MoochoPack : Framework for Large-Scale Optimization Algorithms Version of the Day
MoochoPack_CheckDescentQuasiNormalStep_Step.hpp
00001 // @HEADER
00002 // ***********************************************************************
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 // Redistribution and use in source and binary forms, with or without
00011 // modification, are permitted provided that the following conditions are
00012 // met:
00013 //
00014 // 1. Redistributions of source code must retain the above copyright
00015 // notice, this list of conditions and the following disclaimer.
00016 //
00017 // 2. Redistributions in binary form must reproduce the above copyright
00018 // notice, this list of conditions and the following disclaimer in the
00019 // documentation and/or other materials provided with the distribution.
00020 //
00021 // 3. Neither the name of the Corporation nor the names of the
00022 // contributors may be used to endorse or promote products derived from
00023 // this software without specific prior written permission.
00024 //
00025 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
00026 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00027 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
00028 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
00029 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00030 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00031 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00032 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00033 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00034 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00035 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00036 //
00037 // Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
00038 // 
00039 // ***********************************************************************
00040 // @HEADER
00041 
00042 #ifndef CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H
00043 #define CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H
00044 
00045 #include "MoochoPack_Types.hpp"
00046 #include "IterationPack_AlgorithmStep.hpp"
00047 #include "NLPInterfacePack_CalcFiniteDiffProd.hpp"
00048 #include "Teuchos_StandardCompositionMacros.hpp"
00049 
00050 namespace MoochoPack {
00051 
00066 class CheckDescentQuasiNormalStep_Step
00067   : public IterationPack::AlgorithmStep // doxygen needs full path
00068 {
00069 public:
00070 
00072   STANDARD_COMPOSITION_MEMBERS( CalcFiniteDiffProd, calc_fd_prod );
00073 
00076   CheckDescentQuasiNormalStep_Step(
00077     const calc_fd_prod_ptr_t&   calc_fd_prod
00078     );
00079 
00083   bool do_step(Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00084     , poss_type assoc_step_poss);
00086   void print_step( const Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00087     , poss_type assoc_step_poss, std::ostream& out, const std::string& leading_str ) const;
00089 
00090 };  // end class CheckDescentQuasiNormalStep_Step
00091 
00092 } // end namespace MoochoPack 
00093 
00094 #endif  // CHECK_DESCENT_RANGE_SPACE_STEP_STEP_H
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends