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#ifndef DataFormats_PatCandidates_interface_ResolutionHelper_h
#define DataFormats_PatCandidates_interface_ResolutionHelper_h
#include "DataFormats/PatCandidates/interface/CandKinResolution.h"
namespace pat {
namespace helper {
namespace ResolutionHelper {
void rescaleForKinFitter(const pat::CandKinResolution::Parametrization parametrization,
AlgebraicSymMatrix44 &covariance,
const math::XYZTLorentzVector &initialP4);
double getResolEta(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolTheta(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPhi(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolE(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolEt(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolM(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolP(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPt(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPInv(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPx(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPy(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
double getResolPz(pat::CandKinResolution::Parametrization parametrization,
const AlgebraicSymMatrix44 &covariance,
const pat::CandKinResolution::LorentzVector &p4);
} // namespace ResolutionHelper
} // namespace helper
} // namespace pat
#endif
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