PndFtsLineComparator Class Reference

#include <PndFtsLineComparator.h>

Public Member Functions
	PndFtsLineComparator (Double_t maxDistance, Double_t maxAngle, Double_t z=0)
virtual	~PndFtsLineComparator ()
Bool_t	areEqual (PndLine l1, PndLine l2)
Bool_t	areEqual2D (PndLine l1, PndLine l2)
Double_t	getQuality3D (PndLine l1, PndLine l2)
Double_t	getQuality (PndLine l1, PndLine l2)
void	setZValue (Double_t z)
Double_t	getAngle (TVector3 d1, TVector3 d2)
Double_t	getDist (TVector3 b1, TVector3 b2, TVector3 d1, TVector3 d2)
Double_t	getAngle2D (TVector3 d1, TVector3 d2)
Double_t	getDist2D (TVector3 b1, TVector3 b2, TVector3 d1, TVector3 d2)
void	setMaxDistance (Double_t d)
void	setMaxAngle (Double_t a)
Double_t	getMaxDist ()
Double_t	getMaxAngle ()

Private Attributes
Double_t	fMaxDistance
Double_t	fMaxAngle
Double_t	zValue

Detailed Description

Definition at line 19 of file PndFtsLineComparator.h.

Constructor & Destructor Documentation

PndFtsLineComparator::PndFtsLineComparator ( Double_t  maxDistance, Double_t  maxAngle, Double_t  z = 0  )

inline

Definition at line 21 of file PndFtsLineComparator.h.

                : fMaxDistance(maxDistance), fMaxAngle(maxAngle), zValue(z){}

PndFtsLineComparator::~PndFtsLineComparator ( )

virtual

Definition at line 10 of file PndFtsLineComparator.cxx.

                                            {
        // TODO Auto-generated destructor stub
}

Member Function Documentation

Bool_t PndFtsLineComparator::areEqual	(	PndLine	l1,
		PndLine	l2
	)

Definition at line 14 of file PndFtsLineComparator.cxx.

References b1, b2, Double_t, fMaxAngle, fMaxDistance, getAngle(), PndLine::getDir(), getDist(), and PndLine::getP1().

                                                           {
        //base vectors
        TVector3 b1 = l1.getP1();
        TVector3 b2 = l2.getP1();

        //direction vectors
        TVector3 d1 = l1.getDir();
        TVector3 d2 = l2.getDir();

        if(getAngle(d1,d2)>fMaxAngle) return kFALSE;
        Double_t dist = getDist(b1,b2,d1,d2);
        if(dist>fMaxDistance) return kFALSE;
        return kTRUE;
}

Bool_t PndFtsLineComparator::areEqual2D	(	PndLine	l1,
		PndLine	l2
	)

Definition at line 29 of file PndFtsLineComparator.cxx.

References b1, b2, Double_t, fMaxAngle, fMaxDistance, getAngle2D(), PndLine::getDir(), getDist2D(), and PndLine::getP1().

Referenced by PndFtsLineApproximator::addLine(), PndTrackCombiner::addLineOld(), PndTrackCombiner::combine(), and PndModuleCombiner::combineModules().

                                                             {
        //base vectors
        TVector3 b1 = l1.getP1();
        TVector3 b2 = l2.getP1();

        //direction vectors
        TVector3 d1 = l1.getDir();
        TVector3 d2 = l2.getDir();
        if(getAngle2D(d1,d2)>fMaxAngle) return kFALSE;
        Double_t dist = getDist2D(b1,b2,d1,d2);
        if(dist>fMaxDistance) return kFALSE;
        return kTRUE;
}

Double_t PndFtsLineComparator::getAngle	(	TVector3	d1,
		TVector3	d2
	)

Definition at line 73 of file PndFtsLineComparator.cxx.

References angle, Double_t, and CAMath::Min().

Referenced by areEqual(), getAngle2D(), and getQuality3D().

                                                              {
        Double_t angle = d1.Angle(d2)*TMath::RadToDeg();
        angle= TMath::Min(angle,180-angle);
        return angle;
}

Double_t PndFtsLineComparator::getAngle2D	(	TVector3	d1,
		TVector3	d2
	)

Definition at line 87 of file PndFtsLineComparator.cxx.

References getAngle().

Referenced by areEqual2D(), PndForwardTrackFinderTask::createStatictcs(), and getQuality().

                                                                {
        d1[1]=0;
        d2[1]=0;
        return getAngle(d1,d2);
}

Double_t PndFtsLineComparator::getDist	(	TVector3	b1,
		TVector3	b2,
		TVector3	d1,
		TVector3	d2
	)

Definition at line 79 of file PndFtsLineComparator.cxx.

References Double_t, p1, p2, and zValue.

Referenced by areEqual(), getDist2D(), and getQuality3D().

                                                                                     {
        Double_t lambda1 = (zValue-b1[2])/d1[2];
        Double_t lambda2 = (zValue-b2[2])/d2[2];
        TVector3 p1 = b1+lambda1*d1;
        TVector3 p2 = b2+lambda2*d2;
        return (p1-p2).Mag();
}

Double_t PndFtsLineComparator::getDist2D	(	TVector3	b1,
		TVector3	b2,
		TVector3	d1,
		TVector3	d2
	)

Definition at line 93 of file PndFtsLineComparator.cxx.

References getDist().

Referenced by areEqual2D(), PndForwardTrackFinderTask::createStatictcs(), PndWayFollower::getBestApproxTo(), and getQuality().

                                                                                       {
        d1[1]=0;
        d2[1]=0;
        b1[1]=0;
        b2[1]=0;
        return getDist(b1,b2,d1,d2);
}

Double_t PndFtsLineComparator::getMaxAngle ( )

inline

Definition at line 36 of file PndFtsLineComparator.h.

{return fMaxAngle;}

Double_t PndFtsLineComparator::getMaxDist ( )

inline

Definition at line 35 of file PndFtsLineComparator.h.

{return fMaxDistance;}

Double_t PndFtsLineComparator::getQuality	(	PndLine	l1,
		PndLine	l2
	)

Definition at line 58 of file PndFtsLineComparator.cxx.

References b1, b2, Double_t, getAngle2D(), PndLine::getDir(), getDist2D(), PndLine::getP1(), and getQuality3D().

Referenced by PndTrackCombiner::addLine(), PndModuleCombiner::combineModules(), PndWayFollower::getBestApproxTo(), and PndWayFollower::getBestSkewedApproxTo().

                                                               {
        //base vectors
        TVector3 b1 = l1.getP1();
        TVector3 b2 = l2.getP1();

        //direction vectors
        TVector3 d1 = l1.getDir();
        TVector3 d2 = l2.getDir();
        Double_t angle2D =getAngle2D(d1,d2);
        Double_t dist2D = getDist2D(b1,b2,d1,d2);
        Double_t quality2D = 100*angle2D + 300*dist2D;
        Double_t quality3D = getQuality3D(l1,l2);
        return 0.1*quality3D + 0.9*quality2D;
}

Double_t PndFtsLineComparator::getQuality3D	(	PndLine	l1,
		PndLine	l2
	)

Definition at line 43 of file PndFtsLineComparator.cxx.

References b1, b2, Double_t, getAngle(), PndLine::getDir(), getDist(), and PndLine::getP1().

Referenced by PndWayFollower::getBestSkewedApproxTo(), and getQuality().

                                                                 {
        //base vectors
        TVector3 b1 = l1.getP1();
        TVector3 b2 = l2.getP1();

        //direction vectors
        TVector3 d1 = l1.getDir();
        TVector3 d2 = l2.getDir();

        Double_t angle3D =getAngle(d1,d2);
        Double_t dist3D = getDist(b1,b2,d1,d2);
        Double_t quality3D = 100*angle3D + 300*dist3D;
        return quality3D;
}

void PndFtsLineComparator::setMaxAngle ( Double_t  a )

inline

Definition at line 34 of file PndFtsLineComparator.h.

References a.

{fMaxAngle=a;}

void PndFtsLineComparator::setMaxDistance ( Double_t  d )

inline

Definition at line 33 of file PndFtsLineComparator.h.

References d.

{fMaxDistance=d;}

void PndFtsLineComparator::setZValue ( Double_t  z )

inline

Definition at line 28 of file PndFtsLineComparator.h.

References z.

Referenced by PndTrackCombiner::combine(), PndModuleCombiner::combineModules(), PndFtsLineApproximator::createExpandedTrackCand(), PndForwardTrackFinderTask::createStatictcs(), PndWayFollower::getBestApproxTo(), and PndWayFollower::getBestSkewedApproxTo().

{zValue = z;}

Member Data Documentation

Double_t PndFtsLineComparator::fMaxAngle

private

Definition at line 39 of file PndFtsLineComparator.h.

Referenced by areEqual(), and areEqual2D().

Double_t PndFtsLineComparator::fMaxDistance

private

Definition at line 38 of file PndFtsLineComparator.h.

Referenced by areEqual(), and areEqual2D().

Double_t PndFtsLineComparator::zValue

private

Definition at line 40 of file PndFtsLineComparator.h.

Referenced by getDist().

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The documentation for this class was generated from the following files:

• PndFtsLineComparator.h
• PndFtsLineComparator.cxx