2 #include <TEveManager.h>
3 #include <TEvePointSet.h>
4 #include <EveBase/AliEveEventManager.h>
6 #include "AliRunLoader.h"
7 #include "AliCluster.h"
8 #include "AliTracker.h"
9 #include "AliReconstruction.h"
10 #include "AliESDEvent.h"
11 #include "AliESDtrack.h"
12 #include "AliESDfriend.h"
17 AliEveEventManager::AssertGeometry();
19 AliRunLoader *rl = AliEveEventManager::AssertRunLoader();
20 AliESDEvent *esd = AliEveEventManager::AssertESD();
21 AliESDfriend *esdfriend = AliEveEventManager::AssertESDfriend();
22 AliMagF *magfield = AliEveEventManager::AssertMagField();
24 AliTracker::SetFieldMap(magfield, kFALSE);
26 const char* detNames[] = { "ITS", "TPC", "TRD", "TOF", "HMPID" };
27 const Int_t detIds[] = { 0, 1, 2, 3, 5 };
28 const Int_t detN = sizeof(detNames)/sizeof(char*);
30 AliReconstruction* reco = new AliReconstruction;
31 reco->ImportRunLoader(rl);
34 for (Int_t i = 0; i < detN; ++i) {
35 alldets += detNames[i];
38 reco->CreateTrackers(alldets);
41 TObjArray* clarr = new TObjArray();
43 // Load clusters, fill them into clarr.
45 for (Int_t i = 0; i < detN; ++i)
47 Int_t det = detIds[i];
48 rl->LoadRecPoints(detNames[i]);
50 TTree *cTree = rl->GetTreeR(detNames[i], false);
54 AliTracker* tracker = reco->GetTracker(det);
55 tracker->LoadClusters(cTree);
56 tracker->FillClusterArray(clarr);
59 // Loop over tracks and friends, tag used clusters.
61 for (Int_t n = 0; n < esd->GetNumberOfTracks(); ++n)
63 AliESDtrack* at = esd->GetTrack(n);
66 for (Int_t i = 0; i < detN; ++i)
68 Int_t det = detIds[i];
69 AliTracker* tracker = reco->GetTracker(det);
70 Int_t nclusters = at->GetClusters(det, idx);
71 for (Int_t c = 0; c < nclusters; ++c)
74 if (index >= 0) // Needed for TRD storing negative values.
76 AliCluster* cluster = tracker->GetCluster(index);
77 if (cluster) // Needed for TPC returning 0 sometimes.
78 cluster->IncreaseClusterUsage();
84 for (Int_t i = 0; i < detN; ++i)
85 rl->UnloadRecPoints(detNames[i]);
87 // Fill visualization structs
89 TEveElementList* list = new TEveElementList("Clusters");
90 gEve->AddElement(list);
92 TEvePointSet* shared = new TEvePointSet("Shared Clusters");
93 shared->SetMainColor((Color_t)2);
94 shared->SetMarkerSize(0.4);
95 shared->SetMarkerStyle(2);
96 list->AddElement(shared);
98 TEvePointSet* used = new TEvePointSet("Single-used Clusters");
99 used->SetMainColor((Color_t)3);
100 used->SetMarkerSize(0.4);
101 used->SetMarkerStyle(2);
102 list->AddElement(used);
104 TEvePointSet* nonused = new TEvePointSet("Not-used Clusters");
105 nonused->SetMainColor((Color_t)4);
106 nonused->SetMarkerSize(0.4);
107 nonused->SetMarkerStyle(2);
108 list->AddElement(nonused);
110 // Loop over all clusters, fill appropriate container based
111 // on shared/used information.
113 Int_t ncl = clarr->GetEntriesFast();
114 for (Int_t i = 0; i < ncl; ++i)
116 AliCluster *cluster = (AliCluster*) clarr->UncheckedAt(i);
117 TEvePointSet *dest = 0;
118 if (cluster->IsClusterShared())
120 else if (cluster->IsClusterUsed())
125 Float_t g[3]; //global coordinates
126 cluster->GetGlobalXYZ(g);
127 dest->SetNextPoint(g[0], g[1], g[2]);
128 dest->SetPointId(cluster);
133 // ??? What to do with trackers ???
134 // I'd propose: have global reconstruction that owns them.
135 // AliEveEventManager::AssertAliReconstruction();
136 // do we have bit-field for detectors, like
137 // enum AliDetectors_e {
141 // kCentralTracking = kITS | kTPC | kTRD | kTOF,