From c2c36d4be4c46c9ce90951af81c6bb10ce33d019 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Mon, 15 Jan 2018 21:11:01 -0500
Subject: [PATCH] redraw as fast as possible

---
 sdl-game-controller.cc | 23 +++++++++++++++--------
 1 file changed, 15 insertions(+), 8 deletions(-)

diff --git a/sdl-game-controller.cc b/sdl-game-controller.cc
index ae547e5..dc55aa3 100644
--- a/sdl-game-controller.cc
+++ b/sdl-game-controller.cc
@@ -120,16 +120,23 @@ int main(int argc, char *argv[])
 
     display(window);
     SDL_Event event;
-    while (SDL_WaitEvent(&event))
+    bool exit = false;
+    for (;;)
     {
-        if (event.type == SDL_QUIT)
-            break;
-        else if (event.type == SDL_KEYDOWN)
+        while (SDL_PollEvent(&event))
         {
-            if (event.key.keysym.sym == SDLK_ESCAPE)
-                break;
-            if (event.key.keysym.sym == SDLK_RETURN)
-                display(window);
+            if (event.type == SDL_QUIT)
+                exit = true;
+            else if (event.type == SDL_KEYDOWN)
+            {
+                if (event.key.keysym.sym == SDLK_ESCAPE)
+                    exit = true;
+            }
         }
+        if (exit)
+            break;
+        display(window);
     }
+
+    return 0;
 }