public void CreateStarScroller_ShouldCreateStars() { base.InitializeCluwneLib(1280, 720, false, 60); Stars = new StarScroller(); renderimage = new RenderImage("StarScroller", 1920, 1080); while (CluwneLib.IsRunning) { var lastFrameTime = clock.ElapsedTime.AsSeconds(); clock.Restart(); _frameEvent = new FrameEventArgs(lastFrameTime); CluwneLib.ClearCurrentRendertarget(SFML.Graphics.Color.Black); CluwneLib.Screen.DispatchEvents(); renderimage.BeginDrawing(); // set temp as CRT (Current Render Target) renderimage.Clear(); //Clear base.GetResourceManager.GetSprite("AAAA").Draw(); //Draw NoSpritelogo renderimage.EndDrawing(); // set previous rendertarget as CRT (screen in this case) renderimage.Blit(0, 0, 1280, 768); // draw blurred nosprite logo CluwneLib.Screen.Display(); } }