reworked code

src/input.rs

@@ -0,0 +1,55 @@
+use bevy::prelude::*;
+use openxr as xr;
+
+type XrPose = (Vec3, Quat);
+
+#[derive(Resource)]
+pub struct XrInput {
+    action_set: xr::ActionSet,
+    right_action: xr::Action<xr::Posef>,
+    left_action: xr::Action<xr::Posef>,
+    right_space: xr::Space,
+    left_space: xr::Space,
+    stage: xr::Space,
+}
+
+impl XrInput {
+    pub fn new(
+        instance: xr::Instance,
+        session: xr::Session<xr::AnyGraphics>,
+    ) -> xr::Result<Self> {
+        let action_set = instance.create_action_set("input", "input pose information", 0)?;
+        let right_action =
+            action_set.create_action::<xr::Posef>("right_hand", "Right Hand Controller", &[])?;
+        let left_action =
+            action_set.create_action::<xr::Posef>("left_hand", "Left Hand Controller", &[])?;
+        instance.suggest_interaction_profile_bindings(
+            instance.string_to_path("/interaction_profiles/khr/simple_controller")?,
+            &[
+                xr::Binding::new(
+                    &right_action,
+                    instance.string_to_path("/user/hand/right/input/grip/pose")?,
+                ),
+                xr::Binding::new(
+                    &left_action,
+                    instance.string_to_path("/user/hand/left/input/grip/pose")?,
+                ),
+            ],
+        )?;
+        session.attach_action_sets(&[&action_set])?;
+        let right_space =
+            right_action.create_space(session.clone(), xr::Path::NULL, xr::Posef::IDENTITY)?;
+        let left_space =
+            left_action.create_space(session.clone(), xr::Path::NULL, xr::Posef::IDENTITY)?;
+        let stage =
+            session.create_reference_space(xr::ReferenceSpaceType::STAGE, xr::Posef::IDENTITY)?;
+        Ok(Self {
+            action_set,
+            right_action,
+            left_action,
+            right_space,
+            left_space,
+            stage,
+        })
+    }
+}