MoochoPack_ReducedHessianSecantUpdateStd_Step.hpp

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#ifndef REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H
#define REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H

#include "MoochoPack_ReducedHessianSecantUpdate_Strategy.hpp"
#include "MoochoPack_quasi_newton_stats.hpp"
#include "IterationPack_AlgorithmStep.hpp"
#include "Teuchos_StandardCompositionMacros.hpp"
#include "Teuchos_StandardMemberCompositionMacros.hpp"

namespace MoochoPack {

class ReducedHessianSecantUpdateStd_Step
  : public IterationPack::AlgorithmStep // doxygen needs full path
{
public:

  STANDARD_COMPOSITION_MEMBERS( ReducedHessianSecantUpdate_Strategy, secant_update );

  ReducedHessianSecantUpdateStd_Step(
    const secant_update_ptr_t& secant_update = Teuchos::null
    );

  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;

private:
  enum { NO_BASIS_UPDATED_YET = INT_MIN };
  int                             num_basis_;
  int                             iter_k_rHL_init_ident_;
  quasi_newton_stats_iq_member  quasi_newton_stats_;
  
};  // end class ReducedHessianSecantUpdateStd_Step

} // end namespace MoochoPack 

#endif  // REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H