#include <PixelSpacePoint.h>

Inheritance diagram for InDet::PixelSpacePoint:

Collaboration diagram for InDet::PixelSpacePoint:

Public Member Functions
	PixelSpacePoint ()=default
	Default constructor. More...

	PixelSpacePoint (IdentifierHash elementId, const Trk::PrepRawData *clus)
	Parametrised constructor. More...

	PixelSpacePoint (IdentifierHash elementId, const Trk::PrepRawData *clus, const Amg::Vector3D &globpos, const AmgSymMatrix(3)&globcov)
	add Covariance Matrix and global position directly More...

	PixelSpacePoint (const PixelSpacePoint &PSP)=default

	PixelSpacePoint (PixelSpacePoint &&PSP) noexcept=default

PixelSpacePoint &	operator= (const PixelSpacePoint &)=default

PixelSpacePoint &	operator= (PixelSpacePoint &&) noexcept=default

	~PixelSpacePoint ()=default
	Destructor. More...

virtual SpacePoint *	clone () const override final
	Clones. More...

virtual MsgStream &	dump (MsgStream &out) const override final
	Interface method for output, to be overloaded by child classes. More...

virtual std::ostream &	dump (std::ostream &out) const override final
	Interface method for output, to be overloaded by child classes. More...

const std::pair< IdentifierHash, IdentifierHash > &	elementIdList () const
	return the pair of Ids of the element by reference More...

const std::pair< const PrepRawData , const PrepRawData > &	clusterList () const
	return the pair of cluster pointers by reference More...

const	AmgSymMatrix (3) &globCovariance() const
	return the error matrix by reference The Matrix is calculated from the local Covariance Matrix when demanded and the cached More...

double	eta (double z0=0) const
	calculate eta (not cached), needs z0 info More...

double	r () const
	returns the r value of the SpacePoint's position (in cylindrical coordinates). More...

double	phi () const
	returns the phi value of the SpacePoint's position (in cylindrical coordinates). More...

virtual const Surface &	associatedSurface () const override final
	Interface method to get the associated Surface. More...

virtual const Amg::Vector3D &	globalPosition () const override final
	Interface method to get the global Position. More...

std::unique_ptr< SpacePoint >	uniqueClone () const
	Clone. More...

virtual bool	type (MeasurementBaseType::Type type) const override final
	Extended method checking the type. More...

const LocalParameters &	localParameters () const
	Interface method to get the LocalParameters. More...

const Amg::MatrixX &	localCovariance () const
	Interface method to get the localError. More...

Protected Member Functions
	AmgSymMatrix (3) m_globalCovariance

void	setupGlobalFromLocalCovariance ()
	set up the global covariance matrix by rotating the local one More...

Protected Attributes
std::pair< const PrepRawData , const PrepRawData >	m_clusList

std::pair< IdentifierHash, IdentifierHash >	m_elemIdList

Amg::Vector3D	m_position

LocalParameters	m_localParams

Amg::MatrixX	m_localCovariance

Detailed Description

A PixelSpacePoint is created from a PixelCluster.

Definition at line 31 of file PixelSpacePoint.h.

Constructor & Destructor Documentation

◆ PixelSpacePoint() [1/5]

InDet::PixelSpacePoint::PixelSpacePoint ( )

default

Default constructor.

◆ PixelSpacePoint() [2/5]

InDet::PixelSpacePoint::PixelSpacePoint	(	IdentifierHash	elementId,
		const Trk::PrepRawData *	clus
	)

Parametrised constructor.

Constructor without globCovariance.

Definition at line 23 of file PixelSpacePoint.cxx.

     : SpacePoint() {
   assert(clus != nullptr);
   Trk::MeasurementBase::m_localParams =
       Trk::LocalParameters(clus->localPosition());
   Trk::MeasurementBase::m_localCovariance = clus->localCovariance();
   m_position =
       clus->detectorElement()->surface().localToGlobal(clus->localPosition());
  
   m_clusList = {clus, nullptr};
   m_elemIdList.first = elementId;
   m_elemIdList.second = 0;
   setupGlobalFromLocalCovariance();
 }

◆ PixelSpacePoint() [3/5]

InDet::PixelSpacePoint::PixelSpacePoint	(	IdentifierHash	elementId,
		const Trk::PrepRawData *	clus,
		const Amg::Vector3D &	globpos,
		const AmgSymMatrix(3)&	globcov
	)

add Covariance Matrix and global position directly

Constructor with globPosition and globCovariance.

Definition at line 42 of file PixelSpacePoint.cxx.

     : SpacePoint() {
   assert(clus != nullptr);
   m_position = globpos;
   m_globalCovariance = globcov;
   m_clusList = {clus, nullptr};
   m_elemIdList.first = elementId;
   m_elemIdList.second = 0;
 }

◆ PixelSpacePoint() [4/5]

InDet::PixelSpacePoint::PixelSpacePoint ( const PixelSpacePoint & PSP )

default

◆ PixelSpacePoint() [5/5]

InDet::PixelSpacePoint::PixelSpacePoint ( PixelSpacePoint && PSP )

defaultnoexcept

◆ ~PixelSpacePoint()

InDet::PixelSpacePoint::~PixelSpacePoint ( )

default

Destructor.

Member Function Documentation

◆ AmgSymMatrix() [1/2]

const Trk::SpacePoint::AmgSymMatrix ( 3 ) const &

inherited

return the error matrix by reference The Matrix is calculated from the local Covariance Matrix when demanded and the cached

◆ AmgSymMatrix() [2/2]

Trk::SpacePoint::AmgSymMatrix ( 3 )

protectedinherited

◆ associatedSurface()

const Surface & SpacePoint::associatedSurface ( ) const

finaloverridevirtualinherited

Interface method to get the associated Surface.

Implements Trk::MeasurementBase.

Definition at line 71 of file Tracking/TrkEvent/TrkSpacePoint/src/SpacePoint.cxx.

                                                      {
     assert(m_clusList.first->detectorElement());
     return m_clusList.first->detectorElement()->surface();
   }

◆ clone()

Trk::SpacePoint * InDet::PixelSpacePoint::clone ( ) const

inlinefinaloverridevirtual

Clones.

Implements Trk::SpacePoint.

Definition at line 71 of file PixelSpacePoint.h.

                                                    {
   return new PixelSpacePoint(*this);
 }

◆ clusterList()

const std::pair< const PrepRawData *, const PrepRawData * > & SpacePoint::clusterList ( ) const

inlineinherited

return the pair of cluster pointers by reference

Definition at line 127 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                               {
   return m_clusList;
 }

◆ dump() [1/2]

MsgStream & InDet::PixelSpacePoint::dump ( MsgStream & out ) const

finaloverridevirtual

Interface method for output, to be overloaded by child classes.

Implements Trk::SpacePoint.

Definition at line 57 of file PixelSpacePoint.cxx.

                                                      {
   std::ostringstream os;
   dump(os);
   out << os.str();
   return out;
 }

◆ dump() [2/2]

std::ostream & InDet::PixelSpacePoint::dump ( std::ostream & out ) const

finaloverridevirtual

Interface method for output, to be overloaded by child classes.

Implements Trk::SpacePoint.

Definition at line 66 of file PixelSpacePoint.cxx.

                                                        {
   const std::string lf{"\n"};  // linefeed
   out << "PixelSpacePoint  contains: " << lf;
   out << "Identifier Hash " << int(this->elementIdList().first) << lf;
   out << "Global Position:  " << Amg::toString(this->globalPosition(), 3) << lf;
   out << "Global Covariance Matrix " << Amg::toString(this->globCovariance(), 3)
       << lf;
   out << "Local Parameters " << this->localParameters() << lf;
   out << "Local Covariance " << Amg::toString(this->localCovariance()) << lf;
   out << "Cluster 1 :" << lf << (*this->clusterList().first) << std::endl;
  
   return out;
 }

◆ elementIdList()

const std::pair< IdentifierHash, IdentifierHash > & SpacePoint::elementIdList ( ) const

inlineinherited

return the pair of Ids of the element by reference

Definition at line 122 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                 {
   return m_elemIdList;
 }

◆ eta()

double SpacePoint::eta ( double z0 = 0 ) const

inlineinherited

calculate eta (not cached), needs z0 info

Definition at line 131 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                              {
   //  double zr = (m_z-z0)/m_r;
   double zr = (m_position.z() - z0) / m_position.perp();
   return std::log(zr + std::sqrt(1. + zr * zr));
 }

◆ globalPosition()

const Amg::Vector3D & SpacePoint::globalPosition ( ) const

inlinefinaloverridevirtualinherited

Interface method to get the global Position.

Implements Trk::MeasurementBase.

Definition at line 146 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                                            {
   return m_position;
 }

◆ localCovariance()

const Amg::MatrixX & Trk::MeasurementBase::localCovariance ( ) const

inlineinherited

Interface method to get the localError.

Definition at line 138 of file MeasurementBase.h.

 {
   return m_localCovariance;
 }

◆ localParameters()

const Trk::LocalParameters & Trk::MeasurementBase::localParameters ( ) const

inlineinherited

Interface method to get the LocalParameters.

Definition at line 132 of file MeasurementBase.h.

 {
   return m_localParams;
 }

◆ operator=() [1/2]

PixelSpacePoint& InDet::PixelSpacePoint::operator= ( const PixelSpacePoint & )

default

◆ operator=() [2/2]

PixelSpacePoint& InDet::PixelSpacePoint::operator= ( PixelSpacePoint && )

defaultnoexcept

◆ phi()

double SpacePoint::phi ( ) const

inlineinherited

returns the phi value of the SpacePoint's position (in cylindrical coordinates).

This is calculated once in the ctor and then cached

Definition at line 141 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                     {
   return m_position.phi();
 }

◆ r()

double SpacePoint::r ( ) const

inlineinherited

returns the r value of the SpacePoint's position (in cylindrical coordinates).

This is calculated once in the ctor and then cached

Definition at line 137 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                   {
   return m_position.perp();
 }

◆ setupGlobalFromLocalCovariance()

void SpacePoint::setupGlobalFromLocalCovariance ( )

protectedinherited

set up the global covariance matrix by rotating the local one

Definition at line 57 of file Tracking/TrkEvent/TrkSpacePoint/src/SpacePoint.cxx.

                                                   {
     const Amg::MatrixX& lc = this->localCovariance();
  
     Eigen::Matrix3d cov;
  
     cov << lc(0, 0), lc(0, 1), 0., 
            lc(1, 0), lc(1, 1), 0.,
            // cppcheck-suppress constStatement
            0., 0., 0.;
  
     const Amg::RotationMatrix3D& R = associatedSurface().transform().rotation();
     m_globalCovariance = R * cov * R.transpose();
   }

◆ type()

virtual bool Trk::SpacePoint::type ( MeasurementBaseType::Type type ) const

inlinefinaloverridevirtualinherited

Extended method checking the type.

Implements Trk::MeasurementBase.

Definition at line 87 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                                                        {
     return (type == MeasurementBaseType::SpacePoint);
   }

◆ uniqueClone()

std::unique_ptr<SpacePoint> Trk::SpacePoint::uniqueClone ( ) const

inlineinherited

Clone.

Definition at line 82 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

                                                 {
     return std::unique_ptr<SpacePoint>(clone());
   }

Member Data Documentation

◆ m_clusList

std::pair<const PrepRawData*, const PrepRawData*> Trk::SpacePoint::m_clusList

protectedinherited

Definition at line 97 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

◆ m_elemIdList

std::pair<IdentifierHash, IdentifierHash> Trk::SpacePoint::m_elemIdList

protectedinherited

Definition at line 98 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

◆ m_localCovariance

Amg::MatrixX Trk::MeasurementBase::m_localCovariance

protectedinherited

Definition at line 112 of file MeasurementBase.h.

◆ m_localParams

LocalParameters Trk::MeasurementBase::m_localParams

protectedinherited

Definition at line 111 of file MeasurementBase.h.

◆ m_position

Amg::Vector3D Trk::SpacePoint::m_position

protectedinherited

Definition at line 99 of file Tracking/TrkEvent/TrkSpacePoint/TrkSpacePoint/SpacePoint.h.

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

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ PixelSpacePoint() [1/5]

◆ PixelSpacePoint() [2/5]

◆ PixelSpacePoint() [3/5]

◆ PixelSpacePoint() [4/5]

◆ PixelSpacePoint() [5/5]

◆ ~PixelSpacePoint()

Member Function Documentation

◆ AmgSymMatrix() [1/2]

◆ AmgSymMatrix() [2/2]

◆ associatedSurface()

◆ clone()

◆ clusterList()

◆ dump() [1/2]

◆ dump() [2/2]

◆ elementIdList()

◆ eta()

◆ globalPosition()

◆ localCovariance()

◆ localParameters()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ phi()

◆ r()

◆ setupGlobalFromLocalCovariance()

◆ type()

◆ uniqueClone()

Member Data Documentation

◆ m_clusList

◆ m_elemIdList

◆ m_localCovariance

◆ m_localParams

◆ m_position