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()
13 #include <TGraph.h> //Process()
14 #include <TMatrix.h> //ProcPed()
15 #include <TList.h> //ProcPed()
16 #include <TSystem.h> //ProcPed()
18 // HMPID Preprocessor base class
25 ClassImp(AliHMPIDPreprocessor)
27 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
28 void AliHMPIDPreprocessor::Initialize(Int_t run, UInt_t startTime,UInt_t endTime)
30 // Initialize the parameter coming from AliPreprocessor
32 // startTime -> starting time
33 // endTime -> ending time
34 AliPreprocessor::Initialize(run, startTime, endTime);
36 AliInfo(Form("HMPID started for Run %d \n\tStartTime %s \n\t EndTime %s", run,TTimeStamp(startTime).AsString(),TTimeStamp(endTime).AsString()));
39 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
40 UInt_t AliHMPIDPreprocessor::Process(TMap* pMap)
42 // Process all information from DCS and DAQ
43 // Arguments: pMap- map of DCS aliases
44 // Returns: 0 on success or 1 on error (opposite to Store!)
46 TString runType = GetRunType();
47 Log(Form(" AliHMPIDPreprocessor: RunType is %s",runType.Data()));
48 Bool_t statusNoise=kFALSE, statusDcs=kFALSE;
49 // start to check event type and procedures
51 Log("HMPID - Process in Preprocessor started");
53 Log("HMPID - ERROR - Not map of DCS aliases for HMPID - "); return kTRUE; // error in the DCS mapped aliases
55 if (runType == "CALIBRATION"){
57 Log("HMPID - ERROR - Pedestal processing failed!!"); return kTRUE; // error in pedestal processing
59 Log("HMPID - Pedestal processing successful!!"); return kFALSE; // ok for pedestals
62 else if ( runType=="STANDALONE" || runType=="PHYSICS"){
63 statusDcs=ProcDcs(pMap);
64 statusNoise=ProcNoiseMap();
65 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
66 else { Log("HMPID - Noise Map and DCS processing successful!!"); return kFALSE;} // ok
67 }//STANDALONE or PHYSICS run
69 Log("HMPID - Nothing to do with preprocessor for HMPID, bye!"); return kFALSE; // ok - nothing done
72 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
73 Bool_t AliHMPIDPreprocessor::ProcNoiseMap()
76 // Goal: Process the Noise Map created by the HMP Physics DA to mask
77 // noisy channels from reconstruction and follow changes in accepatnce
78 // eg. DDL turn on/off after PEDESTAL run and between PHYSICS runs.
79 // Returns kFALSE on success
81 Bool_t stProcNoise=kFALSE;
83 TH2F *hNoiseMap = 0x0;
85 TList *pNoiseSource=GetFileSources(kDAQ,"HmpPhysicsDaNoiseMap.root"); //get list of DAQ source names containing id "HmpPhysicsDaNoiseMap" --> defined in HMPIDphysda.cxx
86 if(!pNoiseSource) {Log(Form("ERROR: Retrieval of sources for noise map: HmpPhysicsDaNoiseMap.root is failed!")); return stProcNoise;}
87 if(!(TObjString*)pNoiseSource->At(0)) {Log(Form("ERROR: empty list received from DAQ Source!")); return stProcNoise;}
89 TString noiseFile = GetFile(kDAQ,Form("HmpPhysicsDaNoiseMap.root"),((TObjString*)pNoiseSource->At(0))->GetName());
90 if(noiseFile.Length()==0) {Log(Form("ERROR retrieving noise map file: HmpPhysicsDaNoiseMap.root")); return stProcNoise;}
92 fNoiseFile = TFile::Open(noiseFile.Data(),"read");
93 if(!fNoiseFile) {Log(Form("ERROR cannot open NoiseFile: %s!",noiseFile.Data())); return stProcNoise;}
94 hNoiseMap = (TH2F*) fNoiseFile->Get("hHmpNoiseMaps");
96 AliCDBMetaData metaDataHisto;
97 metaDataHisto.SetBeamPeriod(0);
98 metaDataHisto.SetResponsible("AliHMPIDPreprocessor");
99 metaDataHisto.SetComment("AliHMPIDPreprocessor stores the Noise Map object as Reference Data.");
100 AliInfo("Storing Reference Data");
101 stProcNoise = Store("Calib","NoiseMap",hNoiseMap,&metaDataHisto,0,kTRUE);
103 Log("HMPID - failure to store Noise Map data results in OCDB");
107 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
108 Bool_t AliHMPIDPreprocessor::ProcDcs(TMap* pMap)
110 // Process: 1 (old). inlet and outlet C6F14 temperature, stores TObjArray of 21 TF1, where TF1 is Nmean=f(t), one per radiator
111 // Process: 1. inlet and outlet C6F14 temperature, stores TObjArray of 42 TF1, where TF1 are Tin and Tout per radiator
112 // + one function for the mean energy photon (in total 43).
113 // 2. CH4 pressure and HV stores TObjArray of 7 TF1 where TF1 is thr=f(t), one per chamber
114 // Arguments: pDcsMap - map of structure "alias name" - TObjArray of AliDCSValue
115 // Assume that: HV is the same during the run for a given chamber, different chambers might have different HV
116 // P=f(t), different for different chambers
117 // Returns: kTRUE on success
119 Bool_t stDcsStore=kFALSE;
121 // Qthr=f(HV,P) [V,mBar] logA0=k*HV+b is taken from p. 64 TDR plot 2.59 for PC32
122 // A0=f(P) is taken from DiMauro mail
123 // Qthr is estimated as 3*A0
125 TF2 thr("RthrCH4" ,"3*10^(3.01e-3*x-4.72)+170745848*exp(-y*0.0162012)" ,2000,3000,900,1200);
127 TObjArray arNmean(43); arNmean.SetOwner(kTRUE); //42 Tin and Tout one per radiator + 1 for ePhotMean
128 TObjArray arQthre(42); arQthre.SetOwner(kTRUE); //42 Qthre=f(time) one per sector
130 AliDCSValue *pVal; Int_t cnt=0;
134 // TF1 **pTin = new TF1*[21];
135 // TF1 **pTout = new TF1*[21];
139 // evaluate Environment Pressure
141 TObjArray *pPenv=(TObjArray*)pMap->GetValue("HMP_DET/HMP_ENV/HMP_ENV_PENV.actual.value");
143 AliWarning(" No Data Points from HMP_ENV_PENV.actual.value!");
146 Log(Form(" Environment Pressure data ---> %3i entries",pPenv->GetEntries()));
147 if(pPenv->GetEntries()) {
148 TIter nextPenv(pPenv);
149 TGraph *pGrPenv=new TGraph; cnt=0;
150 while((pVal=(AliDCSValue*)nextPenv())) pGrPenv->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //P env
152 pGrPenv->GetPoint(0,xP,yP);
153 new TF1("Penv",Form("%f",yP),fStartTime,fEndTime);
155 pGrPenv->Fit(new TF1("Penv","1000+x*[0]",fStartTime,fEndTime),"Q");
158 } else {AliWarning(" No Data Points from HMP_ENV_PENV.actual.value!");return kFALSE;}
162 for(Int_t iCh=0;iCh<7;iCh++){
163 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));
165 AliWarning(Form(" No Data Points from HMP_MP%1i_GAS_PMWPC.actual.value!",iCh));
168 Log(Form(" Pressure for module %i data ---> %3i entries",iCh,pP->GetEntries()));
169 if(pP->GetEntries()) {
171 TGraph *pGrP=new TGraph; cnt=0;
172 while((pVal=(AliDCSValue*)nextP())) pGrP->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //P
174 pGrP->GetPoint(0,xP,yP);
175 new TF1(Form("P%i",iCh),Form("%f",yP),fStartTime,fEndTime);
177 pGrP->Fit(new TF1(Form("P%i",iCh),"[0] + x*[1]",fStartTime,fEndTime),"Q");
180 } else {AliWarning(" No Data Points from HMP_MP0-6_GAS_PMWPC.actual.value!");return kFALSE;}
183 // evaluate High Voltage
185 for(Int_t iSec=0;iSec<6;iSec++){
186 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));
188 AliWarning(Form(" No Data Points from HMP_MP%1i_SEC%1i_HV.actual.vMon!",iCh,iSec));
191 Log(Form(" HV for module %i and secto %i data ---> %3i entries",iCh,iSec,pHV->GetEntries()));
192 if(pHV->GetEntries()) {
194 TGraph *pGrHV=new TGraph; cnt=0;
195 while((pVal=(AliDCSValue*)nextHV())) pGrHV->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //HV
197 pGrHV->GetPoint(0,xP,yP);
198 new TF1(Form("HV%i_%i",iCh,iSec),Form("%f",yP),fStartTime,fEndTime);
200 pGrHV->Fit(new TF1(Form("HV%i_%i",iCh,iSec),"[0]+x*[1]",fStartTime,fEndTime),"Q");
203 } else {AliWarning(" No Data Points from HMP_MP0-6_SEC0-5_HV.actual.vMon!");return kFALSE;}
207 arQthre.AddAt(new TF1(Form("HMP_QthreC%iS%i",iCh,iSec),
208 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);
210 //arQthre.AddAt(new TF1(Form("HMP_QthreC%iS%i",iCh,iSec),"100",fStartTime,fEndTime),6*iCh+iSec);
212 // evaluate Temperatures: in and out of the radiators
214 for(Int_t iRad=0;iRad<3;iRad++){
216 pTin[3*iCh+iRad] = new TF1(Form("Tin%i%i" ,iCh,iRad),"[0]+[1]*x",fStartTime,fEndTime);
217 pTout[3*iCh+iRad] = new TF1(Form("Tout%i%i",iCh,iRad),"[0]+[1]*x",fStartTime,fEndTime);
219 //pTin[3*iCh+iRad] = new TF1(Form("Tin%i%i" ,iCh,iRad),"21",fStartTime,fEndTime);
220 //pTout[3*iCh+iRad] = new TF1(Form("Tout%i%i",iCh,iRad),"22",fStartTime,fEndTime);
222 TObjArray *pT1=(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_LIQ_LOOP.actual.sensors.Rad%iIn_Temp",iCh,iCh,iRad));
224 AliWarning(Form(" No Data Points from HMP_MP%1i_LIQ_LOOP.actual.sensors.Rad%1iIn_Temp!",iCh,iRad));
227 Log(Form(" Temperatures for module %i inside data ---> %3i entries",iCh,pT1->GetEntries()));
228 if(pT1->GetEntries()) {
229 TIter nextT1(pT1);//Tin
230 TGraph *pGrT1=new TGraph; cnt=0; while((pVal=(AliDCSValue*)nextT1())) pGrT1->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //T inlet
232 pGrT1->GetPoint(0,xP,yP);
233 pTin[3*iCh+iRad]->SetParameter(0,yP);
234 pTin[3*iCh+iRad]->SetParameter(1,0);
236 pGrT1->Fit(pTin[3*iCh+iRad],"Q");
239 } else {AliWarning(" No Data Points from HMP_MP0-6_LIQ_LOOP.actual.sensors.Rad0-2In_Temp!");return kFALSE;}
242 TObjArray *pT2=(TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_MP%i/HMP_MP%i_LIQ_LOOP.actual.sensors.Rad%iOut_Temp",iCh,iCh,iRad));
244 AliWarning(Form(" No Data Points from HMP_MP%1i_LIQ_LOOP.actual.sensors.Rad%1iOut_Temp!",iCh,iRad));
247 Log(Form(" Temperatures for module %i outside data ---> %3i entries",iCh,pT2->GetEntries()));
248 if(pT2->GetEntries()) {
249 TIter nextT2(pT2);//Tout
250 TGraph *pGrT2=new TGraph; cnt=0; while((pVal=(AliDCSValue*)nextT2())) pGrT2->SetPoint(cnt++,pVal->GetTimeStamp(),pVal->GetFloat()); //T outlet
252 pGrT2->GetPoint(0,xP,yP);
253 pTout[3*iCh+iRad]->SetParameter(0,yP);
254 pTout[3*iCh+iRad]->SetParameter(1,0);
256 pGrT2->Fit(pTout[3*iCh+iRad],"Q");
259 } else {AliWarning(" No Data Points from HMP_MP0-6_LIQ_LOOP.actual.sensors.Rad0-2Out_Temp!");return kFALSE;}
262 // evaluate Mean Refractive Index
264 arNmean.AddAt(pTin[3*iCh+iRad] ,6*iCh+2*iRad ); //Tin =f(t)
265 arNmean.AddAt(pTout[3*iCh+iRad],6*iCh+2*iRad+1); //Tout=f(t)
270 Double_t eMean = ProcTrans(pMap);
271 arNmean.AddAt(new TF1("HMP_PhotEmean",Form("%f",eMean),fStartTime,fEndTime),42); //Photon energy mean
273 AliCDBMetaData metaData;
274 metaData.SetBeamPeriod(0);
275 metaData.SetResponsible("AliHMPIDPreprocessor");
276 metaData.SetComment("HMPID preprocessor fills TObjArrays.");
278 stDcsStore = Store("Calib","Qthre",&arQthre,&metaData,0,kTRUE) && // from DCS 0,kTRUE generates the file from Run 0 to Run 99999999
279 Store("Calib","Nmean",&arNmean,&metaData,0,kTRUE); // from DCS
280 // stDcsStore = Store("Calib","Qthre",&arQthre,&metaData) && // from DCS
281 // Store("Calib","Nmean",&arNmean,&metaData); // from DCS
283 Log("HMPID - failure to store DCS data results in OCDB");
289 // for(Int_t i=0;i<21;i++) delete pTin[i]; delete []pTin;
290 // for(Int_t i=0;i<21;i++) delete pTout[i]; delete []pTout;
294 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
295 Bool_t AliHMPIDPreprocessor::ProcPed()
297 // Process pedestal files and create 7 M(padx,pady)=sigma, one for each chamber
299 // Returns: kTRUE on success
301 Bool_t stPedStore=kFALSE;
302 Bool_t stDeadMaskedStore=kFALSE;
304 AliHMPIDRawStream rs;
305 Int_t nSigCut,r,d,a,hard; Float_t mean,sigma;
306 Int_t runNumber,ldcId,timeStamp,nEv,nDdlEv,nBadEv; Char_t tName[10];
309 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
310 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
312 for(Int_t iddl=0;iddl<AliHMPIDRawStream::kNDDL;iddl++) //retrieve the files from LDCs independently the DDL<->LDC connection
314 TList *pLdc=GetFileSources(kDAQ,Form("HmpidPedDdl%02i.txt",iddl)); //get list of LDC names containing id "pedestals"
315 if(!pLdc) {Log(Form("ERROR: Retrieval of sources for pedestals: HmpidPedDdl%02i.txt failed!",iddl));continue;}
317 Log(Form("HMPID - Pedestal files to be read --> %i LDCs for HMPID",pLdc->GetEntries()));
318 for(Int_t i=0;i<pLdc->GetEntries();i++) {//lists of LDCs -- but in general we have 1 LDC for 1 ped file
319 TString fileName = GetFile(kDAQ,Form("HmpidPedDdl%02i.txt",iddl),((TObjString*)pLdc->At(i))->GetName());
320 if(fileName.Length()==0) {Log(Form("ERROR retrieving pedestal file: HmpidPedDdl%02i.txt!",iddl));continue;}
322 //reading pedestal file
323 ifstream infile(fileName.Data());
325 if(!infile.is_open()) {Log("No pedestal file found for HMPID,bye!");continue;}
326 TMatrix *pM=(TMatrixF*)aDaqSig.At(iddl/2);
327 TMatrix *pDM=(TMatrixF*)aDeadMasked.At(iddl/2);
328 infile>>tName>>runNumber;Printf("Xcheck: reading run %i",runNumber);
329 infile>>tName>>ldcId;
330 infile>>tName>>timeStamp;
332 infile>>tName>>nDdlEv;
333 infile>>tName>>nBadEv;
334 infile>>tName>>nBadEvPer;
335 infile>>tName>>nSigCut; pM->SetUniqueID(nSigCut); //n. of pedestal distribution sigmas used to create zero suppresion table
336 while(!infile.eof()){
337 infile>>dec>>r>>d>>a>>mean>>sigma>>hex>>hard;
338 if(rs.GetPad(iddl,r,d,a)>=0){ //the GetPad returns meaningful abs pad number
339 dig.SetPad(rs.GetPad(iddl,r,d,a));
340 dig.SetQ((Int_t)mean);
341 (*pM)(dig.PadChX(),dig.PadChY()) = sigma;
342 if( (mean == AliHMPIDParam::kPadMeanZeroCharge && sigma == AliHMPIDParam::kPadSigmaZeroCharge) ||
343 (mean == AliHMPIDParam::kPadMeanMasked && sigma == AliHMPIDParam::kPadSigmaMasked) )
344 {(*pDM)(dig.PadChX(),dig.PadChY()) = mean;}
348 Log(Form("Pedestal file for DDL %i read successfully",iddl));
352 }//LDCs reading entries
356 AliCDBMetaData metaData;
357 metaData.SetBeamPeriod(0);
358 metaData.SetResponsible("AliHMPIDPreprocessor");
359 metaData.SetComment("HMPID processor fills TObjArrays.");
360 stPedStore = Store("Calib","DaqSig",&aDaqSig,&metaData,0,kTRUE);
361 if(!stPedStore) { Log("HMPID - failure to store PEDESTAL data results in OCDB"); }
362 stDeadMaskedStore = Store("Calib","Masked",&aDeadMasked,&metaData,0,kTRUE);
363 if(!stDeadMaskedStore) { Log("HMPID - failure to store DEAD & MASKED channel map in OCDB"); }
364 Bool_t pedRes=stPedStore*stDeadMaskedStore;
368 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
369 Double_t AliHMPIDPreprocessor::ProcTrans(TMap* pMap)
371 // Process transparency monitoring data and calculates Emean
373 Double_t sEnergProb=0, sProb=0;
375 // Double_t tRefCR5 = 19. ; // mean temperature of CR5 where the system is in place
381 Double_t aCorrFactor[] = {0.937575212,0.93805688,0.938527113,0.938986068,0.939433897,0.939870746,0.940296755,0.94071206,0.941116795,0.941511085,0.941895054,0.942268821,0.942632502,
382 0.942986208,0.943330047,0.943664126,0.943988544,0.944303401,0.944608794,0.944904814,0.945191552,0.945469097,0.945737533,0.945996945,0.946247412,
383 0.946489015,0.94672183,0.946945933,0.947161396,0.947368291};
385 for(Int_t i=0; i<30; i++){
387 // evaluate wavelenght
388 TObjArray *pWaveLenght = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.waveLenght",i));
390 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));
391 return DefaultEMean(); // to be checked
394 pVal=(AliDCSValue*)pWaveLenght->At(0);
395 Double_t lambda = pVal->GetFloat();
397 if(lambda<150. || lambda>230.){
398 AliWarning(Form("Wrong value for HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.waveLenght -----> Default E mean used!!!!!",i));
399 return DefaultEMean(); // to be checked
402 Double_t photEn = 1239.842609/lambda; // 1239.842609 from nm to eV
404 if(photEn<AliHMPIDParam::EPhotMin() || photEn>AliHMPIDParam::EPhotMax()) continue;
406 // evaluate phototube current for argon reference
407 TObjArray *pArgonRef = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonReference",i));
409 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));
410 return DefaultEMean(); // to be checked
413 pVal=(AliDCSValue*)pArgonRef->At(0);
414 Double_t aRefArgon = pVal->GetFloat();
416 // evaluate phototube current for argon cell
417 TObjArray *pArgonCell = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.argonCell",i));
419 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));
420 return DefaultEMean(); // to be checked
423 pVal=(AliDCSValue*)pArgonRef->At(0);
424 Double_t aCellArgon = pVal->GetFloat();
426 //evaluate phototube current for freon reference
427 TObjArray *pFreonRef = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Reference",i));
429 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));
430 return DefaultEMean(); // to be checked
433 pVal=(AliDCSValue*)pFreonRef->At(0);
434 Double_t aRefFreon = pVal->GetFloat();
436 //evaluate phototube current for freon cell
437 TObjArray *pFreonCell = (TObjArray*)pMap->GetValue(Form("HMP_DET/HMP_INFR/HMP_INFR_TRANPLANT/HMP_INFR_TRANPLANT_MEASURE.mesure%i.c6f14Cell",i));
439 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));
440 return DefaultEMean(); // to be checked
443 pVal=(AliDCSValue*)pFreonCell->At(0);
444 Double_t aCellFreon = pVal->GetFloat();
446 //evaluate correction factor to calculate trasparency (Ref. NIMA 486 (2002) 590-609)
448 //Double_t aN1 = AliHMPIDParam::NIdxRad(photEn,tRefCR5);
449 //Double_t aN2 = AliHMPIDParam::NMgF2Idx(photEn);
450 //Double_t aN3 = 1; // Argon Idx
452 // Double_t aR1 = ((aN1 - aN2)*(aN1 - aN2))/((aN1 + aN2)*(aN1 + aN2));
453 // Double_t aR2 = ((aN2 - aN3)*(aN2 - aN3))/((aN2 + aN3)*(aN2 + aN3));
454 // Double_t aT1 = (1 - aR1);
455 // Double_t aT2 = (1 - aR2);
456 // Double_t aCorrFactor = (aT1*aT1)/(aT2*aT2);
458 // evaluate 15 mm of thickness C6F14 Trans
461 Double_t aConvFactor = 1.0 - 0.3/1.8;
463 if(aRefFreon*aRefArgon>0) {
464 aTransRad = TMath::Power((aCellFreon/aRefFreon)/(aCellArgon/aRefArgon)*aCorrFactor[i],aConvFactor);
466 return DefaultEMean();
469 // evaluate 0.5 mm of thickness SiO2 Trans
470 Double_t aTransSiO2 = TMath::Exp(-0.5/AliHMPIDParam::LAbsWin(photEn));
472 // evaluate 80 cm of thickness Gap (low density CH4) transparency
473 Double_t aTransGap = TMath::Exp(-80./AliHMPIDParam::LAbsGap(photEn));
475 // evaluate CsI quantum efficiency
476 Double_t aCsIQE = AliHMPIDParam::QEffCSI(photEn);
478 // evaluate total convolution of all material optical properties
479 Double_t aTotConvolution = aTransRad*aTransSiO2*aTransGap*aCsIQE;
481 sEnergProb+=aTotConvolution*photEn;
483 sProb+=aTotConvolution;
486 eMean = sEnergProb/sProb;
488 return DefaultEMean();
490 Log(Form(" Mean energy photon calculated ---> %f eV ",eMean));
492 if(eMean<AliHMPIDParam::EPhotMin() || eMean>AliHMPIDParam::EPhotMax()) return DefaultEMean();
496 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
497 Double_t AliHMPIDPreprocessor::DefaultEMean()
499 Double_t eMean = 6.675; //just set a refractive index for C6F14 at ephot=6.675 eV @ T=25 C
500 AliWarning(Form("Mean energy for photons out of range [%f,%f] in Preprocessor. Default value Eph=%f eV taken.",AliHMPIDParam::EPhotMin(),
501 AliHMPIDParam::EPhotMax(),