From 57207239f330c2716442557a341f3a34e696b9ad Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Tue, 1 Nov 2011 09:40:51 +0100
Subject: [PATCH] Mention that the axis in AngleAxis have to be normalized.

---
 doc/C08_TutorialGeometry.dox | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/C08_TutorialGeometry.dox b/doc/C08_TutorialGeometry.dox
index 452abda10..5657dee85 100644
--- a/doc/C08_TutorialGeometry.dox
+++ b/doc/C08_TutorialGeometry.dox
@@ -45,7 +45,8 @@ But note that unfortunately, because of how C++ works, you can \b not do this:
 Rotation2D<float> rot2(angle_in_radian);\endcode</td></tr>
 <tr class="alt"><td>
 3D rotation as an \ref AngleAxis "angle + axis"</td><td>\code
-AngleAxis<float> aa(angle_in_radian, Vector3f(ax,ay,az));\endcode</td></tr>
+AngleAxis<float> aa(angle_in_radian, Vector3f(ax,ay,az));\endcode
+<span class="note">The axis vector must be normalized.</span></td></tr>
 <tr><td>
 3D rotation as a \ref Quaternion "quaternion"</td><td>\code
 Quaternion<float> q;  q = AngleAxis<float>(angle_in_radian, axis);\endcode</td></tr>