root/OpenSceneGraph/trunk/include/osg/ConvexPlanarOccluder @ 13041

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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
14#ifndef OSG_CONVEXPLANAROCCLUDER
15#define OSG_CONVEXPLANAROCCLUDER 1
16
17#include <osg/ConvexPlanarPolygon>
18#include <osg/Object>
19
20namespace osg {
21
22class OccluderVolume;
23
24/** A class for representing convex clipping volumes made up of several ConvexPlanarPolygon. */
25class OSG_EXPORT ConvexPlanarOccluder : public Object
26{
27
28    public:
29
30        ConvexPlanarOccluder():Object() {}
31        ConvexPlanarOccluder(const ConvexPlanarOccluder& cpo,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
32            Object(cpo,copyop),
33            _occluder(cpo._occluder),
34            _holeList(cpo._holeList) {}
35
36        META_Object(osg,ConvexPlanarOccluder);
37
38        void setOccluder(const ConvexPlanarPolygon& cpp) { _occluder = cpp; }
39
40        ConvexPlanarPolygon& getOccluder() { return _occluder; }
41
42        const ConvexPlanarPolygon& getOccluder() const { return _occluder; }
43
44
45
46        typedef std::vector<ConvexPlanarPolygon> HoleList;
47
48        void addHole(const ConvexPlanarPolygon& cpp) { _holeList.push_back(cpp); }
49
50        void setHoleList(const HoleList& holeList) { _holeList=holeList; }
51
52        HoleList& getHoleList() { return _holeList; }
53
54        const HoleList& getHoleList() const { return _holeList; }
55
56    protected:
57
58        ~ConvexPlanarOccluder(); // {}
59
60        ConvexPlanarPolygon _occluder;
61        HoleList _holeList;
62
63};
64
65}    // end of namespace
66
67#endif
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