EVE/alice-macros/trd_hits.C

   1 // $Id$
   2
   3 Reve::PointSet*
   4 trd_hits(const char *varexp    = "fX:fY:fZ",
   5          const char *selection = "")
   6 {
   7   AliRunLoader* rl =  Alieve::Event::AssertRunLoader();
   8   rl->LoadHits("TRD");
   9
  10   TTree* ht = rl->GetTreeH("TRD", false);
  11
  12   //PH The line below is replaced waiting for a fix in Root
  13   //PH which permits to use variable siza arguments in CINT
  14   //PH on some platforms (alphalinuxgcc, solariscc5, etc.)
  15   //PH  Reve::PointSet* points = new Reve::PointSet(Form("TRD Hits '%s'", selection));
  16   char form[1000];
  17   sprintf(form,"TRD Hits '%s'", selection);
  18   Reve::PointSet* points = new Reve::PointSet(form);
  19
  20   TPointSelector ps(ht, points, varexp, selection);
  21   ps.Select();
  22
  23   //PH  points->SetTitle(Form("N=%d", points->Size()));
  24   sprintf(form,"N=%d", points->Size());
  25   points->SetTitle(form);
  26   points->SetMarkerSize(.5);
  27   points->SetMarkerColor((Color_t)7);
  28
  29   gReve->AddRenderElement(points);
  30   gReve->Redraw3D();
  31
  32   return points;
  33 }