| Geant4 Cross Reference |
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25 // 25 //
26 // G4Region 26 // G4Region
27 // 27 //
28 // Class description: 28 // Class description:
29 // 29 //
30 // Defines a region or a group of regions in t 30 // Defines a region or a group of regions in the detector geometry
31 // setup, sharing properties associated to mat 31 // setup, sharing properties associated to materials or production
32 // cuts which may affect or bias specific phys 32 // cuts which may affect or bias specific physics processes.
33 33
34 // 18.09.02, G.Cosmo - Initial version 34 // 18.09.02, G.Cosmo - Initial version
35 // ------------------------------------------- 35 // --------------------------------------------------------------------
36 #ifndef G4REGION_HH 36 #ifndef G4REGION_HH
37 #define G4REGION_HH 1 << 37 #define G4REGION_HH
38 38
39 #include <vector> 39 #include <vector>
40 #include <map> 40 #include <map>
41 #include <algorithm> 41 #include <algorithm>
42 42
43 #include "G4Types.hh" 43 #include "G4Types.hh"
44 #include "G4String.hh" 44 #include "G4String.hh"
45 #include "G4GeomSplitter.hh" 45 #include "G4GeomSplitter.hh"
46 46
47 class G4ProductionCuts; 47 class G4ProductionCuts;
48 class G4LogicalVolume; 48 class G4LogicalVolume;
49 class G4Material; 49 class G4Material;
50 class G4VUserRegionInformation; 50 class G4VUserRegionInformation;
51 class G4MaterialCutsCouple; 51 class G4MaterialCutsCouple;
52 class G4UserLimits; 52 class G4UserLimits;
53 class G4FieldManager; 53 class G4FieldManager;
54 class G4FastSimulationManager; 54 class G4FastSimulationManager;
55 class G4VPhysicalVolume; 55 class G4VPhysicalVolume;
56 class G4UserSteppingAction; 56 class G4UserSteppingAction;
57 57
58 class G4RegionData 58 class G4RegionData
59 { 59 {
60 // Encapsulates the fields associated to the 60 // Encapsulates the fields associated to the class
61 // G4Region that may not be read-only. 61 // G4Region that may not be read-only.
62 62
63 public: 63 public:
64 64
65 void initialize() 65 void initialize()
66 { 66 {
67 fFastSimulationManager = nullptr; 67 fFastSimulationManager = nullptr;
68 fRegionalSteppingAction = nullptr; 68 fRegionalSteppingAction = nullptr;
69 } 69 }
70 70
71 G4FastSimulationManager* fFastSimulationMa 71 G4FastSimulationManager* fFastSimulationManager;
72 G4UserSteppingAction* fRegionalSteppingAct 72 G4UserSteppingAction* fRegionalSteppingAction;
73 }; 73 };
74 74
75 // The type G4RegionManager is introduced to e 75 // The type G4RegionManager is introduced to encapsulate the methods used by
76 // both the master thread and worker threads t 76 // both the master thread and worker threads to allocate memory space for
77 // the fields encapsulated by the class G4Regi 77 // the fields encapsulated by the class G4RegionData. When each thread
78 // initializes the value for these fields, it 78 // initializes the value for these fields, it refers to them using a macro
79 // definition defined below. For every G4Regio 79 // definition defined below. For every G4Region instance, there is a
80 // corresponding G4RegionData instance. All G4 80 // corresponding G4RegionData instance. All G4RegionData instances are
81 // organized by the class G4RegionManager as a 81 // organized by the class G4RegionManager as an array.
82 // The field "int instanceID" is added to the 82 // The field "int instanceID" is added to the class G4Region.
83 // The value of this field in each G4Region in 83 // The value of this field in each G4Region instance is the subscript
84 // of the corresponding G4RegionData instance. 84 // of the corresponding G4RegionData instance.
85 // In order to use the class G4RegionManager, 85 // In order to use the class G4RegionManager, we add a static member in
86 // the class G4Region as follows: "static G4Re 86 // the class G4Region as follows: "static G4RegionManager subInstanceManager".
87 // For the master thread, the array for G4Regi 87 // For the master thread, the array for G4RegionData instances grows
88 // dynamically along with G4Region instances a 88 // dynamically along with G4Region instances are created. For each worker
89 // thread, it copies the array of G4RegionData 89 // thread, it copies the array of G4RegionData instances from the master thread.
90 // In addition, it invokes a method similiar t 90 // In addition, it invokes a method similiar to the constructor explicitly
91 // to achieve the partial effect for each inst 91 // to achieve the partial effect for each instance in the array.
92 // 92 //
93 using G4RegionManager = G4GeomSplitter<G4Regio << 93 typedef G4GeomSplitter<G4RegionData> G4RegionManager;
94 94
95 class G4Region 95 class G4Region
96 { 96 {
97 public: << 97 typedef std::vector<G4LogicalVolume*> G4RootLVList;
>> 98 typedef std::vector<G4Material*> G4MaterialList;
>> 99 typedef std::pair<G4Material*,G4MaterialCutsCouple*> G4MaterialCouplePair;
>> 100 typedef std::map<G4Material*,G4MaterialCutsCouple*> G4MaterialCoupleMap;
>> 101
>> 102 public: // with description
98 103
99 G4Region(const G4String& name); 104 G4Region(const G4String& name);
100 virtual ~G4Region(); 105 virtual ~G4Region();
101 106
102 G4Region(const G4Region&) = delete; 107 G4Region(const G4Region&) = delete;
103 G4Region& operator=(const G4Region&) = del 108 G4Region& operator=(const G4Region&) = delete;
104 // Copy constructor and assignment opera 109 // Copy constructor and assignment operator not allowed.
105 110
106 inline G4bool operator==(const G4Region& r 111 inline G4bool operator==(const G4Region& rg) const;
107 // Equality defined by address only. 112 // Equality defined by address only.
108 113
109 void AddRootLogicalVolume(G4LogicalVolume* 114 void AddRootLogicalVolume(G4LogicalVolume* lv, G4bool search=true);
110 void RemoveRootLogicalVolume(G4LogicalVolu 115 void RemoveRootLogicalVolume(G4LogicalVolume* lv, G4bool scan=true);
111 // Add/remove root logical volumes and s 116 // Add/remove root logical volumes and set/reset their
112 // daughters flags as regions. They also 117 // daughters flags as regions. They also recompute the
113 // materials list for the region. Flag f 118 // materials list for the region. Flag for scanning the subtree
114 // always enabled by default. Search in 119 // always enabled by default. Search in the tree can be turned off
115 // when adding, assuming the user guaran 120 // when adding, assuming the user guarantees the logical volume is
116 // NOT already inserted, in which case s 121 // NOT already inserted, in which case significant speedup can be
117 // achieved in very complex flat geometr 122 // achieved in very complex flat geometry setups.
118 123
119 void SetName(const G4String& name); << 124 inline void SetName(const G4String& name);
120 inline const G4String& GetName() const; 125 inline const G4String& GetName() const;
121 // Set/get region's name. 126 // Set/get region's name.
122 127
123 inline void RegionModified(G4bool flag); 128 inline void RegionModified(G4bool flag);
124 inline G4bool IsModified() const; 129 inline G4bool IsModified() const;
125 // Accessors to flag identifying if a re 130 // Accessors to flag identifying if a region has been modified
126 // (and still cuts needs to be computed) 131 // (and still cuts needs to be computed) or not.
127 132
128 inline void SetProductionCuts(G4Production 133 inline void SetProductionCuts(G4ProductionCuts* cut);
129 inline G4ProductionCuts* GetProductionCuts 134 inline G4ProductionCuts* GetProductionCuts() const;
130 135
131 inline std::vector<G4LogicalVolume*>::iter 136 inline std::vector<G4LogicalVolume*>::iterator
132 GetRootLogicalVolumeIterator(); 137 GetRootLogicalVolumeIterator();
133 inline std::vector<G4Material*>::const_ite 138 inline std::vector<G4Material*>::const_iterator
134 GetMaterialIterator() const; 139 GetMaterialIterator() const;
135 // Return iterators to lists of root log 140 // Return iterators to lists of root logical volumes and materials.
136 141
137 inline std::size_t GetNumberOfMaterials() << 142 inline size_t GetNumberOfMaterials() const;
138 inline std::size_t GetNumberOfRootVolumes( << 143 inline size_t GetNumberOfRootVolumes() const;
139 // Return the number of elements in the 144 // Return the number of elements in the lists of materials and
140 // root logical volumes. 145 // root logical volumes.
141 146
142 void UpdateMaterialList(); 147 void UpdateMaterialList();
143 // Clears material list and recomputes i 148 // Clears material list and recomputes it looping through
144 // each root logical volume in the regio 149 // each root logical volume in the region.
145 150
146 void ClearMaterialList(); 151 void ClearMaterialList();
147 // Clears the material list. 152 // Clears the material list.
148 153
149 void ScanVolumeTree(G4LogicalVolume* lv, G 154 void ScanVolumeTree(G4LogicalVolume* lv, G4bool region);
150 // Scans recursively the 'lv' logical vo 155 // Scans recursively the 'lv' logical volume tree, retrieves
151 // and places all materials in the list 156 // and places all materials in the list if becoming a region.
152 157
153 inline void SetUserInformation(G4VUserRegi 158 inline void SetUserInformation(G4VUserRegionInformation* ui);
154 inline G4VUserRegionInformation* GetUserIn 159 inline G4VUserRegionInformation* GetUserInformation() const;
155 // Set and Get methods for user informat 160 // Set and Get methods for user information.
156 161
157 inline void SetUserLimits(G4UserLimits* ul 162 inline void SetUserLimits(G4UserLimits* ul);
158 inline G4UserLimits* GetUserLimits() const 163 inline G4UserLimits* GetUserLimits() const;
159 // Set and Get methods for userL-limits 164 // Set and Get methods for userL-limits associated to a region.
160 // Once user-limits are set, it will pro 165 // Once user-limits are set, it will propagate to daughter volumes.
161 166
162 inline void ClearMap(); 167 inline void ClearMap();
163 // Reset G4MaterialCoupleMap 168 // Reset G4MaterialCoupleMap
164 169
165 inline void RegisterMaterialCouplePair(G4M 170 inline void RegisterMaterialCouplePair(G4Material* mat,
166 G4M 171 G4MaterialCutsCouple* couple);
167 // Method invoked by G4ProductionCutsTab 172 // Method invoked by G4ProductionCutsTable to register the pair.
168 173
169 inline G4MaterialCutsCouple* FindCouple(G4 174 inline G4MaterialCutsCouple* FindCouple(G4Material* mat);
170 // Find a G4MaterialCutsCouple which cor 175 // Find a G4MaterialCutsCouple which corresponds to the material
171 // in this region. 176 // in this region.
172 177
173 void SetFastSimulationManager(G4FastSimula 178 void SetFastSimulationManager(G4FastSimulationManager* fsm);
174 G4FastSimulationManager* GetFastSimulation 179 G4FastSimulationManager* GetFastSimulationManager() const;
175 // Set and Get methods for G4FastSimulat 180 // Set and Get methods for G4FastSimulationManager.
176 // The root logical volume that has the 181 // The root logical volume that has the region with G4FastSimulationManager
177 // becomes an envelope of fast simulatio 182 // becomes an envelope of fast simulation.
178 183
179 void ClearFastSimulationManager(); 184 void ClearFastSimulationManager();
180 // Set G4FastSimulationManager pointer t 185 // Set G4FastSimulationManager pointer to the one for the parent region
181 // if it exists. Otherwise set to null. 186 // if it exists. Otherwise set to null.
182 187
183 inline void SetFieldManager(G4FieldManager 188 inline void SetFieldManager(G4FieldManager* fm);
184 inline G4FieldManager* GetFieldManager() c 189 inline G4FieldManager* GetFieldManager() const;
185 // Set and Get methods for G4FieldManage 190 // Set and Get methods for G4FieldManager.
186 // The region with assigned field-manage 191 // The region with assigned field-manager sets the field to the
187 // geometrical area associated with it; 192 // geometrical area associated with it; priority is anyhow given
188 // to local fields eventually set to log 193 // to local fields eventually set to logical volumes.
189 194
190 inline G4VPhysicalVolume* GetWorldPhysical 195 inline G4VPhysicalVolume* GetWorldPhysical() const;
191 // Get method for the world physical vol 196 // Get method for the world physical volume which this region
192 // belongs to. A valid pointer will be a 197 // belongs to. A valid pointer will be assigned by G4RunManagerKernel
193 // through G4RegionStore when the geomet 198 // through G4RegionStore when the geometry is to be closed. Thus, this
194 // pointer may be incorrect at PreInit a 199 // pointer may be incorrect at PreInit and Idle state. If the pointer
195 // is null at the proper state, this par 200 // is null at the proper state, this particular region does not belong
196 // to any world (maybe not assigned to a 201 // to any world (maybe not assigned to any volume, etc.).
197 202
198 void SetWorld(G4VPhysicalVolume* wp); 203 void SetWorld(G4VPhysicalVolume* wp);
199 // Set the world physical volume if this 204 // Set the world physical volume if this region belongs to this world.
200 // If wp is null, reset the pointer. 205 // If wp is null, reset the pointer.
201 206
202 G4bool BelongsTo(G4VPhysicalVolume* thePhy 207 G4bool BelongsTo(G4VPhysicalVolume* thePhys) const;
203 // Returns whether this region belongs t 208 // Returns whether this region belongs to the given physical volume
204 // (recursively scanned to the bottom of 209 // (recursively scanned to the bottom of the hierarchy).
205 210
206 G4Region* GetParentRegion(G4bool& unique) 211 G4Region* GetParentRegion(G4bool& unique) const;
207 // Returns a region that contains this r 212 // Returns a region that contains this region. Otherwise null returned.
208 // Flag 'unique' is true if there is onl 213 // Flag 'unique' is true if there is only one parent region containing
209 // the current region. 214 // the current region.
210 215
211 void SetRegionalSteppingAction(G4UserStepp 216 void SetRegionalSteppingAction(G4UserSteppingAction* rusa);
212 G4UserSteppingAction* GetRegionalSteppingA 217 G4UserSteppingAction* GetRegionalSteppingAction() const;
213 // Set/Get method of the regional user s 218 // Set/Get method of the regional user stepping action
214 219
215 public: << 220 public: // without description
216 221
217 G4Region(__void__&); 222 G4Region(__void__&);
218 // Fake default constructor for usage re 223 // Fake default constructor for usage restricted to direct object
219 // persistency for clients requiring pre 224 // persistency for clients requiring preallocation of memory for
220 // persistifiable objects. 225 // persistifiable objects.
221 226
222 inline G4int GetInstanceID() const; 227 inline G4int GetInstanceID() const;
223 // Returns the instance ID. 228 // Returns the instance ID.
224 229
225 static const G4RegionManager& GetSubInstan 230 static const G4RegionManager& GetSubInstanceManager();
226 // Returns the private data instance man 231 // Returns the private data instance manager.
227 232
228 static void Clean(); 233 static void Clean();
229 // Clear memory allocated by sub-instanc 234 // Clear memory allocated by sub-instance manager.
230 235
231 inline void UsedInMassGeometry(G4bool val 236 inline void UsedInMassGeometry(G4bool val = true);
232 inline void UsedInParallelGeometry(G4bool 237 inline void UsedInParallelGeometry(G4bool val = true);
233 inline G4bool IsInMassGeometry() const; 238 inline G4bool IsInMassGeometry() const;
234 inline G4bool IsInParallelGeometry() const 239 inline G4bool IsInParallelGeometry() const;
235 // Utility methods to identify if region 240 // Utility methods to identify if region is part of the main mass
236 // geometry for tracking or a parallel g 241 // geometry for tracking or a parallel geometry.
237 242
238 private: 243 private:
239 244
240 inline void AddMaterial (G4Material* aMate 245 inline void AddMaterial (G4Material* aMaterial);
241 // Searchs the specified material in the 246 // Searchs the specified material in the material table and
242 // if not present adds it. 247 // if not present adds it.
243 248
244 private: 249 private:
245 <<
246 using G4RootLVList = std::vector<G4Logical <<
247 using G4MaterialList = std::vector<G4Mater <<
248 using G4MaterialCouplePair = std::pair<G4M <<
249 using G4MaterialCoupleMap = std::map<G4Mat <<
250 250
251 G4String fName; 251 G4String fName;
252 252
253 G4RootLVList fRootVolumes; 253 G4RootLVList fRootVolumes;
254 G4MaterialList fMaterials; 254 G4MaterialList fMaterials;
255 G4MaterialCoupleMap fMaterialCoupleMap; 255 G4MaterialCoupleMap fMaterialCoupleMap;
256 256
257 G4bool fRegionMod = true; 257 G4bool fRegionMod = true;
258 G4ProductionCuts* fCut = nullptr; 258 G4ProductionCuts* fCut = nullptr;
259 259
260 G4VUserRegionInformation* fUserInfo = null 260 G4VUserRegionInformation* fUserInfo = nullptr;
261 G4UserLimits* fUserLimits = nullptr; 261 G4UserLimits* fUserLimits = nullptr;
262 G4FieldManager* fFieldManager = nullptr; 262 G4FieldManager* fFieldManager = nullptr;
263 263
264 G4VPhysicalVolume* fWorldPhys = nullptr; 264 G4VPhysicalVolume* fWorldPhys = nullptr;
265 265
266 G4bool fInMassGeometry = false; 266 G4bool fInMassGeometry = false;
267 G4bool fInParallelGeometry = false; 267 G4bool fInParallelGeometry = false;
268 268
269 G4int instanceID; 269 G4int instanceID;
270 // This field is used as instance ID. 270 // This field is used as instance ID.
271 G4GEOM_DLL static G4RegionManager subInsta 271 G4GEOM_DLL static G4RegionManager subInstanceManager;
272 // This field helps to use the class G4R 272 // This field helps to use the class G4RegionManager introduced above.
273 }; 273 };
274 274
275 #include "G4Region.icc" 275 #include "G4Region.icc"
276 276
277 #endif 277 #endif
278 278