MueLu_SegregatedAFactory_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_SEGREGATEDAFACTORY_DECL_HPP
#define MUELU_SEGREGATEDAFACTORY_DECL_HPP

#include "MueLu_SingleLevelFactoryBase.hpp"

namespace MueLu {

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

 public:


  RCP<const ParameterList> GetValidParameterList() const override;

  void DeclareInput(Level& currentLevel) const override;


  void Build(Level& currentLevel) const override;

 private:
  void BuildBasedOnBlockmap(Level& currentLevel) const;

  void BuildBasedOnMapPair(Level& currentLevel) const;

  //  RCP<const Map> CreateRedundantMaps(Teuchos::RCP<const Map> localDropMap, Teuchos::RCP<const Matrix> Ain) const;

};  // class SegregatedAFactory

}  // namespace MueLu

#define MUELU_SEGREGATEDAFACTORY_SHORT
#endif  // MUELU_SEGREGATEDAFACTORY_DECL_HPP