MueLu_SaPFactory_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_SAPFACTORY_DECL_HPP
#define MUELU_SAPFACTORY_DECL_HPP
 
#include <string>
 
#include "MueLu_ConfigDefs.hpp"
 
#include <Tpetra_KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
 
#include "MueLu_SaPFactory_fwd.hpp"
 
#include "MueLu_Level_fwd.hpp"
#include "MueLu_ParameterListAcceptor.hpp"
#include "MueLu_PerfUtils_fwd.hpp"
#include "MueLu_PFactory.hpp"
#include "MueLu_TentativePFactory_fwd.hpp"
 
namespace MueLu {

template <class Scalar        = DefaultScalar,
          class LocalOrdinal  = DefaultLocalOrdinal,
          class GlobalOrdinal = DefaultGlobalOrdinal,
          class Node          = DefaultNode>
class SaPFactory : public PFactory {
 public:
  typedef LocalOrdinal local_ordinal_type;
  typedef GlobalOrdinal global_ordinal_type;
  typedef typename Node::execution_space execution_space;
  typedef Node node_type;
 
 private:
#undef MUELU_SAPFACTORY_SHORT
#include "MueLu_UseShortNames.hpp"
 
 public:


  SaPFactory();

  virtual ~SaPFactory();
 
  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;
 
  void SatisfyPConstraintsNonKokkos(RCP<Matrix> A, RCP<Matrix>& P) const;
 
  void optimalSatisfyPConstraintsForScalarPDEsNonKokkos(RCP<Matrix>& P) const;
 
  void SatisfyPConstraints(RCP<Matrix> A, RCP<Matrix>& P) const;
 
  void optimalSatisfyPConstraintsForScalarPDEs(RCP<Matrix>& P) const;
 
  bool constrainRow(Scalar* orig, LocalOrdinal nEntries, Scalar leftBound, Scalar rghtBound, Scalar rsumTarget, Scalar* fixedUnsorted, Scalar* scalarData) const;

};
 
}  // namespace MueLu
 
#define MUELU_SAPFACTORY_SHORT
#endif  // MUELU_SAPFACTORY_DECL_HPP