mirror of https://github.com/CGAL/cgal
105 lines
3.0 KiB
C++
105 lines
3.0 KiB
C++
// Copyright (c) 2015-2020 GeometryFactory (France). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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// Author(s) : Andreas Fabri
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// Mael Rouxel-Labbé
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#ifndef CGAL_BGL_IO_INP_H
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#define CGAL_BGL_IO_INP_H
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#include <CGAL/boost/graph/iterator.h>
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#include <CGAL/Named_function_parameters.h>
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#include <CGAL/boost/graph/named_params_helper.h>
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#include <boost/container/flat_map.hpp>
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#include <fstream>
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#include <string>
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namespace CGAL {
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namespace IO {
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/// \cond SKIP_IN_MANUAL
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template <typename Graph, typename CGAL_NP_TEMPLATE_PARAMETERS>
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bool write_INP(std::ostream& os,
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const std::string& name,
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const std::string& type,
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const Graph& g,
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const CGAL_NP_CLASS& np = parameters::default_values())
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{
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typedef typename boost::graph_traits<Graph>::vertex_descriptor vertex_descriptor;
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typedef typename boost::graph_traits<Graph>::face_descriptor face_descriptor;
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typedef typename boost::graph_traits<Graph>::vertices_size_type vertices_size_type;
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typedef typename CGAL::GetVertexPointMap<Graph, CGAL_NP_CLASS>::const_type VPM;
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typedef typename boost::property_traits<VPM>::reference Point_ref;
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using parameters::choose_parameter;
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using parameters::get_parameter;
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VPM vpm = choose_parameter(get_parameter(np, internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, g));
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if(!os.good())
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return false;
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os << "*Part, name=" << name << "\n*Node\n";
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boost::container::flat_map<vertex_descriptor,vertices_size_type> reindex;
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int n = 1;
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for(const vertex_descriptor v : vertices(g))
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{
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Point_ref p = get(vpm,v);
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os << n << ", " << p.x() << ", " << p.y() << ", " << p.z() << '\n';
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reindex[v] = n++;
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}
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n = 1;
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os << "*Element, type=" << type << std::endl;
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for(const face_descriptor f : faces(g))
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{
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os << n++;
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for(const vertex_descriptor v : CGAL::vertices_around_face(halfedge(f, g), g))
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os << ", " << reindex[v];
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os << '\n';
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}
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os << "*End Part"<< std::endl;
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return os.good();
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}
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template <typename Graph, typename CGAL_NP_TEMPLATE_PARAMETERS>
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bool write_INP(const std::string& fname,
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const std::string& type,
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const Graph& g,
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const CGAL_NP_CLASS& np = parameters::default_values() )
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{
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std::ofstream os(fname);
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return write_INP(os, fname, type, g, np);
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}
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#ifndef CGAL_NO_DEPRECATED_CODE
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template <typename FaceGraph, typename NamedParameters = parameters::Default_named_parameters>
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CGAL_DEPRECATED bool write_inp(std::ostream& os,
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const FaceGraph& g,
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std::string name,
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std::string type,
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const NamedParameters& np = parameters::default_values())
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{
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return write_INP(os, name, type, g, np);
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}
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#endif
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/// \endcond
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}} // namespace CGAL::IO
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#endif // CGAL_BGL_IO_INP_H
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