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121a60bd | 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 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // class for TOF reconstruction // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
0e46b9ae | 24 | #include "TFile.h" |
d08a92dd | 25 | |
26 | #include "AliLog.h" | |
0e46b9ae | 27 | #include "AliRawReader.h" |
d08a92dd | 28 | #include "AliRunLoader.h" |
29 | ||
0e46b9ae | 30 | #include "AliTOFClusterFinder.h" |
d3c7bfac | 31 | #include "AliTOFGeometry.h" |
0f49d1bc | 32 | #include "AliTOFGeometryV5.h" |
a98acac1 | 33 | #include "AliTOFcalib.h" |
d88fbf15 | 34 | #include "AliTOFtrackerMI.h" |
0e46b9ae | 35 | #include "AliTOFtracker.h" |
d08a92dd | 36 | #include "AliTOFReconstructor.h" |
121a60bd | 37 | |
0e46b9ae | 38 | class TTree; |
39 | ||
40 | class AliESD; | |
41 | ||
42 | extern TDirectory *gDirectory; | |
43 | extern TFile *gFile; | |
44 | ||
121a60bd | 45 | ClassImp(AliTOFReconstructor) |
46 | ||
a98acac1 | 47 | //____________________________________________________________________ |
48 | AliTOFReconstructor::AliTOFReconstructor() | |
49 | : AliReconstructor(), | |
50 | fTOFGeometry(0), | |
51 | fTOFcalib(0) | |
52 | { | |
53 | // | |
54 | // ctor | |
55 | // | |
56 | //Retrieving the TOF calibration info | |
57 | fTOFGeometry = new AliTOFGeometryV5(); | |
58 | fTOFcalib = new AliTOFcalib(fTOFGeometry); | |
59 | if(!fTOFcalib->ReadParFromCDB("TOF/Calib",-1)) {AliFatal("Exiting, no CDB object found!!!");exit(0);} | |
60 | } | |
61 | ||
62 | //------------------------------------------------------------------------ | |
63 | AliTOFReconstructor::AliTOFReconstructor(const AliTOFReconstructor &source) | |
64 | : AliReconstructor(), | |
65 | fTOFGeometry(0), | |
66 | fTOFcalib(0) | |
67 | { | |
68 | // | |
69 | // copy ctor | |
70 | // | |
71 | this->fTOFGeometry=source.fTOFGeometry; | |
72 | this->fTOFcalib=source.fTOFcalib; | |
73 | } | |
74 | ||
75 | //------------------------------------------------------------------------ | |
76 | AliTOFReconstructor & AliTOFReconstructor::operator=(const AliTOFReconstructor &source) | |
77 | { | |
78 | // | |
79 | // assignment op. | |
80 | // | |
81 | this->fTOFGeometry=source.fTOFGeometry; | |
82 | this->fTOFcalib=source.fTOFcalib; | |
83 | return *this; | |
84 | } | |
85 | //_____________________________________________________________________________ | |
86 | AliTOFReconstructor::~AliTOFReconstructor() | |
87 | { | |
88 | // | |
89 | // dtor | |
90 | // | |
91 | delete fTOFGeometry; | |
92 | delete fTOFcalib; | |
93 | } | |
94 | ||
121a60bd | 95 | //_____________________________________________________________________________ |
7b61cd9c | 96 | void AliTOFReconstructor::Reconstruct(AliRunLoader* runLoader) const |
121a60bd | 97 | { |
d08a92dd | 98 | // reconstruct clusters from digits |
7b61cd9c | 99 | |
a98acac1 | 100 | AliTOFClusterFinder tofClus(runLoader, fTOFcalib); |
4ab68796 | 101 | tofClus.Load(); |
d08a92dd | 102 | for (Int_t iEvent = 0; iEvent < runLoader->GetNumberOfEvents(); iEvent++) |
103 | { | |
a98acac1 | 104 | AliDebug(2,Form("Local Event loop mode: Creating Recpoints from Digits, Event n. %i",iEvent)); |
4ab68796 | 105 | tofClus.Digits2RecPoints(iEvent); |
d08a92dd | 106 | } |
4ab68796 | 107 | tofClus.UnLoad(); |
7b61cd9c | 108 | |
d08a92dd | 109 | } |
110 | ||
111 | //_____________________________________________________________________________ | |
112 | void AliTOFReconstructor::Reconstruct(AliRunLoader* runLoader, | |
113 | AliRawReader *rawReader) const | |
114 | { | |
115 | // reconstruct clusters from Raw Data | |
116 | ||
a98acac1 | 117 | AliTOFClusterFinder tofClus(runLoader, fTOFcalib); |
d08a92dd | 118 | tofClus.LoadClusters(); |
119 | Int_t iEvent = 0; | |
120 | while (rawReader->NextEvent()) { | |
a98acac1 | 121 | AliDebug(2,Form("Local Event loop mode: Creating Recpoints from Raw data, Event n. %i",iEvent)); |
7b61cd9c | 122 | tofClus.Digits2RecPoints(iEvent,rawReader); |
d08a92dd | 123 | iEvent++; |
124 | } | |
125 | tofClus.UnLoadClusters(); | |
126 | ||
127 | } | |
128 | ||
129 | //_____________________________________________________________________________ | |
130 | void AliTOFReconstructor::Reconstruct(AliRawReader *rawReader, | |
131 | TTree *clustersTree) const | |
132 | { | |
133 | // reconstruct clusters from Raw Data | |
134 | ||
a98acac1 | 135 | AliTOFClusterFinder tofClus(fTOFcalib); |
d08a92dd | 136 | tofClus.Digits2RecPoints(rawReader, clustersTree); |
121a60bd | 137 | |
138 | } | |
139 | ||
a98acac1 | 140 | //_____________________________________________________________________________ |
141 | void AliTOFReconstructor::Reconstruct(TTree *digitsTree, | |
142 | TTree *clustersTree) const | |
143 | { | |
144 | // reconstruct clusters from Raw Data | |
145 | ||
146 | AliDebug(2,Form("Global Event loop mode: Creating Recpoints from Digits Tree")); | |
147 | AliTOFClusterFinder tofClus(fTOFcalib); | |
148 | tofClus.Digits2RecPoints(digitsTree, clustersTree); | |
149 | ||
150 | } | |
151 | //_____________________________________________________________________________ | |
152 | void AliTOFReconstructor::ConvertDigits(AliRawReader* reader, TTree* digitsTree) const | |
153 | { | |
154 | // reconstruct clusters from digits | |
155 | ||
156 | AliDebug(2,Form("Global Event loop mode: Converting Raw Data to a Digits Tree")); | |
157 | AliTOFClusterFinder tofClus(fTOFcalib); | |
158 | tofClus.Raw2Digits(reader, digitsTree); | |
159 | ||
160 | } | |
161 | ||
121a60bd | 162 | //_____________________________________________________________________________ |
3a3ece53 | 163 | AliTracker* AliTOFReconstructor::CreateTracker(AliRunLoader* /*runLoader*/) const |
121a60bd | 164 | { |
165 | // create a TOF tracker | |
166 | ||
d88fbf15 | 167 | TString selectedTracker = GetOption(); |
168 | // use MI tracker if selected | |
bc9f08da | 169 | if (selectedTracker.Contains("MI")) return new AliTOFtrackerMI(); |
170 | return new AliTOFtracker(); | |
121a60bd | 171 | } |
172 | ||
173 | //_____________________________________________________________________________ | |
174 | void AliTOFReconstructor::FillESD(AliRunLoader* /*runLoader*/, | |
175 | AliESD* /*esd*/) const | |
176 | { | |
177 | // nothing to be done | |
178 | ||
179 | } | |
180 | ||
121a60bd | 181 | //_____________________________________________________________________________ |
182 | AliTOFGeometry* AliTOFReconstructor::GetTOFGeometry(AliRunLoader* runLoader) const | |
183 | { | |
184 | // get the TOF parameters | |
185 | ||
d3c7bfac | 186 | AliTOFGeometry *tofGeom; |
187 | ||
d076c8d5 | 188 | runLoader->CdGAFile(); |
d3c7bfac | 189 | TDirectory *savedir=gDirectory; |
190 | TFile *in=(TFile*)gFile; | |
191 | if (!in->IsOpen()) { | |
192 | AliWarning("Geometry file is not open default TOF geometry will be used"); | |
0f49d1bc | 193 | tofGeom = new AliTOFGeometryV5(); |
d3c7bfac | 194 | } |
195 | else { | |
196 | in->cd(); | |
197 | tofGeom = (AliTOFGeometry*) in->Get("TOFgeometry"); | |
198 | } | |
199 | ||
200 | savedir->cd(); | |
201 | ||
d076c8d5 | 202 | if (!tofGeom) { |
203 | AliError("no TOF geometry available"); | |
121a60bd | 204 | return NULL; |
205 | } | |
d076c8d5 | 206 | return tofGeom; |
121a60bd | 207 | } |