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Teuchos_ReductionOp.hpp
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00001 // @HEADER
00002 // ***********************************************************************
00003 //
00004 //                    Teuchos: Common Tools 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
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov)
00025 //
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef TEUCHOS_REDUCTION_OP_HPP
00030 #define TEUCHOS_REDUCTION_OP_HPP
00031 
00032 #include "Teuchos_Describable.hpp"
00033 
00034 
00035 namespace Teuchos {
00036 
00037 
00043 template<typename Ordinal, typename T>
00044 class ValueTypeReductionOp : public Describable {
00045 public:
00047   virtual void reduce(
00048     const Ordinal count,
00049     const T inBuffer[],
00050     T inoutBuffer[]
00051     ) const = 0;
00052 };
00053 
00054 
00060 template<typename Ordinal, typename T>
00061 class ReferenceTypeReductionOp : public Describable {
00062 public:
00064   virtual void reduce(
00065     const Ordinal count,
00066     const T*const inBuffer[],
00067     T*const inoutBuffer[]
00068     ) const = 0;
00069 };
00070 
00071 
00072 } // namespace Teuchos
00073 
00074 
00075 #endif // TEUCHOS_REDUCTION_OP_HPP
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