I don't think it's just shading though. Under the towers/spires/steeples (whatever) the wall joins the next in a straight line. It *could* happen this like but the wall would normally be curved to support the roof.
Hard to describe and I have no way to show it visually. Maybe you should carry on and see whether it gets resolved anyway.
Hard to describe and I have no way to show it visually. Maybe you should carry on and see whether it gets resolved anyway.