Added new cuts for (TPC pid & TOF match) and (TPC pid & TOF veto) for K* pA analysis
[u/mrichter/AliRoot.git] / PWGLF / RESONANCES / AliRsnMiniValue.h
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03d23846 1#ifndef ALIRSNMINIVALUE_H
2#define ALIRSNMINIVALUE_H
3
4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
61f275d1 6
03d23846 7////////////////////////////////////////////////////////////////////////////////
8//
9// Values which depend on 4-momentum of the pair.
10//
11////////////////////////////////////////////////////////////////////////////////
12
13class AliRsnMiniPair;
14class AliRsnMiniEvent;
15
16class AliRsnMiniValue : public TNamed {
17public:
18
19 enum EType {
20 kVz, // event Z position of primary vertex
21 kMult, // event multiplicity or centrality (depends on task settings)
22 kPlaneAngle, // event reaction plane angle
23 kLeadingPt, // event leading particle momentum
24 kEventCuts, // -- limit of event cuts ----------------------------------------------------
25 kPt, // pair transverse momentum
26 kPz, // pair longitudinal momentum
27 kInvMass, // pair invariant mass (with reconstructed momenta)
28 kInvMassRes, // pair invariant mass resolution
2d21288f 29 kInvMassDiff, // pair invariant mass difference (MC - reconstructed)
03d23846 30 kEta, // pair pseudo-rapidity
31 kMt, // pair transverse mass (need a reference mass)
32 kY, // pair rapidity (need a reference mass)
33 kPtRatio, // ratio |pt1 - pt2|/(pt1 + pt2) of daughter transverse momenta
34 kDipAngle, // inverse cosine of the angle between daughter vector momenta
35 kCosThetaStar, // polarization angle
36 kAngleLeading, // angle to leading particle
37 kTypes // -- general limit ----------------------------------------------------------
38 };
39
40 AliRsnMiniValue(EType type = kTypes, Bool_t useMC = kFALSE);
61f275d1 41 AliRsnMiniValue(const AliRsnMiniValue &copy);
42 AliRsnMiniValue &operator=(const AliRsnMiniValue &copy);
03d23846 43 virtual ~AliRsnMiniValue() { }
44
45 void SetType(EType type) {fType = type;}
46 EType GetType() const {return fType;}
61f275d1 47 const char *GetTypeName() const {return TypeName(fType);}
03d23846 48 Bool_t IsEventValue() const {return (fType < kEventCuts);}
61f275d1 49
03d23846 50 Float_t Eval(AliRsnMiniPair *pair, AliRsnMiniEvent *event = 0x0);
61f275d1 51
52 static const char *TypeName(EType type);
53 static const char *ValueName(EType type, Bool_t useMC);
03d23846 54
55protected:
56
57 EType fType; // type from enumeration
58 Bool_t fUseMCInfo; // switch to use rec/sim momentum
61f275d1 59
03d23846 60 ClassDef(AliRsnMiniValue, 1) // AliRsnMiniValue class
61};
62
61f275d1 63inline const char *AliRsnMiniValue::ValueName(EType type, Bool_t useMC)
03d23846 64{
65//
66// Define a criterion to name these object.
67// They are not managed by the user, since each object is a singleton
68//
69
61f275d1 70 if (useMC)
03d23846 71 return Form("MC_%s", TypeName(type));
72 else
73 return TypeName(type);
74}
75
76#endif