space gravity: floor level

dash-frontend/assets/lang/en.json

@@ -115,6 +115,8 @@
 		"SPACE_GRAVITY_GRAVITY_HELP": "Amount of downwards force. 0.0 - no gravity",
 		"SPACE_GRAVITY_GROUND_FRICTION": "Ground friction",
 		"SPACE_GRAVITY_GROUND_FRICTION_HELP": "Amount of friction slowing you down if you're touching the ground.\n0.0 - no friction (just like on ice), 1.0 - rough surface",
+		"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",
 		"TROUBLESHOOTING": "Troubleshooting",
 		"UI_GRADIENT_INTENSITY": "UI Gradient intensity",

dash-frontend/src/tab/settings/mod.rs

@@ -305,6 +305,7 @@ enum SettingType {
 	SpaceGravityFlingStrength,
 	SpaceGravityGravity,
 	SpaceGravityGroundFriction,
+	SpaceGravityFloorHeight,
 	SpaceRotateUnlocked,
 	UiAnimationSpeed,
 	UiGradientIntensity,
@@ -369,6 +370,7 @@ impl SettingType {
 			Self::SpaceGravityFlingStrength => &mut config.space_gravity_fling_strength,
 			Self::SpaceGravityGravity => &mut config.space_gravity_gravity,
 			Self::SpaceGravityGroundFriction => &mut config.space_gravity_ground_friction,
+			Self::SpaceGravityFloorHeight => &mut config.space_gravity_floor_height,
 			Self::UiAnimationSpeed => &mut config.ui_animation_speed,
 			Self::UiGradientIntensity => &mut config.ui_gradient_intensity,
 			Self::UiRoundMultiplier => &mut config.ui_round_multiplier,
@@ -475,6 +477,7 @@ impl SettingType {
 			Self::SpaceGravityFlingStrength => Ok("APP_SETTINGS.SPACE_GRAVITY_FLING_STRENGTH"),
 			Self::SpaceGravityGravity => Ok("APP_SETTINGS.SPACE_GRAVITY_GRAVITY"),
 			Self::SpaceGravityGroundFriction => Ok("APP_SETTINGS.SPACE_GRAVITY_GROUND_FRICTION"),
+			Self::SpaceGravityFloorHeight => Ok("APP_SETTINGS.SPACE_GRAVITY_FLOOR_HEIGHT"),
 			Self::SpaceRotateUnlocked => Ok("APP_SETTINGS.SPACE_ROTATE_UNLOCKED"),
 			Self::UiAnimationSpeed => Ok("APP_SETTINGS.ANIMATION_SPEED"),
 			Self::UiGradientIntensity => Ok("APP_SETTINGS.UI_GRADIENT_INTENSITY"),
@@ -505,6 +508,7 @@ impl SettingType {
 			Self::ScreenRenderDown => Some("APP_SETTINGS.SCREEN_RENDER_DOWN_HELP"),
 			Self::SpaceGravityDamping => Some("APP_SETTINGS.SPACE_GRAVITY_DAMPING_HELP"),
 			Self::SpaceGravityFlingStrength => Some("APP_SETTINGS.SPACE_GRAVITY_FLING_STRENGTH_HELP"),
+			Self::SpaceGravityFloorHeight => Some("APP_SETTINGS.SPACE_GRAVITY_FLOOR_HEIGHT_HELP"),
 			Self::SpaceGravityGravity => Some("APP_SETTINGS.SPACE_GRAVITY_GRAVITY_HELP"),
 			Self::SpaceGravityGroundFriction => Some("APP_SETTINGS.SPACE_GRAVITY_GROUND_FRICTION_HELP"),
 			Self::UprightScreenFix => Some("APP_SETTINGS.UPRIGHT_SCREEN_FIX_HELP"),

dash-frontend/src/tab/settings/tab_space_drag.rs

@@ -98,6 +98,14 @@ impl State {
 				1.0,
 				0.01,
 			)?;
+			options_slider_f32(
+				par.mp,
+				id_space_gravity_parent,
+				SettingType::SpaceGravityFloorHeight,
+				-5.0,
+				5.0,
+				0.1,
+			)?;
 		}
 
 		if par.feats.monado {

wayvr/src/backend/openxr/playspace.rs

@@ -215,6 +215,7 @@ impl PlayspaceMover {
             dt: app.delta_time,
             dragging: self.drag.is_some(),
             config: &app.session.config,
+            floor_height: app.session.config.space_gravity_floor_height,
         }) {
             apply_offset(
                 Affine3A::from_translation(res.playspace_pos.into()),

wayvr/src/backend/playspace_common.rs

@@ -7,6 +7,7 @@ pub struct SpaceGravityUpdateParams<'a> {
     pub dt: f32,
     pub dragging: bool,
     pub config: &'a GeneralConfig,
+    pub floor_height: f32,
 }
 
 pub struct SpaceGravity {
@@ -78,10 +79,10 @@ impl SpaceGravity {
 
         self.space_pos += self.velocity * par.dt;
 
-        self.space_pos.y = self.space_pos.y.min(0.0);
+        self.space_pos.y = self.space_pos.y.min(par.floor_height);
 
-        if self.space_pos.y >= 0.0
+        if self.space_pos.y >= par.floor_height
-        /* at zero or below ground level */
+        /* at floor height or below */
         {
             // apply ground friction
             self.velocity *= 1.0 - par.config.space_gravity_ground_friction * par.dt * 10.0;

wayvr/src/config.rs

@@ -170,6 +170,7 @@ pub struct AutoSettings {
     pub space_gravity_fling_strength: f32,
     pub space_gravity_gravity: f32,
     pub space_gravity_ground_friction: f32,
+    pub space_gravity_floor_height: f32,
     pub space_rotate_unlocked: bool,
     pub clock_12h: bool,
     pub hide_username: bool,
@@ -230,6 +231,7 @@ pub fn save_settings(config: &GeneralConfig) -> anyhow::Result<()> {
         space_gravity_fling_strength: config.space_gravity_fling_strength,
         space_gravity_gravity: config.space_gravity_gravity,
         space_gravity_ground_friction: config.space_gravity_ground_friction,
+        space_gravity_floor_height: config.space_gravity_floor_height,
         space_rotate_unlocked: config.space_rotate_unlocked,
         clock_12h: config.clock_12h,
         hide_username: config.hide_username,

wayvr/src/gui/panel/mod.rs

@@ -33,7 +33,6 @@ use wgui::{
         self, CustomAttribsInfoOwned, Fetchable, ParseDocumentExtra, ParserState, parse_color_hex,
     },
     renderer_vk::{context::Context as WguiContext, text::custom_glyph::CustomGlyphData},
-    taffy,
     widget::{
         EventResult, image::WidgetImage, label::WidgetLabel, rectangle::WidgetRectangle,
         sprite::WidgetSprite,

wayvr/src/overlays/anchor.rs

@@ -1,8 +1,7 @@
 use glam::{Affine3A, Quat, Vec3};
 use std::sync::{Arc, LazyLock};
-use wgui::event::{EventAlterables, StyleSetRequest};
+use wgui::event::EventAlterables;
 use wgui::parser::Fetchable;
-use wgui::taffy;
 use wlx_common::windowing::{OverlayWindowState, Positioning};
 
 use crate::gui::panel::GuiPanel;

wayvr/src/overlays/edit/pos.rs

@@ -1,4 +1,4 @@
-use wgui::{event::StyleSetRequest, parser::Fetchable, taffy};
+use wgui::parser::Fetchable;
 use wlx_common::{common::LeftRight, windowing::Positioning};
 
 use crate::{

wayvr/src/overlays/watch.rs

@@ -4,9 +4,7 @@ use glam::{Affine3A, Quat, Vec3, vec3};
 use wgui::{
     assets::AssetPath,
     components::button::ComponentButton,
-    event::StyleSetRequest,
     parser::{Fetchable, ParseDocumentParams},
-    taffy,
 };
 use wlx_common::{
     common::LeftRight,

wayvr/src/res/config.yaml

@@ -118,13 +118,19 @@
 #space_rotate_unlocked: false
 
 ## Space gravity: downward acceleration speed
-#space_drag_gravity: 2.0
+#space_gravity_gravity: 2.0
 
 ## Space gravity: velocity damping (0.98 = gentle slowdown, 0.5 = heavy drag)
-#space_drag_damping: 0.98
+#space_gravity_damping: 0.98
 
 ## Space gravity: multiplier for "throwing" yourself via space drag momentum
-#space_drag_fling_strength: 1.0
+#space_gravity_fling_strength: 1.0
+
+## Space gravity: floor height (Y position where gravity stops)
+#space_gravity_floor_height: 0.0
+
+## Space gravity: ground friction when touching the floor
+#space_gravity_ground_friction: 1.0
 
 ## Monado/WiVRn only. Use passthrough camera if the headset supports it.
 ## If disabled, the skybox will be shown.

wlx-common/src/config.rs

@@ -165,6 +165,10 @@ const fn def_point3() -> f32 {
 	0.3
 }
 
+const fn def_zero() -> f32 {
+	0.0
+}
+
 const fn def_osc_port() -> u16 {
 	9000
 }
@@ -351,6 +355,9 @@ pub struct GeneralConfig {
 	#[serde(default = "def_one")]
 	pub space_gravity_ground_friction: f32,
 
+	#[serde(default = "def_zero")]
+	pub space_gravity_floor_height: f32,
+
 	#[serde(default)]
 	pub alt_click_down: Vec<String>,