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ed228cbc | 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 | ||
01709453 | 16 | //-----------------------------------------------------// |
17 | // // | |
18 | // Date : August 05 2003 // | |
19 | // This reads the file PMD.digits.root(TreeD), // | |
20 | // calls the Clustering algorithm and stores the // | |
21 | // clustering output in PMD.RecPoints.root(TreeR) // | |
22 | // // | |
23 | //-----------------------------------------------------// | |
24 | ||
25 | #include <Riostream.h> | |
b208c6a3 | 26 | #include <TMath.h> |
01709453 | 27 | #include <TBRIK.h> |
28 | #include <TNode.h> | |
29 | #include <TTree.h> | |
30 | #include <TGeometry.h> | |
31 | #include <TObjArray.h> | |
32 | #include <TClonesArray.h> | |
33 | #include <TFile.h> | |
34 | #include <TNtuple.h> | |
35 | #include <TParticle.h> | |
36 | ||
37 | #include "AliRun.h" | |
38 | #include "AliPMD.h" | |
39 | #include "AliDetector.h" | |
40 | #include "AliRunLoader.h" | |
41 | #include "AliLoader.h" | |
42 | #include "AliHeader.h" | |
43 | ||
44 | #include "AliPMDdigit.h" | |
45 | #include "AliPMDClusterFinder.h" | |
46 | #include "AliPMDClustering.h" | |
01709453 | 47 | #include "AliPMDcluster.h" |
96377d57 | 48 | #include "AliPMDrecpoint1.h" |
01709453 | 49 | |
50 | ||
51 | ClassImp(AliPMDClusterFinder) | |
b208c6a3 | 52 | |
dfaeee5f | 53 | AliPMDClusterFinder::AliPMDClusterFinder(AliRunLoader* runLoader): |
54 | fRunLoader(runLoader), | |
55 | fPMDLoader(runLoader->GetLoader("PMDLoader")), | |
1758e4fe | 56 | fTreeD(0), |
57 | fTreeR(0), | |
58 | fDigits(0), | |
59 | fRecpoints(new TClonesArray("AliPMDrecpoint1", 1000)), | |
60 | fNpoint(0), | |
61 | fDebug(0), | |
62 | fEcut(0.) | |
01709453 | 63 | { |
b208c6a3 | 64 | // |
dfaeee5f | 65 | // Constructor |
b208c6a3 | 66 | // |
01709453 | 67 | } |
1758e4fe | 68 | // ------------------------------------------------------------------------- // |
01709453 | 69 | AliPMDClusterFinder::~AliPMDClusterFinder() |
70 | { | |
b208c6a3 | 71 | // Destructor |
1758e4fe | 72 | if (fRecpoints) |
73 | { | |
74 | fRecpoints->Delete(); | |
75 | delete fRecpoints; | |
76 | fRecpoints=0; | |
77 | } | |
01709453 | 78 | } |
1758e4fe | 79 | // ------------------------------------------------------------------------- // |
b208c6a3 | 80 | |
01709453 | 81 | void AliPMDClusterFinder::Digits2RecPoints(Int_t ievt) |
82 | { | |
b208c6a3 | 83 | // Converts digits to recpoints after running clustering |
84 | // algorithm on CPV plane and PREshower plane | |
85 | // | |
ed228cbc | 86 | Int_t det = 0,smn = 0; |
01709453 | 87 | Int_t xpos,ypos; |
88 | Float_t adc; | |
1758e4fe | 89 | Int_t ismn; |
01709453 | 90 | Int_t idet; |
1758e4fe | 91 | Float_t clusdata[5]; |
ed228cbc | 92 | |
93 | TObjArray *pmdcont = new TObjArray(); | |
94 | AliPMDcluster *pmdcl = new AliPMDcluster; | |
95 | AliPMDClustering *pmdclust = new AliPMDClustering(); | |
96 | pmdclust->SetDebug(fDebug); | |
97 | pmdclust->SetEdepCut(fEcut); | |
01709453 | 98 | |
dfaeee5f | 99 | fPMDLoader->LoadDigits("READ"); |
100 | fPMDLoader->LoadRecPoints("recreate"); | |
01709453 | 101 | fRunLoader->GetEvent(ievt); |
102 | //cout << " ***** Beginning::Digits2RecPoints *****" << endl; | |
b208c6a3 | 103 | fTreeD = fPMDLoader->TreeD(); |
104 | if (fTreeD == 0x0) | |
01709453 | 105 | { |
106 | cout << " Can not get TreeD" << endl; | |
107 | } | |
108 | AliPMDdigit *pmddigit; | |
b208c6a3 | 109 | TBranch *branch = fTreeD->GetBranch("PMDDigit"); |
01709453 | 110 | branch->SetAddress(&fDigits); |
111 | ||
112 | ResetRecpoint(); | |
b208c6a3 | 113 | fTreeR = fPMDLoader->TreeR(); |
114 | if (fTreeR == 0x0) | |
01709453 | 115 | { |
b208c6a3 | 116 | fPMDLoader->MakeTree("R"); |
117 | fTreeR = fPMDLoader->TreeR(); | |
01709453 | 118 | } |
119 | ||
120 | Int_t bufsize = 16000; | |
b208c6a3 | 121 | fTreeR->Branch("PMDRecpoint", &fRecpoints, bufsize); |
01709453 | 122 | |
b208c6a3 | 123 | Int_t nmodules = (Int_t) fTreeD->GetEntries(); |
01709453 | 124 | |
125 | for (Int_t imodule = 0; imodule < nmodules; imodule++) | |
126 | { | |
ed228cbc | 127 | ResetCellADC(); |
b208c6a3 | 128 | fTreeD->GetEntry(imodule); |
01709453 | 129 | Int_t nentries = fDigits->GetLast(); |
130 | for (Int_t ient = 0; ient < nentries+1; ient++) | |
131 | { | |
132 | pmddigit = (AliPMDdigit*)fDigits->UncheckedAt(ient); | |
133 | ||
134 | det = pmddigit->GetDetector(); | |
135 | smn = pmddigit->GetSMNumber(); | |
5e6a9312 | 136 | xpos = pmddigit->GetRow(); |
137 | ypos = pmddigit->GetColumn(); | |
01709453 | 138 | adc = pmddigit->GetADC(); |
ed228cbc | 139 | //Int_t trno = pmddigit->GetTrackNumber(); |
01709453 | 140 | |
ed228cbc | 141 | fCellADC[xpos][ypos] = (Double_t) adc; |
01709453 | 142 | } |
01709453 | 143 | |
ed228cbc | 144 | idet = det; |
1758e4fe | 145 | ismn = smn; |
146 | pmdclust->DoClust(idet,ismn,fCellADC,pmdcont); | |
ed228cbc | 147 | |
148 | Int_t nentries1 = pmdcont->GetEntries(); | |
dfaeee5f | 149 | // cout << " nentries1 = " << nentries1 << endl; |
ed228cbc | 150 | for (Int_t ient1 = 0; ient1 < nentries1; ient1++) |
01709453 | 151 | { |
ed228cbc | 152 | pmdcl = (AliPMDcluster*)pmdcont->UncheckedAt(ient1); |
1758e4fe | 153 | idet = pmdcl->GetDetector(); |
154 | ismn = pmdcl->GetSMN(); | |
155 | clusdata[0] = pmdcl->GetClusX(); | |
156 | clusdata[1] = pmdcl->GetClusY(); | |
157 | clusdata[2] = pmdcl->GetClusADC(); | |
158 | clusdata[3] = pmdcl->GetClusCells(); | |
159 | clusdata[4] = pmdcl->GetClusRadius(); | |
01709453 | 160 | |
1758e4fe | 161 | AddRecPoint(idet,ismn,clusdata); |
ed228cbc | 162 | } |
163 | pmdcont->Clear(); | |
164 | ||
b208c6a3 | 165 | fTreeR->Fill(); |
ed228cbc | 166 | ResetRecpoint(); |
167 | ||
168 | } // modules | |
169 | ||
01709453 | 170 | ResetCellADC(); |
e1287360 | 171 | fPMDLoader = fRunLoader->GetLoader("PMDLoader"); |
b208c6a3 | 172 | fPMDLoader->WriteRecPoints("OVERWRITE"); |
dfaeee5f | 173 | fPMDLoader->UnloadRecPoints(); |
174 | fPMDLoader->UnloadDigits(); | |
01709453 | 175 | |
176 | // delete the pointers | |
177 | delete pmdclust; | |
178 | delete pmdcont; | |
179 | ||
180 | // cout << " ***** End::Digits2RecPoints *****" << endl; | |
181 | } | |
1758e4fe | 182 | // ------------------------------------------------------------------------- // |
ed228cbc | 183 | void AliPMDClusterFinder::SetCellEdepCut(Float_t ecut) |
184 | { | |
185 | fEcut = ecut; | |
186 | } | |
1758e4fe | 187 | // ------------------------------------------------------------------------- // |
ed228cbc | 188 | void AliPMDClusterFinder::SetDebug(Int_t idebug) |
189 | { | |
190 | fDebug = idebug; | |
191 | } | |
1758e4fe | 192 | // ------------------------------------------------------------------------- // |
193 | void AliPMDClusterFinder::AddRecPoint(Int_t idet,Int_t ismn,Float_t *clusdata) | |
01709453 | 194 | { |
b208c6a3 | 195 | // Add Reconstructed points |
196 | // | |
01709453 | 197 | TClonesArray &lrecpoints = *fRecpoints; |
ed228cbc | 198 | AliPMDrecpoint1 *newrecpoint; |
1758e4fe | 199 | newrecpoint = new AliPMDrecpoint1(idet, ismn, clusdata); |
ed228cbc | 200 | new(lrecpoints[fNpoint++]) AliPMDrecpoint1(newrecpoint); |
01709453 | 201 | delete newrecpoint; |
202 | } | |
1758e4fe | 203 | // ------------------------------------------------------------------------- // |
01709453 | 204 | void AliPMDClusterFinder::ResetCellADC() |
205 | { | |
b208c6a3 | 206 | // Reset the individual cell ADC value to zero |
207 | // | |
5e6a9312 | 208 | for(Int_t irow = 0; irow < fgkRow; irow++) |
01709453 | 209 | { |
5e6a9312 | 210 | for(Int_t icol = 0; icol < fgkCol; icol++) |
01709453 | 211 | { |
ed228cbc | 212 | fCellADC[irow][icol] = 0.; |
01709453 | 213 | } |
214 | } | |
215 | } | |
1758e4fe | 216 | // ------------------------------------------------------------------------- // |
01709453 | 217 | |
218 | void AliPMDClusterFinder::ResetRecpoint() | |
219 | { | |
b208c6a3 | 220 | // Clear the list of reconstructed points |
01709453 | 221 | fNpoint = 0; |
222 | if (fRecpoints) fRecpoints->Clear(); | |
223 | } | |
1758e4fe | 224 | // ------------------------------------------------------------------------- // |
01709453 | 225 | void AliPMDClusterFinder::UnLoad(Option_t *option) |
226 | { | |
b208c6a3 | 227 | // Unload all the *.root files |
228 | // | |
01709453 | 229 | const char *cR = strstr(option,"R"); |
230 | ||
231 | fRunLoader->UnloadgAlice(); | |
01709453 | 232 | |
233 | if (cR) | |
234 | { | |
b208c6a3 | 235 | fPMDLoader->UnloadDigits(); |
e1287360 | 236 | fPMDLoader->UnloadRecPoints(); |
01709453 | 237 | } |
238 | } | |
1758e4fe | 239 | // ------------------------------------------------------------------------- // |