MueLu_CombinePFactory_decl.hpp

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// @HEADER
// *****************************************************************************
//        MueLu: A package for multigrid based preconditioning
//
// Copyright 2012 NTESS and the MueLu contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef MUELU_COMBINEPFACTORY_DECL_HPP
#define MUELU_COMBINEPFACTORY_DECL_HPP

#include <Teuchos_SerialDenseVector.hpp>

#include <Xpetra_MultiVector.hpp>
#include <Xpetra_Matrix_fwd.hpp>

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_PFactory.hpp"
#include "MueLu_CombinePFactory_fwd.hpp"

#include "MueLu_Level_fwd.hpp"

namespace MueLuTests {
// Forward declaration of friend tester class used to UnitTest CombinePFactory
template <class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node>
class CombinePFactoryTester;
}  // namespace MueLuTests

namespace MueLu {

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

 public:
  friend class MueLuTests::CombinePFactoryTester<Scalar, LocalOrdinal, GlobalOrdinal, Node>;



  CombinePFactory() {}

  virtual ~CombinePFactory() {}

  RCP<const ParameterList> GetValidParameterList() const;



  void DeclareInput(Level& fineLevel, Level& coarseLevel) const;




  void Build(Level& fineLevel, Level& coarseLevel) const;
  void BuildP(Level& fineLevel, Level& coarseLevel) const;


 private:
  int numPDEs_;

};  // class CombinePFactory

}  // namespace MueLu

#define MUELU_COMBINEPFACTORY_SHORT
#endif  // MUELU_COMBINEPFACTORY_DECL_HPP