MoochoPack_CrossTermExactStd_Step.cpp

Go to the documentation of this file.
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_CrossTermExactStd_Step.hpp"
00032 #include "../MoochoPack_moocho_algo_conversion.hpp"
00033 #include "IterationPack_print_algorithm_step.hpp"
00034 #include "ConstrainedOptPack/src/VectorWithNorms.h"
00035 #include "AbstractLinAlgPack/src/AbstractLinAlgPack_MatrixOp.hpp"
00036 #include "DenseLinAlgPack_LinAlgOpPack.hpp"
00037 #include "DenseLinAlgPack_DVectorClass.hpp"
00038 #include "DenseLinAlgPack_DVectorOut.hpp"
00039 
00040 namespace LinAlgOpPack {
00041   using AbstractLinAlgPack::Vp_StMtV;
00042 }
00043 
00044 bool MoochoPack::CrossTermExactStd_Step::do_step(Algorithm& _algo
00045   , poss_type step_poss, IterationPack::EDoStepType type, poss_type assoc_step_poss)
00046 {
00047   using LinAlgOpPack::V_MtV;
00048   using DenseLinAlgPack::norm_inf;
00049 
00050   NLPAlgo &algo = rsqp_algo(_algo);
00051   NLPAlgoState  &s    = algo.rsqp_state();
00052 
00053   EJournalOutputLevel olevel = algo.algo_cntr().journal_output_level();
00054   std::ostream& out = algo.track().journal_out();
00055 
00056   // print step header.
00057   if( static_cast<int>(olevel) >= static_cast<int>(PRINT_ALGORITHM_STEPS) ) {
00058     using IterationPack::print_algorithm_step;
00059     print_algorithm_step( _algo, step_poss, type, assoc_step_poss, out );
00060   }
00061 
00062   // tmp = HL * Ypy
00063   DVector tmp;
00064   V_MtV( &tmp, s.HL().get_k(0), BLAS_Cpp::no_trans, s.Ypy().get_k(0)() );
00065   // w = Z' * tmp
00066   V_MtV( &s.w().set_k(0).v(), s.Z().get_k(0), BLAS_Cpp::trans, tmp() );
00067 
00068   if( static_cast<int>(olevel) >= static_cast<int>(PRINT_ALGORITHM_STEPS) ) {
00069     out << "\n||w||inf = "  << s.w().get_k(0).norm_inf() << std::endl;
00070   }
00071 
00072   if( static_cast<int>(olevel) >= static_cast<int>(PRINT_VECTORS) ) {
00073     out << "\nw_k =\n" << s.w().get_k(0)();
00074   }
00075 
00076   return true;
00077 }
00078 
00079 void MoochoPack::CrossTermExactStd_Step::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 << "*** Evaluate the exact reduced QP cross term\n"
00085     << L << "w_k = Z_k' * HL_k * Ypy_k\n";
00086 }

Generated on Thu Sep 18 12:35:17 2008 for MOOCHO (Single Doxygen Collection) by doxygen 1.3.9.1