// $Id$ void trd_hits_z_split(const char *varexp = "fX:fY:fZ:fZ", const char *selection = "") { AliRunLoader* rl = Alieve::Event::AssertRunLoader(); rl->LoadHits("TRD"); TTree* ht = rl->GetTreeH("TRD", false); Reve::PointSetArray* l = new Reve::PointSetArray("TRD hits - Z Slices", ""); l->SetMarkerColor((Color_t)7); l->SetMarkerStyle(20); // full circle l->SetMarkerSize(.5); gReve->AddRenderElement(l); l->InitBins("Z", 20, -360, 360); TPointSelector ps(ht, l, varexp, selection); ps.Select(); l->CloseBins(); gReve->Redraw3D(); }