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30178c30 | 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 | ||
d1cd2474 | 16 | // $Id$ |
3d1463c8 | 17 | |
18 | //----------------------------------------------------------------------------- | |
d1cd2474 | 19 | // Class AliMUONVGeometryBuilder |
20 | // ----------------------------- | |
e118b27e | 21 | // Abstract base class for geometry construction per geometry module(s). |
d1cd2474 | 22 | // Author: Ivana Hrivnacova, IPN Orsay |
5f1df83a | 23 | // 23/01/2004 |
3d1463c8 | 24 | //----------------------------------------------------------------------------- |
d1cd2474 | 25 | |
d1cd2474 | 26 | #include "AliMUONVGeometryBuilder.h" |
e118b27e | 27 | #include "AliMUONGeometryModule.h" |
28 | #include "AliMUONGeometryDetElement.h" | |
2811276d | 29 | #include "AliMUONGeometryEnvelopeStore.h" |
30 | #include "AliMUONGeometryEnvelope.h" | |
31 | #include "AliMUONGeometryConstituent.h" | |
067866a3 | 32 | #include "AliMUONGeometryBuilder.h" |
fc01c870 | 33 | #include "AliMUONStringIntMap.h" |
31607b6f | 34 | |
35 | #include "AliMpDEManager.h" | |
36 | #include "AliMpExMap.h" | |
37 | ||
8c343c7c | 38 | #include "AliLog.h" |
d1cd2474 | 39 | |
31607b6f | 40 | #include <Riostream.h> |
41 | #include <TObjArray.h> | |
42 | #include <TSystem.h> | |
43 | #include <TGeoMatrix.h> | |
44 | #include <TVirtualMC.h> | |
45 | ||
a9aad96e | 46 | /// \cond CLASSIMP |
d1cd2474 | 47 | ClassImp(AliMUONVGeometryBuilder) |
a9aad96e | 48 | /// \endcond |
d1cd2474 | 49 | |
50 | //______________________________________________________________________________ | |
6cfb12b4 | 51 | AliMUONVGeometryBuilder::AliMUONVGeometryBuilder( |
31607b6f | 52 | Int_t firstModuleId, |
53 | Int_t nofModules) | |
d1cd2474 | 54 | : TObject(), |
6cfb12b4 | 55 | fGeometryModules(0), |
067866a3 | 56 | fReferenceFrame() |
d1cd2474 | 57 | { |
a9aad96e | 58 | /// Standard constructor |
d1cd2474 | 59 | |
e118b27e | 60 | // Create the module geometries array |
6cfb12b4 | 61 | fGeometryModules = new TObjArray(); |
6e241007 | 62 | fGeometryModules->SetOwner(kFALSE); |
63 | ||
31607b6f | 64 | for (Int_t i=0; i<nofModules; i++ ) |
65 | fGeometryModules->Add(new AliMUONGeometryModule(firstModuleId++)); | |
6cfb12b4 | 66 | } |
d1cd2474 | 67 | |
68 | //______________________________________________________________________________ | |
69 | AliMUONVGeometryBuilder::AliMUONVGeometryBuilder() | |
70 | : TObject(), | |
6cfb12b4 | 71 | fGeometryModules(0), |
067866a3 | 72 | fReferenceFrame() |
d1cd2474 | 73 | { |
a9aad96e | 74 | /// Default constructor |
d1cd2474 | 75 | } |
76 | ||
d1cd2474 | 77 | //______________________________________________________________________________ |
a9aad96e | 78 | AliMUONVGeometryBuilder::~AliMUONVGeometryBuilder() |
d1cd2474 | 79 | { |
a9aad96e | 80 | /// Destructor |
d1cd2474 | 81 | |
6cfb12b4 | 82 | if (fGeometryModules) { |
83 | fGeometryModules->Clear(); // Sets pointers to 0 since it is not the owner | |
84 | delete fGeometryModules; | |
86b48c39 | 85 | } |
d1cd2474 | 86 | } |
87 | ||
d1cd2474 | 88 | // |
2811276d | 89 | // private methods |
90 | // | |
91 | ||
92 | //______________________________________________________________________________ | |
6cfb12b4 | 93 | TGeoHMatrix |
94 | AliMUONVGeometryBuilder::ConvertTransform(const TGeoHMatrix& transform) const | |
95 | { | |
a9aad96e | 96 | /// Convert transformation into the reference frame |
6cfb12b4 | 97 | |
98 | if ( fReferenceFrame.IsIdentity() ) | |
99 | return transform; | |
100 | else { | |
6ec9cd4e | 101 | return AliMUONGeometryBuilder::Multiply( fReferenceFrame, |
6cfb12b4 | 102 | transform, |
6ec9cd4e | 103 | fReferenceFrame.Inverse() ); |
104 | } | |
105 | } | |
106 | ||
107 | //______________________________________________________________________________ | |
108 | TGeoHMatrix | |
109 | AliMUONVGeometryBuilder::ConvertDETransform(const TGeoHMatrix& transform) const | |
110 | { | |
a9aad96e | 111 | /// Convert DE transformation into the reference frame |
6ec9cd4e | 112 | |
113 | if ( fReferenceFrame.IsIdentity() ) | |
114 | return transform; | |
115 | else { | |
116 | return AliMUONGeometryBuilder::Multiply( fReferenceFrame, | |
117 | transform ); | |
6cfb12b4 | 118 | } |
119 | } | |
120 | ||
121 | //______________________________________________________________________________ | |
fc01c870 | 122 | TString AliMUONVGeometryBuilder::ComposePath(const TString& volName, |
123 | Int_t copyNo) const | |
2811276d | 124 | { |
a9aad96e | 125 | /// Compose path from given volName and copyNo |
2811276d | 126 | |
fc01c870 | 127 | TString path = "/"; |
128 | path += volName; | |
129 | path += '_'; | |
2811276d | 130 | path += copyNo; |
131 | ||
132 | return path; | |
133 | } | |
134 | ||
2811276d | 135 | //______________________________________________________________________________ |
136 | void AliMUONVGeometryBuilder::MapSV(const TString& path0, | |
137 | const TString& volName, Int_t detElemId) const | |
138 | { | |
a9aad96e | 139 | /// Update the path with all daughters volumes recursively |
140 | /// and map it to the detection element Id if it is a sensitive volume | |
2811276d | 141 | |
6cfb12b4 | 142 | // Get module sensitive volumes map |
31607b6f | 143 | Int_t moduleId = AliMpDEManager::GetGeomModuleId(detElemId); |
fc01c870 | 144 | AliMUONStringIntMap* svMap = GetSVMap(moduleId); |
6cfb12b4 | 145 | |
2811276d | 146 | Int_t nofDaughters = gMC->NofVolDaughters(volName); |
147 | if (nofDaughters == 0) { | |
148 | ||
149 | // Get the name of the last volume in the path | |
150 | Ssiz_t npos1 = path0.Last('/')+1; | |
fc01c870 | 151 | Ssiz_t npos2 = path0.Last('_'); |
2811276d | 152 | TString volName(path0(npos1, npos2-npos1)); |
153 | ||
154 | // Check if it is sensitive volume | |
31607b6f | 155 | Int_t moduleId = AliMpDEManager::GetGeomModuleId(detElemId); |
e118b27e | 156 | AliMUONGeometryModule* geometry = GetGeometry(moduleId); |
fc01c870 | 157 | if ( geometry->IsSensitiveVolume(volName) && |
158 | ! svMap->Get(path0) ) { | |
2811276d | 159 | //cout << ".. adding to the map " |
160 | // << path0 << " " << detElemId << endl; | |
6cfb12b4 | 161 | |
162 | // Map the sensitive volume to detection element | |
163 | svMap->Add(path0, detElemId); | |
2811276d | 164 | } |
165 | return; | |
166 | } | |
167 | ||
168 | for (Int_t i=0; i<nofDaughters; i++) { | |
169 | Int_t copyNo = gMC->VolDaughterCopyNo(volName, i); | |
170 | TString newName = gMC->VolDaughterName(volName, i); | |
171 | ||
172 | TString path = path0; | |
2811276d | 173 | path += ComposePath(newName, copyNo); |
174 | ||
175 | MapSV(path, newName, detElemId); | |
176 | } | |
177 | } | |
e118b27e | 178 | |
2811276d | 179 | // |
180 | // protected methods | |
d1cd2474 | 181 | // |
182 | ||
183 | //______________________________________________________________________________ | |
e118b27e | 184 | AliMUONGeometryModule* |
185 | AliMUONVGeometryBuilder::GetGeometry(Int_t moduleId) const | |
d1cd2474 | 186 | { |
a9aad96e | 187 | /// Return the module geometry specified by moduleId |
d1cd2474 | 188 | |
6cfb12b4 | 189 | for (Int_t i=0; i<fGeometryModules->GetEntriesFast(); i++) { |
e118b27e | 190 | |
191 | AliMUONGeometryModule* geometry | |
6cfb12b4 | 192 | = (AliMUONGeometryModule*)fGeometryModules->At(i); |
e118b27e | 193 | |
194 | if ( geometry->GetModuleId() == moduleId) return geometry; | |
d1cd2474 | 195 | } |
196 | ||
197 | return 0; | |
198 | } | |
2811276d | 199 | |
200 | //______________________________________________________________________________ | |
201 | AliMUONGeometryEnvelopeStore* | |
e118b27e | 202 | AliMUONVGeometryBuilder::GetEnvelopes(Int_t moduleId) const |
2811276d | 203 | { |
a9aad96e | 204 | /// Return the envelope store of the module geometry specified by moduleId |
2811276d | 205 | |
e118b27e | 206 | AliMUONGeometryModule* geometry = GetGeometry(moduleId); |
2811276d | 207 | |
e118b27e | 208 | if (!geometry) { |
209 | AliFatal(Form("Module geometry %d is not defined", moduleId)); | |
2811276d | 210 | return 0; |
211 | } | |
212 | ||
e118b27e | 213 | return geometry->GetEnvelopeStore(); |
2811276d | 214 | } |
215 | ||
216 | //______________________________________________________________________________ | |
fc01c870 | 217 | AliMUONStringIntMap* |
6cfb12b4 | 218 | AliMUONVGeometryBuilder::GetSVMap(Int_t moduleId) const |
2811276d | 219 | { |
a9aad96e | 220 | /// Return the transformation store of the module geometry specified by moduleId |
2811276d | 221 | |
e118b27e | 222 | AliMUONGeometryModule* geometry = GetGeometry(moduleId); |
2811276d | 223 | |
e118b27e | 224 | if (!geometry) { |
6cfb12b4 | 225 | AliFatal(Form("Geometry %d is not defined", moduleId)); |
2811276d | 226 | return 0; |
227 | } | |
228 | ||
6cfb12b4 | 229 | return geometry->GetSVMap(); |
2811276d | 230 | } |
231 | ||
31607b6f | 232 | //______________________________________________________________________________ |
233 | Int_t | |
234 | AliMUONVGeometryBuilder::GetModuleId(const TString& envName) const | |
235 | { | |
236 | /// Return module Id which has the envelope with given name | |
237 | ||
238 | for (Int_t i=0; i<fGeometryModules->GetEntriesFast(); i++) { | |
239 | ||
240 | AliMUONGeometryModule* geometry | |
241 | = (AliMUONGeometryModule*)fGeometryModules->At(i); | |
242 | ||
243 | if ( geometry->GetEnvelopeStore()->FindEnvelope(envName) ) | |
244 | return geometry->GetModuleId(); | |
245 | } | |
246 | ||
247 | return -1; | |
248 | } | |
249 | ||
250 | ||
2811276d | 251 | //______________________________________________________________________________ |
6cfb12b4 | 252 | void AliMUONVGeometryBuilder::SetTranslation(Int_t moduleId, |
253 | const TGeoTranslation& translation) | |
2811276d | 254 | { |
a9aad96e | 255 | /// Set the translation to the geometry module given by moduleId, |
256 | /// apply reference frame transformation | |
2811276d | 257 | |
e118b27e | 258 | AliMUONGeometryModule* geometry = GetGeometry(moduleId); |
2811276d | 259 | |
e118b27e | 260 | if (!geometry) { |
261 | AliFatal(Form("Geometry %d is not defined", moduleId)); | |
6cfb12b4 | 262 | return; |
2811276d | 263 | } |
264 | ||
6cfb12b4 | 265 | // Apply frame transform |
266 | TGeoHMatrix newTransform = ConvertTransform(translation); | |
267 | ||
268 | // Set new transformation | |
269 | geometry->SetTransformation(newTransform); | |
270 | } | |
271 | ||
272 | ||
273 | //______________________________________________________________________________ | |
274 | void AliMUONVGeometryBuilder::SetTransformation(Int_t moduleId, | |
275 | const TGeoTranslation& translation, | |
276 | const TGeoRotation& rotation) | |
277 | { | |
a9aad96e | 278 | /// Set the transformation to the geometry module given by moduleId, |
279 | /// apply reference frame transformation | |
6cfb12b4 | 280 | |
281 | AliMUONGeometryModule* geometry = GetGeometry(moduleId); | |
282 | ||
283 | if (!geometry) { | |
284 | AliFatal(Form("Geometry %d is not defined", moduleId)); | |
285 | return; | |
286 | } | |
287 | ||
288 | TGeoCombiTrans transformation | |
289 | = TGeoCombiTrans(translation, rotation); | |
290 | ||
291 | // Apply frame transform | |
55afe185 | 292 | TGeoHMatrix newTransform = ConvertTransform(transformation); |
6cfb12b4 | 293 | |
294 | // Set new transformation | |
295 | geometry->SetTransformation(newTransform); | |
2811276d | 296 | } |
297 | ||
fc01c870 | 298 | //______________________________________________________________________________ |
299 | void AliMUONVGeometryBuilder::SetVolume(Int_t moduleId, | |
300 | const TString& volumeName, | |
301 | Bool_t isVirtual) | |
302 | { | |
303 | /// Set volume name, virtuality | |
304 | ||
305 | TString path = GetGeometry(moduleId)->GetVolumePath(); | |
306 | // cout << "in AliMUONVGeometryBuilder::SetVolume " << path.Data() << endl; | |
307 | ||
308 | if ( path == "" ) path = "/ALIC_1"; | |
309 | path += ComposePath(volumeName, 1); | |
310 | ||
311 | GetGeometry(moduleId)->SetVolumePath(path); | |
312 | GetGeometry(moduleId)->SetIsVirtual(isVirtual); | |
313 | // cout << "... set " << path.Data() << endl; | |
314 | } | |
315 | ||
316 | //______________________________________________________________________________ | |
317 | void AliMUONVGeometryBuilder::SetMotherVolume(Int_t moduleId, | |
318 | const TString& volumeName) | |
319 | { | |
320 | /// Set mother volume name | |
321 | ||
322 | TString motherVolumeName = ComposePath(volumeName, 1); | |
323 | ||
324 | TString path = GetGeometry(moduleId)->GetVolumePath(); | |
325 | if ( path == "" ) path = "/ALIC_1"; | |
326 | path.Insert(7, motherVolumeName); | |
327 | ||
328 | GetGeometry(moduleId)->SetVolumePath(path); | |
329 | } | |
330 | ||
2811276d | 331 | // |
332 | // public functions | |
333 | // | |
334 | ||
6cfb12b4 | 335 | //______________________________________________________________________________ |
336 | void AliMUONVGeometryBuilder::SetReferenceFrame( | |
337 | const TGeoCombiTrans& referenceFrame) | |
338 | { | |
490da820 | 339 | /// Set reference frame to builder and to all associated geometry |
340 | /// modules | |
341 | ||
6cfb12b4 | 342 | fReferenceFrame = referenceFrame; |
343 | ||
344 | for (Int_t i=0; i<fGeometryModules->GetEntriesFast(); i++) { | |
345 | AliMUONGeometryModule* geometry | |
346 | = (AliMUONGeometryModule*)fGeometryModules->At(i); | |
347 | AliMUONGeometryEnvelopeStore* envelopeStore | |
348 | = geometry->GetEnvelopeStore(); | |
349 | ||
350 | envelopeStore->SetReferenceFrame(referenceFrame); | |
351 | } | |
352 | } | |
353 | ||
354 | ||
2811276d | 355 | //______________________________________________________________________________ |
fc01c870 | 356 | void AliMUONVGeometryBuilder::CreateDetElements() const |
2811276d | 357 | { |
a9aad96e | 358 | /// Create detection elements and fill their global and |
fc01c870 | 359 | /// local transformations from geometry. |
2811276d | 360 | |
6cfb12b4 | 361 | for (Int_t i=0; i<fGeometryModules->GetEntriesFast(); i++) { |
e118b27e | 362 | AliMUONGeometryModule* geometry |
6cfb12b4 | 363 | = (AliMUONGeometryModule*)fGeometryModules->At(i); |
fc01c870 | 364 | |
2811276d | 365 | const TObjArray* envelopes |
e118b27e | 366 | = geometry->GetEnvelopeStore()->GetEnvelopes(); |
367 | ||
31607b6f | 368 | AliMpExMap* detElements |
6cfb12b4 | 369 | = geometry->GetTransformer()->GetDetElementStore(); |
e118b27e | 370 | |
2811276d | 371 | for (Int_t j=0; j<envelopes->GetEntriesFast(); j++) { |
372 | AliMUONGeometryEnvelope* envelope | |
373 | = (AliMUONGeometryEnvelope*)envelopes->At(j); | |
374 | ||
375 | // skip envelope not corresponding to detection element | |
6ec9cd4e | 376 | if ( envelope->GetUniqueID() == 0) continue; |
2811276d | 377 | |
378 | // Get envelope data | |
379 | Int_t detElemId = envelope->GetUniqueID(); | |
2811276d | 380 | |
fc01c870 | 381 | // Compose full volume path |
382 | TString volPath = geometry->GetVolumePath(); | |
383 | volPath += ComposePath(envelope->GetName(), envelope->GetCopyNo()); | |
384 | ||
385 | // Create detection element | |
6ec9cd4e | 386 | AliMUONGeometryDetElement* detElement |
fc01c870 | 387 | = new AliMUONGeometryDetElement(detElemId, volPath); |
6ec9cd4e | 388 | detElements->Add(detElemId, detElement); |
31607b6f | 389 | |
fc01c870 | 390 | // Compose local transformation |
391 | const TGeoCombiTrans* transform = envelope->GetTransformation(); | |
392 | // Apply frame transform | |
393 | TGeoHMatrix localTransform = ConvertDETransform(*transform); | |
394 | detElement->SetLocalTransformation(localTransform); | |
395 | ||
6ec9cd4e | 396 | // Compose global transformation |
397 | TGeoHMatrix globalTransform | |
398 | = AliMUONGeometryBuilder::Multiply( | |
399 | (*geometry->GetTransformer()->GetTransformation()), | |
400 | localTransform ); | |
401 | ; | |
402 | // Set the global transformation to detection element | |
403 | detElement->SetGlobalTransformation(globalTransform); | |
fc01c870 | 404 | |
2811276d | 405 | } |
406 | } | |
407 | } | |
2811276d | 408 | //_____ _________________________________________________________________________ |
fc01c870 | 409 | void AliMUONVGeometryBuilder::RebuildSVMaps(Bool_t withEnvelopes) const |
2811276d | 410 | { |
a9aad96e | 411 | /// Clear the SV maps in memory and fill them from defined geometry. |
2811276d | 412 | |
6cfb12b4 | 413 | for (Int_t i=0; i<fGeometryModules->GetEntriesFast(); i++) { |
e118b27e | 414 | AliMUONGeometryModule* geometry |
6cfb12b4 | 415 | = (AliMUONGeometryModule*)fGeometryModules->At(i); |
2811276d | 416 | |
417 | // Clear the map | |
e118b27e | 418 | geometry->GetSVMap()->Clear(); |
2811276d | 419 | |
420 | // Fill the map from geometry | |
421 | const TObjArray* envelopes | |
e118b27e | 422 | = geometry->GetEnvelopeStore()->GetEnvelopes(); |
2811276d | 423 | |
424 | for (Int_t j=0; j<envelopes->GetEntriesFast(); j++) { | |
425 | AliMUONGeometryEnvelope* envelope | |
426 | = (AliMUONGeometryEnvelope*)envelopes->At(j); | |
427 | ||
428 | // skip envelope not corresponding to detection element | |
fc01c870 | 429 | if ( envelope->GetUniqueID() == 0 ) continue; |
430 | ||
431 | // Get volume path of detection element | |
432 | AliMUONGeometryDetElement* detElement | |
433 | = geometry->GetTransformer()->GetDetElement(envelope->GetUniqueID()); | |
434 | std::string path0 = detElement->GetVolumePath().Data(); | |
435 | ||
436 | if ( ! withEnvelopes && geometry->IsVirtual() ) { | |
437 | std::string vName = geometry->GetTransformer()->GetVolumeName().Data(); | |
438 | std::string vPath = ComposePath(vName, 1).Data(); | |
439 | path0.erase(path0.find(vPath), vPath.size()); | |
d639fb9f | 440 | } |
2811276d | 441 | |
fc01c870 | 442 | if ( ! withEnvelopes && envelope->IsVirtual()) { |
443 | std::string eName = envelope->GetName(); | |
444 | std::string ePath = ComposePath(eName, envelope->GetCopyNo()).Data(); | |
445 | path0.erase(path0.find(ePath), ePath.size()); | |
2811276d | 446 | } |
fc01c870 | 447 | |
448 | if ( ! envelope->IsVirtual() ) | |
449 | MapSV(path0, envelope->GetName(), envelope->GetUniqueID()); | |
450 | else { | |
2811276d | 451 | for (Int_t k=0; k<envelope->GetConstituents()->GetEntriesFast(); k++) { |
452 | AliMUONGeometryConstituent* constituent | |
453 | = (AliMUONGeometryConstituent*)envelope->GetConstituents()->At(k); | |
454 | TString path = path0; | |
2811276d | 455 | path += ComposePath(constituent->GetName(), constituent->GetCopyNo()); |
456 | MapSV(path, constituent->GetName(), envelope->GetUniqueID()); | |
457 | } | |
458 | } | |
459 | } | |
460 | } | |
461 | } | |
462 |