1 // Copyright (C) 2008 - 2009 Mathias Froehlich - Mathias.Froehlich@web.de
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Library General Public
5 // License as published by the Free Software Foundation; either
6 // version 2 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Library General Public License for more details.
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 #include <simgear/structure/SGSharedPtr.hxx>
22 #include "BVHNode.hxx"
23 #include "BVHVisitor.hxx"
27 class BVHGroup : public BVHNode {
32 virtual void accept(BVHVisitor& visitor);
34 void traverse(BVHVisitor& visitor)
36 ChildList::const_iterator i;
37 for (i = _children.begin(); i != _children.end(); ++i)
38 (*i)->accept(visitor);
42 void addChild(BVHNode* child);
43 void removeChild(BVHNode* child);
45 unsigned getNumChildren() const
46 { return _children.size(); }
47 const BVHNode* getChild(unsigned i) const
48 { if (_children.size() <= i) return 0; return _children[i]; }
49 BVHNode* getChild(unsigned i)
50 { if (_children.size() <= i) return 0; return _children[i]; }
52 virtual SGSphered computeBoundingSphere() const;
55 typedef std::vector<SGSharedPtr<BVHNode> > ChildList;