MoochoPack_ReducedHessianSecantUpdateBFGSProjected_StrategySetOptions.cpp

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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 // 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
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
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
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #include <assert.h>
00030 #include <math.h>
00031 
00032 #include "../std/MoochoPack_ReducedHessianSecantUpdateBFGSProjected_StrategySetOptions.hpp"
00033 #include "OptionsFromStreamPack_StringToBool.hpp"
00034 
00035 // Define the options
00036 namespace {
00037 
00038   const int local_num_options = 3;
00039 
00040   enum local_EOptions {
00041     ACT_SET_FRAC_PROJ_START
00042     ,PROJECT_ERROR_TOL
00043     ,SUPER_BASIC_MULT_DROP_TOL
00044   };
00045 
00046   const char* local_SOptions[local_num_options] = {
00047     "act_set_frac_proj_start"
00048     ,"project_error_tol"
00049     ,"super_basic_mult_drop_tol"
00050   };
00051 
00052 }
00053 
00054 namespace MoochoPack {
00055 
00056 ReducedHessianSecantUpdateBFGSProjected_StrategySetOptions::ReducedHessianSecantUpdateBFGSProjected_StrategySetOptions(
00057   ReducedHessianSecantUpdateBFGSProjected_Strategy* target
00058   , const char opt_grp_name[] )
00059   : OptionsFromStreamPack::SetOptionsFromStreamNode(
00060     opt_grp_name, local_num_options, local_SOptions )
00061   , OptionsFromStreamPack::SetOptionsToTargetBase< ReducedHessianSecantUpdateBFGSProjected_Strategy >( target )
00062 {}
00063 
00064 void ReducedHessianSecantUpdateBFGSProjected_StrategySetOptions::setOption(
00065   int option_num, const std::string& option_value )
00066 {
00067   switch( (local_EOptions)option_num ) {
00068     case ACT_SET_FRAC_PROJ_START: {
00069       target().act_set_frac_proj_start( ::fabs( ::atof( option_value.c_str() ) ) );
00070       break;
00071     }
00072     case PROJECT_ERROR_TOL: {
00073       target().project_error_tol( ::fabs( ::atof( option_value.c_str() ) ) );
00074       break;
00075     }
00076     case SUPER_BASIC_MULT_DROP_TOL: {
00077       target().super_basic_mult_drop_tol( ::fabs( ::atof( option_value.c_str() ) ) );
00078       break;
00079     }
00080     default:
00081       TEST_FOR_EXCEPT(true);  // Local error only?
00082   }
00083 }
00084 
00085 } // end namespace MoochoPack 

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