cgal/Surface_reconstruction_3/include/CGAL/surface_reconstruction_outp...

39 lines
1.0 KiB
C++

#ifndef CGAL_SURFACE_RECONSTRUCTION_OUTPUT_H
#define CGAL_SURFACE_RECONSTRUCTION_OUTPUT_H
CGAL_BEGIN_NAMESPACE
template <class C2t3, class Triangle>
void
output_surface_facets(std::list<Triangle>& triangles,
const C2t3& c2t3)
{
typedef typename C2t3::Triangulation Tr;
typedef typename Tr::Finite_facets_iterator Finite_facets_iterator;
typedef typename Tr::Vertex_handle Vertex_handle;
typedef typename Tr::Point Point;
const Tr& tr = c2t3.triangulation();
for(Finite_facets_iterator fit = tr.finite_facets_begin();
fit != tr.finite_facets_end();
++fit)
{
if((*fit).first->is_facet_on_surface((*fit).second) == true)
{
std::vector<Point> points(3);
unsigned int index = 0;
for(int i=0; i<4; i++)
if(i != (*fit).second)
points[index++] = (*fit).first->vertex(i)->point();
triangles.push_back(Triangle(points[0],points[1],points[2]));
}
}
}
CGAL_END_NAMESPACE
#endif // CGAL_SURFACE_RECONSTRUCTION_OUTPUT_H