AnasaziOperator.hpp

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00001 // @HEADER
00002 // ***********************************************************************
00003 //
00004 //                 Anasazi: Block Eigensolvers Package
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
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00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
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00027 // @HEADER
00028 
00033 #ifndef ANASAZI_OPERATOR_HPP
00034 #define ANASAZI_OPERATOR_HPP
00035 
00036 #include "AnasaziConfigDefs.hpp"
00037 #include "AnasaziOperatorTraits.hpp"
00038 #include "AnasaziMultiVec.hpp"
00039 #include "Teuchos_ScalarTraits.hpp"
00040 
00041 
00042 namespace Anasazi {
00043   
00053   template <class ScalarType>
00054   class Operator {
00055   public:
00057 
00058 
00059     Operator() {};
00060     
00062     virtual ~Operator() {};
00064     
00066 
00067     
00071     virtual void Apply ( const MultiVec<ScalarType>& x, MultiVec<ScalarType>& y ) const = 0;
00072 
00074   };
00075   
00077   //
00078   // Implementation of the Anasazi::OperatorTraits for Anasazi::Operator 
00079   //                                               and Anasazi::MultiVec.
00080   //
00082   
00091   template <class ScalarType> 
00092   class OperatorTraits < ScalarType, MultiVec<ScalarType>, Operator<ScalarType> > 
00093   {
00094   public:
00095   
00097 
00098 
00102     static void Apply ( const Operator<ScalarType>& Op, 
00103             const MultiVec<ScalarType>& x, 
00104             MultiVec<ScalarType>& y )
00105     { Op.Apply( x, y ); }
00106 
00108     
00109   };
00110   
00111 } // end of Anasazi namespace
00112 
00113 #endif
00114 
00115 // end of file AnasaziOperator.hpp
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