CGAL users discussion list

[Andreas Fabri <>]

Hello Garth,

you can add infos, by writing

typedef Compact_mesh_cell_base_3<..>   Cb;
typedef Triangulation_cell_base_with_info_3<int,Cb..>


As a side remark: We will finally not deprecate this
feature in CGAL 4.3 (which will be released in the next days).

Best,

andreas




On 15/10/2013 21:57, Garth Wells wrote:
> I've been using Mesh_cell_base_3 to attach an int to mesh cells, but it's
> deprecated in CGAL 4.3 and I'm having trouble to the new
> Compact_mesh_cell_base_3 class in CGAL 4.3.
>
> Previously, I had
>
> // CGAL 3D triangulation vertex typedefs
> typedef CGAL::Triangulation_vertex_base_3<Geom_traits> Tvb3_base;
> typedef CGAL::Triangulation_vertex_base_with_info_3<int, Geom_traits,
> Tvb3_base> Tvb3;
> typedef CGAL::Mesh_vertex_base_3<Geom_traits, Mesh_domain, Tvb3>
> Vertex_base;
>
> // CGAL 3D triangulation cell typedefs
> typedef CGAL::Triangulation_cell_base_3<Geom_traits> Tcb3_base;
> typedef CGAL::Triangulation_cell_base_with_info_3<int, Geom_traits,
> Tcb3_base> Tcb3;
> typedef CGAL::Mesh_cell_base_3<Geom_traits, Mesh_domain, Tcv3> Cell_base;
>
> typedef CGAL::Triangulation_data_structure_3<Vertex_base, Cell_base>
> Tds_mesh;
> typedef CGAL::Regular_triangulation_3<Geom_traits, Tds_mesh> Tr;
> typedef CGAL::Mesh_complex_3_in_triangulation_3
>   C3t3;
>
> However the new Compact_mesh_cell_base_3 class wants a triangulation as the
> third template argument, but previously Mesh_cell_base_3 was a template
> argument to the triangulation class. The new design appears circular - it's
> not clear how I can construct a triangulation using cells with info, and
> there are no examples.  I'd be grateful for an explanation and/or example on
> how to use Compact_mesh_cell_base_3.
>
> Garth
>
>
>
>
>
> --
> View this message in context: 
> http://cgal-discuss.949826.n4.nabble.com/Compact-mesh-cell-base-3-in-CGAL-4-3-beta-tp4658202.html
> Sent from the cgal-discuss mailing list archive at Nabble.com.


--
Andreas Fabri, PhD
Chief Officer, GeometryFactory
Editor, The CGAL Project

phone: +33.492.954.912    skype: andreas.fabri