git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2094 331e1502-861f-0410-8da2-ba01fb791d7f

This commit is contained in:
boufaras 2011-01-28 16:38:48 +00:00
commit f09597cccc
7 changed files with 255 additions and 79 deletions

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@ -41,9 +41,11 @@ LINK_DIRECTORIES(${PARADISEO_EO_BIN_DIR}/lib ${NVIDIA_LIB_DIR} ${CUDA_LIB_DIR}
### 3) Define your targets and link the librairies ### 3) Define your targets and link the librairies
###################################################################################### ######################################################################################
CUDA_ADD_EXECUTABLE(CutestSimpleTS_CPU testSimpleTS_CPU.cu) CUDA_ADD_EXECUTABLE(CutestSimpleTS_CPU testSimpleTS_CPU.cu)
#CUDA_ADD_EXECUTABLE(CutestSimpleHC_CPU testSimpleHC_CPU.cu)
TARGET_LINK_LIBRARIES(CutestSimpleTS_CPU eoutils ga eo libcutil.a) TARGET_LINK_LIBRARIES(CutestSimpleTS_CPU eoutils ga eo libcutil.a)
#TARGET_LINK_LIBRARIES(CutestSimpleHC_CPU eoutils ga eo libcutil.a)

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@ -0,0 +1,189 @@
#include <iostream>
#include <stdlib.h>
#include <stdio.h>
using namespace std;
int * a;
int * b;
int n;
// The general include for eo
#include <eo>
#include <ga.h>
// Fitness function
#include <QapEval.h>
// Cuda Fitness function
#include <QapIncrEval.h>
// QAP solution
#include <eoVector.h>
#include <eoInt.h>
//To compute execution time
#include <performance/moCudaTimer.h>
//QAP neighbor
#include <problems/permutation/moSwapNeighbor.h>
//QAP neighborhood
#include <problems/permutation/moSwapNeighborhood.h>
//QAP data
#include <Problem.h>
// The Solution and neighbor comparator
#include <comparator/moNeighborComparator.h>
#include <comparator/moSolNeighborComparator.h>
// The Iter continuator
#include <continuator/moIterContinuator.h>
// Local search algorithm
#include <algo/moLocalSearch.h>
// The Tabou Search algorithm explorer
#include <explorer/moSimpleHCexplorer.h>
typedef eoInt<eoMinimizingFitness> solution;
typedef moSwapNeighbor<solution> Neighbor;
typedef moSwapNeighborhood<solution> Neighborhood;
int main(int argc, char **argv)
{
/* =========================================================
*
* Parameters
*
* ========================================================= */
// First define a parser from the command-line arguments
eoParser parser(argc, argv);
// For each parameter, define Parameter, read it through the parser,
// and assign the value to the variable
// seed
eoValueParam<uint32_t> seedParam(time(0), "seed", "Random number seed", 'S');
parser.processParam( seedParam );
unsigned seed = seedParam.value();
// Iteration number
eoValueParam<unsigned int> nbIterationParam(1, "nbIteration", "TS Iteration number", 'I');
parser.processParam( nbIterationParam, "TS Iteration number" );
unsigned nbIteration = nbIterationParam.value();
// the name of the "status" file where all actual parameter values will be saved
string str_status = parser.ProgramName() + ".status"; // default value
eoValueParam<string> statusParam(str_status.c_str(), "status", "Status file");
parser.processParam( statusParam, "Persistence" );
// do the following AFTER ALL PARAMETERS HAVE BEEN PROCESSED
// i.e. in case you need parameters somewhere else, postpone these
if (parser.userNeedsHelp()) {
parser.printHelp(cout);
exit(1);
}
if (statusParam.value() != "") {
ofstream os(statusParam.value().c_str());
os << parser;// and you can use that file as parameter file
}
/* =========================================================
*
* Random seed
*
* ========================================================= */
//reproducible random seed: if you don't change SEED above,
// you'll aways get the same result, NOT a random run
rng.reseed(seed);
//srand(seed);
/* =========================================================
*
* Initilisation of QAP data
*
* ========================================================= */
load(argv[1]);
/* =========================================================
*
* Initilisation of the solution
*
* ========================================================= */
solution sol(n);
create<solution>(sol);
/* =========================================================
*
* Evaluation of a solution neighbor's
*
* ========================================================= */
QapEval<solution> eval;
QapIncrEval<Neighbor> incr_eval;
/* =========================================================
*
* Comparator of solutions and neighbors
*
* ========================================================= */
moNeighborComparator<Neighbor> comparator;
moSolNeighborComparator<Neighbor> solComparator;
/* =========================================================
*
* a solution neighborhood
*
* ========================================================= */
Neighborhood neighborhood;
/* =========================================================
*
* continuator
*
* ========================================================= */
moIterContinuator <Neighbor> continuator(nbIteration);
/* =========================================================
*
* An explorer of solution neighborhood's
*
* ========================================================= */
moSimpleHCexplorer<Neighbor> explorer(neighborhood, incr_eval, comparator, solComparator);
/* =========================================================
*
* the local search algorithm
*
* ========================================================= */
moLocalSearch<Neighbor> localSearch(explorer, continuator, eval);
/* =========================================================
*
* Execute the local search from random sollution
*
* ========================================================= */
//Can be eval here, else it will be done at the beginning of the localSearch
eval(sol);
std::cout << "initial: " << sol<< std::endl;
// Create timer for timing CUDA calculation
moCudaTimer timer;
timer.start();
localSearch(sol);
timer.stop();
std::cout << "final: " << sol << std::endl;
printf("CUDA execution time = %f ms\n",timer.getTime());
timer.deleteTimer();
delete[] a;
delete[] b;
return 0;
}

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@ -3,8 +3,8 @@
#include <stdio.h> #include <stdio.h>
using namespace std; using namespace std;
int ** a; int * a;
int ** b; int * b;
int n; int n;
// The general include for eo // The general include for eo
@ -20,9 +20,12 @@ int n;
//To compute execution time //To compute execution time
#include <performance/moCudaTimer.h> #include <performance/moCudaTimer.h>
//QAP neighbor //QAP neighbor
#include <problems/permutation/moSwapNeighbor.h> #include <problems/permutation/moIndexedSwapNeighbor.h>
//QAP neighborhood //QAP neighborhood
#include <problems/permutation/moSwapNeighborhood.h> //#include <problems/permutation/moSwapNeighborhood.h>
#include <neighborhood/moOrderNeighborhood.h>
//QAP data
#include <Problem.h>
// The Solution and neighbor comparator // The Solution and neighbor comparator
#include <comparator/moNeighborComparator.h> #include <comparator/moNeighborComparator.h>
#include <comparator/moSolNeighborComparator.h> #include <comparator/moSolNeighborComparator.h>
@ -31,23 +34,25 @@ int n;
// Local search algorithm // Local search algorithm
#include <algo/moLocalSearch.h> #include <algo/moLocalSearch.h>
// The Tabou Search algorithm explorer // The Tabou Search algorithm explorer
#include <explorer/moTSexplorer.h> //#include <explorer/moTSexplorer.h>
//Algorithm and its components //Algorithm and its components
#include <algo/moTS.h> #include <algo/moTS.h>
//Tabu list //Tabu list
#include <memory/moNeighborVectorTabuList.h> //#include <memory/moNeighborVectorTabuList.h>
#include <memory/moIndexedVectorTabuList.h>
//Memories //Memories
#include <memory/moDummyIntensification.h> #include <memory/moDummyIntensification.h>
#include <memory/moDummyDiversification.h> #include <memory/moDummyDiversification.h>
#include <memory/moBestImprAspiration.h> #include <memory/moBestImprAspiration.h>
#include <time.h> //#include <time.h>
#include <Problem.h>
typedef eoInt<eoMinimizingFitness> solution; typedef eoInt<eoMinimizingFitness> solution;
typedef moSwapNeighbor<solution> Neighbor; //typedef moSwapNeighbor<solution> Neighbor;
typedef moSwapNeighborhood<solution> Neighborhood; typedef moIndexedSwapNeighbor<solution> Neighbor;
//typedef moSwapNeighborhood<solution> Neighborhood;
typedef moOrderNeighborhood<Neighbor> Neighborhood;
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
@ -69,11 +74,6 @@ int main(int argc, char **argv)
parser.processParam( seedParam ); parser.processParam( seedParam );
unsigned seed = seedParam.value(); unsigned seed = seedParam.value();
// Swap number
eoValueParam<unsigned int> KSwapParam(1, "KSwap", "swap number", 'N');
parser.processParam(KSwapParam, "KSwap" );
unsigned KSwap = KSwapParam.value();
// Iteration number // Iteration number
eoValueParam<unsigned int> nbIterationParam(1, "nbIteration", "TS Iteration number", 'I'); eoValueParam<unsigned int> nbIterationParam(1, "nbIteration", "TS Iteration number", 'I');
parser.processParam( nbIterationParam, "TS Iteration number" ); parser.processParam( nbIterationParam, "TS Iteration number" );
@ -113,7 +113,7 @@ int main(int argc, char **argv)
//reproducible random seed: if you don't change SEED above, //reproducible random seed: if you don't change SEED above,
// you'll aways get the same result, NOT a random run // you'll aways get the same result, NOT a random run
rng.reseed(seed); // rng.reseed(seed);
srand(seed); srand(seed);
/* ========================================================= /* =========================================================
@ -121,59 +121,62 @@ int main(int argc, char **argv)
* Initilisation of QAP data * Initilisation of QAP data
* *
* ========================================================= */ * ========================================================= */
load(argv[1]); load(argv[1]);
/* ========================================================= /* =========================================================
* *
* Initilisation of the solution * Initilisation of the solution
* *
* ========================================================= */ * ========================================================= */
solution sol(n); solution sol(n);
create<solution>(sol); create<solution>(sol);
/* =========================================================
/*=========================================================
* *
* Evaluation of a solution neighbor's * Evaluation of a solution neighbor's
* *
* ========================================================= */ * ========================================================= */
QapEval<solution> eval; QapEval<solution> eval;
QapIncrEval<Neighbor> incr_eval; QapIncrEval<Neighbor> incr_eval;
/* ========================================================= /* =========================================================
* *
* Comparator of solutions and neighbors * Comparator of solutions and neighbors
* *
* ========================================================= */ * ========================================================= */
moNeighborComparator<Neighbor> comparator; moNeighborComparator<Neighbor> comparator;
moSolNeighborComparator<Neighbor> solComparator; moSolNeighborComparator<Neighbor> solComparator;
/* ========================================================= /* =========================================================
* *
* a solution neighborhood * a solution neighborhood
* *
* ========================================================= */ * ========================================================= */
Neighborhood neighborhood;
/* ========================================================= Neighborhood neighborhood(n*(n-1)/2);
/* =========================================================
* *
* continuator * continuator
* *
* ========================================================= */ * ========================================================= */
moIterContinuator <Neighbor> continuator(nbIteration); moIterContinuator <Neighbor> continuator(nbIteration);
/* ========================================================= /*=========================================================
* *
* tabu list * Tabu list
* *
* ========================================================= */ * ========================================================= */
sizeTabuList=(n*(n-1))/4; sizeTabuList=(n*(n-1))/2;
duration=sizeTabuList/8; duration=sizeTabuList/8;
// tabu list // tabu list
moNeighborVectorTabuList<Neighbor> tl(sizeTabuList,duration); moIndexedVectorTabuList<Neighbor> tl(sizeTabuList,duration);
/* ========================================================= /* =========================================================
* *
@ -181,29 +184,22 @@ int main(int argc, char **argv)
* *
* ========================================================= */ * ========================================================= */
moDummyIntensification<Neighbor> inten; moDummyIntensification<Neighbor> inten;
moDummyDiversification<Neighbor> div; moDummyDiversification<Neighbor> div;
moBestImprAspiration<Neighbor> asp; moBestImprAspiration<Neighbor> asp;
/* ========================================================= /* =========================================================
* *
* An explorer of solution neighborhood's * the Tabu search algorithm
* *
* ========================================================= */ * ========================================================= */
moTSexplorer<Neighbor> explorer(neighborhood, incr_eval, comparator, solComparator, tl, inten, div, asp); //General Constructor
moTS<Neighbor> tabuSearch(neighborhood, eval, incr_eval, comparator, solComparator, continuator, tl, inten, div, asp);
/* ========================================================= /* =========================================================
* *
* the local search algorithm * Execute the Tabu search from random sollution
*
* ========================================================= */
moLocalSearch<Neighbor> localSearch(explorer, continuator, eval);
/* =========================================================
*
* Execute the local search from random sollution
* *
* ========================================================= */ * ========================================================= */
@ -214,20 +210,15 @@ int main(int argc, char **argv)
// Create timer for timing CUDA calculation // Create timer for timing CUDA calculation
moCudaTimer timer; moCudaTimer timer;
timer.start(); timer.start();
localSearch(sol); tabuSearch(sol);
timer.stop(); timer.stop();
std::cout << "final: " << sol << std::endl; std::cout << "final: " << sol << std::endl;
printf("CUDA execution time = %f ms\n",timer.getTime()); printf("CUDA execution time = %f ms\n",timer.getTime());
timer.deleteTimer(); timer.deleteTimer();
for(int i=0 ; i <n ; i++) delete[] a;
delete[] a[i]; delete[] b;
delete[] a;
for(int i=0 ; i <n ; i++)
delete[] b[i];
delete[] b;
return 0; return 0;
} }

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@ -8,18 +8,14 @@ void load(char* _fileName){
fscanf(f,"%d",&n); fscanf(f,"%d",&n);
else else
printf("Le Fichier est vide\n"); printf("Le Fichier est vide\n");
a=new int*[n]; a=new int[n*n];
for(int i=0;i<n;i++) b=new int[n*n];
a[i]=new int[n];
b=new int*[n];
for(int i=0;i<n;i++)
b[i]=new int[n];
for (i=0;i<n;i++) for (i=0;i<n;i++)
for(j=0;j<n;j++) for(j=0;j<n;j++)
fscanf(f,"%d",&a[i][j]); fscanf(f,"%d",&a[i*n+j]);
for (i=0;i<n;i++) for (i=0;i<n;i++)
for(j=0;j<n;j++) for(j=0;j<n;j++)
fscanf(f,"%d",&b[i][j]); fscanf(f,"%d",&b[i*n+j]);
} }
template<class EOT> template<class EOT>

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@ -13,12 +13,9 @@ class QapEval : public eoEvalFunc<EOT>
void operator() (EOT & _sol) { void operator() (EOT & _sol) {
int cost=0; int cost=0;
for (int i=0; i<n; i++)
std::cout<<_sol[i]<<" ";
std::cout<<std::endl;
for (int i=0; i<n; i++) for (int i=0; i<n; i++)
for (int j=0; j<n; j++) for (int j=0; j<n; j++)
cost += a[i][j] * b[_sol[i]][_sol[j]]; cost += a[i*n+j] * b[_sol[i]*n+_sol[j]];
_sol.fitness(cost); _sol.fitness(cost);
} }

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@ -21,23 +21,24 @@ class QapIncrEval : public moEval<Neighbor>{
int cost=0; int cost=0;
unsigned i,j; unsigned i,j;
int neighborhoodsize = (n * (n - 1)) / 2; _neighbor.getIndices(n,i,j);
_neighbor.getIndices(i,j);
cost = _sol.fitness() +compute_delta(n,a,b,_sol,i,j); cost = _sol.fitness() +compute_delta(n,a,b,_sol,i,j);
_neighbor.fitness(cost); _neighbor.fitness(cost);
} }
// specific to the QAP incremental evaluation (part of algorithmic) // specific to the QAP incremental evaluation (part of algorithmic)
int compute_delta(int n, int** a, int** b,EOT & _sol,int i,int j) int compute_delta(int n, int* a, int* b,EOT & _sol,int i,int j)
{ {
int d; int k; int d; int k;
d = (a[i][i]-a[j][j])*(b[_sol[j]][_sol[j]]-b[_sol[i]][_sol[i]]) + d = (a[i*n+i]-a[j*n+j])*(b[_sol[j]*n+_sol[j]]-b[_sol[i]*n+_sol[i]]) +
(a[i][j]-a[j][i])*(b[_sol[j]][_sol[i]]-b[_sol[i]][_sol[j]]); (a[i*n+j]-a[j*n+i])*(b[_sol[j]*n+_sol[i]]-b[_sol[i]*n+_sol[j]]);
for (k = 0; k < n; k = k + 1) for (k = 0; k < n; k = k + 1)
if (k!=i && k!=j) if (k!=i && k!=j)
d = d + (a[k][i]-a[k][j])*(b[_sol[k]][_sol[j]]-b[_sol[k]][_sol[i]]) + d = d + (a[k*n+i]-a[k*n+j])*(b[_sol[k]*n+_sol[j]]-b[_sol[k]*n+_sol[i]]) +
(a[i][k]-a[j][k])*(b[_sol[j]][_sol[k]]-b[_sol[i]][_sol[k]]); (a[i*n+k]-a[j*n+k])*(b[_sol[j]*n+_sol[k]]-b[_sol[i]*n+_sol[k]]);
return(d); return(d);
} }
}; };
#endif #endif

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@ -1,9 +1,9 @@
#ifndef _SOLUTION_H_ #ifndef _SOLUTION_H_
#define _SOLUTION_H_ #define _SOLUTION_H_
#include <eo> // PARADISEO #include <eo>
class Solution:public EO <eoMinimizingFitness>{ // PARADISEO class Solution:public EO <eoMinimizingFitness>{
public: public: