LauDaughters Class Reference

Class that defines the particular 3-body decay under study. More...

#include <LauDaughters.hh>

Public Member Functions
	LauDaughters (Int_t codeParent, Int_t code1, Int_t code2, Int_t code3, Bool_t useSquareDP=kFALSE)
	Constructor from PDG codes. More...
	LauDaughters (const TString &nameParent, const TString &name1, const TString &name2, const TString &name3, Bool_t useSquareDP=kFALSE)
	Constructor from particle names. More...
virtual	~LauDaughters ()
	Destructor. More...
	LauDaughters (const LauDaughters &rhs)
	Copy constructor. More...
Bool_t	gotSymmetricalDP () const
	Is Dalitz plot symmetric, i.e. 2 identical particles. More...
Bool_t	gotFullySymmetricDP () const
	Is Dalitz plot fully symmetric, i.e. 3 identical particles. More...
Bool_t	squareDP () const
	Determine to use or not the square Dalitz plot. More...
Double_t	getMassDaug1 () const
	Get mass of first daughter particle. More...
Double_t	getMassDaug2 () const
	Get mass of second daughter particle. More...
Double_t	getMassDaug3 () const
	Get mass of third daughter particle. More...
Double_t	getMassParent () const
	Get mass of the parent particle. More...
TString	getNameDaug1 () const
	Get name of the first daughter particle. More...
TString	getNameDaug2 () const
	Get name of the second daughter particle. More...
TString	getNameDaug3 () const
	Get name of the third daughter particle. More...
TString	getNameParent () const
	Get name of the parent particle. More...
Int_t	getTypeDaug1 () const
	Get PDG code of the first daughter particle. More...
Int_t	getTypeDaug2 () const
	Get PDG code of the second daughter particle. More...
Int_t	getTypeDaug3 () const
	Get PDG code of the third daughter particle. More...
Int_t	getTypeParent () const
	Get PDG code of the parent particle. More...
Int_t	getChargeDaug1 () const
	Get charge of the first daughter particle. More...
Int_t	getChargeDaug2 () const
	Get charge of the second daughter particle. More...
Int_t	getChargeDaug3 () const
	Get charge of the third daughter particle. More...
Int_t	getChargeParent () const
	Get charge of the parent particle. More...
Int_t	getCharge (Int_t resPairAmpInt) const
	Get charge of a particular two-daughter combination. More...
LauKinematics *	getKinematics ()
	Retrieve the Dalitz plot kinematics. More...
const LauKinematics *	getKinematics () const
	Retrieve the Dalitz plot kinematics. More...

Protected Member Functions
void	createParticleLists ()
	Create list of all the allowed parent/daughter particles. More...
void	setParentType (const TString &nameParent)
	Set the parent particle type. More...
void	setDaugType (const TString &name1, const TString &name2, const TString &name3)
	Set the three daughter types. More...
void	testDPSymmetry ()
	Check whether there is a symmetrical Dalitz plot. More...
void	sanityCheck ()
	Check masses and charges of daughters. More...

Private Member Functions
LauDaughters &	operator= (const LauDaughters &rhs)
	Copy assignment operator (not implemented) More...

Private Attributes
LauKinematics *	kinematics_
	Dalitz plot kinematics. More...
std::vector< const LauParticlePDG * >	allowedDaughters_
	All possible daughter types. More...
std::vector< const LauParticlePDG * >	allowedParents_
	All possible parent types. More...
const LauParticlePDG *	parent_
	The parent particle. More...
std::vector< const LauParticlePDG * >	daughters_
	The daughter particles. More...
Bool_t	symmetricalDP_
	Boolean flag for symmetrical Dalitz plot. More...
Bool_t	fullySymmetricDP_
	Boolean flag for fully symmetric Dalitz plot. More...

Detailed Description

Class that defines the particular 3-body decay under study.

The decay has the form P -> h1 h2 h3 (P stands for the parent particle, and h for the daughters). The constructor accepts both string name and PDG code types to describe the particles.

Definition at line 33 of file LauDaughters.hh.

Constructor & Destructor Documentation

LauDaughters::LauDaughters	(	Int_t	codeParent,
		Int_t	code1,
		Int_t	code2,
		Int_t	code3,
		Bool_t	useSquareDP = kFALSE
	)

Constructor from PDG codes.

Parameters

[in]	codeParent	the parent particle PDG code
[in]	code1	the first daughter PDG code
[in]	code2	the second daughter PDG code
[in]	code3	the third daughter PDG code
[in]	useSquareDP	the boolean flag decision to use Square Dalitz plot (kTRUE) or standard Dalitz plot (kFALSE). Default value is kFALSE.

Definition at line 27 of file LauDaughters.cc.

LauDaughters::LauDaughters	(	const TString &	nameParent,
		const TString &	name1,
		const TString &	name2,
		const TString &	name3,
		Bool_t	useSquareDP = kFALSE
	)

Constructor from particle names.

Parameters

[in]	nameParent	the parent particle string name
[in]	name1	the first daughter string name
[in]	name2	the second daughter string name
[in]	name3	the third daughter string name
[in]	useSquareDP	the boolean flag decision to use Square Dalitz plot (kTRUE) or standard Dalitz plot (kFALSE). Default value is kFALSE.

Definition at line 46 of file LauDaughters.cc.

LauDaughters::~LauDaughters ( )

virtual

Destructor.

Definition at line 61 of file LauDaughters.cc.

LauDaughters::LauDaughters

(

const LauDaughters &

rhs

)

Copy constructor.

Definition at line 66 of file LauDaughters.cc.

Member Function Documentation

void LauDaughters::createParticleLists ( )

protected

Create list of all the allowed parent/daughter particles.

Definition at line 81 of file LauDaughters.cc.

Int_t LauDaughters::getCharge

(

Int_t

resPairAmpInt

)

const

Get charge of a particular two-daughter combination.

Parameters

[in]

resPairAmpInt

the index of the daughter not in the combination

Returns

the charge of the two-daughter combination

Definition at line 291 of file LauDaughters.cc.

Int_t LauDaughters::getChargeDaug1

(

)

const

Get charge of the first daughter particle.

Definition at line 271 of file LauDaughters.cc.

Int_t LauDaughters::getChargeDaug2

(

)

const

Get charge of the second daughter particle.

Definition at line 276 of file LauDaughters.cc.

Int_t LauDaughters::getChargeDaug3

(

)

const

Get charge of the third daughter particle.

Definition at line 281 of file LauDaughters.cc.

Int_t LauDaughters::getChargeParent

(

)

const

Get charge of the parent particle.

Definition at line 286 of file LauDaughters.cc.

LauKinematics* LauDaughters::getKinematics ( )

inline

Retrieve the Dalitz plot kinematics.

Returns

the Dalitz plot kinematics

Definition at line 126 of file LauDaughters.hh.

const LauKinematics* LauDaughters::getKinematics ( ) const

inline

Retrieve the Dalitz plot kinematics.

Returns

the Dalitz plot kinematics

Definition at line 132 of file LauDaughters.hh.

Double_t LauDaughters::getMassDaug1

(

)

const

Get mass of first daughter particle.

Definition at line 211 of file LauDaughters.cc.

Double_t LauDaughters::getMassDaug2

(

)

const

Get mass of second daughter particle.

Definition at line 216 of file LauDaughters.cc.

Double_t LauDaughters::getMassDaug3

(

)

const

Get mass of third daughter particle.

Definition at line 221 of file LauDaughters.cc.

Double_t LauDaughters::getMassParent

(

)

const

Get mass of the parent particle.

Definition at line 226 of file LauDaughters.cc.

TString LauDaughters::getNameDaug1

(

)

const

Get name of the first daughter particle.

Definition at line 231 of file LauDaughters.cc.

TString LauDaughters::getNameDaug2

(

)

const

Get name of the second daughter particle.

Definition at line 236 of file LauDaughters.cc.

TString LauDaughters::getNameDaug3

(

)

const

Get name of the third daughter particle.

Definition at line 241 of file LauDaughters.cc.

TString LauDaughters::getNameParent

(

)

const

Get name of the parent particle.

Definition at line 246 of file LauDaughters.cc.

Int_t LauDaughters::getTypeDaug1

(

)

const

Get PDG code of the first daughter particle.

Definition at line 251 of file LauDaughters.cc.

Int_t LauDaughters::getTypeDaug2

(

)

const

Get PDG code of the second daughter particle.

Definition at line 256 of file LauDaughters.cc.

Int_t LauDaughters::getTypeDaug3

(

)

const

Get PDG code of the third daughter particle.

Definition at line 261 of file LauDaughters.cc.

Int_t LauDaughters::getTypeParent

(

)

const

Get PDG code of the parent particle.

Definition at line 266 of file LauDaughters.cc.

Bool_t LauDaughters::gotFullySymmetricDP ( ) const

inline

Is Dalitz plot fully symmetric, i.e. 3 identical particles.

Returns

true/false whether the DP is fully symmetric

Definition at line 72 of file LauDaughters.hh.

Bool_t LauDaughters::gotSymmetricalDP ( ) const

inline

Is Dalitz plot symmetric, i.e. 2 identical particles.

Returns

true/false whether the DP is symmetric

Definition at line 66 of file LauDaughters.hh.

LauDaughters& LauDaughters::operator= ( const LauDaughters &  rhs )

private

Copy assignment operator (not implemented)

void LauDaughters::sanityCheck ( )

protected

Check masses and charges of daughters.

Definition at line 188 of file LauDaughters.cc.

void LauDaughters::setDaugType ( const TString &  name1, const TString &  name2, const TString &  name3  )

protected

Set the three daughter types.

Parameters

[in]	name1	the name of the first daughter
[in]	name2	the name of the second daughter
[in]	name3	the name of the third daughter

Definition at line 137 of file LauDaughters.cc.

void LauDaughters::setParentType ( const TString &  nameParent )

protected

Set the parent particle type.

Parameters

[in]

nameParent

the name of the parent particle

Definition at line 116 of file LauDaughters.cc.

Bool_t LauDaughters::squareDP ( ) const

inline

Determine to use or not the square Dalitz plot.

Returns

true/false to use the squareDP model

Definition at line 78 of file LauDaughters.hh.

void LauDaughters::testDPSymmetry ( )

protected

Check whether there is a symmetrical Dalitz plot.

Definition at line 167 of file LauDaughters.cc.

Member Data Documentation

std::vector<const LauParticlePDG*> LauDaughters::allowedDaughters_

private

All possible daughter types.

Definition at line 166 of file LauDaughters.hh.

std::vector<const LauParticlePDG*> LauDaughters::allowedParents_

private

All possible parent types.

Definition at line 169 of file LauDaughters.hh.

std::vector<const LauParticlePDG*> LauDaughters::daughters_

private

The daughter particles.

Definition at line 175 of file LauDaughters.hh.

Bool_t LauDaughters::fullySymmetricDP_

private

Boolean flag for fully symmetric Dalitz plot.

Definition at line 181 of file LauDaughters.hh.

LauKinematics* LauDaughters::kinematics_

private

Dalitz plot kinematics.

Definition at line 163 of file LauDaughters.hh.

const LauParticlePDG* LauDaughters::parent_

private

The parent particle.

Definition at line 172 of file LauDaughters.hh.

Bool_t LauDaughters::symmetricalDP_

private

Boolean flag for symmetrical Dalitz plot.

Definition at line 178 of file LauDaughters.hh.

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

• inc/LauDaughters.hh
• src/LauDaughters.cc