3 * Copyright (C) 2006-2007 Mathias Froehlich
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
22 #ifndef SG_ENLARGE_BOUNDING_BOX_HXX
23 #define SG_ENLARGE_BOUNDING_BOX_HXX
25 #include <osg/Drawable>
27 // Helper class to enlarge a bounding box of a drawable.
28 // Is usefull to enlarge the mounding box of single point lights that would
29 // be victim to small feature culling otherwise.
30 class SGEnlargeBoundingBox : public osg::Drawable::ComputeBoundingBoxCallback {
32 SGEnlargeBoundingBox(float offset = 0);
33 SGEnlargeBoundingBox(const SGEnlargeBoundingBox& cb, const osg::CopyOp&);
34 META_Object(osg, SGEnlargeBoundingBox);
35 virtual osg::BoundingBox computeBound(const osg::Drawable& drawable) const;