Removal of some obsolete code, all this is now done in the reco.

diff --git a/PWG1/AliAnaVZEROQA.cxx b/PWG1/AliAnaVZEROQA.cxx
index 84c3f466cfc91f369ca410664a7c7a3006dd8dfb..e8ebfaf9ffaa53ddb872fd8ff52726996fedb803 100644 (file)
--- a/PWG1/AliAnaVZEROQA.cxx
+++ b/PWG1/AliAnaVZEROQA.cxx
@@ -69,7 +69,6 @@ AliAnalysisTaskSE("AliAnaVZEROQA"),
   fV0multC(0),
   fV0ampl(0),
 
-  fhTimePMTCorr(0),
   fhEvents(0),
 
   fhVtxXYBB(0),
@@ -121,7 +120,6 @@ AliAnalysisTaskSE(name),
   fV0multC(0),
   fV0ampl(0),
 
-  fhTimePMTCorr(0),
   fhEvents(0),
 
   fhVtxXYBB(0),
@@ -205,7 +203,6 @@ void AliAnaVZEROQA::UserCreateOutputObjects()
   fV0multC = CreateHisto1D("hV0multC","Total reconstructed multiplicity (V0C)",100,0.,1000.);
   fV0ampl  = CreateHisto1D("hV0ampl","V0 multiplicity in single channel (all V0 channels)",400,-0.5,99.5);
 
-  fhTimePMTCorr = CreateHisto2D("htimepmtcorr","Time measured by TDC (corrected for slewing, channels aligned) vs PMT index",64,-0.5,63.5,200,0,100,"PMT Index","Leading time (ns)");
   fhEvents = CreateHisto2D("hEvents","V0C vs V0A (empty,bb,bg)",3,-0.5,2.5,3,-0.5,2.5);
 
   fhVtxXYBB = CreateHisto2D("fhVtxXYBB","XY SPD vertex (bb)",200,-2,2,200,-2,2);
@@ -246,7 +243,6 @@ void AliAnaVZEROQA::UserCreateOutputObjects()
   fListOfHistos->Add(fV0multC);
   fListOfHistos->Add(fV0ampl);
 
-  fListOfHistos->Add(fhTimePMTCorr);
   fListOfHistos->Add(fhEvents);
 
   fListOfHistos->Add(fhVtxXYBB);
@@ -280,8 +276,6 @@ void AliAnaVZEROQA::UserExec(Option_t */*option*/)
     return;
   }
 
-  Float_t timeA = 0,timeC = 0;
-  Int_t ntimeA = 0, ntimeC = 0;
   for (Int_t i=0; i<64; ++i) {
       if (esdV0->GetTime(i) < 1e-6) {
        if (i >= 32) {
@@ -317,32 +311,12 @@ void AliAnaVZEROQA::UserExec(Option_t */*option*/)
       fhTimePMT->Fill(i,esdV0->GetTime(i));
       fhWidthPMT->Fill(i,esdV0->GetWidth(i));
 
-      Float_t correctedTime = CorrectLeadingTime(i,esdV0->GetTime(i),esdV0->GetAdc(i));
-      fhTimePMTCorr->Fill(i,correctedTime);
-
-      if (esdV0->GetTime(i) > 1e-6) {
-       if (i >= 32) {
-         timeA += correctedTime;
-         ntimeA++;
-       }
-       else {
-         timeC += correctedTime;
-         ntimeC++;
-       }
-      }
   }
 
-  if (ntimeA > 0) timeA = timeA/ntimeA;
-  if (ntimeC > 0) timeC = timeC/ntimeC;
-
-  fhTimeCorr->Fill(timeA,timeC);
+  fhTimeCorr->Fill(esdV0->GetV0ATime(),esdV0->GetV0CTime());
 
-  Int_t flaga = 0, flagc = 0;
-  TString stra("emptyA"),strc("emptyC");
-  if (timeA > 48 && timeA < 62) { flaga = 1; stra = "BBA"; }
-  if (timeA > 26  && timeA < 33) { flaga = 2; stra = "BGA"; }
-  if (timeC > 49 && timeC < 60) { flagc = 1; strc = "BBC"; }
-  if (timeC > 43 && timeC < 48.5) { flagc = 2; strc = "BGC"; }
+  AliESDVZERO::Decision flaga = esdV0->GetV0ADecision();
+  AliESDVZERO::Decision flagc = esdV0->GetV0CDecision();
 
   fhEvents->Fill(flaga,flagc);
 
@@ -387,96 +361,3 @@ void AliAnaVZEROQA::Terminate(Option_t *)
        
   Info("AliAnaVZEROQA", "Successfully finished");
 }
-
-Float_t AliAnaVZEROQA::CorrectLeadingTime(Int_t i, Float_t time, Float_t adc) const
-{
-  // Correct for slewing and align the channels
-
-  if (time < 1e-6) return 0;
-
-  // Time offsets between channels
-  Float_t timeShift[64] = {30.2914 , 30.0019 , 30.7429 , 30.1997 , 30.1511 , 29.6437 , 30.0609 , 29.5452 , 30.1437 , 30.745 , 30.7537 , 30.446 , 30.2771 , 30.838 , 30.3748 , 30.0635 , 30.1786 , 30.282 , 31.0992 , 30.7491 , 30.624 , 30.9268 , 30.6585 , 30.4895 , 31.5815 , 31.3871 , 31.2032 , 31.5778 , 31.0838 , 31.2259 , 31.2122 , 31.5989 , 28.3792 , 28.8325 , 27.8719 , 28.3475 , 26.9925 , 27.9300 , 28.4223 , 28.4996 , 28.2934 , 28.1281 , 27.209 , 28.5327 , 28.1181 , 28.0888 , 29.5111 , 28.6601 , 29.7705 , 29.6531 , 30.3373 , 30.2345 , 30.5935 , 29.8164 , 30.2235 , 29.6505 , 30.1225 , 31.2045 , 30.8399 , 30.6789 , 30.2784 , 31.7028 , 31.4239 , 30.1814};
-  time -= timeShift[i];
-
-  // Slewing correction
-  if (adc < 1e-6) return time;
-
-  time += 30.;
-  if (adc > 300.) adc = 300.;
-  if (adc > 70.) {
-    return (time -
-           2.93028e+01 +
-           adc*1.25188e-02 -
-           adc*adc*2.68348e-05);
-  }
-  else {
-    return (time -
-           3.52314e+01 +
-           adc*5.99289e-01 -
-           adc*adc*2.74668e-02 +
-           adc*adc*adc*6.61224e-04 -
-           adc*adc*adc*adc*7.77105e-06 +
-           adc*adc*adc*adc*adc*3.51229e-08);
-  }
-}
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diff --git a/PWG1/AliAnaVZEROQA.h b/PWG1/AliAnaVZEROQA.h
index 5a5f118ce6083b02e28c070d48676709c2832e2c..e5e36035ac362b1809954c9c1ef87abf88a8ac91 100644 (file)
--- a/PWG1/AliAnaVZEROQA.h
+++ b/PWG1/AliAnaVZEROQA.h
@@ -30,8 +30,6 @@ class AliAnaVZEROQA : public AliAnalysisTaskSE
                      Int_t nBinsY, Double_t yMin, Double_t yMax,
                      const char* xLabel = NULL, const char* yLabel = NULL);
 
-  Float_t CorrectLeadingTime(Int_t i, Float_t time, Float_t adc) const;
-  
  private:
 
   TList* fListOfHistos;   // List of output histos
@@ -67,7 +65,6 @@ class AliAnaVZEROQA : public AliAnalysisTaskSE
   TH1F *fV0multC;         // Mutiplicity in V0C
   TH1F *fV0ampl;          // ADC spectra for both rings
 
-  TH2F *fhTimePMTCorr;    // Corrected time per PMT
   TH2F *fhEvents;         // Event statistics histogram
 
   TH2F *fhVtxXYBB;        // XY vertex for beam-beam events