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// Copyright (c) 1997
// Utrecht University (The Netherlands),
// ETH Zurich (Switzerland),
// INRIA Sophia-Antipolis (France),
// Max-Planck-Institute Saarbruecken (Germany),
// and Tel-Aviv University (Israel). All rights reserved.
//
// This file is part of CGAL (www.cgal.org)
//
// $URL: https://github.com/CGAL/cgal/blob/v6.1.1/Stream_support/include/CGAL/IO/VRML/File_writer_VRML_2.h $
// $Id: include/CGAL/IO/VRML/File_writer_VRML_2.h 08b27d3db14 $
// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
//
//
// Author(s) : Lutz Kettner <kettner@mpi-sb.mpg.de>
#ifndef CGAL_IO_FILE_WRITER_VRML_2_H
#define CGAL_IO_FILE_WRITER_VRML_2_H
#include <CGAL/basic.h>
#include <CGAL/IO/VRML/VRML_2_ostream.h>
#include <cstddef>
#include <iostream>
namespace CGAL {
class File_writer_VRML_2
{
VRML_2_ostream m_os;
std::size_t m_facets;
public:
File_writer_VRML_2(): m_facets(0) {}
std::ostream& out() const { return m_os.os(); }
void write_header(VRML_2_ostream& o,
std::size_t vertices,
std::size_t halfedges,
std::size_t facets,
const bool /*colors*/ = false,
const bool /*normals*/ = false,
const bool /*textures*/ = false)
{
m_os = o;
m_facets = facets;
out() << " #-- Begin of Polygon Mesh\n";
out() << " # " << vertices << " vertices\n";
out() << " # " << halfedges << " halfedges\n";
out() << " # " << facets << " facets\n";
out() << " Group {\n"
" children [\n"
" Shape {\n"
" appearance Appearance { material USE Material }\n"
" geometry IndexedFaceSet {\n"
" convex FALSE\n"
" solid FALSE\n"
" coord Coordinate {\n"
" point [" << std::endl;
}
void write_footer() const
{
out() << " ] #coordIndex\n"
" } #geometry\n"
" } #Shape\n"
" ] #children\n"
" } #Group" << std::endl;
}
void write_vertex( const double x, const double y, const double z)
{
out() << " "
<< IO::oformat(x) << ' ' << IO::oformat(y) << ' ' << IO::oformat(z) << ',' << '\n';
}
void write_vertex_normal(const double, const double, const double) { }
void write_vertex_color(const double, const double, const double) { }
void write_vertex_texture(const double, const double) { }
void write_facet_header() const
{
out() << " ] #point\n"
" } #coord Coordinate\n"
" coordIndex [" << std::endl;
}
void write_facet_begin(std::size_t) { out() << " "; }
void write_facet_vertex_index( std::size_t idx) { out() << idx << ',';}
void write_face_color(const double, const double, const double) { }
void write_facet_end() { out() << "-1,\n"; }
};
} // namespace CGAL
#endif // CGAL_IO_FILE_WRITER_VRML_2_H //
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