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3b61c716 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | ||
b5cec7b2 | 16 | /* $Id$ */ |
3b61c716 | 17 | |
18 | //======================================================================== | |
19 | // | |
20 | // This class is a helper, producing ITS aligmnent objects. | |
21 | // It provides also some useful functions | |
22 | // See the parameters of the misalignment at the end of this script. | |
23 | // | |
24 | // Main author: L. Gaudichet | |
25 | // Contact: andrea.dainese@lnl.infn.it | |
26 | // | |
27 | //======================================================================== | |
28 | ||
29 | #include <TRandom3.h> | |
30 | #include <TClonesArray.h> | |
5c978c5e | 31 | #include <TClass.h> |
3b61c716 | 32 | |
33 | ||
34 | #include "AliLog.h" | |
35 | #include "AliAlignObjParams.h" | |
36 | #include "AliITSMisalignMaker.h" | |
37 | ||
38 | ||
39 | ClassImp(AliITSMisalignMaker) | |
40 | ||
41 | const Int_t AliITSMisalignMaker::fgkNLadders[AliITSMisalignMaker::kNLayers] = {20,40,14,22,34,38}; | |
42 | const Int_t AliITSMisalignMaker::fgkNDetectors[AliITSMisalignMaker::kNLayers] = {4,4,6,8,22,25}; | |
43 | ||
44 | ||
45 | //________________________________________________________________________ | |
46 | AliITSMisalignMaker::AliITSMisalignMaker(): | |
47 | fRnd(), | |
48 | fInd(0), | |
49 | fAlobj(TClonesArray("AliAlignObjParams",4000)), | |
50 | fStrSPD("ITS/SPD"), | |
51 | fStrSDD("ITS/SDD"), | |
52 | fStrSSD("ITS/SSD"), | |
53 | fStrStave("/Stave"), | |
54 | fStrHalfStave("/HalfStave"), | |
55 | fStrLadder("/Ladder"), | |
56 | fStrSector("/Sector"), | |
57 | fStrSensor("/Sensor") | |
58 | { | |
5c978c5e | 59 | // |
60 | // defaul constructor | |
61 | // | |
3b61c716 | 62 | fRnd.SetSeed(23472341); |
63 | } | |
64 | //________________________________________________________________________ | |
65 | Int_t AliITSMisalignMaker::AddAlignObj(char* name,Double_t dx,Double_t dy,Double_t dz, | |
66 | Double_t dpsi,Double_t dtheta,Double_t dphi,Bool_t unif) { | |
5c978c5e | 67 | // |
68 | // misalignment by symname | |
69 | // | |
3b61c716 | 70 | Double_t vx,vy,vz,vpsi,vtheta,vphi; |
71 | ||
72 | if(!unif) { | |
73 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
74 | vy = GaussCut(0,dy/3.,dy); | |
75 | vz = GaussCut(0,dz/3.,dz); | |
76 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
77 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
78 | vphi = GaussCut(0,dphi/3., dphi); | |
79 | } else { | |
80 | vx = fRnd.Uniform(-dx,dx); | |
81 | vy = fRnd.Uniform(-dy,dy); | |
82 | vz = fRnd.Uniform(-dz,dz); | |
83 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
84 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
85 | vphi = fRnd.Uniform(-dphi,dphi); | |
86 | } | |
87 | ||
88 | new(fAlobj[fInd]) AliAlignObjParams(name,0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); | |
89 | ||
5c978c5e | 90 | AliAlignObjParams* itsalobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); |
91 | itsalobj->ApplyToGeometry(); | |
3b61c716 | 92 | |
93 | fInd++; | |
94 | ||
95 | return kTRUE; | |
96 | } | |
97 | ||
98 | ||
99 | //________________________________________________________________________ | |
100 | Int_t AliITSMisalignMaker::AddAlignObj(Int_t lay,Double_t dx,Double_t dy,Double_t dz, | |
101 | Double_t dpsi,Double_t dtheta,Double_t dphi,Bool_t unif) { | |
5c978c5e | 102 | // |
3b61c716 | 103 | // misalignment at the level of ladders/modules |
5c978c5e | 104 | // |
b5cec7b2 | 105 | lay+=1; // layers are numbered from 1 to 6 in AliGeomManager |
3b61c716 | 106 | |
b5cec7b2 | 107 | printf("LAYER %d MODULES %d\n",lay,AliGeomManager::LayerSize(lay)); |
3b61c716 | 108 | |
b5cec7b2 | 109 | for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(lay); iModule++) { |
3b61c716 | 110 | |
b5cec7b2 | 111 | Double_t vx,vy,vz,vpsi,vtheta,vphi; |
112 | ||
113 | if(!unif) { | |
114 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
115 | vy = GaussCut(0,dy/3.,dy); | |
116 | vz = GaussCut(0,dz/3.,dz); | |
117 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
118 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
119 | vphi = GaussCut(0,dphi/3., dphi); | |
120 | } else { | |
121 | vx = fRnd.Uniform(-dx,dx); | |
122 | vy = fRnd.Uniform(-dy,dy); | |
123 | vz = fRnd.Uniform(-dz,dz); | |
124 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
125 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
126 | vphi = fRnd.Uniform(-dphi,dphi); | |
3b61c716 | 127 | } |
b5cec7b2 | 128 | |
129 | UShort_t volid = AliGeomManager::LayerToVolUID(lay,iModule); | |
130 | const char *symname = AliGeomManager::SymName(volid); | |
131 | ||
132 | new(fAlobj[fInd]) AliAlignObjParams(symname,volid,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); | |
5c978c5e | 133 | AliAlignObjParams* itsalobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); |
134 | itsalobj->ApplyToGeometry(); | |
b5cec7b2 | 135 | fInd++; |
3b61c716 | 136 | } |
137 | ||
138 | return kTRUE; | |
139 | } | |
140 | ||
3b61c716 | 141 | //________________________________________________________________________ |
142 | Int_t AliITSMisalignMaker::AddAlignObj(Int_t lay,Int_t ladd,Double_t dx,Double_t dy,Double_t dz, | |
5c978c5e | 143 | Double_t dpsi,Double_t dtheta,Double_t dphi, |
144 | Double_t xShift,Double_t yShift,Double_t zShift, | |
145 | Double_t psiShift,Double_t thetaShift,Double_t phiShift, | |
146 | Bool_t unif) { | |
147 | // | |
3b61c716 | 148 | // misalignment at the level of half-staves/ladders (ladd=-1 means that all ladders are scanned) |
5c978c5e | 149 | // |
3b61c716 | 150 | Double_t vx,vy,vz,vpsi,vtheta,vphi; |
5c978c5e | 151 | Double_t tr[3],rot[3]; |
3b61c716 | 152 | |
153 | Int_t laddMin = ladd; | |
154 | Int_t laddMax = laddMin+1; | |
155 | if (ladd<0) { | |
156 | laddMin = 0; | |
157 | laddMax = fgkNLadders[lay]; | |
158 | } | |
159 | ||
160 | for (Int_t iLadd=laddMin; iLadd<laddMax; iLadd++) { | |
161 | ||
162 | Int_t nHS = 1; | |
163 | if (lay<2) nHS = 2; | |
164 | for (Int_t iHalfStave=0; iHalfStave<nHS; iHalfStave++) { | |
165 | ||
166 | if(!unif) { | |
167 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
168 | vy = GaussCut(0,dy/3.,dy); | |
169 | vz = GaussCut(0,dz/3.,dz); | |
170 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
171 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
172 | vphi = GaussCut(0,dphi/3., dphi); | |
173 | } else { | |
174 | vx = fRnd.Uniform(-dx,dx); | |
175 | vy = fRnd.Uniform(-dy,dy); | |
176 | vz = fRnd.Uniform(-dz,dz); | |
177 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
178 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
179 | vphi = fRnd.Uniform(-dphi,dphi); | |
180 | } | |
181 | ||
5c978c5e | 182 | TString name(GetHalfStaveLadderSymbName(lay,iLadd,iHalfStave)); |
183 | ||
184 | // first apply half-stave / ladder level misalignment | |
185 | AliAlignObjParams aaop(name.Data(),0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); // set them as local | |
186 | aaop.GetPars(tr,rot); // global | |
187 | ||
188 | // then, apply layer-level misalignment (only for SDD and SSD) | |
189 | if(lay>1) { | |
190 | tr[0] += xShift; | |
191 | tr[1] += yShift; | |
192 | tr[2] += zShift; | |
193 | rot[0] += psiShift; | |
194 | rot[1] += thetaShift; | |
195 | rot[2] += phiShift; | |
196 | } | |
197 | new(fAlobj[fInd]) AliAlignObjParams(name.Data(),0,tr[0],tr[1],tr[2],rot[0],rot[1],rot[2],kTRUE); // set them as global | |
198 | ||
199 | AliAlignObjParams* itsalobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); | |
200 | itsalobj->ApplyToGeometry(); | |
3b61c716 | 201 | fInd++; |
202 | } | |
203 | } | |
204 | ||
205 | return kTRUE; | |
206 | } | |
207 | ||
208 | ||
209 | //________________________________________________________________________ | |
210 | Int_t AliITSMisalignMaker::AddSectorAlignObj(Int_t sectMin,Int_t sectMax, | |
211 | Double_t dx,Double_t dy,Double_t dz, | |
212 | Double_t dpsi,Double_t dtheta,Double_t dphi, | |
213 | Double_t xShift,Double_t yShift,Double_t zShift, | |
214 | Double_t psiShift,Double_t thetaShift,Double_t phiShift,Bool_t unif) { | |
5c978c5e | 215 | // |
3b61c716 | 216 | // misalignment at the level of SPD sectors and half-barrels |
5c978c5e | 217 | // |
218 | ||
3b61c716 | 219 | if ((sectMin<1) || (sectMax>10)) return kFALSE; |
220 | Double_t vx,vy,vz,vpsi,vtheta,vphi; | |
221 | Double_t tr[3],rot[3]; | |
222 | ||
223 | for (Int_t iSect = sectMin-1; iSect<sectMax; iSect++) { | |
224 | ||
225 | // first, apply sector level misalignment | |
226 | if(!unif) { | |
227 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
228 | vy = GaussCut(0,dy/3.,dy); | |
229 | vz = GaussCut(0,dz/3.,dz); | |
230 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
231 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
232 | vphi = GaussCut(0,dphi/3., dphi); | |
233 | } else { | |
234 | vx = fRnd.Uniform(-dx,dx); | |
235 | vy = fRnd.Uniform(-dy,dy); | |
236 | vz = fRnd.Uniform(-dz,dz); | |
237 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
238 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
239 | vphi = fRnd.Uniform(-dphi,dphi); | |
240 | } | |
241 | ||
5c978c5e | 242 | TString name(GetSymbName(0)); |
3b61c716 | 243 | name += fStrSector; |
244 | name += iSect; | |
245 | ||
246 | ||
247 | AliAlignObjParams aaop(name.Data(),0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); // set them as local | |
248 | aaop.GetPars(tr,rot); // global | |
249 | ||
250 | // then, apply half-barrel level misalignment | |
251 | tr[0] += xShift; | |
252 | tr[1] += yShift; | |
253 | tr[2] += zShift; | |
254 | rot[0] += psiShift; | |
255 | rot[1] += thetaShift; | |
256 | rot[2] += phiShift; | |
257 | ||
258 | new(fAlobj[fInd]) AliAlignObjParams(name.Data(),0,tr[0],tr[1],tr[2],rot[0],rot[1],rot[2],kTRUE); // set them as global | |
259 | ||
5c978c5e | 260 | AliAlignObjParams* itsalobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); |
261 | itsalobj->ApplyToGeometry(); | |
3b61c716 | 262 | fInd++; |
263 | } | |
264 | return kTRUE; | |
265 | } | |
266 | ||
267 | //________________________________________________________________________ | |
268 | Double_t AliITSMisalignMaker::GaussCut(Double_t mean,Double_t sigma,Double_t absMax) { | |
5c978c5e | 269 | // |
270 | // random from gaussian with cut on tails | |
271 | // | |
3b61c716 | 272 | Double_t val = fRnd.Gaus(mean,sigma); |
8dd124ba | 273 | while (TMath::Abs(val-mean)>absMax) |
3b61c716 | 274 | val = fRnd.Gaus(mean,sigma); |
275 | return val; | |
276 | } | |
277 | ||
278 | //________________________________________________________________________ | |
5c978c5e | 279 | const char* AliITSMisalignMaker::GetSymbName(Int_t layer) const { |
280 | // | |
3b61c716 | 281 | // be careful : SPD0 and SPD1 are not physically separated |
5c978c5e | 282 | // |
3b61c716 | 283 | TString name; |
284 | switch (layer) { | |
285 | case 0: | |
286 | case 1: name = fStrSPD; name += layer; break; | |
287 | case 2: | |
288 | case 3: name = fStrSDD; name += layer; break; | |
289 | case 4: | |
290 | case 5: name = fStrSSD; name += layer; break; | |
291 | default: AliFatal("Wrong layer index"); | |
292 | } | |
5c978c5e | 293 | return name.Data(); |
3b61c716 | 294 | } |
295 | ||
296 | //________________________________________________________________________ | |
5c978c5e | 297 | const char* AliITSMisalignMaker::GetSymbName(Int_t layer, Int_t ladder, Int_t det) const { |
298 | // | |
299 | // symname from layer, ladder, detector | |
300 | // | |
301 | TString symname(GetHalfStaveLadderSymbName(layer,ladder,det)); | |
302 | if(layer<=2){ | |
303 | symname+="Ladder"; | |
304 | }else if(layer<=6){ | |
305 | symname+="Sensor"; | |
306 | }else{ | |
307 | AliError("Invalid layer!"); | |
308 | return 0; | |
309 | } | |
310 | symname+=det; | |
311 | return symname.Data(); | |
312 | } | |
3b61c716 | 313 | |
5c978c5e | 314 | //________________________________________________________________________ |
315 | const char* AliITSMisalignMaker::GetSymbName(Int_t layer,Int_t ladd) const { | |
316 | // | |
317 | // Get logical names at the level of staves / ladders | |
318 | // | |
319 | TString name(GetSymbName(layer)); | |
3b61c716 | 320 | if (layer==0) { // SPD1 |
321 | ||
322 | int sector = ladd/2; | |
323 | name += fStrSector; | |
324 | name += sector; | |
325 | int stave = ladd-sector*2; | |
326 | name += fStrStave; | |
327 | name += stave; | |
3b61c716 | 328 | } |
329 | else if (layer==1) { // SPD2 | |
330 | ||
331 | int sector = ladd/4; | |
332 | name += fStrSector; | |
333 | name += sector; | |
334 | int stave = ladd-sector*4; | |
335 | name += fStrStave; | |
336 | name += stave; | |
3b61c716 | 337 | } |
338 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
339 | name += fStrLadder; | |
340 | name += ladd; | |
5c978c5e | 341 | } |
3b61c716 | 342 | else { |
343 | AliFatal("Wrong layer index"); | |
344 | } | |
5c978c5e | 345 | return name.Data(); |
3b61c716 | 346 | } |
347 | ||
348 | //________________________________________________________________________ | |
5c978c5e | 349 | const char* AliITSMisalignMaker::GetHalfStaveLadderSymbName(Int_t layer,Int_t ladd,Int_t halfStave) const { |
350 | // | |
351 | // Get logical names at the level of half-staves (SPD) or ladders (SDD and SSD) | |
352 | // | |
353 | TString name(GetSymbName(layer)); | |
3b61c716 | 354 | if (layer==0) { // SPD1 |
355 | ||
356 | int sector = ladd/2; | |
357 | name += fStrSector; | |
358 | name += sector; | |
359 | int stave = ladd-sector*2; | |
360 | name += fStrStave; | |
361 | name += stave; | |
5c978c5e | 362 | name += fStrHalfStave; |
363 | name += halfStave; | |
3b61c716 | 364 | } |
365 | else if (layer==1) { // SPD2 | |
366 | ||
367 | int sector = ladd/4; | |
368 | name += fStrSector; | |
369 | name += sector; | |
370 | int stave = ladd-sector*4; | |
371 | name += fStrStave; | |
372 | name += stave; | |
5c978c5e | 373 | name += fStrHalfStave; |
374 | name += halfStave; | |
3b61c716 | 375 | } |
376 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
377 | name += fStrLadder; | |
378 | name += ladd; | |
5c978c5e | 379 | } |
3b61c716 | 380 | else { |
381 | AliFatal("Wrong layer index"); | |
382 | } | |
5c978c5e | 383 | return name.Data(); |
384 | } | |
385 | ||
386 | //________________________________________________________________________ | |
387 | const char* AliITSMisalignMaker::GetParentSymName(const char* symname) { | |
388 | // | |
389 | // symnane of parent volume | |
390 | // | |
391 | TString parent(symname); | |
392 | // Give the symname of | |
393 | if(parent.BeginsWith('/')) parent.Remove(TString::kLeading,'/'); | |
394 | if(parent.EndsWith("/")) parent.Remove(TString::kTrailing,'/'); | |
395 | ||
396 | if(!parent.CountChar('/')) AliErrorClass("Not a valid symbolic name"); | |
397 | ||
398 | Int_t layer,level; | |
399 | GetLayerAndLevel(symname,layer,level); | |
400 | if(level==1) return "ITS"; | |
401 | ||
402 | parent.Remove(parent.Last('/')); | |
403 | ||
404 | if((layer==0 || layer==1) && level==2){ | |
405 | parent.Remove(parent.Last('/')); | |
406 | parent[7]='0'; | |
407 | } | |
408 | ||
409 | return parent.Data(); | |
410 | } | |
411 | ||
412 | //________________________________________________________________________ | |
413 | Bool_t AliITSMisalignMaker::GetLayerAndLevel(const char* symname, Int_t &layer, Int_t &level) { | |
414 | // | |
415 | // given the symbolic name set layer and level | |
416 | // | |
417 | const char* basename[6] = {"ITS/SPD0/Sector","ITS/SPD1/Sector","ITS/SDD2/Ladder","ITS/SDD3/Ladder","ITS/SSD4/Ladder","ITS/SSD5/Ladder"}; | |
418 | TString strSym(symname); | |
419 | if(strSym=="ITS"){ | |
420 | level=0; | |
421 | layer=-1; | |
422 | return kTRUE; | |
423 | } | |
424 | Int_t i; | |
425 | for(i=0; i<6; i++){ | |
426 | if(strSym.BeginsWith(basename[i])) break; | |
427 | } | |
428 | ||
429 | if(i>=6){ | |
430 | AliErrorClass(Form("%s is not a valid symbolic name for an ITS alignable volume",strSym.Data())); | |
431 | return kFALSE; | |
432 | } | |
433 | ||
434 | layer=i; | |
435 | //The part above could be replaced by just | |
436 | // TString seventh = strSym[7]; | |
437 | // layer = seventh.Atoi(); | |
438 | // if we don't need to check the validity of the symname | |
439 | ||
440 | level=1; | |
441 | switch(layer){ | |
442 | case 0: | |
443 | case 1: | |
444 | if(strSym.Contains("Stave")) level=2; | |
445 | if(strSym.Contains("Ladder")) level=3; | |
446 | break; | |
447 | case 2: | |
448 | case 3: | |
449 | case 4: | |
450 | case 5: | |
451 | if(strSym.Contains("Sensor")) level=2; | |
452 | } | |
453 | ||
454 | return kTRUE; | |
455 | } | |
456 | ||
457 | //________________________________________________________________________ | |
458 | Int_t AliITSMisalignMaker::GetNSisters(const char* symname) { | |
459 | // | |
460 | // number of volumes on same level | |
461 | // | |
462 | Int_t layer,level; | |
463 | if(!GetLayerAndLevel(symname,layer,level)) return -1; | |
464 | if(level==0) return -1; | |
465 | if(level==1) return GetNLadders(layer); | |
466 | if(level==2) return GetNDetectors(layer); | |
467 | AliErrorClass(Form("Invalid layer and level")); | |
468 | return -1; | |
3b61c716 | 469 | } |
5c978c5e | 470 | |
471 | //________________________________________________________________________ | |
472 | Int_t AliITSMisalignMaker::GetNDaughters(const char* symname) { | |
473 | // | |
474 | // number of daughter volumes | |
475 | // | |
476 | Int_t layer,level; | |
477 | if(!GetLayerAndLevel(symname,layer,level)) return -1; | |
478 | if(level==0) { | |
479 | Int_t nLadders = 0; | |
480 | for(Int_t lay=0; lay<6; lay++) nLadders += GetNLadders(lay); | |
481 | return nLadders; | |
482 | } | |
483 | if(level==1) return GetNDetectors(layer); | |
484 | if(level==2){ | |
485 | AliWarningClass(Form("Volume %s is a sensitive volume and has no alignable dauthers",symname)); | |
486 | return -1; | |
487 | } | |
488 | AliErrorClass(Form("Invalid layer and level")); | |
489 | return -1; | |
490 | } | |
491 | ||
b5cec7b2 | 492 | /* |
3b61c716 | 493 | //________________________________________________________________________ |
494 | TString AliITSMisalignMaker::GetSymbName(Int_t layer,Int_t ladd,Int_t mod) const { | |
495 | ||
496 | // Get logical names at the level of SPD ladders / SDD and SSD modules | |
497 | ||
498 | Int_t halfStave = mod/2; | |
499 | TString name = GetHalfStaveLadderSymbName(layer,ladd,halfStave); | |
500 | ||
501 | if (layer<2) { // SPD | |
502 | name += fStrLadder; | |
503 | name += mod; | |
504 | } | |
505 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
506 | name += fStrSensor; | |
507 | name += mod; | |
508 | } | |
509 | else { | |
510 | AliFatal("Wrong layer index"); | |
511 | } | |
512 | return name; | |
513 | } | |
b5cec7b2 | 514 | */ |
5c978c5e | 515 |