use zero-cost`get_mut` instead of costly `borrow_mut`
@@ -838,7 +838,7 @@ impl UserInterface {
self.drawing_context.clear();
for node in self.nodes.iter_mut() {
- node.command_indices.borrow_mut().clear();
+ node.command_indices.get_mut().clear();
}
// Draw everything except top-most nodes.
