Thyra_EuclideanScalarProd.hpp

00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //    Thyra: Interfaces and Support for Abstract Numerical Algorithms
00005 //                 Copyright (2004) 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 THYRA_EUCLIDEAN_SCALAR_PROD_HPP
00030 #define THYRA_EUCLIDEAN_SCALAR_PROD_HPP
00031 
00032 #include "Thyra_EuclideanScalarProdDecl.hpp"
00033 #include "Thyra_ScalarProdBase.hpp"
00034 #include "Thyra_MultiVectorStdOps.hpp"
00035 #include "Thyra_EuclideanLinearOpBase.hpp"
00036 
00037 namespace Thyra {
00038 
00039 template<class Scalar>
00040 bool EuclideanScalarProd<Scalar>::isEuclidean() const
00041 {
00042   return true;
00043 }
00044 
00045 template<class Scalar>
00046 void EuclideanScalarProd<Scalar>::scalarProds( const MultiVectorBase<Scalar>& X, const MultiVectorBase<Scalar>& Y, Scalar scalar_prods[] ) const
00047 {
00048   dots(X,Y,scalar_prods);
00049 }
00050 
00051 template<class Scalar>
00052 void EuclideanScalarProd<Scalar>::apply(
00053   const EuclideanLinearOpBase<Scalar>   &M
00054   ,const ETransp                        M_trans
00055   ,const MultiVectorBase<Scalar>        &X
00056   ,MultiVectorBase<Scalar>              *Y
00057   ,const Scalar                         alpha
00058   ,const Scalar                         beta
00059   ) const
00060 {
00061   if(real_trans(M_trans)==NOTRANS)
00062     M.euclideanApply(transToConj(M_trans),X,Y,alpha,beta);
00063   else
00064     M.euclideanApplyTranspose(transToConj(M_trans),X,Y,alpha,beta);
00065 }
00066 
00067 } // end namespace Thyra
00068 
00069 #endif  // THYRA_EUCLIDEAN_SCALAR_PROD_HPP

Generated on Thu Sep 18 12:32:31 2008 for Thyra Operator/Vector Support by doxygen 1.3.9.1