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d4bb94a1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * SigmaEffect_thetadegrees * | |
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 purpeateose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | // $Id$ | |
17 | // | |
18 | // Class AliMUONGeometryBuilder | |
19 | // ---------------------------- | |
e118b27e | 20 | // Manager class for geometry construction via geometry builders. |
d4bb94a1 | 21 | // |
22 | // Author: Ivana Hrivnacova, IPN Orsay | |
23 | ||
e118b27e | 24 | #include <TObjArray.h> |
d4bb94a1 | 25 | #include <TVirtualMC.h> |
26 | ||
27 | #include "AliMUONGeometryBuilder.h" | |
d4bb94a1 | 28 | #include "AliMUONVGeometryBuilder.h" |
6cfb12b4 | 29 | #include "AliMUONGeometry.h" |
30 | #include "AliMUONGeometryTransformer.h" | |
e118b27e | 31 | #include "AliMUONGeometryModule.h" |
6cfb12b4 | 32 | #include "AliMUONGeometryModuleTransformer.h" |
d4bb94a1 | 33 | #include "AliMUONGeometryEnvelope.h" |
76497dec | 34 | #include "AliMUONGeometryEnvelopeStore.h" |
e118b27e | 35 | #include "AliMUONGeometryDetElement.h" |
36 | #include "AliMUONGeometryStore.h" | |
6cfb12b4 | 37 | #include "AliMUONGeometryConstituent.h" |
e118b27e | 38 | #include "AliModule.h" |
8c343c7c | 39 | #include "AliLog.h" |
4a9de4af | 40 | #include "AliRun.h" |
41 | ||
d4bb94a1 | 42 | |
43 | ClassImp(AliMUONGeometryBuilder) | |
44 | ||
067866a3 | 45 | // static functions |
46 | ||
47 | //______________________________________________________________________________ | |
48 | TGeoHMatrix AliMUONGeometryBuilder::Multiply(const TGeoMatrix& m1, | |
49 | const TGeoMatrix& m2) | |
50 | { | |
51 | /// Temporary fix for problem with matrix multiplication in Root 5.02/00 | |
52 | ||
53 | if (m1.IsIdentity() && m2.IsIdentity()) return TGeoHMatrix(); | |
54 | ||
55 | if (m1.IsIdentity()) return m2; | |
56 | ||
57 | if (m2.IsIdentity()) return m1; | |
58 | ||
59 | return m1 * m2; | |
60 | } | |
61 | ||
62 | //______________________________________________________________________________ | |
63 | TGeoHMatrix AliMUONGeometryBuilder::Multiply(const TGeoMatrix& m1, | |
64 | const TGeoMatrix& m2, | |
65 | const TGeoMatrix& m3) | |
66 | { | |
67 | /// Temporary fix for problem with matrix multiplication in Root 5.02/00 | |
68 | ||
69 | if (m1.IsIdentity() && m2.IsIdentity() & m3.IsIdentity()) | |
70 | return TGeoHMatrix(); | |
71 | ||
72 | if (m1.IsIdentity()) return Multiply(m2, m3); | |
73 | ||
74 | if (m2.IsIdentity()) return Multiply(m1, m3); | |
75 | ||
76 | if (m3.IsIdentity()) return Multiply(m1, m2); | |
77 | ||
78 | return m1 * m2 * m3; | |
79 | } | |
80 | ||
81 | //______________________________________________________________________________ | |
82 | TGeoHMatrix AliMUONGeometryBuilder::Multiply(const TGeoMatrix& m1, | |
83 | const TGeoMatrix& m2, | |
84 | const TGeoMatrix& m3, | |
85 | const TGeoMatrix& m4) | |
86 | { | |
87 | /// Temporary fix for problem with matrix multiplication in Root 5.02/00 | |
88 | ||
89 | if (m1.IsIdentity() && m2.IsIdentity() & m3.IsIdentity() & m4.IsIdentity()) | |
90 | return TGeoHMatrix(); | |
91 | ||
92 | if (m1.IsIdentity()) return Multiply(m2, m3, m4); | |
93 | ||
94 | if (m2.IsIdentity()) return Multiply(m1, m3, m4); | |
95 | ||
96 | if (m3.IsIdentity()) return Multiply(m1, m2, m4); | |
97 | ||
98 | if (m4.IsIdentity()) return Multiply(m1, m2, m3); | |
99 | ||
100 | return m1 * m2 * m3 * m4; | |
101 | } | |
102 | ||
e118b27e | 103 | //______________________________________________________________________________ |
104 | AliMUONGeometryBuilder::AliMUONGeometryBuilder(AliModule* module) | |
d4bb94a1 | 105 | : TObject(), |
e118b27e | 106 | fModule(module), |
76497dec | 107 | fAlign(false), |
e118b27e | 108 | fGlobalTransformation(), |
6cfb12b4 | 109 | fGeometryBuilders(0), |
110 | fGeometry(0) | |
d4bb94a1 | 111 | { |
692de412 | 112 | /// Standard constructor |
e118b27e | 113 | |
6cfb12b4 | 114 | fGeometryBuilders = new TObjArray(); |
115 | fGeometryBuilders->SetOwner(true); | |
116 | ||
117 | fGeometry = new AliMUONGeometry(true); | |
118 | ||
119 | // Define the global transformation: | |
120 | // Transformation from the old ALICE coordinate system to a new one: | |
121 | // x->-x, z->-z | |
122 | TGeoRotation* rotGlobal | |
123 | = new TGeoRotation("rotGlobal", 90., 180., 90., 90., 180., 0.); | |
124 | fGlobalTransformation = TGeoCombiTrans(0., 0., 0., rotGlobal); | |
e118b27e | 125 | } |
d4bb94a1 | 126 | |
e118b27e | 127 | //______________________________________________________________________________ |
128 | AliMUONGeometryBuilder::AliMUONGeometryBuilder() | |
d4bb94a1 | 129 | : TObject(), |
e118b27e | 130 | fModule(0), |
76497dec | 131 | fAlign(false), |
e118b27e | 132 | fGlobalTransformation(), |
6cfb12b4 | 133 | fGeometryBuilders(0), |
134 | fGeometry(0) | |
d4bb94a1 | 135 | { |
692de412 | 136 | /// Default constructor |
e118b27e | 137 | } |
d4bb94a1 | 138 | |
139 | //______________________________________________________________________________ | |
140 | AliMUONGeometryBuilder::AliMUONGeometryBuilder(const AliMUONGeometryBuilder& right) | |
141 | : TObject(right) | |
142 | { | |
692de412 | 143 | /// Copy constructor (not implemented) |
d4bb94a1 | 144 | |
8c343c7c | 145 | AliFatal("Copy constructor not provided."); |
d4bb94a1 | 146 | } |
147 | ||
148 | //______________________________________________________________________________ | |
149 | AliMUONGeometryBuilder::~AliMUONGeometryBuilder() | |
150 | { | |
692de412 | 151 | /// Destructor |
6cfb12b4 | 152 | |
153 | delete fGeometryBuilders; | |
154 | delete fGeometry; | |
d4bb94a1 | 155 | } |
156 | ||
157 | //______________________________________________________________________________ | |
158 | AliMUONGeometryBuilder& | |
159 | AliMUONGeometryBuilder::operator=(const AliMUONGeometryBuilder& right) | |
160 | { | |
692de412 | 161 | /// Assignement operator (not implemented) |
d4bb94a1 | 162 | |
163 | // check assignement to self | |
164 | if (this == &right) return *this; | |
165 | ||
8c343c7c | 166 | AliFatal("Assignement operator not provided."); |
d4bb94a1 | 167 | |
168 | return *this; | |
169 | } | |
170 | ||
171 | // | |
172 | // private functions | |
173 | // | |
174 | ||
175 | //______________________________________________________________________________ | |
176 | void AliMUONGeometryBuilder::PlaceVolume(const TString& name, const TString& mName, | |
177 | Int_t copyNo, const TGeoHMatrix& matrix, | |
178 | Int_t npar, Double_t* param, const char* only) const | |
179 | { | |
692de412 | 180 | /// Place the volume specified by name with the given transformation matrix |
d4bb94a1 | 181 | |
6cfb12b4 | 182 | TGeoHMatrix transform(matrix); |
d4bb94a1 | 183 | // Do not apply global transformation |
cfbf2f7d | 184 | // if mother volume was already placed in |
185 | // the new system of coordinates (that is MUON in negative Z) | |
e118b27e | 186 | // (as it is applied on the mother volume) |
cfbf2f7d | 187 | if (mName == TString("DDIP")) |
e118b27e | 188 | transform = fGlobalTransformation.Inverse() * transform; |
d4bb94a1 | 189 | |
190 | // Decompose transformation | |
191 | const Double_t* xyz = transform.GetTranslation(); | |
192 | const Double_t* rm = transform.GetRotationMatrix(); | |
193 | ||
194 | //cout << "Got translation: " | |
195 | // << xyz[0] << " " << xyz[1] << " " << xyz[2] << endl; | |
196 | ||
197 | //cout << "Got rotation: " | |
198 | // << rm[0] << " " << rm[1] << " " << rm[2] << endl | |
199 | // << rm[3] << " " << rm[4] << " " << rm[5] << endl | |
200 | // << rm[6] << " " << rm[7] << " " << rm[8] << endl; | |
201 | ||
202 | // Check for presence of rotation | |
203 | // (will be nice to be available in TGeo) | |
204 | const Double_t kTolerance = 1e-04; | |
205 | Bool_t isRotation = true; | |
206 | if (TMath::Abs(rm[0] - 1.) < kTolerance && | |
207 | TMath::Abs(rm[1] - 0.) < kTolerance && | |
208 | TMath::Abs(rm[2] - 0.) < kTolerance && | |
209 | TMath::Abs(rm[3] - 0.) < kTolerance && | |
210 | TMath::Abs(rm[4] - 1.) < kTolerance && | |
211 | TMath::Abs(rm[5] - 0.) < kTolerance && | |
212 | TMath::Abs(rm[6] - 0.) < kTolerance && | |
213 | TMath::Abs(rm[7] - 0.) < kTolerance && | |
214 | TMath::Abs(rm[8] - 1.) < kTolerance) isRotation = false; | |
215 | ||
216 | Int_t krot = 0; | |
217 | if (isRotation) { | |
218 | TGeoRotation rot; | |
219 | rot.SetMatrix(const_cast<Double_t*>(transform.GetRotationMatrix())); | |
220 | Double_t theta1, phi1, theta2, phi2, theta3, phi3; | |
221 | rot.GetAngles(theta1, phi1, theta2, phi2, theta3, phi3); | |
222 | ||
223 | //cout << "angles: " | |
224 | // << theta1 << " " << phi1 << " " | |
225 | // << theta2 << " " << phi2 << " " | |
226 | // << theta3 << " " << phi3 << endl; | |
227 | ||
e118b27e | 228 | fModule->AliMatrix(krot, theta1, phi1, theta2, phi2, theta3, phi3); |
d4bb94a1 | 229 | } |
230 | ||
231 | // Place the volume in ALIC | |
232 | if (npar == 0) | |
233 | gMC->Gspos(name, copyNo, mName, xyz[0], xyz[1], xyz[2] , krot, only); | |
234 | else | |
235 | gMC->Gsposp(name, copyNo, mName, xyz[0], xyz[1], xyz[2] , krot, only, | |
236 | param, npar); | |
237 | ||
238 | } | |
239 | ||
8618c022 | 240 | //_____________________________________________________________________________ |
241 | void AliMUONGeometryBuilder::SetAlign(AliMUONVGeometryBuilder* builder) | |
242 | { | |
243 | /// Set align option to all geometry modules associated with the builder | |
244 | ||
245 | for (Int_t j=0; j<builder->NofGeometries(); j++) { | |
246 | ||
247 | AliMUONGeometryModule* geometry = builder->Geometry(j); | |
248 | ||
249 | geometry->SetAlign(fAlign); | |
250 | } | |
251 | } | |
252 | ||
d4bb94a1 | 253 | // |
254 | // public functions | |
255 | // | |
256 | ||
e118b27e | 257 | //_____________________________________________________________________________ |
258 | void AliMUONGeometryBuilder::AddBuilder(AliMUONVGeometryBuilder* geomBuilder) | |
259 | { | |
067866a3 | 260 | /// Add the geometry builder to the list |
e118b27e | 261 | |
262 | fGeometryBuilders->Add(geomBuilder); | |
8618c022 | 263 | |
6cfb12b4 | 264 | // Pass geometry modules created in the to the geometry parametrisation |
265 | for (Int_t i=0; i<geomBuilder->NofGeometries(); i++) { | |
266 | fGeometry->AddModule(geomBuilder->Geometry(i)); | |
267 | } | |
268 | ||
269 | if (geomBuilder->ApplyGlobalTransformation()) | |
270 | geomBuilder->SetReferenceFrame(fGlobalTransformation); | |
271 | ||
8618c022 | 272 | SetAlign(geomBuilder); |
e118b27e | 273 | } |
274 | ||
d4bb94a1 | 275 | //______________________________________________________________________________ |
276 | void AliMUONGeometryBuilder::CreateGeometry() | |
277 | { | |
692de412 | 278 | /// Construct geometry using geometry builders. |
d4bb94a1 | 279 | |
6cfb12b4 | 280 | if (fAlign) ReadTransformations(); |
281 | ||
d4bb94a1 | 282 | for (Int_t i=0; i<fGeometryBuilders->GetEntriesFast(); i++) { |
283 | ||
284 | // Get the builder | |
285 | AliMUONVGeometryBuilder* builder | |
286 | = (AliMUONVGeometryBuilder*)fGeometryBuilders->At(i); | |
287 | ||
e118b27e | 288 | // Create geometry + envelopes |
289 | // | |
6cfb12b4 | 290 | builder->CreateGeometry(); |
291 | if (!fAlign) builder->SetTransformations(); | |
292 | ||
cfbf2f7d | 293 | // Place module volumes and envelopes |
e118b27e | 294 | // |
295 | for (Int_t j=0; j<builder->NofGeometries(); j++) { | |
d4bb94a1 | 296 | |
e118b27e | 297 | AliMUONGeometryModule* geometry = builder->Geometry(j); |
6cfb12b4 | 298 | const TGeoCombiTrans* kModuleTransform |
299 | = geometry->GetTransformer()->GetTransformation(); | |
cfbf2f7d | 300 | |
301 | // Place the module volume | |
302 | if ( !geometry->IsVirtual() ) { | |
6cfb12b4 | 303 | PlaceVolume(geometry->GetVolume(), geometry->GetMotherVolume(), |
304 | 1, *kModuleTransform, 0, 0, "ONLY"); | |
cfbf2f7d | 305 | } |
e118b27e | 306 | |
6cfb12b4 | 307 | TGeoCombiTrans appliedGlobalTransform; |
308 | if (builder->ApplyGlobalTransformation()) | |
309 | appliedGlobalTransform = fGlobalTransformation; | |
310 | ||
e118b27e | 311 | // Loop over envelopes |
6cfb12b4 | 312 | const TObjArray* kEnvelopes |
313 | = geometry->GetEnvelopeStore()->GetEnvelopes(); | |
e118b27e | 314 | for (Int_t k=0; k<kEnvelopes->GetEntriesFast(); k++) { |
315 | ||
316 | // Get envelope | |
6cfb12b4 | 317 | AliMUONGeometryEnvelope* env |
318 | = (AliMUONGeometryEnvelope*)kEnvelopes->At(k); | |
319 | ||
e118b27e | 320 | const TGeoCombiTrans* kEnvTrans = env->GetTransformation(); |
321 | const char* only = "ONLY"; | |
322 | if (env->IsMANY()) only = "MANY"; | |
323 | ||
324 | if (env->IsVirtual() && env->GetConstituents()->GetEntriesFast() == 0 ) { | |
325 | // virtual envelope + nof constituents = 0 | |
326 | // => not allowed; | |
327 | // empty virtual envelope has no sense | |
328 | AliFatal("Virtual envelope must have constituents."); | |
329 | return; | |
330 | } | |
d4bb94a1 | 331 | |
e118b27e | 332 | if (!env->IsVirtual() && env->GetConstituents()->GetEntriesFast() > 0 ) { |
333 | // non virtual envelope + nof constituents > 0 | |
334 | // => not allowed; | |
335 | // use VMC to place constituents | |
336 | AliFatal("Non virtual envelope cannot have constituents."); | |
337 | return; | |
338 | } | |
339 | ||
340 | if (!env->IsVirtual() && env->GetConstituents()->GetEntriesFast() == 0 ) { | |
341 | // non virtual envelope + nof constituents = 0 | |
342 | // => place envelope in ALICE by composed transformation: | |
6cfb12b4 | 343 | // Tch * [Tglobal] * Tenv |
e118b27e | 344 | |
345 | // Compound chamber transformation with the envelope one | |
cfbf2f7d | 346 | if (geometry->IsVirtual()) { |
347 | TGeoHMatrix total | |
6cfb12b4 | 348 | = Multiply( (*kModuleTransform), |
349 | appliedGlobalTransform, | |
067866a3 | 350 | (*kEnvTrans) ); |
cfbf2f7d | 351 | PlaceVolume(env->GetName(), geometry->GetMotherVolume(), |
352 | env->GetCopyNo(), total, 0, 0, only); | |
353 | } | |
354 | else { | |
355 | TGeoHMatrix total | |
6cfb12b4 | 356 | = Multiply( appliedGlobalTransform, |
357 | (*kEnvTrans) ); | |
cfbf2f7d | 358 | PlaceVolume(env->GetName(), geometry->GetVolume(), |
359 | env->GetCopyNo(), total, 0, 0, only); | |
360 | } | |
e118b27e | 361 | } |
362 | ||
363 | if (env->IsVirtual() && env->GetConstituents()->GetEntriesFast() > 0 ) { | |
364 | // virtual envelope + nof constituents > 0 | |
365 | // => do not place envelope and place constituents | |
366 | // in ALICE by composed transformation: | |
6cfb12b4 | 367 | // Tch * [Tglobal] * Tenv * Tconst |
d4bb94a1 | 368 | |
e118b27e | 369 | for (Int_t l=0; l<env->GetConstituents()->GetEntriesFast(); l++) { |
370 | AliMUONGeometryConstituent* constituent | |
371 | = (AliMUONGeometryConstituent*)env->GetConstituents()->At(l); | |
372 | ||
373 | // Compound chamber transformation with the envelope one + the constituent one | |
cfbf2f7d | 374 | if (geometry->IsVirtual()) { |
375 | TGeoHMatrix total | |
6cfb12b4 | 376 | = Multiply ( (*kModuleTransform), |
377 | appliedGlobalTransform, | |
378 | (*kEnvTrans), | |
067866a3 | 379 | (*constituent->GetTransformation()) ); |
cfbf2f7d | 380 | |
381 | PlaceVolume(constituent->GetName(), geometry->GetMotherVolume(), | |
382 | constituent->GetCopyNo(), total, | |
383 | constituent->GetNpar(), constituent->GetParam(), only); | |
384 | } | |
385 | else { | |
386 | TGeoHMatrix total | |
6cfb12b4 | 387 | = Multiply ( appliedGlobalTransform, |
388 | (*kEnvTrans), | |
067866a3 | 389 | (*constituent->GetTransformation()) ); |
cfbf2f7d | 390 | |
391 | PlaceVolume(constituent->GetName(), geometry->GetVolume(), | |
392 | constituent->GetCopyNo(), total, | |
393 | constituent->GetNpar(), constituent->GetParam(), only); | |
394 | } | |
e118b27e | 395 | } |
d4bb94a1 | 396 | } |
e118b27e | 397 | } // end of loop over envelopes |
398 | } // end of loop over builder geometries | |
399 | } // end of loop over builders | |
d4bb94a1 | 400 | } |
401 | ||
402 | //_____________________________________________________________________________ | |
403 | void AliMUONGeometryBuilder::CreateMaterials() | |
404 | { | |
692de412 | 405 | /// Construct materials specific to modules via builders |
d4bb94a1 | 406 | |
407 | for (Int_t i=0; i<fGeometryBuilders->GetEntriesFast(); i++) { | |
408 | ||
409 | // Get the builder | |
410 | AliMUONVGeometryBuilder* builder | |
411 | = (AliMUONVGeometryBuilder*)fGeometryBuilders->At(i); | |
412 | ||
413 | // Create materials with each builder | |
414 | if (builder) builder->CreateMaterials(); | |
415 | } | |
416 | } | |
417 | ||
418 | //______________________________________________________________________________ | |
6cfb12b4 | 419 | void AliMUONGeometryBuilder::InitGeometry(const TString& svmapFileName) |
d4bb94a1 | 420 | { |
692de412 | 421 | /// Initialize geometry |
d4bb94a1 | 422 | |
6cfb12b4 | 423 | // Read alignement data if geometry is read from Root file |
063619ad | 424 | if ( gAlice->IsRootGeometry() ) { |
6cfb12b4 | 425 | fAlign = true; |
426 | ReadTransformations(); | |
427 | } | |
428 | ||
429 | // Read sensitive volume map from a file | |
430 | fGeometry->ReadSVMap(svmapFileName); | |
431 | ||
d4bb94a1 | 432 | // Set the chamber (sensitive region) GEANT identifier |
433 | // | |
434 | for (Int_t i=0; i<fGeometryBuilders->GetEntriesFast(); i++) { | |
435 | ||
436 | // Get the builder | |
437 | AliMUONVGeometryBuilder* builder | |
438 | = (AliMUONVGeometryBuilder*)fGeometryBuilders->At(i); | |
439 | ||
6cfb12b4 | 440 | // Set sensitive volumes with each builder |
76497dec | 441 | builder->SetSensitiveVolumes(); |
4a9de4af | 442 | |
6cfb12b4 | 443 | if (!fAlign) { |
444 | // Fill local transformations from built geometry | |
445 | builder->FillTransformations(); | |
6cfb12b4 | 446 | } |
e118b27e | 447 | } |
76497dec | 448 | } |
449 | ||
450 | //______________________________________________________________________________ | |
6cfb12b4 | 451 | void AliMUONGeometryBuilder::ReadTransformations(const TString& fileName) |
76497dec | 452 | { |
6cfb12b4 | 453 | /// Read transformations from ASCII files |
454 | /// and store them in the geometry parametrisation | |
76497dec | 455 | |
6cfb12b4 | 456 | // Read transformations |
457 | // | |
458 | AliMUONGeometryTransformer* geomTransformer = fGeometry->GetTransformer(); | |
459 | geomTransformer->ReadTransformations(fileName); | |
76497dec | 460 | } |
461 | ||
462 | //______________________________________________________________________________ | |
6cfb12b4 | 463 | void AliMUONGeometryBuilder::WriteTransformations(const TString& fileName) |
76497dec | 464 | { |
6cfb12b4 | 465 | /// Write transformations into files per builder |
76497dec | 466 | |
6cfb12b4 | 467 | AliMUONGeometryTransformer* geomTransformer = fGeometry->GetTransformer(); |
468 | geomTransformer->WriteTransformations(fileName); | |
d4bb94a1 | 469 | } |
470 | ||
6cfb12b4 | 471 | //______________________________________________________________________________ |
472 | void AliMUONGeometryBuilder::WriteSVMaps(Bool_t rebuild, | |
473 | const TString& fileName) | |
d4bb94a1 | 474 | { |
6cfb12b4 | 475 | /// Write sensitive volume maps into files per builder |
476 | ||
477 | // Rebuild sv maps | |
478 | // | |
479 | if (rebuild) | |
480 | for (Int_t i=0; i<fGeometryBuilders->GetEntriesFast(); i++) { | |
d4bb94a1 | 481 | |
6cfb12b4 | 482 | AliMUONVGeometryBuilder* builder |
483 | = (AliMUONVGeometryBuilder*)fGeometryBuilders->At(i); | |
484 | ||
485 | builder->RebuildSVMaps(); | |
486 | } | |
487 | ||
488 | // Write maps in file | |
489 | fGeometry->WriteSVMap(fileName); | |
490 | } | |
d4bb94a1 | 491 | |
76497dec | 492 | //_____________________________________________________________________________ |
493 | void AliMUONGeometryBuilder::SetAlign(Bool_t align) | |
494 | { | |
067866a3 | 495 | /// Set the option for alignement |
76497dec | 496 | |
497 | fAlign = align; | |
498 | ||
e118b27e | 499 | for (Int_t i=0; i<fGeometryBuilders->GetEntriesFast(); i++) { |
500 | ||
e118b27e | 501 | AliMUONVGeometryBuilder* builder |
502 | = (AliMUONVGeometryBuilder*)fGeometryBuilders->At(i); | |
8618c022 | 503 | |
504 | SetAlign(builder); | |
505 | } | |
76497dec | 506 | } |