TrimmedVertexFitter Class Reference

#include <TrimmedVertexFitter.h>

Inheritance diagram for TrimmedVertexFitter:

Public Types
typedef ReferenceCountingPointer < LinearizedTrackState< 5 > >	RefCountedLinearizedTrackState
typedef CachingVertex < 5 >::RefCountedVertexTrack	RefCountedVertexTrack

Public Member Functions
TrimmedVertexFitter *	clone () const
void	setPtCut (float cut)
void	setTrackCompatibilityCut (float cut)
void	setVertexFitProbabilityCut (float cut)
	TrimmedVertexFitter ()
	TrimmedVertexFitter (const edm::ParameterSet &pSet)
virtual CachingVertex< 5 >	vertex (const std::vector< reco::TransientTrack > &tracks) const
virtual CachingVertex< 5 >	vertex (const std::vector< RefCountedVertexTrack > &tracks) const
virtual CachingVertex< 5 >	vertex (const std::vector< RefCountedVertexTrack > &tracks, const reco::BeamSpot &spot) const
virtual CachingVertex< 5 >	vertex (const std::vector< reco::TransientTrack > &tracks, const GlobalPoint &linPoint) const
virtual CachingVertex< 5 >	vertex (const std::vector< reco::TransientTrack > &tracks, const GlobalPoint &priorPos, const GlobalError &priorError) const
virtual CachingVertex< 5 >	vertex (const std::vector< RefCountedVertexTrack > &tracks, const GlobalPoint &priorPos, const GlobalError &priorError) const
virtual CachingVertex< 5 >	vertex (const std::vector< reco::TransientTrack > &tracks, const reco::BeamSpot &beamSpot) const
virtual	~TrimmedVertexFitter ()
Public Member Functions inherited from VertexFitter< 5 >
virtual CachingVertex< N >	vertex (const std::vector< typename CachingVertex< N >::RefCountedVertexTrack > &tracks) const =0
virtual CachingVertex< N >	vertex (const std::vector< typename CachingVertex< N >::RefCountedVertexTrack > &tracks, const reco::BeamSpot &spot) const =0
virtual CachingVertex< N >	vertex (const std::vector< typename CachingVertex< N >::RefCountedVertexTrack > &tracks, const GlobalPoint &priorPos, const GlobalError &priorError) const =0
	VertexFitter ()
virtual	~VertexFitter ()

Private Attributes
double	ptcut
KalmanTrimmedVertexFinder	theRector

Detailed Description

Definition at line 12 of file TrimmedVertexFitter.h.

Member Typedef Documentation

typedef ReferenceCountingPointer<LinearizedTrackState<5> > TrimmedVertexFitter::RefCountedLinearizedTrackState

Definition at line 17 of file TrimmedVertexFitter.h.

typedef CachingVertex<5>::RefCountedVertexTrack TrimmedVertexFitter::RefCountedVertexTrack

Definition at line 16 of file TrimmedVertexFitter.h.

Constructor & Destructor Documentation

TrimmedVertexFitter::TrimmedVertexFitter

(

)

Definition at line 8 of file TrimmedVertexFitter.cc.

References KalmanTrimmedVertexFinder::setMaxNbOfVertices(), setPtCut(), and theRector.

Referenced by clone().

{
  theRector.setMaxNbOfVertices(1);
  setPtCut(0.);
}

TrimmedVertexFitter::TrimmedVertexFitter

(

const edm::ParameterSet &

pSet

)

Definition at line 14 of file TrimmedVertexFitter.cc.

References edm::ParameterSet::getParameter(), KalmanTrimmedVertexFinder::setMaxNbOfVertices(), setPtCut(), setTrackCompatibilityCut(), setVertexFitProbabilityCut(), and theRector.

{
  theRector.setMaxNbOfVertices(1);
  setPtCut(pSet.getParameter<double>("minPt"));
  setTrackCompatibilityCut ( pSet.getParameter<double>("trackCompatibilityCut") );
  setVertexFitProbabilityCut ( pSet.getParameter<double>("vtxFitProbCut") );
}

virtual TrimmedVertexFitter::~TrimmedVertexFitter ( )

inlinevirtual

Definition at line 22 of file TrimmedVertexFitter.h.

{}

Member Function Documentation

TrimmedVertexFitter * TrimmedVertexFitter::clone ( void  ) const

virtual

Fit vertex out of a VertexSeed

Implements VertexFitter< 5 >.

Definition at line 97 of file TrimmedVertexFitter.cc.

References TrimmedVertexFitter().

{
  return new TrimmedVertexFitter( * this );
}

void TrimmedVertexFitter::setPtCut

(

float

cut

)

Definition at line 102 of file TrimmedVertexFitter.cc.

References GOODCOLL_filter_cfg::cut, ptcut, KalmanTrimmedVertexFinder::setPtCut(), and theRector.

Referenced by TrimmedVertexFitter().

{
  ptcut           = cut;
  theRector.setPtCut ( cut );
}

void TrimmedVertexFitter::setTrackCompatibilityCut

(

float

cut

)

Definition at line 108 of file TrimmedVertexFitter.cc.

References KalmanTrimmedVertexFinder::setTrackCompatibilityCut(), and theRector.

Referenced by TrimmedVertexFitter().

{
  theRector.setTrackCompatibilityCut ( cut );
}

void TrimmedVertexFitter::setVertexFitProbabilityCut

(

float

cut

)

Definition at line 113 of file TrimmedVertexFitter.cc.

References KalmanTrimmedVertexFinder::setVertexFitProbabilityCut(), and theRector.

Referenced by TrimmedVertexFitter().

{
  theRector.setVertexFitProbabilityCut ( cut );
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< reco::TransientTrack > &  tracks ) const

virtual

Fit vertex out of a set of TransientTracks

Implements VertexFitter< 5 >.

Definition at line 23 of file TrimmedVertexFitter.cc.

References LinearizedTrackStateFactory::linearizedTrackState(), TransientVertex::originalTracks(), TransientVertex::position(), TransientVertex::positionError(), theRector, TransientVertex::totalChiSquared(), VertexTrackFactory< N >::vertexTrack(), and KalmanTrimmedVertexFinder::vertices().

Referenced by Tau.Tau::dxy().

{
  std::vector<TransientVertex> vtces = theRector.vertices ( tracks );
  if (vtces.size() )
  {
    const TransientVertex & rv = *(vtces.begin());
    LinearizedTrackStateFactory lfac;
    VertexTrackFactory<5> vfac; 
       VertexState state ( rv.position(), rv.positionError() );
     std::vector < RefCountedVertexTrack > vtrks;
    std::vector<reco::TransientTrack> mytrks = rv.originalTracks();
    for ( std::vector<reco::TransientTrack>::const_iterator rt=mytrks.begin(); 
          rt!=mytrks.end() ; ++rt )
    {
      RefCountedLinearizedTrackState lstate =lfac.linearizedTrackState
       ( rv.position(), *rt );
       
      RefCountedVertexTrack vtrk = vfac.vertexTrack ( lstate, state, 1.0 );
      vtrks.push_back ( vtrk );
    };
    return CachingVertex<5> ( rv.position(), rv.positionError(), vtrks, rv.totalChiSquared() );
  };
  return CachingVertex<5>();
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< RefCountedVertexTrack > &  tracks ) const

virtual

Definition at line 48 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
  std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< RefCountedVertexTrack > &  tracks, const reco::BeamSpot &  spot  ) const

virtual

Definition at line 55 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
  std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< reco::TransientTrack > &  tracks, const GlobalPoint &  linPoint  ) const

virtual

Fit vertex out of a set of TransientTracks. The specified point will be used as linearization point, but will NOT be used as prior.

Implements VertexFitter< 5 >.

Definition at line 64 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
  std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< reco::TransientTrack > &  tracks, const GlobalPoint &  priorPos, const GlobalError &  priorError  ) const

virtual

Fit vertex out of a set of TransientTracks. Uses the specified point as both the linearization point AND as prior estimate of the vertex position. The error is used for the weight of the prior estimate.

Implements VertexFitter< 5 >.

Definition at line 71 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
  std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< RefCountedVertexTrack > &  tracks, const GlobalPoint &  priorPos, const GlobalError &  priorError  ) const

virtual

Definition at line 79 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
 std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

CachingVertex< 5 > TrimmedVertexFitter::vertex ( const std::vector< reco::TransientTrack > &  tracks, const reco::BeamSpot &  beamSpot  ) const

virtual

Fit vertex out of a set of TransientTracks. The specified BeamSpot will be used as priot, but NOT for the linearization. The specified LinearizationPointFinder will be used to find the linearization point.

Implements VertexFitter< 5 >.

Definition at line 89 of file TrimmedVertexFitter.cc.

References gather_cfg::cout.

Referenced by Tau.Tau::dxy().

{
 std::cout << "[TrimmedVertexFitter] method not implemented" << std::endl;
  throw VertexException("not implemented");
}

Member Data Documentation

double TrimmedVertexFitter::ptcut

private

Definition at line 56 of file TrimmedVertexFitter.h.

Referenced by setPtCut().

KalmanTrimmedVertexFinder TrimmedVertexFitter::theRector

private

Definition at line 55 of file TrimmedVertexFitter.h.

Referenced by setPtCut(), setTrackCompatibilityCut(), setVertexFitProbabilityCut(), TrimmedVertexFitter(), and vertex().