OpenSceneGraph/include/osgSim/LightPointNode
Robert Osfield e02ae73edc Added osgSim library which encapulsulates light points.
Added osglightpoint demo.
2002-11-19 10:57:40 +00:00

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//C++ header - Open Scene Graph Simulation - Copyright (C) 1998-2002 Robert Osfield
// Distributed under the terms of the GNU General Public License (GPL)
// as published by the Free Software Foundation.
//
// All software using osgSim must be GPL'd or excempted via the
// purchase of the Open Scene Graph Professional License (OSGPL)
// for further information contact robert@openscenegraph.com.
#ifndef OSGSIM_LIGHTPOINTNODE
#define OSGSIM_LIGHTPOINTNODE 1
#include <osgSim/Export>
#include <osgSim/LightPoint>
#include <osgSim/LightPointDrawable>
#include <osg/Node>
#include <osg/NodeVisitor>
#include <osg/BoundingBox>
#include <osg/Quat>
#include <osg/Vec4>
#include <vector>
#include <set>
namespace osgSim {
class OSGSIM_EXPORT LightPointNode : public osg::Node
{
public :
typedef std::vector< LightPoint > LightPointList;
LightPointNode();
/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
LightPointNode(const LightPointNode&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
META_Node(osgSim,LightPointNode);
virtual void traverse(osg::NodeVisitor& nv);
unsigned int addLightPoint(const LightPoint& lp);
LightPoint& getLightPoint(unsigned int pos) { return _lightPointList[pos]; }
const LightPoint& getLightPoint(unsigned int pos) const { return _lightPointList[pos]; }
void removeLightPoint(unsigned int pos);
void removeLightPoints(LightPointList::iterator start,LightPointList::iterator end);
LightPointList _lightPointList;
protected:
~LightPointNode() {}
// used to cache the bouding box of the lightpoints as a tighter
// view frustum check.
mutable osg::BoundingBox _bbox;
virtual bool computeBound() const;
};
}
#endif