MoochoPack_PBFGS_helpers.hpp

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// ***********************************************************************
// 
// Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
//                  Copyright (2003) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
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//  
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//  
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
// 
// ***********************************************************************
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#ifndef PBFGS_HELPERS
#define PBFGS_HELPERS

#include "MoochoPack_Types.hpp"
#include "MoochoPack_ActSetStats.hpp"

namespace MoochoPack {
namespace PBFGSPack {


bool act_set_calmed_down( 
  const ActSetStats         &act_set_stats
  ,const value_type         act_set_frac_proj_start
  ,EJournalOutputLevel      olevel
  ,std::ostream             &out
  );

void init_i_x_free_sRTsR_sRTyR(
  const SpVectorSlice        &nu_indep
  ,const DVectorSlice         &s
  ,const DVectorSlice         &y
  ,size_type                 *n_pz_R
  ,size_type                 i_x_free[]
  ,value_type                *sRTsR
  ,value_type                *sRTyR
  );

void sort_fixed_max_cond_viol(
  const SpVectorSlice        &nu_indep
  ,const DVectorSlice         &s
  ,const DVectorSlice         &y
  ,const DVectorSlice         &B_XX
  ,const value_type          sRTBRRsR
  ,const value_type          sRTyR
  ,value_type                *sXTBXXsX
  ,value_type                *sXTyX
  ,size_type                 l_x_fixed_sorted[]
  );

void choose_fixed_free(
  const value_type                       project_error_tol
  ,const value_type                      super_basic_mult_drop_tol
  ,const SpVectorSlice                   &nu_indep
  ,const DVectorSlice                     &s
  ,const DVectorSlice                     &y
  ,const DVectorSlice                     &B_XX
  ,const size_type                       l_x_fixed_sorted[]
  ,EJournalOutputLevel                   olevel
  ,std::ostream                          &out
  ,value_type                            *sRTBRRsR
  ,value_type                            *sRTyR
  ,value_type                            *sXTBXXsX
  ,value_type                            *sXTyX
  ,size_type                             *n_pz_X
  ,size_type                             *n_pz_R
  ,size_type                             i_x_free[]
  ,size_type                             i_x_fixed[]
  ,ConstrainedOptPack::EBounds  bnd_fixed[]
  );


} // end namespace PBFGSPack
} // end namespace MoochoPack

#endif // PBFGS_HELPERS

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