]>
Commit | Line | Data |
---|---|---|
4c039060 | 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 | ||
acd84897 | 16 | /* $Id$ */ |
4c039060 | 17 | |
fe4da5cc | 18 | /////////////////////////////////////////////////////////////////////////////// |
19 | // // | |
20 | // Base class for ALICE modules. Both sensitive modules (detectors) and // | |
21 | // non-sensitive ones are described by this base class. This class // | |
22 | // supports the hit and digit trees produced by the simulation and also // | |
23 | // the objects produced by the reconstruction. // | |
24 | // // | |
25 | // This class is also responsible for building the geometry of the // | |
26 | // detectors. // | |
27 | // // | |
28 | //Begin_Html | |
29 | /* | |
1439f98e | 30 | <img src="picts/AliDetectorClass.gif"> |
fe4da5cc | 31 | */ |
32 | //End_Html | |
33 | // // | |
34 | /////////////////////////////////////////////////////////////////////////////// | |
65fb704d | 35 | |
2ab0c725 | 36 | #include <TBrowser.h> |
6644b9ca | 37 | #include <TTree.h> |
fe4da5cc | 38 | |
594d8990 | 39 | #include "AliLog.h" |
9e1a0ddb | 40 | #include "AliConfig.h" |
94de3818 | 41 | #include "AliDetector.h" |
94de3818 | 42 | #include "AliHit.h" |
43 | #include "AliPoints.h" | |
88cb7938 | 44 | #include "AliLoader.h" |
6644b9ca | 45 | #include "AliRun.h" |
5d12ce38 | 46 | #include "AliMC.h" |
aab9c8d5 | 47 | |
9e1a0ddb | 48 | |
fe4da5cc | 49 | ClassImp(AliDetector) |
50 | ||
6644b9ca | 51 | //_______________________________________________________________________ |
52 | AliDetector::AliDetector(): | |
75c4b017 | 53 | AliModule(), |
6644b9ca | 54 | fTimeGate(200.e-9), |
55 | fIshunt(0), | |
56 | fNhits(0), | |
57 | fNdigits(0), | |
58 | fBufferSize(1600), | |
59 | fHits(0), | |
60 | fDigits(0), | |
88cb7938 | 61 | fPoints(0), |
62 | fLoader(0x0) | |
fe4da5cc | 63 | { |
64 | // | |
65 | // Default constructor for the AliDetector class | |
66 | // | |
fe4da5cc | 67 | } |
68 | ||
e2afb3b6 | 69 | //_______________________________________________________________________ |
70 | AliDetector::AliDetector(const AliDetector &det): | |
71 | AliModule(det), | |
72 | fTimeGate(200.e-9), | |
73 | fIshunt(0), | |
74 | fNhits(0), | |
75 | fNdigits(0), | |
76 | fBufferSize(1600), | |
77 | fHits(0), | |
78 | fDigits(0), | |
88cb7938 | 79 | fPoints(0), |
80 | fLoader(0x0) | |
e2afb3b6 | 81 | { |
82 | det.Copy(*this); | |
83 | } | |
84 | ||
fe4da5cc | 85 | //_____________________________________________________________________________ |
6644b9ca | 86 | AliDetector::AliDetector(const char* name,const char *title): |
87 | AliModule(name,title), | |
88 | fTimeGate(200.e-9), | |
89 | fIshunt(0), | |
90 | fNhits(0), | |
91 | fNdigits(0), | |
92 | fBufferSize(1600), | |
93 | fHits(0), | |
94 | fDigits(0), | |
88cb7938 | 95 | fPoints(0), |
96 | fLoader(0x0) | |
fe4da5cc | 97 | { |
98 | // | |
99 | // Normal constructor invoked by all Detectors. | |
100 | // Create the list for detector specific histograms | |
101 | // Add this Detector to the global list of Detectors in Run. | |
102 | // | |
103 | ||
fe4da5cc | 104 | fActive = kTRUE; |
9e1a0ddb | 105 | AliConfig::Instance()->Add(this); |
aab9c8d5 | 106 | |
fe4da5cc | 107 | } |
108 | ||
6644b9ca | 109 | //_______________________________________________________________________ |
fe4da5cc | 110 | AliDetector::~AliDetector() |
111 | { | |
112 | // | |
113 | // Destructor | |
114 | // | |
6644b9ca | 115 | |
fe4da5cc | 116 | // Delete space point structure |
e460afec | 117 | if (fPoints) { |
118 | fPoints->Delete(); | |
119 | delete fPoints; | |
120 | fPoints = 0; | |
121 | } | |
122 | // Delete digits structure | |
123 | if (fDigits) { | |
124 | fDigits->Delete(); | |
125 | delete fDigits; | |
126 | fDigits = 0; | |
127 | } | |
88cb7938 | 128 | |
129 | if (fLoader) | |
130 | { | |
131 | fLoader->GetModulesFolder()->Remove(this); | |
132 | } | |
133 | ||
fe4da5cc | 134 | } |
9e1a0ddb | 135 | |
6644b9ca | 136 | //_______________________________________________________________________ |
3a83c716 | 137 | void AliDetector::Publish(const char */*dir*/, void */*address*/, const char */*name*/) const |
9e1a0ddb | 138 | { |
88cb7938 | 139 | // |
140 | // Register pointer to detector objects. | |
141 | // | |
88cb7938 | 142 | MayNotUse("Publish"); |
9e1a0ddb | 143 | } |
144 | ||
6644b9ca | 145 | //_______________________________________________________________________ |
146 | TBranch* AliDetector::MakeBranchInTree(TTree *tree, const char* name, | |
147 | void* address, Int_t size, | |
148 | const char *file) | |
9e1a0ddb | 149 | { |
d0f40f23 | 150 | return(MakeBranchInTree(tree,name,0,address,size,99,file)); |
9e1a0ddb | 151 | } |
152 | ||
6644b9ca | 153 | //_______________________________________________________________________ |
154 | TBranch* AliDetector::MakeBranchInTree(TTree *tree, const char* name, | |
155 | const char *classname, | |
156 | void* address,Int_t size, | |
d1898505 | 157 | Int_t splitlevel, const char */*file*/) |
9e1a0ddb | 158 | { |
88cb7938 | 159 | // |
160 | // Makes branch in given tree and diverts them to a separate file | |
161 | // | |
162 | // | |
163 | // | |
164 | // if (GetDebug()>1) | |
a96ab15b | 165 | |
594d8990 | 166 | AliDebug(2,Form("Making Branch %s",name)); |
88cb7938 | 167 | if (tree == 0x0) |
168 | { | |
594d8990 | 169 | AliError(Form("Making Branch %s Tree is NULL",name)); |
88cb7938 | 170 | return 0x0; |
171 | } | |
172 | TBranch *branch = tree->GetBranch(name); | |
173 | if (branch) | |
174 | { | |
594d8990 | 175 | AliDebug(2,Form("Branch %s is already in tree.",name)); |
9e1a0ddb | 176 | return branch; |
88cb7938 | 177 | } |
178 | ||
179 | if (classname) | |
180 | { | |
181 | branch = tree->Branch(name,classname,address,size,splitlevel); | |
182 | } | |
183 | else | |
184 | { | |
a96ab15b | 185 | branch = tree->Bronch(name, "TClonesArray", address, size, splitlevel); |
88cb7938 | 186 | } |
594d8990 | 187 | AliDebug(2,Form("Branch %s returning branch %#x",name,branch)); |
88cb7938 | 188 | return branch; |
9e1a0ddb | 189 | } |
190 | ||
6644b9ca | 191 | //_______________________________________________________________________ |
fe4da5cc | 192 | void AliDetector::Browse(TBrowser *b) |
193 | { | |
194 | // | |
195 | // Insert Detector objects in the list of objects to be browsed | |
196 | // | |
197 | char name[64]; | |
198 | if( fHits == 0) return; | |
199 | TObject *obj; | |
200 | Int_t i, nobjects; | |
201 | // | |
202 | nobjects = fHits->GetEntries(); | |
203 | for (i=0;i<nobjects;i++) { | |
204 | obj = fHits->At(i); | |
205 | sprintf(name,"%s_%d",obj->GetName(),i); | |
206 | b->Add(obj, &name[0]); | |
207 | } | |
208 | } | |
209 | ||
6644b9ca | 210 | //_______________________________________________________________________ |
6c4904c2 | 211 | void AliDetector::Copy(TObject &) const |
8918e700 | 212 | { |
213 | // | |
214 | // Copy *this onto det -- not implemented | |
215 | // | |
594d8990 | 216 | AliFatal("Not implemented"); |
8918e700 | 217 | } |
218 | ||
6644b9ca | 219 | //_______________________________________________________________________ |
fe4da5cc | 220 | void AliDetector::FinishRun() |
221 | { | |
222 | // | |
223 | // Procedure called at the end of a run. | |
224 | // | |
225 | } | |
226 | ||
6644b9ca | 227 | //_______________________________________________________________________ |
fe4da5cc | 228 | AliHit* AliDetector::FirstHit(Int_t track) |
229 | { | |
230 | // | |
231 | // Initialise the hit iterator | |
232 | // Return the address of the first hit for track | |
233 | // If track>=0 the track is read from disk | |
234 | // while if track<0 the first hit of the current | |
235 | // track is returned | |
236 | // | |
237 | if(track>=0) { | |
88cb7938 | 238 | gAlice->ResetHits(); //stupid = if N detector this method is called N times |
239 | TreeH()->GetEvent(track); //skowron | |
fe4da5cc | 240 | } |
241 | // | |
3a83c716 | 242 | fMaxIterHit=fHits->GetEntriesFast(); |
243 | fCurIterHit=0; | |
244 | if(fMaxIterHit) return dynamic_cast<AliHit*>(fHits->UncheckedAt(0)); | |
fe4da5cc | 245 | else return 0; |
246 | } | |
247 | ||
6644b9ca | 248 | //_______________________________________________________________________ |
fe4da5cc | 249 | AliHit* AliDetector::NextHit() |
250 | { | |
251 | // | |
252 | // Return the next hit for the current track | |
253 | // | |
3a83c716 | 254 | if(fMaxIterHit) { |
255 | if(++fCurIterHit<fMaxIterHit) | |
256 | return dynamic_cast<AliHit*>(fHits->UncheckedAt(fCurIterHit)); | |
fe4da5cc | 257 | else |
258 | return 0; | |
259 | } else { | |
594d8990 | 260 | AliWarning("Hit Iterator called without calling FistHit before"); |
fe4da5cc | 261 | return 0; |
262 | } | |
263 | } | |
6644b9ca | 264 | |
6644b9ca | 265 | //_______________________________________________________________________ |
fe4da5cc | 266 | void AliDetector::LoadPoints(Int_t) |
267 | { | |
268 | // | |
269 | // Store x, y, z of all hits in memory | |
270 | // | |
88cb7938 | 271 | if (fHits == 0) |
272 | { | |
594d8990 | 273 | AliError(Form("fHits == 0. Name is %s",GetName())); |
88cb7938 | 274 | return; |
275 | } | |
fe4da5cc | 276 | // |
fe4da5cc | 277 | Int_t nhits = fHits->GetEntriesFast(); |
88cb7938 | 278 | if (nhits == 0) |
279 | { | |
280 | // Error("LoadPoints","nhits == 0. Name is %s",GetName()); | |
281 | return; | |
282 | } | |
5d12ce38 | 283 | Int_t tracks = gAlice->GetMCApp()->GetNtrack(); |
080a67a1 | 284 | if (fPoints == 0) fPoints = new TObjArray(tracks); |
fe4da5cc | 285 | AliHit *ahit; |
286 | // | |
080a67a1 | 287 | Int_t *ntrk=new Int_t[tracks]; |
288 | Int_t *limi=new Int_t[tracks]; | |
289 | Float_t **coor=new Float_t*[tracks]; | |
290 | for(Int_t i=0;i<tracks;i++) { | |
291 | ntrk[i]=0; | |
292 | coor[i]=0; | |
293 | limi[i]=0; | |
294 | } | |
295 | // | |
fe4da5cc | 296 | AliPoints *points = 0; |
080a67a1 | 297 | Float_t *fp=0; |
298 | Int_t trk; | |
299 | Int_t chunk=nhits/4+1; | |
fe4da5cc | 300 | // |
301 | // Loop over all the hits and store their position | |
302 | for (Int_t hit=0;hit<nhits;hit++) { | |
e2afb3b6 | 303 | ahit = dynamic_cast<AliHit*>(fHits->UncheckedAt(hit)); |
080a67a1 | 304 | trk=ahit->GetTrack(); |
594d8990 | 305 | if(trk>tracks) AliFatal(Form("Found track number %d, max track %d",trk, tracks)); |
88cb7938 | 306 | if(ntrk[trk]==limi[trk]) |
307 | { | |
fe4da5cc | 308 | // |
309 | // Initialise a new track | |
080a67a1 | 310 | fp=new Float_t[3*(limi[trk]+chunk)]; |
88cb7938 | 311 | if(coor[trk]) |
312 | { | |
313 | memcpy(fp,coor[trk],sizeof(Float_t)*3*limi[trk]); | |
314 | delete [] coor[trk]; | |
315 | } | |
080a67a1 | 316 | limi[trk]+=chunk; |
317 | coor[trk] = fp; | |
88cb7938 | 318 | } |
319 | else | |
320 | { | |
080a67a1 | 321 | fp = coor[trk]; |
88cb7938 | 322 | } |
94de3818 | 323 | fp[3*ntrk[trk] ] = ahit->X(); |
324 | fp[3*ntrk[trk]+1] = ahit->Y(); | |
325 | fp[3*ntrk[trk]+2] = ahit->Z(); | |
080a67a1 | 326 | ntrk[trk]++; |
327 | } | |
328 | // | |
329 | for(trk=0; trk<tracks; ++trk) { | |
330 | if(ntrk[trk]) { | |
331 | points = new AliPoints(); | |
fe4da5cc | 332 | points->SetMarkerColor(GetMarkerColor()); |
fe4da5cc | 333 | points->SetMarkerSize(GetMarkerSize()); |
334 | points->SetDetector(this); | |
335 | points->SetParticle(trk); | |
080a67a1 | 336 | points->SetPolyMarker(ntrk[trk],coor[trk],GetMarkerStyle()); |
337 | fPoints->AddAt(points,trk); | |
338 | delete [] coor[trk]; | |
339 | coor[trk]=0; | |
fe4da5cc | 340 | } |
fe4da5cc | 341 | } |
080a67a1 | 342 | delete [] coor; |
343 | delete [] ntrk; | |
344 | delete [] limi; | |
fe4da5cc | 345 | } |
346 | ||
6644b9ca | 347 | //_______________________________________________________________________ |
88cb7938 | 348 | void AliDetector::MakeBranch(Option_t *option) |
fe4da5cc | 349 | { |
350 | // | |
88cb7938 | 351 | // Create a new branch for this detector in its treeH |
fe4da5cc | 352 | // |
88cb7938 | 353 | |
594d8990 | 354 | AliDebug(2,Form(" for %s",GetName())); |
5cf7bbad | 355 | const char *cH = strstr(option,"H"); |
2ab0c725 | 356 | |
88cb7938 | 357 | if (fHits && TreeH() && cH) |
358 | { | |
359 | MakeBranchInTree(TreeH(), GetName(), &fHits, fBufferSize, 0); | |
360 | } | |
aab9c8d5 | 361 | } |
fe4da5cc | 362 | |
6644b9ca | 363 | //_______________________________________________________________________ |
fe4da5cc | 364 | void AliDetector::ResetDigits() |
365 | { | |
366 | // | |
367 | // Reset number of digits and the digits array | |
368 | // | |
369 | fNdigits = 0; | |
88cb7938 | 370 | if (fDigits) fDigits->Clear(); |
fe4da5cc | 371 | } |
372 | ||
6644b9ca | 373 | //_______________________________________________________________________ |
fe4da5cc | 374 | void AliDetector::ResetHits() |
375 | { | |
376 | // | |
377 | // Reset number of hits and the hits array | |
378 | // | |
379 | fNhits = 0; | |
88cb7938 | 380 | if (fHits) fHits->Clear(); |
fe4da5cc | 381 | } |
382 | ||
6644b9ca | 383 | //_______________________________________________________________________ |
fe4da5cc | 384 | void AliDetector::ResetPoints() |
385 | { | |
386 | // | |
387 | // Reset array of points | |
388 | // | |
389 | if (fPoints) { | |
390 | fPoints->Delete(); | |
391 | delete fPoints; | |
392 | fPoints = 0; | |
393 | } | |
394 | } | |
395 | ||
6644b9ca | 396 | //_______________________________________________________________________ |
fe4da5cc | 397 | void AliDetector::SetTreeAddress() |
398 | { | |
399 | // | |
400 | // Set branch address for the Hits and Digits Trees | |
401 | // | |
402 | TBranch *branch; | |
fe4da5cc | 403 | // |
404 | // Branch address for hit tree | |
88cb7938 | 405 | |
406 | TTree *tree = TreeH(); | |
407 | if (tree && fHits) { | |
408 | branch = tree->GetBranch(GetName()); | |
409 | if (branch) | |
410 | { | |
594d8990 | 411 | AliDebug(2,Form("(%s) Setting for Hits",GetName())); |
88cb7938 | 412 | branch->SetAddress(&fHits); |
413 | } | |
414 | else | |
f2a509af | 415 | { //can be invoked before branch creation |
594d8990 | 416 | AliDebug(2,Form("(%s) Failed for Hits. Can not find branch in tree.",GetName())); |
88cb7938 | 417 | } |
fe4da5cc | 418 | } |
88cb7938 | 419 | |
fe4da5cc | 420 | // |
421 | // Branch address for digit tree | |
88cb7938 | 422 | TTree *treeD = fLoader->TreeD(); |
fe4da5cc | 423 | if (treeD && fDigits) { |
88cb7938 | 424 | branch = treeD->GetBranch(GetName()); |
fe4da5cc | 425 | if (branch) branch->SetAddress(&fDigits); |
426 | } | |
2cad796f | 427 | |
428 | AliModule::SetTreeAddress(); | |
fe4da5cc | 429 | } |
430 | ||
88cb7938 | 431 | //_______________________________________________________________________ |
432 | void AliDetector::MakeTree(Option_t *option) | |
433 | { | |
434 | //makes a tree (container) for the data defined in option | |
435 | //"H" - hits | |
436 | //"D" - digits | |
437 | //"S" - summable digits | |
438 | //"R" - recontructed points and tracks | |
fe4da5cc | 439 | |
88cb7938 | 440 | AliLoader* loader = GetLoader(); |
441 | if (loader == 0x0) | |
442 | { | |
594d8990 | 443 | AliError(Form("Can not get loader for %s",GetName())); |
88cb7938 | 444 | return; |
445 | } | |
446 | loader->MakeTree(option); //delegate this job to getter | |
447 | } | |
448 | ||
449 | //_______________________________________________________________________ | |
450 | AliLoader* AliDetector::MakeLoader(const char* topfoldername) | |
451 | { | |
452 | //builds standard getter (AliLoader type) | |
453 | //if detector wants to use castomized getter, it must overload this method | |
454 | ||
594d8990 | 455 | AliDebug(1,Form("Creating standard getter for detector %s. Top folder is %s.", |
456 | GetName(),topfoldername)); | |
88cb7938 | 457 | |
458 | fLoader = new AliLoader(GetName(),topfoldername); | |
459 | return fLoader; | |
88cb7938 | 460 | } |
461 | ||
462 | //_______________________________________________________________________ | |
3a83c716 | 463 | TTree* AliDetector::TreeH() const |
88cb7938 | 464 | { |
465 | //Get the hits container from the folder | |
466 | if (GetLoader() == 0x0) | |
467 | { | |
468 | //sunstitude this with make getter when we can obtain the event folder name | |
594d8990 | 469 | AliError("Can not get the getter"); |
88cb7938 | 470 | return 0x0; |
471 | } | |
472 | ||
473 | TTree* tree = (TTree*)GetLoader()->TreeH(); | |
474 | return tree; | |
475 | } | |
476 |