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// Copyright (c) 1997 Utrecht University (The Netherlands),
// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
// and Tel-Aviv University (Israel). All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.6-branch/Inventor/include/CGAL/IO/VRML_2_ostream.h $
// $Id: VRML_2_ostream.h 56414 2010-05-21 17:16:35Z reichel $
//
// Author(s) : Andreas Fabri
// Lutz Kettner <kettner@inf.ethz.ch>
// Herve Bronnimann
// Mariette Yvinec <Mariette.Yvinec@sophia.inria.fr>
#ifndef CGAL_IO_VRML_2_OSTREAM_H
#define CGAL_IO_VRML_2_OSTREAM_H
#include <CGAL/basic.h>
#include <iostream>
CGAL_BEGIN_NAMESPACE
class VRML_2_ostream {
public:
VRML_2_ostream() : m_os(0) {}
VRML_2_ostream(std::ostream& o) : m_os(&o) { header();}
~VRML_2_ostream() { close(); }
void open(std::ostream& o) { m_os = &o; header(); }
void close() {
if ( m_os)
footer();
m_os = 0;
}
typedef const void* Const_void_ptr;
operator Const_void_ptr () const {
if ( m_os)
return *m_os;
return 0;
}
std::ostream& os() {
// The behaviour if m_os == 0 could be changed to return
// cerr or a file handle to /dev/null. The latter one would
// mimick the behaviour that one can still use a stream with
// an invalid stream, but without producing any output.
CGAL_assertion( m_os != 0 );
return *m_os;
}
private:
void header() {
os() << "#VRML V2.0 utf8\n"
"# File written with the help of the CGAL Library\n"
"#-- Begin of file header\n"
"Group {\n"
" children [\n"
" Shape {\n"
" appearance DEF A1 Appearance {\n"
" material Material {\n"
" diffuseColor .6 .5 .9\n"
" }\n }\n"
" appearance\n"
" Appearance {\n"
" material DEF Material Material {}\n"
" }\n"
" geometry NULL\n"
" }\n"
" #-- End of file header" << std::endl;
}
void footer() {
os() << " #-- Begin of file footer\n"
" ]\n"
"}\n"
"#-- End of file footer" << std::endl;
}
std::ostream* m_os;
};
inline
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const char* s)
{
os.os() << s;
return os;
}
inline
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const double& d)
{
os.os() << d;
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_OSTREAM_H
#ifdef CGAL_TETRAHEDRON_3_H
#ifndef CGAL_IO_VRML_2_TETRAHEDRON_3
#define CGAL_IO_VRML_2_TETRAHEDRON_3
CGAL_BEGIN_NAMESPACE
template <class R >
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const Tetrahedron_3<R > &t)
{
const char *Indent = " ";
os << " Group {\n"
" children [\n"
" Shape {\n"
" appearance\n"
" Appearance {\n"
" material USE Material\n"
" } #Appearance\n"
" geometry\n"
" IndexedFaceSet {\n"
" coord Coordinate {\n"
" point [ \n"
<< Indent << " "
<< CGAL::to_double(t[0].x()) << " "
<< CGAL::to_double(t[0].y()) << " "
<< CGAL::to_double(t[0].z()) << " ,\n"
<< Indent << " "
<< CGAL::to_double(t[1].x()) << " "
<< CGAL::to_double(t[1].y()) << " "
<< CGAL::to_double(t[1].z()) << " ,\n"
<< Indent << " "
<< CGAL::to_double(t[2].x()) << " "
<< CGAL::to_double(t[2].y()) << " "
<< CGAL::to_double(t[2].z()) << " ,\n"
<< Indent << " "
<< CGAL::to_double(t[3].x()) << " "
<< CGAL::to_double(t[3].y()) << " "
<< CGAL::to_double(t[3].z()) <<
"\n ]\n"
" }\n"
" solid FALSE\n"
<< Indent << "coordIndex [ 0,1,2,-1, 1,3,2,-1,\n"
<< Indent << " 0,2,3,-1, 0,3,1,-1 ]\n"
" } #IndexedFaceSet\n"
" } #Shape\n"
" ] #children\n"
" } #Group\n";
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_TETRAHEDRON_3
#endif // CGAL_TETRAHEDRON_3_H
#ifdef CGAL_POINT_3_H
#ifndef CGAL_IO_VRML_2_POINT_3
#define CGAL_IO_VRML_2_POINT_3
CGAL_BEGIN_NAMESPACE
template <class R >
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const Point_3<R > &p)
{
const char *Indent = " ";
os << " Group {\n"
" children [\n"
" Shape {\n"
" appearance USE A1\n"
" geometry\n"
" PointSet {\n"
" coord Coordinate {\n"
" point [ ";
os << CGAL::to_double(p.x()) << " " << CGAL::to_double(p.y())
<< " " << CGAL::to_double(p.z()) << " ]\n";
os << Indent << "}\n";
os << Indent << "} # PointSet\n";
os << " } #Shape\n"
" ] #children\n"
" } #Group\n";
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_POINT_3
#endif // CGAL_POINT_3_H
#ifdef CGAL_TRIANGLE_3_H
#ifndef CGAL_IO_VRML_2_TRIANGLE_3
#define CGAL_IO_VRML_2_TRIANGLE_3
CGAL_BEGIN_NAMESPACE
template <class R >
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const Triangle_3<R > &t)
{
const char *Indent = " ";
os << " Group {\n"
" children [\n"
" Shape {\n"
" appearance USE A1\n"
" geometry\n"
" IndexedLineSet {\n"
" coord Coordinate {\n"
" point [ \n";
os << Indent ;
os << CGAL::to_double(t[0].x()) << " " << CGAL::to_double(t[0].y())
<< " " << CGAL::to_double(t[0].z()) << ",\n";
os << Indent;
os << CGAL::to_double(t[1].x()) << " " << CGAL::to_double(t[1].y())
<< " " << CGAL::to_double(t[1].z()) << ",\n";
os << Indent;
os << CGAL::to_double(t[2].x()) << " " << CGAL::to_double(t[2].y())
<< " " << CGAL::to_double(t[2].z()) << " ]\n";
os << Indent << "}\n" << Indent << "coordIndex [ 0 1, 1 2, 2 0 -1 ]\n";
os << Indent << "} # IndexedLineSet\n";
os << " } #Shape\n"
" ] #children\n"
" } #Group\n";
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_TRIANGLE_3
#endif // CGAL_TRIANGLE_3_H
#ifdef CGAL_SEGMENT_3_H
#ifndef CGAL_IO_VRML_2_SEGMENT_3
#define CGAL_IO_VRML_2_SEGMENT_3
CGAL_BEGIN_NAMESPACE
template <class R >
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const Segment_3<R > &s)
{
const char *Indent = " ";
os << " Group {\n"
" children [\n"
" Shape {\n"
" appearance USE A1\n"
" geometry\n"
" IndexedLineSet {\n"
" coord Coordinate {\n"
" point [ \n";
os << Indent << CGAL::to_double(s.source().x());
os << " " << CGAL::to_double(s.source().y())
<< " " << CGAL::to_double(s.source().z()) << ",\n";
os << Indent;
os << CGAL::to_double(s.target().x())
<< " " << CGAL::to_double(s.target().y())
<< " " << CGAL::to_double(s.target().z()) << " ]\n";
os << Indent << "}\n" << Indent << "coordIndex [ 0 1 -1 ]\n";
os << Indent << "} # IndexedLineSet\n";
os << " } #Shape\n"
" ] #children\n"
" } #Group\n";
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_SEGMENT_3
#endif // CGAL_SEGMENT_3_H
#ifdef CGAL_SPHERE_3_H
#ifndef CGAL_IO_VRML_2_SPHERE_3
#define CGAL_IO_VRML_2_SPHERE_3
CGAL_BEGIN_NAMESPACE
template <class R >
VRML_2_ostream&
operator<<(VRML_2_ostream& os,
const Sphere_3<R > &s)
{
os << " Group {\n"
" children [\n"
" Transform {\n"
" translation ";
os << CGAL::to_double(s.center().x()) << " "
<< CGAL::to_double(s.center().y()) << " "
<< CGAL::to_double(s.center().z()) << "\n";
os << " children Shape {\n"
" appearance USE A1\n"
" geometry\n"
" Sphere { "
"radius ";
os << std::sqrt(CGAL::to_double(s.squared_radius())) <<" }\n";
os << " } #children Shape\n"
" } # Transform\n"
" ] #children\n"
" } #Group\n";
return os;
}
CGAL_END_NAMESPACE
#endif // CGAL_IO_VRML_2_SEGMENT_3
#endif // CGAL_SPHERE_3_H
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