1 void FMDMerger (Int_t evNumber1=0, Int_t evNumber2=0, Int_t ibg=0, Int_t bgr=10)
3 // Dynamically link some shared libs
5 if (gClassTable->GetID("AliRun") < 0) {
6 gROOT->LoadMacro("loadlibs.C");
10 // Connect the Root Galice file containing Geometry, Kine and Hits
12 TFile *file = (TFile*)gROOT->GetListOfFiles()->FindObject("pipe.root");
13 if (file) file->Close();
14 file = new TFile("galice.root","UPDATE");
15 cout<<" Just starting... file "<<file<<endl;
17 // Get AliRun object from file or create it if not on file
20 gAlice = (AliRun*)file->Get("gAlice");
21 if (gAlice) printf("AliRun object found on file\n");
22 if (!gAlice) gAlice = new AliRun("gAlice","Alice test program");
24 AliFMD *FMD = (AliFMD*) gAlice->GetModule("FMD");
28 AliFMDMerger* merger = new AliFMDMerger();
29 cout<<" merger "<<merger<<endl;
32 merger->SetRingsSi1(128);
33 merger->SetRingsSi2(64);
34 merger->SetSectorsSi1(20);
35 merger->SetSectorsSi2(24);
40 merger->SetBackgroundFileName("bg.root");
41 cout<<" background"<<endl;
44 FMD->SetMerger(merger);
50 for (int nev=evNumber1; nev<= evNumber2; nev++) {
51 Int_t nparticles = gAlice->GetEvent(nev);
52 cout << "nev " << nev <<endl;
53 cout << "nparticles " << nparticles <<endl;
54 if (nev < evNumber1) continue;
55 if (nparticles <= 0) return;
56 Int_t nbgr_ev = Int_t(nev*bgr/(evNumber2+1));
57 cout<<" nbgr_ev "<<nbgr_ev<<endl;
60 merger->SetBackgroundEventNumber(nbgr_ev);
63 gAlice->SDigits2Digits("FMD");
66 sprintf(hname,"TreeD%d",nev);
67 // gAlice->TreeD()->Write(hname);
68 // cout<<hname<<" was written in file"<<file<<endl;
69 // gAlice->TreeD()->Print();
71 gAlice->TreeD()->Reset();