对五个手指分别进行查表插值

Adjust HandTipMatrix / HandPalmChip center, angle, and size in render.rs and propagate the spacing tweak through shader.wgsl.

Cargo.lock

@@ -1320,6 +1320,7 @@ dependencies = [
  "log",
  "serialport",
  "tobj",
+ "winresource",
 ]
 
 [[package]]
@@ -3645,6 +3646,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
+dependencies = [
+ "serde_core",
+]
+
 [[package]]
 name = "serialport"
 version = "4.9.0"
@@ -3989,6 +3999,21 @@ dependencies = [
  "ahash",
 ]
 
+[[package]]
+name = "toml"
+version = "1.1.2+spec-1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81f3d15e84cbcd896376e6730314d59fb5a87f31e4b038454184435cd57defee"
+dependencies = [
+ "indexmap",
+ "serde_core",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_parser",
+ "toml_writer",
+ "winnow",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "1.1.1+spec-1.1.0"
@@ -4019,6 +4044,12 @@ dependencies = [
  "winnow",
 ]
 
+[[package]]
+name = "toml_writer"
+version = "1.1.1+spec-1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
+
 [[package]]
 name = "tracing"
 version = "0.1.44"
@@ -5017,6 +5048,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winresource"
+version = "0.1.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0986a8b1d586b7d3e4fe3d9ea39fb451ae22869dcea4aa109d287a374d866087"
+dependencies = [
+ "toml",
+ "version_check",
+]
+
 [[package]]
 name = "wit-bindgen"
 version = "0.51.0"

Cargo.toml

@@ -24,10 +24,11 @@ log = "0.4.29"
 tobj = "4.0.4"
 gltf = "1.4.1"
 
+
 [build-dependencies]
 anyhow = "1.0.102"
 fs_extra = "1.3.0"
-
+winresource = "0.1.31"
 
 [[bin]]
 name = "ESkinPlayer"

build.rs

@@ -27,6 +27,14 @@ fn main() -> Result<()> {
         copy_items(&items, &resource_dir, &copy_options)?;
     }
 
+    if std::env::var("CARGO_CFG_TARGET_OS").as_deref() == Ok("windows") {
+        let mut resource = winresource::WindowsResource::new();
+
+        resource.set_icon("res/icon.ico");
+
+        resource.compile().expect("compile windows icon failed");
+    }
+
     println!("cargo:rustc-env=RESOURCE_DIR={}", resource_dir.display());
 
     Ok(())

src/app.rs

@@ -1,6 +1,6 @@
 use crate::breakout::{BreakoutGame, control_from_matrix};
-use crate::connection::ConnectionManager;
+use crate::connection::{ConnectionManager, ConnectionState};
-use crate::force::{ForceEstimatorState, HudSpatialForce};
+use crate::force::{ForceEstimatorState, HAND_FINGERTIP_COUNT, HudSpatialForce};
 use crate::recording::Recorder;
 use crate::render::{ActiveMode, FingerMode, HandGatewayMode};
 use crate::style::{ONE_DARK_PRO, apply_fonts, apply_theme, layout};
@@ -13,16 +13,28 @@ use crate::{
     },
     ui::{
         ConfigPanelState, ConnectPanelState, FloatingPanelState, MatrixConfigState,
-        draw_config_panel, draw_export_panel, draw_hand_force_panels, draw_matrix_config_panel,
+        draw_config_panel, draw_hand_force_panels, panel_restore_item,
-        draw_stats_panel, panel_restore_item,
     },
 };
 use eframe::{egui, egui_wgpu};
-use std::sync::Arc;
+use std::{
+    sync::Arc,
+    time::{Duration, Instant},
+};
 
 const SUMMARY_POINTS_PER_SERIES: usize = 42;
 const HAND_FORCE_PANEL_COUNT: usize = 7;
 const HAND_FORCE_SEGMENT_COUNTS: [usize; HAND_FORCE_PANEL_COUNT] = [84, 84, 84, 84, 84, 70, 44];
+const HAND_IMAGE_SIZE_PX: [f32; 2] = [971.0, 1117.0];
+const HAND_FINGERTIP_FORCE_ANCHORS_PX: [[f32; 2]; HAND_FINGERTIP_COUNT] = [
+    [265.0, 495.0],
+    [359.0, 260.0],
+    [482.0, 228.0],
+    [596.0, 265.0],
+    [693.0, 370.0],
+];
+const RATE_UPDATE_INTERVAL: Duration = Duration::from_millis(500);
+const DATA_IDLE_PANEL_EXIT_DELAY: Duration = Duration::from_secs(3);
 
 pub struct EskinDesktopApp {
     connect_panel: FloatingPanelState,
@@ -44,16 +56,63 @@ pub struct EskinDesktopApp {
     hand_signal_histories: [Vec<f32>; HAND_FORCE_PANEL_COUNT],
     force_estimator: ForceEstimatorState,
     latest_spatial_force: Option<HudSpatialForce>,
+    latest_hand_spatial_forces: [Option<HudSpatialForce>; HAND_FINGERTIP_COUNT],
+    spatial_force_panel_force: Option<HudSpatialForce>,
     latest_raw_matrix: Vec<u32>,
     latest_matrix_rows: u32,
     latest_matrix_cols: u32,
+    last_sample_at: Option<Instant>,
     breakout_visible: bool,
     breakout_game: BreakoutGame,
+    live_rates: LiveRateMeters,
     context_menu_open: bool,
     context_menu_pos: egui::Pos2,
     active_mode: ActiveMode,
 }
 
+struct LiveRateMeters {
+    window_started_at: Instant,
+    window_rx_frames: u64,
+    window_render_frames: u32,
+    sample_rate_hz: f32,
+    render_rate_hz: f32,
+}
+
+impl LiveRateMeters {
+    fn new() -> Self {
+        Self {
+            window_started_at: Instant::now(),
+            window_rx_frames: 0,
+            window_render_frames: 0,
+            sample_rate_hz: 0.0,
+            render_rate_hz: 0.0,
+        }
+    }
+
+    fn tick_render(&mut self, total_rx_frames: u64) {
+        if total_rx_frames < self.window_rx_frames {
+            self.window_rx_frames = total_rx_frames;
+            self.sample_rate_hz = 0.0;
+        }
+
+        self.window_render_frames = self.window_render_frames.saturating_add(1);
+
+        let now = Instant::now();
+        let elapsed = now.duration_since(self.window_started_at);
+        if elapsed < RATE_UPDATE_INTERVAL {
+            return;
+        }
+
+        let seconds = elapsed.as_secs_f32().max(0.001);
+        let rx_delta = total_rx_frames.saturating_sub(self.window_rx_frames);
+        self.sample_rate_hz = rx_delta as f32 / seconds;
+        self.render_rate_hz = self.window_render_frames as f32 / seconds;
+        self.window_started_at = now;
+        self.window_rx_frames = total_rx_frames;
+        self.window_render_frames = 0;
+    }
+}
+
 impl EskinDesktopApp {
     pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
         egui_extras::install_image_loaders(&cc.egui_ctx);
@@ -110,19 +169,18 @@ impl EskinDesktopApp {
             hand_signal_histories: std::array::from_fn(|_| Vec::with_capacity(128)),
             force_estimator: ForceEstimatorState::new(),
             latest_spatial_force: None,
+            latest_hand_spatial_forces: [None; HAND_FINGERTIP_COUNT],
+            spatial_force_panel_force: None,
             latest_raw_matrix: Vec::new(),
             latest_matrix_rows: MATRIX_ROWS,
             latest_matrix_cols: MATRIX_COLS,
+            last_sample_at: None,
             breakout_visible: false,
             breakout_game: BreakoutGame::default(),
+            live_rates: LiveRateMeters::new(),
             context_menu_open: false,
             context_menu_pos: egui::pos2(24.0, 48.0),
-            active_mode: ActiveMode::Finger(FingerMode {
+            active_mode: ActiveMode::Hand(HandGatewayMode { range: 0..7000 }),
-                rows: 12,
-                cols: 7,
-                range: 0..7000,
-                dot: true,
-            }),
         }
     }
 
@@ -144,40 +202,91 @@ impl EskinDesktopApp {
     }
 
     fn paint_spatial_force_overlay(&self, ui: &egui::Ui, rect: egui::Rect) {
+        if !self.recent_sample_is_fresh() {
+            return;
+        }
+
+        if matches!(self.active_mode, ActiveMode::Hand(_)) {
+            self.paint_hand_spatial_force_overlay(ui, rect);
+            return;
+        }
+
         let Some(force) = self.latest_spatial_force else {
             return;
         };
 
-        let painter = ui.painter();
         let center = rect.center();
-        let magnitude = force.magnitude.clamp(0.0, 1.8);
+        paint_spatial_force_arrow(ui.painter(), center, force, 34.0, 54.0);
-        let length = 34.0 + magnitude * 54.0;
+    }
-        let angle = force.angle_deg.to_radians();
-        let direction = egui::vec2(angle.cos(), angle.sin());
-        let end = center + direction * length;
-        let side = egui::vec2(-direction.y, direction.x);
-        let color = egui::Color32::from_rgb(255, 196, 54);
-        let glow = egui::Color32::from_rgba_unmultiplied(255, 196, 54, 58);
 
-        painter.line_segment([center, end], egui::Stroke::new(9.0, glow));
+    fn paint_hand_spatial_force_overlay(&self, ui: &egui::Ui, rect: egui::Rect) {
-        painter.line_segment([center, end], egui::Stroke::new(2.4, color));
+        for (force, anchor_px) in self
-        painter.line_segment(
+            .latest_hand_spatial_forces
-            [end, end - direction * 14.0 + side * 7.0],
+            .iter()
-            egui::Stroke::new(2.4, color),
+            .zip(HAND_FINGERTIP_FORCE_ANCHORS_PX)
-        );
+        {
-        painter.line_segment(
+            let Some(force) = force else {
-            [end, end - direction * 14.0 - side * 7.0],
+                continue;
-            egui::Stroke::new(2.4, color),
+            };
-        );
+
-        painter.circle_filled(center, 4.2, color);
+            let center = hand_image_pixel_to_screen(rect, anchor_px);
+            paint_spatial_force_arrow(ui.painter(), center, *force, 20.0, 34.0);
+        }
+    }
+
+    fn strongest_hand_spatial_force(&self) -> Option<HudSpatialForce> {
+        self.latest_hand_spatial_forces
+            .iter()
+            .flatten()
+            .copied()
+            .max_by(|a, b| a.magnitude.total_cmp(&b.magnitude))
+    }
+
+    fn analyze_spatial_force(&mut self, values: &[u32]) {
+        if matches!(self.config_state.mode, SerialMode::Hand) {
+            self.latest_hand_spatial_forces = self.force_estimator.analyze_fingertips(values);
+            self.latest_spatial_force = self.strongest_hand_spatial_force();
+        } else {
+            self.latest_spatial_force = self.force_estimator.analyze(values);
+            self.latest_hand_spatial_forces = [None; HAND_FINGERTIP_COUNT];
+        }
+    }
+
+    fn connection_has_live_data(&self) -> bool {
+        matches!(
+            self.connection.state(),
+            ConnectionState::Connected | ConnectionState::Streaming
+        )
+    }
+
+    fn recent_sample_is_fresh(&self) -> bool {
+        self.last_sample_at
+            .is_some_and(|sample_at| sample_at.elapsed() <= DATA_IDLE_PANEL_EXIT_DELAY)
+    }
+
+    fn hand_force_panels_visible(&self) -> bool {
+        self.connection_has_live_data() && self.recent_sample_is_fresh()
+    }
+
+    fn sync_disconnected_live_state(&mut self) {
+        if self.connection_has_live_data() {
+            return;
+        }
+
+        self.last_sample_at = None;
+        self.latest_spatial_force = None;
+        self.latest_hand_spatial_forces = [None; HAND_FINGERTIP_COUNT];
+        self.spatial_force_panel_force = None;
     }
 
     fn draw_workspace(&mut self, ui: &mut egui::Ui) {
-        if self.breakout_visible {
+        let screen = ui.max_rect();
-            self.draw_split_workspace(ui);
+        let workspace = egui::Rect::from_min_max(
-        } else {
+            screen.left_top()
-            self.draw_wgpu_background_rect(ui, ui.max_rect());
+                + egui::vec2(0.0, layout::TITLE_BAR_HEIGHT + layout::CONFIG_BAR_HEIGHT),
-        }
+            screen.right_bottom(),
+        );
+        self.draw_wgpu_background_rect(ui, workspace);
     }
 
     fn draw_split_workspace(&mut self, ui: &mut egui::Ui) {
@@ -218,6 +327,7 @@ impl EskinDesktopApp {
 
     fn update_pressure_matrix(&mut self) {
         if let Some(sample) = self.connection.take_latest_sample() {
+            self.last_sample_at = Some(Instant::now());
             normalize_pressure_sample(
                 &sample.matrix,
                 sample.rows,
@@ -230,7 +340,7 @@ impl EskinDesktopApp {
             self.latest_matrix_rows = sample.rows;
             self.latest_matrix_cols = sample.cols;
 
-            self.latest_spatial_force = self.force_estimator.analyze(&sample.matrix);
+            self.analyze_spatial_force(&sample.matrix);
 
             // Keep JE-Skin's summary path separate from the optional spatial-force vector.
             let raw_total = sample
@@ -245,11 +355,9 @@ impl EskinDesktopApp {
                 self.signal_history.remove(0);
             }
 
-            if self.config_state.mode == SerialMode::Hand {
             update_hand_signal_histories(&mut self.hand_signal_histories, &sample.matrix);
         }
     }
-    }
 
     fn draw_title_bar(&mut self, ui: &mut egui::Ui, _frame: &mut eframe::Frame) {
         let title_bar_height = layout::TITLE_BAR_HEIGHT;
@@ -362,13 +470,16 @@ impl EskinDesktopApp {
         }
     }
 
-    fn draw_floating_panels(&mut self, ctx: &egui::Context) {
+    fn draw_floating_panels(
-        // draw_scene_panel(ctx, &mut self.scene_panel);
+        &mut self,
-        // if self.config_state.mode == SerialMode::Hand && self.stats_panel.visible {
+        ctx: &egui::Context,
-        //     self.config_panel.visible = false;
+        stats: crate::serial_core::serial::SerialIoStats,
-        //     self.export_panel.visible = false;
+    ) {
-        //     self.matrix_config_panel.visible = false;
+        self.scene_panel.visible = false;
-        // }
+        self.connect_panel.visible = false;
+        self.export_panel.visible = false;
+        self.matrix_config_panel.visible = false;
+        self.context_menu_open = false;
 
         if let Some(next_mode) = draw_config_panel(
             ctx,
@@ -376,30 +487,20 @@ impl EskinDesktopApp {
             &mut self.config_state,
             &self.connection,
             &self.recorder,
+            stats,
+            self.live_rates.sample_rate_hz,
+            self.live_rates.render_rate_hz,
         ) {
             self.switch_mode(next_mode);
         }
-        match self.config_state.mode {
+
-            SerialMode::Finger => {
+        self.stats_panel.visible = false;
-                draw_stats_panel(
+        draw_hand_force_panels(
             ctx,
-                    &mut self.stats_panel,
+            self.hand_force_panels_visible(),
-                    &self.signal_history,
+            &self.hand_signal_histories,
-                    self.latest_spatial_force,
         );
     }
-            SerialMode::Hand => {
-                draw_hand_force_panels(ctx, self.stats_panel.visible, &self.hand_signal_histories);
-            }
-        }
-        draw_export_panel(
-            ctx,
-            &mut self.export_panel,
-            &self.recorder,
-            &mut self.export_path,
-        );
-        draw_matrix_config_panel(ctx, &mut self.matrix_config_panel, &mut self.matrix_config);
-    }
 
     fn draw_panel_context_menu(&mut self, ctx: &egui::Context) {
         let (secondary_clicked, pointer_pos, escape_pressed) = ctx.input(|input| {
@@ -448,17 +549,6 @@ impl EskinDesktopApp {
                     } else {
                         panel_restore_item(ui, "统计", &mut self.stats_panel);
                     }
-                    if ui
-                        .add_sized(
-                            egui::vec2(ui.available_width(), 0.0),
-                            egui::Button::new("打砖块"),
-                        )
-                        .clicked()
-                    {
-                        self.breakout_visible = true;
-                        close_menu = true;
-                    }
-
                     ui.separator();
 
                     if ui
@@ -472,7 +562,6 @@ impl EskinDesktopApp {
                         self.export_panel.visible = true;
                         self.matrix_config_panel.visible = true;
                         self.stats_panel.visible = true;
-                        self.breakout_visible = true;
                         close_menu = true;
                     }
                 });
@@ -497,8 +586,11 @@ impl EskinDesktopApp {
         self.connection.disconnect();
         self.pressure_matrix.fill([0.0, 0.0]);
         self.hand_pressure.clear();
+        self.last_sample_at = None;
         self.force_estimator.reset();
         self.latest_spatial_force = None;
+        self.latest_hand_spatial_forces = [None; HAND_FINGERTIP_COUNT];
+        self.spatial_force_panel_force = None;
         self.signal_history.clear();
         self.hand_signal_histories
             .iter_mut()
@@ -516,19 +608,81 @@ impl EskinDesktopApp {
     }
 }
 
+fn hand_image_pixel_to_screen(rect: egui::Rect, point_px: [f32; 2]) -> egui::Pos2 {
+    let image_uv = egui::vec2(
+        point_px[0] / HAND_IMAGE_SIZE_PX[0].max(1.0),
+        point_px[1] / HAND_IMAGE_SIZE_PX[1].max(1.0),
+    );
+    let viewport_aspect = rect.width() / rect.height().max(1.0);
+    let image_aspect = HAND_IMAGE_SIZE_PX[0] / HAND_IMAGE_SIZE_PX[1].max(1.0);
+    let mut screen_uv = image_uv;
+
+    if viewport_aspect > image_aspect {
+        let image_width = image_aspect / viewport_aspect;
+        screen_uv.x = image_uv.x * image_width + (1.0 - image_width) * 0.5;
+    } else {
+        let image_height = viewport_aspect / image_aspect;
+        screen_uv.y = image_uv.y * image_height + (1.0 - image_height) * 0.5;
+    }
+
+    egui::pos2(
+        rect.left() + screen_uv.x * rect.width(),
+        rect.top() + screen_uv.y * rect.height(),
+    )
+}
+
+fn paint_spatial_force_arrow(
+    painter: &egui::Painter,
+    center: egui::Pos2,
+    force: HudSpatialForce,
+    base_length: f32,
+    magnitude_scale: f32,
+) {
+    let magnitude = force.magnitude.clamp(0.0, 1.8);
+    let length = base_length + magnitude * magnitude_scale;
+    let angle = force.angle_deg.to_radians();
+    let direction = egui::vec2(angle.cos(), angle.sin());
+    let end = center + direction * length;
+    let side = egui::vec2(-direction.y, direction.x);
+    let head_length = (length * 0.24).clamp(8.0, 14.0);
+    let head_width = head_length * 0.5;
+    let color = egui::Color32::from_rgb(255, 196, 54);
+    let glow = egui::Color32::from_rgba_unmultiplied(255, 196, 54, 58);
+
+    painter.line_segment([center, end], egui::Stroke::new(8.0, glow));
+    painter.line_segment([center, end], egui::Stroke::new(2.4, color));
+    painter.line_segment(
+        [end, end - direction * head_length + side * head_width],
+        egui::Stroke::new(2.4, color),
+    );
+    painter.line_segment(
+        [end, end - direction * head_length - side * head_width],
+        egui::Stroke::new(2.4, color),
+    );
+    painter.circle_filled(center, 3.8, color);
+}
+
 fn update_hand_signal_histories(
     histories: &mut [Vec<f32>; HAND_FORCE_PANEL_COUNT],
     raw_values: &[u32],
 ) {
     let mut offset = 0usize;
-    for (history, sample_count) in histories.iter_mut().zip(HAND_FORCE_SEGMENT_COUNTS) {
+    for (index, (history, sample_count)) in histories.iter_mut().zip(HAND_FORCE_SEGMENT_COUNTS).enumerate() {
         let raw_total = raw_values
             .get(offset..offset + sample_count)
             .unwrap_or(&[])
             .iter()
             .fold(0_u64, |sum, value| sum + *value as u64)
             .min(u32::MAX as u64) as u32;
-        let force = raw_to_g1(raw_total).min(25.6);
+        let force = match index {
+            0 => raw_to_g1(raw_total).min(20.6),
+            1 => raw_to_g2(raw_total).min(20.6),
+            2 => raw_to_g3(raw_total).min(20.6),
+            3 => raw_to_g4(raw_total).min(20.6),
+            4 => raw_to_g5(raw_total).min(20.6),
+            _ => raw_to_gd(raw_total).min(20.6),
+        };
+        // let force = raw_to_g1(raw_total).min(25.6);
         let force = if force <= 0.1 { 0.0 } else { force };
 
         history.push(force);
@@ -540,7 +694,7 @@ fn update_hand_signal_histories(
     }
 }
 
-fn raw_to_g1(raw: u32) -> f32 {
+fn raw_to_gd(raw: u32) -> f32 {
     const RAW: [u32; 12] = [
         0, 21382, 108507, 123183, 147405, 171105, 192395, 250443, 231423, 350560, 396616, 429444,
     ];
@@ -575,6 +729,181 @@ fn raw_to_g1(raw: u32) -> f32 {
     (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
 }
 
+fn raw_to_g1(raw: u32) -> f32 {
+    const RAW: [u32; 11] = [
+        0, 20239, 121454, 171532, 223968, 241467, 293500, 322744, 436294, 523275, 633083,
+    ];
+    const FORCE_CENTI_N: [f32; 11] = [
+        0.0, 57.0, 257.0, 357.0, 457.0, 557.0, 657.0, 857.0, 1057.0, 1557.0, 2057.0,
+    ];
+
+    if raw <= RAW[0] {
+        return FORCE_CENTI_N[0] / 100.0;
+    }
+
+    if raw >= RAW[RAW.len() - 1] {
+        return FORCE_CENTI_N[FORCE_CENTI_N.len() - 1] / 100.0;
+    }
+
+    let mut left = 0usize;
+    let mut right = RAW.len() - 1;
+    while left + 1 < right {
+        let mid = (left + right) / 2;
+        if RAW[mid] <= raw {
+            left = mid;
+        } else {
+            right = mid;
+        }
+    }
+
+    let raw_left = RAW[left] as f32;
+    let raw_right = RAW[right] as f32;
+    let span = (raw_right - raw_left).max(1.0);
+    let ratio = (raw as f32 - raw_left) / span;
+
+    (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
+}
+
+fn raw_to_g2(raw: u32) -> f32 {
+    const RAW: [u32; 11] = [
+        0, 5398, 52896, 86945, 122546, 145001, 165933, 220575, 241578, 350285, 449530,
+    ];
+    const FORCE_CENTI_N: [f32; 11] = [
+        0.0, 57.0, 257.0, 357.0, 457.0, 557.0, 657.0, 857.0, 1057.0, 1557.0, 2057.0,
+    ];
+
+    if raw <= RAW[0] {
+        return FORCE_CENTI_N[0] / 100.0;
+    }
+
+    if raw >= RAW[RAW.len() - 1] {
+        return FORCE_CENTI_N[FORCE_CENTI_N.len() - 1] / 100.0;
+    }
+
+    let mut left = 0usize;
+    let mut right = RAW.len() - 1;
+    while left + 1 < right {
+        let mid = (left + right) / 2;
+        if RAW[mid] <= raw {
+            left = mid;
+        } else {
+            right = mid;
+        }
+    }
+
+    let raw_left = RAW[left] as f32;
+    let raw_right = RAW[right] as f32;
+    let span = (raw_right - raw_left).max(1.0);
+    let ratio = (raw as f32 - raw_left) / span;
+
+    (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
+}
+
+fn raw_to_g3(raw: u32) -> f32 {
+    const RAW: [u32; 11] = [
+        0, 4920, 35945, 46499, 65566, 69613, 89971, 122321, 146384, 203426, 269474,
+    ];
+    const FORCE_CENTI_N: [f32; 11] = [
+        0.0, 57.0, 257.0, 357.0, 457.0, 557.0, 657.0, 857.0, 1057.0, 1557.0, 2057.0,
+    ];
+
+    if raw <= RAW[0] {
+        return FORCE_CENTI_N[0] / 100.0;
+    }
+
+    if raw >= RAW[RAW.len() - 1] {
+        return FORCE_CENTI_N[FORCE_CENTI_N.len() - 1] / 100.0;
+    }
+
+    let mut left = 0usize;
+    let mut right = RAW.len() - 1;
+    while left + 1 < right {
+        let mid = (left + right) / 2;
+        if RAW[mid] <= raw {
+            left = mid;
+        } else {
+            right = mid;
+        }
+    }
+
+    let raw_left = RAW[left] as f32;
+    let raw_right = RAW[right] as f32;
+    let span = (raw_right - raw_left).max(1.0);
+    let ratio = (raw as f32 - raw_left) / span;
+
+    (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
+}
+
+fn raw_to_g4(raw: u32) -> f32 {
+    const RAW: [u32; 11] = [
+        0, 11346, 92229, 139822, 182282, 220004, 259898, 307303, 377922, 460755, 587834,
+    ];
+    const FORCE_CENTI_N: [f32; 11] = [
+        0.0, 57.0, 257.0, 357.0, 457.0, 557.0, 657.0, 857.0, 1057.0, 1557.0, 2057.0,
+    ];
+
+    if raw <= RAW[0] {
+        return FORCE_CENTI_N[0] / 100.0;
+    }
+
+    if raw >= RAW[RAW.len() - 1] {
+        return FORCE_CENTI_N[FORCE_CENTI_N.len() - 1] / 100.0;
+    }
+
+    let mut left = 0usize;
+    let mut right = RAW.len() - 1;
+    while left + 1 < right {
+        let mid = (left + right) / 2;
+        if RAW[mid] <= raw {
+            left = mid;
+        } else {
+            right = mid;
+        }
+    }
+
+    let raw_left = RAW[left] as f32;
+    let raw_right = RAW[right] as f32;
+    let span = (raw_right - raw_left).max(1.0);
+    let ratio = (raw as f32 - raw_left) / span;
+
+    (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
+}
+
+fn raw_to_g5(raw: u32) -> f32 {
+    const RAW: [u32; 11] = [
+        0, 10081, 40910, 49944, 64291, 68299, 79282, 97767, 113567, 140520, 167132,
+    ];
+    const FORCE_CENTI_N: [f32; 11] = [
+        0.0, 57.0, 257.0, 357.0, 457.0, 557.0, 657.0, 857.0, 1057.0, 1557.0, 2057.0,
+    ];
+
+    if raw <= RAW[0] {
+        return FORCE_CENTI_N[0] / 100.0;
+    }
+
+    if raw >= RAW[RAW.len() - 1] {
+        return FORCE_CENTI_N[FORCE_CENTI_N.len() - 1] / 100.0;
+    }
+
+    let mut left = 0usize;
+    let mut right = RAW.len() - 1;
+    while left + 1 < right {
+        let mid = (left + right) / 2;
+        if RAW[mid] <= raw {
+            left = mid;
+        } else {
+            right = mid;
+        }
+    }
+
+    let raw_left = RAW[left] as f32;
+    let raw_right = RAW[right] as f32;
+    let span = (raw_right - raw_left).max(1.0);
+    let ratio = (raw as f32 - raw_left) / span;
+
+    (FORCE_CENTI_N[left] + ratio * (FORCE_CENTI_N[right] - FORCE_CENTI_N[left])) / 100.0
+}
+
 fn paint_split_viewport_shell(
     ui: &egui::Ui,
     rect: egui::Rect,
@@ -648,27 +977,58 @@ fn normalize_pressure_samples(raw: &[u32]) -> PressureSamples {
 fn normalize_pressure_value(value: u32) -> [f32; 2] {
     const RANGE_MIN: f32 = 0.0;
     const RANGE_MAX: f32 = 7000.0;
+    const DISPLAY_GAMMA: f32 = 0.45;
 
     let raw_value = value as f32;
     let mapped = ((raw_value - RANGE_MIN) / (RANGE_MAX - RANGE_MIN)).clamp(0.0, 1.0);
+    let intensity = if raw_value <= RANGE_MIN + 4.0 {
+        0.0
+    } else {
+        mapped.powf(DISPLAY_GAMMA)
+    };
     let display_value = if raw_value <= RANGE_MIN + 4.0 {
         0.0
     } else {
         raw_value.round().min(9999.0)
     };
 
-    [mapped, display_value]
+    [intensity, display_value]
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn pressure_normalization_makes_low_hand_values_visible() {
+        let [zero_intensity, zero_label] = normalize_pressure_value(4);
+        assert_eq!(zero_intensity, 0.0);
+        assert_eq!(zero_label, 0.0);
+
+        let [low_intensity, low_label] = normalize_pressure_value(100);
+        assert!(
+            low_intensity > 0.10,
+            "low hand-gateway values should be visible in the wgpu dot matrix"
+        );
+        assert_eq!(low_label, 100.0);
+
+        let [max_intensity, max_label] = normalize_pressure_value(7000);
+        assert_eq!(max_intensity, 1.0);
+        assert_eq!(max_label, 7000.0);
+    }
 }
 
 impl eframe::App for EskinDesktopApp {
     fn ui(&mut self, ui: &mut egui::Ui, frame: &mut eframe::Frame) {
         let ctx = ui.ctx().clone();
+        let stats = self.connection.stats();
+        self.live_rates.tick_render(stats.rx_frames);
 
         self.update_pressure_matrix();
+        self.sync_disconnected_live_state();
         self.draw_workspace(ui);
         self.draw_title_bar(ui, frame);
-        self.draw_floating_panels(&ctx);
+        self.draw_floating_panels(&ctx, stats);
-        self.draw_panel_context_menu(&ctx);
 
         // Keep repainting while the wgpu background is a realtime viewport.
         ctx.request_repaint();

src/breakout.rs

@@ -20,6 +20,7 @@ enum BreakoutPhase {
     Idle,
     Running,
     Paused,
+    Won,
     Over,
 }
 
@@ -46,7 +47,6 @@ pub struct BreakoutGame {
     score: u32,
     combo: u32,
     lives: u32,
-    level: u32,
     last_time: Option<f64>,
     previous_pause_gesture: bool,
     pause_locked_until: f64,
@@ -63,7 +63,6 @@ impl Default for BreakoutGame {
             score: 0,
             combo: 0,
             lives: 3,
-            level: 1,
             last_time: None,
             previous_pause_gesture: false,
             pause_locked_until: 0.0,
@@ -150,7 +149,6 @@ impl BreakoutGame {
             status_chip(ui, "分数", self.score.to_string(), ACCENT_GREEN);
             status_chip(ui, "连击", self.combo.to_string(), ACCENT_ORANGE);
             status_chip(ui, "生命", self.lives.to_string(), ACCENT_RED);
-            status_chip(ui, "关卡", self.level.to_string(), ACCENT_BLUE);
         });
 
         ui.add_space(7.0);
@@ -191,12 +189,11 @@ impl BreakoutGame {
         self.score = 0;
         self.combo = 0;
         self.lives = 3;
-        self.level = 1;
         self.rebuild_bricks();
     }
 
     fn start(&mut self) {
-        if self.phase == BreakoutPhase::Over {
+        if self.phase == BreakoutPhase::Over || self.phase == BreakoutPhase::Won {
             self.reset();
         }
         if self.phase != BreakoutPhase::Running {
@@ -219,7 +216,10 @@ impl BreakoutGame {
         let threshold = pressure_pause_threshold();
         let active = top_force >= threshold;
         if active && !self.previous_pause_gesture && now >= self.pause_locked_until {
-            if self.phase == BreakoutPhase::Idle || self.phase == BreakoutPhase::Over {
+            if matches!(
+                self.phase,
+                BreakoutPhase::Idle | BreakoutPhase::Over | BreakoutPhase::Won
+            ) {
                 self.start();
             } else {
                 self.toggle_pause();
@@ -249,7 +249,7 @@ impl BreakoutGame {
     }
 
     fn launch_ball(&mut self) {
-        let direction = if self.level % 2 == 0 { -0.24 } else { 0.24 };
+        let direction = 0.24;
         self.ball_pos = egui::pos2(self.paddle_x, PADDLE_Y - PADDLE_H - BALL_RADIUS);
         self.ball_vel = egui::vec2(direction, -1.0).normalized() * BALL_SPEED;
     }
@@ -324,9 +324,8 @@ impl BreakoutGame {
         }
 
         if self.bricks.iter().all(|brick| !brick.alive) {
-            self.level += 1;
+            self.phase = BreakoutPhase::Won;
-            self.rebuild_bricks();
+            self.ball_vel = egui::Vec2::ZERO;
-            self.launch_ball();
         }
     }
 
@@ -358,6 +357,7 @@ impl BreakoutGame {
             BreakoutPhase::Idle => "待机",
             BreakoutPhase::Running => "运行",
             BreakoutPhase::Paused => "暂停",
+            BreakoutPhase::Won => "过关",
             BreakoutPhase::Over => "结束",
         }
     }
@@ -387,6 +387,7 @@ impl BreakoutGame {
 
         if self.phase == BreakoutPhase::Idle
             || self.phase == BreakoutPhase::Paused
+            || self.phase == BreakoutPhase::Won
             || self.phase == BreakoutPhase::Over
         {
             paint_center_overlay(&painter, rect, self.phase);
@@ -403,6 +404,10 @@ pub fn control_from_matrix(raw: &[u32], rows: u32, cols: u32) -> BreakoutControl
     let cols = cols.max(1) as usize;
     let sample_rows = rows.min(2);
     let sample_cols = cols.min(2);
+    let top_gesture_rows = rows.min(1);
+    let top_gesture_cols = (cols / 3).clamp(1, cols);
+    let top_gesture_col_start = (cols - top_gesture_cols) / 2;
+    let top_gesture_col_end = top_gesture_col_start + top_gesture_cols;
     let avg = |row_start: usize, row_end: usize, col_start: usize, col_end: usize| -> f32 {
         let mut sum = 0.0;
         let mut count = 0.0;
@@ -430,7 +435,12 @@ pub fn control_from_matrix(raw: &[u32], rows: u32, cols: u32) -> BreakoutControl
 
     let left_force = tl + bl;
     let right_force = tr + br;
-    let top_force = tl + tr;
+    let top_force = avg(
+        0,
+        top_gesture_rows,
+        top_gesture_col_start,
+        top_gesture_col_end,
+    );
     let span = 1200.0_f32.max((PRESSURE_RANGE_MAX - PRESSURE_RANGE_MIN) * 0.22);
     let raw_axis = ((right_force - left_force) / span).clamp(-1.0, 1.0);
     let axis = if raw_axis.abs() < 0.045 {
@@ -485,6 +495,7 @@ fn status_color(phase: BreakoutPhase) -> egui::Color32 {
         BreakoutPhase::Idle => ONE_DARK_PRO.text_dim,
         BreakoutPhase::Running => ACCENT_GREEN,
         BreakoutPhase::Paused => ACCENT_ORANGE,
+        BreakoutPhase::Won => ACCENT_GREEN,
         BreakoutPhase::Over => ACCENT_RED,
     }
 }
@@ -607,6 +618,7 @@ fn paint_center_overlay(painter: &egui::Painter, rect: egui::Rect, phase: Breako
     let (title, detail) = match phase {
         BreakoutPhase::Idle => ("按压顶部或点击开始", "左右分区压力控制挡板"),
         BreakoutPhase::Paused => ("已暂停", "再次按压顶部、P 或点击暂停继续"),
+        BreakoutPhase::Won => ("恭喜过关", "按压顶部、点击或空格重新开始"),
         BreakoutPhase::Over => ("游戏结束", "点击或空格重开"),
         BreakoutPhase::Running => ("", ""),
     };

src/force.rs

@@ -1,6 +1,7 @@
 use crate::serial_core::multi_dim_force::PztProcessor;
 
-const FINGER_SAMPLE_COUNT: usize = 84;
+pub const FINGER_SAMPLE_COUNT: usize = 84;
+pub const HAND_FINGERTIP_COUNT: usize = 5;
 const MIN_TANGENTIAL_MAGNITUDE: f32 = 0.02;
 
 #[derive(Debug, Clone, Copy)]
@@ -11,17 +12,22 @@ pub struct HudSpatialForce {
 
 pub struct ForceEstimatorState {
     pzt_processor: PztProcessor,
+    fingertip_processors: [PztProcessor; HAND_FINGERTIP_COUNT],
 }
 
 impl ForceEstimatorState {
     pub fn new() -> Self {
         Self {
             pzt_processor: PztProcessor::new(),
+            fingertip_processors: std::array::from_fn(|_| PztProcessor::new()),
         }
     }
 
     pub fn reset(&mut self) {
         self.pzt_processor.reset_baseline();
+        self.fingertip_processors
+            .iter_mut()
+            .for_each(PztProcessor::reset_baseline);
     }
 
     pub fn analyze(&mut self, values: &[u32]) -> Option<HudSpatialForce> {
@@ -40,6 +46,37 @@ impl ForceEstimatorState {
                 magnitude: analysis.magnitude,
             })
     }
+
+    pub fn analyze_fingertips(
+        &mut self,
+        values: &[u32],
+    ) -> [Option<HudSpatialForce>; HAND_FINGERTIP_COUNT] {
+        let mut forces = [None; HAND_FINGERTIP_COUNT];
+
+        for (tip_index, processor) in self.fingertip_processors.iter_mut().enumerate() {
+            let start = tip_index * FINGER_SAMPLE_COUNT;
+            let end = start + FINGER_SAMPLE_COUNT;
+            let Some(segment) = values.get(start..end) else {
+                break;
+            };
+
+            let pzt_values = segment
+                .iter()
+                .map(|value| *value as f32)
+                .collect::<Vec<_>>();
+
+            forces[tip_index] = processor
+                .get_pzt_analysis(&pzt_values)
+                .ok()
+                .filter(|analysis| analysis.magnitude > MIN_TANGENTIAL_MAGNITUDE)
+                .map(|analysis| HudSpatialForce {
+                    angle_deg: analysis.angle_deg,
+                    magnitude: analysis.magnitude,
+                });
+        }
+
+        forces
+    }
 }
 
 impl Default for ForceEstimatorState {

src/main.rs

@@ -20,12 +20,15 @@ use eframe::egui;
 fn main() -> eframe::Result<()> {
     env_logger::init();
 
+    let window_icon = eframe::icon_data::from_png_bytes(include_bytes!("../res/128x128@2x.png"))
+        .expect("load window icon failed");
     let options = eframe::NativeOptions {
         renderer: eframe::Renderer::Wgpu,
         viewport: egui::ViewportBuilder::default()
             .with_inner_size([1920.0, 1080.0])
             .with_min_inner_size([1280.0, 720.0])
-            .with_decorations(false),
+            .with_decorations(false)
+            .with_icon(window_icon),
         ..Default::default()
     };
 

src/render.rs

@@ -44,43 +44,43 @@ pub struct HandGatewayMode {
 
 const HAND_TIP_MATRICES: [HandTipMatrix; 5] = [
     HandTipMatrix {
-        center_px: [260.0, 490.0],
+        center_px: [265.0, 495.0],
         size_px: [70.0, 120.0],
-        angle_rad: -0.45,
+        angle_rad: -0.40,
     },
     HandTipMatrix {
-        center_px: [360.0, 255.0],
+        center_px: [359.0, 260.0],
         size_px: [70.0, 120.0],
-        angle_rad: -0.05,
+        angle_rad: -0.17,
     },
     HandTipMatrix {
-        center_px: [485.0, 225.0],
+        center_px: [482.0, 228.0],
         size_px: [70.0, 120.0],
-        angle_rad: 0.0,
+        angle_rad: -0.03,
     },
     HandTipMatrix {
-        center_px: [595.0, 260.0],
+        center_px: [596.0, 265.0],
         size_px: [70.0, 120.0],
-        angle_rad: 0.12,
+        angle_rad: 0.10,
     },
     HandTipMatrix {
-        center_px: [705.0, 385.0],
+        center_px: [693.0, 370.0],
         size_px: [70.0, 120.0],
-        angle_rad: 0.28,
+        angle_rad: 0.22,
     },
 ];
 
 const HAND_PALM_CHIPS: [HandPalmChip; 2] = [
     HandPalmChip {
-        center_px: [538.0, 608.0],
+        center_px: [530.0, 593.0],
-        size_px: [248.0, 82.0],
+        size_px: [258.0, 88.0],
-        angle_rad: 0.06,
+        angle_rad: 0.12,
         rows: 5,
         cols: 14,
     },
     HandPalmChip {
-        center_px: [606.0, 780.0],
+        center_px: [610.0, 778.0],
-        size_px: [72.0, 214.0],
+        size_px: [82.0, 228.0],
         angle_rad: 0.05,
         rows: 11,
         cols: 4,
@@ -90,6 +90,7 @@ const HAND_PALM_CHIPS: [HandPalmChip; 2] = [
 const HAND_FINGER_SENSOR_CELLS: usize = 12 * 7;
 const HAND_PALM_HORIZONTAL_OFFSET: usize = HAND_FINGER_SENSOR_CELLS * 5;
 const HAND_PALM_VERTICAL_OFFSET: usize = HAND_PALM_HORIZONTAL_OFFSET + 5 * 14;
+const HAND_TIP_DOT_LOCAL_Y_OFFSET_PX: f32 = 14.0;
 
 // Each entry pins one miniature matrix to a fingertip in hand.png.
 // Coordinates are authored in source-image pixels so they are easy to tune by eye.
@@ -1144,7 +1145,7 @@ fn build_hand_membrane_instances(image_width: f32, image_height: f32) -> Vec<Gly
         .map(|tip| {
             let uv_x = tip.center_px[0] / image_width.max(1.0);
             let uv_y = tip.center_px[1] / image_height.max(1.0);
-            let membrane_size = [tip.size_px[0] * 1.62, tip.size_px[1] * 1.56];
+            let membrane_size = [tip.size_px[0] * 1.44, tip.size_px[1] * 1.36];
 
             GlyphInstance {
                 // Membrane shaders read xy as hand.png UV.
@@ -1202,7 +1203,8 @@ fn build_hand_dot_instances(
 
                 // Lay out a rows x cols matrix in fingertip-local pixel space.
                 let local_x = (col as f32 - cols as f32 / 2.0 + 0.5) / cols as f32 * tip.size_px[0];
-                let local_y = (row as f32 - rows as f32 / 2.0 + 0.5) / rows as f32 * tip.size_px[1];
+                let local_y = (row as f32 - rows as f32 / 2.0 + 0.5) / rows as f32 * tip.size_px[1]
+                    + HAND_TIP_DOT_LOCAL_Y_OFFSET_PX;
 
                 // Rotate the local matrix so it follows the direction of the finger.
                 let x = tip.center_px[0] + local_x * cos - local_y * sin;
@@ -1238,16 +1240,16 @@ fn build_hand_palm_dot_instances(
     for (chip_index, chip) in HAND_PALM_CHIPS.into_iter().enumerate() {
         let cos = chip.angle_rad.cos();
         let sin = chip.angle_rad.sin();
-        // Leave a bevel around the chip so the matrix reads as embedded pixels.
+        // Palm films can float slightly beyond the hand artwork, similar to fingertip membranes.
-        let active_size = [chip.size_px[0] * 0.72, chip.size_px[1] * 0.76];
+        let active_size = [chip.size_px[0] * 0.86, chip.size_px[1] * 0.86];
 
         for row in 0..chip.rows {
             for col in 0..chip.cols {
-                let index = (row * chip.cols + col) as usize;
                 let offset = match chip_index {
                     0 => HAND_PALM_HORIZONTAL_OFFSET,
                     _ => HAND_PALM_VERTICAL_OFFSET,
                 };
+                let index = hand_palm_pressure_index(chip_index, row, col, chip.rows, chip.cols);
                 let [normalized, display_value] =
                     sample_pressure_at(pressure, offset + index, index);
 
@@ -1275,6 +1277,14 @@ fn build_hand_palm_dot_instances(
     instances
 }
 
+fn hand_palm_pressure_index(chip_index: usize, row: u32, col: u32, rows: u32, cols: u32) -> usize {
+    if chip_index == 0 {
+        (col * rows + (rows - 1 - row)) as usize
+    } else {
+        (row * cols + col) as usize
+    }
+}
+
 fn sample_pressure_at(pressure: &[[f32; 2]], index: usize, fallback_index: usize) -> [f32; 2] {
     pressure
         .get(index)
@@ -1406,3 +1416,24 @@ impl GlyphInstance {
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn hand_palm_horizontal_uses_column_major_pressure_order() {
+        assert_eq!(hand_palm_pressure_index(0, 0, 0, 5, 14), 4);
+        assert_eq!(hand_palm_pressure_index(0, 1, 0, 5, 14), 3);
+        assert_eq!(hand_palm_pressure_index(0, 0, 1, 5, 14), 9);
+        assert_eq!(hand_palm_pressure_index(0, 4, 13, 5, 14), 65);
+    }
+
+    #[test]
+    fn hand_palm_vertical_keeps_row_major_pressure_order() {
+        assert_eq!(hand_palm_pressure_index(1, 0, 0, 11, 4), 0);
+        assert_eq!(hand_palm_pressure_index(1, 0, 1, 11, 4), 1);
+        assert_eq!(hand_palm_pressure_index(1, 1, 0, 11, 4), 4);
+        assert_eq!(hand_palm_pressure_index(1, 10, 3, 11, 4), 43);
+    }
+}

src/serial_core/serial.rs

@@ -14,6 +14,7 @@ const DEFAULT_HAND_GATEWAY_NODE_SAMPLE_COUNTS: &[u16] = &[84, 84, 84, 84, 84, 70
 pub struct SerialIoStats {
     pub rx_bytes: u64,
     pub tx_bytes: u64,
+    pub rx_frames: u64,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -101,6 +102,8 @@ fn run_tactile_a_loop(
                                         recorder.add_frame(&pressures);
                                     }
                                     let _ = sample_tx.try_send(vals);
+                                    io_stats.rx_frames += 1;
+                                    publish_stats(stats_tx, io_stats);
                                 }
                             }
                         }
@@ -191,6 +194,8 @@ fn run_hand_gateway_loop(
                                     recorder.add_frame(&pressures);
                                 }
                                 let _ = sample_tx.try_send(vals);
+                                io_stats.rx_frames += 1;
+                                publish_stats(stats_tx, io_stats);
                             }
                         }
                     }

src/style.rs

@@ -61,6 +61,7 @@ pub const METRICS: DesignMetrics = DesignMetrics {
 
 pub mod layout {
     pub const TITLE_BAR_HEIGHT: f32 = 36.0;
+    pub const CONFIG_BAR_HEIGHT: f32 = 38.0;
     pub const CENTER_PANEL_TOP: f32 = 48.0;
     pub const LEFT_X: f32 = 24.0;
     pub const RIGHT_X: f32 = 1328.0;

src/ui.rs

@@ -104,10 +104,10 @@ impl Default for ConfigPanelState {
             .unwrap_or_else(|| "COM3".to_owned());
 
         Self {
-            mode: SerialMode::Finger,
+            mode: SerialMode::Hand,
             port,
             available_ports,
-            baud_rate: 921_600,
+            baud_rate: SerialMode::Hand.baud_rate(),
             data_bits: 8,
             stop_bits: 1,
             parity: Parity::None,
@@ -126,7 +126,7 @@ impl Default for ConnectPanelState {
         let port = serial_enum().unwrap_or_default();
         let selected_port = port.first().cloned().unwrap_or_default();
         Self {
-            mode: SerialMode::Finger,
+            mode: SerialMode::Hand,
             port,
             selected_port,
             duration: 10,
@@ -387,62 +387,216 @@ fn draw_connect_action_row(
 
 pub fn draw_config_panel(
     ctx: &egui::Context,
-    panel: &mut FloatingPanelState,
+    _panel: &mut FloatingPanelState,
     config: &mut ConfigPanelState,
     connection: &ConnectionManager,
     recorder: &Recorder,
+    _stats: SerialIoStats,
+    sample_rate_hz: f32,
+    render_rate_hz: f32,
 ) -> Option<SerialMode> {
-    let mut changed_mode = None;
+    let changed_mode = None;
     let conn_state = connection.state();
-    let stats = connection.stats();
-    let panel_width = responsive_panel_width(ctx, 560.0, 340.0);
     config.connected = matches!(
         conn_state,
         ConnectionState::Connected | ConnectionState::Streaming
     );
 
-    draw_floating_panel(ctx, panel, "配置", "config_panel", 560.0, 340.0, |ui| {
+    let screen = ctx.content_rect();
-        ui.set_min_width(panel_width);
+    let bar_rect = egui::Rect::from_min_size(
-        ui.set_max_width(panel_width);
+        egui::pos2(screen.left(), screen.top() + layout::TITLE_BAR_HEIGHT),
+        egui::vec2(screen.width(), layout::CONFIG_BAR_HEIGHT),
+    );
 
-        if let Some(mode) = draw_mode_row(ui, config) {
+    egui::Area::new(egui::Id::new("config_top_bar"))
-            changed_mode = Some(mode);
+        .fixed_pos(bar_rect.min)
+        .order(egui::Order::Foreground)
+        .show(ctx, |ui| {
+            ui.set_min_size(bar_rect.size());
+            ui.painter().rect_filled(
+                ui.max_rect(),
+                egui::CornerRadius::ZERO,
+                ONE_DARK_PRO.panel_deep,
+            );
+            ui.painter().line_segment(
+                [ui.max_rect().left_top(), ui.max_rect().right_top()],
+                egui::Stroke::new(1.0, ONE_DARK_PRO.border_soft),
+            );
+            ui.painter().line_segment(
+                [ui.max_rect().left_bottom(), ui.max_rect().right_bottom()],
+                egui::Stroke::new(1.0, ONE_DARK_PRO.border_soft),
+            );
+
+            ui.add_space(5.0);
+            ui.horizontal(|ui| {
+                ui.add_space(8.0);
+                ui.spacing_mut().item_spacing = egui::vec2(8.0, 0.0);
+                config.mode = SerialMode::Hand;
+                config.baud_rate = SerialMode::Hand.baud_rate();
+
+                ui.colored_label(dim_text(), "配置面板");
+                ui.add_space(8.0);
+                ui.colored_label(dim_text(), "模式");
+                ui.add_sized(
+                    egui::vec2(102.0, 28.0),
+                    style::mode_button("手掌模块", true),
+                );
+
+                ui.add_space(12.0);
+                ui.label(style::field_label("端口"));
+                egui::ComboBox::from_id_salt("config_top_bar_ports")
+                    .width(180.0)
+                    .selected_text(if config.port.is_empty() {
+                        "无可用串口".to_owned()
+                    } else {
+                        config.port.clone()
+                    })
+                    .show_ui(ui, |ui| {
+                        for port in &config.available_ports {
+                            ui.selectable_value(&mut config.port, port.clone(), port.as_str());
+                        }
+                    });
+
+                if ui
+                    .add(style::icon_button(
+                        egui::RichText::new("⟳").color(ONE_DARK_PRO.text).size(16.0),
+                        METRICS.icon_button,
+                    ))
+                    .on_hover_text("刷新串口")
+                    .clicked()
+                {
+                    refresh_config_ports(config);
                 }
 
-        // draw_mode_row(ui, config);
+                ui.add_space(10.0);
-        ui.separator();
+                ui.label(style::value_text(format!("波特率  {}", config.baud_rate)));
-        draw_connection_row(ui, config, connection, recorder, conn_state);
+                ui.add_space(10.0);
+                ui.colored_label(dim_text(), "状态");
+                ui.colored_label(
+                    connection_status_color(conn_state),
+                    connection_status_text(conn_state),
+                );
+
                 ui.add_space(8.0);
-        // Legacy serial parameter grid is intentionally kept commented for future hardware:
+                let is_connected = matches!(
-        // draw_serial_grid(ui, config);
+                    conn_state,
-        // ui.add_space(8.0);
+                    ConnectionState::Connected | ConnectionState::Streaming
-        draw_mode_body(ui, config, conn_state, stats);
+                );
+                let button_text = if is_connected { "断开" } else { "连接" };
+                if ui
+                    .add_sized(
+                        egui::vec2(118.0, 28.0),
+                        if is_connected {
+                            style::danger_button(button_text)
+                        } else {
+                            style::primary_button(button_text)
+                        },
+                    )
+                    .clicked()
+                {
+                    if is_connected {
+                        connection.disconnect();
+                    } else if !config.port.is_empty() {
+                        connection.connect(
+                            &config.port,
+                            12,
+                            7,
+                            config.mode.baud_rate(),
+                            config.mode.protocol(),
+                            recorder.clone(),
+                        );
+                    }
+                }
+
+                ui.with_layout(egui::Layout::right_to_left(egui::Align::Center), |ui| {
+                    ui.label(style::value_text(format!("{render_rate_hz:.1} Hz")));
+                    ui.colored_label(dim_text(), "画面刷新率");
+                    ui.add_space(18.0);
+                    ui.label(style::value_text(format!("{sample_rate_hz:.1} Hz")));
+                    ui.colored_label(dim_text(), "采样率");
                 });
+            });
+        });
+
     changed_mode
 }
 
-fn draw_mode_row(ui: &mut egui::Ui, config: &mut ConfigPanelState) -> Option<SerialMode> {
+pub fn draw_spatial_force_panel(
-    let mut changed_to = None;
+    ctx: &egui::Context,
-    ui.horizontal_wrapped(|ui| {
+    force: Option<HudSpatialForce>,
-        ui.colored_label(dim_text(), "模式");
+    force_history: &[f32],
-        ui.add_space(12.0);
+) {
+    let Some(force) = force else {
+        return;
+    };
 
-        if mode_button(ui, &mut config.mode, SerialMode::Finger, "指尖模块") {
+    let target_visible = has_recent_resultant_force(force_history);
-            changed_to = Some(SerialMode::Finger)
+    let anim = ctx.animate_bool(egui::Id::new("spatial_force_panel_enter"), target_visible);
+    if anim <= 0.01 {
+        return;
     }
-        if mode_button(ui, &mut config.mode, SerialMode::Hand, "手掌模块") {
-            changed_to = Some(SerialMode::Hand)
-        }
-        // mode_button(ui, &mut config.mode, SerialMode::Model, "模型");
 
-        // Legacy reconnect controls. Current sensors run fixed 921600 baud without auto-reconnect UI.
+    let target_anim = if target_visible { 1.0 } else { 0.0 };
-        // ui.with_layout(egui::Layout::right_to_left(egui::Align::Center), |ui| {
+    if (anim - target_anim).abs() > 0.001 {
-        //     ui.checkbox(&mut config.auto_reconnect, "自动");
+        ctx.request_repaint();
-        //     ui.colored_label(dim_text(), "重连");
+    }
-        // });
+
+    let alpha = (anim * 242.0).round() as u8;
+    let panel_width = responsive_panel_width(ctx, 380.0, 260.0);
+    let panel_height = responsive_panel_height(ctx, 340.0, 220.0);
+    let viewport = viewport_panel_rect(ctx);
+    let pos = egui::pos2(
+        viewport.right() - panel_width,
+        viewport.bottom() - panel_height - PANEL_VIEWPORT_MARGIN,
+    );
+
+    egui::Area::new(egui::Id::new("spatial_force_panel"))
+        .fixed_pos(pos)
+        .constrain_to(viewport)
+        .order(egui::Order::Foreground)
+        .show(ctx, |ui| {
+            faded_panel_frame(ctx, alpha).show(ui, |ui| {
+                ui.set_min_width(panel_width);
+                ui.set_max_width(panel_width);
+                ui.set_min_height(panel_height);
+
+                let text_dim = color_alpha(ONE_DARK_PRO.text_dim, alpha);
+                let accent = color_alpha(ACCENT_ORANGE, alpha);
+                let green = color_alpha(ACCENT_GREEN, alpha);
+
+                ui.horizontal(|ui| {
+                    ui.colored_label(accent, "3D FORCE");
+                    ui.label(egui::RichText::new("三维力方向").color(text_dim).size(17.0));
+                    ui.with_layout(egui::Layout::right_to_left(egui::Align::Center), |ui| {
+                        ui.colored_label(
+                            green,
+                            egui::RichText::new("LIVE").color(green).size(12.0),
+                        );
                     });
+                });
+                ui.separator();
 
-    changed_to
+                ui.vertical_centered(|ui| {
+                    let gauge_size = (panel_height - 52.0).min(panel_width - 24.0).max(168.0);
+                    let (rect, _) = ui.allocate_exact_size(
+                        egui::vec2(gauge_size, gauge_size),
+                        egui::Sense::hover(),
+                    );
+                    paint_spatial_force_gauge(ui.painter(), rect, force, alpha);
+                });
+            });
+        });
+}
+
+fn draw_mode_row(ui: &mut egui::Ui, config: &mut ConfigPanelState) -> Option<SerialMode> {
+    config.mode = SerialMode::Hand;
+    config.baud_rate = SerialMode::Hand.baud_rate();
+    ui.horizontal_wrapped(|ui| {
+        ui.colored_label(dim_text(), "Mode");
+        ui.add_space(12.0);
+        ui.label(style::panel_title("Hand Gateway"));
+    });
+    None
 }
 
 fn draw_connection_row(
@@ -609,47 +763,22 @@ fn draw_mode_body(
     config: &mut ConfigPanelState,
     conn_state: ConnectionState,
     stats: SerialIoStats,
+    sample_rate_hz: f32,
+    render_rate_hz: f32,
 ) {
-    group_frame().show(ui, |ui| match config.mode {
+    let _ = (config.mode, conn_state, stats);
-        SerialMode::Finger => {
+    draw_realtime_rate_row(ui, sample_rate_hz, render_rate_hz);
-            // Legacy module-address controls for older devices:
+}
-            // ui.horizontal(|ui| {
+
-            //     ui.label(style::field_label("模块地址"));
+fn draw_realtime_rate_row(ui: &mut egui::Ui, sample_rate_hz: f32, render_rate_hz: f32) {
-            //     ui.add_sized(
+    group_frame().show(ui, |ui| {
-            //         egui::vec2(80.0, METRICS.field_height),
+        ui.horizontal_wrapped(|ui| {
-            //         egui::DragValue::new(&mut config.module_addr).range(1..=247),
+            ui.colored_label(dim_text(), "实时采样率");
-            //     );
+            ui.label(style::value_text(format!("{sample_rate_hz:.1} Hz")));
-            //     ui.add_space(16.0);
+            ui.add_space(18.0);
-            //     if ui.add(tag_button("读取信息")).clicked() {}
+            ui.colored_label(dim_text(), "画面刷新率");
-            //     if ui.add(tag_button("探测")).clicked() {}
+            ui.label(style::value_text(format!("{render_rate_hz:.1} Hz")));
-            // });
+        });
-            draw_status_bytes_row(ui, conn_state, stats);
-        }
-        SerialMode::Hand => {
-            // Legacy manual-TX controls for older hand-module debugging:
-            // ui.horizontal(|ui| {
-            //     ui.label(style::field_label("发送"));
-            //     ui.add_sized(
-            //         egui::vec2(300.0, METRICS.field_height),
-            //         egui::TextEdit::singleline(&mut config.manual_tx),
-            //     );
-            //     if ui.add(tag_button("发送")).clicked() {}
-            //     if ui.add(tag_button("清空")).clicked() {
-            //         config.manual_tx.clear();
-            //     }
-            // });
-            draw_status_bytes_row(ui, conn_state, stats);
-        } // SerialMode::Model => {
-          //     ui.horizontal(|ui| {
-          //         ui.label(style::field_label("模型"));
-          //         ui.add_sized(
-          //             egui::vec2(300.0, METRICS.field_height),
-          //             egui::TextEdit::singleline(&mut config.model_path),
-          //         );
-          //         if ui.add(tag_button("加载")).clicked() {}
-          //         if ui.add(tag_button("运行")).clicked() {}
-          //     });
-          // }
     });
 }
 
@@ -828,14 +957,17 @@ pub fn draw_stats_panel(
 const FORCE_CHART_MAX_N: f32 = 25.6;
 const FORCE_CHART_SAMPLE_SECONDS: f32 = 0.1;
 const FORCE_PANEL_ACTIVE_TAIL: usize = 8;
+const FORCE_PANEL_EXIT_DELAY_SECONDS: f64 = 3.0;
 
-const HAND_FORCE_PANEL_MIN_WIDTH: f32 = 220.0;
+const HAND_FORCE_PANEL_MIN_WIDTH: f32 = 160.0;
-const HAND_FORCE_PANEL_MAX_WIDTH: f32 = 500.0;
+const HAND_FORCE_PANEL_MAX_WIDTH: f32 = 560.0;
-const HAND_FORCE_PANEL_MIN_HEIGHT: f32 = 104.0;
+const HAND_FORCE_PANEL_MIN_HEIGHT: f32 = 72.0;
-const HAND_FORCE_PANEL_MAX_HEIGHT: f32 = 190.0;
+const HAND_FORCE_PANEL_MAX_HEIGHT: f32 = 230.0;
-const HAND_FORCE_PANEL_GAP: f32 = 12.0;
+const HAND_FORCE_PANEL_GAP: f32 = 20.0;
 const HAND_FORCE_PANEL_SIDE_MARGIN: f32 = 24.0;
 const HAND_FORCE_PANEL_VERTICAL_MARGIN: f32 = 28.0;
+const HAND_FORCE_CENTER_MIN_WIDTH: f32 = 420.0;
+const HAND_FORCE_CENTER_MAX_WIDTH: f32 = 820.0;
 const HAND_FORCE_PANEL_TITLES: [(&str, &str); 7] = [
     ("T1", "拇指"),
     ("T2", "食指"),
@@ -855,15 +987,14 @@ fn has_recent_resultant_force(values: &[f32]) -> bool {
 }
 
 pub fn draw_hand_force_panels(ctx: &egui::Context, visible: bool, histories: &[Vec<f32>]) {
-    let hand_active = histories
-        .iter()
-        .any(|history| has_recent_resultant_force(history));
-    let target_visible = visible && hand_active;
     let screen = ctx.content_rect();
     let side_margin = HAND_FORCE_PANEL_SIDE_MARGIN.min((screen.width() * 0.025).max(10.0));
     let vertical_margin = HAND_FORCE_PANEL_VERTICAL_MARGIN.min((screen.height() * 0.04).max(10.0));
-    let gap = HAND_FORCE_PANEL_GAP.min((screen.height() * 0.018).max(6.0));
+    let gap = HAND_FORCE_PANEL_GAP.min((screen.height() * 0.024).max(12.0));
-    let side_width = ((screen.width() - side_margin * 4.0) * 0.25).max(0.0);
+    let reserved_center_width = (screen.width() * 0.42)
+        .clamp(HAND_FORCE_CENTER_MIN_WIDTH, HAND_FORCE_CENTER_MAX_WIDTH)
+        .min((screen.width() - side_margin * 2.0).max(0.0));
+    let side_width = ((screen.width() - reserved_center_width - side_margin * 2.0) * 0.5).max(0.0);
     let panel_width = side_width
         .min(HAND_FORCE_PANEL_MAX_WIDTH)
         .max(HAND_FORCE_PANEL_MIN_WIDTH.min(side_width));
@@ -871,17 +1002,16 @@ pub fn draw_hand_force_panels(ctx: &egui::Context, visible: bool, histories: &[V
     let right_x = screen.right() - side_margin - panel_width;
     let left_count = 4usize;
     let right_count = HAND_FORCE_PANEL_TITLES.len() - left_count;
-    let available_height =
+    let chrome_height = layout::TITLE_BAR_HEIGHT + layout::CONFIG_BAR_HEIGHT;
-        (screen.height() - layout::TITLE_BAR_HEIGHT - vertical_margin * 2.0).max(0.0);
+    let available_height = (screen.height() - chrome_height - vertical_margin * 2.0).max(0.0);
     let panel_height = ((available_height - (left_count - 1) as f32 * gap) / left_count as f32)
-        .clamp(
+        .max(0.0)
-            HAND_FORCE_PANEL_MIN_HEIGHT.min(available_height),
+        .min(HAND_FORCE_PANEL_MAX_HEIGHT)
-            HAND_FORCE_PANEL_MAX_HEIGHT,
+        .max(HAND_FORCE_PANEL_MIN_HEIGHT.min(available_height / left_count as f32));
-        );
     let left_height = left_count as f32 * panel_height + (left_count - 1) as f32 * gap;
     let right_height =
         right_count as f32 * panel_height + (right_count.saturating_sub(1)) as f32 * gap;
-    let min_top = screen.top() + layout::TITLE_BAR_HEIGHT + vertical_margin;
+    let min_top = screen.top() + chrome_height + vertical_margin;
     let left_top = (screen.center().y - left_height * 0.5).max(min_top);
     let right_top = (screen.center().y - right_height * 0.5).max(min_top);
 
@@ -903,7 +1033,8 @@ pub fn draw_hand_force_panels(ctx: &egui::Context, visible: bool, histories: &[V
             egui::Id::new(format!("hand_force_panel_{index}")),
             egui::pos2(target_x, target_y),
             egui::vec2(panel_width, panel_height),
-            target_visible,
+            index < left_count,
+            visible,
             code,
             title,
             history,
@@ -916,12 +1047,35 @@ fn draw_force_chart_area(
     id: egui::Id,
     target_pos: egui::Pos2,
     size: egui::Vec2,
+    from_left: bool,
     target_visible: bool,
     code: &'static str,
     title: &'static str,
     values: &[f32],
 ) {
-    let anim = ctx.animate_bool(id.with("enter"), target_visible);
+    let now = ctx.input(|input| input.time);
+    let active = target_visible && has_recent_resultant_force(values);
+    let state_id = id.with("active_state");
+    let mut last_active_at = ctx.data_mut(|data| data.get_temp::<f64>(state_id));
+    if active {
+        last_active_at = Some(now);
+        ctx.data_mut(|data| data.insert_temp(state_id, now));
+    } else if !target_visible {
+        last_active_at = None;
+        ctx.data_mut(|data| data.remove::<f64>(state_id));
+    }
+
+    let target_visible =
+        last_active_at.is_some_and(|active_at| now - active_at <= FORCE_PANEL_EXIT_DELAY_SECONDS);
+    let anim_id = id.with("enter");
+    let anim_seeded_id = id.with("enter_seeded");
+    let anim_seeded = ctx.data_mut(|data| data.get_temp::<bool>(anim_seeded_id).unwrap_or(false));
+    if target_visible && !anim_seeded {
+        ctx.animate_bool(anim_id, false);
+        ctx.data_mut(|data| data.insert_temp(anim_seeded_id, true));
+    }
+
+    let anim = ctx.animate_bool(anim_id, target_visible);
 
     if anim <= 0.01 {
         return;
@@ -933,20 +1087,27 @@ fn draw_force_chart_area(
     }
 
     let eased = ease_in_out(anim);
-    let hidden_y = ctx.content_rect().bottom() + HAND_FORCE_PANEL_GAP;
+    let hidden_x = if from_left {
-    let y = egui::lerp(hidden_y..=target_pos.y, eased);
+        ctx.content_rect().left() - size.x - HAND_FORCE_PANEL_GAP
+    } else {
+        ctx.content_rect().right() + HAND_FORCE_PANEL_GAP
+    };
+    let x = egui::lerp(hidden_x..=target_pos.x, eased);
 
     egui::Area::new(id)
-        .fixed_pos(egui::pos2(target_pos.x, y))
+        .fixed_pos(egui::pos2(x, target_pos.y))
         .constrain_to(viewport_panel_rect(ctx))
         .order(egui::Order::Foreground)
         .show(ctx, |ui| {
             panel_frame(ctx).show(ui, |ui| {
+                let padding = METRICS.panel_padding as f32;
+                let inner_width = (size.x - padding * 2.0).max(80.0);
+                let inner_height = (size.y - padding * 2.0).max(48.0);
                 ui.spacing_mut().item_spacing = egui::vec2(METRICS.item_gap, 6.0);
-                ui.set_min_width(size.x);
+                ui.set_min_width(inner_width);
-                ui.set_max_width(size.x);
+                ui.set_max_width(inner_width);
-                ui.set_min_height(size.y);
+                ui.set_min_height(inner_height);
-                draw_force_chart_panel_contents(ui, code, title, values, size.y);
+                draw_force_chart_panel_contents(ui, code, title, values, inner_height);
             });
         });
 }
@@ -969,7 +1130,7 @@ fn draw_force_chart_panel_contents(
     });
 
     ui.add_space(6.0);
-    let chart_height = (content_height - 32.0).max(90.0);
+    let chart_height = (content_height - 32.0).max(36.0);
     paint_resultant_force_chart(ui, values, chart_height);
 }
 
@@ -977,7 +1138,7 @@ fn paint_resultant_force_chart(ui: &mut egui::Ui, values: &[f32], chart_height:
     const CHART_POINTS: usize = 42;
     const CHART_WINDOW_SECONDS: f32 = CHART_POINTS as f32 * FORCE_CHART_SAMPLE_SECONDS;
 
-    let width = ui.available_width().max(180.0);
+    let width = ui.available_width().max(80.0);
     let (rect, _) = ui.allocate_exact_size(egui::vec2(width, chart_height), egui::Sense::hover());
     let painter = ui.painter_at(rect);
     let radius = egui::CornerRadius::same(5);
@@ -1015,9 +1176,7 @@ fn paint_resultant_force_chart(ui: &mut egui::Ui, values: &[f32], chart_height:
         .ctx()
         .animate_bool(egui::Id::new("resultant_force_chart_enter"), true);
     let slide_offset = (1.0 - enter) * -chart_rect.width() * 0.65;
-    let tick_phase = (time / FORCE_CHART_SAMPLE_SECONDS).fract();
+    let plot_rect = chart_rect.translate(egui::vec2(slide_offset, 0.0));
-    let scroll_offset = -tick_phase * chart_rect.width() / CHART_POINTS.max(1) as f32;
-    let plot_rect = chart_rect.translate(egui::vec2(slide_offset + scroll_offset, 0.0));
 
     let mut points = Vec::with_capacity(values.len());
     let start_slot = CHART_POINTS.saturating_sub(values.len());
@@ -1144,6 +1303,132 @@ fn color_alpha(color: egui::Color32, alpha: u8) -> egui::Color32 {
     egui::Color32::from_rgba_premultiplied(color.r(), color.g(), color.b(), alpha)
 }
 
+fn faded_panel_frame(ctx: &egui::Context, alpha: u8) -> egui::Frame {
+    let style = ctx.global_style();
+    egui::Frame::window(&style)
+        .fill(color_alpha(ONE_DARK_PRO.panel, alpha))
+        .stroke(egui::Stroke::new(
+            1.0,
+            color_alpha(ONE_DARK_PRO.border, alpha),
+        ))
+        .corner_radius(egui::CornerRadius::same(ONE_DARK_PRO.radius))
+        .inner_margin(egui::Margin::same(METRICS.panel_padding))
+        .shadow(egui::epaint::Shadow {
+            offset: [0, 14],
+            blur: 28,
+            spread: 0,
+            color: egui::Color32::from_black_alpha((alpha as f32 * 0.45) as u8),
+        })
+}
+
+fn paint_spatial_force_gauge(
+    painter: &egui::Painter,
+    rect: egui::Rect,
+    force: HudSpatialForce,
+    alpha: u8,
+) {
+    let center = rect.center();
+    let radius = rect.width().min(rect.height()) * 0.42;
+    let angle = force.angle_deg.to_radians();
+    let direction = egui::vec2(angle.cos(), angle.sin());
+    let magnitude = force.magnitude.clamp(0.0, 1.0);
+    let end = center + direction * (radius * (0.35 + magnitude * 0.65));
+    let side = egui::vec2(-direction.y, direction.x);
+
+    painter.circle_stroke(
+        center,
+        radius,
+        egui::Stroke::new(1.0, color_alpha(ONE_DARK_PRO.border, alpha)),
+    );
+    painter.circle_stroke(
+        center,
+        radius * 0.55,
+        egui::Stroke::new(1.0, color_alpha(ONE_DARK_PRO.border_soft, alpha / 2)),
+    );
+    painter.line_segment(
+        [
+            center + egui::vec2(-radius, 0.0),
+            center + egui::vec2(radius, 0.0),
+        ],
+        egui::Stroke::new(1.0, color_alpha(ONE_DARK_PRO.border_soft, alpha / 3)),
+    );
+    painter.line_segment(
+        [
+            center + egui::vec2(0.0, -radius),
+            center + egui::vec2(0.0, radius),
+        ],
+        egui::Stroke::new(1.0, color_alpha(ONE_DARK_PRO.border_soft, alpha / 3)),
+    );
+    painter.circle_filled(
+        end,
+        12.0,
+        color_alpha(ACCENT_ORANGE, (alpha as f32 * 0.16) as u8),
+    );
+    painter.line_segment(
+        [center, end],
+        egui::Stroke::new(4.0, color_alpha(ACCENT_ORANGE, alpha)),
+    );
+    painter.line_segment(
+        [end, end - direction * 13.0 + side * 7.0],
+        egui::Stroke::new(3.0, color_alpha(ACCENT_ORANGE, alpha)),
+    );
+    painter.line_segment(
+        [end, end - direction * 13.0 - side * 7.0],
+        egui::Stroke::new(3.0, color_alpha(ACCENT_ORANGE, alpha)),
+    );
+    painter.circle_filled(center, 4.5, color_alpha(ONE_DARK_PRO.text_dim, alpha));
+    painter.circle_filled(end, 5.5, color_alpha(ACCENT_GREEN, alpha));
+    painter.circle_filled(end, 2.2, color_alpha(egui::Color32::WHITE, alpha));
+}
+
+fn draw_pinned_panel(
+    ctx: &egui::Context,
+    _panel: &mut FloatingPanelState,
+    title: &'static str,
+    id: &'static str,
+    preferred_width: f32,
+    min_width: f32,
+    add_contents: impl FnOnce(&mut egui::Ui),
+) {
+    let panel_width = responsive_panel_width(ctx, preferred_width, min_width);
+    let max_height = responsive_panel_height(ctx, ctx.content_rect().height(), 180.0);
+    let viewport = viewport_panel_rect(ctx);
+    let x = (viewport.center().x - panel_width * 0.5).clamp(
+        viewport.left(),
+        (viewport.right() - panel_width).max(viewport.left()),
+    );
+    let y = viewport.top() + layout::TITLE_BAR_HEIGHT + PANEL_VIEWPORT_MARGIN;
+    let pos = egui::pos2(x, y);
+
+    egui::Window::new(title)
+        .id(egui::Id::new(id))
+        .current_pos(pos)
+        .max_width(panel_width)
+        .max_height(max_height)
+        .constrain_to(viewport_panel_rect(ctx))
+        .title_bar(false)
+        .resizable(false)
+        .frame(panel_frame(ctx))
+        .show(ctx, |ui| {
+            ui.spacing_mut().item_spacing = egui::vec2(METRICS.item_gap, 6.0);
+            ui.set_min_width(panel_width);
+            ui.set_max_width(panel_width);
+            ui.horizontal(|ui| {
+                ui.label(style::panel_title(title));
+            });
+            ui.separator();
+            let content_max_height = (max_height - 60.0).max(120.0);
+            egui::ScrollArea::vertical()
+                .max_height(content_max_height)
+                .auto_shrink([false, true])
+                .show(ui, |ui| {
+                    ui.set_min_width(panel_width);
+                    ui.set_max_width(panel_width);
+                    add_contents(ui);
+                });
+        });
+}
+
 fn draw_floating_panel(
     ctx: &egui::Context,
     panel: &mut FloatingPanelState,

static/wgsl/shader.wgsl

@@ -63,7 +63,7 @@ fn linear_to_srgb(linear: vec3f) -> vec3f {
 
 fn output_color(linear_rgb: vec3f, alpha: f32) -> vec4f {
     let clamped = clamp(linear_rgb, vec3f(0.0), vec3f(1.0));
-    if (u.color.w > 0.5) {
+    if u.color.w > 0.5 {
         return vec4f(clamped, alpha);
     }
 
@@ -91,12 +91,12 @@ fn range_stop_color(index: u32) -> vec3f {
 fn sample_range_color(value: f32) -> vec3f {
     let t = saturate(value);
 
-    if (t <= 0.33) {
+    if t <= 0.33 {
         let local = smoothstep(0.0, 0.33, t);
         return mix(range_stop_color(0u), range_stop_color(1u), local);
     }
 
-    if (t <= 0.66) {
+    if t <= 0.66 {
         let local = smoothstep(0.33, 0.66, t);
         return mix(range_stop_color(1u), range_stop_color(2u), local);
     }
@@ -105,7 +105,6 @@ fn sample_range_color(value: f32) -> vec3f {
     return mix(range_stop_color(2u), range_stop_color(3u), local);
 }
 
-
 // background
 struct BackgroundVertexOutput {
     @builtin(position) clip_position: vec4f,
@@ -129,7 +128,6 @@ fn fs_background(@builtin(position) frag_coord: vec4f) -> @location(0) vec4f {
     return output_color(vec3f(0.0, 0.0, 0.0), 1.0);
 }
 
-
 // hand image background
 struct HandImageVertexOutput {
     @builtin(position) clip_position: vec4f,
@@ -167,7 +165,7 @@ fn fs_hand_image(in: HandImageVertexOutput) -> @location(0) vec4f {
     let image_aspect = u.image.x / max(u.image.y, 1.0);
 
     var uv = in.screen_uv;
-    if (viewport_aspect > image_aspect) {
+    if viewport_aspect > image_aspect {
         let image_width = image_aspect / viewport_aspect;
         uv.x = (uv.x - (1.0 - image_width) * 0.5) / image_width;
     } else {
@@ -175,7 +173,7 @@ fn fs_hand_image(in: HandImageVertexOutput) -> @location(0) vec4f {
         uv.y = (uv.y - (1.0 - image_height) * 0.5) / image_height;
     }
 
-    if (uv.x < 0.0 || uv.x > 1.0 || uv.y < 0.0 || uv.y > 1.0) {
+    if uv.x < 0.0 || uv.x > 1.0 || uv.y < 0.0 || uv.y > 1.0 {
         discard;
     }
 
@@ -183,7 +181,6 @@ fn fs_hand_image(in: HandImageVertexOutput) -> @location(0) vec4f {
     return output_color(color.rgb, color.a);
 }
 
-
 // glyph
 struct GlyphVertexInput {
     @location(0) local: vec2f,
@@ -226,45 +223,45 @@ fn digit_segment_on(digit: u32, segment: u32) -> bool {
 
 fn seven_segment_digit_alpha(local: vec2f, digit: u32) -> f32 {
     var alpha = 0.0;
-    if (digit_segment_on(digit, 0u)) {
+    if digit_segment_on(digit, 0u) {
         alpha = max(alpha, rect_alpha(local, vec2f(0.0, 0.70), vec2f(0.38, 0.078)));
     }
-    if (digit_segment_on(digit, 1u)) {
+    if digit_segment_on(digit, 1u) {
         alpha = max(alpha, rect_alpha(local, vec2f(0.39, 0.36), vec2f(0.078, 0.335)));
     }
-    if (digit_segment_on(digit, 2u)) {
+    if digit_segment_on(digit, 2u) {
         alpha = max(alpha, rect_alpha(local, vec2f(0.39, -0.36), vec2f(0.078, 0.335)));
     }
-    if (digit_segment_on(digit, 3u)) {
+    if digit_segment_on(digit, 3u) {
         alpha = max(alpha, rect_alpha(local, vec2f(0.0, -0.70), vec2f(0.38, 0.078)));
     }
-    if (digit_segment_on(digit, 4u)) {
+    if digit_segment_on(digit, 4u) {
         alpha = max(alpha, rect_alpha(local, vec2f(-0.39, -0.36), vec2f(0.078, 0.335)));
     }
-    if (digit_segment_on(digit, 5u)) {
+    if digit_segment_on(digit, 5u) {
         alpha = max(alpha, rect_alpha(local, vec2f(-0.39, 0.36), vec2f(0.078, 0.335)));
     }
-    if (digit_segment_on(digit, 6u)) {
+    if digit_segment_on(digit, 6u) {
         alpha = max(alpha, rect_alpha(local, vec2f(0.0, 0.0), vec2f(0.35, 0.075)));
     }
     return alpha;
 }
 
 fn digit_count(value: u32) -> u32 {
-    if (value >= 1000u) {
+    if value >= 1000u {
         return 4u;
     }
-    if (value >= 100u) {
+    if value >= 100u {
         return 3u;
     }
-    if (value >= 10u) {
+    if value >= 10u {
         return 2u;
     }
     return 1u;
 }
 
 fn digit_at(value: u32, slot: u32, count: u32) -> u32 {
-    if (count == 4u) {
+    if count == 4u {
         switch slot {
             case 0u: { return (value / 1000u) % 10u; }
             case 1u: { return (value / 100u) % 10u; }
@@ -272,14 +269,14 @@ fn digit_at(value: u32, slot: u32, count: u32) -> u32 {
             default: { return value % 10u; }
         }
     }
-    if (count == 3u) {
+    if count == 3u {
         switch slot {
             case 0u: { return (value / 100u) % 10u; }
             case 1u: { return (value / 10u) % 10u; }
             default: { return value % 10u; }
         }
     }
-    if (count == 2u) {
+    if count == 2u {
         return select(value % 10u, (value / 10u) % 10u, slot == 0u);
     }
     return value % 10u;
@@ -294,7 +291,7 @@ fn number_alpha(local: vec2f, display_value: f32) -> f32 {
     var alpha = 0.0;
 
     for (var slot = 0u; slot < 4u; slot = slot + 1u) {
-        if (slot < count) {
+        if slot < count {
             let center_x = start_x + f32(slot) * slot_width;
             let digit_local = vec2f((local.x - center_x) / (slot_width * 0.78), local.y / 0.92);
             let digit = digit_at(value, slot, count);
@@ -335,8 +332,7 @@ struct DotVertexInput {
 
 struct DotInstanceInput {
     @location(1) world_position: vec4f,
-    @location(2) style: vec4f
+    @location(2) style: vec4f}
-}
 
 struct DotVertexOutput {
     @builtin(position) clip_position: vec4f,
@@ -358,7 +354,7 @@ fn hand_image_uv_to_clip(image_uv: vec2f) -> vec2f {
 
     var screen_uv = image_uv;
 
-    if (viewport_aspect > image_aspect) {
+    if viewport_aspect > image_aspect {
         let image_width = image_aspect / viewport_aspect;
         screen_uv.x = image_uv.x * image_width + (1.0 - image_width) * 0.5;
     } else {
@@ -386,12 +382,15 @@ fn rounded_rect_alpha(local: vec2f, radius: f32, softness: f32) -> f32 {
     return 1.0 - smoothstep(0.0, softness, dist);
 }
 
+fn dot_matrix(uv: vec2f, grid: vec2f, dot_radius: f32, dot_softness: f32) -> f32 {
+    let cell = fract(uv * grid) - vec2f(0.5, 0.5);
+    return 1.0 - smoothstep(dot_radius, dot_radius + dot_softness, length(cell));
+}
+
 fn fingertip_film_alpha(
     local: vec2f,
     half_width: f32,
     cap_center_y: f32,
-    rear_edge_y: f32,
-    rear_bulge: f32,
     softness: f32,
 ) -> f32 {
     // Top/front of the film is a closed round fingertip cap.
@@ -399,14 +398,10 @@ fn fingertip_film_alpha(
     let cap = (1.0 - smoothstep(half_width, half_width + softness, cap_dist))
         * (1.0 - smoothstep(cap_center_y - softness, cap_center_y + softness, local.y));
 
-    // The rear half keeps nearly parallel sides and ends with a shallow arc;
+    // The rear remains open; the carrier quad clips the membrane at its end.
-    // it deliberately does not converge back into another capsule end.
-    let x_norm = clamp(abs(local.x) / max(half_width, 0.001), 0.0, 1.0);
-    let rear_curve_y = rear_edge_y + rear_bulge * (1.0 - x_norm * x_norm);
     let side = 1.0 - smoothstep(half_width, half_width + softness, abs(local.x));
-    let rear = 1.0 - smoothstep(rear_curve_y, rear_curve_y + softness, local.y);
     let body_gate = smoothstep(cap_center_y - softness, cap_center_y + softness, local.y);
-    let body = side * rear * body_gate;
+    let body = side * body_gate;
 
     return max(cap, body);
 }
@@ -427,38 +422,93 @@ fn vs_hand_membrane(vertex: DotVertexInput, instance: DotInstanceInput) -> HandM
 
 @fragment
 fn fs_hand_membrane(in: HandMembraneVertexOutput) -> @location(0) vec4f {
-    // The film shape matches the fingertip: closed round front, parallel rear sides,
+    let p = in.local;
-    // and a shallow rear arc instead of a second capsule end.
-    let panel = fingertip_film_alpha(in.local, 0.66, -0.38, 0.72, 0.18, 0.045);
-    let inner = fingertip_film_alpha(in.local, 0.54, -0.36, 0.64, 0.12, 0.060);
-    let border = clamp(panel - inner * 0.52, 0.0, 1.0);
 
-    // Dense mesh: the live 12x7 pressure dots sit over this finer sensor lattice.
+    let halo_shape = fingertip_film_alpha(p, 0.72, -0.20, 0.055);
-    let uv = clamp(in.local * 0.5 + vec2f(0.5, 0.5), vec2f(0.0, 0.0), vec2f(1.0, 1.0));
+    let panel = fingertip_film_alpha(p, 0.66, -0.22, 0.035);
-    let grid = vec2f(18.0, 34.0);
+    let inner = fingertip_film_alpha(p, 0.58, -0.25, 0.045);
-    let cell = uv * grid - vec2f(0.5, 0.5);
+    let clear_inner = fingertip_film_alpha(p, 0.48, -0.24, 0.160);
-    let nearest = abs(fract(cell + vec2f(0.5, 0.5)) - vec2f(0.5, 0.5));
+
-    let grid_line = max(
+    let halo = clamp(halo_shape - panel, 0.0, 1.0);
-        1.0 - smoothstep(0.014, 0.038, nearest.x),
+    let rim = clamp(panel - inner, 0.0, 1.0);
-        1.0 - smoothstep(0.014, 0.038, nearest.y),
+    let edge_fade = pow(clamp(1.0 - clear_inner, 0.0, 1.0), 1.20) * panel;
+
+    // Strong pseudo extrusion / bevel.
+    let depth_offset = vec2f(0.045, 0.055);
+    let back_shape_1 = fingertip_film_alpha(p - depth_offset * 0.55, 0.66, -0.22, 0.045);
+    let back_shape_2 = fingertip_film_alpha(p - depth_offset, 0.66, -0.22, 0.060);
+    let extrusion = clamp(max(back_shape_1, back_shape_2) - panel, 0.0, 1.0);
+
+    let bevel_offset = vec2f(0.028, 0.034);
+    let shifted_down_right = fingertip_film_alpha(p - bevel_offset, 0.66, -0.22, 0.035);
+    let bevel_light = clamp(panel - shifted_down_right, 0.0, 1.0);
+    let shifted_up_left = fingertip_film_alpha(p + bevel_offset, 0.66, -0.22, 0.035);
+    let bevel_dark = clamp(panel - shifted_up_left, 0.0, 1.0);
+
+    let broad_bevel = edge_fade * clamp(0.58 - p.x * 0.20 - p.y * 0.18, 0.0, 1.0);
+
+    // Micro lattice.
+    let uv = clamp(
+        p * vec2f(0.52, 0.46) + vec2f(0.5, 0.46),
+        vec2f(0.0, 0.0),
+        vec2f(1.0, 1.0),
     );
-    let joint = 1.0 - smoothstep(0.070, 0.150, length(nearest * vec2f(1.18, 1.0)));
-    let center_shadow = 1.0 - smoothstep(0.10, 0.76, length(in.local * vec2f(0.92, 0.66)));
 
-    let top_light = smoothstep(-0.52, 0.16, -in.local.y) * 0.20;
+    let grid = vec2f(18.0, 34.0);
-    let side_glow = smoothstep(0.30, 0.70, abs(in.local.x)) * 0.26;
+    let cell_uv = fract(uv * grid) - vec2f(0.5, 0.5);
-    let lift_shadow = smoothstep(0.48, 0.86, in.local.y) * (1.0 - smoothstep(0.50, 0.86, abs(in.local.x))) * 0.13;
+    let dot_dist = length(cell_uv * vec2f(1.0, 1.06));
-    let scan = (0.5 + 0.5 * sin((uv.y * 76.0 + uv.x * 9.0) * 6.28318)) * 0.030;
+    let dot_aa = max(fwidth(dot_dist) * 1.35, 0.006);
+    let dots = (1.0 - smoothstep(0.105 - dot_aa, 0.105 + dot_aa, dot_dist)) * inner;
 
-    let membrane_color = vec3f(0.006, 0.28, 0.38);
+    let sheen_axis = p.x * 0.88 + p.y * 0.22 + 0.16;
-    let line_color = vec3f(0.12, 0.72, 0.88);
+    let sheen = (1.0 - smoothstep(0.018, 0.105, abs(sheen_axis))) * panel;
-    let rim_color = vec3f(0.18, 0.98, 1.0);
+    let shell_sheen = sheen * (0.26 + edge_fade * 0.74);
-    let color = membrane_color * (0.68 + top_light + side_glow + scan)
+
-        + line_color * (grid_line * 0.20 + joint * 0.42)
+    // Temporary synthetic pressure hotspot. Real hand pressure dots are drawn above this pass.
-        + rim_color * (border * 0.92 + side_glow * 0.18)
+    let pressure_center = vec2f(-0.08, -0.12);
-        - vec3f(0.0, 0.16, 0.24) * center_shadow * 0.30
+    let pressure_dist = length((p - pressure_center) * vec2f(1.0, 0.74));
-        - vec3f(0.0, 0.10, 0.16) * lift_shadow;
+    let pressure = (1.0 - smoothstep(0.05, 0.36, pressure_dist)) * inner;
-    let alpha = panel * (0.24 + grid_line * 0.10 + joint * 0.23 + border * 0.42);
+    let pressure_hot = (1.0 - smoothstep(0.02, 0.13, pressure_dist)) * inner;
+
+    let glass_base = vec3f(0.006, 0.055, 0.105);
+    let glass_cyan = vec3f(0.025, 0.42, 0.58);
+    let rim_color = vec3f(0.10, 0.88, 1.00);
+    let extrusion_color = vec3f(0.004, 0.080, 0.110);
+    let extrusion_edge_color = vec3f(0.015, 0.30, 0.38);
+    let bevel_highlight = vec3f(0.48, 1.00, 1.00);
+    let bevel_dark_color = vec3f(0.004, 0.035, 0.060);
+    let dot_color = vec3f(0.08, 0.48, 0.58);
+    let pressure_color = dot_color;
+    let pressure_hot_color = dot_color;
+
+    let color = extrusion_color * extrusion * 0.90
+        + extrusion_edge_color * extrusion * halo_shape * 0.32
+        + glass_base * panel * 0.26
+        + glass_cyan * edge_fade * 0.46
+        + glass_cyan * broad_bevel * 0.24
+        + rim_color * rim * 0.88
+        + bevel_highlight * bevel_light * 1.35
+        + bevel_dark_color * bevel_dark * 0.95
+        + bevel_highlight * shell_sheen * 0.28
+        + rim_color * halo * 0.16
+        + dot_color * dots * 0.68
+        + pressure_color * dots * pressure * 0.82
+        + pressure_hot_color * dots * pressure_hot * 0.90;
+
+    let alpha = clamp(
+        extrusion * 0.44
+            + panel * 0.055
+            + edge_fade * 0.30
+            + rim * 0.34
+            + bevel_light * 0.34
+            + bevel_dark * 0.20
+            + shell_sheen * 0.09
+            + halo * 0.045
+            + dots * 0.09
+            + dots * pressure * 0.10,
+        0.0,
+        0.90,
+    );
 
     return output_color(color, alpha);
 }
@@ -532,33 +582,9 @@ fn vs_hand_palm_chip(vertex: DotVertexInput, instance: DotInstanceInput) -> Hand
 
 @fragment
 fn fs_hand_palm_chip(in: HandPalmChipVertexOutput) -> @location(0) vec4f {
-    // Dark rounded tile: this is the inset chip body sitting inside the palm surface.
+    // The live palm-dot pass draws every chip cell, including the idle dots.
-    let panel = rounded_rect_alpha(in.local, 0.10, 0.040);
+    // Keeping this background pass transparent prevents a second offset dot grid.
-    let inset = rounded_rect_alpha(in.local * vec2f(1.10, 1.08), 0.08, 0.052);
+    return output_color(vec3f(0.0, 0.0, 0.0), 0.0);
-    let rim = clamp(panel - inset * 0.72, 0.0, 1.0);
-
-    // Inactive chip pixels use the chip's real hand layout:
-    // horizontal 14 columns x 5 rows, or vertical 4 columns x 11 rows.
-    let uv = clamp(in.local * 0.5 + vec2f(0.5, 0.5), vec2f(0.0, 0.0), vec2f(1.0, 1.0));
-    let cell = abs(fract(uv * in.grid) - vec2f(0.5, 0.5));
-    let micro_pixel = 1.0 - smoothstep(0.105, 0.178, length(cell * vec2f(1.04, 0.94)));
-
-    let top_bevel = smoothstep(-0.96, -0.18, -in.local.y) * 0.16;
-    let lower_shadow = smoothstep(0.20, 0.92, in.local.y) * 0.22;
-    let side_bevel = smoothstep(0.58, 0.96, abs(in.local.x)) * 0.12;
-    let scan = (0.5 + 0.5 * sin((uv.y * 36.0 + uv.x * 7.0) * 6.28318)) * 0.026;
-
-    let base = vec3f(0.004, 0.012, 0.018);
-    let glass = vec3f(0.012, 0.048, 0.064);
-    let pixel_color = vec3f(0.075, 0.300, 0.360);
-    let rim_color = vec3f(0.060, 0.560, 0.670);
-    let color = base * (0.92 - lower_shadow)
-        + glass * (0.52 + top_bevel + side_bevel + scan)
-        + pixel_color * micro_pixel * 0.70
-        + rim_color * rim * 0.60;
-
-    let alpha = panel * (0.64 + micro_pixel * 0.18 + rim * 0.20);
-    return output_color(color, alpha);
 }
 
 @vertex
@@ -566,9 +592,8 @@ fn vs_hand_palm_dot(vertex: DotVertexInput, instance: DotInstanceInput) -> DotVe
     let intensity = saturate(instance.style.x);
     let shaped = smoothstep(0.0, 1.0, intensity);
 
-    // Palm chip pixels are deliberately smaller than fingertip beads so they read as a chip matrix.
     let center = hand_image_uv_to_clip(instance.world_position.xy);
-    let pixel_size = u.glyph.x * mix(0.13, 0.25, shaped);
+    let pixel_size = u.glyph.x * mix(0.22, 0.34, shaped);
     let ndc_offset = vertex.local * vec2f(pixel_size / u.viewport.x, pixel_size / u.viewport.y) * 2.0;
 
     var out: DotVertexOutput;
@@ -581,17 +606,16 @@ fn vs_hand_palm_dot(vertex: DotVertexInput, instance: DotInstanceInput) -> DotVe
 @fragment
 fn fs_hand_palm_dot(in: DotVertexOutput) -> @location(0) vec4f {
     let intensity = saturate(in.intensity);
-    let pixel = chip_pixel_alpha(in.local, 0.52, 0.070);
-    let glow = circle_alpha(in.local, 0.95, 0.22) * intensity * 0.36;
 
-    let cold = vec3f(0.070, 0.340, 0.360);
+    let core = circle_alpha(in.local, 0.48, 0.07);
+    let halo = circle_alpha(in.local, 0.74, 0.14) * (0.10 + intensity * 0.26);
+
+    let idle = vec3f(0.060, 0.250, 0.320);
     let gradient = sample_range_color(intensity);
-    let color = mix(cold, gradient, smoothstep(0.0, 0.20, intensity))
+    let color = mix(idle, gradient, smoothstep(0.0, 0.18, intensity))
-        * (0.58 + intensity * 1.04)
+        * mix(0.78, 1.18, intensity);
-        + gradient * glow * 0.72;
 
-    let alpha = max(pixel * (0.20 + intensity * 0.76), glow);
+    return output_color(color, max(core, halo));
-    return output_color(color, alpha);
 }
 
 @vertex
@@ -621,7 +645,6 @@ fn fs_dot(in: DotVertexOutput) -> @location(0) vec4f {
     return output_color(color, alpha);
 }
 
-
 // model
 struct ModelVertexInput {
     @location(0) position: vec3f,
@@ -740,11 +763,11 @@ fn aces_tonemap(x: vec3f) -> vec3f {
 
 fn material_normal(in: ModelVertexOutput, front_facing: bool) -> vec3f {
     var n = normalize(in.world_normal);
-    if (!front_facing && material.flags.w > 0.5) {
+    if !front_facing && material.flags.w > 0.5 {
         n = -n;
     }
 
-    if (material.flags.z < 0.5) {
+    if material.flags.z < 0.5 {
         return n;
     }
 
@@ -764,17 +787,17 @@ fn fs_model(in: ModelVertexOutput, @builtin(front_facing) front_facing: bool) ->
     let base_color = base_sample * material.base_color * in.color;
     let alpha_mode = material.emissive_alpha.w;
     var alpha = base_color.a;
-    if (alpha_mode < 0.5) {
+    if alpha_mode < 0.5 {
         alpha = 1.0;
-    } else if (alpha_mode < 1.5) {
+    } else if alpha_mode < 1.5 {
-        if (alpha < material.flags.x) {
+        if alpha < material.flags.x {
             discard;
         }
         alpha = 1.0;
     }
 
     let debug_mode = u32(u.render_options.x + 0.5);
-    if (debug_mode == 1u) {
+    if debug_mode == 1u {
         return output_color(base_color.rgb, alpha);
     }
 
@@ -840,7 +863,7 @@ fn fs_model(in: ModelVertexOutput, @builtin(front_facing) front_facing: bool) ->
     let ambient_strength = 0.08;
     // Temporary neutral linear ambient term until a real IBL/HDR environment is added.
     var ambient = vec3f(0.0);
-    if (u.render_options.y > 0.5) {
+    if u.render_options.y > 0.5 {
         let ambient_diffuse = albedo * (1.0 - metallic) * ambient_color * ambient_strength;
         let ambient_specular = f_ambient * ambient_color * ambient_strength * (1.0 - roughness * 0.55);
         ambient = (ambient_diffuse + ambient_specular) * ao;
@@ -848,7 +871,7 @@ fn fs_model(in: ModelVertexOutput, @builtin(front_facing) front_facing: bool) ->
 
     let exposed_color = (ambient + key + fill + emissive) * max(u.render_options.w, 0.0);
     var color = exposed_color;
-    if (u.render_options.z > 0.5) {
+    if u.render_options.z > 0.5 {
         color = aces_tonemap(exposed_color);
     }