G4RunManagerKernel.cc

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// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
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// * technical work of the GEANT4 collaboration.                      *
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//
// G4RunManagerKernel implementation
//
// Author: M.Asai, 1 August 2003
// --------------------------------------------------------------------
 
#include <vector>
 
#include "G4RunManagerKernel.hh"
 
#include "G4ApplicationState.hh"
#include "G4ExceptionHandler.hh"
#include "G4FieldManagerStore.hh"
#include "G4GeometryManager.hh"
#include "G4LogicalVolume.hh"
#include "G4NavigationHistoryPool.hh"
#include "G4PathFinder.hh"
#include "G4PrimaryTransformer.hh"
#include "G4StateManager.hh"
#include "G4TransportationManager.hh"
#include "G4VPhysicalVolume.hh"
#include "G4VUserPhysicsList.hh"
#include "G4LogicalVolumeStore.hh"
 
#include "G4ParallelWorldProcessStore.hh"
#include "G4ParticleTable.hh"
#include "G4ProductionCuts.hh"
#include "G4ProductionCutsTable.hh"
#include "G4Region.hh"
#include "G4RegionStore.hh"
#include "G4SDManager.hh"
#include "G4TiMemory.hh"
#include "G4UImanager.hh"
#include "G4UnitsTable.hh"
#include "G4VVisManager.hh"
#include "G4Version.hh"
#include "G4ios.hh"
 
#include "G4Geantino.hh"
#include "G4IonConstructor.hh"
#include "G4IonTable.hh"
#include "G4ParticleTableIterator.hh"
#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"
#include "G4VProcess.hh"
#include "G4ScoreSplittingProcess.hh"
 
#include "G4AllocatorList.hh"
#include "G4MTRunManager.hh"
 
#include "G4AutoLock.hh"
#include "G4RNGHelper.hh"
 
#ifdef G4BT_DEBUG
#  include "G4Backtrace.hh"
#endif
 
#ifdef G4FPE_DEBUG
#  include "G4FPEDetection.hh"
#endif
 
// The following lines are needed since G4VUserPhysicsList
// uses a #define theParticleIterator
#ifdef theParticleIterator
#  undef theParticleIterator
#endif
 
G4ThreadLocal G4RunManagerKernel*
G4RunManagerKernel::fRunManagerKernel = nullptr;
 
// --------------------------------------------------------------------
G4RunManagerKernel* G4RunManagerKernel::GetRunManagerKernel()
{
  return fRunManagerKernel;
}
 
// --------------------------------------------------------------------
G4RunManagerKernel::G4RunManagerKernel()
{
  #ifdef G4FPE_DEBUG
    InvalidOperationDetection();
  #endif
 
  #ifdef G4BT_DEBUG
    auto _signals = G4GetEnv<std::string>("G4BACKTRACE", "");
    if(_signals.empty())
    {
      G4Backtrace::Enable();
    }
    else
    {
      G4Backtrace::Enable(_signals);
    }
  #endif
 
  G4AllocatorList* allocList = G4AllocatorList::GetAllocatorListIfExist();
  if(allocList != nullptr)
    numberOfStaticAllocators = allocList->Size();
 
  if(G4StateManager::GetStateManager()->GetExceptionHandler() == nullptr)
  {  
     defaultExceptionHandler = new G4ExceptionHandler();
  }
  if(fRunManagerKernel != nullptr)
  {
    G4Exception("G4RunManagerKernel::G4RunManagerKernel()", "Run0001",
                FatalException,
                "More than one G4RunManagerKernel is constructed.");
  }
  fRunManagerKernel = this;
 
  G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
  if(particleTable->entries() > 0)
  {
    // No particle should be registered beforehand
    G4ExceptionDescription ED;
    ED << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << G4endl;
    ED << " G4RunManagerKernel fatal exception" << G4endl;
    ED << "  -- Following particles have already been registered" << G4endl;
    ED << "     before G4RunManagerKernel is instantiated." << G4endl;
    for(G4int i = 0; i < particleTable->entries(); ++i)
    {
      ED << "     " << particleTable->GetParticle(i)->GetParticleName()
         << G4endl;
    }
    ED << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << G4endl;
    G4Exception("G4RunManagerKernel::G4RunManagerKernel()", "Run0002",
                FatalException, ED);
  }
 
  // construction of Geant4 kernel classes
  eventManager = new G4EventManager();
 
  defaultRegion = new G4Region("DefaultRegionForTheWorld");  // deleted by store
  defaultRegionForParallelWorld =
    new G4Region("DefaultRegionForParallelWorld");  // deleted by store
  defaultRegion->SetProductionCuts(
    G4ProductionCutsTable::GetProductionCutsTable()
      ->GetDefaultProductionCuts());
  defaultRegionForParallelWorld->SetProductionCuts(
    G4ProductionCutsTable::GetProductionCutsTable()
      ->GetDefaultProductionCuts());
 
  runManagerKernelType = sequentialRMK;
  // set the initial application state
  G4StateManager::GetStateManager()->SetNewState(G4State_PreInit);
 
  // version banner
  G4String vs   = G4Version;
  vs            = vs.substr(1, vs.size() - 2);
  versionString = " Geant4 version ";
  versionString += vs;
  versionString += "   ";
  versionString += G4Date;
  G4cout << G4endl
         << "**************************************************************"
         << G4endl << versionString << G4endl
         << "                       Copyright : Geant4 Collaboration" << G4endl
         << "                      References : NIM A 506 (2003), 250-303"
         << G4endl
         << "                                 : IEEE-TNS 53 (2006), 270-278"
         << G4endl
         << "                                 : NIM A 835 (2016), 186-225"
         << G4endl << "                             WWW : http://geant4.org/"
         << G4endl
         << "**************************************************************"
         << G4endl << G4endl;
}
 
// --------------------------------------------------------------------
G4RunManagerKernel::G4RunManagerKernel(RMKType rmkType)
{
  // This version of the constructor should never be called in sequential mode!
  #ifndef G4MULTITHREADED
    G4ExceptionDescription msg;
    msg << "Geant4 code is compiled without multi-threading support "
           "(-DG4MULTITHREADED is set to off).";
    msg << " This type of RunManagerKernel can only be used in mult-threaded "
           "applications.";
    G4Exception("G4RunManagerKernel::G4RunManagerKernel(G4bool)", "Run0105",
                FatalException, msg);
  #endif
 
  #ifdef G4FPE_DEBUG
    if(G4Threading::IsMasterThread())
    {
      InvalidOperationDetection();
    }
  #endif
 
  #ifdef G4BT_DEBUG
    auto _signals = G4GetEnv<std::string>("G4BACKTRACE", "");
    if(_signals.empty())
    {
      G4Backtrace::Enable();
    }
    else
    {
      G4Backtrace::Enable(_signals);
    }
  #endif
 
  if(G4StateManager::GetStateManager()->GetExceptionHandler() == nullptr)
  {
     defaultExceptionHandler = new G4ExceptionHandler();
  }
 
  if(fRunManagerKernel != nullptr)
  {
    G4Exception("G4RunManagerKernel::G4RunManagerKernel()", "Run0001",
                FatalException,
                "More than one G4RunManagerKernel is constructed.");
  }
  fRunManagerKernel = this;
  // construction of Geant4 kernel classes
  eventManager = new G4EventManager();
 
  switch(rmkType)
  {
    case masterRMK:
      // Master thread behvior
      defaultRegion =
        new G4Region("DefaultRegionForTheWorld");  // deleted by store
      defaultRegionForParallelWorld =
        new G4Region("DefaultRegionForParallelWorld");  // deleted by store
      defaultRegion->SetProductionCuts(
        G4ProductionCutsTable::GetProductionCutsTable()
          ->GetDefaultProductionCuts());
      defaultRegionForParallelWorld->SetProductionCuts(
        G4ProductionCutsTable::GetProductionCutsTable()
          ->GetDefaultProductionCuts());
      break;
    case workerRMK:
      // Worker thread behavior
      defaultRegion = G4RegionStore::GetInstance()->GetRegion(
        "DefaultRegionForTheWorld", true);
      defaultRegionForParallelWorld = G4RegionStore::GetInstance()->GetRegion(
        "DefaultRegionForParallelWorld", true);
      break;
    default:
      defaultRegion                 = nullptr;
      defaultRegionForParallelWorld = nullptr;
      G4ExceptionDescription msgx;
      msgx
        << " This type of RunManagerKernel can only be used in mult-threaded "
           "applications.";
      G4Exception("G4RunManagerKernel::G4RunManagerKernel(G4bool)", "Run0106",
                  FatalException, msgx);
  }
  runManagerKernelType = rmkType;
 
  // set the initial application state
  G4StateManager::GetStateManager()->SetNewState(G4State_PreInit);
 
  // version banner
  G4String vs = G4Version;
  vs          = vs.substr(1, vs.size() - 2);
  switch(rmkType)
  {
    case masterRMK:
      versionString = " Geant4 version ";
      versionString += vs;
      versionString += "   ";
      versionString += G4Date;
      G4cout << G4endl
             << "**************************************************************"
             << G4endl << versionString << G4endl
             << "  << in Multi-threaded mode >> " << G4endl
             << "                       Copyright : Geant4 Collaboration"
             << G4endl
             << "                      References : NIM A 506 (2003), 250-303"
             << G4endl
             << "                                 : IEEE-TNS 53 (2006), 270-278"
             << G4endl
             << "                                 : NIM A 835 (2016), 186-225"
             << G4endl
             << "                             WWW : http://geant4.org/"
             << G4endl
             << "**************************************************************"
             << G4endl << G4endl;
      break;
    default:
      if(verboseLevel)
      {
        versionString = " Local thread RunManagerKernel version ";
        versionString += vs;
        G4cout
          << G4endl
          << "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
             "^^^^^^^^^"
          << G4endl << versionString << G4endl
          << "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
             "^^^^^^^^^"
          << G4endl << G4endl;
      }
  }
 
  #ifdef G4MULTITHREADED
    G4UnitDefinition::GetUnitsTable().Synchronize();
  #endif
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::SetupDefaultRegion()
{
  if(runManagerKernelType == workerRMK)
    return;
 
  // Remove old world logical volume from the default region, if exist
  if(defaultRegion->GetNumberOfRootVolumes())
  {
    if(defaultRegion->GetNumberOfRootVolumes() > size_t(1))
    {
      G4Exception("G4RunManager::SetupDefaultRegion", "Run0005", FatalException,
                  "Default world region should have a unique logical volume.");
    }
    auto lvItr = defaultRegion->GetRootLogicalVolumeIterator();
    defaultRegion->RemoveRootLogicalVolume(*lvItr, false);
    if(verboseLevel > 1)
      G4cout
        << "Obsolete world logical volume is removed from the default region."
        << G4endl;
  }
}
 
// --------------------------------------------------------------------
G4RunManagerKernel::~G4RunManagerKernel()
{
  G4StateManager* pStateManager = G4StateManager::GetStateManager();
  // set the application state to the quite state
  if(pStateManager->GetCurrentState() != G4State_Quit)
  {
    if(verboseLevel > 0)
      G4cout << "G4 kernel has come to Quit state." << G4endl;
    pStateManager->SetNewState(G4State_Quit);
  }
 
  // open geometry for deletion
  G4GeometryManager::GetInstance()->OpenGeometry();
 
  // deletion of Geant4 kernel classes
  delete G4ParallelWorldProcessStore::GetInstanceIfExist();
  delete G4SDManager::GetSDMpointerIfExist();
  if(verboseLevel > 1)
    G4cout << "G4SDManager deleted." << G4endl;
  delete eventManager;
  if(verboseLevel > 1)
    G4cout << "EventManager deleted." << G4endl;
 
  G4UnitDefinition::ClearUnitsTable();
  if(verboseLevel > 1)
    G4cout << "Units table cleared." << G4endl;
 
  // deletion of path-finder field-manager store, geometry and transportation
  // manager
  delete G4PathFinder::GetInstanceIfExist();
  delete G4FieldManagerStore::GetInstanceIfExist();
  delete G4GeometryManager::GetInstanceIfExist();
  delete G4TransportationManager::GetInstanceIfExist();
  if(verboseLevel > 1)
    G4cout << "TransportationManager deleted." << G4endl;
 
  // deletion of navigation levels
  if(verboseLevel > 1)
    G4NavigationHistoryPool::GetInstance()->Print();
  delete G4NavigationHistoryPool::GetInstance();
 
  // deletion of G4RNGHelper singleton
  if(runManagerKernelType != workerRMK)
  {
    delete G4RNGHelper::GetInstanceIfExist();
    if(verboseLevel > 1)
      G4cout << "G4RNGHelper object is deleted." << G4endl;
  }
 
  // deletion of allocators
  G4AllocatorList* allocList = G4AllocatorList::GetAllocatorListIfExist();
  if(allocList)
  {
    allocList->Destroy(numberOfStaticAllocators, verboseLevel);
    delete allocList;
    if(verboseLevel > 1)
      G4cout << "G4Allocator objects are deleted." << G4endl;
  }
 
  G4UImanager* pUImanager = G4UImanager::GetUIpointer();
  if((runManagerKernelType == workerRMK) && (verboseLevel > 0))
  {
    G4cout << "Thread-local UImanager is to be deleted." << G4endl
           << "There should not be any thread-local G4cout/G4cerr hereafter."
           << G4endl;
    verboseLevel = 0;
  }
  delete pUImanager;
  if(verboseLevel > 1)
    G4cout << "UImanager deleted." << G4endl;
 
  delete pStateManager;
  if(verboseLevel > 1)
    G4cout << "StateManager deleted." << G4endl;
  delete defaultExceptionHandler;
  if(verboseLevel > 0)
    G4cout << "RunManagerKernel is deleted. Good bye :)" << G4endl;
  fRunManagerKernel = nullptr;
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::WorkerUpdateWorldVolume()
{
  G4MTRunManager* masterRM = G4MTRunManager::GetMasterRunManager();
  G4TransportationManager* transM =
    G4TransportationManager::GetTransportationManager();
  G4MTRunManager::masterWorlds_t masterWorlds    = masterRM->GetMasterWorlds();
  for(auto itrMW = masterWorlds.cbegin();
           itrMW != masterWorlds.cend(); ++itrMW)
  {
    G4VPhysicalVolume* wv = (*itrMW).second;
    G4VPhysicalVolume* pWorld =
      G4TransportationManager::GetTransportationManager()
      ->IsWorldExisting(wv->GetName());
    if(pWorld == nullptr)
    {
      transM->RegisterWorld(wv);
    }
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::WorkerDefineWorldVolume(G4VPhysicalVolume* worldVol,
                                                 G4bool topologyIsChanged)
{
  G4StateManager* stateManager    = G4StateManager::GetStateManager();
  G4ApplicationState currentState = stateManager->GetCurrentState();
  if(currentState != G4State_Init)
  {
    if(!(currentState == G4State_Idle || currentState == G4State_PreInit))
    {
      G4cout << "Current application state is "
             << stateManager->GetStateString(currentState) << G4endl;
      G4Exception("G4RunManagerKernel::DefineWorldVolume",
                  "DefineWorldVolumeAtIncorrectState", FatalException,
                  "Geant4 kernel is not Init state : Method ignored.");
      return;
    }
    else
    {
      stateManager->SetNewState(G4State_Init);
    }
  }
 
  currentWorld             = worldVol;
  G4MTRunManager* masterRM = G4MTRunManager::GetMasterRunManager();
  G4TransportationManager* transM =
    G4TransportationManager::GetTransportationManager();
  G4MTRunManager::masterWorlds_t masterWorlds = masterRM->GetMasterWorlds();
  for(auto itrMW = masterWorlds.cbegin();
           itrMW != masterWorlds.cend(); ++itrMW)
  {
    if((*itrMW).first == 0)
    {
      if((*itrMW).second != currentWorld)
      {
        G4Exception("G4RunManagerKernel::WorkerDefineWorldVolume", "RUN3091",
                    FatalException, "Mass world is inconsistent");
      }
      transM->SetWorldForTracking((*itrMW).second);
    }
    else
    {
      transM->RegisterWorld((*itrMW).second);
    }
  }
 
  if(topologyIsChanged)
    geometryNeedsToBeClosed = true;
 
  // Notify the VisManager as well
  if(G4Threading::IsMasterThread())
  {
    G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
    if(pVVisManager != nullptr)
      pVVisManager->GeometryHasChanged();
  }
 
  geometryInitialized = true;
  stateManager->SetNewState(currentState);
  if(physicsInitialized && currentState != G4State_Idle)
  {
    stateManager->SetNewState(G4State_Idle);
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::DefineWorldVolume(G4VPhysicalVolume* worldVol,
                                           G4bool topologyIsChanged)
{
  G4StateManager* stateManager    = G4StateManager::GetStateManager();
  G4ApplicationState currentState = stateManager->GetCurrentState();
 
  if(currentState != G4State_Init)
  {
    if(!(currentState == G4State_Idle || currentState == G4State_PreInit))
    {
      G4cout << "Current application state is "
             << stateManager->GetStateString(currentState) << G4endl;
      G4Exception("G4RunManagerKernel::DefineWorldVolume",
                  "DefineWorldVolumeAtIncorrectState", FatalException,
                  "Geant4 kernel is not Init state : Method ignored.");
      return;
    }
    else
    {
      stateManager->SetNewState(G4State_Init);
    }
  }
 
  // The world volume MUST NOT have a region defined by the user
  if(worldVol->GetLogicalVolume()->GetRegion() != nullptr)
  {
    if(worldVol->GetLogicalVolume()->GetRegion() != defaultRegion)
    {
      G4ExceptionDescription ED;
      ED << "The world volume has a user-defined region <"
         << worldVol->GetLogicalVolume()->GetRegion()->GetName() << ">."
         << G4endl;
      ED << "World would have a default region assigned by RunManagerKernel."
         << G4endl;
      G4Exception("G4RunManager::DefineWorldVolume", "Run0004", FatalException,
                  ED);
    }
  }
 
  SetupDefaultRegion();
 
  // Accept the world volume
  currentWorld = worldVol;
 
  // Set the default region to the world
 
  G4LogicalVolume* worldLog = currentWorld->GetLogicalVolume();
  worldLog->SetRegion(defaultRegion);
  defaultRegion->AddRootLogicalVolume(worldLog);
  if(verboseLevel > 1)
    G4cout << worldLog->GetName() << " is registered to the default region."
           << G4endl;
 
  // Set the world volume, notify the Navigator and reset its state
  G4TransportationManager::GetTransportationManager()
    ->SetWorldForTracking(currentWorld);
  if(topologyIsChanged)
    geometryNeedsToBeClosed = true;
 
  // Notify the VisManager as well
  if(G4Threading::IsMasterThread())
  {
    G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
    if(pVVisManager != nullptr)
      pVVisManager->GeometryHasChanged();
  }
 
  geometryInitialized = true;
  stateManager->SetNewState(currentState);
  if(physicsInitialized && currentState != G4State_Idle)
  {
    stateManager->SetNewState(G4State_Idle);
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::SetPhysics(G4VUserPhysicsList* uPhys)
{
  physicsList = uPhys;
 
  if(runManagerKernelType == workerRMK)
    return;
 
  SetupPhysics();
  if(verboseLevel > 2)
    G4ParticleTable::GetParticleTable()->DumpTable();
  if(verboseLevel > 1)
  {
    G4cout << "List of instantiated particles "
              "============================================"
           << G4endl;
    G4int nPtcl = G4ParticleTable::GetParticleTable()->entries();
    for(G4int i = 0; i < nPtcl; ++i)
    {
      G4ParticleDefinition* pd =
        G4ParticleTable::GetParticleTable()->GetParticle(i);
      G4cout << pd->GetParticleName() << " ";
      if(i % 10 == 9)
        G4cout << G4endl;
    }
    G4cout << G4endl;
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::SetupPhysics()
{
  G4ParticleTable::GetParticleTable()->SetReadiness();
 
  physicsList->ConstructParticle();
 
  // For sanity reason
  G4Geantino::GeantinoDefinition();
  G4ParticleDefinition* gion =
    G4ParticleTable::GetParticleTable()->GetGenericIon();
  if(gion != nullptr)
  {
    G4IonConstructor::ConstructParticle();
  }
  G4ParticleTable::GetParticleTable()->GetIonTable()->InitializeLightIons();
 
  auto pItr = G4ParticleTable::GetParticleTable()->GetIterator();
  pItr->reset();
  while((*pItr)())
  {
    G4ParticleDefinition* particle = pItr->value();
    if(!(particle->IsGeneralIon()))
      particle->SetParticleDefinitionID();
  }
 
  if(gion != nullptr)
  {
    G4int gionId = gion->GetParticleDefinitionID();
    pItr->reset(false);
    while((*pItr)())
    {
      G4ParticleDefinition* particle = pItr->value();
      if(particle->IsGeneralIon())
        particle->SetParticleDefinitionID(gionId);
    }
  }
#ifdef G4MULTITHREADED
  G4UnitDefinition::GetUnitsTable().Synchronize();
#endif
}
 
// --------------------------------------------------------------------
namespace
{
  G4Mutex initphysicsmutex = G4MUTEX_INITIALIZER;
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::InitializePhysics()
{
  G4StateManager* stateManager    = G4StateManager::GetStateManager();
  G4ApplicationState currentState = stateManager->GetCurrentState();
  if(currentState != G4State_Init)
  {
    G4cout << "Current application state is "
           << stateManager->GetStateString(currentState) << G4endl;
    if(!(currentState == G4State_Idle || currentState == G4State_PreInit))
    {
      G4Exception("G4RunManagerKernel::InitializePhysics",
                  "InitializePhysicsIncorrectState", FatalException,
                  "Geant4 kernel is not Init state : Method ignored.");
      return;
    }
    else
    {
      // G4Exception("G4RunManagerKernel::DefineWorldVolume",
      //             "DefineWorldVolumeAtIncorrectState", JustWarning,
      // "Geant4 kernel is not Init state : Assuming Init state.");
      G4cout
        << "Warning : Geant4 kernel is not Init state : Assuming Init state."
        << G4endl;
      stateManager->SetNewState(G4State_Init);
    }
  }
 
  if(physicsList == nullptr)
  {
    G4Exception("G4RunManagerKernel::InitializePhysics", "Run0012",
                FatalException, "G4VUserPhysicsList is not defined");
    return;
  }
 
  if(verboseLevel > 1)
    G4cout << "physicsList->Construct() start." << G4endl;
  if(numberOfParallelWorld > 0)
    physicsList->UseCoupledTransportation();
  physicsList->Construct();
 
  if(verboseLevel > 1)
    G4cout << "physicsList->CheckParticleList() start." << G4endl;
  physicsList->CheckParticleList();
 
  // Cannot assume that SetCuts() and CheckRegions() are thread safe.
  // We need to mutex (report from valgrind --tool=drd)
  G4AutoLock l(&initphysicsmutex);
  if(G4Threading::IsMasterThread())
  {
    if(verboseLevel > 1)
      G4cout << "physicsList->setCut() start." << G4endl;
    physicsList->SetCuts();
  }
  CheckRegions();
  l.unlock();
 
  /*******************
  // static G4bool createIsomerOnlyOnce = false;
  // if(G4Threading::IsMultithreadedApplication() &&
        G4Threading::IsMasterThread())
  // {
  //   if(!createIsomerOnlyOnce)
  //   {
  //     createIsomerOnlyOnce = true;
  //     G4ParticleDefinition* gion =
         G4ParticleTable::GetParticleTable()->GetGenericIon();
  //     if(gion != nullptr)
  //     {
  //       G4ParticleTable::GetParticleTable()
           ->GetIonTable()->CreateAllIsomer();
  //       PropagateGenericIonID();
  //     }
  //   }
  // }
  *********************/
 
  physicsInitialized = true;
#ifdef G4MULTITHREADED
  G4UnitDefinition::GetUnitsTable().Synchronize();
#endif
  stateManager->SetNewState(currentState);
  if(geometryInitialized && currentState != G4State_Idle)
  {
    stateManager->SetNewState(G4State_Idle);
  }
}
 
// --------------------------------------------------------------------
G4bool G4RunManagerKernel::RunInitialization(G4bool fakeRun)
{
  G4StateManager* stateManager    = G4StateManager::GetStateManager();
  G4ApplicationState currentState = stateManager->GetCurrentState();
 
  if(!geometryInitialized)
  {
    G4Exception("G4RunManagerKernel::RunInitialization", "Run0021", JustWarning,
                "Geometry has not yet initialized : method ignored.");
    return false;
  }
 
  if(!physicsInitialized)
  {
    G4Exception("G4RunManagerKernel::RunInitialization", "Run0022", JustWarning,
                "Physics has not yet initialized : method ignored.");
    return false;
  }
 
  if(currentState != G4State_Idle)
  {
    G4Exception("G4RunManagerKernel::RunInitialization", "Run0023", JustWarning,
                "Geant4 kernel not in Idle state : method ignored.");
    return false;
  }
 
  if(geometryNeedsToBeClosed)
    CheckRegularGeometry();
 
  stateManager->SetNewState(G4State_Init);
  PropagateGenericIonID();
  SetupShadowProcess();
  UpdateRegion();
  BuildPhysicsTables(fakeRun);
 
  if(geometryNeedsToBeClosed)
  {
    ResetNavigator();
    // CheckRegularGeometry();
    // Notify the VisManager as well
    if(G4Threading::IsMasterThread())
    {
      G4VVisManager* pVVisManager = G4VVisManager::GetConcreteInstance();
      if(pVVisManager != nullptr)
        pVVisManager->GeometryHasChanged();
    }
  }
 
  GetPrimaryTransformer()->CheckUnknown();
 
#ifdef G4MULTITHREADED
  G4UnitDefinition::GetUnitsTable().Synchronize();
#endif
  stateManager->SetNewState(G4State_Idle);
  stateManager->SetNewState(G4State_GeomClosed);
  return true;
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::PropagateGenericIonID()
{
  G4ParticleDefinition* gion =
    G4ParticleTable::GetParticleTable()->GetGenericIon();
  if(gion != nullptr)
  {
    // G4ParticleTable::GetParticleTable()->GetIonTable()->CreateAllIsomer();
    G4int gionId = gion->GetParticleDefinitionID();
    auto pItr = G4ParticleTable::GetParticleTable()->GetIterator();
    pItr->reset(false);
    while((*pItr)())
    {
      G4ParticleDefinition* particle = pItr->value();
      if(particle->IsGeneralIon())
        particle->SetParticleDefinitionID(gionId);
    }
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::RunTermination()
{
  if(runManagerKernelType != workerRMK)
    G4ProductionCutsTable::GetProductionCutsTable()->PhysicsTableUpdated();
  G4StateManager::GetStateManager()->SetNewState(G4State_Idle);
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::ResetNavigator()
{
  if(runManagerKernelType == workerRMK)
  {
    geometryNeedsToBeClosed = false;
    return;
  }
 
  // We have to tweak the navigator's state in case a geometry has been
  // modified between runs. By the following calls we ensure that navigator's
  // state is reset properly. It is required the geometry to be closed
  // and previous optimisations to be cleared.
 
  G4GeometryManager* geomManager = G4GeometryManager::GetInstance();
  if(verboseLevel > 1)
    G4cout << "Start closing geometry." << G4endl;
 
  geomManager->OpenGeometry();
  geomManager->CloseGeometry(geometryToBeOptimized, verboseLevel > 1);
 
  geometryNeedsToBeClosed = false;
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::UpdateRegion()
{
  G4StateManager* stateManager    = G4StateManager::GetStateManager();
  G4ApplicationState currentState = stateManager->GetCurrentState();
  if(currentState != G4State_Init)
  {
    G4Exception("G4RunManagerKernel::UpdateRegion", "Run0024", JustWarning,
                "Geant4 kernel not in Init state : method ignored.");
    return;
  }
 
  if(runManagerKernelType == workerRMK)
    return;
 
  CheckRegions();
 
  G4RegionStore::GetInstance()->UpdateMaterialList(currentWorld);
 
  G4ProductionCutsTable::GetProductionCutsTable()->UpdateCoupleTable(
    currentWorld);
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::BuildPhysicsTables(G4bool fakeRun)
{
  if(G4ProductionCutsTable::GetProductionCutsTable()->IsModified() ||
     physicsNeedsToBeReBuilt)
  {
  #ifdef G4MULTITHREADED
    if(runManagerKernelType == masterRMK)
    {
      // make sure workers also rebuild physics tables
      G4UImanager* pUImanager = G4UImanager::GetUIpointer();
      pUImanager->ApplyCommand("/run/physicsModified");
    }
  #endif
    physicsList->BuildPhysicsTable();
    physicsNeedsToBeReBuilt = false;
  }
 
  if(!fakeRun && verboseLevel > 1)
    DumpRegion();
  if(!fakeRun && verboseLevel > 0)
    physicsList->DumpCutValuesTable();
  if(!fakeRun)
    physicsList->DumpCutValuesTableIfRequested();
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::CheckRegions()
{
  G4TransportationManager* transM =
    G4TransportationManager::GetTransportationManager();
  std::size_t nWorlds = transM->GetNoWorlds();
  std::vector<G4VPhysicalVolume*>::iterator wItr;
  for(std::size_t i = 0; i < G4RegionStore::GetInstance()->size(); ++i)
  {
    G4Region* region = (*(G4RegionStore::GetInstance()))[i];
 
    // Let each region have a pointer to the world volume where it belongs to.
    // G4Region::SetWorld() checks if the region belongs to the given world and
    // set it only if it does. Thus, here we go through all the registered world
    // volumes.
    region->SetWorld(nullptr);  // reset
    region->UsedInMassGeometry(false);
    region->UsedInParallelGeometry(false);
    wItr = transM->GetWorldsIterator();
    for(std::size_t iw = 0; iw < nWorlds; ++iw)
    {
      if(region->BelongsTo(*wItr))
      {
        if(*wItr == currentWorld)
        {
          region->UsedInMassGeometry(true);
        }
        else
        {
          region->UsedInParallelGeometry(true);
        }
      }
      region->SetWorld(*wItr);
      ++wItr;
    }
 
    G4ProductionCuts* cuts = region->GetProductionCuts();
    if(cuts == nullptr)
    {
      if(region->IsInMassGeometry() && verboseLevel > 0)
      {
        G4cout << "Warning : Region <" << region->GetName()
               << "> does not have specific production cuts," << G4endl
               << "even though it appears in the current tracking world."
               << G4endl;
        G4cout << "Default cuts are used for this region." << G4endl;
      }
 
      if(region->IsInMassGeometry() || region->IsInParallelGeometry())
      {
        region->SetProductionCuts(
          G4ProductionCutsTable::GetProductionCutsTable()
            ->GetDefaultProductionCuts());
      }
    }
  }
 
  //
  // If a parallel world has no region, set default region for parallel world
  //
 
  wItr = transM->GetWorldsIterator();
  for(std::size_t iw = 0; iw < nWorlds; ++iw)
  {
    if(*wItr != currentWorld)
    {
      G4LogicalVolume* pwLogical = (*wItr)->GetLogicalVolume();
      if(pwLogical->GetRegion() == nullptr)
      {
        pwLogical->SetRegion(defaultRegionForParallelWorld);
        defaultRegionForParallelWorld->AddRootLogicalVolume(pwLogical);
      }
    }
    ++wItr;
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::DumpRegion(const G4String& rname) const
{
  G4Region* region = G4RegionStore::GetInstance()->GetRegion(rname);
  if(region != nullptr)
    DumpRegion(region);
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::DumpRegion(G4Region* region) const
{
  if(region == nullptr)
  {
    for(std::size_t i = 0; i < G4RegionStore::GetInstance()->size(); ++i)
    {
      DumpRegion((*(G4RegionStore::GetInstance()))[i]);
    }
  }
  else
  {
    if(G4Threading::IsWorkerThread())
      return;
    G4cout << G4endl;
    G4cout << "Region <" << region->GetName() << "> -- ";
    if(region->GetWorldPhysical())
    {
      G4cout << " -- appears in <" << region->GetWorldPhysical()->GetName()
             << "> world volume";
    }
    else
    {
      G4cout << " -- is not associated to any world.";
    }
    G4cout << G4endl;
    if(region->IsInMassGeometry())
    {
      G4cout << " This region is in the mass world." << G4endl;
    }
    if(region->IsInParallelGeometry())
    {
      G4cout << " This region is in the parallel world." << G4endl;
    }
 
    G4cout << " Root logical volume(s) : ";
    std::size_t nRootLV = region->GetNumberOfRootVolumes();
    auto lvItr = region->GetRootLogicalVolumeIterator();
    for(std::size_t j = 0; j < nRootLV; ++j)
    {
      G4cout << (*lvItr)->GetName() << " ";
      ++lvItr;
    }
    G4cout << G4endl;
 
    G4cout << " Pointers : G4VUserRegionInformation["
           << region->GetUserInformation() << "], G4UserLimits["
           << region->GetUserLimits() << "], G4FastSimulationManager["
           << region->GetFastSimulationManager() << "], G4UserSteppingAction["
           << region->GetRegionalSteppingAction() << "]" << G4endl;
 
    G4cout << " Materials : ";
    auto mItr = region->GetMaterialIterator();
    std::size_t nMaterial = region->GetNumberOfMaterials();
    for(std::size_t iMate = 0; iMate < nMaterial; ++iMate)
    {
      G4cout << (*mItr)->GetName() << " ";
      ++mItr;
    }
    G4cout << G4endl;
    G4ProductionCuts* cuts = region->GetProductionCuts();
    if(!cuts && region->IsInMassGeometry())
    {
      G4cerr << "Warning : Region <" << region->GetName()
             << "> does not have specific production cuts." << G4endl;
      G4cerr << "Default cuts are used for this region." << G4endl;
      region->SetProductionCuts(G4ProductionCutsTable::GetProductionCutsTable()
                                  ->GetDefaultProductionCuts());
    }
    else if(cuts != nullptr)
    {
      G4cout << " Production cuts : "
             << "  gamma "
             << G4BestUnit(cuts->GetProductionCut("gamma"), "Length")
             << "     e- " << G4BestUnit(cuts->GetProductionCut("e-"), "Length")
             << "     e+ " << G4BestUnit(cuts->GetProductionCut("e+"), "Length")
             << " proton "
             << G4BestUnit(cuts->GetProductionCut("proton"), "Length")
             << G4endl;
    }
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::CheckRegularGeometry()
{
  G4LogicalVolumeStore* store = G4LogicalVolumeStore::GetInstance();
  for(auto pos = store->cbegin(); pos != store->cend(); ++pos)
  {
    if((*pos) && ((*pos)->GetNoDaughters() == 1))
    {
      if((*pos)->GetDaughter(0)->IsRegularStructure())
      {
        SetScoreSplitter();
        return;
      }
    }
  }
}
 
// --------------------------------------------------------------------
G4bool G4RunManagerKernel::ConfirmCoupledTransportation()
{
  G4ParticleTable* theParticleTable = G4ParticleTable::GetParticleTable();
  auto theParticleIterator = theParticleTable->GetIterator();
  theParticleIterator->reset();
  while((*theParticleIterator)())
  {
    G4ParticleDefinition* pd = theParticleIterator->value();
    G4ProcessManager* pm     = pd->GetProcessManager();
    if(pm)
    {
      G4ProcessVector* pv = pm->GetAlongStepProcessVector(typeDoIt);
      G4VProcess* p       = (*pv)[0];
      return ((p->GetProcessName()) == "CoupledTransportation");
    }
  }
  return false;
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::SetScoreSplitter()
{
  G4ScoreSplittingProcess* pSplitter = new G4ScoreSplittingProcess();
  G4ParticleTable* theParticleTable  = G4ParticleTable::GetParticleTable();
  auto theParticleIterator = theParticleTable->GetIterator();
 
  // Ensure that Process is added only once to the particles' process managers
  static G4ThreadLocal G4bool InitSplitter = false;
  if(!InitSplitter)
  {
    InitSplitter = true;
 
    theParticleIterator->reset();
    while((*theParticleIterator)())
    {
      G4ParticleDefinition* particle = theParticleIterator->value();
      G4ProcessManager* pmanager     = particle->GetProcessManager();
      if(pmanager)
      {
        pmanager->AddDiscreteProcess(pSplitter);
      }
    }
 
    if(verboseLevel > 0)
    {
      G4cout
        << "G4RunManagerKernel -- G4ScoreSplittingProcess is appended to all "
           "particles."
        << G4endl;
    }
  }
}
 
// --------------------------------------------------------------------
void G4RunManagerKernel::SetupShadowProcess() const
{
  G4ParticleTable* theParticleTable = G4ParticleTable::GetParticleTable();
  auto theParticleIterator = theParticleTable->GetIterator();
  theParticleIterator->reset();
  // loop on particles and get process manager from there list of processes
  while((*theParticleIterator)())
  {
    G4ParticleDefinition* pd = theParticleIterator->value();
    G4ProcessManager* pm     = pd->GetProcessManager();
    if(pm != nullptr)
    {
      G4ProcessVector& procs = *(pm->GetProcessList());
      for(std::size_t idx = 0; idx < procs.size(); ++idx)
      {
        const G4VProcess* masterP = procs[idx]->GetMasterProcess();
        if(masterP == nullptr)
        {
          // Process does not have an associated shadow master process
          // We are in master mode or sequential
          procs[idx]->SetMasterProcess(const_cast<G4VProcess*>(procs[idx]));
        }
      }
    }
  }
}