ROOT logo
AliRoot » PWGDQ » DIELECTRON » AliReducedPair

class AliReducedPair: public TObject

Function Members (Methods)

public:
AliReducedPair()
AliReducedPair(const AliReducedPair& c)
virtual~AliReducedPair()
voidTObject::AbstractMethod(const char* method) const
virtual voidTObject::AppendPad(Option_t* option = "")
virtual voidTObject::Browse(TBrowser* b)
Char_tCandidateId() const
Bool_tCheckMC(const Int_t flag) const
Float_tChi2() const
static TClass*Class()
virtual const char*TObject::ClassName() const
virtual voidTObject::Clear(Option_t* = "")
virtual TObject*TObject::Clone(const char* newname = "") const
virtual Int_tTObject::Compare(const TObject* obj) const
virtual voidTObject::Copy(TObject& object) const
Float_tDecayRadius() 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
Float_tEnergy() const
virtual voidTObject::Error(const char* method, const char* msgfmt) const
Float_tEta() const
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 voidTObject::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_tTObject::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_tTObject::GetObjectStat()
virtual Option_t*TObject::GetOption() const
virtual const char*TObject::GetTitle() const
virtual UInt_tTObject::GetUniqueID() const
virtual Bool_tTObject::HandleTimer(TTimer* timer)
virtual ULong_tTObject::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 voidTObject::Inspect() constMENU
voidTObject::InvertBit(UInt_t f)
virtual TClass*IsA() const
virtual Bool_tTObject::IsEqual(const TObject* obj) const
virtual Bool_tTObject::IsFolder() const
Bool_tTObject::IsOnHeap() const
Bool_tIsOnTheFly() const
Bool_tIsPureV0ALambda() const
Bool_tIsPureV0Gamma() const
Bool_tIsPureV0K0s() const
Bool_tIsPureV0Lambda() const
virtual Bool_tTObject::IsSortable() const
Bool_tTObject::IsZombie() const
Int_tLegId(Int_t leg) const
virtual voidTObject::ls(Option_t* option = "") const
Float_tLxy() const
Float_tLxyErr() const
Float_tMass(Int_t idx = 0) const
voidTObject::MayNotUse(const char* method) const
UInt_tMCid() const
virtual Bool_tTObject::Notify()
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)
Float_tP() const
virtual voidTObject::Paint(Option_t* option = "")
Char_tPairType() const
Float_tPhi() const
Float_tPointingAngle() const
virtual voidTObject::Pop()
virtual voidTObject::Print(Option_t* option = "") const
Float_tPt() const
Float_tPx() const
Float_tPy() const
Float_tPz() const
Float_tRapidity() const
virtual Int_tTObject::Read(const char* name)
virtual voidTObject::RecursiveRemove(TObject* obj)
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 = "")
voidTObject::SetBit(UInt_t f)
voidTObject::SetBit(UInt_t f, Bool_t set)
virtual voidTObject::SetDrawOption(Option_t* option = "")MENU
static voidTObject::SetDtorOnly(void* obj)
static voidTObject::SetObjectStat(Bool_t stat)
virtual voidTObject::SetUniqueID(UInt_t uid)
virtual voidShowMembers(TMemberInspector&)
virtual voidStreamer(TBuffer&)
voidStreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
virtual voidTObject::SysError(const char* method, const char* msgfmt) const
Bool_tTObject::TestBit(UInt_t f) const
Int_tTObject::TestBits(UInt_t f) const
Float_tTheta() const
virtual voidTObject::UseCurrentStyle()
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:
virtual voidTObject::DoError(int level, const char* location, const char* fmt, va_list va) const
voidTObject::MakeZombie()

Data Members

public:
enum CandidateType { kK0sToPiPi
kPhiToKK
kLambda0ToPPi
kALambda0ToPPi
kJpsiToEE
kUpsilon
kGammaConv
kNMaxCandidateTypes
};
enum TObject::EStatusBits { kCanDelete
kMustCleanup
kObjInCanvas
kIsReferenced
kHasUUID
kCannotPick
kNoContextMenu
kInvalidObject
};
enum TObject::[unnamed] { kIsOnHeap
kNotDeleted
kZombie
kBitMask
kSingleKey
kOverwrite
kWriteDelete
};
private:
Char_tfCandidateIdcandidate type (K0s, Lambda, J/psi, phi, etc)
Float_tfChisquarechi2 for the legs matching
Float_tfEtapair eta
UShort_tfLegIds[2]leg ids
Float_tfLxypseudo-proper decay length (pair candidates) or radius of the secondary vertex for V0s
Float_tfLxyErrerror on Lxy
UInt_tfMCidBit map with Monte Carlo info about the pair
Float_tfMass[4]invariant mass for pairs (3 extra mass values for other V0 pid assumptions)
Char_tfPairType0 ++; 1 +-; 2 -- for dielectron pairs; 0- offline, 1- on the fly for V0 candidates
Float_tfPhipair phi in the [0,2*pi) interval
Float_tfPointingAngleangle between the pair momentum vector and the secondary vertex position vector
Float_tfPtpair pt

Class Charts

Inheritance Chart:
TObject
←
AliReducedPair

Function documentation

AliReducedPair()
 Constructor
AliReducedPair(const AliReducedPair& c)
 copy constructor
~AliReducedPair()
 destructor
Float_t Energy() const




Float_t Rapidity() const






Float_t Px() const



{return TMath::Abs(fGlobalPt)*TMath::Cos(fGlobalPhi);}






Float_t Py() const



{return TMath::Abs(fGlobalPt)*TMath::Sin(fGlobalPhi);}






Float_t Pz() const



{return TMath::Abs(fGlobalPt)*TMath::SinH(fGlobalEta);}






Float_t P() const



{return TMath::Abs(fGlobalPt)*TMath::CosH(fGlobalEta);}






Float_t Phi() const



{return fGlobalPhi;}






Float_t Pt() const



{return TMath::Abs(fGlobalPt);}






Float_t Eta() const



{return fGlobalEta;}






Float_t Theta() const



{return TMath::ACos(TMath::TanH(fGlobalEta));}






AliReducedTrack& operator=(const AliReducedPair& c)




Char_t CandidateId() const


 getters




{return fCandidateId;}






Char_t PairType() const



{return fPairType;}






Int_t LegId(Int_t leg) const



{return (leg==0 || leg==1 ? fLegIds[leg] : -1);}






Float_t Mass(Int_t idx = 0) const



{return (idx>=0 && idx<4 ? fMass[idx] : -999.);}






Float_t Lxy() const



{return fLxy;}






Float_t DecayRadius() const



{return fLxy;}






Float_t LxyErr() const



{return fLxyErr;}






Float_t PointingAngle() const



{return fPointingAngle;}






Float_t Chi2() const



{return fChisquare;}






Bool_t IsOnTheFly() const



{return fPairType;}






Bool_t IsPureV0K0s() const



{return (fMCid&(UInt_t(1)<<1));}






Bool_t IsPureV0Lambda() const



{return (fMCid&(UInt_t(1)<<2));}






Bool_t IsPureV0ALambda() const



{return (fMCid&(UInt_t(1)<<3));}






Bool_t IsPureV0Gamma() const



{return (fMCid&(UInt_t(1)<<4));}






UInt_t MCid() const



{return fMCid;}






Bool_t CheckMC(const Int_t flag) const



{return (flag<32 ? (fMCid&(1<<flag)) : kFALSE);}