MUON/AliMUONPedestal.cxx

   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 #include "AliMUONPedestal.h"
  19 #include "AliMUONErrorCounter.h"
  20 #include "AliMUONVStore.h"
  21 #include "AliMUON2DMap.h"
  22 #include "AliMUONCalibParamND.h"
  23
  24 #include <TString.h>
  25 #include <THashTable.h>
  26 #include <TTimeStamp.h>
  27 #include <TMath.h>
  28 #include <TTree.h>
  29 #include <TFile.h>
  30 #include <TH1F.h>
  31 #include <Riostream.h>
  32
  33 #include <sstream>
  34
  35 //-----------------------------------------------------------------------------
  36 /// \class AliMUONPedestal
  37 ///
  38 /// Implementation of the pedestal computing
  39 ///
  40 /// add
  41 ///
  42 ///
  43 /// \author Alberto Baldisseri, JL Charvet (05/05/2009)
  44 //-----------------------------------------------------------------------------
  45
  46 /// \cond CLASSIMP
  47 ClassImp(AliMUONPedestal)
  48 /// \endcond
  49
  50 //______________________________________________________________________________
  51 AliMUONPedestal::AliMUONPedestal()
  52 : TObject(),
  53 fNEvents(0),
  54 fRunNumber(0),
  55 fNChannel(0),
  56 fNManu(0),
  57 fErrorBuspatchTable(new THashTable(100,2)),
  58 fDate(new TTimeStamp()),
  59 fFilcout(0),
  60 fPedestalStore(new AliMUON2DMap(kFALSE)),
  61 fIndex(-1)
  62 {
  63 /// Default constructor
  64   sprintf(fHistoFileName," ");
  65   sprintf(fprefixDA," ");
  66 }
  67 //  AliMUONPedestal& operator=(const AliMUONPedestal& other); Copy ctor
  68
  69 //______________________________________________________________________________
  70 AliMUONPedestal::~AliMUONPedestal()
  71 {
  72 /// Destructor
  73 }
  74
  75 //______________________________________________________________________________
  76 void AliMUONPedestal::MakePed(Int_t busPatchId, Int_t manuId, Int_t channelId, Int_t charge)
  77 {
  78   /// Compute pedestals values
  79   AliMUONVCalibParam* ped =
  80     static_cast<AliMUONVCalibParam*>(fPedestalStore ->FindObject(busPatchId, manuId));
  81
  82   if (!ped) {
  83     fNManu++;
  84     ped = new AliMUONCalibParamND(2, kNChannels,busPatchId, manuId, -1.); // put default wise -1, not connected channel
  85     fPedestalStore ->Add(ped);
  86   }
  87
  88   // Initialization for the first value
  89   if (ped->ValueAsDouble(channelId, 0) == -1) ped->SetValueAsDouble(channelId, 0, 0.);
  90   if (ped->ValueAsDouble(channelId, 1) == -1) ped->SetValueAsDouble(channelId, 1, 0.);
  91
  92   Double_t pedMean  = ped->ValueAsDouble(channelId, 0) + (Double_t) charge;
  93   Double_t pedSigma = ped->ValueAsDouble(channelId, 1) + (Double_t) charge*charge;
  94
  95   ped->SetValueAsDouble(channelId, 0, pedMean);
  96   ped->SetValueAsDouble(channelId, 1, pedSigma);
  97 }
  98
  99 //______________________________________________________________________________
 100 TString AliMUONPedestal::WritePedHeader(void)
 101 {
 102 ///
 103
 104   ostringstream stream;
 105   stream<<"//===========================================================================" << endl;
 106   stream<<"//                       Pedestal file calculated by MUONTRKda"<<endl;
 107   stream<<"//===========================================================================" << endl;
 108   stream<<"//       * Run           : " << fRunNumber << endl;
 109   stream<<"//       * Date          : " << fDate->AsString("l") <<endl;
 110   stream<<"//       * Statictics    : " << fNEvents << endl;
 111   stream<<"//       * # of MANUS    : " << fNManu << endl;
 112   stream<<"//       * # of channels : " << fNChannel << endl;
 113   if (fErrorBuspatchTable->GetSize())
 114   {
 115     stream<<"//"<<endl;
 116     stream<<"//       * Buspatches with less statistics (due to parity errors)"<<endl;
 117     TIterator* iter = fErrorBuspatchTable->MakeIterator();
 118     AliMUONErrorCounter* parityerror;
 119     while((parityerror = (AliMUONErrorCounter*) iter->Next()))
 120     {
 121       stream<<"//         bp "<<parityerror->BusPatch()<<" events used "<<fNEvents-parityerror->Events()<<endl;
 122     }
 123   }
 124   stream<<"//"<<endl;
 125   stream<<"//---------------------------------------------------------------------------" << endl;
 126   stream<<"//---------------------------------------------------------------------------" << endl;
 127   stream<<"//      BP     MANU     CH.      MEAN    SIGMA"<<endl;
 128   stream<<"//---------------------------------------------------------------------------" << endl;
 129
 130   return TString(stream.str().c_str());
 131 }
 132
 133 //______________________________________________________________________________
 134 TString AliMUONPedestal::WritePedData(Int_t BP, Int_t Manu, Int_t ch, Double_t pedMean, Double_t pedSigma)
 135 {
 136 ///
 137
 138   ostringstream stream("");
 139   stream << "\t" << BP << "\t" << Manu <<"\t"<< ch << "\t"
 140          << pedMean <<"\t"<< pedSigma << endl;
 141   return TString(stream.str().c_str());
 142
 143 }
 144
 145 //______________________________________________________________________________
 146 void AliMUONPedestal::MakePedStore(TString shuttleFile_1 = "")
 147 {
 148
 149   /// Store pedestals in ASCII files
 150   Double_t pedMean;
 151   Double_t pedSigma;
 152   ofstream fileout;
 153 #ifdef ALI_AMORE
 154   ostringstream stringout; // String to be sent to AMORE_DB
 155 #endif
 156   TString tempstring;
 157   Int_t busPatchId;
 158   Int_t manuId;
 159   Int_t channelId;
 160
 161 // histo
 162   TFile*  histoFile = 0;
 163   TTree* tree = 0;
 164   TH1F* pedMeanHisto = 0;
 165   TH1F* pedSigmaHisto = 0;
 166
 167   if (fIndex<0) // Pedestal run (fIndex=-1)
 168   {
 169     sprintf(fHistoFileName,"%s_%d.root",fprefixDA,fRunNumber);
 170     histoFile = new TFile(fHistoFileName,"RECREATE","MUON Tracking pedestals");
 171
 172     Char_t name[255];
 173     Char_t title[255];
 174     sprintf(name,"pedmean_allch");
 175     sprintf(title,"Pedestal mean all channels");
 176     Int_t nx = 4096;
 177     Int_t xmin = 0;
 178     Int_t xmax = 4095;
 179     pedMeanHisto = new TH1F(name,title,nx,xmin,xmax);
 180     pedMeanHisto->SetDirectory(histoFile);
 181
 182     sprintf(name,"pedsigma_allch");
 183     sprintf(title,"Pedestal sigma all channels");
 184     nx = 201;
 185     xmin = 0;
 186     xmax = 200;
 187     pedSigmaHisto = new TH1F(name,title,nx,xmin,xmax);
 188     pedSigmaHisto->SetDirectory(histoFile);
 189
 190     tree = new TTree("t","Pedestal tree");
 191     tree->Branch("bp",&busPatchId,"bp/I");
 192     tree->Branch("manu",&manuId,",manu/I");
 193     tree->Branch("channel",&channelId,",channel/I");
 194     tree->Branch("pedMean",&pedMean,",pedMean/D");
 195     tree->Branch("pedSigma",&pedSigma,",pedSigma/D");
 196   }
 197
 198   if (!shuttleFile_1.IsNull()) {
 199     fileout.open(shuttleFile_1.Data());
 200     tempstring = WritePedHeader();
 201     fileout << tempstring;
 202 #ifdef ALI_AMORE
 203     stringout << tempstring;
 204 #endif
 205   }
 206   // print in logfile
 207   if (fErrorBuspatchTable->GetSize())
 208   {
 209     cout<<"\n* Buspatches with less statistics (due to parity errors)"<<endl;
 210     (*fFilcout)<<"\n* Buspatches with less statistics (due to parity errors)"<<endl;
 211     TIterator* iter = fErrorBuspatchTable->MakeIterator();
 212     AliMUONErrorCounter* parityerror;
 213     while((parityerror = (AliMUONErrorCounter*) iter->Next()))
 214     {
 215       cout<<"  bp "<<parityerror->BusPatch()<<": events used = "<<fNEvents-parityerror->Events()<<endl;
 216       (*fFilcout)<<"  bp "<<parityerror->BusPatch()<<": events used = "<<fNEvents-parityerror->Events()<<endl;
 217     }
 218
 219   }
 220
 221
 222 // iterator over pedestal
 223   TIter next(fPedestalStore ->CreateIterator());
 224   AliMUONVCalibParam* ped;
 225
 226   while ( ( ped = dynamic_cast<AliMUONVCalibParam*>(next() ) ) )
 227   {
 228     busPatchId              = ped->ID0();
 229     manuId                  = ped->ID1();
 230     Int_t eventCounter;
 231
 232     // Correct the number of events for buspatch with errors
 233     char bpname[256];
 234     AliMUONErrorCounter* errorCounter;
 235     sprintf(bpname,"bp%d",busPatchId);
 236     if ((errorCounter = (AliMUONErrorCounter*)fErrorBuspatchTable->FindObject(bpname)))
 237     {
 238       eventCounter = fNEvents - errorCounter->Events();
 239     }
 240     else
 241     {
 242       eventCounter = fNEvents;
 243     }
 244
 245     for (channelId = 0; channelId < ped->Size() ; ++channelId) {
 246       pedMean  = ped->ValueAsDouble(channelId, 0);
 247
 248       if (pedMean > 0) { // connected channels
 249
 250         ped->SetValueAsDouble(channelId, 0, pedMean/(Double_t)eventCounter);
 251
 252         pedMean  = ped->ValueAsDouble(channelId, 0);
 253         pedSigma = ped->ValueAsDouble(channelId, 1);
 254
 255         ped->SetValueAsDouble(channelId, 1, TMath::Sqrt(TMath::Abs(pedSigma/(Double_t)eventCounter - pedMean*pedMean)));
 256
 257         pedMean  = ped->ValueAsDouble(channelId, 0);
 258         pedSigma = ped->ValueAsDouble(channelId, 1);
 259
 260
 261         if (!shuttleFile_1.IsNull()) {
 262           tempstring = WritePedData(busPatchId,manuId,channelId,pedMean,pedSigma);
 263           fileout << tempstring;
 264 #ifdef ALI_AMORE
 265           stringout << tempstring;
 266 #endif
 267         }
 268         if(fIndex<0) // Pedestal Run
 269         {
 270           pedMeanHisto->Fill(pedMean);
 271           pedSigmaHisto->Fill(pedSigma);
 272           tree->Fill();
 273         }
 274       }
 275     }
 276   }
 277
 278 // file outputs
 279   if (!shuttleFile_1.IsNull())  fileout.close();
 280
 281 // Outputs to root file and AMORE DB
 282 #ifdef ALI_AMORE
 283   //
 284   //Send objects to the AMORE DB
 285   //
 286   const char *role=gSystem->Getenv("AMORE_DA_NAME");
 287   if ( role ){
 288     amore::da::AmoreDA amoreDA(amore::da::AmoreDA::kSender);
 289 //  TObjString peddata(stringout.str().c_str());
 290     TObjString peddata(stringout.str().c_str());
 291     Int_t status =0;
 292     status = amoreDA.Send("Pedestals",&peddata);
 293     if ( status )
 294       cout << "Warning: Failed to write Pedestals in the AMORE database : " << status << endl;
 295   }
 296   else {
 297     cout << "Warning: environment variable 'AMORE_DA_NAME' not set. Cannot write to the AMORE database" << endl;
 298   }
 299 #endif
 300   if(fIndex<0) // Pedestal Run
 301   {
 302     histoFile->Write();
 303     histoFile->Close();
 304     delete fPedestalStore ;
 305   }
 306
 307 }