BWAPI: SPAR/AIModule/BWTA/vendors/CGAL/CGAL/Cartesian/point_constructions

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00001 // Copyright (c) 2000  Utrecht University (The Netherlands),
00002 // ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
00003 // INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
00004 // (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
00005 // and Tel-Aviv University (Israel).  All rights reserved.
00006 //
00007 // This file is part of CGAL (www.cgal.org); you can redistribute it and/or
00008 // modify it under the terms of the GNU Lesser General Public License as
00009 // published by the Free Software Foundation; version 2.1 of the License.
00010 // See the file LICENSE.LGPL distributed with CGAL.
00011 //
00012 // Licensees holding a valid commercial license may use this file in
00013 // accordance with the commercial license agreement provided with the software.
00014 //
00015 // This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
00016 // WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
00017 //
00018 // $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.5-branch/Cartesian_kernel/include/CGAL/Cartesian/point_constructions_3.h $
00019 // $Id: point_constructions_3.h 28567 2006-02-16 14:30:13Z lsaboret $
00020 // 
00021 //
00022 // Author(s)     : Herve Bronnimann
00023 
00024 #ifndef CGAL_CARTESIAN_POINT_CONSTRUCTIONS_3_H
00025 #define CGAL_CARTESIAN_POINT_CONSTRUCTIONS_3_H
00026 
00027 #include <CGAL/Cartesian/Point_3.h>
00028 #include <CGAL/constructions/kernel_ftC3.h>
00029 
00030 CGAL_BEGIN_NAMESPACE
00031 
00032 template <class K>
00033 CGAL_KERNEL_LARGE_INLINE
00034 PointC3<K>
00035 point_on_plane(const PlaneC3<K> &p)
00036 {
00037   typename K::FT x, y, z;
00038   point_on_planeC3(p.a(), p.b(), p.c(), p.d(), x, y, z);
00039   return PointC3<K>(x, y, z);
00040 }
00041 
00042 template <class K>
00043 CGAL_KERNEL_LARGE_INLINE
00044 PointC3<K>
00045 projection_plane(const PointC3<K> &p,
00046                  const PlaneC3<K> &h)
00047 {
00048   typename K::FT x, y, z;
00049   projection_planeC3(h.a(), h.b(), h.c(), h.d(),
00050                      p.x(), p.y(), p.z(),
00051                      x, y, z);
00052   return PointC3<K>(x, y, z);
00053 }
00054 
00055 CGAL_END_NAMESPACE
00056 
00057 #endif // CGAL_CARTESIAN_POINT_CONSTRUCTIONS_3_H