减少 wasm 包大小: 2.1mb => 1.5mb, br 压缩后 （0.54mb)

Author: jinleili

Cargo.toml

@@ -8,8 +8,8 @@ edition = "2024"
 rust-version = "1.85"
 
 [profile.wasm-release]
-# Use release profile as default values
 inherits = "release"
+debug = 0
 # Optimize with size in mind, also try "s", sometimes it is better.
 # This doesn't increase compilation times compared to -O3, great improvements
 opt-level = "z"
@@ -18,5 +18,4 @@ opt-level = "z"
 lto = "fat"
 # When building crates, optimize larger chunks at a time
 # Slows compile times, marginal improvements
-codegen-units = 1
-panic = "abort"
+codegen-units = 1

assets/fonts/NotoEmoji-Regular.ttf

@@ -4,11 +4,18 @@ cargo build --profile wasm-release --target wasm32-unknown-unknown --bin simuver
 for i in target/wasm32-unknown-unknown/wasm-release/*.wasm;
 do
     wasm-bindgen --no-typescript --out-dir wasm --web "$i";
-    # 优化 wasm 包大小
+    # 优化 wasm 包大小 (未压缩)
     # 2024/5/5, 4.6MB -> 3.2MB
     # 2024/6/22, 3.2MB -> 2.2MB
     # 2025/3/1, 2.2MB -> 2.1MB
+    # 2025/6/22, 2.1MB -> 1.5MB
     filename=$(basename "$i");
     name_no_extension="${filename%.wasm}";
     wasm-opt -Oz --output wasm/"$name_no_extension"_optimized_bg.wasm wasm/"$name_no_extension"_bg.wasm
+    cd wasm
+    # 删除旧的压缩文件
+    rm -f "$name_no_extension"_bg.wasm.br
+    # 压缩并保留原文件
+    brotli -Zk "$name_no_extension"_optimized_bg.wasm -o "$name_no_extension"_bg.wasm.br
+    cd ../
 done

assets/fonts/emoji-icon-font-mit-license.txt

@@ -139,7 +139,7 @@ impl ControlPanel {
 
         self.top_bar_ui(ctx);
 
-        let window = egui::Window::new("Settings")
+        let window = egui::Window::new(" Settings")
             .id(egui::Id::new("particles_window_options")) // required since we change the title
             .resizable(false)
             .collapsible(true)
@@ -181,21 +181,25 @@ impl ControlPanel {
         });
     }
 
+    /// 顶部菜单栏
+    ///
+    /// # NOTE:
+    /// 下边的  字符不是乱码，它是 iconfont 中的一个图标，编辑器中无法正确显示
     fn top_bar_ui(&mut self, ctx: &Context) {
         let mut menu_items = vec![
-            ("🌾 Vector Field", SimuType::Field),
-            ("💦 LBM Fluid", SimuType::Fluid),
-            ("💥 Perlin Noise", SimuType::Noise),
-            ("👗 Position-based Dynamics", SimuType::PBDynamic),
+            ("Vector Field", SimuType::Field),
+            ("LBM Fluid", SimuType::Fluid),
+            ("Perlin Noise", SimuType::Noise),
+            ("Position-based Dynamics", SimuType::PBDynamic),
         ];
         if cfg!(not(target_arch = "wasm32")) {
-            menu_items.push(("🚚 CAD Kenel", SimuType::CAD));
+            menu_items.push((" CAD Kenel", SimuType::CAD));
         }
         egui::TopBottomPanel::top("simuverse_top_bar").show(ctx, |ui| {
             ui.horizontal_wrapped(|ui| {
                 ui.visuals_mut().button_frame = false;
                 if ui
-                    .hyperlink_to("🌌 Wgpu Simuverse", "https://github.com/jinleili/simuverse")
+                    .hyperlink_to(" Wgpu Simuverse", "https://github.com/jinleili/simuverse")
                     .clicked()
                 {
                     webbrowser::open("https://github.com/jinleili/simuverse").unwrap();
@@ -362,39 +366,20 @@ pub fn setup_custom_fonts(ctx: &egui::Context) {
             })
             .into(),
     );
-    // Some good looking emojis.
     fonts.font_data.insert(
-        "NotoEmoji-Regular".to_owned(),
-        egui::FontData::from_static(include_bytes!(
-            "../../../assets/fonts/NotoEmoji-Regular.ttf"
-        ))
-        .tweak(egui::FontTweak {
-            scale: 0.91,            // make it smaller
-            y_offset_factor: -0.15, // move it up
-            y_offset: 0.0,
-            ..Default::default()
-        })
-        .into(),
-    );
-    // Bigger emojis, and more. <http://jslegers.github.io/emoji-icon-font/>:
-    fonts.font_data.insert(
-        "emoji-icon-font".to_owned(),
-        egui::FontData::from_static(include_bytes!("../../../assets/fonts/emoji-icon-font.ttf"))
+        "iconfont".to_owned(),
+        egui::FontData::from_static(include_bytes!("../../../assets/fonts/iconfont.ttf"))
             .tweak(egui::FontTweak {
-                scale: 0.88,           // make it smaller
-                y_offset_factor: 0.07, // move it down slightly
+                scale: 0.91,         // make it smaller
+                y_offset_factor: 0., // move it up
                 y_offset: 0.0,
                 ..Default::default()
             })
             .into(),
     );
     fonts.families.insert(
         egui::FontFamily::Proportional,
-        vec![
-            ZH_TINY.to_owned(),
-            "NotoEmoji-Regular".to_owned(),
-            "emoji-icon-font".to_owned(),
-        ],
+        vec![ZH_TINY.to_owned(), "iconfont".to_owned()],
     );
 
     // 如果没有这项设置，`syntax_highlighting::code_view_ui` 无法渲染任何字符