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bc636d26 | 1 | /* $Id: $ */ |
2 | ||
3 | //------------------------------------ | |
4 | // Configuration macro example: | |
5 | // | |
3e0577a2 | 6 | // Do prompt photon - jet correlation analysis with ESDs |
7 | // First find photons with AliAnaPhoton, then | |
8 | // isolate them with AliAnaParticleIsolation and finally correlate | |
9 | // them with AliAnaParticleJetLeadingConeCorrelation | |
bc636d26 | 10 | // |
11 | // Author : Gustavo Conesa Balbastre (INFN-LNF) | |
12 | //------------------------------------ | |
13 | ||
c90ac396 | 14 | AliAnaPartCorrMaker* ConfigAnalysis() |
bc636d26 | 15 | { |
3e0577a2 | 16 | // |
17 | // Configuration goes here | |
18 | // | |
19 | printf("======================== \n"); | |
20 | printf("ConfigAnalysis() \n"); | |
21 | printf("======================== \n"); | |
22 | ||
23 | ||
24 | //Detector Fidutial Cuts | |
25 | AliFidutialCut * fidCut = new AliFidutialCut(); | |
26 | fidCut->DoCTSFidutialCut(kTRUE) ; | |
27 | fidCut->DoEMCALFidutialCut(kTRUE) ; | |
28 | fidCut->DoPHOSFidutialCut(kTRUE) ; | |
29 | ||
30 | fidCut->SetSimpleCTSFidutialCut(0.9,0.,360.); | |
31 | fidCut->SetSimpleEMCALFidutialCut(0.7,80.,190.); | |
32 | fidCut->SetSimplePHOSFidutialCut(0.13,220.,320.); | |
33 | ||
34 | fidCut->Print(""); | |
35 | ||
36 | //----------------------------------------------------------- | |
37 | // Reader | |
38 | //----------------------------------------------------------- | |
39 | AliCaloTrackESDReader *reader = new AliCaloTrackESDReader(); | |
40 | reader->SetDebug(-1); | |
41 | ||
42 | //Switch on or off the detectors information that you want | |
43 | reader->SwitchOnEMCAL(); | |
44 | reader->SwitchOnCTS(); | |
45 | reader->SwitchOnPHOS(); | |
46 | ||
47 | //Min particle pT | |
48 | reader->SetEMCALPtMin(0.5); | |
49 | reader->SetPHOSPtMin(0.5); | |
50 | reader->SetCTSPtMin(0.2); | |
51 | ||
52 | reader->SetFidutialCut(fidCut); | |
53 | reader->Print(""); | |
54 | ||
55 | ||
56 | //--------------------------------------------------------------------- | |
57 | // Analysis algorithm | |
58 | //--------------------------------------------------------------------- | |
59 | //<<<< first analysis >>> select the photons | |
60 | //Detector Fidutial Cuts for analysis part | |
61 | AliFidutialCut * fidCut2 = new AliFidutialCut(); | |
62 | fidCut2->DoCTSFidutialCut(kFALSE) ; | |
63 | fidCut2->DoEMCALFidutialCut(kTRUE) ; | |
64 | fidCut2->DoPHOSFidutialCut(kFALSE) ; | |
65 | ||
66 | fidCut2->SetSimpleCTSFidutialCut(0.9,0.,360.); | |
67 | fidCut2->SetSimpleEMCALFidutialCut(0.7,80.,190.); | |
68 | fidCut2->SetSimplePHOSFidutialCut(0.13,220.,320.); | |
69 | fidCut2->Print(""); | |
70 | ||
71 | AliCaloPID * pid = new AliCaloPID(); | |
72 | // use selection with simple weights | |
73 | pid->SetPHOSPhotonWeight(0.7); pid->SetPHOSPi0Weight(0.7); | |
74 | pid->SetEMCALPhotonWeight(0.7); pid->SetEMCALPi0Weight(0.7); | |
75 | ||
76 | pid->Print(""); | |
77 | ||
78 | AliAnaPhoton *anaphoton = new AliAnaPhoton(); | |
79 | anaphoton->SetDebug(-1); //10 for lots of messages | |
80 | anaphoton->SetMinPt(0.2); | |
81 | anaphoton->SetMinDistanceToBadChannel(2, 4, 5); | |
82 | anaphoton->SetCaloPID(pid); | |
83 | anaphoton->SetFidutialCut(fidCut2); //More acceptance selections if needed at this level | |
84 | anaphoton->SetCalorimeter("PHOS"); | |
85 | anaphoton->SwitchOffDataMC() ;//Access MC stack and fill more histograms | |
86 | anaphoton->SwitchOnCaloPID(); | |
87 | anaphoton->SwitchOffCaloPIDRecalculation(); //recommended for EMCAL | |
88 | anaphoton->SwitchOnFidutialCut(); | |
89 | anaphoton->SetOutputAODName("Photons"); | |
90 | anaphoton->SetOutputAODClassName("AliAODPWG4ParticleCorrelation"); | |
91 | //Set Histrograms bins and ranges | |
92 | // anaphoton->SetHistoPtRangeAndNBins(0, 50, 100) ; | |
93 | // anaphoton->SetHistoPhiRangeAndNBins(0, TMath::TwoPi(), 100) ; | |
94 | // anaphoton->SetHistoEtaRangeAndNBins(-0.7, 0.7, 100) ; | |
95 | anaphoton->Print(""); | |
96 | ||
97 | // >>>> Second Analysis <<<< Isolate the photons | |
98 | AliIsolationCut * ic = new AliIsolationCut(); | |
99 | ic->SetConeSize(0.5); | |
100 | ic->SetPtThreshold(1.); | |
101 | ic->SetICMethod(AliIsolationCut::kPtThresIC); | |
102 | ic->Print(""); | |
103 | ||
104 | AliAnaParticleIsolation *anaisol = new AliAnaParticleIsolation(); | |
105 | anaisol->SetDebug(-1); | |
106 | anaisol->SetMinPt(5); | |
107 | anaisol->SetInputAODName("Photons"); | |
108 | anaisol->SetCalorimeter("PHOS"); | |
109 | anaisol->SwitchOffDataMC() ;//Access MC stack and fill more histograms | |
110 | //Select clusters with no pair, if both clusters with pi0 mass | |
111 | anaisol->SwitchOffInvariantMass(); | |
112 | //anaisol->SetNeutralMesonSelection(nms); | |
113 | //Do isolation cut | |
114 | anaisol->SetIsolationCut(ic); | |
115 | //Do or not do isolation with previously produced AODs. | |
116 | //No effect if use of SwitchOnSeveralIsolation() | |
117 | anaisol->SwitchOffReIsolation(); | |
118 | //Multiple IC | |
119 | anaisol->SwitchOffSeveralIsolation() ; | |
120 | ||
121 | anaisol->Print(""); | |
122 | ||
123 | //<<<Third analysis>>> Isolated Photon- Jet Leading in opposite Cone correlation | |
124 | AliAnaParticleJetLeadingConeCorrelation *anacorr = new AliAnaParticleJetLeadingConeCorrelation(); | |
125 | anacorr->SetDebug(-1); | |
126 | anacorr->SetInputAODName("Photons"); | |
127 | anacorr->SwitchOnCaloPID(); | |
128 | anacorr->SwitchOnCaloPIDRecalculation(); //recommended for EMCAL | |
129 | anacorr->SwitchOffFidutialCut(); | |
130 | anacorr->SwitchOffJetsOnlyInCTS(); | |
131 | anacorr->SwitchOffJetsRecalculation(); | |
132 | //Analysis cuts for leading particle selection | |
133 | anacorr->SetDeltaPhiCutRange(1.5,4.5); //Back-Leading particle angular cut | |
134 | anacorr->SetLeadingRatioCutRange(0.,3);//Cut for the momentum of leading | |
135 | //Analysis cuts for jet selection | |
136 | anacorr->SetppCollisions(); //Jet particles Pt threshold for different collisions | |
137 | anacorr->SetCone(0.7); //Jet cone size | |
138 | anacorr->SetJetPtThreshold(0.2); //Jet particle threshold | |
139 | anacorr->SetJetRatioCutRange(0.7, 1.3);//Only if SwitchOffJetsOnlyInCTS(); and SetJetSelectionMode(2) | |
140 | anacorr->SetJetCTSRatioCutRange(0.3,1.3); //Only if SwitchOnJetsOnlyInCTS(); and SetJetSelectionMode(2) | |
bc636d26 | 141 | |
3e0577a2 | 142 | anacorr->Print(""); |
143 | //--------------------------------------------------------------------- | |
144 | // Set analysis algorithm and reader | |
145 | //--------------------------------------------------------------------- | |
146 | maker = new AliAnaPartCorrMaker(); | |
147 | maker->SetReader(reader);//pointer to reader | |
148 | maker->AddAnalysis(anaphoton,0); | |
149 | maker->AddAnalysis(anaisol,1); | |
150 | maker->AddAnalysis(anacorr,2); | |
151 | maker->SetAnaDebug(-1) ; | |
152 | maker->SwitchOnHistogramsMaker() ; | |
153 | maker->SwitchOnAODsMaker() ; | |
154 | ||
155 | maker->Print(""); | |
156 | // | |
157 | printf("======================== \n"); | |
158 | printf("END ConfigAnalysis() \n"); | |
159 | printf("======================== \n"); | |
160 | return maker ; | |
bc636d26 | 161 | } |
162 |