added Mirror function

2014-04-07 06:29:32 +00:00 · 2014-04-07 06:29:32 +00:00 · b400ca4b75
parent 7bb5f1d041
commit b400ca4b75
1 changed files with 8 additions and 1 deletions
--- 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();