RooInvTransform Class Reference

Lightweight function binding that returns the inverse of an input function binding.

Apply the change of variables transformation x -> 1/x to the input function and its range. The function must be one dimensional and its range cannot include zero.

Definition at line 21 of file RooInvTransform.h.

Public Member Functions
	RooInvTransform (const RooAbsFunc &func)
	Constructor.
	~RooInvTransform () override
double	getMaxLimit (UInt_t index) const override
double	getMinLimit (UInt_t index) const override
TClass *	IsA () const override
double	operator() (const double xvector[]) const override
void	Streamer (TBuffer &) override
void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)
Public Member Functions inherited from RooAbsFunc
	RooAbsFunc (const RooAbsFunc &other)
	RooAbsFunc (UInt_t dimension)
virtual	~RooAbsFunc ()
virtual std::list< double > *	binBoundaries (Int_t) const
UInt_t	getDimension () const
virtual const char *	getName () const
	Name of function binding.
bool	isValid () const
Int_t	numCall () const
	Return number of function calls since last reset.
virtual std::list< double > *	plotSamplingHint (RooAbsRealLValue &, double, double) const
	Interface for returning an optional hint for initial sampling points when constructing a curve projected on observable.
void	resetNumCall () const
	Reset function call counter.
virtual void	restoreXVec () const
virtual void	saveXVec () const
void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Static Public Member Functions
static TClass *	Class ()
static const char *	Class_Name ()
static constexpr Version_t	Class_Version ()
static const char *	DeclFileName ()
Static Public Member Functions inherited from RooAbsFunc
static TClass *	Class ()
static const char *	Class_Name ()
static constexpr Version_t	Class_Version ()
static const char *	DeclFileName ()

Protected Attributes
const RooAbsFunc *	_func
	Input function binding.
Protected Attributes inherited from RooAbsFunc
UInt_t	_dimension
	Number of observables.
Int_t	_ncall
	Function call counter.
bool	_valid
	Is binding in valid state?

#include <RooInvTransform.h>

Inheritance diagram for RooInvTransform:

Constructor & Destructor Documentation

RooInvTransform()

RooInvTransform::RooInvTransform

(

const RooAbsFunc &

func

)

Constructor.

Definition at line 43 of file RooInvTransform.cxx.

~RooInvTransform()

RooInvTransform::~RooInvTransform ( )

inlineoverride

Definition at line 24 of file RooInvTransform.h.

Member Function Documentation

Class()

static TClass * RooInvTransform::Class ( )

static

Returns

TClass describing this class

Class_Name()

static const char * RooInvTransform::Class_Name ( )

static

Returns

Name of this class

Class_Version()

static constexpr Version_t RooInvTransform::Class_Version ( )

inlinestaticconstexpr

Returns

Version of this class

Definition at line 36 of file RooInvTransform.h.

DeclFileName()

static const char * RooInvTransform::DeclFileName ( )

inlinestatic

Returns

Name of the file containing the class declaration

Definition at line 36 of file RooInvTransform.h.

getMaxLimit()

double RooInvTransform::getMaxLimit ( UInt_t  index ) const

inlineoverridevirtual

Implements RooAbsFunc.

Definition at line 31 of file RooInvTransform.h.

getMinLimit()

double RooInvTransform::getMinLimit ( UInt_t  index ) const

inlineoverridevirtual

Implements RooAbsFunc.

Definition at line 30 of file RooInvTransform.h.

IsA()

TClass * RooInvTransform::IsA ( ) const

inlineoverridevirtual

Returns

TClass describing current object

Reimplemented from RooAbsFunc.

Definition at line 36 of file RooInvTransform.h.

operator()()

double RooInvTransform::operator() ( const double  xvector[] ) const

inlineoverridevirtual

Implements RooAbsFunc.

Definition at line 26 of file RooInvTransform.h.

Streamer()

void RooInvTransform::Streamer ( TBuffer &  )

overridevirtual

Reimplemented from RooAbsFunc.

StreamerNVirtual()

void RooInvTransform::StreamerNVirtual ( TBuffer &  ClassDef_StreamerNVirtual_b )

inline

Definition at line 36 of file RooInvTransform.h.

Member Data Documentation

_func

const RooAbsFunc* RooInvTransform::_func

protected

Input function binding.

Definition at line 34 of file RooInvTransform.h.

Libraries for RooInvTransform:

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

• roofit/roofitcore/inc/RooInvTransform.h
• roofit/roofitcore/src/RooInvTransform.cxx