JacobianCartesianToCurvilinear Class Reference

#include <JacobianCartesianToCurvilinear.h>

Public Member Functions
const AlgebraicMatrix56 &	jacobian () const
	JacobianCartesianToCurvilinear (const GlobalTrajectoryParameters &globalParameters)

Private Attributes
AlgebraicMatrix56	theJacobian

Detailed Description

Class which calculates the Jacobian matrix of the transformation from the Cartesian to the curvilinear frame. The Jacobian is calculated during construction and thereafter cached, enabling reuse of the same Jacobian without calculating it again.

Definition at line 14 of file JacobianCartesianToCurvilinear.h.

Constructor & Destructor Documentation

JacobianCartesianToCurvilinear()

JacobianCartesianToCurvilinear::JacobianCartesianToCurvilinear

(

const GlobalTrajectoryParameters &

globalParameters

)

Constructor from global trajectory parameters. NB!! No default constructor exists!

Definition at line 5 of file JacobianCartesianToCurvilinear.cc.

    : theJacobian(jacobianCartesianToCurvilinear(globalParameters.momentum(), globalParameters.charge())) {}

Member Function Documentation

jacobian()

const AlgebraicMatrix56& JacobianCartesianToCurvilinear::jacobian ( ) const

inline

Access to Jacobian.

Definition at line 24 of file JacobianCartesianToCurvilinear.h.

{ return theJacobian; }

References theJacobian.

Referenced by FreeTrajectoryState::createCurvilinearError(), TwoBodyDecayTrajectoryState::propagateSingleState(), and TrackKinematicStatePropagator::propagateToTheTransversePCACharged().

Member Data Documentation

theJacobian

AlgebraicMatrix56 JacobianCartesianToCurvilinear::theJacobian

private

Definition at line 27 of file JacobianCartesianToCurvilinear.h.

Referenced by jacobian().