MoochoPack_ReducedHessianSecantUpdateStd_Step.hpp

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00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
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00015 // This library is distributed in the hope that it will be useful, but
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00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
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00028 
00029 #ifndef REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H
00030 #define REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H
00031 
00032 #include "MoochoPack_ReducedHessianSecantUpdate_Strategy.hpp"
00033 #include "MoochoPack_quasi_newton_stats.hpp"
00034 #include "IterationPack_AlgorithmStep.hpp"
00035 #include "Teuchos_StandardCompositionMacros.hpp"
00036 #include "Teuchos_StandardMemberCompositionMacros.hpp"
00037 
00038 namespace MoochoPack {
00039 
00048 class ReducedHessianSecantUpdateStd_Step
00049   : public IterationPack::AlgorithmStep // doxygen needs full path
00050 {
00051 public:
00052 
00056   STANDARD_COMPOSITION_MEMBERS( ReducedHessianSecantUpdate_Strategy, secant_update );
00057 
00059   ReducedHessianSecantUpdateStd_Step(
00060     const secant_update_ptr_t& secant_update = Teuchos::null
00061     );
00062 
00066   bool do_step(Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00067     , poss_type assoc_step_poss);
00069   void print_step( const Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00070     , poss_type assoc_step_poss, std::ostream& out, const std::string& leading_str ) const;
00072 
00073 private:
00074   enum { NO_BASIS_UPDATED_YET = INT_MIN };
00075   int                             num_basis_;
00076   int                             iter_k_rHL_init_ident_;
00077   quasi_newton_stats_iq_member  quasi_newton_stats_;
00078   
00079 };  // end class ReducedHessianSecantUpdateStd_Step
00080 
00081 } // end namespace MoochoPack 
00082 
00083 #endif  // REDUCED_HESSIAN_SECANT_UPDATE_STD_STEP_H

Generated on Tue Jul 13 09:29:32 2010 for MoochoPack : Framework for Large-Scale Optimization Algorithms by  doxygen 1.4.7