]>
Commit | Line | Data |
---|---|---|
e118b27e | 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 | ||
f7006443 | 18 | // ------------------------------------- |
e118b27e | 19 | // Class AliMUONSt12QuadrantSegmentation |
20 | // ------------------------------------- | |
21 | // Segmentation for MUON quadrants of stations 1 and 2 using | |
22 | // the mapping package | |
e118b27e | 23 | // Author: Ivana Hrivnacova, IPN Orsay |
9afdc733 | 24 | |
e118b27e | 25 | #include <TError.h> |
26 | #include <TF1.h> | |
27 | #include <TObjArray.h> | |
28 | #include <TVector2.h> | |
b7ef3c96 | 29 | #include <TSystem.h> |
30 | ||
31 | #include "AliLog.h" | |
e118b27e | 32 | |
33 | #include "AliMpPad.h" | |
34 | #include "AliMpArea.h" | |
ab126d0a | 35 | #include "AliMpSectorReader.h" |
e118b27e | 36 | #include "AliMpSector.h" |
37 | #include "AliMpVPadIterator.h" | |
38 | #include "AliMpSectorSegmentation.h" | |
a713db22 | 39 | #include "AliMpFiles.h" |
ddde88da | 40 | #include "AliMpNeighboursPadIterator.h" |
b7ef3c96 | 41 | |
42 | #include "AliMUONSt12QuadrantSegmentation.h" | |
43 | #include "AliMUONConstants.h" | |
e118b27e | 44 | |
5398f946 | 45 | /// \cond CLASSIMP |
e118b27e | 46 | ClassImp(AliMUONSt12QuadrantSegmentation) |
5398f946 | 47 | /// \endcond |
e118b27e | 48 | |
e118b27e | 49 | //______________________________________________________________________________ |
50 | AliMUONSt12QuadrantSegmentation::AliMUONSt12QuadrantSegmentation( | |
8fbf5237 | 51 | AliMpVSegmentation* segmentation, |
e118b27e | 52 | AliMpStationType stationType, |
53 | AliMpPlaneType planeType) | |
e0a49962 | 54 | : AliMUONVGeometryDESegmentation(), |
59090931 | 55 | fStationType(stationType), |
56 | fPlaneType(planeType), | |
e118b27e | 57 | fSector(0), |
58 | fSectorSegmentation(0), | |
59 | fSectorIterator(0), | |
8fed3fe9 | 60 | fWireD(0), |
e118b27e | 61 | fChamber(0), |
62 | fId(0), | |
63 | fRmin(0.), | |
64 | fRmax(0.), | |
65 | fZ(0.), | |
66 | fIx(0), | |
67 | fIy(0), | |
68 | fX(0.), | |
69 | fY(0.), | |
70 | fZone(0), | |
71 | fXhit(0.), | |
72 | fYhit(0.), | |
73 | fIxt(0), | |
74 | fIyt(0), | |
75 | fIwt(0), | |
76 | fXt(0.), | |
77 | fYt(0.), | |
78 | fCorrA(0) | |
79 | { | |
5398f946 | 80 | /// Standard constructor |
a713db22 | 81 | |
8fbf5237 | 82 | fSectorSegmentation = dynamic_cast<AliMpSectorSegmentation*>(segmentation); |
83 | if (fSectorSegmentation) | |
84 | fSector = fSectorSegmentation->GetSector(); | |
85 | else | |
86 | AliFatal("Wrong mapping segmentation type"); | |
8fed3fe9 | 87 | |
88 | // Anod pitch | |
89 | if ( stationType == kStation1 ) | |
90 | fWireD = AliMUONConstants::PitchSt1(); | |
91 | else if ( stationType == kStation2 ) | |
92 | fWireD = AliMUONConstants::Pitch(); | |
93 | else | |
94 | AliFatal("Wrong station type"); | |
e118b27e | 95 | |
96 | fCorrA = new TObjArray(3); | |
97 | fCorrA->AddAt(0,0); | |
98 | fCorrA->AddAt(0,1); | |
99 | fCorrA->AddAt(0,2); | |
b7ef3c96 | 100 | |
101 | AliDebug(1, Form("ctor this = %p", this) ); | |
e118b27e | 102 | } |
103 | ||
104 | //______________________________________________________________________________ | |
105 | AliMUONSt12QuadrantSegmentation::AliMUONSt12QuadrantSegmentation() | |
e0a49962 | 106 | : AliMUONVGeometryDESegmentation(), |
59090931 | 107 | fStationType(kStation1), |
108 | fPlaneType(kBendingPlane), | |
e118b27e | 109 | fSector(0), |
110 | fSectorSegmentation(0), | |
111 | fSectorIterator(0), | |
8fed3fe9 | 112 | fWireD(0), |
e118b27e | 113 | fChamber(0), |
114 | fId(0), | |
115 | fRmin(0.), | |
116 | fRmax(0.), | |
117 | fZ(0.), | |
118 | fIx(0), | |
119 | fIy(0), | |
120 | fX(0.), | |
121 | fY(0.), | |
122 | fZone(0), | |
123 | fXhit(0.), | |
124 | fYhit(0.), | |
125 | fIxt(0), | |
126 | fIyt(0), | |
127 | fIwt(0), | |
128 | fXt(0.), | |
129 | fYt(0.), | |
5398f946 | 130 | fCorrA(0) |
131 | { | |
132 | /// Default Constructor | |
b7ef3c96 | 133 | |
134 | AliDebug(1, Form("default (empty) ctor this = %p", this)); | |
e118b27e | 135 | } |
136 | ||
137 | //______________________________________________________________________________ | |
5398f946 | 138 | AliMUONSt12QuadrantSegmentation::~AliMUONSt12QuadrantSegmentation() |
e118b27e | 139 | { |
5398f946 | 140 | /// Destructor |
e118b27e | 141 | |
b7ef3c96 | 142 | AliDebug(1, Form("dtor this = %p", this)); |
143 | ||
e118b27e | 144 | delete fSectorIterator; |
145 | } | |
146 | ||
e118b27e | 147 | // |
148 | // private methods | |
149 | // | |
150 | ||
151 | //______________________________________________________________________________ | |
152 | void AliMUONSt12QuadrantSegmentation::UpdateCurrentPadValues(const AliMpPad& pad) | |
153 | { | |
5398f946 | 154 | /// Updates current pad values. |
e118b27e | 155 | |
156 | fIx = pad.GetIndices().GetFirst(); | |
157 | fIy = pad.GetIndices().GetSecond(); | |
dfaf6b0d | 158 | fX = pad.Position().X(); |
159 | fY = pad.Position().Y(); | |
e118b27e | 160 | fZone = fSectorSegmentation->Zone(pad); |
161 | } | |
162 | ||
59090931 | 163 | |
e118b27e | 164 | // |
165 | // public methods | |
166 | // | |
167 | ||
168 | //______________________________________________________________________________ | |
169 | void AliMUONSt12QuadrantSegmentation::SetPadSize(Float_t /*p1*/, Float_t /*p2*/) | |
170 | { | |
5398f946 | 171 | /// Set pad size Dx*Dy |
e118b27e | 172 | |
173 | AliFatal("Not uniform pad size."); | |
174 | } | |
175 | ||
176 | //______________________________________________________________________________ | |
177 | void AliMUONSt12QuadrantSegmentation::SetDAnod(Float_t d) | |
178 | { | |
5398f946 | 179 | /// Set anod pitch |
e118b27e | 180 | |
181 | fWireD = d; | |
182 | } | |
183 | ||
59090931 | 184 | #include "AliMpMotifMap.h" |
e0a49962 | 185 | //______________________________________________________________________________ |
186 | Bool_t AliMUONSt12QuadrantSegmentation::HasPad(Float_t x, Float_t y, Float_t /*z*/) | |
187 | { | |
5398f946 | 188 | /// Returns true if a pad exists in the given position |
e0a49962 | 189 | |
59090931 | 190 | // fSector->GetMotifMap()->Print(); |
191 | ||
e0a49962 | 192 | AliMpPad pad = fSectorSegmentation |
dfaf6b0d | 193 | ->PadByPosition(TVector2(x,y), false); |
e0a49962 | 194 | |
195 | return pad.IsValid(); | |
196 | } | |
197 | ||
198 | ||
199 | //______________________________________________________________________________ | |
200 | Bool_t AliMUONSt12QuadrantSegmentation::HasPad(Int_t ix, Int_t iy) | |
201 | { | |
5398f946 | 202 | /// Returns true if a pad with given indices exists |
e0a49962 | 203 | |
204 | AliMpPad pad = fSectorSegmentation->PadByIndices(AliMpIntPair(ix,iy), false); | |
205 | ||
206 | return pad.IsValid(); | |
207 | } | |
208 | ||
209 | ||
6b1e4b22 | 210 | //______________________________________________________________________________ |
211 | AliMUONGeometryDirection AliMUONSt12QuadrantSegmentation::GetDirection() | |
212 | { | |
5398f946 | 213 | /// Returns the direction with a constant pad size |
214 | /// (Direction or coordinate where the resolution is the best) | |
6b1e4b22 | 215 | |
216 | switch ( fSector->GetDirection() ) { | |
217 | case kX: return kDirX; | |
218 | case kY: return kDirY; | |
219 | default: return kDirUndefined; | |
220 | } | |
221 | } | |
222 | ||
f5ed7890 | 223 | //______________________________________________________________________________ |
b7ef3c96 | 224 | const AliMpVSegmentation* |
f5ed7890 | 225 | AliMUONSt12QuadrantSegmentation::GetMpSegmentation() const |
226 | { | |
5398f946 | 227 | /// Returns the mapping segmentation |
228 | /// (provides access to electronics info) | |
f5ed7890 | 229 | |
230 | return fSectorSegmentation; | |
231 | } | |
232 | ||
e118b27e | 233 | //______________________________________________________________________________ |
234 | Float_t AliMUONSt12QuadrantSegmentation::GetAnod(Float_t xhit) const | |
235 | { | |
5398f946 | 236 | /// Anod wire coordinate closest to xhit |
237 | /// Returns for a hit position xhit the position of the nearest anode wire | |
238 | /// From AliMUONSegmentationV01. | |
e118b27e | 239 | |
240 | Float_t wire= (xhit>0) ? Int_t(xhit/fWireD) + 0.5 | |
241 | : Int_t(xhit/fWireD) - 0.5; | |
242 | return fWireD*wire; | |
243 | ||
244 | } | |
245 | ||
246 | //______________________________________________________________________________ | |
247 | void AliMUONSt12QuadrantSegmentation::GetPadI(Float_t x, Float_t y, Float_t /*z*/, | |
248 | Int_t& ix, Int_t& iy) | |
249 | { | |
5398f946 | 250 | /// Returns pad coordinates (ix,iy) for given real coordinates (x,y) |
e118b27e | 251 | |
252 | GetPadI(x, y, ix, iy); | |
253 | } | |
254 | ||
255 | //______________________________________________________________________________ | |
256 | void AliMUONSt12QuadrantSegmentation::GetPadI(Float_t x, Float_t y, | |
257 | Int_t& ix, Int_t& iy) | |
258 | { | |
5398f946 | 259 | /// Returns pad coordinates (ix,iy) for given real coordinates (x,y) |
260 | /// If there is no pad, ix = 0, iy = 0 are returned. | |
e118b27e | 261 | |
dfaf6b0d | 262 | AliMpPad pad = fSectorSegmentation->PadByPosition(TVector2(x,y), true); |
e118b27e | 263 | |
264 | ix = pad.GetIndices().GetFirst(); | |
265 | iy = pad.GetIndices().GetSecond(); | |
266 | } | |
267 | ||
268 | //______________________________________________________________________________ | |
269 | void AliMUONSt12QuadrantSegmentation::GetPadC(Int_t ix, Int_t iy, | |
270 | Float_t& x, Float_t& y, Float_t& z) | |
271 | { | |
5398f946 | 272 | /// Transform from pad to real coordinates |
e118b27e | 273 | |
274 | z = fZ; | |
275 | GetPadC(ix, iy, x , y); | |
276 | } | |
277 | ||
278 | //______________________________________________________________________________ | |
279 | void AliMUONSt12QuadrantSegmentation::GetPadC(Int_t ix, Int_t iy, | |
280 | Float_t& x, Float_t& y) | |
281 | { | |
5398f946 | 282 | /// Transform from pad to real coordinates |
283 | /// If there is no pad, x = 0., y = 0. are returned. | |
e118b27e | 284 | |
e0a49962 | 285 | AliMpPad pad = fSectorSegmentation->PadByIndices(AliMpIntPair(ix,iy), true); |
e118b27e | 286 | |
dfaf6b0d | 287 | x = pad.Position().X(); |
288 | y = pad.Position().Y(); | |
e118b27e | 289 | } |
290 | ||
291 | ||
292 | //______________________________________________________________________________ | |
293 | void AliMUONSt12QuadrantSegmentation::Init(Int_t chamber) | |
294 | { | |
5398f946 | 295 | /// Initialize segmentation |
e118b27e | 296 | |
59090931 | 297 | // find Npx, Npy and save this info |
e118b27e | 298 | |
299 | // reference to chamber | |
b7ef3c96 | 300 | fRmin=AliMUONConstants::Rmin(0); |
301 | fRmax=AliMUONConstants::Rmax(0); | |
e118b27e | 302 | fZ = 0; |
303 | fId=chamber; | |
304 | } | |
305 | ||
306 | //______________________________________________________________________________ | |
307 | Float_t AliMUONSt12QuadrantSegmentation::Dpx() const | |
308 | { | |
5398f946 | 309 | /// Get pad size in x |
e118b27e | 310 | |
311 | AliFatal( "Not uniform pad size."); | |
312 | return 0.; | |
313 | } | |
314 | ||
315 | //______________________________________________________________________________ | |
316 | Float_t AliMUONSt12QuadrantSegmentation::Dpy() const | |
317 | { | |
5398f946 | 318 | /// Get pad size in y |
e118b27e | 319 | |
320 | AliFatal("Not uniform pad size."); | |
321 | return 0.; | |
322 | } | |
323 | ||
324 | //______________________________________________________________________________ | |
325 | Float_t AliMUONSt12QuadrantSegmentation::Dpx(Int_t isector) const | |
326 | { | |
5398f946 | 327 | /// Pad size in x by sector |
e118b27e | 328 | |
dfaf6b0d | 329 | return fSectorSegmentation->PadDimensions(isector).X()*2.0; |
e118b27e | 330 | } |
331 | ||
332 | //______________________________________________________________________________ | |
333 | Float_t AliMUONSt12QuadrantSegmentation::Dpy(Int_t isector) const | |
334 | { | |
5398f946 | 335 | /// Pad size in x, y by Sector |
e118b27e | 336 | |
dfaf6b0d | 337 | return fSectorSegmentation->PadDimensions(isector).Y()*2.0; |
e118b27e | 338 | } |
339 | ||
340 | //______________________________________________________________________________ | |
341 | Int_t AliMUONSt12QuadrantSegmentation::Npx() const | |
342 | { | |
5398f946 | 343 | /// Maximum number of Pads in x |
344 | /// hard coded for the time being | |
e118b27e | 345 | |
580c28fd | 346 | return fSectorSegmentation->MaxPadIndexX(); |
e118b27e | 347 | } |
348 | ||
349 | //______________________________________________________________________________ | |
350 | Int_t AliMUONSt12QuadrantSegmentation::Npy() const | |
351 | { | |
5398f946 | 352 | /// Maximum number of Pads in y |
353 | /// hard coded for the time being | |
e118b27e | 354 | |
580c28fd | 355 | return fSectorSegmentation->MaxPadIndexY(); |
e118b27e | 356 | } |
357 | ||
358 | //______________________________________________________________________________ | |
359 | void AliMUONSt12QuadrantSegmentation::SetPad(Int_t ix, Int_t iy) | |
360 | { | |
5398f946 | 361 | /// Set pad position. |
362 | /// Sets virtual pad coordinates, needed for evaluating pad response | |
363 | /// outside the tracking program. | |
364 | /// From AliMUONSegmentationV01. | |
e118b27e | 365 | |
366 | GetPadC(ix, iy, fX, fY); | |
367 | fZone = Sector(ix, iy); | |
368 | } | |
369 | ||
370 | //______________________________________________________________________________ | |
371 | void AliMUONSt12QuadrantSegmentation::SetHit(Float_t xhit, Float_t yhit, Float_t /*zhit*/) | |
372 | { | |
5398f946 | 373 | /// Set hit position |
374 | /// Sets virtual hit position, needed for evaluating pad response | |
375 | /// outside the tracking program | |
376 | /// From AliMUONSegmentationV01. | |
e118b27e | 377 | |
378 | fXhit = xhit; | |
379 | fYhit = yhit; | |
380 | } | |
381 | ||
382 | //______________________________________________________________________________ | |
383 | void AliMUONSt12QuadrantSegmentation::FirstPad(Float_t xhit, Float_t yhit, Float_t /*zhit*/, | |
384 | Float_t dx, Float_t dy) | |
385 | { | |
5398f946 | 386 | /// Iterate over pads - initialiser |
e118b27e | 387 | |
388 | // Sets the current pad to that located in the hit position | |
389 | ||
390 | SetHit(GetAnod(xhit), yhit, 0.); | |
391 | ||
392 | // Enable iterating in one dimension | |
393 | if (dx == 0.) dx = 0.01; | |
394 | if (dy == 0.) dy = 0.01; | |
395 | ||
9eeaee6f | 396 | // Delete previous iterator |
397 | delete fSectorIterator; | |
398 | ||
e118b27e | 399 | fSectorIterator |
400 | = fSectorSegmentation | |
dfaf6b0d | 401 | ->CreateIterator(AliMpArea(TVector2(fXhit,fYhit),TVector2(dx,dy))); |
e118b27e | 402 | |
dfaf6b0d | 403 | AliDebug(1,Form("CreateIterator area=%e,%e +- %e,%e %s", |
8fbf5237 | 404 | fXhit,fYhit,dx,dy,PlaneTypeName(fPlaneType).Data())); |
dfaf6b0d | 405 | |
e118b27e | 406 | fSectorIterator->First(); |
407 | ||
408 | if (! fSectorIterator->IsDone()) | |
409 | UpdateCurrentPadValues(fSectorIterator->CurrentItem()); | |
410 | } | |
411 | ||
412 | //______________________________________________________________________________ | |
413 | void AliMUONSt12QuadrantSegmentation::NextPad() | |
414 | { | |
5398f946 | 415 | /// Iterate over pads - stepper |
e118b27e | 416 | |
417 | fSectorIterator->Next(); | |
418 | ||
419 | if (! fSectorIterator->IsDone()) | |
420 | UpdateCurrentPadValues(fSectorIterator->CurrentItem()); | |
421 | } | |
422 | ||
423 | //______________________________________________________________________________ | |
424 | Int_t AliMUONSt12QuadrantSegmentation::MorePads() | |
425 | { | |
5398f946 | 426 | /// Iterate over pads - condition |
e118b27e | 427 | |
428 | if (fSectorIterator->IsDone()) | |
429 | return 0; | |
430 | else | |
431 | return 1; | |
432 | } | |
433 | ||
434 | //______________________________________________________________________________ | |
435 | Float_t AliMUONSt12QuadrantSegmentation::Distance2AndOffset(Int_t iX, Int_t iY, | |
436 | Float_t x, Float_t y, Int_t* /*dummy*/) | |
437 | { | |
5398f946 | 438 | /// Returns the square of the distance between 1 pad |
439 | /// labelled by its channel numbers and a coordinate | |
e118b27e | 440 | |
441 | AliMpPad pad = fSectorSegmentation->PadByIndices(AliMpIntPair(iX, iY)); | |
442 | ||
443 | if (!pad.IsValid()) | |
444 | AliFatal("Cannot locate pad."); | |
445 | ||
dfaf6b0d | 446 | return (pad.Position() - TVector2(x, y)).Mod2(); |
e118b27e | 447 | } |
448 | ||
449 | //______________________________________________________________________________ | |
450 | void AliMUONSt12QuadrantSegmentation::GetNParallelAndOffset(Int_t /*iX*/, Int_t /*iY*/, | |
451 | Int_t* /*Nparallel*/, Int_t* /*Offset*/) | |
452 | { | |
5398f946 | 453 | /// Number of pads read in parallel and offset to add to x |
454 | /// (specific to LYON, but mandatory for display) | |
e118b27e | 455 | |
456 | AliFatal( "Not yet implemented."); | |
457 | } | |
458 | ||
459 | ||
460 | //______________________________________________________________________________ | |
461 | void AliMUONSt12QuadrantSegmentation::Neighbours(Int_t iX, Int_t iY, | |
462 | Int_t* Nlist, | |
463 | Int_t Xlist[10], Int_t Ylist[10]) | |
464 | { | |
5398f946 | 465 | /// Get next neighbours |
e118b27e | 466 | |
467 | AliMpPad pad = fSectorSegmentation->PadByIndices(AliMpIntPair(iX,iY)); | |
468 | Int_t &i = *Nlist; | |
469 | i=0; | |
f167062f | 470 | AliMpNeighboursPadIterator iter(fSectorSegmentation, pad, kFALSE); |
e118b27e | 471 | |
ddde88da | 472 | for( iter.First(); !iter.IsDone() && i<10; iter.Next()) { |
473 | Xlist[i] = iter.CurrentItem().GetIndices().GetFirst(); | |
474 | Ylist[i] = iter.CurrentItem().GetIndices().GetSecond(); | |
e118b27e | 475 | i++; |
476 | } | |
e118b27e | 477 | } |
ddde88da | 478 | |
e118b27e | 479 | //______________________________________________________________________________ |
480 | Int_t AliMUONSt12QuadrantSegmentation::Ix() | |
481 | { | |
5398f946 | 482 | /// Current pad cursor during disintegration |
483 | /// x, y-coordinate | |
e118b27e | 484 | |
485 | return fSectorIterator->CurrentItem().GetIndices().GetFirst(); | |
486 | } | |
487 | ||
488 | //______________________________________________________________________________ | |
489 | Int_t AliMUONSt12QuadrantSegmentation::Iy() | |
490 | { | |
5398f946 | 491 | /// Current pad cursor during disintegration |
492 | /// x, y-coordinate | |
e118b27e | 493 | |
494 | return fSectorIterator->CurrentItem().GetIndices().GetSecond(); | |
495 | } | |
496 | ||
497 | //______________________________________________________________________________ | |
498 | Int_t AliMUONSt12QuadrantSegmentation::ISector() | |
499 | { | |
5398f946 | 500 | /// Current sector |
e118b27e | 501 | |
502 | return fZone; | |
503 | } | |
504 | ||
505 | //______________________________________________________________________________ | |
506 | Int_t AliMUONSt12QuadrantSegmentation::Sector(Int_t ix, Int_t iy) | |
507 | { | |
5398f946 | 508 | /// Calculate sector from pad coordinates |
e118b27e | 509 | |
510 | return fSectorSegmentation | |
511 | ->Zone(fSectorSegmentation->PadByIndices(AliMpIntPair(ix, iy))); | |
512 | } | |
513 | ||
514 | //______________________________________________________________________________ | |
515 | Int_t AliMUONSt12QuadrantSegmentation::Sector(Float_t x, Float_t y) | |
516 | { | |
5398f946 | 517 | /// Calculate sector from pad coordinates |
e118b27e | 518 | |
519 | return fSectorSegmentation | |
520 | ->Zone(fSectorSegmentation | |
dfaf6b0d | 521 | ->PadByPosition(TVector2(x,y))); |
e118b27e | 522 | } |
523 | ||
524 | //______________________________________________________________________________ | |
525 | void AliMUONSt12QuadrantSegmentation::IntegrationLimits(Float_t& x1, Float_t& x2, | |
526 | Float_t& y1, Float_t& y2) | |
527 | { | |
5398f946 | 528 | /// Current integration limits |
e118b27e | 529 | |
530 | x1 = fXhit - fX - Dpx(fZone)/2.; | |
531 | x2 = x1 + Dpx(fZone); | |
532 | ||
533 | y1 = fYhit - fY - Dpy(fZone)/2.; | |
534 | y2 = y1 + Dpy(fZone); | |
535 | } | |
536 | ||
537 | //______________________________________________________________________________ | |
538 | Int_t AliMUONSt12QuadrantSegmentation::SigGenCond(Float_t x, Float_t y, Float_t /*z*/) | |
539 | { | |
5398f946 | 540 | /// Signal Generation Condition during Stepping |
541 | /// - 0: don't generate signal | |
542 | /// - 1: generate signal | |
543 | /// | |
544 | /// Comments: \n | |
545 | /// | |
546 | /// Crossing of pad boundary and mid plane between neighbouring wires is checked. | |
547 | /// To correctly simulate the dependence of the spatial resolution on the angle | |
548 | /// of incidence signal must be generated for constant steps on | |
549 | /// the projection of the trajectory along the anode wire. | |
550 | /// | |
551 | /// Signal will be generated if particle crosses pad boundary or | |
552 | /// boundary between two wires. | |
553 | /// | |
554 | /// From AliMUONSegmentationV01 | |
e118b27e | 555 | |
556 | Int_t ixt, iyt; | |
557 | GetPadI(x, y, ixt, iyt); | |
558 | Int_t iwt=(x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1; | |
559 | ||
560 | if ((ixt != fIxt) || (iyt !=fIyt) || (iwt != fIwt)) { | |
561 | return 1; | |
562 | } | |
563 | else { | |
564 | return 0; | |
565 | } | |
566 | } | |
567 | ||
e118b27e | 568 | //______________________________________________________________________________ |
569 | void AliMUONSt12QuadrantSegmentation::SigGenInit(Float_t x, Float_t y, Float_t /*z*/) | |
570 | { | |
5398f946 | 571 | /// Initialise signal generation at coord (x,y,z) |
572 | /// Initialises pad and wire position during stepping. | |
573 | /// From AliMUONSegmentationV01 | |
e118b27e | 574 | |
575 | fXt = x; | |
576 | fYt = y; | |
577 | GetPadI(x, y, fIxt, fIyt); | |
578 | fIwt = (x>0) ? Int_t(x/fWireD)+1 : Int_t(x/fWireD)-1 ; | |
579 | } | |
580 | ||
581 | //______________________________________________________________________________ | |
582 | void AliMUONSt12QuadrantSegmentation::GiveTestPoints(Int_t& n, Float_t* x, Float_t* y) const | |
583 | { | |
5398f946 | 584 | /// Test points for auto calibration |
585 | /// Returns test point on the pad plane. | |
586 | /// Used during determination of the segmoid correction of the COG-method | |
587 | /// From AliMUONSegmentationV01 | |
e118b27e | 588 | |
589 | n=1; | |
590 | x[0] = (fRmax+fRmin)/2/TMath::Sqrt(2.); | |
591 | y[0] = x[0]; | |
592 | } | |
593 | ||
594 | //______________________________________________________________________________ | |
595 | void AliMUONSt12QuadrantSegmentation::Draw(const char * /*opt*/) | |
596 | { | |
5398f946 | 597 | /// Draw the segmentation zones. |
598 | /// (Called from AliMUON::BuildGeometry) | |
e118b27e | 599 | |
600 | AliWarning("Not yet implemented."); | |
601 | } | |
602 | ||
603 | //______________________________________________________________________________ | |
604 | void AliMUONSt12QuadrantSegmentation::SetCorrFunc(Int_t isec, TF1* func) | |
605 | { | |
5398f946 | 606 | /// Set the correction function. |
607 | /// From AliMUONSegmentationV01 | |
e118b27e | 608 | |
609 | fCorrA->AddAt(func, isec); | |
610 | } | |
611 | ||
612 | //______________________________________________________________________________ | |
613 | TF1* AliMUONSt12QuadrantSegmentation::CorrFunc(Int_t isec) const | |
614 | { | |
5398f946 | 615 | /// Get the correction Function. |
616 | /// From AliMUONSegmentationV01 | |
e118b27e | 617 | |
618 | return (TF1*) fCorrA->At(isec); | |
619 | } |