MoochoPack_NumFixedDepIndep_AddedStep.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 <ostream>
00030 
00031 #include "../std/MoochoPack_NumFixedDepIndep_AddedStep.hpp"
00032 #include "../MoochoPack_moocho_algo_conversion.hpp"
00033 #include "IterationPack_print_algorithm_step.hpp"
00034 #include "AbstractLinAlgPack/src/AbstractLinAlgPack_SpVectorClass.hpp"
00035 
00036 bool MoochoPack::NumFixedDepIndep_AddedStep::do_step(Algorithm& _algo
00037   , poss_type step_poss, IterationPack::EDoStepType type, poss_type assoc_step_poss)
00038 {
00039   NLPAlgo &algo = rsqp_algo(_algo);
00040   NLPAlgoState  &s    = algo.rsqp_state();
00041 
00042   EJournalOutputLevel olevel = algo.algo_cntr().journal_output_level();
00043   std::ostream& out = algo.track().journal_out();
00044 
00045   // print step header.
00046   if( static_cast<int>(olevel) >= static_cast<int>(PRINT_ALGORITHM_STEPS) ) {
00047     using IterationPack::print_algorithm_step;
00048     print_algorithm_step( algo, step_poss, type, assoc_step_poss, out );
00049   }
00050 
00051   if( s.nu().updated_k(0) && s.nu().get_k(0).nz() ) {
00052     const Range1D
00053       dep   = s.var_dep(),
00054       indep = s.var_indep();
00055     const SpVector &nu_k  = s.nu().get_k(0);
00056     size_type fixed_dep = 0, fixed_indep = 0;
00057     for( SpVector::const_iterator itr = nu_k.begin(); itr != nu_k.end(); ++itr ) {
00058       if( dep.in_range( itr->indice() + nu_k.offset() ) )
00059         fixed_dep++;
00060       else if( indep.in_range( itr->indice() + nu_k.offset() ) )
00061         fixed_indep++;
00062       else
00063         TEST_FOR_EXCEPT(true);  // should never happen
00064     }
00065     if( static_cast<int>(olevel) >= static_cast<int>(PRINT_ALGORITHM_STEPS) ) {
00066       out << "\nnum_dep_fixed = "   << fixed_dep
00067         << "\nnum_indep_fixed = " << fixed_indep << std::endl;
00068     }
00069   }
00070   else {
00071     if( static_cast<int>(olevel) >= static_cast<int>(PRINT_ALGORITHM_STEPS) ) {
00072       out << "\nnu not calculated for the kth iteration\n";
00073     }
00074   }
00075 
00076   return true;
00077 }
00078 
00079 void MoochoPack::NumFixedDepIndep_AddedStep::print_step( const Algorithm& algo
00080   , poss_type step_poss, IterationPack::EDoStepType type, poss_type assoc_step_poss
00081   , std::ostream& out, const std::string& L ) const
00082 {
00083   out
00084     << L << "*** Counts the number of fixed variables from "
00085         "the dependent and independent sets\n";
00086 }

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