CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

It's an inheritance problem, Weighted_point inherits from the point
which is documented here:
http://www.cgal.org/Manual/latest/doc_html/cgal_manual/Triangulation_2_ref/Class_Weighted_point.html

I'm afraid, there is not much we can do about it.

Sebastien.

On 02/08/2013 10:00 AM, Tom Dreyfus wrote:
> Hi,
>
> thank you for the answer.
>
> However, I am not sure that it is normal that the method circumcenter()
> returns the (not weighted) circumcenter associated to a Cell in the
> Regular_triangulation. The circumcenter is associated to a set of
> points, and the weighted circumcenter is associated to a set of weighted
> points: the possiblity to use the not weighted circumcenter in the
> regular triangulation may be confusing and may lead to errors. Or at
> least, it should be mentionned somewhere in the documentation.
>
> Tom.
>
> ------------------------------------------------------------------------
>
>     *De: *"Fernando de Goes" 
> <>
>     *À: 
> *
>     *Cc: 
> *
>     *Envoyé: *Jeudi 7 Février 2013 18:14:59
>     *Objet: *Re: [cgal-discuss] bug: circumcenter with
>     Regular_triangulation_3
>
>     hi Tom,
>
>     Regular_triangulation is a weighted Delaunay triangulation and its
>     dual is a weighted circumcenter, ie, the circumcenter plus a
>     displacement that depends on the vertex weights.
>     When the weights of the vertices of a triangle have different values
>     (and that's the case in your file bug.txt), the dual will be always
>     different than the circumcenter.
>     When all the weights are the same, the weighted Delaunay
>     triangulation reduces to a Delaunay triangulation and then the dual
>     coincides with the circumcenter.
>
>
>     On Thu, Feb 7, 2013 at 9:07 AM, Tom Dreyfus 
> <
>     
> <mailto:>>
>  wrote:
>
>         Hello,
>
>         The methods Regular_triangulation_3::dual(Cell_handle) and
>         Cell::circumcenter(void) do not return the same point.
>
>         I join a short example.
>
>         Tom.
>
>
>
>
>     --
>     Fernando de Goes