MoochoPack_CheckDescentQuasiNormalStep_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
00008 // license for use of this work by or on behalf of the U.S. Government.
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
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
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00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H
00030 #define CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H
00031 
00032 #include "MoochoPack_Types.hpp"
00033 #include "IterationPack_AlgorithmStep.hpp"
00034 #include "NLPInterfacePack_CalcFiniteDiffProd.hpp"
00035 #include "Teuchos_StandardCompositionMacros.hpp"
00036 
00037 namespace MoochoPack {
00038 
00053 class CheckDescentQuasiNormalStep_Step
00054   : public IterationPack::AlgorithmStep // doxygen needs full path
00055 {
00056 public:
00057 
00059   STANDARD_COMPOSITION_MEMBERS( CalcFiniteDiffProd, calc_fd_prod );
00060 
00063   CheckDescentQuasiNormalStep_Step(
00064     const calc_fd_prod_ptr_t&   calc_fd_prod
00065     );
00066 
00070   bool do_step(Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00071     , poss_type assoc_step_poss);
00073   void print_step( const Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00074     , poss_type assoc_step_poss, std::ostream& out, const std::string& leading_str ) const;
00076 
00077 };  // end class CheckDescentQuasiNormalStep_Step
00078 
00079 } // end namespace MoochoPack 
00080 
00081 #endif  // CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H

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