CGAL users discussion list

[Laurent Saboret <>]

Hi Engin,

Are you using the official CGAL 3.5 release or directly the code in SVN?

Best regards,
Laurent Saboret


Engin Kurutepe wrote:
> Hi all,
>
> I am linking against CGAL3.5 and trying to compile the example code from this page: 
> http://www.cgal.org/Manual/last/doc_html/cgal_manual/Surface_reconstruction_points_3/Chapter_main.html#Subsection_45.3.2
>
> However gcc4.2.1 spits out the following errors:
> /Users/ekurutepe/Dropbox/Development/depthRender/depthRender/../../lib/include/CGAL/Meshes/Triangulation_mesher_level_traits_3.h:76:0 
> /Users/ekurutepe/Dropbox/Development/depthRender/depthRender/../../lib/include/CGAL/Meshes/Triangulation_mesher_level_traits_3.h:76: error: no type named 'Locate_type' in 'class 
> CGAL::Surface_mesh_complex_2_in_triangulation_3<CGAL::Delaunay_triangulation_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double>
>  > >, 
> CGAL::Triangulation_data_structure_3<CGAL::Surface_mesh_vertex_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> 
> > >, CGAL::Triangulation_vertex_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
> CGAL::Triangulation_ds_vertex_base_3<void> > >, 
> CGAL::Triangulation_cell_base_with_circumcenter_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
> CGAL::Surface_mesh_cell
_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
CGAL::Triangulation_cell_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > 
>, CGAL::Triangulation_ds_cell_base_3<void> > > > > > >'
> /Users/ekurutepe/Dropbox/Development/depthRender/depthRender/../../lib/include/CGAL/Meshes/Triangulation_mesher_level_traits_3.h:54:0 
> /Users/ekurutepe/Dropbox/Development/depthRender/depthRender/../../lib/include/CGAL/Meshes/Triangulation_mesher_level_traits_3.h:54: error: no type named 'Weighted_tag' in 'class 
> CGAL::Surface_mesh_complex_2_in_triangulation_3<CGAL::Delaunay_triangulation_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double>
>  > >, 
> CGAL::Triangulation_data_structure_3<CGAL::Surface_mesh_vertex_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> 
> > >, CGAL::Triangulation_vertex_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
> CGAL::Triangulation_ds_vertex_base_3<void> > >, 
> CGAL::Triangulation_cell_base_with_circumcenter_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
> CGAL::Surface_mesh_cel
l_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > >, 
CGAL::Triangulation_cell_base_3<CGAL::Robust_circumcenter_traits_3<CGAL::Filtered_kernel<CGAL::Simple_cartesian<double> > 
>, CGAL::Triangulation_ds_cell_base_3<void> > > > > > >'
> The call causing this error is:
>
>     STr tr; // 3D Delaunay triangulation for surface mesh generation
>     C2t3 c2t3(tr); // 2D complex in 3D Delaunay triangulation
>     CGAL::make_surface_mesh(c2t3,                                 // 
> reconstructed mesh
>                             surface,                              // implicit 
> surface
>                             criteria,                             // meshing 
> criteria
>                             CGAL::Manifold_with_boundary_tag());  // require 
> manifold mesh
>
> When I dug a little deeper into the source code I found out that C2t3 is a 
> typedef for Complex_2_in_triangulation_3 and that 
> Complex_2_in_triangulation_3 indeed does not have the Locate_type and 
> Weighted_tag types. Onthe other hand Locate_type and Weighted_tag are types 
> in Triangulation_3which is NOT a parent class of Complex_2_in_triangulation_3.
>
> Is this an error on my side or did maybe a recent commit break the example code? 
>
> Thanks a lot in advance.
>
> Cheers,
> Engin Kurutepe.
>
> --------------------------------------------------------------------
> Engin Kurutepe                          TU Berlin
>
>           FG Nachrichtenübertragung
> Tel: +49 30 314 28507                   Sekr. EN-1, Einsteinufer 17
> Fax: +49 30 314 22514                   10587 Berlin Germany
> ====================================================================
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