message: adding xsection
diff: @@ -221,7 +221,7 @@ fIsEvSel_HighMultSPD(false),
  fIsEvSel_HighMultV0(false),
  fIsEvSel_EMCEJE(false),
  fCross_Section(-1.),
  -fTrials(-1.),
  +fTrials(-1),
  fpthard(-1.),
  fRunNumber(0),
  fRunNumberCDB(0),
  @@ -1286,7 +1286,6 @@ void AliAnalysisTaskSEHFTreeCreator::UserExec(Option_t */*option*/)
  printf("AliAnalysisTaskSEHFTreeCreator::UserExec: MC particles branch not found!\n");
  return;
  }
  -
  // load MC header
  mcHeader = (AliAODMCHeader*)aod->GetList()->FindObject(AliAODMCHeader::StdBranchName());
  if(!mcHeader) {
  @@ -1466,10 +1465,23 @@ void AliAnalysisTaskSEHFTreeCreator::UserExec(Option_t */*option*/)
  fEvSelectionCuts->SetTriggerMask(trig_mask_cuts);
  - fCross_Section = mcHeader->GetCrossSection();
  - fTrials = mcHeader->GetTrials();
  +
  + TFile *F_xsection = new TFile(Form("pyxsec_hists.root"));
  + TList *L_xsection = (TList *) F_xsection->Get("cFilterList");
  + TProfile *fh_xsection = (TProfile *) L_xsection->FindObject("h1Xsec");
  + TH1D *fh_Trials = (TH1D *) L_xsection->FindObject("h1Trials");
  +
  + //fCross_Section = mcHeader->GetCrossSection();
  + //fTrials = mcHeader->GetTrials();
  + fCross_Section = fh_xsection->GetBinContent(1);
  + fTrials = fh_Trials->GetBinContent(1);
  fpthard = mcHeader->GetPtHard();
  + delete F_xsection;
  + delete L_xsection;
  + delete fh_xsection;
  + delete fh_Trials;
  +
  //V0 multiplicities
  AliAODVZERO *vzeroAOD = (AliAODVZERO*)aod->GetVZEROData();
  Double_t vzeroA = vzeroAOD ? vzeroAOD->GetMTotV0A() : 0.;
  