From 7537b209332d36b4f1a33689db3599c199877a32 Mon Sep 17 00:00:00 2001
From: cignoni <paolo.cignoni@isti.cnr.it>
Date: Sat, 5 May 2012 14:54:45 +0000
Subject: [PATCH] Added a NormalizedDirection method

---
 vcg/space/segment3.h | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/vcg/space/segment3.h b/vcg/space/segment3.h
index d22c6e78..57f258a0 100644
--- a/vcg/space/segment3.h
+++ b/vcg/space/segment3.h
@@ -112,10 +112,12 @@ public:
 	{ return _p0 + (_p1 - _p0) * t; }
 	  /// return the middle point
 	inline PointType MidPoint( ) const
-  { return ( _p0 + _p1) / ScalarType(2.0) ; }
-  inline PointType Direction( ) const
-  { return ( _p1 - _p0) ; }
-    /// return the bounding box
+	{ return ( _p0 + _p1) / ScalarType(2.0) ; }
+	inline PointType Direction( ) const
+	{ return ( _p1 - _p0) ; }
+	inline PointType NormalizedDirection( ) const
+	{ return ( _p1 - _p0).Normalize() ; }
+	/// return the bounding box
 	inline Box3<ScalarType> BBox( ) const
 	{ Box3<ScalarType> t; 
 	  if (_p0[0]<_p1[0]) { t.min[0]=_p0[0];t.max[0]=_p1[0];} else { t.min[0]=_p1[0];t.max[0]=_p0[0];}