/usr/include/trilinos/OptiPack_LineSearchPointEvaluatorBase.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
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// @HEADER
// ***********************************************************************
//
// OptiPack: Collection of simple Thyra-based Optimization ANAs
// Copyright (2009) 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 Roscoe A. Bartlett (rabartl@sandia.gov)
//
// ***********************************************************************
// @HEADER
*/
#ifndef OPTIPACK_LINE_SEARCH_POINT_EVALUATOR_BASE_HPP
#define OPTIPACK_LINE_SEARCH_POINT_EVALUATOR_BASE_HPP
#include "OptiPack_Types.hpp"
#include "Thyra_OperatorVectorTypes.hpp"
#include "Teuchos_Describable.hpp"
namespace OptiPack {
/** \brief Base class interface for line search point updates.
*
* ToDo: Finish Documentation!
*/
template<typename Scalar>
class LineSearchPointEvaluatorBase
: public Teuchos::Describable
{
public:
/** \brief . */
typedef typename ScalarTraits<Scalar>::magnitudeType ScalarMag;
/** \brief Compute the updated point <tt>p</tt> at <tt>alpha</tt> for a
* linear search algorithm.
*/
virtual void computePoint( const ScalarMag &alpha,
const Ptr<Thyra::VectorBase<Scalar> > &p
) const = 0;
};
} // namespace OptiPack
#endif // OPTIPACK_LINE_SEARCH_POINT_EVALUATOR_BASE_HPP
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