Xpetra_TpetraOperator.hpp

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#ifndef XPETRA_TPETRAOPERATOR_HPP
#define XPETRA_TPETRAOPERATOR_HPP

#include "Xpetra_TpetraConfigDefs.hpp"

#include <Tpetra_Operator.hpp>
#include <Tpetra_Details_residual.hpp>

#include "Xpetra_Map.hpp"
#include "Xpetra_TpetraMap.hpp"
#include "Xpetra_MultiVector.hpp"
#include "Xpetra_TpetraMultiVector.hpp"
#include "Xpetra_Operator.hpp"

#include "Xpetra_Utils.hpp"

namespace Xpetra {

  template <class Scalar,
            class LocalOrdinal,
            class GlobalOrdinal,
            class Node = KokkosClassic::DefaultNode::DefaultNodeType>
  class TpetraOperator : public Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node > {
  public:

    virtual Teuchos::RCP<const Map<LocalOrdinal,GlobalOrdinal,Node> > getDomainMap() const {
      XPETRA_MONITOR("TpetraOperator::getDomainMap()");
      return toXpetra(op_->getDomainMap());
    }

    virtual Teuchos::RCP<const Map<LocalOrdinal,GlobalOrdinal,Node> > getRangeMap() const {
      XPETRA_MONITOR("TpetraOperator::getRangeMap()");
      return toXpetra(op_->getRangeMap());
    }


    virtual void
    apply (const Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &X,
           Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &Y,
           Teuchos::ETransp mode = Teuchos::NO_TRANS,
           Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(),
           Scalar beta = Teuchos::ScalarTraits<Scalar>::zero()) const {
      op_->apply(toTpetra(X), toTpetra(Y), mode, alpha, beta);
    }

    virtual bool hasTransposeApply() const {
      return op_->hasTransposeApply();
    }




    std::string description() const { XPETRA_MONITOR("TpetraOperator::description"); return op_->description(); }

    void describe(Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel=Teuchos::Describable::verbLevel_default) const {
      XPETRA_MONITOR("TpetraOperator::describe"); op_->describe(out, verbLevel);
    }




    TpetraOperator(const Teuchos::RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > &op) : op_(op) { } //TODO removed const

    RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > getOperator(){return op_;}

    void residual(const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & X,
                  const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & B,
                  Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & R) const {
      Tpetra::Details::residual(*op_,toTpetra(X),toTpetra(B),toTpetra(R));
    }



  private:
    RCP< Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > op_;

  }; // TpetraOperator class



#if ((!defined(HAVE_TPETRA_INST_SERIAL)) && (!defined(HAVE_TPETRA_INST_INT_INT)) && defined(HAVE_XPETRA_EPETRA))
  // specialization for Tpetra Map on EpetraNode and GO=int
  template <>
  class TpetraOperator<double, int, int, EpetraNode>
      : public Operator< double, int, int, EpetraNode > {
  public:
    typedef double Scalar;
    typedef int GlobalOrdinal;
    typedef int LocalOrdinal;
    typedef EpetraNode Node;


    virtual Teuchos::RCP<const Xpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getDomainMap() const {
      return Teuchos::null;
    }

    virtual Teuchos::RCP<const Xpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getRangeMap() const {
      return Teuchos::null;
    }


    virtual void
    apply (const Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &X,
           Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &Y,
           Teuchos::ETransp mode = Teuchos::NO_TRANS,
           Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(),
           Scalar beta = Teuchos::ScalarTraits<Scalar>::zero()) const {  }

    virtual bool hasTransposeApply() const {  return false;  }




    std::string description() const { return std::string(""); }

    void describe(Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel=Teuchos::Describable::verbLevel_default) const {   }




    TpetraOperator(const Teuchos::RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > &op) { }

    RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > getOperator(){return Teuchos::null;}

    void residual(const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & X,
                  const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & B,
                  Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & R) const {
    }


  }; // TpetraOperator class
#endif


#if ((!defined(HAVE_TPETRA_INST_SERIAL)) && (!defined(HAVE_TPETRA_INST_INT_LONG_LONG)) && defined(HAVE_XPETRA_EPETRA))
  // specialization for Tpetra Map on EpetraNode and GO=int
  template <>
  class TpetraOperator<double, int, long long, EpetraNode>
      : public Operator< double, int, long long, EpetraNode > {
  public:
    typedef double Scalar;
    typedef long long GlobalOrdinal;
    typedef int LocalOrdinal;
    typedef EpetraNode Node;


    virtual Teuchos::RCP<const Xpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getDomainMap() const {
      return Teuchos::null;
    }

    virtual Teuchos::RCP<const Xpetra::Map<LocalOrdinal,GlobalOrdinal,Node> > getRangeMap() const {
      return Teuchos::null;
    }


    virtual void
    apply (const Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &X,
           Xpetra::MultiVector<Scalar,LocalOrdinal,GlobalOrdinal,Node> &Y,
           Teuchos::ETransp mode = Teuchos::NO_TRANS,
           Scalar alpha = Teuchos::ScalarTraits<Scalar>::one(),
           Scalar beta = Teuchos::ScalarTraits<Scalar>::zero()) const {  }

    virtual bool hasTransposeApply() const {  return false;  }




    std::string description() const { return std::string(""); }

    void describe(Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel=Teuchos::Describable::verbLevel_default) const {   }




    TpetraOperator(const Teuchos::RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > &op) { }

    RCP<Tpetra::Operator< Scalar, LocalOrdinal, GlobalOrdinal, Node> > getOperator(){return Teuchos::null;}

    void residual(const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & X,
                  const Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & B,
                  Xpetra::MultiVector< Scalar, LocalOrdinal, GlobalOrdinal, Node > & R) const {
    }

  }; // TpetraOperator class
#endif


} // Xpetra namespace

#define XPETRA_TPETRAOPERATOR_SHORT
#endif // XPETRA_TPETRAOPERATOR_HPP