Claudio Benghi

I've looked at the code and I think the problem lies with the initialization of the `SelectedItems` property. It is initialized at the following lines in the constuctor: https://github.com/ygoe/MultiSelectTreeView/blob/8dadce5dfa1fce0216c906921f0edf9551dbc457/MultiSelectTreeView/Controls/MultiSelectTreeView.cs#L89-L91 whereas...

Thanks @ypogribnyi, setting it to null and returning it to the collection worked, but I also had to raise a property change notification in between like so: ```cs var tmp...

Hi @Kirill-basic, this is a pretty complex problem. I've had some experience on doing it in the past, and it depends largely on the purpose that you are comparing models...

Martin is quite right. If you want to get some improvements on the consistency an option would be to pre-process files before comparison so that the entity label is generated...

> I need to store information about geometry only. Depending on the context, you might be better off comparing the triangulated mesh, then.

As always... it depends. You could develop a text format that stores geometry in a single text line for each mesh, attached to the guid of the product rather than...

Hello, this is a long standing desire of mine, but we needed to port to ifc4 first. What we need to ensure is that efficiency is similar to the esent...

I'll keep this open as a reminder.

Hello @GVladislavG , You would have to create the relational objects that you need according to the IFC schema. ``` var newRel = model.Instances.New(); ``` Then set the properties of...

Hi Martin, I think it might be something to do with the alignment of models or some single/double precision issue. Those circles appear segmented, which might be due to large...