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