EVE/alice-macros/pmd_hits.C

   1 // $Id$
   2 // Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
   3
   4 /**************************************************************************
   5  * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *
   6  * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
   7  * full copyright notice.                                                 *
   8  **************************************************************************/
   9
  10 TEvePointSet*
  11 pmd_hits(const char *varexp    = "fX:fY:fZ",
  12          const char *selection = "")
  13 {
  14   AliRunLoader* rl =  AliEveEventManager::AssertRunLoader();
  15   rl->LoadHits("PMD");
  16
  17   TTree* ht = rl->GetTreeH("PMD", false);
  18
  19   //PH The line below is replaced waiting for a fix in Root
  20   //PH which permits to use variable siza arguments in CINT
  21   //PH on some platforms (alphalinuxgcc, solariscc5, etc.)
  22   //PH  TEvePointSet* points = new TEvePointSet(Form("PMD Hits '%s'", selection));
  23   char form[1000];
  24   sprintf(form,"PMD Hits '%s'", selection);
  25   TEvePointSet* points = new TEvePointSet(form);
  26
  27   TEvePointSelector ps(ht, points, varexp, selection);
  28   ps.Select();
  29
  30   //PH  points->SetTitle(Form("N=%d", points->Size()));
  31   sprintf(form,"N=%d", points->Size());
  32   points->SetTitle(form);
  33   points->SetMarkerSize(.5);
  34   points->SetMarkerColor(2);
  35
  36   gEve->AddElement(points);
  37   gEve->Redraw3D();
  38
  39   return points;
  40 }