KLFitter::ResDoubleGaussE_4 Class Reference

A class describing a resolution parameterized with a double Gaussian. More...

#include <ResDoubleGaussE_4.h>

Inheritance diagram for KLFitter::ResDoubleGaussE_4:

Public Member Functions
Constructors and destructors
	ResDoubleGaussE_4 (const char *filename)
	The default constructor.
	ResDoubleGaussE_4 (std::vector< double > const &parameters)
	A constructor. More...
	~ResDoubleGaussE_4 ()
	The (defaulted) destructor.
Member functions (Get)
double	GetMean1 (double x) override
	Calculate the mean of the first Gaussian from the TF parameters and the value of x. More...
double	GetSigma1 (double x) override
	Calculate the width of the first Gaussian from the TF parameters and the value of x. More...
double	GetAmplitude2 (double x) override
	Calculate the amplitude of the second Gaussian from the TF parameters and the value of x. More...
double	GetMean2 (double x) override
	Calculate the mean of the second Gaussian from the TF parameters and the value of x. More...
double	GetSigma2 (double x) override
	Calculate the width of the sedcond Gaussian from the TF parameters and the value of x. More...
Public Member Functions inherited from KLFitter::ResDoubleGaussBase
	ResDoubleGaussBase (const char *filename)
	The default constructor.
	ResDoubleGaussBase (std::vector< double > const &parameters)
	A constructor. More...
virtual	~ResDoubleGaussBase ()
	The (defaulted) destructor.
double	GetSigma (double par) override
	Return the approximate width of the TF depending on the measured value of x. More...
double	logp (double x, double xmeas, bool *good, double=0) override
	Return the probability of the true value of x given the measured value, xmeas. More...
Public Member Functions inherited from KLFitter::ResolutionBase
	ResolutionBase (int npar)
	The default constructor. More...
	ResolutionBase (std::vector< double > parameters)
	A constructor. More...
virtual	~ResolutionBase ()
	The (defaulted) destructor.
int	Par (int index, double *par)
	Return a parameter of the parameterization. More...
int	SetPar (int index, double value)
	Set a parameter value. More...
int	SetPar (std::vector< double > parameters)
	Set all parameter values. More...
int	ReadParameters (const char *filename, std::size_t nparameters)
	Read parameter values from ASCII file. More...
int	Status ()
	Return a status code. More...

Additional Inherited Members
Static Public Member Functions inherited from KLFitter::ResDoubleGaussBase
static bool	CheckDoubleGaussianSanity (double *sigma1, double *amplitude2, double *sigma2)
	Sanity check for double gaussian parameters p2, p3 and p5 (1st sigma, scale and 2nd sigma). More...
Protected Attributes inherited from KLFitter::ResolutionBase
int	fNParameters
	The number of parameters.
std::vector< double >	fParameters
	The parameter values.
int	fStatus
	The status of this class (1: ok, 0: error).

Detailed Description

A class describing a resolution parameterized with a double Gaussian.

This class offers a simple parameterization of a resolution. The parameterization is a double Gaussian with energy dependent parameters.

Constructor & Destructor Documentation

KLFitter::ResDoubleGaussE_4::ResDoubleGaussE_4 ( std::vector< double > const &  parameters )

explicit

A constructor.

Parameters

parameters

The parameters of the parameterization.

Member Function Documentation

double KLFitter::ResDoubleGaussE_4::GetAmplitude2 ( double  x )

overridevirtual

Calculate the amplitude of the second Gaussian from the TF parameters and the value of x.

Parameters

x	The value of x.

Returns

The width.

Implements KLFitter::ResDoubleGaussBase.

double KLFitter::ResDoubleGaussE_4::GetMean1 ( double  x )

overridevirtual

Calculate the mean of the first Gaussian from the TF parameters and the value of x.

Parameters

x	The value of x.

Returns

The width.

Implements KLFitter::ResDoubleGaussBase.

double KLFitter::ResDoubleGaussE_4::GetMean2 ( double  x )

overridevirtual

Calculate the mean of the second Gaussian from the TF parameters and the value of x.

Parameters

x	The value of x.

Returns

The width.

Implements KLFitter::ResDoubleGaussBase.

double KLFitter::ResDoubleGaussE_4::GetSigma1 ( double  x )

overridevirtual

Calculate the width of the first Gaussian from the TF parameters and the value of x.

Parameters

x	The value of x.

Returns

The width.

Implements KLFitter::ResDoubleGaussBase.

double KLFitter::ResDoubleGaussE_4::GetSigma2 ( double  x )

overridevirtual

Calculate the width of the sedcond Gaussian from the TF parameters and the value of x.

Parameters

x	The value of x.

Returns

The width.

Implements KLFitter::ResDoubleGaussBase.

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

• include/KLFitter/ResDoubleGaussE_4.h
• src/ResDoubleGaussE_4.cxx