EVE/alice-macros/esd_cascade_points.C

   1 // $Id$
   2
   3 /**************************************************************************
   4  * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
   5  * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
   6  * full copyright notice.                                                 *
   7  **************************************************************************/
   8
   9 void esd_cascade_fill_pointset(TEvePointSet* ps)
  10 {
  11   AliESDEvent* esd = AliEveEventManager::AssertESD();
  12
  13   Int_t NCascades = esd->GetNumberOfCascades();
  14
  15   Double_t x, y, z;
  16   for (Int_t n = 0; n < NCascades; ++n)
  17   {
  18     AliESDcascade* av = esd->GetCascade(n);
  19     av->GetXYZcascade(x, y, z);
  20     ps->SetNextPoint(x, y, z);
  21     ps->SetPointId(av);
  22   }
  23 }
  24
  25 TEvePointSet* esd_cascade_points()
  26 {
  27   TEvePointSet* points = new TEvePointSet("Cascade vertex locations");
  28
  29   esd_cascade_fill_pointset(points);
  30
  31   points->SetTitle(Form("N=%d", points->Size()));
  32   points->SetMarkerStyle(4);
  33   points->SetMarkerSize(1.5);
  34   points->SetMarkerColor(kMagenta-9);
  35
  36   gEve->AddElement(points);
  37   gEve->Redraw3D();
  38
  39   return points;
  40 }