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1ab07e55 | 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 | // PHOS Preprocessor class. It runs by Shuttle at the end of the run, | |
20 | // calculates calibration coefficients and dead/bad channels | |
21 | // to be posted in OCDB | |
22 | // | |
23 | // Author: Boris Polichtchouk, 4 October 2006 | |
24 | /////////////////////////////////////////////////////////////////////////////// | |
25 | ||
26 | #include "AliPHOSPreprocessor.h" | |
27 | #include "AliLog.h" | |
28 | #include "AliCDBMetaData.h" | |
29 | #include "AliPHOSEmcCalibData.h" | |
30 | #include "TFile.h" | |
31 | #include "TH1.h" | |
32 | #include "TMap.h" | |
33 | #include "TRandom.h" | |
f97eb136 | 34 | #include "TKey.h" |
516e7ab3 | 35 | #include "TList.h" |
36 | #include "TObjString.h" | |
3c0265c1 | 37 | #include "AliPHOSEmcBadChannelsMap.h" |
1ab07e55 | 38 | |
39 | ClassImp(AliPHOSPreprocessor) | |
40 | ||
41 | //_______________________________________________________________________________________ | |
42 | AliPHOSPreprocessor::AliPHOSPreprocessor() : | |
81587b1e | 43 | AliPreprocessor("PHS",0) |
1ab07e55 | 44 | { |
45 | //default constructor | |
46 | } | |
47 | ||
48 | //_______________________________________________________________________________________ | |
81587b1e | 49 | AliPHOSPreprocessor::AliPHOSPreprocessor(AliShuttleInterface* shuttle): |
50 | AliPreprocessor("PHS",shuttle) | |
1ab07e55 | 51 | { |
52 | // Constructor | |
53 | } | |
54 | ||
55 | //_______________________________________________________________________________________ | |
56 | UInt_t AliPHOSPreprocessor::Process(TMap* /*valueSet*/) | |
57 | { | |
58 | // process data retrieved by the Shuttle | |
59 | ||
60 | // The fileName with the histograms which have been produced by | |
61 | // AliPHOSCalibHistoProducer. | |
62 | // It is a responsibility of the SHUTTLE framework to form the fileName | |
516e7ab3 | 63 | |
3c0265c1 | 64 | TString runType = GetRunType(); |
65 | Log(Form("Run type: %s",runType.Data())); | |
66 | ||
eba66a50 | 67 | if(runType=="LED") { |
68 | Bool_t ledOK = ProcessLEDRun(); | |
69 | if(ledOK) return 0; | |
70 | else | |
71 | return 1; | |
72 | } | |
73 | ||
c1274f4c | 74 | gRandom->SetSeed(0); //the seed is set to the current machine clock! |
516e7ab3 | 75 | AliPHOSEmcCalibData calibData; |
3c0265c1 | 76 | |
516e7ab3 | 77 | TList* list = GetFileSources(kDAQ, "AMPLITUDES"); |
78 | if(!list) { | |
79 | Log("Sources list not found, exit."); | |
eba66a50 | 80 | return 1; |
1ab07e55 | 81 | } |
82 | ||
516e7ab3 | 83 | TIter iter(list); |
84 | TObjString *source; | |
3c0265c1 | 85 | |
516e7ab3 | 86 | while ((source = dynamic_cast<TObjString *> (iter.Next()))) { |
87 | AliInfo(Form("found source %s", source->String().Data())); | |
f97eb136 | 88 | |
516e7ab3 | 89 | TString fileName = GetFile(kDAQ, "AMPLITUDES", source->GetName()); |
90 | AliInfo(Form("Got filename: %s",fileName.Data())); | |
f97eb136 | 91 | |
516e7ab3 | 92 | TFile f(fileName); |
f97eb136 | 93 | |
516e7ab3 | 94 | if(!f.IsOpen()) { |
95 | Log(Form("File %s is not opened, something goes wrong!",fileName.Data())); | |
eba66a50 | 96 | return 1; |
516e7ab3 | 97 | } |
1ab07e55 | 98 | |
516e7ab3 | 99 | const Int_t nMod=5; // 1:5 modules |
100 | const Int_t nCol=56; //1:56 columns in each module | |
101 | const Int_t nRow=64; //1:64 rows in each module | |
102 | ||
103 | Double_t coeff; | |
104 | char hnam[80]; | |
105 | TH1F* histo=0; | |
3c0265c1 | 106 | |
516e7ab3 | 107 | //Get the reference histogram |
108 | //(author: Gustavo Conesa Balbastre) | |
109 | ||
110 | TList * keylist = f.GetListOfKeys(); | |
111 | Int_t nkeys = f.GetNkeys(); | |
112 | Bool_t ok = kFALSE; | |
113 | TKey *key; | |
114 | TString refHistoName= ""; | |
115 | Int_t ikey = 0; | |
116 | Int_t counter = 0; | |
117 | TH1F* hRef = 0; | |
eba66a50 | 118 | |
516e7ab3 | 119 | //Check if the file contains any histogram |
120 | ||
121 | if(nkeys< 2){ | |
122 | Log(Form("Not enough histograms (%d) for calibration.",nkeys)); | |
4988b8ce | 123 | return 1; |
f97eb136 | 124 | } |
f97eb136 | 125 | |
516e7ab3 | 126 | while(!ok){ |
127 | ikey = gRandom->Integer(nkeys); | |
128 | key = (TKey*)keylist->At(ikey); | |
129 | refHistoName = key->GetName(); | |
130 | hRef = (TH1F*)f.Get(refHistoName); | |
131 | counter++; | |
132 | // Check if the reference histogram has too little statistics | |
133 | if(hRef->GetEntries()>2) ok=kTRUE; | |
134 | if(!ok && counter >= nMod*nCol*nRow){ | |
135 | Log("No histogram with enough statistics for reference."); | |
136 | return 1; | |
137 | } | |
138 | } | |
3c0265c1 | 139 | |
516e7ab3 | 140 | Log(Form("reference histogram %s, %.1f entries, mean=%.3f, rms=%.3f.", |
141 | hRef->GetName(),hRef->GetEntries(), | |
142 | hRef->GetMean(),hRef->GetRMS())); | |
143 | ||
144 | Double_t refMean=hRef->GetMean(); | |
3c0265c1 | 145 | |
516e7ab3 | 146 | // Calculates relative calibration coefficients for all non-zero channels |
3c0265c1 | 147 | |
516e7ab3 | 148 | for(Int_t mod=0; mod<nMod; mod++) { |
149 | for(Int_t col=0; col<nCol; col++) { | |
150 | for(Int_t row=0; row<nRow; row++) { | |
151 | sprintf(hnam,"mod%dcol%drow%d",mod,col,row); | |
152 | histo = (TH1F*)f.Get(hnam); | |
153 | //TODO: dead channels exclusion! | |
154 | if(histo) { | |
155 | coeff = histo->GetMean()/refMean; | |
64d8f3f1 | 156 | if(coeff>0) |
da2ee9fc | 157 | calibData.SetADCchannelEmc(mod+1,col+1,row+1,1./coeff); |
64d8f3f1 | 158 | else |
da2ee9fc | 159 | calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.); |
516e7ab3 | 160 | AliInfo(Form("mod %d col %d row %d coeff %f\n",mod,col,row,coeff)); |
161 | } | |
162 | else | |
da2ee9fc | 163 | calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.); |
1ab07e55 | 164 | } |
1ab07e55 | 165 | } |
166 | } | |
516e7ab3 | 167 | |
168 | f.Close(); | |
1ab07e55 | 169 | } |
516e7ab3 | 170 | |
3c0265c1 | 171 | //Store EMC calibration data |
172 | ||
173 | AliCDBMetaData emcMetaData; | |
eba66a50 | 174 | Bool_t emcOK = Store("Calib", "EmcGainPedestals", &calibData, &emcMetaData); |
175 | ||
176 | if(emcOK) return 0; | |
177 | else | |
178 | return 1; | |
179 | ||
180 | } | |
181 | ||
182 | ||
183 | Bool_t AliPHOSPreprocessor::ProcessLEDRun() | |
184 | { | |
185 | //Process LED run, fill bad channels map. | |
186 | ||
187 | AliPHOSEmcBadChannelsMap badMap; | |
188 | ||
189 | TList* list = GetFileSources(kDAQ, "LED"); | |
190 | if(!list) { | |
191 | Log("Sources list for LED run not found, exit."); | |
192 | return kFALSE; | |
193 | } | |
194 | ||
195 | TIter iter(list); | |
196 | TObjString *source; | |
197 | char hnam[80]; | |
198 | TH1F* histo=0; | |
199 | ||
200 | while ((source = dynamic_cast<TObjString *> (iter.Next()))) { | |
201 | ||
202 | AliInfo(Form("found source %s", source->String().Data())); | |
203 | ||
204 | TString fileName = GetFile(kDAQ, "LED", source->GetName()); | |
205 | AliInfo(Form("Got filename: %s",fileName.Data())); | |
206 | ||
207 | TFile f(fileName); | |
208 | ||
209 | if(!f.IsOpen()) { | |
210 | Log(Form("File %s is not opened, something goes wrong!",fileName.Data())); | |
211 | return kFALSE; | |
212 | } | |
213 | ||
214 | const Int_t nMod=5; // 1:5 modules | |
215 | const Int_t nCol=56; //1:56 columns in each module | |
216 | const Int_t nRow=64; //1:64 rows in each module | |
217 | ||
218 | // Check for dead channels | |
219 | Log(Form("Begin check for dead channels.")); | |
220 | ||
221 | for(Int_t mod=0; mod<nMod; mod++) { | |
222 | for(Int_t col=0; col<nCol; col++) { | |
223 | for(Int_t row=0; row<nRow; row++) { | |
224 | sprintf(hnam,"mod%dcol%drow%d",mod,col,row); | |
225 | histo = (TH1F*)f.Get(hnam); | |
226 | if(histo) | |
227 | if (histo->GetMean()<1) { | |
228 | Log(Form("Channel: [%d,%d,%d] seems dead, <E>=%.1f.",mod,col,row,histo->GetMean())); | |
229 | badMap.SetBadChannel(mod,col,row); | |
230 | } | |
231 | } | |
232 | } | |
233 | } | |
234 | ||
235 | } | |
236 | ||
237 | //Store bad channels map | |
238 | AliCDBMetaData badMapMetaData; | |
239 | ||
240 | //Bad channels data valid from current run fRun until updated (validityInfinite=kTRUE) | |
241 | Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &badMapMetaData, fRun, kTRUE); | |
1ab07e55 | 242 | return result; |
243 | ||
244 | } |