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Commit | Line | Data |
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077403c2 | 1 | #include "iostream.h" |
2 | ||
3 | void ITSdigitsTest (Int_t evNumber1=0,Int_t evNumber2=0) | |
4 | { | |
5 | ///////////////////////////////////////////////////////////////////////// | |
6 | // This macro is a small example of a ROOT macro | |
7 | // illustrating how to read the output of GALICE | |
8 | // and do some analysis. | |
9 | // | |
10 | ///////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // Dynamically link some shared libs | |
13 | ||
14 | if (gClassTable->GetID("AliRun") < 0) { | |
15 | gROOT->LoadMacro("loadlibs.C"); | |
16 | loadlibs(); | |
17 | } | |
18 | ||
19 | // Connect the Root Galice file containing Geometry, Kine and Hits | |
20 | ||
21 | TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("galice.root"); | |
22 | if (!file) file = new TFile("galice.root"); | |
23 | file->ls(); | |
24 | ||
25 | // Get AliRun object from file or create it if not on file | |
26 | ||
27 | if (!gAlice) { | |
28 | gAlice = (AliRun*)file->Get("gAlice"); | |
29 | if (gAlice) printf("AliRun object found on file\n"); | |
30 | if (!gAlice) gAlice = new AliRun("gAlice","Alice test program"); | |
31 | } | |
32 | ||
33 | // | |
34 | // Loop over events | |
35 | // | |
36 | Int_t Nh=0; | |
37 | Int_t Nh1=0; | |
38 | for (int nev=0; nev<= evNumber2; nev++) { | |
39 | Int_t nparticles = gAlice->GetEvent(nev); | |
40 | cout << "nev " << nev <<endl; | |
41 | cout << "nparticles " << nparticles <<endl; | |
42 | if (nev < evNumber1) continue; | |
43 | if (nparticles <= 0) return; | |
44 | ||
45 | TTree *TH = gAlice->TreeH(); | |
46 | Int_t ntracks = TH->GetEntries(); | |
47 | cout<<"ntracks "<<ntracks<<endl; | |
48 | ||
49 | Int_t nbytes = 0; | |
50 | ||
51 | AliITSdigitSSD *ITSdigit; | |
52 | ||
53 | // Get pointers to Alice detectors and Digits containers | |
54 | AliITS *ITS = (AliITS*)gAlice->GetModule("ITS"); | |
55 | TClonesArray *Particles = gAlice->Particles(); | |
56 | TTree *TD = gAlice->TreeD(); | |
e8189707 | 57 | //TD->Print(); |
077403c2 | 58 | Int_t nent=TD->GetEntries(); |
59 | printf("Found %d entries in the tree (must be one per module per event!)\n",nent); | |
60 | if (ITS) { | |
61 | TObjArray *fBranches=TD->GetListOfBranches(); | |
62 | ||
63 | for (Int_t ich=0;ich<3;ich++) { | |
64 | TBranch *branch = (TBranch*)fBranches->UncheckedAt(ich); | |
65 | printf ("branch %p \n",branch); | |
66 | printf ("branch %p entries %d \n",branch,branch->GetEntries()); | |
67 | TClonesArray *ITSdigits = ITS->DigitsAddress(ich); | |
68 | printf ("ITSdigits %p \n",ITSdigits); | |
69 | ||
70 | if (ich != 2) continue; | |
71 | for (Int_t mod=1; mod<nent; mod++) { | |
72 | //Int_t nmodules=2269; | |
73 | //for (Int_t mod=nent-nmodules; mod<nent; mod++) { | |
74 | ITS->ResetDigits(); | |
e8189707 | 75 | nbytes += TD->GetEvent(mod+1); |
077403c2 | 76 | //nbytes += branch->GetEvent(mod); this works as well |
77 | Int_t ndigits = ITSdigits->GetEntries(); | |
78 | if (ndigits) printf("Found %d digits for module %d in det type %d \n",ndigits,mod,ich+1); | |
79 | ||
80 | if (!ndigits) continue; | |
81 | /* | |
82 | for (Int_t digit=0;digit<ndigits;digit++) { | |
83 | ITSdigit = (AliITSdigitSPD*)ITSdigits->UncheckedAt(digit); | |
84 | printf("%d %d %d %d \n",ITSdigit->fCoord1,ITSdigit->fCoord2,ITSdigit->fTracks[0],ITSdigit->fTracks[1]); | |
85 | */ | |
86 | /* | |
87 | for (Int_t digit=0;digit<ndigits;digit++) { | |
88 | ITSdigit = (AliITSdigitSDD*)ITSdigits->UncheckedAt(digit); | |
89 | printf("%d %d %d %d %f %f\n",ITSdigit->fCoord1,ITSdigit->fCoord2,ITSdigit->fSignal,ITSdigit->fTracks[0],ITSdigit->fTcharges[0],ITSdigit->fPhysics); | |
90 | */ | |
91 | for (Int_t digit=0;digit<ndigits;digit++) { | |
92 | ITSdigit = (AliITSdigitSSD*)ITSdigits->UncheckedAt(digit); | |
e8189707 | 93 | printf("%d %d %d %d %d %d \n",ITSdigit->fCoord1,ITSdigit->fCoord2,ITSdigit->fSignal,ITSdigit->fTracks[0],ITSdigit->fTracks[1],ITSdigit->fTracks[2]); |
077403c2 | 94 | |
95 | } | |
96 | } | |
97 | } | |
98 | } // end if ITS | |
99 | ||
100 | } // event loop | |
101 | ||
102 | cout<<"END test for digits "<<endl; | |
103 | ||
104 | file->Close(); | |
105 | } | |
106 | ||
107 | ||
108 |