diff --git a/vcg/space/polygon.h b/vcg/space/polygon.h
new file mode 100644
index 00000000..d79d1ed7
--- /dev/null
+++ b/vcg/space/polygon.h
@@ -0,0 +1,56 @@
+/****************************************************************************
+* VCGLib                                                            o o     *
+* Visual and Computer Graphics Library                            o     o   *
+*                                                                _   O  _   *
+* Copyright(C) 2004                                                \/)\/    *
+* Visual Computing Lab                                            /\/|      *
+* ISTI - Italian National Research Council                           |      *
+*                                                                    \      *
+* All rights reserved.                                                      *
+*                                                                           *
+* This program is free software; you can redistribute it and/or modify      *
+* it under the terms of the GNU General Public License as published by      *
+* the Free Software Foundation; either version 2 of the License, or         *
+* (at your option) any later version.                                       *
+*                                                                           *
+* This program is distributed in the hope that it will be useful,           *
+* but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+* GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
+* for more details.                                                         *
+*                                                                           *
+****************************************************************************/
+
+#ifndef POLYGON_H
+#define POLYGON_H
+
+namespace vcg {
+
+/*
+ */
+
+template<class PolygonType>
+typename PolygonType::CoordType PolygonBarycenter(PolygonType &F)
+{
+  typename PolygonType::CoordType bary(0,0,0);
+  for (int i=0;i<F.VN();i++)
+    bary+=F.V(i)->P();
+
+  bary/=(typename PolygonType::ScalarType)F.VN();
+  return bary;
+}
+
+template<class PolygonType>
+typename PolygonType::CoordType PolygonNormal(PolygonType &F)
+{
+  typename PolygonType::CoordType n(0,0,0);
+
+  for (int i=0;i<F.VN();i++)
+    n+=Normal(F.P0(i),F.P(1),F.P2()).Normalize();
+
+  return n.Normalize();
+}
+
+
+ }
+#endif // POLYGON_H