/data/refman/pasoursint/CMSSW_6_1_1/src/DataFormats/PatCandidates/interface/ParametrizationHelper.h File Reference

#include "DataFormats/PatCandidates/interface/CandKinResolution.h"
#include <string>

Go to the source code of this file.

Namespaces
namespace	pat
namespace	pat::helper
namespace	pat::helper::ParametrizationHelper
Functions
AlgebraicVector4	pat::helper::ParametrizationHelper::diffToParameters (pat::CandKinResolution::Parametrization parametrization, const math::XYZTLorentzVector &p4ini, const math::XYZTLorentzVector &p4fin)
	Expresses the difference between two 4-momentum vectors as a shift in coordinates in a given frame.
AlgebraicVector4	pat::helper::ParametrizationHelper::diffToParameters (pat::CandKinResolution::Parametrization parametrization, const math::PtEtaPhiMLorentzVector &p4ini, const math::PtEtaPhiMLorentzVector &p4fin)
	Expresses the difference between two 4-momentum vectors as a shift in coordinates in a given frame.
uint32_t	pat::helper::ParametrizationHelper::dimension (pat::CandKinResolution::Parametrization parametrization)
	Returns the number of free parameters in a parametrization (3 or 4)
pat::CandKinResolution::Parametrization	pat::helper::ParametrizationHelper::fromString (const std::string &name)
	Convert a name into a parametrization code.
bool	pat::helper::ParametrizationHelper::isAlwaysMassive (pat::CandKinResolution::Parametrization parametrization)
	Is this parametrization usable only with massive objects?
bool	pat::helper::ParametrizationHelper::isAlwaysMassless (pat::CandKinResolution::Parametrization parametrization)
	Is this parametrization usable only with massless objects?
bool	pat::helper::ParametrizationHelper::isMassConstrained (pat::CandKinResolution::Parametrization parametrization)
	If this parametrization has a mass constraint (including the 'isAlwaysMassless' case)
bool	pat::helper::ParametrizationHelper::isPhysical (pat::CandKinResolution::Parametrization parametrization, const AlgebraicVector4 &v4, const math::PtEtaPhiMLorentzVector &initialP4)
const char *	pat::helper::ParametrizationHelper::name (pat::CandKinResolution::Parametrization param)
	Convert a number into a string.
math::XYZTLorentzVector	pat::helper::ParametrizationHelper::p4fromParameters (pat::CandKinResolution::Parametrization parametrization, const AlgebraicVector4 &parameters, const math::XYZTLorentzVector &initialP4)
AlgebraicVector4	pat::helper::ParametrizationHelper::parametersFromP4 (pat::CandKinResolution::Parametrization parametrization, const math::PtEtaPhiMLorentzVector &p4)
	Returns a vector of coordinates values given a coordinate frame and a 4-vector.
AlgebraicVector4	pat::helper::ParametrizationHelper::parametersFromP4 (pat::CandKinResolution::Parametrization parametrization, const math::XYZTLorentzVector &p4)
	Returns a vector of coordinates values given a coordinate frame and a 4-vector.
math::PtEtaPhiMLorentzVector	pat::helper::ParametrizationHelper::polarP4fromParameters (pat::CandKinResolution::Parametrization parametrization, const AlgebraicVector4 &parameters, const math::PtEtaPhiMLorentzVector &initialP4)
template<typename T >
void	pat::helper::ParametrizationHelper::setParametersFromAnyVector (pat::CandKinResolution::Parametrization parametrization, AlgebraicVector4 &pars, const T &p4)
	For internal use only, so we provide only the interface. Use the 'setParametersFromP4'.
void	pat::helper::ParametrizationHelper::setParametersFromP4 (pat::CandKinResolution::Parametrization parametrization, AlgebraicVector4 &pars, const math::XYZTLorentzVector &p4)
	Set the values of the parameters for a given 4-momentum.
void	pat::helper::ParametrizationHelper::setParametersFromP4 (pat::CandKinResolution::Parametrization parametrization, AlgebraicVector4 &pars, const math::PtEtaPhiMLorentzVector &p4)
	Set the values of the parameters for a given 4-momentum.