ME0Segment Class Reference

#include <ME0Segment.h>

Inheritance diagram for ME0Segment:

Public Member Functions
double	chi2 () const
	Chi2 of the segment fit. More...
ME0Segment *	clone () const
virtual int	degreesOfFreedom () const
	Degrees of freedom of the segment fit. More...
virtual int	dimension () const
	Dimension (in parameter space) More...
LocalVector	localDirection () const
	Local direction. More...
LocalError	localDirectionError () const
	Error on the local direction. More...
LocalPoint	localPosition () const
LocalError	localPositionError () const
ME0DetId	me0DetId () const
	ME0Segment ()
	Default constructor. More...
	ME0Segment (const std::vector< const ME0RecHit * > &proto_segment, LocalPoint origin, LocalVector direction, AlgebraicSymMatrix errors, double chi2)
	Constructor. More...
	ME0Segment (const std::vector< const ME0RecHit * > &proto_segment, LocalPoint origin, LocalVector direction, AlgebraicSymMatrix errors, double chi2, double time, double timeErr)
int	nRecHits () const
AlgebraicVector	parameters () const
	Parameters of the segment, for the track fit in the order (dx/dz, dy/dz, x, y ) More...
AlgebraicSymMatrix	parametersError () const
	Covariance matrix of parameters() More...
void	print () const
virtual AlgebraicMatrix	projectionMatrix () const
	The projection matrix relates the trajectory state parameters to the segment parameters(). More...
virtual std::vector< const TrackingRecHit * >	recHits () const
	Access to component RecHits (if any) More...
virtual std::vector < TrackingRecHit * >	recHits ()
	Non-const access to component RecHits (if any) More...
const std::vector< ME0RecHit > &	specificRecHits () const
float	time () const
float	timeErr () const
virtual	~ME0Segment ()
	Destructor. More...
Public Member Functions inherited from RecSegment
	RecSegment (DetId id)
	RecSegment (TrackingRecHit::id_type id=0)
virtual	~RecSegment ()
	Destructor. More...
Public Member Functions inherited from TrackingRecHit
virtual bool	canImproveWithTrack () const
RecHitPointer	cloneForFit (const GeomDet &idet) const
virtual TrackingRecHit *	cloneHit () const
virtual RecHitPointer	cloneSH () const
const GeomDet *	det () const
virtual const GeomDetUnit *	detUnit () const
virtual float	errorGlobalR () const
virtual float	errorGlobalRPhi () const
virtual float	errorGlobalZ () const
DetId	geographicalId () const
virtual void	getKfComponents (KfComponentsHolder &holder) const
unsigned int	getRTTI () const
Type	getType () const
virtual GlobalPoint	globalPosition () const
virtual GlobalError	globalPositionError () const
virtual bool	hasPositionAndError () const
	to be redefined by daughter class More...
virtual TrackingRecHit const *	hit () const
bool	isValid () const
id_type	rawId () const
virtual void	recHitsV (std::vector< const TrackingRecHit * > &) const
virtual void	recHitsV (std::vector< TrackingRecHit * > &)
virtual void	setDet (const GeomDet &idet)
virtual bool	sharesInput (const TrackingRecHit *other, SharedInputType what) const
virtual const Surface *	surface () const
	TrackingRecHit (DetId id, Type type=valid)
	TrackingRecHit (id_type id=0, Type type=valid)
	TrackingRecHit (DetId id, unsigned int rt, Type type=valid)
	TrackingRecHit (const GeomDet &idet, Type type=valid)
	TrackingRecHit (const GeomDet &idet, unsigned int rt, Type type=valid)
	TrackingRecHit (const GeomDet &idet, TrackingRecHit const &rh)
virtual ConstRecHitContainer	transientHits () const
Type	type () const
virtual float	weight () const
virtual	~TrackingRecHit ()

Private Attributes
double	theChi2
AlgebraicSymMatrix	theCovMatrix
LocalVector	theLocalDirection
std::vector< ME0RecHit >	theME0RecHits
LocalPoint	theOrigin
double	theTimeUncrt
double	theTimeValue

Additional Inherited Members
Public Types inherited from TrackingRecHit
typedef std::vector < ConstRecHitPointer >	ConstRecHitContainer
using	ConstRecHitPointer = std::shared_ptr< TrackingRecHit const >
typedef unsigned int	id_type
typedef std::vector < ConstRecHitPointer >	RecHitContainer
using	RecHitPointer = std::shared_ptr< TrackingRecHit const >
enum	SharedInputType { all, some }
	definition of equality via shared input More...
enum	Type {   valid = 0, missing = 1, inactive = 2, bad = 3,   missing_inner = 4, missing_outer = 5 }
Static Public Attributes inherited from TrackingRecHit
static const int	rttiShift = 24
static const int	typeMask = 0xf
Protected Member Functions inherited from TrackingRecHit
void	setId (id_type iid)
void	setRTTI (unsigned int rt)
void	setType (Type ttype)

Detailed Description

the CSC segment Describes a reconstructed track segment in the 6 layers of the ME0 system. This is 4-dimensional since it has an origin (x,y) and a direction (x,y) in the local coordinate system of the chamber.

Date:

2014/02/04 12:41:32

Author

Marcello Maggi

Definition at line 20 of file ME0Segment.h.

Constructor & Destructor Documentation

ME0Segment::ME0Segment ( )

inline

Default constructor.

Definition at line 25 of file ME0Segment.h.

Referenced by clone().

: theChi2(0.){}

ME0Segment::ME0Segment	(	const std::vector< const ME0RecHit * > &	proto_segment,
		LocalPoint	origin,
		LocalVector	direction,
		AlgebraicSymMatrix	errors,
		double	chi2
	)

Constructor.

Definition at line 35 of file ME0Segment.cc.

References i, theME0RecHits, theTimeUncrt, and theTimeValue.

                                                                   : 
  RecSegment(buildDetId(proto_segment.front()->me0Id())),
  theOrigin(origin), 
  theLocalDirection(direction), theCovMatrix(errors), theChi2(chi2){
  theTimeValue = 0.0;
  theTimeUncrt = 0.0;
  for(unsigned int i=0; i<proto_segment.size(); ++i)
    theME0RecHits.push_back(*proto_segment[i]);
}

ME0Segment::ME0Segment	(	const std::vector< const ME0RecHit * > &	proto_segment,
		LocalPoint	origin,
		LocalVector	direction,
		AlgebraicSymMatrix	errors,
		double	chi2,
		double	time,
		double	timeErr
	)

Definition at line 46 of file ME0Segment.cc.

References i, theME0RecHits, theTimeUncrt, theTimeValue, time(), and timeErr().

                                                                                                           : 
  RecSegment(buildDetId(proto_segment.front()->me0Id())),
  theOrigin(origin), 
  theLocalDirection(direction), theCovMatrix(errors), theChi2(chi2){
  theTimeValue = time;
  theTimeUncrt = timeErr;

  for(unsigned int i=0; i<proto_segment.size(); ++i)
    theME0RecHits.push_back(*proto_segment[i]);
}

ME0Segment::~ME0Segment ( )

virtual

Destructor.

Definition at line 58 of file ME0Segment.cc.

{}

Member Function Documentation

double ME0Segment::chi2 ( ) const

inlinevirtual

Chi2 of the segment fit.

Implements RecSegment.

Definition at line 59 of file ME0Segment.h.

References theChi2.

Referenced by operator<<().

{ return theChi2; };

ME0Segment* ME0Segment::clone ( void  ) const

inlinevirtual

Implements TrackingRecHit.

Definition at line 38 of file ME0Segment.h.

References ME0Segment().

{ return new ME0Segment(*this); }

virtual int ME0Segment::degreesOfFreedom ( ) const

inlinevirtual

Degrees of freedom of the segment fit.

Implements RecSegment.

Definition at line 63 of file ME0Segment.h.

References nRecHits().

Referenced by operator<<().

{ return 2*nRecHits() - 4;}  

virtual int ME0Segment::dimension ( ) const

inlinevirtual

Dimension (in parameter space)

Implements RecSegment.

Definition at line 61 of file ME0Segment.h.

{ return 4; }

LocalVector ME0Segment::localDirection ( ) const

inlinevirtual

Local direction.

Implements RecSegment.

Definition at line 43 of file ME0Segment.h.

References theLocalDirection.

Referenced by operator<<().

{ return theLocalDirection; }

LocalError ME0Segment::localDirectionError ( ) const

virtual

Error on the local direction.

Implements RecSegment.

Definition at line 81 of file ME0Segment.cc.

References theCovMatrix.

Referenced by operator<<().

                                                 {
  return LocalError(theCovMatrix[0][0], theCovMatrix[0][1], theCovMatrix[1][1]); 
}

LocalPoint ME0Segment::localPosition ( ) const

inlinevirtual

Implements TrackingRecHit.

Definition at line 40 of file ME0Segment.h.

References theOrigin.

Referenced by operator<<().

{ return theOrigin; }

LocalError ME0Segment::localPositionError ( ) const

virtual

Implements TrackingRecHit.

Definition at line 77 of file ME0Segment.cc.

References theCovMatrix.

Referenced by operator<<().

                                                {
  return LocalError(theCovMatrix[2][2], theCovMatrix[2][3], theCovMatrix[3][3]);
}

ME0DetId ME0Segment::me0DetId ( ) const

inline

Definition at line 71 of file ME0Segment.h.

References TrackingRecHit::geographicalId().

{ return  geographicalId(); }

int ME0Segment::nRecHits ( ) const

inline

Definition at line 69 of file ME0Segment.h.

References theME0RecHits.

Referenced by degreesOfFreedom().

{ return theME0RecHits.size(); }        

AlgebraicVector ME0Segment::parameters ( void  ) const

virtual

Parameters of the segment, for the track fit in the order (dx/dz, dy/dz, x, y )

Implements TrackingRecHit.

Definition at line 86 of file ME0Segment.cc.

References mps_fire::result, theLocalDirection, theOrigin, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                             {
  // For consistency with DT and CSC  and what we require for the TrackingRecHit interface,
  // the order of the parameters in the returned vector should be (dx/dz, dy/dz, x, z)
  
  AlgebraicVector result(4);

  if(theLocalDirection.z() != 0)
  {
  result[0] = theLocalDirection.x()/theLocalDirection.z();
  result[1] = theLocalDirection.y()/theLocalDirection.z();    
  }
  result[2] = theOrigin.x();
  result[3] = theOrigin.y();

  return result;
}

AlgebraicSymMatrix ME0Segment::parametersError ( ) const

inlinevirtual

Covariance matrix of parameters()

Implements TrackingRecHit.

Definition at line 50 of file ME0Segment.h.

References theCovMatrix.

{ return theCovMatrix; }

void ME0Segment::print

(

void

)

const

Definition at line 109 of file ME0Segment.cc.

References LogDebug.

                             {
  LogDebug("ME0Segment") << *this;

}

AlgebraicMatrix ME0Segment::projectionMatrix ( ) const

virtual

The projection matrix relates the trajectory state parameters to the segment parameters().

Implements TrackingRecHit.

Definition at line 103 of file ME0Segment.cc.

References ProjectionMatrixDiag::getMatrix(), and theProjectionMatrix.

                                                   {
  static const ProjectionMatrixDiag theProjectionMatrix;
  return (theProjectionMatrix.getMatrix());
}

std::vector< const TrackingRecHit * > ME0Segment::recHits ( ) const

virtual

Access to component RecHits (if any)

Implements TrackingRecHit.

Definition at line 60 of file ME0Segment.cc.

References theME0RecHits.

                                                          {
  std::vector<const TrackingRecHit*> pointersOfRecHits;
  for (std::vector<ME0RecHit>::const_iterator irh = theME0RecHits.begin(); irh!=theME0RecHits.end(); ++irh) {
    pointersOfRecHits.push_back(&(*irh));
  }
  return pointersOfRecHits;
}

std::vector< TrackingRecHit * > ME0Segment::recHits ( )

virtual

Non-const access to component RecHits (if any)

Implements TrackingRecHit.

Definition at line 68 of file ME0Segment.cc.

References theME0RecHits.

                                               {
  
  std::vector<TrackingRecHit*> pointersOfRecHits;
  for (std::vector<ME0RecHit>::iterator irh = theME0RecHits.begin(); irh!=theME0RecHits.end(); ++irh) {
    pointersOfRecHits.push_back(&(*irh));
  }
  return pointersOfRecHits;
}

const std::vector<ME0RecHit>& ME0Segment::specificRecHits ( ) const

inline

Definition at line 67 of file ME0Segment.h.

References theME0RecHits.

Referenced by operator<<().

{ return theME0RecHits; }

float ME0Segment::time ( ) const

inline

Definition at line 73 of file ME0Segment.h.

References theTimeValue.

Referenced by ME0Segment(), and operator<<().

{ return theTimeValue; }

float ME0Segment::timeErr ( ) const

inline

Definition at line 74 of file ME0Segment.h.

References theTimeUncrt.

Referenced by ME0Segment(), and operator<<().

{ return theTimeUncrt; }

Member Data Documentation

double ME0Segment::theChi2

private

Definition at line 84 of file ME0Segment.h.

Referenced by chi2().

AlgebraicSymMatrix ME0Segment::theCovMatrix

private

Definition at line 83 of file ME0Segment.h.

Referenced by localDirectionError(), localPositionError(), and parametersError().

LocalVector ME0Segment::theLocalDirection

private

Definition at line 82 of file ME0Segment.h.

Referenced by localDirection(), and parameters().

std::vector<ME0RecHit> ME0Segment::theME0RecHits

private

Definition at line 80 of file ME0Segment.h.

Referenced by ME0Segment(), nRecHits(), recHits(), and specificRecHits().

LocalPoint ME0Segment::theOrigin

private

Definition at line 81 of file ME0Segment.h.

Referenced by localPosition(), and parameters().

double ME0Segment::theTimeUncrt

private

Definition at line 86 of file ME0Segment.h.

Referenced by ME0Segment(), and timeErr().

double ME0Segment::theTimeValue

private

Definition at line 85 of file ME0Segment.h.

Referenced by ME0Segment(), and time().