// Copyright (c) 2009 INRIA Sophia-Antipolis (France). // 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 // General Public License as published by the Free Software Foundation, // either version 3 of the License, or (at your option) any later version. // // 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. // // $URL$ // $Id$ // // // Author(s) : Stephane Tayeb // //****************************************************************************** // File Description : //****************************************************************************** #ifndef CGAL_TRIANGLE_ACCESSOR_3_H #define CGAL_TRIANGLE_ACCESSOR_3_H #include namespace CGAL { template class Triangle_accessor_3 { // This class template should never be instantiated, but only its // specializations. typedef typename Polyhedron::Error_bad_match Error_bad_match; }; template < class K,class Items, template < class T, class I, class A> class T_HDS, class Alloc> class Triangle_accessor_3, K > { typedef Polyhedron_3 Polyhedron; public: typedef typename K::Triangle_3 Triangle_3; typedef typename Polyhedron::Facet_const_iterator Triangle_iterator; typedef typename Polyhedron::Facet_const_handle Triangle_handle; Triangle_accessor_3() { } Triangle_iterator triangles_begin(const Polyhedron& p) const { return p.facets_begin(); } Triangle_iterator triangles_end(const Polyhedron& p) const { return p.facets_end(); } Triangle_3 triangle(const Triangle_handle& handle) const { typedef typename K::Point_3 Point; const Point& a = handle->halfedge()->vertex()->point(); const Point& b = handle->halfedge()->next()->vertex()->point(); const Point& c = handle->halfedge()->next()->next()->vertex()->point(); return Triangle_3(a,b,c); } }; } // end namespace CGAL #endif // POLYHEDRON_TRIANGLE_ACCESSOR_H