reco::DeDxHit Class Reference

#include <DeDxHit.h>

Public Member Functions
float	charge () const
	Return the angle and thick normalized, calibrated energy release. More...
	DeDxHit ()
	DeDxHit (float ch, float mom, float len, DetId detId)
int	layer () const
	Return the layer/disk. More...
float	momentum () const
	Return the momentum of the trajectory at the interaction point. More...
bool	operator< (const DeDxHit &other) const
float	pathLength () const
	Return the path length. More...
int	subDet () const
	Return the subdet. More...
char	subDetId () const
	Return the encoded layer + sub det id. More...
int	subDetSide () const
	Return the plus/minus side for TEC/TID. More...

Private Attributes
float	m_charge
float	m_momentum
float	m_pathLength
char	m_subDetId

Detailed Description

Class defining the dedx hits, i.e. track hits with only dedx need informations

Definition at line 11 of file DeDxHit.h.

Constructor & Destructor Documentation

reco::DeDxHit::DeDxHit ( )

inline

Definition at line 15 of file DeDxHit.h.

{}

DeDxHit::DeDxHit	(	float	ch,
		float	mom,
		float	len,
		DetId	detId
	)

Definition at line 12 of file DeDxHit.cc.

References PXFDetId::disk(), PXBDetId::layer(), TOBDetId::layer(), TIBDetId::layer(), layer(), m_subDetId, PixelSubdetector::PixelBarrel, PixelSubdetector::PixelEndcap, StripSubdetector::TEC, StripSubdetector::TIB, StripSubdetector::TID, StripSubdetector::TOB, TIDDetId::wheel(), and TECDetId::wheel().

                                                        :
    m_charge(ch),
    m_momentum(mom),
    m_pathLength(len)

{
    uint32_t subdet = id.subdetId();
    m_subDetId = (subdet & 0x7) << 5;

    uint32_t layer = 0;
    if (subdet == PixelSubdetector::PixelBarrel) {
        layer = PXBDetId(id).layer();
    } else if (subdet == PixelSubdetector::PixelEndcap) {
        layer = PXFDetId(id).disk();
    } else if (subdet == StripSubdetector::TIB) {
        layer = TIBDetId(id).layer();
    } else if (subdet == StripSubdetector::TID) {
        layer = (TIDDetId(id).wheel() & 0xF) + ((TIDDetId(id).side() - 1) << 4);
    } else if (subdet == StripSubdetector::TOB) {
        layer = TOBDetId(id).layer();
    } else if (subdet == StripSubdetector::TEC) {
        layer = (TECDetId(id).wheel() & 0xF) + ((TECDetId(id).side() - 1) << 4);
    }

    m_subDetId += (layer & 0x1F) ;
}

Member Function Documentation

float reco::DeDxHit::charge ( ) const

inline

Return the angle and thick normalized, calibrated energy release.

Definition at line 20 of file DeDxHit.h.

References m_charge.

                         {
        return m_charge;
    }

int reco::DeDxHit::layer ( ) const

inline

Return the layer/disk.

Definition at line 45 of file DeDxHit.h.

References m_subDetId.

Referenced by DeDxHit(), geometryXMLparser.DTAlignable::index(), and geometryXMLparser.CSCAlignable::index().

                      {
        return m_subDetId & 0xF;
    }

float reco::DeDxHit::momentum ( ) const

inline

Return the momentum of the trajectory at the interaction point.

Definition at line 25 of file DeDxHit.h.

References m_momentum.

                           {
        return m_momentum;
    }

bool reco::DeDxHit::operator< ( const DeDxHit &  other ) const

inline

Definition at line 54 of file DeDxHit.h.

References m_charge.

                                                {
        return m_charge < other.m_charge;
    }

float reco::DeDxHit::pathLength ( ) const

inline

Return the path length.

Definition at line 30 of file DeDxHit.h.

References m_pathLength.

                             {
        return m_pathLength;
    }

int reco::DeDxHit::subDet ( ) const

inline

Return the subdet.

Definition at line 35 of file DeDxHit.h.

References m_subDetId.

                       {
        return (m_subDetId >> 5) & 0x7;
    }

char reco::DeDxHit::subDetId ( ) const

inline

Return the encoded layer + sub det id.

Definition at line 50 of file DeDxHit.h.

References m_subDetId.

                          {
        return m_subDetId;
    }

int reco::DeDxHit::subDetSide ( ) const

inline

Return the plus/minus side for TEC/TID.

Definition at line 40 of file DeDxHit.h.

References m_subDetId.

                           {
        return ((m_subDetId >> 4) & 0x1) + 1;
    }

Member Data Documentation

float reco::DeDxHit::m_charge

private

Definition at line 61 of file DeDxHit.h.

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

float reco::DeDxHit::m_momentum

private

Definition at line 62 of file DeDxHit.h.

Referenced by momentum().

float reco::DeDxHit::m_pathLength

private

Definition at line 63 of file DeDxHit.h.

Referenced by pathLength().

char reco::DeDxHit::m_subDetId

private

Definition at line 64 of file DeDxHit.h.

Referenced by DeDxHit(), layer(), subDet(), subDetId(), and subDetSide().