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// Thyra: Interfaces and Support for Abstract Numerical Algorithms
// Copyright (2004) Sandia Corporation
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#ifndef THYRA_POLYNOMIAL_VECTOR_TRAITS_HPP
#define THYRA_POLYNOMIAL_VECTOR_TRAITS_HPP
#include "Thyra_VectorBase.hpp"
#include "Teuchos_PolynomialTraits.hpp"
#include "Thyra_VectorStdOps.hpp"
#include "Thyra_MultiVectorStdOps.hpp"
namespace Teuchos {
//! Specilization of Teuchos::PolynomialTraits for %Thyra vectors.
/*!
* This class provides a specilization of Teuchos::PolynomialTraits for
* Thyra::VectorBase vectors, allowing these vectors to be coefficients
* in the Teuchos::Polynomial.
*/
template <typename Scalar>
class PolynomialTraits< Thyra::VectorBase<Scalar> > {
public:
//! Typename of coefficients
typedef Thyra::VectorBase<Scalar> coeff_type;
//! Typename of scalars
typedef Scalar scalar_type;
//! Clone a coefficient
static inline Teuchos::RCP<coeff_type> clone(const coeff_type& c) {
return c.clone_v();
}
//! Copy a coefficient
static inline void copy(const coeff_type& x, coeff_type* y) {
Thyra::copy(x, Teuchos::ptr(y));
}
//! Assign a scalar to a coefficient
static inline void assign(coeff_type* y, const scalar_type& alpha) {
Thyra::assign(Teuchos::ptr(y), alpha);
}
//! y = x + beta*y
static inline void update(coeff_type* y, const coeff_type& x,
const scalar_type& beta) {
Thyra::Vp_V(Teuchos::ptr(y), x, beta);
}
}; // class PolynomialTraits< Thyra::VectorBase<Scalar> >
} // end namespace Teuchos
#endif // THYRA_POLYNOMIAL_VECTOR_TRAITS_HPP
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