From 0229cbe9c9f7d6969ac5ca96eb6b525a9fe3ccf4 Mon Sep 17 00:00:00 2001
From: Holger Schemel <info@artsoft.org>
Date: Wed, 3 Feb 2016 00:34:17 +0100
Subject: [PATCH] improved synchronization of main game loop

---
 src/events.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/src/events.c b/src/events.c
index 7282236f..952f8995 100644
--- a/src/events.c
+++ b/src/events.c
@@ -154,6 +154,9 @@ boolean NextValidEvent(Event *event)
 
 void EventLoop(void)
 {
+  static unsigned int sync_frame_delay = 0;
+  unsigned int sync_frame_delay_value = GAME_FRAME_DELAY;
+
   while (1)
   {
     if (PendingEvent())		/* got event */
@@ -247,18 +250,14 @@ void EventLoop(void)
        has its own synchronization and is CPU friendly, too */
 
     if (game_status == GAME_MODE_PLAYING)
-    {
       HandleGameActions();
-    }
-    else
-    {
-      if (!PendingEvent())	/* delay only if no pending events */
-	Delay(10);
-    }
 
     /* refresh window contents from drawing buffer, if needed */
     BackToFront();
 
+    if (game_status != GAME_MODE_PLAYING)
+      WaitUntilDelayReached(&sync_frame_delay, sync_frame_delay_value);
+
     if (game_status == GAME_MODE_QUIT)
       return;
   }
-- 
2.34.1