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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 | **************************************************************************/ |
d9df40bc | 9 | #ifdef __CINT__ |
10 | ||
84aff7a4 | 11 | class TEveElement; |
12 | class TEvePointSet; | |
d9df40bc | 13 | |
14 | #else | |
15 | ||
84aff7a4 | 16 | #include <TEveManager.h> |
17 | #include <TEvePointSet.h> | |
f1fa3b4b | 18 | #include <EveBase/AliEveEventManager.h> |
d9df40bc | 19 | |
20 | #include <AliRunLoader.h> | |
21 | #include <AliCluster3D.h> | |
22 | ||
23 | #include <TClonesArray.h> | |
24 | ||
25 | #endif | |
26 | ||
391fa967 | 27 | TEvePointSet* hmpid_clusters(TEveElement* cont=0) |
d9df40bc | 28 | { |
29 | const Int_t nCh=7; | |
30 | TClonesArray *cl[nCh] = {0,0,0,0,0,0,0}; | |
b631c5f2 | 31 | const Char_t *name[nCh]={ |
d9df40bc | 32 | "HMPID0", |
33 | "HMPID1", | |
34 | "HMPID2", | |
35 | "HMPID3", | |
36 | "HMPID4", | |
37 | "HMPID5", | |
38 | "HMPID6" | |
39 | }; | |
40 | ||
41 | ||
84aff7a4 | 42 | TEvePointSet* clusters = new TEvePointSet(10000); |
d9df40bc | 43 | clusters->SetOwnIds(kTRUE); |
44 | ||
d810d0de | 45 | AliEveEventManager::AssertGeometry(); |
51346b82 | 46 | |
d810d0de | 47 | AliRunLoader* rl = AliEveEventManager::AssertRunLoader(); |
d9df40bc | 48 | rl->LoadRecPoints("HMPID"); |
49 | ||
50 | TTree *cTree = rl->GetTreeR("HMPID", false); | |
51 | if (!cTree) return 0; | |
52 | ||
53 | for (Int_t k=0; k<nCh; k++) { | |
54 | TBranch *br=cTree->GetBranch(name[k]); | |
55 | if (!br) return 0; | |
56 | br->SetAddress(&(cl[k])); | |
51346b82 | 57 | } |
d9df40bc | 58 | |
59 | if (!cTree->GetEvent(0)) return 0; | |
60 | ||
61 | ||
62 | for (Int_t i=0; i<nCh; i++) { | |
63 | TClonesArray *arr=cl[i]; | |
64 | Int_t ncl=arr->GetEntriesFast(); | |
65 | ||
d9df40bc | 66 | while (ncl--) { |
67 | AliCluster3D *c=(AliCluster3D*)arr->UncheckedAt(ncl); | |
68 | Float_t g[3]; //global coordinates | |
69 | c->GetGlobalXYZ(g); | |
391fa967 | 70 | clusters->SetNextPoint(g[0], g[1], g[2]); |
71 | AliCluster3D *atp = new AliCluster3D(*c); | |
72 | clusters->SetPointId(atp); | |
d9df40bc | 73 | } |
74 | } | |
75 | ||
f1fa3b4b | 76 | rl->UnloadRecPoints("HMPID"); |
77 | ||
84aff7a4 | 78 | if (clusters->Size() == 0 && gEve->GetKeepEmptyCont() == kFALSE) { |
d9df40bc | 79 | Warning("hmpid_clusters", "No HMPID clusters"); |
80 | delete clusters; | |
81 | return 0; | |
82 | } | |
83 | ||
84 | clusters->SetMarkerStyle(2); | |
85 | clusters->SetMarkerSize(0.2); | |
86 | clusters->SetMarkerColor(4); | |
87 | ||
30650838 | 88 | clusters->SetName("HMPID Clusters"); |
89 | ||
90 | clusters->SetTitle(Form("N=%d", clusters->Size())); | |
91 | ||
199f125c | 92 | const TString viz_tag("REC Clusters HMPID"); |
30650838 | 93 | |
94 | clusters->ApplyVizTag(viz_tag, "Clusters"); | |
d9df40bc | 95 | |
84aff7a4 | 96 | gEve->AddElement(clusters, cont); |
30650838 | 97 | |
84aff7a4 | 98 | gEve->Redraw3D(); |
d9df40bc | 99 | |
100 | return clusters; | |
101 | } |