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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" |
25 | ||
26 | #include "AliLog.h" | |
27 | #include "AliMUONPad.h" | |
99ccb7f7 | 28 | |
3d1463c8 | 29 | //----------------------------------------------------------------------------- |
99ccb7f7 | 30 | /// \class AliMUONCluster |
31 | /// | |
32 | /// A group of adjacent pads | |
33 | /// | |
34 | /// Besides holding an internal array of AliMUONPads, this object | |
35 | /// also computes some global characteristics for that pad sets. | |
36 | /// | |
37 | /// \author Laurent Aphecetche | |
38 | /// | |
3d1463c8 | 39 | //----------------------------------------------------------------------------- |
99ccb7f7 | 40 | |
41 | /// \cond CLASSIMP | |
42 | ClassImp(AliMUONCluster) | |
43 | /// \endcond | |
44 | ||
45 | namespace | |
46 | { | |
47 | //___________________________________________________________________________ | |
48 | Bool_t | |
49 | ShouldUsePad(const AliMUONPad& pad, | |
50 | Int_t cathode, Int_t statusMask, Bool_t matchMask) | |
51 | { | |
52 | ||
53 | // FIXME : we should only use >=0 status, so we can fully | |
54 | // use masking possibility ? | |
55 | if ( pad.Status() < 0 ) return kFALSE; | |
56 | ||
57 | if ( pad.Cathode() == cathode && pad.IsReal() && !pad.IsSaturated() ) | |
58 | { | |
59 | Bool_t test = ( ( pad.Status() & statusMask ) != 0 ); | |
60 | if ( !statusMask ) | |
61 | { | |
62 | test = ( pad.Status() == 0 ); | |
63 | } | |
64 | if ( ( test && matchMask ) || ( !test && !matchMask ) ) | |
65 | { | |
66 | return kTRUE; | |
67 | } | |
68 | } | |
69 | return kFALSE; | |
70 | } | |
71 | ||
72 | //___________________________________________________________________________ | |
73 | Int_t Unique(Int_t n, Double_t* array, Double_t precision) | |
74 | { | |
75 | /// Return the number of *different* elements in array | |
76 | /// where different is up to precision | |
77 | /// Note that we assume that n is >= 1 | |
78 | ||
79 | Int_t count(1); | |
80 | ||
81 | Int_t* index = new Int_t[n]; | |
82 | ||
83 | TMath::Sort(n,array,index); | |
84 | ||
85 | for ( Int_t i = 1; i < n; ++i ) | |
86 | { | |
87 | if ( array[index[i]] - array[index[i-1]] < -precision ) ++count; | |
88 | } | |
89 | ||
90 | delete[] index; | |
91 | ||
92 | return count; | |
93 | } | |
94 | } | |
95 | ||
96 | //_____________________________________________________________________________ | |
97 | AliMUONCluster::AliMUONCluster() | |
98 | : TObject(), | |
99 | fPads(0x0), | |
100 | fHasPosition(kFALSE), | |
101 | fPosition(1E9,1E9), | |
102 | fPositionError(1E9,1E9), | |
103 | fHasCharge(kFALSE), | |
00de388f | 104 | fChi2(0) |
99ccb7f7 | 105 | { |
106 | /// ctor | |
107 | fMultiplicity[0]=fMultiplicity[1]=0; | |
108 | fRawCharge[0]=fRawCharge[1]=0; | |
109 | fCharge[0]=fCharge[1]=0; | |
110 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
111 | } | |
112 | ||
113 | //_____________________________________________________________________________ | |
114 | AliMUONCluster::AliMUONCluster(const AliMUONCluster& src) | |
115 | : TObject(src), | |
116 | fPads(0x0), | |
117 | fHasPosition(kFALSE), | |
118 | fPosition(1E9,1E9), | |
119 | fPositionError(1E9,1E9), | |
120 | fHasCharge(kFALSE), | |
00de388f | 121 | fChi2(0) |
99ccb7f7 | 122 | { |
123 | /// copy ctor | |
124 | src.Copy(*this); | |
125 | } | |
126 | ||
127 | //_____________________________________________________________________________ | |
128 | AliMUONCluster& | |
129 | AliMUONCluster::operator=(const AliMUONCluster& src) | |
130 | { | |
131 | /// assignement operator | |
0c8556b9 | 132 | if ( this != &src ) |
133 | { | |
134 | src.Copy(*this); | |
135 | } | |
99ccb7f7 | 136 | return *this; |
137 | } | |
138 | ||
139 | //_____________________________________________________________________________ | |
140 | AliMUONCluster::~AliMUONCluster() | |
141 | { | |
142 | /// dtor : note that we're owner of our pads | |
143 | delete fPads; | |
144 | } | |
145 | ||
146 | //_____________________________________________________________________________ | |
147 | void | |
00de388f | 148 | AliMUONCluster::Clear(Option_t*) |
149 | { | |
150 | /// Clear our pad array | |
151 | if (fPads) fPads->Clear("C"); | |
152 | } | |
153 | ||
154 | //_____________________________________________________________________________ | |
155 | Bool_t | |
156 | AliMUONCluster::Contains(const AliMUONPad& pad) const | |
157 | { | |
158 | /// Whether this cluster contains the pad | |
159 | if (!fPads) return kFALSE; | |
160 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
161 | { | |
162 | AliMUONPad* p = Pad(i); | |
163 | if ( pad.Compare(p) == 0 ) return kTRUE; | |
164 | } | |
165 | return kFALSE; | |
166 | } | |
167 | ||
168 | //_____________________________________________________________________________ | |
169 | void | |
170 | AliMUONCluster::AddCluster(const AliMUONCluster& cluster) | |
171 | { | |
172 | /// Add all the pads for cluster to this one | |
173 | for ( Int_t i = 0; i < cluster.Multiplicity(); ++i ) | |
174 | { | |
175 | AliMUONPad* p = cluster.Pad(i); | |
176 | if ( Contains(*p) ) | |
177 | { | |
178 | AliError("I already got this pad : "); | |
179 | StdoutToAliError(p->Print();); | |
180 | AliFatal(""); | |
181 | } | |
182 | AddPad(*p); | |
183 | } | |
184 | ||
185 | } | |
186 | ||
187 | //_____________________________________________________________________________ | |
188 | AliMUONPad* | |
99ccb7f7 | 189 | AliMUONCluster::AddPad(const AliMUONPad& pad) |
190 | { | |
191 | /// Add a pad to our pad array, and update some internal information | |
192 | /// accordingly. | |
99ccb7f7 | 193 | |
194 | if (!fPads) | |
195 | { | |
196 | fPads = new TObjArray(10); | |
197 | fPads->SetOwner(kTRUE); | |
198 | } | |
199 | AliMUONPad* p = new AliMUONPad(pad); | |
200 | fPads->AddLast(p); | |
201 | p->SetClusterId(GetUniqueID()); | |
202 | Int_t cathode = p->Cathode(); | |
203 | ++(fMultiplicity[cathode]); | |
204 | fRawCharge[cathode] += p->Charge(); | |
205 | if ( p->IsSaturated() ) | |
206 | { | |
207 | fIsSaturated[p->Cathode()]=kTRUE; | |
208 | } | |
00de388f | 209 | return p; |
210 | } | |
211 | ||
212 | //___________________________________________________________________________ | |
213 | TString | |
214 | AliMUONCluster::AsString() const | |
215 | { | |
216 | /// Return a string containing a compact form of the pad list | |
217 | TString s(Form("NPADS(%d,%d)",Multiplicity(0),Multiplicity(1))); | |
218 | ||
219 | for (Int_t i = 0; i < Multiplicity(); ++i ) | |
220 | { | |
221 | AliMUONPad* p = Pad(i); | |
222 | s += Form(" (%d,%d,%d) ",p->Cathode(),p->Ix(),p->Iy()); | |
223 | } | |
224 | return s; | |
225 | } | |
226 | ||
227 | ||
228 | //___________________________________________________________________________ | |
229 | Bool_t | |
230 | AliMUONCluster::AreOverlapping(const AliMUONCluster& c1, const AliMUONCluster& c2) | |
231 | { | |
232 | /// Whether the two clusters overlap | |
233 | ||
234 | static Double_t precision = 1E-4; // cm | |
235 | static TVector2 precisionAdjustment(precision,precision); | |
236 | ||
237 | for ( Int_t i1 = 0; i1 < c1.Multiplicity(); ++i1 ) | |
238 | { | |
239 | AliMUONPad* p1 = c1.Pad(i1); | |
240 | ||
241 | for ( Int_t i2 = 0; i2 < c2.Multiplicity(); ++i2 ) | |
242 | { | |
243 | AliMUONPad* p2 = c2.Pad(i2); | |
244 | // Note: we use negative precision numbers, meaning | |
245 | // the area of the pads will be *increased* by these small numbers | |
246 | // prior to check the overlap by the AreOverlapping method, | |
247 | // so pads touching only by the corners will be considered as | |
248 | // overlapping. | |
249 | if ( AliMUONPad::AreOverlapping(*p1,*p2,precisionAdjustment) ) | |
250 | { | |
251 | return kTRUE; | |
252 | } | |
253 | } | |
254 | } | |
255 | return kFALSE; | |
99ccb7f7 | 256 | } |
257 | ||
258 | //_____________________________________________________________________________ | |
259 | AliMpArea | |
260 | AliMUONCluster::Area() const | |
261 | { | |
262 | /// Return the geometrical area covered by this cluster | |
263 | ||
264 | // Start by finding the (x,y) limits of this cluster | |
265 | TVector2 lowerLeft(1E9,1E9); | |
266 | TVector2 upperRight(-1E9,-1E9); | |
267 | ||
268 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
269 | { | |
270 | AliMUONPad* pad = Pad(i); | |
271 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
272 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
273 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
274 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
275 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
276 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
277 | } | |
278 | ||
279 | // then construct the area from those limits | |
280 | return AliMpArea((lowerLeft+upperRight)/2, | |
281 | (upperRight-lowerLeft)/2); | |
282 | } | |
283 | ||
00de388f | 284 | //_____________________________________________________________________________ |
285 | AliMpArea | |
286 | AliMUONCluster::Area(Int_t cathode) const | |
287 | { | |
288 | /// Return the geometrical area covered by this cluster's pads on | |
289 | /// a given cathode | |
290 | ||
291 | // Start by finding the (x,y) limits of this cluster | |
292 | TVector2 lowerLeft(1E9,1E9); | |
293 | TVector2 upperRight(-1E9,-1E9); | |
294 | ||
cd1f0e79 | 295 | for ( Int_t i = 0; i < Multiplicity(); ++i ) |
00de388f | 296 | { |
297 | AliMUONPad* pad = Pad(i); | |
cd1f0e79 | 298 | if ( pad->Cathode() == cathode ) |
299 | { | |
300 | TVector2 ll = pad->Position() - pad->Dimensions(); | |
301 | TVector2 ur = pad->Position() + pad->Dimensions(); | |
302 | lowerLeft.Set( TMath::Min(ll.X(),lowerLeft.X()), | |
303 | TMath::Min(ll.Y(),lowerLeft.Y()) ); | |
304 | upperRight.Set( TMath::Max(ur.X(),upperRight.X()), | |
305 | TMath::Max(ur.Y(),upperRight.Y()) ); | |
306 | } | |
00de388f | 307 | } |
308 | ||
309 | // then construct the area from those limits | |
310 | return AliMpArea((lowerLeft+upperRight)/2, | |
311 | (upperRight-lowerLeft)/2); | |
312 | } | |
313 | ||
314 | //_____________________________________________________________________________ | |
315 | Int_t | |
316 | AliMUONCluster::Cathode() const | |
317 | { | |
318 | /// Return the cathode "number" of this cluster : | |
319 | /// 0 if all its pads are on cathode 0 | |
320 | /// 1 if all its pads are on cathode 1 | |
321 | /// 2 if some pads on cath 0 and some on cath 1 | |
322 | ||
323 | Int_t cathode(-1); | |
324 | if (Multiplicity(0)>0 && Multiplicity(1)>0) | |
325 | { | |
326 | cathode=2; | |
327 | } | |
328 | else if (Multiplicity(0)>0) | |
329 | { | |
330 | cathode=0; | |
331 | } | |
332 | else if (Multiplicity(1)>0) | |
333 | { | |
334 | cathode=1; | |
335 | } | |
336 | ||
337 | return cathode; | |
338 | } | |
339 | ||
99ccb7f7 | 340 | //_____________________________________________________________________________ |
341 | void | |
342 | AliMUONCluster::Copy(TObject& obj) const | |
343 | { | |
71a2d3aa | 344 | /// |
345 | /// Copy this cluster to (cluster&)obj | |
346 | /// | |
99ccb7f7 | 347 | TObject::Copy(obj); |
348 | AliMUONCluster& dest = static_cast<AliMUONCluster&>(obj); | |
9bf6860b | 349 | delete dest.fPads; |
76305a4a | 350 | dest.fPads = 0x0; |
351 | if ( fPads ) | |
352 | { | |
353 | dest.fPads = static_cast<TObjArray*>(fPads->Clone()); | |
354 | } | |
99ccb7f7 | 355 | dest.fHasPosition = fHasPosition; |
356 | dest.fPosition = fPosition; | |
357 | dest.fPositionError = fPositionError; | |
358 | dest.fHasCharge = fHasCharge; | |
99ccb7f7 | 359 | dest.fChi2 = fChi2; |
360 | for ( Int_t i = 0; i < 2; ++i ) | |
361 | { | |
362 | dest.fRawCharge[i] = fRawCharge[i]; | |
363 | dest.fCharge[i] = fCharge[i]; | |
364 | dest.fMultiplicity[i] = fMultiplicity[i]; | |
365 | dest.fIsSaturated[i] = fIsSaturated[i]; | |
366 | } | |
367 | } | |
368 | ||
369 | //_____________________________________________________________________________ | |
370 | Float_t | |
371 | AliMUONCluster::Charge() const | |
372 | { | |
373 | /// Return the average charge over both cathodes | |
530acd78 | 374 | |
375 | if ( Multiplicity(0) && Multiplicity(1) ) | |
376 | { | |
377 | return (Charge(0)+Charge(1))/2.0; | |
378 | } | |
379 | else if ( Multiplicity(0) ) | |
380 | { | |
381 | return Charge(0); | |
382 | } | |
383 | else if ( Multiplicity(1) ) | |
384 | { | |
385 | return Charge(1); | |
386 | } | |
387 | AliError("Should not be here ?!"); | |
388 | return -1.0; | |
99ccb7f7 | 389 | } |
390 | ||
391 | //_____________________________________________________________________________ | |
392 | Float_t | |
393 | AliMUONCluster::Charge(Int_t cathode) const | |
394 | { | |
395 | /// Returns the charge of a given cathode | |
396 | if ( !fHasCharge ) return RawCharge(cathode); | |
397 | ||
398 | if ( cathode == 0 || cathode == 1 ) | |
399 | { | |
400 | return fCharge[cathode]; | |
401 | } | |
402 | return 0; | |
403 | } | |
404 | ||
405 | //_____________________________________________________________________________ | |
406 | Float_t | |
407 | AliMUONCluster::ChargeAsymmetry() const | |
408 | { | |
409 | /// Returns the charge asymmetry | |
410 | if ( Charge() > 0 ) | |
411 | { | |
412 | return TMath::Abs(Charge(0)-Charge(1))/Charge(); | |
413 | } | |
414 | return 0; | |
415 | } | |
416 | ||
00de388f | 417 | //_____________________________________________________________________________ |
418 | TVector2 | |
419 | AliMUONCluster::MaxPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
420 | { | |
421 | /// Returns the maximum pad dimensions (half sizes), only considering | |
422 | /// pads matching (or not, depending matchMask) a given mask | |
423 | ||
424 | TVector2 cath0(MaxPadDimensions(0,statusMask,matchMask)); | |
425 | TVector2 cath1(MaxPadDimensions(1,statusMask,matchMask)); | |
426 | ||
427 | return TVector2( TMath::Max(cath0.X(),cath1.X()), | |
428 | TMath::Max(cath0.Y(),cath1.Y()) ); | |
429 | } | |
430 | ||
431 | //_____________________________________________________________________________ | |
432 | TVector2 | |
433 | AliMUONCluster::MaxPadDimensions(Int_t cathode, | |
434 | Int_t statusMask, Bool_t matchMask) const | |
435 | { | |
436 | /// Returns the maximum pad dimensions (half sizes), only considering | |
437 | /// pads matching (or not, depending matchMask) a given mask, within a | |
438 | /// given cathode | |
439 | ||
440 | Double_t xmax(0); | |
441 | Double_t ymax(0); | |
442 | ||
443 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
444 | { | |
445 | AliMUONPad* pad = Pad(i); | |
446 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
447 | { | |
448 | xmax = TMath::Max(xmax,pad->DX()); | |
449 | ymax = TMath::Max(ymax,pad->DY()); | |
450 | } | |
451 | } | |
452 | return TVector2(xmax,ymax); | |
453 | } | |
454 | ||
99ccb7f7 | 455 | //_____________________________________________________________________________ |
456 | TVector2 | |
457 | AliMUONCluster::MinPadDimensions(Int_t statusMask, Bool_t matchMask) const | |
458 | { | |
459 | /// Returns the minimum pad dimensions (half sizes), only considering | |
460 | /// pads matching (or not, depending matchMask) a given mask | |
461 | ||
462 | TVector2 cath0(MinPadDimensions(0,statusMask,matchMask)); | |
463 | TVector2 cath1(MinPadDimensions(1,statusMask,matchMask)); | |
464 | ||
465 | return TVector2( TMath::Min(cath0.X(),cath1.X()), | |
466 | TMath::Min(cath0.Y(),cath1.Y()) ); | |
467 | } | |
468 | ||
469 | //_____________________________________________________________________________ | |
470 | TVector2 | |
471 | AliMUONCluster::MinPadDimensions(Int_t cathode, | |
472 | Int_t statusMask, Bool_t matchMask) const | |
473 | { | |
474 | /// Returns the minimum pad dimensions (half sizes), only considering | |
475 | /// pads matching (or not, depending matchMask) a given mask, within a | |
476 | /// given cathode | |
477 | ||
478 | Double_t xmin(1E9); | |
479 | Double_t ymin(1E9); | |
480 | ||
481 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
482 | { | |
483 | AliMUONPad* pad = Pad(i); | |
484 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
485 | { | |
486 | xmin = TMath::Min(xmin,pad->DX()); | |
487 | ymin = TMath::Min(ymin,pad->DY()); | |
488 | } | |
489 | } | |
490 | return TVector2(xmin,ymin); | |
491 | } | |
492 | ||
493 | //_____________________________________________________________________________ | |
494 | Int_t | |
495 | AliMUONCluster::Multiplicity() const | |
496 | { | |
497 | /// Returns the total number of pads in this cluster | |
498 | return Multiplicity(0)+Multiplicity(1); | |
499 | } | |
500 | ||
501 | //_____________________________________________________________________________ | |
502 | Int_t | |
503 | AliMUONCluster::Multiplicity(Int_t cathode) const | |
504 | { | |
505 | /// Returns the number of pads in this cluster, in the given cathode | |
506 | if ( cathode == 0 || cathode == 1 ) | |
507 | { | |
508 | return fMultiplicity[cathode]; | |
509 | } | |
510 | return 0; | |
511 | } | |
512 | ||
513 | //_____________________________________________________________________________ | |
514 | AliMpIntPair | |
515 | AliMUONCluster::NofPads(Int_t statusMask, Bool_t matchMask) const | |
516 | { | |
517 | /// Number of pads satisfying (or not, depending matchMask) a | |
518 | /// given mask | |
519 | ||
520 | Int_t nx, ny; | |
521 | ||
522 | TVector2 dim0(MinPadDimensions(0,statusMask,matchMask)); | |
523 | TVector2 dim1(MinPadDimensions(1,statusMask,matchMask)); | |
524 | ||
525 | AliMpIntPair npad0(NofPads(0,statusMask,matchMask)); | |
526 | AliMpIntPair npad1(NofPads(1,statusMask,matchMask)); | |
527 | ||
528 | if ( TMath::Abs( (dim0-dim1).X() ) < 1E-3 ) | |
529 | { | |
530 | nx = TMath::Max( npad0.GetFirst(), npad1.GetFirst() ); | |
531 | } | |
532 | else | |
533 | { | |
534 | nx = dim0.X() < dim1.X() ? npad0.GetFirst() : npad1.GetFirst(); | |
535 | } | |
536 | ||
537 | if ( TMath::Abs( (dim0-dim1).Y() ) < 1E-3 ) | |
538 | { | |
539 | ny = TMath::Max( npad0.GetSecond(), npad1.GetSecond() ); | |
540 | } | |
541 | else | |
542 | { | |
543 | ny = dim0.Y() < dim1.Y() ? npad0.GetSecond() : npad1.GetSecond(); | |
544 | } | |
545 | ||
546 | return AliMpIntPair(nx,ny); | |
547 | } | |
548 | ||
549 | //_____________________________________________________________________________ | |
550 | AliMpIntPair | |
551 | AliMUONCluster::NofPads(Int_t cathode, | |
552 | Int_t statusMask, Bool_t matchMask) const | |
553 | { | |
554 | /// Number of pads of a given cathode, satisfying (or not, | |
555 | /// depending matchMask) a given mask | |
556 | ||
557 | Int_t n = Multiplicity(cathode); | |
558 | if (!n) | |
559 | { | |
560 | return AliMpIntPair(0,0); | |
561 | } | |
562 | Double_t* x = new Double_t[n]; | |
563 | Double_t* y = new Double_t[n]; | |
564 | Int_t np(0); | |
565 | ||
566 | for ( Int_t i = 0; i < Multiplicity(); ++i ) | |
567 | { | |
568 | AliMUONPad* pad = Pad(i); | |
569 | if ( ShouldUsePad(*pad,cathode,statusMask,matchMask) ) | |
570 | { | |
571 | x[np] = pad->X(); | |
572 | y[np] = pad->Y(); | |
573 | ++np; | |
574 | } | |
575 | } | |
576 | ||
577 | Int_t cx = Unique(np,x,0.01); | |
578 | Int_t cy = Unique(np,y,0.01); | |
579 | ||
580 | delete[] x; | |
581 | delete[] y; | |
582 | ||
583 | return AliMpIntPair(cx,cy); | |
584 | } | |
585 | ||
586 | //_____________________________________________________________________________ | |
587 | AliMUONPad* | |
588 | AliMUONCluster::Pad(Int_t index) const | |
589 | { | |
590 | /// Returns the index-th pad | |
591 | ||
592 | if (!fPads) return 0x0; | |
593 | if ( index < fPads->GetLast()+1 ) | |
594 | { | |
595 | return static_cast<AliMUONPad*>(fPads->At(index)); | |
596 | } | |
597 | else | |
598 | { | |
00de388f | 599 | AliError(Form("Requested index %d out of bounds (%d) Mult is %d",index, |
600 | fPads->GetLast(),Multiplicity())); | |
601 | DumpMe(); | |
99ccb7f7 | 602 | } |
603 | return 0x0; | |
604 | } | |
605 | ||
606 | ||
607 | //_____________________________________________________________________________ | |
608 | void | |
609 | AliMUONCluster::Paint(Option_t*) | |
610 | { | |
611 | /// Paint this cluster | |
612 | if (!Multiplicity()) return; | |
613 | ||
614 | AliMpArea area(Area()); | |
615 | ||
616 | gPad->Range(area.LeftBorder(),area.DownBorder(),area.RightBorder(),area.UpBorder()); | |
617 | ||
618 | gVirtualX->SetFillStyle(0); | |
619 | ||
620 | gVirtualX->SetLineColor(2); | |
621 | gVirtualX->SetLineWidth(4); | |
622 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
623 | { | |
624 | AliMUONPad* pad = Pad(i); | |
625 | if ( pad->Cathode() == 0 ) pad->Paint(); | |
626 | } | |
627 | ||
628 | gVirtualX->SetLineColor(4); | |
629 | gVirtualX->SetLineWidth(2); | |
630 | for ( Int_t i = 0; i < Multiplicity(); ++i) | |
631 | { | |
632 | AliMUONPad* pad = Pad(i); | |
633 | if ( pad->Cathode() == 1 ) pad->Paint(); | |
634 | } | |
635 | ||
636 | } | |
637 | ||
00de388f | 638 | //_____________________________________________________________________________ |
639 | void | |
640 | AliMUONCluster::DumpMe() const | |
641 | { | |
642 | /// printout | |
643 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
644 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
645 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
646 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; | |
647 | if ( HasPosition() ) | |
648 | { | |
649 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
650 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
651 | } | |
652 | cout << endl; | |
653 | // cout << " " << Area() << endl; | |
654 | if (fPads) | |
655 | { | |
656 | for (Int_t i = 0; i < fPads->GetSize(); ++i) | |
657 | { | |
658 | cout << Form("fPads[%d]=%x",i,fPads->At(i)) << endl; | |
659 | if ( fPads->At(i) ) fPads->At(i)->Print(); | |
660 | } | |
661 | } | |
662 | } | |
663 | ||
664 | ||
99ccb7f7 | 665 | //_____________________________________________________________________________ |
666 | void | |
667 | AliMUONCluster::Print(Option_t* opt) const | |
668 | { | |
669 | /// printout | |
670 | cout << "Cluster Id " << GetUniqueID() << " npads=" << Multiplicity() | |
671 | << "(" << Multiplicity(0) << "," << Multiplicity(1) << ") RawCharge=" | |
672 | << RawCharge() << " (" << RawCharge(0) << "," << RawCharge(1) | |
97d5019e | 673 | << ") Charge=(" << Charge(0) << "," << Charge(1) <<")"; |
99ccb7f7 | 674 | if ( HasPosition() ) |
675 | { | |
676 | cout << " (x,y)=(" << Position().X() << "," << Position().Y() << ")"; | |
677 | cout << " (errX,errY)=(" << PositionError().X() << "," << PositionError().Y() << ")"; | |
678 | } | |
00de388f | 679 | cout << " " << Area(); |
99ccb7f7 | 680 | if (fPads) |
681 | { | |
00de388f | 682 | TObjArray* a = static_cast<TObjArray*>(fPads->Clone()); |
683 | a->Sort(); | |
684 | a->Print("",opt); | |
685 | delete a; | |
99ccb7f7 | 686 | } |
687 | } | |
688 | ||
689 | //_____________________________________________________________________________ | |
00de388f | 690 | //Bool_t |
691 | //AliMUONCluster::IsEqual(const TObject* obj) const | |
692 | //{ | |
693 | // const AliMUONCluster* c = static_cast<const AliMUONCluster*>(obj); | |
694 | // if ( c->Multiplicity() != Multiplicity() ) return kFALSE; | |
695 | // | |
696 | // for ( Int_t i = 0; i < c->Multiplicity(); ++i ) | |
697 | // { | |
698 | // AliMUONPad* p = c->Pad(i); | |
699 | // if ( p->Compare(Pad(i)) ) return kFALSE; | |
700 | // } | |
701 | // return kTRUE; | |
702 | //} | |
703 | ||
704 | //_____________________________________________________________________________ | |
705 | Int_t | |
706 | AliMUONCluster::Compare(const TObject* obj) const | |
99ccb7f7 | 707 | { |
00de388f | 708 | /// Compare two clusters. Comparison is made on position and rawcharge only. |
709 | ||
710 | const AliMUONCluster* cluster = static_cast<const AliMUONCluster*>(obj); | |
711 | ||
712 | AliMpArea carea(cluster->Area()); | |
713 | AliMpArea area(Area()); | |
714 | ||
715 | if ( carea.Position().X() > area.Position().X() ) | |
716 | { | |
717 | return 1; | |
718 | } | |
719 | else if ( carea.Position().X() < area.Position().X() ) | |
720 | { | |
721 | return -1; | |
722 | } | |
723 | else | |
724 | { | |
725 | if ( carea.Position().Y() > area.Position().Y() ) | |
726 | { | |
727 | return 1; | |
728 | } | |
729 | else if ( carea.Position().Y() < area.Position().Y() ) | |
730 | { | |
731 | return -1; | |
732 | } | |
733 | else | |
734 | { | |
735 | if ( cluster->RawCharge() > RawCharge() ) | |
736 | { | |
737 | return 1; | |
738 | } | |
739 | else if ( cluster->RawCharge() < RawCharge() ) | |
740 | { | |
741 | return -1; | |
742 | } | |
743 | } | |
744 | } | |
745 | return 0; | |
99ccb7f7 | 746 | } |
747 | ||
748 | //_____________________________________________________________________________ | |
749 | void | |
750 | AliMUONCluster::RemovePad(AliMUONPad* pad) | |
751 | { | |
752 | /// Remove a pad. | |
753 | /// As a consequence, some internal information must be updated | |
754 | ||
755 | fPads->Remove(pad); | |
756 | fPads->Compress(); | |
757 | // update cluster's data | |
758 | fIsSaturated[0]=fIsSaturated[1]=kFALSE; | |
759 | fMultiplicity[0]=fMultiplicity[1]=0; | |
760 | fRawCharge[0]=fRawCharge[1]=0; | |
761 | for ( Int_t i = 0; i <= fPads->GetLast(); ++i ) | |
762 | { | |
763 | AliMUONPad* p = Pad(i); | |
764 | if ( p->IsSaturated() ) | |
765 | { | |
766 | fIsSaturated[p->Cathode()] = kTRUE; | |
767 | } | |
768 | ++fMultiplicity[p->Cathode()]; | |
769 | fRawCharge[p->Cathode()] += p->Charge(); | |
770 | } | |
99ccb7f7 | 771 | } |
772 | ||
773 | //_____________________________________________________________________________ | |
774 | Float_t | |
775 | AliMUONCluster::RawCharge() const | |
776 | { | |
777 | /// Returns the raw average charge | |
778 | return (RawCharge(0)+RawCharge(1))/2.0; | |
779 | } | |
780 | ||
781 | //_____________________________________________________________________________ | |
782 | Float_t | |
783 | AliMUONCluster::RawCharge(Int_t cathode) const | |
784 | { | |
785 | /// Returns the average charge of a given cathode | |
786 | if ( cathode == 0 || cathode == 1 ) | |
787 | { | |
788 | return fRawCharge[cathode]; | |
789 | } | |
790 | return 0; | |
791 | } | |
792 | ||
793 | //_____________________________________________________________________________ | |
794 | Float_t | |
795 | AliMUONCluster::RawChargeAsymmetry() const | |
796 | { | |
797 | /// Returns the raw charge asymmetry | |
798 | if ( RawCharge() > 0 ) | |
799 | { | |
800 | return TMath::Abs(RawCharge(0)-RawCharge(1))/RawCharge(); | |
801 | } | |
802 | return 0; | |
803 | } |