+
+ TObjArray* listOfTracks = fEsdTrackCuts->GetAcceptedTracks(fESD);
+ Int_t nGoodTracks = listOfTracks->GetEntries();
+
+ Bool_t eventTriggered = AliPWG0Helper::IsEventTriggered(fESD);
+ Bool_t vertexReconstructed = AliPWG0Helper::IsVertexReconstructed(fESD);
+
+ // non diffractive
+ if (processtype!=92 && processtype!=93 && processtype!=94) {
+ // NB: passing the wrong process type here (1), since the process type is defined by the index in the array (here non-diffractive)
+ if (triggerBiasStudy) fdNdEtaCorrectionTriggerBias[0]->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ if (vertexRecoStudy) fdNdEtaCorrectionVertexReco[0] ->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ }
+
+ // single diffractive
+ if (processtype==92 || processtype==93) {
+ if (triggerBiasStudy) fdNdEtaCorrectionTriggerBias[1]->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ if (vertexRecoStudy) fdNdEtaCorrectionVertexReco[1] ->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ }
+
+ // double diffractive
+ if (processtype==94) {
+ if (triggerBiasStudy) fdNdEtaCorrectionTriggerBias[2]->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ if (vertexRecoStudy) fdNdEtaCorrectionVertexReco[2] ->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ }
+
+ if (eventTriggered & vertexReconstructed) {
+ for (Int_t i=0; i<4; ++i) {
+ if (fdNdEtaCorrectionSpecies[i])
+ fdNdEtaCorrectionSpecies[i]->FillEvent(vtxMC[2], nGoodTracks, eventTriggered, vertexReconstructed, 1);
+ }
+ }
+
+ // --------------------------------------------------------------
+ // MC particle loop
+ //