CGAL users discussion list

["Fernando Cacciola" <>]

Hi Xiangzhi,

> Hi Fernando Cacciola !
>
> Thanks very much for your help!
>
> Two degeneration cases are listed in the attachment. if there are at least
> two becoming edges collinear during the shrinking process. As a result, the
> shape of straight skeleton seems incorrect !!
Did you applied the patch I posted and re-build the demo program?

Can you post the polygon that produces the first example (the one that is 
missing the "vertex" event)?

Best

Fernando Cacciola
GeometryFactory