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517b7f8f | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2000, 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 | ||
517b7f8f | 16 | #include <TTree.h> |
17 | #include <TVector.h> | |
18 | #include <TObjArray.h> | |
19 | #include <TFile.h> | |
20 | #include <TDirectory.h> | |
21 | ||
22 | ||
23 | #include "AliTOFMerger.h" | |
24 | #include "AliTOF.h" | |
25 | #include "AliTOFSDigitizer.h" | |
26 | #include "AliTOFhit.h" | |
27 | #include "AliTOFdigit.h" | |
28 | ||
29 | #include "AliRun.h" | |
30 | #include "AliPDG.h" | |
31 | ||
32 | #include <stdlib.h> | |
f8014e68 | 33 | #include <Riostream.h> |
34 | #include <Riostream.h> | |
517b7f8f | 35 | |
36 | ClassImp(AliTOFMerger) | |
37 | ||
38 | //___________________________________________ | |
39 | AliTOFMerger::AliTOFMerger() | |
40 | { | |
bd0c63ae | 41 | // Default ctor |
42 | fNDigits = 0; | |
517b7f8f | 43 | fEvNrSig = 0; |
44 | fEvNrBgr = 0; | |
45 | fMerge =kDigitize; | |
2685bf00 | 46 | fDigits = 0; |
47 | fSDigits =0; | |
48 | fFnBgr = 0; | |
49 | fFnSig = 0; | |
50 | fBgrFile = 0; | |
517b7f8f | 51 | } |
52 | ||
53 | //------------------------------------------------------------------------ | |
54 | AliTOFMerger::~AliTOFMerger() | |
55 | { | |
bd0c63ae | 56 | // Dtor |
517b7f8f | 57 | if(fSDigits) { |
58 | fSDigits->Delete(); | |
59 | delete fSDigits ; | |
60 | fSDigits = 0; | |
61 | } | |
2d8b0188 | 62 | delete fBgrFile; |
63 | fBgrFile = 0; | |
64 | if(fFnBgr) { | |
65 | delete[] fFnBgr; | |
66 | fFnBgr = 0; | |
67 | } | |
68 | if(fFnSig) { | |
69 | delete[] fFnSig; | |
70 | fFnSig = 0; | |
71 | } | |
517b7f8f | 72 | } |
73 | ||
74 | ||
75 | //------------------------------------------------------------------------ | |
76 | void AliTOFMerger::Init() | |
77 | { | |
78 | // Initialisation | |
79 | if (fMerge) fBgrFile = InitBgr(); | |
80 | ||
81 | } | |
82 | ||
83 | ||
84 | ||
85 | //------------------------------------------------------------------------ | |
86 | TFile* AliTOFMerger::InitBgr() | |
87 | { | |
88 | // Initialise background event | |
89 | TFile *file = new TFile(fFnBgr); | |
90 | // add error checking later | |
91 | printf("\n AliTOFMerger has opened %s file with background event \n", fFnBgr); | |
92 | return file; | |
93 | } | |
94 | ||
95 | //------------------------------------------------------------------------ | |
96 | void AliTOFMerger::Digitise() | |
97 | { | |
bd0c63ae | 98 | // as in FMD |
99 | // keep galice.root for signal and name differently the file for | |
100 | // background when add! otherwise the track info for signal will be lost ! | |
101 | ||
102 | ||
517b7f8f | 103 | |
104 | #ifdef DEBUG | |
105 | cout<<"ALiTOFMerger::>SDigits2Digits start...\n"; | |
106 | #endif | |
bd0c63ae | 107 | |
108 | AliTOF* TOF = (AliTOF *) gAlice->GetDetector("TOF") ; | |
109 | ||
110 | ||
111 | TFile *f1 =0; | |
112 | TTree *TK = gAlice->TreeK(); | |
113 | if (TK) f1 = TK->GetCurrentFile(); | |
114 | ||
115 | gAlice->GetEvent(fEvNrSig) ; | |
116 | ||
117 | if(gAlice->TreeD() == 0) | |
118 | gAlice->MakeTree("D") ; | |
119 | gAlice->TreeD()->Reset(); | |
120 | ||
121 | // read and write digits for signal | |
122 | ReadWriteDigit(fEvNrSig); | |
123 | ||
124 | if(fMerge){ | |
125 | // bgr file | |
126 | fBgrFile->cd(); | |
127 | // gAlice->TreeS()->Reset(); | |
128 | gAlice = (AliRun*)fBgrFile->Get("gAlice"); | |
129 | ReadWriteDigit(fEvNrBgr); | |
130 | } //if merge | |
131 | ||
132 | ||
133 | f1->cd(); | |
134 | ||
135 | //Make branch for digits | |
136 | TOF->MakeBranch("D"); | |
137 | ||
138 | gAlice->TreeD()->Reset(); | |
139 | gAlice->TreeD()->Fill(); | |
140 | ||
141 | fDigits = TOF->Digits(); | |
142 | ||
143 | gAlice->TreeD()->Write(0,TObject::kOverwrite) ; | |
144 | ||
145 | gAlice->ResetDigits(); | |
146 | ||
147 | } | |
148 | ||
149 | //--------------------------------------------------------------------- | |
150 | ||
151 | void AliTOFMerger::ReadWriteDigit(Int_t iEvNum) | |
152 | { | |
153 | // | |
154 | // Read Sdigits from the current file and write them in the TreeD | |
155 | // | |
156 | AliTOFdigit* tofsdigit; | |
157 | ||
158 | AliTOF * tofinfile = (AliTOF *) gAlice->GetDetector("TOF") ; | |
159 | ||
160 | gAlice->GetEvent(iEvNum) ; | |
161 | if(gAlice->TreeS()==0) { | |
162 | cout<<" TreeS==0 -> return"<<gAlice->TreeS()<<endl; | |
163 | return ;} | |
164 | ||
165 | Int_t ndig, k; | |
166 | Int_t tracks[3]; // track info | |
167 | Int_t vol[5]; // location for a digit | |
168 | Float_t digit[2]; // TOF digit variables | |
169 | ||
170 | gAlice->ResetDigits(); | |
171 | gAlice->TreeS()->GetEvent(iEvNum); | |
172 | TClonesArray * TOFdigits = tofinfile->SDigits(); | |
173 | ||
174 | ndig=TOFdigits->GetEntries(); | |
175 | ||
176 | for (k=0; k<ndig; k++) { | |
177 | tofsdigit= (AliTOFdigit*) TOFdigits->UncheckedAt(k); | |
178 | ||
179 | tracks[0] = tofsdigit->GetTrack(0); | |
180 | tracks[1] = tofsdigit->GetTrack(1); | |
181 | tracks[2] = tofsdigit->GetTrack(2); | |
182 | ||
183 | vol[0] = tofsdigit->GetSector(); | |
184 | vol[1] = tofsdigit->GetPlate(); | |
766a7c4e | 185 | vol[2] = tofsdigit->GetStrip(); |
186 | vol[3] = tofsdigit->GetPadx(); | |
187 | vol[4] = tofsdigit->GetPadz(); | |
bd0c63ae | 188 | |
189 | digit[0] = tofsdigit->GetTdc(); | |
190 | digit[1] = tofsdigit->GetAdc(); | |
191 | ||
192 | new ((*fDigits)[fNDigits++]) AliTOFdigit(tracks, vol, digit); | |
193 | } // end loop on sdigits in the current file | |
517b7f8f | 194 | } |
bd0c63ae | 195 | |
196 | ||
197 |