1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
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
23 // Author: Boris Polichtchouk, 4 October 2006
24 ///////////////////////////////////////////////////////////////////////////////
26 #include "AliPHOSPreprocessor.h"
28 #include "AliCDBMetaData.h"
29 #include "AliPHOSEmcCalibData.h"
36 #include "TObjString.h"
37 #include "AliPHOSEmcBadChannelsMap.h"
39 ClassImp(AliPHOSPreprocessor)
41 //_______________________________________________________________________________________
42 AliPHOSPreprocessor::AliPHOSPreprocessor() :
43 AliPreprocessor("PHS",0)
48 //_______________________________________________________________________________________
49 AliPHOSPreprocessor::AliPHOSPreprocessor(AliShuttleInterface* shuttle):
50 AliPreprocessor("PHS",shuttle)
55 //_______________________________________________________________________________________
56 UInt_t AliPHOSPreprocessor::Process(TMap* /*valueSet*/)
58 // process data retrieved by the Shuttle
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
64 TString runType = GetRunType();
65 Log(Form("Run type: %s",runType.Data()));
68 Bool_t ledOK = ProcessLEDRun();
74 gRandom->SetSeed(0); //the seed is set to the current machine clock!
75 AliPHOSEmcCalibData calibData;
77 TList* list = GetFileSources(kDAQ, "AMPLITUDES");
79 Log("Sources list not found, exit.");
86 while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
87 AliInfo(Form("found source %s", source->String().Data()));
89 TString fileName = GetFile(kDAQ, "AMPLITUDES", source->GetName());
90 AliInfo(Form("Got filename: %s",fileName.Data()));
95 Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
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
107 //Get the reference histogram
108 //(author: Gustavo Conesa Balbastre)
110 TList * keylist = f.GetListOfKeys();
111 Int_t nkeys = f.GetNkeys();
114 TString refHistoName= "";
119 //Check if the file contains any histogram
122 Log(Form("Not enough histograms (%d) for calibration.",nkeys));
127 ikey = gRandom->Integer(nkeys);
128 key = (TKey*)keylist->At(ikey);
129 refHistoName = key->GetName();
130 hRef = (TH1F*)f.Get(refHistoName);
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.");
140 Log(Form("reference histogram %s, %.1f entries, mean=%.3f, rms=%.3f.",
141 hRef->GetName(),hRef->GetEntries(),
142 hRef->GetMean(),hRef->GetRMS()));
144 Double_t refMean=hRef->GetMean();
146 // Calculates relative calibration coefficients for all non-zero channels
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!
155 coeff = histo->GetMean()/refMean;
157 calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001/coeff);
159 calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001);
160 AliInfo(Form("mod %d col %d row %d coeff %f\n",mod,col,row,coeff));
163 calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.001);
171 //Store EMC calibration data
173 AliCDBMetaData emcMetaData;
174 Bool_t emcOK = Store("Calib", "EmcGainPedestals", &calibData, &emcMetaData);
183 Bool_t AliPHOSPreprocessor::ProcessLEDRun()
185 //Process LED run, fill bad channels map.
187 AliPHOSEmcBadChannelsMap badMap;
189 TList* list = GetFileSources(kDAQ, "LED");
191 Log("Sources list for LED run not found, exit.");
200 while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
202 AliInfo(Form("found source %s", source->String().Data()));
204 TString fileName = GetFile(kDAQ, "LED", source->GetName());
205 AliInfo(Form("Got filename: %s",fileName.Data()));
210 Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
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
218 // Check for dead channels
219 Log(Form("Begin check for dead channels."));
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);
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);
237 //Store bad channels map
238 AliCDBMetaData badMapMetaData;
240 //Bad channels data valid from current run fRun until updated (validityInfinite=kTRUE)
241 Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &badMapMetaData, fRun, kTRUE);