/usr/include/trilinos/OptiPack_LineSearchPointEvaluatorBase.hpp is in libtrilinos-optipack-dev 12.10.1-3.
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// OptiPack: Collection of simple Thyra-based Optimization ANAs
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#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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