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Commit | Line | Data |
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110620ce | 1 | // |
2 | // All cuts for single kaons in phi analysis 2010 | |
3 | // | |
4 | ||
5 | #include <Riostream.h> | |
6 | ||
7 | #include "AliPID.h" | |
8 | #include "AliPIDResponse.h" | |
9 | #include "AliRsnCutKaonForPhi2010PP.h" | |
10 | ||
11 | ClassImp(AliRsnCutKaonForPhi2010PP) | |
12 | ||
13 | //__________________________________________________________________________________________________ | |
14 | AliRsnCutKaonForPhi2010PP::AliRsnCutKaonForPhi2010PP(const char *name) : | |
15 | AliRsnCut(name, AliRsnTarget::kDaughter, -3.0, 3.0), | |
16 | fNSigmaTPCLow(5.0), | |
17 | fNSigmaTPCHigh(3.0), | |
18 | fLimitTPC(0.350), | |
19 | fNSigmaTOF(3.0), | |
20 | fCutQuality(Form("%sQuality", name)) | |
21 | { | |
22 | // | |
23 | // Constructor | |
24 | // Initialize the contained cuts and sets defaults | |
25 | // | |
26 | ||
27 | // track quality | |
28 | //fCutQuality.AddStatusFlag(AliESDtrack::kTPCin , kTRUE); | |
29 | //fCutQuality.AddStatusFlag(AliESDtrack::kTPCrefit, kTRUE); | |
30 | //fCutQuality.AddStatusFlag(AliESDtrack::kITSrefit, kTRUE); | |
31 | fCutQuality.SetPtRange(0.15, 1E+20); | |
32 | fCutQuality.SetEtaRange(-0.8, 0.8); | |
33 | fCutQuality.SetDCARPtFormula("0.0182+0.0350/pt^1.01"); | |
34 | fCutQuality.SetDCAZmax(2.0); | |
35 | fCutQuality.SetSPDminNClusters(1); | |
36 | fCutQuality.SetITSminNClusters(0); | |
37 | fCutQuality.SetITSmaxChi2(1E+20); | |
38 | fCutQuality.SetTPCminNClusters(70); | |
39 | fCutQuality.SetTPCmaxChi2(4.0); | |
40 | fCutQuality.SetRejectKinkDaughters(); | |
41 | fCutQuality.SetAODTestFilterBit(5); | |
42 | } | |
43 | ||
44 | //__________________________________________________________________________________________________ | |
45 | Bool_t AliRsnCutKaonForPhi2010PP::IsSelected(TObject *obj) | |
46 | { | |
47 | // | |
48 | // Global check | |
49 | // | |
50 | ||
51 | // coherence check | |
52 | if (!TargetOK(obj)) return kFALSE; | |
53 | ||
54 | // check track | |
55 | AliVTrack *track = fDaughter->Ref2Vtrack(); | |
56 | if (!track) { | |
57 | if (!fDaughter->GetRef()) AliWarning("NULL ref"); | |
58 | return kFALSE; | |
59 | } | |
60 | ||
61 | // check flags | |
62 | if ((track->GetStatus() & AliESDtrack::kTPCin ) == 0) return kFALSE; | |
63 | if ((track->GetStatus() & AliESDtrack::kTPCrefit) == 0) return kFALSE; | |
64 | if ((track->GetStatus() & AliESDtrack::kITSrefit) == 0) return kFALSE; | |
65 | ||
66 | // quality | |
67 | if (!fCutQuality.IsSelected(obj)) return kFALSE; | |
68 | ||
69 | // check initialization of PID object | |
70 | AliPIDResponse *pid = fEvent->GetPIDResponse(); | |
71 | if (!pid) { | |
72 | AliFatal("NULL PID response"); | |
73 | return kFALSE; | |
74 | } | |
75 | ||
76 | // PID TPC : | |
77 | // depends on momentum | |
78 | if (track->GetTPCmomentum() < fLimitTPC) | |
79 | SetRangeD(0.0, fNSigmaTPCLow); | |
80 | else | |
81 | SetRangeD(0.0, fNSigmaTPCHigh); | |
82 | fCutValueD = TMath::Abs(pid->NumberOfSigmasTPC(track, AliPID::kKaon)); | |
83 | if (!OkRangeD()) return kFALSE; | |
84 | ||
85 | // if TOF is not matched, end here | |
86 | // otherwise check TOF | |
87 | if (!MatchTOF(track)) | |
88 | return kTRUE; | |
89 | else { | |
90 | SetRangeD(0.0, fNSigmaTOF); | |
91 | fCutValueD = TMath::Abs(pid->NumberOfSigmasTOF(track, AliPID::kKaon)); | |
92 | return OkRangeD(); | |
93 | } | |
94 | } |