source: lemon-0.x/test/simann_test.cc @ 2078:123f08422c14

/* -*- C++ -*-
 *
 * This file is a part of LEMON, a generic C++ optimization library
 *
 * Copyright (C) 2003-2006
 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 * (Egervary Research Group on Combinatorial Optimization, EGRES).
 *
 * Permission to use, modify and distribute this software is granted
 * provided that this copyright notice appears in all copies. For
 * precise terms see the accompanying LICENSE file.
 *
 * This software is provided "AS IS" with no warranty of any kind,
 * express or implied, and with no claim as to its suitability for any
 * purpose.
 *
 */

#include <lemon/simann.h>

using namespace lemon;

class MyEntity : public EntityBase {
public:
  double d, prev_d;
  MyEntity() : d(100000.0) { srand48(time(0)); }
  double mutate() {
    prev_d = d;
    if (drand48() < 0.8) { d += 1.0; }
    else { d -= 1.0; }
    return d;
  }
  void revert() { d = prev_d; }
  MyEntity* clone() { return new MyEntity (*this); }
  void randomize() {}
};

int main() {
  SimAnn simann;
  SimpleController ctrl;
  simann.setController(ctrl);
  MyEntity ent;
  simann.setEntity(ent);
  simann.run();

  //MyEntity *best_ent = (MyEntity *) simann.getBestEntity();
  //std::cout << best_ent->d << std::endl;

  SimAnn simann2;
  AdvancedController ctrl2(2.0);
  simann2.setController(ctrl2);
  MyEntity ent2;
  simann2.setEntity(ent2);
  simann2.run();

  //MyEntity *best_ent2 = (MyEntity *) simann2.getBestEntity();
  //std::cout << best_ent2->d << std::endl;

  return 0;
}