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ba030c0e | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
ba030c0e | 17 | |
18 | // Authors: David Guez, Ivana Hrivnacova, Marion MacCormick; IPN Orsay | |
19 | // | |
20 | // Class AliMUONSt1Segmentation | |
21 | // ------------------------------ | |
22 | // Segmentation for MUON station 1 using the external | |
23 | // mapping package | |
24 | ||
ba030c0e | 25 | #include <TError.h> |
26 | #include <TObjArray.h> | |
27 | #include <TVector2.h> | |
28 | #include <TF1.h> | |
29 | ||
3c25381f | 30 | #include "AliMpPlane.h" |
31 | #include "AliMpPlaneSegmentation.h" | |
32 | #include "AliMpPlaneAreaPadIterator.h" | |
33 | #include "AliMpPad.h" | |
ba030c0e | 34 | |
35 | #include "AliMUONSt1Segmentation.h" | |
36 | #include "AliRun.h" | |
37 | #include "AliMUON.h" | |
38 | #include "AliMUONChamber.h" | |
39 | ||
40 | ClassImp(AliMUONSt1Segmentation) | |
41 | ||
42 | const Float_t AliMUONSt1Segmentation::fgkWireD = 0.20; | |
43 | const Float_t AliMUONSt1Segmentation::fgkLengthUnit = 0.1; | |
44 | ||
45 | //______________________________________________________________________________ | |
5f91c9e8 | 46 | AliMUONSt1Segmentation::AliMUONSt1Segmentation(const AliMpPlaneType planeType) |
ba030c0e | 47 | : AliSegmentation(), |
48 | fPlane(0), | |
49 | fPlaneSegmentation(0), | |
50 | fPlaneIterator(0), | |
51 | fWireD(fgkWireD), | |
52 | fChamber(0), | |
53 | fId(0), | |
54 | fRmin(0.), | |
55 | fRmax(0.), | |
56 | fZ(0.), | |
57 | fIx(0), | |
58 | fIy(0), | |
59 | fX(0.), | |
60 | fY(0.), | |
61 | fSector(0), | |
62 | fXhit(0.), | |
63 | fYhit(0.), | |
64 | fIxt(0), | |
65 | fIyt(0), | |
66 | fIwt(0), | |
67 | fXt(0.), | |
68 | fYt(0.), | |
69 | fCorrA(0) | |
70 | { | |
71 | // Normal constructor | |
4a147321 | 72 | fPlane = AliMpPlane::Create(kStation1, planeType); |
5f91c9e8 | 73 | fPlaneSegmentation = new AliMpPlaneSegmentation(fPlane); |
ba030c0e | 74 | |
75 | fCorrA = new TObjArray(3); | |
76 | fCorrA->AddAt(0,0); | |
77 | fCorrA->AddAt(0,1); | |
78 | fCorrA->AddAt(0,2); | |
79 | } | |
80 | ||
81 | //______________________________________________________________________________ | |
82 | AliMUONSt1Segmentation::AliMUONSt1Segmentation() | |
83 | : AliSegmentation(), | |
84 | fPlane(0), | |
85 | fPlaneSegmentation(0), | |
86 | fPlaneIterator(0), | |
87 | fWireD(fgkWireD), | |
88 | fChamber(0), | |
89 | fId(0), | |
90 | fRmin(0.), | |
91 | fRmax(0.), | |
92 | fZ(0.), | |
93 | fIx(0), | |
94 | fIy(0), | |
95 | fX(0.), | |
96 | fY(0.), | |
97 | fSector(0), | |
98 | fXhit(0.), | |
99 | fYhit(0.), | |
100 | fIxt(0), | |
101 | fIyt(0), | |
102 | fIwt(0), | |
103 | fXt(0.), | |
104 | fYt(0.), | |
105 | fCorrA(0) { | |
106 | // Default Constructor | |
107 | } | |
108 | ||
109 | //______________________________________________________________________________ | |
6aaf81e6 | 110 | AliMUONSt1Segmentation::AliMUONSt1Segmentation(const AliMUONSt1Segmentation& rhs) :AliSegmentation(rhs) |
ba030c0e | 111 | { |
112 | // Copy constructor | |
113 | Fatal("Copy constructor", | |
114 | "Copy constructor is not implemented."); | |
115 | } | |
116 | ||
117 | //______________________________________________________________________________ | |
118 | AliMUONSt1Segmentation::~AliMUONSt1Segmentation() { | |
119 | // Destructor | |
120 | ||
121 | delete fPlane; | |
122 | delete fPlaneSegmentation; | |
123 | delete fPlaneIterator; | |
124 | } | |
125 | ||
126 | // | |
127 | // operators | |
128 | // | |
129 | ||
130 | //______________________________________________________________________________ | |
131 | AliMUONSt1Segmentation& | |
132 | AliMUONSt1Segmentation::operator=(const AliMUONSt1Segmentation& rhs) | |
133 | { | |
134 | // Copy operator | |
135 | ||
136 | // check assignement to self | |
137 | if (this == &rhs) return *this; | |
138 | ||
139 | Fatal("operator=", | |
140 | "Assignment operator is not implemented."); | |
141 | ||
142 | return *this; | |
143 | } | |
144 | ||
145 | // | |
146 | // private methods | |
147 | // | |
148 | ||
149 | //______________________________________________________________________________ | |
5f91c9e8 | 150 | void AliMUONSt1Segmentation::UpdateCurrentPadValues(const AliMpPad& pad) |
ba030c0e | 151 | { |
152 | // Updates current pad values. | |
153 | // --- | |
154 | ||
155 | fIx = pad.GetIndices().GetFirst(); | |
156 | fIy = pad.GetIndices().GetSecond(); | |
157 | fX = pad.Position().X() * fgkLengthUnit; | |
158 | fY = pad.Position().Y() * fgkLengthUnit; | |
159 | fSector = fPlaneSegmentation->Zone(pad); | |
160 | } | |
161 | ||
162 | // | |
163 | // public methods | |
164 | // | |
165 | ||
166 | //______________________________________________________________________________ | |
6aaf81e6 | 167 | void AliMUONSt1Segmentation::SetPadSize(Float_t /*p1*/, Float_t /*p2*/) |
ba030c0e | 168 | { |
169 | // Set pad size Dx*Dy | |
170 | // --- | |
171 | ||
172 | Fatal("SetPadSize", "Not uniform pad size."); | |
173 | } | |
174 | ||
175 | //______________________________________________________________________________ | |
176 | void AliMUONSt1Segmentation::SetDAnod(Float_t d) | |
177 | { | |
178 | // Set anod pitch | |
179 | // --- | |
180 | ||
181 | fWireD = d; | |
182 | } | |
183 | ||
184 | //______________________________________________________________________________ | |
185 | Float_t AliMUONSt1Segmentation::GetAnod(Float_t xhit) const | |
186 | { | |
187 | // Anod wire coordinate closest to xhit | |
188 | // Returns for a hit position xhit the position of the nearest anode wire | |
189 | // From AliMUONSegmentationV01. | |
190 | // --- | |
191 | ||
192 | Float_t wire= (xhit>0) ? Int_t(xhit/fWireD) + 0.5 | |
193 | : Int_t(xhit/fWireD) - 0.5; | |
194 | return fWireD*wire; | |
195 | ||
196 | } | |
197 | ||
198 | //______________________________________________________________________________ | |
6aaf81e6 | 199 | void AliMUONSt1Segmentation::GetPadI(Float_t x, Float_t y, Float_t /*z*/, |
ba030c0e | 200 | Int_t& ix, Int_t& iy) |
201 | { | |
202 | // Returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
203 | // --- | |
204 | ||
205 | GetPadI(x, y, ix, iy); | |
206 | } | |
207 | ||
208 | //______________________________________________________________________________ | |
209 | void AliMUONSt1Segmentation::GetPadI(Float_t x, Float_t y, | |
210 | Int_t& ix, Int_t& iy) | |
211 | { | |
212 | // Returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
213 | // If there is no pad, ix = 0, iy = 0 are returned. | |
214 | // --- | |
215 | ||
5f91c9e8 | 216 | AliMpPad pad = fPlaneSegmentation |
ba030c0e | 217 | ->PadByPosition(TVector2(x/fgkLengthUnit, y/fgkLengthUnit), false); |
218 | ||
219 | ix = pad.GetIndices().GetFirst(); | |
220 | iy = pad.GetIndices().GetSecond(); | |
221 | } | |
222 | ||
223 | //______________________________________________________________________________ | |
224 | void AliMUONSt1Segmentation::GetPadC(Int_t ix, Int_t iy, | |
225 | Float_t& x, Float_t& y, Float_t& z) | |
226 | { | |
227 | // Transform from pad to real coordinates | |
228 | // --- | |
229 | ||
230 | z = fZ; | |
231 | GetPadC(ix, iy, x , y); | |
232 | } | |
233 | ||
234 | //______________________________________________________________________________ | |
235 | void AliMUONSt1Segmentation::GetPadC(Int_t ix, Int_t iy, | |
236 | Float_t& x, Float_t& y) | |
237 | { | |
238 | // Transform from pad to real coordinates | |
239 | // If there is no pad, x = 0., y = 0. are returned. | |
240 | // --- | |
241 | ||
5f91c9e8 | 242 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(ix,iy)); |
ba030c0e | 243 | |
244 | x = pad.Position().X() * fgkLengthUnit; | |
245 | y = pad.Position().Y() * fgkLengthUnit; | |
246 | } | |
247 | ||
248 | ||
249 | //______________________________________________________________________________ | |
250 | void AliMUONSt1Segmentation::Init(Int_t chamber) | |
251 | { | |
252 | // Initialize segmentation | |
253 | // --- | |
254 | ||
255 | // find Npx, Npy and save this info | |
256 | ||
257 | // reference to chamber | |
258 | AliMUON *pMUON = (AliMUON *) gAlice->GetModule("MUON"); | |
259 | fChamber = &(pMUON->Chamber(chamber)); | |
260 | fRmin=fChamber->RInner(); | |
261 | fRmax=fChamber->ROuter(); | |
262 | fZ = fChamber->Z(); | |
263 | fId=chamber; | |
264 | } | |
265 | ||
266 | //______________________________________________________________________________ | |
267 | Float_t AliMUONSt1Segmentation::Dpx() const | |
268 | { | |
269 | // Get pad size in x | |
270 | // --- | |
271 | ||
272 | Fatal("Dpx", "Not uniform pad size."); | |
273 | return 0.; | |
274 | } | |
275 | ||
276 | //______________________________________________________________________________ | |
277 | Float_t AliMUONSt1Segmentation::Dpy() const | |
278 | { | |
279 | // Get pad size in y | |
280 | // --- | |
281 | ||
282 | Fatal("Dpy", "Not uniform pad size."); | |
283 | return 0.; | |
284 | } | |
285 | ||
286 | //______________________________________________________________________________ | |
287 | Float_t AliMUONSt1Segmentation::Dpx(Int_t isector) const | |
288 | { | |
289 | // Pad size in x by sector | |
290 | // --- | |
291 | ||
292 | return fPlaneSegmentation->PadDimensions(isector).X()*2.*fgkLengthUnit; | |
293 | } | |
294 | ||
295 | //______________________________________________________________________________ | |
296 | Float_t AliMUONSt1Segmentation::Dpy(Int_t isector) const | |
297 | { | |
298 | // Pad size in x, y by Sector | |
299 | // --- | |
300 | ||
301 | return fPlaneSegmentation->PadDimensions(isector).Y()*2.*fgkLengthUnit; | |
302 | } | |
303 | ||
304 | //______________________________________________________________________________ | |
305 | Int_t AliMUONSt1Segmentation::Npx() const | |
306 | { | |
307 | // Maximum number of Pads in x | |
308 | // --- | |
309 | ||
310 | //Fatal("Npx", "Not yet implemented."); | |
311 | return 142; //hard coded for the time being | |
312 | } | |
313 | ||
314 | //______________________________________________________________________________ | |
315 | Int_t AliMUONSt1Segmentation::Npy() const | |
316 | { | |
317 | // Maximum number of Pads in y | |
318 | // --- | |
319 | ||
320 | //Fatal("Npy", "Not yet implemented."); | |
321 | return 213; //hard coded for the time being | |
322 | } | |
323 | ||
324 | //______________________________________________________________________________ | |
325 | void AliMUONSt1Segmentation::SetPad(Int_t ix, Int_t iy) | |
326 | { | |
327 | // Set pad position. | |
328 | // Sets virtual pad coordinates, needed for evaluating pad response | |
329 | // outside the tracking program. | |
330 | // From AliMUONSegmentationV01. | |
331 | // --- | |
332 | ||
333 | GetPadC(ix, iy, fX, fY); | |
334 | fSector = Sector(ix, iy); | |
335 | } | |
336 | ||
337 | //______________________________________________________________________________ | |
6aaf81e6 | 338 | void AliMUONSt1Segmentation::SetHit(Float_t xhit, Float_t yhit, Float_t /*zhit*/) |
ba030c0e | 339 | { |
340 | // Set hit position | |
341 | // Sets virtual hit position, needed for evaluating pad response | |
342 | // outside the tracking program | |
343 | // From AliMUONSegmentationV01. | |
344 | ||
345 | fXhit = xhit; | |
346 | fYhit = yhit; | |
347 | } | |
348 | ||
349 | //______________________________________________________________________________ | |
6aaf81e6 | 350 | void AliMUONSt1Segmentation::FirstPad(Float_t xhit, Float_t yhit, Float_t /*zhit*/, |
ba030c0e | 351 | Float_t dx, Float_t dy) |
352 | { | |
353 | // Iterate over pads - initialiser | |
354 | // --- | |
355 | ||
356 | // Sets the current pad to that located in the hit position | |
357 | ||
358 | SetHit(GetAnod(xhit), yhit, 0.); | |
359 | ||
360 | // Enable iterating in one dimension | |
361 | if (dx == 0.) dx = 0.01; | |
362 | if (dy == 0.) dy = 0.01; | |
363 | ||
364 | fPlaneIterator | |
365 | = fPlaneSegmentation | |
5f91c9e8 | 366 | ->CreateIterator(AliMpArea(TVector2(fXhit/fgkLengthUnit, fYhit/fgkLengthUnit), |
367 | TVector2(dx/fgkLengthUnit, dy/fgkLengthUnit))); | |
ba030c0e | 368 | |
369 | fPlaneIterator->First(); | |
370 | ||
371 | if (! fPlaneIterator->IsDone()) | |
372 | UpdateCurrentPadValues(fPlaneIterator->CurrentItem()); | |
373 | } | |
374 | ||
375 | //______________________________________________________________________________ | |
376 | void AliMUONSt1Segmentation::NextPad() | |
377 | { | |
378 | // Iterate over pads - stepper | |
379 | // --- | |
380 | ||
381 | fPlaneIterator->Next(); | |
382 | ||
383 | if (! fPlaneIterator->IsDone()) | |
384 | UpdateCurrentPadValues(fPlaneIterator->CurrentItem()); | |
385 | } | |
386 | ||
387 | //______________________________________________________________________________ | |
388 | Int_t AliMUONSt1Segmentation::MorePads() | |
389 | { | |
390 | // Iterate over pads - condition | |
391 | // --- | |
392 | ||
393 | if (fPlaneIterator->IsDone()) | |
394 | return 0; | |
395 | else | |
396 | return 1; | |
397 | } | |
398 | ||
399 | //______________________________________________________________________________ | |
400 | Float_t AliMUONSt1Segmentation::Distance2AndOffset(Int_t iX, Int_t iY, | |
6aaf81e6 | 401 | Float_t x, Float_t y, Int_t* /*dummy*/) |
ba030c0e | 402 | { |
403 | // Returns the square of the distance between 1 pad | |
404 | // labelled by its channel numbers and a coordinate | |
405 | // --- | |
406 | ||
5f91c9e8 | 407 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(iX, iY)); |
ba030c0e | 408 | |
409 | if (!pad.IsValid()) | |
410 | Fatal("Distance2AndOffset", "Cannot locate pad."); | |
411 | ||
412 | return (pad.Position()*fgkLengthUnit - TVector2(x, y)).Mod2(); | |
413 | } | |
414 | ||
415 | //______________________________________________________________________________ | |
6aaf81e6 | 416 | void AliMUONSt1Segmentation::GetNParallelAndOffset(Int_t /*iX*/, Int_t /*iY*/, |
417 | Int_t* /*Nparallel*/, Int_t* /*Offset*/) | |
ba030c0e | 418 | { |
419 | // Number of pads read in parallel and offset to add to x | |
420 | // (specific to LYON, but mandatory for display) | |
421 | // --- | |
422 | ||
423 | Fatal("GetNParallelAndOffset", "Not yet implemented."); | |
424 | } | |
425 | ||
426 | ||
427 | //______________________________________________________________________________ | |
428 | void AliMUONSt1Segmentation::Neighbours(Int_t iX, Int_t iY, | |
429 | Int_t* Nlist, | |
430 | Int_t Xlist[10], Int_t Ylist[10]) | |
431 | { | |
432 | // Get next neighbours | |
433 | // --- | |
434 | ||
5f91c9e8 | 435 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(iX,iY)); |
ba030c0e | 436 | Int_t &i = *Nlist; |
437 | i=0; | |
5f91c9e8 | 438 | AliMpVPadIterator* iter |
ba030c0e | 439 | = fPlaneSegmentation |
5f91c9e8 | 440 | ->CreateIterator(AliMpArea(pad.Position(),2.*pad.Dimensions()*1.1)); |
ba030c0e | 441 | |
442 | for( iter->First(); !iter->IsDone() && i<10; iter->Next()) { | |
443 | Xlist[i] = iter->CurrentItem().GetIndices().GetFirst(); | |
444 | Ylist[i] = iter->CurrentItem().GetIndices().GetSecond(); | |
445 | i++; | |
446 | } | |
447 | ||
448 | delete iter; | |
449 | } | |
450 | ||
451 | //______________________________________________________________________________ | |
452 | Int_t AliMUONSt1Segmentation::Ix() | |
453 | { | |
454 | // Current pad cursor during disintegration | |
455 | // x, y-coordinate | |
456 | // --- | |
457 | ||
458 | return fPlaneIterator->CurrentItem().GetIndices().GetFirst(); | |
459 | } | |
460 | ||
461 | //______________________________________________________________________________ | |
462 | Int_t AliMUONSt1Segmentation::Iy() | |
463 | { | |
464 | // Current pad cursor during disintegration | |
465 | // x, y-coordinate | |
466 | // --- | |
467 | ||
468 | return fPlaneIterator->CurrentItem().GetIndices().GetSecond(); | |
469 | } | |
470 | ||
471 | //______________________________________________________________________________ | |
472 | Int_t AliMUONSt1Segmentation::ISector() | |
473 | { | |
474 | // Current sector | |
475 | // --- | |
476 | ||
477 | return fSector; | |
478 | } | |
479 | ||
480 | //______________________________________________________________________________ | |
481 | Int_t AliMUONSt1Segmentation::Sector(Int_t ix, Int_t iy) | |
482 | { | |
483 | // Calculate sector from pad coordinates | |
484 | // --- | |
485 | ||
486 | return fPlaneSegmentation | |
5f91c9e8 | 487 | ->Zone(fPlaneSegmentation->PadByIndices(AliMpIntPair(ix, iy))); |
ba030c0e | 488 | } |
489 | ||
490 | //______________________________________________________________________________ | |
491 | Int_t AliMUONSt1Segmentation::Sector(Float_t x, Float_t y) | |
492 | { | |
493 | // Calculate sector from pad coordinates | |
494 | // --- | |
495 | ||
496 | return fPlaneSegmentation | |
497 | ->Zone(fPlaneSegmentation | |
498 | ->PadByPosition(TVector2(x/fgkLengthUnit, y/fgkLengthUnit))); | |
499 | } | |
500 | ||
501 | //______________________________________________________________________________ | |
502 | void AliMUONSt1Segmentation::IntegrationLimits(Float_t& x1, Float_t& x2, | |
503 | Float_t& y1, Float_t& y2) | |
504 | { | |
505 | // Current integration limits | |
506 | // --- | |
507 | ||
508 | x1 = fXhit - fX - Dpx(fSector)/2.; | |
509 | x2 = x1 + Dpx(fSector); | |
510 | ||
511 | y1 = fYhit - fY - Dpy(fSector)/2.; | |
512 | y2 = y1 + Dpy(fSector); | |
513 | } | |
514 | ||
515 | //______________________________________________________________________________ | |
6aaf81e6 | 516 | Int_t AliMUONSt1Segmentation::SigGenCond(Float_t x, Float_t y, Float_t /*z*/) |
ba030c0e | 517 | { |
518 | // Signal Generation Condition during Stepping | |
519 | // 0: don't generate signal | |
520 | // 1: generate signal | |
521 | // Comments: | |
522 | // | |
523 | // Crossing of pad boundary and mid plane between neighbouring wires is checked. | |
524 | // To correctly simulate the dependence of the spatial resolution on the angle | |
525 | // of incidence signal must be generated for constant steps on | |
526 | // the projection of the trajectory along the anode wire. | |
527 | // | |
528 | // Signal will be generated if particle crosses pad boundary or | |
529 | // boundary between two wires. | |
530 | // | |
531 | // From AliMUONSegmentationV01 | |
532 | // --- | |
533 | ||
534 | Int_t ixt, iyt; | |
535 | GetPadI(x, y, ixt, iyt); | |
536 | Int_t iwt=(x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1; | |
537 | ||
538 | if ((ixt != fIxt) || (iyt !=fIyt) || (iwt != fIwt)) { | |
539 | return 1; | |
540 | } | |
541 | else { | |
542 | return 0; | |
543 | } | |
544 | } | |
545 | ||
546 | ||
547 | //______________________________________________________________________________ | |
6aaf81e6 | 548 | void AliMUONSt1Segmentation::SigGenInit(Float_t x, Float_t y, Float_t /*z*/) |
ba030c0e | 549 | { |
550 | // Initialise signal generation at coord (x,y,z) | |
551 | // Initialises pad and wire position during stepping. | |
552 | // From AliMUONSegmentationV01 | |
553 | // --- | |
554 | ||
555 | fXt = x; | |
556 | fYt = y; | |
557 | GetPadI(x, y, fIxt, fIyt); | |
558 | fIwt = (x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1 ; | |
559 | } | |
560 | ||
561 | //______________________________________________________________________________ | |
562 | void AliMUONSt1Segmentation::GiveTestPoints(Int_t& n, Float_t* x, Float_t* y) const | |
563 | { | |
564 | // Test points for auto calibration | |
565 | // Returns test point on the pad plane. | |
566 | // Used during determination of the segmoid correction of the COG-method | |
567 | // From AliMUONSegmentationV01 | |
568 | // --- | |
569 | ||
570 | n=1; | |
571 | x[0] = (fRmax+fRmin)/2/TMath::Sqrt(2.); | |
572 | y[0] = x[0]; | |
573 | } | |
574 | ||
575 | //______________________________________________________________________________ | |
6aaf81e6 | 576 | void AliMUONSt1Segmentation::Draw(const char * /*opt*/) const |
ba030c0e | 577 | { |
578 | // Draw the segmentation zones. | |
579 | // (Called from AliMUON::BuildGeometry) | |
580 | // --- | |
581 | ||
582 | Warning("Draw", "Not yet implemented."); | |
583 | } | |
584 | ||
585 | //______________________________________________________________________________ | |
586 | void AliMUONSt1Segmentation::SetCorrFunc(Int_t isec, TF1* func) | |
587 | { | |
588 | // Set the correction function. | |
589 | // From AliMUONSegmentationV01 | |
590 | // --- | |
591 | ||
592 | fCorrA->AddAt(func, isec); | |
593 | } | |
594 | ||
595 | //______________________________________________________________________________ | |
596 | TF1* AliMUONSt1Segmentation::CorrFunc(Int_t isec) const | |
597 | { | |
598 | // Get the correction Function. | |
599 | // From AliMUONSegmentationV01 | |
600 | // --- | |
601 | ||
602 | return (TF1*) fCorrA->At(isec); | |
603 | } | |
604 |