#include <Lass.h>

Inheritance diagram for Lass:

Public Member Functions
	Lass (const AssociatedDecayTree &decay, const std::string &namePrefix="")

	Lass (const Lass &other)

virtual std::complex< double >	getVal (IDalitzEvent &evt)

virtual std::string	name () const

virtual	~Lass ()

Public Member Functions inherited from BW_BW
virtual double	prSq () const

virtual double	prSqForGofM () const

virtual double	pABSq ()

virtual double	prSqMax () const

	BW_BW (const AssociatedDecayTree &decay, const std::string &lineshapePrefix="", MINT::MinuitParameterSet *mps=0)

	BW_BW (const BW_BW &other)

virtual	~BW_BW ()

virtual void	print (IDalitzEvent &evt, std::ostream &out=std::cout)

virtual void	print (std::ostream &out=std::cout) const

virtual DalitzCoordinate	getDalitzCoordinate (double nSigma=3) const

virtual MINT::counted_ptr< IGenFct >	generatingFunction () const

virtual void	setGenerationLimits (double mi, double ma)

virtual int	twoLPlusOne () const

virtual std::complex< double >	EvtGenValue (IDalitzEvent &evt)

Public Member Functions inherited from ILineshape
virtual	~ILineshape ()

Public Member Functions inherited from MINT::FitParDependent
virtual unsigned int	size () const

virtual const FitParRef &	operator[] (unsigned int i) const

virtual FitParRef &	operator[] (unsigned int i)

virtual bool	changedSinceLastCall () const

virtual void	rememberFitParValues ()

virtual bool	registerFitParDependence (const IFitParDependent &fpd)

bool	registerFitParDependence (const FitParRef &fpr)

void	removeAllFitParDependencies ()

	FitParDependent (IFitParRegister *daddy=0)

	FitParDependent (const FitParDependent &other, IFitParRegister *newDaddy=0)

void	listFitParDependencies (std::ostream &os=std::cout) const

Public Member Functions inherited from MINT::PolymorphVector< FitParRef >
	PolymorphVector ()

	PolymorphVector (unsigned int N)

	PolymorphVector (unsigned int N, const FitParRef &c)

	PolymorphVector (const PolymorphVector &other)

	PolymorphVector (const typename std::vector< FitParRef > &other)

virtual	~PolymorphVector ()

std::vector< FitParRef > &	theVector ()

const std::vector< FitParRef > &	theVector () const

FitParRef &	operator[] (unsigned int i)

const FitParRef &	operator[] (unsigned int i) const

FitParRef &	at (unsigned int i)

const FitParRef &	at (unsigned int i) const

std::vector< FitParRef >::iterator	begin ()

std::vector< FitParRef >::const_iterator	begin () const

std::vector< FitParRef >::iterator	end ()

std::vector< FitParRef >::const_iterator	end () const

std::vector< FitParRef >::iterator	find (const FitParRef &c)

std::vector< FitParRef >::const_iterator	find (const FitParRef &c) const

FitParRef &	front ()

const FitParRef &	front () const

FitParRef &	back ()

const FitParRef &	back () const

unsigned int	size () const

bool	empty () const

void	push_back (const FitParRef &c)

void	pop_back ()

void	erase (typename std::vector< FitParRef >::iterator pos)

void	erase (typename std::vector< FitParRef >::iterator first, typename std::vector< FitParRef >::iterator last)

PolymorphVector< FitParRef > &	operator= (const PolymorphVector< FitParRef > &other)

void	clear ()

void	resize (unsigned int N)

void	resize (unsigned int N, const FitParRef &c)

	operator const typename std::vector< FitParRef > & () const

	operator typename std::vector< FitParRef > & ()

bool	operator== (const MINT::PolymorphVector< FitParRef > &v2) const

bool	operator!= (const MINT::PolymorphVector< FitParRef > &v2) const

bool	operator< (const MINT::PolymorphVector< FitParRef > &v2) const

bool	operator> (const MINT::PolymorphVector< FitParRef > &v2) const

Protected Member Functions
std::complex< double >	BG ()

double	paraA () const

double	paraR () const

double	paraPhi () const

double	bgCutOff () const

double	q ()

double	q0 () const

double	cotDeltaBg ()

double	cotDeltaBg (double &y, double &x)

double	deltaBg ()

Protected Member Functions inherited from BW_BW
const MINT::MinuitParameterSet *	getMinuitParameterSet () const

MINT::MinuitParameterSet *	getMinuitParameterSet ()

const std::string &	prefix () const

bool	substitutePDGForReco () const

virtual double	twoBody_dgtPsq_in_MumsFrame (double mumsMass, double mA, double mB) const

virtual double	twoBody_dgtPsq_in_MumsPDGFrame () const

virtual double	twoBody_recodgtPsq_in_MumsPDGFrame () const

virtual double	twoBody_dgtPsq_in_MumsRecoFrame ()

bool	setEventPtr (IDalitzEvent &evt) const

IDalitzEvent *	getEvent () const

bool	setAllFitParameters ()

ResonancePropertiesList *	resonancePropertiesList () const

const ResonanceProperties *	resonanceProperties () const

virtual const ParticleProperties *	mumsProperties () const

virtual ResonancePropertiesFitRef &	mumsFittableProperties () const

virtual int	mumsPID () const

virtual double	mumsMass () const

virtual double	mumsWidth () const

virtual double	mumsRadius () const

virtual double	globalRadius () const

virtual double	Radius () const

double	GetAlpha () const

virtual int	lowestPossibleTwoLPlusOne () const

virtual int	maxDaughterSpinSum () const

virtual int	minDaughterSpinSum () const

virtual int	minDaughterSpinSum2 () const

virtual int	minDaughterSpinSum3 () const

virtual int	minDaughterSpinSum4 () const

virtual int	maxDaughterPairSpinSum (int i, int j) const

virtual int	minDaughterPairSpinSum (int i, int j) const

virtual std::string	mumsSpin () const

virtual int	mumsSpinValue () const

virtual int	mumsParity () const

virtual bool	startOfDecayChain () const

virtual bool	parityConservingL (int L) const

virtual double	mumsRecoMass2 () const

virtual double	mumsRecoMass () const

virtual MultiQuarkContent	mumsQuarkContent () const

bool	nonResonant () const

virtual int	numDaughters () const

virtual TLorentzVector	daughterP4 (int i) const

virtual double	daughterPDGMass (const int &i) const

virtual double	daughterWidth (int i) const

virtual double	daughterRecoMass2 (int i) const

virtual double	daughterRecoMass (int i) const

virtual std::string	daughterSpin (int i) const

virtual int	daughterSpinValue (int i) const

virtual MultiQuarkContent	daughterQuarkContent (int i) const

virtual int	daughterP (int i) const

virtual int	dgtrsInternalParity () const

virtual MultiQuarkContent	dgtrsQuarkContent () const

virtual bool	isWeakDecay () const

virtual double	Fr_PDG_BL ()

virtual double	Fr_BELLE (double prSquared)

virtual double	Fr_BELLE_Max ()

virtual double	Fr ()

virtual double	FrForGofM ()

virtual double	FrMax ()

virtual double	GofM ()

virtual std::complex< double >	BreitWigner ()

virtual void	resetInternals ()

virtual void	resetPDG ()

Protected Attributes
MINT::NamedParameter< double >	_a

MINT::NamedParameter< double >	_r

MINT::NamedParameter< double >	_phi

MINT::NamedParameter< double >	_bgCutOff

Protected Attributes inherited from BW_BW
MINT::MinuitParameterSet *	_mps

std::string	_prefix

MINT::NamedParameter< int >	_normBF

bool	_useGlobalRadius

const AssociatedDecayTree &	_theDecay

double	_gen_s_mi

double	_gen_s_ma

ResonancePropertiesList *	_RPL

ResonancePropertiesFitRef *	_fittableResonancePropertiesPtr

MINT::FitParRef *	_fittableGlobalRadiusPtr

Protected Attributes inherited from MINT::PolymorphVector< FitParRef >
std::vector< FitParRef >	_vec

Detailed Description

Definition at line 28 of file Lass.h.

Constructor & Destructor Documentation

◆ Lass() [1/2]

Lass::Lass	(	const AssociatedDecayTree &	decay,
		const std::string &	namePrefix = `""`
	)

Definition at line 15 of file Lass.cpp.

   : BW_BW(decay, namePrefix)
   , _a("Lass::a", 2.07/GeV)
   , _r("Lass::r", 3.32/GeV) // same as b in Lass paper
   , _phi("Lass::phi", 0*pi/180.0)
   , _bgCutOff("Lass::bgCutOff", 1.8*GeV)
 {}

◆ Lass() [2/2]

Lass::Lass ( const Lass & other )

Definition at line 23 of file Lass.cpp.

   : ILineshape()
   , BW_BW(other)
   , _a(other._a)
   , _r(other._r) // same as b in Lass paper
   , _phi(other._phi)
   , _bgCutOff(other._bgCutOff)
 {}

◆ ~Lass()

virtual Lass::~Lass ( )

inlinevirtual

Definition at line 53 of file Lass.h.

53 {}

Member Function Documentation

◆ BG()

complex< double > Lass::BG ( )

protected

Definition at line 45 of file Lass.cpp.

                         {
   const double M_Kpi = BW_BW::mumsRecoMass();
 
   if( M_Kpi > bgCutOff() ) return 0;
   if( q() <=0 ) return 0;
 
   const complex<double> den( q()*cotDeltaBg(), -q() );
 
   //  const double M_0    = BW_BW::mumsPDGMass();
   const double M_0    = BW_BW::mumsMass();
   const double Gamma0 = BW_BW::mumsWidth();
 
   const double num = M_Kpi;
   const double myNormalisation = q0()/(M_0*M_0*Gamma0);
 
   return num * myNormalisation / den * GeV*GeV;
 }

◆ bgCutOff()

double Lass::bgCutOff ( ) const

protected

Definition at line 72 of file Lass.cpp.

                            {
   return _bgCutOff;
 }

◆ cotDeltaBg() [1/2]

double Lass::cotDeltaBg ( )

protected

Definition at line 75 of file Lass.cpp.

                        {
   double x,y;
   return cotDeltaBg(y,x);
 }

◆ cotDeltaBg() [2/2]

double Lass::cotDeltaBg	(	double &	y,
		double &	x
	)

protected

Definition at line 79 of file Lass.cpp.

                                            {
   double qu=q();
  
   y = 2.0 * paraA()*qu;
   x = 2.0 + paraA()*paraR()*qu*qu;
 
   return x/y;
 }

◆ deltaBg()

double Lass::deltaBg ( )

protected

Definition at line 87 of file Lass.cpp.

                     {
   /*
     cot(delta_bg) = 1/(aq) + rq/2
     with q = sqrt(pABSq());
 
     .               2 + ba q^2
     cot(delta_bg) = --------------
     .                  2aq
 
     .                  2aq
     tan(delta_bg) = --------------
     .               2 + ba q^2
    */
 
   double x,y;
   cotDeltaBg(y, x);
   return atan2(y, x);
 }

◆ getVal()

std::complex< double > Lass::getVal ( IDalitzEvent & evt )

virtual

Reimplemented from BW_BW.

Definition at line 106 of file Lass.cpp.

                                                 {
   resetInternals();
   setEventPtr(evt);
   complex<double> expIPhi(cos(2*deltaBg()), sin(2*deltaBg()));
   return BG() + BW_BW::getVal(evt)*expIPhi;
 }

◆ name()

virtual std::string Lass::name ( ) const

inlinevirtual

Reimplemented from BW_BW.

Definition at line 50 of file Lass.h.

                                 {
     return "LASS("+prefix()+_theDecay.oneLiner() +")";
   }

◆ paraA()

double Lass::paraA ( ) const

protected

Definition at line 63 of file Lass.cpp.

                         {
   return _a;
 }

◆ paraPhi()

double Lass::paraPhi ( ) const

protected

Definition at line 69 of file Lass.cpp.

                           {
   return _phi;
 }

◆ paraR()

double Lass::paraR ( ) const

protected

Definition at line 66 of file Lass.cpp.

                         {
   return _r;
 }

◆ q()

double Lass::q ( )

protected

Definition at line 32 of file Lass.cpp.

               {
   double q2 = BW_BW::pABSq();
   double qu=0;
   if(q2 > 0) qu=sqrt(q2);
   return qu;
 }

◆ q0()

double Lass::q0 ( ) const

protected

Definition at line 38 of file Lass.cpp.

                      {
   double q02 = BW_BW::prSq();
   double qu0=0;
   if(q02 > 0) qu0=sqrt(q02);
   return qu0;
 }

Member Data Documentation

◆ _a

MINT::NamedParameter<double> Lass::_a

protected

Definition at line 30 of file Lass.h.

◆ _bgCutOff

MINT::NamedParameter<double> Lass::_bgCutOff

protected

Definition at line 30 of file Lass.h.

◆ _phi

MINT::NamedParameter<double> Lass::_phi

protected

Definition at line 30 of file Lass.h.

◆ _r

MINT::NamedParameter<double> Lass::_r

protected

Definition at line 30 of file Lass.h.

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

Mint/Lass.h
src/Mojito/Lineshapes/Lass.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Lass() [1/2]

◆ Lass() [2/2]

◆ ~Lass()

Member Function Documentation

◆ BG()

◆ bgCutOff()

◆ cotDeltaBg() [1/2]

◆ cotDeltaBg() [2/2]

◆ deltaBg()

◆ getVal()

◆ name()

◆ paraA()

◆ paraPhi()

◆ paraR()

◆ q()

◆ q0()

Member Data Documentation

◆ _a

◆ _bgCutOff

◆ _phi

◆ _r