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44f32dd2 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | /* $Id: $ */ | |
18 | ||
19 | /* | |
20 | Based on AliPHOSQADataMaker | |
21 | Produces the data needed to calculate the quality assurance. | |
22 | All data must be mergeable objects. | |
23 | P. Christiansen, Lund, January 2008 | |
24 | */ | |
25 | ||
26 | /* | |
27 | Implementation: | |
28 | ||
29 | We have chosen to have the histograms as non-persistent meber to | |
30 | allow better debugging. In the copy constructor we then have to | |
31 | assign the pointers to the existing histograms in the copied | |
32 | list. This have been implemented but not tested. | |
33 | */ | |
34 | ||
35 | #include "AliTPCQADataMakerSim.h" | |
36 | ||
37 | // --- ROOT system --- | |
38 | ||
39 | // --- Standard library --- | |
40 | ||
41 | // --- AliRoot header files --- | |
42 | #include "AliQAChecker.h" | |
44f32dd2 | 43 | #include "AliTPC.h" |
44 | #include "AliTPCv2.h" | |
45 | #include "AliSimDigits.h" | |
46 | ||
47 | ClassImp(AliTPCQADataMakerSim) | |
48 | ||
49 | //____________________________________________________________________________ | |
50 | AliTPCQADataMakerSim::AliTPCQADataMakerSim() : | |
4e25ac79 | 51 | AliQADataMakerSim(AliQAv1::GetDetName(AliQAv1::kTPC), |
57acd2d2 | 52 | "TPC Sim Quality Assurance Data Maker") |
44f32dd2 | 53 | { |
54 | // ctor | |
55 | } | |
56 | ||
57 | //____________________________________________________________________________ | |
58 | AliTPCQADataMakerSim::AliTPCQADataMakerSim(const AliTPCQADataMakerSim& qadm) : | |
57acd2d2 | 59 | AliQADataMakerSim() |
44f32dd2 | 60 | { |
61 | //copy ctor | |
62 | SetName((const char*)qadm.GetName()) ; | |
63 | SetTitle((const char*)qadm.GetTitle()); | |
64 | ||
65 | // | |
66 | // Associate class histogram objects to the copies in the list | |
67 | // Could also be done with the indexes | |
68 | // | |
57acd2d2 | 69 | } |
44f32dd2 | 70 | |
71 | //__________________________________________________________________ | |
72 | AliTPCQADataMakerSim& AliTPCQADataMakerSim::operator = (const AliTPCQADataMakerSim& qadm ) | |
73 | { | |
74 | // Equal operator. | |
75 | this->~AliTPCQADataMakerSim(); | |
76 | new(this) AliTPCQADataMakerSim(qadm); | |
77 | return *this; | |
78 | } | |
79 | ||
80 | //____________________________________________________________________________ | |
4e25ac79 | 81 | void AliTPCQADataMakerSim::EndOfDetectorCycle(AliQAv1::TASKINDEX_t task, TObjArray ** list) |
44f32dd2 | 82 | { |
83 | //Detector specific actions at end of cycle | |
84 | // do the QA checking | |
4e25ac79 | 85 | AliQAChecker::Instance()->Run(AliQAv1::kTPC, task, list) ; |
44f32dd2 | 86 | } |
87 | ||
88 | //____________________________________________________________________________ | |
89 | void AliTPCQADataMakerSim::InitDigits() | |
90 | { | |
57acd2d2 | 91 | TH1F * histDigitsADC = |
44f32dd2 | 92 | new TH1F("hDigitsADC", "Digit ADC distribution; ADC; Counts", |
93 | 1000, 0, 1000); | |
57acd2d2 | 94 | histDigitsADC->Sumw2(); |
95 | Add2DigitsList(histDigitsADC, kDigitsADC); | |
44f32dd2 | 96 | } |
97 | ||
98 | //____________________________________________________________________________ | |
99 | void AliTPCQADataMakerSim::InitHits() | |
100 | { | |
57acd2d2 | 101 | TH1F * histHitsNhits = |
44f32dd2 | 102 | new TH1F("hHitsNhits", "Interactions per primary track in the TPC volume; Number of primary interactions; Counts", |
103 | 100, 0, 10000); | |
57acd2d2 | 104 | histHitsNhits->Sumw2(); |
105 | Add2HitsList(histHitsNhits, kNhits); | |
44f32dd2 | 106 | |
57acd2d2 | 107 | TH1F * histHitsElectrons = |
44f32dd2 | 108 | new TH1F("hHitsElectrons", "Electrons per interaction (primaries); Electrons; Counts", |
109 | 300, 0, 300); | |
57acd2d2 | 110 | histHitsElectrons->Sumw2(); |
111 | Add2HitsList(histHitsElectrons, kElectrons); | |
44f32dd2 | 112 | |
57acd2d2 | 113 | TH1F * histHitsRadius = |
44f32dd2 | 114 | new TH1F("hHitsRadius", "Position of interaction (Primary tracks only); Radius; Counts", |
115 | 300, 0., 300.); | |
57acd2d2 | 116 | histHitsRadius->Sumw2(); |
117 | Add2HitsList(histHitsRadius, kRadius); | |
44f32dd2 | 118 | |
57acd2d2 | 119 | TH1F * histHitsPrimPerCm = |
44f32dd2 | 120 | new TH1F("hHitsPrimPerCm", "Primaries per cm (Primary tracks only); Primaries; Counts", |
121 | 100, 0., 100.); | |
57acd2d2 | 122 | histHitsPrimPerCm->Sumw2(); |
123 | Add2HitsList(histHitsPrimPerCm, kPrimPerCm); | |
44f32dd2 | 124 | |
57acd2d2 | 125 | TH1F * histHitsElectronsPerCm = |
44f32dd2 | 126 | new TH1F("hHitsElectronsPerCm", "Electrons per cm (Primary tracks only); Electrons; Counts", |
127 | 300, 0., 300.); | |
57acd2d2 | 128 | histHitsElectronsPerCm->Sumw2(); |
129 | Add2HitsList(histHitsElectronsPerCm, kElectronsPerCm); | |
44f32dd2 | 130 | } |
131 | ||
132 | //____________________________________________________________________________ | |
133 | void AliTPCQADataMakerSim::MakeDigits(TTree* digitTree) | |
134 | { | |
135 | TBranch* branch = digitTree->GetBranch("Segment"); | |
136 | AliSimDigits* digArray = 0; | |
137 | branch->SetAddress(&digArray); | |
138 | ||
139 | Int_t nEntries = Int_t(digitTree->GetEntries()); | |
140 | ||
141 | for (Int_t n = 0; n < nEntries; n++) { | |
142 | ||
143 | digitTree->GetEvent(n); | |
144 | ||
145 | if (digArray->First()) | |
146 | do { | |
57acd2d2 | 147 | Float_t dig = digArray->CurrentDigit(); |
44f32dd2 | 148 | |
57acd2d2 | 149 | GetDigitsData(kDigitsADC)->Fill(dig); |
44f32dd2 | 150 | } while (digArray->Next()); |
151 | } | |
152 | } | |
153 | ||
154 | //____________________________________________________________________________ | |
155 | void AliTPCQADataMakerSim::MakeHits(TTree * hitTree) | |
156 | { | |
157 | // make QA data from Hit Tree | |
158 | const Int_t nTracks = hitTree->GetEntries(); | |
c64eb670 | 159 | TBranch* branch = hitTree->GetBranch("TPC2"); |
44f32dd2 | 160 | AliTPCv2* tpc = (AliTPCv2*)gAlice->GetDetector("TPC"); |
1546352e | 161 | |
44f32dd2 | 162 | // |
163 | // loop over tracks | |
164 | // | |
165 | for(Int_t n = 0; n < nTracks; n++){ | |
44f32dd2 | 166 | Int_t nHits = 0; |
167 | branch->GetEntry(n); | |
44f32dd2 | 168 | |
1546352e | 169 | AliTPChit* tpcHit = (AliTPChit*)tpc->FirstHit(-1); |
44f32dd2 | 170 | |
1546352e | 171 | if (tpcHit) { |
172 | Float_t dist = 0.; | |
173 | Int_t nprim = 0; | |
174 | Float_t xold = tpcHit->X(); | |
175 | Float_t yold = tpcHit->Y(); | |
176 | Float_t zold = tpcHit->Z(); | |
177 | Float_t radiusOld = TMath::Sqrt(xold*xold + yold*yold); | |
178 | Float_t q = 0.; | |
179 | while(tpcHit) { | |
57acd2d2 | 180 | Float_t x = tpcHit->X(); |
181 | Float_t y = tpcHit->Y(); | |
182 | Float_t z = tpcHit->Z(); | |
183 | Float_t radius = TMath::Sqrt(x*x + y*y); | |
44f32dd2 | 184 | |
57acd2d2 | 185 | if(radius>50) { // Skip hits at interaction point |
44f32dd2 | 186 | |
57acd2d2 | 187 | nHits++; |
44f32dd2 | 188 | |
57acd2d2 | 189 | Int_t trackNo = tpcHit->GetTrack(); |
1546352e | 190 | |
57acd2d2 | 191 | if(trackNo==n) { // primary track |
44f32dd2 | 192 | |
0b2c5e4c | 193 | GetHitsData(kElectrons)->Fill(tpcHit->fQ); |
194 | GetHitsData(kRadius)->Fill(radius); | |
44f32dd2 | 195 | |
57acd2d2 | 196 | // find the new distance |
197 | dist += TMath::Sqrt((x-xold)*(x-xold) + (y-yold)*(y-yold) + | |
198 | (z-zold)*(z-zold)); | |
199 | if(dist<1.){ | |
200 | // add data to this 1 cm step | |
201 | nprim++; | |
202 | q += tpcHit->fQ; | |
1546352e | 203 | |
57acd2d2 | 204 | } else{ |
205 | // Fill the histograms normalized to per cm | |
1546352e | 206 | |
57acd2d2 | 207 | if(nprim==1) |
208 | cout << radius << ", " << radiusOld << ", " << dist << endl; | |
1546352e | 209 | |
0b2c5e4c | 210 | GetHitsData(kPrimPerCm)->Fill((Float_t)nprim); |
211 | GetHitsData(kElectronsPerCm)->Fill(q); | |
1546352e | 212 | |
57acd2d2 | 213 | dist = 0; |
214 | q = 0; | |
215 | nprim = 0; | |
216 | } | |
217 | } | |
218 | } | |
1546352e | 219 | |
57acd2d2 | 220 | radiusOld = radius; |
221 | xold = x; | |
222 | yold = y; | |
223 | zold = z; | |
1546352e | 224 | |
57acd2d2 | 225 | tpcHit = (AliTPChit*) tpc->NextHit(); |
226 | } | |
44f32dd2 | 227 | } |
0b2c5e4c | 228 | GetHitsData(kNhits)->Fill(nHits); |
44f32dd2 | 229 | } |
44f32dd2 | 230 | } |
44f32dd2 | 231 |