CandCommonVertexFitter< Fitter > Class Template Reference

#include <CandCommonVertexFitter.h>

Inheritance diagram for CandCommonVertexFitter< Fitter >:

Public Member Functions
	CandCommonVertexFitter (const edm::ParameterSet &cfg)
bool	fit (TransientVertex &vertex, const std::vector< reco::TransientTrack > &tracks) const
Public Member Functions inherited from CandCommonVertexFitterBase
	CandCommonVertexFitterBase (const edm::ParameterSet &)
void	set (const MagneticField *bField)
void	set (reco::VertexCompositeCandidate &) const
virtual	~CandCommonVertexFitterBase ()

Private Attributes
Fitter	fitter_

Additional Inherited Members
Public Types inherited from CandCommonVertexFitterBase
typedef reco::Vertex::CovarianceMatrix	CovarianceMatrix
Protected Member Functions inherited from CandCommonVertexFitterBase
void	fill (std::vector< reco::TransientTrack > &, std::vector< reco::Candidate * > &, std::vector< reco::RecoCandidate::TrackType > &, reco::Candidate &) const
Protected Attributes inherited from CandCommonVertexFitterBase
const MagneticField *	bField_
double	chi2_
	chi-sqared More...
CovarianceMatrix	cov_
	covariance matrix (3x3) More...
double	ndof_
	number of degrees of freedom More...

Detailed Description

template<typename Fitter>
class CandCommonVertexFitter< Fitter >

Definition at line 44 of file CandCommonVertexFitter.h.

Constructor & Destructor Documentation

template<typename Fitter>

CandCommonVertexFitter< Fitter >::CandCommonVertexFitter ( const edm::ParameterSet &  cfg )

inline

Definition at line 46 of file CandCommonVertexFitter.h.

                                                      : 
    CandCommonVertexFitterBase(cfg),
    fitter_(reco::modules::make<Fitter>(cfg)) { 
  }

Member Function Documentation

template<typename Fitter>

bool CandCommonVertexFitter< Fitter >::fit ( TransientVertex &  vertex, const std::vector< reco::TransientTrack > &  tracks  ) const

inlinevirtual

Implements CandCommonVertexFitterBase.

Definition at line 50 of file CandCommonVertexFitter.h.

References dtNoiseDBValidation_cfg::cerr, cppFunctionSkipper::exception, CandCommonVertexFitter< Fitter >::fitter_, and TransientVertex::isValid().

                                                           {
    try {
      vertex = fitter_.vertex(tracks);
    } catch (std::exception & err) {
      std::cerr << ">>> exception thrown by KalmanVertexFitter:\n"
        << err.what() << "\n"
        << ">>> candidate not fitted to common vertex" << std::endl;
      return false;
    }
    return vertex.isValid();
  }

Member Data Documentation

template<typename Fitter>

Fitter CandCommonVertexFitter< Fitter >::fitter_

private

Definition at line 63 of file CandCommonVertexFitter.h.

Referenced by CandCommonVertexFitter< Fitter >::fit().