Thyra_LinearOpScalarProdDecl.hpp

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// ***********************************************************************
// 
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//                 Copyright (2004) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
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// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// Lesser General Public License for more details.
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#ifndef THYRA_LINEAR_OP_SCALAR_PROD_DECL_HPP
#define THYRA_LINEAR_OP_SCALAR_PROD_DECL_HPP

#include "Thyra_ScalarProdBaseDecl.hpp"

namespace Thyra {

template<class Scalar>
class LinearOpScalarProd : public ScalarProdBase<Scalar> {
public:


  LinearOpScalarProd();

  LinearOpScalarProd( const Teuchos::RCP<const LinearOpBase<Scalar> > &op );

  void initialize( const Teuchos::RCP<const LinearOpBase<Scalar> > &op );

  const Teuchos::RCP<const LinearOpBase<Scalar> >& op() const;

  void uninitialize( Teuchos::RCP<const LinearOpBase<Scalar> > *op = NULL );

  

  void scalarProds( const MultiVectorBase<Scalar>& X, const MultiVectorBase<Scalar>& Y, Scalar scalar_prods[] ) const;

  void apply(
    const EuclideanLinearOpBase<Scalar>   &M
    ,const ETransp                        M_trans
    ,const MultiVectorBase<Scalar>        &X
    ,MultiVectorBase<Scalar>              *Y
    ,const Scalar                         alpha
    ,const Scalar                         beta
    ) const;


private:

  Teuchos::RCP<const LinearOpBase<Scalar> >  op_;

}; // end class LinearOpScalarProd

// //////////////////////////////////
// Inline members

template<class Scalar>
inline
const Teuchos::RCP<const LinearOpBase<Scalar> >& LinearOpScalarProd<Scalar>::op() const
{
  return op_;
}

} // end namespace Thyra

#endif  // THYRA_LINEAR_OP_SCALAR_PROD_DECL_HPP

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