add vcglib

vcglib/vcg/complex/algorithms/update/bounding.h

@@ -0,0 +1,59 @@
+/****************************************************************************
+* VCGLib                                                            o o     *
+* Visual and Computer Graphics Library                            o     o   *
+*                                                                _   O  _   *
+* Copyright(C) 2004-2016                                           \/)\/    *
+* 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 __VCG_TRI_UPDATE_BOUNDING
+#define __VCG_TRI_UPDATE_BOUNDING
+
+namespace vcg {
+namespace tri {
+
+/// \ingroup trimesh 
+/// \headerfile bounding.h vcg/complex/algorithms/update/bounding.h
+/// \brief This class is used to compute or update the bounding box 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;
+
+/// \brief Calculates the bounding box of the given mesh m
+
+static void Box(ComputeMeshType &m)
+{
+	m.bbox.SetNull();
+	for(VertexIterator vi = m.vert.begin(); vi != m.vert.end(); ++vi)
+		if( !(*vi).IsD() )	m.bbox.Add((*vi).cP());
+}
+
+
+}; // end class
+
+}	// End namespace
+}	// End namespace
+
+
+#endif