SundancePartitionedLineMesher.hpp
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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_PARTITIONEDLINEMESHER_H
00032 #define SUNDANCE_PARTITIONEDLINEMESHER_H
00033 
00034 #include "SundanceDefs.hpp"
00035 #include "SundanceMeshSourceBase.hpp"
00036 
00037 namespace Sundance
00038 {
00039 using namespace Teuchos;
00040   
00041 /**
00042  * PartitionedLineMesher meshes the one-dimensional interval 
00043  * \f$\left[a_x, b_x\right]\f$
00044  * with \f$n_x\f$ elements per processor. 
00045  */
00046 class PartitionedLineMesher : public MeshSourceBase
00047 {
00048 public:
00049   /** 
00050    * Set up a mesher for the interval \f$\left[a_x, b_x\right]\f$
00051    * with \f$n_x\f$ elements per processor. 
00052    */
00053   PartitionedLineMesher(double ax, double bx, int nx,
00054     const MeshType& meshType,
00055     const MPIComm& comm = MPIComm::world())
00056     : 
00057     MeshSourceBase(meshType, comm),
00058     ax_(ax), bx_(bx), nx_(nx) {;}
00059 
00060   /** Create a line mesher from a ParameterList */
00061   PartitionedLineMesher(const ParameterList& params);
00062     
00063   /** */
00064   virtual ~PartitionedLineMesher() {;}
00065 
00066   /** Print a short descriptive std::string */
00067   virtual std::string description() const 
00068     {return "PartitionedLineMesher[ax=" + Teuchos::toString(ax_)
00069         + ", bx=" + Teuchos::toString(bx_)
00070         + ", nx=" + Teuchos::toString(nx_) + "]";}
00071       
00072 
00073   /** Return a ref count pointer to self */
00074   virtual RCP<MeshSourceBase> getRcp() {return rcp(this);}
00075 
00076 private:
00077 
00078   /** */
00079   virtual Mesh fillMesh() const ;
00080 
00081   /** */
00082   double ax_;
00083   /** */
00084   double bx_;
00085   /** */
00086   int nx_;
00087 
00088 };
00089 }
00090 
00091 #endif

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