From b400ca4b75c70b5e6937fd5d6541a99106bc04a1 Mon Sep 17 00:00:00 2001
From: nicopietroni <nico.pietroni@isti.cnr.it>
Date: Mon, 7 Apr 2014 06:29:32 +0000
Subject: [PATCH] added Mirror function

---
 vcg/space/plane3.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/vcg/space/plane3.h b/vcg/space/plane3.h
index 8ee8dbef..eeaee2bc 100644
--- a/vcg/space/plane3.h
+++ b/vcg/space/plane3.h
@@ -116,7 +116,14 @@ public:
 		ScalarType k = p.dot(_dir) - _offset;
 		return p - _dir * k;
 	}
-		
+
+  ///Mirror the point wrt the plane
+  PointType Mirror(const PointType &p) const	{
+     PointType mirr=Projection(p);
+     mirr+=mirr-p;
+     return mirr;
+  }
+
   /// Function to normalize direction
   void Normalize() {
 	  _dir.Normalize();