64 lines
1.7 KiB
Plaintext
64 lines
1.7 KiB
Plaintext
//C++ header - Open Scene Graph - Copyright (C) 1998-2002 Robert Osfield
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//Distributed under the terms of the GNU Library General Public License (LGPL)
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//as published by the Free Software Foundation.
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#ifndef OSG_CONVEXPLANAROCCLUDER
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#define OSG_CONVEXPLANAROCCLUDER 1
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#include <osg/ConvexPlanarPolygon>
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#include <osg/Object>
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namespace osg {
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class OccluderVolume;
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/** A class for representing convex clipping volumes made up.
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* When adding planes, their normals should point inwards (into the volume) */
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class SG_EXPORT ConvexPlanarOccluder : public Object
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{
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public:
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ConvexPlanarOccluder():Object() {}
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ConvexPlanarOccluder(const ConvexPlanarOccluder& cpo,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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Object(cpo,copyop),
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_occluder(cpo._occluder),
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_holeList(cpo._holeList) {}
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META_Object(osg,ConvexPlanarOccluder)
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void setOccluder(const ConvexPlanarPolygon& cpp) { _occluder = cpp; }
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ConvexPlanarPolygon& getOccluder() { return _occluder; }
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const ConvexPlanarPolygon& getOccluder() const { return _occluder; }
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typedef std::vector<ConvexPlanarPolygon> HoleList;
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void addHole(const ConvexPlanarPolygon& cpp) { _holeList.push_back(cpp); }
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HoleList& getHoleList() { return _holeList; }
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const HoleList& getHoleList() const { return _holeList; }
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void computeAttributes();
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void computeBound(BoundingBox& bb) const;
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void computeBound(BoundingSphere& bs) const;
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protected:
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~ConvexPlanarOccluder() {}
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ConvexPlanarPolygon _occluder;
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HoleList _holeList;
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};
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} // end of namespace
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#endif
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