From 41070aad7b0c3e4ebfbf49c21b19241f4b925da0 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sun, 20 Jan 2013 10:20:39 +0100
Subject: [PATCH] Some minor documentation fixes in Quaternion (transplanted
 from fb89b662290857ab2133613cd9a84cc532720da4 )

---
 Eigen/src/Geometry/Quaternion.h | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/Eigen/src/Geometry/Quaternion.h b/Eigen/src/Geometry/Quaternion.h
index 9180db67d..1532d76d9 100644
--- a/Eigen/src/Geometry/Quaternion.h
+++ b/Eigen/src/Geometry/Quaternion.h
@@ -200,7 +200,8 @@ public:
   *
   * \brief The quaternion class used to represent 3D orientations and rotations
   *
-  * \param _Scalar the scalar type, i.e., the type of the coefficients
+  * \tparam _Scalar the scalar type, i.e., the type of the coefficients
+  * \tparam _Options controls the memory alignement of the coeffecients. Can be \# AutoAlign or \# DontAlign. Default is AutoAlign.
   *
   * This class represents a quaternion \f$ w+xi+yj+zk \f$ that is a convenient representation of
   * orientations and rotations of objects in three dimensions. Compared to other representations
@@ -308,8 +309,7 @@ typedef Quaternion<double> Quaterniond;
 
 namespace internal {
   template<typename _Scalar, int _Options>
-  struct traits<Map<Quaternion<_Scalar>, _Options> >:
-  traits<Quaternion<_Scalar, _Options> >
+  struct traits<Map<Quaternion<_Scalar>, _Options> > : traits<Quaternion<_Scalar, _Options> >
   {
     typedef _Scalar Scalar;
     typedef Map<Matrix<_Scalar,4,1>, _Options> Coefficients;
@@ -317,7 +317,6 @@ namespace internal {
     typedef traits<Quaternion<_Scalar, _Options> > TraitsBase;
     enum {
       IsAligned = TraitsBase::IsAligned,
-
       Flags = TraitsBase::Flags
     };
   };
@@ -325,8 +324,7 @@ namespace internal {
 
 namespace internal {
   template<typename _Scalar, int _Options>
-  struct traits<Map<const Quaternion<_Scalar>, _Options> >:
-  traits<Quaternion<_Scalar> >
+  struct traits<Map<const Quaternion<_Scalar>, _Options> > : traits<Quaternion<_Scalar> >
   {
     typedef _Scalar Scalar;
     typedef Map<const Matrix<_Scalar,4,1>, _Options> Coefficients;
@@ -339,10 +337,11 @@ namespace internal {
   };
 }
 
-/** \brief Quaternion expression mapping a constant memory buffer
+/** \ingroup Geometry_Module
+  * \brief Quaternion expression mapping a constant memory buffer
   *
-  * \param _Scalar the type of the Quaternion coefficients
-  * \param _Options see class Map
+  * \tparam _Scalar the type of the Quaternion coefficients
+  * \tparam _Options see class Map
   *
   * This is a specialization of class Map for Quaternion. This class allows to view
   * a 4 scalar memory buffer as an Eigen's Quaternion object.
@@ -375,10 +374,11 @@ class Map<const Quaternion<_Scalar>, _Options >
     const Coefficients m_coeffs;
 };
 
-/** \brief Expression of a quaternion from a memory buffer
+/** \ingroup Geometry_Module
+  * \brief Expression of a quaternion from a memory buffer
   *
-  * \param _Scalar the type of the Quaternion coefficients
-  * \param _Options see class Map
+  * \tparam _Scalar the type of the Quaternion coefficients
+  * \tparam _Options see class Map
   *
   * This is a specialization of class Map for Quaternion. This class allows to view
   * a 4 scalar memory buffer as an Eigen's  Quaternion object.