MueLu_RepartitionFactory_decl.hpp

Go to the documentation of this file.

// @HEADER
// *****************************************************************************
//        MueLu: A package for multigrid based preconditioning
//
// Copyright 2012 NTESS and the MueLu contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef MUELU_REPARTITIONFACTORY_DECL_HPP
#define MUELU_REPARTITIONFACTORY_DECL_HPP
 
#include "MueLu_ConfigDefs.hpp"
#ifdef HAVE_MPI
 
// Some classes are only used in the definition (_def.hpp) of this class
// but forward declarations are needed here to enable the UseShortNames mechanism.
#include <Xpetra_Map_fwd.hpp>
#include <Xpetra_MapFactory_fwd.hpp>
#include <Xpetra_Import_fwd.hpp>
#include <Xpetra_ImportFactory_fwd.hpp>
#include <Xpetra_Export_fwd.hpp>
#include <Xpetra_ExportFactory_fwd.hpp>
#include <Xpetra_Vector_fwd.hpp>
#include <Xpetra_Matrix_fwd.hpp>
 
#include "MueLu_SingleLevelFactoryBase.hpp"
#include "MueLu_RepartitionFactory_fwd.hpp"
#include "MueLu_CloneRepartitionInterface_fwd.hpp"
#include "MueLu_Utilities_fwd.hpp"
#include "MueLu_PerfUtils_fwd.hpp"
 
namespace MueLu {

 
template <class Scalar        = DefaultScalar,
          class LocalOrdinal  = DefaultLocalOrdinal,
          class GlobalOrdinal = DefaultGlobalOrdinal,
          class Node          = DefaultNode>
class RepartitionFactory : public SingleLevelFactoryBase {
#undef MUELU_REPARTITIONFACTORY_SHORT
#include "MueLu_UseShortNames.hpp"
 
 public:


  RepartitionFactory();

  virtual ~RepartitionFactory();
 
  RCP<const ParameterList> GetValidParameterList() const;




  void DeclareInput(Level& currentLevel) const;




  void Build(Level& currentLevel) const;




  void DeterminePartitionPlacement(const Matrix& A, GOVector& decomposition, GO numPartitions, bool willAcceptPartition = true, bool allSubdomainsAcceptPartitions = true) const;
 
};  // class RepartitionFactory
 
}  // namespace MueLu
 
#define MUELU_REPARTITIONFACTORY_SHORT
 
#endif  // ifdef HAVE_MPI
#endif  // MUELU_REPARTITIONFACTORY_DECL_HPP