Teuchos_PolynomialTraits.hpp

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// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef TEUCHOS_POLYNOMIAL_TRAITS_HPP
#define TEUCHOS_POLYNOMIAL_TRAITS_HPP

#include "Teuchos_RCP.hpp"

namespace Teuchos {


  template <typename Scalar>
  class PolynomialTraits {
  public:

    typedef Scalar coeff_type;

    typedef Scalar scalar_type;

    static inline Teuchos::RCP<coeff_type> clone(const coeff_type& c) {
      return Teuchos::rcp(new coeff_type(c));
    }

    static inline void copy(const coeff_type& x, coeff_type* y) {
      *y = x;
    }

    static inline void assign(coeff_type* y, const scalar_type& alpha) {
     *y = alpha;
    }

    static inline void update(coeff_type* y, const coeff_type& x,
            const scalar_type& beta) {
      *y = x + beta*(*y);
    }

  }; // class PolynomialTraits

} // end namespace Teuchos

#endif  // TEUCHOS_POLYNOMIAL_TRAITS_HPP