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// ***********************************************************************
//
// Teuchos: Common Tools Package
// Copyright (2004) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
// @HEADER
#ifndef TEUCHOS_REDUCTION_OP_HPP
#define TEUCHOS_REDUCTION_OP_HPP
#include "Teuchos_Describable.hpp"
namespace Teuchos {
/** \brief Base interface class for user-defined reduction operations for
* objects that use value semantics.
*
* ToDo: Finish documentation!
*/
template<typename Ordinal, typename T>
class ValueTypeReductionOp : public Describable {
public:
/** \brief . */
virtual void reduce(
const Ordinal count,
const T inBuffer[],
T inoutBuffer[]
) const = 0;
};
/** \brief Base interface class for user-defined reduction operations for
* objects that use reference semantics.
*
* ToDo: Finish documentation!
*/
template<typename Ordinal, typename T>
class ReferenceTypeReductionOp : public Describable {
public:
/** \brief . */
virtual void reduce(
const Ordinal count,
const T*const inBuffer[],
T*const inoutBuffer[]
) const = 0;
};
} // namespace Teuchos
#endif // TEUCHOS_REDUCTION_OP_HPP
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