Intersector.h

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

#ifndef __INTERSECTOR_H
#define __INTERSECTOR_H

#include <esg/Definitions.h>
#include <esg/SceneGraphObject.h>

namespace esg {

class OGSCENE_EXPORT Intersector {
protected:
        PointEnv*  _pEnv;
        PointEnv*  _pNewEnv;
        float      _distance;
        ESGbitmask _wantedMask;
        //ESGbitmask _checkMask;

public:
        Intersector () : _pEnv(NULL) { _pNewEnv = new PointEnv; }

        virtual ~Intersector () { if (_pNewEnv) delete _pNewEnv; }

        virtual void init (int mask, float maxDist = MAXFLOAT);

        PointEnv* adoptIntersection (void);

        const PointEnv* inspectIntersection (void) const { return _pEnv; }

        float getActDistance (void) const { return _distance; }

        int getMask (void) const { return _wantedMask; }

        virtual int processCandidate (SceneGraphObject* pObject,
                                      const Vector3&    origin,   
                                      const Vector3&    direction);
};

}; // namespace

#endif // __INTERSECTOR_H

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