// Constructor
AddRunType("PHYSICS");
- AddRunType("STANDALONE");
+ AddRunType("LED");
}
//_______________________________________________________________________________________
TString runType = GetRunType();
Log(Form("Run type: %s",runType.Data()));
- if(runType=="STANDALONE") {
+ if(runType=="LED") {
Bool_t ledOK = ProcessLEDRun();
+ Bool_t badmap_OK = FindBadChannelsEmc();
+ if(!badmap_OK) Log(Form("WARNING! FindBadChannels() completed with BAD status!"));
if(ledOK) return 0;
else
return 1;
if(runType=="PHYSICS") {
- Bool_t badmap_OK = FindBadChannelsEmc();
- if(!badmap_OK) Log(Form("WARNING!! FindBadChannels() completed with BAD status!"));
-
Bool_t calibEmc_OK = CalibrateEmc();
- if(calibEmc_OK && badmap_OK) return 0;
+ if(calibEmc_OK) return 0;
else
return 1;
}
Bool_t AliPHOSPreprocessor::ProcessLEDRun()
{
- //Process LED run, fill bad channels map.
+ //Process LED run, update High Gain/Low Gain ratios.
- AliPHOSEmcBadChannelsMap badMap;
+ AliPHOSEmcCalibData calibData;
TList* list = GetFileSources(kDAQ, "LED");
if(!list) {
return kFALSE;
}
+ if(!list->GetEntries()) {
+ Log("Sources list for LED run is empty, exit.");
+ return kFALSE;
+ }
+
+ //Retrieve the last EMC calibration object
+ const AliPHOSEmcCalibData* clb=0;
+ AliCDBEntry* entryCalib = GetFromOCDB("Calib", "EmcGainPedestals");
+
+ if(!entryCalib)
+ Log(Form("Cannot find any AliCDBEntry for [Calib, EmcGainPedestals]!"));
+ else
+ clb = (AliPHOSEmcCalibData*)entryCalib->GetObject();
+
TIter iter(list);
TObjString *source;
- char hnam[80];
- TH1F* histo=0;
while ((source = dynamic_cast<TObjString *> (iter.Next()))) {
-
+
AliInfo(Form("found source %s", source->String().Data()));
TString fileName = GetFile(kDAQ, "LED", source->GetName());
Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
return kFALSE;
}
-
+
+ TH1I* fFiredCells = (TH1I*)f.Get("fFiredCells");
+
+ if(fFiredCells) {
+ const Double_t nFiredCells = fFiredCells->GetMean();
+ Log(Form("Number of fired cells per event is %.1f",nFiredCells));
+ }
+
const Int_t nMod=5; // 1:5 modules
const Int_t nCol=56; //1:56 columns in each module
const Int_t nRow=64; //1:64 rows in each module
-
- // Check for dead channels
- Log(Form("Begin check for dead channels."));
-
+
for(Int_t mod=0; mod<nMod; mod++) {
for(Int_t col=0; col<nCol; col++) {
for(Int_t row=0; row<nRow; row++) {
- sprintf(hnam,"mod%dcol%drow%d",mod,col,row);
- histo = (TH1F*)f.Get(hnam);
- if(histo)
- if (histo->GetMean()<1) {
- Log(Form("Channel: [%d,%d,%d] seems dead, <E>=%.1f.",mod,col,row,histo->GetMean()));
- badMap.SetBadChannel(mod,col,row);
- }
+
+ //High Gain to Low Gain ratio
+ Float_t ratio = HG2LG(mod,row,col,&f);
+ calibData.SetHighLowRatioEmc(mod+1,col+1,row+1,ratio);
+ if(ratio != 16.)
+ AliInfo(Form("mod %d iX %d iZ %d ratio %.3f\n",mod,row,col,ratio));
+
+ if(clb) {
+ Double_t coeff = clb->GetADCchannelEmc(mod+1,col+1,row+1);
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,coeff);
+ }
+ else
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.005);
+
}
}
}
- }
+ } // end of loop over files
- //Store bad channels map
- AliCDBMetaData badMapMetaData;
+ //Store the updated High Gain/Low Gain ratios
+ AliCDBMetaData emcMetaData;
- //Bad channels data valid from current run fRun until updated (validityInfinite=kTRUE)
- Bool_t result = Store("Calib", "EmcBadChannels", &badMap, &badMapMetaData, fRun, kTRUE);
+ //Data valid from current run fRun until updated (validityInfinite=kTRUE)
+ Bool_t result = Store("Calib","EmcGainPedestals",&calibData,&emcMetaData,fRun,kTRUE);
return result;
}
TH1F* h1 = (TH1F*)f->Get(hname);
if(!h1) return 16.;
-
+
if(!h1->GetEntries()) return 16.;
+
+ if(h1->GetMaximum()<10.) h1->Rebin(4);
if(h1->GetMaximum()<10.) return 16.;
-
+
Double_t max = h1->GetBinCenter(h1->GetMaximumBin()); // peak
Double_t xmin = max - (h1->GetRMS()/3);
Double_t xmax = max + (h1->GetRMS()/2);
gaus1->SetParameter("Mean",max);
gaus1->SetParameter("Sigma",1.);
gaus1->SetLineColor(kBlue);
- h1->Fit(gaus1,"LERQ+");
-
- AliInfo(Form("%s: %d entries, mean=%.3f, peak=%.3f, rms= %.3f. HG/LG = %.3f\n",
- h1->GetTitle(),h1->GetEntries(),h1->GetMean(),max,h1->GetRMS(),
- gaus1->GetParameter("Mean")));
-
- return gaus1->GetParameter("Mean");
+
+ Double_t mean_min = h1->GetXaxis()->GetXmin();
+ Double_t mean_max = h1->GetXaxis()->GetXmax();
+ gaus1->SetParLimits(1,mean_min,mean_max);
+
+ h1->Fit(gaus1,"RQ+");
+ Double_t hg2lg = gaus1->GetParameter("Mean");
+ if( (hg2lg-mean_min<0.001) || (mean_max-hg2lg<0.001)) hg2lg=max;
+
+ AliInfo(Form("%s: %.1f entries, mean=%.3f, peak=%.3f, rms= %.3f. HG/LG = %.3f\n",
+ h1->GetTitle(),h1->GetEntries(),h1->GetMean(),max,h1->GetRMS(),hg2lg));
+ return hg2lg;
+
}
Bool_t AliPHOSPreprocessor::FindBadChannelsEmc()
Log(Form("File %s is not opened, something goes wrong!",fileName.Data()));
return kFALSE;
}
-
+
Log(Form("Begin check for bad channels."));
-
+
for(Int_t mod=0; mod<5; mod++) {
for(Int_t iX=0; iX<64; iX++) {
for(Int_t iZ=0; iZ<56; iZ++) {
-
+
sprintf(hnam,"%d_%d_%d_%d",mod,iX,iZ,1); // high gain
h1 = (TH1F*)f.Get(hnam);
//Loop over two systems: DAQ and HLT.
//For each system the same algorithm implemented in DoCalibrateEmc() invokes.
+ AliPHOSEmcCalibData* lastCalib=0;
const AliPHOSEmcBadChannelsMap* badMap=0;
AliCDBEntry* entryBCM=0;
+ AliCDBEntry* entryEmc=0;
TList* list=0;
TString path;
if(!badMap)
Log(Form("WARNING!! Nothing for %s in AliCDBEntry. All cells considered GOOD!",sysn[i]));
- result[i] *= DoCalibrateEmc(system[i],list,badMap,calibData);
+ // Retrieve the last EMC calibration object
+
+ entryEmc = GetFromOCDB(path.Data(), "EmcGainPedestals");
+
+ if(!entryEmc)
+ Log(Form("Cannot find any EmcGainPedestals entry for this run and path %s",path.Data()));
+ else
+ lastCalib = (AliPHOSEmcCalibData*)entryEmc->GetObject();
+
+ if(lastCalib)
+ result[i] *= DoCalibrateEmc(system[i],list,badMap,*lastCalib);
+ else
+ result[i] *= DoCalibrateEmc(system[i],list,badMap,calibData);
//Store EMC calibration data
AliCDBMetaData emcMetaData;
- result[i] *= Store(path.Data(), "EmcGainPedestals", &calibData, &emcMetaData, 0, kTRUE);
-
+
+ if(lastCalib)
+ result[i] *= Store(path.Data(), "EmcGainPedestals", lastCalib, &emcMetaData, fRun, kTRUE);
+ else
+ result[i] *= Store(path.Data(), "EmcGainPedestals", &calibData, &emcMetaData, fRun, kTRUE);
+
}
if(result[0] || result[1]) return kTRUE;
// It is a responsibility of the SHUTTLE framework to form the fileName.
gRandom->SetSeed(0); //the seed is set to the current machine clock!
+ Int_t minEntries=100; // recalculate calibration coeff. if Nentries > minEntries.
TIter iter(list);
TObjString *source;
if(nkeys< 2){
Log(Form("Not enough histograms (%d) for calibration.",nkeys));
- return 0;
+ return 1; // it's not fatal! May be short run..
}
while(!ok){
TString htitl = h2->GetTitle();
if(htitl.Contains("and gain 1")) {
hRef = h2->ProjectionX();
- hRef->GetXaxis()->SetRange(10,1000); // to cut off saturation peak and noise
+ hRef->GetXaxis()->SetRangeUser(10.,1000.); // to cut off saturation peak and noise
// Check if the reference histogram has too little statistics
- if(hRef->GetMean() && hRef->GetEntries()>2) ok=kTRUE;
+ if(hRef->GetMean() && hRef->GetEntries()>minEntries) ok=kTRUE;
const TString delim = "_";
TString str = hRef->GetName();
if(!ok && counter > nkeys){
Log("No histogram with enough statistics for reference. Exit.");
- return 0;
+ return 1; // Not fatal, just wait..
}
}
for(Int_t mod=0; mod<nMod; mod++) {
for(Int_t col=0; col<nCol; col++) {
for(Int_t row=0; row<nRow; row++) {
-
- //High Gain to Low Gain ratio
- Float_t ratio = HG2LG(mod,row,col,&f);
- calibData.SetHighLowRatioEmc(mod+1,col+1,row+1,ratio);
sprintf(hnam,"%d_%d_%d_1",mod,row,col); // high gain!
h2 = (TH2F*)f.Get(hnam);
-
+
//TODO: dead channels exclusion!
if(h2) {
h1 = h2->ProjectionX();
- h1->GetXaxis()->SetRange(10,1000); //to cut off saturation peak and noise
+ h1->GetXaxis()->SetRangeUser(10.,1000.); //to cut off saturation peak and noise
coeff = h1->GetMean()/refMean;
- if(coeff>0)
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,1./coeff);
+ if(coeff>0 && h1->GetEntries()>minEntries) {
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.005/coeff);
+ AliInfo(Form("mod %d col %d row %d coeff %f\n",mod,col,row,coeff));
+ }
else
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.);
- AliInfo(Form("mod %d col %d row %d coeff %f\n",mod,col,row,coeff));
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.005);
}
else
- calibData.SetADCchannelEmc(mod+1,col+1,row+1,1.);
+ calibData.SetADCchannelEmc(mod+1,col+1,row+1,0.005);
}
}
}