#ifndef HKalPlane_h
#define HKalPlane_h

// from ROOT
#include "TObject.h"
#include "TVector3.h"

class HKalPlane : public TObject {

 private:
    TVector3 vCenter; //! A point on the plane.
    TVector3 vNormal; //! Normal vector of the plane.

 public:

    HKalPlane() {  }
    HKalPlane(const TVector3 &center, const TVector3 &normal);

    virtual ~HKalPlane();

    virtual Double_t distanceToPlane (const TVector3 &point) const;

    virtual Bool_t   findIntersection(TVector3 &pointIntersect, const TVector3 &pos, const TVector3 &dir) const;

    virtual Bool_t   findIntersection(TVector3 &pointIntersect, const TVector3 &pos, const TVector3 &dir,
    				  			      const TVector3 &planeCenter, const  TVector3 &planeNormal) const;

    virtual Bool_t   isOnSurface     (const TVector3 &point) const;

    virtual void     print           (Option_t* opt="") const;

    virtual void     transform       (const TRotation* transMat);

    virtual TVector3 const& getCenter() const { return vCenter; }

    virtual TVector3 const& getNormal() const { return vNormal; }

    ClassDef(HKalPlane, 0)
};


#endif // HKalPlane_h