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1 // 1
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25 //
26 // G4MTRunManagerKernel implementation
27 //
28 // Author: M.Asai - July 2013
29 // -------------------------------------------
30 #include "G4MTRunManagerKernel.hh"
31
32 #include "G4AutoLock.hh"
33 #include "G4DecayTable.hh"
34 #include "G4LogicalVolume.hh"
35 #include "G4Material.hh"
36 #include "G4MaterialTable.hh"
37 #include "G4PVParameterised.hh"
38 #include "G4PVReplica.hh"
39 #include "G4ParticleDefinition.hh"
40 #include "G4ParticleTable.hh"
41 #include "G4ParticleTableIterator.hh"
42 #include "G4PhysicalVolumeStore.hh"
43 #include "G4PhysicsVector.hh"
44 #include "G4PolyconeSide.hh"
45 #include "G4PolyhedraSide.hh"
46 #include "G4Region.hh"
47 #include "G4RegionStore.hh"
48 #include "G4StateManager.hh"
49 #include "G4UImanager.hh"
50 #include "G4UserWorkerInitialization.hh"
51 #include "G4UserWorkerThreadInitialization.hh"
52 #include "G4VDecayChannel.hh"
53 #include "G4VModularPhysicsList.hh"
54 #include "G4VPhysicalVolume.hh"
55 #include "G4VPhysicsConstructor.hh"
56 #include "G4VUserActionInitialization.hh"
57 #include "G4VUserPhysicsList.hh"
58 #include "G4WorkerRunManager.hh"
59 #include "G4WorkerThread.hh"
60
61 std::vector<G4WorkerRunManager*>* G4MTRunManag
62
63 G4ThreadLocal G4WorkerThread* G4MTRunManagerKe
64
65 // -------------------------------------------
66 namespace
67 {
68 G4Mutex workerRMMutex = G4MUTEX_INITIALIZER;
69 }
70
71 // -------------------------------------------
72 G4MTRunManagerKernel::G4MTRunManagerKernel() :
73 {
74 // This version of the constructor should ne
75 #ifndef G4MULTITHREADED
76 G4ExceptionDescription msg;
77 msg << "Geant4 code is compiled without mult
78 "(-DG4MULTITHREADED "
79 "is set to off).";
80 msg << " This type of RunManager can only be
81 "applications.";
82 G4Exception("G4RunManagerKernel::G4RunManage
83 #endif
84 G4AutoLock l(&workerRMMutex);
85 if (workerRMvector == nullptr) workerRMvecto
86 l.unlock();
87 // Set flag that a MT-type kernel has been i
88 G4Threading::SetMultithreadedApplication(tru
89 }
90
91 // -------------------------------------------
92 G4MTRunManagerKernel::~G4MTRunManagerKernel()
93 {
94 G4AutoLock l(&workerRMMutex);
95 if (workerRMvector != nullptr) {
96 if (!workerRMvector->empty()) {
97 G4ExceptionDescription msg;
98 msg << "G4MTRunManagerKernel is to be de
99 << " G4WorkerRunManager are still al
100 G4Exception("G4RunManagerKernel::~G4RunM
101 }
102 delete workerRMvector;
103 workerRMvector = nullptr;
104 }
105 }
106
107 // -------------------------------------------
108 void G4MTRunManagerKernel::SetupShadowProcess(
109 {
110 // Behavior is the same as base class (seque
111 // ShadowProcess pointer == process poitner
112 G4RunManagerKernel::SetupShadowProcess();
113 }
114
115 // -------------------------------------------
116 G4WorkerThread* G4MTRunManagerKernel::GetWorke
117 {
118 return wThreadContext;
119 }
120
121 // -------------------------------------------
122 void G4MTRunManagerKernel::StartThread(G4Worke
123 {
124 //!!!!!!!!!!!!!!!!!!!!!!!!!!
125 //!!!!!! IMPORTANT !!!!!!!!!
126 //!!!!!!!!!!!!!!!!!!!!!!!!!!
127 // Here is not sequential anymore and G4User
128 // a shared user initialization class.
129 // This means this method cannot use data me
130 // unless they are invariant ("read-only") a
131 // All the rest that is not invariant should
132 // the context (or, as for wThreadContext be
133 //!!!!!!!!!!!!!!!!!!!!!!!!!!
134 // #ifdef G4MULTITHREADED
135 // turnontpmalloc();
136 // #endif
137 G4Threading::WorkerThreadJoinsPool();
138 wThreadContext = context;
139 G4MTRunManager* masterRM = G4MTRunManager::G
140
141 //============================
142 // Step-0: Thread ID
143 //============================
144 // Initialise per-thread stream-output
145 // The following line is needed before we ac
146 // because the constructor of UI manager res
147 G4int thisID = wThreadContext->GetThreadId()
148 G4Threading::G4SetThreadId(thisID);
149 G4UImanager::GetUIpointer()->SetUpForAThread
150
151 //============================
152 // Optimization: optional
153 //============================
154 // Enforce thread affinity if requested
155 wThreadContext->SetPinAffinity(masterRM->Get
156
157 //============================
158 // Step-1: Random number engine
159 //============================
160 // RNG Engine needs to be initialised by "cl
161 const CLHEP::HepRandomEngine* masterEngine =
162 masterRM->GetUserWorkerThreadInitialization(
163
164 //============================
165 // Step-2: Initialise worker thread
166 //============================
167 if (masterRM->GetUserWorkerInitialization()
168 masterRM->GetUserWorkerInitialization()->W
169 }
170 if (masterRM->GetUserActionInitialization()
171 G4VSteppingVerbose* sv = masterRM->GetUser
172 if (sv != nullptr) {
173 G4VSteppingVerbose::SetInstance(sv);
174 }
175 }
176 // Now initialise worker part of shared obje
177 G4WorkerThread::BuildGeometryAndPhysicsVecto
178 G4WorkerRunManager* wrm = masterRM->GetUserW
179 wrm->SetWorkerThread(wThreadContext);
180 G4AutoLock wrmm(&workerRMMutex);
181 workerRMvector->push_back(wrm);
182 wrmm.unlock();
183
184 //================================
185 // Step-3: Setup worker run manager
186 //================================
187 // Set the detector and physics list to the
188 const G4VUserDetectorConstruction* detector
189 wrm->G4RunManager::SetUserInitialization(con
190 const G4VUserPhysicsList* physicslist = mast
191 wrm->SetUserInitialization(const_cast<G4VUse
192
193 //================================
194 // Step-4: Initialise worker run manager
195 //================================
196 if (masterRM->GetUserActionInitialization()
197 masterRM->GetNonConstUserActionInitializat
198 }
199 if (masterRM->GetUserWorkerInitialization()
200 masterRM->GetUserWorkerInitialization()->W
201 }
202 wrm->Initialize();
203
204 //================================
205 // Step5: Loop over requests from the master
206 //================================
207 // This function should enter a loop process
208 // requests from master. It should block unt
209 // to terminate
210 wrm->DoWork();
211
212 //===============================
213 // Step-6: Terminate worker thread
214 //===============================
215 if (masterRM->GetUserWorkerInitialization()
216 masterRM->GetUserWorkerInitialization()->W
217 }
218
219 wrmm.lock();
220 for (auto itrWrm = workerRMvector->cbegin();
221 if ((*itrWrm) == wrm) {
222 workerRMvector->erase(itrWrm);
223 break;
224 }
225 }
226 wrmm.unlock();
227 delete wrm;
228
229 //===============================
230 // Step-7: Cleanup split classes
231 //===============================
232 G4WorkerThread::DestroyGeometryAndPhysicsVec
233 wThreadContext = nullptr;
234
235 G4Threading::WorkerThreadLeavesPool();
236 }
237
238 // -------------------------------------------
239 void G4MTRunManagerKernel::SetUpDecayChannels(
240 {
241 auto pItr = G4ParticleTable::GetParticleTabl
242 pItr->reset();
243 while ((*pItr)()) {
244 G4DecayTable* dt = pItr->value()->GetDecay
245 if (dt != nullptr) {
246 G4int nCh = dt->entries();
247 for (G4int i = 0; i < nCh; ++i) {
248 dt->GetDecayChannel(i)->GetDaughter(0)
249 }
250 }
251 }
252 }
253
254 // -------------------------------------------
255 void G4MTRunManagerKernel::BroadcastAbortRun(G
256 {
257 G4AutoLock wrmm(&workerRMMutex);
258
259 for (const auto& itr : *workerRMvector) {
260 itr->AbortRun(softAbort);
261 }
262 }
263