static void Main(string[] args)
        {
            Image i = RenderSet(640, 480, 1.5f, new Vector2f(-0.5f, 0f));
            i.SaveToFile("C:\\Users\\Lauri\\OneDrive\\Desktop\\test3.bmp");

            app = new RenderWindow(new VideoMode(640, 480), "My Window");
            app.SetFramerateLimit(60);
            Texture t = new Texture(i, new IntRect(new Vector2i(0, 0), new Vector2i(640, 480)));

            Sprite s = new Sprite(t);
            s.TextureRect = new IntRect(new Vector2i(0, 0), new Vector2i(640, 480));
            s.Position = new Vector2f(0, 0);


            while (app.IsOpen)
            {
                app.Closed += new EventHandler(WindowClose);
                app.DispatchEvents();
                app.Clear();
                app.Draw(s);
                app.Display();

            }


        }