simulator.cpp

#include "simulator.hpp"
#include "rand_num_generator.hpp"

SimulatorPtr Simulator::m_instance;
const double Simulator::m_SIM_START_TIME = 0.0;

Simulator::Simulator() 
{
   m_clock.setTime(m_SIM_START_TIME);
   m_randNumGeneratorPtr = RandNumGenerator::create();
}

Simulator::~Simulator()
{

}

void Simulator::runSimulation(const SimTime& stopTime)
{
   while(!m_eventPtrQueue.empty()) {
      EventPtr nextEvent = getNextEvent();
      if(nextEvent->getFireTime() > stopTime) {
         break;
      }
      dispatchEvent(nextEvent);
   }
   m_clock = stopTime;
   // Notifiy all listeners that the simulation has ended
   for(t_uint i = 0; i < m_simulationEndListeners.size(); i++)
      m_simulationEndListeners[i]->simulationEndHandler();
}

void Simulator::seedRandNumGenerator(const t_uint seed) const
{
   assert(m_randNumGeneratorPtr != 0);
   m_randNumGeneratorPtr->setSeed(seed);
}

void Simulator::reset()
{
   // Because we're using smart pointers,
   // we don't have to worry about deleting
   // all the objects pointed to.
   m_eventPtrQueue.clear();
   m_clock.setTime(m_SIM_START_TIME);
}

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