From 3411146984316c97f56543333a46f47aeb7f9d35 Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Fri, 21 Mar 2014 16:04:53 +0600
Subject: Update Eigen to version 3.2.1

Main purpose of this is to have SparseLU solver which
we can use now as a replacement to opennl library.
---
 extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h')

diff --git a/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h b/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h
index 719a904413d..77fa228e6a5 100644
--- a/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h
+++ b/extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h
@@ -41,7 +41,7 @@ public:
   typedef Matrix<Scalar,AmbientDimAtCompileTime,1,Options> VectorType;
 
   /** Default constructor without initialization */
-  inline explicit ParametrizedLine() {}
+  inline ParametrizedLine() {}
   
   template<int OtherOptions>
   ParametrizedLine(const ParametrizedLine<Scalar,AmbientDimAtCompileTime,OtherOptions>& other)
@@ -87,13 +87,13 @@ public:
   /** \returns the distance of a point \a p to its projection onto the line \c *this.
     * \sa squaredDistance()
     */
-  RealScalar distance(const VectorType& p) const { return internal::sqrt(squaredDistance(p)); }
+  RealScalar distance(const VectorType& p) const { using std::sqrt; return sqrt(squaredDistance(p)); }
 
   /** \returns the projection of a point \a p onto the line \c *this. */
   VectorType projection(const VectorType& p) const
   { return origin() + direction().dot(p-origin()) * direction(); }
 
-  VectorType pointAt( Scalar t ) const;
+  VectorType pointAt(const Scalar& t) const;
   
   template <int OtherOptions>
   Scalar intersectionParameter(const Hyperplane<_Scalar, _AmbientDim, OtherOptions>& hyperplane) const;
@@ -154,7 +154,7 @@ inline ParametrizedLine<_Scalar, _AmbientDim,_Options>::ParametrizedLine(const H
   */
 template <typename _Scalar, int _AmbientDim, int _Options>
 inline typename ParametrizedLine<_Scalar, _AmbientDim,_Options>::VectorType
-ParametrizedLine<_Scalar, _AmbientDim,_Options>::pointAt( _Scalar t ) const
+ParametrizedLine<_Scalar, _AmbientDim,_Options>::pointAt(const _Scalar& t) const
 {
   return origin() + (direction()*t); 
 }
-- 
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