diff --git a/sdl_opengl_bare.d b/sdl_opengl_bare.d
index 566b6db..a481ded 100644
--- a/sdl_opengl_bare.d
+++ b/sdl_opengl_bare.d
@@ -5,7 +5,6 @@ import derelict.opengl.glu;
 
 enum int WIDTH = 800;
 enum int HEIGHT = 600;
-static bool drawing = false;
 
 void init()
 {
@@ -22,7 +21,6 @@ void init()
 
 void display()
 {
-    drawing = true;
     glClear(GL_COLOR_BUFFER_BIT);
     glPushMatrix();
     glRotatef(SDL_GetTicks() * 90.0 / 1000, 0, 0, 1);
@@ -37,21 +35,9 @@ void display()
         glVertex3f(5.0, -5.0, 0.0);
     glEnd();
     glPopMatrix();
-    drawing = false;
     SDL_GL_SwapBuffers();
 }
 
-extern (C) Uint32 timer_callback(Uint32 interval, void *param)
-{
-    if (!drawing)
-    {
-        SDL_Event event;
-        event.type = SDL_USEREVENT;
-        SDL_PushEvent(&event);
-    }
-    return interval;
-}
-
 int main(char[][] args)
 {
     DerelictSDL.load();
@@ -76,20 +62,19 @@ int main(char[][] args)
 
     init();
     SDL_Event event;
-    SDL_AddTimer(1000 / 60, &timer_callback, null);
-    while (SDL_WaitEvent(&event))
+    for (;;)
     {
-        if (event.type == SDL_QUIT)
-            break;
-        else if (event.type == SDL_KEYDOWN)
+        if (SDL_PollEvent(&event))
         {
-            if (event.key.keysym.sym == SDLK_ESCAPE)
+            if (event.type == SDL_QUIT)
                 break;
+            else if (event.type == SDL_KEYDOWN)
+            {
+                if (event.key.keysym.sym == SDLK_ESCAPE)
+                    break;
+            }
         }
-        else if (event.type == SDL_USEREVENT)
-        {
-            display();
-        }
+        display();
     }
 
     SDL_Quit();