2 #include "TEveManager.h"
4 #include "TEveStraightLineSet.h"
5 #include "TClonesArray.h"
6 #include "EveBase/AliEveEventManager.h"
8 #include "AliRunLoader.h"
10 #include "AliDataLoader.h"
11 #include "AliTreeLoader.h"
12 #include "TRD/AliTRDarrayADC.h"
13 #include "EveDet/AliEveTRDData.h"
14 #include "TRD/AliTRDtrackletWord.h"
15 #include "TRD/AliTRDtrackletMCM.h"
16 #include "TRD/AliTRDtrackGTU.h"
17 #include "TRD/AliTRDtrackletGTU.h"
18 #include "TParticlePDG.h"
24 AliRunLoader* rl = AliEveEventManager::AssertRunLoader();
25 AliLoader *loader = rl->GetLoader("TRDLoader");
26 AliDataLoader *dl = loader->GetDataLoader("gtutracks");
28 dl = new AliDataLoader("TRD.GtuTracks.root","gtutracks", "gtutracks");
29 rl->GetLoader("TRDLoader")->AddDataLoader(dl);
33 TTree *trktree = dl->Tree();
35 printf("No GTU track tree");
38 AliTRDtrackGTU *trk = 0x0;
39 trktree->SetBranchAddress("TRDtrackGTU", &trk);
41 gEve->DisableRedraw();
42 TEveElementList* listOfTracks = new TEveElementList("GTU Tracks");
43 gEve->AddElement(listOfTracks);
45 AliTRDgeometry *geo = new AliTRDgeometry;
47 // printf("found %i tracks\n", trktree->GetEntriesFast());
48 for (Int_t i = 0; i < trktree->GetEntriesFast(); i++) {
52 Int_t sector = trk->GetSector();
53 Double_t *x = new Double_t[3];
54 Double_t *p = new Double_t[3];
55 Double_t *p2 = new Double_t[3];
56 x[0] = x[1] = x[2] = 0;
57 x[1] = trk->GetA() / 2 * 160e-4;
58 geo->RotateBack(sector*30, x, p);
60 x[1] = x[0] * trk->GetB() + trk->GetA() / 2 * 160e-4;
61 x[2] = -1 * x[0] * trk->GetC() / TMath::Tan( -2.0 / 180.0 * TMath::Pi() );
62 geo->RotateBack(sector*30, x, p2);
63 TEveLine *track = new TEveLine(Form("GTU track pt: %4.2f (%i)", trk->GetPt(), trk->GetLabel()));
64 track->SetMainColor((Color_t) 4);
65 track->SetNextPoint(p[0], p[1], p[2]);
66 track->SetNextPoint(p2[0], p2[1], p2[2]);
67 gEve->AddElement(track, listOfTracks);
71 // TEveStraightLineSet* trkl = new TEveStraightLineSet("TRD Tracklets");
72 // trkl->SetMainColor((Color_t) 2);
73 // gEve->AddElement(trkl, track);
74 // Int_t det = trk->GetSector() * 30 + trk->GetStack() * 6;
75 // printf("Track in SM: %i, Stack: %i => Det: %i\n", trk->GetSector(), trk->GetStack(), det);
76 // for (Int_t layer = 0; layer < 6; layer++) {
77 // printf("checking for tracklet in layer %i\n", layer);
78 // if (trk->IsTrackletInLayer(layer)) {
79 // printf("tracklet in layer %i\n", layer);
80 // AliTRDtrackletGTU *trklet = trk->GetTracklet(layer);
81 // Double_t *x = new Double_t[3];
82 // x[0] = geo->GetTime0(layer);
83 // AliTRDpadPlane *pp = geo->GetPadPlane(layer, trk->GetStack());
84 // x[1] = trklet->GetYbin() * 0.0160;
85 // x[2] = pp->GetRowPos(trklet->GetZbin()) - pp->GetRowSize(trklet->GetZbin())/2;
86 // Double_t *p = new Double_t[3];
87 // Double_t *p2 = new Double_t[3];
88 // geo->RotateBack(det, x, p);
90 // x[1] += 10 * trklet->GetdYdX();
91 // x[2] *= x[0]/(x[0]+10);
92 // geo->RotateBack(det, x, p2);
93 // trkl->AddLine(p[0], p[1], p[2], p2[0], p2[1], p2[2]);
102 gEve->EnableRedraw();