Stores and gives access to four-momenta and invariant masses. More...

#include <FourMomenta.h>

Inheritance diagram for FourMomenta:

Public Member Functions
	FourMomenta (Model &m)

bool	consistent () const
	check consistency

virtual void	calculate (DataPoint &d, StatusManager &sm) const override

std::ostream &	printMasses (const DataPoint &d, std::ostream &os=std::cout) const
	print all masses

Getters
FourVector< double >	p (const DataPoint &d, const std::shared_ptr< ParticleCombination > &pc) const

double	m2 (const DataPoint &d, const std::shared_ptr< ParticleCombination > &pc) const

double	m (const DataPoint &d, const std::shared_ptr< ParticleCombination > &pc) const

const FourVector< double >	totalMomentum (const DataPoint &d) const

const std::vector< FourVector < double > >	finalStateMomenta (const DataPoint &d) const

std::shared_ptr< RealCachedValue >	mass ()

std::shared_ptr< RealCachedValue >	mass () const

std::shared_ptr < FourVectorCachedValue >	momentum ()

std::shared_ptr < FourVectorCachedValue >	momentum () const

Public Member Functions inherited from StaticDataAccessor
	StaticDataAccessor (Model &m, const ParticleCombinationEqualTo &equal)

const Model *	model () const override

Public Member Functions inherited from DataAccessor
	DataAccessor (const ParticleCombinationEqualTo &equal)

const ParticleCombinationEqualTo &	equal () const

int	index () const

unsigned	symmetrizationIndex (const std::shared_ptr< ParticleCombination > &c) const

const ParticleCombinationMap < unsigned > &	symmetrizationIndices () const

const unsigned	nSymmetrizationIndices () const

void	printParticleCombinations () const
	print ParticleCombination map

const CachedValueSet &	CachedValues () const

const unsigned	size () const

const bool	requiresStorage () const

bool	consistent () const
	Check consistency of object.

Protected Member Functions
void	setFinalStateMomenta (DataPoint &d, const std::vector< FourVector< double > > &P, StatusManager &sm) const

void	addParticleCombination (std::shared_ptr< ParticleCombination > pc) override
	looks for ISP when adding ParticleCombination's More...

void	pruneSymmetrizationIndices () override
	override to do nothing, since FourMomenta doesn't rely on parents being set.

Protected Member Functions inherited from StaticDataAccessor
virtual void	registerWithModel () override
	register with Model

virtual void	addToStaticDataAccessors ()
	add to model's StaticDataAccessors_

StaticDataAccessorVector &	staticDataAccessors ()
	access to the model's StaticDataAccessors_

Protected Member Functions inherited from DataAccessor
void	addCachedValue (std::shared_ptr< CachedValue > c)
	add CachedValue

void	setIndex (size_t i)
	set storage index used in DataPoint. Must be unique.

Private Attributes
int	TotalIndex_
	Symmetrization index of an initial state that is composed from ALL final state particles.

std::vector< int >	FSPIndices_
	Symmetrization indices of final states.

std::shared_ptr < FourVectorCachedValue >	P_
	four-vector of particle combinations

std::shared_ptr< RealCachedValue >	M_
	invariant mass of particle combinations [GeV]

Friends
class	Model
	grant friend status to Model to call addParticleCombination and setFinalStateMomenta

class	DataAccessor
	grant friend status to DataAccessor to call addParticleCombination

Additional Inherited Members
Public Attributes inherited from DataAccessor
friend	Model
	grant friend status to Model to access CachedValues_

friend	CachedValue
	grant friend status to CachedValue to call addCachedValue

Detailed Description

Stores and gives access to four-momenta and invariant masses.

Author: Johannes Rauch, Daniel Greenwald

Constructor & Destructor Documentation

FourMomenta ( Model & m )

Constructor

Parameters

m	Owning model

Member Function Documentation

void addParticleCombination ( std::shared_ptr< ParticleCombination > pc )

overrideprotectedvirtual

looks for ISP when adding ParticleCombination's

check for FSP

Reimplemented from DataAccessor.

void calculate	(	DataPoint &	d,
		StatusManager &	sm
	)		const

overridevirtual

Fill 4-momenta

Parameters

d	DataPoint to fill
sm	StatusManager to update

Implements StaticDataAccessor.

const std::vector< FourVector< double > > finalStateMomenta ( const DataPoint & d ) const

Returns: vector of final-state four-momenta (const)

Parameters

d	DataPoint to get data from

double m	(	const DataPoint &	d,
		const std::shared_ptr< ParticleCombination > &	pc
	)		const

Access invariant mass

Parameters

d	DataPoint to get data from
pc	ParticleCombination to return mass of

double m2	(	const DataPoint &	d,
		const std::shared_ptr< ParticleCombination > &	pc
	)		const

inline

Access invariant mass squared

Parameters

d	DataPoint to get data from
pc	ParticleCombination to return squared mass of

std::shared_ptr<RealCachedValue> mass ( )

inline

Returns: masses

std::shared_ptr<RealCachedValue> mass ( ) const

inline

Returns: masses (const)

std::shared_ptr<FourVectorCachedValue> momentum ( )

inline

Returns: momentum

std::shared_ptr<FourVectorCachedValue> momentum ( ) const

inline

Returns: momentum (const)

FourVector< double > p	(	const DataPoint &	d,
		const std::shared_ptr< ParticleCombination > &	pc
	)		const

Access 4-momenta (const)

Parameters

d	DataPoint to get data from
pc	ParticleCombination to return 4-momentum of

void setFinalStateMomenta	(	DataPoint &	d,
		const std::vector< FourVector< double > > &	P,
		StatusManager &	sm
	)		const

protected

set final-state four-momenta

Parameters

d	DataPoint to set into
P	Four-momenta to set
sm	StatusManager to be updated

const FourVector< double > totalMomentum ( const DataPoint & d ) const

Returns: total four-momentum (const)

Parameters

d	DataPoint to get data from

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

/home/dgreenw/work/belle/YAP/include/FourMomenta.h
/home/dgreenw/work/belle/YAP/src/FourMomenta.cxx

Public Member Functions

Protected Member Functions

Private Attributes

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation