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AliRoot » PWGLF » STRANGENESS » CASCADES » LIGHTVERTEXERS » AliLightCascadeVertexer

class AliLightCascadeVertexer: public TObject

               Implementation of the cascade vertexer class
          Reads V0s and tracks, writes out cascade vertices
                     Fills the ESD with the cascades
    Origin: Christian Kuhn, IReS, Strasbourg, christian.kuhn@ires.in2p3.fr

Function Members (Methods)

public:
AliLightCascadeVertexer()
AliLightCascadeVertexer(const AliLightCascadeVertexer&)
~AliLightCascadeVertexer()
voidTObject::AbstractMethod(const char* method) const
virtual voidTObject::AppendPad(Option_t* option = "")
virtual voidTObject::Browse(TBrowser* b)
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
virtual voidTObject::Delete(Option_t* option = "")MENU
Double_tDet(Double_t a00, Double_t a01, Double_t a10, Double_t a11) const
Double_tDet(Double_t a00, Double_t a01, Double_t a02, Double_t a10, Double_t a11, Double_t a12, Double_t a20, Double_t a21, Double_t a22) const
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 voidTObject::Error(const char* method, const char* msgfmt) 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
voidGetCuts(Double_t* cuts) const
static voidGetDefaultCuts(Double_t* cuts)
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
virtual Bool_tTObject::IsSortable() const
Bool_tTObject::IsZombie() const
virtual voidTObject::ls(Option_t* option = "") const
voidTObject::MayNotUse(const char* method) 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)
AliLightCascadeVertexer&operator=(const AliLightCascadeVertexer&)
virtual voidTObject::Paint(Option_t* option = "")
virtual voidTObject::Pop()
virtual voidTObject::Print(Option_t* option = "") const
Double_tPropagateToDCA(AliESDv0* vtx, AliExternalTrackParam* trk, Double_t b)
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)
voidSetCuts(const Double_t* cuts)
static voidSetDefaultCuts(const Double_t* cuts)
static voidSetDefaultMaxEta(Double_t lMaxEta)
static voidSetDefaultMinClusters(Double_t lMinClusters)
virtual voidTObject::SetDrawOption(Option_t* option = "")MENU
static voidTObject::SetDtorOnly(void* obj)
voidSetMaxEta(Double_t lMaxEta)
voidSetMinClusters(Double_t lMinClusters)
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
virtual voidTObject::UseCurrentStyle()
Int_tV0sTracks2CascadeVertices(AliESDEvent* event)
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

private:
Double_tfCPAminminimal allowed cosine of the cascade pointing angle
Double_tfChi2maxmaximal allowed chi2
Double_tfDBachMinmin. allowed bachelor impact parameter
Double_tfDCAmaxmaximal allowed DCA between the V0 and the track
Double_tfDV0minmin. allowed V0 impact parameter
Double_tfMassWinwindow around the Lambda mass
Double_tfMaxEtamaximum eta value for track pre-selection
Double_tfMinClustersminimum single-track clusters value (>=)
Double_tfRmaxmax & min radii of the fiducial volume
Double_tfRmin
static Double_tfgCPAminminimal allowed cosine of the cascade pointing angle
static Double_tfgChi2maxmaximal allowed chi2
static Double_tfgDBachMinmin. allowed bachelor impact parameter
static Double_tfgDCAmaxmaximal allowed DCA between the V0 and the track
static Double_tfgDV0minmin. allowed V0 impact parameter
static Double_tfgMassWinwindow around the Lambda mass
static Double_tfgMaxEtamaximum eta value for track pre-selection
static Double_tfgMinClustersminimum single-track clusters value (>=)
static Double_tfgRmaxmax & min radii of the fiducial volume
static Double_tfgRmin

Class Charts

Inheritance Chart:
TObject
AliLightCascadeVertexer

Function documentation

Int_t V0sTracks2CascadeVertices(AliESDEvent* event)
 This function reconstructs cascade vertices
      Adapted to the ESD by I.Belikov (Jouri.Belikov@cern.ch)

Double_t Det(Double_t a00, Double_t a01, Double_t a10, Double_t a11) const
 This function calculates locally a 2x2 determinant

Double_t Det(Double_t a00, Double_t a01, Double_t a02, Double_t a10, Double_t a11, Double_t a12, Double_t a20, Double_t a21, Double_t a22) const
 This function calculates locally a 3x3 determinant

Double_t PropagateToDCA(AliESDv0* vtx, AliExternalTrackParam* trk, Double_t b)
 This function returns the DCA between the V0 and the track

inline AliLightCascadeVertexer()
void SetCuts(const Double_t* cuts)
void SetDefaultCuts(const Double_t* cuts)
void GetCuts(Double_t* cuts) const
void GetDefaultCuts(Double_t* cuts)
void SetDefaultMaxEta(Double_t lMaxEta)
void SetDefaultMinClusters(Double_t lMinClusters)
void SetMaxEta(Double_t lMaxEta)
void SetMinClusters(Double_t lMinClusters)
AliLightCascadeVertexer()