From 632cb7a4a1055fa3abbd341466d240cc50069361 Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Mon, 29 Jun 2009 19:26:20 +0200
Subject: patch by Myguel from the forum: fix documentation

---
 Eigen/src/Geometry/Quaternion.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'Eigen')

diff --git a/Eigen/src/Geometry/Quaternion.h b/Eigen/src/Geometry/Quaternion.h
index 66580cf1b..d7480bf9c 100644
--- a/Eigen/src/Geometry/Quaternion.h
+++ b/Eigen/src/Geometry/Quaternion.h
@@ -303,7 +303,9 @@ inline Quaternion<Scalar>& Quaternion<Scalar>::operator=(const MatrixBase<Derive
   return *this;
 }
 
-/** Convert the quaternion to a 3x3 rotation matrix */
+/** Convert the quaternion to a 3x3 rotation matrix. The quaternion is required to
+  * be normalized, otherwise the result is undefined.
+  */
 template<typename Scalar>
 inline typename Quaternion<Scalar>::Matrix3
 Quaternion<Scalar>::toRotationMatrix(void) const
-- 
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