#include "Simulation.h"

#include "TimeManager.h"

#include "Utils/Timing.h"

#include "TimeStep.h"

#include "TimeStepController.h"

using namespace PBD;

using namespace std;

using namespace GenParam;

Simulation* Simulation::current = nullptr;

int Simulation::GRAVITATION = -1;

Simulation::Simulation ()

{

m_gravitation = Vector3r(0.0, -9.81, 0.0);

m_timeStep = nullptr;

m_model = nullptr;

}

Simulation::~Simulation ()

{

delete m_timeStep;

delete TimeManager::getCurrent();

current = nullptr;

}

Simulation* Simulation::getCurrent ()

{

if (current == nullptr)

{

current = new Simulation ();

current->init();

}

return current;

}

void Simulation::setCurrent (Simulation* tm)

{

current = tm;

}

bool Simulation::hasCurrent()

{

return (current != nullptr);

}

void Simulation::init()

{

initParameters();

m_timeStep = new TimeStepController();

m_timeStep->init();

TimeManager::getCurrent()->setTimeStepSize(static_cast<Real>(0.005));

}

void Simulation::initParameters()

{

ParameterObject::initParameters();

GRAVITATION = createVectorParameter("gravitation", "Gravitation", 3u, m_gravitation.data());

setGroup(GRAVITATION, "Simulation|General");

setDescription(GRAVITATION, "Vector to define the gravitational acceleration.");

}

void Simulation::reset()

{

m_model->reset();

if (m_timeStep)

m_timeStep->reset();

TimeManager::getCurrent()->setTime(static_cast<Real>(0.0));

}