+
/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
fRmsVertex(0)
{
//
-
+ for(Int_t i=0; i<24; i++) {
+ fTimeEq[i] = 0; // Time Equalized for OCDB
+ fTimeEqRms[i] = -1; // RMS of Time Equalized for OCDB
+ for (Int_t ih=0; ih<5; ih++) fCFDvalue[i][ih] = 0;
+ }
}
//________________________________________________________________
namst += name;
SetName(namst.Data());
SetTitle(namst.Data());
+ for(Int_t i=0; i<24; i++) {
+ fTimeEq[i] = 0; // Time Equalized for OCDB
+ fTimeEqRms[i] = -1; // RMS of Time Equalized for OCDB
+ for (Int_t ih=0; ih<5; ih++) fCFDvalue[i][ih] = 0;
+ }
}
//________________________________________________________________
// copy constructor
SetName(calibda.GetName());
SetTitle(calibda.GetName());
-
+ ((AliT0CalibTimeEq &) calibda).Copy(*this);
}
SetName(calibda.GetName());
SetTitle(calibda.GetName());
+ if (this != &calibda) (( AliT0CalibTimeEq &) calibda).Copy(*this);
return *this;
}
printf("\n ---- PM Arrays ----\n\n");
printf(" Time delay CFD \n");
- for (Int_t i=0; i<24; i++) printf(" CFD %f ",fTimeEq[i]);
- printf("\n Mean Vertex %f \n", fMeanVertex);
+ for (Int_t i=0; i<24; i++)
+ printf(" CFD %f diff %f \n",fCFDvalue[i][0],fTimeEq[i]);
}
Bool_t AliT0CalibTimeEq::ComputeOnlineParams(const char* filePhys)
{
// compute online equalized time
- Double_t mean=0, meanver=0;
- Double_t rms=0, rmsver=0;
+ Float_t meandiff, sigmadiff, meanver, meancfdtime, sigmacfdtime;
+ meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
+ Double_t rmsver=0;
Int_t nent=0;
+ Int_t okdiff=0;
+ Int_t oktime=0;
Bool_t ok=false;
- Int_t npeaks = 20;
- Int_t sigma=3.;
- Bool_t down=false;
- Int_t index[20];
- Int_t nfound=0;
+ //
gFile = TFile::Open(filePhys);
if(!gFile) {
AliError("No input PHYS data found ");
}
else
{
- gFile->ls();
ok=true;
- Char_t buf1[30];
for (Int_t i=0; i<24; i++)
{
- sprintf(buf1,"CFD1minCFD%d",i+1);
- TH1F *cfd = (TH1F*) gFile->Get(buf1);
- if(!cfd) AliWarning(Form("no histograms collected by PHYS DA for channel %i", i));
- // printf(" i = %d buf1 = %s\n", i, buf1);
+ meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
+ TH1F *cfd = (TH1F*) gFile->Get(Form("CFD1minCFD%d",i+1));
+ TH1F *cfdtime = (TH1F*) gFile->Get(Form("CFD%d",i+1));
+ if(!cfd) {
+ AliWarning(Form("no Diff histograms collected by PHYS DA for channel %i", i));
+ okdiff++;
+ if(okdiff<4) {
+ meandiff = 0;
+ sigmadiff = 0;
+ }
+ else
+ ok = false;
+ }
+ if(!cfdtime) {
+ AliWarning(Form("no CFD histograms collected by PHYS DA for channel %i", i));
+ oktime++;
+ if(oktime<4) {
+ meancfdtime = 0;
+ }
+ else
+ ok = false;
+ }
if(cfd) {
- TSpectrum *s = new TSpectrum(2*npeaks,1);
- nfound = s->Search(cfd,sigma," ",0.1);
- if(nfound!=0){
- Float_t *xpeak = s->GetPositionX();
- TMath::Sort(nfound, xpeak, index,down);
- Float_t xp = xpeak[index[0]];
- Double_t hmax = xp+3*sigma;
- Double_t hmin = xp-3*sigma;
- cfd->GetXaxis()->SetRangeUser(hmin-3,hmax+3);
- mean=cfd->GetMean();
- rms=cfd->GetRMS();
- nent=cfd->GetEntries();
- if(nent<500 || rms>5 ) ok=false;
+ nent = Int_t(cfd->GetEntries());
+ if( nent<=50) {
+ okdiff++;
+ // printf(" pmt %i nent %i cfd->GetRMS() %f cfd->GetMean() %f \n",
+ // i, nent, cfd->GetRMS(), cfd->GetMean() );
+ if(okdiff<4) {
+ meandiff = 0;
+ sigmadiff = 0;
+ }
+ else
+ {
+ // printf(" OK fsle:: pmt %i nent %i cfd->GetRMS() %f cfd->GetMean() %f \n",
+ // i, nent, cfd->GetRMS(), cfd->GetMean() );
+ AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
+ ok = false;
+ }
+ }
+ if(nent>50) {
+ if(cfd->GetRMS()>1.5 )
+ GetMeanAndSigma(cfd, meandiff, sigmadiff);
+ if(cfd->GetRMS()<=1.5)
+ {
+ meandiff = cfd->GetMean();
+ sigmadiff=cfd->GetRMS();
+ }
+ Int_t maxBin = cfd->GetMaximumBin();
+ Double_t meanEstimate = cfd->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meandiff) > 20 ) meandiff = meanEstimate;
}
- else
- ok=false;
}
-
- SetTimeEq(i,mean);
- SetTimeEqRms(i,rms);
+ if(cfdtime) {
+ nent = Int_t(cfdtime->GetEntries());
+ if( nent<=50 ) {
+ oktime++;
+ if(oktime<4) {
+ meancfdtime = 0;
+ }
+ else
+ {
+ AliWarning(Form(" Not enouph data in PMT %i: %i ", i, nent));
+ ok = false;
+ }
+ }
+ if(nent > 50 ) { //!!!!!!!!!!
+ if(cfdtime->GetRMS()>1.5 )
+ GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
+ if(cfdtime->GetRMS()<=1.5)
+ {
+ if(cfdtime->GetRMS()==0 ||cfdtime->GetMean()==0 ) {
+ ok = false;
+ }
+ meancfdtime = cfdtime->GetMean();
+ sigmacfdtime = cfdtime->GetRMS();
+ }
+ Int_t maxBin = cfdtime->GetMaximumBin();
+ Double_t meanEstimate = cfdtime->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meancfdtime) > 20 ) meancfdtime = meanEstimate;
+ }
+ }
+ SetTimeEq(i,meandiff);
+ SetTimeEqRms(i,sigmadiff);
+ SetCFDvalue(i,0,meancfdtime);
if (cfd) delete cfd;
+ if (cfdtime) delete cfdtime;
}
- TH1F *ver = (TH1F*) gFile->Get("hVertex");
- if(!ver) AliWarning("no Vertex histograms collected by PHYS DA for Zvertex");
+ TH1F *ver = (TH1F*) gFile->Get("hVertex") ;
if(ver) {
meanver = ver->GetMean();
rmsver = ver->GetRMS();
}
SetMeanVertex(meanver);
SetRmsVertex(rmsver);
-
gFile->Close();
delete gFile;
+ }
+ return ok;
+}
+
+//________________________________________________________________
+Int_t AliT0CalibTimeEq::ComputeOfflineParams(const char* filePhys, Float_t *timecdb, Float_t *cfdvalue, Int_t badpmt)
+{
+ // fStatus implementation:
+ //ok means
+ // 1000 - can not open file
+ // for timediff
+ // 1-24 no histograms with time diff for more than okdiff channenls
+ // 100 >3 histos are empty
+ // - 1 if less 3 channels are empty ;for these channels OCDB value will be written back WARNING
+ // -2 low statistics in few channels; for these channels OCDB value will be written back WARNING
+ // for cfd
+ // 200 >3 histos are empty
+ // -11 if less 3 channels are empty ;for these channels OCDB value will be written back WARNING
+ // -22 low statistics in few channels; for these channels OCDB value will be written back WARNING
+ //
+ // compute offline equalized time
+ Float_t meandiff, sigmadiff, meanver, meancfdtime, sigmacfdtime;
+ meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
+ Int_t nent=0;
+ Int_t ok = 0;
+ Int_t okdiff=0;
+ Int_t okcfd=0;
+ TH1F *cfddiff = NULL;
+ TH1F *cfdtime = NULL;
+ TObjArray * tzeroObj = NULL;
+
+ gFile = TFile::Open(filePhys);
+ if(!gFile) {
+ AliError("No input PHYS data found ");
+ ok = 1000;
+ return ok;
+ }
+ else
+ {
+ meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
+ // TDirectory *dr = (TDirectory*) gFile->Get("T0Calib");
+ tzeroObj = dynamic_cast<TObjArray*>(gFile->Get("T0Calib"));
+ for (Int_t i=0; i<24; i++)
+ {
+ if (i != badpmt) {
+ if(tzeroObj) {
+ cfddiff = (TH1F*) tzeroObj->FindObject(Form("CFD1minCFD%d",i+1));
+ cfdtime = (TH1F*)tzeroObj->FindObject(Form("CFD%d",i+1));
+ }
+ else
+ {
+ cfddiff = (TH1F*)gFile->Get(Form("CFD1minCFD%d",i+1));
+ cfdtime = (TH1F*)gFile->Get(Form("CFD%d",i+1));
+
+ }
+ if(!cfddiff ) {
+ AliWarning(Form("no histograms collected by pass0 for diff channel %i", i));
+ okdiff++;
+ if(okdiff<4) {
+ meandiff = timecdb[i];
+ sigmadiff = 0;
+ ok = -1;
+ }
+ else
+ return 100+okdiff;
+ }
+ if(cfddiff) {
+ nent = Int_t(cfddiff->GetEntries());
+ if ( nent == 0) {
+ okdiff++;
+ if(okdiff<4) {
+ meandiff = timecdb[i];
+ sigmadiff = 0;
+ ok = - 1;
+ }
+ else
+ return 100;
+ }
+ if(nent<100 && nent>0) { //!!!!!
+ AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
+ ok=-2;
+ meandiff = timecdb[i];
+ sigmadiff = 0;
+ }
+ if(nent>100 ) { //!!!!!
+ {
+ if(cfddiff->GetRMS()>1.5 )
+ GetMeanAndSigma(cfddiff, meandiff, sigmadiff);
+ if(cfddiff->GetRMS()<=1.5)
+ {
+ meandiff = cfddiff->GetMean();
+ sigmadiff = cfddiff->GetRMS();
+ }
+ Int_t maxBin = cfddiff->GetMaximumBin();
+ Double_t meanEstimate = cfddiff->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meandiff) > 20 ) meandiff = meanEstimate;
+ }
+ }
+ }
+ if(!cfdtime ) {
+ AliWarning(Form("no histograms collected by pass0 for time channel %i", i));
+ meancfdtime = cfdvalue[i];
+ okcfd++;
+ if(okcfd<4) {
+ meancfdtime = cfdvalue[i];
+ ok = -11;
+ }
+ else {
+ AliError(Form("no histograms collected by pass0 for time %i channels ", okcfd));
+ return 200;
+ }
+ }
+ if(cfdtime) {
+ nent = Int_t(cfdtime->GetEntries());
+ if (nent == 0 ||
+ (cfdtime->GetRMS() == 0 || cfdtime->GetMean() ==0 ) )
+ {
+ okcfd++;
+ if(okcfd<4) {
+ meancfdtime = cfdvalue[i];
+ ok = -11;
+ printf("!!!!bad data:: pmt %i nent%i RMS %f mean %f cdbtime %f \n",
+ i, nent, cfdtime->GetRMS(), cfdtime->GetMean(), fCFDvalue[i][0]);
+ }
+ else
+ {
+ printf("!!!!fatal data:: pmt %i nent%i RMS %f mean %f cdbtime %f \n",
+ i, nent, cfdtime->GetRMS(), cfdtime->GetMean(), fCFDvalue[i][0]);
+ AliError(Form(" histograms collected by pass0 for time %i channels are empty", okcfd));
+ return 200;
+ }
+ }
+
+
+ if(nent<100 && nent>0 )
+ {
+ AliWarning(Form(" Not enouph data in PMT in CFD peak %i - %i ", i, nent));
+ if(okcfd<4) {
+ meancfdtime = cfdvalue[i];
+ ok = -22;
+ printf("!!!!low statstics:: pmt %i nent%i RMS %f mean %f cdbtime %f \n",
+ i, nent, cfdtime->GetRMS(), cfdtime->GetMean(), fCFDvalue[i][0]);
+ }
+ else {
+ printf("!!!!low fatal statstics:: pmt %i nent%i RMS %f mean %f cdbtime %f \n",
+ i, nent, cfdtime->GetRMS(), cfdtime->GetMean(), fCFDvalue[i][0]);
+
+ AliError(Form(" Not enouph data in PMT in CFD peak %i in channels ", okcfd));
+ return 200;
+ }
+
+ }
+ if( nent>100 && cfdtime->GetRMS() != 0 ) { //!!!!!
+ if(cfdtime->GetRMS()>1.5 )
+ GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
+ if(cfdtime->GetRMS()<=1.5)
+ {
+ meancfdtime = cfdtime->GetMean();
+ sigmacfdtime=cfdtime->GetRMS();
+ }
+ Int_t maxBin = cfdtime->GetMaximumBin();
+ Double_t meanEstimate = cfdtime->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meancfdtime) > 20 ) meancfdtime = meanEstimate;
+ }
+ }
+
+ SetTimeEq(i,meandiff);
+ SetTimeEqRms(i,sigmadiff);
+ SetCFDvalue(i,0, meancfdtime );
+ printf(" pmt %i diff %f sigma %f meancfdtime %f cdbtime %f \n",i, meandiff, sigmadiff, meancfdtime, fCFDvalue[i][0]);
+ if (cfddiff) cfddiff->Reset();
+ if (cfdtime) cfdtime->Reset();
+ } //bad pmt
+ }
+ gFile->Close();
+ delete gFile;
}
return ok;
+ }
+
+//________________________________________________________________________
+void AliT0CalibTimeEq::GetMeanAndSigma(TH1F* hist, Float_t &mean, Float_t &sigma) {
+
+ const double window = 2.; //fit window
+
+ double meanEstimate, sigmaEstimate;
+ int maxBin;
+ maxBin = hist->GetMaximumBin(); //position of maximum
+ meanEstimate = hist->GetBinCenter( maxBin); // mean of gaussian sitting in maximum
+ // sigmaEstimate = hist->GetRMS();
+ sigmaEstimate = 10;
+ TF1* fit= new TF1("fit","gaus", meanEstimate - window*sigmaEstimate, meanEstimate + window*sigmaEstimate);
+ fit->SetParameters(hist->GetBinContent(maxBin), meanEstimate, sigmaEstimate);
+ hist->Fit("fit","RQ","Q");
+
+ mean = (Float_t) fit->GetParameter(1);
+ sigma = (Float_t) fit->GetParameter(2);
+
+ delete fit;
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff