From ebbe51718e6b3ed81ee0932641e0bc4ddb805fcc Mon Sep 17 00:00:00 2001
From: Magnus Auvinen <magnus.auvinen@gmail.com>
Date: Sun, 23 Sep 2007 18:27:04 +0000
Subject: loads of changes. better prediction. line drawing. some nice graphs
 :)

---
 src/engine/system.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/engine/system.c')

diff --git a/src/engine/system.c b/src/engine/system.c
index f5696b91..6226d4d2 100644
--- a/src/engine/system.c
+++ b/src/engine/system.c
@@ -258,8 +258,12 @@ int64 time_get()
 	gettimeofday(&val, NULL);
 	return (int64)val.tv_sec*(int64)1000000+(int64)val.tv_usec;
 #elif defined(CONF_FAMILY_WINDOWS)
+	static int64 last = 0;
 	int64 t;
 	QueryPerformanceCounter((PLARGE_INTEGER)&t);
+	if(t<last) /* for some reason, QPC can return values in the past */
+		return last;
+	last = t;
 	return t;
 #else
 	#error not implemented
-- 
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