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class AliAnalysisTrackingUncertainties: public AliAnalysisTaskSE


Analysis task for the systematic study of the uncertainties related to
the tracking and ITS-TPC matching efficiency for different particle
species.


Function Members (Methods)

public:
AliAnalysisTrackingUncertainties()
AliAnalysisTrackingUncertainties(const char* name)
virtual~AliAnalysisTrackingUncertainties()
virtual voidTTask::Abort()MENU
voidTObject::AbstractMethod(const char* method) const
virtual voidTTask::Add(TTask* task)
virtual voidAliAnalysisTaskSE::AddAODBranch(const char* cname, void* addobj, const char* fname = "")
virtual AliAODEvent*AliAnalysisTaskSE::AODEvent() const
virtual voidTObject::AppendPad(Option_t* option = "")
Bool_tAliAnalysisTask::AreSlotsConnected()
virtual voidTTask::Browse(TBrowser* b)
Bool_tAliAnalysisTask::CheckCircularDeps()
voidAliAnalysisTask::CheckNotify(Bool_t init = kFALSE)
virtual Bool_tAliAnalysisTask::CheckOwnership() const
virtual Bool_tAliAnalysisTask::CheckPostData() const
static TClass*Class()
virtual const char*TObject::ClassName() const
virtual voidTTask::CleanTasks()
virtual voidTTask::Clear(Option_t* option = "")
virtual TObject*TNamed::Clone(const char* newname = "") const
virtual Int_tTNamed::Compare(const TObject* obj) const
Bool_tAliAnalysisTask::ConnectInput(Int_t islot, AliAnalysisDataContainer* cont)
virtual voidAliAnalysisTaskSE::ConnectInputData(Option_t* option = "")
Bool_tAliAnalysisTask::ConnectOutput(Int_t islot, AliAnalysisDataContainer* cont)
virtual voidTTask::Continue()MENU
virtual voidTNamed::Copy(TObject& named) const
virtual voidAliAnalysisTaskSE::CreateOutputObjects()
virtual const char*AliAnalysisTaskSE::CurrentFileName()
virtual Int_tAliAnalysisTaskSE::DebugLevel() const
virtual voidTObject::Delete(Option_t* option = "")MENU
virtual Int_tTObject::DistancetoPrimitive(Int_t px, Int_t py)
virtual voidTObject::Draw(Option_t* option = "")
virtual voidTObject::DrawClass() constMENU
virtual TObject*TObject::DrawClone(Option_t* option = "") constMENU
virtual voidTObject::Dump() constMENU
virtual Long64_tAliAnalysisTaskSE::Entry() const
virtual voidTObject::Error(const char* method, const char* msgfmt) const
virtual AliESDfriend*AliAnalysisTaskSE::ESDfriend() const
virtual const AliEventTag*AliAnalysisTaskSE::EventTag() const
voidExcludeMomFromChi2ITSTPC(Bool_t ex = kTRUE)
virtual voidAliAnalysisTaskSE::Exec(Option_t* option)
virtual voidTObject::Execute(const char* method, const char* params, Int_t* error = 0)
virtual voidTObject::Execute(TMethod* method, TObjArray* params, Int_t* error = 0)
virtual voidTObject::ExecuteEvent(Int_t event, Int_t px, Int_t py)
virtual voidTTask::ExecuteTask(Option_t* option = "0")MENU
virtual voidTTask::ExecuteTasks(Option_t* option)
virtual voidTObject::Fatal(const char* method, const char* msgfmt) const
virtual voidTNamed::FillBuffer(char*& buffer)
virtual TObject*TObject::FindObject(const char* name) const
virtual TObject*TObject::FindObject(const TObject* obj) const
virtual voidAliAnalysisTask::FinishTaskOutput()
voidAliAnalysisTask::GetBranches(const char* type, TString& result) const
Int_tTTask::GetBreakin() const
Int_tTTask::GetBreakout() const
virtual UInt_tAliAnalysisTaskSE::GetCollisionCandidates() const
virtual Option_t*TObject::GetDrawOption() const
static Long_tTObject::GetDtorOnly()
virtual const char*TObject::GetIconName() const
TObject*AliAnalysisTask::GetInputData(Int_t islot) const
AliAnalysisDataSlot*AliAnalysisTask::GetInputSlot(Int_t islot) const
TClass*AliAnalysisTask::GetInputType(Int_t islot) const
TList*TTask::GetListOfTasks() const
virtual const char*TNamed::GetName() const
Int_tAliAnalysisTask::GetNinputs() const
Int_tAliAnalysisTask::GetNoutputs() const
virtual char*TObject::GetObjectInfo(Int_t px, Int_t py) const
static Bool_tTObject::GetObjectStat()
virtual Option_t*TObject::GetOption() const
TObject*AliAnalysisTask::GetOutputData(Int_t islot) const
AliAnalysisDataSlot*AliAnalysisTask::GetOutputSlot(Int_t islot) const
TClass*AliAnalysisTask::GetOutputType(Int_t islot) const
TObject*AliAnalysisTask::GetPublishedData() const
virtual TList*AliAnalysisTaskSE::GetQAHistos() const
virtual const char*TNamed::GetTitle() const
virtual UInt_tTObject::GetUniqueID() const
virtual Bool_tTObject::HandleTimer(TTimer* timer)
Bool_tAliAnalysisTask::HasBranches() const
Bool_tAliAnalysisTask::HasExecuted() const
virtual ULong_tTNamed::Hash() const
virtual voidTObject::Info(const char* method, const char* msgfmt) const
virtual Bool_tTObject::InheritsFrom(const char* classname) const
virtual Bool_tTObject::InheritsFrom(const TClass* cl) const
virtual voidAliAnalysisTaskSE::Init()
voidInitializeTrackCutHistograms()
virtual AliVEvent*AliAnalysisTaskSE::InputEvent() const
virtual voidTObject::Inspect() constMENU
voidTObject::InvertBit(UInt_t f)
virtual TClass*IsA() const
Bool_tTTask::IsActive() const
Bool_tAliAnalysisTask::IsChecked() const
virtual Bool_tTObject::IsEqual(const TObject* obj) const
virtual Bool_tAliAnalysisTaskSE::IsEventInBinZero()
virtual Bool_tTTask::IsFolder() const
Bool_tAliAnalysisTask::IsInitialized() const
Bool_tTObject::IsOnHeap() const
Bool_tAliAnalysisTask::IsOutputReady(Int_t islot) const
Bool_tAliAnalysisTask::IsPostEventLoop() const
Bool_tAliAnalysisTask::IsReady() const
virtual Bool_tTNamed::IsSortable() const
virtual Bool_tAliAnalysisTaskSE::IsStandardAOD() const
Bool_tAliAnalysisTask::IsUsed() const
Bool_tAliAnalysisTask::IsZombie() const
voidAliAnalysisTaskSE::LoadBranches() const
virtual voidAliAnalysisTask::LocalInit()
virtual voidTTask::ls(Option_t* option = "*") constMENU
voidMatch(const AliESDtrack* tr0, const AliESDtrack* tr1, Int_t& nmatch, Bool_t excludeMom = kFALSE, Double_t rotate = 0)
voidTObject::MayNotUse(const char* method) const
virtual AliMCEvent*AliAnalysisTaskSE::MCEvent() const
virtual Bool_tAliAnalysisTaskSE::Notify()
virtual Bool_tAliAnalysisTask::NotifyBinChange()
virtual voidAliAnalysisTaskSE::NotifyRun()
voidTObject::Obsolete(const char* method, const char* asOfVers, const char* removedFromVers) const
static voidTObject::operator delete(void* ptr)
static voidTObject::operator delete(void* ptr, void* vp)
static voidTObject::operator delete[](void* ptr)
static voidTObject::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)
virtual TTree*AliAnalysisTaskSE::OutputTree() const
virtual voidTObject::Paint(Option_t* option = "")
virtual voidTObject::Pop()
virtual voidTNamed::Print(Option_t* option = "") const
voidAliAnalysisTask::PrintContainers(Option_t* option = "all", Int_t indent = 0) const
virtual voidAliAnalysisTask::PrintTask(Option_t* option = "all", Int_t indent = 0) const
voidProcessItsTpcMatching()
voidProcessTrackCutVariation()
Bool_tAliAnalysisTask::ProducersTouched() const
virtual Int_tTObject::Read(const char* name)
virtual voidTObject::RecursiveRemove(TObject* obj)
virtual voidAliAnalysisTask::Reset()
voidTObject::ResetBit(UInt_t f)
virtual voidTObject::SaveAs(const char* filename = "", Option_t* option = "") constMENU
virtual voidTObject::SavePrimitive(basic_ostream<char,char_traits<char> >& out, Option_t* option = "")
virtual voidAliAnalysisTaskSE::SelectCollisionCandidates(UInt_t offlineTriggerMask = AliVEvent::kMB)
voidTTask::SetActive(Bool_t active = kTRUE)TOGGLE
voidTObject::SetBit(UInt_t f)
voidTObject::SetBit(UInt_t f, Bool_t set)
voidAliAnalysisTask::SetBranches(const char* names)
voidTTask::SetBreakin(Int_t breakin = 1)TOGGLE
voidTTask::SetBreakout(Int_t breakout = 1)TOGGLE
voidAliAnalysisTask::SetChecked(Bool_t flag = kTRUE)
virtual voidAliAnalysisTaskSE::SetDebugLevel(Int_t level)
virtual voidTObject::SetDrawOption(Option_t* option = "")MENU
static voidTObject::SetDtorOnly(void* obj)
voidSetESDtrackCuts(AliESDtrackCuts* trackCuts)
virtual voidTNamed::SetName(const char* name)MENU
virtual voidTNamed::SetNameTitle(const char* name, const char* title)
static voidTObject::SetObjectStat(Bool_t stat)
voidAliAnalysisTask::SetPostEventLoop(Bool_t flag = kTRUE)
virtual voidTNamed::SetTitle(const char* title = "")MENU
virtual voidTObject::SetUniqueID(UInt_t uid)
voidAliAnalysisTask::SetUsed(Bool_t flag = kTRUE)
voidAliAnalysisTask::SetZombie(Bool_t flag = kTRUE)
virtual voidShowMembers(TMemberInspector&)
virtual Int_tTNamed::Sizeof() const
virtual voidStreamer(TBuffer&)
voidStreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
virtual voidTObject::SysError(const char* method, const char* msgfmt) const
virtual voidTerminate(Option_t*)
Bool_tTObject::TestBit(UInt_t f) const
Int_tTObject::TestBits(UInt_t f) const
virtual voidTObject::UseCurrentStyle()
virtual voidUserCreateOutputObjects()
virtual voidUserExec(Option_t* option)
virtual voidAliAnalysisTaskSE::UserExecMix(Option_t*)
virtual Bool_tAliAnalysisTaskSE::UserNotify()
virtual voidTObject::Warning(const char* method, const char* msgfmt) const
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0)
virtual Int_tTObject::Write(const char* name = 0, Int_t option = 0, Int_t bufsize = 0) const
protected:
voidAliAnalysisTaskSE::ConnectMultiHandler()
voidAliAnalysisTask::DefineInput(Int_t islot, TClass* type)
voidAliAnalysisTask::DefineOutput(Int_t islot, TClass* type)
voidAliAnalysisTaskSE::DisconnectMultiHandler()
virtual voidTObject::DoError(int level, const char* location, const char* fmt, va_list va) const
voidAliAnalysisTask::EnableBranch(Int_t islot, const char* bname) const
char*AliAnalysisTask::GetBranchAddress(Int_t islot, const char* branch) const
voidTObject::MakeZombie()
TFile*AliAnalysisTask::OpenFile(Int_t iout, Option_t* option = "RECREATE") const
Bool_tAliAnalysisTask::PostData(Int_t iout, TObject* data, Option_t* option = "")
Bool_tAliAnalysisTask::SetBranchAddress(Int_t islot, const char* branch, void* address) const
private:
AliAnalysisTrackingUncertainties(const AliAnalysisTrackingUncertainties&)
voidBinLogAxis(const THn* h, Int_t axisNumber)
AliAnalysisTrackingUncertainties::ESpecies_tGetPid(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
Bool_tIsConsistentWithPid(Int_t type, const AliESDtrack *const tr)
Bool_tIsElectron(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
Bool_tIsKaon(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
Bool_tIsPion(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
Bool_tIsProton(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
Bool_tIsVertexAccepted(AliESDEvent* esd, Float_t& vertexZ)
AliAnalysisTrackingUncertainties&operator=(const AliAnalysisTrackingUncertainties&)

Data Members

public:
enum ESpecies_t { kSpecElectron
kSpecPion
kSpecKaon
kSpecProton
kUndef
kAll
};
enum AliAnalysisTask::EAnalysisTaskFlags { kTaskUsed
kTaskZombie
kTaskChecked
kTaskPostEventLoop
};
enum TObject::EStatusBits { kCanDelete
kMustCleanup
kObjInCanvas
kIsReferenced
kHasUUID
kCannotPick
kNoContextMenu
kInvalidObject
};
enum TObject::[unnamed] { kIsOnHeap
kNotDeleted
kZombie
kBitMask
kSingleKey
kOverwrite
kWriteDelete
};
protected:
Bool_tTTask::fActivetrue if task is active
TStringAliAnalysisTask::fBranchNamesList of input branches that need to be loaded for this task
Int_tTTask::fBreakin=1 if a break point set at task extry
Int_tTTask::fBreakout=1 if a break point set at task exit
Int_tAliAnalysisTaskSE::fCurrentRunNumber! Current run number
Int_tAliAnalysisTaskSE::fDebugDebug flag
AliESDfriend*AliAnalysisTaskSE::fESDfriend! ESD friend
Int_tAliAnalysisTaskSE::fEntryCurrent entry in the chain
Bool_tTTask::fHasExecutedTrue if task has executed
TList*AliAnalysisTaskSE::fHistosQA! Output histos for QA
Bool_tAliAnalysisTask::fInitializedTrue if Init() was called
AliVEvent*AliAnalysisTaskSE::fInputEvent! VEvent Input
AliInputEventHandler*AliAnalysisTaskSE::fInputHandler! Input Handler
TObjArray*AliAnalysisTask::fInputsArray of input slots
AliMCEvent*AliAnalysisTaskSE::fMCEvent! MC
AliInputEventHandler*AliAnalysisTaskSE::fMCEventHandler! pointer to MCEventHandler
AliMultiInputEventHandler*AliAnalysisTaskSE::fMultiInputHandler! pointer to multihandler
TStringTNamed::fNameobject identifier
Int_tAliAnalysisTask::fNinputsNumber of inputs
Int_tAliAnalysisTask::fNoutputsNumber of outputs
UInt_tAliAnalysisTaskSE::fOfflineTriggerMaskTask processes collision candidates only
TStringTTask::fOptionOption specified in ExecuteTask
AliAODEvent*AliAnalysisTaskSE::fOutputAOD! AOD out
Bool_t*AliAnalysisTask::fOutputReady[fNoutputs] Flags for output readyness
TObjArray*AliAnalysisTask::fOutputsArray of output slots
TObject*AliAnalysisTask::fPublishedData! published data
Bool_tAliAnalysisTask::fReadyFlag if the task is ready
TList*TTask::fTasksList of Tasks
TStringTNamed::fTitleobject title
TTree*AliAnalysisTaskSE::fTreeAAOD output Tree
static TClonesArray*AliAnalysisTaskSE::fgAODCaloClusters! CaloClusters for replication
static TClonesArray*AliAnalysisTaskSE::fgAODDimuons! Dimuons replication
static AliAODCaloTrigger*AliAnalysisTaskSE::fgAODEMCALTrigger! Emcal Trigger for replication
static AliAODCaloCells*AliAnalysisTaskSE::fgAODEmcalCells! Emcal Cell replication
static TClonesArray*AliAnalysisTaskSE::fgAODFMDClusters! FMDClusters for replication
static AliAODHeader*AliAnalysisTaskSE::fgAODHeader! Header for replication
static TClonesArray*AliAnalysisTaskSE::fgAODHmpidRings! HMPID replication
static TClonesArray*AliAnalysisTaskSE::fgAODJets! Jets for replication
static TClonesArray*AliAnalysisTaskSE::fgAODMCParticles! MC Particles for replicatio
static AliAODCaloTrigger*AliAnalysisTaskSE::fgAODPHOSTrigger! Phos Trigger for replication
static TClonesArray*AliAnalysisTaskSE::fgAODPMDClusters! PMDClusters for replication
static AliAODCaloCells*AliAnalysisTaskSE::fgAODPhosCells! Phos Cell replication
static AliAODTracklets*AliAnalysisTaskSE::fgAODTracklets! Tracklets for replication
static TClonesArray*AliAnalysisTaskSE::fgAODTracks! Tracks for replication
static TClonesArray*AliAnalysisTaskSE::fgAODV0s! V0s for replication
static AliAODVZERO*AliAnalysisTaskSE::fgAODVZERO! VZERO for replication
static TClonesArray*AliAnalysisTaskSE::fgAODVertices! Vertices for replication
static TTask*TTask::fgBeginTaskpointer to task initiator
static TTask*TTask::fgBreakPointpointer to current break point
static AliTOFHeader*AliAnalysisTaskSE::fgTOFHeader! TOFHeader for replication
private:
AliESDEvent*fESD! ESD object
AliESDpid*fESDpid! basic pid object
AliESDtrackCuts*fESDtrackCutscut set which is under study
Bool_tfExcludeMomFromChi2ITSTPCITS->TPC : exclude momentum from matching chi2 calculation
TList*fListHist! output list for histograms
Bool_tfMCtrueflag if real data or MC is processed
Double_tfMatchChi[5]
const AliESDtrack*fMatchTr[5]
AliAnalysisUtils*fUtils! vertex and event selection classes

Class Charts

Inheritance Chart:
TTask
AliAnalysisTask
AliAnalysisTaskSE
AliAnalysisTrackingUncertainties

Function documentation

AliAnalysisTrackingUncertainties()
 default Constructor
 fast compilation test

     gSystem->Load("libANALYSIS");
     gSystem->Load("libANALYSISalice");
     .L AliAnalysisTrackingUncertainties.cxx++

AliAnalysisTrackingUncertainties(const char* name)
 standard constructur which should be used

void UserCreateOutputObjects()
 Create histograms
 Called once

void UserExec(Option_t* option)
 main event loop

void ProcessItsTpcMatching()
 check how many its-sa tracks get matched to TPC

void Match(const AliESDtrack* tr0, const AliESDtrack* tr1, Int_t& nmatch, Bool_t excludeMom = kFALSE, Double_t rotate = 0)
 check if two tracks are matching, possible rotation for combinatoric backgr.


void ProcessTrackCutVariation()
 fill track cut variation histograms - undo cuts step-by-step and fill histograms


 initialize histograms

void Terminate(Option_t* )
 Draw result to the screen
 Called once at the end of the query
void BinLogAxis(const THn* h, Int_t axisNumber)
 Method for the correct logarithmic binning of histograms

Bool_t IsVertexAccepted(AliESDEvent* esd, Float_t& vertexZ)
 function to check if a proper vertex is reconstructed and write z-position in vertexZ

Bool_t IsElectron(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
 Selection of electron candidates using the upper half of the TPC sigma band, starting at
 the mean ignoring its shift, and going up to 3 sigma above the mean. In case TOF information
 is available, tracks which are incompatible with electrons within 3 sigma are rejected. If
 no TOF information is used, the momentum regions where the kaon and the proton line cross
 the electron line are cut out using a 3 sigma cut around the kaon or proton line.

Bool_t IsConsistentWithPid(Int_t type, const AliESDtrack *const tr)
 just check if the PID is consistent with a given hypothesis in order to
 investigate effects which are only dependent on the energy loss.

Bool_t IsPion(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
 Selectron of pion candidates
 @TODO: To be implemented

Bool_t IsKaon(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
 Selection of kaon candidates
 @TODO: To be implemented

Bool_t IsProton(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
 Selection of proton candidates
 @TODO: To be implemented

void InitializeTrackCutHistograms()
 create histograms for the track cut studies


 (1.) number of clusters
                               0-ncl, 1-pt, 2-eta,         3-phi, 4-pid(0-3 -> electron-proton, 4 -> undef, 5 -> all)
AliAnalysisTrackingUncertainties(const char* name)
virtual ~AliAnalysisTrackingUncertainties()
{}
void SetESDtrackCuts(AliESDtrackCuts* trackCuts)
{fESDtrackCuts = trackCuts;}
void ExcludeMomFromChi2ITSTPC(Bool_t ex = kTRUE)
ESpecies_t GetPid(const AliESDtrack *const tr, Bool_t useTPCTOF = kFALSE) const
AliAnalysisTrackingUncertainties& operator=(const AliAnalysisTrackingUncertainties& )