paradiseo/ParadisEO-GPU/tutoriel/QAP_CPU/application/testSimpleHC_CPU.cu

#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;
}