MueLu_TogglePFactory_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_TOGGLEPFACTORY_DECL_HPP
#define MUELU_TOGGLEPFACTORY_DECL_HPP

#include "MueLu_ConfigDefs.hpp"
#include "MueLu_TogglePFactory_fwd.hpp"

#include "MueLu_Level_fwd.hpp"
#include "MueLu_ParameterListAcceptor.hpp"
#include "MueLu_PFactory.hpp"

namespace MueLu {

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

 public:


  TogglePFactory()
    : hasDeclaredInput_(false) {}

  virtual ~TogglePFactory() {}

  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 {/* empty */};


  void AddProlongatorFactory(const RCP<const FactoryBase> &factory);

  size_t NumProlongatorFactories() const { return prolongatorFacts_.size(); }

  void AddPtentFactory(const RCP<const FactoryBase> &factory);

  size_t NumPtentFactories() const { return ptentFacts_.size(); }

  void AddCoarseNullspaceFactory(const RCP<const FactoryBase> &factory);

  size_t NumCoarseNullspaceFactories() const { return prolongatorFacts_.size(); }

  RCP<const FactoryBase> getProlongatorFactory(size_t t) const { return prolongatorFacts_[t]; }
 private:
  mutable std::vector<RCP<const FactoryBase> > prolongatorFacts_;

  mutable std::vector<RCP<const FactoryBase> > ptentFacts_;

  mutable std::vector<RCP<const FactoryBase> > nspFacts_;

  mutable bool hasDeclaredInput_;
};  // class TogglePFactory

}  // namespace MueLu

#define MUELU_TOGGLEPFACTORY_SHORT
#endif  // MUELU_TOGGLEPFACTORY_DECL_HPP