Add finger mode UI and refine breakout/serial integration

src/app.rs

@@ -13,16 +13,19 @@ 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_spatial_force_panel, draw_stats_panel, 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 RATE_UPDATE_INTERVAL: Duration = Duration::from_millis(500);
 
 pub struct EskinDesktopApp {
     connect_panel: FloatingPanelState,
@@ -44,16 +47,61 @@ pub struct EskinDesktopApp {
     hand_signal_histories: [Vec<f32>; HAND_FORCE_PANEL_COUNT],
     force_estimator: ForceEstimatorState,
     latest_spatial_force: Option<HudSpatialForce>,
+    spatial_force_panel_force: Option<HudSpatialForce>,
     latest_raw_matrix: Vec<u32>,
     latest_matrix_rows: u32,
     latest_matrix_cols: u32,
     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);
@@ -110,11 +158,13 @@ impl EskinDesktopApp {
             hand_signal_histories: std::array::from_fn(|_| Vec::with_capacity(128)),
             force_estimator: ForceEstimatorState::new(),
             latest_spatial_force: None,
+            spatial_force_panel_force: None,
             latest_raw_matrix: Vec::new(),
             latest_matrix_rows: MATRIX_ROWS,
             latest_matrix_cols: MATRIX_COLS,
             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 {
@@ -362,13 +412,22 @@ 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 self.breakout_visible {
+            self.config_panel.visible = false;
+            self.stats_panel.visible = false;
+            return;
+        }
 
         if let Some(next_mode) = draw_config_panel(
             ctx,
@@ -376,29 +435,43 @@ impl EskinDesktopApp {
             &mut self.config_state,
             &self.connection,
             &self.recorder,
+            stats,
+            self.live_rates.sample_rate_hz,
+            self.live_rates.render_rate_hz,
         ) {
+            if next_mode == SerialMode::Hand {
+                self.config_state.mode = SerialMode::Finger;
+                self.connect_state.mode = SerialMode::Finger;
+                self.config_state.baud_rate = SerialMode::Finger.baud_rate();
+                self.active_mode = ActiveMode::Finger(FingerMode {
+                    rows: self.matrix_config.rows,
+                    cols: self.matrix_config.cols,
+                    range: 0..7000,
+                    dot: true,
+                });
+                self.breakout_visible = true;
+            } else {
                 self.switch_mode(next_mode);
             }
-        match self.config_state.mode {
+        }
-            SerialMode::Finger => {
+
+        if self.config_state.mode == SerialMode::Finger {
+            self.stats_panel.visible = true;
             draw_stats_panel(
                 ctx,
                 &mut self.stats_panel,
                 &self.signal_history,
                 self.latest_spatial_force,
             );
+        } else {
+            self.stats_panel.visible = false;
         }
-            SerialMode::Hand => {
+
-                draw_hand_force_panels(ctx, self.stats_panel.visible, &self.hand_signal_histories);
+        if let Some(force) = self.latest_spatial_force {
+            self.spatial_force_panel_force = Some(force);
         }
-        }
+
-        draw_export_panel(
+        draw_spatial_force_panel(ctx, self.spatial_force_panel_force, &self.signal_history);
-            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) {
@@ -499,6 +572,7 @@ impl EskinDesktopApp {
         self.hand_pressure.clear();
         self.force_estimator.reset();
         self.latest_spatial_force = None;
+        self.spatial_force_panel_force = None;
         self.signal_history.clear();
         self.hand_signal_histories
             .iter_mut()
@@ -663,12 +737,13 @@ fn normalize_pressure_value(value: u32) -> [f32; 2] {
 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.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/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/ui.rs

@@ -391,17 +391,20 @@ pub fn draw_config_panel(
     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 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
     );
+    panel.visible = true;
 
-    draw_floating_panel(ctx, panel, "配置", "config_panel", 560.0, 340.0, |ui| {
+    draw_pinned_panel(ctx, panel, "配置", "config_panel", 560.0, 340.0, |ui| {
         ui.set_min_width(panel_width);
         ui.set_max_width(panel_width);
 
@@ -416,11 +419,85 @@ pub fn draw_config_panel(
         // Legacy serial parameter grid is intentionally kept commented for future hardware:
         // draw_serial_grid(ui, config);
         // ui.add_space(8.0);
-        draw_mode_body(ui, config, conn_state, stats);
+        draw_mode_body(
+            ui,
+            config,
+            conn_state,
+            stats,
+            sample_rate_hz,
+            render_rate_hz,
+        );
     });
     changed_mode
 }
 
+pub fn draw_spatial_force_panel(
+    ctx: &egui::Context,
+    force: Option<HudSpatialForce>,
+    force_history: &[f32],
+) {
+    let Some(force) = force else {
+        return;
+    };
+
+    let target_visible = has_recent_resultant_force(force_history);
+    let anim = ctx.animate_bool(egui::Id::new("spatial_force_panel_enter"), target_visible);
+    if anim <= 0.01 {
+        return;
+    }
+
+    let target_anim = if target_visible { 1.0 } else { 0.0 };
+    if (anim - target_anim).abs() > 0.001 {
+        ctx.request_repaint();
+    }
+
+    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();
+
+                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> {
     let mut changed_to = None;
     ui.horizontal_wrapped(|ui| {
@@ -430,7 +507,7 @@ fn draw_mode_row(ui: &mut egui::Ui, config: &mut ConfigPanelState) -> Option<Ser
         if mode_button(ui, &mut config.mode, SerialMode::Finger, "指尖模块") {
             changed_to = Some(SerialMode::Finger)
         }
-        if mode_button(ui, &mut config.mode, SerialMode::Hand, "手掌模块") {
+        if mode_button(ui, &mut config.mode, SerialMode::Hand, "游戏体验") {
             changed_to = Some(SerialMode::Hand)
         }
         // mode_button(ui, &mut config.mode, SerialMode::Model, "模型");
@@ -609,47 +686,22 @@ 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"));
-            //     ui.add_sized(
-            //         egui::vec2(80.0, METRICS.field_height),
-            //         egui::DragValue::new(&mut config.module_addr).range(1..=247),
-            //     );
-            //     ui.add_space(16.0);
-            //     if ui.add(tag_button("读取信息")).clicked() {}
-            //     if ui.add(tag_button("探测")).clicked() {}
-            // });
-            draw_status_bytes_row(ui, conn_state, stats);
 }
-        SerialMode::Hand => {
+
-            // Legacy manual-TX controls for older hand-module debugging:
+fn draw_realtime_rate_row(ui: &mut egui::Ui, sample_rate_hz: f32, render_rate_hz: f32) {
-            // ui.horizontal(|ui| {
+    group_frame().show(ui, |ui| {
-            //     ui.label(style::field_label("发送"));
+        ui.horizontal_wrapped(|ui| {
-            //     ui.add_sized(
+            ui.colored_label(dim_text(), "实时采样率");
-            //         egui::vec2(300.0, METRICS.field_height),
+            ui.label(style::value_text(format!("{sample_rate_hz:.1} Hz")));
-            //         egui::TextEdit::singleline(&mut config.manual_tx),
+            ui.add_space(18.0);
-            //     );
+            ui.colored_label(dim_text(), "画面刷新率");
-            //     if ui.add(tag_button("发送")).clicked() {}
+            ui.label(style::value_text(format!("{render_rate_hz:.1} Hz")));
-            //     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() {}
-          //     });
-          // }
     });
 }
 
@@ -1015,9 +1067,7 @@ 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 +1194,126 @@ 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 pos = responsive_panel_pos(ctx, panel.default_pos, panel_width);
+
+    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,