RooPoisson Class Reference

#include <RooPoisson.h>

Inheritance diagram for RooPoisson:

List of all members.

Public Member Functions
	RooPoisson ()
	RooPoisson (const char *name, const char *title, RooAbsReal &_x, RooAbsReal &_mean, Bool_t noRounding=kFALSE)
	RooPoisson (const RooPoisson &other, const char *name=0)
virtual TObject *	clone (const char *newname) const
virtual	~RooPoisson ()
Int_t	getAnalyticalIntegral (RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
Double_t	analyticalIntegral (Int_t code, const char *rangeName=0) const
Int_t	getGenerator (const RooArgSet &directVars, RooArgSet &generateVars, Bool_t staticInitOK=kTRUE) const
void	generateEvent (Int_t code)
void	setNoRounding (bool flag=kTRUE)
void	protectNegativeMean (bool flag=kTRUE)
	RooPoisson ()
	RooPoisson (const char *name, const char *title, RooAbsReal &_x, RooAbsReal &_mean, Bool_t noRounding=kFALSE)
	RooPoisson (const RooPoisson &other, const char *name=0)
virtual TObject *	clone (const char *newname) const
virtual	~RooPoisson ()
Int_t	getAnalyticalIntegral (RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
Double_t	analyticalIntegral (Int_t code, const char *rangeName=0) const
Int_t	getGenerator (const RooArgSet &directVars, RooArgSet &generateVars, Bool_t staticInitOK=kTRUE) const
void	generateEvent (Int_t code)
void	setNoRounding (bool flag=kTRUE)
void	protectNegativeMean (bool flag=kTRUE)
Protected Member Functions
Double_t	evaluate () const
Double_t	evaluate (Double_t k) const
Double_t	evaluate () const
Double_t	evaluate (Double_t k) const
Protected Attributes
RooRealProxy	x
RooRealProxy	mean
Bool_t	_noRounding
Bool_t	_protectNegative

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Detailed Description

Definition at line 18 of file RooPoisson.h.

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Constructor & Destructor Documentation

RooPoisson::RooPoisson

(

)

[inline]

Definition at line 20 of file RooPoisson.h.

References _noRounding, and kFALSE.

Referenced by clone().

RooPoisson::RooPoisson	(	const char *	name,
		const char *	title,
		RooAbsReal &	_x,
		RooAbsReal &	_mean,
		Bool_t	noRounding = kFALSE
	)

RooPoisson::RooPoisson	(	const RooPoisson &	other,
		const char *	name = 0
	)

Definition at line 48 of file RooPoisson.cxx.

virtual RooPoisson::~RooPoisson

(

)

[inline, virtual]

Definition at line 24 of file RooPoisson.h.

RooPoisson::RooPoisson

(

)

[inline]

Definition at line 20 of file RooPoisson.h.

References _noRounding, and kFALSE.

RooPoisson::RooPoisson	(	const char *	name,
		const char *	title,
		RooAbsReal &	_x,
		RooAbsReal &	_mean,
		Bool_t	noRounding = kFALSE
	)

RooPoisson::RooPoisson	(	const RooPoisson &	other,
		const char *	name = 0
	)

virtual RooPoisson::~RooPoisson

(

)

[inline, virtual]

Definition at line 24 of file RooPoisson.h.

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Member Function Documentation

virtual TObject* RooPoisson::clone

(

const char *

newname

)

const [inline, virtual]

Implements RooAbsArg.

Definition at line 23 of file RooPoisson.h.

References RooPoisson().

Int_t RooPoisson::getAnalyticalIntegral	(	RooArgSet &	allVars,
		RooArgSet &	analVars,
		const char *	rangeName = 0
	)			const [virtual]

Reimplemented from RooAbsReal.

Definition at line 77 of file RooPoisson.cxx.

References RooAbsReal::matchArgs(), and x.

Double_t RooPoisson::analyticalIntegral	(	Int_t	code,
		const char *	rangeName = 0
	)			const [virtual]

Reimplemented from RooAbsReal.

Definition at line 86 of file RooPoisson.cxx.

References _protectNegative, exp(), RooRealProxy::hasMax(), RooNumber::isInfinite(), RooRealProxy::max(), mean, RooRealProxy::min(), TMath::Poisson(), ROOT::Math::poisson_cdf(), x, xmax, and xmin.

Int_t RooPoisson::getGenerator	(	const RooArgSet &	directVars,
		RooArgSet &	generateVars,
		Bool_t	staticInitOK = kTRUE
	)			const [virtual]

Reimplemented from RooAbsPdf.

Definition at line 149 of file RooPoisson.cxx.

References RooAbsReal::matchArgs(), and x.

void RooPoisson::generateEvent

(

Int_t

code

)

[virtual]

Reimplemented from RooAbsPdf.

Definition at line 160 of file RooPoisson.cxx.

References RooRealProxy::max(), mean, RooRealProxy::min(), TRandom::Poisson(), RooRandom::randomGenerator(), and x.

void RooPoisson::setNoRounding

(

bool

flag = kTRUE

)

[inline]

Definition at line 32 of file RooPoisson.h.

References _noRounding, and flag.

void RooPoisson::protectNegativeMean

(

bool

flag = kTRUE

)

[inline]

Definition at line 33 of file RooPoisson.h.

References _protectNegative, and flag.

Double_t RooPoisson::evaluate

(

)

const [protected, virtual]

Implements RooAbsReal.

Definition at line 62 of file RooPoisson.cxx.

References _noRounding, _protectNegative, floor(), k, mean, TMath::Poisson(), and x.

Double_t RooPoisson::evaluate

(

Double_t

k

)

const [protected]

virtual TObject* RooPoisson::clone

(

const char *

newname

)

const [inline, virtual]

Implements RooAbsArg.

Definition at line 23 of file RooPoisson.h.

References RooPoisson().

Int_t RooPoisson::getAnalyticalIntegral	(	RooArgSet &	allVars,
		RooArgSet &	analVars,
		const char *	rangeName = 0
	)			const [virtual]

Reimplemented from RooAbsReal.

Double_t RooPoisson::analyticalIntegral	(	Int_t	code,
		const char *	rangeName = 0
	)			const [virtual]

Reimplemented from RooAbsReal.

Int_t RooPoisson::getGenerator	(	const RooArgSet &	directVars,
		RooArgSet &	generateVars,
		Bool_t	staticInitOK = kTRUE
	)			const [virtual]

Reimplemented from RooAbsPdf.

void RooPoisson::generateEvent

(

Int_t

code

)

[virtual]

Reimplemented from RooAbsPdf.

void RooPoisson::setNoRounding

(

bool

flag = kTRUE

)

[inline]

Definition at line 32 of file RooPoisson.h.

References _noRounding, and flag.

void RooPoisson::protectNegativeMean

(

bool

flag = kTRUE

)

[inline]

Definition at line 33 of file RooPoisson.h.

References _protectNegative, and flag.

Double_t RooPoisson::evaluate

(

)

const [protected, virtual]

Implements RooAbsReal.

Double_t RooPoisson::evaluate

(

Double_t

k

)

const [protected]

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Member Data Documentation

RooRealProxy RooPoisson::x [protected]

Definition at line 37 of file RooPoisson.h.

Referenced by analyticalIntegral(), evaluate(), generateEvent(), getAnalyticalIntegral(), and getGenerator().

RooRealProxy RooPoisson::mean [protected]

Definition at line 38 of file RooPoisson.h.

Referenced by analyticalIntegral(), evaluate(), and generateEvent().

Bool_t RooPoisson::_noRounding [protected]

Definition at line 39 of file RooPoisson.h.

Referenced by evaluate(), RooPoisson(), and setNoRounding().

Bool_t RooPoisson::_protectNegative [protected]

Definition at line 40 of file RooPoisson.h.

Referenced by analyticalIntegral(), evaluate(), and protectNegativeMean().

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

• include/RooPoisson.h
• roofit/roofit/inc/RooPoisson.h
• roofit/roofit/src/RooPoisson.cxx

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