MueLu_TentativePFactory_kokkos_decl.hpp

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#ifndef MUELU_TENTATIVEPFACTORY_KOKKOS_DECL_HPP
#define MUELU_TENTATIVEPFACTORY_KOKKOS_DECL_HPP
 
#include "MueLu_ConfigDefs.hpp"
 
#include "MueLu_TentativePFactory_kokkos_fwd.hpp"
 
#include <Tpetra_KokkosCompat_ClassicNodeAPI_Wrapper.hpp>
 
#include "Teuchos_ScalarTraits.hpp"
 
#include "Xpetra_CrsGraphFactory_fwd.hpp"
 
#include "MueLu_Aggregates_fwd.hpp"
#include "MueLu_AmalgamationInfo_fwd.hpp"
#include "MueLu_Level_fwd.hpp"
#include "MueLu_PerfUtils_fwd.hpp"
#include "MueLu_PFactory.hpp"
 
namespace MueLu {

  template <class Scalar, class LocalOrdinal, class GlobalOrdinal, class Node>
  class TentativePFactory_kokkos;
 
  template <class Scalar, class LocalOrdinal, class GlobalOrdinal, class DeviceType>
  class TentativePFactory_kokkos<Scalar, LocalOrdinal, GlobalOrdinal, Tpetra::KokkosCompat::KokkosDeviceWrapperNode<DeviceType> > : public PFactory {
  public:
    typedef LocalOrdinal                                             local_ordinal_type;
    typedef GlobalOrdinal                                            global_ordinal_type;
    typedef typename DeviceType::execution_space                     execution_space;
    typedef Kokkos::RangePolicy<local_ordinal_type, execution_space> range_type;
    typedef Tpetra::KokkosCompat::KokkosDeviceWrapperNode<DeviceType>      node_type;
    typedef typename Teuchos::ScalarTraits<Scalar>::coordinateType   real_type;
    typedef Xpetra::MultiVector<real_type, LocalOrdinal, GlobalOrdinal, node_type> RealValuedMultiVector;
 
  private:
    // For compatibility
    typedef node_type                                           Node;
#undef MUELU_TENTATIVEPFACTORY_KOKKOS_SHORT
#include "MueLu_UseShortNames.hpp"
 
  public:


    TentativePFactory_kokkos() { }

    virtual ~TentativePFactory_kokkos() { }
 
    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;

 
 
    // NOTE: All of thess should really be private, but CUDA doesn't like that
    
    void BuildPuncoupledBlockCrs(Level& coarseLevel, RCP<Matrix> A, RCP<Aggregates> aggregates, RCP<AmalgamationInfo> amalgInfo,
                                 RCP<MultiVector> fineNullspace, RCP<const Map> coarseMap, RCP<Matrix>& Ptentative, RCP<MultiVector>& coarseNullspace, const int levelID) const;
 
 
    bool isGoodMap(const Map& rowMap, const Map& colMap) const;
 
 
 
    void BuildPcoupled  (RCP<Matrix> A, RCP<Aggregates> aggregates,
                         RCP<AmalgamationInfo> amalgInfo, RCP<MultiVector> fineNullspace,
                         RCP<const Map> coarseMap, RCP<Matrix>& Ptentative,
                         RCP<MultiVector>& coarseNullspace) const;
 
    void BuildPuncoupled(Level& coarseLevel, RCP<Matrix> A, RCP<Aggregates> aggregates,
                         RCP<AmalgamationInfo> amalgInfo, RCP<MultiVector> fineNullspace,
                         RCP<const Map> coarseMap, RCP<Matrix>& Ptentative,
                         RCP<MultiVector>& coarseNullspace, const int levelID) const;
 
    mutable bool bTransferCoordinates_ = false;
 
  };
 
} //namespace MueLu
 
#define MUELU_TENTATIVEPFACTORY_KOKKOS_SHORT
#endif // MUELU_TENTATIVEPFACTORY_KOKKOS_DECL_HPP