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C-/C++-Quelltext

#include <SFML/Graphics.hpp>
#include<SFML/Window.hpp>
#include<SFML/System.hpp>
#include<iostream>
using namespace sf;
using namespace std;
Texture* Background;
Sprite*bg;


int main()
{
if (!Background->loadFromFile("rec/BG1.png"))

            return EXIT_FAILURE;
    bg->setTexture(*Background);
    bg->scale(200,200);
    bg->setPosition(0,0);
    bg->setColor(Color::White);

    RenderWindow* window;
    window->setSize(Vector2u(800,600));
    window->setTitle("SFML");

        window->setVerticalSyncEnabled(1);

    while (window->isOpen())
    {

        Event event;
        while (window->pollEvent(event))
        {
            if( (event.type == Event::Closed) || event.key.code == Keyboard::Escape)
                window->close();
        }
        window->draw(*bg);
        window->clear();
        window->display();
    }


    return 0;
}

Quellcode

main.cpp: In function ‘int main()’:
main.cpp:22:20: warning: ‘window’ may be used uninitialized in this function [-Wmaybe-uninitialized]
     window->setSize(Vector2u(800,600));