]>
Commit | Line | Data |
---|---|---|
99ccb7f7 | 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 | // $Id$ | |
17 | ||
9edefa04 | 18 | #include <Riostream.h> |
19 | #include <TMath.h> | |
20 | #include <TObjArray.h> | |
21 | #include <TVirtualPad.h> | |
22 | #include <TVirtualX.h> | |
23 | ||
99ccb7f7 | 24 | #include "AliMUONCluster.h" |
168e9c4d | 25 | #include "AliMUONPad.h" |
26 | ||
27 | #include "AliMpEncodePair.h" | |
99ccb7f7 | 28 | |
29 | #include "AliLog.h" | |
99ccb7f7 | 30 | |
3d1463c8 | 31 | //----------------------------------------------------------------------------- |
99ccb7f7 | 32 | /// \class AliMUONCluster |
33 | /// | |
34 | /// A group of adjacent pads | |
35 | /// | |
36 | /// Besides holding an internal array of AliMUONPads, this object | |
37 | /// also computes some global characteristics for that pad sets. | |
38 | /// | |
39 | /// \author Laurent Aphecetche | |
40 | /// | |
3d1463c8 | 41 | //----------------------------------------------------------------------------- |
99ccb7f7 | 42 | |
43 | /// \cond CLASSIMP | |
44 | ClassImp(AliMUONCluster) | |
45 | /// \endcond | |
46 | ||
47 | namespace | |
48 | { | |
49 | //___________________________________________________________________________ | |
50 | Bool_t | |
51 | ShouldUsePad(const AliMUONPad& pad, | |
52 | Int_t cathode, Int_t statusMask, Bool_t matchMask) | |
53 | { | |
54 | ||
55 | // FIXME : we should only use >=0 status, so we can fully | |
56 | // use masking possibility ? | |
57 | if ( pad.Status() < 0 ) return kFALSE; | |
58 | ||
59 | if ( pad.Cathode() == cathode && pad.IsReal() && !pad.IsSaturated() ) | |
60 | { | |
61 | Bool_t test = ( ( pad.Status() & statusMask ) != 0 ); | |
62 | if ( !statusMask ) | |
63 | { | |
64 | test = ( pad.Status() == 0 ); | |
65 | } | |
66 | if ( ( test && matchMask ) || ( !test && !matchMask ) ) | |
67 | { | |
68 | return kTRUE; | |
69 | } | |
70 | } | |
71 | return kFALSE; | |
72 | } | |
73 | ||
74 | //___________________________________________________________________________ | |
75 | Int_t Unique(Int_t n, Double_t* array, Double_t precision) | |
76 | { | |
77 | /// Return the number of *different* elements in array | |
78 | /// where different is up to precision | |
79 | /// Note that we assume that n is >= 1 | |
80 | ||
81 | Int_t count(1); | |
82 | ||
83 | Int_t* index = new Int_t[n]; | |
84 | ||
85 | TMath::Sort(n,array,index); | |
86 | ||
87 | for ( Int_t i = 1; i < n; ++i ) | |
88 | { | |
89 | if ( array[index[i]] - array[index[i-1]] < -precision ) ++count; | |
90 | } | |
91 | ||
92 | delete[] index; | |
93 | ||
94 | return count; | |
95 | } | |
96 | } | |
97 | ||
98 | //_____________________________________________________________________________ | |
99 | AliMUONCluster::AliMUONCluster() | |
100 | : TObject(), | |
e0de1dd9 | 101 | fPads(), |
99ccb7f7 | 102 | fHasPosition(kFALSE), |
103 | fPosition(1E9,1E9), | |
104 | fPositionError(1E9,1E9), | |
105 | fHasCharge(kFALSE), | |
00de388f | 106 | fChi2(0) |
99ccb7f7 | 107 | { |
108 | /// ctor | |
109 | fMultiplicity[0]=fMultiplicity[1]=0; | |
110 | fRawCharge[0]=fRawCharge[1]=0; | |
111 | fCharge[0]=fCharge[1]=0; | |
112 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
e0de1dd9 | 113 | fPads.SetOwner(kTRUE); |
99ccb7f7 | 114 | } |
115 | ||
116 | //_____________________________________________________________________________ | |
117 | AliMUONCluster::AliMUONCluster(const AliMUONCluster& src) | |
118 | : TObject(src), | |
e0de1dd9 | 119 | fPads(), |
99ccb7f7 | 120 | fHasPosition(kFALSE), |
121 | fPosition(1E9,1E9), | |
122 | fPositionError(1E9,1E9), | |
123 | fHasCharge(kFALSE), | |
00de388f | 124 | fChi2(0) |
99ccb7f7 | 125 | { |
126 | /// copy ctor | |
e0de1dd9 | 127 | fPads.SetOwner(kTRUE); |
99ccb7f7 | 128 | src.Copy(*this); |
129 | } | |
130 | ||
131 | //_____________________________________________________________________________ | |
132 | AliMUONCluster& | |
133 | AliMUONCluster::operator=(const AliMUONCluster& src) | |
134 | { | |
135 | /// assignement operator | |
0c8556b9 | 136 | if ( this != &src ) |
137 | { | |
138 | src.Copy(*this); | |
139 | } | |
99ccb7f7 | 140 | return *this; |
141 | } | |
142 | ||
143 | //_____________________________________________________________________________ | |
144 | AliMUONCluster::~AliMUONCluster() | |
145 | { | |
146 | /// dtor : note that we're owner of our pads | |
08bd919e | 147 | // fPads.Delete(); |
99ccb7f7 | 148 | } |
149 | ||
150 | //_____________________________________________________________________________ | |
151 | void | |
00de388f | 152 | AliMUONCluster::Clear(Option_t*) |
153 | { | |
08bd919e | 154 | /// Clear our pad array |
155 | fPads.Clear(); | |
156 | // fPads.Delete(); | |
00de388f | 157 | } |
158 | ||
159 | //_____________________________________________________________________________ | |
160 | Bool_t | |
161 | AliMUONCluster::Contains(const AliMUONPad& pad) const | |
162 | { | |
163 | /// Whether this cluster contains the pad | |
e0de1dd9 | 164 | if (fPads.IsEmpty()) return kFALSE; |
165 | ||
00de388f | 166 | for ( Int_t i = 0; i < Multiplicity(); ++i ) |
167 | { | |
168 | AliMUONPad* p = Pad(i); | |
169 | if ( pad.Compare(p) == 0 ) return kTRUE; | |
170 | } | |
171 | return kFALSE; | |
172 | } | |
173 | ||
174 | //_____________________________________________________________________________ | |
175 | void | |
176 | AliMUONCluster::AddCluster(const AliMUONCluster& cluster) | |
177 | { | |
178 | /// Add all the pads for cluster to this one | |
179 | for ( Int_t i = 0; i < cluster.Multiplicity(); ++i ) | |
180 | { | |
181 | AliMUONPad* p = cluster.Pad(i); | |
182 | if ( Contains(*p) ) | |
183 | { | |
184 | AliError("I already got this pad : "); | |
185 | StdoutToAliError(p->Print();); | |
186 | AliFatal(""); | |
187 | } | |
188 | AddPad(*p); | |
189 | } | |
190 | ||
191 | } | |
192 | ||
193 | //_____________________________________________________________________________ | |
194 | AliMUONPad* | |
99ccb7f7 | 195 | AliMUONCluster::AddPad(const AliMUONPad& pad) |
196 | { | |
197 | /// Add a pad to our pad array, and update some internal information | |
198 | /// accordingly. | |
e0de1dd9 | 199 | |
99ccb7f7 | 200 | AliMUONPad* p = new AliMUONPad(pad); |
e0de1dd9 | 201 | fPads.AddLast(p); |
99ccb7f7 | 202 | p->SetClusterId(GetUniqueID()); |
203 | Int_t cathode = p->Cathode(); | |
204 | ++(fMultiplicity[cathode]); | |
205 | fRawCharge[cathode] += p->Charge(); | |
206 | if ( p->IsSaturated() ) | |
207 | { | |
208 | fIsSaturated[p->Cathode()]=kTRUE; | |
209 | } | |
00de388f | 210 | return p; |
211 | } | |
212 | ||
213 | //___________________________________________________________________________ | |
214 | TString | |
215 | AliMUONCluster::AsString() const | |
216 | { | |
217 | /// Return a string containing a compact form of the pad list | |
218 | TString s(Form("NPADS(%d,%d)",Multiplicity(0),Multiplicity(1))); | |
219 | ||
220 | for (Int_t i = 0; i < Multiplicity(); ++i ) | |
221 | { | |
222 | AliMUONPad* p = Pad(i); | |
223 | s += Form(" (%d,%d,%d) ",p->Cathode(),p->Ix(),p->Iy()); | |
224 | } | |
225 | return s; | |
226 | } | |
227 | ||
228 | ||
229 | //___________________________________________________________________________ | |
230 | Bool_t | |
231 | AliMUONCluster::AreOverlapping(const AliMUONCluster& c1, const AliMUONCluster& c2) | |
232 | { | |
233 | /// Whether the two clusters overlap | |
234 | ||
235 | static Double_t precision = 1E-4; // cm | |
236 | static TVector2 precisionAdjustment(precision,precision); | |
237 | ||
238 | for ( Int_t i1 = 0; i1 < c1.Multiplicity(); ++i1 ) | |
239 | { | |
240 | AliMUONPad* p1 = c1.Pad(i1); | |
241 | ||
242 | for ( Int_t i2 = 0; i2 < c2.Multiplicity(); ++i2 ) | |
243 | { | |
244 | AliMUONPad* p2 = c2.Pad(i2); | |
245 | // Note: we use negative precision numbers, meaning | |
246 | // the area of the pads will be *increased* by these small numbers | |
247 | // prior to check the overlap by the AreOverlapping method, | |
248 | // so pads touching only by the corners will be considered as | |
249 | // overlapping. | |
250 | if ( AliMUONPad::AreOverlapping(*p1,*p2,precisionAdjustment) ) | |
251 | { | |
252 | return kTRUE; | |
253 | } | |
254 | } | |
255 | } | |
256 | return kFALSE; | |
99ccb7f7 | 257 | } |
258 | ||
259 | //_____________________________________________________________________________ | |
260 | AliMpArea | |
261 | AliMUONCluster::Area() const | |
262 | { | |
263 | /// Return the geometrical area covered by this cluster | |
264 | ||
265 | // Start by finding the (x,y) limits of this cluster | |
266 | TVector2 lowerLeft(1E9,1E9); | |
267 | TVector2 upperRight(-1E9,-1E9); | |
268 | ||
269 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
270 | { | |
271 | AliMUONPad* pad = Pad(i); | |
272 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
273 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
274 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
275 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
276 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
277 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
278 | } | |
279 | ||
280 | // then construct the area from those limits | |
6e97fbb8 | 281 | return AliMpArea((lowerLeft+upperRight).X()/2,(lowerLeft+upperRight).Y()/2, |
282 | (upperRight-lowerLeft).X()/2, (upperRight-lowerLeft).Y()/2); | |
99ccb7f7 | 283 | } |
284 | ||
00de388f | 285 | //_____________________________________________________________________________ |
286 | AliMpArea | |
287 | AliMUONCluster::Area(Int_t cathode) const | |
288 | { | |
289 | /// Return the geometrical area covered by this cluster's pads on | |
290 | /// a given cathode | |
291 | ||
292 | // Start by finding the (x,y) limits of this cluster | |
293 | TVector2 lowerLeft(1E9,1E9); | |
294 | TVector2 upperRight(-1E9,-1E9); | |
295 | ||
cd1f0e79 | 296 | for ( Int_t i = 0; i < Multiplicity(); ++i ) |
00de388f | 297 | { |
298 | AliMUONPad* pad = Pad(i); | |
cd1f0e79 | 299 | if ( pad->Cathode() == cathode ) |
300 | { | |
301 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
302 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
303 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
304 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
305 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
306 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
307 | } | |
00de388f | 308 | } |
309 | ||
310 | // then construct the area from those limits | |
6e97fbb8 | 311 | return AliMpArea((lowerLeft+upperRight).X()/2,(lowerLeft+upperRight).Y()/2, |
312 | (upperRight-lowerLeft).X()/2, (upperRight-lowerLeft).Y()/2); | |
00de388f | 313 | } |
314 | ||
2103dc37 | 315 | //_____________________________________________________________________________ |
316 | Bool_t | |
317 | AliMUONCluster::IsMonoCathode() const | |
318 | { | |
319 | /// Whether we have signals only in one of the two cathodes | |
320 | return (Cathode()<2); | |
321 | } | |
322 | ||
00de388f | 323 | //_____________________________________________________________________________ |
324 | Int_t | |
325 | AliMUONCluster::Cathode() const | |
326 | { | |
327 | /// Return the cathode "number" of this cluster : | |
328 | /// 0 if all its pads are on cathode 0 | |
329 | /// 1 if all its pads are on cathode 1 | |
330 | /// 2 if some pads on cath 0 and some on cath 1 | |
331 | ||
332 | Int_t cathode(-1); | |
333 | if (Multiplicity(0)>0 && Multiplicity(1)>0) | |
334 | { | |
335 | cathode=2; | |
336 | } | |
337 | else if (Multiplicity(0)>0) | |
338 | { | |
339 | cathode=0; | |
340 | } | |
341 | else if (Multiplicity(1)>0) | |
342 | { | |
343 | cathode=1; | |
344 | } | |
345 | ||
346 | return cathode; | |
347 | } | |
348 | ||
99ccb7f7 | 349 | //_____________________________________________________________________________ |
350 | void | |
351 | AliMUONCluster::Copy(TObject& obj) const | |
352 | { | |
71a2d3aa | 353 | /// |
354 | /// Copy this cluster to (cluster&)obj | |
355 | /// | |
99ccb7f7 | 356 | TObject::Copy(obj); |
357 | AliMUONCluster& dest = static_cast<AliMUONCluster&>(obj); | |
57f3728e | 358 | |
359 | // dest.fPads.Delete(); | |
360 | dest.fPads.Clear(); | |
361 | ||
362 | for ( Int_t i = 0; i <= fPads.GetLast(); ++i ) | |
363 | { | |
364 | AliMUONPad* p = static_cast<AliMUONPad*>(fPads.UncheckedAt(i)); | |
365 | dest.fPads.AddLast(new AliMUONPad(*p)); | |
366 | } | |
99ccb7f7 | 367 | dest.fHasPosition = fHasPosition; |
368 | dest.fPosition = fPosition; | |
369 | dest.fPositionError = fPositionError; | |
370 | dest.fHasCharge = fHasCharge; | |
99ccb7f7 | 371 | dest.fChi2 = fChi2; |
372 | for ( Int_t i = 0; i < 2; ++i ) | |
373 | { | |
374 | dest.fRawCharge[i] = fRawCharge[i]; | |
375 | dest.fCharge[i] = fCharge[i]; | |
376 | dest.fMultiplicity[i] = fMultiplicity[i]; | |
377 | dest.fIsSaturated[i] = fIsSaturated[i]; | |
378 | } | |
379 | } | |
380 | ||
381 | //_____________________________________________________________________________ | |
382 | Float_t | |
383 | AliMUONCluster::Charge() const | |
384 | { | |
385 | /// Return the average charge over both cathodes | |
530acd78 | 386 | |
387 | if ( Multiplicity(0) && Multiplicity(1) ) | |
388 | { | |
389 | return (Charge(0)+Charge(1))/2.0; | |
390 | } | |
391 | else if ( Multiplicity(0) ) | |
392 | { | |
393 | return Charge(0); | |
394 | } | |
395 | else if ( Multiplicity(1) ) | |
396 | { | |
397 | return Charge(1); | |
398 | } | |
399 | AliError("Should not be here ?!"); | |
400 | return -1.0; | |
99ccb7f7 | 401 | } |
402 | ||
403 | //_____________________________________________________________________________ | |
404 | Float_t | |
405 | AliMUONCluster::Charge(Int_t cathode) const | |
406 | { | |
407 | /// Returns the charge of a given cathode | |
408 | if ( !fHasCharge ) return RawCharge(cathode); | |
409 | ||
410 | if ( cathode == 0 || cathode == 1 ) | |
411 | { | |
412 | return fCharge[cathode]; | |
413 | } | |
414 | return 0; | |
415 | } | |
416 | ||
417 | //_____________________________________________________________________________ | |
418 | Float_t | |
419 | AliMUONCluster::ChargeAsymmetry() const | |
420 | { | |
421 | /// Returns the charge asymmetry | |
422 | if ( Charge() > 0 ) | |
423 | { | |
424 | return TMath::Abs(Charge(0)-Charge(1))/Charge(); | |
425 | } | |
426 | return 0; | |
427 | } | |
428 | ||
00de388f | 429 | //_____________________________________________________________________________ |
430 | TVector2 | |
431 | AliMUONCluster::MaxPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
432 | { | |
433 | /// Returns the maximum pad dimensions (half sizes), only considering | |
434 | /// pads matching (or not, depending matchMask) a given mask | |
435 | ||
436 | TVector2 cath0(MaxPadDimensions(0,statusMask,matchMask)); | |
437 | TVector2 cath1(MaxPadDimensions(1,statusMask,matchMask)); | |
438 | ||
439 | return TVector2( TMath::Max(cath0.X(),cath1.X()), | |
440 | TMath::Max(cath0.Y(),cath1.Y()) ); | |
441 | } | |
442 | ||
443 | //_____________________________________________________________________________ | |
444 | TVector2 | |
445 | AliMUONCluster::MaxPadDimensions(Int_t cathode, | |
446 | Int_t statusMask, Bool_t matchMask) const | |
447 | { | |
448 | /// Returns the maximum pad dimensions (half sizes), only considering | |
449 | /// pads matching (or not, depending matchMask) a given mask, within a | |
450 | /// given cathode | |
451 | ||
452 | Double_t xmax(0); | |
453 | Double_t ymax(0); | |
454 | ||
455 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
456 | { | |
457 | AliMUONPad* pad = Pad(i); | |
458 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
459 | { | |
460 | xmax = TMath::Max(xmax,pad->DX()); | |
461 | ymax = TMath::Max(ymax,pad->DY()); | |
462 | } | |
463 | } | |
464 | return TVector2(xmax,ymax); | |
465 | } | |
466 | ||
99ccb7f7 | 467 | //_____________________________________________________________________________ |
468 | TVector2 | |
469 | AliMUONCluster::MinPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
470 | { | |
471 | /// Returns the minimum pad dimensions (half sizes), only considering | |
472 | /// pads matching (or not, depending matchMask) a given mask | |
473 | ||
474 | TVector2 cath0(MinPadDimensions(0,statusMask,matchMask)); | |
475 | TVector2 cath1(MinPadDimensions(1,statusMask,matchMask)); | |
476 | ||
477 | return TVector2( TMath::Min(cath0.X(),cath1.X()), | |
478 | TMath::Min(cath0.Y(),cath1.Y()) ); | |
479 | } | |
480 | ||
481 | //_____________________________________________________________________________ | |
482 | TVector2 | |
483 | AliMUONCluster::MinPadDimensions(Int_t cathode, | |
484 | Int_t statusMask, Bool_t matchMask) const | |
485 | { | |
486 | /// Returns the minimum pad dimensions (half sizes), only considering | |
487 | /// pads matching (or not, depending matchMask) a given mask, within a | |
488 | /// given cathode | |
489 | ||
490 | Double_t xmin(1E9); | |
491 | Double_t ymin(1E9); | |
492 | ||
493 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
494 | { | |
495 | AliMUONPad* pad = Pad(i); | |
496 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
497 | { | |
498 | xmin = TMath::Min(xmin,pad->DX()); | |
499 | ymin = TMath::Min(ymin,pad->DY()); | |
500 | } | |
501 | } | |
502 | return TVector2(xmin,ymin); | |
503 | } | |
504 | ||
505 | //_____________________________________________________________________________ | |
506 | Int_t | |
507 | AliMUONCluster::Multiplicity() const | |
508 | { | |
509 | /// Returns the total number of pads in this cluster | |
510 | return Multiplicity(0)+Multiplicity(1); | |
511 | } | |
512 | ||
513 | //_____________________________________________________________________________ | |
514 | Int_t | |
515 | AliMUONCluster::Multiplicity(Int_t cathode) const | |
516 | { | |
517 | /// Returns the number of pads in this cluster, in the given cathode | |
518 | if ( cathode == 0 || cathode == 1 ) | |
519 | { | |
520 | return fMultiplicity[cathode]; | |
521 | } | |
522 | return 0; | |
523 | } | |
524 | ||
525 | //_____________________________________________________________________________ | |
168e9c4d | 526 | Long_t |
99ccb7f7 | 527 | AliMUONCluster::NofPads(Int_t statusMask, Bool_t matchMask) const |
528 | { | |
529 | /// Number of pads satisfying (or not, depending matchMask) a | |
168e9c4d | 530 | /// given mask |
99ccb7f7 | 531 | |
532 | Int_t nx, ny; | |
533 | ||
534 | TVector2 dim0(MinPadDimensions(0,statusMask,matchMask)); | |
535 | TVector2 dim1(MinPadDimensions(1,statusMask,matchMask)); | |
536 | ||
168e9c4d | 537 | Long_t npad0(NofPads(0,statusMask,matchMask)); |
538 | Long_t npad1(NofPads(1,statusMask,matchMask)); | |
99ccb7f7 | 539 | |
540 | if ( TMath::Abs( (dim0-dim1).X() ) < 1E-3 ) | |
541 | { | |
168e9c4d | 542 | nx = TMath::Max( AliMp::PairFirst(npad0), AliMp::PairFirst(npad1) ); |
99ccb7f7 | 543 | } |
544 | else | |
545 | { | |
168e9c4d | 546 | nx = dim0.X() < dim1.X() ? AliMp::PairFirst(npad0) : AliMp::PairFirst(npad1); |
99ccb7f7 | 547 | } |
548 | ||
549 | if ( TMath::Abs( (dim0-dim1).Y() ) < 1E-3 ) | |
550 | { | |
168e9c4d | 551 | ny = TMath::Max( AliMp::PairSecond(npad0), AliMp::PairSecond(npad1) ); |
99ccb7f7 | 552 | } |
553 | else | |
554 | { | |
168e9c4d | 555 | ny = dim0.Y() < dim1.Y() ? AliMp::PairSecond(npad0) : AliMp::PairSecond(npad1); |
99ccb7f7 | 556 | } |
557 | ||
168e9c4d | 558 | return AliMp::Pair(nx,ny); |
99ccb7f7 | 559 | } |
560 | ||
561 | //_____________________________________________________________________________ | |
168e9c4d | 562 | Long_t |
99ccb7f7 | 563 | AliMUONCluster::NofPads(Int_t cathode, |
564 | Int_t statusMask, Bool_t matchMask) const | |
565 | { | |
566 | /// Number of pads of a given cathode, satisfying (or not, | |
567 | /// depending matchMask) a given mask | |
568 | ||
569 | Int_t n = Multiplicity(cathode); | |
570 | if (!n) | |
571 | { | |
168e9c4d | 572 | return 0; |
99ccb7f7 | 573 | } |
574 | Double_t* x = new Double_t[n]; | |
575 | Double_t* y = new Double_t[n]; | |
576 | Int_t np(0); | |
577 | ||
578 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
579 | { | |
580 | AliMUONPad* pad = Pad(i); | |
581 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
582 | { | |
583 | x[np] = pad->X(); | |
584 | y[np] = pad->Y(); | |
585 | ++np; | |
586 | } | |
587 | } | |
588 | ||
589 | Int_t cx = Unique(np,x,0.01); | |
590 | Int_t cy = Unique(np,y,0.01); | |
591 | ||
592 | delete[] x; | |
593 | delete[] y; | |
594 | ||
168e9c4d | 595 | return AliMp::Pair(cx,cy); |
99ccb7f7 | 596 | } |
597 | ||
598 | //_____________________________________________________________________________ | |
599 | AliMUONPad* | |
600 | AliMUONCluster::Pad(Int_t index) const | |
601 | { | |
602 | /// Returns the index-th pad | |
603 | ||
e0de1dd9 | 604 | if (fPads.IsEmpty()) return 0x0; |
605 | if ( index < fPads.GetLast()+1 ) | |
99ccb7f7 | 606 | { |
e0de1dd9 | 607 | return static_cast<AliMUONPad*>(fPads.At(index)); |
99ccb7f7 | 608 | } |
609 | else | |
610 | { | |
00de388f | 611 | AliError(Form("Requested index %d out of bounds (%d) Mult is %d",index, |
e0de1dd9 | 612 | fPads.GetLast(),Multiplicity())); |
00de388f | 613 | DumpMe(); |
99ccb7f7 | 614 | } |
615 | return 0x0; | |
616 | } | |
617 | ||
618 | ||
619 | //_____________________________________________________________________________ | |
620 | void | |
621 | AliMUONCluster::Paint(Option_t*) | |
622 | { | |
623 | /// Paint this cluster | |
624 | if (!Multiplicity()) return; | |
625 | ||
626 | AliMpArea area(Area()); | |
627 | ||
628 | gPad->Range(area.LeftBorder(),area.DownBorder(),area.RightBorder(),area.UpBorder()); | |
629 | ||
630 | gVirtualX->SetFillStyle(0); | |
631 | ||
632 | gVirtualX->SetLineColor(2); | |
633 | gVirtualX->SetLineWidth(4); | |
634 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
635 | { | |
636 | AliMUONPad* pad = Pad(i); | |
637 | if ( pad->Cathode() == 0 ) pad->Paint(); | |
638 | } | |
639 | ||
640 | gVirtualX->SetLineColor(4); | |
641 | gVirtualX->SetLineWidth(2); | |
642 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
643 | { | |
644 | AliMUONPad* pad = Pad(i); | |
645 | if ( pad->Cathode() == 1 ) pad->Paint(); | |
646 | } | |
647 | ||
648 | } | |
649 | ||
00de388f | 650 | //_____________________________________________________________________________ |
651 | void | |
652 | AliMUONCluster::DumpMe() const | |
653 | { | |
654 | /// printout | |
655 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
656 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
657 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
658 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; | |
659 | if ( HasPosition() ) | |
660 | { | |
661 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
662 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
663 | } | |
664 | cout << endl; | |
665 | // cout << " " << Area() << endl; | |
e0de1dd9 | 666 | for (Int_t i = 0; i < fPads.GetSize(); ++i) |
00de388f | 667 | { |
1130977f | 668 | cout << Form("fPads[%d]=%p",i,fPads.At(i)) << endl; |
e0de1dd9 | 669 | if ( fPads.At(i) ) fPads.At(i)->Print(); |
670 | } | |
00de388f | 671 | } |
672 | ||
673 | ||
99ccb7f7 | 674 | //_____________________________________________________________________________ |
675 | void | |
676 | AliMUONCluster::Print(Option_t* opt) const | |
677 | { | |
678 | /// printout | |
679 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
680 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
681 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
97d5019e | 682 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; |
99ccb7f7 | 683 | if ( HasPosition() ) |
684 | { | |
685 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
686 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
687 | } | |
00de388f | 688 | cout << " " << Area(); |
e0de1dd9 | 689 | |
690 | TObjArray* a = static_cast<TObjArray*>(fPads.Clone()); | |
691 | a->Sort(); | |
692 | a->Print("",opt); | |
693 | delete a; | |
99ccb7f7 | 694 | } |
695 | ||
696 | //_____________________________________________________________________________ | |
00de388f | 697 | //Bool_t |
698 | //AliMUONCluster::IsEqual(const TObject* obj) const | |
699 | //{ | |
700 | // const AliMUONCluster* c = static_cast<const AliMUONCluster*>(obj); | |
701 | // if ( c->Multiplicity() != Multiplicity() ) return kFALSE; | |
702 | // | |
703 | // for ( Int_t i = 0; i < c->Multiplicity(); ++i ) | |
704 | // { | |
705 | // AliMUONPad* p = c->Pad(i); | |
706 | // if ( p->Compare(Pad(i)) ) return kFALSE; | |
707 | // } | |
708 | // return kTRUE; | |
709 | //} | |
710 | ||
711 | //_____________________________________________________________________________ | |
712 | Int_t | |
713 | AliMUONCluster::Compare(const TObject* obj) const | |
99ccb7f7 | 714 | { |
00de388f | 715 | /// Compare two clusters. Comparison is made on position and rawcharge only. |
716 | ||
717 | const AliMUONCluster* cluster = static_cast<const AliMUONCluster*>(obj); | |
718 | ||
719 | AliMpArea carea(cluster->Area()); | |
720 | AliMpArea area(Area()); | |
721 | ||
6e97fbb8 | 722 | if ( carea.GetPositionX() > area.GetPositionX() ) |
00de388f | 723 | { |
724 | return 1; | |
725 | } | |
6e97fbb8 | 726 | else if ( carea.GetPositionX() < area.GetPositionX() ) |
00de388f | 727 | { |
728 | return -1; | |
729 | } | |
730 | else | |
731 | { | |
6e97fbb8 | 732 | if ( carea.GetPositionY() > area.GetPositionY() ) |
00de388f | 733 | { |
734 | return 1; | |
735 | } | |
6e97fbb8 | 736 | else if ( carea.GetPositionY() < area.GetPositionY() ) |
00de388f | 737 | { |
738 | return -1; | |
739 | } | |
740 | else | |
741 | { | |
742 | if ( cluster->RawCharge() > RawCharge() ) | |
743 | { | |
744 | return 1; | |
745 | } | |
746 | else if ( cluster->RawCharge() < RawCharge() ) | |
747 | { | |
748 | return -1; | |
749 | } | |
750 | } | |
751 | } | |
752 | return 0; | |
99ccb7f7 | 753 | } |
754 | ||
755 | //_____________________________________________________________________________ | |
756 | void | |
757 | AliMUONCluster::RemovePad(AliMUONPad* pad) | |
758 | { | |
759 | /// Remove a pad. | |
760 | /// As a consequence, some internal information must be updated | |
761 | ||
e0de1dd9 | 762 | fPads.Remove(pad); |
763 | fPads.Compress(); | |
57f3728e | 764 | delete pad; |
99ccb7f7 | 765 | // update cluster's data |
766 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
767 | fMultiplicity[0]=fMultiplicity[1]=0; | |
768 | fRawCharge[0]=fRawCharge[1]=0; | |
e0de1dd9 | 769 | for ( Int_t i = 0; i <= fPads.GetLast(); ++i ) |
99ccb7f7 | 770 | { |
771 | AliMUONPad* p = Pad(i); | |
772 | if ( p->IsSaturated() ) | |
773 | { | |
774 | fIsSaturated[p->Cathode()] = kTRUE; | |
775 | } | |
776 | ++fMultiplicity[p->Cathode()]; | |
777 | fRawCharge[p->Cathode()] += p->Charge(); | |
778 | } | |
99ccb7f7 | 779 | } |
780 | ||
781 | //_____________________________________________________________________________ | |
782 | Float_t | |
783 | AliMUONCluster::RawCharge() const | |
784 | { | |
785 | /// Returns the raw average charge | |
786 | return (RawCharge(0)+RawCharge(1))/2.0; | |
787 | } | |
788 | ||
789 | //_____________________________________________________________________________ | |
790 | Float_t | |
791 | AliMUONCluster::RawCharge(Int_t cathode) const | |
792 | { | |
793 | /// Returns the average charge of a given cathode | |
794 | if ( cathode == 0 || cathode == 1 ) | |
795 | { | |
796 | return fRawCharge[cathode]; | |
797 | } | |
798 | return 0; | |
799 | } | |
800 | ||
801 | //_____________________________________________________________________________ | |
802 | Float_t | |
803 | AliMUONCluster::RawChargeAsymmetry() const | |
804 | { | |
805 | /// Returns the raw charge asymmetry | |
806 | if ( RawCharge() > 0 ) | |
807 | { | |
808 | return TMath::Abs(RawCharge(0)-RawCharge(1))/RawCharge(); | |
809 | } | |
810 | return 0; | |
811 | } |