DQAKsInfo Class Reference

#include <DQAKsInfo.h>

List of all members.

Public Member Functions

 DQAKsInfo ()
 DQAKsInfo (EvtRecTrack *, EvtRecTrack *, VertexParameter, VertexParameter)
 ~DQAKsInfo ()
void setchild (int n, EvtRecTrack *track)
void setchilds (EvtRecTrack *track0, EvtRecTrack *track1)
EvtRecTrack * getchild (int n)
double m ()
double mksp4 ()
double vtxChi2 ()
double chi2 ()
double decayLength ()
double decayLengthRatio ()
HepLorentzVector p4 ()
void setVtxPar (VertexParameter vtxpar)
void setPrimaryVtxPar (VertexParameter privtxpar)
bool init ()
bool calculate ()

Private Attributes

EvtRecTrack * m_track0
EvtRecTrack * m_track1
HepLorentzVector m_p4
VertexFit * m_vtxFit
SecondVertexFit * m_2ndVtxFit
VertexParameter m_vtxpar
VertexParameter m_privtxpar
double m_mksp4
double m_vmks
double m_vchi2ks1
double m_vchi2ks2
double m_vlks
double m_vrks

Detailed Description

Definition at line 20 of file DQAKsInfo.h.

Constructor & Destructor Documentation

DQAKsInfo::DQAKsInfo (  ) 

Definition at line 3 of file DQAKsInfo.cxx.

References SecondVertexFit::instance(), VertexFit::instance(), m_2ndVtxFit, and m_vtxFit.

00003                     : m_track0(0),m_track1(0)
00004 {
00005         m_vtxFit = VertexFit::instance();
00006         m_2ndVtxFit = SecondVertexFit::instance();
00007 }

DQAKsInfo::DQAKsInfo ( EvtRecTrack *  ,
EvtRecTrack *  ,
VertexParameter  ,
VertexParameter   
)

Definition at line 9 of file DQAKsInfo.cxx.

References SecondVertexFit::instance(), VertexFit::instance(), m_2ndVtxFit, m_privtxpar, m_track0, m_track1, m_vtxFit, and m_vtxpar.

00010 {
00011         m_vtxFit = VertexFit::instance();
00012         m_2ndVtxFit = SecondVertexFit::instance();
00013         m_track0 = track0;
00014         m_track1 = track1;
00015         m_vtxpar = vtxpar;
00016         m_privtxpar = privtxpar;
00017 }

DQAKsInfo::~DQAKsInfo (  ) 

Definition at line 18 of file DQAKsInfo.cxx.

References m_p4, m_track0, m_track1, and m_vmks.

00019 {
00020         m_track0 = 0;
00021         m_track1 = 0;
00022         m_p4 = HepLorentzVector(0,0,0,0);
00023         m_vmks = 0;
00024 }

Member Function Documentation

bool DQAKsInfo::calculate (  ) 

Definition at line 25 of file DQAKsInfo.cxx.

References TrackPool::AddTrack(), VertexFit::AddVertex(), VertexFit::BuildVirtualParticle(), SecondVertexFit::chisq(), VertexFit::chisq(), SecondVertexFit::decayLength(), SecondVertexFit::decayLengthError(), SecondVertexFit::Fit(), VertexFit::Fit(), RecMdcKalTrack::getZError(), RecMdcKalTrack::getZHelix(), SecondVertexFit::init(), VertexFit::init(), Ksinfo_mpi, m_2ndVtxFit, m_mksp4, m_p4, m_privtxpar, m_track0, m_track1, m_vchi2ks1, m_vchi2ks2, m_vlks, m_vmks, m_vrks, m_vtxFit, m_vtxpar, EvtRecTrack::mdcKalTrack(), DstMdcKalTrack::p4(), SecondVertexFit::p4par(), SecondVertexFit::setChisqCut(), VertexFit::setChisqCut(), SecondVertexFit::setPrimaryVertex(), SecondVertexFit::setVpar(), VertexFit::Swim(), VertexFit::vpar(), and VertexFit::wVirtualTrack().

Referenced by DQADtag::execute().

00026 {
00027   if (m_track0 == 0 || m_track1 == 0 ) return false;
00028   RecMdcKalTrack* pion1Trk = m_track0->mdcKalTrack();
00029   RecMdcKalTrack* pion2Trk = m_track1->mdcKalTrack();
00030   HepLorentzVector pion1p4 = pion1Trk->p4(Ksinfo_mpi);
00031   HepLorentzVector pion2p4 = pion2Trk->p4(Ksinfo_mpi);
00032   HepLorentzVector ksp4 = pion1p4 + pion2p4;
00033   m_mksp4 = ksp4.m();
00034 
00035   WTrackParameter wvTrk1(Ksinfo_mpi,     pion1Trk->getZHelix(),  pion1Trk->getZError());
00036   WTrackParameter wvTrk2(Ksinfo_mpi,     pion2Trk->getZHelix(),  pion2Trk->getZError());
00037 
00038   m_vtxFit->init();
00039   m_vtxFit->setChisqCut(100);
00040   m_vtxFit->AddTrack(0, wvTrk1);
00041   m_vtxFit->AddTrack(1, wvTrk2);
00042   m_vtxFit->AddVertex(0, m_vtxpar, 0, 1);
00043   if ( ! m_vtxFit->Fit(0) ) return false;
00044   m_vtxFit->Swim(0);
00045   m_vtxFit->BuildVirtualParticle(0);
00046   WTrackParameter wtKs = m_vtxFit->wVirtualTrack(0);
00047   VertexParameter vtKs = m_vtxFit->vpar(0);
00048 
00049   m_2ndVtxFit->init();
00050   m_2ndVtxFit->setChisqCut(100);
00051   m_2ndVtxFit->setPrimaryVertex(m_privtxpar);
00052   m_2ndVtxFit->AddTrack(0, wtKs);
00053   m_2ndVtxFit->setVpar(vtKs);
00054   if ( ! m_2ndVtxFit->Fit() ) return false;
00055   HepLorentzVector vp4Ks = m_2ndVtxFit->p4par();
00056   m_p4 = vp4Ks;
00057   m_vmks = vp4Ks.m();
00058   m_vchi2ks1 = m_vtxFit->chisq(0);
00059   m_vchi2ks2 = m_2ndVtxFit->chisq();
00060   m_vlks = m_2ndVtxFit->decayLength();
00061   m_vrks = m_2ndVtxFit->decayLength() / m_2ndVtxFit->decayLengthError();
00062   return true;
00063 }

double DQAKsInfo::chi2 (  )  [inline]

Definition at line 57 of file DQAKsInfo.h.

References m_vchi2ks2.

Referenced by DQADtag::fillKsItem().

00058 {
00059         return m_vchi2ks2;
00060 }

double DQAKsInfo::decayLength (  )  [inline]

Definition at line 61 of file DQAKsInfo.h.

References m_vlks.

Referenced by DQADtag::fillKsItem().

00062 {
00063         return m_vlks;
00064 }

double DQAKsInfo::decayLengthRatio (  )  [inline]

Definition at line 65 of file DQAKsInfo.h.

References m_vrks.

Referenced by DQADtag::fillKsItem().

00066 {
00067         return m_vrks;
00068 }

EvtRecTrack* DQAKsInfo::getchild ( int  n  )  [inline]

Definition at line 38 of file DQAKsInfo.h.

References m_track0, and m_track1.

00039 {
00040   if (n==0)
00041         return m_track0;
00042   else if (n==1)
00043         return m_track1;
00044 }

bool DQAKsInfo::init (  )  [inline]

Definition at line 81 of file DQAKsInfo.h.

References SecondVertexFit::init(), VertexFit::init(), m_2ndVtxFit, and m_vtxFit.

00082 {
00083         m_vtxFit->init();
00084         m_2ndVtxFit->init();
00085         return true;
00086 }

double DQAKsInfo::m (  )  [inline]

Definition at line 45 of file DQAKsInfo.h.

References m_vmks.

Referenced by DQADtag::fillKsItem().

00046 {
00047   return m_vmks;
00048 }

double DQAKsInfo::mksp4 (  )  [inline]

Definition at line 49 of file DQAKsInfo.h.

References m_mksp4.

Referenced by DQADtag::fillKsItem().

00050 {
00051   return m_mksp4;
00052 }

HepLorentzVector DQAKsInfo::p4 (  )  [inline]

Definition at line 69 of file DQAKsInfo.h.

References m_p4.

00070 {
00071   return m_p4;
00072 }

void DQAKsInfo::setchild ( int  n,
EvtRecTrack *  track 
) [inline]

Definition at line 26 of file DQAKsInfo.h.

References m_track0, and m_track1.

00027 {
00028   if (n==0)
00029   m_track0 = track;
00030   else if (n==1)
00031   m_track1 = track;
00032 }

void DQAKsInfo::setchilds ( EvtRecTrack *  track0,
EvtRecTrack *  track1 
) [inline]

Definition at line 33 of file DQAKsInfo.h.

References m_track0, and m_track1.

Referenced by DQADtag::execute().

00034 {
00035   m_track0 = track0;
00036   m_track1 = track1;
00037 }

void DQAKsInfo::setPrimaryVtxPar ( VertexParameter  privtxpar  )  [inline]

Definition at line 77 of file DQAKsInfo.h.

References m_privtxpar.

Referenced by DQADtag::execute().

00078 {
00079         m_privtxpar = privtxpar;
00080 }

void DQAKsInfo::setVtxPar ( VertexParameter  vtxpar  )  [inline]

Definition at line 73 of file DQAKsInfo.h.

References m_vtxpar.

Referenced by DQADtag::execute().

00074 {
00075         m_vtxpar = vtxpar;
00076 }

double DQAKsInfo::vtxChi2 (  )  [inline]

Definition at line 53 of file DQAKsInfo.h.

References m_vchi2ks1.

Referenced by DQADtag::fillKsItem().

00054 {
00055         return m_vchi2ks1;
00056 }

Member Data Documentation

SecondVertexFit* DQAKsInfo::m_2ndVtxFit [private]

Definition at line 94 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), and init().

double DQAKsInfo::m_mksp4 [private]

Definition at line 97 of file DQAKsInfo.h.

Referenced by calculate(), and mksp4().

HepLorentzVector DQAKsInfo::m_p4 [private]

Definition at line 92 of file DQAKsInfo.h.

Referenced by calculate(), p4(), and ~DQAKsInfo().

VertexParameter DQAKsInfo::m_privtxpar [private]

Definition at line 96 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), and setPrimaryVtxPar().

EvtRecTrack* DQAKsInfo::m_track0 [private]

Definition at line 90 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), getchild(), setchild(), setchilds(), and ~DQAKsInfo().

EvtRecTrack* DQAKsInfo::m_track1 [private]

Definition at line 91 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), getchild(), setchild(), setchilds(), and ~DQAKsInfo().

double DQAKsInfo::m_vchi2ks1 [private]

Definition at line 99 of file DQAKsInfo.h.

Referenced by calculate(), and vtxChi2().

double DQAKsInfo::m_vchi2ks2 [private]

Definition at line 100 of file DQAKsInfo.h.

Referenced by calculate(), and chi2().

double DQAKsInfo::m_vlks [private]

Definition at line 101 of file DQAKsInfo.h.

Referenced by calculate(), and decayLength().

double DQAKsInfo::m_vmks [private]

Definition at line 98 of file DQAKsInfo.h.

Referenced by calculate(), m(), and ~DQAKsInfo().

double DQAKsInfo::m_vrks [private]

Definition at line 102 of file DQAKsInfo.h.

Referenced by calculate(), and decayLengthRatio().

VertexFit* DQAKsInfo::m_vtxFit [private]

Definition at line 93 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), and init().

VertexParameter DQAKsInfo::m_vtxpar [private]

Definition at line 95 of file DQAKsInfo.h.

Referenced by calculate(), DQAKsInfo(), and setVtxPar().

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