thermalfist::RandomGenerators::ThermalBreitWignerGenerator Class Reference

Class for generating mass of resonance in accordance with the constant width Breit-Wigner distribution multiplied by the thermal density. More...

#include <RandomGenerators.h>

Inheritance diagram for thermalfist::RandomGenerators::ThermalBreitWignerGenerator:

Public Member Functions
	ThermalBreitWignerGenerator ()
	ThermalBreitWignerGenerator (ThermalParticle *part, double T, double Mu)
	Construct a new ThermalBreitWignerGenerator object. More...
virtual	~ThermalBreitWignerGenerator ()
void	SetParameters (ThermalParticle *part, double T, double Mu)
	Sets the parameters of the distribution. More...
double	GetRandom () const
	Samples the mass. More...

Protected Member Functions
virtual void	FixParameters ()
	Computes some auxiliary stuff needed for sampling. More...
virtual double	f (double M) const
	Unnormalized resonance mass probability density. More...

Protected Attributes
ThermalParticle *	m_part
double	m_T
double	m_Mu
double	m_Xmin
double	m_Xmax
double	m_Max

Detailed Description

Class for generating mass of resonance in accordance with the constant width Breit-Wigner distribution multiplied by the thermal density.

Sample the mass from the distribution

\[ \rho(M) \sim \rho_{\rm BW} (M) \, n_{\rm th}^{\rm id} (T,\mu;M)~. \]

Definition at line 411 of file RandomGenerators.h.

Constructor & Destructor Documentation

thermalfist::RandomGenerators::ThermalBreitWignerGenerator::ThermalBreitWignerGenerator ( )

inline

Definition at line 414 of file RandomGenerators.h.

thermalfist::RandomGenerators::ThermalBreitWignerGenerator::ThermalBreitWignerGenerator ( ThermalParticle *  part, double  T, double  Mu  )

inline

Construct a new ThermalBreitWignerGenerator object.

Parameters

part	A pointer to the ThermalParticle object representing the species sampled.
T	Tempeature (in GeV)
Mu	Chemical potential of the sampled particle (in GeV)

Definition at line 424 of file RandomGenerators.h.

virtual thermalfist::RandomGenerators::ThermalBreitWignerGenerator::~ThermalBreitWignerGenerator ( )

inlinevirtual

Definition at line 426 of file RandomGenerators.h.

Member Function Documentation

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::f ( double  M ) const

protectedvirtual

Unnormalized resonance mass probability density.

Reimplemented in thermalfist::RandomGenerators::ThermalEnergyBreitWignerGenerator.

Definition at line 443 of file RandomGenerators.cpp.

void thermalfist::RandomGenerators::ThermalBreitWignerGenerator::FixParameters ( )

protectedvirtual

Computes some auxiliary stuff needed for sampling.

Reimplemented in thermalfist::RandomGenerators::ThermalEnergyBreitWignerGenerator.

Definition at line 420 of file RandomGenerators.cpp.

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::GetRandom

(

)

const

Samples the mass.

Returns

double The sampled mass (in GeV)

Definition at line 448 of file RandomGenerators.cpp.

void thermalfist::RandomGenerators::ThermalBreitWignerGenerator::SetParameters	(	ThermalParticle *	part,
		double	T,
		double	Mu
	)

Sets the parameters of the distribution.

Parameters

part	A pointer to the ThermalParticle object representing the species sampled.
T	Tempeature (in GeV)
Mu	Chemical potential of the sampled particle (in GeV)

Definition at line 412 of file RandomGenerators.cpp.

Member Data Documentation

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_Max

protected

Definition at line 455 of file RandomGenerators.h.

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_Mu

protected

Definition at line 453 of file RandomGenerators.h.

ThermalParticle* thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_part

protected

Definition at line 452 of file RandomGenerators.h.

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_T

protected

Definition at line 453 of file RandomGenerators.h.

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_Xmax

protected

Definition at line 454 of file RandomGenerators.h.

double thermalfist::RandomGenerators::ThermalBreitWignerGenerator::m_Xmin

protected

Definition at line 454 of file RandomGenerators.h.

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

• include/HRGEventGenerator/RandomGenerators.h
• src/library/HRGEventGenerator/RandomGenerators.cpp