From cefa9fcd75e70af9342df8f57b6528a8e5afee65 Mon Sep 17 00:00:00 2001
From: frohlich <frohlich>
Date: Sun, 12 Nov 2006 07:22:44 +0000
Subject: [PATCH] Modified Files: 	SGQuat.hxx: Make const method const

---
 simgear/math/SGQuat.hxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/simgear/math/SGQuat.hxx b/simgear/math/SGQuat.hxx
index b65de8dc..2c3a0a7d 100644
--- a/simgear/math/SGQuat.hxx
+++ b/simgear/math/SGQuat.hxx
@@ -451,7 +451,7 @@ public:
 
   /// Return the time derivative of the quaternion given the angular velocity
   SGQuat
-  derivative(const SGVec3<T>& angVel)
+  derivative(const SGVec3<T>& angVel) const
   {
     SGQuat deriv;
 
-- 
2.39.5