Nystrom Class Reference

#include <EicRoot/blob/master/GenfitTools/trackrep/LSLtrackRep/Nystrom.h>

Collaboration diagram for Nystrom:

Public Member Functions
	Nystrom (AbsNystromEQM *eqm)
	~Nystrom ()
void	setFunction (AbsNystromEQM *eqm)
void	setAccuracy (double a)
void	setAdaptive (bool flag=true)
void	step (const TVectorT< double > &u, const TVectorT< double > &uprime, const TVectorT< double > &par, TVectorT< double > &newu, TVectorT< double > &newuprime, double h)
double	adaptiveStep (const TVectorT< double > &u, const TVectorT< double > &uprime, const TVectorT< double > &par, TVectorT< double > &newu, TVectorT< double > &newuprime, double &stepdone, double h, double sign, double reststep)
double	propagate (double start, double end, const TVectorT< double > &u, const TVectorT< double > &uprime, const TVectorT< double > &par, TVectorT< double > &newu, TVectorT< double > &newuprime)

Private Attributes
AbsNystromEQM *	_eqm
double	_acc
bool	_adaptive

Detailed Description

Definition at line 51 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 51 of file Nystrom.h

Constructor & Destructor Documentation

Nystrom::Nystrom

(

AbsNystromEQM *

eqm

)

Definition at line 52 of file Nystrom.cxx.

View newest version in sPHENIX GitHub at line 52 of file Nystrom.cxx

Nystrom::~Nystrom ( )

inline

Definition at line 56 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 56 of file Nystrom.h

Member Function Documentation

double Nystrom::adaptiveStep	(	const TVectorT< double > &	u,
		const TVectorT< double > &	uprime,
		const TVectorT< double > &	par,
		TVectorT< double > &	newu,
		TVectorT< double > &	newuprime,
		double &	stepdone,
		double	h,
		double	sign,
		double	reststep
	)

Definition at line 81 of file Nystrom.cxx.

View newest version in sPHENIX GitHub at line 81 of file Nystrom.cxx

References _acc, d, Acts::Test::delta, Acts::UnitConstants::h, n, sign(), and step().

Referenced by propagate().

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double Nystrom::propagate	(	double	start,
		double	end,
		const TVectorT< double > &	u,
		const TVectorT< double > &	uprime,
		const TVectorT< double > &	par,
		TVectorT< double > &	newu,
		TVectorT< double > &	newuprime
	)

Definition at line 177 of file Nystrom.cxx.

View newest version in sPHENIX GitHub at line 177 of file Nystrom.cxx

References _acc, _adaptive, adaptiveStep(), dx, dy, Acts::UnitConstants::h, G4BARRELHCAL::length, Acts::UnitConstants::s, sign(), start(), step(), propagation_timing::steps, Acts::UnitConstants::u, and z.

Referenced by LSLTrackRep::extrapolate().

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void Nystrom::setAccuracy ( double  a )

inline

Definition at line 60 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 60 of file Nystrom.h

References _acc.

Referenced by LSLTrackRep::extrapolate().

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void Nystrom::setAdaptive ( bool  flag = true )

inline

Definition at line 61 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 61 of file Nystrom.h

References _adaptive.

Referenced by LSLTrackRep::extrapolate().

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void Nystrom::setFunction ( AbsNystromEQM *  eqm )

inline

Definition at line 59 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 59 of file Nystrom.h

References _eqm.

void Nystrom::step	(	const TVectorT< double > &	u,
		const TVectorT< double > &	uprime,
		const TVectorT< double > &	par,
		TVectorT< double > &	newu,
		TVectorT< double > &	newuprime,
		double	h
	)

Definition at line 57 of file Nystrom.cxx.

View newest version in sPHENIX GitHub at line 57 of file Nystrom.cxx

References _eqm, AbsNystromEQM::eval(), Acts::UnitConstants::h, h2, k1, k2, and sign().

Referenced by adaptiveStep(), and propagate().

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Member Data Documentation

double Nystrom::_acc

private

Definition at line 91 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 91 of file Nystrom.h

Referenced by adaptiveStep(), propagate(), and setAccuracy().

bool Nystrom::_adaptive

private

Definition at line 92 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 92 of file Nystrom.h

Referenced by propagate(), and setAdaptive().

AbsNystromEQM* Nystrom::_eqm

private

Definition at line 90 of file Nystrom.h.

View newest version in sPHENIX GitHub at line 90 of file Nystrom.h

Referenced by setFunction(), and step().

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The documentation for this class was generated from the following files:

• EicRoot/blob/master/GenfitTools/trackrep/LSLtrackRep/Nystrom.h
• EicRoot/blob/master/GenfitTools/trackrep/LSLtrackRep/Nystrom.cxx