CGAL users discussion list

[Michael Jeulin-L <>]

Michael Jeulin-L wrote:
> Laurent Saboret wrote:
> > Hi Michael,
> >
> > Please post your code in order for CGAL developers to reproduce this 
> > compilation error.
> >
> > Best regards,
> > Laurent Saboret
> >
> >
> > Michael Jeulin-L wrote:
> > > Hi,
> > >
> > > I have a conflict about multiple definition of a function in CGAL 
> > > when I try to
> > > include "CGAL/mst_orient_normals.h" and 
> > > "CGAL/Surface_mesh_Simplification/edge_collapse.h"
> > > at the same time.
> > >
> > > I`am under VS2K8 pro and I receive the following error :
> > > (It`s a french version, so I try to translate it into English error 
> > > report)
> > >
> > > "
> > > Files : mst_orient_normals.h
> > > error C2668 'boost:visitor' : ambiguous call to an overload function
> > > error C2780: 'void boost::breadth_first_search(const VertexListGraph &,
> > > graph_traits<G>::vertex_descriptor, Buffer &, BFSVisitor, ColorMap)' 
> > > : 5
> > > arguments wait- 3 provided) "
> > >
> > > When I try to compute the function with default parameters, I have 
> > > exactly
> > > contrary error (3 arguments wait - 5 provided)
> > >
> > > I think I can cut some code from edge_collapse header to resolve it, 
> > > but the
> > > solution is not convenient ^^. So could someone tell me what about this
> > > conflict and how can I resolve it properly please ?
> > >
> > > Thank you very much.
> > > Kind Regards.
> >
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> >
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> The following code cause the error :
> #include <list>
> #include <vector>
> #include <fstream>
>
> #include <CGAL/Cartesian.h>
> #include <CGAL/Polygon_2.h>
> #include <CGAL/property_map.h>
> #include <CGAL/remove_outliers.h>
> #include <CGAL/pca_estimate_normals.h>
> #include <CGAL/mst_orient_normals.h>
> #include <CGAL/Triangulation_euclidean_traits_xy_3.h>
> #include <CGAL/Triangulation_hierarchy_3.h>
> #include <CGAL/Delaunay_triangulation_2.h>
> #include <CGAL/Delaunay_triangulation_3.h>
> #include <CGAL/alpha_shape_2.h>
> #include <CGAL/Alpha_shape_3.h>
> #include <CGAL/linear_least_squares_fitting_2.h>
> #include <CGAL/linear_least_squares_fitting_3.h>
>
> #include <CGAL/Polyhedron_3.h>
> #include <CGAL/Surface_mesh_default_triangulation_3.h>
> #include <CGAL/make_surface_mesh.h>
> #include <CGAL/Implicit_surface_3.h>
> #include <CGAL/Poisson_reconstruction_function.h>
> #include <CGAL/Point_with_normal_3.h>
> #include <CGAL/compute_average_spacing.h>
>
> #include <CGAL/Surface_mesh_simplification/HalfedgeGraph_Polyhedron_3.h>
> *#include <CGAL/Surface_mesh_simplification/edge_collapse.h>*
> #include 
> <CGAL/Surface_mesh_simplification/Policies/Edge_collapse/Count_stop_predicate.h> 
>
>
>
> #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
> #include <CGAL/Unique_hash_map.h>
>
>
> using namespace std;
>
> [...typedef....]
>
> ++
>
> void PBuilding::EstimateNormals()
> {
> PointList pointsVect;
> unsigned int nb_neighbors=26;
>
> _completion=0 ;
> int size=_Buildings.size() ;
> global_bar->setMaximum(size);
>
> for(ElementsPts::iterator building=_Buildings.begin(); 
> building!=_Buildings.end(); ++building)
> {
> global_bar->setValue(_completion++);
>
> for(PointsList::iterator 
> point=building->begin();point!=building->end(); ++point)
> pointsVect.push_back(PointVectorPair((*point), Vector(0, 0, 0)));
>
> CGAL::pca_estimate_normals(pointsVect.begin(), pointsVect.end(),
> CGAL::First_of_pair_property_map<PointVectorPair>(),
> CGAL::Second_of_pair_property_map<PointVectorPair>(),
> nb_neighbors);
>
> pointsVect.erase(CGAL::mst_orient_normals(pointsVect.begin(), 
> pointsVect.end(),
> CGAL::First_of_pair_property_map<PointVectorPair>(),
> CGAL::Second_of_pair_property_map<PointVectorPair>(),
> nb_neighbors),
> pointsVect.end());
>
> _pointsNormals.push_back(pointsVect);
> pointsVect.clear();
> }
>
> global_bar->setValue(size);
> global_bar->reset();
> }
>
> Thank you.
> Kind Regards.
So,

NoOne has any idea about how to resolve this conflict please ?
The only one is to delete one of this definition but... It doesn`t look 
like to be a good solution...

Thank you.
Kind Regards.


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Michael Jeulin-L, ComputaMaps

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