Config.C updated
[u/mrichter/AliRoot.git] / MFT / AliMFTReconstructor.cxx
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820b4d9e 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//====================================================================================================================================================
17//
18// Event reconstruction class for the ALICE Muon Forward Tracker
19//
20// Contact author: antonio.uras@cern.ch
21//
22//====================================================================================================================================================
23
24#include "TObjArray.h"
25#include "TTree.h"
26#include "AliMFTSegmentation.h"
27#include "AliMFTClusterFinder.h"
28#include "AliReconstructor.h"
29#include "AliMFTReconstructor.h"
30
31ClassImp(AliMFTReconstructor)
32
33//====================================================================================================================================================
34
35AliMFTReconstructor::AliMFTReconstructor():
36 AliReconstructor(),
37 fDigits(0x0),
38 fNPlanes(0)
39{
40
41 // default constructor
42
43}
44
45//====================================================================================================================================================
46
ffc53def 47AliMFTReconstructor::~AliMFTReconstructor() {
48
820b4d9e 49 // destructor
ffc53def 50
820b4d9e 51 if (fDigits) {
ffc53def 52 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
53 if (fDigits->At(iPlane)) fDigits->At(iPlane)->Delete();
54 }
820b4d9e 55 fDigits->Delete();
56 delete fDigits;
57 fDigits=0;
58 }
ffc53def 59
60}
820b4d9e 61
ffc53def 62//====================================================================================================================================================
63
64void AliMFTReconstructor::Clear(const Option_t* /*opt*/) {
65
66 // Clear arrays
67
68 if (fDigits) {
69 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
70 if (fDigits->At(iPlane)) ((TClonesArray*)fDigits->At(iPlane))->Delete();
71 }
72 fDigits->Delete();
73 delete fDigits;
74 fDigits = NULL;
75 }
76
820b4d9e 77}
78
79//====================================================================================================================================================
80
81void AliMFTReconstructor::Init() {
82
83 AliMFTSegmentation *segmentation = new AliMFTSegmentation("AliMFTGeometry.root");
84 fNPlanes = segmentation->GetNPlanes();
85 delete segmentation;
86
87 fDigits = new TObjArray(fNPlanes);
88 fDigits->SetOwner(kTRUE);
ffc53def 89 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
90 fDigits->AddAt(new TClonesArray("AliMFTDigit"),iPlane);
91 ((TClonesArray*)fDigits->At(iPlane))->SetOwner(kTRUE);
92 }
93
4cc511f4 94 AliInfo(" ************* Using the MFT reconstructor! ************ ");
ffc53def 95
820b4d9e 96 return;
97
98}
99
100//====================================================================================================================================================
101
102void AliMFTReconstructor::ResetDigits() {
103
104 // Reset number of digits and the digits array for the MFT detector.
105
106 if (!fDigits) return;
107 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
108 ResetDigits(iPlane);
109 }
110
111}
112
113//====================================================================================================================================================
114
115void AliMFTReconstructor::ResetDigits(Int_t plane) {
116
117 // Reset number of digits and the digits array for this branch.
118
119 if (fDigits->At(plane)) ((TClonesArray*)fDigits->At(plane))->Clear();
120
121}
122
123//====================================================================================================================================================
124
125void AliMFTReconstructor::Reconstruct(TTree *digitsTree, TTree *clustersTree) const {
126
127 AliInfo("Starting Reconstruction for MFT");
128
129 // Clusterization
130
131 AliDebug(1, Form("nPlanes = %d",fNPlanes));
132
133 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
134 AliDebug(1, Form("Setting Address for Branch Plane_%02d", iPlane));
135 digitsTree->SetBranchAddress(Form("Plane_%02d",iPlane), &(*fDigits)[iPlane]);
136 }
137
138 digitsTree->GetEntry(0);
139
140 AliDebug(1, "Creating clusterFinder");
141 AliMFTClusterFinder *clusterFinder = new AliMFTClusterFinder();
142 clusterFinder->Init("AliMFTGeometry.root");
143 AliDebug(1, "clusterFinder->MakeClusterBranch(clustersTree)");
144 clusterFinder->MakeClusterBranch(clustersTree);
145 AliDebug(1, "clusterFinder->SetClusterTreeAddress(clustersTree)");
146 clusterFinder->SetClusterTreeAddress(clustersTree);
147 AliDebug(1, "clusterFinder->DigitsToClusters(fDigits)");
148 clusterFinder->DigitsToClusters(fDigits);
149 AliDebug(1, "clustersTree->Fill()");
150 clustersTree->Fill(); // fill tree for current event
151 AliDebug(1, "delete clusterFinder");
152 delete clusterFinder;
153
154 for (Int_t iPlane=0; iPlane<fNPlanes; iPlane++) {
155 AliDebug(1, Form("fDigits->At(%d)->Clear()",iPlane));
ffc53def 156 ((TClonesArray*)fDigits->At(iPlane))->Delete();
820b4d9e 157 }
158
159}
160
161//====================================================================================================================================================
4cc511f4
AU
162
163AliTracker* AliMFTReconstructor::CreateTracker() const {
164
165 // Create a MFT tracker: global MUON+MFT tracks
166
167 AliMFTTrackerMU *tracker = new AliMFTTrackerMU(); // tracker for muon tracks (MFT + MUON)
168
169 return tracker;
170
171}
172
173//====================================================================================================================================================
174
175AliTracker* AliMFTReconstructor::CreateTrackleter() const {
176
177 AliInfo("Not implemented");
178
179 // Create a MFT tracker: standalone MFT tracks
180
181 // AliMFTTrackerSA *tracker = new AliMFTTrackerSA(); // tracker for MFT tracks
182
183 return NULL;
184
185}
186
187//====================================================================================================================================================
188