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Commit | Line | Data |
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961d5009 | 1 | #include "iostream.h" |
2 | ||
3 | ||
4 | void ReadITSTracks(Int_t evNumber1=0,Int_t evNumber2=0) { | |
5 | ||
6 | const char *filename="itstracks.root"; | |
7 | ||
8 | ///////////////// Dynamically link some shared libs //////////////////////////////// | |
9 | ||
10 | if (gClassTable->GetID("AliRun") < 0) { | |
11 | gROOT->LoadMacro("loadlibs.C"); | |
12 | loadlibs(); | |
13 | } else { | |
14 | delete gAlice; | |
15 | gAlice=0; | |
16 | } | |
17 | ||
18 | // Connect the Root Galice file containing Geometry, Kine and Hits | |
19 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject(filename); | |
20 | if (!file) file = new TFile(filename); | |
21 | ||
22 | // | |
23 | // Loop over events | |
24 | // | |
25 | ||
26 | char tname[30]; | |
27 | ||
28 | for (int nev=0; nev<= evNumber2; nev++) { | |
29 | ||
30 | sprintf(tname,"TreeT%d",nev); | |
31 | TTree *tracktree=(TTree*)file->Get(tname); | |
32 | TBranch *tbranch=tracktree->GetBranch("ITStracks"); | |
33 | //cout<<" open the file \n"; | |
34 | ||
35 | Int_t nentr=tracktree->GetEntries(); | |
36 | ||
37 | TObjArray tarray(nentr); | |
38 | AliITSiotrack *iotrack=0; | |
39 | printf("nentr %d\n",nentr); | |
40 | ||
41 | for (Int_t i=0; i<nentr; i++) { | |
42 | AliITSiotrack *iotrack=new AliITSiotrack; | |
43 | // tarray.AddAt(new AliITSiotrack,i); | |
44 | // iotrack=(AliITSiotrack*)tarray.UncheckedAt(i); | |
45 | tbranch->SetAddress(&iotrack); | |
46 | tracktree->GetEvent(i); | |
47 | tarray.AddLast(iotrack); | |
48 | } | |
49 | file->Close(); | |
50 | ||
51 | AliITSiotrack *iotrack; | |
52 | for (Int_t i=0; i<nentr; i++) { | |
53 | iotrack=(AliITSiotrack*)tarray.UncheckedAt(i); | |
54 | if(!iotrack) continue; | |
55 | Int_t label=iotrack->GetLabel(); | |
56 | Double_t phistate=iotrack->GetStatePhi(); | |
57 | Double_t tgl=iotrack->GetStateTgl(); | |
58 | Double_t Zstate=iotrack->GetStateZ(); | |
59 | Double_t Dr=iotrack->GetStateD(); | |
60 | Double_t C=iotrack->GetStateC(); | |
61 | ||
80b58b3b | 62 | cout<<" track label = "<<label<<"\n"; |
63 | cout<<" phi z D tanl C = "<<phistate<<" "<<Zstate<<" "<<Dr<<" "<<tgl<<" "<<C<<"\n"; | |
961d5009 | 64 | |
65 | ||
66 | ||
67 | ||
68 | /* | |
69 | Int_t label=iotrack->GetLabel(); | |
70 | Float_t x=iotrack->GetX(); | |
71 | Float_t y=iotrack->GetY(); | |
72 | Float_t z=iotrack->GetZ(); | |
73 | printf(" i %d label x y z %d %f %f %f\n",i,label,x,y,z); | |
74 | // delete iotrack; | |
75 | */ | |
76 | ||
77 | } | |
78 | ||
79 | } // event loop | |
80 | } | |
81 |