1 // $Id: NLT_trackcount_init.C 24927 2008-04-04 13:46:04Z mtadel $
2 // Main authors: Matevz Tadel & Alja Mrak-Tadel: 2006, 2007
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 **************************************************************************/
10 class TEveProjectionManager;
14 R__EXTERN TEveProjectionManager *gRPhiMgr;
15 R__EXTERN TEveProjectionManager *gRhoZMgr;
17 TEveGeoShape *gGeomGentle = 0;
18 TEveGeoShape *gGeomGentleTRD = 0;
20 Bool_t gShowTRD = kFALSE;
24 TEveUtil::LoadMacro("alieve_init.C");
27 TEveUtil::LoadMacro("geom_gentle.C");
28 if (gShowTRD) TEveUtil::LoadMacro("geom_gentle_trd.C");
30 TEveUtil::LoadMacro("primary_vertex.C");
31 TEveUtil::LoadMacro("esd_V0_points.C");
32 TEveUtil::LoadMacro("esd_V0.C");
33 TEveUtil::LoadMacro("esd_tracks.C");
34 TEveUtil::LoadMacro("its_clusters.C+");
35 TEveUtil::LoadMacro("tpc_clusters.C+");
36 TEveUtil::LoadMacro("trd_clusters.C+");
37 TEveUtil::LoadMacro("tof_clusters.C+");
39 TEveLine::SetDefaultSmooth(1);
42 TEveViewer* nv = gEve->SpawnNewViewer("NLT Projected");
43 TEveScene* ns = gEve->SpawnNewScene("NLT");
45 TGLViewer* v = nv->GetGLViewer();
46 v->SetCurrentCamera(TGLViewer::kCameraOrthoXOY);
47 TGLCameraMarkupStyle* mup = v->GetCameraMarkup();
48 if(mup) mup->SetShow(kFALSE);
51 AliEveTrackFitter* fitter = new AliEveTrackFitter();
52 gEve->AddToListTree(fitter, 1);
53 gEve->AddElement(fitter, gEve->GetEventScene());
55 TEveTrackCounter* g_trkcnt = new TEveTrackCounter("Primary Counter");
56 gEve->AddToListTree(g_trkcnt, kFALSE);
60 gGeomGentle = geom_gentle();
61 if (gShowTRD) gGeomGentleTRD = geom_gentle_trd();
64 gROOT->ProcessLine(".L SplitGLView.C+");
65 TEveBrowser* browser = gEve->GetBrowser();
66 browser->ExecPlugin("SplitGLView", 0, "new SplitGLView(gClient->GetRoot(), 600, 450, kTRUE)");
69 TEveProjectionAxes* a = new TEveProjectionAxes(gRPhiMgr);
70 a->SetNumTickMarks(3);
72 a->SetFontFile("comicbd");
74 gEve->GetScenes()->FindChild("R-Phi Projection")->AddElement(a);
77 TEveProjectionAxes* a = new TEveProjectionAxes(gRhoZMgr);
78 a->SetNumTickMarks(3);
80 a->SetFontFile("comicbd");
82 gEve->GetScenes()->FindChild("Rho-Z Projection")->AddElement(a);
86 gAliEveEvent->AddNewEventCommand("on_new_event();");
87 gAliEveEvent->GotoEvent(0);
89 gEve->Redraw3D(kTRUE);
92 /******************************************************************************/
97 TEvePointSet* itsc = its_clusters();
99 itsc->SetMarkerColor(5);
102 TEvePointSet* tpcc = tpc_clusters();
104 tpcc->SetMarkerColor(4);
107 TEvePointSet* trdc = trd_clusters();
109 trdc->SetMarkerColor(7);
110 trdc->SetMarkerStyle(4);
111 trdc->SetMarkerSize(0.5);
114 TEvePointSet* tofc = tof_clusters();
116 tofc->SetMarkerColor(kOrange);
117 tofc->SetMarkerStyle(4);
118 tofc->SetMarkerSize(0.5);
121 catch(TEveException& exc) {
122 printf("Exception loading ITS/TPC clusters: %s\n", exc.Data());
125 primary_vertex(1, 1);
129 TEveElementList* cont = esd_tracks_vertex_cut();
131 // Here we expect five TEveTrackList containers.
132 // First two have reasonable primaries (sigma-to-prim-vertex < 5).
133 // Other three are almost certainly secondaries.
135 TEveTrackCounter* g_trkcnt = TEveTrackCounter::fgInstance;
137 g_trkcnt->SetEventId(gAliEveEvent->GetEventId());
138 TEveElement::List_i i = cont->BeginChildren();
139 while (i != cont->EndChildren()) {
140 TEveTrackList* l = dynamic_cast<TEveTrackList*>(*i);
142 // l->SetLineWidth(2);
143 g_trkcnt->RegisterTracks(l, (count <= 2));
149 AliESDEvent* esd = AliEveEventManager::AssertESD();
151 esd->GetPrimaryVertex()->GetXYZ(x);
153 TEveElement* top = gEve->GetCurrentEvent();
155 if (gRPhiMgr && top) {
156 gRPhiMgr->DestroyElements();
157 gRPhiMgr->SetCenter(x[0], x[1], x[2]);
158 gRPhiMgr->ImportElements(gGeomGentle);
159 if (gShowTRD) gRPhiMgr->ImportElements(gGeomGentleTRD);
160 gRPhiMgr->ImportElements(top);
162 if (gRhoZMgr && top) {
163 gRhoZMgr->DestroyElements();
164 gRhoZMgr->SetCenter(x[0], x[1], x[2]);
165 gRhoZMgr->ImportElements(gGeomGentle);
166 if (gShowTRD) gRhoZMgr->ImportElements(gGeomGentleTRD);
167 gRhoZMgr->ImportElements(top);
170 gROOT->ProcessLine("SplitGLView::UpdateSummary()");
173 /******************************************************************************/
175 TParticle* id(Int_t label=0, Bool_t showParents=kTRUE)
177 AliRunLoader* rl = AliEveEventManager::AssertRunLoader();
178 rl->LoadKinematics();
179 AliStack* stack = rl->Stack();
181 printf("Number primaries %d, all particles %d, label %d\n",
182 stack->GetNprimary(), stack->GetNtrack(), label);
183 if (label < 0 || label >= stack->GetNtrack()) {
184 printf(" Label exceeds available range.\n");
188 TParticle* part = stack->Particle(label);
192 while (part->GetMother(0) >= 0) {
193 part = stack->Particle(part->GetMother(0));
198 return stack->Particle(label);