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// Copyright (C) 2005, 2007 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// $Id: IpSearchDirCalculator.hpp 1861 2010-12-21 21:34:47Z andreasw $
//
// Authors: Andreas Waechter IBM 2005-10-13
#ifndef __IPSEARCHDIRCALCULATOR_HPP__
#define __IPSEARCHDIRCALCULATOR_HPP__
#include "IpAlgStrategy.hpp"
namespace Ipopt
{
/** Base class for computing the search direction for the line
* search.
*/
class SearchDirectionCalculator : public AlgorithmStrategyObject
{
public:
/**@name Constructors/Destructors */
//@{
/** Constructor */
SearchDirectionCalculator()
{}
/** Default destructor */
virtual ~SearchDirectionCalculator()
{}
//@}
/** overloaded from AlgorithmStrategyObject */
virtual bool InitializeImpl(const OptionsList& options,
const std::string& prefix) = 0;
/** Pure virtual method for computing the search direction. The
* computed direction is stored in IpData().delta().*/
virtual bool ComputeSearchDirection()=0;
private:
/**@name Default Compiler Generated Methods
* (Hidden to avoid implicit creation/calling).
* These methods are not implemented and
* we do not want the compiler to implement
* them for us, so we declare them private
* and do not define them. This ensures that
* they will not be implicitly created/called. */
//@{
/** Default Constructor */
// SearchDirectionCalculator();
/** Copy Constructor */
SearchDirectionCalculator(const SearchDirectionCalculator&);
/** Overloaded Equals Operator */
void operator=(const SearchDirectionCalculator&);
//@}
};
} // namespace Ipopt
#endif
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