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1 | #if !defined(__CINT__) || defined(__MAKECINT__) | |
2 | ||
3 | #include "Riostream.h" | |
4 | #include "TDatime.h" | |
5 | #include "TClassTable.h" | |
6 | #include "AliRun.h" | |
7 | #include "AliRunDigitizer.h" | |
8 | #include "AliITSDigitizer.h" | |
9 | #include "AliITS.h" | |
10 | #include "AliITSDetType.h" | |
11 | #include "AliITSLoader.h" | |
12 | #include "AliITSresponseSDD.h" | |
13 | #include "TStopwatch.h" | |
14 | ||
15 | #endif | |
16 | ||
17 | Int_t AliITSHits2SDigits(TString filename = "galice.root") | |
18 | { | |
19 | // Standard ITS Hits to SDigits. | |
20 | ||
21 | // Dynamically link some shared libs | |
22 | if (gClassTable->GetID("AliRun") < 0) { | |
23 | gROOT->ProcessLine(".x $(ALICE_ROOT)/macros/loadlibs.C"); | |
24 | }else if (gAlice){ | |
25 | delete AliRunLoader::Instance(); | |
26 | delete gAlice; | |
27 | gAlice=0; | |
28 | } | |
29 | ||
30 | // Connect the Root Galice file containing Geometry, Kine and Hits | |
31 | ||
32 | AliRunLoader* rl = AliRunLoader::Open(filename); | |
33 | if (rl == 0x0) | |
34 | { | |
35 | cerr<<"AliITSHits2SDigits.C : Can not open session RL=NULL" | |
36 | << endl; | |
37 | return 3; | |
38 | } | |
39 | ||
40 | Int_t retval = rl->LoadgAlice(); | |
41 | if (retval) | |
42 | { | |
43 | cerr<<"AliITSHits2SDigits.C : LoadgAlice returned error" | |
44 | << endl; | |
45 | return 3; | |
46 | } | |
47 | gAlice=rl->GetAliRun(); | |
48 | AliITSLoader* gime = (AliITSLoader*) rl->GetLoader("ITSLoader"); | |
49 | if (gime == 0x0) | |
50 | { | |
51 | cerr<<"AliITSHits2SDigits.C : can not get ITS loader" | |
52 | << endl; | |
53 | } | |
54 | AliITS *ITS = (AliITS*)gAlice->GetDetector("ITS"); | |
55 | if (!ITS) { | |
56 | cerr<<"AliITSHits2SDigits.C : AliITS object not found on file" | |
57 | << endl; | |
58 | return 3; | |
59 | } // end if !ITS | |
60 | if(!(ITS->GetITSgeom())){ | |
61 | cerr << " AliITSgeom not found. Can't digitize without it." << endl; | |
62 | return 4; | |
63 | } // end if | |
64 | ||
65 | TStopwatch timer; | |
66 | Int_t evNumber1 = 0; | |
67 | Int_t evNumber2 = AliRunLoader::GetNumberOfEvents(); | |
68 | timer.Start(); | |
69 | retval = gime->LoadHits(); | |
70 | if (retval) | |
71 | { | |
72 | cerr<<"AliITSHits2SDigits.C : ITSLoader::LoadHits returned error" | |
73 | << endl; | |
74 | return 3; | |
75 | } | |
76 | retval = gime->LoadSDigits("recreate"); | |
77 | if (retval) | |
78 | { | |
79 | cerr<<"AliITSHits2SDigits.C : ITSLoader::LoadSDigits returned error" | |
80 | << endl; | |
81 | return 3; | |
82 | } | |
83 | for(Int_t event = evNumber1; event < evNumber2; event++){ | |
84 | rl->GetEvent(event); | |
85 | if(!gime->TreeS()){ | |
86 | cout << "Having to create the SDigits Tree." << endl; | |
87 | gime->MakeTree("S"); | |
88 | } // end | |
89 | ||
90 | ITS->MakeBranch("S"); | |
91 | ITS->SetTreeAddress(); | |
92 | cout<<"Making ITS SDigits for event "<<event<<endl; | |
93 | ITS->Hits2SDigits(); | |
94 | } // end for event | |
95 | timer.Stop(); | |
96 | timer.Print(); | |
97 | ||
98 | delete rl; // sdigfile is closed by deleting gAlice if != hitfile. | |
99 | return 0; | |
100 | } |