+
/**************************************************************************
* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
* *
ok=true;
for (Int_t i=0; i<24; i++)
{
+
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));
- if(!cfdtime) AliWarning(Form("no CFD histograms collected by PHYS DA for channel %i", i));
+ if(!cfd) {
+ AliWarning(Form("no Diff histograms collected by PHYS DA for channel %i", i));
+ }
+ if(!cfdtime) {
+ AliWarning(Form("no CFD histograms collected by PHYS DA for channel %i", i));
+ }
if(cfd) {
nent = Int_t(cfd->GetEntries());
- if(nent>500) {
+ if(nent>50) {
if(cfd->GetRMS()>1.5 )
GetMeanAndSigma(cfd, meandiff, sigmadiff);
if(cfd->GetRMS()<=1.5)
meandiff = cfd->GetMean();
sigmadiff=cfd->GetRMS();
}
- if(TMath::Abs(cfd->GetMean() - meandiff) >10 ) meandiff = cfd->GetMean();
+ Int_t maxBin = cfd->GetMaximumBin();
+ Double_t meanEstimate = cfd->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meandiff) > 20 ) meandiff = meanEstimate;
}
else
{
- ok=false;
+ // ok=false;
AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
}
- if(!cfd) AliWarning(Form("no CFD histograms collected by PHYS DA for channel %i", i));
}
- // printf(" i = %d buf1 = %s\n", i, buf1);
if(cfdtime) {
nent = Int_t(cfdtime->GetEntries());
- if(nent > 500 ) { //!!!!!!!!!!
+ if(nent > 50 ) { //!!!!!!!!!!
if(cfdtime->GetRMS()>1.5 )
GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
if(cfdtime->GetRMS()<=1.5)
meancfdtime = cfdtime->GetMean();
sigmacfdtime = cfdtime->GetRMS();
}
- if(TMath::Abs(cfdtime->GetMean() - meancfdtime) >20 ) meancfdtime = cfdtime->GetMean();
+ Int_t maxBin = cfdtime->GetMaximumBin();
+ Double_t meanEstimate = cfdtime->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - meancfdtime) > 20 ) meancfdtime = meanEstimate;
}
+ else
+ {
+ // ok=false;
+ AliWarning(Form(" Not enouph data in PMT in CFD peak %i - %i ", i, nent));
+ }
}
- else
- {
- ok=false;
- AliWarning(Form(" Not enouph data in PMT in CFD peak %i - %i ", i, nent));
- }
- printf(" %i %f %f %f %f \n",i, meandiff, sigmadiff, meancfdtime, sigmacfdtime);
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 T0 histogram collected by PHYS DA ");
if(ver) {
meanver = ver->GetMean();
rmsver = ver->GetRMS();
gFile->Close();
delete gFile;
-
+
}
return ok;
}
//________________________________________________________________
-Bool_t AliT0CalibTimeEq::ComputeOfflineParams(const char* filePhys, Float_t *timecdb, Float_t *cfdvalue, Int_t badpmt)
+ Bool_t AliT0CalibTimeEq::ComputeOfflineParams(const char* filePhys, Float_t *timecdb, Float_t *cfdvalue, Int_t badpmt)
{
- // compute online equalized time
+ // compute offline equalized time
Float_t meandiff, sigmadiff, meanver, meancfdtime, sigmacfdtime;
meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
- Double_t rmsver=0;
Int_t nent=0;
Bool_t ok=false;
+ TH1F *cfddiff = NULL;
+ TH1F *cfdtime = NULL;
+ TObjArray * TzeroObj = NULL;
+
gFile = TFile::Open(filePhys);
if(!gFile) {
AliError("No input PHYS data found ");
}
else
{
-
meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
ok=true;
TDirectory *dr = (TDirectory*) gFile->Get("T0Calib");
- if (!dr ) { AliError("No input T0calib found ");
- return ok;
- }
- TObjArray * TzeroObj = (TObjArray*) dr->Get("fTzeroObject");
+ if (dr) TzeroObj = (TObjArray*) dr->Get("T0Calib");
+
for (Int_t i=0; i<24; i++)
{
- printf("@@@ were in OCDB before %f \n", timecdb[i]);
if (i != badpmt) {
- TH1F *cfddiff = (TH1F*)TzeroObj->At(i);
- TH1F *cfdtime = (TH1F*)TzeroObj->At(i+24);
- if(!cfddiff) AliWarning(Form("no Diff histograms collected by PHYS DA for channel %i", i));
- // printf(" i = %d buf1 = %s\n", i, buf1);
- if(!cfdtime) AliWarning(Form("no CFD histograms collected by PHYS DA for channel %i", i));
- if(cfddiff) {
- nent = Int_t(cfddiff->GetEntries());
- if(nent>500 ) { //!!!!!
- if(cfddiff->GetRMS()>1.5 )
- GetMeanAndSigma(cfddiff, meandiff, sigmadiff);
- if(cfddiff->GetRMS()<=1.5)
- {
- meandiff = cfddiff->GetMean();
- sigmadiff = cfddiff->GetRMS();
- }
- if(TMath::Abs(cfddiff->GetMean() - meandiff) >10 ) meandiff = cfddiff->GetMean();
-
+ if(TzeroObj) {
+ cfddiff = (TH1F*)TzeroObj->FindObject(Form("CFD1minCFD%d",i+1));
+ cfdtime = (TH1F*)TzeroObj->FindObject(Form("CFD%d",i+1));
}
- else
+ else
{
- ok=false;
- AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
+ cfddiff = (TH1F*)gFile->Get(Form("CFD1minCFD%d",i+1));
+ cfdtime = (TH1F*)gFile->Get(Form("CFD%d",i+1));
+
}
- }
- if(cfdtime) {
- nent = Int_t(cfdtime->GetEntries());
- if(nent>500 ) { //!!!!!
- if(cfdtime->GetRMS()>1.5 )
- GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
- if(cfdtime->GetRMS()<=1.5)
+ if(!cfddiff ) {
+ AliWarning(Form("no histograms collected by pass0 for diff channel %i", i));
+ SetTimeEq(i,timecdb[i]);
+ SetTimeEqRms(i,0);
+ }
+ if(cfddiff) {
+ nent = Int_t(cfddiff->GetEntries());
+ 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;
+ }
+ else
{
- meancfdtime = cfdtime->GetMean();
- sigmacfdtime=cfdtime->GetRMS();
+ AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
+ SetTimeEq(i,timecdb[i]);
+ SetTimeEqRms(i,0);
+
}
- if(TMath::Abs(cfdtime->GetMean() - meancfdtime) >20 ) meancfdtime = cfdtime->GetMean();
+ }
+
+ if(!cfdtime ) {
+ AliWarning(Form("no histograms collected by pass0 for time channel %i", i));
+ SetTimeEq(i, cfdvalue[i]);
+ SetTimeEqRms(i, 0);
+ }
+ if(cfdtime) {
+ nent = Int_t(cfdtime->GetEntries());
+ if(nent>100 ) { //!!!!!
+ 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;
}
else
{
- ok=false;
AliWarning(Form(" Not enouph data in PMT in CFD peak %i - %i ", i, nent));
+ SetTimeEq(i, cfdvalue[i]);
+ SetTimeEqRms(i, 0);
}
}
+
SetTimeEq(i,timecdb[i] + meandiff);
SetTimeEqRms(i,sigmadiff);
- SetCFDvalue(i,0,cfdvalue[i] + meancfdtime );
- //SetCFDvalue(i,0,cfdvalue[i] );
- if (cfddiff) delete cfddiff;
- if (cfdtime) delete cfdtime;
+ SetCFDvalue(i,0, meancfdtime );
+ if (cfddiff) cfddiff->Reset();
+ if (cfdtime) cfdtime->Reset();
} //bad pmt
}
- TH1F *ver = (TH1F*) gFile->Get("hVertex");
- if(!ver) AliWarning("no T0 histogram collected by PHYS DA ");
- if(ver) {
- meanver = ver->GetMean();
- rmsver = ver->GetRMS();
- }
- SetMeanVertex(meanver);
- SetRmsVertex(rmsver);
gFile->Close();
delete gFile;
int maxBin;
maxBin = hist->GetMaximumBin(); //position of maximum
meanEstimate = hist->GetBinCenter( maxBin); // mean of gaussian sitting in maximum
- sigmaEstimate = hist->GetRMS();
+ // 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");
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff