mirror of https://github.com/CGAL/cgal
Move GOCAD's IO BGL code to BGL.
This commit is contained in:
Maxime Gimeno
parent
9c794aa228
commit
ebbe8571ee
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@ -34,6 +34,7 @@
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#include <CGAL/boost/graph/named_params_helper.h>
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#include <CGAL/boost/graph/named_params_helper.h>
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#include <CGAL/boost/graph/named_function_params.h>
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#include <CGAL/boost/graph/named_function_params.h>
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#include <CGAL/IO/write_vtk.h>
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#include <CGAL/IO/write_vtk.h>
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#include <CGAL/IO/GOCAD/Build_from_gocad.h>
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namespace CGAL {
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namespace CGAL {
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/*!
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/*!
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@ -673,6 +674,113 @@ void write_vtp(std::ostream& os,
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write_vtp(os, mesh, CGAL::parameters::all_default());
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write_vtp(os, mesh, CGAL::parameters::all_default());
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}
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}
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namespace GOCAD_internal{
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//Use CRTP to gain access to the protected members without getters/setters.
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template <class Facegraph, class P>
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class GOCAD_builder : public Build_from_gocad<Facegraph, P, GOCAD_builder<Facegraph, P> >
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{
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typedef GOCAD_builder<Facegraph, P> Self;
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typedef Build_from_gocad<Facegraph, P, Self> Base;
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typedef typename Base::Point_3 Point_3;
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typedef typename Base::Points_3 Points_3;
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typedef typename Base::Facet Facet;
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typedef typename Base::Surface Surface;
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public:
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GOCAD_builder(std::istream& is_)
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:Base(is_){}
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void do_construct(Facegraph& graph)
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{
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typedef typename boost::graph_traits<Facegraph>::vertex_descriptor
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vertex_descriptor;
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std::vector<vertex_descriptor> vertices(this->meshPoints.size());
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for(std::size_t id = 0; id < this->meshPoints.size(); ++id)
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{
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vertices[id] = add_vertex( this->meshPoints[id], graph);
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}
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// graph.begin_surface( meshPoints.size(), mesh.size());
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typedef typename Points_3::size_type size_type;
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for(size_type i=0; i < this->mesh.size(); i++){
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std::array<vertex_descriptor, 3> face;
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face[0] = vertices[this->mesh[i].template get<0>()];
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face[1] = vertices[this->mesh[i].template get<1>()];
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face[2] = vertices[this->mesh[i].template get<2>()];
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CGAL::Euler::add_face(face, graph);
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}
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}
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};
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}//end GOCAD_internal
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template <typename FaceGraph>
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bool
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read_gocad(FaceGraph& polyhedron, std::istream& in, std::string& name, std::string& color)
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{
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//typedef typename Polyhedron::HalfedgeDS HDS;
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typedef typename boost::property_traits<typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::type>::value_type Point_3;
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GOCAD_internal::GOCAD_builder<FaceGraph, Point_3> builder(in);
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builder(polyhedron);
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name=builder.name;
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color=builder.color;
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return in.good() && polyhedron.is_valid();
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}
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template <typename FaceGraph>
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bool
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write_gocad(FaceGraph& polyhedron, std::ostream& os, const std::string& name)
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{
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os << "GOCAD TSurf 1\n"
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"HEADER {\n"
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"name:";
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os << name << std::endl;
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os << "*border:on\n"
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"*border*bstone:on\n"
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"}\n"
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"GOCAD_ORIGINAL_COORDINATE_SYSTEM\n"
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"NAME Default\n"
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"AXIS_NAME \"X\" \"Y\" \"Z\"\n"
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"AXIS_UNIT \"m\" \"m\" \"m\"\n"
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"ZPOSITIVE Elevation\n"
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"END_ORIGINAL_COORDINATE_SYSTEM\n"
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"TFACE\n";
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os.precision(16);
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typedef typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::type VPMap;
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VPMap vpmap = get(CGAL::vertex_point, polyhedron);
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std::map<typename boost::graph_traits<FaceGraph>::vertex_descriptor, int> id_map;
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{
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typename boost::graph_traits<FaceGraph>::vertex_iterator it, end;
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it = vertices(polyhedron).begin();
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end = vertices(polyhedron).end();
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int i=0;
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for(; it != end; ++it){
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id_map[*it] = i;
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os << "VRTX " << i << " " << get(vpmap, *it) << "\n";
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++i;
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}
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}
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{
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typename boost::graph_traits<FaceGraph>::face_iterator it, end;
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it = faces(polyhedron).begin();
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end = faces(polyhedron).end();
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for(; it != end; ++it){
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os << "TRGL " << id_map[target(prev(halfedge(*it, polyhedron), polyhedron), polyhedron)] << " "
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<< id_map[target(halfedge(*it, polyhedron), polyhedron)] << " "
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<< id_map[target(next(halfedge(*it, polyhedron), polyhedron), polyhedron)] << "\n";
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}
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}
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os << "END" << std::endl;
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return true;
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}
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} // namespace CGAL
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} // namespace CGAL
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#endif // CGAL_BOOST_GRAPH_IO_H
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#endif // CGAL_BOOST_GRAPH_IO_H
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@ -1,44 +0,0 @@
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// Copyright (c) 2019 GeometryFactory
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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// Author(s) : Maxime Gimeno
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#ifndef CGAL_IO_GOCAD_H
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#define CGAL_IO_GOCAD_H
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#include <iostream>
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#include <CGAL/IO/GOCAD/GOCAD_internals.h>
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#include <string>
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namespace CGAL{
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template <typename FaceGraph>
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bool
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read_gocad(FaceGraph& facegraph, std::istream& in, std::string& name, std::string& color)
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{
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return GOCAD_internal::read_gocad(facegraph, in, name, color);
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}
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template <typename FaceGraph>
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bool
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write_gocad(FaceGraph& facegraph, std::ostream& os, const std::string& name)
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{
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return GOCAD_internal::write_gocad(facegraph, os, name);
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}
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}//end CGAL
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#endif //CGAL_IO_GOCAD_H
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@ -0,0 +1,111 @@
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// Copyright (c) 2019 GeometryFactory
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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// Author(s) : Maxime Gimeno
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#ifndef CGAL_IO_GOCAD_BUILD_FROM_GOCAD_H
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#define CGAL_IO_GOCAD_BUILD_FROM_GOCAD_H
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#include <deque>
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#include <iostream>
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#include <string>
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#include <boost/tuple/tuple.hpp>
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#include <iostream>
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namespace CGAL{
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namespace GOCAD_internal {
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template <class Facegraph, class P, class Derived>
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class Build_from_gocad
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{
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protected:
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typedef P Point_3;
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typedef std::deque<Point_3> Points_3;
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typedef boost::tuple<int,int,int> Facet;
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typedef std::deque<Facet> Surface;
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public:
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std::string name, color;
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Build_from_gocad(std::istream& is_)
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: is(is_), counter(0)
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{}
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void do_construct(){} //specific to Facegraph (declared in BGL)
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void
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read(std::istream& input, Points_3& points, Surface& surface, int offset = 0)
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{
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char c;
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std::string s, tface("TFACE");
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int i,j,k;
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Point_3 p;
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bool vertices_read = false;
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while(input >> s){
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if(s == tface){
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break;
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}
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std::string::size_type idx;
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if((idx = s.find("name")) != std::string::npos){
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std::istringstream str(s.substr(idx+5));
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str >> name;
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}
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if((idx = s.find("color")) != std::string::npos){
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std::istringstream str(s.substr(idx+6));
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str >> color;
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}
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}
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std::getline(input, s);
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while(input.get(c)){
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if((c == 'V')||(c == 'P')){
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input >> s >> i >> p;
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if(! vertices_read){
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vertices_read = true;
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offset -= i; // Some files start with index 0 others with 1
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}
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points.push_back(p);
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} else if(vertices_read && (c == 'T')){
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input >> c >> c >> c >> i >> j >> k;
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surface.push_back(boost::make_tuple(offset+i, offset+j, offset+k));
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} else if(c == 'E'){
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break;
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}
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std::getline(input, s);
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}
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}
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void operator()( Facegraph& graph)
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{
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read(this->is, this->meshPoints, this->mesh);
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static_cast<Derived*>(this)->do_construct(graph);
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}
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protected:
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std::istream& is;
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int counter;
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Points_3 meshPoints;
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Surface mesh;
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};
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}//end GOCAD_internal
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}//end CGAL
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#endif // CGAL_IO_GOCAD_BUILD_FROM_GOCAD_H
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@ -1,195 +0,0 @@
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// Copyright (c) 2019 GeometryFactory
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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// Author(s) : Maxime Gimeno
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#ifndef CGAL_IO_GOCAD_GOCAD_INTERNALS_H
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#define CGAL_IO_GOCAD_GOCAD_INTERNALS_H
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#include <deque>
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#include <iostream>
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#include <string>
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#include <boost/tuple/tuple.hpp>
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#include <CGAL/boost/graph/Euler_operations.h>
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#include <iostream>
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namespace CGAL{
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namespace GOCAD_internal {
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template <class Facegraph, class P>
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class Build_from_gocad_BGL
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{
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typedef P Point_3;
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typedef std::deque<Point_3> Points_3;
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typedef boost::tuple<int,int,int> Facet;
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typedef std::deque<Facet> Surface;
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std::istream& is;
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int counter;
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Points_3 meshPoints;
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Surface mesh;
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public:
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std::string name, color;
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Build_from_gocad_BGL(std::istream& is_)
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: is(is_), counter(0)
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{}
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void operator()( Facegraph& graph) {
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read(is, meshPoints, mesh);
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typedef typename boost::graph_traits<Facegraph>::vertex_descriptor
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vertex_descriptor;
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std::vector<vertex_descriptor> vertices(meshPoints.size());
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for(std::size_t id = 0; id < meshPoints.size(); ++id)
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{
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vertices[id] = add_vertex( meshPoints[id], graph);
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}
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// graph.begin_surface( meshPoints.size(), mesh.size());
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typedef typename Points_3::size_type size_type;
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for(size_type i=0; i < mesh.size(); i++){
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std::array<vertex_descriptor, 3> face;
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face[0] = vertices[mesh[i].template get<0>()];
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face[1] = vertices[mesh[i].template get<1>()];
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face[2] = vertices[mesh[i].template get<2>()];
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CGAL::Euler::add_face(face, graph);
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}
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}
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void
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read(std::istream& input, Points_3& points, Surface& surface, int offset = 0)
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{
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char c;
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std::string s, tface("TFACE");
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int i,j,k;
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Point_3 p;
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bool vertices_read = false;
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while(input >> s){
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if(s == tface){
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break;
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}
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std::string::size_type idx;
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if((idx = s.find("name")) != std::string::npos){
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std::istringstream str(s.substr(idx+5));
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str >> name;
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}
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if((idx = s.find("color")) != std::string::npos){
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std::istringstream str(s.substr(idx+6));
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str >> color;
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}
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}
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std::getline(input, s);
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|
||||||
while(input.get(c)){
|
|
||||||
if((c == 'V')||(c == 'P')){
|
|
||||||
input >> s >> i >> p;
|
|
||||||
if(! vertices_read){
|
|
||||||
vertices_read = true;
|
|
||||||
offset -= i; // Some files start with index 0 others with 1
|
|
||||||
}
|
|
||||||
|
|
||||||
points.push_back(p);
|
|
||||||
|
|
||||||
} else if(vertices_read && (c == 'T')){
|
|
||||||
input >> c >> c >> c >> i >> j >> k;
|
|
||||||
surface.push_back(boost::make_tuple(offset+i, offset+j, offset+k));
|
|
||||||
} else if(c == 'E'){
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
std::getline(input, s);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
};
|
|
||||||
|
|
||||||
template <typename FaceGraph>
|
|
||||||
bool
|
|
||||||
read_gocad(FaceGraph& polyhedron, std::istream& in, std::string& name, std::string& color)
|
|
||||||
{
|
|
||||||
//typedef typename Polyhedron::HalfedgeDS HDS;
|
|
||||||
typedef typename boost::property_traits<typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::type>::value_type Point_3;
|
|
||||||
|
|
||||||
Build_from_gocad_BGL<FaceGraph, Point_3> builder(in);
|
|
||||||
builder(polyhedron);
|
|
||||||
name=builder.name;
|
|
||||||
color=builder.color;
|
|
||||||
|
|
||||||
return in.good() && polyhedron.is_valid();
|
|
||||||
}
|
|
||||||
|
|
||||||
template <typename FaceGraph>
|
|
||||||
bool
|
|
||||||
write_gocad(FaceGraph& polyhedron, std::ostream& os, const std::string& name)
|
|
||||||
{
|
|
||||||
os << "GOCAD TSurf 1\n"
|
|
||||||
"HEADER {\n"
|
|
||||||
"name:";
|
|
||||||
os << name << std::endl;
|
|
||||||
os << "*border:on\n"
|
|
||||||
"*border*bstone:on\n"
|
|
||||||
"}\n"
|
|
||||||
"GOCAD_ORIGINAL_COORDINATE_SYSTEM\n"
|
|
||||||
"NAME Default\n"
|
|
||||||
"AXIS_NAME \"X\" \"Y\" \"Z\"\n"
|
|
||||||
"AXIS_UNIT \"m\" \"m\" \"m\"\n"
|
|
||||||
"ZPOSITIVE Elevation\n"
|
|
||||||
"END_ORIGINAL_COORDINATE_SYSTEM\n"
|
|
||||||
"TFACE\n";
|
|
||||||
|
|
||||||
os.precision(16);
|
|
||||||
typedef typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::type VPMap;
|
|
||||||
VPMap vpmap = get(CGAL::vertex_point, polyhedron);
|
|
||||||
std::map<typename boost::graph_traits<FaceGraph>::vertex_descriptor, int> id_map;
|
|
||||||
{
|
|
||||||
typename boost::graph_traits<FaceGraph>::vertex_iterator it, end;
|
|
||||||
it = vertices(polyhedron).begin();
|
|
||||||
end = vertices(polyhedron).end();
|
|
||||||
int i=0;
|
|
||||||
for(; it != end; ++it){
|
|
||||||
id_map[*it] = i;
|
|
||||||
os << "VRTX " << i << " " << get(vpmap, *it) << "\n";
|
|
||||||
++i;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
{
|
|
||||||
typename boost::graph_traits<FaceGraph>::face_iterator it, end;
|
|
||||||
it = faces(polyhedron).begin();
|
|
||||||
end = faces(polyhedron).end();
|
|
||||||
for(; it != end; ++it){
|
|
||||||
os << "TRGL " << id_map[target(prev(halfedge(*it, polyhedron), polyhedron), polyhedron)] << " "
|
|
||||||
<< id_map[target(halfedge(*it, polyhedron), polyhedron)] << " "
|
|
||||||
<< id_map[target(next(halfedge(*it, polyhedron), polyhedron), polyhedron)] << "\n";
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
os << "END" << std::endl;
|
|
||||||
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
}//end GOCAD_internal
|
|
||||||
}//end CGAL
|
|
||||||
#endif // CGAL_IO_GOCAD_GOCAD_INTERNALS_H
|
|
||||||
|
|
||||||
|
|
@ -5,7 +5,7 @@
|
||||||
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
|
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
|
||||||
#include <CGAL/boost/graph/helpers.h>
|
#include <CGAL/boost/graph/helpers.h>
|
||||||
|
|
||||||
#include <CGAL/IO/GOCAD.h>
|
#include <CGAL/boost/graph/io.h>
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
#include <sstream>
|
#include <sstream>
|
||||||
#include <string>
|
#include <string>
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue