EVE/alice-macros/primary_vertex_tracks.C

   1 Reve::TrackList* primary_vertex_tracks()
   2 {
   3   Reve::LoadMacro("esd_tracks.C");
   4   AliESDEvent   *esd = Alieve::Event::AssertESD();
   5   AliESDVertex *pv  = esd->GetPrimaryVertex();
   6
   7   Reve::TrackList* cont = new Reve::TrackList("Tracks for Primary Vertex");
   8   cont->SetMainColor(Color_t(7));
   9   Reve::TrackRnrStyle* rnrStyle = cont->GetRnrStyle();
  10   rnrStyle->SetMagField( esd->GetMagneticField() );
  11   rnrStyle->fRnrFV = kTRUE;
  12   rnrStyle->fFVAtt->SetMarkerColor(2);
  13   gReve->AddRenderElement(cont);
  14
  15   for (Int_t n=0; n<pv->GetNIndices(); n++)
  16   {
  17     AliESDtrack* at = esd->GetTrack(pv->GetIndices()[n]);
  18     Reve::Track* track = esd_make_track(rnrStyle, n, at, at);
  19     track->SetLineWidth(4);
  20     track->SetLineColor(cont->GetMainColor());
  21     track->SetLineStyle(7);
  22     gReve->AddRenderElement(track, cont);
  23   }
  24
  25   cont->MakeTracks();
  26   gReve->Redraw3D();
  27
  28   return cont;
  29 }