Stokhos_ProductEpetraVector.hpp

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// @HEADER
// *****************************************************************************
//                           Stokhos Package
//
// Copyright 2009 NTESS and the Stokhos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef STOKHOS_PRODUCT_EPETRA_VECTOR_HPP
#define STOKHOS_PRODUCT_EPETRA_VECTOR_HPP

#include "Stokhos_ProductContainer.hpp"
#include "Stokhos_VectorOrthogPolyTraitsEpetra.hpp"
#include "Epetra_BlockMap.h"
#include "EpetraExt_MultiComm.h"
#include "EpetraExt_BlockMultiVector.h"

namespace Stokhos {

  class ProductEpetraVector : 
    public virtual ProductContainer<Epetra_Vector> {
  public:

    typedef double value_type;

    typedef int ordinal_type;


    ProductEpetraVector();

    ProductEpetraVector(const Teuchos::RCP<const Epetra_BlockMap>& block_map);

    ProductEpetraVector(
      const Teuchos::RCP<const Epetra_BlockMap>& block_map,
      const Teuchos::RCP<const Epetra_BlockMap>& coeff_map,
      const Teuchos::RCP<const EpetraExt::MultiComm>& product_comm);

    /*
     * This version supplies the generated product map \c product_map
     */
    ProductEpetraVector(
      const Teuchos::RCP<const Epetra_BlockMap>& block_map,
      const Teuchos::RCP<const Epetra_BlockMap>& coeff_map,
      const Teuchos::RCP<const Epetra_BlockMap>& product_map,
      const Teuchos::RCP<const EpetraExt::MultiComm>& product_comm);

    ProductEpetraVector(
      const Teuchos::RCP<const Epetra_BlockMap>& block_map,
      const Teuchos::RCP<const Epetra_BlockMap>& coeff_map,
      const Teuchos::RCP<const Epetra_BlockMap>& product_map,
      const Teuchos::RCP<const EpetraExt::MultiComm>& product_comm,
      Epetra_DataAccess CV,
      const Epetra_Vector& block_vector);
    

    ProductEpetraVector(const ProductEpetraVector& v);

    virtual ~ProductEpetraVector();


    ProductEpetraVector& operator=(const ProductEpetraVector& v);

    ProductEpetraVector& operator=(const Epetra_Vector& v);

    void assignToBlockVector(Epetra_Vector& v) const;

    void assignFromBlockVector(const Epetra_Vector& v);

    Teuchos::RCP<const Epetra_BlockMap> coefficientMap() const;

    Teuchos::RCP<const Epetra_BlockMap> productMap() const;

    Teuchos::RCP<const EpetraExt::MultiComm> productComm() const;


    void reset(
      const Teuchos::RCP<const Epetra_BlockMap>& block_map,
      const Teuchos::RCP<const Epetra_BlockMap>& coeff_map,
      const Teuchos::RCP<const EpetraExt::MultiComm>& product_comm);


    void reset(
      const Teuchos::RCP<const Epetra_BlockMap>& block_map,
      const Teuchos::RCP<const Epetra_BlockMap>& coeff_map,
      const Teuchos::RCP<const Epetra_BlockMap>& product_map,
      const Teuchos::RCP<const EpetraExt::MultiComm>& product_comm);

    void resetCoefficients(Epetra_DataAccess CV,
         const Epetra_Vector& block_vector);

    Teuchos::RCP<EpetraExt::BlockVector> getBlockVector();

    Teuchos::RCP<const EpetraExt::BlockVector> getBlockVector() const;

    void setBlockVector(const Teuchos::RCP<EpetraExt::BlockVector>& block_vec);


    void sumAll();

  protected:

    Teuchos::RCP<const Epetra_BlockMap> coeff_map;

    Teuchos::RCP<const EpetraExt::MultiComm> product_comm;

    Teuchos::RCP<const Epetra_BlockMap> product_map;

    Teuchos::RCP<EpetraExt::BlockVector> bv;    

  }; // class ProductEpetraVector

} // end namespace Stokhos

#endif  // STOKHOS_PRODUCT_EPETRA_VECTOR_HPP