make mouse rotate more reliable

src/player.rs

@@ -120,7 +120,7 @@ fn spawn(
 }
 
 fn rotate_view(
-    controls: Res<Controls>,
+    mut controls: ResMut<Controls>,
     // todo: Put the player head as a child of the rig to avoid this mess:
     mut player: Query<&mut Transform, Or<(With<PlayerRig>, With<PlayerHead>)>>,
 ) {
@@ -131,6 +131,8 @@ fn rotate_view(
             tr.rotate_y(gamepad.look_dir.x * -0.001);
         }
     }
+
+    controls.keyboard_state.look_dir = Vec2::ZERO;
 }
 
 fn toggle_grab_cursor(window: &mut Window) {