From e988dc0e421744fe71b7cdc74b8ff081becfc31d Mon Sep 17 00:00:00 2001
From: Torsten Dreyer <Torsten@t3r.de>
Date: Mon, 17 Jan 2011 19:51:29 +0100
Subject: [PATCH] Fix bug in SGMisc<T>:: normalizePeriodic()

SGMisc<T>::normalizePeriodic(min,max,value) returned zero for
all values less than min.
Example:
A call of normalizePeriodic(0,twopi(),-pi()) returned zero
where the correct value would be 3*pi().
---
 simgear/math/SGMisc.hxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/simgear/math/SGMisc.hxx b/simgear/math/SGMisc.hxx
index a154d632..89417cb3 100644
--- a/simgear/math/SGMisc.hxx
+++ b/simgear/math/SGMisc.hxx
@@ -65,7 +65,7 @@ public:
       return min;
     T normalized = value - range*floor((value - min)/range);
     // two security checks that can only happen due to roundoff
-    if (value <= min)
+    if (normalized <= min)
       return min;
     if (max <= normalized)
       return min;
-- 
2.39.5