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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 | |
b80faac0 | 43 | using std::cout; |
44 | using std::endl; | |
99ccb7f7 | 45 | /// \cond CLASSIMP |
46 | ClassImp(AliMUONCluster) | |
47 | /// \endcond | |
48 | ||
49 | namespace | |
50 | { | |
51 | //___________________________________________________________________________ | |
52 | Bool_t | |
53 | ShouldUsePad(const AliMUONPad& pad, | |
54 | Int_t cathode, Int_t statusMask, Bool_t matchMask) | |
55 | { | |
56 | ||
57 | // FIXME : we should only use >=0 status, so we can fully | |
58 | // use masking possibility ? | |
59 | if ( pad.Status() < 0 ) return kFALSE; | |
60 | ||
61 | if ( pad.Cathode() == cathode && pad.IsReal() && !pad.IsSaturated() ) | |
62 | { | |
63 | Bool_t test = ( ( pad.Status() & statusMask ) != 0 ); | |
64 | if ( !statusMask ) | |
65 | { | |
66 | test = ( pad.Status() == 0 ); | |
67 | } | |
68 | if ( ( test && matchMask ) || ( !test && !matchMask ) ) | |
69 | { | |
70 | return kTRUE; | |
71 | } | |
72 | } | |
73 | return kFALSE; | |
74 | } | |
75 | ||
76 | //___________________________________________________________________________ | |
77 | Int_t Unique(Int_t n, Double_t* array, Double_t precision) | |
78 | { | |
79 | /// Return the number of *different* elements in array | |
80 | /// where different is up to precision | |
81 | /// Note that we assume that n is >= 1 | |
82 | ||
83 | Int_t count(1); | |
84 | ||
85 | Int_t* index = new Int_t[n]; | |
86 | ||
87 | TMath::Sort(n,array,index); | |
88 | ||
89 | for ( Int_t i = 1; i < n; ++i ) | |
90 | { | |
91 | if ( array[index[i]] - array[index[i-1]] < -precision ) ++count; | |
92 | } | |
93 | ||
94 | delete[] index; | |
95 | ||
96 | return count; | |
97 | } | |
98 | } | |
99 | ||
100 | //_____________________________________________________________________________ | |
101 | AliMUONCluster::AliMUONCluster() | |
102 | : TObject(), | |
e0de1dd9 | 103 | fPads(), |
99ccb7f7 | 104 | fHasPosition(kFALSE), |
105 | fPosition(1E9,1E9), | |
106 | fPositionError(1E9,1E9), | |
107 | fHasCharge(kFALSE), | |
00de388f | 108 | fChi2(0) |
99ccb7f7 | 109 | { |
110 | /// ctor | |
111 | fMultiplicity[0]=fMultiplicity[1]=0; | |
112 | fRawCharge[0]=fRawCharge[1]=0; | |
113 | fCharge[0]=fCharge[1]=0; | |
114 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
e0de1dd9 | 115 | fPads.SetOwner(kTRUE); |
99ccb7f7 | 116 | } |
117 | ||
118 | //_____________________________________________________________________________ | |
119 | AliMUONCluster::AliMUONCluster(const AliMUONCluster& src) | |
120 | : TObject(src), | |
e0de1dd9 | 121 | fPads(), |
99ccb7f7 | 122 | fHasPosition(kFALSE), |
123 | fPosition(1E9,1E9), | |
124 | fPositionError(1E9,1E9), | |
125 | fHasCharge(kFALSE), | |
00de388f | 126 | fChi2(0) |
99ccb7f7 | 127 | { |
128 | /// copy ctor | |
e0de1dd9 | 129 | fPads.SetOwner(kTRUE); |
99ccb7f7 | 130 | src.Copy(*this); |
131 | } | |
132 | ||
133 | //_____________________________________________________________________________ | |
134 | AliMUONCluster& | |
135 | AliMUONCluster::operator=(const AliMUONCluster& src) | |
136 | { | |
137 | /// assignement operator | |
0c8556b9 | 138 | if ( this != &src ) |
139 | { | |
140 | src.Copy(*this); | |
141 | } | |
99ccb7f7 | 142 | return *this; |
143 | } | |
144 | ||
145 | //_____________________________________________________________________________ | |
146 | AliMUONCluster::~AliMUONCluster() | |
147 | { | |
148 | /// dtor : note that we're owner of our pads | |
08bd919e | 149 | // fPads.Delete(); |
99ccb7f7 | 150 | } |
151 | ||
152 | //_____________________________________________________________________________ | |
153 | void | |
00de388f | 154 | AliMUONCluster::Clear(Option_t*) |
155 | { | |
08bd919e | 156 | /// Clear our pad array |
157 | fPads.Clear(); | |
158 | // fPads.Delete(); | |
00de388f | 159 | } |
160 | ||
161 | //_____________________________________________________________________________ | |
162 | Bool_t | |
163 | AliMUONCluster::Contains(const AliMUONPad& pad) const | |
164 | { | |
165 | /// Whether this cluster contains the pad | |
e0de1dd9 | 166 | if (fPads.IsEmpty()) return kFALSE; |
167 | ||
00de388f | 168 | for ( Int_t i = 0; i < Multiplicity(); ++i ) |
169 | { | |
170 | AliMUONPad* p = Pad(i); | |
171 | if ( pad.Compare(p) == 0 ) return kTRUE; | |
172 | } | |
173 | return kFALSE; | |
174 | } | |
175 | ||
176 | //_____________________________________________________________________________ | |
177 | void | |
178 | AliMUONCluster::AddCluster(const AliMUONCluster& cluster) | |
179 | { | |
180 | /// Add all the pads for cluster to this one | |
181 | for ( Int_t i = 0; i < cluster.Multiplicity(); ++i ) | |
182 | { | |
183 | AliMUONPad* p = cluster.Pad(i); | |
184 | if ( Contains(*p) ) | |
185 | { | |
186 | AliError("I already got this pad : "); | |
187 | StdoutToAliError(p->Print();); | |
188 | AliFatal(""); | |
189 | } | |
190 | AddPad(*p); | |
191 | } | |
192 | ||
193 | } | |
194 | ||
195 | //_____________________________________________________________________________ | |
196 | AliMUONPad* | |
99ccb7f7 | 197 | AliMUONCluster::AddPad(const AliMUONPad& pad) |
198 | { | |
199 | /// Add a pad to our pad array, and update some internal information | |
200 | /// accordingly. | |
e0de1dd9 | 201 | |
99ccb7f7 | 202 | AliMUONPad* p = new AliMUONPad(pad); |
e0de1dd9 | 203 | fPads.AddLast(p); |
99ccb7f7 | 204 | p->SetClusterId(GetUniqueID()); |
205 | Int_t cathode = p->Cathode(); | |
206 | ++(fMultiplicity[cathode]); | |
207 | fRawCharge[cathode] += p->Charge(); | |
208 | if ( p->IsSaturated() ) | |
209 | { | |
210 | fIsSaturated[p->Cathode()]=kTRUE; | |
211 | } | |
00de388f | 212 | return p; |
213 | } | |
214 | ||
215 | //___________________________________________________________________________ | |
216 | TString | |
217 | AliMUONCluster::AsString() const | |
218 | { | |
219 | /// Return a string containing a compact form of the pad list | |
220 | TString s(Form("NPADS(%d,%d)",Multiplicity(0),Multiplicity(1))); | |
221 | ||
222 | for (Int_t i = 0; i < Multiplicity(); ++i ) | |
223 | { | |
224 | AliMUONPad* p = Pad(i); | |
225 | s += Form(" (%d,%d,%d) ",p->Cathode(),p->Ix(),p->Iy()); | |
226 | } | |
227 | return s; | |
228 | } | |
229 | ||
230 | ||
231 | //___________________________________________________________________________ | |
232 | Bool_t | |
233 | AliMUONCluster::AreOverlapping(const AliMUONCluster& c1, const AliMUONCluster& c2) | |
234 | { | |
235 | /// Whether the two clusters overlap | |
236 | ||
237 | static Double_t precision = 1E-4; // cm | |
238 | static TVector2 precisionAdjustment(precision,precision); | |
239 | ||
240 | for ( Int_t i1 = 0; i1 < c1.Multiplicity(); ++i1 ) | |
241 | { | |
242 | AliMUONPad* p1 = c1.Pad(i1); | |
243 | ||
244 | for ( Int_t i2 = 0; i2 < c2.Multiplicity(); ++i2 ) | |
245 | { | |
246 | AliMUONPad* p2 = c2.Pad(i2); | |
247 | // Note: we use negative precision numbers, meaning | |
248 | // the area of the pads will be *increased* by these small numbers | |
249 | // prior to check the overlap by the AreOverlapping method, | |
250 | // so pads touching only by the corners will be considered as | |
251 | // overlapping. | |
252 | if ( AliMUONPad::AreOverlapping(*p1,*p2,precisionAdjustment) ) | |
253 | { | |
254 | return kTRUE; | |
255 | } | |
256 | } | |
257 | } | |
258 | return kFALSE; | |
99ccb7f7 | 259 | } |
260 | ||
261 | //_____________________________________________________________________________ | |
262 | AliMpArea | |
263 | AliMUONCluster::Area() const | |
264 | { | |
265 | /// Return the geometrical area covered by this cluster | |
266 | ||
267 | // Start by finding the (x,y) limits of this cluster | |
268 | TVector2 lowerLeft(1E9,1E9); | |
269 | TVector2 upperRight(-1E9,-1E9); | |
270 | ||
271 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
272 | { | |
273 | AliMUONPad* pad = Pad(i); | |
274 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
275 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
276 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
277 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
278 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
279 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
280 | } | |
281 | ||
282 | // then construct the area from those limits | |
6e97fbb8 | 283 | return AliMpArea((lowerLeft+upperRight).X()/2,(lowerLeft+upperRight).Y()/2, |
284 | (upperRight-lowerLeft).X()/2, (upperRight-lowerLeft).Y()/2); | |
99ccb7f7 | 285 | } |
286 | ||
00de388f | 287 | //_____________________________________________________________________________ |
288 | AliMpArea | |
289 | AliMUONCluster::Area(Int_t cathode) const | |
290 | { | |
291 | /// Return the geometrical area covered by this cluster's pads on | |
292 | /// a given cathode | |
293 | ||
294 | // Start by finding the (x,y) limits of this cluster | |
295 | TVector2 lowerLeft(1E9,1E9); | |
296 | TVector2 upperRight(-1E9,-1E9); | |
297 | ||
cd1f0e79 | 298 | for ( Int_t i = 0; i < Multiplicity(); ++i ) |
00de388f | 299 | { |
300 | AliMUONPad* pad = Pad(i); | |
cd1f0e79 | 301 | if ( pad->Cathode() == cathode ) |
302 | { | |
303 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
304 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
305 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
306 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
307 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
308 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
309 | } | |
00de388f | 310 | } |
311 | ||
312 | // then construct the area from those limits | |
6e97fbb8 | 313 | return AliMpArea((lowerLeft+upperRight).X()/2,(lowerLeft+upperRight).Y()/2, |
314 | (upperRight-lowerLeft).X()/2, (upperRight-lowerLeft).Y()/2); | |
00de388f | 315 | } |
316 | ||
2103dc37 | 317 | //_____________________________________________________________________________ |
318 | Bool_t | |
319 | AliMUONCluster::IsMonoCathode() const | |
320 | { | |
321 | /// Whether we have signals only in one of the two cathodes | |
322 | return (Cathode()<2); | |
323 | } | |
324 | ||
00de388f | 325 | //_____________________________________________________________________________ |
326 | Int_t | |
327 | AliMUONCluster::Cathode() const | |
328 | { | |
329 | /// Return the cathode "number" of this cluster : | |
330 | /// 0 if all its pads are on cathode 0 | |
331 | /// 1 if all its pads are on cathode 1 | |
332 | /// 2 if some pads on cath 0 and some on cath 1 | |
333 | ||
334 | Int_t cathode(-1); | |
335 | if (Multiplicity(0)>0 && Multiplicity(1)>0) | |
336 | { | |
337 | cathode=2; | |
338 | } | |
339 | else if (Multiplicity(0)>0) | |
340 | { | |
341 | cathode=0; | |
342 | } | |
343 | else if (Multiplicity(1)>0) | |
344 | { | |
345 | cathode=1; | |
346 | } | |
347 | ||
348 | return cathode; | |
349 | } | |
350 | ||
99ccb7f7 | 351 | //_____________________________________________________________________________ |
352 | void | |
353 | AliMUONCluster::Copy(TObject& obj) const | |
354 | { | |
71a2d3aa | 355 | /// |
356 | /// Copy this cluster to (cluster&)obj | |
357 | /// | |
99ccb7f7 | 358 | TObject::Copy(obj); |
359 | AliMUONCluster& dest = static_cast<AliMUONCluster&>(obj); | |
57f3728e | 360 | |
361 | // dest.fPads.Delete(); | |
362 | dest.fPads.Clear(); | |
363 | ||
364 | for ( Int_t i = 0; i <= fPads.GetLast(); ++i ) | |
365 | { | |
366 | AliMUONPad* p = static_cast<AliMUONPad*>(fPads.UncheckedAt(i)); | |
367 | dest.fPads.AddLast(new AliMUONPad(*p)); | |
368 | } | |
99ccb7f7 | 369 | dest.fHasPosition = fHasPosition; |
370 | dest.fPosition = fPosition; | |
371 | dest.fPositionError = fPositionError; | |
372 | dest.fHasCharge = fHasCharge; | |
99ccb7f7 | 373 | dest.fChi2 = fChi2; |
374 | for ( Int_t i = 0; i < 2; ++i ) | |
375 | { | |
376 | dest.fRawCharge[i] = fRawCharge[i]; | |
377 | dest.fCharge[i] = fCharge[i]; | |
378 | dest.fMultiplicity[i] = fMultiplicity[i]; | |
379 | dest.fIsSaturated[i] = fIsSaturated[i]; | |
380 | } | |
381 | } | |
382 | ||
383 | //_____________________________________________________________________________ | |
384 | Float_t | |
385 | AliMUONCluster::Charge() const | |
386 | { | |
387 | /// Return the average charge over both cathodes | |
530acd78 | 388 | |
389 | if ( Multiplicity(0) && Multiplicity(1) ) | |
390 | { | |
391 | return (Charge(0)+Charge(1))/2.0; | |
392 | } | |
393 | else if ( Multiplicity(0) ) | |
394 | { | |
395 | return Charge(0); | |
396 | } | |
397 | else if ( Multiplicity(1) ) | |
398 | { | |
399 | return Charge(1); | |
400 | } | |
401 | AliError("Should not be here ?!"); | |
402 | return -1.0; | |
99ccb7f7 | 403 | } |
404 | ||
405 | //_____________________________________________________________________________ | |
406 | Float_t | |
407 | AliMUONCluster::Charge(Int_t cathode) const | |
408 | { | |
409 | /// Returns the charge of a given cathode | |
410 | if ( !fHasCharge ) return RawCharge(cathode); | |
411 | ||
412 | if ( cathode == 0 || cathode == 1 ) | |
413 | { | |
414 | return fCharge[cathode]; | |
415 | } | |
416 | return 0; | |
417 | } | |
418 | ||
419 | //_____________________________________________________________________________ | |
420 | Float_t | |
421 | AliMUONCluster::ChargeAsymmetry() const | |
422 | { | |
423 | /// Returns the charge asymmetry | |
424 | if ( Charge() > 0 ) | |
425 | { | |
426 | return TMath::Abs(Charge(0)-Charge(1))/Charge(); | |
427 | } | |
428 | return 0; | |
429 | } | |
430 | ||
00de388f | 431 | //_____________________________________________________________________________ |
432 | TVector2 | |
433 | AliMUONCluster::MaxPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
434 | { | |
435 | /// Returns the maximum pad dimensions (half sizes), only considering | |
436 | /// pads matching (or not, depending matchMask) a given mask | |
437 | ||
438 | TVector2 cath0(MaxPadDimensions(0,statusMask,matchMask)); | |
439 | TVector2 cath1(MaxPadDimensions(1,statusMask,matchMask)); | |
440 | ||
441 | return TVector2( TMath::Max(cath0.X(),cath1.X()), | |
442 | TMath::Max(cath0.Y(),cath1.Y()) ); | |
443 | } | |
444 | ||
445 | //_____________________________________________________________________________ | |
446 | TVector2 | |
447 | AliMUONCluster::MaxPadDimensions(Int_t cathode, | |
448 | Int_t statusMask, Bool_t matchMask) const | |
449 | { | |
450 | /// Returns the maximum pad dimensions (half sizes), only considering | |
451 | /// pads matching (or not, depending matchMask) a given mask, within a | |
452 | /// given cathode | |
453 | ||
454 | Double_t xmax(0); | |
455 | Double_t ymax(0); | |
456 | ||
457 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
458 | { | |
459 | AliMUONPad* pad = Pad(i); | |
460 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
461 | { | |
462 | xmax = TMath::Max(xmax,pad->DX()); | |
463 | ymax = TMath::Max(ymax,pad->DY()); | |
464 | } | |
465 | } | |
466 | return TVector2(xmax,ymax); | |
467 | } | |
468 | ||
99ccb7f7 | 469 | //_____________________________________________________________________________ |
470 | TVector2 | |
471 | AliMUONCluster::MinPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
472 | { | |
473 | /// Returns the minimum pad dimensions (half sizes), only considering | |
474 | /// pads matching (or not, depending matchMask) a given mask | |
475 | ||
476 | TVector2 cath0(MinPadDimensions(0,statusMask,matchMask)); | |
477 | TVector2 cath1(MinPadDimensions(1,statusMask,matchMask)); | |
478 | ||
479 | return TVector2( TMath::Min(cath0.X(),cath1.X()), | |
480 | TMath::Min(cath0.Y(),cath1.Y()) ); | |
481 | } | |
482 | ||
483 | //_____________________________________________________________________________ | |
484 | TVector2 | |
485 | AliMUONCluster::MinPadDimensions(Int_t cathode, | |
486 | Int_t statusMask, Bool_t matchMask) const | |
487 | { | |
488 | /// Returns the minimum pad dimensions (half sizes), only considering | |
489 | /// pads matching (or not, depending matchMask) a given mask, within a | |
490 | /// given cathode | |
491 | ||
492 | Double_t xmin(1E9); | |
493 | Double_t ymin(1E9); | |
494 | ||
495 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
496 | { | |
497 | AliMUONPad* pad = Pad(i); | |
498 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
499 | { | |
500 | xmin = TMath::Min(xmin,pad->DX()); | |
501 | ymin = TMath::Min(ymin,pad->DY()); | |
502 | } | |
503 | } | |
504 | return TVector2(xmin,ymin); | |
505 | } | |
506 | ||
507 | //_____________________________________________________________________________ | |
508 | Int_t | |
509 | AliMUONCluster::Multiplicity() const | |
510 | { | |
511 | /// Returns the total number of pads in this cluster | |
512 | return Multiplicity(0)+Multiplicity(1); | |
513 | } | |
514 | ||
515 | //_____________________________________________________________________________ | |
516 | Int_t | |
517 | AliMUONCluster::Multiplicity(Int_t cathode) const | |
518 | { | |
519 | /// Returns the number of pads in this cluster, in the given cathode | |
520 | if ( cathode == 0 || cathode == 1 ) | |
521 | { | |
522 | return fMultiplicity[cathode]; | |
523 | } | |
524 | return 0; | |
525 | } | |
526 | ||
527 | //_____________________________________________________________________________ | |
168e9c4d | 528 | Long_t |
99ccb7f7 | 529 | AliMUONCluster::NofPads(Int_t statusMask, Bool_t matchMask) const |
530 | { | |
531 | /// Number of pads satisfying (or not, depending matchMask) a | |
168e9c4d | 532 | /// given mask |
99ccb7f7 | 533 | |
534 | Int_t nx, ny; | |
535 | ||
536 | TVector2 dim0(MinPadDimensions(0,statusMask,matchMask)); | |
537 | TVector2 dim1(MinPadDimensions(1,statusMask,matchMask)); | |
538 | ||
168e9c4d | 539 | Long_t npad0(NofPads(0,statusMask,matchMask)); |
540 | Long_t npad1(NofPads(1,statusMask,matchMask)); | |
99ccb7f7 | 541 | |
542 | if ( TMath::Abs( (dim0-dim1).X() ) < 1E-3 ) | |
543 | { | |
168e9c4d | 544 | nx = TMath::Max( AliMp::PairFirst(npad0), AliMp::PairFirst(npad1) ); |
99ccb7f7 | 545 | } |
546 | else | |
547 | { | |
168e9c4d | 548 | nx = dim0.X() < dim1.X() ? AliMp::PairFirst(npad0) : AliMp::PairFirst(npad1); |
99ccb7f7 | 549 | } |
550 | ||
551 | if ( TMath::Abs( (dim0-dim1).Y() ) < 1E-3 ) | |
552 | { | |
168e9c4d | 553 | ny = TMath::Max( AliMp::PairSecond(npad0), AliMp::PairSecond(npad1) ); |
99ccb7f7 | 554 | } |
555 | else | |
556 | { | |
168e9c4d | 557 | ny = dim0.Y() < dim1.Y() ? AliMp::PairSecond(npad0) : AliMp::PairSecond(npad1); |
99ccb7f7 | 558 | } |
559 | ||
168e9c4d | 560 | return AliMp::Pair(nx,ny); |
99ccb7f7 | 561 | } |
562 | ||
563 | //_____________________________________________________________________________ | |
168e9c4d | 564 | Long_t |
99ccb7f7 | 565 | AliMUONCluster::NofPads(Int_t cathode, |
566 | Int_t statusMask, Bool_t matchMask) const | |
567 | { | |
568 | /// Number of pads of a given cathode, satisfying (or not, | |
569 | /// depending matchMask) a given mask | |
570 | ||
571 | Int_t n = Multiplicity(cathode); | |
572 | if (!n) | |
573 | { | |
168e9c4d | 574 | return 0; |
99ccb7f7 | 575 | } |
576 | Double_t* x = new Double_t[n]; | |
577 | Double_t* y = new Double_t[n]; | |
578 | Int_t np(0); | |
579 | ||
580 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
581 | { | |
582 | AliMUONPad* pad = Pad(i); | |
583 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
584 | { | |
585 | x[np] = pad->X(); | |
586 | y[np] = pad->Y(); | |
587 | ++np; | |
588 | } | |
589 | } | |
590 | ||
591 | Int_t cx = Unique(np,x,0.01); | |
592 | Int_t cy = Unique(np,y,0.01); | |
593 | ||
594 | delete[] x; | |
595 | delete[] y; | |
596 | ||
168e9c4d | 597 | return AliMp::Pair(cx,cy); |
99ccb7f7 | 598 | } |
599 | ||
600 | //_____________________________________________________________________________ | |
601 | AliMUONPad* | |
602 | AliMUONCluster::Pad(Int_t index) const | |
603 | { | |
604 | /// Returns the index-th pad | |
605 | ||
e0de1dd9 | 606 | if (fPads.IsEmpty()) return 0x0; |
607 | if ( index < fPads.GetLast()+1 ) | |
99ccb7f7 | 608 | { |
e0de1dd9 | 609 | return static_cast<AliMUONPad*>(fPads.At(index)); |
99ccb7f7 | 610 | } |
611 | else | |
612 | { | |
00de388f | 613 | AliError(Form("Requested index %d out of bounds (%d) Mult is %d",index, |
e0de1dd9 | 614 | fPads.GetLast(),Multiplicity())); |
00de388f | 615 | DumpMe(); |
99ccb7f7 | 616 | } |
617 | return 0x0; | |
618 | } | |
619 | ||
620 | ||
621 | //_____________________________________________________________________________ | |
622 | void | |
623 | AliMUONCluster::Paint(Option_t*) | |
624 | { | |
625 | /// Paint this cluster | |
626 | if (!Multiplicity()) return; | |
627 | ||
628 | AliMpArea area(Area()); | |
629 | ||
630 | gPad->Range(area.LeftBorder(),area.DownBorder(),area.RightBorder(),area.UpBorder()); | |
631 | ||
632 | gVirtualX->SetFillStyle(0); | |
633 | ||
634 | gVirtualX->SetLineColor(2); | |
635 | gVirtualX->SetLineWidth(4); | |
636 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
637 | { | |
638 | AliMUONPad* pad = Pad(i); | |
639 | if ( pad->Cathode() == 0 ) pad->Paint(); | |
640 | } | |
641 | ||
642 | gVirtualX->SetLineColor(4); | |
643 | gVirtualX->SetLineWidth(2); | |
644 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
645 | { | |
646 | AliMUONPad* pad = Pad(i); | |
647 | if ( pad->Cathode() == 1 ) pad->Paint(); | |
648 | } | |
649 | ||
650 | } | |
651 | ||
00de388f | 652 | //_____________________________________________________________________________ |
653 | void | |
654 | AliMUONCluster::DumpMe() const | |
655 | { | |
656 | /// printout | |
657 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
658 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
659 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
660 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; | |
661 | if ( HasPosition() ) | |
662 | { | |
663 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
664 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
665 | } | |
666 | cout << endl; | |
667 | // cout << " " << Area() << endl; | |
e0de1dd9 | 668 | for (Int_t i = 0; i < fPads.GetSize(); ++i) |
00de388f | 669 | { |
1130977f | 670 | cout << Form("fPads[%d]=%p",i,fPads.At(i)) << endl; |
e0de1dd9 | 671 | if ( fPads.At(i) ) fPads.At(i)->Print(); |
672 | } | |
00de388f | 673 | } |
674 | ||
675 | ||
99ccb7f7 | 676 | //_____________________________________________________________________________ |
677 | void | |
678 | AliMUONCluster::Print(Option_t* opt) const | |
679 | { | |
680 | /// printout | |
681 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
682 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
683 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
97d5019e | 684 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; |
99ccb7f7 | 685 | if ( HasPosition() ) |
686 | { | |
687 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
688 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
689 | } | |
00de388f | 690 | cout << " " << Area(); |
e0de1dd9 | 691 | |
692 | TObjArray* a = static_cast<TObjArray*>(fPads.Clone()); | |
693 | a->Sort(); | |
694 | a->Print("",opt); | |
695 | delete a; | |
99ccb7f7 | 696 | } |
697 | ||
698 | //_____________________________________________________________________________ | |
00de388f | 699 | //Bool_t |
700 | //AliMUONCluster::IsEqual(const TObject* obj) const | |
701 | //{ | |
702 | // const AliMUONCluster* c = static_cast<const AliMUONCluster*>(obj); | |
703 | // if ( c->Multiplicity() != Multiplicity() ) return kFALSE; | |
704 | // | |
705 | // for ( Int_t i = 0; i < c->Multiplicity(); ++i ) | |
706 | // { | |
707 | // AliMUONPad* p = c->Pad(i); | |
708 | // if ( p->Compare(Pad(i)) ) return kFALSE; | |
709 | // } | |
710 | // return kTRUE; | |
711 | //} | |
712 | ||
713 | //_____________________________________________________________________________ | |
714 | Int_t | |
715 | AliMUONCluster::Compare(const TObject* obj) const | |
99ccb7f7 | 716 | { |
00de388f | 717 | /// Compare two clusters. Comparison is made on position and rawcharge only. |
718 | ||
719 | const AliMUONCluster* cluster = static_cast<const AliMUONCluster*>(obj); | |
720 | ||
721 | AliMpArea carea(cluster->Area()); | |
722 | AliMpArea area(Area()); | |
723 | ||
6e97fbb8 | 724 | if ( carea.GetPositionX() > area.GetPositionX() ) |
00de388f | 725 | { |
726 | return 1; | |
727 | } | |
6e97fbb8 | 728 | else if ( carea.GetPositionX() < area.GetPositionX() ) |
00de388f | 729 | { |
730 | return -1; | |
731 | } | |
732 | else | |
733 | { | |
6e97fbb8 | 734 | if ( carea.GetPositionY() > area.GetPositionY() ) |
00de388f | 735 | { |
736 | return 1; | |
737 | } | |
6e97fbb8 | 738 | else if ( carea.GetPositionY() < area.GetPositionY() ) |
00de388f | 739 | { |
740 | return -1; | |
741 | } | |
742 | else | |
743 | { | |
744 | if ( cluster->RawCharge() > RawCharge() ) | |
745 | { | |
746 | return 1; | |
747 | } | |
748 | else if ( cluster->RawCharge() < RawCharge() ) | |
749 | { | |
750 | return -1; | |
751 | } | |
752 | } | |
753 | } | |
754 | return 0; | |
99ccb7f7 | 755 | } |
756 | ||
757 | //_____________________________________________________________________________ | |
758 | void | |
759 | AliMUONCluster::RemovePad(AliMUONPad* pad) | |
760 | { | |
761 | /// Remove a pad. | |
762 | /// As a consequence, some internal information must be updated | |
763 | ||
e0de1dd9 | 764 | fPads.Remove(pad); |
765 | fPads.Compress(); | |
57f3728e | 766 | delete pad; |
99ccb7f7 | 767 | // update cluster's data |
768 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
769 | fMultiplicity[0]=fMultiplicity[1]=0; | |
770 | fRawCharge[0]=fRawCharge[1]=0; | |
e0de1dd9 | 771 | for ( Int_t i = 0; i <= fPads.GetLast(); ++i ) |
99ccb7f7 | 772 | { |
773 | AliMUONPad* p = Pad(i); | |
774 | if ( p->IsSaturated() ) | |
775 | { | |
776 | fIsSaturated[p->Cathode()] = kTRUE; | |
777 | } | |
778 | ++fMultiplicity[p->Cathode()]; | |
779 | fRawCharge[p->Cathode()] += p->Charge(); | |
780 | } | |
99ccb7f7 | 781 | } |
782 | ||
783 | //_____________________________________________________________________________ | |
784 | Float_t | |
785 | AliMUONCluster::RawCharge() const | |
786 | { | |
787 | /// Returns the raw average charge | |
788 | return (RawCharge(0)+RawCharge(1))/2.0; | |
789 | } | |
790 | ||
791 | //_____________________________________________________________________________ | |
792 | Float_t | |
793 | AliMUONCluster::RawCharge(Int_t cathode) const | |
794 | { | |
795 | /// Returns the average charge of a given cathode | |
796 | if ( cathode == 0 || cathode == 1 ) | |
797 | { | |
798 | return fRawCharge[cathode]; | |
799 | } | |
800 | return 0; | |
801 | } | |
802 | ||
803 | //_____________________________________________________________________________ | |
804 | Float_t | |
805 | AliMUONCluster::RawChargeAsymmetry() const | |
806 | { | |
807 | /// Returns the raw charge asymmetry | |
808 | if ( RawCharge() > 0 ) | |
809 | { | |
810 | return TMath::Abs(RawCharge(0)-RawCharge(1))/RawCharge(); | |
811 | } | |
812 | return 0; | |
813 | } |