small fixes

crates/bevy_openxr/examples/common_entities.rs

@@ -35,13 +35,6 @@ fn setup(
         transform: Transform::from_rotation(Quat::from_rotation_x(-std::f32::consts::FRAC_PI_2)),
         ..default()
     });
-    // // cube
-    // commands.spawn(PbrBundle {
-    //     mesh: meshes.add(Cuboid::new(1.0, 1.0, 1.0)),
-    //     material: materials.add(Color::srgb_u8(124, 144, 255)),
-    //     transform: Transform::from_xyz(0.0, 0.5, 0.0),
-    //     ..default()
-    // });
     // light
     commands.spawn(PointLightBundle {
         point_light: PointLight {
@@ -59,7 +52,6 @@ fn setup(
 
 fn spawn_hands(
     mut cmds: Commands,
-    root: Query<Entity, With<XrTrackingRoot>>,
     mut meshes: ResMut<Assets<Mesh>>,
     mut materials: ResMut<Assets<StandardMaterial>>,
 ) {
@@ -122,6 +114,6 @@ fn spawn_hands(
         ))
         .id();
 
-    cmds.entity(root.single())
+    cmds.entity(rooter)
         .push_children(&[left, right, head, local_floor]);
 }

crates/bevy_xr_utils/src/tracking_utils.rs

@@ -268,6 +268,9 @@ fn spawn_tracking_rig(
     let right = cmds
         .spawn((SpatialBundle { ..default() }, right_space, RightGrip))
         .id();
+
+    cmds.entity(root.single())
+        .push_children(&[head, local_floor, left, right]);
 }
 
 //bindings