Register loaders during asset preprocessing

.gitea/workflows/ci.yml

@@ -65,11 +65,6 @@ jobs:
           echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
           "$HOME/.cargo/bin/rustup" toolchain install nightly-2026-09-14 --profile minimal
 
-      - name: Install Windows build tooling
-        run: |
-          "$HOME/.cargo/bin/rustup" target add x86_64-pc-windows-msvc --toolchain nightly-2026-09-14
-          "$HOME/.cargo/bin/cargo" install cargo-xwin --locked
-
       - name: Cache production Rust dependencies and build artifacts
         uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
@@ -81,7 +76,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install --no-install-recommends -y \
-            clang-19 \
+            clang \
             libasound2-dev \
             libudev-dev \
             libusb-1.0-0-dev \
@@ -89,15 +84,9 @@ jobs:
             libx11-dev \
             libxkbcommon-dev \
             libxkbcommon-x11-0 \
-            lld-19 \
-            llvm-19 \
             mesa-vulkan-drivers \
             mold \
             pkg-config
-          sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-19 100
-          sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-19 100
-          echo "/usr/lib/llvm-19/bin" >> "$GITHUB_PATH"
-          rm -f "$HOME/.cache/cargo-xwin/clang-cl"
 
       - name: Preprocess assets
         run: cargo run --locked --bin process-assets --no-default-features --features debug_features -j 4
@@ -105,11 +94,6 @@ jobs:
       - name: Build production binary
         run: cargo build --locked --profile production --no-default-features --features debug_features -j 4
 
-      - name: Build Windows production binary
-        run: |
-          clang --version
-          cargo xwin build --locked --target x86_64-pc-windows-msvc --profile production --no-default-features --features debug_features -j 4 --bin shinespark
-
       - name: Verify production binary is not Bevy/Rust dynamically linked
         run: |
           ! readelf -d target/production/shinespark | grep -E 'libbevy_dylib|libstd-.*\.so'
@@ -117,10 +101,10 @@ jobs:
       - name: Package Linux Steam depot
         if: github.event_name == 'push' && github.ref == 'refs/heads/master'
         run: |
-          mkdir -p build/game
+          mkdir -p build/linux
-          cp target/production/shinespark build/game/shinespark
+          cp target/production/shinespark build/linux/shinespark
-          cp target/x86_64-pc-windows-msvc/production/shinespark.exe build/game/shinespark.exe
+          cp -R assets build/linux/assets
-          cp -R imported_assets build/game/imported_assets
+          cp -R imported_assets build/linux/imported_assets
 
       - if: github.event_name == 'push' && github.ref == 'refs/heads/master'
         uses: CyberAndrii/steam-totp@v1
@@ -139,5 +123,5 @@ jobs:
           appId: 3409670
           buildDescription: ${{ github.sha }}
           rootPath: build
-          depot1Path: game
+          depot1Path: linux
           releaseBranch: master

.gitignore

@@ -10,7 +10,3 @@ imported_assets
 *_old.glb
 /replay.json
 *.replay.tmp
-
-# Python debugger formatter tests
-__pycache__/
-*.pyc

Cargo.lock

@@ -94,6 +94,12 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
+[[package]]
+name = "adler32"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aae1277d39aeec15cb388266ecc24b11c80469deae6067e17a1a7aa9e5c1f234"
+
 [[package]]
 name = "ahash"
 version = "0.8.12"
@@ -3202,6 +3208,16 @@ dependencies = [
  "windows-sys 0.60.2",
 ]
 
+[[package]]
+name = "filetime"
+version = "0.2.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c287a33c7f0a620c38e641e7f60827713987b3c0f26e8ddc9462cc69cf75759"
+dependencies = [
+ "cfg-if",
+ "libc",
+]
+
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.9"
@@ -3418,9 +3434,9 @@ dependencies = [
 
 [[package]]
 name = "gc-adapter-neo"
-version = "1.1.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8d3e10c6c4b928cb559f641765ebaa40f5f099bf51bc0227af7431859f8bd84"
+checksum = "120a5b3858ae854c4674ae41a38173e8ea04b814fb3212fd3bdd1b04d414a9d7"
 dependencies = [
  "binread",
  "modular-bitfield",
@@ -4250,6 +4266,26 @@ version = "0.2.189"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3eaf3ede3fee6db1a4c2ee091bf8a8b4dccdc6d17f656fb07896ee72867612f2"
 
+[[package]]
+name = "libflate"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5ff4ae71b685bbad2f2f391fe74f6b7659a34871c08b210fdc039e43bee07d18"
+dependencies = [
+ "adler32",
+ "crc32fast",
+ "libflate_lz77",
+]
+
+[[package]]
+name = "libflate_lz77"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a52d3a8bfc85f250440e4424db7d857e241a3aebbbe301f3eb606ab15c39acbf"
+dependencies = [
+ "rle-decode-fast",
+]
+
 [[package]]
 name = "libloading"
 version = "0.8.9"
@@ -4290,13 +4326,15 @@ dependencies = [
 
 [[package]]
 name = "libusb1-sys"
-version = "0.7.0"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da050ade7ac4ff1ba5379af847a10a10a8e284181e060105bf8d86960ce9ce0f"
+checksum = "be241693102a24766d0b8526c8988771edac2842630d7e730f8e9fbc014f3703"
 dependencies = [
  "cc",
  "libc",
+ "libflate",
  "pkg-config",
+ "tar",
  "vcpkg",
 ]
 
@@ -5802,6 +5840,12 @@ dependencies = [
  "syn 2.0.119",
 ]
 
+[[package]]
+name = "rle-decode-fast"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3582f63211428f83597b51b2ddb88e2a91a9d52d12831f9d08f5e624e8977422"
+
 [[package]]
 name = "robust"
 version = "1.2.0"
@@ -5872,9 +5916,9 @@ dependencies = [
 
 [[package]]
 name = "rusb"
-version = "0.9.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab9f9ff05b63a786553a4c02943b74b34a988448671001e9a27e2f0565cc05a4"
+checksum = "f6f32cd45962594f9f8cd4547b5757132715600e2c8840aa9ccd3d1a9ed6fdc6"
 dependencies = [
  "libc",
  "libusb1-sys",
@@ -6082,7 +6126,6 @@ dependencies = [
  "bevy_egui",
  "bevy_ggrs",
  "bincode",
- "blake3",
  "clap",
  "enum_cycling",
  "enum_cycling_derive",
@@ -6452,6 +6495,17 @@ dependencies = [
  "slotmap",
 ]
 
+[[package]]
+name = "tar"
+version = "0.4.46"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6221d9a6003c78398e3b239969f352578258df48c8eb051caadae0015bc840"
+dependencies = [
+ "filetime",
+ "libc",
+ "xattr",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.4.1"
@@ -7857,6 +7911,16 @@ version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea6fc2961e4ef194dcbfe56bb845534d0dc8098940c7e5c012a258bfec6701bd"
 
+[[package]]
+name = "xattr"
+version = "1.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32e45ad4206f6d2479085147f02bc2ef834ac85886624a23575ae137c8aa8156"
+dependencies = [
+ "libc",
+ "rustix 1.1.4",
+]
+
 [[package]]
 name = "xcursor"
 version = "0.3.11"

Cargo.toml

@@ -16,7 +16,6 @@ bevy = { version = "0.19", features = ["asset_processor", "basis-universal", "be
 # Loads the scenes you author in the editor (assets/*.bsn) and builds
 # physics colliders from them. An ordinary dependency; remove it if you
 # stop using authored scenes.
-blake3 = { version = "1.8.5", features = [ "pure" ] }
 thiserror = "2"
 avian3d = "0.7"
 arrayvec = "0.7.8"
@@ -34,7 +33,7 @@ strum = "0.28.0"
 strum_macros = "0.28.0"
 bevy_asset_loader = "0.27.0"
 ron_asset_manager = "0.9.0"
-gc-adapter-neo = { version = "1.1.1", features = ["libusb"] }
+gc-adapter-neo = { version = "1.1.0", features = ["libusb"] }
 rhai = "1.26.0"
 enum_cycling = "0.2.1"
 enum_cycling_derive = "0.2.1"

README.md

@@ -2,15 +2,6 @@
 
 Fancy heavily advanced platform fighting game
 
-## Debugging fixed-point values with lldb
-
-If using CodeLLDB:
-```json
-"preRunCommands": [
-    "command script import ${workspaceFolder}/tools/lldb_fixed.py"
-]
-```
-
 ## Direct P2P Debugging
 
 ```text
@@ -25,9 +16,18 @@ cargo run -- --debug-match --players 2 --local-port 7001 \
 
 ## Production Build
 
+Production builds use the `production` Cargo profile and do not dynamically
+link Bevy or Rust. Development builds retain Bevy dynamic linking for faster
+iteration. Cargo stores the production profile under `target/production`,
+separate from development artifacts under `target/debug`.
+
 ```sh
 cargo run --locked \
   --bin process-assets --no-default-features --features debug_features
 cargo build --locked \
   --profile production --no-default-features --features debug_features
-```
+```
+
+The asset preprocessing command must be run from the repository root. It
+populates `imported_assets/Default`, which is then consumed by the production
+game without running the asset processor at startup.

src/bin/process-assets.rs

@@ -2,7 +2,7 @@ use bevy::{
     app::ScheduleRunnerPlugin,
     asset::{AssetMode, AssetPlugin, processor::AssetProcessor, processor::ProcessorState},
     gltf::GltfPlugin,
-    image::{CompressedImageFormats, ImageLoader, ImagePlugin},
+    image::ImagePlugin,
     prelude::*,
     tasks::block_on,
     text::TextPlugin,
@@ -19,7 +19,6 @@ fn main() -> ExitCode {
             ..default()
         })
         .add_plugins((ImagePlugin::default(), TextPlugin, GltfPlugin::default()))
-        .register_asset_loader(ImageLoader::new(CompressedImageFormats::NONE))
         .add_plugins(AssetProcessingPlugin)
         .add_systems(Update, finish_when_processed);
 

src/fighter/baked_animation/mod.rs

@@ -4,8 +4,8 @@ mod asset_baking;
 mod runtime;
 mod visual_binding;
 
-pub use crate::math::fixed_transform::FixedMat4;
 pub use asset_baking::{BakedAnimationAssetProcessingPlugin, BakedAnimationPlugin};
+pub use crate::math::fixed_transform::FixedMat4;
 pub use runtime::{
     BakedAnimationClip, BakedFighterAnimations, FighterBoneIndexMap, FighterBoneMatrices,
     update_fighter_bone_matrices,
@@ -164,20 +164,6 @@ mod tests {
         );
     }
 
-    #[test]
-    fn repeated_pose_updates_reuse_scratch_and_output_buffers() {
-        let mut matrices = FighterBoneMatrices::default();
-        let names = ["root".into(), "hand".into()];
-        let parents = [None, Some(0)];
-        let pose = [FixedMat4::IDENTITY, FixedMat4::IDENTITY];
-
-        matrices.set_pose(&names, &parents, &pose, FGi32::ONE);
-        let capacities = matrices.buffer_capacities();
-        matrices.set_pose(&names, &parents, &pose, FGi32::ONE);
-
-        assert_eq!(capacities, matrices.buffer_capacities());
-    }
-
     #[test]
     fn model_scale_affects_gameplay_bones_without_changing_visual_locals() {
         let mut root = FixedMat4::IDENTITY;

src/fighter/baked_animation/runtime.rs

@@ -3,7 +3,7 @@ use std::collections::HashMap;
 use bevy::prelude::*;
 use serde::{Deserialize, Serialize};
 
-use super::BAKED_ANIMATION_FPS;
+use super::{BAKED_ANIMATION_FPS};
 
 use crate::{
     fighter::{
@@ -12,8 +12,8 @@ use crate::{
         manifest::FighterManifest,
         visual::FighterAnimations,
     },
-    math::fixed_transform::FixedMat4,
     math::int::FGi32,
+    math::fixed_transform::FixedMat4
 };
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
@@ -70,24 +70,12 @@ pub struct FighterBoneMatrices {
     previous_frame_matrices: Vec<FixedMat4>,
     local_matrices: Vec<FixedMat4>,
     previous_local_matrices: Vec<FixedMat4>,
-    model_matrices: Vec<Option<FixedMat4>>,
 }
 
 #[derive(Component, Clone, Debug, Default)]
 pub struct FighterBoneIndexMap(pub HashMap<String, usize>);
 
 impl FighterBoneMatrices {
-    #[cfg(test)]
-    pub(super) fn buffer_capacities(&self) -> [usize; 5] {
-        [
-            self.matrices.capacity(),
-            self.local_matrices.capacity(),
-            self.previous_frame_matrices.capacity(),
-            self.previous_local_matrices.capacity(),
-            self.model_matrices.capacity(),
-        ]
-    }
-
     pub fn get(&self, bone: &str) -> Option<(FixedMat4, FixedMat4)> {
         let index = self.bone_names.iter().position(|name| name == bone)?;
         Some((
@@ -154,19 +142,13 @@ impl FighterBoneMatrices {
             assert_eq!(self.bone_names, bone_names, "baked bone names changed");
             assert_eq!(self.parents, parents, "baked bone parents changed");
         }
-        self.matrices.reserve(local.len());
-        self.previous_frame_matrices.reserve(local.len());
-        self.local_matrices.reserve(local.len());
-        self.previous_local_matrices.reserve(local.len());
-        self.model_matrices.reserve(local.len());
         std::mem::swap(&mut self.matrices, &mut self.previous_frame_matrices);
         std::mem::swap(&mut self.local_matrices, &mut self.previous_local_matrices);
         self.local_matrices.clear();
         self.local_matrices.extend_from_slice(local);
-        self.model_matrices.resize(local.len(), None);
+        let mut model = vec![None; local.len()];
-        self.model_matrices.fill(None);
         for index in 0..local.len() {
-            resolve_model_transform(index, parents, local, &mut self.model_matrices)
+            resolve_model_transform(index, parents, local, &mut model)
                 .expect("baked bone hierarchy should be valid");
         }
         let model_scale = FixedMat4 {
@@ -177,12 +159,10 @@ impl FighterBoneMatrices {
                 [FGi32::ZERO, FGi32::ZERO, FGi32::ZERO, FGi32::ONE],
             ],
         };
-        self.matrices.clear();
+        self.matrices = model
-        self.matrices.extend(
+            .into_iter()
-            self.model_matrices.iter().map(|matrix| {
+            .map(|matrix| model_scale.mul(matrix.expect("baked bone hierarchy should be valid")))
-                model_scale.mul(matrix.expect("baked bone hierarchy should be valid"))
+            .collect();
-            }),
-        );
     }
 }
 

src/fighter/collision.rs

@@ -50,29 +50,31 @@ pub fn air_collide_with_stage(
         translation.0 + ecb.get_bottom_point(),
     );
 
-    stage_collision
+    let mut intersect_results = vec![];
-        .stage_polys
+
-        .iter()
+    for (poly_idx, poly) in stage_collision.stage_polys.iter().enumerate() {
-        .enumerate()
+        if let Some(intersect_result) = poly.intersect_ray(ray_segment) {
-        .filter_map(|(poly_idx, poly)| {
+            intersect_results.push((
-            poly.intersect_ray(ray_segment).map(|intersect_result| {
+                AirCollisionWithStageResult {
-                (
+                    line_id: {
-                    AirCollisionWithStageResult {
+                        StageLineID {
-                        line_id: {
+                            polygon: poly_idx,
-                            StageLineID {
+                            segment: intersect_result.segment_idx,
-                                polygon: poly_idx,
+                        }
-                                segment: intersect_result.segment_idx,
-                            }
-                        },
-                        hit_position: intersect_result.position,
-                        hit_normal: intersect_result.normal,
                     },
-                    intersect_result
+                    hit_position: intersect_result.position,
-                        .position
+                    hit_normal: intersect_result.normal,
-                        .distance_squared(ray_segment.point2()),
+                },
-                )
+                intersect_result
-            })
+                    .position
-        })
+                    .distance_squared(ray_segment.point2()),
-        .max_by(|(_, a), (_, b)| a.cmp(b))
+            ));
-        .map(|(result, _)| result)
+        }
+    }
+    intersect_results.sort_by(|(_, a), (_, b)| a.cmp(b));
+
+    intersect_results
+        .iter()
+        .last()
+        .map(|(val, _)| val.to_owned().clone())
 }

src/input/gamecube/poll.rs

@@ -1,8 +1,6 @@
 use std::panic::{self, AssertUnwindSafe};
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::{Arc, Mutex};
-use std::thread::JoinHandle;
-use std::time::{Duration, Instant};
 
 use bevy::prelude::*;
 use gc_adapter_neo::{Controller, GcAdapter};
@@ -57,11 +55,10 @@ impl GcPortState {
 /// Shared, `Send + Sync` handle to the latest snapshot from the poll
 /// thread. Safe to store as an ordinary [`Resource`] (no `NonSend` needed)
 /// because the `GcAdapter` itself never leaves its thread.
-#[derive(Resource)]
+#[derive(Resource, Clone)]
 pub struct GcAdapterSnapshot {
     ports: Arc<Mutex<[GcPortState; 4]>>,
     shutdown: Arc<AtomicBool>,
-    poll_thread: Option<JoinHandle<()>>,
 }
 
 impl GcAdapterSnapshot {
@@ -72,38 +69,14 @@ impl GcAdapterSnapshot {
 
 impl Drop for GcAdapterSnapshot {
     fn drop(&mut self) {
-        self.shutdown.store(true, Ordering::Release);
+        // Only actually signals shutdown once the last clone (this resource
-
+        // is never cloned in practice, but be defensive) is dropped.
-        if let Some(poll_thread) = self.poll_thread.take() {
+        if Arc::strong_count(&self.shutdown) <= 1 {
-            if let Err(payload) = poll_thread.join() {
+            self.shutdown.store(true, Ordering::Relaxed);
-                error!(
-                    "GameCube Controller Adapter poll thread panicked during shutdown: {payload:?}"
-                );
-            }
         }
     }
 }
 
-const INITIAL_ERROR_BACKOFF: Duration = Duration::from_millis(1);
-const MAX_ERROR_BACKOFF: Duration = Duration::from_millis(100);
-
-fn next_error_backoff(backoff: Duration) -> Duration {
-    backoff.saturating_mul(2).min(MAX_ERROR_BACKOFF)
-}
-
-/// Wait for a retry while still allowing the owner to shut the poll thread down promptly.
-fn wait_for_retry(shutdown: &AtomicBool, delay: Duration) -> bool {
-    let deadline = Instant::now() + delay;
-    while !shutdown.load(Ordering::Acquire) {
-        let remaining = deadline.saturating_duration_since(Instant::now());
-        if remaining.is_zero() {
-            return true;
-        }
-        std::thread::sleep(remaining.min(Duration::from_millis(10)));
-    }
-    false
-}
-
 /// Connects to the first GameCube adapter found on the USB bus and starts
 /// polling it on a dedicated thread. Returns `None` (after logging a
 /// warning) if no adapter is plugged in
@@ -121,7 +94,7 @@ pub fn spawn_poll_thread() -> Result<GcAdapterSnapshot, gc_adapter_neo::UsbError
 
     let thread_ports = ports.clone();
     let thread_shutdown = shutdown.clone();
-    let poll_thread = std::thread::Builder::new()
+    std::thread::Builder::new()
         .name("gc-adapter-poll".into())
         .spawn(move || {
             // Flush whatever the adapter had buffered before we started
@@ -134,27 +107,17 @@ pub fn spawn_poll_thread() -> Result<GcAdapterSnapshot, gc_adapter_neo::UsbError
             let mut rate_window_start = std::time::Instant::now();
             #[cfg(debug_assertions)]
             let mut rate_window_count: u32 = 0;
-            let mut error_backoff = INITIAL_ERROR_BACKOFF;
 
-            while !thread_shutdown.load(Ordering::Acquire) {
+            while !thread_shutdown.load(Ordering::Relaxed) {
                 let result = panic::catch_unwind(AssertUnwindSafe(|| adapter.read_controllers()));
 
                 let controllers = match result {
-                    Ok(Ok(controllers)) => {
+                    Ok(Ok(controllers)) => controllers,
-                        error_backoff = INITIAL_ERROR_BACKOFF;
-                        controllers
-                    }
                     // Ignore this, for some reason we get a bunch of these when we start reading
                     Ok(Err(
                         gc_adapter_neo::AdapterError::Parse(_)
                         | gc_adapter_neo::AdapterError::ShortRead(_),
-                    )) => {
+                    )) => continue,
-                        if !wait_for_retry(&thread_shutdown, error_backoff) {
-                            break;
-                        }
-                        error_backoff = next_error_backoff(error_backoff);
-                        continue;
-                    }
                     Ok(Err(gc_adapter_neo::AdapterError::Usb(err))) => {
                         error!(
                             "GameCube Controller Adapter USB read failed ({err:?}); stopping \
@@ -197,32 +160,5 @@ pub fn spawn_poll_thread() -> Result<GcAdapterSnapshot, gc_adapter_neo::UsbError
         })
         .expect("failed to spawn gc-adapter poll thread");
 
-    Ok(GcAdapterSnapshot {
+    Ok(GcAdapterSnapshot { ports, shutdown })
-        ports,
-        shutdown,
-        poll_thread: Some(poll_thread),
-    })
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn error_backoff_is_capped() {
-        let mut backoff = INITIAL_ERROR_BACKOFF;
-        for _ in 0..16 {
-            backoff = next_error_backoff(backoff);
-        }
-
-        assert_eq!(backoff, MAX_ERROR_BACKOFF);
-        assert_eq!(next_error_backoff(MAX_ERROR_BACKOFF), MAX_ERROR_BACKOFF);
-    }
-
-    #[test]
-    fn retry_wait_stops_when_shutdown_is_requested() {
-        let shutdown = AtomicBool::new(true);
-
-        assert!(!wait_for_retry(&shutdown, Duration::from_secs(1)));
-    }
 }

src/lib.rs

@@ -32,9 +32,13 @@ use clap::Parser;
 use ron_asset_manager::RonAssetPlugin;
 
 use crate::{
-    camera::MatchCameraPlugin, fighter::manifest::FighterManifest, game_settings::GameSettings,
+    camera::MatchCameraPlugin,
-    match_runtime::MatchRuntimePlugin, menus::style::FGUiStyle, schedule::GameplaySchedulePlugin,
+    fighter::manifest::FighterManifest,
-    stage::manifest::StageManifest, ui::InGameUIPlugin,
+    game_settings::GameSettings,
+    menus::style::FGUiStyle,
+    schedule::GameplaySchedulePlugin,
+    stage::manifest::StageManifest,
+    ui::InGameUIPlugin,
 };
 
 mod args;
@@ -44,7 +48,6 @@ pub mod fighter;
 pub mod game_settings;
 pub mod input;
 pub mod match_loading;
-pub mod match_runtime;
 mod math;
 pub mod menus;
 pub mod netcode;
@@ -108,7 +111,6 @@ impl Plugin for GamePlugin {
                 // Brings up GGRS (and with it `GgrsSchedule`), so it goes first.
                 netcode::FighterNetcodePlugin::default(),
                 GameplaySchedulePlugin,
-                MatchRuntimePlugin,
                 input::FighterInputPlugin,
                 replay::ReplayPlugin,
                 debug_tools::DebugToolsPlugin,

src/match_loading.rs

@@ -8,29 +8,28 @@ use bevy_ggrs::prelude::Session;
 use serde::{Deserialize, Serialize};
 
 use crate::{
-    AppState,
     args::Args,
     fighter::{
-        FighterId, FighterRoster,
         animation::AnimKind,
         attack::{AttackKind, FighterAttackScriptAssets},
-        baked_animation::{BAKED_ANIMATION_FPS, BakedFighterAnimations},
+        baked_animation::{BakedFighterAnimations, BAKED_ANIMATION_FPS},
         manifest::{FighterManifest, FighterManifestRegistry},
         spawn_fighter,
         visual::FighterAnimations,
+        FighterId, FighterRoster,
     },
     input::{LocalInputAssignments, LocalInputSource},
-    match_runtime::MatchState,
     math::{int::FGi32, vec::FGVec2},
     netcode::{
+        session::{create_session, ConnectionStatus, SessionConfig},
         GGRSCfg,
-        session::{ConnectionStatus, SessionConfig, create_session},
     },
     scripting::FighterAttackScript,
     stage::{
         self,
         manifest::{StageId, StageManifest, StageManifestRegistry},
     },
+    AppState,
 };
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
@@ -39,49 +38,10 @@ pub struct MatchPlayer {
     pub fighter: FighterId,
 }
 
-#[derive(Resource, Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Resource, Debug, Clone, PartialEq, Eq)]
-pub struct MatchConfig {
+pub struct PendingMatch {
     pub stage: StageId,
     pub players: Vec<MatchPlayer>,
-    pub rules: MatchRules,
-}
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
-pub enum MatchRules {
-    Stock {
-        starting_stocks: u8,
-        time_limit_frames: Option<u32>,
-    },
-    Timed {
-        time_limit_frames: u32,
-    },
-}
-
-impl Default for MatchRules {
-    fn default() -> Self {
-        Self::Stock {
-            starting_stocks: 3,
-            time_limit_frames: None,
-        }
-    }
-}
-
-impl MatchRules {
-    fn validate(&self) -> Result<(), &'static str> {
-        match self {
-            Self::Stock {
-                starting_stocks: 0, ..
-            } => Err("stock matches must start with at least one stock"),
-            Self::Stock {
-                time_limit_frames: Some(0),
-                ..
-            } => Err("stock match time limits must be greater than zero frames"),
-            Self::Timed {
-                time_limit_frames: 0,
-            } => Err("timed match limits must be greater than zero frames"),
-            _ => Ok(()),
-        }
-    }
 }
 
 pub struct SelectedFighterAssets {
@@ -99,7 +59,7 @@ pub struct MatchAssets {
 
 impl MatchAssets {
     fn requested(world: &World) -> Self {
-        let config = world.resource::<MatchConfig>();
+        let request = world.resource::<PendingMatch>();
         let asset_server = world.resource::<AssetServer>();
         let registry = world.resource::<FighterManifestRegistry>();
         let stage_registry = world.resource::<StageManifestRegistry>();
@@ -107,7 +67,7 @@ impl MatchAssets {
         let stage_manifests = world.resource::<Assets<StageManifest>>();
 
         let stage_handle = stage_registry
-            .get(config.stage)
+            .get(request.stage)
             .expect("Startup validation guarantees every stage has a manifest");
         let stage_manifest = stage_manifests
             .get(&stage_handle)
@@ -115,7 +75,7 @@ impl MatchAssets {
 
         Self {
             stage: asset_server.load(stage_manifest.model_path.clone()),
-            fighters: config
+            fighters: request
                 .players
                 .iter()
                 .map(|player| {
@@ -181,10 +141,10 @@ pub struct MatchRoot;
 pub fn initiate_match(
     commands: &mut Commands,
     next_state: &mut NextState<AppState>,
-    config: MatchConfig,
+    request: PendingMatch,
 ) {
     commands.remove_resource::<crate::netcode::session::MatchDisconnected>();
-    commands.insert_resource(config);
+    commands.insert_resource(request);
     next_state.set(AppState::LoadingMatch);
 }
 
@@ -206,9 +166,12 @@ pub fn initiate_default_match(
     if let Some(path) = &args.play_replay {
         match crate::replay::load(path) {
             Ok(replay) => {
-                let config = replay.match_config.clone();
+                let request = PendingMatch {
+                    stage: replay.match_config.stage,
+                    players: replay.match_config.players.clone(),
+                };
                 commands.insert_resource(crate::replay::LoadedReplay(replay));
-                initiate_match(&mut commands, &mut next_state, config);
+                initiate_match(&mut commands, &mut next_state, request);
             }
             Err(error) => {
                 error!("Replay load failed: {error}");
@@ -252,17 +215,16 @@ pub fn initiate_default_match(
     initiate_match(
         &mut commands,
         &mut next_state,
-        MatchConfig {
+        PendingMatch {
             stage: StageId::TestStage,
             players,
-            rules: MatchRules::default(),
         },
     );
 }
 
 pub fn prepare_match(
     mut commands: Commands,
-    config: Res<MatchConfig>,
+    request: Res<PendingMatch>,
     assets: Res<MatchAssets>,
     gltfs: Res<Assets<Gltf>>,
     baked_animations: Res<Assets<BakedFighterAnimations>>,
@@ -274,7 +236,7 @@ pub fn prepare_match(
     args: Res<Args>,
     mut next_state: ResMut<NextState<AppState>>,
 ) {
-    if !valid_player_handles(&config.players) {
+    if !valid_player_handles(&request.players) {
         fail_match(
             &mut next_state,
             "player handles must be unique and cover 0..player_count",
@@ -282,12 +244,7 @@ pub fn prepare_match(
         return;
     }
 
-    if let Err(error) = config.rules.validate() {
+    if assets.fighters.len() != request.players.len() {
-        fail_match(&mut next_state, error);
-        return;
-    }
-
-    if assets.fighters.len() != config.players.len() {
         fail_match(
             &mut next_state,
             "loaded character assets do not match the requested player slots",
@@ -439,7 +396,7 @@ pub fn prepare_match(
         ));
     }
 
-    let session_config = match SessionConfig::from_args(&args, config.players.len()) {
+    let session_config = match SessionConfig::from_args(&args, request.players.len()) {
         Ok(config) => config,
         Err(error) => {
             fail_match(
@@ -449,7 +406,7 @@ pub fn prepare_match(
             return;
         }
     };
-    let session = match create_session(&args, config.players.len()) {
+    let session = match create_session(&args, request.players.len()) {
         Ok(session) => session,
         Err(error) => {
             fail_match(
@@ -463,7 +420,7 @@ pub fn prepare_match(
     let root = commands.spawn((Name::new("Match"), MatchRoot)).id();
 
     let stage_handle = stage_registry
-        .get(config.stage)
+        .get(request.stage)
         .expect("Initialization check should ensure all stages exist");
     let stage_manifest = stage_manifests
         .get(&stage_handle)
@@ -476,11 +433,11 @@ pub fn prepare_match(
         stage_manifest.camera.clone(),
     );
 
-    let mut fighter_roster = Vec::with_capacity(config.players.len());
+    let mut fighter_roster = Vec::with_capacity(request.players.len());
     for (index, (player, (scene, animations, attack_scripts, manifest_handle, model_scale))) in
-        config.players.iter().zip(prepared).enumerate()
+        request.players.iter().zip(prepared).enumerate()
     {
-        let spawn_x = (index as i32 * 2 + 1 - config.players.len() as i32) * 5;
+        let spawn_x = (index as i32 * 2 + 1 - request.players.len() as i32) * 5;
         fighter_roster.push(spawn_fighter(
             &mut commands,
             player.handle,
@@ -494,7 +451,6 @@ pub fn prepare_match(
     }
 
     commands.insert_resource(FighterRoster(fighter_roster));
-    commands.insert_resource(MatchState::from_config(&config));
     commands.insert_resource(session_config);
     commands.insert_resource(ConnectionStatus::default());
     commands.insert_resource::<Session<GGRSCfg>>(session);
@@ -531,8 +487,7 @@ pub fn cleanup_match(
     commands.remove_resource::<ConnectionStatus>();
     commands.remove_resource::<stage::line::StageCollision>();
     commands.remove_resource::<MatchAssets>();
-    commands.remove_resource::<MatchConfig>();
+    commands.remove_resource::<PendingMatch>();
-    commands.remove_resource::<MatchState>();
     commands.remove_resource::<FighterRoster>();
 }
 
@@ -541,8 +496,8 @@ mod tests {
     use super::*;
 
     #[test]
-    fn match_config_keeps_duplicate_fighter_slots() {
+    fn match_request_keeps_duplicate_fighter_slots() {
-        let config = MatchConfig {
+        let request = PendingMatch {
             stage: StageId::TestStage,
             players: vec![
                 MatchPlayer {
@@ -554,13 +509,12 @@ mod tests {
                     fighter: FighterId::TestFighter,
                 },
             ],
-            rules: MatchRules::default(),
         };
 
-        assert_eq!(config.players.len(), 2);
+        assert_eq!(request.players.len(), 2);
-        assert_eq!(config.players[0].handle, 0);
+        assert_eq!(request.players[0].handle, 0);
-        assert_eq!(config.players[1].handle, 1);
+        assert_eq!(request.players[1].handle, 1);
-        assert!(valid_player_handles(&config.players));
+        assert!(valid_player_handles(&request.players));
     }
 
     #[test]
@@ -579,53 +533,6 @@ mod tests {
         assert!(!valid_player_handles(&players));
     }
 
-    #[test]
-    fn match_rules_reject_zero_limits() {
-        assert!(
-            MatchRules::Stock {
-                starting_stocks: 0,
-                time_limit_frames: None,
-            }
-            .validate()
-            .is_err()
-        );
-        assert!(
-            MatchRules::Stock {
-                starting_stocks: 3,
-                time_limit_frames: Some(0),
-            }
-            .validate()
-            .is_err()
-        );
-        assert!(
-            MatchRules::Timed {
-                time_limit_frames: 0,
-            }
-            .validate()
-            .is_err()
-        );
-    }
-
-    #[test]
-    fn match_rules_accept_valid_modes() {
-        assert!(MatchRules::default().validate().is_ok());
-        assert!(
-            MatchRules::Stock {
-                starting_stocks: 3,
-                time_limit_frames: Some(60),
-            }
-            .validate()
-            .is_ok()
-        );
-        assert!(
-            MatchRules::Timed {
-                time_limit_frames: 60,
-            }
-            .validate()
-            .is_ok()
-        );
-    }
-
     #[test]
     fn match_loading_waits_for_attack_scripts() {
         let mut attack_scripts = HashMap::new();

src/match_runtime.rs

@@ -1,102 +0,0 @@
-//! Rollback-simulated state for an active match.
-
-use bevy::prelude::*;
-use bevy_ggrs::prelude::*;
-
-use crate::match_loading::{MatchConfig, MatchRules};
-
-#[derive(Resource, Clone, Debug, Hash, PartialEq, Eq)]
-pub struct MatchState {
-    pub elapsed_frames: u32,
-    /// Indexed by the player's session handle.
-    pub players: Vec<PlayerMatchState>,
-}
-
-#[derive(Clone, Debug, Hash, PartialEq, Eq)]
-pub struct PlayerMatchState {
-    pub stocks_remaining: Option<u8>,
-    pub score: i32,
-    pub deaths: u32,
-}
-
-impl MatchState {
-    pub fn from_config(config: &MatchConfig) -> Self {
-        let stocks_remaining = match &config.rules {
-            MatchRules::Stock {
-                starting_stocks, ..
-            } => Some(*starting_stocks),
-            MatchRules::Timed { .. } => None,
-        };
-
-        Self {
-            elapsed_frames: 0,
-            players: (0..config.players.len())
-                .map(|_| PlayerMatchState {
-                    stocks_remaining,
-                    score: 0,
-                    deaths: 0,
-                })
-                .collect(),
-        }
-    }
-}
-
-pub struct MatchRuntimePlugin;
-
-impl Plugin for MatchRuntimePlugin {
-    fn build(&self, app: &mut App) {
-        app.rollback_resource_with_clone::<MatchState>()
-            .checksum_resource_with_hash::<MatchState>();
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use crate::{fighter::FighterId, match_loading::MatchPlayer, stage::manifest::StageId};
-
-    fn config(rules: MatchRules) -> MatchConfig {
-        MatchConfig {
-            stage: StageId::TestStage,
-            players: vec![
-                MatchPlayer {
-                    handle: 1,
-                    fighter: FighterId::TestFighter,
-                },
-                MatchPlayer {
-                    handle: 0,
-                    fighter: FighterId::TestFighter,
-                },
-            ],
-            rules,
-        }
-    }
-
-    #[test]
-    fn stock_state_starts_with_configured_stocks() {
-        let state = MatchState::from_config(&config(MatchRules::Stock {
-            starting_stocks: 4,
-            time_limit_frames: Some(60),
-        }));
-
-        assert_eq!(state.elapsed_frames, 0);
-        assert_eq!(state.players.len(), 2);
-        assert!(state.players.iter().all(|player| {
-            player.stocks_remaining == Some(4) && player.score == 0 && player.deaths == 0
-        }));
-    }
-
-    #[test]
-    fn timed_state_has_no_stock_counter() {
-        let state = MatchState::from_config(&config(MatchRules::Timed {
-            time_limit_frames: 60,
-        }));
-
-        assert!(
-            state
-                .players
-                .iter()
-                .all(|player| player.stocks_remaining.is_none())
-        );
-    }
-}

src/menus/character_select/mod.rs

@@ -241,7 +241,7 @@ pub fn copy_cursor_transform_to_token(
     character_boxes: Query<(&CharacterBox, &ComputedNode, &UiGlobalTransform)>,
     match_config: Res<MenuMatchConfig>,
     cursors: Query<&UiGlobalTransform, With<FGMenuCursor>>,
-    cam: Single<&Camera>,
+    cam: Single<&Camera, With<IsDefaultUiCamera>>,
     ui_scale: Res<UiScale>,
 ) -> Result {
     let camera = cam.into_inner();

src/menus/cursor.rs

@@ -181,7 +181,7 @@ pub fn cursor_input(
 }
 
 pub fn update_cursor_transform(
-    camera: Single<&Camera>,
+    camera: Single<&Camera, With<IsDefaultUiCamera>>,
     query: Query<(&mut Node, &PointerLocation), With<FGMenuCursor>>,
     ui_scale: Res<UiScale>,
 ) {

src/menus/match_config.rs

@@ -3,7 +3,7 @@ use thiserror::Error;
 
 use crate::{
     fighter::FighterId,
-    match_loading::{MatchConfig, MatchPlayer, MatchRules},
+    match_loading::{MatchPlayer, PendingMatch},
     stage::manifest::StageId,
 };
 
@@ -60,7 +60,7 @@ impl MenuMatchConfig {
         !has_unselected_fighter
     }
 
-    pub fn to_match_config(&self) -> Result<MatchConfig, MenuMatchConfigErrors> {
+    pub fn to_pending_match(&self) -> Result<PendingMatch, MenuMatchConfigErrors> {
         let mut match_players = vec![];
 
         let stage = self.stage.ok_or(MenuMatchConfigErrors::StageNotSelected)?;
@@ -78,28 +78,9 @@ impl MenuMatchConfig {
             });
         }
 
-        Ok(MatchConfig {
+        Ok(PendingMatch {
             players: match_players,
             stage,
-            rules: MatchRules::default(),
         })
     }
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn menu_config_uses_default_match_rules() {
-        let menu = MenuMatchConfig {
-            stage: Some(StageId::TestStage),
-            players: vec![MenuMatchPlayerSlot {
-                slot: 0,
-                fighter: Some(FighterId::TestFighter),
-            }],
-        };
-
-        assert_eq!(menu.to_match_config().unwrap().rules, MatchRules::default());
-    }
-}

src/menus/mod.rs

@@ -25,8 +25,6 @@ pub mod style;
 
 #[derive(Component, Clone, Default)]
 pub struct MenuMarker {}
-#[derive(Component, Clone, Default)]
-pub struct MenuCameraMarker {}
 
 pub struct MenuPlugin;
 
@@ -40,7 +38,6 @@ pub fn wrap_menu(menu: impl Scene) -> impl Scene {
     bsn! {
         #MenuRoot
         MenuMarker
-        Transform
         Node {
             width: percent(100),
             height: percent(100),
@@ -49,11 +46,6 @@ pub fn wrap_menu(menu: impl Scene) -> impl Scene {
             flex_direction: FlexDirection::Column,
         }
         Children [
-            (
-                #MenuCamera
-                Camera
-                Camera2d
-            ),
             (
                 #MenuContainer
                 Node {
@@ -73,18 +65,15 @@ pub fn wrap_menu(menu: impl Scene) -> impl Scene {
 
 pub fn despawn_menu(
     existing_menu: Option<Single<Entity, With<MenuMarker>>>,
-    existing_menu_camera: Option<Single<Entity, With<MenuCameraMarker>>>,
     mut commands: Commands,
 ) {
     if let Some(entity) = existing_menu {
         commands
             .entity(entity.into_inner())
+            .remove::<Camera2d>()
+            .remove::<Camera>()
             .despawn();
     }
-
-    if let Some(menu_cam) = existing_menu_camera {
-        commands.entity(*menu_cam).despawn();
-    }
 }
 
 pub fn spawn_menu(
@@ -95,6 +84,8 @@ pub fn spawn_menu(
     if let Some(entity) = existing_menu {
         commands
             .entity(entity.into_inner())
+            .remove::<Camera2d>()
+            .remove::<Camera>()
             .despawn();
     }
     commands.queue_spawn_scene(wrap_menu(menu));
@@ -122,7 +113,16 @@ impl Plugin for MenuPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(
             OnEnter(AppState::MainMenu),
-            build_menu::<MainMenu>,
+            (build_menu::<MainMenu>, |mut commands: Commands| {
+                commands.spawn((Camera2d, IsDefaultUiCamera));
+                commands.spawn((
+                    Camera2d,
+                    Camera {
+                        order: 1,
+                        ..default()
+                    },
+                ));
+            }),
         )
         .add_message::<character_select::PlayerSlotAssigned>()
         .init_resource::<navigation::UINavigationActionState>()

src/menus/stage_select/mod.rs

@@ -77,7 +77,7 @@ pub fn stage_selected(
         initiate_match(
             &mut commands,
             &mut next_state,
-            match_config.to_match_config()?,
+            match_config.to_pending_match()?,
         );
     }
     Ok(())

src/replay.rs

@@ -12,12 +12,16 @@ use clap::ValueEnum;
 use serde::{Deserialize, Serialize};
 
 use crate::{
-    AppState, args::Args, input::FighterInputFrame, match_loading::MatchConfig, netcode::GGRSCfg,
+    AppState,
+    args::Args,
+    input::FighterInputFrame,
+    match_loading::{MatchPlayer, PendingMatch},
+    netcode::GGRSCfg,
     schedule::GameplaySet,
 };
 
 const MAGIC: &[u8; 8] = b"SPRPLY01";
-pub const REPLAY_VERSION: u32 = 2;
+pub const REPLAY_VERSION: u32 = 1;
 
 #[derive(Clone, Copy, Debug, Default, Eq, PartialEq, ValueEnum)]
 pub enum ReplayFormat {
@@ -30,11 +34,17 @@ pub enum ReplayFormat {
 pub struct Replay {
     pub replay_version: u32,
     pub game_version: String,
-    pub match_config: MatchConfig,
+    pub match_config: ReplayMatch,
     pub frames: Vec<ReplayFrame>,
     pub checksums: Vec<ReplayChecksum>,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
+pub struct ReplayMatch {
+    pub stage: crate::stage::manifest::StageId,
+    pub players: Vec<MatchPlayer>,
+}
+
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
 pub struct ReplayFrame {
     pub frame: i32,
@@ -152,20 +162,6 @@ fn validate(replay: &Replay) -> Result<(), String> {
     {
         return Err("replay frames must be strictly ordered".into());
     }
-    if replay
-        .frames
-        .windows(2)
-        .any(|frames| frames[0].frame.checked_add(1) != Some(frames[1].frame))
-    {
-        return Err("replay frames must be contiguous".into());
-    }
-    if replay
-        .checksums
-        .windows(2)
-        .any(|checksums| checksums[0].frame >= checksums[1].frame)
-    {
-        return Err("replay checksums must be strictly ordered".into());
-    }
     if replay
         .frames
         .iter()
@@ -187,21 +183,6 @@ impl Replay {
         handles.sort_unstable();
         handles != (0..handles.len()).collect::<Vec<_>>()
     }
-
-    fn frame(&self, frame: i32) -> Option<&ReplayFrame> {
-        let first_frame = self.frames.first()?.frame;
-        let index = frame.checked_sub(first_frame)? as usize;
-        self.frames
-            .get(index)
-            .filter(|recorded| recorded.frame == frame)
-    }
-
-    fn checksum(&self, frame: i32) -> Option<u128> {
-        self.checksums
-            .binary_search_by_key(&frame, |checksum| checksum.frame)
-            .ok()
-            .map(|index| self.checksums[index].checksum)
-    }
 }
 
 fn start_replay(mut commands: Commands, args: Res<Args>, loaded: Option<Res<LoadedReplay>>) {
@@ -239,7 +220,11 @@ fn replay_inputs(
                 .insert(frame.0, inputs.iter().map(|(input, _)| *input).collect());
         }
         ReplayMode::Playback { replay, mismatch } if !*mismatch => {
-            let Some(recorded) = replay.frame(frame.0) else {
+            let Some(recorded) = replay
+                .frames
+                .iter()
+                .find(|recorded| recorded.frame == frame.0)
+            else {
                 error!("Replay has no input for frame {}", frame.0);
                 *mismatch = true;
                 return;
@@ -260,15 +245,21 @@ fn record_checksum(
     let Some(mut runtime) = runtime else { return };
     if matches!(&runtime.mode, ReplayMode::Record { .. }) {
         runtime.checksums.insert(frame.0, checksum.0);
-    } else if let ReplayMode::Playback { replay, mismatch } = &mut runtime.mode
+    } else if let ReplayMode::Playback { replay, mismatch } = &mut runtime.mode {
-        && let Some(expected) = replay.checksum(frame.0)
+        if let Some(expected) = replay
-        && expected != checksum.0
+            .checksums
-    {
+            .iter()
-        error!(
+            .find(|value| value.frame == frame.0)
-            "Replay desync at frame {}: expected {:X}, got {:X}",
+            .map(|value| value.checksum)
-            frame.0, expected, checksum.0
+        {
-        );
+            if expected != checksum.0 {
-        *mismatch = true;
+                error!(
+                    "Replay desync at frame {}: expected {:X}, got {:X}",
+                    frame.0, expected, checksum.0
+                );
+                *mismatch = true;
+            }
+        }
     }
 }
 
@@ -276,27 +267,27 @@ fn stop_recording(
     mut commands: Commands,
     stop_request: Option<Res<StopReplayRecording>>,
     runtime: Option<ResMut<ReplayRuntime>>,
-    config: Option<Res<MatchConfig>>,
+    request: Option<Res<PendingMatch>>,
 ) {
     if stop_request.is_none() {
         return;
     }
     commands.remove_resource::<StopReplayRecording>();
-    finish_recording_inner(&mut commands, runtime, config);
+    finish_recording_inner(&mut commands, runtime, request);
 }
 
 fn finish_recording(
     mut commands: Commands,
     runtime: Option<ResMut<ReplayRuntime>>,
-    config: Option<Res<MatchConfig>>,
+    request: Option<Res<PendingMatch>>,
 ) {
-    finish_recording_inner(&mut commands, runtime, config);
+    finish_recording_inner(&mut commands, runtime, request);
 }
 
 fn finish_recording_inner(
     commands: &mut Commands,
     runtime: Option<ResMut<ReplayRuntime>>,
-    config: Option<Res<MatchConfig>>,
+    request: Option<Res<PendingMatch>>,
 ) {
     let Some(mut runtime) = runtime else { return };
     let ReplayMode::Record { path, format } = &runtime.mode else {
@@ -305,13 +296,16 @@ fn finish_recording_inner(
     if runtime.finished || runtime.frames.is_empty() {
         return;
     }
-    let Some(config) = config else { return };
+    let Some(request) = request else { return };
     let path = path.clone();
     let format = *format;
     let replay = Replay {
         replay_version: REPLAY_VERSION,
         game_version: env!("CARGO_PKG_VERSION").into(),
-        match_config: config.as_ref().clone(),
+        match_config: ReplayMatch {
+            stage: request.stage,
+            players: request.players.clone(),
+        },
         frames: runtime
             .frames
             .iter()
@@ -361,7 +355,7 @@ mod tests {
     use super::*;
     use crate::{
         fighter::FighterId,
-        match_loading::{MatchPlayer, MatchRules},
+        match_loading::MatchPlayer,
         math::{int::FGi32, vec::FGVec2},
         stage::manifest::StageId,
     };
@@ -370,15 +364,12 @@ mod tests {
         Replay {
             replay_version: REPLAY_VERSION,
             game_version: "test".into(),
-            match_config: MatchConfig {
+            match_config: ReplayMatch {
                 stage: StageId::TestStage,
                 players: vec![MatchPlayer {
                     handle: 0,
                     fighter: FighterId::TestFighter,
                 }],
-                rules: MatchRules::Timed {
-                    time_limit_frames: 21_600,
-                },
             },
             frames: vec![ReplayFrame {
                 frame: 1,
@@ -415,52 +406,4 @@ mod tests {
         replay.frames[0].inputs.clear();
         assert!(validate(&replay).is_err());
     }
-
-    #[test]
-    fn unsupported_replay_version_is_rejected() {
-        let mut replay = sample();
-        replay.replay_version = 1;
-
-        assert_eq!(
-            validate(&replay).unwrap_err(),
-            "unsupported replay version 1"
-        );
-    }
-
-    #[test]
-    fn playback_lookups_use_frame_offsets_and_support_sparse_checksums() {
-        let mut replay = sample();
-        replay.frames[0].frame = 10;
-        replay.frames.push(ReplayFrame {
-            frame: 11,
-            inputs: replay.frames[0].inputs.clone(),
-        });
-        replay.checksums.push(ReplayChecksum {
-            frame: 11,
-            checksum: 84,
-        });
-        replay.checksums[0].frame = 10;
-        validate(&replay).unwrap();
-
-        assert_eq!(replay.frame(10).unwrap().frame, 10);
-        assert_eq!(replay.frame(11).unwrap().frame, 11);
-        assert!(replay.frame(9).is_none());
-        assert_eq!(replay.checksum(10), Some(42));
-        assert_eq!(replay.checksum(11), Some(84));
-        assert_eq!(replay.checksum(12), None);
-    }
-
-    #[test]
-    fn noncontiguous_input_frames_are_rejected() {
-        let mut replay = sample();
-        replay.frames.push(ReplayFrame {
-            frame: 3,
-            inputs: replay.frames[0].inputs.clone(),
-        });
-
-        assert_eq!(
-            validate(&replay).unwrap_err(),
-            "replay frames must be contiguous"
-        );
-    }
 }

src/ui/battle_ui.rs

@@ -1,29 +1,20 @@
 use bevy::prelude::*;
 
 use crate::{
-    fighter::manifest::{FighterManifest, FighterManifestRegistry},
+    fighter::manifest::{FighterManifest, FighterManifestRegistry}, match_loading::{PendingMatch}, ui::{errors::UIErrors, fighter_info::FighterInfoUI},
-    match_loading::MatchConfig,
-    ui::{errors::UIErrors, fighter_info::FighterInfoUI},
 };
 
 #[derive(Component, FromTemplate)]
-pub struct BattleUI {}
+pub struct BattleUI {
+}
+
+pub fn spawn_battle_ui(mut commands: Commands, request: Res<PendingMatch>, fighter_registry: Res<FighterManifestRegistry>, manifests: Res<Assets<FighterManifest>>) -> Result {
 
-pub fn spawn_battle_ui(
-    mut commands: Commands,
-    config: Res<MatchConfig>,
-    fighter_registry: Res<FighterManifestRegistry>,
-    manifests: Res<Assets<FighterManifest>>,
-) -> Result {
     let mut fighter_uis = vec![];
 
-    for player in &config.players {
+    for player in &request.players {
-        let manifest = fighter_registry
+        let manifest = fighter_registry.get(player.fighter).ok_or_else(|| UIErrors::FighterManifestHandleNotFound(player.fighter))?;
-            .get(player.fighter)
+        let manifest = manifests.get(manifest).ok_or_else(|| UIErrors::FighterManifestNotFound(player.fighter))?;
-            .ok_or_else(|| UIErrors::FighterManifestHandleNotFound(player.fighter))?;
-        let manifest = manifests
-            .get(manifest)
-            .ok_or_else(|| UIErrors::FighterManifestNotFound(player.fighter))?;
 
         fighter_uis.push(FighterInfoUI::build(manifest, player));
     }
@@ -63,4 +54,4 @@ pub fn cleanup_battle_ui(mut commands: Commands, battle_ui: Query<Entity, With<B
     for entity in battle_ui {
         commands.entity(entity).despawn();
     }
-}
+}

src/ui/fighter_info.rs

@@ -1,17 +1,13 @@
 use bevy::prelude::*;
 
-use crate::{
+use crate::{fighter::{attack::FighterDamage, manifest::{FighterManifest}}, match_loading::MatchPlayer, player::Player};
-    fighter::{attack::FighterDamage, manifest::FighterManifest}, match_loading::{MatchPlayer}, match_runtime::MatchState, player::Player, ui::stock_icon::BattleUIStockIcon,
-};
 
 #[derive(Component, FromTemplate)]
 pub struct FighterInfoUI {
     percentage_text: Entity,
-    stock_icon_container: Entity,
     _name_text: Entity,
     player_handle: usize,
     visible_damage: FighterDamage,
-    visible_stocks: u8,
 }
 
 impl FighterInfoUI {
@@ -20,7 +16,6 @@ impl FighterInfoUI {
         bsn! {
             FighterInfoUI {
                 percentage_text: #PercentageText,
-                stock_icon_container: #StockIconContainer,
                 _name_text: #NameText,
                 player_handle: {match_player.handle}
             }
@@ -30,10 +25,6 @@ impl FighterInfoUI {
                 justify_content: JustifyContent::Center,
             }
             Children [
-                (
-                    #StockIconContainer
-                    Node
-                )
                 (
                     #PercentageText
                     Text("0.00%")
@@ -50,54 +41,17 @@ impl FighterInfoUI {
     }
 }
 
-pub fn update_fighter_info_damage(
+pub fn update_fighter_info_damage(fighters: Query<(&Player, &FighterDamage)>, ui_elements: Query<&mut FighterInfoUI>, mut commands: Commands) {
-    fighters: Query<(&Player, &FighterDamage)>,
-    ui_elements: Query<&mut FighterInfoUI>,
-    mut commands: Commands,
-) {
     for mut ui_element in ui_elements {
-        let Some((_, damage)) = fighters
+        let Some((_, damage)) = fighters.iter().find(|(player, _)| {
-            .iter()
+            player.handle == ui_element.player_handle
-            .find(|(player, _)| player.handle == ui_element.player_handle)
+        }) else {
-        else {
             continue;
         };
 
         if *damage != ui_element.visible_damage {
-            commands
+            commands.entity(ui_element.percentage_text).insert(Text(format!("{}%", damage)));
-                .entity(ui_element.percentage_text)
-                .insert(Text(format!("{}%", damage)));
             ui_element.visible_damage = damage.clone();
         }
     }
-}
+}
-
-pub fn update_fighter_info_stocks(
-    match_state: Res<MatchState>,
-    ui_elements: Query<&mut FighterInfoUI>,
-    mut commands: Commands,
-) {
-
-    for mut ui_element in ui_elements {
-        let handle = ui_element.player_handle;
-        let Some(match_player) = match_state.players.get(handle) else {
-            continue;
-        };
-
-        let Some(stocks) = match_player.stocks_remaining else {
-            continue;
-        };
-
-        if stocks != ui_element.visible_stocks {
-            commands
-                .entity(ui_element.stock_icon_container)
-                .despawn_children()
-                .with_children(|spawner| {
-                    for _ in 0..stocks {
-                        spawner.spawn_empty().apply_scene(BattleUIStockIcon::scene());
-                    }
-                });
-            ui_element.visible_stocks = stocks;
-        }
-    }
-}

src/ui/mod.rs

@@ -1,15 +1,10 @@
 use bevy::prelude::*;
 
-use crate::{
+use crate::AppState;
-    AppState,
-    match_loading::{MatchConfig, MatchRules},
-    match_runtime::MatchState,
-};
 
 pub mod battle_ui;
 pub mod errors;
 pub mod fighter_info;
-pub mod stock_icon;
 
 #[derive(Default)]
 pub struct InGameUIPlugin;
@@ -18,20 +13,6 @@ impl Plugin for InGameUIPlugin {
     fn build(&self, app: &mut App) {
         app.add_systems(OnEnter(AppState::InMatch), battle_ui::spawn_battle_ui)
             .add_systems(OnExit(AppState::InMatch), battle_ui::cleanup_battle_ui)
-            .add_systems(PostUpdate, fighter_info::update_fighter_info_damage)
+            .add_systems(PostUpdate, fighter_info::update_fighter_info_damage);
-            .add_systems(
-                PostUpdate,
-                fighter_info::update_fighter_info_stocks.run_if(
-                    resource_exists::<MatchState>
-                        .and_then(resource_exists::<MatchConfig>)
-                        .and_then(|match_config: Res<MatchConfig>| {
-                            if let MatchRules::Stock { .. } = match_config.rules {
-                                true
-                            } else {
-                                false
-                            }
-                        }),
-                ),
-            );
     }
 }

src/ui/stock_icon.rs

@@ -1,17 +0,0 @@
-use bevy::prelude::*;
-
-#[derive(SceneComponent, Clone, FromTemplate)]
-pub struct BattleUIStockIcon;
-
-impl BattleUIStockIcon {
-    pub fn scene() -> impl Scene {
-        bsn! {
-            Node {
-                width: px(32),
-                height: px(32),
-                border_radius: BorderRadius::MAX,
-            }
-            BackgroundColor({bevy::color::palettes::css::RED})
-        }
-    }
-}

tools/lldb_fixed.py

@@ -1,123 +0,0 @@
-"""LLDB summaries for Rust's `fixed` crate.
-
-Load this file from LLDB with:
-
-    command script import /path/to/shinespark/tools/lldb_fixed.py
-
-The implementation does not use floating-point arithmetic, so displayed values
-are exact even for FixedI128/FixedU128 values.
-"""
-
-import re
-
-try:
-    import lldb
-except ImportError:
-    # Keep the pure parsing and formatting helpers testable without LLDB.
-    lldb = None
-
-
-_FIXED_TYPE_RE = re.compile(r"(?:^|::)Fixed([IU])(8|16|32|64|128)<(.+)>$")
-_DIRECT_TYPENUM_RE = re.compile(r"(?:^|::)U(\d+)$")
-_TYPENUM_BIT_RE = re.compile(r"(?:^|::)B([01])(?=\s*[,>])")
-
-
-def parse_fixed_type(type_name):
-    """Return (signed, storage_bits, fractional_bits), or None."""
-    if not type_name:
-        return None
-
-    match = _FIXED_TYPE_RE.search(type_name.replace(" ", ""))
-    if match is None:
-        return None
-
-    signed = match.group(1) == "I"
-    storage_bits = int(match.group(2))
-    fractional_type = match.group(3)
-
-    direct = _DIRECT_TYPENUM_RE.search(fractional_type)
-    if direct is not None:
-        fractional_bits = int(direct.group(1))
-    else:
-        # typenum represents UInt<N, B> as a binary tree. Its textual Rust
-        # type lists the bits from most significant to least significant.
-        digits = _TYPENUM_BIT_RE.findall(fractional_type)
-        if not digits:
-            return None
-        fractional_bits = int("".join(digits), 2)
-
-    if fractional_bits > storage_bits:
-        return None
-    return signed, storage_bits, fractional_bits
-
-
-def normalize_bits(raw_bits, signed, storage_bits):
-    """Interpret a possibly unsigned LLDB integer using the fixed type's width."""
-    mask = (1 << storage_bits) - 1
-    raw_bits &= mask
-    if signed and raw_bits >= 1 << (storage_bits - 1):
-        raw_bits -= 1 << storage_bits
-    return raw_bits
-
-
-def format_fixed(raw_bits, fractional_bits):
-    """Format a scaled integer exactly as a decimal string."""
-    if fractional_bits == 0:
-        return str(raw_bits)
-
-    negative = raw_bits < 0
-    magnitude = -raw_bits if negative else raw_bits
-    whole = magnitude >> fractional_bits
-    remainder = magnitude & ((1 << fractional_bits) - 1)
-
-    if remainder == 0:
-        result = str(whole)
-    else:
-        # remainder / 2^n == (remainder * 5^n) / 10^n, which gives a finite,
-        # exact decimal representation without converting through a float.
-        decimal = str(remainder * 5**fractional_bits).zfill(fractional_bits)
-        result = f"{whole}.{decimal.rstrip('0')}"
-
-    return f"-{result}" if negative else result
-
-
-def _parse_lldb_integer(value):
-    text = value.GetValue()
-    if text is not None:
-        try:
-            return int(text, 0)
-        except ValueError:
-            pass
-
-    # GetValueAsUnsigned is also useful on LLDB versions that do not render
-    # primitive values through GetValue. It is sufficient for all <= 64-bit
-    # fixed types; current LLDB versions render i128/u128 through GetValue.
-    return value.GetValueAsUnsigned()
-
-
-def fixed_summary(value, _internal_dict):
-    layout = parse_fixed_type(value.GetTypeName())
-    if layout is None:
-        return None
-
-    signed, storage_bits, fractional_bits = layout
-    bits = value.GetChildMemberWithName("bits")
-    if not bits.IsValid():
-        return None
-
-    raw_bits = _parse_lldb_integer(bits)
-    raw_bits = normalize_bits(raw_bits, signed, storage_bits)
-    return format_fixed(raw_bits, fractional_bits)
-
-
-def __lldb_init_module(debugger, _internal_dict):
-    # LLDB's type-name regex sees the concrete fixed type rather than project
-    # aliases such as FGi32 and FGWide.
-    debugger.HandleCommand(
-        "type summary add --python-function lldb_fixed.fixed_summary "
-        "--category Shinespark --regex "
-        "'^fixed::Fixed(I|U)(8|16|32|64|128)<.+>$'"
-    )
-    # A dedicated category makes the formatter work even when CodeLLDB has not
-    # enabled rustc's standard `Rust` formatter category yet.
-    debugger.HandleCommand("type category enable Shinespark")

tools/test_lldb_fixed.py

@@ -1,58 +0,0 @@
-import unittest
-
-import lldb_fixed
-
-
-class ParseFixedTypeTests(unittest.TestCase):
-    def test_direct_typenum_alias(self):
-        self.assertEqual(
-            lldb_fixed.parse_fixed_type("fixed::FixedI32<typenum::uint::U16>"),
-            (True, 32, 16),
-        )
-
-    def test_expanded_typenum(self):
-        type_name = (
-            "fixed::FixedI32<"
-            "typenum::uint::UInt<"
-            "typenum::uint::UInt<"
-            "typenum::uint::UInt<"
-            "typenum::uint::UInt<"
-            "typenum::uint::UInt<typenum::uint::UTerm, typenum::bit::B1>, "
-            "typenum::bit::B0>, typenum::bit::B0>, typenum::bit::B0>, "
-            "typenum::bit::B0>>"
-        )
-        self.assertEqual(lldb_fixed.parse_fixed_type(type_name), (True, 32, 16))
-
-    def test_unsigned_type(self):
-        self.assertEqual(
-            lldb_fixed.parse_fixed_type("fixed::FixedU64<typenum::uint::U24>"),
-            (False, 64, 24),
-        )
-
-    def test_unrelated_type(self):
-        self.assertIsNone(lldb_fixed.parse_fixed_type("core::primitive::i32"))
-
-
-class FormatFixedTests(unittest.TestCase):
-    def test_q16_16(self):
-        self.assertEqual(lldb_fixed.format_fixed(3 << 15, 16), "1.5")
-        self.assertEqual(lldb_fixed.format_fixed(-(3 << 15), 16), "-1.5")
-        self.assertEqual(lldb_fixed.format_fixed(1, 16), "0.0000152587890625")
-
-    def test_integer_value_has_no_decimal_suffix(self):
-        self.assertEqual(lldb_fixed.format_fixed(12 << 16, 16), "12")
-
-    def test_q96_32(self):
-        raw = (1 << 100) + (1 << 31)
-        self.assertEqual(
-            lldb_fixed.format_fixed(raw, 32),
-            "295147905179352825856.5",
-        )
-
-    def test_twos_complement_normalization(self):
-        self.assertEqual(lldb_fixed.normalize_bits(0xFFFF8000, True, 32), -32768)
-        self.assertEqual(lldb_fixed.normalize_bits(0xFFFF8000, False, 32), 0xFFFF8000)
-
-
-if __name__ == "__main__":
-    unittest.main()