LauFitDataTree Class Reference

Class to store the input fit variables. More...

#include <LauFitDataTree.hh>

Public Member Functions
	LauFitDataTree (const TString &rootFileName, const TString &rootTreeName)
	Constructor. More...
virtual	~LauFitDataTree ()
	Destructor. More...
const TString &	fileName () const
	Retrieve the file name. More...
const TString &	treeName () const
	Retrieve the tree name. More...
Bool_t	findBranches ()
	Find all of the branches in the tree. More...
void	readAllData ()
	Read all events from the tree. More...
void	readExperimentData (UInt_t iExpt)
	Read events only for the given experiment. More...
void	appendFakePoints (const std::vector< Double_t > &xCoords, const std::vector< Double_t > &yCoords)
	Add fake events to the data. More...
UInt_t	nBranches () const
	Obtain the number of branches in the tree. More...
UInt_t	nTreeEvents () const
	Retrieve the number of events in the tree. More...
UInt_t	nEvents () const
	Retrieve the number of events. More...
UInt_t	nFakeEvents () const
	Retrieve the number of fake events. More...
UInt_t	nTotalEvents () const
	Retrieve the total number of events. More...
Bool_t	haveBranch (const TString &name) const
	Check if the named branch is stored. More...
const LauFitData &	getData (UInt_t iEvt) const
	Retrieve the data for a given event. More...
void	disableAllBranches () const
	Disable all branches. More...
void	enableAllBranches () const
	Enable all branches. More...
void	enableBranch (const TString &name) const
	Enable the named branch. More...
void	disableBranch (const TString &name) const
	Disable the named branch. More...

Protected Member Functions
void	openFileAndTree ()
	Open the file and tree. More...
void	loadData ()
	Load events from the tree. More...

Private Types
typedef std::map< TString, UInt_t >	LauNameIndexMap
	The type used to map the leaf names to the vector indices. More...
typedef std::vector< Double_t >	LauEventData
	The type used to contain the data for each event. More...
typedef std::vector< TLeaf * >	LauLeafList
	The type used to hold the leaves. More...

Private Member Functions
	LauFitDataTree (const LauFitDataTree &rhs)
	Copy constructor (not implemented) More...
LauFitDataTree &	operator= (const LauFitDataTree &rhs)
	Copy assignment operator (not implemented) More...

Private Attributes
TString	rootFileName_
	The name of the file containing the data. More...
TString	rootTreeName_
	The name of the tree ocntaining the data. More...
TFile *	rootFile_
	The file containing the data. More...
TTree *	rootTree_
	The tree containing the data. More...
TEventList *	eventList_
	A list of the events in the current experiment. More...
LauNameIndexMap	leafNames_
	Stores the mapping from the leaf names to the vector indices. More...
LauEventData	eventData_
	Stores the current event. More...
LauFitData	eventDataOut_
	Stores the current event (for external use) More...
LauLeafList	leaves_
	The leaf objects. More...
std::vector< LauEventData >	treeEvents_
	The events read from the tree. More...
std::vector< LauEventData >	fakeEvents_
	The fake events, which are not from the tree. More...

Detailed Description

Class to store the input fit variables.

Events are loaded from a tree and fake events may be added manually.

Definition at line 37 of file LauFitDataTree.hh.

Member Typedef Documentation

typedef std::vector<Double_t> LauFitDataTree::LauEventData

private

The type used to contain the data for each event.

Definition at line 169 of file LauFitDataTree.hh.

typedef std::vector<TLeaf*> LauFitDataTree::LauLeafList

private

The type used to hold the leaves.

Definition at line 172 of file LauFitDataTree.hh.

typedef std::map<TString,UInt_t> LauFitDataTree::LauNameIndexMap

private

The type used to map the leaf names to the vector indices.

Definition at line 166 of file LauFitDataTree.hh.

Constructor & Destructor Documentation

LauFitDataTree::LauFitDataTree	(	const TString &	rootFileName,
		const TString &	rootTreeName
	)

Constructor.

Parameters

[in]	rootFileName	the name of the file containing the data
[in]	rootTreeName	the name of the tree containing the data

Definition at line 29 of file LauFitDataTree.cc.

LauFitDataTree::~LauFitDataTree ( )

virtual

Destructor.

Definition at line 41 of file LauFitDataTree.cc.

LauFitDataTree::LauFitDataTree ( const LauFitDataTree &  rhs )

private

Copy constructor (not implemented)

Member Function Documentation

void LauFitDataTree::appendFakePoints	(	const std::vector< Double_t > &	xCoords,
		const std::vector< Double_t > &	yCoords
	)

Add fake events to the data.

Used, for example, for storing the information on the histogram bin centres for calculating the DP smearing of mis-reconstructed events, see, for example, LauSimpleFitModel::splitSignalComponent and LauScfMap

Parameters

[in]	xCoords	the values of m13 squared for the fake events
[in]	yCoords	the values of m23 squared for the fake events

Definition at line 182 of file LauFitDataTree.cc.

void LauFitDataTree::disableAllBranches

(

)

const

Disable all branches.

Definition at line 243 of file LauFitDataTree.cc.

void LauFitDataTree::disableBranch

(

const TString &

name

)

const

Disable the named branch.

Parameters

[in]

name

the name of the branch

Definition at line 258 of file LauFitDataTree.cc.

void LauFitDataTree::enableAllBranches

(

)

const

Enable all branches.

Definition at line 248 of file LauFitDataTree.cc.

void LauFitDataTree::enableBranch

(

const TString &

name

)

const

Enable the named branch.

Parameters

[in]

name

the name of the branch

Definition at line 253 of file LauFitDataTree.cc.

const TString& LauFitDataTree::fileName ( ) const

inline

Retrieve the file name.

Returns

the file name

Definition at line 54 of file LauFitDataTree.hh.

Bool_t LauFitDataTree::findBranches

(

)

Find all of the branches in the tree.

Returns

true if sucessful, otherwise returns false and prints an error message

Definition at line 78 of file LauFitDataTree.cc.

const LauFitData & LauFitDataTree::getData

(

UInt_t

iEvt

)

const

Retrieve the data for a given event.

Parameters

[in]

iEvt

the index of the event

Returns

the event data

Definition at line 312 of file LauFitDataTree.cc.

Bool_t LauFitDataTree::haveBranch

(

const TString &

name

)

const

Check if the named branch is stored.

Parameters

[in]

name

the name of the branch

Returns

true if the branch is stored, otherwise return false

Definition at line 237 of file LauFitDataTree.cc.

void LauFitDataTree::loadData ( )

protected

Load events from the tree.

If an event list is present, load only those events, otherwise load all events

Definition at line 263 of file LauFitDataTree.cc.

UInt_t LauFitDataTree::nBranches

(

)

const

Obtain the number of branches in the tree.

Returns

the number of branches

Definition at line 170 of file LauFitDataTree.cc.

UInt_t LauFitDataTree::nEvents ( ) const

inline

Retrieve the number of events.

Returns

the number of events in the current experiment if one is selected, otherwise the total number of events in the tree

Definition at line 102 of file LauFitDataTree.hh.

UInt_t LauFitDataTree::nFakeEvents ( ) const

inline

Retrieve the number of fake events.

Returns

the number of fake events

Definition at line 108 of file LauFitDataTree.hh.

UInt_t LauFitDataTree::nTotalEvents ( ) const

inline

Retrieve the total number of events.

Returns

the total number of events

Definition at line 114 of file LauFitDataTree.hh.

UInt_t LauFitDataTree::nTreeEvents ( ) const

inline

Retrieve the number of events in the tree.

Returns

the number of events in the tree

Definition at line 96 of file LauFitDataTree.hh.

void LauFitDataTree::openFileAndTree ( )

protected

Open the file and tree.

Definition at line 50 of file LauFitDataTree.cc.

LauFitDataTree& LauFitDataTree::operator= ( const LauFitDataTree &  rhs )

private

Copy assignment operator (not implemented)

void LauFitDataTree::readAllData

(

)

Read all events from the tree.

Definition at line 306 of file LauFitDataTree.cc.

void LauFitDataTree::readExperimentData

(

UInt_t

iExpt

)

Read events only for the given experiment.

Parameters

[in]

iExpt

the experiment to read

Definition at line 144 of file LauFitDataTree.cc.

const TString& LauFitDataTree::treeName ( ) const

inline

Retrieve the tree name.

Returns

the tree name

Definition at line 60 of file LauFitDataTree.hh.

Member Data Documentation

LauEventData LauFitDataTree::eventData_

mutableprivate

Stores the current event.

Definition at line 193 of file LauFitDataTree.hh.

LauFitData LauFitDataTree::eventDataOut_

mutableprivate

Stores the current event (for external use)

Definition at line 196 of file LauFitDataTree.hh.

TEventList* LauFitDataTree::eventList_

private

A list of the events in the current experiment.

Definition at line 187 of file LauFitDataTree.hh.

std::vector<LauEventData> LauFitDataTree::fakeEvents_

private

The fake events, which are not from the tree.

Definition at line 205 of file LauFitDataTree.hh.

LauNameIndexMap LauFitDataTree::leafNames_

private

Stores the mapping from the leaf names to the vector indices.

Definition at line 190 of file LauFitDataTree.hh.

LauLeafList LauFitDataTree::leaves_

private

The leaf objects.

Definition at line 199 of file LauFitDataTree.hh.

TFile* LauFitDataTree::rootFile_

private

The file containing the data.

Definition at line 181 of file LauFitDataTree.hh.

TString LauFitDataTree::rootFileName_

private

The name of the file containing the data.

Definition at line 175 of file LauFitDataTree.hh.

TTree* LauFitDataTree::rootTree_

private

The tree containing the data.

Definition at line 184 of file LauFitDataTree.hh.

TString LauFitDataTree::rootTreeName_

private

The name of the tree ocntaining the data.

Definition at line 178 of file LauFitDataTree.hh.

std::vector<LauEventData> LauFitDataTree::treeEvents_

private

The events read from the tree.

Definition at line 202 of file LauFitDataTree.hh.

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

• inc/LauFitDataTree.hh
• src/LauFitDataTree.cc