/home/coin/SVN-release/CoinAll-1.1.0/Ipopt/src/Algorithm/IpRestoFilterConvCheck.hpp

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// Copyright (C) 2004, 2006 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Common Public License.
//
// $Id: IpRestoFilterConvCheck.hpp 781 2006-08-31 17:55:22Z andreasw $
//
// Authors:  Carl Laird, Andreas Waechter     IBM    2004-08-13

#ifndef __IPRESTOFILTERCONVCHECK_HPP__
#define __IPRESTOFILTERCONVCHECK_HPP__

#include "IpOptErrorConvCheck.hpp"
#include "IpFilterLSAcceptor.hpp"

namespace Ipopt
{

  class RestoFilterConvergenceCheck :
        public OptimalityErrorConvergenceCheck
  {
  public:
    RestoFilterConvergenceCheck();

    virtual ~RestoFilterConvergenceCheck();

    void SetOrigFilterLSAcceptor(const FilterLSAcceptor& orig_filter_ls_acceptor);

    virtual bool InitializeImpl(const OptionsList& options,
                                const std::string& prefix);

    virtual ConvergenceStatus CheckConvergence(bool call_intermediate_callback = true);

    static void RegisterOptions(SmartPtr<RegisteredOptions> roptions);
  private:
    RestoFilterConvergenceCheck(const RestoFilterConvergenceCheck&);

    void operator=(const RestoFilterConvergenceCheck&);

    Number kappa_resto_;
    Index maximum_iters_;
    Index maximum_resto_iters_;

    bool first_resto_iter_;

    Index successive_resto_iter_;

    const FilterLSAcceptor* orig_filter_ls_acceptor_;
  };

} // namespace Ipopt

#endif

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