diff --git a/vcg/complex/edgemesh/update/bounding.h b/vcg/complex/edgemesh/update/bounding.h
new file mode 100644
index 00000000..339b8afd
--- /dev/null
+++ b/vcg/complex/edgemesh/update/bounding.h
@@ -0,0 +1,85 @@
+/****************************************************************************
+* 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.                                                         *
+*                                                                           *
+****************************************************************************/
+/****************************************************************************
+  History
+
+$Log: not supported by cvs2svn $
+Revision 1.1  2004/04/05 11:56:13  cignoni
+First working version!
+
+Revision 1.2  2004/03/12 15:22:19  cignoni
+Written some documentation and added to the trimes doxygen module
+
+Revision 1.1  2004/03/05 10:59:24  cignoni
+Changed name from plural to singular (normals->normal)
+
+Revision 1.1  2004/03/04 00:05:50  cignoni
+First working version!
+
+Revision 1.1  2004/02/19 13:11:06  cignoni
+Initial commit
+
+
+****************************************************************************/
+#ifndef __VCG_TRI_UPDATE_BOUNDING
+#define __VCG_TRI_UPDATE_BOUNDING
+
+namespace vcg {
+namespace tri {
+
+/** \addtogroup trimesh */
+/*@{*/
+
+/// Management, updating and computation of per-vertex and per-face normals.
+/// This class is used to compute or update the normals that can be stored in the vertex or face component of a mesh.
+template <class ComputeMeshType>
+class UpdateBounding
+{
+
+public:
+typedef ComputeMeshType MeshType; 
+typedef typename MeshType::VertexType     VertexType;
+typedef typename MeshType::VertexPointer  VertexPointer;
+typedef typename MeshType::VertexIterator VertexIterator;
+typedef typename MeshType::FaceType       FaceType;
+typedef typename MeshType::FacePointer    FacePointer;
+typedef typename MeshType::FaceIterator   FaceIterator;
+
+/// Calculates the vertex normal (if stored in the current face type)
+static void Box(ComputeMeshType &m)
+{
+  m.bbox.SetNull();
+	VertexIterator vi;
+	for(vi=m.vert.begin();vi!=m.vert.end();++vi)
+			if( !(*vi).IsD() )	m.bbox.Add((*vi).P());
+
+}
+
+
+}; // end class
+
+}	// End namespace
+}	// End namespace
+
+
+#endif