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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 | ||
ff45398a | 24 | //Detector Fiducial Cuts |
25 | AliFiducialCut * fidCut = new AliFiducialCut(); | |
26 | fidCut->DoCTSFiducialCut(kTRUE) ; | |
27 | fidCut->DoEMCALFiducialCut(kTRUE) ; | |
28 | fidCut->DoPHOSFiducialCut(kTRUE) ; | |
3e0577a2 | 29 | |
ff45398a | 30 | fidCut->SetSimpleCTSFiducialCut(0.9,0.,360.); |
31 | fidCut->SetSimpleEMCALFiducialCut(0.7,80.,190.); | |
32 | fidCut->SetSimplePHOSFiducialCut(0.13,220.,320.); | |
3e0577a2 | 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 | ||
ff45398a | 52 | reader->SetFiducialCut(fidCut); |
1caab52d | 53 | |
54 | // //We want tracks fitted in the detectors: | |
55 | // ULong_t status=AliAODTrack::kTPCrefit; | |
56 | // status|=AliAODTrack::kITSrefit; //(default settings) | |
57 | ||
58 | // We want tracks whose PID bit is set: | |
59 | // ULong_t status =AliAODTrack::kITSpid; | |
60 | // status|=AliAODTrack::kTPCpid; | |
61 | ||
62 | // reader->SetTrackStatus(status); | |
63 | ||
64 | //Remove the temporal AODs we create. | |
08a064bc | 65 | reader->SwitchOnCleanStdAOD(); |
1caab52d | 66 | |
3e0577a2 | 67 | reader->Print(""); |
68 | ||
69 | ||
70 | //--------------------------------------------------------------------- | |
71 | // Analysis algorithm | |
72 | //--------------------------------------------------------------------- | |
73 | //<<<< first analysis >>> select the photons | |
ff45398a | 74 | //Detector Fiducial Cuts for analysis part |
75 | AliFiducialCut * fidCut2 = new AliFiducialCut(); | |
76 | fidCut2->DoCTSFiducialCut(kFALSE) ; | |
77 | fidCut2->DoEMCALFiducialCut(kTRUE) ; | |
78 | fidCut2->DoPHOSFiducialCut(kFALSE) ; | |
79 | ||
80 | fidCut2->SetSimpleCTSFiducialCut(0.9,0.,360.); | |
81 | fidCut2->SetSimpleEMCALFiducialCut(0.7,80.,190.); | |
82 | fidCut2->SetSimplePHOSFiducialCut(0.13,220.,320.); | |
3e0577a2 | 83 | fidCut2->Print(""); |
84 | ||
85 | AliCaloPID * pid = new AliCaloPID(); | |
86 | // use selection with simple weights | |
87 | pid->SetPHOSPhotonWeight(0.7); pid->SetPHOSPi0Weight(0.7); | |
88 | pid->SetEMCALPhotonWeight(0.7); pid->SetEMCALPi0Weight(0.7); | |
89 | ||
90 | pid->Print(""); | |
91 | ||
92 | AliAnaPhoton *anaphoton = new AliAnaPhoton(); | |
93 | anaphoton->SetDebug(-1); //10 for lots of messages | |
94 | anaphoton->SetMinPt(0.2); | |
95 | anaphoton->SetMinDistanceToBadChannel(2, 4, 5); | |
96 | anaphoton->SetCaloPID(pid); | |
ff45398a | 97 | anaphoton->SetFiducialCut(fidCut2); //More acceptance selections if needed at this level |
3e0577a2 | 98 | anaphoton->SetCalorimeter("PHOS"); |
99 | anaphoton->SwitchOffDataMC() ;//Access MC stack and fill more histograms | |
100 | anaphoton->SwitchOnCaloPID(); | |
101 | anaphoton->SwitchOffCaloPIDRecalculation(); //recommended for EMCAL | |
ff45398a | 102 | anaphoton->SwitchOnFiducialCut(); |
3e0577a2 | 103 | anaphoton->SetOutputAODName("Photons"); |
104 | anaphoton->SetOutputAODClassName("AliAODPWG4ParticleCorrelation"); | |
105 | //Set Histrograms bins and ranges | |
106 | // anaphoton->SetHistoPtRangeAndNBins(0, 50, 100) ; | |
107 | // anaphoton->SetHistoPhiRangeAndNBins(0, TMath::TwoPi(), 100) ; | |
108 | // anaphoton->SetHistoEtaRangeAndNBins(-0.7, 0.7, 100) ; | |
109 | anaphoton->Print(""); | |
110 | ||
111 | // >>>> Second Analysis <<<< Isolate the photons | |
112 | AliIsolationCut * ic = new AliIsolationCut(); | |
113 | ic->SetConeSize(0.5); | |
114 | ic->SetPtThreshold(1.); | |
115 | ic->SetICMethod(AliIsolationCut::kPtThresIC); | |
116 | ic->Print(""); | |
117 | ||
118 | AliAnaParticleIsolation *anaisol = new AliAnaParticleIsolation(); | |
119 | anaisol->SetDebug(-1); | |
120 | anaisol->SetMinPt(5); | |
121 | anaisol->SetInputAODName("Photons"); | |
122 | anaisol->SetCalorimeter("PHOS"); | |
123 | anaisol->SwitchOffDataMC() ;//Access MC stack and fill more histograms | |
124 | //Select clusters with no pair, if both clusters with pi0 mass | |
125 | anaisol->SwitchOffInvariantMass(); | |
126 | //anaisol->SetNeutralMesonSelection(nms); | |
127 | //Do isolation cut | |
128 | anaisol->SetIsolationCut(ic); | |
129 | //Do or not do isolation with previously produced AODs. | |
130 | //No effect if use of SwitchOnSeveralIsolation() | |
131 | anaisol->SwitchOffReIsolation(); | |
132 | //Multiple IC | |
133 | anaisol->SwitchOffSeveralIsolation() ; | |
134 | ||
135 | anaisol->Print(""); | |
136 | ||
137 | //<<<Third analysis>>> Isolated Photon- Jet Leading in opposite Cone correlation | |
138 | AliAnaParticleJetLeadingConeCorrelation *anacorr = new AliAnaParticleJetLeadingConeCorrelation(); | |
139 | anacorr->SetDebug(-1); | |
140 | anacorr->SetInputAODName("Photons"); | |
141 | anacorr->SwitchOnCaloPID(); | |
142 | anacorr->SwitchOnCaloPIDRecalculation(); //recommended for EMCAL | |
ff45398a | 143 | anacorr->SwitchOffFiducialCut(); |
3e0577a2 | 144 | anacorr->SwitchOffJetsOnlyInCTS(); |
145 | anacorr->SwitchOffJetsRecalculation(); | |
146 | //Analysis cuts for leading particle selection | |
147 | anacorr->SetDeltaPhiCutRange(1.5,4.5); //Back-Leading particle angular cut | |
148 | anacorr->SetLeadingRatioCutRange(0.,3);//Cut for the momentum of leading | |
149 | //Analysis cuts for jet selection | |
150 | anacorr->SetppCollisions(); //Jet particles Pt threshold for different collisions | |
151 | anacorr->SetCone(0.7); //Jet cone size | |
152 | anacorr->SetJetPtThreshold(0.2); //Jet particle threshold | |
153 | anacorr->SetJetRatioCutRange(0.7, 1.3);//Only if SwitchOffJetsOnlyInCTS(); and SetJetSelectionMode(2) | |
154 | anacorr->SetJetCTSRatioCutRange(0.3,1.3); //Only if SwitchOnJetsOnlyInCTS(); and SetJetSelectionMode(2) | |
bc636d26 | 155 | |
3e0577a2 | 156 | anacorr->Print(""); |
157 | //--------------------------------------------------------------------- | |
158 | // Set analysis algorithm and reader | |
159 | //--------------------------------------------------------------------- | |
160 | maker = new AliAnaPartCorrMaker(); | |
161 | maker->SetReader(reader);//pointer to reader | |
162 | maker->AddAnalysis(anaphoton,0); | |
163 | maker->AddAnalysis(anaisol,1); | |
164 | maker->AddAnalysis(anacorr,2); | |
165 | maker->SetAnaDebug(-1) ; | |
166 | maker->SwitchOnHistogramsMaker() ; | |
167 | maker->SwitchOnAODsMaker() ; | |
168 | ||
169 | maker->Print(""); | |
170 | // | |
171 | printf("======================== \n"); | |
172 | printf("END ConfigAnalysis() \n"); | |
173 | printf("======================== \n"); | |
174 | return maker ; | |
bc636d26 | 175 | } |
176 |