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# APPSPACK_Executor_Serial.cpp

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    00001 // $Id: APPSPACK_Executor_Serial.cpp,v 1.6 2003/11/26 16:27:11 tgkolda Exp $
    00002 // $Source: /space/CVS-Acro/acro/packages/appspack/appspack/src/APPSPACK_Executor_Serial.cpp,v $
    00003
    00004 //@HEADER
    00005 // ************************************************************************
    00006 //
    00007 //          APPSPACK: Asynchronous Parallel Pattern Search
    00008 //                 Copyright (2003) Sandia Corporation
    00009 //
    00010 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
    00011 // license for use of this work by or on behalf of the U.S. Government.
    00012 //
    00013 // This library is free software; you can redistribute it and/or modify
    00014 // it under the terms of the GNU Lesser General Public License as
    00015 // published by the Free Software Foundation; either version 2.1 of the
    00016 // License, or (at your option) any later version.
    00017 //
    00018 // This library is distributed in the hope that it will be useful, but
    00019 // WITHOUT ANY WARRANTY; without even the implied warranty of
    00020 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00021 // Lesser General Public License for more details.
    00022 //
    00023 // You should have received a copy of the GNU Lesser General Public
    00024 // License along with this library; if not, write to the Free Software
    00025 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
    00026 // USA.                                                                           .
    00027 //
    00028 // Questions? Contact Tammy Kolda (tgkolda@sandia.gov)
    00029 //
    00030 // ************************************************************************
    00031 //@HEADER
    00032
    00038 #include "APPSPACK_Executor_Serial.hpp"
    00039
    00040 APPSPACK::Executor::Serial::Serial(Evaluator::Interface& evaluator_in) :
    00041   evaluator(evaluator_in),
    00042   isFree(true)
    00043 {
    00044 }
    00045
    00046 bool APPSPACK::Executor::Serial::isWaiting() const
    00047 {
    00048   return isFree;
    00049 }
    00050
    00051 bool APPSPACK::Executor::Serial::spawn(const Vector& x_in, int tag_in)
    00052 {
    00053   if (!isFree)
    00054     return false;
    00055
    00056   tag = tag_in;
    00057   evaluator(tag, x_in, isF, f, msg);
    00058   isFree = false;
    00059
    00060   return true;
    00061 }
    00062
    00063 int APPSPACK::Executor::Serial::recv(int& tag_out, bool& isF_out, double& f_out, string& msg_out)
    00064 {
    00065   if (isFree)
    00066     return 0;
    00067
    00068   tag_out = tag;
    00069   isF_out = isF;
    00070   f_out = f;
    00071   msg_out = msg;
    00072   isFree = true;
    00073
    00074   return 1;
    00075 }
    00076
    00077 void APPSPACK::Executor::Serial::print() const
    00078 {
    00079   cout << "\n";
    00080   cout << "Using Serial Executor " << endl;
    00081   evaluator.print();
    00082 }

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