chore: Release lemur version 0.7.3

Cargo.toml

@@ -4,7 +4,7 @@ description = "An emulator for the Virtual Boy."
 repository = "https://git.virtual-boy.com/PVB/lemur"
 publish = false
 license = "MIT"
-version = "0.7.1"
+version = "0.7.3"
 edition = "2024"
 
 [dependencies]
@@ -30,6 +30,7 @@ num-derive = "0.4"
 num-traits = "0.2"
 oneshot = "0.1"
 pollster = "0.4"
+rand = "0.9"
 rfd = { version = "0.15", default-features = false, features = ["xdg-portal", "async-std"]}
 rtrb = "0.3"
 rubato = "0.16"

build.Dockerfile

@@ -1,24 +1,39 @@
 # This Dockerfile produces a base image for builds.
 # It includes all dependencies necessary to cross-compile for Windows/MacOS/Linux.
 
-FROM crazymax/osxcross:latest-ubuntu AS osxcross
+FROM debian:bookworm AS osxcross
+ADD --chmod=644 "https://apt.llvm.org/llvm-snapshot.gpg.key" /etc/apt/trusted.gpg.d/apt.llvm.org.asc
+WORKDIR /build/osxcross
+ADD "https://github.com/tpoechtrager/osxcross.git#47936a512273bb3b414b5a2e83043c92eabc7ae7" .
+ADD "https://github.com/joseluisq/macosx-sdks/releases/download/14.5/MacOSX14.5.sdk.tar.xz" ./tarballs/MacOSX14.5.sdk.tar.xz
+RUN apt-get update && \
+    apt-get install -y ca-certificates
+COPY llvm.sources /etc/apt/sources.list.d/llvm.sources
+RUN apt-get update && \
+    apt-get install -y bash bzip2 clang-20 git lld-20 llvm-20 make patch xz-utils && \
+    ln -s $(which clang-20) /usr/bin/clang && \
+    ln -s $(which clang++-20) /usr/bin/clang++ && \
+    ln -s $(which ld64.lld-20) /usr/bin/ld64.lld && \
+    SDK_VERSION=14.5 UNATTENDED=1 ENABLE_COMPILER_RT_INSTALL=1 TARGET_DIR=/osxcross ./build.sh
 
-FROM rust:latest
+FROM rust:1.89-bookworm
+ADD --chmod=644 "https://apt.llvm.org/llvm-snapshot.gpg.key" /etc/apt/trusted.gpg.d/apt.llvm.org.asc
+COPY llvm.sources /etc/apt/sources.list.d/llvm.sources
 RUN rustup target add x86_64-pc-windows-msvc && \
     rustup target add x86_64-apple-darwin && \
     rustup target add aarch64-apple-darwin && \
     apt-get update && \
-    apt-get install -y clang-19 lld-19 libc6-dev libasound2-dev libudev-dev genisoimage mingw-w64 && \
+    apt-get install -y clang-20 lld-20 libc6-dev libasound2-dev libudev-dev genisoimage mingw-w64 && \
     cargo install cargo-bundle xwin && \
     xwin --accept-license splat --output xwin && \
     rm -rf .xwin-cache && \
-    ln -s $(which clang-19) /usr/bin/clang && \
+    ln -s $(which clang-20) /usr/bin/clang && \
-    ln -s $(which clang++-19) /usr/bin/clang++
+    ln -s $(which clang++-20) /usr/bin/clang++
 COPY --from=osxcross /osxcross /osxcross
 
 ENV PATH="/osxcross/bin:$PATH" \
     LD_LIBRARY_PATH="/osxcross/lib" \
-    CC="clang-19" CXX="clang++-19" AR="llvm-ar-19" \
+    CC="clang-20" CXX="clang++-20" AR="llvm-ar-20" \
     CC_x86_64-apple-darwin="o64-clang" \
     CXX_x86_64-apple-darwin="o64-clang++" \
     CC_aarch64-apple-darwin="oa64-clang" \
@@ -27,10 +42,11 @@ ENV PATH="/osxcross/bin:$PATH" \
     CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_RUSTFLAGS="-Clinker-plugin-lto -Clinker=clang -Clink-arg=-fuse-ld=lld" \
     SHROOMS_CFLAGS_x86_64-pc-windows-msvc="-flto" \
     CARGO_TARGET_X86_64_PC_WINDOWS_MSVC_RUSTFLAGS="-Lnative=/xwin/crt/lib/x86_64 -Lnative=/xwin/sdk/lib/um/x86_64 -Lnative=/xwin/sdk/lib/ucrt/x86_64 -Clinker-plugin-lto -Clink-arg=-fuse-ld=lld" \
-    CARGO_TARGET_X86_64_PC_WINDOWS_MSVC_LINKER="lld-link-19" \
+    CARGO_TARGET_X86_64_PC_WINDOWS_MSVC_LINKER="lld-link-20" \
     CARGO_TARGET_X86_64_APPLE_DARWIN_LINKER="o64-clang" \
-    CARGO_TARGET_X86_64_APPLE_DARWIN_AR="llvm-ar-19" \
+    CARGO_TARGET_X86_64_APPLE_DARWIN_AR="llvm-ar-20" \
     CARGO_TARGET_AARCH64_APPLE_DARWIN_LINKER="oa64-clang" \
-    CARGO_TARGET_AARCH64_APPLE_DARWIN_AR="llvm-ar-19" \
+    CARGO_TARGET_AARCH64_APPLE_DARWIN_AR="llvm-ar-20" \
-    RC_PATH="llvm-rc-19" \
+    RC_PATH="llvm-rc-20" \
     MACOSX_DEPLOYMENT_TARGET="14.5"
+ENTRYPOINT ["bash"]

llvm.sources

@@ -0,0 +1,4 @@
+Types: deb deb-src
+URIs: http://apt.llvm.org/bookworm/
+Suites: llvm-toolchain-bookworm-20
+Components: main

scripts/bundle.sh

@@ -0,0 +1,4 @@
+set -e
+
+docker build --pull -f build.Dockerfile -t lemur-build .
+MSYS_NO_PATHCONV=1 docker run -it --rm -v .:/app -w /app lemur-build /app/scripts/do-bundle.sh

scripts/release.sh

@@ -24,8 +24,7 @@ if ! command -v docker 2>&1 >/dev/null; then
     exit 1
 fi
 
-docker build -f build.Dockerfile -t lemur-build .
+./scripts/bundle.sh
-MSYS_NO_PATHCONV=1 docker run -it --rm -v .:/app -w /app --entrypoint bash lemur-build /app/scripts/do-bundle.sh
 
 body=$(cat <<EOF
 ## How to install

src/app.rs

@@ -209,10 +209,9 @@ impl ApplicationHandler<UserEvent> for Application {
                     .focused
                     .as_ref()
                     .and_then(|id| self.viewports.get_mut(id))
+                    && viewport.app.handle_gamepad_event(&event)
                 {
-                    if viewport.app.handle_gamepad_event(&event) {
+                    return;
-                        return;
-                    }
                 }
                 self.controllers.handle_gamepad_event(&event);
             }
@@ -289,10 +288,10 @@ impl ApplicationHandler<UserEvent> for Application {
 
     fn exiting(&mut self, _event_loop: &ActiveEventLoop) {
         let (sender, receiver) = oneshot::channel();
-        if self.client.send_command(EmulatorCommand::Exit(sender)) {
+        if self.client.send_command(EmulatorCommand::Exit(sender))
-            if let Err(error) = receiver.recv_timeout(Duration::from_secs(5)) {
+            && let Err(error) = receiver.recv_timeout(Duration::from_secs(5))
-                error!(%error, "could not gracefully exit.");
+        {
-            }
+            error!(%error, "could not gracefully exit.");
         }
     }
 }

src/emulator.rs

@@ -1,8 +1,6 @@
 use std::{
     collections::HashMap,
     fmt::Display,
-    fs::{self, File},
-    io::{Read, Seek, SeekFrom, Write},
     path::{Path, PathBuf},
     sync::{
         Arc, Weak,
@@ -20,6 +18,7 @@ use tracing::{error, warn};
 
 use crate::{
     audio::Audio,
+    emulator::cart::Cart,
     graphics::TextureSink,
     memory::{MemoryRange, MemoryRegion},
 };
@@ -27,6 +26,7 @@ use shrooms_vb_core::{EXPECTED_FRAME_SIZE, Sim, StopReason};
 pub use shrooms_vb_core::{VBKey, VBRegister, VBWatchpointType};
 
 mod address_set;
+mod cart;
 mod shrooms_vb_core;
 
 #[derive(PartialEq, Eq, Hash, Clone, Copy, Debug)]
@@ -61,43 +61,6 @@ impl Display for SimId {
     }
 }
 
-struct Cart {
-    rom_path: PathBuf,
-    rom: Vec<u8>,
-    sram_file: File,
-    sram: Vec<u8>,
-}
-
-impl Cart {
-    fn load(rom_path: &Path, sim_id: SimId) -> Result<Self> {
-        let rom = fs::read(rom_path)?;
-
-        let mut sram_file = File::options()
-            .read(true)
-            .write(true)
-            .create(true)
-            .truncate(false)
-            .open(sram_path(rom_path, sim_id))?;
-        sram_file.set_len(8 * 1024)?;
-
-        let mut sram = vec![];
-        sram_file.read_to_end(&mut sram)?;
-        Ok(Cart {
-            rom_path: rom_path.to_path_buf(),
-            rom,
-            sram_file,
-            sram,
-        })
-    }
-}
-
-fn sram_path(rom_path: &Path, sim_id: SimId) -> PathBuf {
-    match sim_id {
-        SimId::Player1 => rom_path.with_extension("p1.sram"),
-        SimId::Player2 => rom_path.with_extension("p2.sram"),
-    }
-}
-
 pub struct EmulatorBuilder {
     rom: Option<PathBuf>,
     commands: mpsc::Receiver<EmulatorCommand>,
@@ -219,12 +182,12 @@ impl Emulator {
     }
 
     pub fn start_second_sim(&mut self, rom: Option<PathBuf>) -> Result<()> {
-        let rom_path = if let Some(path) = rom {
+        let file_path = if let Some(path) = rom {
             Some(path)
         } else {
-            self.carts[0].as_ref().map(|c| c.rom_path.clone())
+            self.carts[0].as_ref().map(|c| c.file_path.clone())
         };
-        let cart = match rom_path {
+        let cart = match file_path {
             Some(rom_path) => Some(Cart::load(&rom_path, SimId::Player2)?),
             None => None,
         };
@@ -337,8 +300,7 @@ impl Emulator {
         let cart = self.carts[sim_id.to_index()].as_mut();
         if let (Some(sim), Some(cart)) = (sim, cart) {
             sim.read_sram(&mut cart.sram);
-            cart.sram_file.seek(SeekFrom::Start(0))?;
+            cart.save_sram()?;
-            cart.sram_file.write_all(&cart.sram)?;
         }
         Ok(())
     }
@@ -493,11 +455,11 @@ impl Emulator {
             let Some(sim) = self.sims.get_mut(sim_id.to_index()) else {
                 return true;
             };
-            if let Some(text) = sim.take_stdout() {
+            if let Some(text) = sim.take_stdout()
-                if stdout.send(text).is_err() {
+                && stdout.send(text).is_err()
-                    sim.watch_stdout(false);
+            {
-                    return false;
+                sim.watch_stdout(false);
-                }
+                return false;
             }
             true
         });

src/emulator/cart.rs

@@ -0,0 +1,63 @@
+use anyhow::Result;
+use rand::Rng;
+use std::{
+    fs::{self, File},
+    io::{Read, Seek as _, SeekFrom, Write as _},
+    path::{Path, PathBuf},
+};
+
+use crate::emulator::SimId;
+
+pub struct Cart {
+    pub file_path: PathBuf,
+    pub rom: Vec<u8>,
+    sram_file: File,
+    pub sram: Vec<u8>,
+}
+
+impl Cart {
+    pub fn load(file_path: &Path, sim_id: SimId) -> Result<Self> {
+        let rom = fs::read(file_path)?;
+
+        let mut sram_file = File::options()
+            .read(true)
+            .write(true)
+            .create(true)
+            .truncate(false)
+            .open(sram_path(file_path, sim_id))?;
+
+        let sram = if sram_file.metadata()?.len() == 0 {
+            // new SRAM file, randomize the contents
+            let mut sram = vec![0; 16 * 1024];
+            let mut rng = rand::rng();
+            for dst in sram.iter_mut().step_by(2) {
+                *dst = rng.random();
+            }
+            sram
+        } else {
+            let mut sram = Vec::with_capacity(16 * 1024);
+            sram_file.read_to_end(&mut sram)?;
+            sram
+        };
+
+        Ok(Cart {
+            file_path: file_path.to_path_buf(),
+            rom,
+            sram_file,
+            sram,
+        })
+    }
+
+    pub fn save_sram(&mut self) -> Result<()> {
+        self.sram_file.seek(SeekFrom::Start(0))?;
+        self.sram_file.write_all(&self.sram)?;
+        Ok(())
+    }
+}
+
+fn sram_path(file_path: &Path, sim_id: SimId) -> PathBuf {
+    match sim_id {
+        SimId::Player1 => file_path.with_extension("p1.sram"),
+        SimId::Player2 => file_path.with_extension("p2.sram"),
+    }
+}

src/memory.rs

@@ -169,7 +169,7 @@ impl MemoryRef<'_> {
         T::from_bytes(&self.inner[from..to])
     }
 
-    pub fn range<T: MemoryValue>(&self, start: usize, count: usize) -> MemoryIter<T> {
+    pub fn range<T: MemoryValue>(&self, start: usize, count: usize) -> MemoryIter<'_, T> {
         let from = start * size_of::<T>();
         let to = from + (count * size_of::<T>());
         MemoryIter::new(&self.inner[from..to])

src/window/game.rs

@@ -457,7 +457,7 @@ impl GameWindow {
         self.config = new_config;
     }
 
-    fn button_for(&self, ctx: &Context, text: &str, command: Command) -> Button {
+    fn button_for(&self, ctx: &Context, text: &str, command: Command) -> Button<'_> {
         let button = Button::new(text);
         match self.shortcuts.shortcut_for(command) {
             Some(shortcut) => button.shortcut_text(ctx.format_shortcut(&shortcut)),

src/window/hotkeys.rs

@@ -62,8 +62,8 @@ impl HotkeysWindow {
                     }
                 });
         });
-        if let Some(command) = self.now_binding {
+        if let Some(command) = self.now_binding
-            if let Some(shortcut) = ui.input_mut(|i| {
+            && let Some(shortcut) = ui.input_mut(|i| {
                 i.events.iter().find_map(|event| match event {
                     Event::Key {
                         key,
@@ -73,10 +73,10 @@ impl HotkeysWindow {
                     } => Some(KeyboardShortcut::new(*modifiers, *key)),
                     _ => None,
                 })
-            }) {
+            })
-                self.shortcuts.set(command, shortcut);
+        {
-                self.now_binding = None;
+            self.shortcuts.set(command, shortcut);
-            }
+            self.now_binding = None;
         }
     }
 

src/window/utils.rs

@@ -86,10 +86,10 @@ impl UiExt for Ui {
                 let (rect, _) = ui.allocate_at_least(Vec2::new(100.0, 100.0), Sense::hover());
                 ui.painter().rect_filled(rect, 0.0, *color);
                 let resp = ui.text_edit_singleline(hex);
-                if resp.changed() {
+                if resp.changed()
-                    if let Ok(new_color) = HexColor::from_str_without_hash(hex) {
+                    && let Ok(new_color) = HexColor::from_str_without_hash(hex)
-                        *color = new_color.color();
+                {
-                    }
+                    *color = new_color.color();
                 }
                 resp
             },
@@ -301,11 +301,11 @@ impl<T: Number> Widget for NumberEdit<'_, T> {
 
         let mut delta = None;
         if self.arrows {
-            let arrow_left = res.rect.max.x + 4.0;
+            let arrow_left = res.rect.max.x - 16.0;
-            let arrow_right = res.rect.max.x + 20.0;
+            let arrow_right = res.rect.max.x;
-            let arrow_top = res.rect.min.y - 2.0;
+            let arrow_top = res.rect.min.y;
             let arrow_middle = (res.rect.min.y + res.rect.max.y) / 2.0;
-            let arrow_bottom = res.rect.max.y + 2.0;
+            let arrow_bottom = res.rect.max.y;
 
             let top_arrow_rect = Rect {
                 min: (arrow_left, arrow_top).into(),