message: activate the retrieval of cross section from Event header for LHC16c* MC productions
diff: @@ -277,12 +277,15 @@ AliAnalysisTaskCaloTrackCorrelation * AddTaskClusterShape
  //maker->GetReader()->GetWeightUtils()->SwitchOnMCCrossSectionCalculation();
  //maker->SwitchOnSumw2Histograms();
  - // For recent productions where the cross sections and trials are not stored in separate file
  - //maker->GetReader()->GetWeightUtils()->SwitchOnMCCrossSectionFromEventHeader() ;
  -
  // Just fill cross section and trials histograms.
  maker->GetReader()->GetWeightUtils()->SwitchOnMCCrossSectionHistoFill();
  + // For recent productions where the cross sections and trials are not stored in separate file
  + if ( kPeriod.Contains("LHC16c") ) // add here any other affected periods, for the moment jet-jet 8 TeV
  + {
  + maker->GetReader()->GetWeightUtils()->SwitchOnMCCrossSectionFromEventHeader() ;
  + }
  +
  // Add control histogram with pT hard to control aplication of weights
  maker->SwitchOnPtHardHistogram();
  }
  