class AliFastJetBkg: public TObject

 Class to calculate the background per unit area
 manages the search for jets
 Authors: Elena Bruna elena.bruna@yale.edu
          Sevil Salur ssalur@lbl.gov

 2011 :
 renamed from AliJetBkg to AliFastJetBkg as this class uses only FASTJET based algos.

Function Members (Methods)

public:

	AliFastJetBkg()
	AliFastJetBkg(const AliFastJetBkg& input)
virtual	~AliFastJetBkg()
void	TObject::AbstractMethod(const char* method) const
virtual void	TObject::AppendPad(Option_t* option = "")
Float_t	BkgChargedFastJet()
Float_t	BkgFastJet()
void	BkgFastJetb(Double_t& x, Double_t& y, Double_t& z)
Float_t	BkgFastJetCone(TClonesArray* fAODJets)
void	BkgFastJetWoHardest(Double_t& x, Double_t& y, Double_t& z)
static Double_t	BkgFunction(Double_t* x, Double_t* par)
Float_t	BkgStat()
virtual void	TObject::Browse(TBrowser* b)
static TClass*	Class()
virtual const char*	TObject::ClassName() const
virtual void	TObject::Clear(Option_t* = "")
virtual TObject*	TObject::Clone(const char* newname = "") const
virtual Int_t	TObject::Compare(const TObject* obj) const
virtual void	TObject::Copy(TObject& object) const
virtual void	TObject::Delete(Option_t* option = "")MENU
virtual Int_t	TObject::DistancetoPrimitive(Int_t px, Int_t py)
virtual void	TObject::Draw(Option_t* option = "")
virtual void	TObject::DrawClass() constMENU
virtual TObject*	TObject::DrawClone(Option_t* option = "") constMENU
virtual void	TObject::Dump() constMENU
Bool_t	EmcalAcceptance(Float_t eta, Float_t phi, Float_t radius) const
virtual void	TObject::Error(const char* method, const char* msgfmt) const
virtual void	TObject::Execute(const char* method, const char* params, Int_t* error = 0)
virtual void	TObject::Execute(TMethod* method, TObjArray* params, Int_t* error = 0)
virtual void	TObject::ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual void	TObject::Fatal(const char* method, const char* msgfmt) const
virtual TObject*	TObject::FindObject(const char* name) const
virtual TObject*	TObject::FindObject(const TObject* obj) const
virtual Option_t*	TObject::GetDrawOption() const
static Long_t	TObject::GetDtorOnly()
virtual const char*	TObject::GetIconName() const
virtual const char*	TObject::GetName() const
virtual char*	TObject::GetObjectInfo(Int_t px, Int_t py) const
static Bool_t	TObject::GetObjectStat()
virtual Option_t*	TObject::GetOption() const
virtual const char*	TObject::GetTitle() const
virtual UInt_t	TObject::GetUniqueID() const
virtual Bool_t	TObject::HandleTimer(TTimer* timer)
virtual ULong_t	TObject::Hash() const
virtual void	TObject::Info(const char* method, const char* msgfmt) const
virtual Bool_t	TObject::InheritsFrom(const char* classname) const
virtual Bool_t	TObject::InheritsFrom(const TClass* cl) const
virtual void	TObject::Inspect() constMENU
void	TObject::InvertBit(UInt_t f)
virtual TClass*	IsA() const
virtual Bool_t	TObject::IsEqual(const TObject* obj) const
virtual Bool_t	TObject::IsFolder() const
Bool_t	TObject::IsOnHeap() const
virtual Bool_t	TObject::IsSortable() const
Bool_t	TObject::IsZombie() const
virtual void	TObject::ls(Option_t* option = "") const
void	TObject::MayNotUse(const char* method) const
virtual Bool_t	TObject::Notify()
void	TObject::Obsolete(const char* method, const char* asOfVers, const char* removedFromVers) const
static void	TObject::operator delete(void* ptr)
static void	TObject::operator delete(void* ptr, void* vp)
static void	TObject::operator delete[](void* ptr)
static void	TObject::operator delete[](void* ptr, void* vp)
void*	TObject::operator new(size_t sz)
void*	TObject::operator new(size_t sz, void* vp)
void*	TObject::operator new[](size_t sz)
void*	TObject::operator new[](size_t sz, void* vp)
AliFastJetBkg&	operator=(const AliFastJetBkg& source)
virtual void	TObject::Paint(Option_t* option = "")
virtual void	TObject::Pop()
virtual void	TObject::Print(Option_t* option = "") const
virtual Int_t	TObject::Read(const char* name)
virtual void	TObject::RecursiveRemove(TObject* obj)
void	TObject::ResetBit(UInt_t f)
virtual void	TObject::SaveAs(const char* filename = "", Option_t* option = "") constMENU
virtual void	TObject::SavePrimitive(basic_ostream<char,char_traits<char> >& out, Option_t* option = "")
void	TObject::SetBit(UInt_t f)
void	TObject::SetBit(UInt_t f, Bool_t set)
virtual void	TObject::SetDrawOption(Option_t* option = "")MENU
static void	TObject::SetDtorOnly(void* obj)
void	SetFastJetInput(AliFastJetInput* fjinput)
void	SetHeader(AliJetHeader* header)
static void	TObject::SetObjectStat(Bool_t stat)
virtual void	TObject::SetUniqueID(UInt_t uid)
virtual void	ShowMembers(TMemberInspector&)
virtual void	Streamer(TBuffer&)
void	StreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
virtual void	TObject::SysError(const char* method, const char* msgfmt) const
Bool_t	TObject::TestBit(UInt_t f) const
Int_t	TObject::TestBits(UInt_t f) const
virtual void	TObject::UseCurrentStyle()
virtual void	TObject::Warning(const char* method, const char* msgfmt) const
virtual Int_t	TObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0)
virtual Int_t	TObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0) const

protected:

virtual void	TObject::DoError(int level, const char* location, const char* fmt, va_list va) const
void	TObject::MakeZombie()

private:

Double_t	CalcRho(vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)
void	CalcRhob(Double_t& median, Double_t& sigma, Double_t& meanarea, vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)
void	CalcRhoWoHardest(Double_t& median, Double_t& sigma, Double_t& meanarea, vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)

Data Members

public:

enum TObject::EStatusBits {	kCanDelete
	kMustCleanup
	kObjInCanvas
	kIsReferenced
	kHasUUID
	kCannotPick
	kNoContextMenu
	kInvalidObject
};
enum TObject::[unnamed] {	kIsOnHeap
	kNotDeleted
	kZombie
	kBitMask
	kSingleKey
	kOverwrite
	kWriteDelete
};

private:

AliJetHeader*	fHeader	! header
AliFastJetInput*	fInputFJ	! input particles

Class Charts

Inheritance Chart:

TObject

←

AliFastJetBkg

Function documentation

AliFastJetBkg()

 Default constructor

AliFastJetBkg(const AliFastJetBkg& input)

 copy constructor

AliFastJetBkg& operator=(const AliFastJetBkg& source)

 Assignment operator.

void BkgFastJetb(Double_t& x, Double_t& y, Double_t& z)

 Bkg estimation

void BkgFastJetWoHardest(Double_t& x, Double_t& y, Double_t& z)

void CalcRhob(Double_t& median, Double_t& sigma, Double_t& meanarea, vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)

 calculate rho using the fastjet method

void CalcRhoWoHardest(Double_t& median, Double_t& sigma, Double_t& meanarea, vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)

 calculate rho (without the hardest jet) using the fastjet method

Float_t BkgFastJet()

 Return background

Float_t BkgChargedFastJet()

 Background for charged jets

Float_t BkgStat()

 background subtraction using statistical method

Float_t BkgFastJetCone(TClonesArray* fAODJets)

 Cone background subtraction method applied on the fastjet: REmove the particles of the
 two largest jets with the given R from the estimation of new rho.

Double_t CalcRho(vector<fastjet::PseudoJet> input_particles, Double_t RparamBkg, TString method)

 calculate rho using the fastjet method

Double_t BkgFunction(Double_t* x, Double_t* par)

 to be implemented--- (pT + Energy in EMCal Acceptance vs Multiplicity)

Bool_t EmcalAcceptance(Float_t eta, Float_t phi, Float_t radius) const

 Apply emcal acceptance cuts
 To be updated

virtual ~AliFastJetBkg()

{;}

void SetHeader(AliJetHeader* header)

{fHeader=header;}

void SetFastJetInput(AliFastJetInput* fjinput)

{fInputFJ=fjinput;}