diff --git a/sdl_opengl_bare.d b/sdl_opengl_bare.d
index ef81176..345cbdd 100644
--- a/sdl_opengl_bare.d
+++ b/sdl_opengl_bare.d
@@ -19,6 +19,22 @@ void init()
     glTranslatef(0.0, 0.0, -10.0);
 }
 
+void display()
+{
+    glClear(GL_COLOR_BUFFER_BIT);
+    glBegin(GL_QUADS);
+        glColor3f(1, 1, 1);
+        glVertex3f(5.0, 5.0, 0.0);
+        glColor3f(1, 0, 0);
+        glVertex3f(-5.0, 5.0, 0.0);
+        glColor3f(0, 0, 1);
+        glVertex3f(-5.0, -5.0, 0.0);
+        glColor3f(0, 1, 0);
+        glVertex3f(5.0, -5.0, 0.0);
+    glEnd();
+    SDL_GL_SwapBuffers();
+}
+
 int main(char[][] args)
 {
     DerelictSDL.load();
@@ -42,6 +58,7 @@ int main(char[][] args)
     }
 
     init();
+    display();
     SDL_Event event;
     while (SDL_WaitEvent(&event))
     {