3 void its_hits_layer_split(const char *varexp = "fX:fY:fZ:fLayer",
4 const char *selection = "")
6 // Extracts 'major' TPC hits (not the compressed ones).
7 // This gives ~2.5% of all hits.
9 AliRunLoader* rl = Alieve::Event::AssertRunLoader();
12 TTree* ht = rl->GetTreeH("ITS", false);
14 Reve::PointSetArray* l = new Reve::PointSetArray("ITS hits - Layer Slices", "");
15 l->SetMarkerColor((Color_t)2);
16 l->SetMarkerStyle(2); // cross
19 gReve->AddRenderElement(l);
20 l->InitBins("Layer", 6, 0.5, 6.5);
22 TPointSelector ps(ht, l, varexp, selection);