CGAL users discussion list

Wesley Smith wrote:
> > Are you looking for the vertices on the convex hull?
> > Just take the cells incident to the infinite vertex,
> > and collect the vertices on the faces opposite to the
> > infinite vertex.
>
>
> Now that's a nice technique.  I was wondering how to get the convex
> hull.  How does one define an infinite vertex in code?  I haven't seen
> any examples so far in my CGAL explorations.

see the reference manual of Triangulation_3
Vertex_handle t.infinite_vertex () Returns the infinite vertex.
(not "an" infinite vertex, but "the" infinite vertex)

> As for the error, I found a slip in my 3D voronoi code that caused the
> problem.  I think I need a break from the computer ball and chain :]
> Sorry for the noise.
>
> best,
> wes