EpetraExt_PolynomialVectorTraits.h

Go to the documentation of this file.
00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //     EpetraExt: Epetra Extended - Linear Algebra Services Package
00005 //                 Copyright (2001) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef EPETRA_EXT_POLYNOMIAL_VECTOR_TRAITS_H
00030 #define EPETRA_EXT_POLYNOMIAL_VECTOR_TRAITS_H
00031 
00032 #include "Epetra_Vector.h"
00033 
00034 namespace Teuchos {
00035   
00037 
00042   template <>
00043   class PolynomialTraits<Epetra_Vector> {
00044   public:
00045 
00047     typedef Epetra_Vector coeff_type;
00048 
00050     typedef double scalar_type;
00051 
00053     static inline Teuchos::RefCountPtr<coeff_type> clone(const coeff_type& c) {
00054       return Teuchos::rcp(new Epetra_Vector(c));
00055     }
00056 
00058     static inline void copy(const coeff_type& x, coeff_type* y) {
00059       y->Scale(1.0, x);
00060     }
00061 
00063     static inline void assign(coeff_type* y, const scalar_type& alpha) {
00064       y->PutScalar(alpha);
00065     }
00066 
00068     static inline void update(coeff_type* y, const coeff_type& x, 
00069             const scalar_type& beta) {
00070       y->Update(1.0, x, beta);
00071     }
00072 
00073   }; // class PolynomialTraits<Epetra_Vector>
00074 
00075 } // namespace Teuchos
00076 
00077 #endif // EPETRA_EXT_POLYNOMIAL_VECTOR_TRAITS_Hx

Generated on Thu Sep 18 12:31:44 2008 for EpetraExt by doxygen 1.3.9.1