#include "simann.h"

 #include <cstdlib>

 #include <cmath>

 #include <iostream>

 using namespace lemon;

 class MyController : public SimAnnBase::Controller {

 public:

   long iter, last_impr, max_iter, max_no_impr;

   double temp, annealing_factor;

   MyController() {

     iter = last_impr = 0;

     max_iter = 500000;

     max_no_impr = 20000;

     annealing_factor = 0.9999;

     temp = 1000;

   }

   void acceptEvent() {

     iter++;

   }

   void improveEvent() {

     last_impr = iter;

   }

   void rejectEvent() {

     iter++;

   }

   bool next() {

     temp *= annealing_factor;

     bool quit = (iter > max_iter) || (iter - last_impr > max_no_impr);

     return !quit;

   }

   bool accept(double cost_diff) {

     return (drand48() <= exp(cost_diff / temp));

   }

 };

 class MyEntity {

 public:

   double mutate() { return 10.0; }

 };

 int main() {

   SimAnn<MyEntity> simann;

   MyController ctrl;

   simann.setController(ctrl);

   MyEntity ent;

   simann.setEntity(ent);

   simann.run();

 }