EvtDiracParticle Class Reference

#include <EvtGenBase/EvtDiracParticle.hh>

Inheritance diagram for EvtDiracParticle:

Public Member Functions
	EvtDiracParticle ()=default
void	init (EvtId part_n, const EvtVector4R &p4) override
void	init (EvtId part_n, const EvtVector4R &p4, const EvtDiracSpinor &, const EvtDiracSpinor &, const EvtDiracSpinor &, const EvtDiracSpinor &)
EvtDiracSpinor	spParent (int i) const override
EvtDiracSpinor	sp (int i) const override
EvtSpinDensity	rotateToHelicityBasis () const override
EvtSpinDensity	rotateToHelicityBasis (double alpha, double beta, double gamma) const override
Public Member Functions inherited from EvtParticle
	EvtParticle ()
virtual	~EvtParticle ()
virtual EvtVector4C	epsParent (int i) const
virtual EvtVector4C	eps (int i) const
virtual EvtVector4C	epsParentPhoton (int i) const
virtual EvtVector4C	epsPhoton (int i) const
virtual EvtDiracSpinor	spParentNeutrino () const
virtual EvtDiracSpinor	spNeutrino () const
virtual EvtTensor4C	epsTensorParent (int i) const
virtual EvtTensor4C	epsTensor (int i) const
virtual EvtRaritaSchwinger	spRSParent (int) const
virtual EvtRaritaSchwinger	spRS (int) const
void	addDaug (EvtParticle *node)
void	decay ()
void	deleteTree ()
void	deleteDaughters (bool keepChannel=false)
void	setChannel (int i)
void	makeDaughters (size_t ndaug, const EvtId *id)
void	makeDaughters (size_t ndaug, const std::vector< EvtId > idVector)
double	initializePhaseSpace (size_t numdaughter, const EvtId *daughters, bool forceResetMasses=false, double poleSize=-1., int whichTwo1=0, int whichTwo2=1)
EvtParticle *	getDaug (const int i)
const EvtParticle *	getDaug (const int i) const
EvtParticle *	nextIter (EvtParticle *rootOfTree=nullptr)
void	makeStdHep (EvtStdHep &stdhep, EvtSecondary &secondary, EvtId *stable_parent_ihep)
void	makeStdHep (EvtStdHep &stdhep)
EvtVector4R	getP4Lab () const
EvtVector4R	getP4LabBeforeFSR () const
EvtVector4R	getP4Restframe () const
EvtVector4R	get4Pos () const
EvtParticle *	getParent () const
void	insertDaugPtr (int idaug, EvtParticle *partptr)
double	mass () const
int	firstornot () const
void	setFirstOrNot ()
void	resetFirstOrNot ()
EvtId	getId () const
int	getPDGId () const
EvtSpinType::spintype	getSpinType () const
int	getSpinStates () const
const EvtVector4R &	getP4 () const
void	setP4 (const EvtVector4R &p4)
void	setP4WithFSR (const EvtVector4R &p4)
void	setFSRP4toZero ()
int	getChannel () const
size_t	getNDaug () const
void	resetNDaug ()
void	printTree () const
void	printTreeRec (unsigned int level) const
std::string	treeStr () const
std::string	treeStrRec (unsigned int level) const
void	printParticle () const
void	setLifetime (double tau)
void	setLifetime ()
double	getLifetime () const
void	setDiagonalSpinDensity ()
void	setVectorSpinDensity ()
void	setSpinDensityForward (const EvtSpinDensity &rho)
void	setSpinDensityForwardHelicityBasis (const EvtSpinDensity &rho)
void	setSpinDensityForwardHelicityBasis (const EvtSpinDensity &rho, double alpha, double beta, double gamma)
EvtSpinDensity	getSpinDensityForward ()
void	setSpinDensityBackward (const EvtSpinDensity &rho)
EvtSpinDensity	getSpinDensityBackward ()
void	noLifeTime ()
void	setId (EvtId id)
void	initDecay (bool useMinMass=false)
bool	generateMassTree ()
double	compMassProb ()
void	setMass (double m)
bool	isInitialized ()
bool	hasValidP4 ()
bool	isDecayed ()
const double *	decayProb () const
void	setDecayProb (double p)
std::string	getName () const
void	setAttribute (std::string attName, int attValue)
int	getAttribute (std::string attName) const
void	setAttributeDouble (std::string attName, double attValue)
double	getAttributeDouble (std::string attName) const

Private Member Functions
	EvtDiracParticle (const EvtDiracParticle &d)
EvtDiracParticle &	operator= (const EvtDiracParticle &d)

Private Attributes
EvtDiracSpinor	m_spinorRest [2]
EvtDiracSpinor	m_spinorParent [2]

Additional Inherited Members
Protected Types inherited from EvtParticle
typedef std::map< std::string, int >	EvtAttIntMap
typedef std::map< std::string, double >	EvtAttDblMap
Protected Member Functions inherited from EvtParticle
void	setp (double e, double px, double py, double pz)
void	setp (const EvtVector4R &p4)
void	setpart_num (EvtId particle_number)
Protected Attributes inherited from EvtParticle
bool	m_validP4
EvtAttIntMap	m_intAttributes
EvtAttDblMap	m_dblAttributes

Detailed Description

Definition at line 30 of file EvtDiracParticle.hh.

Constructor & Destructor Documentation

EvtDiracParticle() [1/2]

EvtDiracParticle::EvtDiracParticle ( )

default

EvtDiracParticle() [2/2]

EvtDiracParticle::EvtDiracParticle ( const EvtDiracParticle & d )

private

Member Function Documentation

init() [1/2]

void EvtDiracParticle::init ( EvtId part_n, const EvtVector4R & p4 )

overridevirtual

Initialiaze particle with id and 4momentum.

Implements EvtParticle.

Definition at line 35 of file EvtDiracParticle.cpp.

init() [2/2]

void EvtDiracParticle::init	(	EvtId	part_n,
		const EvtVector4R &	p4,
		const EvtDiracSpinor &	prod1,
		const EvtDiracSpinor &	prod2,
		const EvtDiracSpinor &	rest1,
		const EvtDiracSpinor &	rest2 )

Definition at line 74 of file EvtDiracParticle.cpp.

operator=()

EvtDiracParticle & EvtDiracParticle::operator= ( const EvtDiracParticle & d )

private

rotateToHelicityBasis() [1/2]

EvtSpinDensity EvtDiracParticle::rotateToHelicityBasis ( ) const

overridevirtual

Returns a rotation matrix need to rotate the basis state to the helicity basis. The EvtSpinDensity matrix is just use as a matrix here. This function is to be implemented in each derived class.

Implements EvtParticle.

Definition at line 98 of file EvtDiracParticle.cpp.

rotateToHelicityBasis() [2/2]

EvtSpinDensity EvtDiracParticle::rotateToHelicityBasis ( double alpha, double beta, double gamma ) const

overridevirtual

Implements EvtParticle.

Definition at line 124 of file EvtDiracParticle.cpp.

sp()

EvtDiracSpinor EvtDiracParticle::sp ( int i ) const

inlineoverridevirtual

Returns Dirac spinor in the particles own restframe for a Dirac particle.

Reimplemented from EvtParticle.

Definition at line 41 of file EvtDiracParticle.hh.

spParent()

EvtDiracSpinor EvtDiracParticle::spParent ( int i ) const

inlineoverridevirtual

Returns Dirac spinor in the parents restframe for a Dirac particle.

Reimplemented from EvtParticle.

Definition at line 37 of file EvtDiracParticle.hh.

Member Data Documentation

m_spinorParent

EvtDiracSpinor EvtDiracParticle::m_spinorParent[2]

private

Definition at line 48 of file EvtDiracParticle.hh.

m_spinorRest

EvtDiracSpinor EvtDiracParticle::m_spinorRest[2]

private

Definition at line 47 of file EvtDiracParticle.hh.

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

• EvtGenBase/EvtDiracParticle.hh
• src/EvtGenBase/EvtDiracParticle.cpp