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121a60bd | 1 | /************************************************************************** |
91834b8d | 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 | **************************************************************************/ | |
121a60bd | 15 | |
16 | /* $Id$ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
4fad09c9 | 20 | // Class for TRD reconstruction // |
121a60bd | 21 | // // |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
e3b2b5e5 | 24 | #include <TFile.h> |
3a039a31 | 25 | #include <TObjString.h> |
26 | #include <TObjArray.h> | |
66f6bfd9 | 27 | #include <TClonesArray.h> |
121a60bd | 28 | |
121a60bd | 29 | #include "AliRunLoader.h" |
3bc9d03e | 30 | #include "AliRawReader.h" |
31 | #include "AliLog.h" | |
3bc9d03e | 32 | #include "AliESDTrdTrack.h" |
af885e0f | 33 | #include "AliESDEvent.h" |
3bc9d03e | 34 | |
35 | #include "AliTRDReconstructor.h" | |
3fe61b77 | 36 | #include "AliTRDclusterizer.h" |
121a60bd | 37 | #include "AliTRDtracker.h" |
b0f03c34 | 38 | #include "AliTRDpidESD.h" |
e3b2b5e5 | 39 | #include "AliTRDgtuTrack.h" |
a8fbb161 | 40 | #include "AliTRDrawData.h" |
41 | #include "AliTRDdigitsManager.h" | |
e4f2f73d | 42 | #include "AliTRDtrackerV1.h" |
43 | #include "AliTRDrecoParam.h" | |
121a60bd | 44 | |
97b6dfac | 45 | #define SETFLG(n,f) ((n) |= f) |
46 | #define CLRFLG(n,f) ((n) &= ~f) | |
47 | ||
121a60bd | 48 | ClassImp(AliTRDReconstructor) |
49 | ||
66f6bfd9 | 50 | TClonesArray *AliTRDReconstructor::fgClusters = 0x0; |
eb38ed55 | 51 | //_____________________________________________________________________________ |
3a039a31 | 52 | AliTRDReconstructor::AliTRDReconstructor() |
53 | :AliReconstructor() | |
97b6dfac | 54 | ,fSteerParam(0) |
3a039a31 | 55 | { |
97b6dfac | 56 | // setting default "ON" steering parameters |
57 | // write clusters [cw] | |
58 | SETFLG(fSteerParam, kWriteClusters); | |
59 | // track seeding (stand alone tracking) [sa] | |
60 | SETFLG(fSteerParam, kSeeding); | |
61 | // PID method in reconstruction (NN) [nn] | |
62 | SETFLG(fSteerParam, kSteerPID); | |
63 | ||
3a039a31 | 64 | memset(fStreamLevel, 0, 5*sizeof(UChar_t)); |
65 | // Xe tail cancellation parameters | |
66 | fTCParams[0] = 1.156; // r1 | |
67 | fTCParams[1] = 0.130; // r2 | |
68 | fTCParams[2] = 0.114; // c1 | |
69 | fTCParams[3] = 0.624; // c2 | |
70 | // Ar tail cancellation parameters | |
181c7f7e | 71 | fTCParams[4] = 6.; // r1 |
72 | fTCParams[5] = 0.62; // r2 | |
73 | fTCParams[6] = 0.0087;// c1 | |
74 | fTCParams[7] = 0.07; // c2 | |
eb38ed55 | 75 | } |
76 | ||
3a039a31 | 77 | //_____________________________________________________________________________ |
78 | AliTRDReconstructor::AliTRDReconstructor(const AliTRDReconstructor &r) | |
79 | :AliReconstructor(r) | |
181c7f7e | 80 | ,fSteerParam(r.fSteerParam) |
3a039a31 | 81 | { |
91834b8d | 82 | memcpy(fStreamLevel, r.fStreamLevel, 5*sizeof(UChar_t)); |
83 | memcpy(fTCParams, r.fTCParams, 8*sizeof(Double_t)); | |
3a039a31 | 84 | } |
eb38ed55 | 85 | |
48f8adf3 | 86 | //_____________________________________________________________________________ |
87 | AliTRDReconstructor::~AliTRDReconstructor() | |
88 | { | |
89 | if(fgClusters) { | |
90 | fgClusters->Delete(); delete fgClusters; | |
91 | } | |
18c05eb3 | 92 | } |
48f8adf3 | 93 | |
91834b8d | 94 | |
acd241e9 | 95 | //_____________________________________________________________________________ |
91834b8d | 96 | void AliTRDReconstructor::Init(){ |
18c05eb3 | 97 | // |
98 | // Init Options | |
99 | // | |
18c05eb3 | 100 | SetOption(GetOption()); |
20bcdcc4 | 101 | |
c2cd1e8f | 102 | AliInfo(Form("\tDigitsConversion [dc] : %s", fSteerParam&kDigitsConversion?"yes":"no")); |
103 | AliInfo(Form("\tWrite Clusters [cw] : %s", fSteerParam&kWriteClusters?"yes":"no")); | |
104 | AliInfo(Form("\tWrite Online Tracklets [tw] : %s", fSteerParam&kWriteTracklets?"yes":"no")); | |
105 | AliInfo(Form("\tDrift Gas Argon [ar] : %s", fSteerParam&kDriftGas?"yes":"no")); | |
106 | AliInfo(Form("\tStand Alone Tracking [sa] : %s", fSteerParam&kSeeding?"yes":"no")); | |
107 | AliInfo(Form("\tHLT Tracking [hlt] : %s", fSteerParam&kHLT?"yes":"no")); | |
108 | AliInfo(Form("\tCosmic Reconstruction [cos] : %s", fSteerParam&kCosmic?"yes":"no")); | |
109 | AliInfo(Form("\tNN PID [nn] : %s", fSteerParam&kSteerPID?"yes":"no")); | |
110 | AliInfo(Form("\t8 dEdx slices in ESD [8s] : %s", fSteerParam&kEightSlices?"yes":"no")); | |
111 | AliInfo(Form("\tStreaming Levels : Clusterizer[%d] Tracker[%d] PID[%d]", fStreamLevel[kClusterizer], fStreamLevel[kTracker], fStreamLevel[kPID])); | |
acd241e9 | 112 | } |
0397ce53 | 113 | |
121a60bd | 114 | //_____________________________________________________________________________ |
a8fbb161 | 115 | void AliTRDReconstructor::ConvertDigits(AliRawReader *rawReader |
91834b8d | 116 | , TTree *digitsTree) const |
121a60bd | 117 | { |
3bc9d03e | 118 | // |
25ca55ce | 119 | // Convert raw data digits into digit objects in a root tree |
3bc9d03e | 120 | // |
121a60bd | 121 | |
91834b8d | 122 | AliInfo("Convert raw data digits into digit objects [RawReader -> Digit TTree]"); |
123 | ||
a8fbb161 | 124 | AliTRDrawData rawData; |
3a0f6479 | 125 | rawReader->Reset(); |
126 | rawReader->Select("TRD"); | |
a8fbb161 | 127 | AliTRDdigitsManager *manager = rawData.Raw2Digits(rawReader); |
128 | manager->MakeBranch(digitsTree); | |
129 | manager->WriteDigits(); | |
c0ab62ff | 130 | delete manager; |
0ee00e25 | 131 | |
121a60bd | 132 | } |
133 | ||
25ca55ce | 134 | //_____________________________________________________________________________ |
135 | void AliTRDReconstructor::Reconstruct(AliRawReader *rawReader | |
136 | , TTree *clusterTree) const | |
137 | { | |
138 | // | |
139 | // Reconstruct clusters | |
140 | // | |
141 | ||
91834b8d | 142 | //AliInfo("Reconstruct TRD clusters from RAW data [RawReader -> Cluster TTree]"); |
143 | ||
144 | ||
3a0f6479 | 145 | rawReader->Reset(); |
146 | rawReader->Select("TRD"); | |
147 | ||
ca21baaa | 148 | // New (fast) cluster finder |
3fe61b77 | 149 | AliTRDclusterizer clusterer("clusterer","TRD clusterizer"); |
3a039a31 | 150 | clusterer.SetReconstructor(this); |
25ca55ce | 151 | clusterer.OpenOutput(clusterTree); |
ca21baaa | 152 | clusterer.SetAddLabels(kFALSE); |
153 | clusterer.Raw2ClustersChamber(rawReader); | |
66f6bfd9 | 154 | |
155 | if(IsWritingClusters()) return; | |
d6e36038 | 156 | |
66f6bfd9 | 157 | // take over ownership of clusters |
158 | fgClusters = clusterer.RecPoints(); | |
159 | clusterer.SetClustersOwner(kFALSE); | |
25ca55ce | 160 | } |
161 | ||
162 | //_____________________________________________________________________________ | |
a8fbb161 | 163 | void AliTRDReconstructor::Reconstruct(TTree *digitsTree |
164 | , TTree *clusterTree) const | |
25ca55ce | 165 | { |
166 | // | |
167 | // Reconstruct clusters | |
168 | // | |
e4f2f73d | 169 | |
91834b8d | 170 | //AliInfo("Reconstruct TRD clusters from Digits [Digit TTree -> Cluster TTree]"); |
171 | ||
3fe61b77 | 172 | AliTRDclusterizer clusterer("clusterer","TRD clusterizer"); |
3a039a31 | 173 | clusterer.SetReconstructor(this); |
25ca55ce | 174 | clusterer.OpenOutput(clusterTree); |
175 | clusterer.ReadDigits(digitsTree); | |
176 | clusterer.MakeClusters(); | |
d6e36038 | 177 | |
66f6bfd9 | 178 | if(IsWritingClusters()) return; |
179 | ||
180 | // take over ownership of clusters | |
181 | fgClusters = clusterer.RecPoints(); | |
182 | clusterer.SetClustersOwner(kFALSE); | |
25ca55ce | 183 | } |
184 | ||
185 | //_____________________________________________________________________________ | |
44dbae42 | 186 | AliTracker *AliTRDReconstructor::CreateTracker() const |
121a60bd | 187 | { |
3bc9d03e | 188 | // |
189 | // Create a TRD tracker | |
190 | // | |
121a60bd | 191 | |
e4f2f73d | 192 | //return new AliTRDtracker(NULL); |
3a039a31 | 193 | AliTRDtrackerV1 *tracker = new AliTRDtrackerV1(); |
194 | tracker->SetReconstructor(this); | |
195 | return tracker; | |
25ca55ce | 196 | |
25ca55ce | 197 | } |
198 | ||
199 | //_____________________________________________________________________________ | |
200 | void AliTRDReconstructor::FillESD(TTree* /*digitsTree*/ | |
91834b8d | 201 | , TTree* /*clusterTree*/ |
202 | , AliESDEvent* /*esd*/) const | |
25ca55ce | 203 | { |
204 | // | |
af26ce80 | 205 | // Fill ESD |
25ca55ce | 206 | // |
207 | ||
25ca55ce | 208 | } |
3a039a31 | 209 | |
91834b8d | 210 | |
3a039a31 | 211 | //_____________________________________________________________________________ |
212 | void AliTRDReconstructor::SetOption(Option_t *opt) | |
213 | { | |
91834b8d | 214 | // Read option string into the steer param. |
215 | // | |
216 | // Default steer param values | |
217 | // | |
97b6dfac | 218 | // digits conversion [dc] = false |
56b32fd7 | 219 | // drift gas [ar] = false - do not update the number of exponentials in the TC ! |
91834b8d | 220 | // write clusters [cw] = true |
56b32fd7 | 221 | // write online tracklets [tw] = false |
91834b8d | 222 | // track seeding (stand alone tracking) [sa] = true |
223 | // PID method in reconstruction (NN) [nn] = true | |
56b32fd7 | 224 | // 8 dEdx slices in ESD [8s] = false |
91834b8d | 225 | // HLT tracking [hlt] = false |
226 | // Cosmic Reconstruction [cos] = false | |
227 | // | |
97b6dfac | 228 | |
229 | AliReconstructor::SetOption(opt); | |
3a039a31 | 230 | |
231 | TString s(opt); | |
232 | TObjArray *opar = s.Tokenize(","); | |
233 | for(Int_t ipar=0; ipar<opar->GetEntriesFast(); ipar++){ | |
234 | TString sopt(((TObjString*)(*opar)[ipar])->String()); | |
97b6dfac | 235 | if(sopt.Contains("dc")){ |
236 | SETFLG(fSteerParam, kDigitsConversion); | |
237 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kDigitsConversion); | |
00872461 | 238 | continue; |
97b6dfac | 239 | } else if(sopt.Contains("cw")){ |
240 | SETFLG(fSteerParam, kWriteClusters); | |
241 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kWriteClusters); | |
242 | continue; | |
243 | } else if(sopt.Contains("sa")){ | |
244 | SETFLG(fSteerParam, kSeeding); | |
245 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kSeeding); | |
3a039a31 | 246 | continue; |
97b6dfac | 247 | } else if(sopt.Contains("nn")){ |
248 | SETFLG(fSteerParam, kSteerPID); | |
249 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kSteerPID); | |
3a039a31 | 250 | continue; |
56b32fd7 | 251 | } else if(sopt.Contains("8s")){ |
252 | SETFLG(fSteerParam, kEightSlices); | |
253 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kEightSlices); | |
254 | continue; | |
3a039a31 | 255 | } else if(sopt.Contains("tw")){ |
97b6dfac | 256 | SETFLG(fSteerParam, kWriteTracklets); |
257 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kWriteTracklets); | |
3a039a31 | 258 | continue; |
259 | } else if(sopt.Contains("ar")){ | |
97b6dfac | 260 | SETFLG(fSteerParam, kDriftGas); |
261 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kDriftGas); | |
3a039a31 | 262 | continue; |
4302c900 | 263 | } else if(sopt.Contains("hlt")){ |
97b6dfac | 264 | SETFLG(fSteerParam, kHLT); |
265 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kHLT); | |
4302c900 | 266 | continue; |
91834b8d | 267 | } else if(sopt.Contains("cos")){ |
97b6dfac | 268 | SETFLG(fSteerParam, kCosmic); |
269 | if(sopt.Contains("!")) CLRFLG(fSteerParam, kCosmic); | |
acd241e9 | 270 | } else if(sopt.Contains("sl")){ |
91834b8d | 271 | TObjArray *stl = sopt.Tokenize("_"); |
272 | if(stl->GetEntriesFast() < 3) continue; | |
273 | TString taskstr(((TObjString*)(*stl)[1])->String()); | |
274 | TString levelstring(((TObjString*)(*stl)[2])->String()); | |
275 | // Set the stream Level | |
276 | Int_t level = levelstring.Atoi(); | |
277 | AliTRDReconstructorTask task = kTracker; | |
278 | if(taskstr.CompareTo("cl") == 0) task = kClusterizer; | |
279 | else if(taskstr.CompareTo("tr") == 0) task = kTracker; | |
280 | else if(taskstr.CompareTo("pi") == 0) task = kPID; | |
281 | SetStreamLevel(level, task); | |
282 | continue; | |
283 | } | |
3a039a31 | 284 | } |
285 | } | |
286 | ||
acd241e9 | 287 | //_____________________________________________________________________________ |
91834b8d | 288 | void AliTRDReconstructor::SetStreamLevel(Int_t level, AliTRDReconstructorTask task){ |
18c05eb3 | 289 | // |
290 | // Set the Stream Level for one of the tasks Clusterizer, Tracker or PID | |
291 | // | |
18c05eb3 | 292 | TString taskname; |
91834b8d | 293 | switch(task){ |
294 | case kClusterizer: | |
295 | taskname = "Clusterizer"; | |
296 | break; | |
297 | case kTracker: | |
298 | taskname = "Tracker"; | |
299 | break; | |
300 | case kPID: | |
301 | taskname = "PID"; | |
302 | break; | |
18c05eb3 | 303 | } |
91834b8d | 304 | //AliInfo(Form("Setting Stream Level for Task %s to %d", taskname.Data(),level)); |
18c05eb3 | 305 | fStreamLevel[(Int_t)task] = level; |
acd241e9 | 306 | } |