00001 /* @HEADER@ */ 00002 // ************************************************************************ 00003 // 00004 // Sundance 00005 // Copyright (2005) Sandia Corporation 00006 // 00007 // Copyright (year first published) Sandia Corporation. Under the terms 00008 // of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 00009 // retains certain rights in this software. 00010 // 00011 // This library is free software; you can redistribute it and/or modify 00012 // it under the terms of the GNU Lesser General Public License as 00013 // published by the Free Software Foundation; either version 2.1 of the 00014 // License, or (at your option) any later version. 00015 // 00016 // This library is distributed in the hope that it will be useful, but 00017 // WITHOUT ANY WARRANTY; without even the implied warranty of 00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00019 // Lesser General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU Lesser General Public 00022 // License along with this library; if not, write to the Free Software 00023 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00024 // USA 00025 // Questions? Contact Kevin Long (krlong@sandia.gov), 00026 // Sandia National Laboratories, Livermore, California, USA 00027 // 00028 // ************************************************************************ 00029 /* @HEADER@ */ 00030 00031 #ifndef SUNDANCE_UNFOLD_PERIODIC_DF_H 00032 #define SUNDANCE_UNFOLD_PERIODIC_DF_H 00033 00034 #include "SundanceDefs.hpp" 00035 #include "SundanceDiscreteFunction.hpp" 00036 #include "SundanceExpr.hpp" 00037 #include "PlayaVectorType.hpp" 00038 00039 00040 namespace Sundance 00041 { 00042 00043 /** 00044 * "Unfold" a periodic mesh to produce a 1D mesh without duplicated vertices 00045 */ 00046 Mesh unfoldPeriodicMesh(const Mesh& mesh); 00047 00048 /** 00049 * "Unfold" a periodic discrete space, producing a non-periodic discretization 00050 * of the same interval 00051 */ 00052 DiscreteSpace unfoldPeriodicDiscreteSpace(const DiscreteSpace& space); 00053 00054 /** 00055 * "Unfold" a discrete function defined on a periodic mesh, producing 00056 * a function usable on a non-periodic mesh of the same interval 00057 */ 00058 Expr unfoldPeriodicDiscreteFunction(const Expr& f, const string& name=""); 00059 00060 00061 } 00062 00063 00064 #endif