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APPSPACK_Combiner_Generic.cpp

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00001 //@HEADER
00002 // ************************************************************************
00003 // 
00004 //          APPSPACK: Asynchronous Parallel Pattern Search
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 // 
00025 // Questions? Contact Tammy Kolda (tgkolda@sandia.gov) 
00026 // 
00027 // ************************************************************************
00028 //@HEADER
00029 
00035 #include "APPSPACK_Combiner_Generic.hpp"
00036 #include "APPSPACK_Float.hpp"
00037 
00038 
00039 double APPSPACK::Combiner::Generic::operator()(const APPSPACK::Vector& f) const
00040 {
00041   if (f.size() == 0)
00042     return dne();
00043 
00044   // Check constraints
00045   for (int i = 1; i < f.size(); i ++)
00046     if ((!exists(f[i])) || (f[i] < 0))
00047       return dne();
00048 
00049   // Return objective value
00050   return f[0];
00051 }
00052 

 

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