Added support to display the HLT ESD Tree. See the comment in visscan_local.C for How
[u/mrichter/AliRoot.git] / EVE / alice-macros / its_hits.C
CommitLineData
5a5a1232 1// $Id$
d810d0de 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 *
51346b82 7 * full copyright notice. *
d810d0de 8 **************************************************************************/
5a5a1232 9
ba978640 10#if !defined(__CINT__) || defined(__MAKECINT__)
11#include <TTree.h>
12#include <TEvePointSet.h>
13#include <TEveElement.h>
14#include <TEveManager.h>
15#include <TEveTreeTools.h>
16
6c49a8e1 17#include <AliRunLoader.h>
18#include <AliEveEventManager.h>
ba978640 19#endif
20
84aff7a4 21TEvePointSet*
5a5a1232 22its_hits(const char *varexp = "fX:fY:fZ",
2caed564 23 const char *selection = "",
84aff7a4 24 TEveElement* cont = 0)
5a5a1232 25{
d810d0de 26 AliRunLoader* rl = AliEveEventManager::AssertRunLoader();
5a5a1232 27 rl->LoadHits("ITS");
28
29 TTree* ht = rl->GetTreeH("ITS", false);
51346b82 30
30650838 31 TEvePointSet* points = new TEvePointSet(Form("ITS Hits '%s'", selection));
f37061fc 32
84aff7a4 33 TEvePointSelector ps(ht, points, varexp, selection);
32e219c2 34 // ps.SetSubIdExp("fTrack:fStatus");
f37061fc 35 ps.Select();
36
84aff7a4 37 if(points->Size() == 0 && gEve->GetKeepEmptyCont() == kFALSE) {
ba978640 38 Warning("its_hits", "No hits match '%s'", selection);
52465a1b 39 delete points;
40 return 0;
41 }
42
30650838 43 points->SetName(Form("ITS Hits"));
30650838 44 points->SetTitle(Form("N=%d", points->Size()));
7b3eaa01 45
46 points->ApplyVizTag("SIM Hits ITS", "Hits");
30650838 47
84aff7a4 48 gEve->AddElement(points, cont);
49 gEve->Redraw3D();
5a5a1232 50
51 return points;
52}