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/*
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<moCudaEval.h>
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Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
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<moCudaEval.h>
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Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
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Karima Boufaras, Thé Van LUONG
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Karima Boufaras, Thé Van LUONG
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This software is governed by the CeCILL license under French law and
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abiding by the rules of distribution of free software. You can use,
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modify and/ or redistribute the software under the terms of the CeCILL
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license as circulated by CEA, CNRS and INRIA at the following URL
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"http://www.cecill.info".
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This software is governed by the CeCILL license under French law and
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abiding by the rules of distribution of free software. You can use,
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modify and/ or redistribute the software under the terms of the CeCILL
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license as circulated by CEA, CNRS and INRIA at the following URL
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"http://www.cecill.info".
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As a counterpart to the access to the source code and rights to copy,
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modify and redistribute granted by the license, users are provided only
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with a limited warranty and the software's author, the holder of the
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economic rights, and the successive licensors have only limited liability.
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As a counterpart to the access to the source code and rights to copy,
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modify and redistribute granted by the license, users are provided only
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with a limited warranty and the software's author, the holder of the
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economic rights, and the successive licensors have only limited liability.
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In this respect, the user's attention is drawn to the risks associated
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with loading, using, modifying and/or developing or reproducing the
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software by the user in light of its specific status of free software,
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that may mean that it is complicated to manipulate, and that also
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therefore means that it is reserved for developers and experienced
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professionals having in-depth computer knowledge. Users are therefore
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encouraged to load and test the software's suitability as regards their
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requirements in conditions enabling the security of their systems and/or
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data to be ensured and, more generally, to use and operate it in the
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same conditions as regards security.
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The fact that you are presently reading this means that you have had
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knowledge of the CeCILL license and that you accept its terms.
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In this respect, the user's attention is drawn to the risks associated
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with loading, using, modifying and/or developing or reproducing the
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software by the user in light of its specific status of free software,
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that may mean that it is complicated to manipulate, and that also
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therefore means that it is reserved for developers and experienced
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professionals having in-depth computer knowledge. Users are therefore
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encouraged to load and test the software's suitability as regards their
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requirements in conditions enabling the security of their systems and/or
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data to be ensured and, more generally, to use and operate it in the
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same conditions as regards security.
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The fact that you are presently reading this means that you have had
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knowledge of the CeCILL license and that you accept its terms.
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ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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Contact: paradiseo-help@lists.gforge.inria.fr
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*/
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ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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Contact: paradiseo-help@lists.gforge.inria.fr
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*/
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#ifndef moCudaEval_H
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#define moCudaEval_H
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@ -42,94 +42,94 @@
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template<class Neighbor>
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class moCudaEval: public moEval<Neighbor> {
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public:
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public:
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/**
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* Define type of a solution corresponding to Neighbor
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*/
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typedef typename Neighbor::EOT EOT;
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/**
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* Define type of a solution corresponding to Neighbor
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*/
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typedef typename Neighbor::EOT EOT;
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typedef typename EOT::Fitness Fitness;
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typedef typename EOT::Fitness Fitness;
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/**
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* Constructor
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* @param _neighborhoodSize the size of the neighborhood
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*/
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/**
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* Constructor
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* @param _neighborhoodSize the size of the neighborhood
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*/
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moCudaEval(unsigned int _neighborhoodSize) {
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moCudaEval(unsigned int _neighborhoodSize) {
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neighborhoodSize = _neighborhoodSize;
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host_FitnessArray = new Fitness[neighborhoodSize];
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cudaMalloc((void**) &device_FitnessArray, neighborhoodSize
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* sizeof(Fitness));
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kernel_Dim = neighborhoodSize / BLOCK_SIZE + ((neighborhoodSize
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% BLOCK_SIZE == 0) ? 0 : 1);
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}
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neighborhoodSize = _neighborhoodSize;
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host_FitnessArray = new Fitness[neighborhoodSize];
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cudaMalloc((void**) &device_FitnessArray, neighborhoodSize
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* sizeof(Fitness));
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kernel_Dim = neighborhoodSize / BLOCK_SIZE + ((neighborhoodSize
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% BLOCK_SIZE == 0) ? 0 : 1);
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}
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/**
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* Destructor
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*/
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/**
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* Destructor
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*/
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~moCudaEval() {
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~moCudaEval() {
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delete[] host_FitnessArray;
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cudaFree(device_FitnessArray);
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cudaFree(&device_solution);
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}
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delete[] host_FitnessArray;
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cudaFree(device_FitnessArray);
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cudaFree(&device_solution);
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}
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/**
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* Set fitness of a solution neighbors
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*@param _sol the solution which generate the neighborhood
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*@param _neighbor the current neighbor
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*/
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/**
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* Set fitness of a solution neighbors
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*@param _sol the solution which generate the neighborhood
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*@param _neighbor the current neighbor
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*/
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void operator()(EOT & _sol, Neighbor & _neighbor) {
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void operator()(EOT & _sol, Neighbor & _neighbor) {
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_neighbor.fitness(host_FitnessArray[_neighbor.index()]);
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_neighbor.fitness(host_FitnessArray[_neighbor.index()]);
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}
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}
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/**
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* Compute fitness for all Kswap solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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* @param _mapping the neighborhood mapping
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* @param _Kswap the number of swap
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*/
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virtual void neighborhoodKswapEval(EOT & _sol, unsigned * _mapping,
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unsigned _Kswap) {
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/**
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* Compute fitness for all Kswap solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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* @param _mapping the neighborhood mapping
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* @param _Kswap the number of swap
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*/
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virtual void neighborhoodKswapEval(EOT & _sol, unsigned * _mapping,
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unsigned _Kswap) {
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}
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}
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/**
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* Compute fitness for all Kflip solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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* @param _mapping the neighborhood mapping
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* @param _Kflip the number of bit to flip
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*/
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virtual void neighborhoodKflipEval(EOT & _sol, unsigned * _mapping,
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unsigned _Kflip) {
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/**
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* Compute fitness for all Kflip solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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* @param _mapping the neighborhood mapping
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* @param _Kflip the number of bit to flip
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*/
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virtual void neighborhoodKflipEval(EOT & _sol, unsigned * _mapping,
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unsigned _Kflip) {
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}
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}
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/**
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* Compute fitness for all solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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*/
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/**
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* Compute fitness for all solution neighbors in device
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* @param _sol the solution which generate the neighborhood
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*/
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virtual void neighborhoodEval(EOT & _sol)=0;
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virtual void neighborhoodEval(EOT & _sol)=0;
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protected:
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protected:
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//the host array to save all neighbors fitness
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Fitness * host_FitnessArray;
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//the device array to save neighbors fitness computed in device
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Fitness * device_FitnessArray;
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//the device solution
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EOT device_solution;
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//the size of neighborhood
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unsigned int neighborhoodSize;
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//Cuda kernel dimension
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int kernel_Dim;
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//the host array to save all neighbors fitness
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Fitness * host_FitnessArray;
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//the device array to save neighbors fitness computed in device
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Fitness * device_FitnessArray;
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//the device solution
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EOT device_solution;
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//the size of neighborhood
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unsigned int neighborhoodSize;
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//Cuda kernel dimension
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int kernel_Dim;
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};
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