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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" |
b14e6eb4 | 28 | #include "AliESDEvent.h" |
b0d2c2d3 | 29 | |
b0d2c2d3 | 30 | ClassImp(AliVZEROReconstructor) |
31 | ||
ce7090f5 | 32 | //_____________________________________________________________________________ |
cb2228e6 | 33 | AliVZEROReconstructor:: AliVZEROReconstructor(): AliReconstructor(), |
35b120ff | 34 | fESDVZERO(0x0), |
35 | fESD(0x0), | |
cb2228e6 | 36 | fCalibData(GetCalibData()) |
ce7090f5 | 37 | { |
38 | // Default constructor | |
ce7090f5 | 39 | // Get calibration data |
40 | ||
35b120ff | 41 | // fCalibData = GetCalibData(); |
ce7090f5 | 42 | } |
43 | ||
44 | ||
45 | //_____________________________________________________________________________ | |
46 | AliVZEROReconstructor& AliVZEROReconstructor::operator = | |
47 | (const AliVZEROReconstructor& /*reconstructor*/) | |
48 | { | |
49 | // assignment operator | |
50 | ||
51 | Fatal("operator =", "assignment operator not implemented"); | |
52 | return *this; | |
53 | } | |
54 | ||
55 | //_____________________________________________________________________________ | |
56 | AliVZEROReconstructor::~AliVZEROReconstructor() | |
57 | { | |
58 | // destructor | |
35b120ff | 59 | delete fESDVZERO; |
60 | ||
61 | } | |
62 | ||
63 | //_____________________________________________________________________________ | |
d76c31f4 | 64 | void AliVZEROReconstructor::Init() |
35b120ff | 65 | { |
ef314913 | 66 | // initializer |
ce7090f5 | 67 | |
35b120ff | 68 | fESDVZERO = new AliESDVZERO; |
69 | } | |
70 | ||
71 | //______________________________________________________________________ | |
2e0ee64a | 72 | void AliVZEROReconstructor::ConvertDigits(AliRawReader* rawReader, TTree* digitsTree) const |
35b120ff | 73 | { |
ef314913 | 74 | // converts to digits |
75 | ||
2e0ee64a | 76 | if (!digitsTree) { |
77 | AliError("No digits tree!"); | |
78 | return; | |
79 | } | |
35b120ff | 80 | |
2e0ee64a | 81 | TClonesArray* digitsArray = new TClonesArray("AliVZEROdigit"); |
82 | digitsTree->Branch("VZERODigit", &digitsArray); | |
83 | ||
84 | rawReader->Reset(); | |
85 | AliVZERORawStream rawStream(rawReader); | |
726d762c | 86 | if (rawStream.Next()) { |
87 | for(Int_t iChannel = 0; iChannel < 64; iChannel++) { | |
88 | Int_t adc = rawStream.GetADC(iChannel); | |
89 | Int_t time = rawStream.GetTime(iChannel); | |
2e0ee64a | 90 | new ((*digitsArray)[digitsArray->GetEntriesFast()]) |
726d762c | 91 | AliVZEROdigit(iChannel,adc,time); |
92 | } | |
2e0ee64a | 93 | } |
94 | ||
95 | digitsTree->Fill(); | |
96 | } | |
97 | ||
98 | //______________________________________________________________________ | |
99 | void AliVZEROReconstructor::FillESD(TTree* digitsTree, TTree* /*clustersTree*/, | |
b14e6eb4 | 100 | AliESDEvent* esd) const |
2e0ee64a | 101 | { |
ef314913 | 102 | // fills multiplicities to the ESD |
103 | ||
2e0ee64a | 104 | if (!digitsTree) { |
105 | AliError("No digits tree!"); | |
106 | return; | |
107 | } | |
35b120ff | 108 | |
2e0ee64a | 109 | TClonesArray* digitsArray = NULL; |
110 | TBranch* digitBranch = digitsTree->GetBranch("VZERODigit"); | |
111 | digitBranch->SetAddress(&digitsArray); | |
35b120ff | 112 | |
ef314913 | 113 | Int_t nbPMV0A = 0; |
114 | Int_t nbPMV0C = 0; | |
115 | Int_t mTotV0A = 0; | |
116 | Int_t mTotV0C = 0; | |
117 | Float_t adcV0A = 0.0; | |
118 | Float_t adcV0C = 0.0; | |
119 | Float_t multV0A[4]; | |
120 | Float_t multV0C[4]; | |
121 | Int_t mRingV0A[4]; | |
122 | Int_t mRingV0C[4]; | |
35b120ff | 123 | |
ef314913 | 124 | Int_t adc[64]; |
125 | Float_t mip[64]; | |
35b120ff | 126 | for (Int_t i=0; i<64; i++){ |
ef314913 | 127 | adc[i] = 0; |
128 | mip[i] = 110.0;} | |
35b120ff | 129 | for (Int_t j=0; j<4; j++){ |
ef314913 | 130 | multV0A[j] = 0.0; |
131 | multV0C[j] = 0.0; | |
132 | mRingV0A[j] = 0; | |
133 | mRingV0C[j] = 0;} | |
35b120ff | 134 | |
135 | // loop over VZERO entries | |
2e0ee64a | 136 | Int_t nEntries = (Int_t)digitsTree->GetEntries(); |
35b120ff | 137 | for (Int_t e=0; e<nEntries; e++) { |
2e0ee64a | 138 | digitsTree->GetEvent(e); |
35b120ff | 139 | |
2e0ee64a | 140 | Int_t nDigits = digitsArray->GetEntriesFast(); |
35b120ff | 141 | |
142 | for (Int_t d=0; d<nDigits; d++) { | |
2e0ee64a | 143 | AliVZEROdigit* digit = (AliVZEROdigit*)digitsArray->At(d); |
ef314913 | 144 | Int_t pmNumber = digit->PMNumber(); |
59063a18 | 145 | adc[pmNumber] = digit->ADC(); |
146 | // cut of ADC at MIP/2 | |
147 | if (adc[pmNumber] > (mip[pmNumber]/2)) { | |
148 | if (pmNumber<=31) { | |
149 | if (pmNumber<=7) multV0C[0]=multV0C[0]+ float(adc[pmNumber])/mip[pmNumber]; | |
150 | if (pmNumber>=8 && pmNumber<=15) multV0C[1]=multV0C[1]+ float(adc[pmNumber])/mip[pmNumber]; | |
151 | if (pmNumber>=16 && pmNumber<=23) multV0C[2]=multV0C[2]+ float(adc[pmNumber])/mip[pmNumber]; | |
152 | if (pmNumber>=24 && pmNumber<=31) multV0C[3]=multV0C[3]+ float(adc[pmNumber])/mip[pmNumber]; | |
153 | adcV0C = adcV0C + float(adc[pmNumber])/mip[pmNumber]; | |
154 | nbPMV0C++; | |
155 | } | |
156 | if (pmNumber>=32 ) { | |
157 | if (pmNumber>=32 && pmNumber<=39) multV0A[0]=multV0A[0]+ float(adc[pmNumber])/mip[pmNumber]; | |
158 | if (pmNumber>=40 && pmNumber<=47) multV0A[1]=multV0A[1]+ float(adc[pmNumber])/mip[pmNumber]; | |
159 | if (pmNumber>=48 && pmNumber<=55) multV0A[2]=multV0A[2]+ float(adc[pmNumber])/mip[pmNumber]; | |
160 | if (pmNumber>=56 && pmNumber<=63) multV0A[3]=multV0A[3]+ float(adc[pmNumber])/mip[pmNumber]; | |
161 | adcV0A = adcV0A + float(adc[pmNumber])/mip[pmNumber]; | |
162 | nbPMV0A++; | |
163 | } | |
35b120ff | 164 | } |
165 | } // end of loop over digits | |
166 | ||
167 | } // end of loop over events in digits tree | |
168 | ||
ef314913 | 169 | mTotV0A = int(adcV0A + 0.5); |
170 | mTotV0C = int(adcV0C + 0.5); | |
35b120ff | 171 | for (Int_t j=0; j<4; j++){ |
ef314913 | 172 | mRingV0A[j] = int(multV0A[j] + 0.5); |
173 | mRingV0C[j] = int(multV0C[j] + 0.5);} | |
35b120ff | 174 | |
ef314913 | 175 | AliDebug(1,Form("VZERO multiplicities : %d (V0A) %d (V0C)", mTotV0A, mTotV0C)); |
176 | AliDebug(1,Form("Number of PMs fired : %d (V0A) %d (V0C)", nbPMV0A, nbPMV0C)); | |
177 | ||
178 | fESDVZERO->SetNbPMV0A(nbPMV0A); | |
179 | fESDVZERO->SetNbPMV0C(nbPMV0C); | |
180 | fESDVZERO->SetMTotV0A(mTotV0A); | |
181 | fESDVZERO->SetMTotV0C(mTotV0C); | |
182 | fESDVZERO->SetMRingV0A(mRingV0A); | |
183 | fESDVZERO->SetMRingV0C(mRingV0C); | |
35b120ff | 184 | |
2e0ee64a | 185 | if (esd) { |
186 | AliDebug(1, Form("Writing VZERO data to ESD tree")); | |
187 | esd->SetVZEROData(fESDVZERO); | |
188 | } | |
35b120ff | 189 | } |
190 | ||
ce7090f5 | 191 | //_____________________________________________________________________________ |
192 | AliCDBStorage* AliVZEROReconstructor::SetStorage(const char *uri) | |
193 | { | |
ef314913 | 194 | // Sets the storage |
195 | ||
ce7090f5 | 196 | Bool_t deleteManager = kFALSE; |
197 | ||
198 | AliCDBManager *manager = AliCDBManager::Instance(); | |
199 | AliCDBStorage *defstorage = manager->GetDefaultStorage(); | |
200 | ||
201 | if(!defstorage || !(defstorage->Contains("VZERO"))){ | |
202 | AliWarning("No default storage set or default storage doesn't contain VZERO!"); | |
203 | manager->SetDefaultStorage(uri); | |
204 | deleteManager = kTRUE; | |
205 | } | |
206 | ||
207 | AliCDBStorage *storage = manager->GetDefaultStorage(); | |
208 | ||
209 | if(deleteManager){ | |
210 | AliCDBManager::Instance()->UnsetDefaultStorage(); | |
211 | defstorage = 0; // the storage is killed by AliCDBManager::Instance()->Destroy() | |
212 | } | |
213 | ||
214 | return storage; | |
215 | } | |
216 | ||
217 | //_____________________________________________________________________________ | |
218 | AliVZEROCalibData* AliVZEROReconstructor::GetCalibData() const | |
219 | { | |
ef314913 | 220 | // Gets calibration object for VZERO set |
ce7090f5 | 221 | |
c0b82b5a | 222 | AliCDBManager *man = AliCDBManager::Instance(); |
ce7090f5 | 223 | |
c0b82b5a | 224 | AliCDBEntry *entry=0; |
225 | ||
226 | entry = man->Get("VZERO/Calib/Data"); | |
227 | ||
94a600a1 | 228 | // if(!entry){ |
229 | // AliWarning("Load of calibration data from default storage failed!"); | |
230 | // AliWarning("Calibration data will be loaded from local storage ($ALICE_ROOT)"); | |
231 | // Int_t runNumber = man->GetRun(); | |
232 | // entry = man->GetStorage("local://$ALICE_ROOT") | |
233 | // ->Get("VZERO/Calib/Data",runNumber); | |
234 | // | |
235 | // } | |
c0b82b5a | 236 | |
237 | // Retrieval of data in directory VZERO/Calib/Data: | |
238 | ||
c0b82b5a | 239 | AliVZEROCalibData *calibdata = 0; |
240 | ||
241 | if (entry) calibdata = (AliVZEROCalibData*) entry->GetObject(); | |
94a600a1 | 242 | if (!calibdata) AliFatal("No calibration data from calibration database !"); |
ce7090f5 | 243 | |
244 | return calibdata; | |
245 | } |