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Export non-simple Nef too

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This commit is contained in:
Ken Arroyo Ohori
2017-03-20 20:57:17 -06:00
parent 71d7bbd6ba
commit 4061f93560
2 changed files with 44 additions and 6 deletions
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src/ifcgeom/kernels/cgal/CgalConversionFunctions.cpp
+13 -3
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@@ -41,13 +41,23 @@ CGAL::Nef_polyhedron_3<Kernel> IfcGeom::CgalKernel::create_nef_polyhedron(std::l
// fresult.close();
return CGAL::Nef_polyhedron_3<Kernel>();
} if (!polyhedron.is_closed()) {
std::cout << "create_nef_polyhedron: Polyhedron not closed" << std::endl;
// std::ofstream fresult;
// fresult.open("/Users/ken/Desktop/open.off");
// fresult << polyhedron << std::endl;
// fresult.close();
// TODO: Nef constructor doesn't support open meshes
return CGAL::Nef_polyhedron_3<Kernel>(polyhedron);
CGAL::Nef_polyhedron_3<Kernel> mesh;
unsigned int current_face = 0;
for (auto &face: faces(polyhedron)) {
++current_face;
// if (current_face%10 == 0) std::cout << current_face << "/" << polyhedron.size_of_facets() << std::endl;
std::list<Kernel::Point_3> points_in_face;
CGAL::Polyhedron_3<Kernel>::Halfedge_around_facet_const_circulator current_halfedge = face->facet_begin();
do {
points_in_face.push_back(current_halfedge->vertex()->point());
++current_halfedge;
} while (current_halfedge != face->facet_begin());
mesh += CGAL::Nef_polyhedron_3<Kernel>(points_in_face.begin(), points_in_face.end());
} return mesh;
}
if (!CGAL::Polygon_mesh_processing::is_outward_oriented(polyhedron)) {
CGAL::Polygon_mesh_processing::reverse_face_orientations(polyhedron);