From 7d9af16b20d1514c8124f1ee5923df1ad93fe05a Mon Sep 17 00:00:00 2001
From: Aleksander <aleksander@oo8.dev>
Date: Sat, 15 Aug 2026 19:53:40 +0200
Subject: [PATCH] dash-frontend: Runtime statistics tab, head rotation count
 (Closes #222)

---
 dash-frontend/assets/dashboard/barchart.svg   |  1 +
 dash-frontend/assets/gui/tab/settings.xml     |  8 ++
 dash-frontend/assets/lang/de.json             |  8 +-
 dash-frontend/assets/lang/en.csv              |  4 +
 dash-frontend/assets/lang/en.json             |  6 +-
 dash-frontend/assets/lang/es.json             |  8 +-
 dash-frontend/assets/lang/it.json             |  8 +-
 dash-frontend/assets/lang/ja.json             |  8 +-
 dash-frontend/assets/lang/pl.json             |  8 +-
 dash-frontend/assets/lang/zh_CN.json          |  8 +-
 dash-frontend/src/tab/settings/macros.rs      | 14 +++
 dash-frontend/src/tab/settings/mod.rs         | 31 ++++--
 .../src/tab/settings/tab_controls.rs          |  4 +-
 .../src/tab/settings/tab_features.rs          |  6 +-
 .../src/tab/settings/tab_look_and_feel.rs     |  4 +-
 dash-frontend/src/tab/settings/tab_skybox.rs  |  4 +-
 .../src/tab/settings/tab_statistics.rs        | 99 +++++++++++++++++++
 scripts/translator/run.sh                     |  4 +-
 wayvr/src/backend/input.rs                    | 36 ++++++-
 wayvr/src/backend/openvr/input.rs             |  4 +-
 wayvr/src/backend/wayvr/mod.rs                |  2 +-
 wayvr/src/ipc/ipc_server.rs                   |  2 +-
 wayvr/src/overlays/dashboard.rs               | 10 +-
 wlx-common/src/dash_interface.rs              |  8 ++
 wlx-common/src/dash_interface_emulated.rs     |  8 ++
 25 files changed, 266 insertions(+), 37 deletions(-)
 create mode 100644 dash-frontend/assets/dashboard/barchart.svg
 create mode 100644 dash-frontend/src/tab/settings/tab_statistics.rs

diff --git a/dash-frontend/assets/dashboard/barchart.svg b/dash-frontend/assets/dashboard/barchart.svg
new file mode 100644
index 00000000..17fdcfb6
--- /dev/null
+++ b/dash-frontend/assets/dashboard/barchart.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 24 24"><!-- Icon from Material Symbols by Google - https://github.com/google/material-design-icons/blob/master/LICENSE --><path fill="currentColor" d="M2 21v-2h20v2zm1-3v-7h3v7zm5 0V6h3v12zm5 0V9h3v9zm5 0V3h3v15z"/></svg>
\ No newline at end of file
diff --git a/dash-frontend/assets/gui/tab/settings.xml b/dash-frontend/assets/gui/tab/settings.xml
index 5480b658..dac3b9eb 100644
--- a/dash-frontend/assets/gui/tab/settings.xml
+++ b/dash-frontend/assets/gui/tab/settings.xml
@@ -31,6 +31,13 @@
     <RadioBox text="${text}" translation="${translation}" value="${value}" tooltip="${tooltip}" />
   </template>
 
+  <template name="StatRow">
+    <div flex_direction="row" justify_content="space_between" align_items="center" gap="12" width="100%">
+      <label weight="bold" translation="${translation}" />
+      <label id="${id}" weight="bold" />
+    </div>
+  </template>
+
   <template name="ButtonText">
     <Button id="${id}" height="32" tooltip="${translation}_HELP" padding="4" gap="8">
       <sprite src_builtin="${icon}" height="24" width="24" />
@@ -69,6 +76,7 @@
         <Tab macro="tab_style" name="space_drag" translation="APP_SETTINGS.SPACE_DRAG" sprite_src_builtin="dashboard/drag.svg" />
         <Tab macro="tab_style" name="misc" translation="APP_SETTINGS.MISC" sprite_src_builtin="dashboard/blocks.svg" />
         <Tab macro="tab_style" name="autostart_apps" translation="APP_SETTINGS.AUTOSTART_APPS" sprite_src_builtin="dashboard/apps.svg" />
+        <Tab macro="tab_style" name="statistics" translation="APP_SETTINGS.STATISTICS" sprite_src_builtin="dashboard/barchart.svg" />
         <Tab macro="tab_style" name="troubleshooting" translation="APP_SETTINGS.TROUBLESHOOTING" sprite_src_builtin="dashboard/cpu.svg" />
       </Tabs>
       <div flex_wrap="wrap" justify_content="stretch" gap="4" id="settings_root" width="100%">
diff --git a/dash-frontend/assets/lang/de.json b/dash-frontend/assets/lang/de.json
index a8f282a2..2f892f7b 100644
--- a/dash-frontend/assets/lang/de.json
+++ b/dash-frontend/assets/lang/de.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "Deckkraft des Bodengitters, wenn die Skymap aktiviert ist",
 		"XWAYLAND_BY_DEFAULT": "Apps standardmäßig im Kompatibilitätsmodus starten",
 		"SAVE": "Speichern",
-		"CANCEL": "Abbrechen"
+		"CANCEL": "Abbrechen",
+		"STATISTICS": "Statistiken",
+		"ROTATIONS": "HMD-Rotationen",
+		"SESSION_TIME": "Sitzungszeit",
+		"IPD_MM": "Pupillenabstand (mm)"
 	},
 	"APPLICATION_LAUNCHER": "Programmstarter",
 	"APPLICATION_STARTED": "Anwendung gestartet",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "Voreinstellung speichern und an die App-Schublade anheften",
 	"REMOVE_FROM_FAVOURITES": "Aus angehefteten Anwendungen entfernen",
 	"EMPTY": "Leer"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/en.csv b/dash-frontend/assets/lang/en.csv
index 70d7a88a..cb9aa58b 100644
--- a/dash-frontend/assets/lang/en.csv
+++ b/dash-frontend/assets/lang/en.csv
@@ -132,6 +132,7 @@ APP_SETTINGS.INPUT_PROFILES,Change Input Bindings,Button label in Settings > Con
 APP_SETTINGS.INPUT_PROFILES_HELP,OpenXR controller input bindings,Tooltip for the Change Input Bindings button.
 APP_SETTINGS.INVERT_SCROLL_DIRECTION_X,Invert horizontal scroll direction,Checkbox label in Settings > Features tab. Inverts the horizontal scroll direction.
 APP_SETTINGS.INVERT_SCROLL_DIRECTION_Y,Invert vertical scroll direction,Checkbox label in Settings > Features tab. Inverts the vertical scroll direction.
+APP_SETTINGS.IPD_MM,Interpupilary distance (mm),Distance between eyes (IPD), in milimeters.
 APP_SETTINGS.KEYBOARD_MIDDLE_CLICK,Keyboard middle click,Dropdown label in Settings > Features tab. Selects the modifier key used for middle-click when typing with the laser pointer.
 APP_SETTINGS.KEYBOARD_MIDDLE_CLICK_HELP,"Modifier to use when typing
 with purple laser",Tooltip for the keyboard middle-click setting.
@@ -225,6 +226,9 @@ APP_SETTINGS.SPACE_GRAVITY_GROUND_FRICTION_HELP,"Amount of friction slowing you
 APP_SETTINGS.SPACE_GRAVITY_FLOOR_HEIGHT,Floor height,Setting in the space gravity physics panel. The Y position where the virtual floor is.
 APP_SETTINGS.SPACE_GRAVITY_FLOOR_HEIGHT_HELP,The Y position where the floor is. Gravity stops when you reach this height.,Tooltip for the floor height setting.
 APP_SETTINGS.SPACE_ROTATE_UNLOCKED,Allow space rotate on all axes,"Checkbox in Settings > Space Drag tab. Unlocks space rotate to work on all axes. ""Space"" in this context refers to ""Playspace"" which was translated as ""${DEFINITIONS.PLAYSPACE}""."
+APP_SETTINGS.ROTATIONS,HMD rotations,Number of full 360-degree rotations of the HMD since startup. Shown in Settings > Statistics.
+APP_SETTINGS.SESSION_TIME,Session time,Time since WayVR started. Shown in Settings > Statistics.
+APP_SETTINGS.STATISTICS,Statistics,Category header in Settings.
 APP_SETTINGS.TROUBLESHOOTING,Troubleshooting,"Category header in Settings. Groups diagnostic/reset actions like clearing tokens, wiping config, and restarting."
 APP_SETTINGS.UI_GRADIENT_INTENSITY,UI Gradient intensity,Slider in Settings > Look & Feel tab. Controls the intensity of gradient effects on the UI (range 0.0-1.0).
 APP_SETTINGS.UPRIGHT_SCREEN_FIX,Upright screen fix,Checkbox in Settings > Miscellaneous tab. Fixes upright screen orientation on some desktop environments.
diff --git a/dash-frontend/assets/lang/en.json b/dash-frontend/assets/lang/en.json
index c1008b36..fc58407f 100644
--- a/dash-frontend/assets/lang/en.json
+++ b/dash-frontend/assets/lang/en.json
@@ -146,6 +146,7 @@
 		"INPUT_PROFILES_HELP": "OpenXR controller input bindings",
 		"INVERT_SCROLL_DIRECTION_X": "Invert horizontal scroll direction",
 		"INVERT_SCROLL_DIRECTION_Y": "Invert vertical scroll direction",
+		"IPD_MM": "Interpupilary distance (mm)",
 		"KEYBOARD_MIDDLE_CLICK": "Keyboard middle click",
 		"KEYBOARD_MIDDLE_CLICK_HELP": "Modifier to use when typing\nwith purple laser",
 		"KEYBOARD_SOUND_ENABLED": "Keyboard sounds",
@@ -223,6 +224,9 @@
 		"SPACE_GRAVITY_FLOOR_HEIGHT": "Floor height",
 		"SPACE_GRAVITY_FLOOR_HEIGHT_HELP": "The Y position where the floor is. Gravity stops when you reach this height.",
 		"SPACE_ROTATE_UNLOCKED": "Allow space rotate on all axes",
+		"ROTATIONS": "HMD rotations",
+		"SESSION_TIME": "Session time",
+		"STATISTICS": "Statistics",
 		"TROUBLESHOOTING": "Troubleshooting",
 		"UI_GRADIENT_INTENSITY": "UI Gradient intensity",
 		"UPRIGHT_SCREEN_FIX": "Upright screen fix",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "Save preset and pin it to the app drawer",
 	"REMOVE_FROM_FAVOURITES": "Remove from pinned apps",
 	"EMPTY": "Empty"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/es.json b/dash-frontend/assets/lang/es.json
index 6fea379a..ac46ae83 100644
--- a/dash-frontend/assets/lang/es.json
+++ b/dash-frontend/assets/lang/es.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "Opacidad de la rejilla del suelo cuando el skymap está activado",
 		"XWAYLAND_BY_DEFAULT": "Ejecutar apps en modo de compatibilidad por defecto",
 		"SAVE": "Guardar",
-		"CANCEL": "Cancelar"
+		"CANCEL": "Cancelar",
+		"STATISTICS": "Estadísticas",
+		"ROTATIONS": "Rotaciones del HMD",
+		"SESSION_TIME": "Tiempo de sesión",
+		"IPD_MM": "Distancia interpupilar (mm)"
 	},
 	"APPLICATION_LAUNCHER": "Lanzador de aplicaciones",
 	"APPLICATION_STARTED": "Aplicación iniciada",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "Guardar ajuste y fijarlo al cajón de aplicaciones",
 	"REMOVE_FROM_FAVOURITES": "Quitar de aplicaciones fijadas",
 	"EMPTY": "Vacío"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/it.json b/dash-frontend/assets/lang/it.json
index 4fffe6f5..6a77090d 100644
--- a/dash-frontend/assets/lang/it.json
+++ b/dash-frontend/assets/lang/it.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "Opacità della griglia del pavimento quando lo skymap è attivo",
 		"XWAYLAND_BY_DEFAULT": "Avvia le app in modalità compatibilità per impostazione predefinita",
 		"SAVE": "Salva",
-		"CANCEL": "Annulla"
+		"CANCEL": "Annulla",
+		"STATISTICS": "Statistiche",
+		"ROTATIONS": "Rotazioni HMD",
+		"SESSION_TIME": "Tempo sessione",
+		"IPD_MM": "Distanza interpupillare (mm)"
 	},
 	"APPLICATION_LAUNCHER": "Avvio applicazioni",
 	"APPLICATION_STARTED": "Applicazione avviata",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "Salva il preset e fissalo al cassetto delle app",
 	"REMOVE_FROM_FAVOURITES": "Rimuovi dalle app fissate",
 	"EMPTY": "Vuoto"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/ja.json b/dash-frontend/assets/lang/ja.json
index 4aa9e508..017c7ff1 100644
--- a/dash-frontend/assets/lang/ja.json
+++ b/dash-frontend/assets/lang/ja.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "スカイマップ有効時のフロアグリッドの不透明度",
 		"XWAYLAND_BY_DEFAULT": "デフォルトで互換モードでアプリを起動",
 		"SAVE": "保存",
-		"CANCEL": "キャンセル"
+		"CANCEL": "キャンセル",
+		"STATISTICS": "統計",
+		"ROTATIONS": "HMD回転数",
+		"SESSION_TIME": "セッション時間",
+		"IPD_MM": "瞳孔間距離 (mm)"
 	},
 	"APPLICATION_LAUNCHER": "アプリランチャー",
 	"APPLICATION_STARTED": "アプリが起動しました",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "プリセットを保存し、アプリドロワーに固定する",
 	"REMOVE_FROM_FAVOURITES": "固定済みアプリから外す",
 	"EMPTY": "なし"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/pl.json b/dash-frontend/assets/lang/pl.json
index a0c382b6..71008517 100644
--- a/dash-frontend/assets/lang/pl.json
+++ b/dash-frontend/assets/lang/pl.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "Przezroczystość siatki podłogi przy włączonym Skymapie",
 		"XWAYLAND_BY_DEFAULT": "Uruchamiaj aplikacje domyślnie w trybie kompatybilności",
 		"SAVE": "Zapisz",
-		"CANCEL": "Anuluj"
+		"CANCEL": "Anuluj",
+		"STATISTICS": "Statystyki",
+		"ROTATIONS": "Obroty HMD",
+		"SESSION_TIME": "Czas sesji",
+		"IPD_MM": "Rozstaw źrenic (mm)"
 	},
 	"APPLICATION_LAUNCHER": "Launcher aplikacji",
 	"APPLICATION_STARTED": "Uruchomiono aplikację",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "Zapisz preset i przypnij go do szuflady aplikacji",
 	"REMOVE_FROM_FAVOURITES": "Usuń z przypiętych aplikacji",
 	"EMPTY": "Puste"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/assets/lang/zh_CN.json b/dash-frontend/assets/lang/zh_CN.json
index 94862c4d..fa18e776 100644
--- a/dash-frontend/assets/lang/zh_CN.json
+++ b/dash-frontend/assets/lang/zh_CN.json
@@ -243,7 +243,11 @@
 		"GRID_OPACITY_HELP": "启用天空盒时地面网格的不透明度",
 		"XWAYLAND_BY_DEFAULT": "默认以兼容模式运行应用程序",
 		"SAVE": "保存",
-		"CANCEL": "取消"
+		"CANCEL": "取消",
+		"STATISTICS": "统计数据",
+		"ROTATIONS": "HMD 旋转次数",
+		"SESSION_TIME": "会话时间",
+		"IPD_MM": "瞳距 (mm)"
 	},
 	"APPLICATION_LAUNCHER": "应用启动器",
 	"APPLICATION_STARTED": "应用程序已启动",
@@ -346,4 +350,4 @@
 	"ADD_TO_FAVOURITES_HINT": "保存预设并将其固定到应用抽屉",
 	"REMOVE_FROM_FAVOURITES": "从固定应用中移除",
 	"EMPTY": "暂无"
-}
+}
\ No newline at end of file
diff --git a/dash-frontend/src/tab/settings/macros.rs b/dash-frontend/src/tab/settings/macros.rs
index efb0cd98..7e79dede 100644
--- a/dash-frontend/src/tab/settings/macros.rs
+++ b/dash-frontend/src/tab/settings/macros.rs
@@ -35,6 +35,20 @@ pub fn options_category(
 	mp.parser_state.get_widget_id(&id)
 }
 
+pub fn options_stat_row(mp: &mut MacroParams, parent: WidgetID, translation: &str) -> anyhow::Result<WidgetID> {
+	let id = mp.idx.to_string();
+	mp.idx += 1;
+
+	let mut params = TemplateParams::new();
+	params.insert("id", &id);
+	params.insert("translation", translation);
+
+	mp.parser_state
+		.instantiate_template(mp.doc_params, "StatRow", mp.layout, parent, params)?;
+
+	mp.parser_state.get_widget_id(&id)
+}
+
 pub fn options_checkbox(mp: &mut MacroParams, parent: WidgetID, setting: SettingType) -> anyhow::Result<()> {
 	let id = mp.idx.to_string();
 	mp.idx += 1;
diff --git a/dash-frontend/src/tab/settings/mod.rs b/dash-frontend/src/tab/settings/mod.rs
index d2f16356..f1423984 100644
--- a/dash-frontend/src/tab/settings/mod.rs
+++ b/dash-frontend/src/tab/settings/mod.rs
@@ -23,7 +23,7 @@ use wgui::{
 use wlx_common::{
 	config::GeneralConfig,
 	config_io::ConfigRoot,
-	dash_interface::{ConfigChangeKind, DashPlayspaceTask, InterfaceFeats},
+	dash_interface::{ConfigChangeKind, DashPlayspaceTask, HmdStats, InterfaceFeats},
 };
 
 use crate::{
@@ -40,6 +40,7 @@ mod tab_look_and_feel;
 mod tab_misc;
 mod tab_skybox;
 mod tab_space_drag;
+mod tab_statistics;
 mod tab_troubleshooting;
 
 #[derive(Clone)]
@@ -51,6 +52,7 @@ pub(crate) enum TabNameEnum {
 	Misc,
 	Skybox,
 	SpaceDrag,
+	Statistics,
 	Troubleshooting,
 }
 
@@ -64,6 +66,7 @@ impl TabNameEnum {
 			"misc" => Some(TabNameEnum::Misc),
 			"skybox" => Some(TabNameEnum::Skybox),
 			"space_drag" => Some(TabNameEnum::SpaceDrag),
+			"statistics" => Some(TabNameEnum::Statistics),
 			"troubleshooting" => Some(TabNameEnum::Troubleshooting),
 			_ => None,
 		}
@@ -101,8 +104,12 @@ struct SettingUpdatedParams<'a> {
 	setting_type: SettingType,
 }
 
+struct UpdateExtra {
+	hmd_stats: HmdStats,
+}
+
 trait SettingsTab {
-	fn update(&mut self, _par: &mut ViewUpdateParams) -> anyhow::Result<()> {
+	fn update(&mut self, _par: &mut ViewUpdateParams, _extra: &UpdateExtra) -> anyhow::Result<()> {
 		Ok(())
 	}
 
@@ -144,12 +151,17 @@ impl<T> Tab<T> for TabSettings<T> {
 		if let Some(tab) = &mut self.current_tab {
 			let mut config_change_kind = None;
 
-			tab.update(&mut ViewUpdateParams {
-				layout: &mut frontend.layout,
-				executor: &frontend.executor,
-				general_config: frontend.interface.general_config(data),
-				config_change_kind: &mut config_change_kind,
-			})?;
+			let hmd_stats = frontend.interface.hmd_stats(data);
+
+			tab.update(
+				&mut ViewUpdateParams {
+					layout: &mut frontend.layout,
+					executor: &frontend.executor,
+					general_config: frontend.interface.general_config(data),
+					config_change_kind: &mut config_change_kind,
+				},
+				&UpdateExtra { hmd_stats },
+			)?;
 
 			if let Some(kind) = config_change_kind {
 				frontend.interface.config_changed(data, kind);
@@ -734,6 +746,9 @@ impl<T> TabSettings<T> {
 			TabNameEnum::Skybox => {
 				self.current_tab = Some(Box::new(tab_skybox::State::mount(settings_mount_params)?));
 			}
+			TabNameEnum::Statistics => {
+				self.current_tab = Some(Box::new(tab_statistics::State::mount(settings_mount_params)?));
+			}
 		}
 
 		Ok(())
diff --git a/dash-frontend/src/tab/settings/tab_controls.rs b/dash-frontend/src/tab/settings/tab_controls.rs
index 01454a23..963c3581 100644
--- a/dash-frontend/src/tab/settings/tab_controls.rs
+++ b/dash-frontend/src/tab/settings/tab_controls.rs
@@ -4,7 +4,7 @@ use wgui::{
 	components::button::ComponentButton, globals::WguiGlobals, layout::WidgetID, parser::Fetchable, task::Tasks,
 };
 
-use crate::tab::settings::{horiz_cell, mount_requires_restart};
+use crate::tab::settings::{UpdateExtra, horiz_cell, mount_requires_restart};
 use crate::util::popup_manager::PopupHolder;
 
 use crate::{
@@ -29,7 +29,7 @@ pub struct State {
 }
 
 impl SettingsTab for State {
-	fn update(&mut self, par: &mut ViewUpdateParams) -> anyhow::Result<()> {
+	fn update(&mut self, par: &mut ViewUpdateParams, _extra: &UpdateExtra) -> anyhow::Result<()> {
 		self.popup_input_profiles.update(par)?;
 
 		for task in self.tasks.drain() {
diff --git a/dash-frontend/src/tab/settings/tab_features.rs b/dash-frontend/src/tab/settings/tab_features.rs
index cc2c9161..83e8d9bd 100644
--- a/dash-frontend/src/tab/settings/tab_features.rs
+++ b/dash-frontend/src/tab/settings/tab_features.rs
@@ -16,7 +16,7 @@ use wlx_common::{async_executor::AsyncExecutor, config::GeneralConfig, dash_inte
 use crate::{
 	frontend::FrontendTasks,
 	tab::settings::{
-		SettingType, SettingsMountParams, SettingsTab, TabNameEnum, Task as ParentTask, horiz_cell,
+		SettingType, SettingsMountParams, SettingsTab, TabNameEnum, Task as ParentTask, UpdateExtra, horiz_cell,
 		macros::{MacroParams, options_category, options_checkbox, options_range_f32},
 	},
 	util::{
@@ -50,7 +50,7 @@ pub struct State {
 }
 
 impl SettingsTab for State {
-	fn update(&mut self, par: &mut ViewUpdateParams) -> anyhow::Result<()> {
+	fn update(&mut self, par: &mut ViewUpdateParams, _extra: &UpdateExtra) -> anyhow::Result<()> {
 		self.popup_download.update(par)?;
 		self.popup_dialog.update(par)?;
 
@@ -79,7 +79,7 @@ impl SettingsTab for State {
 						par.general_config.whisper_model = model.file_name.into();
 						par.config_change_kind.replace(ConfigChangeKind::Other);
 
-						// reload tab so that the downloaded checkmarks get populated
+						// reload tab so that the downloaded check marks get populated
 						self.parent_tasks.push(ParentTask::SetTab(TabNameEnum::Features));
 					}
 				}
diff --git a/dash-frontend/src/tab/settings/tab_look_and_feel.rs b/dash-frontend/src/tab/settings/tab_look_and_feel.rs
index ca200997..6e1720e6 100644
--- a/dash-frontend/src/tab/settings/tab_look_and_feel.rs
+++ b/dash-frontend/src/tab/settings/tab_look_and_feel.rs
@@ -11,7 +11,7 @@ use wgui::{
 use crate::{
 	frontend::FrontendTasks,
 	tab::settings::{
-		SettingType, SettingsMountParams, SettingsTab, horiz_cell,
+		SettingType, SettingsMountParams, SettingsTab, UpdateExtra, horiz_cell,
 		macros::{options_category, options_checkbox, options_dropdown, options_slider_f32},
 		mount_requires_restart,
 	},
@@ -32,7 +32,7 @@ pub struct State {
 }
 
 impl SettingsTab for State {
-	fn update(&mut self, par: &mut ViewUpdateParams) -> anyhow::Result<()> {
+	fn update(&mut self, par: &mut ViewUpdateParams, _extra: &UpdateExtra) -> anyhow::Result<()> {
 		self.popup_color_palettes.update(par)?;
 
 		for task in self.tasks.drain() {
diff --git a/dash-frontend/src/tab/settings/tab_skybox.rs b/dash-frontend/src/tab/settings/tab_skybox.rs
index 66c2edf8..145c7ed7 100644
--- a/dash-frontend/src/tab/settings/tab_skybox.rs
+++ b/dash-frontend/src/tab/settings/tab_skybox.rs
@@ -3,7 +3,7 @@ use wgui::{assets::AssetPath, i18n::Translation, layout::Layout, task::Tasks};
 use crate::{
 	frontend::FrontendTasks,
 	tab::settings::{
-		SettingType, SettingsMountParams, SettingsTab,
+		SettingType, SettingsMountParams, SettingsTab, UpdateExtra,
 		macros::{options_category, options_checkbox, options_slider_f32},
 	},
 	util::{popup_manager::PopupHolder, wgui_simple},
@@ -22,7 +22,7 @@ pub struct State {
 }
 
 impl SettingsTab for State {
-	fn update(&mut self, par: &mut ViewUpdateParams) -> anyhow::Result<()> {
+	fn update(&mut self, par: &mut ViewUpdateParams, _extra: &UpdateExtra) -> anyhow::Result<()> {
 		self.popup_skymap_list.update(par)?;
 
 		for task in self.tasks.drain() {
diff --git a/dash-frontend/src/tab/settings/tab_statistics.rs b/dash-frontend/src/tab/settings/tab_statistics.rs
new file mode 100644
index 00000000..5d566490
--- /dev/null
+++ b/dash-frontend/src/tab/settings/tab_statistics.rs
@@ -0,0 +1,99 @@
+use crate::{
+	tab::settings::{
+		SettingsMountParams, SettingsTab, UpdateExtra,
+		macros::{options_category, options_stat_row},
+	},
+	views::ViewUpdateParams,
+};
+use std::f32::consts::TAU;
+use wgui::{i18n::Translation, layout::WidgetID, widget::label::WidgetLabel};
+
+pub struct State {
+	id_label_rotations: WidgetID,
+	id_label_session_time: WidgetID,
+	id_label_ipd: WidgetID,
+	last_rotations: f32,
+	last_session_time_ms: u64,
+	last_ipd: f32,
+}
+
+impl SettingsTab for State {
+	fn update(&mut self, par: &mut ViewUpdateParams, extra: &UpdateExtra) -> anyhow::Result<()> {
+		let hmd_stats = &extra.hmd_stats;
+
+		let mut common = par.layout.common();
+
+		// 1 - one rotation, 2 - two rotations
+		// accuracy up to 0.01 rotations
+		let rotations = (hmd_stats.rotations_rad / TAU * 100.0).round() / 100.0;
+
+		if rotations != self.last_rotations {
+			self.last_rotations = rotations;
+
+			let mut label = common.state.widgets.cast_as::<WidgetLabel>(self.id_label_rotations)?;
+			label.set_text(&mut common, Translation::from_raw_text_string(rotations.to_string()));
+		}
+
+		if hmd_stats.session_time_ms != self.last_session_time_ms {
+			self.last_session_time_ms = hmd_stats.session_time_ms;
+
+			let mut label = common
+				.state
+				.widgets
+				.cast_as::<WidgetLabel>(self.id_label_session_time)?;
+			label.set_text(
+				&mut common,
+				Translation::from_raw_text_string(format_duration(hmd_stats.session_time_ms)),
+			);
+		}
+
+		if hmd_stats.ipd != self.last_ipd {
+			self.last_ipd = hmd_stats.ipd;
+
+			let mut label = common.state.widgets.cast_as::<WidgetLabel>(self.id_label_ipd)?;
+			label.set_text(
+				&mut common,
+				Translation::from_raw_text_string(format!("{:.2}", hmd_stats.ipd)),
+			);
+		}
+
+		Ok(())
+	}
+}
+
+fn format_duration(ms: u64) -> String {
+	let total_secs = ms / 1000;
+	let h = total_secs / 3600;
+	let m = (total_secs % 3600) / 60;
+	let s = total_secs % 60;
+
+	if h > 0 {
+		format!("{h}:{m:02}:{s:02}")
+	} else {
+		format!("{m}:{s:02}")
+	}
+}
+
+impl State {
+	pub fn mount(par: SettingsMountParams) -> anyhow::Result<State> {
+		let c = options_category(
+			par.mp,
+			par.id_parent,
+			"APP_SETTINGS.STATISTICS",
+			"dashboard/barchart.svg",
+		)?;
+
+		let id_label_rotations = options_stat_row(par.mp, c, "APP_SETTINGS.ROTATIONS")?;
+		let id_label_session_time = options_stat_row(par.mp, c, "APP_SETTINGS.SESSION_TIME")?;
+		let id_label_ipd = options_stat_row(par.mp, c, "APP_SETTINGS.IPD_MM")?;
+
+		Ok(State {
+			id_label_rotations,
+			id_label_session_time,
+			id_label_ipd,
+			last_rotations: f32::MIN,
+			last_session_time_ms: u64::MAX,
+			last_ipd: f32::MIN,
+		})
+	}
+}
diff --git a/scripts/translator/run.sh b/scripts/translator/run.sh
index 928b3558..00976545 100755
--- a/scripts/translator/run.sh
+++ b/scripts/translator/run.sh
@@ -15,10 +15,10 @@ cd "$(dirname "$0")"
 bun install
 
 # model URL:
-# https://huggingface.co/unsloth/gemma-4-26B-A4B-it-GGUF
+# https://huggingface.co/unsloth/gemma-4-31B-it-GGUF
 # you can specify your own if you want to.
 if [ -z "${MODEL}" ]; then
-	export MODEL="gemma-4-26B-A4B-it-UD-Q3_K_M"
+	export MODEL="gemma-4-31B-it-Q4_K_M"
 fi
 
 if [ -z "${LLAMA_BASE_URL}" ]; then
diff --git a/wayvr/src/backend/input.rs b/wayvr/src/backend/input.rs
index 3f1b361f..c27af4b1 100644
--- a/wayvr/src/backend/input.rs
+++ b/wayvr/src/backend/input.rs
@@ -1,4 +1,4 @@
-use std::f32::consts::PI;
+use std::f32::consts::{PI, TAU};
 use std::process::{Child, Command};
 use std::sync::Arc;
 use std::time::{Duration, Instant};
@@ -75,6 +75,8 @@ pub struct InputState {
     pub picking_focus: FocusPickState,
     processes: Vec<Child>,
     disable_lerp_until: Instant,
+    pub head_yaw_total: f64,
+    head_last_yaw: Option<f32>,
 }
 
 impl InputState {
@@ -88,6 +90,8 @@ impl InputState {
             handsfree_state: PointerState::default(),
             picking_focus: FocusPickState::None,
             disable_lerp_until: Instant::now(),
+            head_yaw_total: 0.0,
+            head_last_yaw: None,
         }
     }
 
@@ -102,6 +106,34 @@ impl InputState {
         }
     }
 
+    fn update_head_yaw(&mut self) {
+        let fwd = self.hmd.transform_vector3a(Vec3A::NEG_Z);
+        if fwd.x * fwd.x + fwd.z * fwd.z < 0.01 {
+            return;
+        }
+
+        let yaw = (-fwd.x).atan2(-fwd.z) as f64;
+        if !yaw.is_finite() {
+            return;
+        }
+
+        let Some(last) = self.head_last_yaw else {
+            self.head_last_yaw = Some(yaw as f32);
+            return;
+        };
+
+        let mut delta = (yaw - last as f64).rem_euclid(TAU as f64);
+        if delta > PI as f64 {
+            delta -= TAU as f64;
+        }
+
+        if delta.abs() <= (PI / 4.0) as f64 {
+            self.head_yaw_total -= delta;
+        }
+
+        self.head_last_yaw = Some(yaw as f32);
+    }
+
     pub fn apply_handsfree_action(&mut self, params: HandsfreeParams) {
         const fn set_true(v: &mut bool) {
             *v = true;
@@ -154,6 +186,8 @@ impl InputState {
     }
 
     pub fn post_update(&mut self, session: &AppSession) {
+        self.update_head_yaw();
+
         for hand in &mut self.pointers {
             #[cfg(debug_assertions)]
             debug_print_hand(hand);
diff --git a/wayvr/src/backend/openvr/input.rs b/wayvr/src/backend/openvr/input.rs
index 952b8e36..e573d25b 100644
--- a/wayvr/src/backend/openvr/input.rs
+++ b/wayvr/src/backend/openvr/input.rs
@@ -185,7 +185,9 @@ impl OpenVrInputSource {
         let _ = input.update_actions(&mut [aas_left, aas_right]);
 
         let devices = system.get_device_to_absolute_tracking_pose(universe.clone(), 0.005);
-        app.input_state.hmd = devices[0].mDeviceToAbsoluteTracking.to_affine();
+        if devices[0].bPoseIsValid {
+            app.input_state.hmd = devices[0].mDeviceToAbsoluteTracking.to_affine();
+        }
 
         for i in 0..2 {
             let hand = &mut self.hands[i];
diff --git a/wayvr/src/backend/wayvr/mod.rs b/wayvr/src/backend/wayvr/mod.rs
index 0af1c39d..7ad89175 100644
--- a/wayvr/src/backend/wayvr/mod.rs
+++ b/wayvr/src/backend/wayvr/mod.rs
@@ -928,7 +928,7 @@ impl WvrServerState {
                     if !self.grab_toast_sent {
                         self.grab_toast_sent = true;
                         let text = &globals.i18n().translate("NOTIFICATION.WE_ARE_GRABBING");
-                        let _ = DbusConnector::notify_send("WayVR", &text, 1, 5000, 0, true);
+                        let _ = DbusConnector::notify_send("WayVR", text, 1, 5000, 0, true);
                     }
                 }
                 input_capture::CapturedEvent::Ungrabbed => {
diff --git a/wayvr/src/ipc/ipc_server.rs b/wayvr/src/ipc/ipc_server.rs
index e78f017f..632f7975 100644
--- a/wayvr/src/ipc/ipc_server.rs
+++ b/wayvr/src/ipc/ipc_server.rs
@@ -181,7 +181,7 @@ impl Connection {
                         pos: to_arr(&params.input_state.pointers[0].raw_pose.translation),
                     },
                     right: WlxInputStatePointer {
-                        pos: to_arr(&params.input_state.pointers[0].raw_pose.translation),
+                        pos: to_arr(&params.input_state.pointers[1].raw_pose.translation),
                     },
                 },
             )),
diff --git a/wayvr/src/overlays/dashboard.rs b/wayvr/src/overlays/dashboard.rs
index 15d65ad6..59cb4bc7 100644
--- a/wayvr/src/overlays/dashboard.rs
+++ b/wayvr/src/overlays/dashboard.rs
@@ -25,7 +25,7 @@ use wlx_common::{
     overlays::{BackendAttrib, BackendAttribValue},
 };
 use wlx_common::{
-    timestep::Timestep,
+    timestep::{self, Timestep},
     windowing::{OverlayWindowState, Positioning},
 };
 
@@ -579,6 +579,14 @@ impl DashInterface<AppState> for DashInterfaceLive {
         data.feats
     }
 
+    fn hmd_stats(&mut self, data: &mut AppState) -> dash_interface::HmdStats {
+        dash_interface::HmdStats {
+            rotations_rad: data.input_state.head_yaw_total as f32,
+            session_time_ms: timestep::get_micros() / 1000,
+            ipd: data.input_state.ipd,
+        }
+    }
+
     #[cfg(feature = "openxr")]
     fn monado_client_list(
         &mut self,
diff --git a/wlx-common/src/dash_interface.rs b/wlx-common/src/dash_interface.rs
index 5af7307f..1ccf12e4 100644
--- a/wlx-common/src/dash_interface.rs
+++ b/wlx-common/src/dash_interface.rs
@@ -66,6 +66,13 @@ impl InterfaceFeats {
 	}
 }
 
+#[derive(Clone, Copy, Default)]
+pub struct HmdStats {
+	pub rotations_rad: f32, // total raw in radians
+	pub session_time_ms: u64,
+	pub ipd: f32,
+}
+
 pub trait DashInterface<T> {
 	fn window_list(&mut self, data: &mut T) -> anyhow::Result<Vec<WvrWindow>>;
 	fn window_set_visible(&mut self, data: &mut T, handle: WvrWindowHandle, visible: bool) -> anyhow::Result<()>;
@@ -92,6 +99,7 @@ pub trait DashInterface<T> {
 	fn restart(&mut self, data: &mut T);
 	fn toggle_dashboard(&mut self, data: &mut T);
 	fn get_feats(&mut self, data: &mut T) -> InterfaceFeats;
+	fn hmd_stats(&mut self, data: &mut T) -> HmdStats;
 }
 
 #[derive(Default, Clone, Copy)]
diff --git a/wlx-common/src/dash_interface_emulated.rs b/wlx-common/src/dash_interface_emulated.rs
index 2b9d9143..c4b7d243 100644
--- a/wlx-common/src/dash_interface_emulated.rs
+++ b/wlx-common/src/dash_interface_emulated.rs
@@ -243,6 +243,14 @@ impl DashInterface<()> for DashInterfaceEmulated {
 		}
 	}
 
+	fn hmd_stats(&mut self, _data: &mut ()) -> dash_interface::HmdStats {
+		dash_interface::HmdStats {
+			rotations_rad: 0.42,
+			session_time_ms: crate::timestep::get_micros() / 1000,
+			ipd: 0.0,
+		}
+	}
+
 	fn monado_client_list(
 		&mut self,
 		_data: &mut (),