#include <SFML/Graphics.hpp>
#include <Box2D/Box2D.h>

int main()
{
    sf::RenderWindow window(sf::VideoMode(300, 200), "SFML works!");
    sf::Text text("Hello SFML");

    //world
    b2Vec2 gravity(0.0f, -10.0f);
    b2World world(gravity);
    b2BodyDef groundBodyDef;
    groundBodyDef.position.Set(0.0f, -10.0f);
    b2Body* groundBody = world.CreateBody(&groundBodyDef);
    b2PolygonShape groundBox;
    groundBox.SetAsBox(50.0f, 10.0f);
    groundBody->CreateFixture(&groundBox, 0.0f);
    b2BodyDef bodyDef;
    bodyDef.type = b2_dynamicBody;
    bodyDef.position.Set(0.0f, 4.0f);
    b2Body* body = world.CreateBody(&bodyDef);
    b2PolygonShape dynamicBox;
    dynamicBox.SetAsBox(1.0f, 1.0f);
    b2FixtureDef fixtureDef;
    fixtureDef.shape = &dynamicBox;
    fixtureDef.density = 1.0f;
    fixtureDef.friction = 0.3f;
    body->CreateFixture(&fixtureDef);

    while (window.isOpen())
    {
        sf::Event event;
        while (window.pollEvent(event))
        {
            if (event.type == sf::Event::Closed)
                window.close();
        }

        //window.draw(Text);

        float32 timeStep = 1.0f/60.0f;
        int32 velocityIterations = 6;
        int32 positionIterations = 2;
        world.Step(timeStep, velocityIterations, positionIterations);

        window.clear();
        window.display();
    }

    return EXIT_SUCCESS;
}