CGAL users discussion list

[Efi Fogel <>]

Look for the notification mechanism through observers. It is exemplified 
in examples/Arrangement_2/observer.cpp


 wrote:
> I wish thank the CGAL Team for their work because this library is really brilliant and robust. 
>
> However I have a small question concerning the “2D Arrangements”: 
>
> I would like to create a 2D Boolean on a disordered whole of segments which are intersected themselves. So I need to transport some information on the segments through the “insert_curves” operation like a “winding number” or a z coordinate and I would like to be able to define a kind of callback which makes it possible to distribute information during the segments’ split. 
>
> Do you think that this operation is possible? In this case how can I realize 
> that?
>
>
> I thank you by advance for your answers.
>
> Best regards
>
> Bertrand
>   
--
  ____  _        ____             _
 /_____/_) o    /__________  __  //
(____ (   (    (    (_/ (_/-(-'_(/
                        _/