// compute online equalized time
Float_t meandiff, sigmadiff, meanver, meancfdtime, sigmacfdtime;
meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
- // Double_t rms=0, rmscfd=0;
Double_t rmsver=0;
- Int_t nent=0;
+ Int_t nent=0;
Bool_t ok=false;
gFile = TFile::Open(filePhys);
if(!gFile) {
}
else
{
- // gFile->ls();
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 histograms collected by PHYS DA for channel %i", i));
- // printf(" i = %d buf1 = %s\n", i, buf1);
+ if(!cfd) AliWarning(Form("no Diff histograms collected by PHYS DA for channel %i", i));
if(cfd) {
- GetMeanAndSigma(cfd, meandiff, sigmadiff);
- nent = Int_t(cfd->GetEntries());
- if(nent<500 || cfd->GetRMS()>20. ) {
- ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i - mean %f rsm %f nentries %i", i,meandiff,sigmadiff , nent));
+ nent = Int_t(cfd->GetEntries());
+ if(nent>500 ) {
+ if(cfd->GetRMS()>1.5 && cfd->GetRMS()<20)
+ GetMeanAndSigma(cfd, meandiff, sigmadiff);
+ if(cfd->GetRMS()<=1.5)
+ {
+ meandiff = cfd->GetMean();
+ sigmadiff=cfd->GetRMS();
+ }
+ if(cfd->GetRMS()>20)
+ {
+ ok=false;
+ AliWarning(Form("Data is not good in PMT %i - mean %f rsm %f nentries %i", i,meandiff,sigmadiff , nent));
+ }
}
else
{
ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i , no clean peak", i));
+ AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
}
- if(!cfd) AliWarning(Form("no histograms collected by PHYS DA for channel %i", i));
+ 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) {
- GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
- nent = Int_t(cfdtime->GetEntries());
- if(nent<500 || sigmacfdtime>30. ) {
- ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i CFD data - meancfdtime %f rsm %f nentries %i", i,meancfdtime, sigmacfdtime, nent));
-
+ nent = Int_t(cfdtime->GetEntries());
+ if(nent>500 ) {
+ if(cfdtime->GetRMS()>1.5 )
+ GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
+ if(cfdtime->GetRMS()<=1.5)
+ {
+ meancfdtime = cfdtime->GetMean();
+ sigmacfdtime = cfdtime->GetRMS();
+ }
+ if(sigmacfdtime>50 )
+ {
+ ok=false;
+ AliWarning(Form("Data is not good enouph in PMT %i - meancfdtime %f rsm %f nentries %i", i,meancfdtime, sigmacfdtime, nent));
+ }
}
}
else
{
- ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i , no clean peak", i));
- }
-
-
-
+ 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);
}
//________________________________________________________________
-Bool_t AliT0CalibTimeEq::ComputeOfflineParams(const char* filePhys)
+Bool_t AliT0CalibTimeEq::ComputeOfflineParams(const char* filePhys, Float_t *timecdb, Int_t badpmt)
{
// compute online equalized time
Float_t meandiff, sigmadiff, meanver, meancfdtime, sigmacfdtime;
meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
- // Double_t rms=0, rmscfd=0;
Double_t rmsver=0;
Int_t nent=0;
Bool_t ok=false;
}
else
{
- // gFile->ls();
+ meandiff = sigmadiff = meanver = meancfdtime = sigmacfdtime =0;
ok=true;
- TObjArray * TzeroObj = (TObjArray*) gFile->Get("fTzeroObject");
- for (Int_t i=0; i<24; i++)
+ TDirectory *dr = (TDirectory*) gFile->Get("T0Calib");
+ TObjArray * TzeroObj = (TObjArray*) dr->Get("fTzeroObject");
+ for (Int_t i=0; i<24; i++)
{
+ if (i != badpmt) {
TH1F *cfddiff = (TH1F*)TzeroObj->At(i);
TH1F *cfdtime = (TH1F*)TzeroObj->At(i+24);
- if(!cfddiff) AliWarning(Form("no histograms collected by PHYS DA for channel %i", i));
+ if(!cfddiff) AliWarning(Form("no Diff histograms collected by PHYS DA for channel %i", i));
// printf(" i = %d buf1 = %s\n", i, buf1);
if(cfddiff) {
- GetMeanAndSigma(cfddiff,meandiff, sigmadiff);
- nent = Int_t(cfddiff->GetEntries());
- if(nent<500 || cfddiff->GetRMS()>20. ) {
- ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i - mean %f rsm %f nentries %i", i,meandiff,sigmadiff, nent));
-
+ nent = Int_t(cfddiff->GetEntries());
+ if(nent>10 ) {
+ if(cfddiff->GetRMS()>1.5 && cfddiff->GetRMS()<30)
+ GetMeanAndSigma(cfddiff, meandiff, sigmadiff);
+ if(cfddiff->GetRMS()<=1.5)
+ {
+ meandiff = cfddiff->GetMean();
+ sigmadiff = cfddiff->GetRMS();
+ }
+ // printf(" ipmt %i meandiff %f sigmadiff %f mean %f rms %f\n", i, meandiff,sigmadiff,cfddiff->GetMean(), cfddiff->GetRMS() );
+
+ if(sigmadiff > 30)
+ {
+ ok=false;
+ AliWarning(Form("Data is not good in PMT %i - mean %f rsm %f nentries %i", i,meandiff,sigmadiff , nent));
+ }
+
}
else
{
ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i , no clean peak", i));
+ AliWarning(Form(" Not enouph data in PMT %i- PMT1: %i ", i, nent));
}
- if(!cfdtime) AliWarning(Form("no histograms collected by PHYS DA for channel %i", i));
- // printf(" i = %d buf1 = %s\n", i, buf1);
+ }
if(cfdtime) {
- GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
- nent = Int_t(cfdtime->GetEntries());
- if(nent<500 || cfdtime->GetRMS()>30. ) {
- ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i CFD data - mean %f rsm %f nentries %i", i,meancfdtime, sigmacfdtime, nent));
-
+ nent = Int_t(cfdtime->GetEntries());
+ if(nent>10 ) {
+ if(cfdtime->GetRMS()>1.5 )
+ GetMeanAndSigma(cfdtime,meancfdtime, sigmacfdtime);
+ if(cfdtime->GetRMS()<=1.5)
+ {
+ meancfdtime = cfdtime->GetMean();
+ sigmacfdtime=cfdtime->GetRMS();
+ }
+ if(sigmacfdtime>50)
+ {
+ ok=false;
+ AliWarning(Form("Data is not good enouph in PMT %i - meancfdtime %f rsm %f nentries %i", i,meancfdtime, sigmacfdtime, nent));
+ }
}
- }
- else
- {
+ else
+ {
ok=false;
- AliWarning(Form("Data is not good enouph in PMT %i , no clean peak", i));
+ AliWarning(Form(" Not enouph data in PMT in CFD peak %i - %i ", i, nent));
}
}
-
-
- SetTimeEq(i,meandiff);
+ SetTimeEq(i,timecdb[i] + meandiff);
SetTimeEqRms(i,sigmadiff);
SetCFDvalue(i,0,meancfdtime);
SetCFDvalue(i,0,sigmacfdtime);
if (cfddiff) delete cfddiff;
if (cfdtime) delete cfdtime;
-
+ } //bad pmt
}
TH1F *ver = (TH1F*) gFile->Get("hVertex");
if(!ver) AliWarning("no T0 histogram collected by PHYS DA ");
}
return ok;
-}
+ }
//________________________________________________________________________
void AliT0CalibTimeEq::GetMeanAndSigma(TH1F* hist, Float_t &mean, Float_t &sigma) {
const double window = 5.; //fit window
- double norm = hist->Integral(); // normalize to one count
- hist->Scale(1./norm);
double meanEstimate, sigmaEstimate;
int maxBin;
sigmaEstimate = hist->GetRMS();
TF1* fit= new TF1("fit","gaus", meanEstimate - window*sigmaEstimate, meanEstimate + window*sigmaEstimate);
fit->SetParameters(hist->GetBinContent(maxBin), meanEstimate, sigmaEstimate);
- hist->Fit("fit","R");
+ hist->Fit("fit","RQ","Q");
mean = (Float_t) fit->GetParameter(1);
sigma = (Float_t) fit->GetParameter(2);
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff