Teuchos - Trilinos Tools Package Version of the Day
Teuchos_PolynomialTraits.hpp
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00041 
00042 #ifndef TEUCHOS_POLYNOMIAL_TRAITS_HPP
00043 #define TEUCHOS_POLYNOMIAL_TRAITS_HPP
00044 
00045 #include "Teuchos_RCP.hpp"
00046 
00047 namespace Teuchos {
00048 
00050 
00057   template <typename Scalar>
00058   class PolynomialTraits {
00059   public:
00060 
00062     typedef Scalar coeff_type;
00063 
00065     typedef Scalar scalar_type;
00066 
00068     static inline Teuchos::RCP<coeff_type> clone(const coeff_type& c) {
00069       return Teuchos::rcp(new coeff_type(c));
00070     }
00071 
00073     static inline void copy(const coeff_type& x, coeff_type* y) {
00074       *y = x;
00075     }
00076 
00078     static inline void assign(coeff_type* y, const scalar_type& alpha) {
00079      *y = alpha;
00080     }
00081 
00083     static inline void update(coeff_type* y, const coeff_type& x, 
00084             const scalar_type& beta) {
00085       *y = x + beta*(*y);
00086     }
00087 
00088   }; // class PolynomialTraits
00089 
00090 } // end namespace Teuchos
00091 
00092 #endif  // TEUCHOS_POLYNOMIAL_TRAITS_HPP
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