SparseData class representing the data of a THNSparse histogram The data needs to be converted to a BinData class before fitting using the GetBinData functions.

Definition at line 35 of file SparseData.h.

Public Member Functions
	SparseData (const SparseData &rhs)
	Copy constructor.

	SparseData (const unsigned int dim, double min[], double max[])
	Constructor with a dimension and two arrays.

	SparseData (std::vector< double > &min, std::vector< double > &max)
	Constructor with a vector.

	~SparseData () override
	Destructor.

void	Add (std::vector< double > &min, std::vector< double > &max, const double content, const double error=1.0)
	Adds a new bin specified by the vectors.

void	GetBinData (BinData &) const
	Transforms the data into a ROOT::Fit::BinData structure.

void	GetBinDataIntegral (BinData &) const
	Same as before, but returning a BinData with integral format (containing bin edges)

void	GetBinDataNoZeros (BinData &) const
	Same as before, but including zero content bins.

void	GetPoint (const unsigned int i, std::vector< double > &min, std::vector< double > &max, double &content, double &error)

unsigned int	NDim () const
	Returns the dimension of the object (bins)

unsigned int	NPoints () const
	Returns the number of points stored.

SparseData &	operator= (const SparseData &rhs)
	Assignment operator.

void	PrintList () const
	Debug method to print the list of bins stored.

Public Member Functions inherited from ROOT::Fit::FitData
	FitData (const DataOptions &opt, const DataRange &range, unsigned int maxpoints=0, unsigned int dim=1)
	construct passing options and data range

	FitData (const DataOptions &opt, unsigned int maxpoints=0, unsigned int dim=1)
	construct passing options and default data range

	FitData (const DataRange &range, unsigned int maxpoints, const double *dataX)
	constructor for multi-dim external data and a range (data are copied inside according to the range) Uses as argument an iterator of a list (or vector) containing the const double * of the data An example could be the std::vector<const double *>::begin

	FitData (const DataRange &range, unsigned int maxpoints, const double dataX, const double dataY)
	constructor for multi-dim external data and a range (data are copied inside according to the range) Uses as argument an iterator of a list (or vector) containing the const double * of the data An example could be the std::vector<const double *>::begin

	FitData (const DataRange &range, unsigned int maxpoints, const double dataX, const double dataY, const double *dataZ)
	constructor for multi-dim external data and a range (data are copied inside according to the range) Uses as argument an iterator of a list (or vector) containing the const double * of the data An example could be the std::vector<const double *>::begin

template<class Iterator >
	FitData (const DataRange &range, unsigned int maxpoints, unsigned int dim, Iterator dataItr)
	constructor for multi-dim external data and a range (data are copied inside according to the range) Uses as argument an iterator of a list (or vector) containing the const double * of the data An example could be the std::vector<const double *>::begin

	FitData (const DataRange &range, unsigned int maxpoints=0, unsigned int dim=1)
	construct passing range and default options

	FitData (const FitData &rhs)

	FitData (unsigned int maxpoints=0, unsigned int dim=1)
	construct with default option and data range

	FitData (unsigned int n, const double *dataX)
	constructor from external data for 1D data

	FitData (unsigned int n, const double dataX, const double dataY)
	constructor from external data for 2D data

	FitData (unsigned int n, const double dataX, const double dataY, const double *dataZ)
	constructor from external data for 3D data

template<class Iterator >
	FitData (unsigned int n, unsigned int dim, Iterator dataItr)
	constructor for multi-dim external data (data are not copied inside) Uses as argument an iterator of a list (or vector) containing the const double * of the data An example could be the std::vector<const double *>::begin In case of weighted data, the external data must have a dim+1 lists of data The passed dim refers just to the coordinate size

virtual	~FitData ()
	dummy virtual destructor

void	Add (const double *x)
	add multi-dim coordinate data with only value

void	Add (double x)
	add one dim data with only coordinate and values

void	Append (unsigned int newPoints, unsigned int dim=1)

const double *	Coords (unsigned int ipoint) const
	return a pointer to the coordinates data for the given fit point

const double *	GetCoordComponent (unsigned int ipoint, unsigned int icoord) const
	returns a single coordinate component of a point.

const std::vector< const double * > &	GetCoordDataPtrs () const
	direct access to coord data ptrs

unsigned int	NDim () const
	return coordinate data dimension

unsigned int	NPoints () const
	return number of fit points

FitData &	operator= (const FitData &rhs)

DataOptions &	Opt ()

const DataOptions &	Opt () const
	access to options

const DataRange &	Range () const
	access to range

unsigned int	Size () const
	return number of fit points

Private Attributes
std::unique_ptr< ProxyListBox >	fList

Additional Inherited Members
Protected Member Functions inherited from ROOT::Fit::FitData
void	InitCoordsVector ()
	initializer routines to set the corresponding pointers right The vectors must NOT be resized after this initialization without setting the corresponding pointers in the same moment ( has to be an atomic operation in case of multithreading ).

template<class Iterator >
void	InitFromRange (Iterator dataItr)

void	UnWrap ()

Static Protected Member Functions inherited from ROOT::Fit::FitData
static constexpr unsigned	VectorPadding (const unsigned)
	If VecCore is not defined, there is no vectorization available and the SIMD vector size will always be one.

Protected Attributes inherited from ROOT::Fit::FitData
unsigned int	fDim

unsigned int	fMaxPoints

unsigned int	fNPoints

bool	fWrapped

#include <Fit/SparseData.h>

Inheritance diagram for ROOT::Fit::SparseData:

[legend]

Constructor & Destructor Documentation

◆ SparseData() [1/3]

ROOT::Fit::SparseData::SparseData	(	std::vector< double > &	min,
		std::vector< double > &	max
	)

Constructor with a vector.

Definition at line 193 of file SparseData.cxx.

◆ SparseData() [2/3]

ROOT::Fit::SparseData::SparseData	(	const unsigned int	dim,
		double	min[],
		double	max[]
	)

Constructor with a dimension and two arrays.

Definition at line 203 of file SparseData.cxx.

◆ SparseData() [3/3]

ROOT::Fit::SparseData::SparseData ( const SparseData & rhs )

Copy constructor.

Definition at line 215 of file SparseData.cxx.

◆ ~SparseData()

ROOT::Fit::SparseData::~SparseData ( )

override

Destructor.

Definition at line 227 of file SparseData.cxx.

Member Function Documentation

◆ Add()

void ROOT::Fit::SparseData::Add	(	std::vector< double > &	min,
		std::vector< double > &	max,
		const double	content,
		const double	error = `1.0`
	)

Adds a new bin specified by the vectors.

Definition at line 241 of file SparseData.cxx.

◆ GetBinData()

void ROOT::Fit::SparseData::GetBinData ( BinData & bd ) const

Transforms the data into a ROOT::Fit::BinData structure.

Definition at line 308 of file SparseData.cxx.

◆ GetBinDataIntegral()

void ROOT::Fit::SparseData::GetBinDataIntegral ( BinData & bd ) const

Same as before, but returning a BinData with integral format (containing bin edges)

Definition at line 330 of file SparseData.cxx.

◆ GetBinDataNoZeros()

void ROOT::Fit::SparseData::GetBinDataNoZeros ( BinData & bd ) const

Same as before, but including zero content bins.

Definition at line 348 of file SparseData.cxx.

◆ GetPoint()

void ROOT::Fit::SparseData::GetPoint	(	const unsigned int	i,
		std::vector< double > &	min,
		std::vector< double > &	max,
		double &	content,
		double &	error
	)

Definition at line 278 of file SparseData.cxx.

◆ NDim()

unsigned int ROOT::Fit::SparseData::NDim ( ) const

Returns the dimension of the object (bins)

Definition at line 235 of file SparseData.cxx.

◆ NPoints()

unsigned int ROOT::Fit::SparseData::NPoints ( ) const

Returns the number of points stored.

Definition at line 229 of file SparseData.cxx.

◆ operator=()

SparseData & ROOT::Fit::SparseData::operator= ( const SparseData & rhs )

Assignment operator.

Definition at line 220 of file SparseData.cxx.

◆ PrintList()

void ROOT::Fit::SparseData::PrintList ( ) const

Debug method to print the list of bins stored.

Definition at line 301 of file SparseData.cxx.

Member Data Documentation

◆ fList

std::unique_ptr<ProxyListBox> ROOT::Fit::SparseData::fList

private

Definition at line 76 of file SparseData.h.

Libraries for ROOT::Fit::SparseData: