SensStdStepCalc.hpp

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// Copyright 2009, 2011 Hans Pirnay
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Date   : 2009-05-16

#ifndef __ASSTDSTEPCALC_HPP__
#define __ASSTDSTEPCALC_HPP__

#include "SensBacksolver.hpp"
#include "SensStepCalc.hpp"
#include "IpDenseVector.hpp"
#include "IpIteratesVector.hpp"

#include <vector>



namespace Ipopt
{

  class StdStepCalculator : public SensitivityStepCalculator
  {
  public:
    StdStepCalculator(SmartPtr<SchurData> ift_data,
              SmartPtr<SensBacksolver> backsolver);

    virtual ~StdStepCalculator();

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

    virtual bool Step(DenseVector& delta_u, IteratesVector& sol);

    bool BoundCheck(IteratesVector& sol,
            std::vector<Index>& x_bound_violations_idx,
            std::vector<Number>& x_bound_violations_du);

    virtual SmartPtr<IteratesVector> GetSensitivityVector(void) { return SensitivityVector ; } ;

  private:
    SmartPtr<SchurData> ift_data_;
    SmartPtr<SensBacksolver> backsolver_;
    Number bound_eps_;
    bool kkt_residuals_;
    
    SmartPtr<IteratesVector> SensitivityVector ;
  };
}

#endif