MueLu_CoupledRBMFactory_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_COUPLEDRBMFACTORY_DECL_HPP
#define MUELU_COUPLEDRBMFACTORY_DECL_HPP

#include <Xpetra_Matrix_fwd.hpp>
#include <Xpetra_MultiVectorFactory_fwd.hpp>
#include <Xpetra_VectorFactory_fwd.hpp>

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_SingleLevelFactoryBase.hpp"
#include "MueLu_CoupledRBMFactory_fwd.hpp"

#include "MueLu_Level_fwd.hpp"

namespace MueLu {

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

 public:

  CoupledRBMFactory(const int numPDEs)
    : nspName_("Nullspace")
    , numPDEs_(numPDEs) {}
  CoupledRBMFactory(const std::string& nspName = "Nullspace")
    : nspName_(nspName)
    , numPDEs_(3) {}

  virtual ~CoupledRBMFactory();




  void DeclareInput(Level& currentLevel) const;




  void Build(Level& currentLevel) const;

  void BuildRBM(RCP<Matrix>& A, RCP<MultiVector>& Coords, RCP<MultiVector>& nullspace) const;

  void setNumPDEs(int numPDEs) {
    numPDEs_ = numPDEs;
  }

  void setLastAcousticDOF(int lastDOF) {
    lastAcousticDOF_ = lastDOF;
  }

 private:
  std::string nspName_;

  int numPDEs_;

  int lastAcousticDOF_;

};  // class CoupledRBMFactory

}  // namespace MueLu

#define MUELU_COUPLEDRBMFACTORY_SHORT
#endif  // MUELU_COUPLEDRBMFACTORY_DECL_HPP