peoParallelAlgorithmWrapper.h

00001 /* 
00002 * <peoParallelAlgorithmWrapper.h>
00003 * Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
00004 * (C) OPAC Team, LIFL, 2002-2007
00005 *
00006 * Sebastien Cahon, Alexandru-Adrian Tantar
00007 *
00008 * This software is governed by the CeCILL license under French law and
00009 * abiding by the rules of distribution of free software.  You can  use,
00010 * modify and/ or redistribute the software under the terms of the CeCILL
00011 * license as circulated by CEA, CNRS and INRIA at the following URL
00012 * "http://www.cecill.info".
00013 *
00014 * As a counterpart to the access to the source code and  rights to copy,
00015 * modify and redistribute granted by the license, users are provided only
00016 * with a limited warranty  and the software's author,  the holder of the
00017 * economic rights,  and the successive licensors  have only  limited liability.
00018 *
00019 * In this respect, the user's attention is drawn to the risks associated
00020 * with loading,  using,  modifying and/or developing or reproducing the
00021 * software by the user in light of its specific status of free software,
00022 * that may mean  that it is complicated to manipulate,  and  that  also
00023 * therefore means  that it is reserved for developers  and  experienced
00024 * professionals having in-depth computer knowledge. Users are therefore
00025 * encouraged to load and test the software's suitability as regards their
00026 * requirements in conditions enabling the security of their systems and/or
00027 * data to be ensured and,  more generally, to use and operate it in the
00028 * same conditions as regards security.
00029 * The fact that you are presently reading this means that you have had
00030 * knowledge of the CeCILL license and that you accept its terms.
00031 *
00032 * ParadisEO WebSite : http://paradiseo.gforge.inria.fr
00033 * Contact: paradiseo-help@lists.gforge.inria.fr
00034 *
00035 */
00036 
00037 #ifndef __peoParaAlgorithm_h
00038 #define __peoParaAlgorithm_h
00039 
00040 
00041 #include "core/runner.h"
00042 #include "core/peo_debug.h"
00043 
00044 
00045 
00046 
00047 class peoParallelAlgorithmWrapper : public Runner {
00048 
00049 public:
00050 
00051         template< typename AlgorithmType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm ) 
00052                 : algorithm( new Algorithm< AlgorithmType, void >( externalAlgorithm ) ) {
00053 
00054         }
00055 
00056         template< typename AlgorithmType, typename AlgorithmDataType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData ) 
00057                 : algorithm( new Algorithm< AlgorithmType, AlgorithmDataType >( externalAlgorithm, externalData ) ) {
00058 
00059         }
00060 
00061         ~peoParallelAlgorithmWrapper() {
00062 
00063                 delete algorithm;
00064         }
00065 
00066         void run() { algorithm->operator()(); }
00067 
00068 
00069 private:
00070 
00071         struct AbstractAlgorithm {
00072 
00073                 // virtual destructor as we will be using inheritance and polymorphism
00074                 virtual ~AbstractAlgorithm() { }
00075 
00076                 // operator to be called for executing the algorithm
00077                 virtual void operator()() { } 
00078         };
00079 
00080 
00081         template< typename AlgorithmType, typename AlgorithmDataType > struct Algorithm : public AbstractAlgorithm {
00082 
00083                 Algorithm( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData ) 
00084                         : algorithm( externalAlgorithm ), algorithmData( externalData ) {
00085 
00086                 }
00087 
00088                 virtual void operator()() { algorithm( algorithmData ); } 
00089 
00090                 AlgorithmType& algorithm;
00091                 AlgorithmDataType& algorithmData;
00092         };
00093 
00094 
00095         template< typename AlgorithmType > struct Algorithm< AlgorithmType, void >  : public AbstractAlgorithm {
00096 
00097                 Algorithm( AlgorithmType& externalAlgorithm ) : algorithm( externalAlgorithm ) {
00098 
00099                 }
00100 
00101                 virtual void operator()() { algorithm(); } 
00102 
00103                 AlgorithmType& algorithm;
00104         };
00105 
00106 
00107 private:
00108 
00109         AbstractAlgorithm* algorithm;
00110 };
00111 
00112 
00113 #endif

Generated on Mon Oct 8 11:16:46 2007 for ParadisEO-PEOMovingObjects by  doxygen 1.4.7