL_WSIPlatform::poll_input()
 
 void SDL_WSIPlatform::poll_input_async(Granite::InputTrackerHandler *handler)
 {
-	SDL_PumpEvents();
 }
 
 void SDL_WSIPlatform::set_window(SDL_Window *_window)

src/device.rs

@@ -10,6 +10,8 @@ include!(concat!(env!("OUT_DIR"), "/simd_bindings.rs"));
 #[cfg(target_arch = "x86_64")]
 use std::arch::x86_64::*;
 
+use rand_chacha::rand_core::{RngCore, SeedableRng};
+
 use crate::{netplay, ui};
 use std::{collections::HashMap, fs, io::Read};
 
@@ -42,7 +44,12 @@ pub mod tlb;
 pub mod unmapped;
 pub mod vi;
 
-pub fn run_game(rom_contents: Vec<u8>, device: &mut Device) {
+pub fn run_game(device: &mut Device, rom_contents: Vec<u8>, fullscreen: bool, overclock: bool) {
+    device.ui.video.fullscreen = fullscreen;
+    device.cpu.overclock = overclock;
+
+    init_rng(device);
+
     cart::rom::init(device, rom_contents); // cart needs to come before rdram
 
     // rdram pointer is shared with parallel-rdp
@@ -66,14 +73,30 @@ pub fn run_game(rom_contents: Vec<u8>, device: &mut Device) {
 
     ui::storage::init(&mut device.ui, &device.cart.rom);
     ui::storage::load_saves(&mut device.ui, &mut device.netplay);
-    cart::rom::load_rom_save(device);
 
     cpu::run(device);
 
     ui::input::close(&mut device.ui);
     ui::video::close(&device.ui);
     ui::audio::close(&mut device.ui);
-    ui::storage::write_saves(&device.ui, &device.netplay);
+    ui::storage::write_saves(device);
+}
+
+fn set_rng() -> rand_chacha::ChaCha8Rng {
+    rand_chacha::ChaCha8Rng::from_os_rng()
+}
+
+fn init_rng(device: &mut Device) {
+    let mut rng_seed = set_rng().next_u64();
+    if device.netplay.is_some() {
+        let netplay = device.netplay.as_mut().unwrap();
+        if netplay.player_number == 0 {
+            netplay::send_rng(netplay, rng_seed);
+        } else {
+            rng_seed = netplay::receive_rng(netplay);
+        }
+    }
+    device.rng = rand_chacha::ChaCha8Rng::seed_from_u64(rng_seed);
 }
 
 fn swap_rom(contents: Vec<u8>) -> Vec<u8> {
@@ -175,8 +198,11 @@ pub struct Device {
     pub ai: ai::Ai,
     pub si: si::Si,
     pub ri: ri::Ri,
+    #[serde(skip, default = "set_rng")]
+    pub rng: rand_chacha::ChaCha8Rng,
     pub vru: controller::vru::Vru,
     pub vru_window: controller::vru::VruWindow,
+    pub transferpaks: [controller::transferpak::TransferPak; 4],
 }
 
 pub fn zero_m128i() -> __m128i {
@@ -270,6 +296,7 @@ impl Device {
                 pc: 0xBFC00000,
                 pc_phys: 0,
                 llbit: false,
+                overclock: false,
                 lo: 0,
                 hi: 0,
                 running: false,
@@ -298,19 +325,19 @@ impl Device {
             },
             cart: cart::Cart {
                 rom: Vec::new(),
-                is_viewer_buffer: [0; 0xFFFF],
+                is_viewer_buffer: vec![0; 0xFFFF],
                 pal: false,
                 latch: 0,
                 cic_seed: 0,
-                cic_type: cart::CicType::CicNus6102,
-                rdram_size_offset: 0,
+                rtc_timestamp: 0,
                 rtc: cart::AfRtc { control: 0x0200 },
                 sc64: cart::sc64::Sc64 {
                     regs: [0; cart::sc64::SC64_REGS_COUNT as usize],
                     regs_locked: true,
                     cfg: [0; cart::sc64::SC64_CFG_COUNT as usize],
                     sector: 0,
-                    buffer: [0; 8192],
+                    buffer: vec![0; 8192],
+                    writeback_sector: vec![0; 256],
                 },
                 flashram: cart::sram::Flashram {
                     status: 0,
@@ -358,6 +385,7 @@ impl Device {
                         pc: 0,
                     },
                     broken: false,
+                    running: false,
                     halted: false,
                     sync_point: false,
                     cycle_counter: 0,
@@ -435,8 +463,15 @@ impl Device {
                 field: 0,
                 delay: 0,
                 count_per_scanline: 0,
+                enable_speed_limiter: true,
                 limiter: None,
                 vi_counter: 0,
+                last_origin: 0,
+                internal_frame_counter: 0,
+                min_wait_time: std::time::Duration::from_secs(1),
+                frame_time: 0.0,
+                limit_freq: 2,
+                limit_freq_check: std::time::Instant::now(),
             },
             vru_window: controller::vru::VruWindow {
                 window_notifier: None,
@@ -453,6 +488,13 @@ impl Device {
                 talking: false,
                 word_mappings: HashMap::new(),
             },
+            rng: set_rng(),
+            transferpaks: [
+                controller::transferpak::TransferPak::default(),
+                controller::transferpak::TransferPak::default(),
+                controller::transferpak::TransferPak::default(),
+                controller::transferpak::TransferPak::default(),
+            ],
         }
     }
 }

src/device/ai.rs

@@ -66,7 +66,7 @@ fn do_dma(device: &mut device::Device) {
     device::events::create_event(
         device,
         device::events::EVENT_TYPE_AI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + device.ai.fifo[0].duration,
+        device.ai.fifo[0].duration,
     );
     device::mi::set_rcp_interrupt(device, device::mi::MI_INTR_AI);
 }

src/device/cart.rs

@@ -45,16 +45,14 @@ fn byte2bcd(mut n: u32) -> u8 {
 pub struct Cart {
     #[serde(skip)]
     pub rom: Vec<u8>,
-    #[serde(with = "serde_big_array::BigArray")]
-    pub is_viewer_buffer: [u8; 0xFFFF],
+    pub is_viewer_buffer: Vec<u8>,
     pub pal: bool,
     pub latch: u32,
-    pub cic_type: CicType,
     pub cic_seed: u8,
-    pub rdram_size_offset: usize,
     pub rtc: AfRtc,
     pub sc64: sc64::Sc64,
     pub flashram: sram::Flashram,
+    pub rtc_timestamp: i64,
 }
 
 pub fn process(device: &mut device::Device, channel: usize) {
@@ -65,12 +63,14 @@ pub fn process(device: &mut device::Device, channel: usize) {
             let eeprom_type;
             if device
                 .ui
+                .storage
                 .save_type
                 .contains(&ui::storage::SaveTypes::Eeprom16k)
             {
                 eeprom_type = JDT_EEPROM_16K;
             } else if device
                 .ui
+                .storage
                 .save_type
                 .contains(&ui::storage::SaveTypes::Eeprom4k)
             {
@@ -125,9 +125,15 @@ pub fn process(device: &mut device::Device, channel: usize) {
     }
 }
 
-fn format_eeprom(device: &mut device::Device) {
-    if device.ui.saves.eeprom.0.len() < EEPROM_MAX_SIZE {
-        device.ui.saves.eeprom.0.resize(EEPROM_MAX_SIZE, 0xFF)
+pub fn format_eeprom(device: &mut device::Device) {
+    if device.ui.storage.saves.eeprom.data.len() < EEPROM_MAX_SIZE {
+        device
+            .ui
+            .storage
+            .saves
+            .eeprom
+            .data
+            .resize(EEPROM_MAX_SIZE, 0xFF)
     }
 }
 
@@ -136,8 +142,9 @@ fn eeprom_read_block(device: &mut device::Device, block: usize, offset: usize) {
 
     format_eeprom(device);
 
-    device.pif.ram[offset..offset + EEPROM_BLOCK_SIZE]
-        .copy_from_slice(&device.ui.saves.eeprom.0[address..address + EEPROM_BLOCK_SIZE]);
+    device.pif.ram[offset..offset + EEPROM_BLOCK_SIZE].copy_from_slice(
+        &device.ui.storage.saves.eeprom.data[address..address + EEPROM_BLOCK_SIZE],
+    );
 }
 
 fn eeprom_write_block(device: &mut device::Device, block: usize, offset: usize, status: usize) {
@@ -145,16 +152,18 @@ fn eeprom_write_block(device: &mut device::Device, block: usize, offset: usize,
 
     format_eeprom(device);
 
-    device.ui.saves.eeprom.0[address..address + EEPROM_BLOCK_SIZE]
+    device.ui.storage.saves.eeprom.data[address..address + EEPROM_BLOCK_SIZE]
         .copy_from_slice(&device.pif.ram[offset..offset + EEPROM_BLOCK_SIZE]);
 
     device.pif.ram[status] = 0x00;
 
-    device.ui.saves.eeprom.1 = true
+    device.ui.storage.saves.eeprom.written = true
 }
 
 fn time2data(device: &mut device::Device, offset: usize) {
-    let now: chrono::DateTime<chrono::Local> = chrono::Local::now();
+    let timestamp =
+        device.cart.rtc_timestamp + (device.vi.frame_time * device.vi.vi_counter as f64) as i64;
+    let now = chrono::DateTime::from_timestamp(timestamp, 0).unwrap();
 
     device.pif.ram[offset] = byte2bcd(now.second());
     device.pif.ram[offset + 1] = byte2bcd(now.minute());

src/device/cart/rom.rs

@@ -1,19 +1,35 @@
 use crate::device;
+use crate::netplay;
 use sha2::{Digest, Sha256};
 
 const CART_MASK: usize = 0xFFFFFFF;
 
+fn read_cart_word(device: &mut device::Device, address: usize) -> u32 {
+    let mut data: [u8; 4] = [0; 4];
+    for i in 0..4 {
+        if let Some(value) = device
+            .ui
+            .storage
+            .saves
+            .romsave
+            .data
+            .get(&(address as u32 + i))
+        {
+            data[i as usize] = *value;
+        } else {
+            data[i as usize] = *device.cart.rom.get(address + i as usize).unwrap_or(&0);
+        }
+    }
+    u32::from_be_bytes(data)
+}
+
 pub fn read_mem_fast(
     device: &mut device::Device,
     address: u64,
     _access_size: device::memory::AccessSize,
 ) -> u32 {
     let masked_address = address as usize & CART_MASK;
-    u32::from_be_bytes(
-        device.cart.rom[masked_address..masked_address + 4]
-            .try_into()
-            .unwrap(),
-    )
+    read_cart_word(device, masked_address)
 }
 
 pub fn read_mem(
@@ -29,31 +45,27 @@ pub fn read_mem(
         device.cart.latch
     } else {
         let masked_address = address as usize & CART_MASK;
-        u32::from_be_bytes(
-            device.cart.rom[masked_address..masked_address + 4]
-                .try_into()
-                .unwrap(),
-        )
+        read_cart_word(device, masked_address)
     }
 }
 
 pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u32) {
-    if device.cart.sc64.cfg[device::cart::sc64::SC64_ROM_WRITE_ENABLE as usize] != 0 {
+    if device.cart.sc64.cfg[device::cart::sc64::SC64_ROM_WRITE_ENABLE as usize] != 0
+        && device.cart.sc64.cfg[device::cart::sc64::SC64_BOOTLOADER_SWITCH as usize] == 0
+    {
         let masked_address = address as usize & CART_MASK;
-        let mut data = u32::from_be_bytes(
-            device.cart.rom[masked_address..masked_address + 4]
-                .try_into()
-                .unwrap(),
-        );
+        let mut data = read_cart_word(device, masked_address);
         device::memory::masked_write_32(&mut data, value, mask);
-        device.cart.rom[masked_address..masked_address + 4].copy_from_slice(&data.to_be_bytes());
-        for i in 0..4 {
-            device.ui.saves.romsave.0.insert(
-                (masked_address + i) as u32,
-                device.cart.rom[masked_address + i],
-            );
+        for (i, item) in data.to_be_bytes().iter().enumerate() {
+            device
+                .ui
+                .storage
+                .saves
+                .romsave
+                .data
+                .insert((masked_address + i) as u32, *item);
         }
-        device.ui.saves.romsave.1 = true;
+        device.ui.storage.saves.romsave.written = true;
     }
 
     device.cart.latch = value & mask;
@@ -61,11 +73,7 @@ pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u3
     device.pi.regs[device::pi::PI_STATUS_REG as usize] |= device::pi::PI_STATUS_IO_BUSY;
 
     let cycles = device::pi::calculate_cycles(device, 1, 4);
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_PI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + cycles,
-    );
+    device::events::create_event(device, device::events::EVENT_TYPE_PI, cycles);
 }
 
 pub fn dma_read(
@@ -74,25 +82,19 @@ pub fn dma_read(
     mut dram_addr: u32,
     length: u32,
 ) -> u64 {
-    if device.cart.sc64.cfg[device::cart::sc64::SC64_ROM_WRITE_ENABLE as usize] != 0 {
+    if device.cart.sc64.cfg[device::cart::sc64::SC64_ROM_WRITE_ENABLE as usize] != 0
+        && device.cart.sc64.cfg[device::cart::sc64::SC64_BOOTLOADER_SWITCH as usize] == 0
+    {
         dram_addr &= device::rdram::RDRAM_MASK as u32;
         cart_addr &= CART_MASK as u32;
 
         for i in 0..length {
-            if cart_addr + i < device.cart.rom.len() as u32 {
-                device.cart.rom[(cart_addr + i) as usize] =
-                    device.rdram.mem[(dram_addr + i) as usize ^ device.byte_swap];
-
-                device
-                    .ui
-                    .saves
-                    .romsave
-                    .0
-                    .insert(cart_addr + i, device.cart.rom[(cart_addr + i) as usize]);
-
-                device.ui.saves.romsave.1 = true;
-            }
+            device.ui.storage.saves.romsave.data.insert(
+                cart_addr + i,
+                device.rdram.mem[(dram_addr + i) as usize ^ device.byte_swap],
+            );
         }
+        device.ui.storage.saves.romsave.written = true;
     }
 
     device::pi::calculate_cycles(device, 1, length)
@@ -109,22 +111,36 @@ pub fn dma_write(
     cart_addr &= CART_MASK as u32;
     let mut i = dram_addr;
     let mut j = cart_addr;
-    while i < dram_addr + length && j < device.cart.rom.len() as u32 {
-        device.rdram.mem[i as usize ^ device.byte_swap] = device.cart.rom[j as usize];
+    while i < dram_addr + length {
+        if let Some(value) = device.ui.storage.saves.romsave.data.get(&j) {
+            device.rdram.mem[i as usize ^ device.byte_swap] = *value;
+        } else {
+            device.rdram.mem[i as usize ^ device.byte_swap] =
+                *device.cart.rom.get(j as usize).unwrap_or(&0);
+        }
         i += 1;
         j += 1;
     }
-    while i < dram_addr + length {
-        // DMAs that extend past the end of the ROM return 0's for the portion that extends past the ROM length
-        device.rdram.mem[i as usize ^ device.byte_swap] = 0;
-        i += 1;
-    }
+
     device::pi::calculate_cycles(device, 1, length)
 }
 
 pub fn init(device: &mut device::Device, rom_file: Vec<u8>) {
+    let now: chrono::DateTime<chrono::Local> = chrono::Local::now();
+    device.cart.rtc_timestamp = now.naive_local().and_utc().timestamp();
+    if device.netplay.is_some() {
+        let netplay = device.netplay.as_mut().unwrap();
+        if netplay.player_number == 0 {
+            netplay::send_rtc(netplay, device.cart.rtc_timestamp);
+        } else {
+            device.cart.rtc_timestamp = netplay::receive_rtc(netplay);
+        }
+    }
+
+    device.cart.sc64.cfg[device::cart::sc64::SC64_BOOTLOADER_SWITCH as usize] = 1;
+
     device.cart.rom = rom_file;
-    set_system_region(device, device.cart.rom[0x3E]);
+    device.cart.pal = is_system_pal(device.cart.rom[0x3E]);
     set_cic(device);
 
     device.ui.game_hash = calculate_hash(&device.cart.rom);
@@ -135,62 +151,41 @@ pub fn init(device: &mut device::Device, rom_file: Vec<u8>) {
     }
 }
 
-pub fn load_rom_save(device: &mut device::Device) {
-    if device.ui.saves.romsave.0.is_empty() {
-        return;
-    }
-    for (key, value) in device.ui.saves.romsave.0.iter() {
-        device.cart.rom[*key as usize] = *value
-    }
-}
-
-fn set_system_region(device: &mut device::Device, country: u8) {
+fn is_system_pal(country: u8) -> bool {
     let pal_codes: [u8; 8] = [b'D', b'F', b'I', b'P', b'S', b'U', b'X', b'Y'];
     for i in pal_codes {
         if country == i {
-            device.cart.pal = true
+            return true;
         }
     }
+    false
 }
 
 fn set_cic(device: &mut device::Device) {
     let hash = calculate_hash(&device.cart.rom[0x40..0x1000]);
     match hash.as_str() {
         "B99F06C4802C2377E31E388435955EF3E99C618A6D55D24699D828EB1075F1EB" => {
-            device.cart.cic_type = device::cart::CicType::CicNus6101;
-            device.cart.cic_seed = 0x3F;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0x3F; // CicNus6101
         }
         "61E88238552C356C23D19409FE5570EE6910419586BC6FC740F638F761ADC46E" => {
-            device.cart.cic_type = device::cart::CicType::CicNus6102;
-            device.cart.cic_seed = 0x3F;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0x3F; // CicNus6102
         }
         "BF3620D30817007091EBE9BDDD1B88C23B8A0052170B3309CDE5B6B4238E45E7" => {
-            device.cart.cic_type = device::cart::CicType::CicNus6103;
-            device.cart.cic_seed = 0x78;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0x78; // CicNus6103
         }
         "04B7BC6717A9F0EB724CF927E74AD3876C381CBB280D841736FC5E55580B756B" => {
-            device.cart.cic_type = device::cart::CicType::CicNus6105;
-            device.cart.cic_seed = 0x91;
-            device.cart.rdram_size_offset = 0x3F0;
+            device.cart.cic_seed = 0x91; // CicNus6105
         }
         "36ADC40148AF56F0D78CD505EB6A90117D1FD6F11C6309E52ED36BC4C6BA340E" => {
-            device.cart.cic_type = device::cart::CicType::CicNus6106;
-            device.cart.cic_seed = 0x85;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0x85; // CicNus6106
         }
         "53C0088FB777870D0AF32F0251E964030E2E8B72E830C26042FD191169508C05" => {
-            device.cart.cic_type = device::cart::CicType::CicNus5167;
-            device.cart.cic_seed = 0xdd;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0xdd; // CicNus5167
             device.cart.sc64.cfg[device::cart::sc64::SC64_ROM_WRITE_ENABLE as usize] = 1;
+            device.cart.sc64.cfg[device::cart::sc64::SC64_BOOTLOADER_SWITCH as usize] = 0;
         }
         _ => {
-            device.cart.cic_type = device::cart::CicType::CicNus6102;
-            device.cart.cic_seed = 0x3F;
-            device.cart.rdram_size_offset = 0x318;
+            device.cart.cic_seed = 0x3F; // CicNus6102
             println!("unknown IPL3 {}", hash)
         }
     }

src/device/cart/sc64.rs

@@ -1,4 +1,5 @@
 use crate::device;
+use crate::ui;
 
 pub const SDCARD_SIZE: usize = 0x4000000;
 
@@ -11,25 +12,28 @@ const SC64_KEY_REG: u32 = 4;
 //const SC64_AUX_REG: u32 = 6;
 pub const SC64_REGS_COUNT: u32 = 7;
 
+pub const SC64_BOOTLOADER_SWITCH: u32 = 0;
 pub const SC64_ROM_WRITE_ENABLE: u32 = 1;
+pub const SC64_SAVE_TYPE: u32 = 6;
 pub const SC64_CFG_COUNT: u32 = 15;
 
 const SC64_BUFFER_MASK: usize = 0x1FFF;
+const SC64_EEPROM_MASK: usize = 0xFFF;
 
 #[derive(serde::Serialize, serde::Deserialize)]
 pub struct Sc64 {
-    #[serde(with = "serde_big_array::BigArray")]
-    pub buffer: [u8; 8192],
+    pub buffer: Vec<u8>,
     pub regs: [u32; SC64_REGS_COUNT as usize],
     pub regs_locked: bool,
     pub cfg: [u32; SC64_CFG_COUNT as usize],
     pub sector: u32,
+    pub writeback_sector: Vec<u32>,
 }
 
 fn format_sdcard(device: &mut device::Device) {
-    if device.ui.saves.sdcard.0.is_empty() {
-        device.ui.saves.sdcard.0.resize(SDCARD_SIZE, 0);
-        let buf = std::io::Cursor::new(&mut device.ui.saves.sdcard.0);
+    if device.ui.storage.saves.sdcard.data.is_empty() {
+        device.ui.storage.saves.sdcard.data.resize(SDCARD_SIZE, 0);
+        let buf = std::io::Cursor::new(&mut device.ui.storage.saves.sdcard.data);
         fatfs::format_volume(buf, fatfs::FormatVolumeOptions::new()).unwrap();
     }
 }
@@ -74,6 +78,11 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
         SC64_SCR_REG => {
             if !device.cart.sc64.regs_locked {
                 match char::from_u32(value & mask).unwrap() {
+                    'V' => {
+                        // get version
+                        device.cart.sc64.regs[SC64_DATA0_REG as usize] = (2 << 16) | 20;
+                        device.cart.sc64.regs[SC64_DATA1_REG as usize] = 2;
+                    }
                     'c' => {
                         // get config
                         device.cart.sc64.regs[SC64_DATA1_REG as usize] = device.cart.sc64.cfg
@@ -81,6 +90,35 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
                     }
                     'C' => {
                         // set config
+                        if device.cart.sc64.regs[SC64_DATA0_REG as usize] == SC64_SAVE_TYPE {
+                            // if save type is being written, we are probably booting a game using the flash cart menu
+                            // we shouldn't write saves to disk in this case (they are written to the SD card)
+                            device.ui.storage.saves.write_to_disk = false;
+                            device.ui.storage.save_type =
+                                match device.cart.sc64.regs[SC64_DATA1_REG as usize] {
+                                    0 => {
+                                        vec![]
+                                    }
+                                    1 => {
+                                        vec![ui::storage::SaveTypes::Eeprom4k]
+                                    }
+                                    2 => {
+                                        vec![ui::storage::SaveTypes::Eeprom16k]
+                                    }
+                                    3 => {
+                                        vec![ui::storage::SaveTypes::Sram]
+                                    }
+                                    4 => {
+                                        vec![ui::storage::SaveTypes::Flash]
+                                    }
+                                    _ => {
+                                        panic!(
+                                            "unknown sc64 save type: {}",
+                                            device.cart.sc64.regs[SC64_DATA1_REG as usize]
+                                        )
+                                    }
+                                }
+                        }
                         std::mem::swap(
                             &mut device.cart.sc64.cfg
                                 [device.cart.sc64.regs[SC64_DATA0_REG as usize] as usize],
@@ -117,9 +155,10 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
                         let mut i = 0;
 
                         while i < length {
-                            if offset + i < device.ui.saves.sdcard.0.len() {
+                            if offset + i < device.ui.storage.saves.sdcard.data.len() {
                                 let data = u32::from_be_bytes(
-                                    device.ui.saves.sdcard.0[(offset + i)..(offset + i + 4)]
+                                    device.ui.storage.saves.sdcard.data
+                                        [(offset + i)..(offset + i + 4)]
                                         .try_into()
                                         .unwrap(),
                                 );
@@ -148,7 +187,7 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
                         let mut i = 0;
 
                         while i < length {
-                            if offset + i < device.ui.saves.sdcard.0.len() {
+                            if offset + i < device.ui.storage.saves.sdcard.data.len() {
                                 let data = device::memory::data_read(
                                     device,
                                     address + i as u64,
@@ -156,17 +195,33 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
                                     false,
                                 )
                                 .to_be_bytes();
-                                device.ui.saves.sdcard.0[(offset + i)..(offset + i + 4)]
+                                device.ui.storage.saves.sdcard.data[(offset + i)..(offset + i + 4)]
                                     .copy_from_slice(&data);
                             } else {
                                 panic!("sd card write out of bounds")
                             }
                             i += 4;
                         }
-                        device.ui.saves.sdcard.1 = true;
+                        device.ui.storage.saves.sdcard.written = true;
+                    }
+                    'U' | 'u' => {} // USB status, ignored
+                    'M' | 'm' => {} // USB read/write, ignored
+                    'w' => {
+                        // SD card writeback pending
+                        device.cart.sc64.regs[SC64_DATA0_REG as usize] = 0;
+                    }
+                    'W' => {
+                        let writeback_sectors_address =
+                            device.cart.sc64.regs[SC64_DATA0_REG as usize] as u64;
+                        for i in 0..256 {
+                            device.cart.sc64.writeback_sector[i] = device::memory::data_read(
+                                device,
+                                writeback_sectors_address + (i * 4) as u64,
+                                device::memory::AccessSize::Word,
+                                false,
+                            );
+                        }
                     }
-                    'U' => {} // USB_WRITE_STATUS, ignored
-                    'M' => {} // USB_WRITE, ignored
                     _ => {
                         panic!(
                             "unknown sc64 command: {}",
@@ -190,24 +245,48 @@ pub fn read_mem(
     address: u64,
     _access_size: device::memory::AccessSize,
 ) -> u32 {
-    let masked_address = address as usize & SC64_BUFFER_MASK;
-    u32::from_be_bytes(
-        device.cart.sc64.buffer[masked_address..masked_address + 4]
-            .try_into()
-            .unwrap(),
-    )
+    if address & 0x2000 != 0 {
+        device::cart::format_eeprom(device);
+        let masked_address = address as usize & SC64_EEPROM_MASK;
+        u32::from_be_bytes(
+            device.ui.storage.saves.eeprom.data[masked_address..masked_address + 4]
+                .try_into()
+                .unwrap(),
+        )
+    } else {
+        let masked_address = address as usize & SC64_BUFFER_MASK;
+        u32::from_be_bytes(
+            device.cart.sc64.buffer[masked_address..masked_address + 4]
+                .try_into()
+                .unwrap(),
+        )
+    }
 }
 
 pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u32) {
-    let masked_address = address as usize & SC64_BUFFER_MASK;
-    let mut data = u32::from_be_bytes(
+    if address & 0x2000 != 0 {
+        device::cart::format_eeprom(device);
+        let masked_address = address as usize & SC64_EEPROM_MASK;
+        let mut data = u32::from_be_bytes(
+            device.ui.storage.saves.eeprom.data[masked_address..masked_address + 4]
+                .try_into()
+                .unwrap(),
+        );
+        device::memory::masked_write_32(&mut data, value, mask);
+        device.ui.storage.saves.eeprom.data[masked_address..masked_address + 4]
+            .copy_from_slice(&data.to_be_bytes());
+        device.ui.storage.saves.eeprom.written = true
+    } else {
+        let masked_address = address as usize & SC64_BUFFER_MASK;
+        let mut data = u32::from_be_bytes(
+            device.cart.sc64.buffer[masked_address..masked_address + 4]
+                .try_into()
+                .unwrap(),
+        );
+        device::memory::masked_write_32(&mut data, value, mask);
         device.cart.sc64.buffer[masked_address..masked_address + 4]
-            .try_into()
-            .unwrap(),
-    );
-    device::memory::masked_write_32(&mut data, value, mask);
-    device.cart.sc64.buffer[masked_address..masked_address + 4]
-        .copy_from_slice(&data.to_be_bytes());
+            .copy_from_slice(&data.to_be_bytes());
+    }
 }
 
 pub fn dma_read(
@@ -217,12 +296,20 @@ pub fn dma_read(
     length: u32,
 ) -> u64 {
     dram_addr &= device::rdram::RDRAM_MASK as u32;
-    cart_addr &= SC64_BUFFER_MASK as u32;
+    let buffer = if cart_addr & 0x2000 != 0 {
+        device::cart::format_eeprom(device);
+        cart_addr &= SC64_EEPROM_MASK as u32;
+        device.ui.storage.saves.eeprom.written = true;
+        &mut device.ui.storage.saves.eeprom.data
+    } else {
+        cart_addr &= SC64_BUFFER_MASK as u32;
+        &mut device.cart.sc64.buffer
+    };
     let mut i = dram_addr;
     let mut j = cart_addr;
 
     while i < dram_addr + length && i < device.rdram.size {
-        device.cart.sc64.buffer[j as usize] = device.rdram.mem[i as usize ^ device.byte_swap];
+        buffer[j as usize] = device.rdram.mem[i as usize ^ device.byte_swap];
         i += 1;
         j += 1;
     }
@@ -237,12 +324,19 @@ pub fn dma_write(
     length: u32,
 ) -> u64 {
     dram_addr &= device::rdram::RDRAM_MASK as u32;
-    cart_addr &= SC64_BUFFER_MASK as u32;
+    let buffer = if cart_addr & 0x2000 != 0 {
+        device::cart::format_eeprom(device);
+        cart_addr &= SC64_EEPROM_MASK as u32;
+        &device.ui.storage.saves.eeprom.data
+    } else {
+        cart_addr &= SC64_BUFFER_MASK as u32;
+        &device.cart.sc64.buffer
+    };
     let mut i = dram_addr;
     let mut j = cart_addr;
 
     while i < dram_addr + length && i < device.rdram.size {
-        device.rdram.mem[i as usize ^ device.byte_swap] = device.cart.sc64.buffer[j as usize];
+        device.rdram.mem[i as usize ^ device.byte_swap] = buffer[j as usize];
         i += 1;
         j += 1;
     }

src/device/cart/sram.rs

@@ -29,14 +29,20 @@ pub struct Flashram {
 }
 
 fn format_sram(device: &mut device::Device) {
-    if device.ui.saves.sram.0.len() < SRAM_SIZE {
-        device.ui.saves.sram.0.resize(SRAM_SIZE, 0xFF)
+    if device.ui.storage.saves.sram.data.len() < SRAM_SIZE {
+        device.ui.storage.saves.sram.data.resize(SRAM_SIZE, 0xFF)
     }
 }
 
 fn format_flash(device: &mut device::Device) {
-    if device.ui.saves.flash.0.len() < FLASHRAM_SIZE {
-        device.ui.saves.flash.0.resize(FLASHRAM_SIZE, 0xFF)
+    if device.ui.storage.saves.flash.data.len() < FLASHRAM_SIZE {
+        device
+            .ui
+            .storage
+            .saves
+            .flash
+            .data
+            .resize(FLASHRAM_SIZE, 0xFF)
     }
 }
 
@@ -46,7 +52,7 @@ fn read_mem_sram(device: &mut device::Device, address: u64) -> u32 {
     format_sram(device);
 
     u32::from_be_bytes(
-        device.ui.saves.sram.0[masked_address..masked_address + 4]
+        device.ui.storage.saves.sram.data[masked_address..masked_address + 4]
             .try_into()
             .unwrap(),
     )
@@ -75,7 +81,12 @@ pub fn read_mem(
     let cycles = device::pi::calculate_cycles(device, 2, 4);
     device::cop0::add_cycles(device, cycles);
 
-    if device.ui.save_type.contains(&ui::storage::SaveTypes::Sram) {
+    if device
+        .ui
+        .storage
+        .save_type
+        .contains(&ui::storage::SaveTypes::Sram)
+    {
         read_mem_sram(device, address)
     } else {
         read_mem_flash(device, address)
@@ -88,14 +99,15 @@ fn write_mem_sram(device: &mut device::Device, address: u64, value: u32, mask: u
     format_sram(device);
 
     let mut data = u32::from_be_bytes(
-        device.ui.saves.sram.0[masked_address..masked_address + 4]
+        device.ui.storage.saves.sram.data[masked_address..masked_address + 4]
             .try_into()
             .unwrap(),
     );
     device::memory::masked_write_32(&mut data, value, mask);
-    device.ui.saves.sram.0[masked_address..masked_address + 4].copy_from_slice(&data.to_be_bytes());
+    device.ui.storage.saves.sram.data[masked_address..masked_address + 4]
+        .copy_from_slice(&data.to_be_bytes());
 
-    device.ui.saves.sram.1 = true
+    device.ui.storage.saves.sram.written = true
 }
 
 fn write_mem_flash(device: &mut device::Device, address: u64, value: u32, mask: u32) {
@@ -113,7 +125,12 @@ fn write_mem_flash(device: &mut device::Device, address: u64, value: u32, mask:
 }
 
 pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u32) {
-    if device.ui.save_type.contains(&ui::storage::SaveTypes::Sram) {
+    if device
+        .ui
+        .storage
+        .save_type
+        .contains(&ui::storage::SaveTypes::Sram)
+    {
         write_mem_sram(device, address, value, mask)
     } else {
         write_mem_flash(device, address, value, mask)
@@ -122,11 +139,7 @@ pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u3
     device.pi.regs[device::pi::PI_STATUS_REG as usize] |= device::pi::PI_STATUS_IO_BUSY;
 
     let cycles = device::pi::calculate_cycles(device, 2, 4);
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_PI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + cycles,
-    );
+    device::events::create_event(device, device::events::EVENT_TYPE_PI, cycles);
 }
 
 fn dma_read_sram(device: &mut device::Device, mut cart_addr: u32, mut dram_addr: u32, length: u32) {
@@ -138,12 +151,13 @@ fn dma_read_sram(device: &mut device::Device, mut cart_addr: u32, mut dram_addr:
     format_sram(device);
 
     while i < dram_addr + length && i < device.rdram.size {
-        device.ui.saves.sram.0[j as usize] = device.rdram.mem[i as usize ^ device.byte_swap];
+        device.ui.storage.saves.sram.data[j as usize] =
+            device.rdram.mem[i as usize ^ device.byte_swap];
         i += 1;
         j += 1;
     }
 
-    device.ui.saves.sram.1 = true
+    device.ui.storage.saves.sram.written = true
 }
 
 fn dma_read_flash(device: &mut device::Device, cart_addr: u32, dram_addr: u32, length: u32) {
@@ -166,7 +180,12 @@ fn dma_read_flash(device: &mut device::Device, cart_addr: u32, dram_addr: u32, l
 
 // cart is big endian, rdram is native endian
 pub fn dma_read(device: &mut device::Device, cart_addr: u32, dram_addr: u32, length: u32) -> u64 {
-    if device.ui.save_type.contains(&ui::storage::SaveTypes::Sram) {
+    if device
+        .ui
+        .storage
+        .save_type
+        .contains(&ui::storage::SaveTypes::Sram)
+    {
         dma_read_sram(device, cart_addr, dram_addr, length)
     } else {
         dma_read_flash(device, cart_addr, dram_addr, length)
@@ -188,7 +207,8 @@ fn dma_write_sram(
     format_sram(device);
 
     while i < dram_addr + length && i < device.rdram.size {
-        device.rdram.mem[i as usize ^ device.byte_swap] = device.ui.saves.sram.0[j as usize];
+        device.rdram.mem[i as usize ^ device.byte_swap] =
+            device.ui.storage.saves.sram.data[j as usize];
         i += 1;
         j += 1;
     }
@@ -231,7 +251,7 @@ fn dma_write_flash(
         /* do actual DMA */
         for i in 0..length {
             device.rdram.mem[(dram_addr + i) as usize ^ device.byte_swap] =
-                device.ui.saves.flash.0[(cart_addr + i) as usize];
+                device.ui.storage.saves.flash.data[(cart_addr + i) as usize];
         }
     } else {
         /* other accesses are not implemented */
@@ -241,7 +261,12 @@ fn dma_write_flash(
 
 // cart is big endian, rdram is native endian
 pub fn dma_write(device: &mut device::Device, cart_addr: u32, dram_addr: u32, length: u32) -> u64 {
-    if device.ui.save_type.contains(&ui::storage::SaveTypes::Sram) {
+    if device
+        .ui
+        .storage
+        .save_type
+        .contains(&ui::storage::SaveTypes::Sram)
+    {
         dma_write_sram(device, cart_addr, dram_addr, length)
     } else {
         dma_write_flash(device, cart_addr, dram_addr, length)
@@ -270,14 +295,14 @@ fn flashram_command(device: &mut device::Device, command: u32) {
             if device.cart.flashram.mode == FlashramMode::SectorErase {
                 let offset: usize = (device.cart.flashram.erase_page & 0xff80) as usize * 128;
                 for i in 0..128 * 128 {
-                    device.ui.saves.flash.0[offset + i] = 0xFF;
+                    device.ui.storage.saves.flash.data[offset + i] = 0xFF;
                 }
-                device.ui.saves.flash.1 = true
+                device.ui.storage.saves.flash.written = true
             } else if device.cart.flashram.mode == FlashramMode::ChipErase {
                 for i in 0..FLASHRAM_SIZE {
-                    device.ui.saves.flash.0[i] = 0xFF;
+                    device.ui.storage.saves.flash.data[i] = 0xFF;
                 }
-                device.ui.saves.flash.1 = true
+                device.ui.storage.saves.flash.written = true
             } else {
                 panic!("Unexpected flash erase command")
             }
@@ -295,9 +320,9 @@ fn flashram_command(device: &mut device::Device, command: u32) {
             /* program selected page */
             let offset: usize = (command & 0xffff) as usize * 128;
             for i in 0..128 {
-                device.ui.saves.flash.0[offset + i] = device.cart.flashram.page_buf[i];
+                device.ui.storage.saves.flash.data[offset + i] = device.cart.flashram.page_buf[i];
             }
-            device.ui.saves.flash.1 = true;
+            device.ui.storage.saves.flash.written = true;
 
             /* clear program busy flag, set program success flag, transition to status mode */
             device.cart.flashram.status &= !0x01;

src/device/controller.rs

@@ -1,7 +1,9 @@
 use crate::{device, netplay, savestates, ui};
 
+pub mod gbcart;
 pub mod mempak;
 pub mod rumble;
+pub mod transferpak;
 pub mod vru;
 
 pub const JCMD_STATUS: u8 = 0x00;
@@ -24,6 +26,7 @@ pub enum PakType {
     None = 0,
     MemPak = 1,
     RumblePak = 2,
+    TransferPak = 3,
 }
 
 #[derive(Copy, Clone, serde::Serialize, serde::Deserialize)]
@@ -64,8 +67,8 @@ pub fn process(device: &mut device::Device, channel: usize) {
                 netplay::get_input(device, channel)
             };
 
-            device.pif.ram[offset..offset + 4].copy_from_slice(&input.0.to_ne_bytes());
-            if input.1 {
+            device.pif.ram[offset..offset + 4].copy_from_slice(&input.data.to_ne_bytes());
+            if input.pak_change_pressed {
                 // pak change button pressed
                 if device::events::get_event(device, device::events::EVENT_TYPE_PAK).is_none() {
                     device.pif.channels[channel].change_pak =
@@ -74,8 +77,7 @@ pub fn process(device: &mut device::Device, channel: usize) {
                     device::events::create_event(
                         device,
                         device::events::EVENT_TYPE_PAK,
-                        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize]
-                            + (device.cpu.clock_rate), // 1 second
+                        device.cpu.clock_rate, // 1 second
                     )
                 }
             }
@@ -159,29 +161,48 @@ fn data_crc(device: &device::Device, data_offset: usize, size: usize) -> u8 {
 pub fn pak_switch_event(device: &mut device::Device) {
     for (i, channel) in device.pif.channels.iter_mut().enumerate() {
         if channel.change_pak != PakType::None {
-            if channel.change_pak == PakType::RumblePak {
-                if device.netplay.is_none() {
-                    device::ui::input::set_rumble(&mut device.ui, i, 0);
-                } else if device.netplay.as_ref().unwrap().player_number as usize == i {
-                    device::ui::input::set_rumble(&mut device.ui, 0, 0);
-                }
+            //stop rumble if it is on
+            if device.netplay.is_none() {
+                device::ui::input::set_rumble(&mut device.ui, i, 0);
+            } else if device.netplay.as_ref().unwrap().player_number as usize == i {
+                device::ui::input::set_rumble(&mut device.ui, 0, 0);
+            }
 
-                let handler = device::controller::PakHandler {
+            let new_pak_type = match channel.change_pak {
+                PakType::MemPak => PakType::RumblePak,
+                PakType::RumblePak => {
+                    if device.transferpaks[i].cart.rom.is_empty() {
+                        PakType::MemPak
+                    } else {
+                        PakType::TransferPak
+                    }
+                }
+                PakType::TransferPak => PakType::MemPak,
+                _ => {
+                    panic!("Invalid pak type");
+                }
+            };
+
+            if new_pak_type == PakType::MemPak {
+                channel.pak_handler = Some(device::controller::PakHandler {
                     read: device::controller::mempak::read,
                     write: device::controller::mempak::write,
-                    pak_type: device::controller::PakType::MemPak,
-                };
-                channel.pak_handler = Some(handler);
-                ui::audio::play_pak_switch(&mut device.ui, PakType::MemPak);
-            } else if channel.change_pak == PakType::MemPak {
-                let handler = device::controller::PakHandler {
+                    pak_type: new_pak_type,
+                });
+            } else if new_pak_type == PakType::RumblePak {
+                channel.pak_handler = Some(device::controller::PakHandler {
                     read: device::controller::rumble::read,
                     write: device::controller::rumble::write,
-                    pak_type: device::controller::PakType::RumblePak,
-                };
-                channel.pak_handler = Some(handler);
-                ui::audio::play_pak_switch(&mut device.ui, PakType::RumblePak);
+                    pak_type: new_pak_type,
+                });
+            } else if new_pak_type == PakType::TransferPak {
+                channel.pak_handler = Some(device::controller::PakHandler {
+                    read: device::controller::transferpak::read,
+                    write: device::controller::transferpak::write,
+                    pak_type: new_pak_type,
+                });
             }
+            ui::audio::play_pak_switch(&mut device.ui, new_pak_type);
             channel.change_pak = PakType::None;
         }
     }

src/device/controller/gbcart.rs

@@ -0,0 +1,328 @@
+use crate::device;
+
+#[derive(Default, serde::Serialize, serde::Deserialize)]
+pub struct GbCart {
+    pub enabled: bool,
+    #[serde(skip)]
+    pub rom: Vec<u8>,
+    pub ram: Vec<u8>,
+    pub cart_type: device::controller::gbcart::CartType,
+    pub ram_enabled: bool,
+    pub mbc1_mode: bool,
+    pub ram_bank: u16,
+    pub rom_bank: u32,
+    pub set_latch: bool,
+    pub latch_second: u8,
+    pub latch_minute: u8,
+    pub latch_hour: u8,
+    pub latch_day: u16,
+}
+
+#[derive(Default, Copy, Clone, serde::Serialize, serde::Deserialize)]
+pub enum CartType {
+    #[default]
+    None,
+    MBC1RamBatt,
+    MBC3RamBatt,
+    MBC3RamBattRtc,
+    MBC5RamBatt,
+}
+
+fn write_mbc1(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    let value = pif_ram[data + size - 1];
+    if address < 0x2000 {
+        cart.ram_enabled = value & 0xf == 0xa;
+    } else if address < 0x4000 {
+        let bank = value & 0x1f;
+        cart.rom_bank = bank as u32;
+        if cart.rom_bank == 0 {
+            cart.rom_bank = 1;
+        }
+    } else if address < 0x6000 {
+        cart.ram_bank = (value & 0x3) as u16;
+    } else if address < 0x8000 {
+        cart.mbc1_mode = (value & 0x1) != 0;
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            return;
+        }
+        if cart.mbc1_mode {
+            let banked_address = address - 0xA000 + (cart.ram_bank * 0x2000);
+            cart.ram[banked_address as usize..banked_address as usize + size]
+                .copy_from_slice(&pif_ram[data..data + size]);
+        } else {
+            let banked_address = address - 0xA000;
+            cart.ram[banked_address as usize..banked_address as usize + size]
+                .copy_from_slice(&pif_ram[data..data + size]);
+        }
+    }
+}
+
+fn read_mbc1(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    if address < 0x4000 {
+        let banked_address = address & 0x3FFF;
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if address < 0x8000 {
+        let banked_address = address as u32 - 0x4000 + (cart.rom_bank * 0x4000);
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            for i in 0..size {
+                pif_ram[data + i] = 0xff;
+            }
+            return;
+        }
+        if cart.ram_bank > 3 {
+            for i in 0..size {
+                pif_ram[data + i] = 0;
+            }
+        } else {
+            let banked_address = address - 0xA000 + (cart.ram_bank * 0x2000);
+            pif_ram[data..data + size].copy_from_slice(
+                &cart.ram[banked_address as usize..banked_address as usize + size],
+            );
+        }
+    }
+}
+
+fn write_mbc3(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    let value = pif_ram[data + size - 1];
+    if address < 0x2000 {
+        cart.ram_enabled = value & 0xf == 0xa;
+    } else if address < 0x4000 {
+        let bank = value & 0x7f;
+        cart.rom_bank = bank as u32;
+        if cart.rom_bank == 0 {
+            cart.rom_bank = 1;
+        }
+    } else if address < 0x6000 {
+        cart.ram_bank = (value & 0xf) as u16;
+    } else if address < 0x8000 {
+        if !cart.set_latch && value != 0 {
+            // not implemented
+        }
+        cart.set_latch = value != 0;
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            return;
+        }
+        if cart.ram_bank < 0x8 {
+            let banked_address = address - 0xA000 + (cart.ram_bank * 0x2000);
+            cart.ram[banked_address as usize..banked_address as usize + size]
+                .copy_from_slice(&pif_ram[data..data + size]);
+        } else {
+            match cart.ram_bank {
+                0x8 => {
+                    cart.latch_second = value;
+                }
+                0x9 => {
+                    cart.latch_minute = value;
+                }
+                0xA => {
+                    cart.latch_hour = value;
+                }
+                0xB => {
+                    cart.latch_day &= 0xFF00;
+                    cart.latch_day |= value as u16;
+                }
+                0xC => {
+                    cart.latch_day &= 0x00FF;
+                    cart.latch_day |= (value as u16) << 8;
+                }
+                _ => {
+                    panic!("Unsupported ram bank {:x}", cart.ram_bank);
+                }
+            }
+        }
+    } else {
+        panic!("Unsupported write address {:x}", address);
+    }
+}
+
+fn read_mbc3(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    if address < 0x4000 {
+        let banked_address = address & 0x3FFF;
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if address < 0x8000 {
+        let banked_address = address as u32 - 0x4000 + (cart.rom_bank * 0x4000);
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            for i in 0..size {
+                pif_ram[data + i] = 0xff;
+            }
+            return;
+        }
+        if cart.ram_bank < 0x8 {
+            if cart.ram_bank > 3 {
+                for i in 0..size {
+                    pif_ram[data + i] = 0;
+                }
+            } else {
+                let banked_address = address - 0xA000 + (cart.ram_bank * 0x2000);
+                pif_ram[data..data + size].copy_from_slice(
+                    &cart.ram[banked_address as usize..banked_address as usize + size],
+                );
+            }
+        } else {
+            let latch = match cart.ram_bank {
+                0x8 => cart.latch_second,
+                0x9 => cart.latch_minute,
+                0xA => cart.latch_hour,
+                0xB => cart.latch_day as u8,
+                0xC => (cart.latch_day >> 8) as u8,
+                _ => {
+                    panic!("Unsupported ram bank {:x}", cart.ram_bank);
+                }
+            };
+            for i in 0..size {
+                pif_ram[data + i] = latch;
+            }
+        }
+    } else {
+        panic!("Unsupported read address {:x}", address);
+    }
+}
+
+fn write_mbc5(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    let value = pif_ram[data + size - 1];
+    if address < 0x2000 {
+        cart.ram_enabled = value & 0xf == 0xa;
+    } else if address < 0x3000 {
+        cart.rom_bank &= 0xff00;
+        cart.rom_bank |= value as u32;
+    } else if address < 0x4000 {
+        cart.rom_bank &= 0x00ff;
+        cart.rom_bank |= ((value & 0x1) as u32) << 8;
+    } else if address < 0x6000 {
+        cart.ram_bank = (value & 0xf) as u16;
+    } else if address < 0xa000 {
+        println!("Unknown MBC5 write address {:x}", address);
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            return;
+        }
+
+        let banked_address = address - 0xA000 + (cart.ram_bank << 13);
+        cart.ram[banked_address as usize..banked_address as usize + size]
+            .copy_from_slice(&pif_ram[data..data + size]);
+    } else {
+        panic!("Unsupported write address {:x}", address);
+    }
+}
+
+fn read_mbc5(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    if address < 0x4000 {
+        let banked_address = address & 0x3FFF;
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if address < 0x8000 {
+        let banked_address = address as u32 - 0x4000 + (cart.rom_bank << 14);
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.rom[banked_address as usize..banked_address as usize + size]);
+    } else if (0xa000..0xc000).contains(&address) {
+        if !cart.ram_enabled {
+            for i in 0..size {
+                pif_ram[data + i] = 0xff;
+            }
+            return;
+        }
+
+        let banked_address = address - 0xA000 + (cart.ram_bank << 13);
+        pif_ram[data..data + size]
+            .copy_from_slice(&cart.ram[banked_address as usize..banked_address as usize + size]);
+    } else {
+        panic!("Unsupported read address {:x}", address);
+    }
+}
+
+pub fn read(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    if !cart.enabled {
+        for i in 0..size {
+            pif_ram[data + i] = 0x00;
+        }
+        return;
+    }
+    match cart.cart_type {
+        CartType::MBC1RamBatt => read_mbc1(pif_ram, cart, address, data, size),
+        CartType::MBC3RamBatt => read_mbc3(pif_ram, cart, address, data, size),
+        CartType::MBC3RamBattRtc => read_mbc3(pif_ram, cart, address, data, size),
+        CartType::MBC5RamBatt => read_mbc5(pif_ram, cart, address, data, size),
+        _ => panic!("Unsupported cart type"),
+    }
+}
+
+pub fn write(
+    pif_ram: &mut [u8],
+    cart: &mut device::controller::gbcart::GbCart,
+    address: u16,
+    data: usize,
+    size: usize,
+) {
+    if !cart.enabled {
+        return;
+    }
+    match cart.cart_type {
+        CartType::MBC1RamBatt => write_mbc1(pif_ram, cart, address, data, size),
+        CartType::MBC3RamBatt => write_mbc3(pif_ram, cart, address, data, size),
+        CartType::MBC3RamBattRtc => write_mbc3(pif_ram, cart, address, data, size),
+        CartType::MBC5RamBatt => write_mbc5(pif_ram, cart, address, data, size),
+        _ => panic!("Unsupported cart type"),
+    }
+}
+
+pub fn get_cart_type(data: u8) -> CartType {
+    match data {
+        0x03 => CartType::MBC1RamBatt,
+        0x10 => CartType::MBC3RamBattRtc,
+        0x13 => CartType::MBC3RamBatt,
+        0x1b => CartType::MBC5RamBatt,
+        _ => panic!("Unsupported cart type {:x}", data),
+    }
+}

src/device/controller/mempak.rs

@@ -4,8 +4,14 @@ pub const MEMPAK_SIZE: usize = 0x8000;
 const MPK_PAGE_SIZE: usize = 256;
 
 fn format_mempak(device: &mut device::Device) {
-    if device.ui.saves.mempak.0.len() < MEMPAK_SIZE * 4 {
-        device.ui.saves.mempak.0.resize(MEMPAK_SIZE * 4, 0);
+    if device.ui.storage.saves.mempak.data.len() < MEMPAK_SIZE * 4 {
+        device
+            .ui
+            .storage
+            .saves
+            .mempak
+            .data
+            .resize(MEMPAK_SIZE * 4, 0);
 
         let page_0: [u8; MPK_PAGE_SIZE] = [
             /* Label area */
@@ -38,28 +44,31 @@ fn format_mempak(device: &mut device::Device) {
             let offset = i * MEMPAK_SIZE;
 
             /* Fill Page 0 with pre-initialized content */
-            device.ui.saves.mempak.0[offset..offset + MPK_PAGE_SIZE].copy_from_slice(&page_0);
+            device.ui.storage.saves.mempak.data[offset..offset + MPK_PAGE_SIZE]
+                .copy_from_slice(&page_0);
 
             /* Fill INODE page 1 and update it's checkum */
             let start_page = 5;
             for i in MPK_PAGE_SIZE..2 * start_page {
-                device.ui.saves.mempak.0[offset + i] = 0;
+                device.ui.storage.saves.mempak.data[offset + i] = 0;
             }
             for i in (MPK_PAGE_SIZE + 2 * start_page..2 * MPK_PAGE_SIZE).step_by(2) {
-                device.ui.saves.mempak.0[offset + i] = 0x00;
-                device.ui.saves.mempak.0[offset + i + 1] = 0x03;
+                device.ui.storage.saves.mempak.data[offset + i] = 0x00;
+                device.ui.storage.saves.mempak.data[offset + i + 1] = 0x03;
             }
-            device.ui.saves.mempak.0[offset + (MPK_PAGE_SIZE + 1)] = 0x71;
+            device.ui.storage.saves.mempak.data[offset + (MPK_PAGE_SIZE + 1)] = 0x71;
 
             /* Page 2 is identical to page 1 */
             let page1 = offset + MPK_PAGE_SIZE;
             let page2 = offset + 2 * MPK_PAGE_SIZE;
-            let page1data = device.ui.saves.mempak.0[page1..page1 + MPK_PAGE_SIZE].to_vec();
-            device.ui.saves.mempak.0[page2..page2 + MPK_PAGE_SIZE].copy_from_slice(&page1data);
+            let page1data =
+                device.ui.storage.saves.mempak.data[page1..page1 + MPK_PAGE_SIZE].to_vec();
+            device.ui.storage.saves.mempak.data[page2..page2 + MPK_PAGE_SIZE]
+                .copy_from_slice(&page1data);
 
             /* Remaining pages DIR+DATA (3...) are initialized with 0x00 */
             for i in 3 * MPK_PAGE_SIZE..MEMPAK_SIZE - 3 * MPK_PAGE_SIZE {
-                device.ui.saves.mempak.0[offset + i] = 0;
+                device.ui.storage.saves.mempak.data[offset + i] = 0;
             }
         }
     }
@@ -71,7 +80,7 @@ pub fn read(device: &mut device::Device, channel: usize, address: u16, data: usi
 
         let offset = (channel * MEMPAK_SIZE) + address as usize;
         device.pif.ram[data..data + size]
-            .copy_from_slice(&device.ui.saves.mempak.0[offset..offset + size])
+            .copy_from_slice(&device.ui.storage.saves.mempak.data[offset..offset + size])
     } else {
         for i in 0..size {
             device.pif.ram[data + i] = 0;
@@ -84,9 +93,9 @@ pub fn write(device: &mut device::Device, channel: usize, address: u16, data: us
         format_mempak(device);
 
         let offset = (channel * MEMPAK_SIZE) + address as usize;
-        device.ui.saves.mempak.0[offset..offset + size]
+        device.ui.storage.saves.mempak.data[offset..offset + size]
             .copy_from_slice(&device.pif.ram[data..data + size]);
 
-        device.ui.saves.mempak.1 = true
+        device.ui.storage.saves.mempak.written = true
     }
 }

src/device/controller/transferpak.rs

@@ -0,0 +1,133 @@
+use crate::device;
+
+#[derive(Default, serde::Serialize, serde::Deserialize)]
+pub struct TransferPak {
+    pub enabled: bool,
+    pub reset_state: u8,
+    pub bank: u16,
+    pub cart: device::controller::gbcart::GbCart,
+}
+
+pub fn read(device: &mut device::Device, channel: usize, address: u16, data: usize, size: usize) {
+    let pak = &mut device.transferpaks[channel];
+
+    match address >> 12 {
+        0x8 => {
+            let value = if pak.enabled { 0x84 } else { 0x00 };
+            for i in 0..size {
+                device.pif.ram[data + i] = value;
+            }
+            return;
+        }
+        _ => {
+            if !pak.enabled {
+                for i in 0..size {
+                    device.pif.ram[data + i] = 0x00;
+                }
+                return;
+            }
+        }
+    }
+
+    match address >> 12 {
+        0xB => {
+            let mut value = 0;
+            if pak.cart.enabled {
+                value |= 1 << 0;
+            }
+            value |= (pak.reset_state & 3) << 2;
+            if pak.enabled {
+                value |= 1 << 7;
+            }
+
+            if pak.cart.enabled && pak.reset_state == 3 {
+                pak.reset_state = 2
+            } else if !pak.cart.enabled && pak.reset_state == 2 {
+                pak.reset_state = 1
+            } else if !pak.cart.enabled && pak.reset_state == 1 {
+                pak.reset_state = 0
+            }
+            for i in 0..size {
+                device.pif.ram[data + i] = value;
+            }
+        }
+        0xC..=0xF => {
+            device::controller::gbcart::read(
+                &mut device.pif.ram,
+                &mut pak.cart,
+                0x4000 * pak.bank + (address & 0x7fff) - 0x4000,
+                data,
+                size,
+            );
+        }
+        _ => {
+            panic!("unknown transfer pak read {:x}", address >> 12);
+        }
+    }
+}
+
+pub fn write(device: &mut device::Device, channel: usize, address: u16, data: usize, size: usize) {
+    let pak = &mut device.transferpaks[channel];
+
+    let value = device.pif.ram[data + size - 1];
+    match address >> 12 {
+        0x8 => {
+            match value {
+                0xFE => {
+                    pak.enabled = false;
+                }
+                0x84 => {
+                    if !pak.enabled {
+                        pak.bank = 3;
+                        pak.cart.enabled = false;
+                        pak.reset_state = 0;
+                    }
+                    pak.enabled = true;
+                }
+                _ => panic!("unknown transfer pak value"),
+            }
+            return;
+        }
+        _ => {
+            if !pak.enabled {
+                return;
+            }
+        }
+    }
+
+    match address >> 12 {
+        0xA => {
+            pak.bank = value as u16;
+            if pak.bank > 3 {
+                pak.bank = 0;
+            }
+        }
+        0xB => {
+            if value & 1 != 0 {
+                if !pak.cart.enabled {
+                    pak.reset_state = 3;
+                    pak.cart.rom_bank = 1;
+                    pak.cart.ram_bank = 0;
+                    pak.cart.ram_enabled = false;
+                    pak.cart.cart_type =
+                        device::controller::gbcart::get_cart_type(pak.cart.rom[0x147]);
+                }
+                pak.cart.enabled = true;
+            } else {
+                pak.cart.enabled = false;
+            }
+        }
+        0xC..=0xF => {
+            device::controller::gbcart::write(
+                &mut device.pif.ram,
+                &mut pak.cart,
+                0x4000 * pak.bank + (address & 0x7fff) - 0x4000,
+                data,
+                size,
+            );
+        }
+        _ => {
+            panic!("unknown transfer pak write {:x}", address >> 12);
+        }
+    }
+}

src/device/controller/vru.rs

@@ -170,8 +170,7 @@ pub fn process(device: &mut device::Device, channel: usize) {
                 device::events::create_event(
                     device,
                     device::events::EVENT_TYPE_VRU,
-                    device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize]
-                        + (device.cpu.clock_rate * 2), // 2 seconds
+                    device.cpu.clock_rate * 2, // 2 seconds
                 )
             } else if device.pif.ram[device.pif.channels[channel].rx_buf.unwrap()] == 0xEF {
                 device.vru.talking = false;

src/device/cop0.rs

@@ -215,7 +215,7 @@ fn set_control_registers(device: &mut device::Device, index: u32, mut data: u64)
             device::events::create_event(
                 device,
                 device::events::EVENT_TYPE_COMPARE,
-                device.cpu.cop0.regs[COP0_COUNT_REG as usize] + ((compare_event_diff as u64) << 1),
+                (compare_event_diff as u64) << 1,
             );
             device.cpu.cop0.regs[COP0_CAUSE_REG as usize] &= !COP0_CAUSE_IP7;
             device.cpu.cop0.pending_compare_interrupt = false;
@@ -237,7 +237,7 @@ fn set_control_registers(device: &mut device::Device, index: u32, mut data: u64)
 
 pub fn compare_event(device: &mut device::Device) {
     device.cpu.cop0.pending_compare_interrupt = true;
-    device::events::create_event(
+    device::events::create_event_at(
         device,
         device::events::EVENT_TYPE_COMPARE,
         device.cpu.next_event_count + (u32::MAX as u64),

src/device/cpu.rs

@@ -30,6 +30,7 @@ pub struct Cpu {
     pub hi: u64,
     pub running: bool,
     pub llbit: bool,
+    pub overclock: bool,
     pub clock_rate: u64,
     #[serde(skip, default = "savestates::default_instructions")]
     pub instrs: [fn(&mut device::Device, u32); 64],
@@ -223,7 +224,11 @@ pub fn map_instructions(device: &mut device::Device) {
 }
 
 pub fn init(device: &mut device::Device) {
-    device.cpu.clock_rate = 93750000;
+    device.cpu.clock_rate = if !device.cpu.overclock {
+        93750000
+    } else {
+        125000000
+    };
 
     map_instructions(device);
 

src/device/events.rs

@@ -21,6 +21,14 @@ pub struct Event {
 }
 
 pub fn create_event(device: &mut device::Device, name: usize, when: u64) {
+    device.cpu.events[name] = Event {
+        enabled: true,
+        count: device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + when,
+    };
+    set_next_event(device);
+}
+
+pub fn create_event_at(device: &mut device::Device, name: usize, when: u64) {
     device.cpu.events[name] = Event {
         enabled: true,
         count: when,

src/device/exceptions.rs

@@ -33,11 +33,7 @@ pub fn check_pending_interrupts(device: &mut device::Device) {
     if device.cpu.cop0.is_event {
         interrupt_exception(device);
     } else {
-        device::events::create_event(
-            device,
-            device::events::EVENT_TYPE_INT,
-            device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize],
-        );
+        device::events::create_event(device, device::events::EVENT_TYPE_INT, 0);
     }
 }
 

src/device/is_viewer.rs

@@ -21,9 +21,10 @@ pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u3
         let length = (value & mask) as u64;
         let data = std::str::from_utf8(
             &device.cart.is_viewer_buffer[0x20_usize..(0x20 + length) as usize],
-        )
-        .unwrap();
-        print!("{}", data);
+        );
+        if data.is_ok() {
+            print!("{}", data.unwrap());
+        }
     } else {
         let mut data = u32::from_be_bytes(
             device.cart.is_viewer_buffer[masked_address..masked_address + 4]

src/device/memory.rs

@@ -153,13 +153,16 @@ pub fn init(device: &mut device::Device) {
         } else if (MM_DOM2_ADDR2 >> 16..=(MM_DOM2_ADDR2 + 0x1FFFF) >> 16).contains(&i) {
             device.memory.memory_map_read[i] = device::cart::sram::read_mem;
             device.memory.memory_map_write[i] = device::cart::sram::write_mem;
-        } else if i >= MM_CART_ROM >> 16 && i <= (MM_CART_ROM + device.cart.rom.len() - 1) >> 16 {
+        } else if device.cart.rom.len() <= MM_IS_VIEWER - MM_CART_ROM
+            && i >= MM_IS_VIEWER >> 16
+            && i <= (MM_IS_VIEWER + 0xFFFF) >> 16
+        {
+            device.memory.memory_map_read[i] = device::is_viewer::read_mem;
+            device.memory.memory_map_write[i] = device::is_viewer::write_mem;
+        } else if (MM_CART_ROM >> 16..=(MM_CART_ROM + 0x0FBFFFFF) >> 16).contains(&i) {
             device.memory.fast_read[i] = device::cart::rom::read_mem_fast;
             device.memory.memory_map_read[i] = device::cart::rom::read_mem;
             device.memory.memory_map_write[i] = device::cart::rom::write_mem;
-        } else if i >= MM_IS_VIEWER >> 16 && i <= (MM_IS_VIEWER + 0xFFFF) >> 16 {
-            device.memory.memory_map_read[i] = device::is_viewer::read_mem;
-            device.memory.memory_map_write[i] = device::is_viewer::write_mem;
         } else if i >= MM_PIF_MEM >> 16 && i <= (MM_PIF_MEM + 0xFFFF) >> 16 {
             device.memory.memory_map_read[i] = device::pif::read_mem;
             device.memory.memory_map_write[i] = device::pif::write_mem;

src/device/pi.rs

@@ -1,4 +1,5 @@
-use crate::device;
+use crate::{device, ui};
+use rand_chacha::rand_core::RngCore;
 
 const PI_DRAM_ADDR_REG: u32 = 0;
 const PI_CART_ADDR_REG: u32 = 1;
@@ -65,11 +66,7 @@ fn dma_read(device: &mut device::Device) {
 
     let cycles = (handler.read)(device, cart_addr, dram_addr, length);
 
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_PI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + cycles,
-    );
+    device::events::create_event(device, device::events::EVENT_TYPE_PI, cycles);
 
     /* Update PI_DRAM_ADDR_REG and PI_CART_ADDR_REG */
     device.pi.regs[PI_DRAM_ADDR_REG as usize] =
@@ -86,6 +83,7 @@ fn dma_write(device: &mut device::Device) {
     let cart_addr = device.pi.regs[PI_CART_ADDR_REG as usize] & !1;
     let dram_addr = device.pi.regs[PI_DRAM_ADDR_REG as usize] & 0xFFFFFE;
     let mut length = (device.pi.regs[PI_WR_LEN_REG as usize] & 0xFFFFFF) + 1;
+    ui::video::check_framebuffers(dram_addr);
 
     /* PI seems to treat the first 128 bytes differently, see https://n64brew.dev/wiki/Peripheral_Interface#Unaligned_DMA_transfer */
     if length >= 0x7f && (length & 1) != 0 {
@@ -97,11 +95,7 @@ fn dma_write(device: &mut device::Device) {
 
     let cycles = (handler.write)(device, cart_addr, dram_addr, length);
 
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_PI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + cycles,
-    );
+    device::events::create_event(device, device::events::EVENT_TYPE_PI, cycles);
 
     /* Update PI_DRAM_ADDR_REG and PI_CART_ADDR_REG */
     device.pi.regs[PI_DRAM_ADDR_REG as usize] =
@@ -172,7 +166,11 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
     }
 }
 
-pub fn calculate_cycles(device: &device::Device, domain: i32, length: u32) -> u64 {
+fn randomize_interrupt_time(rng: &mut rand_chacha::ChaCha8Rng) -> u64 {
+    rng.next_u64() % 0x10
+}
+
+pub fn calculate_cycles(device: &mut device::Device, domain: i32, length: u32) -> u64 {
     let mut cycles: f64 = 0.0;
     let (page_size, latency, pulse_width, release, pages);
     let page_size_base: f64 = 2.0;
@@ -195,6 +193,7 @@ pub fn calculate_cycles(device: &device::Device, domain: i32, length: u32) -> u6
     cycles += (14.0 + latency) * pages;
     cycles += (pulse_width + release) * (length as f64 / 2.0);
     cycles += 5.0 * pages;
+    cycles += randomize_interrupt_time(&mut device.rng) as f64;
     (cycles * 1.5) as u64 // Converting RCP clock speed to CPU clock speed
 }
 

src/device/pif.rs

@@ -55,7 +55,7 @@ pub fn read_mem(
 pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u32) {
     let mut masked_address = address as usize & PIF_MASK;
     if masked_address < PIF_RAM_OFFSET {
-        panic! {"write to pif rom"}
+        panic!("write to pif rom")
     }
     masked_address -= PIF_RAM_OFFSET;
     let mut data = u32::from_be_bytes(
@@ -67,11 +67,7 @@ pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u3
     device.pif.ram[masked_address..masked_address + 4].copy_from_slice(&data.to_be_bytes());
 
     device.si.dma_dir = device::si::DmaDir::Write;
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_SI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + 3200,
-    ); //based on https://github.com/rasky/n64-systembench
+    device::events::create_event(device, device::events::EVENT_TYPE_SI, 3200); //based on https://github.com/rasky/n64-systembench
     device.si.regs[device::si::SI_STATUS_REG as usize] |=
         device::si::SI_STATUS_DMA_BUSY | device::si::SI_STATUS_IO_BUSY
 }
@@ -250,13 +246,22 @@ pub fn init(device: &mut device::Device) {
         write: device::controller::mempak::write,
         pak_type: device::controller::PakType::MemPak,
     };
+    let tpak_handler = device::controller::PakHandler {
+        read: device::controller::transferpak::read,
+        write: device::controller::transferpak::write,
+        pak_type: device::controller::PakType::TransferPak,
+    };
 
     connect_pif_channels(device);
 
     for i in 0..4 {
         if device.netplay.is_none() {
             if device.ui.config.input.controller_enabled[i] {
-                device.pif.channels[i].pak_handler = Some(mempak_handler);
+                if device.transferpaks[i].cart.rom.is_empty() {
+                    device.pif.channels[i].pak_handler = Some(mempak_handler);
+                } else {
+                    device.pif.channels[i].pak_handler = Some(tpak_handler);
+                }
             }
         } else if device.netplay.as_ref().unwrap().player_data[i].reg_id != 0 {
             device.pif.channels[i].pak_handler = Some(mempak_handler);

src/device/rdp.rs

@@ -53,7 +53,9 @@ pub fn read_regs_dpc(
     address: u64,
     _access_size: device::memory::AccessSize,
 ) -> u32 {
-    device::cop0::add_cycles(device, 20);
+    if !device.rsp.cpu.running {
+        device::cop0::add_cycles(device, 20);
+    }
     let reg = (address & 0xFFFF) >> 2;
     match reg as u32 {
         DPC_STATUS_REG => {
@@ -116,6 +118,7 @@ fn run_rdp(device: &mut device::Device) {
     let timer = ui::video::process_rdp_list();
     device.rdp.regs_dpc[DPC_STATUS_REG as usize] |=
         DPC_STATUS_START_GCLK | DPC_STATUS_PIPE_BUSY | DPC_STATUS_CMD_BUSY;
+    device.rdp.regs_dpc[DPC_PIPEBUSY_REG as usize] = 0xFFFFFF;
 
     if timer != 0 {
         if device.save_state {
@@ -127,11 +130,7 @@ fn run_rdp(device: &mut device::Device) {
             device.load_state = false;
             savestates::load_savestate(device);
         }
-        device::events::create_event(
-            device,
-            device::events::EVENT_TYPE_DP,
-            device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + timer,
-        )
+        device::events::create_event(device, device::events::EVENT_TYPE_DP, timer)
     }
 }
 
@@ -203,6 +202,7 @@ fn update_dpc_status(device: &mut device::Device, w: u32) {
 pub fn init(device: &mut device::Device) {
     device.rdp.regs_dpc[DPC_STATUS_REG as usize] |=
         DPC_STATUS_START_GCLK | DPC_STATUS_PIPE_BUSY | DPC_STATUS_CBUF_READY;
+    device.rdp.regs_dpc[DPC_PIPEBUSY_REG as usize] = 0xFFFFFF;
 }
 
 pub fn rdp_interrupt_event(device: &mut device::Device) {

src/device/rdram.rs

@@ -1,5 +1,6 @@
 use crate::device;
-use std::alloc::{alloc_zeroed, Layout};
+use crate::ui;
+use std::alloc::{Layout, alloc_zeroed};
 
 //const RDRAM_CONFIG_REG: u32 = 0;
 //const RDRAM_DEVICE_ID_REG: u32 = 1;
@@ -46,6 +47,7 @@ pub fn read_mem(
     );
     let masked_address = address as usize & RDRAM_MASK;
     if address < device.rdram.size as u64 {
+        ui::video::check_framebuffers(masked_address as u32);
         u32::from_ne_bytes(
             device.rdram.mem[masked_address..masked_address + 4]
                 .try_into()
@@ -58,6 +60,7 @@ pub fn read_mem(
 
 pub fn write_mem(device: &mut device::Device, address: u64, value: u32, mask: u32) {
     if address < device.rdram.size as u64 {
+        ui::video::check_framebuffers(address as u32);
         let mut data = u32::from_ne_bytes(
             device.rdram.mem[address as usize..(address + 4) as usize]
                 .try_into()
@@ -103,13 +106,12 @@ pub fn init(device: &mut device::Device) {
         unsafe { Vec::from_raw_parts(ptr, device.rdram.size as usize, device.rdram.size as usize) };
 
     // hack, skip RDRAM initialization
-    device.rdram.mem[device.cart.rdram_size_offset..device.cart.rdram_size_offset + 4]
-        .copy_from_slice(&device.rdram.size.to_ne_bytes());
+    device.rdram.mem[0x318..0x318 + 4].copy_from_slice(&device.rdram.size.to_ne_bytes());
+    // hack, skip RDRAM initialization
+    device.rdram.mem[0x3f0..0x3f0 + 4].copy_from_slice(&device.rdram.size.to_ne_bytes());
 
     device.ri.regs[device::ri::RI_MODE_REG as usize] = 0x0e;
     device.ri.regs[device::ri::RI_CONFIG_REG as usize] = 0x40;
-    device.ri.regs[device::ri::RI_SELECT_REG as usize] = 0x14;
-    device.ri.regs[device::ri::RI_REFRESH_REG as usize] = 0x00063634;
 }
 
 pub fn rdram_calculate_cycles(length: u64) -> u64 {

src/device/ri.rs

@@ -22,17 +22,24 @@ pub fn read_regs(
     _access_size: device::memory::AccessSize,
 ) -> u32 {
     device::cop0::add_cycles(device, 20);
-    if ((address & 0xFFFF) >> 2) as u32 == RI_SELECT_REG && !device.ri.ram_init {
-        device::cop0::add_cycles(device, device.cpu.clock_rate / 2); // hack, simulate RDRAM initialization
-        device.ri.ram_init = true;
+    let reg = (address & 0xFFFF) >> 2;
+    match reg as u32 {
+        RI_SELECT_REG => {
+            if !device.ri.ram_init {
+                device::cop0::add_cycles(device, device.cpu.clock_rate / 2); // hack, simulate RDRAM initialization
+                device.ri.ram_init = true;
+            }
+            0x14 // hack, skip RDRAM initialization
+        }
+        RI_REFRESH_REG => 0x00063634, // hack, skip RDRAM initialization
+        _ => device.ri.regs[reg as usize],
     }
-    device.ri.regs[((address & 0xFFFF) >> 2) as usize]
 }
 
 pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u32) {
-    device::memory::masked_write_32(
-        &mut device.ri.regs[((address & 0xFFFF) >> 2) as usize],
-        value,
-        mask,
-    );
+    let reg = (address & 0xFFFF) >> 2;
+    if reg as u32 == RI_SELECT_REG {
+        device.ri.ram_init = false;
+    }
+    device::memory::masked_write_32(&mut device.ri.regs[reg as usize], value, mask);
 }

src/device/rsp_cpu.rs

@@ -34,6 +34,7 @@ pub struct Cpu {
     pub pipeline_full: bool,
     pub branch_state: BranchState,
     pub broken: bool,
+    pub running: bool,
     pub halted: bool,
     pub sync_point: bool,
     pub cycle_counter: u64,
@@ -125,6 +126,7 @@ pub fn in_delay_slot_taken(device: &device::Device) -> bool {
 pub fn run(device: &mut device::Device) -> u64 {
     device.rsp.cpu.broken = false;
     device.rsp.cpu.cycle_counter = 0;
+    device.rsp.cpu.running = true;
     while !device.rsp.cpu.sync_point {
         device.rsp.cpu.instruction_type = InstructionType::Su;
         device.rsp.cpu.gpr[0] = 0; // gpr 0 is read only
@@ -186,6 +188,7 @@ pub fn run(device: &mut device::Device) -> u64 {
             }
         }
     }
+    device.rsp.cpu.running = false;
     (device.rsp.cpu.cycle_counter as f64 * 1.5) as u64 // converting RCP clock to CPU clock
 }
 
@@ -288,70 +291,70 @@ pub fn map_instructions(device: &mut device::Device) {
     ];
 
     device.rsp.cpu.special_instrs = [
-        device::rsp_su_instructions::sll,      // 0
-        device::rsp_su_instructions::reserved, // 1
-        device::rsp_su_instructions::srl,      // 2
-        device::rsp_su_instructions::sra,      // 3
-        device::rsp_su_instructions::sllv,     // 4
-        device::rsp_su_instructions::reserved, // 5
-        device::rsp_su_instructions::srlv,     // 6
-        device::rsp_su_instructions::srav,     // 7
-        device::rsp_su_instructions::jr,       // 8
-        device::rsp_su_instructions::jalr,     // 9
-        device::rsp_su_instructions::reserved, // 10
-        device::rsp_su_instructions::reserved, // 11
-        device::rsp_su_instructions::reserved, // 12
-        device::rsp_su_instructions::break_,   // 13
-        device::rsp_su_instructions::reserved, // 14
-        device::rsp_su_instructions::reserved, // 15
-        device::rsp_su_instructions::reserved, // 16
-        device::rsp_su_instructions::reserved, // 17
-        device::rsp_su_instructions::reserved, // 18
-        device::rsp_su_instructions::reserved, // 19
-        device::rsp_su_instructions::reserved, // 20
-        device::rsp_su_instructions::reserved, // 21
-        device::rsp_su_instructions::reserved, // 22
-        device::rsp_su_instructions::reserved, // 23
-        device::rsp_su_instructions::reserved, // 24
-        device::rsp_su_instructions::reserved, // 25
-        device::rsp_su_instructions::reserved, // 26
-        device::rsp_su_instructions::reserved, // 27
-        device::rsp_su_instructions::reserved, // 28
-        device::rsp_su_instructions::reserved, // 29
-        device::rsp_su_instructions::reserved, // 30
-        device::rsp_su_instructions::reserved, // 31
-        device::rsp_su_instructions::add,      // 32
-        device::rsp_su_instructions::addu,     // 33
-        device::rsp_su_instructions::sub,      // 34
-        device::rsp_su_instructions::subu,     // 35
-        device::rsp_su_instructions::and,      // 36
-        device::rsp_su_instructions::or,       // 37
-        device::rsp_su_instructions::xor,      // 38
-        device::rsp_su_instructions::nor,      // 39
-        device::rsp_su_instructions::reserved, // 40
-        device::rsp_su_instructions::reserved, // 41
-        device::rsp_su_instructions::slt,      // 42
-        device::rsp_su_instructions::sltu,     // 43
-        device::rsp_su_instructions::reserved, // 44
-        device::rsp_su_instructions::reserved, // 45
-        device::rsp_su_instructions::reserved, // 46
-        device::rsp_su_instructions::reserved, // 47
-        device::rsp_su_instructions::reserved, // 48
-        device::rsp_su_instructions::reserved, // 49
-        device::rsp_su_instructions::reserved, // 50
-        device::rsp_su_instructions::reserved, // 51
-        device::rsp_su_instructions::reserved, // 52
-        device::rsp_su_instructions::reserved, // 53
-        device::rsp_su_instructions::reserved, // 54
-        device::rsp_su_instructions::reserved, // 55
-        device::rsp_su_instructions::reserved, // 56
-        device::rsp_su_instructions::reserved, // 57
-        device::rsp_su_instructions::reserved, // 58
-        device::rsp_su_instructions::reserved, // 59
-        device::rsp_su_instructions::reserved, // 60
-        device::rsp_su_instructions::reserved, // 61
-        device::rsp_su_instructions::reserved, // 62
-        device::rsp_su_instructions::reserved, // 63
+        device::rsp_su_instructions::sll,              // 0
+        device::rsp_su_instructions::special_reserved, // 1
+        device::rsp_su_instructions::srl,              // 2
+        device::rsp_su_instructions::sra,              // 3
+        device::rsp_su_instructions::sllv,             // 4
+        device::rsp_su_instructions::special_reserved, // 5
+        device::rsp_su_instructions::srlv,             // 6
+        device::rsp_su_instructions::srav,             // 7
+        device::rsp_su_instructions::jr,               // 8
+        device::rsp_su_instructions::jalr,             // 9
+        device::rsp_su_instructions::special_reserved, // 10
+        device::rsp_su_instructions::special_reserved, // 11
+        device::rsp_su_instructions::special_reserved, // 12
+        device::rsp_su_instructions::break_,           // 13
+        device::rsp_su_instructions::special_reserved, // 14
+        device::rsp_su_instructions::special_reserved, // 15
+        device::rsp_su_instructions::special_reserved, // 16
+        device::rsp_su_instructions::special_reserved, // 17
+        device::rsp_su_instructions::special_reserved, // 18
+        device::rsp_su_instructions::special_reserved, // 19
+        device::rsp_su_instructions::special_reserved, // 20
+        device::rsp_su_instructions::special_reserved, // 21
+        device::rsp_su_instructions::special_reserved, // 22
+        device::rsp_su_instructions::special_reserved, // 23
+        device::rsp_su_instructions::special_reserved, // 24
+        device::rsp_su_instructions::special_reserved, // 25
+        device::rsp_su_instructions::special_reserved, // 26
+        device::rsp_su_instructions::special_reserved, // 27
+        device::rsp_su_instructions::special_reserved, // 28
+        device::rsp_su_instructions::special_reserved, // 29
+        device::rsp_su_instructions::special_reserved, // 30
+        device::rsp_su_instructions::special_reserved, // 31
+        device::rsp_su_instructions::add,              // 32
+        device::rsp_su_instructions::addu,             // 33
+        device::rsp_su_instructions::sub,              // 34
+        device::rsp_su_instructions::subu,             // 35
+        device::rsp_su_instructions::and,              // 36
+        device::rsp_su_instructions::or,               // 37
+        device::rsp_su_instructions::xor,              // 38
+        device::rsp_su_instructions::nor,              // 39
+        device::rsp_su_instructions::special_reserved, // 40
+        device::rsp_su_instructions::special_reserved, // 41
+        device::rsp_su_instructions::slt,              // 42
+        device::rsp_su_instructions::sltu,             // 43
+        device::rsp_su_instructions::special_reserved, // 44
+        device::rsp_su_instructions::special_reserved, // 45
+        device::rsp_su_instructions::special_reserved, // 46
+        device::rsp_su_instructions::special_reserved, // 47
+        device::rsp_su_instructions::special_reserved, // 48
+        device::rsp_su_instructions::special_reserved, // 49
+        device::rsp_su_instructions::special_reserved, // 50
+        device::rsp_su_instructions::special_reserved, // 51
+        device::rsp_su_instructions::special_reserved, // 52
+        device::rsp_su_instructions::special_reserved, // 53
+        device::rsp_su_instructions::special_reserved, // 54
+        device::rsp_su_instructions::special_reserved, // 55
+        device::rsp_su_instructions::special_reserved, // 56
+        device::rsp_su_instructions::special_reserved, // 57
+        device::rsp_su_instructions::special_reserved, // 58
+        device::rsp_su_instructions::special_reserved, // 59
+        device::rsp_su_instructions::special_reserved, // 60
+        device::rsp_su_instructions::special_reserved, // 61
+        device::rsp_su_instructions::special_reserved, // 62
+        device::rsp_su_instructions::special_reserved, // 63
     ];
 
     device.rsp.cpu.regimm_instrs = [

src/device/rsp_interface.rs

@@ -1,4 +1,5 @@
 use crate::device;
+use crate::ui;
 
 const SP_MEM_ADDR_REG: u32 = 0;
 const SP_DRAM_ADDR_REG: u32 = 1;
@@ -146,6 +147,7 @@ fn do_dma(device: &mut device::Device, dma: RspDma) {
     let mut dram_addr = dma.dramaddr & 0xfffff8;
     let offset = dma.memaddr & 0x1000;
 
+    ui::video::check_framebuffers(dram_addr);
     if dma.dir == DmaDir::Read {
         let mut j = 0;
         while j < count {
@@ -204,9 +206,7 @@ fn do_dma(device: &mut device::Device, dma: RspDma) {
     device::events::create_event(
         device,
         device::events::EVENT_TYPE_SPDMA,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize]
-            + device::rdram::rdram_calculate_cycles((count * length) as u64)
-            + 9,
+        device::rdram::rdram_calculate_cycles((count * length) as u64) + 9,
     );
 }
 
@@ -267,7 +267,9 @@ pub fn read_regs(
     address: u64,
     _access_size: device::memory::AccessSize,
 ) -> u32 {
-    device::cop0::add_cycles(device, 20);
+    if !device.rsp.cpu.running {
+        device::cop0::add_cycles(device, 20);
+    }
     let reg = (address & 0xFFFF) >> 2;
     match reg as u32 {
         SP_DMA_BUSY_REG | SP_DMA_FULL_REG => {
@@ -292,7 +294,6 @@ pub fn read_regs(
             let value = device.rsp.regs[reg as usize];
             if value == 1 {
                 device.rsp.cpu.sync_point = true;
-                device.rsp.cpu.cycle_counter += 4; // needed for DK64
             }
             device.rsp.regs[reg as usize] = 1;
             value
@@ -464,11 +465,7 @@ fn do_task(device: &mut device::Device) {
     } else {
         let timer = device::rsp_cpu::run(device);
 
-        device::events::create_event(
-            device,
-            device::events::EVENT_TYPE_SP,
-            device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + timer,
-        )
+        device::events::create_event(device, device::events::EVENT_TYPE_SP, timer)
     }
 }
 

src/device/rsp_su_instructions.rs

@@ -552,6 +552,7 @@ pub fn bgezal(device: &mut device::Device, opcode: u32) {
 }
 
 pub fn mfc0(device: &mut device::Device, opcode: u32) {
+    device.rsp.cpu.cycle_counter += 2;
     if rd(opcode) < device::rsp_interface::SP_REGS_COUNT {
         device.rsp.cpu.gpr[rt(opcode) as usize] = device::rsp_interface::read_regs(
             device,
@@ -1204,6 +1205,9 @@ pub fn stv(device: &mut device::Device, opcode: u32) {
     }
 }
 
-pub fn reserved(_device: &mut device::Device, _opcode: u32) {
-    panic!("rsp su reserved")
+pub fn special_reserved(device: &mut device::Device, opcode: u32) {
+    device.rsp.cpu.gpr[rd(opcode) as usize] =
+        device.rsp.cpu.gpr[rs(opcode) as usize] >> (device.rsp.cpu.gpr[rs(opcode) as usize] & 31)
 }
+
+pub fn reserved(_device: &mut device::Device, _opcode: u32) {}

src/device/si.rs

@@ -1,3 +1,5 @@
+use rand_chacha::rand_core::RngCore;
+
 use crate::device;
 
 const SI_DRAM_ADDR_REG: u32 = 0;
@@ -36,6 +38,10 @@ pub fn read_regs(
     device.si.regs[((address & 0xFFFF) >> 2) as usize]
 }
 
+fn randomize_interrupt_time(rng: &mut rand_chacha::ChaCha8Rng) -> u64 {
+    rng.next_u64() % 0x100
+}
+
 fn dma_read(device: &mut device::Device) {
     device.si.dma_dir = DmaDir::Read;
 
@@ -43,11 +49,9 @@ fn dma_read(device: &mut device::Device) {
 
     device.si.regs[SI_STATUS_REG as usize] |= SI_STATUS_DMA_BUSY;
 
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_SI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + duration,
-    )
+    let length = duration + randomize_interrupt_time(&mut device.rng);
+
+    device::events::create_event(device, device::events::EVENT_TYPE_SI, length)
 }
 
 fn dma_write(device: &mut device::Device) {
@@ -57,11 +61,9 @@ fn dma_write(device: &mut device::Device) {
 
     device.si.regs[SI_STATUS_REG as usize] |= SI_STATUS_DMA_BUSY;
 
-    device::events::create_event(
-        device,
-        device::events::EVENT_TYPE_SI,
-        device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + 6000, //based on https://github.com/rasky/n64-systembench
-    )
+    let length = 6000 + randomize_interrupt_time(&mut device.rng); //based on https://github.com/rasky/n64-systembench
+
+    device::events::create_event(device, device::events::EVENT_TYPE_SI, length)
 }
 
 pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u32) {

src/device/vi.rs

@@ -2,7 +2,7 @@ use crate::{device, netplay, ui};
 use governor::clock::Clock;
 
 const VI_STATUS_REG: u32 = 0;
-//const VI_ORIGIN_REG: u32 = 1;
+const VI_ORIGIN_REG: u32 = 1;
 //const VI_WIDTH_REG: u32 = 2;
 //const VI_V_INTR_REG: u32 = 3;
 const VI_CURRENT_REG: u32 = 4;
@@ -26,36 +26,46 @@ pub struct Vi {
     #[serde(skip)]
     pub limiter: Option<governor::DefaultDirectRateLimiter>,
     pub count_per_scanline: u64,
+    pub enable_speed_limiter: bool,
     pub vi_counter: u64,
+    pub last_origin: u32,
+    pub internal_frame_counter: u64,
+    pub min_wait_time: std::time::Duration,
+    pub frame_time: f64,
+    pub limit_freq: u64,
+    #[serde(skip)]
+    #[serde(default = "std::time::Instant::now")]
+    pub limit_freq_check: std::time::Instant,
 }
 
-//static mut FRAME_COUNTER: u64 = 0;
-
-const LIMIT_BUFFER: u64 = 3;
+const MAX_LIMIT_FREQ: u64 = 3;
 
 pub fn set_expected_refresh_rate(device: &mut device::Device) {
     let expected_refresh_rate = device.vi.clock as f64
         / (device.vi.regs[VI_V_SYNC_REG as usize] + 1) as f64
         / ((device.vi.regs[VI_H_SYNC_REG as usize] & 0xFFF) + 1) as f64
         * 2.0;
+    device.vi.frame_time = 1.0 / expected_refresh_rate;
     device.vi.delay = (device.cpu.clock_rate as f64 / expected_refresh_rate) as u64;
     device.vi.count_per_scanline =
         device.vi.delay / (device.vi.regs[VI_V_SYNC_REG as usize] + 1) as u64;
 
+    create_limiter(device);
+}
+
+fn create_limiter(device: &mut device::Device) {
     let quota = governor::Quota::with_period(std::time::Duration::from_secs_f64(
-        (1.0 / expected_refresh_rate) * LIMIT_BUFFER as f64,
+        device.vi.frame_time * device.vi.limit_freq as f64,
     ))
     .unwrap();
-    device.vi.limiter = Some(governor::RateLimiter::direct(quota))
+    device.vi.limiter = Some(governor::RateLimiter::direct(quota));
+    let _ = device.vi.limiter.as_ref().unwrap().check();
+    //println!("new limit freq: {}", device.vi.limit_freq);
 }
 
 fn set_vertical_interrupt(device: &mut device::Device) {
     if device::events::get_event(device, device::events::EVENT_TYPE_VI).is_none() {
-        device::events::create_event(
-            device,
-            device::events::EVENT_TYPE_VI,
-            device.cpu.cop0.regs[device::cop0::COP0_COUNT_REG as usize] + device.vi.delay,
-        )
+        device::events::create_event(device, device::events::EVENT_TYPE_VI, device.vi.delay)
     }
 }
 
@@ -109,6 +119,13 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
                 set_expected_refresh_rate(device);
             }
         }
+        VI_ORIGIN_REG => {
+            device::memory::masked_write_32(&mut device.vi.regs[reg as usize], value, mask);
+            if device.vi.regs[reg as usize] != device.vi.last_origin {
+                device.vi.last_origin = device.vi.regs[reg as usize];
+                device.vi.internal_frame_counter += 1;
+            }
+        }
         _ => {
             device::memory::masked_write_32(&mut device.vi.regs[reg as usize], value, mask);
         }
@@ -117,32 +134,33 @@ pub fn write_regs(device: &mut device::Device, address: u64, value: u32, mask: u
 }
 
 pub fn vertical_interrupt_event(device: &mut device::Device) {
-    ui::video::update_screen();
     ui::video::check_callback(device);
 
-    /*
-        unsafe {
-            FRAME_COUNTER += 1;
-        }
-    */
-
-    let mut enable_speed_limiter = true;
     if device.netplay.is_some() {
         netplay::send_sync_check(device);
-        enable_speed_limiter = !device.netplay.as_ref().unwrap().fast_forward;
+        device.vi.enable_speed_limiter = !device.netplay.as_ref().unwrap().fast_forward;
     }
 
     device.vi.vi_counter += 1;
-    if device.vi.vi_counter % LIMIT_BUFFER == 0 && enable_speed_limiter {
+    if device.vi.vi_counter % device.vi.limit_freq == 0 && device.vi.enable_speed_limiter {
         speed_limiter(device);
     }
+    ui::video::update_screen();
+
+    /*
+    let vis = if device.cart.pal { 50 } else { 60 };
+    if device.vi.vi_counter % vis == 0 {
+        println!("FPS: {}", device.vi.internal_frame_counter);
+        device.vi.internal_frame_counter = 0;
+    }
+    */
 
     /* toggle vi field if in interlaced mode */
     device.vi.field ^= (device.vi.regs[VI_STATUS_REG as usize] >> 6) & 0x1;
 
     device::mi::set_rcp_interrupt(device, device::mi::MI_INTR_VI);
 
-    device::events::create_event(
+    device::events::create_event_at(
         device,
         device::events::EVENT_TYPE_VI,
         device.cpu.next_event_count + device.vi.delay,
@@ -155,27 +173,40 @@ pub fn init(device: &mut device::Device) {
     } else {
         device.vi.clock = 48681812
     }
-    /*
-    std::thread::spawn(move || {
-        let mut last_count = 0;
-        loop {
-            unsafe {
-                println!("{:?}", FRAME_COUNTER - last_count);
-                last_count = FRAME_COUNTER;
-            }
-            std::thread::sleep(std::time::Duration::from_secs(1));
-        }
-    });
-    */
 }
 
-fn speed_limiter(device: &device::Device) {
+fn speed_limiter(device: &mut device::Device) {
     let result = device.vi.limiter.as_ref().unwrap().check();
     if result.is_err() {
         let outcome = result.unwrap_err();
         let dur = outcome.wait_time_from(governor::clock::DefaultClock::default().now());
         spin_sleep::sleep(dur);
+        if dur < device.vi.min_wait_time {
+            device.vi.min_wait_time = dur;
+        }
 
         let _ = device.vi.limiter.as_ref().unwrap().check();
+    } else {
+        device.vi.min_wait_time = std::time::Duration::from_secs(0);
+    }
+
+    if std::time::Instant::now()
+        .duration_since(device.vi.limit_freq_check)
+        .as_secs_f64()
+        > 1.0
+    {
+        if device.vi.min_wait_time.as_secs_f64() == 0.0 && device.vi.limit_freq < MAX_LIMIT_FREQ {
+            device.vi.limit_freq += 1;
+            create_limiter(device);
+        } else if device.vi.min_wait_time.as_secs_f64() > device.vi.frame_time
+            && device.vi.limit_freq > 1
+        {
+            device.vi.limit_freq -= 1;
+            create_limiter(device);
+        }
+
+        //println!("limit freq: {}", device.vi.limit_freq);
+        device.vi.min_wait_time = std::time::Duration::from_secs(1);
+        device.vi.limit_freq_check = std::time::Instant::now();
     }
 }

src/main.rs

@@ -161,16 +161,28 @@ async fn main() {
             .stack_size(env!("N64_STACK_SIZE").parse().unwrap())
             .spawn(move || {
                 let mut device = device::Device::new();
-                device.ui.fullscreen = args.fullscreen;
-                device::run_game(rom_contents, &mut device);
+                let overclock = device.ui.config.emulation.overclock;
+                device::run_game(&mut device, rom_contents, args.fullscreen, overclock);
             })
             .unwrap();
 
         handle.join().unwrap();
     } else {
         let options = eframe::NativeOptions {
+            wgpu_options: eframe::egui_wgpu::WgpuConfiguration {
+                wgpu_setup: eframe::egui_wgpu::WgpuSetup::CreateNew(
+                    eframe::egui_wgpu::WgpuSetupCreateNew {
+                        instance_descriptor: eframe::egui_wgpu::wgpu::InstanceDescriptor {
+                            backends: eframe::wgpu::Backends::GL,
+                            ..Default::default()
+                        },
+                        ..Default::default()
+                    },
+                ),
+                ..Default::default()
+            },
             viewport: eframe::egui::ViewportBuilder::default()
-                .with_inner_size([640.0, 480.0])
+                .with_inner_size([854.0, 480.0])
                 .with_icon(
                     eframe::icon_data::from_png_bytes(include_bytes!("../data/gopher64.png"))
                         .unwrap(),

src/netplay.rs

@@ -1,5 +1,4 @@
 use crate::{device, ui};
-use eframe::egui;
 use std::io::{Read, Write};
 //UDP packet formats
 const UDP_SEND_KEY_INFO: u8 = 0;
@@ -17,6 +16,10 @@ const TCP_REGISTER_PLAYER: u8 = 5;
 const TCP_GET_REGISTRATION: u8 = 6;
 const TCP_DISCONNECT_NOTICE: u8 = 7;
 const TCP_RECEIVE_SAVE_WITH_SIZE: u8 = 8;
+const TCP_SEND_RTC: u8 = 64;
+const TCP_RECEIVE_RTC: u8 = 128;
+const TCP_SEND_RNG: u8 = 65;
+const TCP_RECEIVE_RNG: u8 = 129;
 
 const CS4: u32 = 32;
 
@@ -29,8 +32,6 @@ pub struct Netplay {
     status: u8,
     buffer_target: u8,
     pub fast_forward: bool,
-    pub error_notifier: tokio::sync::mpsc::Sender<String>,
-    pub gui_ctx: egui::Context,
 }
 
 pub struct PlayerData {
@@ -45,10 +46,44 @@ struct InputEvent {
     plugin: u8,
 }
 
-fn send_error(netplay: &mut Netplay, error: String) {
-    netplay.error_notifier.try_send(error).unwrap();
+pub const NETPLAY_ERROR_DESYNC: u32 = 0;
+pub const NETPLAY_ERROR_LOST_CONNECTION: u32 = 1;
+pub const NETPLAY_ERROR_PLAYER_DISCONNECTED: u32 = 2;
+pub const NETPLAY_ERROR_PLAYER_1_DISCONNECTED: u32 = 3;
+pub const NETPLAY_ERROR_PLAYER_2_DISCONNECTED: u32 = 4;
+pub const NETPLAY_ERROR_PLAYER_3_DISCONNECTED: u32 = 5;
+pub const NETPLAY_ERROR_PLAYER_4_DISCONNECTED: u32 = 6;
 
-    netplay.gui_ctx.request_repaint(); // this is so the window pops up right away
+pub fn send_rtc(netplay: &mut Netplay, rtc: i64) {
+    let mut request: Vec<u8> = [TCP_SEND_RTC].to_vec();
+    let size: u32 = 8;
+    request.extend_from_slice(&size.to_be_bytes());
+    request.extend_from_slice(&rtc.to_be_bytes());
+    netplay.tcp_stream.write_all(&request).unwrap();
+}
+
+pub fn receive_rtc(netplay: &mut Netplay) -> i64 {
+    let request: Vec<u8> = [TCP_RECEIVE_RTC].to_vec();
+    netplay.tcp_stream.write_all(&request).unwrap();
+    let mut rtc: [u8; 8] = [0; 8];
+    netplay.tcp_stream.read_exact(&mut rtc).unwrap();
+    i64::from_be_bytes(rtc)
+}
+
+pub fn send_rng(netplay: &mut Netplay, seed: u64) {
+    let mut request: Vec<u8> = [TCP_SEND_RNG].to_vec();
+    let size: u32 = 8;
+    request.extend_from_slice(&size.to_be_bytes());
+    request.extend_from_slice(&seed.to_be_bytes());
+    netplay.tcp_stream.write_all(&request).unwrap();
+}
+
+pub fn receive_rng(netplay: &mut Netplay) -> u64 {
+    let request: Vec<u8> = [TCP_RECEIVE_RNG].to_vec();
+    netplay.tcp_stream.write_all(&request).unwrap();
+    let mut seed: [u8; 8] = [0; 8];
+    netplay.tcp_stream.read_exact(&mut seed).unwrap();
+    u64::from_be_bytes(seed)
 }
 
 pub fn send_save(netplay: &mut Netplay, save_type: &str, save_data: &[u8], size: usize) {
@@ -91,25 +126,25 @@ pub fn send_sync_check(device: &mut device::Device) {
     netplay.vi_counter = netplay.vi_counter.wrapping_add(1);
 }
 
-pub fn send_input(netplay: &Netplay, input: (u32, bool)) {
+pub fn send_input(netplay: &Netplay, input: ui::input::InputData) {
     let mut request: Vec<u8> = [UDP_SEND_KEY_INFO].to_vec();
     request.push(netplay.player_number);
     request.extend_from_slice(
         &(netplay.player_data[netplay.player_number as usize].count).to_be_bytes(),
     );
-    request.extend_from_slice(&(input.0).to_be_bytes());
-    request.push(input.1 as u8);
+    request.extend_from_slice(&(input.data).to_be_bytes());
+    request.push(input.pak_change_pressed as u8);
     netplay.udp_socket.send(&request).unwrap();
 }
 
-pub fn get_input(device: &mut device::Device, channel: usize) -> (u32, bool) {
+pub fn get_input(device: &mut device::Device, channel: usize) -> ui::input::InputData {
     let netplay = device.netplay.as_mut().unwrap();
     let mut input = None;
 
     let timeout = std::time::Instant::now() + std::time::Duration::from_secs(10);
     let mut request_timer = std::time::Instant::now() - std::time::Duration::from_millis(5);
     while input.is_none() {
-        process_incoming(netplay); // we execute process_incoming before request_input so that we send an accurate buffer count
+        process_incoming(netplay, &mut device.ui); // we execute process_incoming before request_input so that we send an accurate buffer count
         if std::time::Instant::now() > request_timer {
             // sends a request packet every 5ms
             request_input(netplay, channel);
@@ -120,10 +155,7 @@ pub fn get_input(device: &mut device::Device, channel: usize) -> (u32, bool) {
             .remove(&netplay.player_data[channel].count);
 
         if std::time::Instant::now() > timeout {
-            send_error(
-                netplay,
-                "Timed out waiting for input. Lost connection to server".to_string(),
-            );
+            ui::audio::play_netplay_audio(&mut device.ui, NETPLAY_ERROR_LOST_CONNECTION);
             input = Some(InputEvent {
                 input: 0,
                 plugin: 0,
@@ -136,10 +168,10 @@ pub fn get_input(device: &mut device::Device, channel: usize) -> (u32, bool) {
         && netplay.player_data[channel].input_events.len() as u8 > netplay.buffer_target;
 
     netplay.player_data[channel].count = netplay.player_data[channel].count.wrapping_add(1);
-    (
-        input.as_ref().unwrap().input,
-        input.as_ref().unwrap().plugin != 0,
-    )
+    ui::input::InputData {
+        data: input.as_ref().unwrap().input,
+        pak_change_pressed: input.as_ref().unwrap().plugin != 0,
+    }
 }
 
 fn request_input(netplay: &Netplay, channel: usize) {
@@ -154,7 +186,7 @@ fn request_input(netplay: &Netplay, channel: usize) {
     netplay.udp_socket.send(&request).unwrap();
 }
 
-fn process_incoming(netplay: &mut Netplay) {
+fn process_incoming(netplay: &mut Netplay, ui: &mut ui::Ui) {
     let mut buf: [u8; 1024] = [0; 1024];
     while let Ok(_incoming) = netplay.udp_socket.recv(&mut buf) {
         match buf[0] {
@@ -168,15 +200,15 @@ fn process_incoming(netplay: &mut Netplay) {
                 }
                 if current_status != netplay.status {
                     if ((current_status & 0x1) ^ (netplay.status & 0x1)) != 0 {
-                        send_error(
-                            netplay,
-                            format!("Players have desynced at VI {}", netplay.vi_counter),
-                        );
+                        ui::audio::play_netplay_audio(ui, NETPLAY_ERROR_DESYNC);
                     }
                     for dis in 1..5 {
                         if ((current_status & (0x1 << dis)) ^ (netplay.status & (0x1 << dis))) != 0
                         {
-                            send_error(netplay, format!("Player {} has disconnected", dis));
+                            ui::audio::play_netplay_audio(
+                                ui,
+                                NETPLAY_ERROR_PLAYER_DISCONNECTED + dis,
+                            );
                         }
                     }
                     netplay.status = current_status;
@@ -208,7 +240,7 @@ fn process_incoming(netplay: &mut Netplay) {
                 }
             }
             _ => {
-                panic! {"unknown UDP packet"}
+                panic!("unknown UDP packet")
             }
         }
     }
@@ -218,8 +250,6 @@ pub fn init(
     mut peer_addr: std::net::SocketAddr,
     session: ui::gui::gui_netplay::NetplayRoom,
     player_number: u8,
-    error_notifier: tokio::sync::mpsc::Sender<String>,
-    gui_ctx: egui::Context,
 ) -> Netplay {
     peer_addr.set_port(session.port.unwrap() as u16);
     let udp_socket;
@@ -283,8 +313,6 @@ pub fn init(
         status: 0,
         buffer_target,
         fast_forward: false,
-        error_notifier,
-        gui_ctx,
         player_data: [
             PlayerData {
                 lag: 0,

src/savestates.rs

@@ -70,22 +70,31 @@ where
 }
 
 pub fn create_savestate(device: &device::Device) {
+    ui::video::full_sync();
+
     let data: &[(&[u8], &str)] = &[
         (&postcard::to_stdvec(device).unwrap(), "device"),
-        (&postcard::to_stdvec(&device.ui.saves).unwrap(), "saves"),
+        (
+            &postcard::to_stdvec(&device.ui.storage.saves).unwrap(),
+            "saves",
+        ),
     ];
     let compressed_file = ui::storage::compress_file(data);
-    std::fs::write(device.ui.paths.savestate_file_path.clone(), compressed_file).unwrap();
+    std::fs::write(
+        device.ui.storage.paths.savestate_file_path.clone(),
+        compressed_file,
+    )
+    .unwrap();
 }
 
 pub fn load_savestate(device: &mut device::Device) {
-    let savestate = std::fs::read(&mut device.ui.paths.savestate_file_path);
+    let savestate = std::fs::read(&mut device.ui.storage.paths.savestate_file_path);
     if savestate.is_ok() {
         let device_bytes = ui::storage::decompress_file(savestate.as_ref().unwrap(), "device");
         let save_bytes = ui::storage::decompress_file(savestate.as_ref().unwrap(), "saves");
         let state: device::Device = postcard::from_bytes(&device_bytes).unwrap();
 
-        device.ui.saves = postcard::from_bytes(&save_bytes).unwrap();
+        device.ui.storage.saves = postcard::from_bytes(&save_bytes).unwrap();
 
         device.cpu = state.cpu;
         device.pif = state.pif;
@@ -106,6 +115,15 @@ pub fn load_savestate(device: &mut device::Device) {
         device.ri = state.ri;
         device.vru = state.vru;
 
+        let mut tpak_rom = [vec![], vec![], vec![], vec![]];
+        for (i, item) in tpak_rom.iter_mut().enumerate() {
+            *item = device.transferpaks[i].cart.rom.clone();
+        }
+        device.transferpaks = state.transferpaks;
+        for (i, item) in tpak_rom.iter().enumerate() {
+            device.transferpaks[i].cart.rom = item.clone();
+        }
+
         device::memory::init(device);
         device::vi::set_expected_refresh_rate(device);
         device::cpu::map_instructions(device);
@@ -164,6 +182,15 @@ pub fn load_savestate(device: &mut device::Device) {
                         pak_type: device::controller::PakType::MemPak,
                     };
                     device.pif.channels[i].pak_handler = Some(mempak_handler);
+                } else if device.pif.channels[i].pak_handler.unwrap().pak_type
+                    == device::controller::PakType::TransferPak
+                {
+                    let tpak_handler = device::controller::PakHandler {
+                        read: device::controller::transferpak::read,
+                        write: device::controller::transferpak::write,
+                        pak_type: device::controller::PakType::TransferPak,
+                    };
+                    device.pif.channels[i].pak_handler = Some(tpak_handler);
                 }
             }
         }
@@ -189,8 +216,8 @@ where
     [device::cop0::reserved; N]
 }
 
-pub fn default_memory_read(
-) -> [fn(&mut device::Device, u64, device::memory::AccessSize) -> u32; 0x2000] {
+pub fn default_memory_read()
+-> [fn(&mut device::Device, u64, device::memory::AccessSize) -> u32; 0x2000] {
     [device::rdram::read_mem; 0x2000]
 }
 

src/ui.rs

@@ -12,32 +12,48 @@ pub struct Dirs {
     pub data_dir: std::path::PathBuf,
 }
 
-pub struct Ui {
-    pub dirs: Dirs,
+pub struct Audio {
+    pub audio_stream: *mut sdl3_sys::audio::SDL_AudioStream,
+    pub event_audio_stream: *mut sdl3_sys::audio::SDL_AudioStream,
+    pub audio_device: u32,
+    pub event_audio: audio::EventAudio,
+}
+
+pub struct Input {
+    pub num_joysticks: i32,
+    pub joysticks: *mut sdl3_sys::joystick::SDL_JoystickID,
     pub keyboard_state: *const bool,
     pub controllers: [input::Controllers; 4],
-    pub config: config::Config,
+}
+
+pub struct Storage {
     pub save_type: Vec<storage::SaveTypes>,
-    pub game_id: String,
-    pub game_hash: String,
     pub paths: storage::Paths,
     pub saves: storage::Saves,
-    pub pak_audio: audio::PakAudio,
+}
+
+pub struct Video {
     pub window: *mut sdl3_sys::video::SDL_Window,
-    pub audio_stream: *mut sdl3_sys::audio::SDL_AudioStream,
-    pub pak_audio_stream: *mut sdl3_sys::audio::SDL_AudioStream,
-    pub audio_device: u32,
-    pub num_joysticks: i32,
     pub fullscreen: bool,
-    pub joysticks: *mut sdl3_sys::joystick::SDL_JoystickID,
+}
+
+pub struct Ui {
+    pub dirs: Dirs,
+    pub config: config::Config,
+    pub game_id: String,
+    pub game_hash: String,
     pub with_sdl: bool,
+    pub audio: Audio,
+    pub input: Input,
+    pub storage: Storage,
+    pub video: Video,
 }
 
 impl Drop for Ui {
     fn drop(&mut self) {
         if self.with_sdl {
             unsafe {
-                sdl3_sys::stdinc::SDL_free(self.joysticks as *mut std::ffi::c_void);
+                sdl3_sys::stdinc::SDL_free(self.input.joysticks as *mut std::ffi::c_void);
                 sdl3_sys::init::SDL_Quit();
             }
         }
@@ -85,61 +101,98 @@ impl Ui {
         let dirs = get_dirs();
 
         Ui {
-            controllers: [
-                input::Controllers {
-                    game_controller: std::ptr::null_mut(),
-                    joystick: std::ptr::null_mut(),
-                    rumble: false,
+            input: Input {
+                controllers: [
+                    input::Controllers {
+                        game_controller: std::ptr::null_mut(),
+                        joystick: std::ptr::null_mut(),
+                        rumble: false,
+                    },
+                    input::Controllers {
+                        game_controller: std::ptr::null_mut(),
+                        joystick: std::ptr::null_mut(),
+                        rumble: false,
+                    },
+                    input::Controllers {
+                        game_controller: std::ptr::null_mut(),
+                        joystick: std::ptr::null_mut(),
+                        rumble: false,
+                    },
+                    input::Controllers {
+                        game_controller: std::ptr::null_mut(),
+                        joystick: std::ptr::null_mut(),
+                        rumble: false,
+                    },
+                ],
+                keyboard_state: std::ptr::null_mut(),
+                num_joysticks,
+                joysticks,
+            },
+            storage: Storage {
+                save_type: vec![],
+                paths: storage::Paths {
+                    eep_file_path: std::path::PathBuf::new(),
+                    fla_file_path: std::path::PathBuf::new(),
+                    sra_file_path: std::path::PathBuf::new(),
+                    pak_file_path: std::path::PathBuf::new(),
+                    sdcard_file_path: std::path::PathBuf::new(),
+                    romsave_file_path: std::path::PathBuf::new(),
+                    savestate_file_path: std::path::PathBuf::new(),
                 },
-                input::Controllers {
-                    game_controller: std::ptr::null_mut(),
-                    joystick: std::ptr::null_mut(),
-                    rumble: false,
+                saves: storage::Saves {
+                    write_to_disk: true,
+                    eeprom: storage::Save {
+                        data: Vec::new(),
+                        written: false,
+                    },
+                    sram: storage::Save {
+                        data: Vec::new(),
+                        written: false,
+                    },
+                    flash: storage::Save {
+                        data: Vec::new(),
+                        written: false,
+                    },
+                    mempak: storage::Save {
+                        data: Vec::new(),
+                        written: false,
+                    },
+                    sdcard: storage::Save {
+                        data: Vec::new(),
+                        written: false,
+                    },
+                    romsave: storage::RomSave {
+                        data: std::collections::HashMap::new(),
+                        written: false,
+                    },
                 },
-                input::Controllers {
-                    game_controller: std::ptr::null_mut(),
-                    joystick: std::ptr::null_mut(),
-                    rumble: false,
-                },
-                input::Controllers {
-                    game_controller: std::ptr::null_mut(),
-                    joystick: std::ptr::null_mut(),
-                    rumble: false,
-                },
-            ],
-            keyboard_state: std::ptr::null_mut(),
+            },
             config: config::Config::new(),
-            save_type: vec![],
             game_id: String::new(),
             game_hash: String::new(),
-            paths: storage::Paths {
-                eep_file_path: std::path::PathBuf::new(),
-                fla_file_path: std::path::PathBuf::new(),
-                sra_file_path: std::path::PathBuf::new(),
-                pak_file_path: std::path::PathBuf::new(),
-                sdcard_file_path: std::path::PathBuf::new(),
-                romsave_file_path: std::path::PathBuf::new(),
-                savestate_file_path: std::path::PathBuf::new(),
+            audio: Audio {
+                event_audio: audio::EventAudio {
+                    mempak: include_bytes!("../data/mempak.wav").to_vec(),
+                    rumblepak: include_bytes!("../data/rumblepak.wav").to_vec(),
+                    transferpak: include_bytes!("../data/transferpak.wav").to_vec(),
+                    netplay_desync: include_bytes!("../data/netplay_desync.wav").to_vec(),
+                    netplay_lost_connection: include_bytes!("../data/netplay_lost_connection.wav")
+                        .to_vec(),
+                    netplay_disconnected: [
+                        include_bytes!("../data/netplay_p1_disconnected.wav").to_vec(),
+                        include_bytes!("../data/netplay_p2_disconnected.wav").to_vec(),
+                        include_bytes!("../data/netplay_p3_disconnected.wav").to_vec(),
+                        include_bytes!("../data/netplay_p4_disconnected.wav").to_vec(),
+                    ],
+                },
+                audio_stream: std::ptr::null_mut(),
+                event_audio_stream: std::ptr::null_mut(),
+                audio_device: 0,
             },
-            saves: storage::Saves {
-                eeprom: (Vec::new(), false),
-                sram: (Vec::new(), false),
-                flash: (Vec::new(), false),
-                mempak: (Vec::new(), false),
-                sdcard: (Vec::new(), false),
-                romsave: (std::collections::HashMap::new(), false),
+            video: Video {
+                window: std::ptr::null_mut(),
+                fullscreen: false,
             },
-            pak_audio: audio::PakAudio {
-                mempak: include_bytes!("../data/mempak.wav").to_vec(),
-                rumblepak: include_bytes!("../data/rumblepak.wav").to_vec(),
-            },
-            window: std::ptr::null_mut(),
-            audio_stream: std::ptr::null_mut(),
-            pak_audio_stream: std::ptr::null_mut(),
-            audio_device: 0,
-            fullscreen: false,
-            num_joysticks,
-            joysticks,
             dirs,
             with_sdl,
         }

src/ui/audio.rs

@@ -1,41 +1,58 @@
 use crate::device;
+use crate::netplay;
 use crate::ui;
 
-pub struct PakAudio {
+pub struct EventAudio {
     pub mempak: Vec<u8>,
     pub rumblepak: Vec<u8>,
+    pub transferpak: Vec<u8>,
+    pub netplay_desync: Vec<u8>,
+    pub netplay_lost_connection: Vec<u8>,
+    pub netplay_disconnected: [Vec<u8>; 4],
 }
 
 pub fn init(ui: &mut ui::Ui, frequency: u64) {
     ui::sdl_init(sdl3_sys::init::SDL_INIT_AUDIO);
 
-    let audio_spec = sdl3_sys::audio::SDL_AudioSpec {
+    let game_audio_spec = sdl3_sys::audio::SDL_AudioSpec {
         format: sdl3_sys::audio::SDL_AUDIO_S16LE,
         freq: frequency as i32,
         channels: 2,
     };
-    ui.audio_device = unsafe {
+    let device_audio_spec = sdl3_sys::audio::SDL_AudioSpec {
+        format: sdl3_sys::audio::SDL_AUDIO_S16LE,
+        freq: 48000,
+        channels: 2,
+    };
+    ui.audio.audio_device = unsafe {
         sdl3_sys::audio::SDL_OpenAudioDevice(
             sdl3_sys::audio::SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK,
-            &audio_spec,
+            &device_audio_spec,
         )
     };
-    if ui.audio_device == 0 {
+    if ui.audio.audio_device == 0 {
         panic!("Could not open audio device");
     }
 
     let mut dst = Default::default();
     if !unsafe {
-        sdl3_sys::audio::SDL_GetAudioDeviceFormat(ui.audio_device, &mut dst, std::ptr::null_mut())
+        sdl3_sys::audio::SDL_GetAudioDeviceFormat(
+            ui.audio.audio_device,
+            &mut dst,
+            std::ptr::null_mut(),
+        )
     } {
         panic!("Could not get audio device format");
     }
 
-    ui.audio_stream = unsafe { sdl3_sys::audio::SDL_CreateAudioStream(&audio_spec, &dst) };
-    if ui.audio_stream.is_null() {
+    ui.audio.audio_stream =
+        unsafe { sdl3_sys::audio::SDL_CreateAudioStream(&game_audio_spec, &dst) };
+    if ui.audio.audio_stream.is_null() {
         return;
     }
-    if !unsafe { sdl3_sys::audio::SDL_BindAudioStream(ui.audio_device, ui.audio_stream) } {
+    if !unsafe {
+        sdl3_sys::audio::SDL_BindAudioStream(ui.audio.audio_device, ui.audio.audio_stream)
+    } {
         panic!("Could not bind audio stream");
     }
 
@@ -45,43 +62,76 @@ pub fn init(ui: &mut ui::Ui, frequency: u64) {
         channels: 1,
     };
 
-    ui.pak_audio_stream = unsafe { sdl3_sys::audio::SDL_CreateAudioStream(&wav_audio_spec, &dst) };
-    if !unsafe { sdl3_sys::audio::SDL_BindAudioStream(ui.audio_device, ui.pak_audio_stream) } {
+    ui.audio.event_audio_stream =
+        unsafe { sdl3_sys::audio::SDL_CreateAudioStream(&wav_audio_spec, &dst) };
+    if !unsafe {
+        sdl3_sys::audio::SDL_BindAudioStream(ui.audio.audio_device, ui.audio.event_audio_stream)
+    } {
         panic!("Could not bind audio stream");
     }
 }
 
 pub fn close(ui: &mut ui::Ui) {
     unsafe {
-        if !ui.audio_stream.is_null() {
-            sdl3_sys::audio::SDL_DestroyAudioStream(ui.audio_stream);
-            ui.audio_stream = std::ptr::null_mut();
+        if !ui.audio.audio_stream.is_null() {
+            sdl3_sys::audio::SDL_DestroyAudioStream(ui.audio.audio_stream);
+            ui.audio.audio_stream = std::ptr::null_mut();
         }
-        if !ui.pak_audio_stream.is_null() {
-            sdl3_sys::audio::SDL_DestroyAudioStream(ui.pak_audio_stream);
-            ui.pak_audio_stream = std::ptr::null_mut();
+        if !ui.audio.event_audio_stream.is_null() {
+            sdl3_sys::audio::SDL_DestroyAudioStream(ui.audio.event_audio_stream);
+            ui.audio.event_audio_stream = std::ptr::null_mut();
         }
-        sdl3_sys::audio::SDL_CloseAudioDevice(ui.audio_device);
-        ui.audio_device = 0;
+        sdl3_sys::audio::SDL_CloseAudioDevice(ui.audio.audio_device);
+        ui.audio.audio_device = 0;
+    }
+}
+
+pub fn play_netplay_audio(ui: &mut ui::Ui, error: u32) {
+    if ui.audio.event_audio_stream.is_null() {
+        return;
+    }
+    let sound = match error {
+        netplay::NETPLAY_ERROR_DESYNC => &ui.audio.event_audio.netplay_desync,
+        netplay::NETPLAY_ERROR_LOST_CONNECTION => &ui.audio.event_audio.netplay_lost_connection,
+        netplay::NETPLAY_ERROR_PLAYER_1_DISCONNECTED => {
+            &ui.audio.event_audio.netplay_disconnected[0]
+        }
+        netplay::NETPLAY_ERROR_PLAYER_2_DISCONNECTED => {
+            &ui.audio.event_audio.netplay_disconnected[1]
+        }
+        netplay::NETPLAY_ERROR_PLAYER_3_DISCONNECTED => {
+            &ui.audio.event_audio.netplay_disconnected[2]
+        }
+        netplay::NETPLAY_ERROR_PLAYER_4_DISCONNECTED => {
+            &ui.audio.event_audio.netplay_disconnected[3]
+        }
+        _ => panic!("Invalid netplay error"),
+    };
+    if !unsafe {
+        sdl3_sys::audio::SDL_PutAudioStreamData(
+            ui.audio.event_audio_stream,
+            sound.as_ptr() as *const std::ffi::c_void,
+            sound.len() as i32,
+        )
+    } {
+        panic!("Could not play audio");
     }
 }
 
 pub fn play_pak_switch(ui: &mut ui::Ui, pak: device::controller::PakType) {
-    if ui.pak_audio_stream.is_null() {
+    if ui.audio.event_audio_stream.is_null() {
         return;
     }
 
-    let sound;
-    if pak == device::controller::PakType::RumblePak {
-        sound = &ui.pak_audio.rumblepak;
-    } else if pak == device::controller::PakType::MemPak {
-        sound = &ui.pak_audio.mempak;
-    } else {
-        return;
-    }
+    let sound = match pak {
+        device::controller::PakType::RumblePak => &ui.audio.event_audio.rumblepak,
+        device::controller::PakType::MemPak => &ui.audio.event_audio.mempak,
+        device::controller::PakType::TransferPak => &ui.audio.event_audio.transferpak,
+        _ => panic!("Invalid pak type"),
+    };
     if !unsafe {
         sdl3_sys::audio::SDL_PutAudioStreamData(
-            ui.pak_audio_stream,
+            ui.audio.event_audio_stream,
             sound.as_ptr() as *const std::ffi::c_void,
             sound.len() as i32,
         )
@@ -91,7 +141,7 @@ pub fn play_pak_switch(ui: &mut ui::Ui, pak: device::controller::PakType) {
 }
 
 pub fn play_audio(device: &mut device::Device, dram_addr: usize, length: u64) {
-    if device.ui.audio_stream.is_null() {
+    if device.ui.audio.audio_stream.is_null() {
         return;
     }
 
@@ -109,7 +159,7 @@ pub fn play_audio(device: &mut device::Device, dram_addr: usize, length: u64) {
     }
 
     let audio_queued =
-        unsafe { sdl3_sys::audio::SDL_GetAudioStreamQueued(device.ui.audio_stream) } as f64;
+        unsafe { sdl3_sys::audio::SDL_GetAudioStreamQueued(device.ui.audio.audio_stream) } as f64;
     let acceptable_latency = (device.ai.freq as f64 * 0.2) * 4.0;
     let min_latency = (device.ai.freq as f64 * 0.02) * 4.0;
 
@@ -117,7 +167,7 @@ pub fn play_audio(device: &mut device::Device, dram_addr: usize, length: u64) {
         let silence_buffer: Vec<u8> = vec![0; min_latency as usize & !3];
         if !unsafe {
             sdl3_sys::audio::SDL_PutAudioStreamData(
-                device.ui.audio_stream,
+                device.ui.audio.audio_stream,
                 silence_buffer.as_ptr() as *const std::ffi::c_void,
                 silence_buffer.len() as i32,
             )
@@ -129,7 +179,7 @@ pub fn play_audio(device: &mut device::Device, dram_addr: usize, length: u64) {
     if audio_queued < acceptable_latency
         && !unsafe {
             sdl3_sys::audio::SDL_PutAudioStreamData(
-                device.ui.audio_stream,
+                device.ui.audio.audio_stream,
                 primary_buffer.as_ptr() as *const std::ffi::c_void,
                 primary_buffer.len() as i32 * 2,
             )

src/ui/config.rs

@@ -1,13 +1,33 @@
 use crate::ui;
 
+#[derive(Copy, Clone, serde::Serialize, serde::Deserialize)]
+pub struct InputKeyButton {
+    pub enabled: bool,
+    pub id: i32,
+}
+
+#[derive(PartialEq, Copy, Clone, serde::Serialize, serde::Deserialize)]
+pub struct InputControllerAxis {
+    pub enabled: bool,
+    pub id: i32,
+    pub axis: i16,
+}
+
+#[derive(Copy, Clone, serde::Serialize, serde::Deserialize)]
+pub struct InputJoystickHat {
+    pub enabled: bool,
+    pub id: i32,
+    pub direction: u8,
+}
+
 #[derive(serde::Serialize, serde::Deserialize)]
 pub struct InputProfile {
-    pub keys: [(bool, i32); ui::input::PROFILE_SIZE],
-    pub controller_buttons: [(bool, i32); ui::input::PROFILE_SIZE],
-    pub controller_axis: [(bool, i32, i16); ui::input::PROFILE_SIZE],
-    pub joystick_buttons: [(bool, i32); ui::input::PROFILE_SIZE],
-    pub joystick_hat: [(bool, i32, u8); ui::input::PROFILE_SIZE],
-    pub joystick_axis: [(bool, i32, i16); ui::input::PROFILE_SIZE],
+    pub keys: [InputKeyButton; ui::input::PROFILE_SIZE],
+    pub controller_buttons: [InputKeyButton; ui::input::PROFILE_SIZE],
+    pub controller_axis: [InputControllerAxis; ui::input::PROFILE_SIZE],
+    pub joystick_buttons: [InputKeyButton; ui::input::PROFILE_SIZE],
+    pub joystick_hat: [InputJoystickHat; ui::input::PROFILE_SIZE],
+    pub joystick_axis: [InputControllerAxis; ui::input::PROFILE_SIZE],
     pub dinput: bool,
 }
 
@@ -17,18 +37,29 @@ pub struct Input {
     pub input_profile_binding: [String; 4],
     pub controller_assignment: [Option<String>; 4],
     pub controller_enabled: [bool; 4],
+    pub transfer_pak: [bool; 4],
     pub emulate_vru: bool,
 }
+
 #[derive(serde::Serialize, serde::Deserialize)]
 pub struct Video {
-    pub upscale: bool,
+    pub upscale: u32,
     pub integer_scaling: bool,
     pub fullscreen: bool,
+    pub widescreen: bool,
+    pub crt: bool,
 }
+
+#[derive(serde::Serialize, serde::Deserialize)]
+pub struct Emulation {
+    pub overclock: bool,
+}
+
 #[derive(serde::Serialize, serde::Deserialize)]
 pub struct Config {
     pub input: Input,
     pub video: Video,
+    pub emulation: Emulation,
 }
 
 impl Drop for Config {
@@ -68,13 +99,17 @@ impl Config {
                 controller_assignment: [None, None, None, None],
                 input_profiles,
                 controller_enabled: [true, false, false, false],
+                transfer_pak: [false, false, false, false],
                 emulate_vru: false,
             },
             video: Video {
-                upscale: false,
+                upscale: 1,
                 integer_scaling: false,
                 fullscreen: false,
+                widescreen: false,
+                crt: false,
             },
+            emulation: Emulation { overclock: false },
         }
     }
 }

src/ui/gui.rs

@@ -12,28 +12,42 @@ pub struct GopherEguiApp {
     selected_profile: [String; 4],
     input_profiles: Vec<String>,
     controller_enabled: [bool; 4],
+    transfer_pak: [bool; 4],
     controller_paths: Vec<String>,
-    upscale: bool,
+    upscale: u32,
     integer_scaling: bool,
     fullscreen: bool,
+    widescreen: bool,
+    crt: bool,
+    overclock: bool,
     emulate_vru: bool,
     dinput: bool,
     show_vru_dialog: bool,
     vru_window_receiver: Option<tokio::sync::mpsc::Receiver<Vec<String>>>,
-    netplay_error_receiver: Option<tokio::sync::mpsc::Receiver<String>>,
     vru_word_notifier: Option<tokio::sync::mpsc::Sender<String>>,
     vru_word_list: Vec<String>,
-    pub netplay: gui_netplay::GuiNetplay,
+    latest_version: Option<semver::Version>,
+    update_receiver: Option<tokio::sync::mpsc::Receiver<GithubData>>,
+    netplay: gui_netplay::GuiNetplay,
+}
+
+#[derive(serde::Deserialize)]
+struct GithubData {
+    tag_name: String,
 }
 
 struct SaveConfig {
     selected_controller: [i32; 4],
     selected_profile: [String; 4],
     controller_enabled: [bool; 4],
-    upscale: bool,
+    transfer_pak: [bool; 4],
+    upscale: u32,
     integer_scaling: bool,
     fullscreen: bool,
+    widescreen: bool,
+    crt: bool,
     emulate_vru: bool,
+    overclock: bool,
 }
 
 fn get_input_profiles(config: &ui::config::Config) -> Vec<String> {
@@ -47,10 +61,10 @@ fn get_input_profiles(config: &ui::config::Config) -> Vec<String> {
 pub fn get_controller_names(game_ui: &ui::Ui) -> Vec<String> {
     let mut controllers: Vec<String> = vec![];
 
-    for offset in 0..game_ui.num_joysticks as isize {
+    for offset in 0..game_ui.input.num_joysticks as isize {
         let name = unsafe {
             std::ffi::CStr::from_ptr(sdl3_sys::joystick::SDL_GetJoystickNameForID(
-                *(game_ui.joysticks.offset(offset)),
+                *(game_ui.input.joysticks.offset(offset)),
             ))
         };
         controllers.push(name.to_string_lossy().to_string());
@@ -62,10 +76,10 @@ pub fn get_controller_names(game_ui: &ui::Ui) -> Vec<String> {
 pub fn get_controller_paths(game_ui: &ui::Ui) -> Vec<String> {
     let mut controller_paths: Vec<String> = vec![];
 
-    for offset in 0..game_ui.num_joysticks as isize {
+    for offset in 0..game_ui.input.num_joysticks as isize {
         let path = unsafe {
             std::ffi::CStr::from_ptr(sdl3_sys::joystick::SDL_GetJoystickPathForID(
-                *(game_ui.joysticks.offset(offset)),
+                *(game_ui.input.joysticks.offset(offset)),
             ))
             .to_string_lossy()
             .to_string()
@@ -104,16 +118,21 @@ impl GopherEguiApp {
             controller_names,
             input_profiles: get_input_profiles(&config),
             controller_enabled: config.input.controller_enabled,
+            transfer_pak: config.input.transfer_pak,
             upscale: config.video.upscale,
             integer_scaling: config.video.integer_scaling,
             fullscreen: config.video.fullscreen,
+            widescreen: config.video.widescreen,
+            crt: config.video.crt,
             emulate_vru: config.input.emulate_vru,
+            overclock: config.emulation.overclock,
             show_vru_dialog: false,
             dinput: false,
             controller_paths,
-            netplay_error_receiver: None,
             vru_window_receiver: None,
             vru_word_notifier: None,
+            latest_version: None,
+            update_receiver: None,
             vru_word_list: Vec::new(),
             netplay: Default::default(),
             dirs: ui::get_dirs(),
@@ -137,11 +156,16 @@ fn save_config(
 
     config.input.input_profile_binding = save_config_items.selected_profile;
     config.input.controller_enabled = save_config_items.controller_enabled;
+    config.input.transfer_pak = save_config_items.transfer_pak;
 
     config.video.upscale = save_config_items.upscale;
     config.video.integer_scaling = save_config_items.integer_scaling;
     config.video.fullscreen = save_config_items.fullscreen;
+    config.video.widescreen = save_config_items.widescreen;
+    config.video.crt = save_config_items.crt;
     config.input.emulate_vru = save_config_items.emulate_vru;
+
+    config.emulation.overclock = save_config_items.overclock;
 }
 
 impl Drop for GopherEguiApp {
@@ -150,10 +174,14 @@ impl Drop for GopherEguiApp {
             selected_controller: self.selected_controller,
             selected_profile: self.selected_profile.clone(),
             controller_enabled: self.controller_enabled,
+            transfer_pak: self.transfer_pak,
             upscale: self.upscale,
             integer_scaling: self.integer_scaling,
             fullscreen: self.fullscreen,
+            widescreen: self.widescreen,
+            crt: self.crt,
             emulate_vru: self.emulate_vru,
+            overclock: self.overclock,
         };
         let mut config = ui::config::Config::new();
         save_config(
@@ -199,56 +227,90 @@ fn configure_profile(app: &mut GopherEguiApp, ctx: &egui::Context) {
 }
 
 fn show_vru_dialog(app: &mut GopherEguiApp, ctx: &egui::Context) {
-    ctx.show_viewport_immediate(
-        egui::ViewportId::from_hash_of("vru_dialog"),
-        egui::ViewportBuilder::default()
-            .with_title("What would you like to say?")
-            .with_always_on_top(),
-        |ctx, class| {
-            assert!(
-                class == egui::ViewportClass::Immediate,
-                "This egui backend doesn't support multiple viewports"
-            );
-            egui::CentralPanel::default().show(ctx, |ui| {
-                egui::Grid::new("vru_words").show(ui, |ui| {
-                    for (i, v) in app.vru_word_list.iter().enumerate() {
-                        if i % 5 == 0 {
-                            ui.end_row();
-                        }
-                        if ui.button((*v).to_string()).clicked() {
-                            app.vru_word_notifier
-                                .as_ref()
-                                .unwrap()
-                                .try_send(v.clone())
-                                .unwrap();
-                            app.show_vru_dialog = false;
-                        }
-                    }
-                });
-            });
-
-            if ctx.input(|i| i.viewport().close_requested()) {
-                app.vru_word_notifier
-                    .as_ref()
-                    .unwrap()
-                    .try_send(String::from(""))
-                    .unwrap();
-                app.show_vru_dialog = false;
+    egui::CentralPanel::default().show(ctx, |ui| {
+        ui.label("What would you like to say?");
+        egui::Grid::new("vru_words").show(ui, |ui| {
+            for (i, v) in app.vru_word_list.iter().enumerate() {
+                if i % 5 == 0 {
+                    ui.end_row();
+                }
+                if ui.button((*v).to_string()).clicked() {
+                    app.vru_word_notifier
+                        .as_ref()
+                        .unwrap()
+                        .try_send(v.clone())
+                        .unwrap();
+                    app.show_vru_dialog = false;
+                }
             }
-        },
-    );
+        });
+
+        ui.add_space(16.0);
+
+        if ui.button("Close without saying anything").clicked() {
+            app.vru_word_notifier
+                .as_ref()
+                .unwrap()
+                .try_send(String::from(""))
+                .unwrap();
+            app.show_vru_dialog = false;
+        };
+    });
 }
 
-pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
+fn get_latest_version(app: &mut GopherEguiApp, ctx: &egui::Context) {
+    if app.update_receiver.is_none() {
+        let (tx, rx) = tokio::sync::mpsc::channel(1);
+        app.update_receiver = Some(rx);
+        let gui_ctx = ctx.clone();
+        let client = reqwest::Client::builder()
+            .user_agent(env!("CARGO_PKG_NAME"))
+            .build()
+            .unwrap();
+        let task = client
+            .get("https://api.github.com/repos/gopher64/gopher64/releases/latest")
+            .send();
+        tokio::spawn(async move {
+            let response = task.await;
+            if let Ok(response) = response {
+                let data: Result<GithubData, reqwest::Error> = response.json().await;
+                if data.is_ok() {
+                    tx.send(data.unwrap()).await.unwrap();
+                } else {
+                    tx.send(GithubData {
+                        tag_name: format!("v{}", env!("CARGO_PKG_VERSION")),
+                    })
+                    .await
+                    .unwrap();
+                }
+                gui_ctx.request_repaint();
+            }
+        });
+    } else if app.latest_version.is_none() {
+        let result = app.update_receiver.as_mut().unwrap().try_recv();
+        if result.is_ok() {
+            let tag = &result.unwrap().tag_name[1..];
+            app.latest_version = Some(semver::Version::parse(tag).unwrap());
+        } else {
+            ctx.request_repaint();
+        }
+    }
+}
+
+pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context, enable_overclock: bool) {
     let netplay;
 
     let selected_controller = app.selected_controller;
     let selected_profile = app.selected_profile.clone();
     let controller_enabled = app.controller_enabled;
+    let transfer_pak = app.transfer_pak;
     let upscale = app.upscale;
     let integer_scaling = app.integer_scaling;
     let fullscreen = app.fullscreen;
+    let widescreen = app.widescreen;
+    let crt = app.crt;
     let emulate_vru = app.emulate_vru;
+    let overclock = app.overclock;
     let peer_addr;
     let session;
     let player_number;
@@ -267,11 +329,6 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
         player_number = Some(app.netplay.player_number);
     }
 
-    let (netplay_error_notifier, netplay_error_receiver): (
-        tokio::sync::mpsc::Sender<String>,
-        tokio::sync::mpsc::Receiver<String>,
-    ) = tokio::sync::mpsc::channel(1);
-
     let (vru_window_notifier, vru_window_receiver): (
         tokio::sync::mpsc::Sender<Vec<String>>,
         tokio::sync::mpsc::Receiver<Vec<String>>,
@@ -282,9 +339,6 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
         tokio::sync::mpsc::Receiver<String>,
     ) = tokio::sync::mpsc::channel(1);
 
-    if netplay {
-        app.netplay_error_receiver = Some(netplay_error_receiver);
-    }
     if emulate_vru && !netplay {
         app.vru_window_receiver = Some(vru_window_receiver);
         app.vru_word_notifier = Some(vru_word_notifier);
@@ -296,12 +350,47 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
     let rom_contents = app.netplay.rom_contents.clone();
     let gui_ctx = ctx.clone();
 
-    let mut task = None;
+    let mut select_rom = None;
+    let mut select_gb_rom = [None, None, None, None];
+    let mut select_gb_ram = [None, None, None, None];
+
     if !netplay {
-        task = Some(rfd::AsyncFileDialog::new().pick_file());
+        select_rom = Some(
+            rfd::AsyncFileDialog::new()
+                .set_title("Select ROM")
+                .pick_file(),
+        );
+        for i in 0..4 {
+            if transfer_pak[i] {
+                select_gb_rom[i] = Some(
+                    rfd::AsyncFileDialog::new()
+                        .set_title(format!("GB ROM P{}", i + 1))
+                        .pick_file(),
+                );
+                select_gb_ram[i] = Some(
+                    rfd::AsyncFileDialog::new()
+                        .set_title(format!("GB RAM P{}", i + 1))
+                        .pick_file(),
+                );
+            }
+        }
     }
     tokio::spawn(async move {
-        let file = if !netplay { task.unwrap().await } else { None };
+        let file = if !netplay {
+            select_rom.unwrap().await
+        } else {
+            None
+        };
+        let mut gb_rom_path = [None, None, None, None];
+        let mut gb_ram_path = [None, None, None, None];
+        if !netplay {
+            for i in 0..4 {
+                if transfer_pak[i] {
+                    gb_rom_path[i] = select_gb_rom[i].as_mut().unwrap().await;
+                    gb_ram_path[i] = select_gb_ram[i].as_mut().unwrap().await;
+                }
+            }
+        }
 
         std::thread::Builder::new()
             .name("n64".to_string())
@@ -311,10 +400,14 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
                     selected_controller,
                     selected_profile,
                     controller_enabled,
+                    transfer_pak,
                     upscale,
                     integer_scaling,
                     fullscreen,
+                    widescreen,
+                    crt,
                     emulate_vru,
+                    overclock,
                 };
 
                 if file.is_some() || netplay {
@@ -336,13 +429,20 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
                             peer_addr.unwrap(),
                             session.unwrap(),
                             player_number.unwrap(),
-                            netplay_error_notifier,
-                            gui_ctx,
                         ));
-                        device.ui.fullscreen = fullscreen;
-                        device::run_game(rom_contents, &mut device);
+                        device::run_game(&mut device, rom_contents, fullscreen, enable_overclock);
                         netplay::close(&mut device);
                     } else {
+                        for i in 0..4 {
+                            if gb_rom_path[i].is_some() && gb_ram_path[i].is_some() {
+                                device.transferpaks[i].cart.rom =
+                                    std::fs::read(gb_rom_path[i].as_ref().unwrap().path()).unwrap();
+
+                                device.transferpaks[i].cart.ram =
+                                    std::fs::read(gb_ram_path[i].as_ref().unwrap().path()).unwrap();
+                            }
+                        }
+
                         if emulate_vru {
                             device.vru_window.window_notifier = Some(vru_window_notifier);
                             device.vru_window.word_receiver = Some(vru_word_receiver);
@@ -353,8 +453,12 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
                         if rom_contents.is_empty() {
                             println!("Could not read rom file");
                         } else {
-                            device.ui.fullscreen = fullscreen;
-                            device::run_game(rom_contents, &mut device);
+                            device::run_game(
+                                &mut device,
+                                rom_contents,
+                                fullscreen,
+                                enable_overclock,
+                            );
                         }
                     }
                     let result = std::fs::remove_file(running_file);
@@ -369,6 +473,11 @@ pub fn open_rom(app: &mut GopherEguiApp, ctx: &egui::Context) {
 
 impl eframe::App for GopherEguiApp {
     fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
+        if self.show_vru_dialog {
+            show_vru_dialog(self, ctx);
+            return;
+        }
+
         if self.netplay.create {
             gui_netplay::netplay_create(self, ctx);
         }
@@ -381,13 +490,6 @@ impl eframe::App for GopherEguiApp {
             gui_netplay::netplay_wait(self, ctx);
         }
 
-        if self.netplay_error_receiver.is_some() {
-            let result = self.netplay_error_receiver.as_mut().unwrap().try_recv();
-            if result.is_ok() {
-                self.netplay.error = result.unwrap();
-            }
-        }
-
         if !self.netplay.error.is_empty() {
             gui_netplay::netplay_error(self, ctx, self.netplay.error.clone());
         }
@@ -404,7 +506,7 @@ impl eframe::App for GopherEguiApp {
                 .min_col_width(200.0)
                 .show(ui, |ui| {
                     if ui.button("Open ROM").clicked() {
-                        open_rom(self, ctx);
+                        open_rom(self, ctx, self.overclock);
                     }
                     if ui.button("Netplay: Create Session").clicked()
                         && !self.dirs.cache_dir.join("game_running").exists()
@@ -412,6 +514,19 @@ impl eframe::App for GopherEguiApp {
                         self.netplay.create = true;
                     }
 
+                    if ui.button("Open Saves Folder").clicked() {
+                        let command = if cfg!(target_os = "windows") {
+                            "explorer"
+                        } else if cfg!(target_os = "linux") {
+                            "xdg-open"
+                        } else {
+                            panic!("Unsupported platform");
+                        };
+                        let _ = std::process::Command::new(command)
+                            .arg(self.dirs.data_dir.join("saves"))
+                            .spawn();
+                    }
+
                     ui.end_row();
 
                     if ui.button("Configure Input Profile").clicked()
@@ -427,17 +542,33 @@ impl eframe::App for GopherEguiApp {
                     }
                 });
 
-            ui.add_space(32.0);
+            ui.add_space(16.0);
             ui.label("Controller Config:");
             egui::Grid::new("controller_config").show(ui, |ui| {
                 ui.label("Port");
                 ui.label("Enabled");
+                ui.label("Emulate VRU");
+                ui.label("Transfer Pak");
                 ui.label("Profile");
                 ui.label("Controller");
                 ui.end_row();
                 for i in 0..4 {
                     ui.label(format!("{}", i + 1));
-                    ui.checkbox(&mut self.controller_enabled[i], "");
+                    ui.centered_and_justified(|ui| {
+                        ui.checkbox(&mut self.controller_enabled[i], "");
+                    });
+                    let mut vru = false;
+                    ui.centered_and_justified(|ui| {
+                        if i < 3 {
+                            ui.add_enabled(false, egui::Checkbox::new(&mut vru, ""));
+                        } else {
+                            ui.add_enabled(true, egui::Checkbox::new(&mut self.emulate_vru, ""));
+                        }
+                    });
+
+                    ui.centered_and_justified(|ui| {
+                        ui.checkbox(&mut self.transfer_pak[i], "");
+                    });
 
                     egui::ComboBox::from_id_salt(format!("profile-combo-{}", i))
                         .selected_text(self.selected_profile[i].clone())
@@ -475,19 +606,48 @@ impl eframe::App for GopherEguiApp {
                     ui.end_row();
                 }
             });
-            ui.add_space(32.0);
-            ui.checkbox(&mut self.upscale, "High-Res Graphics");
+            ui.add_space(16.0);
+            let upscale_values = [1, 2, 4];
+            let mut slider_value = match self.upscale {
+                1 => 0,
+                2 => 1,
+                4 => 2,
+                _ => 0,
+            };
+            let display_text = format!("{}x Resolution", upscale_values[slider_value]);
+            if ui
+                .add(
+                    egui::Slider::new(&mut slider_value, 0..=2)
+                        .show_value(false)
+                        .text(display_text),
+                )
+                .changed()
+            {
+                self.upscale = upscale_values[slider_value];
+            };
             ui.checkbox(&mut self.integer_scaling, "Integer Scaling");
             ui.checkbox(&mut self.fullscreen, "Fullscreen (Esc closes game)");
-            ui.add_space(32.0);
+            ui.checkbox(&mut self.widescreen, "Widescreen (stretch)");
+            ui.checkbox(&mut self.crt, "Apply CRT shader");
 
-            ui.checkbox(
-                &mut self.emulate_vru,
-                "Emulate VRU (connects VRU to controller port 4)",
-            );
+            ui.add_space(16.0);
+            ui.checkbox(&mut self.overclock, "Overclock N64 CPU (may cause bugs)");
+            ui.add_space(16.0);
+
+            ui.hyperlink_to("Wiki", "https://github.com/gopher64/gopher64/wiki");
+            ui.hyperlink_to("Discord Server", "https://discord.gg/9RGXq8W8JQ");
+            ui.add_space(16.0);
 
-            ui.add_space(32.0);
             ui.label(format!("Version: {}", env!("CARGO_PKG_VERSION")));
+            if self.latest_version.is_some() {
+                let current_version = semver::Version::parse(env!("CARGO_PKG_VERSION")).unwrap();
+                if current_version < *self.latest_version.as_ref().unwrap() {
+                    ui.hyperlink_to(
+                        "New version available!",
+                        "https://github.com/gopher64/gopher64/releases/latest",
+                    );
+                }
+            }
         });
 
         if self.emulate_vru && self.vru_window_receiver.is_some() {
@@ -498,9 +658,7 @@ impl eframe::App for GopherEguiApp {
             }
         }
 
-        if self.show_vru_dialog {
-            show_vru_dialog(self, ctx);
-        }
+        get_latest_version(self, ctx);
     }
 }
 

src/ui/gui/gui_netplay.rs

@@ -7,7 +7,19 @@ use sha2::{Digest, Sha256};
 const NETPLAY_VERSION: i32 = 17;
 const EMU_NAME: &str = "gopher64";
 
-type GameInfo = (String, String, String, Vec<u8>);
+#[derive(Default)]
+pub struct GameInfo {
+    pub md5: String,
+    pub game_name: String,
+    pub rom_label: String,
+    pub rom_contents: Vec<u8>,
+}
+
+#[derive(PartialEq, Default)]
+pub struct NetplayServer {
+    pub name: String,
+    pub ip: String,
+}
 
 #[derive(Default)]
 pub struct GuiNetplay {
@@ -21,7 +33,7 @@ pub struct GuiNetplay {
     pub create_rom_label: String,
     pub join_rom_label: String,
     pub send_chat: bool,
-    pub have_sessions: Option<(String, String)>,
+    pub have_sessions: Option<NetplayServer>,
     pub begin_game: bool,
     pub chat_log: String,
     pub chat_message: String,
@@ -33,10 +45,10 @@ pub struct GuiNetplay {
     pub rom_contents: Vec<u8>,
     pub player_number: u8,
     pub player_names: [String; 4],
-    pub server: (String, String),
+    pub server: NetplayServer,
     pub socket_waiting: bool,
     pub game_info: GameInfo,
-    pub servers: std::collections::HashMap<String, String>,
+    pub servers: Vec<NetplayServer>,
     pub waiting_session: Option<NetplayRoom>,
     pub socket:
         Option<tungstenite::WebSocket<tungstenite::stream::MaybeTlsStream<std::net::TcpStream>>>,
@@ -56,6 +68,8 @@ pub struct NetplayRoom {
     md5: Option<String>,
     game_name: Option<String>,
     pub port: Option<i32>,
+    features: Option<std::collections::HashMap<String, String>>,
+    buffer_target: Option<i32>,
 }
 
 #[derive(serde::Serialize, serde::Deserialize)]
@@ -131,10 +145,14 @@ fn get_servers(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 serde_json::from_slice(&buffer[..amt]).unwrap();
             for server in data.iter() {
                 let (server_name, server_ip) = server;
-                app.netplay
-                    .servers
-                    .insert(server_name.to_string(), server_ip.to_string());
-                app.netplay.server = (server.0.clone(), server.1.clone());
+                app.netplay.servers.push(NetplayServer {
+                    name: server_name.to_string(),
+                    ip: server_ip.to_string(),
+                });
+                app.netplay.server = NetplayServer {
+                    name: server.0.clone(),
+                    ip: server.1.clone(),
+                };
             }
             app.netplay.broadcast_socket = None;
         }
@@ -143,11 +161,19 @@ fn get_servers(app: &mut GopherEguiApp, ctx: &egui::Context) {
     if app.netplay.server_receiver.is_some() {
         let result = app.netplay.server_receiver.as_mut().unwrap().try_recv();
         if result.is_ok() {
-            app.netplay.servers.extend(result.unwrap());
+            for server in result.unwrap().iter() {
+                app.netplay.servers.push(NetplayServer {
+                    name: server.0.clone(),
+                    ip: server.1.clone(),
+                });
+            }
             app.netplay.server_receiver = None;
-            if app.netplay.server.0.is_empty() {
-                let first_server = app.netplay.servers.iter().next().unwrap();
-                app.netplay.server = (first_server.0.clone(), first_server.1.clone());
+            if app.netplay.server.name.is_empty() {
+                let first_server = app.netplay.servers.first().unwrap();
+                app.netplay.server = NetplayServer {
+                    name: first_server.name.clone(),
+                    ip: first_server.ip.clone(),
+                };
             }
         }
         ctx.request_repaint();
@@ -183,19 +209,21 @@ pub fn netplay_create(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 app.netplay.game_info_receiver = Some(rx);
                 let gui_ctx = ctx.clone();
                 app.netplay.create_rom_label = "Inspecting ROM".to_string();
-                let task = rfd::AsyncFileDialog::new().pick_file();
+                let task = rfd::AsyncFileDialog::new()
+                    .set_title("Select ROM")
+                    .pick_file();
                 tokio::spawn(async move {
                     let file = task.await;
 
                     if let Some(file) = file {
                         parse_rom_file(file, tx).await;
                     } else {
-                        tx.send((
-                            "".to_string(),
-                            "".to_string(),
-                            "Open ROM".to_string(),
-                            vec![],
-                        ))
+                        tx.send(GameInfo {
+                            md5: "".to_string(),
+                            game_name: "".to_string(),
+                            rom_label: "Open ROM".to_string(),
+                            rom_contents: vec![],
+                        })
                         .await
                         .unwrap();
                     }
@@ -221,25 +249,28 @@ pub fn netplay_create(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 if result.is_ok() {
                     app.netplay.game_info_receiver = None;
                     let data = result.unwrap();
-                    if !data.0.is_empty() {
+                    if !data.md5.is_empty() {
                         app.netplay.game_info = data;
-                        app.netplay.rom_contents = app.netplay.game_info.3.clone();
-                        app.netplay.create_rom_label = app.netplay.game_info.2.clone();
+                        app.netplay.rom_contents = app.netplay.game_info.rom_contents.clone();
+                        app.netplay.create_rom_label = app.netplay.game_info.rom_label.clone();
                     } else {
-                        app.netplay.create_rom_label = data.2;
+                        app.netplay.create_rom_label = data.rom_label;
                     }
                 }
                 ctx.request_repaint();
             }
 
             egui::ComboBox::from_id_salt("server-combobox")
-                .selected_text(app.netplay.server.0.to_string())
+                .selected_text(app.netplay.server.name.to_string())
                 .show_ui(ui, |ui| {
                     for server in app.netplay.servers.iter() {
                         ui.selectable_value(
                             &mut app.netplay.server,
-                            (server.0.clone(), server.1.clone()),
-                            server.0,
+                            NetplayServer {
+                                name: server.name.clone(),
+                                ip: server.ip.clone(),
+                            },
+                            server.name.clone(),
                         );
                     }
                 });
@@ -271,16 +302,18 @@ pub fn netplay_create(app: &mut GopherEguiApp, ctx: &egui::Context) {
                     app.netplay.error = "Player Name cannot be empty".to_string();
                 } else if app.netplay.session_name.is_empty() {
                     app.netplay.error = "Session Name cannot be empty".to_string();
-                } else if app.netplay.game_info.0.is_empty() {
+                } else if app.netplay.game_info.md5.is_empty() {
                     app.netplay.error = "ROM not loaded".to_string();
                 } else {
                     let now_utc = chrono::Utc::now().timestamp_millis().to_string();
                     let hasher = Sha256::new().chain_update(&now_utc).chain_update(EMU_NAME);
-                    let mut game_name = app.netplay.game_info.1.to_string();
+                    let mut game_name = app.netplay.game_info.game_name.to_string();
                     if game_name.is_empty() {
                         // If the ROM doesn't report a name, use the filename
                         game_name = app.netplay.create_rom_label.clone();
                     }
+                    let mut features = std::collections::HashMap::new();
+                    features.insert("overclock".to_string(), app.overclock.to_string());
                     let netplay_message = NetplayMessage {
                         message_type: "request_create_room".to_string(),
                         player_name: Some(app.netplay.player_name.clone()),
@@ -297,13 +330,15 @@ pub fn netplay_create(app: &mut GopherEguiApp, ctx: &egui::Context) {
                             room_name: Some(app.netplay.session_name.clone()),
                             password: Some(app.netplay.password.clone()),
                             game_name: Some(game_name),
-                            md5: Some(app.netplay.game_info.0.clone()),
+                            md5: Some(app.netplay.game_info.md5.clone()),
                             protected: None,
                             port: None,
+                            features: Some(features),
+                            buffer_target: Some(2),
                         }),
                     };
                     let (mut socket, _response) =
-                        tungstenite::connect(&app.netplay.server.1).expect("Can't connect");
+                        tungstenite::connect(&app.netplay.server.ip).expect("Can't connect");
                     socket
                         .send(tungstenite::Message::Binary(tungstenite::Bytes::from(
                             serde_json::to_vec(&netplay_message).unwrap(),
@@ -350,7 +385,7 @@ fn get_sessions(app: &mut GopherEguiApp, ctx: &egui::Context) {
     }
     if app.netplay.socket.is_none() {
         let (mut sock, _response) =
-            tungstenite::connect(&app.netplay.server.1).expect("Can't connect");
+            tungstenite::connect(&app.netplay.server.ip).expect("Can't connect");
         match sock.get_mut() {
             tungstenite::stream::MaybeTlsStream::Plain(stream) => {
                 app.netplay.peer_addr = Some(stream.peer_addr().unwrap());
@@ -385,7 +420,10 @@ fn get_sessions(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 serde_json::to_vec(&request_rooms).unwrap(),
             )))
             .unwrap();
-        app.netplay.have_sessions = Some(app.netplay.server.clone());
+        app.netplay.have_sessions = Some(NetplayServer {
+            name: app.netplay.server.name.clone(),
+            ip: app.netplay.server.ip.clone(),
+        });
         app.netplay.socket_waiting = true;
         ctx.request_repaint();
     }
@@ -397,16 +435,21 @@ async fn parse_rom_file(file: rfd::FileHandle, tx: tokio::sync::mpsc::Sender<Gam
         let hash = device::cart::rom::calculate_hash(&rom_contents);
         let game_name = ui::storage::get_game_name(&rom_contents);
 
-        tx.send((hash, game_name, file.file_name(), rom_contents))
-            .await
-            .unwrap();
+        tx.send(GameInfo {
+            md5: hash,
+            game_name,
+            rom_label: file.file_name(),
+            rom_contents,
+        })
+        .await
+        .unwrap();
     } else {
-        tx.send((
-            "".to_string(),
-            "".to_string(),
-            "Invalid ROM".to_string(),
-            vec![],
-        ))
+        tx.send(GameInfo {
+            md5: "".to_string(),
+            game_name: "".to_string(),
+            rom_label: "Invalid ROM".to_string(),
+            rom_contents: vec![],
+        })
         .await
         .unwrap();
     }
@@ -442,9 +485,9 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
         if result.is_ok() {
             app.netplay.game_info_receiver = None;
             let data = result.unwrap();
-            if !data.0.is_empty() {
+            if !data.md5.is_empty() {
                 app.netplay.game_info = data;
-                app.netplay.rom_contents = app.netplay.game_info.3.clone();
+                app.netplay.rom_contents = app.netplay.game_info.rom_contents.clone();
 
                 let netplay_message = NetplayMessage {
                     message_type: "request_join_room".to_string(),
@@ -462,9 +505,11 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
                         room_name: None,
                         password: Some(app.netplay.password.clone()),
                         game_name: None,
-                        md5: Some(app.netplay.game_info.0.clone()),
+                        md5: Some(app.netplay.game_info.md5.clone()),
                         protected: None,
                         port: app.netplay.selected_session.as_ref().unwrap().port,
+                        features: None,
+                        buffer_target: None,
                     }),
                 };
                 let socket = app.netplay.socket.as_mut().unwrap();
@@ -476,7 +521,7 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
 
                 app.netplay.socket_waiting = true;
             } else {
-                app.netplay.error = data.2;
+                app.netplay.error = data.rom_label;
                 app.netplay.join_rom_label = "Join Session (Open ROM)".to_string();
             }
         }
@@ -501,19 +546,22 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
                     ctx.request_repaint();
                 }
                 egui::ComboBox::from_id_salt("server-combobox")
-                    .selected_text(app.netplay.server.0.to_string())
+                    .selected_text(app.netplay.server.name.to_string())
                     .show_ui(ui, |ui| {
                         for server in app.netplay.servers.iter() {
                             ui.selectable_value(
                                 &mut app.netplay.server,
-                                (server.0.clone(), server.1.clone()),
-                                server.0,
+                                NetplayServer {
+                                    name: server.name.clone(),
+                                    ip: server.ip.clone(),
+                                },
+                                server.name.clone(),
                             );
                         }
                     });
             });
         });
-        if !app.netplay.server.0.is_empty() {
+        if !app.netplay.server.name.is_empty() {
             get_sessions(app, ctx);
         }
         ui.add_space(16.0);
@@ -583,19 +631,21 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
                         app.netplay.game_info_receiver = Some(rx);
                         let gui_ctx = ctx.clone();
                         app.netplay.join_rom_label = "Inspecting ROM".to_string();
-                        let task = rfd::AsyncFileDialog::new().pick_file();
+                        let task = rfd::AsyncFileDialog::new()
+                            .set_title("Select ROM")
+                            .pick_file();
                         tokio::spawn(async move {
                             let file = task.await;
 
                             if let Some(file) = file {
                                 parse_rom_file(file, tx).await;
                             } else {
-                                tx.send((
-                                    "".to_string(),
-                                    "".to_string(),
-                                    "No ROM selected".to_string(),
-                                    vec![],
-                                ))
+                                tx.send(GameInfo {
+                                    md5: "".to_string(),
+                                    game_name: "".to_string(),
+                                    rom_label: "No ROM selected".to_string(),
+                                    rom_contents: vec![],
+                                })
                                 .await
                                 .unwrap();
                             }
@@ -609,6 +659,17 @@ pub fn netplay_join(app: &mut GopherEguiApp, ctx: &egui::Context) {
 }
 
 pub fn netplay_wait(app: &mut GopherEguiApp, ctx: &egui::Context) {
+    let overclock = app
+        .netplay
+        .waiting_session
+        .as_ref()
+        .unwrap()
+        .features
+        .as_ref()
+        .unwrap()
+        .get("overclock")
+        .unwrap();
+
     let motd_message = NetplayMessage {
         message_type: "request_motd".to_string(),
         player_name: None,
@@ -642,6 +703,8 @@ pub fn netplay_wait(app: &mut GopherEguiApp, ctx: &egui::Context) {
             md5: None,
             protected: None,
             port: app.netplay.waiting_session.as_ref().unwrap().port,
+            features: None,
+            buffer_target: None,
         }),
     };
 
@@ -680,6 +743,8 @@ pub fn netplay_wait(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 md5: None,
                 protected: None,
                 port: app.netplay.waiting_session.as_ref().unwrap().port,
+                features: None,
+                buffer_target: None,
             }),
         };
         let socket = app.netplay.socket.as_mut().unwrap();
@@ -711,6 +776,8 @@ pub fn netplay_wait(app: &mut GopherEguiApp, ctx: &egui::Context) {
                 md5: None,
                 protected: None,
                 port: app.netplay.waiting_session.as_ref().unwrap().port,
+                features: None,
+                buffer_target: None,
             }),
         };
         app.netplay.chat_message.clear();
@@ -759,7 +826,7 @@ pub fn netplay_wait(app: &mut GopherEguiApp, ctx: &egui::Context) {
                             };
                         }
 
-                        gui::open_rom(app, ctx);
+                        gui::open_rom(app, ctx, *overclock == "true");
                         app.netplay = Default::default();
                         return;
                     } else {

src/ui/input.rs

@@ -34,6 +34,11 @@ pub struct Controllers {
     pub joystick: *mut sdl3_sys::joystick::SDL_Joystick,
 }
 
+pub struct InputData {
+    pub data: u32,
+    pub pak_change_pressed: bool,
+}
+
 fn bound_axis(x: &mut f64, y: &mut f64) {
     let radius = 95.0; // this is roughly the maxium diagonal distance of the controller
 
@@ -54,35 +59,35 @@ fn set_axis_from_joystick(
 ) -> (f64, f64) {
     let mut x = 0.0;
     let mut y = 0.0;
-    if profile.joystick_axis[AXIS_LEFT].0 {
+    if profile.joystick_axis[AXIS_LEFT].enabled {
         let axis_position = unsafe {
-            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_LEFT].1)
+            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_LEFT].id)
         };
-        if axis_position as isize * profile.joystick_axis[AXIS_LEFT].2 as isize > 0 {
+        if axis_position as isize * profile.joystick_axis[AXIS_LEFT].axis as isize > 0 {
             x = axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64;
         }
     }
-    if profile.joystick_axis[AXIS_RIGHT].0 {
+    if profile.joystick_axis[AXIS_RIGHT].enabled {
         let axis_position = unsafe {
-            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_RIGHT].1)
+            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_RIGHT].id)
         };
-        if axis_position as isize * profile.joystick_axis[AXIS_RIGHT].2 as isize > 0 {
+        if axis_position as isize * profile.joystick_axis[AXIS_RIGHT].axis as isize > 0 {
             x = axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64;
         }
     }
-    if profile.joystick_axis[AXIS_DOWN].0 {
+    if profile.joystick_axis[AXIS_DOWN].enabled {
         let axis_position = unsafe {
-            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_DOWN].1)
+            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_DOWN].id)
         };
-        if axis_position as isize * profile.joystick_axis[AXIS_DOWN].2 as isize > 0 {
+        if axis_position as isize * profile.joystick_axis[AXIS_DOWN].axis as isize > 0 {
             y = (axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64).neg();
         }
     }
-    if profile.joystick_axis[AXIS_UP].0 {
+    if profile.joystick_axis[AXIS_UP].enabled {
         let axis_position = unsafe {
-            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_UP].1)
+            sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile.joystick_axis[AXIS_UP].id)
         };
-        if axis_position as isize * profile.joystick_axis[AXIS_UP].2 as isize > 0 {
+        if axis_position as isize * profile.joystick_axis[AXIS_UP].axis as isize > 0 {
             y = (axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64).neg();
         }
     }
@@ -128,47 +133,47 @@ fn set_axis_from_controller(
 ) -> (f64, f64) {
     let mut x = 0.0;
     let mut y = 0.0;
-    if profile.controller_axis[AXIS_LEFT].0 {
+    if profile.controller_axis[AXIS_LEFT].enabled {
         let axis_position = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadAxis(
                 controller,
-                get_axis_from_i32(profile.controller_axis[AXIS_LEFT].1),
+                get_axis_from_i32(profile.controller_axis[AXIS_LEFT].id),
             )
         };
-        if axis_position as isize * profile.controller_axis[AXIS_LEFT].2 as isize > 0 {
+        if axis_position as isize * profile.controller_axis[AXIS_LEFT].axis as isize > 0 {
             x = axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64;
         }
     }
-    if profile.controller_axis[AXIS_RIGHT].0 {
+    if profile.controller_axis[AXIS_RIGHT].enabled {
         let axis_position = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadAxis(
                 controller,
-                get_axis_from_i32(profile.controller_axis[AXIS_RIGHT].1),
+                get_axis_from_i32(profile.controller_axis[AXIS_RIGHT].id),
             )
         };
-        if axis_position as isize * profile.controller_axis[AXIS_RIGHT].2 as isize > 0 {
+        if axis_position as isize * profile.controller_axis[AXIS_RIGHT].axis as isize > 0 {
             x = axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64;
         }
     }
-    if profile.controller_axis[AXIS_DOWN].0 {
+    if profile.controller_axis[AXIS_DOWN].enabled {
         let axis_position = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadAxis(
                 controller,
-                get_axis_from_i32(profile.controller_axis[AXIS_DOWN].1),
+                get_axis_from_i32(profile.controller_axis[AXIS_DOWN].id),
             )
         };
-        if axis_position as isize * profile.controller_axis[AXIS_DOWN].2 as isize > 0 {
+        if axis_position as isize * profile.controller_axis[AXIS_DOWN].axis as isize > 0 {
             y = (axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64).neg();
         }
     }
-    if profile.controller_axis[AXIS_UP].0 {
+    if profile.controller_axis[AXIS_UP].enabled {
         let axis_position = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadAxis(
                 controller,
-                get_axis_from_i32(profile.controller_axis[AXIS_UP].1),
+                get_axis_from_i32(profile.controller_axis[AXIS_UP].id),
             )
         };
-        if axis_position as isize * profile.controller_axis[AXIS_UP].2 as isize > 0 {
+        if axis_position as isize * profile.controller_axis[AXIS_UP].axis as isize > 0 {
             y = (axis_position as f64 * MAX_AXIS_VALUE / i16::MAX as f64).neg();
         }
     }
@@ -181,23 +186,23 @@ fn set_axis_from_keys(
 ) -> (f64, f64) {
     let mut x = 0.0;
     let mut y = 0.0;
-    if profile.keys[AXIS_LEFT].0
-        && unsafe { *keyboard_state.offset(profile.keys[AXIS_LEFT].1 as isize) }
+    if profile.keys[AXIS_LEFT].enabled
+        && unsafe { *keyboard_state.offset(profile.keys[AXIS_LEFT].id as isize) }
     {
         x = -MAX_AXIS_VALUE
     }
-    if profile.keys[AXIS_RIGHT].0
-        && unsafe { *keyboard_state.offset(profile.keys[AXIS_RIGHT].1 as isize) }
+    if profile.keys[AXIS_RIGHT].enabled
+        && unsafe { *keyboard_state.offset(profile.keys[AXIS_RIGHT].id as isize) }
     {
         x = MAX_AXIS_VALUE
     }
-    if profile.keys[AXIS_DOWN].0
-        && unsafe { *keyboard_state.offset(profile.keys[AXIS_DOWN].1 as isize) }
+    if profile.keys[AXIS_DOWN].enabled
+        && unsafe { *keyboard_state.offset(profile.keys[AXIS_DOWN].id as isize) }
     {
         y = -MAX_AXIS_VALUE
     }
-    if profile.keys[AXIS_UP].0
-        && unsafe { *keyboard_state.offset(profile.keys[AXIS_UP].1 as isize) }
+    if profile.keys[AXIS_UP].enabled
+        && unsafe { *keyboard_state.offset(profile.keys[AXIS_UP].id as isize) }
     {
         y = MAX_AXIS_VALUE
     }
@@ -211,26 +216,26 @@ fn set_buttons_from_joystick(
     keys: &mut u32,
 ) {
     let profile_joystick_button = profile.joystick_buttons[i];
-    if profile_joystick_button.0 {
+    if profile_joystick_button.enabled {
         *keys |= (unsafe {
-            sdl3_sys::joystick::SDL_GetJoystickButton(joystick, profile_joystick_button.1)
+            sdl3_sys::joystick::SDL_GetJoystickButton(joystick, profile_joystick_button.id)
         } as u32)
             << i;
     }
 
     let profile_joystick_hat = profile.joystick_hat[i];
-    if profile_joystick_hat.0
-        && unsafe { sdl3_sys::joystick::SDL_GetJoystickHat(joystick, profile_joystick_hat.1) }
-            == profile_joystick_hat.2
+    if profile_joystick_hat.enabled
+        && unsafe { sdl3_sys::joystick::SDL_GetJoystickHat(joystick, profile_joystick_hat.id) }
+            == profile_joystick_hat.direction
     {
         *keys |= 1 << i;
     }
 
     let profile_joystick_axis = profile.joystick_axis[i];
-    if profile_joystick_axis.0 {
+    if profile_joystick_axis.enabled {
         let axis_position =
-            unsafe { sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile_joystick_axis.1) };
-        if axis_position as isize * profile_joystick_axis.2 as isize > 0
+            unsafe { sdl3_sys::joystick::SDL_GetJoystickAxis(joystick, profile_joystick_axis.id) };
+        if axis_position as isize * profile_joystick_axis.axis as isize > 0
             && axis_position.saturating_abs() > i16::MAX / 2
         {
             *keys |= 1 << i;
@@ -245,25 +250,25 @@ fn set_buttons_from_controller(
     keys: &mut u32,
 ) {
     let profile_controller_button = profile.controller_buttons[i];
-    if profile_controller_button.0 {
+    if profile_controller_button.enabled {
         *keys |= (unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadButton(
                 controller,
-                get_button_from_i32(profile_controller_button.1),
+                get_button_from_i32(profile_controller_button.id),
             )
         } as u32)
             << i;
     }
 
     let profile_controller_axis = profile.controller_axis[i];
-    if profile_controller_axis.0 {
+    if profile_controller_axis.enabled {
         let axis_position = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadAxis(
                 controller,
-                get_axis_from_i32(profile_controller_axis.1),
+                get_axis_from_i32(profile_controller_axis.id),
             )
         };
-        if axis_position as isize * profile_controller_axis.2 as isize > 0
+        if axis_position as isize * profile_controller_axis.axis as isize > 0
             && axis_position.saturating_abs() > i16::MAX / 2
         {
             *keys |= 1 << i;
@@ -272,11 +277,11 @@ fn set_buttons_from_controller(
 }
 
 pub fn set_rumble(ui: &mut ui::Ui, channel: usize, rumble: u8) {
-    if !ui.controllers[channel].rumble {
+    if !ui.input.controllers[channel].rumble {
         return;
     }
-    let controller = ui.controllers[channel].game_controller;
-    let joystick = ui.controllers[channel].joystick;
+    let controller = ui.input.controllers[channel].game_controller;
+    let joystick = ui.input.controllers[channel].joystick;
     if !controller.is_null() {
         unsafe {
             sdl3_sys::gamepad::SDL_RumbleGamepad(
@@ -310,35 +315,50 @@ fn change_paks(
     let key = profile.keys[CHANGE_PAK];
 
     let mut pressed = false;
-    if controller_button.0 && !controller.is_null() {
+    if controller_button.enabled && !controller.is_null() {
         pressed = unsafe {
             sdl3_sys::gamepad::SDL_GetGamepadButton(
                 controller,
-                get_button_from_i32(controller_button.1),
+                get_button_from_i32(controller_button.id),
             )
         };
-    } else if joystick_button.0 && !joystick.is_null() {
-        pressed = unsafe { sdl3_sys::joystick::SDL_GetJoystickButton(joystick, joystick_button.1) };
-    } else if joystick_hat.0 && !joystick.is_null() {
-        pressed = unsafe { sdl3_sys::joystick::SDL_GetJoystickHat(joystick, joystick_hat.1) }
-            == joystick_hat.2;
-    } else if key.0 {
-        pressed = unsafe { *keyboard_state.offset(key.1 as isize) };
+    } else if joystick_button.enabled && !joystick.is_null() {
+        pressed =
+            unsafe { sdl3_sys::joystick::SDL_GetJoystickButton(joystick, joystick_button.id) };
+    } else if joystick_hat.enabled && !joystick.is_null() {
+        pressed = unsafe { sdl3_sys::joystick::SDL_GetJoystickHat(joystick, joystick_hat.id) }
+            == joystick_hat.direction;
+    } else if key.enabled {
+        pressed = unsafe { *keyboard_state.offset(key.id as isize) };
     }
     pressed
 }
 
-pub fn get(ui: &mut ui::Ui, channel: usize) -> (u32, bool) {
+pub fn get(ui: &mut ui::Ui, channel: usize) -> InputData {
     let profile_name = ui.config.input.input_profile_binding[channel].clone();
     let profile = ui.config.input.input_profiles.get(&profile_name).unwrap();
     let mut keys = 0;
-    let controller = ui.controllers[channel].game_controller;
-    let joystick = ui.controllers[channel].joystick;
+    let controller = ui.input.controllers[channel].game_controller;
+    let joystick = ui.input.controllers[channel].joystick;
+
+    let alt_pressed = unsafe {
+        // ignore key presses if ALT is pressed
+        *ui.input
+            .keyboard_state
+            .offset(i32::from(sdl3_sys::scancode::SDL_SCANCODE_LALT) as isize)
+            || *ui
+                .input
+                .keyboard_state
+                .offset(i32::from(sdl3_sys::scancode::SDL_SCANCODE_RALT) as isize)
+    };
+
     for i in 0..14 {
         if profile_name != "default" || channel == 0 {
             let profile_key = profile.keys[i];
-            if profile_key.0 {
-                keys |= (unsafe { *ui.keyboard_state.offset(profile_key.1 as isize) } as u32) << i;
+            if profile_key.enabled && !alt_pressed {
+                keys |= (unsafe { *ui.input.keyboard_state.offset(profile_key.id as isize) }
+                    as u32)
+                    << i;
             }
         }
 
@@ -353,7 +373,7 @@ pub fn get(ui: &mut ui::Ui, channel: usize) -> (u32, bool) {
     let mut y: f64 = 0.0;
 
     if profile_name != "default" || channel == 0 {
-        (x, y) = set_axis_from_keys(profile, ui.keyboard_state);
+        (x, y) = set_axis_from_keys(profile, ui.input.keyboard_state);
     }
 
     if !controller.is_null() {
@@ -366,17 +386,17 @@ pub fn get(ui: &mut ui::Ui, channel: usize) -> (u32, bool) {
     keys |= (x.round() as i8 as u8 as u32) << X_AXIS_SHIFT;
     keys |= (y.round() as i8 as u8 as u32) << Y_AXIS_SHIFT;
 
-    (
-        keys,
-        change_paks(profile, joystick, controller, ui.keyboard_state),
-    )
+    InputData {
+        data: keys,
+        pak_change_pressed: change_paks(profile, joystick, controller, ui.input.keyboard_state),
+    }
 }
 
 pub fn assign_controller(ui: &mut ui::Ui, controller: i32, port: usize) {
-    if controller < ui.num_joysticks {
+    if controller < ui.input.num_joysticks {
         let path = unsafe {
             std::ffi::CStr::from_ptr(sdl3_sys::joystick::SDL_GetJoystickPathForID(
-                *(ui.joysticks.offset(controller as isize)),
+                *(ui.input.joysticks.offset(controller as isize)),
             ))
             .to_string_lossy()
             .to_string()
@@ -428,16 +448,16 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
     let mut open_joysticks: Vec<*mut sdl3_sys::joystick::SDL_Joystick> = Vec::new();
     let mut open_controllers: Vec<*mut sdl3_sys::gamepad::SDL_Gamepad> = Vec::new();
 
-    for offset in 0..ui.num_joysticks as isize {
+    for offset in 0..ui.input.num_joysticks as isize {
         if !dinput {
             let controller =
-                unsafe { sdl3_sys::gamepad::SDL_OpenGamepad(*ui.joysticks.offset(offset)) };
+                unsafe { sdl3_sys::gamepad::SDL_OpenGamepad(*ui.input.joysticks.offset(offset)) };
             if !controller.is_null() {
                 open_controllers.push(controller);
             }
         } else {
             let joystick =
-                unsafe { sdl3_sys::joystick::SDL_OpenJoystick(*ui.joysticks.offset(offset)) };
+                unsafe { sdl3_sys::joystick::SDL_OpenJoystick(*ui.input.joysticks.offset(offset)) };
             if !joystick.is_null() {
                 open_joysticks.push(joystick);
             }
@@ -487,14 +507,39 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
         ("Change Pak", CHANGE_PAK),
     ];
 
-    let mut new_keys = [(false, 0); PROFILE_SIZE];
-    let mut new_joystick_buttons = [(false, 0i32); PROFILE_SIZE];
-    let mut new_joystick_hat = [(false, 0i32, 0); PROFILE_SIZE];
-    let mut new_joystick_axis = [(false, 0i32, 0); PROFILE_SIZE];
-    let mut new_controller_buttons = [(false, 0i32); PROFILE_SIZE];
-    let mut new_controller_axis = [(false, 0i32, 0); PROFILE_SIZE];
+    let mut new_keys = [ui::config::InputKeyButton {
+        enabled: false,
+        id: 0,
+    }; PROFILE_SIZE];
+    let mut new_joystick_buttons = [ui::config::InputKeyButton {
+        enabled: false,
+        id: 0,
+    }; PROFILE_SIZE];
+    let mut new_joystick_hat = [ui::config::InputJoystickHat {
+        enabled: false,
+        id: 0,
+        direction: 0,
+    }; PROFILE_SIZE];
+    let mut new_joystick_axis = [ui::config::InputControllerAxis {
+        enabled: false,
+        id: 0,
+        axis: 0,
+    }; PROFILE_SIZE];
+    let mut new_controller_buttons = [ui::config::InputKeyButton {
+        enabled: false,
+        id: 0,
+    }; PROFILE_SIZE];
+    let mut new_controller_axis = [ui::config::InputControllerAxis {
+        enabled: false,
+        id: 0,
+        axis: 0,
+    }; PROFILE_SIZE];
 
-    let mut last_joystick_axis_result = (false, 0, 0);
+    let mut last_joystick_axis_result = ui::config::InputControllerAxis {
+        enabled: false,
+        id: 0,
+        axis: 0,
+    };
     for (key, value) in key_labels.iter() {
         let mut event: sdl3_sys::events::SDL_Event = Default::default();
         while unsafe { sdl3_sys::events::SDL_PollEvent(&mut event) } {} // clear events
@@ -514,19 +559,34 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
                     close_controllers(open_joysticks, open_controllers);
                     return;
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_KEY_DOWN) {
-                    new_keys[*value] = (true, i32::from(unsafe { event.key.scancode }));
-                    key_set = true
+                    if unsafe {
+                        !event.key.repeat
+                            && event.key.scancode != sdl3_sys::scancode::SDL_SCANCODE_LALT
+                            && event.key.scancode != sdl3_sys::scancode::SDL_SCANCODE_RALT
+                    } {
+                        new_keys[*value] = ui::config::InputKeyButton {
+                            enabled: true,
+                            id: i32::from(unsafe { event.key.scancode }),
+                        };
+                        key_set = true
+                    }
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_GAMEPAD_BUTTON_DOWN) {
                     if !open_controllers.is_empty() {
-                        new_controller_buttons[*value] =
-                            (true, i32::from(unsafe { event.gbutton.button }));
+                        new_controller_buttons[*value] = ui::config::InputKeyButton {
+                            enabled: true,
+                            id: i32::from(unsafe { event.gbutton.button }),
+                        };
                         key_set = true
                     }
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_GAMEPAD_AXIS_MOTION) {
                     let axis_value = unsafe { event.gaxis.value };
                     let axis = unsafe { event.gaxis.axis };
                     if !open_controllers.is_empty() && axis_value.saturating_abs() > i16::MAX / 2 {
-                        let result = (true, axis as i32, axis_value / axis_value.saturating_abs());
+                        let result = ui::config::InputControllerAxis {
+                            enabled: true,
+                            id: axis as i32,
+                            axis: axis_value / axis_value.saturating_abs(),
+                        };
                         if result != last_joystick_axis_result {
                             new_controller_axis[*value] = result;
                             last_joystick_axis_result = result;
@@ -536,15 +596,21 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_JOYSTICK_BUTTON_DOWN)
                 {
                     if !open_joysticks.is_empty() {
-                        new_joystick_buttons[*value] =
-                            (true, i32::from(unsafe { event.jbutton.button }));
+                        new_joystick_buttons[*value] = ui::config::InputKeyButton {
+                            enabled: true,
+                            id: i32::from(unsafe { event.jbutton.button }),
+                        };
                         key_set = true
                     }
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_JOYSTICK_HAT_MOTION) {
                     let state = unsafe { event.jhat.value };
                     let hat = unsafe { event.jhat.hat };
                     if !open_joysticks.is_empty() && state != sdl3_sys::joystick::SDL_HAT_CENTERED {
-                        new_joystick_hat[*value] = (true, hat as i32, state);
+                        new_joystick_hat[*value] = ui::config::InputJoystickHat {
+                            enabled: true,
+                            id: hat as i32,
+                            direction: state,
+                        };
                         key_set = true
                     }
                 } else if event_type == u32::from(sdl3_sys::events::SDL_EVENT_JOYSTICK_AXIS_MOTION)
@@ -552,7 +618,11 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
                     let axis_value = unsafe { event.jaxis.value };
                     let axis = unsafe { event.jaxis.axis };
                     if !open_joysticks.is_empty() && axis_value.saturating_abs() > i16::MAX / 2 {
-                        let result = (true, axis as i32, axis_value / axis_value.saturating_abs());
+                        let result = ui::config::InputControllerAxis {
+                            enabled: true,
+                            id: axis as i32,
+                            axis: axis_value / axis_value.saturating_abs(),
+                        };
                         if result != last_joystick_axis_result {
                             new_joystick_axis[*value] = result;
                             last_joystick_axis_result = result;
@@ -584,141 +654,228 @@ pub fn configure_input_profile(ui: &mut ui::Ui, profile: String, dinput: bool) {
 }
 
 pub fn get_default_profile() -> ui::config::InputProfile {
-    let mut default_controller_buttons = [(false, 0); PROFILE_SIZE];
-    let mut default_controller_axis = [(false, 0, 0); PROFILE_SIZE];
-    let mut default_keys = [(false, 0); PROFILE_SIZE];
-    default_keys[R_DPAD] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_D));
-    default_keys[L_DPAD] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_A));
-    default_keys[D_DPAD] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_S));
-    default_keys[U_DPAD] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_W));
-    default_keys[START_BUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_RETURN));
-    default_keys[Z_TRIG] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_Z));
-    default_keys[B_BUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_LCTRL));
-    default_keys[A_BUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_LSHIFT));
-    default_keys[R_CBUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_L));
-    default_keys[L_CBUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_J));
-    default_keys[D_CBUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_K));
-    default_keys[U_CBUTTON] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_I));
-    default_keys[R_TRIG] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_C));
-    default_keys[L_TRIG] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_X));
-    default_keys[AXIS_LEFT] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_LEFT));
-    default_keys[AXIS_RIGHT] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_RIGHT));
-    default_keys[AXIS_UP] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_UP));
-    default_keys[AXIS_DOWN] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_DOWN));
-    default_keys[CHANGE_PAK] = (true, i32::from(sdl3_sys::scancode::SDL_SCANCODE_COMMA));
+    let mut default_controller_buttons = [ui::config::InputKeyButton {
+        enabled: false,
+        id: 0,
+    }; PROFILE_SIZE];
+    let mut default_controller_axis = [ui::config::InputControllerAxis {
+        enabled: false,
+        id: 0,
+        axis: 0,
+    }; PROFILE_SIZE];
+    let mut default_keys = [ui::config::InputKeyButton {
+        enabled: false,
+        id: 0,
+    }; PROFILE_SIZE];
+    default_keys[R_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_D),
+    };
+    default_keys[L_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_A),
+    };
+    default_keys[D_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_S),
+    };
+    default_keys[U_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_W),
+    };
+    default_keys[START_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_RETURN),
+    };
+    default_keys[Z_TRIG] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_Z),
+    };
+    default_keys[B_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_LCTRL),
+    };
+    default_keys[A_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_LSHIFT),
+    };
+    default_keys[R_CBUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_L),
+    };
+    default_keys[L_CBUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_J),
+    };
+    default_keys[D_CBUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_K),
+    };
+    default_keys[U_CBUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_I),
+    };
+    default_keys[R_TRIG] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_C),
+    };
+    default_keys[L_TRIG] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_X),
+    };
+    default_keys[AXIS_LEFT] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_LEFT),
+    };
+    default_keys[AXIS_RIGHT] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_RIGHT),
+    };
+    default_keys[AXIS_UP] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_UP),
+    };
+    default_keys[AXIS_DOWN] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_DOWN),
+    };
+    default_keys[CHANGE_PAK] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::scancode::SDL_SCANCODE_COMMA),
+    };
 
-    default_controller_buttons[R_DPAD] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_RIGHT),
-    );
-    default_controller_buttons[L_DPAD] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_LEFT),
-    );
-    default_controller_buttons[D_DPAD] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_DOWN),
-    );
-    default_controller_buttons[U_DPAD] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_UP),
-    );
-    default_controller_buttons[START_BUTTON] =
-        (true, i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_START));
-    default_controller_axis[Z_TRIG] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFT_TRIGGER),
-        1,
-    );
-    default_controller_buttons[B_BUTTON] =
-        (true, i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_WEST));
-    default_controller_buttons[A_BUTTON] =
-        (true, i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_SOUTH));
-    default_controller_axis[R_CBUTTON] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTX),
-        1,
-    );
-    default_controller_axis[L_CBUTTON] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTX),
-        -1,
-    );
-    default_controller_axis[D_CBUTTON] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTY),
-        1,
-    );
-    default_controller_axis[U_CBUTTON] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTY),
-        -1,
-    );
-    default_controller_buttons[R_TRIG] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER),
-    );
-    default_controller_buttons[L_TRIG] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_LEFT_SHOULDER),
-    );
-    default_controller_axis[AXIS_LEFT] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTX),
-        -1,
-    );
-    default_controller_axis[AXIS_RIGHT] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTX),
-        1,
-    );
-    default_controller_axis[AXIS_UP] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTY),
-        -1,
-    );
-    default_controller_axis[AXIS_DOWN] = (
-        true,
-        i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTY),
-        1,
-    );
-    default_controller_buttons[CHANGE_PAK] =
-        (true, i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_BACK));
+    default_controller_buttons[R_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_RIGHT),
+    };
+    default_controller_buttons[L_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_LEFT),
+    };
+    default_controller_buttons[D_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_DOWN),
+    };
+    default_controller_buttons[U_DPAD] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_DPAD_UP),
+    };
+    default_controller_buttons[START_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_START),
+    };
+    default_controller_axis[Z_TRIG] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFT_TRIGGER),
+        axis: 1,
+    };
+    default_controller_buttons[B_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_WEST),
+    };
+    default_controller_buttons[A_BUTTON] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_SOUTH),
+    };
+    default_controller_axis[R_CBUTTON] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTX),
+        axis: 1,
+    };
+    default_controller_axis[L_CBUTTON] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTX),
+        axis: -1,
+    };
+    default_controller_axis[D_CBUTTON] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTY),
+        axis: 1,
+    };
+    default_controller_axis[U_CBUTTON] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_RIGHTY),
+        axis: -1,
+    };
+    default_controller_buttons[R_TRIG] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER),
+    };
+    default_controller_buttons[L_TRIG] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_LEFT_SHOULDER),
+    };
+    default_controller_axis[AXIS_LEFT] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTX),
+        axis: -1,
+    };
+    default_controller_axis[AXIS_RIGHT] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTX),
+        axis: 1,
+    };
+    default_controller_axis[AXIS_UP] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTY),
+        axis: -1,
+    };
+    default_controller_axis[AXIS_DOWN] = ui::config::InputControllerAxis {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_AXIS_LEFTY),
+        axis: 1,
+    };
+    default_controller_buttons[CHANGE_PAK] = ui::config::InputKeyButton {
+        enabled: true,
+        id: i32::from(sdl3_sys::gamepad::SDL_GAMEPAD_BUTTON_BACK),
+    };
 
     ui::config::InputProfile {
         keys: default_keys,
         controller_buttons: default_controller_buttons,
         controller_axis: default_controller_axis,
-        joystick_buttons: Default::default(),
-        joystick_hat: Default::default(),
-        joystick_axis: Default::default(),
+        joystick_buttons: [ui::config::InputKeyButton {
+            enabled: false,
+            id: 0,
+        }; PROFILE_SIZE],
+        joystick_hat: [ui::config::InputJoystickHat {
+            enabled: false,
+            id: 0,
+            direction: 0,
+        }; PROFILE_SIZE],
+        joystick_axis: [ui::config::InputControllerAxis {
+            enabled: false,
+            id: 0,
+            axis: 0,
+        }; PROFILE_SIZE],
         dinput: false,
     }
 }
 
 pub fn init(ui: &mut ui::Ui) {
-    ui.keyboard_state = unsafe { sdl3_sys::keyboard::SDL_GetKeyboardState(std::ptr::null_mut()) };
-    if ui.keyboard_state.is_null() {
+    ui.input.keyboard_state =
+        unsafe { sdl3_sys::keyboard::SDL_GetKeyboardState(std::ptr::null_mut()) };
+    if ui.input.keyboard_state.is_null() {
         panic!("Could not get keyboard state");
     }
 
     let mut taken = [false; 4];
     for i in 0..4 {
         let controller_assignment = &ui.config.input.controller_assignment[i];
-        if controller_assignment.is_some() {
+        if controller_assignment.is_some() && ui.config.input.controller_enabled[i] {
             let mut joystick_id = 0;
             let assigned_path = controller_assignment.as_ref().unwrap();
 
-            for offset in 0..ui.num_joysticks as isize {
+            for offset in 0..ui.input.num_joysticks as isize {
                 let path = unsafe {
                     std::ffi::CStr::from_ptr(sdl3_sys::joystick::SDL_GetJoystickPathForID(
-                        *(ui.joysticks.offset(offset)),
+                        *(ui.input.joysticks.offset(offset)),
                     ))
                     .to_string_lossy()
                     .to_string()
                 };
                 if path == *assigned_path && !taken[offset as usize] {
-                    joystick_id = unsafe { *(ui.joysticks.offset(offset)) };
+                    joystick_id = unsafe { *(ui.input.joysticks.offset(offset)) };
                     taken[offset as usize] = true;
                     break;
                 }
@@ -733,13 +890,13 @@ pub fn init(ui: &mut ui::Ui) {
                     if gamepad.is_null() {
                         println!("could not connect gamepad: {}", joystick_id)
                     } else {
-                        ui.controllers[i].game_controller = gamepad;
+                        ui.input.controllers[i].game_controller = gamepad;
                         let properties =
                             unsafe { sdl3_sys::gamepad::SDL_GetGamepadProperties(gamepad) };
                         if properties == 0 {
                             println!("could not get gamepad properties");
                         }
-                        ui.controllers[i].rumble = unsafe {
+                        ui.input.controllers[i].rumble = unsafe {
                             sdl3_sys::properties::SDL_GetBooleanProperty(
                                 properties,
                                 sdl3_sys::gamepad::SDL_PROP_GAMEPAD_CAP_RUMBLE_BOOLEAN,
@@ -752,13 +909,13 @@ pub fn init(ui: &mut ui::Ui) {
                     if joystick.is_null() {
                         println!("could not connect joystick: {}", joystick_id)
                     } else {
-                        ui.controllers[i].joystick = joystick;
+                        ui.input.controllers[i].joystick = joystick;
                         let properties =
                             unsafe { sdl3_sys::joystick::SDL_GetJoystickProperties(joystick) };
                         if properties == 0 {
                             println!("could not get joystick properties");
                         }
-                        ui.controllers[i].rumble = unsafe {
+                        ui.input.controllers[i].rumble = unsafe {
                             sdl3_sys::properties::SDL_GetBooleanProperty(
                                 properties,
                                 sdl3_sys::joystick::SDL_PROP_JOYSTICK_CAP_RUMBLE_BOOLEAN,
@@ -775,7 +932,7 @@ pub fn init(ui: &mut ui::Ui) {
 }
 
 pub fn close(ui: &mut ui::Ui) {
-    for controller in ui.controllers.iter_mut() {
+    for controller in ui.input.controllers.iter_mut() {
         if !controller.joystick.is_null() {
             unsafe { sdl3_sys::joystick::SDL_CloseJoystick(controller.joystick) }
             controller.joystick = std::ptr::null_mut();

src/ui/storage.rs

@@ -1,4 +1,4 @@
-use crate::{netplay, ui};
+use crate::{device, netplay, ui};
 use std::io::Read;
 use std::io::Write;
 
@@ -25,14 +25,27 @@ pub struct Paths {
 
 // the bool indicates whether the save has been written to
 // if that is the case, it will be flushed to the disk when the program closes
+#[derive(serde::Serialize, serde::Deserialize)]
+pub struct Save {
+    pub data: Vec<u8>,
+    pub written: bool,
+}
+
+#[derive(serde::Serialize, serde::Deserialize)]
+pub struct RomSave {
+    pub data: std::collections::HashMap<u32, u8>,
+    pub written: bool,
+}
+
 #[derive(serde::Serialize, serde::Deserialize)]
 pub struct Saves {
-    pub eeprom: (Vec<u8>, bool),
-    pub sram: (Vec<u8>, bool),
-    pub flash: (Vec<u8>, bool),
-    pub mempak: (Vec<u8>, bool),
-    pub sdcard: (Vec<u8>, bool),
-    pub romsave: (std::collections::HashMap<u32, u8>, bool),
+    pub eeprom: Save,
+    pub sram: Save,
+    pub flash: Save,
+    pub mempak: Save,
+    pub sdcard: Save,
+    pub romsave: RomSave,
+    pub write_to_disk: bool,
 }
 
 fn get_save_type(rom: &[u8], game_id: &str) -> Vec<SaveTypes> {
@@ -121,7 +134,7 @@ pub fn get_game_name(rom: &[u8]) -> String {
 }
 
 pub fn init(ui: &mut ui::Ui, rom: &[u8]) {
-    ui.save_type = get_save_type(rom, &ui.game_id);
+    ui.storage.save_type = get_save_type(rom, &ui.game_id);
 
     let saves_path = ui.dirs.data_dir.join("saves");
 
@@ -135,67 +148,78 @@ pub fn init(ui: &mut ui::Ui, rom: &[u8]) {
         &game_name
     };
 
-    ui.paths.eep_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.eep_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .eep_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".eep");
 
-    ui.paths.sra_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.sra_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .sra_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".sra");
 
-    ui.paths.fla_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.fla_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .fla_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".fla");
 
-    ui.paths.pak_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.pak_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .pak_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".mpk");
 
-    ui.paths.sdcard_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.sdcard_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .sdcard_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".img");
 
-    ui.paths.romsave_file_path.clone_from(&saves_path);
-    ui.paths
+    ui.storage.paths.romsave_file_path.clone_from(&saves_path);
+    ui.storage
+        .paths
         .romsave_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".romsave");
 
-    ui.paths.savestate_file_path.clone_from(&states_path);
-    ui.paths
+    ui.storage
+        .paths
+        .savestate_file_path
+        .clone_from(&states_path);
+    ui.storage
+        .paths
         .savestate_file_path
         .push(prefix.to_owned() + "-" + &ui.game_hash + ".state");
 }
 
 pub fn load_saves(ui: &mut ui::Ui, netplay: &mut Option<netplay::Netplay>) {
     if netplay.is_none() || netplay.as_ref().unwrap().player_number == 0 {
-        let eep = std::fs::read(&mut ui.paths.eep_file_path);
+        let eep = std::fs::read(&mut ui.storage.paths.eep_file_path);
         if eep.is_ok() {
-            ui.saves.eeprom.0 = eep.unwrap();
+            ui.storage.saves.eeprom.data = eep.unwrap();
         }
-        let sra = std::fs::read(&mut ui.paths.sra_file_path);
+        let sra = std::fs::read(&mut ui.storage.paths.sra_file_path);
         if sra.is_ok() {
-            ui.saves.sram.0 = sra.unwrap();
+            ui.storage.saves.sram.data = sra.unwrap();
         }
-        let fla = std::fs::read(&mut ui.paths.fla_file_path);
+        let fla = std::fs::read(&mut ui.storage.paths.fla_file_path);
         if fla.is_ok() {
-            ui.saves.flash.0 = fla.unwrap();
+            ui.storage.saves.flash.data = fla.unwrap();
         }
-        let mempak = std::fs::read(&mut ui.paths.pak_file_path);
+        let mempak = std::fs::read(&mut ui.storage.paths.pak_file_path);
         if mempak.is_ok() {
-            ui.saves.mempak.0 = mempak.unwrap();
+            ui.storage.saves.mempak.data = mempak.unwrap();
         }
-        let sdcard = std::fs::read(&mut ui.paths.sdcard_file_path);
+        let sdcard = std::fs::read(&mut ui.storage.paths.sdcard_file_path);
         if sdcard.is_ok() {
-            ui.saves.sdcard.0 = sdcard.unwrap();
+            ui.storage.saves.sdcard.data = sdcard.unwrap();
         }
-        let romsave = std::fs::read(&mut ui.paths.romsave_file_path);
+        let romsave = std::fs::read(&mut ui.storage.paths.romsave_file_path);
         if romsave.is_ok() {
-            ui.saves.romsave.0 = postcard::from_bytes(romsave.unwrap().as_ref()).unwrap();
+            ui.storage.saves.romsave.data =
+                postcard::from_bytes(romsave.unwrap().as_ref()).unwrap();
         }
     }
 
@@ -204,31 +228,31 @@ pub fn load_saves(ui: &mut ui::Ui, netplay: &mut Option<netplay::Netplay>) {
             netplay::send_save(
                 netplay.as_mut().unwrap(),
                 "eep",
-                &ui.saves.eeprom.0,
-                ui.saves.eeprom.0.len(),
+                &ui.storage.saves.eeprom.data,
+                ui.storage.saves.eeprom.data.len(),
             );
             netplay::send_save(
                 netplay.as_mut().unwrap(),
                 "sra",
-                &ui.saves.sram.0,
-                ui.saves.sram.0.len(),
+                &ui.storage.saves.sram.data,
+                ui.storage.saves.sram.data.len(),
             );
             netplay::send_save(
                 netplay.as_mut().unwrap(),
                 "fla",
-                &ui.saves.flash.0,
-                ui.saves.flash.0.len(),
+                &ui.storage.saves.flash.data,
+                ui.storage.saves.flash.data.len(),
             );
             netplay::send_save(
                 netplay.as_mut().unwrap(),
                 "mpk",
-                &ui.saves.mempak.0,
-                ui.saves.mempak.0.len(),
+                &ui.storage.saves.mempak.data,
+                ui.storage.saves.mempak.data.len(),
             );
 
             let mut compressed_sd = Vec::new();
-            if !ui.saves.sdcard.0.is_empty() {
-                compressed_sd = compress_file(&[(&ui.saves.sdcard.0, "save")]);
+            if !ui.storage.saves.sdcard.data.is_empty() {
+                compressed_sd = compress_file(&[(&ui.storage.saves.sdcard.data, "save")]);
             }
             netplay::send_save(
                 netplay.as_mut().unwrap(),
@@ -238,9 +262,11 @@ pub fn load_saves(ui: &mut ui::Ui, netplay: &mut Option<netplay::Netplay>) {
             );
 
             let mut compressed_romsave = Vec::new();
-            if !ui.saves.romsave.0.is_empty() {
-                compressed_romsave =
-                    compress_file(&[(&postcard::to_stdvec(&ui.saves.romsave.0).unwrap(), "save")]);
+            if !ui.storage.saves.romsave.data.is_empty() {
+                compressed_romsave = compress_file(&[(
+                    &postcard::to_stdvec(&ui.storage.saves.romsave.data).unwrap(),
+                    "save",
+                )]);
             }
             netplay::send_save(
                 netplay.as_mut().unwrap(),
@@ -249,22 +275,38 @@ pub fn load_saves(ui: &mut ui::Ui, netplay: &mut Option<netplay::Netplay>) {
                 compressed_romsave.len(),
             );
         } else {
-            netplay::receive_save(netplay.as_mut().unwrap(), "eep", &mut ui.saves.eeprom.0);
-            netplay::receive_save(netplay.as_mut().unwrap(), "sra", &mut ui.saves.sram.0);
-            netplay::receive_save(netplay.as_mut().unwrap(), "fla", &mut ui.saves.flash.0);
-            netplay::receive_save(netplay.as_mut().unwrap(), "mpk", &mut ui.saves.mempak.0);
+            netplay::receive_save(
+                netplay.as_mut().unwrap(),
+                "eep",
+                &mut ui.storage.saves.eeprom.data,
+            );
+            netplay::receive_save(
+                netplay.as_mut().unwrap(),
+                "sra",
+                &mut ui.storage.saves.sram.data,
+            );
+            netplay::receive_save(
+                netplay.as_mut().unwrap(),
+                "fla",
+                &mut ui.storage.saves.flash.data,
+            );
+            netplay::receive_save(
+                netplay.as_mut().unwrap(),
+                "mpk",
+                &mut ui.storage.saves.mempak.data,
+            );
 
             let mut compressed_sd = Vec::new();
             netplay::receive_save(netplay.as_mut().unwrap(), "img", &mut compressed_sd);
             if !compressed_sd.is_empty() {
-                ui.saves.sdcard.0 = decompress_file(&compressed_sd, "save");
+                ui.storage.saves.sdcard.data = decompress_file(&compressed_sd, "save");
             }
 
             let mut compressed_romsave = Vec::new();
             netplay::receive_save(netplay.as_mut().unwrap(), "rom", &mut compressed_romsave);
             if !compressed_romsave.is_empty() {
                 let romsave_bytes = decompress_file(&compressed_romsave, "save");
-                ui.saves.romsave.0 = postcard::from_bytes(&romsave_bytes).unwrap();
+                ui.storage.saves.romsave.data = postcard::from_bytes(&romsave_bytes).unwrap();
             }
         }
     }
@@ -299,29 +341,66 @@ pub fn compress_file(data: &[(&[u8], &str)]) -> Vec<u8> {
 }
 
 fn write_rom_save(ui: &ui::Ui) {
-    let data = postcard::to_stdvec(&ui.saves.romsave.0).unwrap();
-    std::fs::write(ui.paths.romsave_file_path.clone(), data).unwrap();
+    let data = postcard::to_stdvec(&ui.storage.saves.romsave.data).unwrap();
+    std::fs::write(ui.storage.paths.romsave_file_path.clone(), data).unwrap();
 }
 
-pub fn write_saves(ui: &ui::Ui, netplay: &Option<netplay::Netplay>) {
-    if netplay.is_none() || netplay.as_ref().unwrap().player_number == 0 {
-        if ui.saves.eeprom.1 {
-            write_save(ui, SaveTypes::Eeprom16k)
+fn writeback_sdcard(device: &mut device::Device) {
+    let length;
+    let save_data: &[u8];
+    if device.ui.storage.saves.eeprom.written {
+        if device
+            .ui
+            .storage
+            .save_type
+            .contains(&ui::storage::SaveTypes::Eeprom4k)
+        {
+            length = 1;
+        } else {
+            length = 4;
         }
-        if ui.saves.sram.1 {
-            write_save(ui, SaveTypes::Sram)
+        save_data = device.ui.storage.saves.eeprom.data.as_ref();
+    } else if device.ui.storage.saves.sram.written {
+        length = device.ui.storage.saves.sram.data.len() / 512;
+        save_data = device.ui.storage.saves.sram.data.as_ref();
+    } else if device.ui.storage.saves.flash.written {
+        length = device.ui.storage.saves.flash.data.len() / 512;
+        save_data = device.ui.storage.saves.flash.data.as_ref();
+    } else {
+        return;
+    }
+
+    for i in 0..length {
+        let offset = device.cart.sc64.writeback_sector[i] as usize * 512;
+        device.ui.storage.saves.sdcard.data[offset..offset + 512]
+            .copy_from_slice(&save_data[i * 512..(i + 1) * 512]);
+    }
+    device.ui.storage.saves.sdcard.written = true;
+}
+
+pub fn write_saves(device: &mut device::Device) {
+    if device.netplay.is_none() || device.netplay.as_ref().unwrap().player_number == 0 {
+        if device.ui.storage.saves.write_to_disk {
+            if device.ui.storage.saves.eeprom.written {
+                write_save(&device.ui, SaveTypes::Eeprom16k)
+            }
+            if device.ui.storage.saves.sram.written {
+                write_save(&device.ui, SaveTypes::Sram)
+            }
+            if device.ui.storage.saves.flash.written {
+                write_save(&device.ui, SaveTypes::Flash)
+            }
+            if device.ui.storage.saves.romsave.written {
+                write_save(&device.ui, SaveTypes::Romsave)
+            }
+        } else {
+            writeback_sdcard(device)
         }
-        if ui.saves.flash.1 {
-            write_save(ui, SaveTypes::Flash)
+        if device.ui.storage.saves.mempak.written {
+            write_save(&device.ui, SaveTypes::Mempak)
         }
-        if ui.saves.mempak.1 {
-            write_save(ui, SaveTypes::Mempak)
-        }
-        if ui.saves.sdcard.1 {
-            write_save(ui, SaveTypes::Sdcard)
-        }
-        if ui.saves.romsave.1 {
-            write_save(ui, SaveTypes::Romsave)
+        if device.ui.storage.saves.sdcard.written {
+            write_save(&device.ui, SaveTypes::Sdcard)
         }
     }
 }
@@ -331,24 +410,24 @@ fn write_save(ui: &ui::Ui, save_type: SaveTypes) {
     let data: &Vec<u8>;
     match save_type {
         SaveTypes::Eeprom4k | SaveTypes::Eeprom16k => {
-            path = ui.paths.eep_file_path.as_ref();
-            data = ui.saves.eeprom.0.as_ref();
+            path = ui.storage.paths.eep_file_path.as_ref();
+            data = ui.storage.saves.eeprom.data.as_ref();
         }
         SaveTypes::Sram => {
-            path = ui.paths.sra_file_path.as_ref();
-            data = ui.saves.sram.0.as_ref();
+            path = ui.storage.paths.sra_file_path.as_ref();
+            data = ui.storage.saves.sram.data.as_ref();
         }
         SaveTypes::Flash => {
-            path = ui.paths.fla_file_path.as_ref();
-            data = ui.saves.flash.0.as_ref();
+            path = ui.storage.paths.fla_file_path.as_ref();
+            data = ui.storage.saves.flash.data.as_ref();
         }
         SaveTypes::Mempak => {
-            path = ui.paths.pak_file_path.as_ref();
-            data = ui.saves.mempak.0.as_ref();
+            path = ui.storage.paths.pak_file_path.as_ref();
+            data = ui.storage.saves.mempak.data.as_ref();
         }
         SaveTypes::Sdcard => {
-            path = ui.paths.sdcard_file_path.as_ref();
-            data = ui.saves.sdcard.0.as_ref();
+            path = ui.storage.paths.sdcard_file_path.as_ref();
+            data = ui.storage.saves.sdcard.data.as_ref();
         }
         SaveTypes::Romsave => {
             write_rom_save(ui);

src/ui/video.rs

@@ -7,22 +7,41 @@ pub fn init(device: &mut device::Device) {
 
     let title = std::ffi::CString::new("gopher64").unwrap();
 
-    let mut flags = sdl3_sys::video::SDL_WINDOW_VULKAN;
+    let mut flags = sdl3_sys::video::SDL_WINDOW_VULKAN
+        | sdl3_sys::video::SDL_WINDOW_RESIZABLE
+        | sdl3_sys::video::SDL_WINDOW_INPUT_FOCUS;
 
-    if device.ui.fullscreen {
+    if device.ui.video.fullscreen {
         flags |= sdl3_sys::video::SDL_WINDOW_FULLSCREEN;
-    } else {
-        flags |= sdl3_sys::video::SDL_WINDOW_RESIZABLE;
     }
 
-    device.ui.window =
-        unsafe { sdl3_sys::video::SDL_CreateWindow(title.as_ptr(), 640, 480, flags) };
-    if device.ui.window.is_null() {
+    let window_width;
+    let window_height;
+    if device.cart.pal {
+        window_width = if device.ui.config.video.widescreen {
+            1024
+        } else {
+            768
+        };
+        window_height = 576;
+    } else {
+        window_width = if device.ui.config.video.widescreen {
+            852
+        } else {
+            640
+        };
+        window_height = 480;
+    }
+    device.ui.video.window = unsafe {
+        sdl3_sys::video::SDL_CreateWindow(title.as_ptr(), window_width, window_height, flags)
+    };
+    if device.ui.video.window.is_null() {
         panic!("Could not create window");
     }
-    if !unsafe { sdl3_sys::video::SDL_ShowWindow(device.ui.window) } {
+    if !unsafe { sdl3_sys::video::SDL_ShowWindow(device.ui.video.window) } {
         panic!("Could not show window");
     }
+    unsafe { sdl3_sys::everything::SDL_HideCursor() };
 
     let gfx_info = GFX_INFO {
         RDRAM: device.rdram.mem.as_mut_ptr(),
@@ -32,23 +51,21 @@ pub fn init(device: &mut device::Device) {
         DPC_START_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_START_REG as usize],
         DPC_END_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_END_REG as usize],
         DPC_STATUS_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_STATUS_REG as usize],
+        PAL: device.cart.pal,
+        widescreen: device.ui.config.video.widescreen,
+        fullscreen: device.ui.video.fullscreen,
+        integer_scaling: device.ui.config.video.integer_scaling,
+        upscale: device.ui.config.video.upscale,
+        crt: device.ui.config.video.crt,
     };
 
-    unsafe {
-        rdp_init(
-            device.ui.window as *mut std::ffi::c_void,
-            gfx_info,
-            device.ui.config.video.upscale,
-            device.ui.config.video.integer_scaling,
-            device.ui.fullscreen,
-        )
-    }
+    unsafe { rdp_init(device.ui.video.window as *mut std::ffi::c_void, gfx_info) }
 }
 
 pub fn close(ui: &ui::Ui) {
     unsafe {
         rdp_close();
-        sdl3_sys::video::SDL_DestroyWindow(ui.window);
+        sdl3_sys::video::SDL_DestroyWindow(ui.video.window);
     }
 }
 
@@ -57,6 +74,14 @@ pub fn update_screen() {
     unsafe { rdp_update_screen() }
 }
 
+pub fn check_framebuffers(address: u32) {
+    unsafe { rdp_check_framebuffers(address) }
+}
+
+pub fn full_sync() {
+    unsafe { rdp_full_sync() }
+}
+
 pub fn load_state(device: &mut device::Device) {
     let gfx_info = GFX_INFO {
         RDRAM: device.rdram.mem.as_mut_ptr(),
@@ -66,9 +91,15 @@ pub fn load_state(device: &mut device::Device) {
         DPC_START_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_START_REG as usize],
         DPC_END_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_END_REG as usize],
         DPC_STATUS_REG: &mut device.rdp.regs_dpc[device::rdp::DPC_STATUS_REG as usize],
+        PAL: device.cart.pal,
+        widescreen: device.ui.config.video.widescreen,
+        fullscreen: device.ui.video.fullscreen,
+        integer_scaling: device.ui.config.video.integer_scaling,
+        upscale: device.ui.config.video.upscale,
+        crt: device.ui.config.video.crt,
     };
     unsafe {
-        rdp_new_processor(gfx_info, device.ui.config.video.upscale);
+        rdp_new_processor(gfx_info);
     }
 }
 
@@ -81,6 +112,7 @@ pub fn check_callback(device: &mut device::Device) {
         } else if callback.load_state {
             device.load_state = true;
         }
+        device.vi.enable_speed_limiter = callback.enable_speedlimiter;
     }
 }