SdlExamples.GfxPrimitives.Run C# (CSharp) Method

        public static void Run()
        {
            int flags = (Sdl.SDL_HWSURFACE | Sdl.SDL_DOUBLEBUF | Sdl.SDL_ANYFORMAT);
            int bpp = 16;
            int width = 640;
            int height = 480;
            bool quitFlag = false;

            Random rand = new Random();

            //string musicFile = "Data/SdlExamples.Reactangles.sound.ogg";

            Sdl.SDL_Event evt;

            try
            {
                Sdl.SDL_Init(Sdl.SDL_INIT_EVERYTHING);
                Sdl.SDL_WM_SetCaption("Tao.Sdl Example - GfxPrimitives", "");
                IntPtr surfacePtr = Sdl.SDL_SetVideoMode(
                    width,
                    height,
                    bpp,
                    flags);

                Sdl.SDL_Rect rect2 =
                    new Sdl.SDL_Rect(0, 0, (short)width, (short)height);
                Sdl.SDL_SetClipRect(surfacePtr, ref rect2);
                while (quitFlag == false)
                {
                    Sdl.SDL_PollEvent(out evt);

                    if (evt.type == Sdl.SDL_QUIT)
                    {
                        quitFlag = true;
                    }
                    else if (evt.type == Sdl.SDL_KEYDOWN)
                    {
                        if ((evt.key.keysym.sym == (int)Sdl.SDLK_ESCAPE) ||
                            (evt.key.keysym.sym == (int)Sdl.SDLK_q))
                        {
                            quitFlag = true;
                        }
                    }

                    try
                    {
                        SdlGfx.filledCircleRGBA(surfacePtr, (short)rand.Next(10, width - 100), (short)rand.Next(10, height - 100), (short)rand.Next(10, 100), (byte)rand.Next(255), (byte)rand.Next(255), (byte)rand.Next(255), (byte)rand.Next(255));
                        Sdl.SDL_Flip(surfacePtr);
                        Thread.Sleep(100);
                    }
                    catch (Exception) { }
                }
            }
            catch
            {
                Sdl.SDL_Quit();
                throw;
            }
            finally
            {
                Sdl.SDL_Quit();
            }
        }
        #endregion Run()

		static void Main() 
		{
			GfxPrimitives gfxPrimitives = new GfxPrimitives();
			gfxPrimitives.Run();
		}