root/OpenSceneGraph/trunk/src/osg/OccluderNode.cpp @ 13041

Revision 13041, 1.4 kB (checked in by robert, 3 years ago)

Ran script to remove trailing spaces and tabs

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
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
11 * OpenSceneGraph Public License for more details.
12*/
13#include <osg/OccluderNode>
14
15using namespace osg;
16
17OccluderNode::OccluderNode()
18{
19}
20
21OccluderNode::OccluderNode(const OccluderNode& node,const CopyOp& copyop):
22    Group(node,copyop),
23    _occluder(dynamic_cast<ConvexPlanarOccluder*>(copyop(node._occluder.get())))
24{
25}
26
27BoundingSphere OccluderNode::computeBound() const
28{
29    BoundingSphere bsphere(Group::computeBound());
30
31    if (getOccluder())
32    {
33        BoundingBox bb;
34        const ConvexPlanarPolygon::VertexList& vertexList = getOccluder()->getOccluder().getVertexList();
35        for(ConvexPlanarPolygon::VertexList::const_iterator itr=vertexList.begin();
36            itr!=vertexList.end();
37            ++itr)
38        {
39            bb.expandBy(*itr);
40        }
41        if (bb.valid())
42        {
43            bsphere.expandBy(bb);
44        }
45    }
46    return bsphere;
47}
Note: See TracBrowser for help on using the browser.