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b0d2c2d3 | 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 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | /// // | |
20 | /// class for VZERO reconstruction // | |
21 | /// // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
35b120ff | 24 | #include "AliRunLoader.h" |
2eb38194 | 25 | #include "AliRawReader.h" |
b0d2c2d3 | 26 | #include "AliVZEROReconstructor.h" |
2eb38194 | 27 | #include "AliVZERORawStream.h" |
35b120ff | 28 | #include "AliESD.h" |
b0d2c2d3 | 29 | |
b0d2c2d3 | 30 | ClassImp(AliVZEROReconstructor) |
31 | ||
ce7090f5 | 32 | //_____________________________________________________________________________ |
cb2228e6 | 33 | AliVZEROReconstructor:: AliVZEROReconstructor(): AliReconstructor(), |
35b120ff | 34 | fESDVZERO(0x0), |
35 | fESD(0x0), | |
36 | fRunLoader(0x0), | |
cb2228e6 | 37 | fCalibData(GetCalibData()) |
ce7090f5 | 38 | { |
39 | // Default constructor | |
ce7090f5 | 40 | // Get calibration data |
41 | ||
35b120ff | 42 | // fCalibData = GetCalibData(); |
ce7090f5 | 43 | } |
44 | ||
45 | ||
46 | //_____________________________________________________________________________ | |
47 | AliVZEROReconstructor& AliVZEROReconstructor::operator = | |
48 | (const AliVZEROReconstructor& /*reconstructor*/) | |
49 | { | |
50 | // assignment operator | |
51 | ||
52 | Fatal("operator =", "assignment operator not implemented"); | |
53 | return *this; | |
54 | } | |
55 | ||
56 | //_____________________________________________________________________________ | |
57 | AliVZEROReconstructor::~AliVZEROReconstructor() | |
58 | { | |
59 | // destructor | |
35b120ff | 60 | delete fESDVZERO; |
61 | ||
62 | } | |
63 | ||
64 | //_____________________________________________________________________________ | |
65 | void AliVZEROReconstructor::Init(AliRunLoader* runLoader) | |
66 | { | |
67 | /// initializer | |
ce7090f5 | 68 | |
35b120ff | 69 | fRunLoader = runLoader; |
70 | fESDVZERO = new AliESDVZERO; | |
71 | } | |
72 | ||
73 | //______________________________________________________________________ | |
74 | void AliVZEROReconstructor::Reconstruct(AliRunLoader* runLoader) const | |
75 | { | |
76 | ||
77 | AliVZEROLoader* loader = (AliVZEROLoader* )runLoader->GetLoader( "VZEROLoader" ); | |
78 | // AliVZEROLoader* loader = (AliVZEROLoader* )fRunLoader->GetLoader( "VZEROLoader" ); | |
79 | ||
80 | loader->LoadDigits("READ"); | |
81 | TTree* vzeroDigitsTree = loader->TreeD(); | |
82 | if (!vzeroDigitsTree) return; | |
83 | ||
84 | TClonesArray* vzeroDigits = new TClonesArray("AliVZEROdigit",1000); | |
85 | TBranch* digitBranch = vzeroDigitsTree->GetBranch("VZERODigit"); | |
86 | digitBranch->SetAddress(&vzeroDigits); | |
87 | ||
88 | Int_t NbPMV0A = 0; | |
89 | Int_t NbPMV0C = 0; | |
90 | Int_t MTotV0A = 0; | |
91 | Int_t MTotV0C = 0; | |
92 | Float_t ADCV0A = 0.0; | |
93 | Float_t ADCV0C = 0.0; | |
94 | Float_t MultV0A[4]; | |
95 | Float_t MultV0C[4]; | |
96 | Int_t MRingV0A[4]; | |
97 | Int_t MRingV0C[4]; | |
98 | ||
99 | Int_t ADC[64]; | |
100 | Float_t MIP[64]; | |
101 | for (Int_t i=0; i<64; i++){ | |
102 | ADC[i] = 0; | |
103 | MIP[i] = 110.0;} | |
104 | for (Int_t j=0; j<4; j++){ | |
105 | MultV0A[j] = 0.0; | |
106 | MultV0C[j] = 0.0; | |
107 | MRingV0A[j] = 0; | |
108 | MRingV0C[j] = 0;} | |
109 | ||
110 | // loop over VZERO entries | |
111 | Int_t nEntries = (Int_t)vzeroDigitsTree->GetEntries(); | |
112 | for (Int_t e=0; e<nEntries; e++) { | |
113 | vzeroDigitsTree->GetEvent(e); | |
114 | ||
115 | Int_t nDigits = vzeroDigits->GetEntriesFast(); | |
116 | ||
117 | for (Int_t d=0; d<nDigits; d++) { | |
118 | AliVZEROdigit* digit = (AliVZEROdigit*)vzeroDigits->At(d); | |
119 | Int_t PMNumber = digit->PMNumber(); | |
120 | ADC[PMNumber] = digit->ADC(); | |
121 | if (PMNumber<=31) { | |
122 | if (PMNumber<=7) MultV0C[0]=MultV0C[0]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
123 | if (PMNumber>=8 && PMNumber<=15) MultV0C[1]=MultV0C[1]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
124 | if (PMNumber>=16 && PMNumber<=23) MultV0C[2]=MultV0C[2]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
125 | if (PMNumber>=24 && PMNumber<=31) MultV0C[3]=MultV0C[3]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
126 | ADCV0C = ADCV0C + float(ADC[PMNumber])/MIP[PMNumber]; | |
127 | if(ADC[PMNumber] > 4) NbPMV0C++; | |
128 | } | |
129 | if (PMNumber>=32) { | |
130 | if (PMNumber>=32 && PMNumber<=39) MultV0A[0]=MultV0A[0]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
131 | if (PMNumber>=40 && PMNumber<=47) MultV0A[1]=MultV0A[1]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
132 | if (PMNumber>=48 && PMNumber<=55) MultV0A[2]=MultV0A[2]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
133 | if (PMNumber>=56 && PMNumber<=63) MultV0A[3]=MultV0A[3]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
134 | ADCV0A = ADCV0A + float(ADC[PMNumber])/MIP[PMNumber]; | |
135 | if(ADC[PMNumber] > 4) NbPMV0A++; | |
136 | } | |
137 | } // end of loop over digits | |
138 | ||
139 | } // end of loop over events in digits tree | |
140 | ||
141 | MTotV0A = int(ADCV0A + 0.5); | |
142 | MTotV0C = int(ADCV0C + 0.5); | |
143 | for (Int_t j=0; j<4; j++){ | |
144 | MRingV0A[j] = int(MultV0A[j] + 0.5); | |
145 | MRingV0C[j] = int(MultV0C[j] + 0.5);} | |
146 | ||
147 | AliDebug(1,Form("VZERO multiplicities : %d (V0A) %d (V0C)", MTotV0A, MTotV0C)); | |
148 | AliDebug(1,Form("Number of PMs fired : %d (V0A) %d (V0C)", NbPMV0A, NbPMV0C)); | |
149 | ||
150 | fESDVZERO->SetNbPMV0A(NbPMV0A); | |
151 | fESDVZERO->SetNbPMV0C(NbPMV0C); | |
152 | fESDVZERO->SetMTotV0A(MTotV0A); | |
153 | fESDVZERO->SetMTotV0C(MTotV0C); | |
154 | fESDVZERO->SetMRingV0A(MRingV0A); | |
155 | fESDVZERO->SetMRingV0C(MRingV0C); | |
156 | ||
ce7090f5 | 157 | } |
158 | ||
2eb38194 | 159 | //______________________________________________________________________ |
160 | void AliVZEROReconstructor::Reconstruct(AliRunLoader* runLoader,AliRawReader* rawReader) const | |
161 | { | |
162 | ||
163 | Int_t nEvents = runLoader->GetNumberOfEvents(); | |
164 | ||
165 | for (Int_t iEvent = 0; iEvent < nEvents; iEvent++) { | |
166 | if (!rawReader->NextEvent()) break; | |
167 | AliVZERORawStream rawStream(rawReader); | |
168 | ||
169 | Int_t NbPMV0A = 0; | |
170 | Int_t NbPMV0C = 0; | |
171 | Int_t MTotV0A = 0; | |
172 | Int_t MTotV0C = 0; | |
173 | Float_t ADCV0A = 0.0; | |
174 | Float_t ADCV0C = 0.0; | |
175 | Float_t MultV0A[4]; | |
176 | Float_t MultV0C[4]; | |
177 | Int_t MRingV0A[4]; | |
178 | Int_t MRingV0C[4]; | |
179 | ||
180 | Int_t ADC[64]; | |
181 | Float_t MIP[64]; | |
182 | for (Int_t i=0; i<64; i++){ | |
183 | ADC[i] = 0; | |
184 | MIP[i] = 110.0;} | |
185 | for (Int_t j=0; j<4; j++){ | |
186 | MultV0A[j] = 0.0; | |
187 | MultV0C[j] = 0.0; | |
188 | MRingV0A[j] = 0; | |
189 | MRingV0C[j] = 0;} | |
190 | ||
191 | // loop over VZERO entries | |
192 | while (rawStream.Next()) { | |
193 | Int_t PMNumber = rawStream.GetCell(); | |
194 | ADC[PMNumber] = rawStream.GetADC(); | |
195 | if (PMNumber<=31) { | |
196 | if (PMNumber<=7) MultV0C[0]=MultV0C[0]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
197 | if (PMNumber>=8 && PMNumber<=15) MultV0C[1]=MultV0C[1]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
198 | if (PMNumber>=16 && PMNumber<=23) MultV0C[2]=MultV0C[2]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
199 | if (PMNumber>=24 && PMNumber<=31) MultV0C[3]=MultV0C[3]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
200 | ADCV0C = ADCV0C + float(ADC[PMNumber])/MIP[PMNumber]; | |
201 | if(ADC[PMNumber] > 4) NbPMV0C++; | |
202 | } | |
203 | if (PMNumber>=32) { | |
204 | if (PMNumber>=32 && PMNumber<=39) MultV0A[0]=MultV0A[0]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
205 | if (PMNumber>=40 && PMNumber<=47) MultV0A[1]=MultV0A[1]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
206 | if (PMNumber>=48 && PMNumber<=55) MultV0A[2]=MultV0A[2]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
207 | if (PMNumber>=56 && PMNumber<=63) MultV0A[3]=MultV0A[3]+ float(ADC[PMNumber])/MIP[PMNumber]; | |
208 | ADCV0A = ADCV0A + float(ADC[PMNumber])/MIP[PMNumber]; | |
209 | if(ADC[PMNumber] > 4) NbPMV0A++; | |
210 | } | |
211 | } // end of loop over digits | |
212 | ||
213 | MTotV0A = int(ADCV0A + 0.5); | |
214 | MTotV0C = int(ADCV0C + 0.5); | |
215 | for (Int_t j=0; j<4; j++){ | |
216 | MRingV0A[j] = int(MultV0A[j] + 0.5); | |
217 | MRingV0C[j] = int(MultV0C[j] + 0.5);} | |
218 | ||
219 | AliDebug(1,Form("VZERO multiplicities : %d (V0A) %d (V0C)", MTotV0A, MTotV0C)); | |
220 | AliDebug(1,Form("Number of PMs fired : %d (V0A) %d (V0C)", NbPMV0A, NbPMV0C)); | |
221 | ||
222 | fESDVZERO->SetNbPMV0A(NbPMV0A); | |
223 | fESDVZERO->SetNbPMV0C(NbPMV0C); | |
224 | fESDVZERO->SetMTotV0A(MTotV0A); | |
225 | fESDVZERO->SetMTotV0C(MTotV0C); | |
226 | fESDVZERO->SetMRingV0A(MRingV0A); | |
227 | fESDVZERO->SetMRingV0C(MRingV0C); | |
228 | } // end of loop over events in digits tree | |
229 | } | |
35b120ff | 230 | |
231 | //_____________________________________________________________________________ | |
232 | void AliVZEROReconstructor::FillESD(AliRunLoader* /*runLoader*/, | |
233 | AliESD* esd) const | |
234 | { | |
235 | // fill ESD | |
236 | ||
237 | if (esd) { | |
238 | AliDebug(1, Form("Writing VZERO data to ESD tree")); | |
239 | esd->SetVZEROData(fESDVZERO); | |
240 | } | |
ce7090f5 | 241 | |
35b120ff | 242 | } |
243 | ||
ce7090f5 | 244 | //_____________________________________________________________________________ |
245 | AliCDBStorage* AliVZEROReconstructor::SetStorage(const char *uri) | |
246 | { | |
247 | ||
248 | Bool_t deleteManager = kFALSE; | |
249 | ||
250 | AliCDBManager *manager = AliCDBManager::Instance(); | |
251 | AliCDBStorage *defstorage = manager->GetDefaultStorage(); | |
252 | ||
253 | if(!defstorage || !(defstorage->Contains("VZERO"))){ | |
254 | AliWarning("No default storage set or default storage doesn't contain VZERO!"); | |
255 | manager->SetDefaultStorage(uri); | |
256 | deleteManager = kTRUE; | |
257 | } | |
258 | ||
259 | AliCDBStorage *storage = manager->GetDefaultStorage(); | |
260 | ||
261 | if(deleteManager){ | |
262 | AliCDBManager::Instance()->UnsetDefaultStorage(); | |
263 | defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy() | |
264 | } | |
265 | ||
266 | return storage; | |
267 | } | |
268 | ||
269 | //_____________________________________________________________________________ | |
270 | AliVZEROCalibData* AliVZEROReconstructor::GetCalibData() const | |
271 | { | |
272 | ||
273 | // Getting calibration object for VZERO set | |
274 | ||
c0b82b5a | 275 | AliCDBManager *man = AliCDBManager::Instance(); |
ce7090f5 | 276 | |
c0b82b5a | 277 | AliCDBEntry *entry=0; |
278 | ||
279 | entry = man->Get("VZERO/Calib/Data"); | |
280 | ||
281 | if(!entry){ | |
282 | AliWarning("Load of calibration data from default storage failed!"); | |
283 | AliWarning("Calibration data will be loaded from local storage ($ALICE_ROOT)"); | |
284 | Int_t runNumber = man->GetRun(); | |
285 | entry = man->GetStorage("local://$ALICE_ROOT") | |
286 | ->Get("VZERO/Calib/Data",runNumber); | |
287 | ||
288 | } | |
289 | ||
290 | // Retrieval of data in directory VZERO/Calib/Data: | |
291 | ||
292 | ||
293 | AliVZEROCalibData *calibdata = 0; | |
294 | ||
295 | if (entry) calibdata = (AliVZEROCalibData*) entry->GetObject(); | |
296 | if (!calibdata) AliError("No calibration data from calibration database !"); | |
ce7090f5 | 297 | |
298 | return calibdata; | |
299 | } |