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d810d0de | 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 * | |
51346b82 | 7 | * full copyright notice. * |
d810d0de | 8 | **************************************************************************/ |
8544d635 | 9 | |
ba978640 | 10 | #if !defined(__CINT__) || defined(__MAKECINT__) |
11 | #include <TObjArray.h> | |
12 | #include <TBranch.h> | |
13 | #include <TTree.h> | |
14 | #include <TString.h> | |
15 | #include <TEveManager.h> | |
16 | #include <TEveElement.h> | |
17 | #include <TEvePointSet.h> | |
18 | ||
6c49a8e1 | 19 | #include <AliCluster.h> |
20 | #include <AliRunLoader.h> | |
21 | #include <AliEveEventManager.h> | |
ba978640 | 22 | #endif |
23 | ||
84aff7a4 | 24 | TEvePointSet* phos_clusters(TEveElement* cont=0) |
8544d635 | 25 | { |
d810d0de | 26 | AliEveEventManager::AssertGeometry(); |
8544d635 | 27 | |
d810d0de | 28 | AliRunLoader* rl = AliEveEventManager::AssertRunLoader(); |
8544d635 | 29 | rl->LoadRecPoints("PHOS"); |
30 | ||
31 | TTree *cTree = rl->GetTreeR("PHOS", false); | |
32 | ||
e10d437c | 33 | if(!cTree) return 0; |
34 | ||
84aff7a4 | 35 | TEvePointSet* clusters = new TEvePointSet(10000); |
8544d635 | 36 | clusters->SetOwnIds(kTRUE); |
37 | ||
895164e4 | 38 | TObjArray *arr=NULL; |
8544d635 | 39 | TBranch *branch=cTree->GetBranch("PHOSEmcRP"); |
895164e4 | 40 | branch->SetAddress(&arr); |
8544d635 | 41 | |
6baa2e65 | 42 | Int_t nentr=(Int_t)branch->GetEntries(); |
8544d635 | 43 | for (Int_t i=0; i<nentr; i++) { |
6baa2e65 | 44 | if (!branch->GetEvent(i)) continue; |
8544d635 | 45 | |
895164e4 | 46 | Int_t ncl=arr->GetEntriesFast(); |
47 | while (ncl--) { | |
48 | AliCluster *cl=(AliCluster*)arr->UncheckedAt(ncl); | |
8544d635 | 49 | |
895164e4 | 50 | Float_t g[3]; //global coordinates |
51 | cl->GetGlobalXYZ(g); | |
52 | ||
53 | AliCluster *atp = new AliCluster(*cl); | |
54 | clusters->SetNextPoint(g[0], g[1], g[2]); | |
55 | clusters->SetPointId(atp); | |
56 | } | |
8544d635 | 57 | } |
58 | ||
84aff7a4 | 59 | Warning("phos_clusters"," %d", clusters->Size()); |
895164e4 | 60 | |
84aff7a4 | 61 | if(clusters->Size() == 0 && gEve->GetKeepEmptyCont() == kFALSE) { |
8544d635 | 62 | Warning("phos_clusters", "No PHOS clusters"); |
63 | delete clusters; | |
64 | return 0; | |
65 | } | |
66 | ||
67 | clusters->SetMarkerStyle(2); | |
68 | clusters->SetMarkerSize(0.5); | |
69 | clusters->SetMarkerColor(4); | |
70 | ||
30650838 | 71 | clusters->SetName("PHOS Clusters"); |
8544d635 | 72 | |
9dcd42ea | 73 | clusters->SetTitle(Form("N=%d", clusters->Size())); |
30650838 | 74 | |
75 | const TString viz_tag("REC Clusters PHOS"); | |
76 | ||
77 | clusters->ApplyVizTag(viz_tag, "Clusters"); | |
78 | ||
84aff7a4 | 79 | gEve->AddElement(clusters); |
30650838 | 80 | |
84aff7a4 | 81 | gEve->Redraw3D(); |
8544d635 | 82 | |
83 | return clusters; | |
84 | } |