pub fn mesh_focus(
    paused: Option<Res<'_, PausedForBlockers>>,
    mouse_button_input: Res<'_, Input<MouseButton>>,
    touches_input: Res<'_, Touches>,
    pick_source_query: Query<'_, '_, &PickingCamera>,
    interactions: Query<'_, '_, (&mut Interaction, Option<&mut Hover>, Option<&FocusPolicy>, Entity), With<PickableMesh>>
)