Thyra_LinearOpBase.hpp

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//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//                 Copyright (2004) Sandia Corporation
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#ifndef THYRA_LINEAR_OP_BASE_HPP
#define THYRA_LINEAR_OP_BASE_HPP

#include "Thyra_LinearOpBaseDecl.hpp"
#include "Thyra_MultiVectorBase.hpp"
#include "Thyra_VectorSpaceBase.hpp"

namespace Thyra {

// Virtual functions with default implementations

template<class RangeScalar, class DomainScalar>
bool LinearOpBase<RangeScalar,DomainScalar>::applySupports( const EConj conj ) const
{
  return ( Teuchos::ScalarTraits<RangeScalar>::isComplex ? conj==NONCONJ_ELE : true );
}

template<class RangeScalar, class DomainScalar>
bool LinearOpBase<RangeScalar,DomainScalar>::applyTransposeSupports( const EConj conj ) const
{
  return false;
}

template<class RangeScalar, class DomainScalar>
void LinearOpBase<RangeScalar,DomainScalar>::applyTranspose(
  const EConj                            conj
  ,const MultiVectorBase<RangeScalar>    &X
  ,MultiVectorBase<DomainScalar>         *Y
  ,const DomainScalar                    alpha
  ,const DomainScalar                    beta
  ) const
{
  TEST_FOR_EXCEPTION(
    true,std::logic_error
    ,"LinearOpBase<"<<Teuchos::ScalarTraits<RangeScalar>::name()<<","<<Teuchos::ScalarTraits<DomainScalar>::name()<<">::applyTranspose(...): "
    "Error, the concrete subclass described as { " << this->description() << " } "
    " with this->applyTransposeSupports("<<toString(conj)<<")="<<this->applyTransposeSupports(conj)
    << " did not override this function and does not support transposes."
    );
}

template<class RangeScalar, class DomainScalar>
Teuchos::RefCountPtr<const LinearOpBase<RangeScalar,DomainScalar> > 
LinearOpBase<RangeScalar,DomainScalar>::clone() const
{
  return Teuchos::null;
}

} // end namespace Thyra

#endif // THYRA_LINEAR_OP_BASE_HPP

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