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