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642a954f | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /************************************************************************** | |
17 | * Analysis Class Implimentation for the MC Truth and responce Matrix | |
18 | * Auther: Satyajit Jena, IIT Bombay | sjena@cern.ch | |
19 | * | |
20 | * Mon Nov 22 19:54:27 CET 2010 | |
21 | * | |
22 | * You may need some type of tunning to histograms and filling schemes, | |
23 | * Please contact me if you want something to change this code | |
24 | **************************************************************************/ | |
25 | ||
26 | #include "TChain.h" | |
27 | #include "TList.h" | |
28 | #include "TFile.h" | |
29 | #include "TTree.h" | |
30 | #include "TH1F.h" | |
31 | #include "TH1D.h" | |
32 | #include "TH2F.h" | |
33 | #include "TH3F.h" | |
34 | #include "TCanvas.h" | |
35 | ||
36 | #include "AliAnalysisTask.h" | |
37 | #include "AliAnalysisManager.h" | |
38 | #include "AliVEvent.h" | |
39 | #include "AliAODEvent.h" | |
40 | ||
41 | #include "AliMCEvent.h" | |
42 | #include "AliStack.h" | |
43 | #include "AliHeader.h" | |
44 | #include "AliESD.h" | |
45 | #include "AliESDEvent.h" | |
46 | ||
47 | #include "AliMCEventHandler.h" | |
48 | #include "AliGenEventHeader.h" | |
49 | #include "AliGenPythiaEventHeader.h" | |
50 | #include "AliGenDPMjetEventHeader.h" | |
51 | #include "AliGenCocktailEventHeader.h" | |
52 | #include "AliPID.h" | |
53 | ||
54 | #include "AliESDInputHandler.h" | |
55 | #include "AliPMDAnalysisMCTaskSE.h" | |
56 | ||
57 | ClassImp(AliPMDAnalysisMCTaskSE) | |
58 | ||
59 | //________________________________________________________________________ | |
60 | AliPMDAnalysisMCTaskSE::AliPMDAnalysisMCTaskSE(const char *name) | |
61 | : AliAnalysisTaskSE(name), | |
62 | fPhysList(0), | |
63 | // fhCounter(0), | |
64 | // fhVtx(0), | |
65 | // fhVty(0), | |
66 | // fhVtz(0), | |
67 | fhResponseAll(0), | |
68 | fhTrueAll(0), | |
69 | fhMeasuredAll(0) | |
70 | ||
71 | { | |
72 | for (Int_t i = 0; i < 10; i++) { | |
73 | fhResponse[i] = NULL; | |
74 | fhTrue[i] = NULL; | |
75 | fhMeasured[i] = NULL; | |
76 | } | |
77 | ||
78 | DefineOutput(1, TList::Class()); | |
79 | } | |
80 | ||
81 | ||
82 | //________________________________________________________________________ | |
83 | void AliPMDAnalysisMCTaskSE::UserCreateOutputObjects() | |
84 | { | |
85 | fPhysList = new TList(); | |
86 | fPhysList->SetOwner(); | |
87 | ||
88 | //___________ Counter ________________ | |
89 | // fCounter = new TH1D("hCounter","EVENT COUNTERS", 100, 0, 100);; | |
90 | // fPhysList->Add(fCounter); | |
91 | ||
92 | Int_t kMultBin = 100; | |
93 | Float_t gMultMin = -0.5; | |
94 | Float_t gMultMax = 99.5; | |
95 | ||
96 | ||
97 | fhResponseAll = new TH2F("hResponseAll","Responce Matrix For All", | |
98 | kMultBin,gMultMin,gMultMax,kMultBin,gMultMin,gMultMax); | |
99 | ||
100 | fhResponseAll->GetXaxis()->SetTitle("Measured Multiplicity #gamma_{like}"); | |
101 | fhResponseAll->GetXaxis()->SetTitle("Ture Multiplicity #gamma"); | |
102 | ||
103 | fhTrueAll = new TH2F("hTrueAll","True Multiplicity of #gamma",kMultBin,gMultMin,gMultMax); | |
104 | fhTrueAll->GetXaxis()->SetTitle("True Multiplicity #gamma"); | |
105 | ||
106 | fhMeasuredAll = new TH2F("hMeasuredAll","Measured Multiplicity of #gamma",kMultBin,gMultMin,gMultMax); | |
107 | fhMeasuredAll->GetXaxis()->SetTitle("Measured Multiplicity #gamma"); | |
108 | ||
109 | fPhysList->Add(fhResponseAll); | |
110 | fPhysList->Add(fhTrueAll); | |
111 | fPhysList->Add(fhMeasuredAll); | |
112 | ||
113 | for(Int_t i = 0; i < 10; i++) { | |
114 | Float_t gbin = 2.3 + i*0.2; | |
115 | ||
116 | char a[40]; | |
117 | sprintf(a,"hResponseEtaBin%2.1fto%2.1f",gbin, gbin+0.2); | |
118 | char b[40]; | |
119 | sprintf(b,"hTrueEtaBin%2.1fto%2.1f",gbin, gbin+0.2); | |
120 | char c[40]; | |
121 | sprintf(c,"hMeasuredEtaBin%2.1fto%2.1f",gbin, gbin+0.2); | |
122 | ||
123 | char aa[40]; | |
124 | sprintf(aa," Responce Matrix from \eta - %2.1f to %2.1f",gbin, gbin+0.2); | |
125 | char bb[40]; | |
126 | sprintf(bb," True Multiplicity of #gamma from \eta %2.1f to %2.1f",gbin, gbin+0.2); | |
127 | char cc[40]; | |
128 | sprintf(cc," Measured multiplicity of gamma [#gamma_{like}] from \eta %2.1f to %2.1f",gbin, gbin+0.2); | |
129 | ||
130 | ||
131 | fhResponse[i] = new TH2F(a,aa,kMultBin,gMultMin,gMultMax,kMultBin,gMultMin,gMultMax); | |
132 | fhResponse[i]->GetXaxis()->SetTitle("Measured Multiplicity #gamma_{like}"); | |
133 | fhResponse[i]->GetYaxis()->SetTitle("Ture Multiplicity #gamma"); | |
134 | ||
135 | ||
136 | fhTrue[i] = new TH1F(b,bb,kMultBin,gMultMin,gMultMax); | |
137 | fhResponse[i]->GetXaxis()->SetTitle("True Multiplicity #gamma"); | |
138 | ||
139 | fhMeasured[i] = new TH1F(c,cc,kMultBin,gMultMin,gMultMax); | |
140 | fhMeasured[i]->GetXaxis()->SetTitle("True Multiplicity #gamma"); | |
141 | ||
142 | fPhysList->Add(fhResponse[i]); | |
143 | fPhysList->Add(fhTrue[i]); | |
144 | fPhysList->Add(fhMeasured[i]); | |
145 | ||
146 | } | |
147 | ||
148 | PostData(1,fPhysList); | |
149 | } | |
150 | ||
151 | //________________________________________________________________________ | |
152 | void AliPMDAnalysisMCTaskSE::UserExec(Option_t *) | |
153 | { | |
154 | ||
155 | fCntr++; | |
156 | ||
157 | AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent()); | |
158 | AliStack *stack = 0; | |
159 | AliMCEventHandler *mcH = 0; | |
160 | AliMCEvent* mcEvent = 0; | |
161 | ||
162 | if(MCEvent()){ | |
163 | stack = MCEvent()->Stack(); | |
164 | mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); | |
165 | mcEvent = mcH->MCEvent(); | |
166 | AliLog::SetClassDebugLevel("AliMCEvent", AliLog::kWarning - AliLog::kDebug + 1); | |
167 | } | |
168 | if(!stack) return; | |
169 | if(!esd) return; | |
170 | if(!mcEvent)return; | |
171 | ||
172 | EventByEvent(esd,mcEvent); | |
173 | ||
174 | } | |
175 | ||
176 | //---------------------------- | |
177 | void AliPMDAnalysisMCTaskSE::EventByEvent(AliESDEvent* esd, AliMCEvent* mcEvent) | |
178 | { | |
179 | Int_t trnn = mcEvent->GetNumberOfTracks(); | |
180 | ||
181 | Float_t McEta = 0.; | |
182 | ||
183 | Int_t kcntr[0] ={0}; | |
184 | Int_t kcntrr = 0; | |
185 | ||
186 | AliStack *stack = mcEvent->Stack(); | |
187 | Int_t sln = 0; | |
188 | for (Int_t iTracks = 0; iTracks < trnn; iTracks++) { | |
189 | AliMCParticle* track = (AliMCParticle*)mcEvent->GetTrack(iTracks); | |
190 | // TParticle* part = track->Particle(); | |
191 | ||
192 | TParticle* part = stack->Particle(iTracks); | |
193 | if (!part) continue; | |
194 | Int_t pid = part->GetPdgCode(); | |
195 | TDatabasePDG* pdgDB = TDatabasePDG::Instance(); | |
196 | TParticlePDG* pdgPart = pdgDB->GetParticle(pid); | |
197 | Float_t charge = (pdgPart ? pdgPart->Charge() : 0); | |
198 | ||
199 | McEta = part->Eta(); | |
200 | ||
201 | if(McEta < 2.0 || McEta > 4.2) continue; | |
202 | ||
203 | kcntrr++; | |
204 | if (McEta >= 2.1 && McEta < 2.3 ) kcntr[0]++; | |
205 | else if (McEta >= 2.3 && McEta < 2.5 ) kcntr[1]++; | |
206 | else if (McEta >= 2.5 && McEta < 2.7 ) kcntr[2]++; | |
207 | else if (McEta >= 2.7 && McEta < 2.9 ) kcntr[3]++; | |
208 | else if (McEta >= 2.9 && McEta < 3.1 ) kcntr[4]++; | |
209 | else if (McEta >= 3.1 && McEta < 3.3 ) kcntr[5]++; | |
210 | else if (McEta >= 3.3 && McEta < 3.5 ) kcntr[6]++; | |
211 | else if (McEta >= 3.5 && McEta < 3.7 ) kcntr[7]++; | |
212 | else if (McEta >= 3.7 && McEta < 3.9 ) kcntr[8]++; | |
213 | else if (McEta >= 3.9 && McEta < 4.1 ) kcntr[9]++; | |
214 | ||
215 | } | |
216 | ||
217 | // ESD | |
218 | ||
219 | Int_t npmdcl = esd->GetNumberOfPmdTracks(); | |
220 | Float_t rpxpy = 0.; | |
221 | Float_t theta = 0.; | |
222 | Float_t pEta = 0.; | |
223 | ||
224 | Int_t cntr[10] = {0}; | |
225 | Int_t cntrr = 0; | |
226 | ||
227 | while (npmdcl--) | |
228 | { | |
229 | ||
230 | AliESDPmdTrack *pmdtr = esd->GetPmdTrack(npmdcl); | |
231 | Int_t det = pmdtr->GetDetector(); | |
232 | if( det == 1) continue; | |
233 | Int_t ncell = pmdtr->GetClusterCells(); | |
234 | if(ncell < 2) continue; | |
235 | Float_t adc = pmdtr->GetClusterADC(); | |
236 | if( adc < 216 ) continue; | |
237 | ||
238 | Float_t clsX = pmdtr->GetClusterX(); | |
239 | Float_t clsY = pmdtr->GetClusterY(); | |
240 | Float_t clsZ = pmdtr->GetClusterZ(); | |
241 | ||
242 | rpxpy = TMath::Sqrt(clsX*clsX + clsY*clsY); | |
243 | theta = TMath::ATan2(rpxpy,clsZ); | |
244 | pEta = -TMath::Log(TMath::Tan(0.5*theta)); | |
245 | cntrr++; | |
246 | if (pEta >= 2.1 && pEta < 2.3 ) cntr[0]++; | |
247 | else if (pEta >= 2.3 && pEta < 2.5 ) cntr[1]++; | |
248 | else if (pEta >= 2.5 && pEta < 2.7 ) cntr[2]++; | |
249 | else if (pEta >= 2.7 && pEta < 2.9 ) cntr[3]++; | |
250 | else if (pEta >= 2.9 && pEta < 3.1 ) cntr[4]++; | |
251 | else if (pEta >= 3.1 && pEta < 3.3 ) cntr[5]++; | |
252 | else if (pEta >= 3.3 && pEta < 3.5 ) cntr[6]++; | |
253 | else if (pEta >= 3.5 && pEta < 3.7 ) cntr[7]++; | |
254 | else if (pEta >= 3.7 && pEta < 3.9 ) cntr[8]++; | |
255 | else if (pEta >= 3.9 && pEta < 4.1 ) cntr[9]++; | |
256 | } | |
257 | ||
258 | fhResponseAll->Fill(cntrr,kcntrr); | |
259 | fhTrueAll->Fill(kcntrr); | |
260 | fhMeasuredAll->Fill(cntrr); | |
261 | ||
262 | for(int j = 0; j < 10; j++ ) { | |
263 | fhResponse[i]->Fill(cntr[i],kcntr[i]); | |
264 | fhTrue[i]->Fill(kcntr[i]); | |
265 | fhMeasured[i]->Fill(cntr[i]); | |
266 | } | |
267 | } | |
268 | ||
269 | ||
270 | //________________________________________________________________________ | |
271 | void AliPMDAnalysisMCTaskSE::Terminate(Option_t *) | |
272 | { | |
273 | ||
274 | printf("Event number %d\n", fCntr); | |
275 | ||
276 | ||
277 | } |