POGExplorer.h

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/* $Id: POGExplorer.h,v 1.2 2002/11/05 14:31:15 anonymous Exp $ */

#ifndef __POINT_OF_GRAVITY_EXPLORER_H
#define __POINT_OF_GRAVITY_EXPLORER_H

#include <esg/Definitions.h>
#include <esg/explorer/Explorer.h>

/*
 * Explorer searching Point Of Gravity (centroid) of given part of scene.
 */

namespace esg {

class OGSCENE_EXPORT POGExplorer : public Explorer {
private:
    Vector3  _pog;
    unsigned _num;

protected:
    virtual bool _process_leaf              (SceneGraphObject&);
    virtual void _accept_new_transformation (const Matrix4&) {}

public:
    POGExplorer () : _pog(0,0,0), _num(0) {}
    
    Vector3 result ();
};

}; // namespace

#endif // __POINT_OF_GRAVITY_EXPLORER_H

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