partitioner_factory.c

一个用来实现偏微分方程中网格的计算库

// $Id: partitioner_factory.C 2501 2007-11-20 02:33:29Z benkirk $

// The libMesh Finite Element Library.
// Copyright (C) 2002-2007  Benjamin S. Kirk, John W. Peterson
  
// This library is free software; 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; either
// version 2.1 of the License, or (at your option) any later version.
  
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
  
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA



// C++ Includes   -----------------------------------

// Local Includes -----------------------------------
#include "libmesh_config.h"
#include "centroid_partitioner.h"
#include "metis_partitioner.h"
#include "parmetis_partitioner.h"
#include "linear_partitioner.h"
#include "hilbert_sfc_partitioner.h"
#include "morton_sfc_partitioner.h"
#include "factory.h"


//-------------------------------------------------
// Full specialization for the Factory<Partitioner>
template<>
std::map<std::string, Factory<Partitioner>*>&
Factory<Partitioner>::factory_map()
{
  static std::map<std::string, Factory<Partitioner>*> _map;
  return _map;      
}



// ------------------------------------------------------------
// Register Partitioning classes with the factory.  These will never
// be called from user code, they just need to get instantiated.  Hide
// them in an anonymous namespace to prevent name clashes
namespace {

#ifdef HAVE_METIS
  FactoryImp<MetisPartitioner,      Partitioner> metis    ("Metis");
#endif
  
#ifdef HAVE_PARMETIS
  FactoryImp<ParmetisPartitioner,   Partitioner> parmetis ("Parmetis");
#endif

#ifdef HAVE_SFCURVES
  FactoryImp<SFCPartitioner,        Partitioner> sfc      ("SFCurves");
  FactoryImp<HilbertSFCPartitioner, Partitioner> hilbert  ("Hilbert");
  FactoryImp<MortonSFCPartitioner,  Partitioner> morton   ("Morton");
#endif
  
  FactoryImp<LinearPartitioner,     Partitioner> linear   ("Linear");
  FactoryImp<CentroidPartitioner,   Partitioner> centroid ("Centroid");
  
}