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60d3a1d3 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | // $Id$ | |
17 | ||
18 | #include "AliMUONSDigitizerV2.h" | |
19 | ||
20 | #include "AliLog.h" | |
21 | #include "AliMUON.h" | |
22 | #include "AliMUONChamber.h" | |
23 | #include "AliMUONData.h" | |
24 | #include "AliMUONDigit.h" | |
25 | #include "AliMUONHit.h" | |
26 | #include "AliLoader.h" | |
27 | #include "AliRun.h" | |
28 | #include "AliRunLoader.h" | |
29 | #include "TObjArray.h" | |
30 | ||
31 | ClassImp(AliMUONSDigitizerV2) | |
32 | ||
33 | //_____________________________________________________________________________ | |
34 | AliMUONSDigitizerV2::AliMUONSDigitizerV2() | |
35 | : TTask("AliMUONSDigitizerV2","From Hits to SDigits for MUON") | |
36 | { | |
37 | } | |
38 | ||
39 | //_____________________________________________________________________________ | |
40 | AliMUONSDigitizerV2::~AliMUONSDigitizerV2() | |
41 | { | |
42 | } | |
43 | ||
44 | //_____________________________________________________________________________ | |
45 | void | |
46 | AliMUONSDigitizerV2::Exec(Option_t*) | |
47 | { | |
48 | // | |
49 | // Go from hits to sdigits. | |
50 | // | |
51 | ||
52 | AliDebug(1,""); | |
53 | ||
54 | AliRunLoader* runLoader = AliRunLoader::GetRunLoader(); | |
55 | AliLoader* fLoader = runLoader->GetLoader("MUONLoader"); | |
56 | ||
57 | fLoader->LoadHits("READ"); | |
58 | ||
59 | AliMUONData muonData(fLoader,"MUON","MUON"); | |
60 | ||
61 | AliMUON* muon = static_cast<AliMUON*>(gAlice->GetModule("MUON")); | |
62 | ||
63 | const Int_t nofEvents(runLoader->GetNumberOfEvents()); | |
64 | for ( Int_t iEvent = 0; iEvent < nofEvents; ++iEvent ) | |
65 | { | |
66 | TObjArray tdlist; | |
67 | tdlist.SetOwner(kTRUE); | |
68 | ||
69 | AliDebug(1,Form("iEvent=%d",iEvent)); | |
70 | runLoader->GetEvent(iEvent); | |
71 | TTree* treeS = fLoader->TreeS(); | |
72 | AliDebug(1,Form("TreeS=%p",treeS)); | |
73 | if ( !treeS ) | |
74 | { | |
75 | AliDebug(1,"MakeSDigitsContainer"); | |
76 | fLoader->MakeSDigitsContainer(); | |
77 | treeS = fLoader->TreeS(); | |
78 | } | |
79 | AliDebug(1,Form("TreeS=%p",treeS)); | |
80 | muonData.MakeBranch("S"); | |
81 | muonData.SetTreeAddress("S"); | |
82 | ||
83 | muonData.SetTreeAddress("H"); | |
84 | TTree* treeH = fLoader->TreeH(); | |
85 | AliDebug(1,Form("TreeH=%p",treeH)); | |
86 | ||
87 | Long64_t nofTracks = treeH->GetEntries(); | |
88 | for ( Long64_t iTrack = 0; iTrack < nofTracks; ++iTrack ) | |
89 | { | |
90 | treeH->GetEvent(iTrack); | |
91 | TClonesArray* hits = muonData.Hits(); | |
92 | Int_t nofHits = hits->GetEntriesFast(); | |
93 | for ( Int_t ihit = 0; ihit < nofHits; ++ihit ) | |
94 | { | |
95 | AliMUONHit* hit = static_cast<AliMUONHit*>(hits->At(ihit)); | |
96 | Int_t chamberId = hit->Chamber()-1; | |
97 | AliMUONChamber& chamber = muon->Chamber(chamberId); | |
98 | AliMUONResponse* response = chamber.ResponseModel(); | |
99 | TList digits; | |
100 | response->DisIntegrate(*hit,digits); | |
101 | TIter next(&digits); | |
102 | AliMUONDigit* d; | |
103 | while ( ( d = (AliMUONDigit*)next() ) ) | |
104 | { | |
105 | d->SetHit(ihit); | |
106 | tdlist.Add(d); | |
107 | } | |
108 | } | |
109 | muonData.ResetHits(); | |
110 | } // loop on tracks within an event | |
111 | tdlist.Sort(); // not really needed, except for comparing with old sdigitizer | |
112 | for ( Int_t i = 0; i <= tdlist.GetLast(); ++i ) | |
113 | { | |
114 | AliMUONDigit* d = (AliMUONDigit*)tdlist[i]; | |
115 | StdoutToAliDebug(1,d->Print();); | |
116 | if ( d->Signal() > 0 ) // that check would be better in the disintegrate | |
117 | // method, but to compare with old sdigitizer, it has to be there. | |
118 | { | |
119 | muonData.AddSDigit(d->DetElemId()/100-1,*d); | |
120 | } | |
121 | } | |
122 | muonData.Fill("S"); | |
123 | fLoader->WriteSDigits("OVERWRITE"); | |
124 | muonData.ResetSDigits(); | |
125 | fLoader->UnloadSDigits(); | |
126 | } // loop on events | |
127 | ||
128 | fLoader->UnloadHits(); | |
129 | } |