MoochoPack_DampenCrossTermStd_Step.hpp

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// 
// Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
//                  Copyright (2003) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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#ifndef DAMPEN_CROSS_TERM_STD_STEP_H
#define DAMPEN_CROSS_TERM_STD_STEP_H

#include "rSQPAlgo_Step.h"
#include "Teuchos_StandardMemberCompositionMacros.hpp"

namespace MoochoPack {

class DampenCrossTermStd_Step : public rSQPAlgo_Step {
public:

  STANDARD_MEMBER_COMPOSITION_MEMBERS( value_type, frac_descent );

  DampenCrossTermStd_Step(const value_type& frac_descent = 0.9);

  // ////////////////////
  // Overridden

  bool do_step(Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
    , poss_type assoc_step_poss);

  void print_step( const Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
    , poss_type assoc_step_poss, std::ostream& out, const std::string& leading_str ) const;

};  // end class DampenCrossTermStd_Step

} // end namespace MoochoPack 

#endif  // DAMPEN_CROSS_TERM_STD_STEP_H

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