SFML "Benchmark"

main.cpp

#include <random>
#include <vector>
#include <SFML/Graphics.hpp>


int main()
{
	sf::RenderWindow window{ {1280, 720}, "Test window" };
	
	std::random_device rd;
	std::mt19937 gen(rd());
	std::normal_distribution<float> x_dist{ 0.f, 980.f };
	std::normal_distribution<float> y_dist{ 0.f, 220.f };
	std::normal_distribution<float> size_dist{ 50.f, 300.f };
	std::normal_distribution<float> r_dist{ 0, 255 };
	std::normal_distribution<float> g_dist{ 0, 255 };
	std::normal_distribution<float> b_dist{ 0, 255 };
	std::normal_distribution<float> a_dist{ 200, 255 };
	
	std::vector<sf::Vertex> vertices;

	for(std::size_t i = 0; i < 100; i++)
	{
		float x = x_dist(gen);
		float y = y_dist(gen);
		float size = size_dist(gen);
		sf::Color color{ static_cast<sf::Uint8>(r_dist(gen)), static_cast<sf::Uint8>(g_dist(gen)), static_cast<sf::Uint8>(b_dist(gen)), static_cast<sf::Uint8>(a_dist(gen)) };
		vertices.emplace_back(sf::Vector2f{x, y}, color);
		vertices.emplace_back(sf::Vector2f{x, y + size}, color);
		vertices.emplace_back(sf::Vector2f{x + size, y + size }, color);
		vertices.emplace_back(sf::Vector2f{x + size, y}, color);
	}

	sf::Clock clock;

	while (window.isOpen())
	{

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

		window.clear();
		window.draw(vertices.data(), vertices.size(), sf::Quads);
		window.display();
		window.setTitle(std::to_string(1.f / clock.restart().asSeconds()));
	}
}