Teuchos_PolynomialDecl.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_DECL_HPP
#define TEUCHOS_POLYNOMIAL_DECL_HPP

#include "Teuchos_Describable.hpp"
#include "Teuchos_RCP.hpp"
#include "Teuchos_PolynomialTraits.hpp"

namespace Teuchos {


  template <typename CoeffT>
  class Polynomial : virtual public Teuchos::Describable {
  public:

    typedef CoeffT coeff_type;

    typedef typename Teuchos::PolynomialTraits<coeff_type>::scalar_type scalar_type;


    Polynomial(unsigned int deg, const CoeffT& cloneCoeff,
         unsigned int reserve = 0);


    Polynomial(unsigned int deg, unsigned int reserve = 0);

    ~Polynomial();

    unsigned int degree() const { return d; }

    void setDegree(unsigned int deg);

    Teuchos::RCP<CoeffT>
    getCoefficient(unsigned int i);

    Teuchos::RCP<const CoeffT>
    getCoefficient(unsigned int i) const;

    void setCoefficient(unsigned int i, const CoeffT& v);


    void setCoefficientPtr(unsigned int i,
         const Teuchos::RCP<CoeffT>& c_ptr);


    void evaluate(typename Teuchos::Polynomial<CoeffT>::scalar_type&  t,
      CoeffT* x, CoeffT* xdot = NULL) const;

  private:

    Polynomial(const Polynomial&);

    Polynomial& operator=(const Polynomial&);

  protected:

    unsigned int d;

    unsigned int sz;


    std::vector< Teuchos::RCP<CoeffT> > coeff;

  }; // class Polynomial

} // end namespace Teuchos

#endif  // TEUCHOS_POLYNOMIAL_DECL_HPP