openvr: universe-aware overlays

src/backend/openvr/lines.rs

@@ -5,6 +5,7 @@ use std::sync::Arc;
 use glam::{Affine3A, Vec3, Vec3A, Vec4};
 use idmap::IdMap;
 use ovr_overlay::overlay::OverlayManager;
+use ovr_overlay::sys::ETrackingUniverseOrigin;
 use vulkano::command_buffer::CommandBufferUsage;
 use vulkano::format::Format;
 use vulkano::image::view::ImageView;
@@ -141,6 +142,7 @@ impl LinePool {
 
     pub fn update(
         &mut self,
+        universe: ETrackingUniverseOrigin,
         overlay: &mut OverlayManager,
         app: &mut AppState,
     ) -> anyhow::Result<()> {
@@ -152,7 +154,7 @@ impl LinePool {
                     data.state.dirty = false;
                 }
 
-                data.upload_transform(overlay);
+                data.upload_transform(universe.clone(), overlay);
                 data.upload_color(overlay);
             }
         }

src/backend/openvr/mod.rs

@@ -219,9 +219,11 @@ pub fn openvr_run(running: Arc<AtomicBool>) -> Result<(), BackendError> {
             }
         }
 
+        let universe = playspace.get_universe();
+
         state.input_state.pre_update();
         input_source.update(
-            playspace.get_universe(),
+            universe.clone(),
             &mut input_mgr,
             &mut system_mgr,
             &mut state,
@@ -258,7 +260,7 @@ pub fn openvr_run(running: Arc<AtomicBool>) -> Result<(), BackendError> {
             }
         }
 
-        lines.update(&mut overlay_mgr, &mut state)?;
+        lines.update(universe.clone(), &mut overlay_mgr, &mut state)?;
 
         for o in overlays.iter_mut() {
             o.after_input(&mut overlay_mgr, &mut state)?;
@@ -281,7 +283,7 @@ pub fn openvr_run(running: Arc<AtomicBool>) -> Result<(), BackendError> {
 
         overlays
             .iter_mut()
-            .for_each(|o| o.after_render(&mut overlay_mgr, &state.graphics));
+            .for_each(|o| o.after_render(universe.clone(), &mut overlay_mgr, &state.graphics));
 
         // chaperone
 

src/backend/openvr/overlay.rs

@@ -79,10 +79,15 @@ impl OverlayData<OpenVrOverlayData> {
         Ok(())
     }
 
-    pub(super) fn after_render(&mut self, overlay: &mut OverlayManager, graphics: &WlxGraphics) {
+    pub(super) fn after_render(
+        &mut self,
+        universe: ETrackingUniverseOrigin,
+        overlay: &mut OverlayManager,
+        graphics: &WlxGraphics,
+    ) {
         if self.data.visible {
             if self.state.dirty {
-                self.upload_transform(overlay);
+                self.upload_transform(universe, overlay);
                 self.upload_alpha(overlay);
                 self.state.dirty = false;
             }
@@ -185,7 +190,11 @@ impl OverlayData<OpenVrOverlayData> {
         }
     }
 
-    pub(super) fn upload_transform(&self, overlay: &mut OverlayManager) {
+    pub(super) fn upload_transform(
+        &self,
+        universe: ETrackingUniverseOrigin,
+        overlay: &mut OverlayManager,
+    ) {
         let Some(handle) = self.data.handle else {
             log::debug!("{}: No overlay handle", self.state.name);
             return;
@@ -193,11 +202,7 @@ impl OverlayData<OpenVrOverlayData> {
 
         let transform = Matrix3x4::from_affine(&self.state.transform);
 
-        if let Err(e) = overlay.set_transform_absolute(
-            handle,
-            ETrackingUniverseOrigin::TrackingUniverseStanding,
-            &transform,
-        ) {
+        if let Err(e) = overlay.set_transform_absolute(handle, universe, &transform) {
             log::error!(
                 "{}: Failed to set overlay transform: {}",
                 self.state.name,