fix look around with gamepad

src/camera.rs

@@ -37,7 +37,7 @@ pub fn plugin(app: &mut App) {
     app.register_type::<CameraState>();
     app.init_resource::<CameraState>();
     app.add_systems(Startup, startup);
-    app.add_systems(Update, (update, rotate_view));
+    app.add_systems(Update, (update, rotate_view_keyboard, rotate_view_gamepad));
 }
 
 fn startup(mut commands: Commands) {
@@ -92,7 +92,7 @@ fn update(
     *cam_transform = Transform::from_translation(cam_pos).looking_at(target, Vec3::Y);
 }
 
-fn rotate_view(
+fn rotate_view_keyboard(
     mut controls: ResMut<Controls>,
     mut cam: Query<&mut CameraRotation>,
     movement: Res<PlayerMovement>,
@@ -105,6 +105,7 @@ fn rotate_view(
         if movement.any_direction {
             cam.0 = 0.;
         }
+
         return;
     }
 
@@ -112,3 +113,25 @@ fn rotate_view(
 
     controls.keyboard_state.look_dir = Vec2::ZERO;
 }
+
+fn rotate_view_gamepad(
+    controls: Res<Controls>,
+    mut cam: Query<&mut CameraRotation>,
+    movement: Res<PlayerMovement>,
+) {
+    let Ok(mut cam) = cam.get_single_mut() else {
+        return;
+    };
+
+    let Some(gamepad) = controls.gamepad_state else {
+        return;
+    };
+
+    if !gamepad.view_mode {
+        if movement.any_direction {
+            cam.0 = 0.;
+        }
+    } else {
+        cam.0 += gamepad.look_dir.x * -0.001;
+    }
+}