Thyra_EuclideanScalarProd.hpp

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// 
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//                 Copyright (2004) Sandia Corporation
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// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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#ifndef THYRA_EUCLIDEAN_SCALAR_PROD_HPP
#define THYRA_EUCLIDEAN_SCALAR_PROD_HPP

#include "Thyra_EuclideanScalarProdDecl.hpp"
#include "Thyra_ScalarProdBase.hpp"
#include "Thyra_MultiVectorStdOps.hpp"
#include "Thyra_EuclideanLinearOpBase.hpp"

namespace Thyra {

template<class Scalar>
bool EuclideanScalarProd<Scalar>::isEuclidean() const
{
  return true;
}

template<class Scalar>
void EuclideanScalarProd<Scalar>::scalarProds( const MultiVectorBase<Scalar>& X, const MultiVectorBase<Scalar>& Y, Scalar scalar_prods[] ) const
{
  dots(X,Y,scalar_prods);
}

template<class Scalar>
void EuclideanScalarProd<Scalar>::apply(
  const EuclideanLinearOpBase<Scalar>   &M
  ,const ETransp                        M_trans
  ,const MultiVectorBase<Scalar>        &X
  ,MultiVectorBase<Scalar>              *Y
  ,const Scalar                         alpha
  ,const Scalar                         beta
  ) const
{
  if(real_trans(M_trans)==NOTRANS)
    M.euclideanApply(transToConj(M_trans),X,Y,alpha,beta);
  else
    M.euclideanApplyTranspose(transToConj(M_trans),X,Y,alpha,beta);
}

} // end namespace Thyra

#endif  // THYRA_EUCLIDEAN_SCALAR_PROD_HPP

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