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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 <Riostream.h> |
26 | #include <TError.h> | |
27 | #include <TObjArray.h> | |
28 | #include <TVector2.h> | |
29 | #include <TF1.h> | |
30 | ||
5f91c9e8 | 31 | #include <AliMpPlane.h> |
32 | #include <AliMpPlaneType.h> | |
33 | #include <AliMpPlaneSegmentation.h> | |
34 | #include <AliMpPlaneAreaPadIterator.h> | |
ba030c0e | 35 | |
36 | #include "AliMUONSt1Segmentation.h" | |
37 | #include "AliRun.h" | |
38 | #include "AliMUON.h" | |
39 | #include "AliMUONChamber.h" | |
40 | ||
41 | ClassImp(AliMUONSt1Segmentation) | |
42 | ||
43 | const Float_t AliMUONSt1Segmentation::fgkWireD = 0.20; | |
44 | const Float_t AliMUONSt1Segmentation::fgkLengthUnit = 0.1; | |
45 | ||
46 | //______________________________________________________________________________ | |
5f91c9e8 | 47 | AliMUONSt1Segmentation::AliMUONSt1Segmentation(const AliMpPlaneType planeType) |
ba030c0e | 48 | : AliSegmentation(), |
49 | fPlane(0), | |
50 | fPlaneSegmentation(0), | |
51 | fPlaneIterator(0), | |
52 | fWireD(fgkWireD), | |
53 | fChamber(0), | |
54 | fId(0), | |
55 | fRmin(0.), | |
56 | fRmax(0.), | |
57 | fZ(0.), | |
58 | fIx(0), | |
59 | fIy(0), | |
60 | fX(0.), | |
61 | fY(0.), | |
62 | fSector(0), | |
63 | fXhit(0.), | |
64 | fYhit(0.), | |
65 | fIxt(0), | |
66 | fIyt(0), | |
67 | fIwt(0), | |
68 | fXt(0.), | |
69 | fYt(0.), | |
70 | fCorrA(0) | |
71 | { | |
72 | // Normal constructor | |
5f91c9e8 | 73 | fPlane = AliMpPlane::Create(planeType); |
74 | fPlaneSegmentation = new AliMpPlaneSegmentation(fPlane); | |
ba030c0e | 75 | |
76 | fCorrA = new TObjArray(3); | |
77 | fCorrA->AddAt(0,0); | |
78 | fCorrA->AddAt(0,1); | |
79 | fCorrA->AddAt(0,2); | |
80 | } | |
81 | ||
82 | //______________________________________________________________________________ | |
83 | AliMUONSt1Segmentation::AliMUONSt1Segmentation() | |
84 | : AliSegmentation(), | |
85 | fPlane(0), | |
86 | fPlaneSegmentation(0), | |
87 | fPlaneIterator(0), | |
88 | fWireD(fgkWireD), | |
89 | fChamber(0), | |
90 | fId(0), | |
91 | fRmin(0.), | |
92 | fRmax(0.), | |
93 | fZ(0.), | |
94 | fIx(0), | |
95 | fIy(0), | |
96 | fX(0.), | |
97 | fY(0.), | |
98 | fSector(0), | |
99 | fXhit(0.), | |
100 | fYhit(0.), | |
101 | fIxt(0), | |
102 | fIyt(0), | |
103 | fIwt(0), | |
104 | fXt(0.), | |
105 | fYt(0.), | |
106 | fCorrA(0) { | |
107 | // Default Constructor | |
108 | } | |
109 | ||
110 | //______________________________________________________________________________ | |
6aaf81e6 | 111 | AliMUONSt1Segmentation::AliMUONSt1Segmentation(const AliMUONSt1Segmentation& rhs) :AliSegmentation(rhs) |
ba030c0e | 112 | { |
113 | // Copy constructor | |
114 | Fatal("Copy constructor", | |
115 | "Copy constructor is not implemented."); | |
116 | } | |
117 | ||
118 | //______________________________________________________________________________ | |
119 | AliMUONSt1Segmentation::~AliMUONSt1Segmentation() { | |
120 | // Destructor | |
121 | ||
122 | delete fPlane; | |
123 | delete fPlaneSegmentation; | |
124 | delete fPlaneIterator; | |
125 | } | |
126 | ||
127 | // | |
128 | // operators | |
129 | // | |
130 | ||
131 | //______________________________________________________________________________ | |
132 | AliMUONSt1Segmentation& | |
133 | AliMUONSt1Segmentation::operator=(const AliMUONSt1Segmentation& rhs) | |
134 | { | |
135 | // Copy operator | |
136 | ||
137 | // check assignement to self | |
138 | if (this == &rhs) return *this; | |
139 | ||
140 | Fatal("operator=", | |
141 | "Assignment operator is not implemented."); | |
142 | ||
143 | return *this; | |
144 | } | |
145 | ||
146 | // | |
147 | // private methods | |
148 | // | |
149 | ||
150 | //______________________________________________________________________________ | |
5f91c9e8 | 151 | void AliMUONSt1Segmentation::UpdateCurrentPadValues(const AliMpPad& pad) |
ba030c0e | 152 | { |
153 | // Updates current pad values. | |
154 | // --- | |
155 | ||
156 | fIx = pad.GetIndices().GetFirst(); | |
157 | fIy = pad.GetIndices().GetSecond(); | |
158 | fX = pad.Position().X() * fgkLengthUnit; | |
159 | fY = pad.Position().Y() * fgkLengthUnit; | |
160 | fSector = fPlaneSegmentation->Zone(pad); | |
161 | } | |
162 | ||
163 | // | |
164 | // public methods | |
165 | // | |
166 | ||
167 | //______________________________________________________________________________ | |
6aaf81e6 | 168 | void AliMUONSt1Segmentation::SetPadSize(Float_t /*p1*/, Float_t /*p2*/) |
ba030c0e | 169 | { |
170 | // Set pad size Dx*Dy | |
171 | // --- | |
172 | ||
173 | Fatal("SetPadSize", "Not uniform pad size."); | |
174 | } | |
175 | ||
176 | //______________________________________________________________________________ | |
177 | void AliMUONSt1Segmentation::SetDAnod(Float_t d) | |
178 | { | |
179 | // Set anod pitch | |
180 | // --- | |
181 | ||
182 | fWireD = d; | |
183 | } | |
184 | ||
185 | //______________________________________________________________________________ | |
186 | Float_t AliMUONSt1Segmentation::GetAnod(Float_t xhit) const | |
187 | { | |
188 | // Anod wire coordinate closest to xhit | |
189 | // Returns for a hit position xhit the position of the nearest anode wire | |
190 | // From AliMUONSegmentationV01. | |
191 | // --- | |
192 | ||
193 | Float_t wire= (xhit>0) ? Int_t(xhit/fWireD) + 0.5 | |
194 | : Int_t(xhit/fWireD) - 0.5; | |
195 | return fWireD*wire; | |
196 | ||
197 | } | |
198 | ||
199 | //______________________________________________________________________________ | |
6aaf81e6 | 200 | void AliMUONSt1Segmentation::GetPadI(Float_t x, Float_t y, Float_t /*z*/, |
ba030c0e | 201 | Int_t& ix, Int_t& iy) |
202 | { | |
203 | // Returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
204 | // --- | |
205 | ||
206 | GetPadI(x, y, ix, iy); | |
207 | } | |
208 | ||
209 | //______________________________________________________________________________ | |
210 | void AliMUONSt1Segmentation::GetPadI(Float_t x, Float_t y, | |
211 | Int_t& ix, Int_t& iy) | |
212 | { | |
213 | // Returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
214 | // If there is no pad, ix = 0, iy = 0 are returned. | |
215 | // --- | |
216 | ||
5f91c9e8 | 217 | AliMpPad pad = fPlaneSegmentation |
ba030c0e | 218 | ->PadByPosition(TVector2(x/fgkLengthUnit, y/fgkLengthUnit), false); |
219 | ||
220 | ix = pad.GetIndices().GetFirst(); | |
221 | iy = pad.GetIndices().GetSecond(); | |
222 | } | |
223 | ||
224 | //______________________________________________________________________________ | |
225 | void AliMUONSt1Segmentation::GetPadC(Int_t ix, Int_t iy, | |
226 | Float_t& x, Float_t& y, Float_t& z) | |
227 | { | |
228 | // Transform from pad to real coordinates | |
229 | // --- | |
230 | ||
231 | z = fZ; | |
232 | GetPadC(ix, iy, x , y); | |
233 | } | |
234 | ||
235 | //______________________________________________________________________________ | |
236 | void AliMUONSt1Segmentation::GetPadC(Int_t ix, Int_t iy, | |
237 | Float_t& x, Float_t& y) | |
238 | { | |
239 | // Transform from pad to real coordinates | |
240 | // If there is no pad, x = 0., y = 0. are returned. | |
241 | // --- | |
242 | ||
5f91c9e8 | 243 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(ix,iy)); |
ba030c0e | 244 | |
245 | x = pad.Position().X() * fgkLengthUnit; | |
246 | y = pad.Position().Y() * fgkLengthUnit; | |
247 | } | |
248 | ||
249 | ||
250 | //______________________________________________________________________________ | |
251 | void AliMUONSt1Segmentation::Init(Int_t chamber) | |
252 | { | |
253 | // Initialize segmentation | |
254 | // --- | |
255 | ||
256 | // find Npx, Npy and save this info | |
257 | ||
258 | // reference to chamber | |
259 | AliMUON *pMUON = (AliMUON *) gAlice->GetModule("MUON"); | |
260 | fChamber = &(pMUON->Chamber(chamber)); | |
261 | fRmin=fChamber->RInner(); | |
262 | fRmax=fChamber->ROuter(); | |
263 | fZ = fChamber->Z(); | |
264 | fId=chamber; | |
265 | } | |
266 | ||
267 | //______________________________________________________________________________ | |
268 | Float_t AliMUONSt1Segmentation::Dpx() const | |
269 | { | |
270 | // Get pad size in x | |
271 | // --- | |
272 | ||
273 | Fatal("Dpx", "Not uniform pad size."); | |
274 | return 0.; | |
275 | } | |
276 | ||
277 | //______________________________________________________________________________ | |
278 | Float_t AliMUONSt1Segmentation::Dpy() const | |
279 | { | |
280 | // Get pad size in y | |
281 | // --- | |
282 | ||
283 | Fatal("Dpy", "Not uniform pad size."); | |
284 | return 0.; | |
285 | } | |
286 | ||
287 | //______________________________________________________________________________ | |
288 | Float_t AliMUONSt1Segmentation::Dpx(Int_t isector) const | |
289 | { | |
290 | // Pad size in x by sector | |
291 | // --- | |
292 | ||
293 | return fPlaneSegmentation->PadDimensions(isector).X()*2.*fgkLengthUnit; | |
294 | } | |
295 | ||
296 | //______________________________________________________________________________ | |
297 | Float_t AliMUONSt1Segmentation::Dpy(Int_t isector) const | |
298 | { | |
299 | // Pad size in x, y by Sector | |
300 | // --- | |
301 | ||
302 | return fPlaneSegmentation->PadDimensions(isector).Y()*2.*fgkLengthUnit; | |
303 | } | |
304 | ||
305 | //______________________________________________________________________________ | |
306 | Int_t AliMUONSt1Segmentation::Npx() const | |
307 | { | |
308 | // Maximum number of Pads in x | |
309 | // --- | |
310 | ||
311 | //Fatal("Npx", "Not yet implemented."); | |
312 | return 142; //hard coded for the time being | |
313 | } | |
314 | ||
315 | //______________________________________________________________________________ | |
316 | Int_t AliMUONSt1Segmentation::Npy() const | |
317 | { | |
318 | // Maximum number of Pads in y | |
319 | // --- | |
320 | ||
321 | //Fatal("Npy", "Not yet implemented."); | |
322 | return 213; //hard coded for the time being | |
323 | } | |
324 | ||
325 | //______________________________________________________________________________ | |
326 | void AliMUONSt1Segmentation::SetPad(Int_t ix, Int_t iy) | |
327 | { | |
328 | // Set pad position. | |
329 | // Sets virtual pad coordinates, needed for evaluating pad response | |
330 | // outside the tracking program. | |
331 | // From AliMUONSegmentationV01. | |
332 | // --- | |
333 | ||
334 | GetPadC(ix, iy, fX, fY); | |
335 | fSector = Sector(ix, iy); | |
336 | } | |
337 | ||
338 | //______________________________________________________________________________ | |
6aaf81e6 | 339 | void AliMUONSt1Segmentation::SetHit(Float_t xhit, Float_t yhit, Float_t /*zhit*/) |
ba030c0e | 340 | { |
341 | // Set hit position | |
342 | // Sets virtual hit position, needed for evaluating pad response | |
343 | // outside the tracking program | |
344 | // From AliMUONSegmentationV01. | |
345 | ||
346 | fXhit = xhit; | |
347 | fYhit = yhit; | |
348 | } | |
349 | ||
350 | //______________________________________________________________________________ | |
6aaf81e6 | 351 | void AliMUONSt1Segmentation::FirstPad(Float_t xhit, Float_t yhit, Float_t /*zhit*/, |
ba030c0e | 352 | Float_t dx, Float_t dy) |
353 | { | |
354 | // Iterate over pads - initialiser | |
355 | // --- | |
356 | ||
357 | // Sets the current pad to that located in the hit position | |
358 | ||
359 | SetHit(GetAnod(xhit), yhit, 0.); | |
360 | ||
361 | // Enable iterating in one dimension | |
362 | if (dx == 0.) dx = 0.01; | |
363 | if (dy == 0.) dy = 0.01; | |
364 | ||
365 | fPlaneIterator | |
366 | = fPlaneSegmentation | |
5f91c9e8 | 367 | ->CreateIterator(AliMpArea(TVector2(fXhit/fgkLengthUnit, fYhit/fgkLengthUnit), |
368 | TVector2(dx/fgkLengthUnit, dy/fgkLengthUnit))); | |
ba030c0e | 369 | |
370 | fPlaneIterator->First(); | |
371 | ||
372 | if (! fPlaneIterator->IsDone()) | |
373 | UpdateCurrentPadValues(fPlaneIterator->CurrentItem()); | |
374 | } | |
375 | ||
376 | //______________________________________________________________________________ | |
377 | void AliMUONSt1Segmentation::NextPad() | |
378 | { | |
379 | // Iterate over pads - stepper | |
380 | // --- | |
381 | ||
382 | fPlaneIterator->Next(); | |
383 | ||
384 | if (! fPlaneIterator->IsDone()) | |
385 | UpdateCurrentPadValues(fPlaneIterator->CurrentItem()); | |
386 | } | |
387 | ||
388 | //______________________________________________________________________________ | |
389 | Int_t AliMUONSt1Segmentation::MorePads() | |
390 | { | |
391 | // Iterate over pads - condition | |
392 | // --- | |
393 | ||
394 | if (fPlaneIterator->IsDone()) | |
395 | return 0; | |
396 | else | |
397 | return 1; | |
398 | } | |
399 | ||
400 | //______________________________________________________________________________ | |
401 | Float_t AliMUONSt1Segmentation::Distance2AndOffset(Int_t iX, Int_t iY, | |
6aaf81e6 | 402 | Float_t x, Float_t y, Int_t* /*dummy*/) |
ba030c0e | 403 | { |
404 | // Returns the square of the distance between 1 pad | |
405 | // labelled by its channel numbers and a coordinate | |
406 | // --- | |
407 | ||
5f91c9e8 | 408 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(iX, iY)); |
ba030c0e | 409 | |
410 | if (!pad.IsValid()) | |
411 | Fatal("Distance2AndOffset", "Cannot locate pad."); | |
412 | ||
413 | return (pad.Position()*fgkLengthUnit - TVector2(x, y)).Mod2(); | |
414 | } | |
415 | ||
416 | //______________________________________________________________________________ | |
6aaf81e6 | 417 | void AliMUONSt1Segmentation::GetNParallelAndOffset(Int_t /*iX*/, Int_t /*iY*/, |
418 | Int_t* /*Nparallel*/, Int_t* /*Offset*/) | |
ba030c0e | 419 | { |
420 | // Number of pads read in parallel and offset to add to x | |
421 | // (specific to LYON, but mandatory for display) | |
422 | // --- | |
423 | ||
424 | Fatal("GetNParallelAndOffset", "Not yet implemented."); | |
425 | } | |
426 | ||
427 | ||
428 | //______________________________________________________________________________ | |
429 | void AliMUONSt1Segmentation::Neighbours(Int_t iX, Int_t iY, | |
430 | Int_t* Nlist, | |
431 | Int_t Xlist[10], Int_t Ylist[10]) | |
432 | { | |
433 | // Get next neighbours | |
434 | // --- | |
435 | ||
5f91c9e8 | 436 | AliMpPad pad = fPlaneSegmentation->PadByIndices(AliMpIntPair(iX,iY)); |
ba030c0e | 437 | Int_t &i = *Nlist; |
438 | i=0; | |
5f91c9e8 | 439 | AliMpVPadIterator* iter |
ba030c0e | 440 | = fPlaneSegmentation |
5f91c9e8 | 441 | ->CreateIterator(AliMpArea(pad.Position(),2.*pad.Dimensions()*1.1)); |
ba030c0e | 442 | |
443 | for( iter->First(); !iter->IsDone() && i<10; iter->Next()) { | |
444 | Xlist[i] = iter->CurrentItem().GetIndices().GetFirst(); | |
445 | Ylist[i] = iter->CurrentItem().GetIndices().GetSecond(); | |
446 | i++; | |
447 | } | |
448 | ||
449 | delete iter; | |
450 | } | |
451 | ||
452 | //______________________________________________________________________________ | |
453 | Int_t AliMUONSt1Segmentation::Ix() | |
454 | { | |
455 | // Current pad cursor during disintegration | |
456 | // x, y-coordinate | |
457 | // --- | |
458 | ||
459 | return fPlaneIterator->CurrentItem().GetIndices().GetFirst(); | |
460 | } | |
461 | ||
462 | //______________________________________________________________________________ | |
463 | Int_t AliMUONSt1Segmentation::Iy() | |
464 | { | |
465 | // Current pad cursor during disintegration | |
466 | // x, y-coordinate | |
467 | // --- | |
468 | ||
469 | return fPlaneIterator->CurrentItem().GetIndices().GetSecond(); | |
470 | } | |
471 | ||
472 | //______________________________________________________________________________ | |
473 | Int_t AliMUONSt1Segmentation::ISector() | |
474 | { | |
475 | // Current sector | |
476 | // --- | |
477 | ||
478 | return fSector; | |
479 | } | |
480 | ||
481 | //______________________________________________________________________________ | |
482 | Int_t AliMUONSt1Segmentation::Sector(Int_t ix, Int_t iy) | |
483 | { | |
484 | // Calculate sector from pad coordinates | |
485 | // --- | |
486 | ||
487 | return fPlaneSegmentation | |
5f91c9e8 | 488 | ->Zone(fPlaneSegmentation->PadByIndices(AliMpIntPair(ix, iy))); |
ba030c0e | 489 | } |
490 | ||
491 | //______________________________________________________________________________ | |
492 | Int_t AliMUONSt1Segmentation::Sector(Float_t x, Float_t y) | |
493 | { | |
494 | // Calculate sector from pad coordinates | |
495 | // --- | |
496 | ||
497 | return fPlaneSegmentation | |
498 | ->Zone(fPlaneSegmentation | |
499 | ->PadByPosition(TVector2(x/fgkLengthUnit, y/fgkLengthUnit))); | |
500 | } | |
501 | ||
502 | //______________________________________________________________________________ | |
503 | void AliMUONSt1Segmentation::IntegrationLimits(Float_t& x1, Float_t& x2, | |
504 | Float_t& y1, Float_t& y2) | |
505 | { | |
506 | // Current integration limits | |
507 | // --- | |
508 | ||
509 | x1 = fXhit - fX - Dpx(fSector)/2.; | |
510 | x2 = x1 + Dpx(fSector); | |
511 | ||
512 | y1 = fYhit - fY - Dpy(fSector)/2.; | |
513 | y2 = y1 + Dpy(fSector); | |
514 | } | |
515 | ||
516 | //______________________________________________________________________________ | |
6aaf81e6 | 517 | Int_t AliMUONSt1Segmentation::SigGenCond(Float_t x, Float_t y, Float_t /*z*/) |
ba030c0e | 518 | { |
519 | // Signal Generation Condition during Stepping | |
520 | // 0: don't generate signal | |
521 | // 1: generate signal | |
522 | // Comments: | |
523 | // | |
524 | // Crossing of pad boundary and mid plane between neighbouring wires is checked. | |
525 | // To correctly simulate the dependence of the spatial resolution on the angle | |
526 | // of incidence signal must be generated for constant steps on | |
527 | // the projection of the trajectory along the anode wire. | |
528 | // | |
529 | // Signal will be generated if particle crosses pad boundary or | |
530 | // boundary between two wires. | |
531 | // | |
532 | // From AliMUONSegmentationV01 | |
533 | // --- | |
534 | ||
535 | Int_t ixt, iyt; | |
536 | GetPadI(x, y, ixt, iyt); | |
537 | Int_t iwt=(x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1; | |
538 | ||
539 | if ((ixt != fIxt) || (iyt !=fIyt) || (iwt != fIwt)) { | |
540 | return 1; | |
541 | } | |
542 | else { | |
543 | return 0; | |
544 | } | |
545 | } | |
546 | ||
547 | ||
548 | //______________________________________________________________________________ | |
6aaf81e6 | 549 | void AliMUONSt1Segmentation::SigGenInit(Float_t x, Float_t y, Float_t /*z*/) |
ba030c0e | 550 | { |
551 | // Initialise signal generation at coord (x,y,z) | |
552 | // Initialises pad and wire position during stepping. | |
553 | // From AliMUONSegmentationV01 | |
554 | // --- | |
555 | ||
556 | fXt = x; | |
557 | fYt = y; | |
558 | GetPadI(x, y, fIxt, fIyt); | |
559 | fIwt = (x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1 ; | |
560 | } | |
561 | ||
562 | //______________________________________________________________________________ | |
563 | void AliMUONSt1Segmentation::GiveTestPoints(Int_t& n, Float_t* x, Float_t* y) const | |
564 | { | |
565 | // Test points for auto calibration | |
566 | // Returns test point on the pad plane. | |
567 | // Used during determination of the segmoid correction of the COG-method | |
568 | // From AliMUONSegmentationV01 | |
569 | // --- | |
570 | ||
571 | n=1; | |
572 | x[0] = (fRmax+fRmin)/2/TMath::Sqrt(2.); | |
573 | y[0] = x[0]; | |
574 | } | |
575 | ||
576 | //______________________________________________________________________________ | |
6aaf81e6 | 577 | void AliMUONSt1Segmentation::Draw(const char * /*opt*/) const |
ba030c0e | 578 | { |
579 | // Draw the segmentation zones. | |
580 | // (Called from AliMUON::BuildGeometry) | |
581 | // --- | |
582 | ||
583 | Warning("Draw", "Not yet implemented."); | |
584 | } | |
585 | ||
586 | //______________________________________________________________________________ | |
587 | void AliMUONSt1Segmentation::SetCorrFunc(Int_t isec, TF1* func) | |
588 | { | |
589 | // Set the correction function. | |
590 | // From AliMUONSegmentationV01 | |
591 | // --- | |
592 | ||
593 | fCorrA->AddAt(func, isec); | |
594 | } | |
595 | ||
596 | //______________________________________________________________________________ | |
597 | TF1* AliMUONSt1Segmentation::CorrFunc(Int_t isec) const | |
598 | { | |
599 | // Get the correction Function. | |
600 | // From AliMUONSegmentationV01 | |
601 | // --- | |
602 | ||
603 | return (TF1*) fCorrA->At(isec); | |
604 | } | |
605 |