#include <Riostream.h>
#include <TSpectrum.h>
#include <TProfile.h>
-#include <TCanvas.h>
#include <TF1.h>
ClassImp(AliT0CalibWalk)
Bool_t AliT0CalibWalk::MakeWalkCorrGraph(const char *laserFile)
{
//make walk corerction for preprocessor
- Int_t npeaks = 20;
- Int_t sigma=3;
- Bool_t down=false;
- Int_t index[20];
+ Float_t sigma,cfdmean, qtmean, ledmean;
Bool_t ok=true;
- Float_t mips[100];
- Int_t nfound=0;
- /*
- //061110
- Float_t timefitth[24] = { 5594, 5618, 5630, 5662, 5623, 5645,
- 5645, 5602, 5691, 5669, 5636, 5602,
- 5651, 5654, 5612, 5625, 5669, 5678,
- 5652, 5673, 5565, 5717, 5692, 5738} ;
- */
-
- //051210
- Float_t timefitth[24] = { 5587, 5609, 5621, 5653, 5615, 5635,
- 5637, 5595, 5683, 5659, 5629, 5601,
- 5643, 5654, 5601, 5615, 5661, 5667,
- 5645, 5665, 5663, 5709, 5685, 5725 };
-
- Float_t xdata[4000], ydata[4000];
- Int_t npoints =0;
- TH1F* www[24];
- TFile *ff = new TFile("calibwalk0.root");
-
- Int_t ipmt, jpoint;
+ Float_t mips[50];
gFile = TFile::Open(laserFile);
if(!gFile) {
// gFile->ls();
TH1F* hAmp = (TH1F*) gFile->Get("hAmpLaser");
Int_t nmips=0;
- for (Int_t ibin=0; ibin<1200; ibin++) {
+ for (Int_t ibin=0; ibin<2000; ibin++) {
Float_t bincont = hAmp->GetBinContent(ibin);
if(bincont>0){
mips[nmips] = hAmp->GetXaxis()->GetBinCenter(ibin);
}
}
- /* if (nmips<17) {
+ if (nmips<17) {
ok=false;
return ok;
- } */
- // TCanvas *c1 = new TCanvas("c1", "LED-CFD C side",0,48,1280,951);
- // c1->Divide(4,3);
- // TCanvas *c2 = new TCanvas("c1", "LED-CFD C side",0,48,1280,951);
- // c2->Divide(4,3);
-
+ }
+
Float_t x1[50], y1[50];
Float_t x2[50], xx2[50],y2[50];
Float_t xx1[50],yy1[50], xx[50];
- Float_t cfd0[24];
- Int_t startim = 0;
+ Float_t cfd0 = 0;
+ for (Int_t ii=0; ii<nmips; ii++)
+ x1[ii] = y1[ii] = x2[ii] = y2[ii] = 0;
for (Int_t i=0; i<24; i++)
{
- // if(i==13) continue;
- // else c2->cd(i+1-12);
- for (Int_t im=startim; im<nmips; im++)
+ cfd0 = 0;
+ for (Int_t im=0; im<nmips; im++)
{
-
- x1[im] = y1[im] = x2[im] = y2[im] = 0;
- if(i==23 && im<2) continue;
- xx[im]=mips[im];
TString cfd = Form("hCFD%i_%i",i+1,im+1);
TString qtc = Form("hQTC%i_%i",i+1,im+1);
TString led = Form("hLED%i_%i",i+1,im+1);
TH1F *hCFD = (TH1F*) gFile->Get(cfd.Data()) ;
TH1F *hLED = (TH1F*) gFile->Get(led.Data());
TH1F *hQTC = (TH1F*) gFile->Get(qtc.Data()) ;
+ // hCFD->SetDirectory(0);
+ // hQTC->SetDirectory(0);
+ // hLED->SetDirectory(0);
if(!hCFD )
AliWarning(Form(" no CFD data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
if(!hQTC )
AliWarning(Form(" no QTC correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
if(!hLED)
AliWarning(Form(" no LED correction data in LASER DA for channel %i for amplitude %f MIPs",i,mips[im]));
-
- if(hCFD ) {
- hCFD->SetDirectory(0);
- hCFD->GetXaxis()->SetRangeUser(timefitth[i]-100,timefitth[i]+100);
-
- TF1 *fg = new TF1("fg","gaus",timefitth[i]-50,timefitth[i]+50);
- hCFD->Fit("fg","RQ", " ",timefitth[i]-50,timefitth[i]+50);
- Double_t par[3];
- fg->GetParameters(&par[0]);
-
- TSpectrum *s = new TSpectrum(2*npeaks,1);
- nfound = s->Search(hCFD,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;
- hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
- // if (i==23)
- // cout<<"PMT "<<i<<" MIPS "<<mips[im]<<" mean "<<hCFD->GetMean()<<
- // " xp "<<xp<<" fit "<<par[1]<<endl;
- // cout<<"PMT "<<i<<" MIPS "<<im<<" xp "<<xp<<endl;
- }
+ if( hCFD && hCFD->GetEntries()<500 ) {
+ ok=false;
+ printf("no peak in CFD spectrum for PMT %i amplitude %i\n",i,im);
+ return ok;
+ }
+ if(hCFD && hCFD->GetEntries()>500 ) {
+ if( hCFD->GetRMS() >= 1.5)
+ GetMeanAndSigma(hCFD, cfdmean, sigma);
else
- {
- hCFD->Rebin(2);
- TSpectrum *s1 = new TSpectrum(2*npeaks,1);
- nfound = s1->Search(hCFD,sigma," ",0.1);
- if(nfound!=0){
- Float_t *xpeak = s1->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;
- hCFD->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
- }
- else
- {
- ok=true;
- // ok=false;
- printf("no peak in CFD spectrum for PMT %i amplitude %i\n",i,im);
- return ok;
- }
+ cfdmean = hCFD->GetMean();
- }
- // } //if no C12 80MIPs
- // if (i<12) cout<<"!!!! PMT "<<i<<" MIPS "<<im<<" fit "<<par[1]<<
- //" mean "<<hCFD->GetMean()<<endl;
- if (im == 0) cfd0[i] = par[1];
- if(i==23 && im==2) cfd0[i] = par[1];
- y1[im] = par[1] - cfd0[i];
- if ((i == 5 && im == 15) ||(i == 8 && im == 19) || (i==11 && im==0) || i==23)
- y1[im] = hCFD->GetMean() - cfd0[i];
-
- // if (im == 0) cfd0[i] = hCFD->GetMean();
- // y1[im] = hCFD->GetMean() - cfd0[i];
-
- // if (i==23 && im<2) y1[im]=0;
- /* if( i == 11 && im==10 ){ y1[im] = y1[im-1];
- cout<<im<<" "<<mips[im]<<" mip "<<" pmt "<<i<<" mean "<<hCFD->GetMean()<<" walk "<< y1[im]<<endl;
- }*/
-
- }
- if( hQTC) {
- x1[im] = hQTC->GetMean();
+ Int_t maxBin = hCFD->GetMaximumBin();
+ Double_t meanEstimate = hCFD->GetBinCenter( maxBin);
+ if(TMath::Abs(meanEstimate - cfdmean) > 20 ) cfdmean = meanEstimate;
+ if (im == 0) cfd0 = cfdmean;
+ y1[im] = cfdmean - cfd0;
+ }
+ if(hQTC && hQTC->GetEntries()>500) {
+ GetMeanAndSigma(hQTC, qtmean, sigma);
+
+ x1[im] = qtmean;
if( x1[im] == 0) {
ok=false;
printf("no peak in QTC signal for PMT %i amplitude %i\n",i,im);
return ok;
- }
- }
-
- if( hLED){
- hLED->SetDirectory(0);
- TSpectrum *s = new TSpectrum(2*npeaks,1);
- nfound = s->Search(hLED,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+10*sigma;
- Double_t hmin = xp-10*sigma;
- hLED->GetXaxis()->SetRangeUser(hmin-10,hmax+10);
}
- else
- {
- ok=false;
- printf("no peak in LED spectrum for PMT %i amplitude %i\n",i,im);
- return ok;
- }
- x2[im] = hLED->GetMean();
- xx2[im] = x2[nmips-im-1];
}
-
- if (hQTC) delete hQTC;
- if (hCFD) delete hCFD;
- if (hLED) delete hLED;
+
+ if( hLED && hLED->GetEntries()>500) {
+ GetMeanAndSigma(hLED, ledmean, sigma);
+ }
+ else
+ {
+ ok=false;
+ printf("no peak in LED spectrum for PMT %i amplitude %i\n",i,im);
+ return ok;
+ }
+ x2[im] = ledmean;
+ xx2[im] = x2[nmips-im-1];
+
+ xx[im]=mips[im];
+ if (hQTC) delete hQTC;
+ if (hCFD) delete hCFD;
+ if (hLED) delete hLED;
+
}
for (Int_t imi=0; imi<nmips; imi++)
}
if(i==0) cout<<"Making graphs..."<<endl;
- // TGraph *grwalkqtc = new TGraph (nmips-4,x1,y1);
- // grwalkqtc->SetTitle(Form("PMT%i",i));
- TGraph *grwalkled = new TGraph (nmips-4,x2,y1);
- grwalkled->SetTitle(Form("PMT%i",i));
- // fWalk.AddAtAndExpand(grwalkqtc,i);
- fAmpLEDRec.AddAtAndExpand(grwalkled,i);
- // cout<<" add walk "<<i<<endl;
-
- //fit amplitude graphs to make comparison wth new one
- TGraph *grampled = new TGraph (nmips,xx1,yy1);
- TGraph *grqtc = new TGraph (nmips,x1,xx);
- fQTC.AddAtAndExpand(grqtc,i);
- fAmpLED.AddAtAndExpand(grampled,i);
- // cout<<" add amp "<<i<<endl;
-
- if(i==23)
- cout<<"Graphs created..."<<endl;
- // if(i==13) continue;
-
- www[i] = (TH1F*)ff->Get(Form("hy%i",i) );
- www[i]->Print();
- npoints =0;
- for(Int_t ibin=1; ibin< (www[i]->GetNbinsX() -2); ibin++) {
- if( www[i]->GetBinContent(ibin)>0 &&
- www[i]->GetBinContent(ibin) !=1000 ) {
- ydata[ibin-1] = www[i]->GetBinContent(ibin) - 1000;
- xdata[ibin-1] = ibin+799;
- cout<<ibin<<" "<<xdata[ibin]<<" "<<ydata[ibin]<<endl;
- npoints++;
- }
- }
-
-
- TGraph *grwalkqtc = new TGraph (npoints-3,xdata,ydata);
- grwalkqtc->SetTitle(Form("PMT%i",i));
- fWalk.AddAtAndExpand(grwalkqtc,i);
- }
+ TGraph *grwalkqtc = new TGraph (nmips,x1,y1);
+ grwalkqtc->SetTitle(Form("PMT%i",i));
+ TGraph *grwalkled = new TGraph (nmips,x2,y1);
+ grwalkled->SetTitle(Form("PMT%i",i));
+ fWalk.AddAtAndExpand(grwalkqtc,i);
+ fAmpLEDRec.AddAtAndExpand(grwalkled,i);
+ // cout<<" add walk "<<i<<endl;
+ //fit amplitude graphs to make comparison wth new one
+ TGraph *grampled = new TGraph (nmips,xx1,yy1);
+ TGraph *grqtc = new TGraph (nmips,x1,xx);
+ fQTC.AddAtAndExpand(grqtc,i);
+ fAmpLED.AddAtAndExpand(grampled,i);
+ // cout<<" add amp "<<i<<endl;
+
+ if(i==23)
+ cout<<"Graphs created..."<<endl;
+ }
} //if gFile exits
return ok;
}
+
void AliT0CalibWalk::GetMeanAndSigma(TH1F* hist, Float_t &mean, Float_t &sigma)
{
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff