MueLu_TpetraOperator_decl.hpp

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#ifndef MUELU_TPETRAOPERATOR_DECL_HPP
#define MUELU_TPETRAOPERATOR_DECL_HPP

#include "MueLu_ConfigDefs.hpp"

#ifdef HAVE_MUELU_TPETRA
#include <Tpetra_Operator.hpp>
#include <Tpetra_MultiVector_decl.hpp>
#include "MueLu_Level.hpp"
#include "MueLu_Hierarchy_decl.hpp"

namespace MueLu {

  template <class Scalar = Tpetra::Operator<>::scalar_type,
            class LocalOrdinal = typename Tpetra::Operator<Scalar>::local_ordinal_type,
            class GlobalOrdinal = typename Tpetra::Operator<Scalar, LocalOrdinal>::global_ordinal_type,
            class Node = typename Tpetra::Operator<Scalar, LocalOrdinal, GlobalOrdinal>::node_type>
  class TpetraOperator : public Tpetra::Operator<Scalar,LocalOrdinal,GlobalOrdinal,Node> {
  protected:
    TpetraOperator() { }
  public:



    TpetraOperator(const RCP<Xpetra::Operator<Scalar, LocalOrdinal, GlobalOrdinal, Node> >& Op) : Operator_(Op){ }

    TpetraOperator(const RCP<MueLu::Hierarchy<Scalar, LocalOrdinal, GlobalOrdinal, Node> >& H) : Hierarchy_(H){ }

    virtual ~TpetraOperator() { }


    Teuchos::RCP<const Tpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getDomainMap() const;

    Teuchos::RCP<const Tpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getRangeMap() const;


    void apply(const Tpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node>& X,
                                         Tpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node>& Y,
                                         Teuchos::ETransp mode = Teuchos::NO_TRANS,
                                         Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(),
                                         Scalar beta  = Teuchos::ScalarTraits<Scalar>::one()) const;

    bool hasTransposeApply() const;



    RCP<MueLu::Hierarchy<Scalar, LocalOrdinal, GlobalOrdinal, Node> > GetHierarchy() const;

    RCP<Xpetra::Operator<Scalar, LocalOrdinal, GlobalOrdinal, Node> > GetOperator() const;


  private:
    RCP<MueLu::Hierarchy<Scalar, LocalOrdinal, GlobalOrdinal, Node> > Hierarchy_;
    RCP<Xpetra::Operator<Scalar, LocalOrdinal, GlobalOrdinal, Node> > Operator_;

  };

} // namespace

#endif //ifdef HAVE_MUELU_TPETRA

#endif // MUELU_TPETRAOPERATOR_DECL_HPP