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>> 25 //
>> 26 //
>> 27 // $Id$
>> 28 //
25 // 29 //
26 // Class G4AssemblyVolume - implementation 30 // Class G4AssemblyVolume - implementation
27 // 31 //
28 // Author: Radovan Chytracek, CERN - November << 32 // ----------------------------------------------------------------------
29 // ------------------------------------------- <<
30 33
31 #include "G4AssemblyVolume.hh" 34 #include "G4AssemblyVolume.hh"
32 #include "G4AssemblyStore.hh" <<
33 #include "G4PVPlacement.hh" 35 #include "G4PVPlacement.hh"
34 #include "G4RotationMatrix.hh" 36 #include "G4RotationMatrix.hh"
35 #include "G4AffineTransform.hh" 37 #include "G4AffineTransform.hh"
36 #include "G4LogicalVolume.hh" 38 #include "G4LogicalVolume.hh"
37 #include "G4VPhysicalVolume.hh" 39 #include "G4VPhysicalVolume.hh"
38 #include "G4ReflectionFactory.hh" 40 #include "G4ReflectionFactory.hh"
39 41
40 #include <sstream> 42 #include <sstream>
41 43
42 G4ThreadLocal unsigned int G4AssemblyVolume::f << 44 unsigned int G4AssemblyVolume::fsInstanceCounter = 0;
43 45
44 // ------------------------------------------- <<
45 // Default constructor 46 // Default constructor
46 // 47 //
47 G4AssemblyVolume::G4AssemblyVolume() 48 G4AssemblyVolume::G4AssemblyVolume()
>> 49 : fAssemblyID( 0 )
48 { 50 {
49 InstanceCountPlus(); 51 InstanceCountPlus();
50 SetAssemblyID( GetInstanceCount() ); 52 SetAssemblyID( GetInstanceCount() );
51 SetImprintsCount( 0 ); 53 SetImprintsCount( 0 );
52 G4AssemblyStore* aStore = G4AssemblyStore::G <<
53 if (aStore->GetAssembly(fAssemblyID,false) ! <<
54 { <<
55 std::ostringstream message; <<
56 message << "The assembly has NOT been regi <<
57 << " Assembly " << fAssem <<
58 << " already existing in store !" <<
59 G4Exception("G4AssemblyVolume::G4AssemblyV <<
60 JustWarning, message); <<
61 } <<
62 else <<
63 { <<
64 aStore->Register(this); <<
65 } <<
66 } 54 }
67 55
68 // ------------------------------------------- <<
69 // Composing constructor 56 // Composing constructor
70 // 57 //
71 G4AssemblyVolume::G4AssemblyVolume( G4LogicalV 58 G4AssemblyVolume::G4AssemblyVolume( G4LogicalVolume* volume,
72 G4ThreeVec 59 G4ThreeVector& translation,
73 G4Rotation 60 G4RotationMatrix* rotation )
>> 61 : fAssemblyID( 0 )
74 { 62 {
75 InstanceCountPlus(); 63 InstanceCountPlus();
76 SetAssemblyID( GetInstanceCount() ); 64 SetAssemblyID( GetInstanceCount() );
77 SetImprintsCount( 0 ); 65 SetImprintsCount( 0 );
78 AddPlacedVolume(volume, translation, rotatio 66 AddPlacedVolume(volume, translation, rotation);
79 G4AssemblyStore* aStore = G4AssemblyStore::G <<
80 if (aStore->GetAssembly(fAssemblyID,false) ! <<
81 { <<
82 std::ostringstream message; <<
83 message << "The assembly has NOT been regi <<
84 << " Assembly " << fAssem <<
85 << " already existing in store !" <<
86 G4Exception("G4Assembly::G4Assembly()", "G <<
87 JustWarning, message); <<
88 } <<
89 else <<
90 { <<
91 aStore->Register(this); <<
92 } <<
93 } 67 }
94 68
95 // ------------------------------------------- <<
96 // Destructor 69 // Destructor
97 // 70 //
98 G4AssemblyVolume::~G4AssemblyVolume() 71 G4AssemblyVolume::~G4AssemblyVolume()
99 { 72 {
100 std::size_t howmany = fTriplets.size(); << 73 unsigned int howmany = fTriplets.size();
101 if( howmany != 0 ) 74 if( howmany != 0 )
102 { 75 {
103 for( std::size_t i = 0; i < howmany; ++i ) << 76 for( unsigned int i = 0; i < howmany; i++ )
104 { 77 {
105 G4RotationMatrix* pRotToClean = fTriplet 78 G4RotationMatrix* pRotToClean = fTriplets[i].GetRotation();
106 delete pRotToClean; << 79 if( pRotToClean != 0 )
>> 80 {
>> 81 delete pRotToClean;
>> 82 }
107 } 83 }
108 } 84 }
109 fTriplets.clear(); 85 fTriplets.clear();
110 86
111 // No need to delete physical volumes, as th << 87 howmany = fPVStore.size();
112 // by physical-volumes store. << 88 if( howmany != 0 )
113 // << 89 {
>> 90 for( unsigned int j = 0; j < howmany; j++ )
>> 91 {
>> 92 delete fPVStore[j];
>> 93 }
>> 94 }
114 fPVStore.clear(); 95 fPVStore.clear();
115 InstanceCountMinus(); 96 InstanceCountMinus();
116 G4AssemblyStore::GetInstance()->DeRegister(t <<
117 } 97 }
118 98
119 // ------------------------------------------- <<
120 // Add and place the given volume according to 99 // Add and place the given volume according to the specified
121 // translation and rotation. 100 // translation and rotation.
122 // 101 //
123 // The rotation matrix passed in can be 0 = id 102 // The rotation matrix passed in can be 0 = identity or an address even of an
124 // object on the upper stack frame. During ass 103 // object on the upper stack frame. During assembly imprint, it creates anyway
125 // a new matrix and keeps track of it so it ca 104 // a new matrix and keeps track of it so it can delete it later at destruction
126 // time. 105 // time.
127 // This policy has been adopted since user has 106 // This policy has been adopted since user has no control on the way the
128 // rotations are combined. 107 // rotations are combined.
129 // 108 //
130 void G4AssemblyVolume::AddPlacedVolume( G4Logi 109 void G4AssemblyVolume::AddPlacedVolume( G4LogicalVolume* pVolume,
131 G4Thre 110 G4ThreeVector& translation,
132 G4Rota 111 G4RotationMatrix* pRotation )
133 { 112 {
134 auto toStore = new G4RotationMatrix; << 113 G4RotationMatrix* toStore = new G4RotationMatrix;
135 114
136 if( pRotation != nullptr ) { *toStore = *pR << 115 if( pRotation != 0 ) { *toStore = *pRotation; }
137 116
138 G4AssemblyTriplet toAdd( pVolume, translatio 117 G4AssemblyTriplet toAdd( pVolume, translation, toStore );
139 fTriplets.push_back( toAdd ); 118 fTriplets.push_back( toAdd );
140 } 119 }
141 120
142 // ------------------------------------------- <<
143 // Add and place the given volume according to 121 // Add and place the given volume according to the specified transformation
144 // 122 //
145 void G4AssemblyVolume::AddPlacedVolume( G4Logi 123 void G4AssemblyVolume::AddPlacedVolume( G4LogicalVolume* pVolume,
146 G4Tran 124 G4Transform3D& transformation )
147 { 125 {
148 // Decompose transformation 126 // Decompose transformation
149 G4Scale3D scale; 127 G4Scale3D scale;
150 G4Rotate3D rotation; 128 G4Rotate3D rotation;
151 G4Translate3D translation; 129 G4Translate3D translation;
152 transformation.getDecomposition(scale, rotat 130 transformation.getDecomposition(scale, rotation, translation);
153 131
154 G4ThreeVector v = translation.getTranslation << 132 G4ThreeVector v = translation.getTranslation();
155 auto r = new G4RotationMatrix; << 133 G4RotationMatrix* r = new G4RotationMatrix;
156 *r = rotation.getRotation(); << 134 *r = rotation.getRotation();
157 135
158 G4bool isReflection = false; 136 G4bool isReflection = false;
159 if (scale(0,0)*scale(1,1)*scale(2,2) < 0.) 137 if (scale(0,0)*scale(1,1)*scale(2,2) < 0.) { isReflection = true; }
160 138
161 G4AssemblyTriplet toAdd( pVolume, v, r, isRe 139 G4AssemblyTriplet toAdd( pVolume, v, r, isReflection );
162 fTriplets.push_back( toAdd ); 140 fTriplets.push_back( toAdd );
163 } 141 }
164 142
165 // ------------------------------------------- <<
166 // Add and place the given assembly volume acc 143 // Add and place the given assembly volume according to the specified
167 // translation and rotation. 144 // translation and rotation.
168 // 145 //
169 void G4AssemblyVolume::AddPlacedAssembly( G4As 146 void G4AssemblyVolume::AddPlacedAssembly( G4AssemblyVolume* pAssembly,
170 G4Th 147 G4ThreeVector& translation,
171 G4Ro 148 G4RotationMatrix* pRotation )
172 { 149 {
173 auto toStore = new G4RotationMatrix; << 150 G4RotationMatrix* toStore = new G4RotationMatrix;
174 151
175 if( pRotation != nullptr ) { *toStore = *pR << 152 if( pRotation != 0 ) { *toStore = *pRotation; }
176 153
177 G4AssemblyTriplet toAdd( pAssembly, translat 154 G4AssemblyTriplet toAdd( pAssembly, translation, toStore );
178 fTriplets.push_back( toAdd ); 155 fTriplets.push_back( toAdd );
179 } 156 }
180 157
181 // ------------------------------------------- <<
182 // Add and place the given assembly volume acc 158 // Add and place the given assembly volume according to the specified
183 // transformation 159 // transformation
184 // 160 //
185 void G4AssemblyVolume::AddPlacedAssembly( G4As 161 void G4AssemblyVolume::AddPlacedAssembly( G4AssemblyVolume* pAssembly,
186 G4Tr 162 G4Transform3D& transformation )
187 { 163 {
188 // Decompose transformation 164 // Decompose transformation
189 // 165 //
190 G4Scale3D scale; 166 G4Scale3D scale;
191 G4Rotate3D rotation; 167 G4Rotate3D rotation;
192 G4Translate3D translation; 168 G4Translate3D translation;
193 transformation.getDecomposition(scale, rotat 169 transformation.getDecomposition(scale, rotation, translation);
194 170
195 G4ThreeVector v = translation.getTransl 171 G4ThreeVector v = translation.getTranslation();
196 auto r = new G4RotationMatrix; << 172 G4RotationMatrix* r = new G4RotationMatrix;
197 *r = rotation.getRotation(); << 173 *r = rotation.getRotation();
198 174
199 G4bool isReflection = false; 175 G4bool isReflection = false;
200 if (scale(0,0)*scale(1,1)*scale(2,2) < 0.) 176 if (scale(0,0)*scale(1,1)*scale(2,2) < 0.) { isReflection = true; }
201 177
202 G4AssemblyTriplet toAdd( pAssembly, v, r, is 178 G4AssemblyTriplet toAdd( pAssembly, v, r, isReflection );
203 fTriplets.push_back( toAdd ); 179 fTriplets.push_back( toAdd );
204 } 180 }
205 181
206 // ------------------------------------------- <<
207 // Create an instance of an assembly volume in 182 // Create an instance of an assembly volume inside of the specified
208 // mother volume. This works analogically to m 183 // mother volume. This works analogically to making stamp imprints.
209 // This method makes use of the Geant4 affine 184 // This method makes use of the Geant4 affine transformation class.
210 // The algorithm is defined as follows: 185 // The algorithm is defined as follows:
211 // 186 //
212 // Having rotation matrix Rm and translation v 187 // Having rotation matrix Rm and translation vector Tm to be applied
213 // inside the mother and rotation matrix Ra an 188 // inside the mother and rotation matrix Ra and translation vector Ta
214 // to be applied inside the assembly itself fo 189 // to be applied inside the assembly itself for each of the participating
215 // volumes the resulting transformation is 190 // volumes the resulting transformation is
216 // 191 //
217 // Tfinal = Ta * Tm 192 // Tfinal = Ta * Tm
218 // 193 //
219 // where Ta and Tm are constructed as 194 // where Ta and Tm are constructed as
220 // 195 //
221 // -1 196 // -1 -1
222 // Ta = Ra * Ta and Tm = 197 // Ta = Ra * Ta and Tm = Rm * Tm
223 // 198 //
224 // which in words means that we create first t 199 // which in words means that we create first the affine transformations
225 // by inverse rotation matrices and translatio 200 // by inverse rotation matrices and translations for mother and assembly.
226 // The resulting final transformation to be ap 201 // The resulting final transformation to be applied to each of the
227 // participating volumes is their product. 202 // participating volumes is their product.
228 // 203 //
229 // IMPORTANT NOTE! 204 // IMPORTANT NOTE!
230 // The order of multiplication is reversed whe 205 // The order of multiplication is reversed when comparing to CLHEP 3D
231 // transformation matrix(G4Transform3D class). 206 // transformation matrix(G4Transform3D class).
232 // 207 //
233 // The rotation matrix passed in can be 0 = id 208 // The rotation matrix passed in can be 0 = identity or an address even of an
234 // object on the upper stack frame. During ass 209 // object on the upper stack frame. During assembly imprint, it creates anyway
235 // a new matrix and keeps track of it so it ca 210 // a new matrix and keeps track of it so it can delete it later at destruction
236 // time. 211 // time.
237 // This policy has been adopted since user has 212 // This policy has been adopted since user has no control on the way the
238 // rotations are combined. 213 // rotations are combined.
239 // 214 //
240 // If the assembly volume contains assembly (a 215 // If the assembly volume contains assembly (a'), the function is called
241 // recursively with composed transformation: 216 // recursively with composed transformation:
242 // 217 //
243 // Tanew = Ta * Ta' 218 // Tanew = Ta * Ta'
244 // 219 //
245 void G4AssemblyVolume::MakeImprint( G4Assembly 220 void G4AssemblyVolume::MakeImprint( G4AssemblyVolume* pAssembly,
246 G4LogicalV 221 G4LogicalVolume* pMotherLV,
247 G4Transfor 222 G4Transform3D& transformation,
248 G4int copy 223 G4int copyNumBase,
249 G4bool sur 224 G4bool surfCheck )
250 { 225 {
251 std::size_t numberOfDaughters; << 226 unsigned int numberOfDaughters;
252 << 227
253 if( copyNumBase == 0 ) 228 if( copyNumBase == 0 )
254 { 229 {
255 numberOfDaughters = pMotherLV->GetNoDaught 230 numberOfDaughters = pMotherLV->GetNoDaughters();
256 } 231 }
257 else 232 else
258 { 233 {
259 numberOfDaughters = copyNumBase; 234 numberOfDaughters = copyNumBase;
260 } 235 }
261 236
262 // We start from the first available index 237 // We start from the first available index
263 // 238 //
264 ++numberOfDaughters; << 239 numberOfDaughters++;
265 240
266 ImprintsCountPlus(); 241 ImprintsCountPlus();
267 242
268 auto triplets = pAssembly->fTriplets; << 243 std::vector<G4AssemblyTriplet> triplets = pAssembly->fTriplets;
269 <<
270 // store the transformation in a container ( <<
271 fImprintsTransf[GetImprintsCount()] = transf <<
272 244
273 for( std::size_t i = 0; i < triplets.size(); << 245 for( unsigned int i = 0; i < triplets.size(); i++ )
274 { 246 {
275 G4Transform3D Ta( *(triplets[i].GetRotatio 247 G4Transform3D Ta( *(triplets[i].GetRotation()),
276 triplets[i].GetTranslati 248 triplets[i].GetTranslation() );
277 if ( triplets[i].IsReflection() ) { Ta = 249 if ( triplets[i].IsReflection() ) { Ta = Ta * G4ReflectZ3D(); }
278 250
279 G4Transform3D Tfinal = transformation * Ta 251 G4Transform3D Tfinal = transformation * Ta;
280 252
281 if ( triplets[i].GetVolume() != nullptr ) << 253 if ( triplets[i].GetVolume() )
282 { 254 {
283 // Generate the unique name for the next 255 // Generate the unique name for the next PV instance
284 // The name has format: 256 // The name has format:
285 // 257 //
286 // av_WWW_impr_XXX_YYY_ZZZ 258 // av_WWW_impr_XXX_YYY_ZZZ
287 // where the fields mean: 259 // where the fields mean:
288 // WWW - assembly volume instance number 260 // WWW - assembly volume instance number
289 // XXX - assembly volume imprint number 261 // XXX - assembly volume imprint number
290 // YYY - the name of a log. volume we wa 262 // YYY - the name of a log. volume we want to make a placement of
291 // ZZZ - the log. volume index inside th 263 // ZZZ - the log. volume index inside the assembly volume
292 // 264 //
293 std::stringstream pvName; 265 std::stringstream pvName;
294 pvName << "av_" 266 pvName << "av_"
295 << GetAssemblyID() 267 << GetAssemblyID()
296 << "_impr_" 268 << "_impr_"
297 << GetImprintsCount() 269 << GetImprintsCount()
298 << "_" 270 << "_"
299 << triplets[i].GetVolume()->GetNa 271 << triplets[i].GetVolume()->GetName().c_str()
300 << "_pv_" 272 << "_pv_"
301 << i 273 << i
302 << std::ends; 274 << std::ends;
303 275
304 // Generate a new physical volume instan 276 // Generate a new physical volume instance inside a mother
305 // (as we allow 3D transformation use G4 277 // (as we allow 3D transformation use G4ReflectionFactory to
306 // take into account eventual reflectio 278 // take into account eventual reflection)
307 // 279 //
308 G4PhysicalVolumesPair pvPlaced 280 G4PhysicalVolumesPair pvPlaced
309 = G4ReflectionFactory::Instance()->Pla 281 = G4ReflectionFactory::Instance()->Place( Tfinal,
310 282 pvName.str().c_str(),
311 283 triplets[i].GetVolume(),
312 284 pMotherLV,
313 285 false,
314 << 286 numberOfDaughters + i,
315 287 surfCheck );
316 288
317 // Register the physical volume created 289 // Register the physical volume created by us so we can delete it later
318 // 290 //
319 fPVStore.push_back( pvPlaced.first ); 291 fPVStore.push_back( pvPlaced.first );
320 if ( pvPlaced.second != nullptr ) { fPV << 292 if ( pvPlaced.second ) { fPVStore.push_back( pvPlaced.second ); }
321 <<
322 // Here I want to save the imprint trans <<
323 // imprintTrans[GetImprintsCount()] = tr <<
324 <<
325 } 293 }
326 else if ( triplets[i].GetAssembly() != nul << 294 else if ( triplets[i].GetAssembly() )
327 { 295 {
328 // Place volumes in this assembly with c 296 // Place volumes in this assembly with composed transformation
329 // 297 //
330 MakeImprint( triplets[i].GetAssembly(), 298 MakeImprint( triplets[i].GetAssembly(), pMotherLV,
331 Tfinal, (G4int)i*100+copyNu << 299 Tfinal, i*100+copyNumBase, surfCheck );
332 } 300 }
333 else 301 else
334 { 302 {
335 G4Exception("G4AssemblyVolume::MakeImpri 303 G4Exception("G4AssemblyVolume::MakeImprint(..)",
336 "GeomVol0003", FatalExceptio 304 "GeomVol0003", FatalException,
337 "Triplet has no volume and n 305 "Triplet has no volume and no assembly");
338 } 306 }
339 } 307 }
340 } 308 }
341 309
342 // ------------------------------------------- <<
343 void G4AssemblyVolume::MakeImprint( G4LogicalV 310 void G4AssemblyVolume::MakeImprint( G4LogicalVolume* pMotherLV,
344 G4ThreeVec 311 G4ThreeVector& translationInMother,
345 G4Rotation 312 G4RotationMatrix* pRotationInMother,
346 G4int copy 313 G4int copyNumBase,
347 G4bool sur 314 G4bool surfCheck )
348 { 315 {
349 // If needed user can specify explicitely th 316 // If needed user can specify explicitely the base count from which to start
350 // off for the generation of phys. vol. copy 317 // off for the generation of phys. vol. copy numbers.
351 // The old behaviour is preserved when copyN 318 // The old behaviour is preserved when copyNumBase == 0, e.g. the generated
352 // copy numbers start from the count equal t 319 // copy numbers start from the count equal to current number of daughter
353 // volumes before an imprint is made 320 // volumes before an imprint is made
354 321
355 // Compose transformation 322 // Compose transformation
356 // 323 //
357 if( pRotationInMother == nullptr ) << 324 if( pRotationInMother == 0 )
358 { 325 {
359 // Make it by default an indentity matrix 326 // Make it by default an indentity matrix
360 // 327 //
361 pRotationInMother = 328 pRotationInMother =
362 const_cast<G4RotationMatrix*>( &G4Rotati 329 const_cast<G4RotationMatrix*>( &G4RotationMatrix::IDENTITY );
363 } 330 }
364 331
365 G4Transform3D transform( *pRotationInMother, 332 G4Transform3D transform( *pRotationInMother,
366 translationInMothe 333 translationInMother );
367 MakeImprint(this, pMotherLV, transform, copy 334 MakeImprint(this, pMotherLV, transform, copyNumBase, surfCheck);
368 } 335 }
369 336
370 // ------------------------------------------- <<
371 void G4AssemblyVolume::MakeImprint( G4LogicalV 337 void G4AssemblyVolume::MakeImprint( G4LogicalVolume* pMotherLV,
372 G4Transfor 338 G4Transform3D& transformation,
373 G4int copy 339 G4int copyNumBase,
374 G4bool sur 340 G4bool surfCheck )
375 { 341 {
376 // If needed user can specify explicitely th 342 // If needed user can specify explicitely the base count from which to start
377 // off for the generation of phys. vol. copy 343 // off for the generation of phys. vol. copy numbers.
378 // The old behaviour is preserved when copyN 344 // The old behaviour is preserved when copyNumBase == 0, e.g. the generated
379 // copy numbers start from the count equal t 345 // copy numbers start from the count equal to current number of daughter
380 // volumes before a imprint is made 346 // volumes before a imprint is made
381 347
382 MakeImprint(this, pMotherLV, transformation, 348 MakeImprint(this, pMotherLV, transformation, copyNumBase, surfCheck);
383 } 349 }
384 350
385 // ------------------------------------------- <<
386 unsigned int G4AssemblyVolume::GetInstanceCoun 351 unsigned int G4AssemblyVolume::GetInstanceCount() const
387 { 352 {
388 return G4AssemblyVolume::fsInstanceCounter; 353 return G4AssemblyVolume::fsInstanceCounter;
389 } 354 }
390 355
391 // ------------------------------------------- << 356 void G4AssemblyVolume::SetInstanceCount( unsigned int value )
392 void G4AssemblyVolume::SetInstanceCount( unsig <<
393 { 357 {
394 G4AssemblyVolume::fsInstanceCounter = value; 358 G4AssemblyVolume::fsInstanceCounter = value;
395 } 359 }
396 360
397 // ------------------------------------------- << 361 void G4AssemblyVolume::InstanceCountPlus()
398 void G4AssemblyVolume::InstanceCountPlus() <<
399 { 362 {
400 G4AssemblyVolume::fsInstanceCounter++; 363 G4AssemblyVolume::fsInstanceCounter++;
401 } 364 }
402 365
403 // ------------------------------------------- << 366 void G4AssemblyVolume::InstanceCountMinus()
404 void G4AssemblyVolume::InstanceCountMinus() <<
405 { 367 {
406 G4AssemblyVolume::fsInstanceCounter--; 368 G4AssemblyVolume::fsInstanceCounter--;
407 } 369 }
408 370