message: PWGGA/GammaConv: Add fine tuning for no B-field MC (LHC17d)
diff: @@ -7177,6 +7177,7 @@ void AliCaloPhotonCuts::ApplyNonLinearity(AliVCluster* cluster, Int_t isMC, AliV
  // TB parametrization for 100MeV points for data an MC
  // MC fine tuning for lowB (0.2T) and nomB (0.5T) obtained with PCM-EMCal
  // incl. interpolation between PCM-EMC and EMC-EMC fine tuning of 0.25%!
  + // MC fine tuning for noB (0T) obtained with EMC-EMC
  if(isMC){
  energy /= FunctionNL_OfficialTB_100MeV_MC_V2(energy);
  // fine tuning for pp 13 TeV lowB
  @@ -7186,6 +7187,12 @@ void AliCaloPhotonCuts::ApplyNonLinearity(AliVCluster* cluster, Int_t isMC, AliV
  if(cluster->GetNCells() == 1){ // different fine tuning for 1 cell clusters
  energy /= 0.99;
  }
  + // fine tuning for pp 13 TeV no B (only for LHC17d)
  + } else if (fCurrentMC==kLHC21j8a){
  + energy /= 1.0378;
  + if(cluster->GetNCells() == 1){ // different fine tuning for 1 cell clusters
  + energy /= 0.99;
  + }
  // fine tuning for pp 13 TeV nominal B (default for all B=0.5T periods)
  } else {
  energy /= FunctionNL_kSDM(energy, 0.979235, -3.17131, -0.464198);
  