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cc4dcfb0 | 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 | ||
18 | //********************************************************* | |
19 | // Segmentation classes for slat modules | |
20 | // This class works with local coordinates | |
21 | // of the slats via the class AliMUONGeometrySegmentation | |
22 | // This class contains the size of the slats and the | |
23 | // and the differents PCB densities. | |
24 | // (from old AliMUONSegmentationSlatModule) | |
25 | // Gines, Subatech, Nov04 | |
f1501d74 | 26 | // Add electronics mapping |
27 | // Christian, Subatech, Mai 05 | |
cc4dcfb0 | 28 | //********************************************************* |
29 | ||
30 | #include <TArrayI.h> | |
31 | #include <TArrayF.h> | |
32 | #include "AliMUONSt345SlatSegmentation.h" | |
f1501d74 | 33 | #include "AliMUONSegmentationDetectionElement.h" |
34 | #include "AliMUONSegmentManuIndex.h" | |
35 | #include "AliMUONSegmentIndex.h" | |
36 | ||
cc4dcfb0 | 37 | #include "AliLog.h" |
38 | ||
cc4dcfb0 | 39 | ClassImp(AliMUONSt345SlatSegmentation) |
40 | ||
41 | ||
a713db22 | 42 | AliMUONSt345SlatSegmentation::AliMUONSt345SlatSegmentation() |
f1501d74 | 43 | : AliMUONVGeometryDESegmentation(), |
a713db22 | 44 | fBending(0), |
45 | fId(0), | |
6b9de626 | 46 | fNsec(0), |
47 | fNDiv(0), | |
48 | fDpxD(0), | |
49 | fDpyD(0), | |
a713db22 | 50 | fDpx(0), |
51 | fDpy(0), | |
52 | fNpx(999999), | |
53 | fNpy(999999), | |
54 | fWireD(0.0), | |
55 | fXhit(0.), | |
56 | fYhit(0.), | |
57 | fIx(0), | |
58 | fIy(0), | |
59 | fX(0.), | |
60 | fY(0.), | |
61 | fIxmin(0), | |
62 | fIxmax(0), | |
63 | fIymin(0), | |
f1501d74 | 64 | fIymax(0), |
65 | fInitDone(kFALSE), | |
66 | fSegmentationDetectionElement(0x0) | |
a713db22 | 67 | { |
68 | // default constructor | |
69 | ||
70 | } | |
71 | ||
72 | //___________________________________________ | |
f48459ab | 73 | AliMUONSt345SlatSegmentation::AliMUONSt345SlatSegmentation(Bool_t bending) |
fed772f3 | 74 | : AliMUONVGeometryDESegmentation(), |
f48459ab | 75 | fBending(bending), |
76 | fId(0), | |
6b9de626 | 77 | fNsec(0), |
78 | fNDiv(0), | |
79 | fDpxD(0), | |
80 | fDpyD(0), | |
f48459ab | 81 | fDpx(0), |
82 | fDpy(0), | |
83 | fNpx(999999), | |
84 | fNpy(999999), | |
85 | fWireD(0.25), | |
86 | fXhit(0.), | |
87 | fYhit(0.), | |
88 | fIx(0), | |
89 | fIy(0), | |
90 | fX(0.), | |
91 | fY(0.), | |
92 | fIxmin(0), | |
93 | fIxmax(0), | |
94 | fIymin(0), | |
f1501d74 | 95 | fIymax(0), |
96 | fInitDone(kFALSE), | |
97 | fSegmentationDetectionElement(0x0) | |
98 | ||
99 | ||
cc4dcfb0 | 100 | { |
f48459ab | 101 | // Non default constructor |
cc4dcfb0 | 102 | fNsec = 4; // 4 sector densities at most per slat |
103 | fNDiv = new TArrayI(fNsec); | |
104 | fDpxD = new TArrayF(fNsec); | |
f48459ab | 105 | fDpyD = new TArrayF(fNsec); |
cc4dcfb0 | 106 | (*fNDiv)[0]=(*fNDiv)[1]=(*fNDiv)[2]=(*fNDiv)[3]=0; |
107 | (*fDpxD)[0]=(*fDpxD)[1]=(*fDpxD)[2]=(*fDpxD)[3]=0; | |
f1501d74 | 108 | (*fDpyD)[0]=(*fDpyD)[1]=(*fDpyD)[2]=(*fDpyD)[3]=0; |
109 | ||
110 | ||
cc4dcfb0 | 111 | } |
112 | //---------------------------------------------------------------------- | |
fed772f3 | 113 | AliMUONSt345SlatSegmentation::AliMUONSt345SlatSegmentation(const AliMUONSt345SlatSegmentation& rhs) |
114 | : AliMUONVGeometryDESegmentation(rhs), | |
115 | fBending(0), | |
116 | fId(0), | |
117 | fDpx(0), | |
118 | fDpy(0), | |
119 | fNpx(999999), | |
120 | fNpy(999999), | |
121 | fWireD(0.25), | |
122 | fXhit(0.), | |
123 | fYhit(0.), | |
124 | fIx(0), | |
125 | fIy(0), | |
126 | fX(0.), | |
127 | fY(0.), | |
128 | fIxmin(0), | |
129 | fIxmax(0), | |
130 | fIymin(0), | |
f1501d74 | 131 | fIymax(0), |
132 | fSegmentationDetectionElement(0x0) | |
cc4dcfb0 | 133 | { |
fed772f3 | 134 | // default constructor |
cc4dcfb0 | 135 | } |
136 | //---------------------------------------------------------------------- | |
137 | AliMUONSt345SlatSegmentation::~AliMUONSt345SlatSegmentation() | |
138 | { | |
f48459ab | 139 | // Destructor |
140 | if (fNDiv) delete fNDiv; | |
141 | if (fDpxD) delete fDpxD; | |
142 | if (fDpyD) delete fDpyD; | |
f1501d74 | 143 | // if (fSegmentationDetectionElement) fSegmentationDetectionElement->Delete(); |
cc4dcfb0 | 144 | } |
145 | //---------------------------------------------------------------------- | |
146 | AliMUONSt345SlatSegmentation& AliMUONSt345SlatSegmentation::operator=(const AliMUONSt345SlatSegmentation& rhs) | |
147 | { | |
f48459ab | 148 | // Protected assignement operator |
cc4dcfb0 | 149 | if (this == &rhs) return *this; |
150 | AliFatal("Not implemented."); | |
151 | return *this; | |
152 | } | |
153 | ||
154 | ||
155 | //------------------------------------------------------------------------ | |
156 | Float_t AliMUONSt345SlatSegmentation::Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t * /*dummy*/) | |
157 | { | |
f48459ab | 158 | // Returns the square of the distance between 1 pad |
159 | // labelled by its Channel numbers and a coordinate | |
cc4dcfb0 | 160 | Float_t x,y; |
161 | GetPadC(iX,iY,x,y); | |
162 | return (x-X)*(x-X) + (y-Y)*(y-Y); | |
163 | } | |
164 | //____________________________________________________________________________ | |
165 | Float_t AliMUONSt345SlatSegmentation::Dpx(Int_t isec) const | |
166 | { | |
f48459ab | 167 | // Return x-strip width |
168 | return (*fDpxD)[isec]; | |
cc4dcfb0 | 169 | } |
170 | ||
171 | //____________________________________________________________________________ | |
f48459ab | 172 | Float_t AliMUONSt345SlatSegmentation::Dpy(Int_t isec) const |
cc4dcfb0 | 173 | { |
174 | // Return y-strip width | |
f48459ab | 175 | return (*fDpyD)[isec]; |
cc4dcfb0 | 176 | } |
177 | //_____________________________________________________________________________ | |
178 | Float_t AliMUONSt345SlatSegmentation::GetAnod(Float_t xhit) const | |
179 | { | |
f48459ab | 180 | // Returns for a hit position xhit the position of the nearest anode wire |
181 | Float_t wire= (xhit>0)? Int_t(xhit/fWireD)+0.5:Int_t(xhit/fWireD)-0.5; | |
182 | return fWireD*wire; | |
cc4dcfb0 | 183 | } |
cc4dcfb0 | 184 | |
cc4dcfb0 | 185 | |
f48459ab | 186 | |
cc4dcfb0 | 187 | //-------------------------------------------------------------------------------- |
188 | void AliMUONSt345SlatSegmentation::GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y) | |
189 | { | |
bd57045f | 190 | if (ix < 1 || ix > Npx() || iy < 1 || iy > Npy() ){ |
f7db2071 | 191 | AliWarning(Form("ix %d or iy %d out of boundaries: Npx=%d and Npy=%d",ix, iy, Npx(), Npy())); |
13b83a58 | 192 | x = y= 0.; |
bd57045f | 193 | |
194 | } else { | |
195 | ||
cc4dcfb0 | 196 | // Returns real coordinates (x,y) for given pad coordinates (ix,iy) |
cc4dcfb0 | 197 | // Find sector isec |
198 | Int_t isec = Sector(ix,iy); | |
76fa1113 | 199 | if (isec == -1) AliWarning(Form("isector = %d with ix %d, iy %d", isec, ix, iy)); |
f48459ab | 200 | if (iy > fNpyS[isec]) { |
13b83a58 | 201 | x = y = 0.; |
f48459ab | 202 | return; |
203 | } | |
cc4dcfb0 | 204 | if (isec>0) { |
205 | x = fCx[isec-1]+(ix-fNpxS[isec-1])*(*fDpxD)[isec]; | |
206 | x = x-(*fDpxD)[isec]/2; | |
f48459ab | 207 | y = Float_t(iy*(*fDpyD)[isec])-(*fDpyD)[isec]/2.- fCy; // !!! |
cc4dcfb0 | 208 | } else { |
bd57045f | 209 | x = y = 0; |
cc4dcfb0 | 210 | } |
211 | } | |
212 | } | |
f48459ab | 213 | |
214 | ||
215 | //_____________________________________________________________________________ | |
216 | void AliMUONSt345SlatSegmentation::GetPadI(Float_t x, Float_t y, Int_t &ix, Int_t &iy) | |
217 | { | |
218 | // Returns pad coordinates (ix,iy) for given real coordinates (x,y) | |
76fa1113 | 219 | |
f48459ab | 220 | // Find sector isec |
221 | Int_t isec=-1; | |
222 | for (Int_t i=fNsec-1; i > 0; i--) { | |
223 | if (x >= fCx[i-1]) { | |
224 | isec=i; | |
13b83a58 | 225 | if (TMath::Abs(fCx[isec] - fCx[isec-1]) <0.1 && isec > 1) isec--; |
f48459ab | 226 | break; |
227 | } | |
228 | } | |
f7db2071 | 229 | if (isec == -1) AliWarning(Form("isector equal to %d with xl %f, yl %f", isec, x, y)); |
f48459ab | 230 | if (isec>0) { |
231 | ix= Int_t((x-fCx[isec-1])/(*fDpxD)[isec]) | |
232 | +fNpxS[isec-1]+1; | |
233 | iy= Int_t((y+fCy)/(*fDpyD)[isec])+1; | |
234 | } else if (isec == 0) { | |
235 | ix= Int_t(x/(*fDpxD)[isec])+1; | |
236 | iy= Int_t((y+fCy)/(*fDpyD)[isec])+1; | |
237 | } else { | |
238 | ix=0; | |
239 | iy=0; | |
240 | } | |
241 | } | |
cc4dcfb0 | 242 | //------------------------------------------------------------------------- |
243 | void AliMUONSt345SlatSegmentation::GetPadI(Float_t x, Float_t y , Float_t /*z*/, Int_t &ix, Int_t &iy) | |
244 | { | |
245 | GetPadI(x, y, ix, iy); | |
246 | } | |
f1501d74 | 247 | |
248 | //------------------------------------------------------------------------- | |
249 | void AliMUONSt345SlatSegmentation::GetPadE(Int_t &ix, Int_t &iy, AliMUONSegmentManuIndex* manuIndex) | |
250 | { | |
251 | // | |
252 | // return Padx and Pady | |
253 | // input value: electronic connection number | |
254 | ||
255 | Int_t icathode = (fBending == 1) ? 0 : 1; // cathode 0 == bending | |
256 | ||
257 | // Int_t busPatchId = manuIndex->GetBusPatchId(); // | |
258 | Int_t manuId = manuIndex->GetManuId(); | |
259 | Int_t manuChannelId = manuIndex->GetManuChannelId(); | |
260 | // Int_t channelId = manuIndex->GetChannelId(); | |
261 | ||
262 | AliMUONSegmentIndex* index = fSegmentationDetectionElement->GetIndex(manuId, manuChannelId); | |
263 | ||
264 | ix = index->GetPadX(); | |
265 | iy = index->GetPadY(); | |
266 | swap(ix,iy); // swap cos origin in segmentation and mapping file are different for iy (temporary solution) | |
267 | ||
268 | if (index->GetCathode() != icathode) | |
269 | AliWarning("Wrong cathode number !"); | |
270 | ||
271 | } | |
272 | ||
273 | //------------------------------------------------------------------------- | |
274 | AliMUONSegmentManuIndex* AliMUONSt345SlatSegmentation::GetMpConnection(Int_t ix, Int_t iy) | |
275 | { | |
276 | // | |
277 | // return electronic connection number | |
278 | // input value: Padx and Pady | |
279 | ||
280 | Int_t icathode = (fBending == 1) ? 0 : 1; // cathode 0 == bending | |
281 | ||
282 | return fSegmentationDetectionElement->GetManuIndex(ix, iy, icathode); | |
283 | ||
284 | } | |
285 | ||
cc4dcfb0 | 286 | //_______________________________________________________________ |
287 | void AliMUONSt345SlatSegmentation::SetPadDivision(Int_t ndiv[4]) | |
288 | { | |
f48459ab | 289 | // Defines the pad size perp. to the anode wire (y) for different sectors. |
290 | // Pad sizes are defined as integral fractions ndiv of a basis pad size | |
291 | // fDpx | |
292 | // | |
293 | for (Int_t i=0; i<4; i++) { | |
294 | (*fNDiv)[i]=ndiv[i]; | |
295 | } | |
296 | ndiv[0]=ndiv[1]; | |
cc4dcfb0 | 297 | } |
298 | //____________________________________________________________________________ | |
299 | void AliMUONSt345SlatSegmentation::SetPadSize(Float_t p1, Float_t p2) | |
300 | { | |
f48459ab | 301 | // Sets the padsize |
302 | fDpx=p1; | |
303 | fDpy=p2; | |
cc4dcfb0 | 304 | } |
305 | //_______________________________________________________________ | |
306 | void AliMUONSt345SlatSegmentation::SetPcbBoards(Int_t n[4]) | |
307 | { | |
f48459ab | 308 | // |
309 | // Set PcbBoard segmentation zones for each density | |
f1501d74 | 310 | // n[0] slat type parameter |
311 | // n[1] PcbBoards for highest density sector fNDiv[1] etc ... | |
312 | ||
313 | fRtype = n[0]; | |
314 | n[0] = 0; | |
f48459ab | 315 | for (Int_t i=0; i<4; i++) fPcbBoards[i]=n[i]; |
f1501d74 | 316 | |
cc4dcfb0 | 317 | } |
318 | //------------------------------------------------------------------------- | |
319 | void AliMUONSt345SlatSegmentation::SetPad(Int_t ix, Int_t iy) | |
320 | { | |
f48459ab | 321 | // |
322 | // Sets virtual pad coordinates, needed for evaluating pad response | |
323 | // outside the tracking program | |
324 | GetPadC(ix,iy,fX,fY); | |
325 | fSector=Sector(ix,iy); | |
cc4dcfb0 | 326 | } |
327 | //--------------------------------------------------------------------------- | |
328 | void AliMUONSt345SlatSegmentation::SetHit(Float_t x, Float_t y) | |
329 | { | |
f48459ab | 330 | // Set current hit |
331 | // | |
332 | fXhit = x; | |
333 | fYhit = y; | |
cc4dcfb0 | 334 | |
bd57045f | 335 | if (x < fCx[0]) fXhit = fCx[0]; |
336 | if (y < -fDyPCB/2.) fYhit = -fDyPCB/2.; | |
cc4dcfb0 | 337 | |
bd57045f | 338 | if (x > fCx[fNsec-1]) fXhit = fCx[fNsec-1]; |
339 | if (y > fDyPCB/2.) fYhit = fDyPCB/2.; | |
cc4dcfb0 | 340 | |
341 | } | |
342 | //---------------------------------------------------------------------------- | |
343 | void AliMUONSt345SlatSegmentation::SetHit(Float_t xhit, Float_t yhit, Float_t /*zhit*/) | |
344 | { | |
345 | SetHit(xhit, yhit); | |
346 | } | |
f48459ab | 347 | |
cc4dcfb0 | 348 | //---------------------------------------------------------- |
349 | void AliMUONSt345SlatSegmentation::FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy) | |
350 | { | |
351 | // Initialises iteration over pads for charge distribution algorithm | |
352 | // | |
353 | // | |
354 | // Find the wire position (center of charge distribution) | |
bd57045f | 355 | Float_t x0a = GetAnod(xhit); |
356 | fXhit = x0a; | |
357 | fYhit = yhit; | |
cc4dcfb0 | 358 | // |
359 | // and take fNsigma*sigma around this center | |
bd57045f | 360 | Float_t x01 = x0a - dx ; |
361 | Float_t x02 = x0a + dx; | |
362 | Float_t y01 = yhit - dy; | |
363 | Float_t y02 = yhit + dy; | |
cc4dcfb0 | 364 | |
bd57045f | 365 | // check the limits after adding (fNsigma*sigma) |
366 | if (x01 < fCx[0]) x01 = fCx[0]; | |
367 | if (y01 < -fDyPCB/2) y01 = -fDyPCB/2; | |
368 | ||
369 | if (x02 >= fCx[fNsec-1]) x02 = fCx[fNsec-1]; // still ok ? (CF) | |
13b83a58 | 370 | if (y02 >= fDyPCB/2.) y02 = fDyPCB/2.; |
cc4dcfb0 | 371 | |
372 | ||
373 | Int_t isec=-1; | |
374 | for (Int_t i=fNsec-1; i > 0; i--) { | |
bd57045f | 375 | if (x02 >= fCx[i-1]) { |
376 | isec=i; | |
13b83a58 | 377 | if (TMath::Abs(fCx[isec] - fCx[isec-1]) < 0.1 && isec > 1) isec--; |
bd57045f | 378 | break; |
379 | } | |
cc4dcfb0 | 380 | } |
bd57045f | 381 | |
13b83a58 | 382 | // y02 += Dpy(isec);// why ? (CF) |
cc4dcfb0 | 383 | |
384 | // | |
385 | // find the pads over which the charge distributes | |
386 | GetPadI(x01,y01,fIxmin,fIymin); | |
387 | GetPadI(x02,y02,fIxmax,fIymax); | |
388 | ||
389 | if (fIxmax > fNpx) fIxmax=fNpx; | |
390 | if (fIymax > fNpyS[isec]) fIymax = fNpyS[isec]; | |
f7db2071 | 391 | if (fIxmin < 1) fIxmin = 1; // patch for the moment (Ch. Finck) |
392 | if (fIymin < 1) fIymin = 1; | |
cc4dcfb0 | 393 | |
bd57045f | 394 | fXmin = x01; |
395 | fXmax = x02; | |
396 | fYmin = y01; | |
397 | fYmax = y02; | |
cc4dcfb0 | 398 | |
399 | // | |
400 | // Set current pad to lower left corner | |
bd57045f | 401 | if (fIxmax < fIxmin) fIxmax = fIxmin; |
402 | if (fIymax < fIymin) fIymax = fIymin; | |
403 | fIx = fIxmin; | |
404 | fIy = fIymin; | |
cc4dcfb0 | 405 | |
406 | GetPadC(fIx,fIy,fX,fY); | |
bd57045f | 407 | fSector = Sector(fIx,fIy); |
13b83a58 | 408 | |
cc4dcfb0 | 409 | } |
f48459ab | 410 | |
411 | ||
412 | ||
cc4dcfb0 | 413 | //---------------------------------------------------------------------- |
414 | void AliMUONSt345SlatSegmentation::FirstPad(Float_t xhit, Float_t yhit, Float_t /*zhit*/, Float_t dx, Float_t dy) | |
415 | { | |
416 | FirstPad(xhit, yhit, dx, dy); | |
417 | } | |
418 | //---------------------------------------------------------------------- | |
419 | void AliMUONSt345SlatSegmentation::NextPad() | |
420 | { | |
f48459ab | 421 | // Stepper for the iteration over pads |
422 | // | |
423 | // Step to next pad in the integration region | |
424 | // step from left to right | |
425 | if (fIx != fIxmax) { | |
426 | fIx++; | |
427 | GetPadC(fIx,fIy,fX,fY); | |
428 | fSector=Sector(fIx,fIy); | |
429 | // step up | |
430 | } else if (fIy != fIymax) { | |
431 | fIx=fIxmin; | |
432 | fIy++; | |
433 | GetPadC(fIx,fIy,fX,fY); | |
434 | fSector=Sector(fIx,fIy); | |
f48459ab | 435 | } else { |
f7db2071 | 436 | fIx=-999; |
437 | fIy=-999; | |
f48459ab | 438 | } |
cc4dcfb0 | 439 | } |
440 | //------------------------------------------------------------------------- | |
441 | Int_t AliMUONSt345SlatSegmentation::MorePads() | |
442 | { | |
f48459ab | 443 | // Stopping condition for the iterator over pads |
444 | // | |
445 | // Are there more pads in the integration region | |
cc4dcfb0 | 446 | |
f7db2071 | 447 | return (fIx != -999 || fIy != -999); |
cc4dcfb0 | 448 | } |
449 | //-------------------------------------------------------------------------- | |
450 | Int_t AliMUONSt345SlatSegmentation::Sector(Int_t ix, Int_t iy) | |
451 | { | |
f48459ab | 452 | // |
453 | // Determine segmentation zone from pad coordinates | |
454 | // | |
bd57045f | 455 | Int_t isec = -1; |
456 | for (Int_t i = 0; i < fNsec; i++) { | |
f48459ab | 457 | if (ix <= fNpxS[i]) { |
bd57045f | 458 | isec = i; |
f48459ab | 459 | break; |
cc4dcfb0 | 460 | } |
f48459ab | 461 | } |
bd57045f | 462 | if (isec == -1) AliWarning(Form("Sector = %d with ix %d and iy %d, Npx %d", |
463 | isec, ix, iy, fNpx)); | |
cc4dcfb0 | 464 | |
f48459ab | 465 | return isec; |
cc4dcfb0 | 466 | |
467 | } | |
468 | //----------------------------------------------------------------------------- | |
469 | void AliMUONSt345SlatSegmentation:: | |
470 | IntegrationLimits(Float_t& x1,Float_t& x2,Float_t& y1, Float_t& y2) | |
471 | { | |
f48459ab | 472 | // Returns integration limits for current pad |
473 | // | |
474 | x1=fXhit-fX-Dpx(fSector)/2.; | |
475 | x2=x1+Dpx(fSector); | |
476 | y1=fYhit-fY-Dpy(fSector)/2.; | |
477 | y2=y1+Dpy(fSector); | |
76fa1113 | 478 | // printf("\n Integration Limits %f %f %f %f %d %f", x1, x2, y1, y2, fSector, Dpx(fSector)); |
cc4dcfb0 | 479 | |
480 | } | |
481 | //----------------------------------------------------------------------------- | |
482 | void AliMUONSt345SlatSegmentation:: | |
483 | Neighbours(Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]) | |
484 | { | |
f48459ab | 485 | // Returns list of next neighbours for given Pad (iX, iY) |
486 | Int_t i=0; | |
487 | // step right | |
488 | if (iX+1 <= fNpx) { | |
489 | Xlist[i]=iX+1; | |
490 | Ylist[i++]=iY; | |
491 | } | |
492 | // step left | |
493 | if (iX-1 > 0) { | |
494 | Xlist[i]=iX-1; | |
495 | Ylist[i++]=iY; | |
496 | } | |
497 | Int_t sector = Sector(iX,iY); | |
498 | // step up | |
499 | if (iY+1 <= fNpyS[sector]) { | |
500 | Xlist[i]=iX; | |
501 | Ylist[i++]=iY+1; | |
502 | } | |
503 | // step down | |
504 | if (iY-1 > 0) { | |
505 | Xlist[i]=iX; | |
506 | Ylist[i++]=iY-1; | |
507 | } | |
508 | *Nlist=i; | |
cc4dcfb0 | 509 | } |
f48459ab | 510 | |
cc4dcfb0 | 511 | //-------------------------------------------------------------------------- |
512 | void AliMUONSt345SlatSegmentation::Init(Int_t detectionElementId) | |
513 | { | |
f48459ab | 514 | // |
515 | // Fill the arrays fCx (x-contour) and fNpxS (ix-contour) for each sector | |
516 | // These arrays help in converting from real to pad co-ordinates and | |
517 | // vice versa | |
518 | // | |
519 | // Segmentation is defined by rectangular modules approximating | |
520 | // concentric circles as shown below | |
521 | // | |
522 | // PCB module size in cm | |
523 | // printf("\n Initialise Segmentation SlatModule \n"); | |
cc4dcfb0 | 524 | |
f48459ab | 525 | |
a713db22 | 526 | // printf(" fBending: %d \n",fBending); |
f48459ab | 527 | |
f1501d74 | 528 | if (fInitDone) return; // security if init is already done in AliMUONFactory |
f48459ab | 529 | fDxPCB=40; |
530 | fDyPCB=40; | |
531 | ||
532 | // Calculate padsize along x | |
533 | (*fDpxD)[fNsec-1]=fDpx; | |
534 | (*fDpyD)[fNsec-1]=fDpy; | |
535 | if (fNsec > 1) { | |
536 | for (Int_t i=fNsec-1; i>=0; i--){ // fNsec-2 | |
537 | if (!fBending) { | |
538 | (*fDpxD)[i]=fDpx; | |
539 | (*fDpyD)[i]=(*fDpyD)[fNsec-1]/(*fNDiv)[i]; | |
540 | } else { | |
cc4dcfb0 | 541 | (*fDpxD)[i]=(*fDpxD)[fNsec-1]/(*fNDiv)[i]; |
f48459ab | 542 | (*fDpyD)[i]=fDpy; |
cc4dcfb0 | 543 | } |
544 | } | |
f48459ab | 545 | } |
546 | // | |
547 | // fill the arrays defining the pad segmentation boundaries | |
548 | // | |
549 | // | |
550 | // Loop over sectors (isec=0 for secto close to the beam pipe) | |
551 | Float_t totalLength = 0; | |
552 | for (Int_t isec=0; isec<4; isec++) totalLength += fPcbBoards[isec]*fDxPCB; // !!!! | |
553 | ||
554 | fNpy = 0; // maximum number of pads in y | |
555 | for (Int_t isec=0; isec<4; isec++) { | |
556 | if (isec==0) { | |
557 | fNpxS[0] = 0; | |
558 | fNpyS[0] = 0; | |
559 | fCx[0] = -totalLength/2; | |
560 | } else { | |
13b83a58 | 561 | fNpxS[isec] = fNpxS[isec-1] + fPcbBoards[isec]*Int_t(fDxPCB/(*fDpxD)[isec]+0.5); |
562 | fNpyS[isec] = Int_t(fDyPCB/(*fDpyD)[isec]+0.5); | |
f48459ab | 563 | if (fNpyS[isec] >= fNpy) fNpy = fNpyS[isec]; |
564 | fCx[isec]= fCx[isec-1] + fPcbBoards[isec]*fDxPCB; | |
565 | } | |
566 | } // sectors | |
cc4dcfb0 | 567 | |
f48459ab | 568 | fNpx = fNpxS[3]; // maximum number of pads in x |
569 | fCy = fDyPCB/2.; | |
570 | // | |
571 | fId = detectionElementId; | |
f1501d74 | 572 | |
573 | // | |
574 | // initalize mapping | |
575 | // | |
576 | // Int_t icathode = (fBending == 1) ? 0 : 1; // cathode 0 == bending | |
577 | // Char_t name[15]; | |
578 | // GetMpFileName(name); | |
579 | // fSegmentationDetectionElement = new AliMUONSegmentationDetectionElement(); | |
580 | // fSegmentationDetectionElement->Init(name, icathode); | |
581 | fInitDone = kTRUE; | |
f48459ab | 582 | } |
cc4dcfb0 | 583 | |
f1501d74 | 584 | //-------------------------------------------------------------------------- |
585 | void AliMUONSt345SlatSegmentation::GetMpFileName(Char_t* name) const | |
586 | { | |
587 | // | |
588 | // Get mapping file name | |
589 | // | |
cc4dcfb0 | 590 | |
f1501d74 | 591 | strcpy(name,"slat"); |
592 | ||
593 | for (Int_t isec = 1; isec < 4; isec++) { | |
594 | ||
595 | switch(isec) { | |
596 | case 1: | |
597 | for (Int_t i = 0; i < fPcbBoards[isec]; i++) | |
598 | strcat(name,"1"); | |
599 | break; | |
600 | case 2 : | |
601 | for (Int_t i = 0; i < fPcbBoards[isec]; i++) | |
602 | strcat(name,"2"); | |
603 | break; | |
604 | case 3: | |
605 | for (Int_t i = 0; i < fPcbBoards[isec]; i++) | |
606 | strcat(name,"3"); | |
607 | break; | |
608 | } | |
609 | } | |
610 | ||
611 | while (strlen(name) < 10) | |
612 | strcat(name,"0"); | |
613 | ||
614 | switch(fRtype) { | |
615 | case 0: | |
616 | strcat(name, "N"); | |
617 | break; | |
618 | case 1: | |
619 | strcat(name, "NR1"); | |
620 | break; | |
621 | case 2: | |
622 | strcat(name, "NR2"); | |
623 | break; | |
624 | case 3: | |
625 | strcat(name, "NR3"); | |
626 | break; | |
627 | case 4: | |
628 | strcat(name, "S"); | |
629 | break; | |
630 | case -1: | |
631 | strcat(name, "SR1"); | |
632 | break; | |
633 | case -2: | |
634 | strcat(name, "SR2"); | |
635 | break; | |
636 | case -3: | |
637 | strcat(name, "SR3"); // should not exist | |
638 | AliFatal("SR3 Slat type does not exist !!"); | |
639 | break; | |
640 | } | |
641 | } | |
cc4dcfb0 | 642 | |
f1501d74 | 643 | //-------------------------------------------------------------------------- |
644 | void AliMUONSt345SlatSegmentation::Swap(Int_t padX, Int_t &padY) | |
645 | { | |
cc4dcfb0 | 646 | |
f1501d74 | 647 | // swap the numbering between segmentation (i.e. pady = [0,40]) |
648 | // and mapping file (i.e. pady = [-20,20]) | |
cc4dcfb0 | 649 | |
650 | ||
f1501d74 | 651 | if (fBending == 1) { |
652 | if (padY < 0) | |
653 | padY += fNpy + 1; | |
654 | else | |
655 | padY += fNpy; | |
656 | } | |
cc4dcfb0 | 657 | |
658 | ||
f1501d74 | 659 | if (fBending == 0) { |
660 | if (padY < 0) | |
661 | padY += fNpyS[Sector(padX, padY)] + 1; | |
662 | else | |
663 | padY += fNpyS[Sector(padX, padY)]; | |
664 | } | |
cc4dcfb0 | 665 | |
f1501d74 | 666 | } |
cc4dcfb0 | 667 | |
668 |