CGAL users discussion list

[Monique Teillaud <>]

Samuel Hornus wrote:
> Dennis Endt 
> <>
>  wrote:
> > I just mean a function to prove, if two triangles have a positive or
> > negative intersection. I they cut each other and so on...
>
> It seems such a function does not exist, as you can see on this
> page of the manual (rings a bell ?)
> http://www.cgal.org/Manual/3.3/doc_html/cgal_manual/Kernel_23_ref/Function_intersection.html
> You may make do with the intersection described in the above web page,
> though.

I guess the link to do_intersect given by Olivier is even more appropriate

> As for the orientation you want to give to an intersection, I must admit
> I have never come accross such a concept, and I present to you my most
> sincere apologies for not understanding this.

shall we present global apologies? ;)

        Monique Teillaud