mirror of https://github.com/CGAL/cgal
48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
#ifdef CGAL_POLYHEDRON_3_H
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CGAL_BEGIN_NAMESPACE
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template <class Traits, class HDS>
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PS_Stream_3& operator <<(PS_Stream_3& ps,const
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Polyhedron_3<Traits,HDS>& P)
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{
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typedef Polyhedron_3<Traits,HDS>::Facet_const_iterator FCI;
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typedef
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Polyhedron_3<Traits,HDS>::Halfedge_around_facet_const_circulator HFCC;
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FCI fi = P.facets_begin();
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for(; fi != P.facets_end();++fi)
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{
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Polygon p;
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double scal =(ps.compute_plane_equations(*fi).orthogonal_vector())*(ps.direction().vector());
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cout <<scal <<endl;
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if (scal > 0)
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{
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double gris = scal/(ps.norme(ps.compute_plane_equations(*fi).orthogonal_vector().x(),ps.compute_plane_equations(*fi).orthogonal_vector().y(),ps.compute_plane_equations(*fi).orthogonal_vector().z())*ps.norme(ps.direction().vector().x(),ps.direction().vector().y(),ps.direction().vector().z()));
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HFCC hfc = fi->facet_begin();
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HFCC hfc_end = hfc;
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do {
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p.push_back(ps.transform(ps.trans(),(hfc->vertex())->point()));
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++hfc;
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}while(hfc != hfc_end);
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ps.os() << gris <<" " <<"setgray" <<endl;
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ps <<p;
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}
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}
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return ps;
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}
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CGAL_END_NAMESPACE
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#endif // CGAL_POLYHEDRON_3_H
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