]>
Commit | Line | Data |
---|---|---|
1c5acb87 | 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 | /* $Id: */ | |
17 | ||
477d6cee | 18 | //_________________________________________________________________________∫ |
1c5acb87 | 19 | // A basic analysis task to analyse photon detected by PHOS |
20 | // A basic analysis task to analyse photon detected by PHOS | |
21 | // A basic analysis task to analyse photon detected by PHOS | |
22 | // Adapted for AliAnalysisTaskSE and AOD production | |
23 | // by Gustavo Conesa | |
24 | // | |
25 | //*-- Yves Schutz | |
26 | ////////////////////////////////////////////////////////////////////////////// | |
27 | //Root system | |
28 | #include <TCanvas.h> | |
477d6cee | 29 | #include <TH1D.h> |
1c5acb87 | 30 | #include <TROOT.h> |
1c5acb87 | 31 | #include <TNtuple.h> |
32 | #include <TVector3.h> | |
1c5acb87 | 33 | |
34 | //Analysis system | |
35 | #include "AliAnalysisTaskPHOSExample.h" | |
1c5acb87 | 36 | #include "AliESDEvent.h" |
37 | #include "AliESDCaloCluster.h" | |
38 | #include "AliAODEvent.h" | |
39 | #include "AliAODPhoton.h" | |
40 | #include "AliLog.h" | |
477d6cee | 41 | |
1c5acb87 | 42 | |
43 | //______________________________________________________________________________ | |
44 | AliAnalysisTaskPHOSExample::AliAnalysisTaskPHOSExample() : | |
45 | fDebug(0), | |
46 | fAODPhotons(0x0), | |
47 | fPhotonsInPhos(0), | |
48 | fPhotonId(1.0), | |
49 | fOutputList(0x0), | |
50 | fhPHOSPos(0), | |
51 | fhPHOS(0), | |
52 | fhPHOSEnergy(0), | |
53 | fhPHOSDigits(0), | |
54 | fhPHOSRecParticles(0), | |
55 | fhPHOSPhotons(0), | |
56 | fhPHOSInvariantMass(0), | |
57 | fhPHOSDigitsEvent(0) | |
58 | { | |
59 | //Default constructor | |
60 | } | |
61 | //______________________________________________________________________________ | |
62 | AliAnalysisTaskPHOSExample::AliAnalysisTaskPHOSExample(const char *name) : | |
63 | AliAnalysisTaskSE(name), | |
64 | fDebug(0), | |
65 | fAODPhotons(0x0), | |
66 | fPhotonsInPhos(0), | |
67 | fPhotonId(1.0), | |
68 | fOutputList(0x0), | |
69 | fhPHOSPos(0), | |
70 | fhPHOS(0), | |
71 | fhPHOSEnergy(0), | |
72 | fhPHOSDigits(0), | |
73 | fhPHOSRecParticles(0), | |
74 | fhPHOSPhotons(0), | |
75 | fhPHOSInvariantMass(0), | |
76 | fhPHOSDigitsEvent(0) | |
77 | { | |
78 | // Constructor. | |
79 | ||
80 | // Output slots | |
81 | DefineOutput(1, TList::Class()) ; | |
82 | } | |
83 | ||
84 | //____________________________________________________________________________ | |
85 | AliAnalysisTaskPHOSExample::AliAnalysisTaskPHOSExample(const AliAnalysisTaskPHOSExample& ap) : | |
86 | AliAnalysisTaskSE(ap.GetName()), | |
87 | fDebug(ap.fDebug), | |
88 | fAODPhotons(ap.fAODPhotons), | |
89 | fPhotonsInPhos(ap.fPhotonsInPhos), | |
90 | fPhotonId(ap.fPhotonId), | |
91 | fOutputList(ap.fOutputList), | |
92 | fhPHOSPos(ap.fhPHOSPos), | |
93 | fhPHOS(ap.fhPHOS), | |
94 | fhPHOSEnergy(ap.fhPHOSEnergy), | |
95 | fhPHOSDigits(ap.fhPHOSDigits), | |
96 | fhPHOSRecParticles(ap.fhPHOSRecParticles), | |
97 | fhPHOSPhotons(ap.fhPHOSPhotons), | |
98 | fhPHOSInvariantMass(ap.fhPHOSInvariantMass), | |
99 | fhPHOSDigitsEvent(ap.fhPHOSDigitsEvent) | |
100 | { | |
101 | // cpy ctor | |
102 | } | |
103 | ||
104 | //_____________________________________________________________________________ | |
105 | AliAnalysisTaskPHOSExample& AliAnalysisTaskPHOSExample::operator = (const AliAnalysisTaskPHOSExample& ap) | |
106 | { | |
107 | // assignment operator | |
108 | ||
109 | this->~AliAnalysisTaskPHOSExample(); | |
110 | new(this) AliAnalysisTaskPHOSExample(ap); | |
111 | ||
112 | fDebug = ap.fDebug; | |
113 | fAODPhotons = ap.fAODPhotons; | |
114 | fPhotonsInPhos = ap.fPhotonsInPhos; | |
115 | fPhotonId = ap.fPhotonId; | |
116 | fOutputList = ap.fOutputList; | |
117 | fhPHOSPos = ap.fhPHOSPos; | |
118 | fhPHOS = ap.fhPHOS; | |
119 | fhPHOSEnergy = ap.fhPHOSEnergy; | |
120 | fhPHOSDigits = ap.fhPHOSDigits; | |
121 | fhPHOSRecParticles = ap.fhPHOSRecParticles; | |
122 | fhPHOSPhotons = ap.fhPHOSPhotons; | |
123 | fhPHOSInvariantMass = ap.fhPHOSInvariantMass; | |
124 | fhPHOSDigitsEvent = ap.fhPHOSDigitsEvent; | |
125 | ||
126 | return *this; | |
127 | } | |
128 | ||
129 | //______________________________________________________________________________ | |
130 | AliAnalysisTaskPHOSExample::~AliAnalysisTaskPHOSExample() | |
131 | { | |
132 | // dtor | |
133 | if(fOutputList) { | |
134 | fOutputList->Clear() ; | |
135 | delete fOutputList ; | |
136 | } | |
137 | } | |
138 | ||
139 | ||
140 | //________________________________________________________________________ | |
141 | void AliAnalysisTaskPHOSExample::UserCreateOutputObjects() | |
142 | { | |
143 | // Create the outputs containers | |
144 | //AODs | |
145 | fAODPhotons = new TClonesArray("AliAODPhoton", 0); | |
146 | fAODPhotons->SetName("Photons"); | |
147 | AddAODBranch("TClonesArray", &fAODPhotons); | |
148 | ||
149 | OpenFile(1) ; | |
150 | ||
151 | fhPHOSPos = new TNtuple("PHOSPos" , "Position in PHOS" , "x:y:z"); | |
152 | fhPHOS = new TNtuple("PHOS" , "PHOS" , "event:digits:clusters:photons"); | |
153 | fhPHOSEnergy = new TH1D("PHOSEnergy" , "PHOSEnergy" , 100, 0., 100. ) ; | |
154 | fhPHOSDigits = new TH1I("PHOSDigitsCluster" , "PHOSDigits" , 20 , 0 , 20 ) ; | |
155 | fhPHOSRecParticles = new TH1D("PHOSRecParticles" , "PHOSRecParticles" , 20 , 0., 20. ) ; | |
156 | fhPHOSPhotons = new TH1I("PHOSPhotons" , "PHOSPhotons" , 20 , 0 , 20 ) ; | |
157 | fhPHOSInvariantMass = new TH1D("PHOSInvariantMass" , "PHOSInvariantMass" , 400, 0., 400.) ; | |
158 | fhPHOSDigitsEvent = new TH1I("PHOSDigitsEvent" , "PHOSDigitsEvent" , 30 , 0 , 30 ) ; | |
159 | ||
160 | // create output container | |
161 | ||
162 | fOutputList = new TList() ; | |
163 | fOutputList->SetName(GetName()) ; | |
164 | ||
165 | fOutputList->AddAt(fhPHOSPos, 0) ; | |
166 | fOutputList->AddAt(fhPHOS, 1) ; | |
167 | fOutputList->AddAt(fhPHOSEnergy, 2) ; | |
168 | fOutputList->AddAt(fhPHOSDigits, 3) ; | |
169 | fOutputList->AddAt(fhPHOSRecParticles, 4) ; | |
170 | fOutputList->AddAt(fhPHOSPhotons, 5) ; | |
171 | fOutputList->AddAt(fhPHOSInvariantMass, 6) ; | |
172 | fOutputList->AddAt(fhPHOSDigitsEvent, 7) ; | |
173 | ||
174 | ||
175 | } | |
176 | ||
177 | //______________________________________________________________________________ | |
178 | void AliAnalysisTaskPHOSExample::UserExec(Option_t *) | |
179 | { | |
180 | // Processing of one event | |
181 | ||
182 | // if ( !((Entry()-1)%100) ) | |
183 | AliInfo(Form(" Processing event # %lld", Entry())) ; | |
184 | AliESDEvent* esd = (AliESDEvent*)InputEvent(); | |
185 | ||
186 | //************************ PHOS ************************************* | |
187 | TRefArray * caloClustersArr = new TRefArray(); | |
188 | esd->GetPHOSClusters(caloClustersArr); | |
189 | ||
190 | const Int_t kNumberOfPhosClusters = caloClustersArr->GetEntries() ; | |
191 | ||
192 | TVector3 ** phosVector = new TVector3*[kNumberOfPhosClusters] ; | |
193 | Float_t * phosPhotonsEnergy = new Float_t[kNumberOfPhosClusters] ; | |
194 | Int_t phosCluster ; | |
195 | Int_t numberOfDigitsInPhos = 0 ; | |
196 | Double_t v[3] ; //vertex ; | |
197 | esd->GetVertex()->GetXYZ(v) ; | |
198 | ||
199 | fPhotonsInPhos = 0 ; | |
200 | // loop over the PHOS Cluster | |
201 | for(phosCluster = 0 ; phosCluster < kNumberOfPhosClusters ; phosCluster++) { | |
202 | AliESDCaloCluster * caloCluster = (AliESDCaloCluster *) caloClustersArr->At(phosCluster) ; | |
203 | ||
204 | //AliESDCaloCluster * caloCluster = fESD->GetCaloCluster(phosCluster) ; | |
205 | if (caloCluster) { | |
206 | Float_t pos[3] ; | |
207 | caloCluster->GetPosition( pos ) ; | |
208 | fhPHOSEnergy->Fill( caloCluster->E() ) ; | |
209 | fhPHOSPos->Fill( pos[0], pos[1], pos[2] ) ; | |
210 | fhPHOSDigits->Fill(Entry(), caloCluster->GetNCells() ) ; | |
211 | numberOfDigitsInPhos += caloCluster->GetNCells() ; | |
212 | Double_t * pid = caloCluster->GetPid() ; | |
213 | if(pid[AliPID::kPhoton] > GetPhotonId() ) { | |
214 | phosVector[fPhotonsInPhos] = new TVector3(pos[0],pos[1],pos[2]) ; | |
215 | phosPhotonsEnergy[fPhotonsInPhos]=caloCluster->E() ; | |
216 | TLorentzVector momentum ; | |
217 | caloCluster->GetMomentum(momentum, v); | |
218 | new ((*fAODPhotons)[fPhotonsInPhos++]) AliAODPhoton (momentum); | |
219 | } | |
220 | } | |
221 | } //PHOS clusters | |
222 | ||
223 | fhPHOSRecParticles->Fill(kNumberOfPhosClusters); | |
224 | fhPHOSPhotons->Fill(fPhotonsInPhos); | |
225 | fhPHOSDigitsEvent->Fill(numberOfDigitsInPhos); | |
226 | fhPHOS->Fill(Entry(), numberOfDigitsInPhos, kNumberOfPhosClusters, fPhotonsInPhos) ; | |
227 | ||
228 | // invariant Mass | |
229 | if (fPhotonsInPhos > 1 ) { | |
230 | Int_t phosPhoton1, phosPhoton2 ; | |
231 | for(phosPhoton1 = 0 ; phosPhoton1 < fPhotonsInPhos ; phosPhoton1++) { | |
232 | for(phosPhoton2 = phosPhoton1 + 1 ; phosPhoton2 < fPhotonsInPhos ; phosPhoton2++) { | |
233 | Float_t tempMass = TMath::Sqrt( 2 * phosPhotonsEnergy[phosPhoton1] * phosPhotonsEnergy[phosPhoton2] * | |
234 | ( 1 - TMath::Cos(phosVector[phosPhoton1]->Angle(*phosVector[phosPhoton2])) ) | |
235 | ); | |
236 | fhPHOSInvariantMass->Fill(tempMass*1000.); | |
237 | } | |
238 | } | |
239 | } | |
240 | ||
241 | PostData(1, fOutputList); | |
242 | ||
243 | delete [] phosVector ; | |
244 | delete [] phosPhotonsEnergy ; | |
245 | ||
246 | } | |
247 | ||
248 | ||
249 | //______________________________________________________________________________ | |
250 | void AliAnalysisTaskPHOSExample::Init() | |
251 | { | |
252 | // Intialisation of parameters | |
253 | AliInfo("Doing initialisation") ; | |
254 | fPhotonId = 0.9 ; | |
255 | } | |
256 | ||
257 | //______________________________________________________________________________ | |
258 | void AliAnalysisTaskPHOSExample::Terminate(Option_t *) | |
259 | { | |
260 | // Processing when the event loop is ended | |
261 | ||
262 | Bool_t problem = kFALSE ; | |
263 | AliInfo(Form(" *** %s Report:", GetName())) ; | |
264 | printf(" PHOSEnergy Mean : %5.3f , RMS : %5.3f \n", fhPHOSEnergy->GetMean(), fhPHOSEnergy->GetRMS() ) ; | |
265 | printf(" PHOSDigits Mean : %5.3f , RMS : %5.3f \n", fhPHOSDigits->GetMean(), fhPHOSDigits->GetRMS() ) ; | |
266 | printf(" PHOSRecParticles Mean : %5.3f , RMS : %5.3f \n", fhPHOSRecParticles->GetMean(), fhPHOSRecParticles->GetRMS() ) ; | |
267 | printf(" PHOSPhotons Mean : %5.3f , RMS : %5.3f \n", fhPHOSPhotons->GetMean(), fhPHOSPhotons->GetRMS() ) ; | |
268 | printf(" PHOSInvariantMass Mean : %5.3f , RMS : %5.3f \n", fhPHOSInvariantMass->GetMean(), fhPHOSInvariantMass->GetRMS() ) ; | |
269 | printf(" PHOSDigitsEvent Mean : %5.3f , RMS : %5.3f \n", fhPHOSDigitsEvent->GetMean(), fhPHOSDigitsEvent->GetRMS() ) ; | |
270 | ||
271 | TCanvas * cPHOS = new TCanvas("cPHOS", "PHOS ESD Test", 400, 10, 600, 700) ; | |
272 | cPHOS->Divide(3, 2); | |
273 | ||
274 | cPHOS->cd(1) ; | |
275 | if ( fhPHOSEnergy->GetMaximum() > 0. ) | |
276 | gPad->SetLogy(); | |
277 | fhPHOSEnergy->SetAxisRange(0, 25.); | |
278 | fhPHOSEnergy->SetLineColor(2); | |
279 | fhPHOSEnergy->Draw(); | |
280 | ||
281 | cPHOS->cd(2) ; | |
282 | fhPHOSDigits->SetAxisRange(0,25.); | |
283 | fhPHOSDigits->SetLineColor(2); | |
284 | fhPHOSDigits->Draw(); | |
285 | ||
286 | cPHOS->cd(3) ; | |
287 | if ( fhPHOSRecParticles->GetMaximum() > 0. ) | |
288 | gPad->SetLogy(); | |
289 | fhPHOSRecParticles->SetAxisRange(0, 25.); | |
290 | fhPHOSRecParticles->SetLineColor(2); | |
291 | fhPHOSRecParticles->Draw(); | |
292 | ||
293 | cPHOS->cd(4) ; | |
294 | if ( fhPHOSPhotons->GetMaximum() > 0. ) | |
295 | gPad->SetLogy(); | |
296 | fhPHOSPhotons->SetAxisRange(0,25.); | |
297 | fhPHOSPhotons->SetLineColor(2); | |
298 | fhPHOSPhotons->Draw(); | |
299 | ||
300 | cPHOS->cd(5) ; | |
301 | fhPHOSInvariantMass->SetLineColor(2); | |
302 | fhPHOSInvariantMass->Draw(); | |
303 | ||
304 | cPHOS->cd(6) ; | |
305 | if ( fhPHOSDigitsEvent->GetMaximum() > 0. ) | |
306 | gPad->SetLogy(); | |
307 | fhPHOSDigitsEvent->SetAxisRange(0,40.); | |
308 | fhPHOSDigitsEvent->SetLineColor(2); | |
309 | fhPHOSDigitsEvent->Draw(); | |
310 | ||
311 | cPHOS->Print("PHOS.eps"); | |
312 | ||
313 | char line[1024] ; | |
314 | sprintf(line, ".!tar -zcf %s.tar.gz *.eps", GetName()) ; | |
315 | gROOT->ProcessLine(line); | |
316 | sprintf(line, ".!rm -fR *.eps"); | |
317 | gROOT->ProcessLine(line); | |
318 | ||
319 | AliInfo(Form("!!! All the eps files are in %s.tar.gz !!!", GetName())) ; | |
320 | ||
321 | char * report ; | |
322 | if(problem) | |
323 | report="Problems found, please check!!!"; | |
324 | else | |
325 | report="OK"; | |
326 | ||
327 | AliInfo(Form("*** %s Summary Report: %s \n",GetName(), report)) ; | |
328 | } |