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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 | |
01709453 | 53 | AliPMDClusterFinder::AliPMDClusterFinder() |
54 | { | |
b208c6a3 | 55 | // |
56 | // Default Constructor | |
57 | // | |
ed228cbc | 58 | if (!fRecpoints) fRecpoints = new TClonesArray("AliPMDrecpoint1", 1000); |
01709453 | 59 | fNpoint = 0; |
60 | ||
ed228cbc | 61 | fDebug = 0; |
62 | fEcut = 0.; | |
01709453 | 63 | |
64 | } | |
65 | AliPMDClusterFinder::~AliPMDClusterFinder() | |
66 | { | |
b208c6a3 | 67 | // Destructor |
01709453 | 68 | delete fRecpoints; |
69 | } | |
b208c6a3 | 70 | |
01709453 | 71 | void AliPMDClusterFinder::OpengAliceFile(Char_t *file, Option_t *option) |
72 | { | |
b208c6a3 | 73 | // Loads galice.root file and corresponding header, kinematics |
74 | // hits and sdigits or digits depending on the option | |
75 | // | |
01709453 | 76 | fRunLoader = AliRunLoader::Open(file,AliConfig::fgkDefaultEventFolderName, |
77 | "UPDATE"); | |
78 | ||
79 | if (!fRunLoader) | |
80 | { | |
81 | Error("Open","Can not open session for file %s.",file); | |
82 | } | |
83 | ||
84 | fRunLoader->LoadgAlice(); | |
85 | fRunLoader->LoadHeader(); | |
86 | fRunLoader->LoadKinematics(); | |
87 | ||
88 | gAlice = fRunLoader->GetAliRun(); | |
89 | ||
90 | if (gAlice) | |
91 | { | |
92 | printf("<AliPMDdigitizer::Open> "); | |
93 | printf("AliRun object found on file.\n"); | |
94 | } | |
95 | else | |
96 | { | |
97 | printf("<AliPMDdigitizer::Open> "); | |
98 | printf("Could not find AliRun object.\n"); | |
99 | } | |
b208c6a3 | 100 | fPMD = (AliPMD*)gAlice->GetDetector("PMD"); |
101 | fPMDLoader = fRunLoader->GetLoader("PMDLoader"); | |
102 | if (fPMDLoader == 0x0) | |
01709453 | 103 | { |
104 | cerr<<"OpengAlice : Can not find PMD or PMDLoader\n"; | |
105 | } | |
106 | ||
107 | const char *cDR = strstr(option,"DR"); | |
108 | ||
109 | if (cDR) | |
110 | { | |
b208c6a3 | 111 | fPMDLoader->LoadDigits("READ"); |
112 | fPMDLoader->LoadRecPoints("recreate"); | |
01709453 | 113 | } |
114 | } | |
115 | ||
116 | void AliPMDClusterFinder::Digits2RecPoints(Int_t ievt) | |
117 | { | |
b208c6a3 | 118 | // Converts digits to recpoints after running clustering |
119 | // algorithm on CPV plane and PREshower plane | |
120 | // | |
ed228cbc | 121 | Int_t det = 0,smn = 0; |
01709453 | 122 | Int_t cellno; |
123 | Int_t xpos,ypos; | |
124 | Float_t adc; | |
ed228cbc | 125 | Int_t isup; |
01709453 | 126 | Int_t idet; |
01709453 | 127 | Float_t clusdata[7]; |
ed228cbc | 128 | |
129 | TObjArray *pmdcont = new TObjArray(); | |
130 | AliPMDcluster *pmdcl = new AliPMDcluster; | |
131 | AliPMDClustering *pmdclust = new AliPMDClustering(); | |
132 | pmdclust->SetDebug(fDebug); | |
133 | pmdclust->SetEdepCut(fEcut); | |
01709453 | 134 | |
135 | fRunLoader->GetEvent(ievt); | |
136 | //cout << " ***** Beginning::Digits2RecPoints *****" << endl; | |
b208c6a3 | 137 | fTreeD = fPMDLoader->TreeD(); |
138 | if (fTreeD == 0x0) | |
01709453 | 139 | { |
140 | cout << " Can not get TreeD" << endl; | |
141 | } | |
142 | AliPMDdigit *pmddigit; | |
b208c6a3 | 143 | TBranch *branch = fTreeD->GetBranch("PMDDigit"); |
01709453 | 144 | branch->SetAddress(&fDigits); |
145 | ||
146 | ResetRecpoint(); | |
b208c6a3 | 147 | fTreeR = fPMDLoader->TreeR(); |
148 | if (fTreeR == 0x0) | |
01709453 | 149 | { |
b208c6a3 | 150 | fPMDLoader->MakeTree("R"); |
151 | fTreeR = fPMDLoader->TreeR(); | |
01709453 | 152 | } |
153 | ||
154 | Int_t bufsize = 16000; | |
b208c6a3 | 155 | fTreeR->Branch("PMDRecpoint", &fRecpoints, bufsize); |
01709453 | 156 | |
b208c6a3 | 157 | Int_t nmodules = (Int_t) fTreeD->GetEntries(); |
01709453 | 158 | |
159 | for (Int_t imodule = 0; imodule < nmodules; imodule++) | |
160 | { | |
ed228cbc | 161 | ResetCellADC(); |
b208c6a3 | 162 | fTreeD->GetEntry(imodule); |
01709453 | 163 | Int_t nentries = fDigits->GetLast(); |
164 | for (Int_t ient = 0; ient < nentries+1; ient++) | |
165 | { | |
166 | pmddigit = (AliPMDdigit*)fDigits->UncheckedAt(ient); | |
167 | ||
168 | det = pmddigit->GetDetector(); | |
169 | smn = pmddigit->GetSMNumber(); | |
170 | cellno = pmddigit->GetCellNumber(); | |
171 | adc = pmddigit->GetADC(); | |
ed228cbc | 172 | //Int_t trno = pmddigit->GetTrackNumber(); |
01709453 | 173 | |
ed228cbc | 174 | xpos = cellno/fCol; |
175 | ypos = cellno - xpos*fCol; | |
176 | fCellADC[xpos][ypos] = (Double_t) adc; | |
01709453 | 177 | } |
01709453 | 178 | |
ed228cbc | 179 | idet = det; |
180 | isup = smn; | |
181 | pmdclust->DoClust(fCellADC,pmdcont); | |
182 | ||
183 | Int_t nentries1 = pmdcont->GetEntries(); | |
184 | cout << " nentries1 = " << nentries1 << endl; | |
185 | for (Int_t ient1 = 0; ient1 < nentries1; ient1++) | |
01709453 | 186 | { |
ed228cbc | 187 | clusdata[0] = (Float_t) idet; |
188 | clusdata[1] = (Float_t) isup; | |
01709453 | 189 | |
ed228cbc | 190 | pmdcl = (AliPMDcluster*)pmdcont->UncheckedAt(ient1); |
01709453 | 191 | |
ed228cbc | 192 | clusdata[2] = pmdcl->GetClusX(); |
193 | clusdata[3] = pmdcl->GetClusY(); | |
194 | clusdata[4] = pmdcl->GetClusADC(); | |
195 | clusdata[5] = pmdcl->GetClusCells(); | |
196 | clusdata[6] = pmdcl->GetClusRadius(); | |
01709453 | 197 | |
ed228cbc | 198 | AddRecPoint(clusdata); |
199 | } | |
200 | pmdcont->Clear(); | |
201 | ||
b208c6a3 | 202 | fTreeR->Fill(); |
ed228cbc | 203 | ResetRecpoint(); |
204 | ||
205 | } // modules | |
206 | ||
01709453 | 207 | ResetCellADC(); |
208 | ||
b208c6a3 | 209 | fPMDLoader->WriteRecPoints("OVERWRITE"); |
01709453 | 210 | |
211 | // delete the pointers | |
212 | delete pmdclust; | |
213 | delete pmdcont; | |
214 | ||
215 | // cout << " ***** End::Digits2RecPoints *****" << endl; | |
216 | } | |
217 | ||
ed228cbc | 218 | void AliPMDClusterFinder::SetCellEdepCut(Float_t ecut) |
219 | { | |
220 | fEcut = ecut; | |
221 | } | |
222 | void AliPMDClusterFinder::SetDebug(Int_t idebug) | |
223 | { | |
224 | fDebug = idebug; | |
225 | } | |
01709453 | 226 | |
227 | void AliPMDClusterFinder::AddRecPoint(Float_t *clusdata) | |
228 | { | |
b208c6a3 | 229 | // Add Reconstructed points |
230 | // | |
01709453 | 231 | TClonesArray &lrecpoints = *fRecpoints; |
ed228cbc | 232 | AliPMDrecpoint1 *newrecpoint; |
233 | newrecpoint = new AliPMDrecpoint1(clusdata); | |
234 | new(lrecpoints[fNpoint++]) AliPMDrecpoint1(newrecpoint); | |
01709453 | 235 | delete newrecpoint; |
236 | } | |
237 | void AliPMDClusterFinder::ResetCellADC() | |
238 | { | |
b208c6a3 | 239 | // Reset the individual cell ADC value to zero |
240 | // | |
ed228cbc | 241 | for(Int_t irow = 0; irow < fRow; irow++) |
01709453 | 242 | { |
ed228cbc | 243 | for(Int_t icol = 0; icol < fCol; icol++) |
01709453 | 244 | { |
ed228cbc | 245 | fCellADC[irow][icol] = 0.; |
01709453 | 246 | } |
247 | } | |
248 | } | |
249 | ||
250 | void AliPMDClusterFinder::ResetRecpoint() | |
251 | { | |
b208c6a3 | 252 | // Clear the list of reconstructed points |
01709453 | 253 | fNpoint = 0; |
254 | if (fRecpoints) fRecpoints->Clear(); | |
255 | } | |
256 | void AliPMDClusterFinder::UnLoad(Option_t *option) | |
257 | { | |
b208c6a3 | 258 | // Unload all the *.root files |
259 | // | |
01709453 | 260 | const char *cR = strstr(option,"R"); |
261 | ||
262 | fRunLoader->UnloadgAlice(); | |
263 | fRunLoader->UnloadHeader(); | |
264 | fRunLoader->UnloadKinematics(); | |
265 | ||
266 | if (cR) | |
267 | { | |
b208c6a3 | 268 | fPMDLoader->UnloadDigits(); |
01709453 | 269 | } |
270 | } |