How do you view the modeling history of a OCC shape?

[eue]

In one of the lesson here, you mentioned OCC is originally designed to store entire modeling history of TopoDS_Shape, is there a way to view it?

 

[Quaoar]

In one of the lesson here, you mentioned OCC is originally designed to store entire modeling history of TopoDS_Shape, is there a way to view it?

It's all stored in internal maps, something like BRepTools_History. To visualize the history, there is no any rules of thumb, just cout their contents and compare to in-memory addresses would work.