HMPID/AliHMPIDPreprocessor.cxx

   1 #include "AliHMPIDPreprocessor.h" //header no includes
   2 #include "AliHMPIDDigit.h"        //ProcPed()
   3 #include "AliHMPIDRawStream.h"    //ProcPed()
   4 #include <Riostream.h>            //ProcPed()
   5 #include <AliLog.h>               //all
   6 #include <AliCDBMetaData.h>       //ProcPed(), ProcDcs()
   7 #include <AliDCSValue.h>          //ProcDcs()
   8 #include <TObjString.h>           //ProcDcs(), ProcPed()
   9 #include <TTimeStamp.h>           //Initialize()
  10 #include <TF1.h>                  //Process()
  11 #include <TF2.h>                  //Process()
  12 #include <TString.h>
  13 #include <TGraph.h>               //Process()
  14 #include <TMatrix.h>              //ProcPed()
  15 #include <TList.h>                //ProcPed()
  16 #include <TSystem.h>              //ProcPed()
  17 //.
  18 // HMPID Preprocessor base class
  19 //.
  20 //.
  21 //.
  22 ClassImp(AliHMPIDPreprocessor)
  23
  24 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  25 void AliHMPIDPreprocessor::Initialize(Int_t run, UInt_t startTime,UInt_t endTime)
  26 {
  27 // Initialize the parameter coming from AliPreprocessor
  28 //  run -> run number
  29 // startTime -> starting time
  30 // endTime   -> ending time
  31   AliPreprocessor::Initialize(run, startTime, endTime);
  32
  33   AliInfo(Form("HMPID started for Run %d \n\tStartTime %s \n\t  EndTime %s", run,TTimeStamp(startTime).AsString(),TTimeStamp(endTime).AsString()));
  34
  35 }
  36 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  37 UInt_t AliHMPIDPreprocessor::Process(TMap* pMap)
  38 {
  39 // Process all information from DCS and DAQ
  40 // Arguments: pMap- map of DCS aliases
  41 // Returns: 0 on success or 1 on error (opposite to Store!)
  42
  43   TString runType = GetRunType();
  44   Log(Form(" AliHMPIDPreprocessor: RunType is %s",runType.Data()));
  45   Bool_t statusNoise=kFALSE, statusDcs=kFALSE;
  46 // start to check event type and procedures
  47
  48   Log("HMPID - Process in Preprocessor started");
  49   if(! pMap) {
  50     Log("HMPID - ERROR - Not map of DCS aliases for HMPID - ");             return kTRUE;   // error in the DCS mapped aliases
  51   }
  52   if (runType == "CALIBRATION"){
  53     if (!ProcPed()){
  54         Log("HMPID - ERROR - Pedestal processing failed!!");                return kTRUE;   // error in pedestal processing
  55     } else {
  56         Log("HMPID - Pedestal processing successful!!");                    return kFALSE;  // ok for pedestals
  57     }
  58   }//CALIBRATION
  59   else if ( runType=="STANDALONE" || runType=="PHYSICS"){
  60    statusDcs=ProcDcs(pMap);
  61    statusNoise=ProcNoiseMap();
  62    if(!statusDcs || !statusNoise) { Log(Form("HMPID - ERROR - Noise Map(%d) and/or DCS(%d) processing failed!! (0=OK, 1=FAILED)",statusNoise,statusDcs)); return kTRUE; }  // error in Noise Map or DCS processing
  63    else                           { Log("HMPID - Noise Map and DCS processing successful!!");  return kFALSE;}  // ok
  64   }//STANDALONE or PHYSICS run
  65    else {
  66     Log("HMPID - Nothing to do with preprocessor for HMPID, bye!");         return kFALSE;  // ok - nothing done
  67   }
  68 }//Process()
  69 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  70 Bool_t AliHMPIDPreprocessor::ProcNoiseMap()
  71 {
  72   //
  73   // Goal: Process the Noise Map created by the HMP Physics DA to mask
  74   // noisy channels from reconstruction and follow changes in accepatnce
  75   // eg. DDL turn on/off after PEDESTAL run and between PHYSICS runs.
  76   // Returns kFALSE on success
  77
  78   Bool_t stProcNoise=kFALSE;
  79   TFile  *fNoiseFile;
  80   TH2F   *hNoiseMap = 0x0;
  81
  82   TList *pNoiseSource=GetFileSources(kDAQ,"HmpPhysicsDaNoiseMap.root"); //get list of DAQ source names containing id "HmpPhysicsDaNoiseMap" --> defined in HMPIDphysda.cxx
  83   if(!pNoiseSource) {Log(Form("ERROR: Retrieval of sources for noise map: HmpPhysicsDaNoiseMap.root is failed!")); return stProcNoise;}
  84
  85   TString noiseFile = GetFile(kDAQ,Form("HmpPhysicsDaNoiseMap.root"),((TObjString*)pNoiseSource->At(0))->GetName());
  86   if(noiseFile.Length()==0) {Log(Form("ERROR retrieving noise map file: HmpPhysicsDaNoiseMap.root")); return stProcNoise;}
  87
  88   fNoiseFile = TFile::Open(noiseFile.Data(),"read");
  89   if(!fNoiseFile) {Log(Form("ERROR cannot open NoiseFile: %s!",noiseFile.Data())); return stProcNoise;}
  90   hNoiseMap = (TH2F*) fNoiseFile->Get("hHmpNoiseMaps");
  91
  92   AliCDBMetaData metaDataHisto;
  93   metaDataHisto.SetBeamPeriod(0);
  94   metaDataHisto.SetResponsible("AliHMPIDPreprocessor");
  95   metaDataHisto.SetComment("AliHMPIDPreprocessor stores the Noise Map object as Reference Data.");
  96   AliInfo("Storing Reference Data");
  97   stProcNoise = Store("Calib","NoiseMap",hNoiseMap,&metaDataHisto,0,kTRUE);
  98   if(!stProcNoise) {
  99     Log("HMPID - failure to store Noise Map data results in OCDB");
 100   }
 101   return stProcNoise;
 102 }//ProcNoiseMap
 103 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 104 Bool_t AliHMPIDPreprocessor::ProcDcs(TMap* pMap)
 105 {
 106 // Process: 1 (old). inlet and outlet C6F14 temperature, stores TObjArray of 21 TF1, where TF1 is Nmean=f(t), one per radiator
 107 // Process: 1. inlet and outlet C6F14 temperature, stores TObjArray of 42 TF1, where TF1 are Tin and Tout per radiator
 108 //             + one function for the mean energy photon (in total 43).
 109 //          2. CH4 pressure and HV                 stores TObjArray of 7 TF1 where TF1 is thr=f(t), one per chamber
 110 // Arguments: pDcsMap - map of structure "alias name" - TObjArray of AliDCSValue
 111 // Assume that: HV is the same during the run for a given chamber, different chambers might have different HV
 112 //              P=f(t), different for different chambers
 113 // Returns: kTRUE on success
 114
 115   Bool_t stDcsStore=kFALSE;
 116
 117 // Qthr=f(HV,P) [V,mBar]  logA0=k*HV+b is taken from p. 64 TDR plot 2.59 for PC32
 118 //                           A0=f(P) is taken from DiMauro mail
 119 // Qthr is estimated as 3*A0
 120
 121   TF2 thr("RthrCH4"  ,"3*10^(3.01e-3*x-4.72)+170745848*exp(-y*0.0162012)"             ,2000,3000,900,1200);
 122
 123   TObjArray arNmean(43);       arNmean.SetOwner(kTRUE);     //42 Tin and Tout one per radiator + 1 for ePhotMean
 124   TObjArray arQthre(42);       arQthre.SetOwner(kTRUE);     //42 Qthre=f(time) one per sector
 125
 126   AliDCSValue *pVal; Int_t cnt=0;
 127
 128   Double_t xP,yP;
 129
 130   TF1 **pTin  = new TF1*[21];
 131   TF1 **pTout = new TF1*[21];
 132
 133 // evaluate Environment Pressure
 134
 135   TObjArray *pPenv=(TObjArray*)pMap->GetValue("HMP_DET/HMP_ENV/HMP_ENV_PENV.actual.value");
 136   if(!pPenv) {
 137     AliWarning(" No Data Points from HMP_ENV_PENV.actual.value!");
 138     return kFALSE;
 139   } else {
 140     Log(Form(" Environment Pressure data              ---> %3i entries",pPenv->GetEntries()));
 141     if(pPenv->GetEntries()) {
 142       TIter nextPenv(pPenv);
 143       TGraph *pGrPenv=new TGraph; cnt=0;
 144       while((pVal=(AliDCSValue*)nextPenv())) pGrPenv->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat());        //P env
 145       if( cnt==1) {
 146         pGrPenv->GetPoint(0,xP,yP);
 147         new TF1("Penv",Form("%f",yP),fStartTime,fEndTime);
 148       } else {
 149         pGrPenv->Fit(new TF1("Penv","1000+x*[0]",fStartTime,fEndTime),"Q");
 150       }
 151       delete pGrPenv;
 152     } else {AliWarning(" No Data Points from HMP_ENV_PENV.actual.value!");return kFALSE;}
 153   }
 154 // evaluate Pressure
 155
 156   for(Int_t iCh=0;iCh<7;iCh++){
 157     TObjArray *pP =(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_GAS/HMP_MP%i_GAS_PMWPC.actual.value",iCh,iCh,iCh));
 158     if(!pP) {
 159       AliWarning(Form(" No Data Points from HMP_MP%1i_GAS_PMWPC.actual.value!",iCh));
 160       return kFALSE;
 161     } else {
 162         Log(Form(" Pressure for module %i data             ---> %3i entries",iCh,pP->GetEntries()));
 163       if(pP->GetEntries()) {
 164         TIter nextP(pP);
 165         TGraph *pGrP=new TGraph; cnt=0;
 166         while((pVal=(AliDCSValue*)nextP())) pGrP->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat());            //P
 167         if( cnt==1) {
 168           pGrP->GetPoint(0,xP,yP);
 169           new TF1(Form("P%i",iCh),Form("%f",yP),fStartTime,fEndTime);
 170         } else {
 171           pGrP->Fit(new TF1(Form("P%i",iCh),"[0] + x*[1]",fStartTime,fEndTime),"Q");
 172         }
 173         delete pGrP;
 174       } else {AliWarning(" No Data Points from HMP_MP0-6_GAS_PMWPC.actual.value!");return kFALSE;}
 175     }
 176
 177 // evaluate High Voltage
 178
 179    for(Int_t iSec=0;iSec<6;iSec++){
 180       TObjArray *pHV=(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_PW/HMP_MP%i_SEC%i/HMP_MP%i_SEC%i_HV.actual.vMon",iCh,iCh,iCh,iSec,iCh,iSec));
 181       if(!pHV) {
 182         AliWarning(Form(" No Data Points from HMP_MP%1i_SEC%1i_HV.actual.vMon!",iCh,iSec));
 183         return kFALSE;
 184       } else {
 185         Log(Form(" HV for module %i and secto %i data       ---> %3i entries",iCh,iSec,pHV->GetEntries()));
 186         if(pHV->GetEntries()) {
 187           TIter nextHV(pHV);
 188           TGraph *pGrHV=new TGraph; cnt=0;
 189           while((pVal=(AliDCSValue*)nextHV())) pGrHV->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat());            //HV
 190           if( cnt==1) {
 191             pGrHV->GetPoint(0,xP,yP);
 192             new TF1(Form("HV%i_%i",iCh,iSec),Form("%f",yP),fStartTime,fEndTime);
 193           } else {
 194             pGrHV->Fit(new TF1(Form("HV%i_%i",iCh,iSec),"[0]+x*[1]",fStartTime,fEndTime),"Q");
 195           }
 196           delete pGrHV;
 197         } else {AliWarning(" No Data Points from HMP_MP0-6_SEC0-5_HV.actual.vMon!");return kFALSE;}
 198       }
 199 // evaluate Qthre
 200
 201       arQthre.AddAt(new TF1(Form("HMP_QthreC%iS%i",iCh,iSec),
 202           Form("3*10^(3.01e-3*HV%i_%i - 4.72)+170745848*exp(-(P%i+Penv)*0.0162012)",iCh,iSec,iCh),fStartTime,fEndTime),6*iCh+iSec);
 203
 204      //arQthre.AddAt(new TF1(Form("HMP_QthreC%iS%i",iCh,iSec),"100",fStartTime,fEndTime),6*iCh+iSec);
 205     }
 206 // evaluate Temperatures: in and out of the radiators
 207     // T in
 208     for(Int_t iRad=0;iRad<3;iRad++){
 209
 210       pTin[3*iCh+iRad]  = new TF1(Form("Tin%i%i" ,iCh,iRad),"[0]+[1]*x",fStartTime,fEndTime);
 211       pTout[3*iCh+iRad] = new TF1(Form("Tout%i%i",iCh,iRad),"[0]+[1]*x",fStartTime,fEndTime);
 212
 213       //pTin[3*iCh+iRad]  = new TF1(Form("Tin%i%i" ,iCh,iRad),"21",fStartTime,fEndTime);
 214       //pTout[3*iCh+iRad] = new TF1(Form("Tout%i%i",iCh,iRad),"22",fStartTime,fEndTime);
 215
 216     TObjArray *pT1=(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_LIQ_LOOP.actual.sensors.Rad%iIn_Temp",iCh,iCh,iRad));
 217       if(!pT1) {
 218         AliWarning(Form(" No Data Points from HMP_MP%1i_LIQ_LOOP.actual.sensors.Rad%1iIn_Temp!",iCh,iRad));
 219         return kFALSE;
 220       } else {
 221         Log(Form(" Temperatures for module %i inside data  ---> %3i entries",iCh,pT1->GetEntries()));
 222         if(pT1->GetEntries()) {
 223           TIter nextT1(pT1);//Tin
 224           TGraph *pGrT1=new TGraph; cnt=0;  while((pVal=(AliDCSValue*)nextT1())) pGrT1->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //T inlet
 225           if(cnt==1) {
 226             pGrT1->GetPoint(0,xP,yP);
 227             pTin[3*iCh+iRad]->SetParameter(0,yP);
 228             pTin[3*iCh+iRad]->SetParameter(1,0);
 229           } else {
 230             pGrT1->Fit(pTin[3*iCh+iRad],"Q");
 231           }
 232           delete pGrT1;
 233         } else {AliWarning(" No Data Points from HMP_MP0-6_LIQ_LOOP.actual.sensors.Rad0-2In_Temp!");return kFALSE;}
 234       }
 235     // T out
 236       TObjArray *pT2=(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_LIQ_LOOP.actual.sensors.Rad%iOut_Temp",iCh,iCh,iRad));
 237       if(!pT2) {
 238         AliWarning(Form(" No Data Points from HMP_MP%1i_LIQ_LOOP.actual.sensors.Rad%1iOut_Temp!",iCh,iRad));
 239         return kFALSE;
 240       } else {
 241         Log(Form(" Temperatures for module %i outside data ---> %3i entries",iCh,pT2->GetEntries()));
 242         if(pT2->GetEntries()) {
 243           TIter nextT2(pT2);//Tout
 244           TGraph *pGrT2=new TGraph; cnt=0;  while((pVal=(AliDCSValue*)nextT2())) pGrT2->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //T outlet
 245           if(cnt==1) {
 246             pGrT2->GetPoint(0,xP,yP);
 247             pTout[3*iCh+iRad]->SetParameter(0,yP);
 248             pTout[3*iCh+iRad]->SetParameter(1,0);
 249           } else {
 250             pGrT2->Fit(pTout[3*iCh+iRad],"Q");
 251           }
 252           delete pGrT2;
 253         } else {AliWarning(" No Data Points from HMP_MP0-6_LIQ_LOOP.actual.sensors.Rad0-2Out_Temp!");return kFALSE;}
 254       }
 255
 256 // evaluate Mean Refractive Index
 257
 258       arNmean.AddAt(pTin[3*iCh+iRad] ,6*iCh+2*iRad  ); //Tin =f(t)
 259       arNmean.AddAt(pTout[3*iCh+iRad],6*iCh+2*iRad+1); //Tout=f(t)
 260
 261     }//radiators loop
 262   }//chambers loop
 263
 264   Double_t eMean = ProcTrans(pMap);
 265   arNmean.AddAt(new TF1("HMP_PhotEmean",Form("%f",eMean),fStartTime,fEndTime),42); //Photon energy mean
 266
 267   AliCDBMetaData metaData;
 268   metaData.SetBeamPeriod(0);
 269   metaData.SetResponsible("AliHMPIDPreprocessor");
 270   metaData.SetComment("HMPID preprocessor fills TObjArrays.");
 271
 272   stDcsStore =   Store("Calib","Qthre",&arQthre,&metaData,0,kTRUE) &&    // from DCS  0,kTRUE generates the file from Run 0 to Run 99999999
 273                  Store("Calib","Nmean",&arNmean,&metaData,0,kTRUE);      // from DCS
 274 //  stDcsStore =   Store("Calib","Qthre",&arQthre,&metaData) &&    // from DCS
 275 //                 Store("Calib","Nmean",&arNmean,&metaData);      // from DCS
 276   if(!stDcsStore) {
 277     Log("HMPID - failure to store DCS data results in OCDB");
 278   }
 279
 280 //  arNmean.Delete();
 281 //  arQthre.Delete();
 282
 283 //  for(Int_t i=0;i<21;i++) delete pTin[i]; delete []pTin;
 284 //  for(Int_t i=0;i<21;i++) delete pTout[i]; delete []pTout;
 285
 286   return stDcsStore;
 287 }//Process()
 288 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 289 Bool_t AliHMPIDPreprocessor::ProcPed()
 290 {
 291 // Process pedestal files and create 7 M(padx,pady)=sigma, one for each chamber
 292 // Arguments:
 293 // Returns: kTRUE on success
 294
 295   Bool_t stPedStore=kFALSE;
 296   Bool_t stDeadMaskedStore=kFALSE;
 297   AliHMPIDDigit dig;
 298   AliHMPIDRawStream rs;
 299   Int_t nSigCut,r,d,a,hard;  Float_t mean,sigma;
 300   Int_t  runNumber,ldcId,timeStamp,nEv,nDdlEv,nBadEv;  Char_t tName[10];
 301   Float_t nBadEvPer;
 302
 303   TObjArray aDaqSig(7);     aDaqSig.SetOwner(kTRUE);     for(Int_t i=0;i<7;i++) aDaqSig.AddAt(new TMatrix(160,144),i);         //TObjArray of 7 TMatrixF, m(padx,pady)=sigma
 304   TObjArray aDeadMasked(7); aDeadMasked.SetOwner(kTRUE); for(Int_t i=0;i<7;i++) aDeadMasked.AddAt(new TMatrix(160,144),i);     //TObjArray of 7 TMatrixF, m(padx,pady)=pedestal
 305
 306   for(Int_t iddl=0;iddl<AliHMPIDRawStream::kNDDL;iddl++)            //retrieve the files from LDCs independently the DDL<->LDC connection
 307   {
 308     TList *pLdc=GetFileSources(kDAQ,Form("HmpidPedDdl%02i.txt",iddl)); //get list of LDC names containing id "pedestals"
 309     if(!pLdc) {Log(Form("ERROR: Retrieval of sources for pedestals: HmpidPedDdl%02i.txt failed!",iddl));continue;}
 310
 311     Log(Form("HMPID - Pedestal files to be read --> %i LDCs for HMPID",pLdc->GetEntries()));
 312     for(Int_t i=0;i<pLdc->GetEntries();i++) {//lists of LDCs -- but in general we have 1 LDC for 1 ped file
 313     TString fileName = GetFile(kDAQ,Form("HmpidPedDdl%02i.txt",iddl),((TObjString*)pLdc->At(i))->GetName());
 314     if(fileName.Length()==0) {Log(Form("ERROR retrieving pedestal file: HmpidPedDdl%02i.txt!",iddl));continue;}
 315
 316     //reading pedestal file
 317     ifstream infile(fileName.Data());
 318
 319     if(!infile.is_open()) {Log("No pedestal file found for HMPID,bye!");continue;}
 320     TMatrix *pM=(TMatrixF*)aDaqSig.At(iddl/2);
 321     TMatrix *pDM=(TMatrixF*)aDeadMasked.At(iddl/2);
 322     infile>>tName>>runNumber;Printf("Xcheck: reading run %i",runNumber);
 323     infile>>tName>>ldcId;
 324     infile>>tName>>timeStamp;
 325     infile>>tName>>nEv;
 326     infile>>tName>>nDdlEv;
 327     infile>>tName>>nBadEv;
 328     infile>>tName>>nBadEvPer;
 329     infile>>tName>>nSigCut; pM->SetUniqueID(nSigCut); //n. of pedestal distribution sigmas used to create zero suppresion table
 330     while(!infile.eof()){
 331       infile>>dec>>r>>d>>a>>mean>>sigma>>hex>>hard;
 332       if(rs.GetPad(iddl,r,d,a)>=0){                     //the GetPad returns meaningful abs pad number
 333       dig.SetPad(rs.GetPad(iddl,r,d,a));
 334       dig.SetQ((Int_t)mean);
 335       (*pM)(dig.PadChX(),dig.PadChY()) = sigma;
 336       if( (mean == AliHMPIDParam::kPadMeanZeroCharge && sigma == AliHMPIDParam::kPadSigmaZeroCharge) ||
 337           (mean == AliHMPIDParam::kPadMeanMasked     && sigma == AliHMPIDParam::kPadSigmaMasked)     )
 338         {(*pDM)(dig.PadChX(),dig.PadChY()) = mean;}
 339       }
 340     }
 341     infile.close();
 342     Log(Form("Pedestal file for DDL %i read successfully",iddl));
 343
 344
 345
 346   }//LDCs reading entries
 347
 348  }//DDL
 349
 350   AliCDBMetaData metaData;
 351   metaData.SetBeamPeriod(0);
 352   metaData.SetResponsible("AliHMPIDPreprocessor");
 353   metaData.SetComment("HMPID processor fills TObjArrays.");
 354   stPedStore = Store("Calib","DaqSig",&aDaqSig,&metaData,0,kTRUE);
 355   if(!stPedStore) {     Log("HMPID - failure to store PEDESTAL data results in OCDB");      }
 356   stDeadMaskedStore = Store("Calib","Masked",&aDeadMasked,&metaData,0,kTRUE);
 357   if(!stDeadMaskedStore) {     Log("HMPID - failure to store DEAD & MASKED channel map  in OCDB");      }
 358   Bool_t pedRes=stPedStore*stDeadMaskedStore;
 359   return pedRes;
 360
 361 }//ProcPed()
 362 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 363 Double_t AliHMPIDPreprocessor::ProcTrans(TMap* pMap)
 364 {
 365   //  Process transparency monitoring data and calculates Emean
 366
 367   Double_t sEnergProb=0, sProb=0;
 368
 369   Double_t tRefCR5 = 19. ;                                      // mean temperature of CR5 where the system is in place
 370
 371   Double_t eMean = 0;
 372
 373   AliDCSValue *pVal;
 374
 375   for(Int_t i=0; i<30; i++){
 376
 377     // evaluate wavelenght
 378     TObjArray *pWaveLenght = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.waveLenght",i));
 379     if(!pWaveLenght){
 380         AliWarning(Form("No Data Point values for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.waveLenght  -----> Default E mean used!!!!!",i));
 381         return DefaultEMean(); // to be checked
 382       }
 383
 384     pVal=(AliDCSValue*)pWaveLenght->At(0);
 385     Double_t lambda = pVal->GetFloat();
 386
 387     if(lambda<150. || lambda>230.){
 388         AliWarning(Form("Wrong value for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.waveLenght  -----> Default E mean used!!!!!",i));
 389         return DefaultEMean(); // to be checked
 390       }
 391
 392     Double_t photEn = 1239.842609/lambda;     // 1239.842609 from nm to eV
 393
 394     if(photEn<AliHMPIDParam::EPhotMin() || photEn>AliHMPIDParam::EPhotMax()) continue;
 395
 396     // evaluate phototube current for argon reference
 397     TObjArray *pArgonRef  = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonReference",i));
 398     if(!pArgonRef){
 399         AliWarning(Form("No Data Point values for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonReference  -----> Default E mean used!!!!!",i));
 400         return DefaultEMean(); // to be checked
 401       }
 402
 403     pVal=(AliDCSValue*)pArgonRef->At(0);
 404     Double_t aRefArgon = pVal->GetFloat();
 405
 406     // evaluate phototube current for argon cell
 407     TObjArray *pArgonCell = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonCell",i));
 408     if(!pArgonCell){
 409         AliWarning(Form("No Data Point values for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonCell  -----> Default E mean used!!!!!",i));
 410         return DefaultEMean(); // to be checked
 411       }
 412
 413     pVal=(AliDCSValue*)pArgonRef->At(0);
 414     Double_t aCellArgon = pVal->GetFloat();
 415
 416     //evaluate phototube current for freon reference
 417     TObjArray *pFreonRef  = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Reference",i));
 418     if(!pFreonRef){
 419         AliWarning(Form("No Data Point values for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Reference  -----> Default E mean used!!!!!",i));
 420         return DefaultEMean(); // to be checked
 421       }
 422
 423     pVal=(AliDCSValue*)pFreonRef->At(0);
 424     Double_t aRefFreon = pVal->GetFloat();
 425
 426     //evaluate phototube current for freon cell
 427     TObjArray *pFreonCell = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Cell",i));
 428     if(!pFreonCell){
 429         AliWarning(Form("No Data Point values for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Cell  -----> Default E mean used!!!!!",i));
 430         return DefaultEMean(); // to be checked
 431       }
 432
 433     pVal=(AliDCSValue*)pFreonCell->At(0);
 434     Double_t aCellFreon = pVal->GetFloat();
 435
 436    //evaluate correction factor to calculate trasparency (Ref. NIMA 486 (2002) 590-609)
 437
 438     Double_t aN1 = AliHMPIDParam::NIdxRad(photEn,tRefCR5);
 439     Double_t aN2 = AliHMPIDParam::NMgF2Idx(photEn);
 440     Double_t aN3 = 1;                              // Argon Idx
 441
 442     Double_t aR1               = ((aN1 - aN2)*(aN1 - aN2))/((aN1 + aN2)*(aN1 + aN2));
 443     Double_t aR2               = ((aN2 - aN3)*(aN2 - aN3))/((aN2 + aN3)*(aN2 + aN3));
 444     Double_t aT1               = (1 - aR1);
 445     Double_t aT2               = (1 - aR2);
 446     Double_t aCorrFactor       = (aT1*aT1)/(aT2*aT2);
 447
 448     // evaluate 15 mm of thickness C6F14 Trans
 449     Double_t aTransRad;
 450
 451     if(aRefFreon*aRefArgon>0) {
 452       aTransRad  = TMath::Power((aCellFreon/aRefFreon)/(aCellArgon/aRefArgon)*aCorrFactor,1.5);
 453     } else {
 454       return DefaultEMean();
 455     }
 456
 457     // evaluate 0.5 mm of thickness SiO2 Trans
 458     Double_t aTransSiO2 = TMath::Exp(-0.5/AliHMPIDParam::LAbsWin(photEn));
 459
 460     // evaluate 80 cm of thickness Gap (low density CH4) transparency
 461     Double_t aTransGap  = TMath::Exp(-80./AliHMPIDParam::LAbsGap(photEn));
 462
 463     // evaluate CsI quantum efficiency
 464     Double_t aCsIQE            = AliHMPIDParam::QEffCSI(photEn);
 465
 466     // evaluate total convolution of all material optical properties
 467     Double_t aTotConvolution   = aTransRad*aTransSiO2*aTransGap*aCsIQE;
 468
 469     sEnergProb+=aTotConvolution*photEn;
 470
 471     sProb+=aTotConvolution;
 472 }
 473   if(sProb>0) {
 474     eMean = sEnergProb/sProb;
 475   } else {
 476     return DefaultEMean();
 477   }
 478   Log(Form(" Mean energy photon calculated ---> %f eV ",eMean));
 479
 480   if(eMean<AliHMPIDParam::EPhotMin() || eMean>AliHMPIDParam::EPhotMax()) return DefaultEMean();
 481
 482   return eMean;
 483 }
 484 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 485 Double_t AliHMPIDPreprocessor::DefaultEMean()
 486 {
 487     Double_t eMean = 6.675;      //just set a refractive index for C6F14 at ephot=6.675 eV @ T=25 C
 488     AliWarning(Form("Mean energy for photons out of range [%f,%f] in Preprocessor. Default value Eph=%f eV taken.",AliHMPIDParam::EPhotMin(),
 489                                                                                                                    AliHMPIDParam::EPhotMax(),
 490                                                                                                                    eMean));
 491     return eMean;
 492 }