G4GeometrySampler.cc

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//
// $Id: G4GeometrySampler.cc 103005 2017-03-08 08:08:35Z gcosmo $
//
// ----------------------------------------------------------------------
// GEANT 4 class source file
//
// G4GeometrySampler.cc
//
// ----------------------------------------------------------------------

#include "G4GeometrySampler.hh"

#include "G4VIStore.hh"
#include "G4WeightWindowStore.hh"
//#include "G4VScorer.hh"

#include "G4VPhysicalVolume.hh"
//#include "G4ScoreConfigurator.hh"
#include "G4ImportanceConfigurator.hh"
#include "G4WeightWindowConfigurator.hh"
#include "G4WeightCutOffConfigurator.hh"
//#include "G4GCellFinder.hh"
#include "G4TransportationManager.hh"

 G4GeometrySampler::
 G4GeometrySampler(G4VPhysicalVolume *world, const G4String &particlename)
  : fParticleName(particlename),
    fWorld(world),
    fImportanceConfigurator(0),
    //    fScoreConfigurator(0),
    //    fGCellFinder(0),
    fWeightCutOffConfigurator(0),
    fIStore(0),
    fWeightWindowConfigurator(0),
    fWWStore(0),
    fIsConfigured(false)
{
  paraflag = false;
  //  fWorldName = G4TransportationManager::GetTransportationManager()->GetNavigatorForTracking()->GetWorldVolume()->GetName();
  //  if(fWorld == G4TransportationManager::GetTransportationManager()->GetParallelWorld(fWorld->GetName())) paraflag = true;
  //  G4cout << "G4GeometrySampler:: Making geometry sampler with world: " << fWorld->GetName() << G4endl;
}

 G4GeometrySampler::
 G4GeometrySampler(G4String worldName, const G4String &particlename)
  : fParticleName(particlename),
    fWorldName(worldName),
    fImportanceConfigurator(0),
    //    fScoreConfigurator(0),
    //    fGCellFinder(0),
    fWeightCutOffConfigurator(0),
    fIStore(0),
    fWeightWindowConfigurator(0),
    fWWStore(0),
    fIsConfigured(false)
{
  paraflag = false;
  fWorld = G4TransportationManager::GetTransportationManager()->GetNavigatorForTracking()->GetWorldVolume();
  //  fWorld = G4TransportationManager::GetTransportationManager()->GetNavigatorForTracking()->GetWorldVolume();
  //  G4cout << "G4GeometrySampler:: Making geometry sampler with world: " << fWorld->GetName() << G4endl;
  //G4TransportationManager::GetTransportationManager()->GetParallelWorld(parallelworldName)
}

G4GeometrySampler::~G4GeometrySampler()
{
  // ClearSampling();
}

void G4GeometrySampler::ClearSampling()
{
  if (fImportanceConfigurator)
  {
    delete fImportanceConfigurator;
    fImportanceConfigurator = 0;
  }
  if (fWeightWindowConfigurator)
  {
    delete fWeightWindowConfigurator;
    fWeightWindowConfigurator = 0;
  }
//   if (fScoreConfigurator)
//   {
//     delete fScoreConfigurator;
//     fScoreConfigurator = 0;
//   }
  if (fWeightCutOffConfigurator)
  {
    delete fWeightCutOffConfigurator;
    fWeightCutOffConfigurator = 0;
  }
//   if (fGCellFinder)
//   {
//     delete fGCellFinder;
//     fGCellFinder = 0;
//   }
  fIStore = 0;
  fConfigurators.clear();
  fIsConfigured = false;
}

G4bool G4GeometrySampler::IsConfigured() const
{
  G4bool isconf = false;
  if (fIsConfigured)
  {
   G4cout << "WARNING - G4GeometrySampler::IsConfigured()"
          << "          Some initalization exists, use ClearSampling()"
          << "          before a new initialization !" << G4endl;
   isconf = true;
  }
  return isconf;
}

// void G4GeometrySampler::PrepareScoring(G4VScorer *scorer)
// {
//   G4cout << " preparing scoring configurator " << G4endl;
//   G4cout << G4endl;
//   G4cout << G4endl;
//   G4cout << G4endl;
//   G4cout << " new fWorld Name: " << fWorld->GetName() << G4endl;
//   G4cout << G4endl;
//   G4cout << G4endl;
//   G4cout << G4endl;
//   fScoreConfigurator = new G4ScoreConfigurator(fWorld, fParticleName, *scorer, paraflag);
//   G4cout << " configured scoring " << G4endl;
//   if (!fScoreConfigurator)
//   {
//     G4Exception("G4GeometrySampler::PrepareScoring()",
//                 "FatalError", FatalException,
//                 "Failed allocation of G4ScoreConfigurator !");
//   }
// }

void
G4GeometrySampler::PrepareImportanceSampling(G4VIStore* istore,
                                           const G4VImportanceAlgorithm  *ialg)
{
  G4cout << "G4GeometrySampler:: preparing importance sampling WorldName is " << fWorldName << G4endl;
  fIStore = istore;
  //  G4cout << "G4GeometrySampler:: creating istore, worldVolume: " << fWorld->GetName() << G4endl;

  fImportanceConfigurator =
    new G4ImportanceConfigurator(&istore->GetWorldVolume(), fParticleName, *fIStore, ialg, paraflag);
  //    new G4ImportanceConfigurator(fWorld, fParticleName, *fIStore, ialg, paraflag);
  fImportanceConfigurator->SetWorldName(fWorldName);

  if (!fImportanceConfigurator)
  {
    G4Exception("G4GeometrySampler::PrepareImportanceSampling()",
                "FatalError", FatalException,
                "Failed allocation of G4ImportanceConfigurator !");
  }
}

void
G4GeometrySampler::PrepareWeightRoulett(G4double wsurvive, 
                                            G4double wlimit,
                                            G4double isource)
{
  //  fGCellFinder = new G4GCellFinder(fWorld);
  G4cout << "G4GeometrySampler:: preparing weight roulette" << G4endl;
  //  fGCellFinder = new G4GCellFinder();
//   if (!fGCellFinder)
//   {
//     G4Exception("G4GeometrySampler::PrepareWeightRoulett()",
//                 "FatalError", FatalException,
//                 "Failed allocation of G4GCellFinder !");
//   }
  
  fWeightCutOffConfigurator = 
    new G4WeightCutOffConfigurator(fWorld, fParticleName,
                                   wsurvive,
                                   wlimit,
                                   isource,
                                   fIStore,
           paraflag);
           //*fGCellFinder, paraflag);
  if (!fWeightCutOffConfigurator)
  {
    G4Exception("G4GeometrySampler::PrepareWeightRoulett()",
                "FatalError", FatalException,
                "Failed allocation of G4WeightCutOffConfigurator !");
  }
}

void
G4GeometrySampler::PrepareWeightWindow(G4VWeightWindowStore *wwstore,
                                           G4VWeightWindowAlgorithm *wwAlg,
                                           G4PlaceOfAction placeOfAction)
{

  G4cout << "G4GeometrySampler:: preparing weight window" << G4endl;

  fWWStore = wwstore;
  
  fWeightWindowConfigurator =
    new G4WeightWindowConfigurator(&wwstore->GetWorldVolume(), fParticleName,
                                    *fWWStore,
                                    wwAlg,
                                    placeOfAction, paraflag);

  // fWeightWindowConfigurator =
  //   new G4WeightWindowConfigurator(fWorld, fParticleName,
  //                                   *fWWStore,
  //                                   wwAlg,
  //                                   placeOfAction, paraflag);

}

void G4GeometrySampler::Configure()
{
  if (!IsConfigured())
  {
    fIsConfigured = true;

//     if (fScoreConfigurator)
//     {
//       G4cout << " score configurator push_back " << G4endl;
//       fConfigurators.push_back(fScoreConfigurator);
//       G4cout << " pushed " << G4endl;
//     }
    if (fImportanceConfigurator)
    {
      fConfigurators.push_back(fImportanceConfigurator);
    }
    if (fWeightWindowConfigurator)
    {
      fConfigurators.push_back(fWeightWindowConfigurator);
    }
    
    // G4cout << " vsampler configurator loop " << G4endl;
    // G4VSamplerConfigurator *preConf = 0;
    // G4int i = 0;
    // for (G4Configurators::iterator it = fConfigurators.begin();
    //      it != fConfigurators.end(); it++)
    // {
    //   i++;
    //   G4cout << " looping " << i << G4endl;
    //   G4VSamplerConfigurator *currConf =*it;
    //   G4cout << " sampler configurator " << G4endl;
    //   currConf->Configure(preConf);
    //   G4cout << " configure preconf " << G4endl;
    //   preConf = *it;
    // }
    // if (fWeightCutOffConfigurator)
    // {
    //   G4cout << " NEW weight window configure " << G4endl;
    //   fWeightCutOffConfigurator->Configure(0);
    //   G4cout << " configured " << G4endl;
    // }
  }

#ifdef G4MULTITHREADED
  G4cout << " make sure AddProcess() is invoked for biasing!!! " << G4endl;
#else
  AddProcess();
#endif

  return;
}

void G4GeometrySampler::AddProcess()
{

  G4VSamplerConfigurator *preConf = 0;
  G4int i = 0;
  for (G4Configurators::iterator it = fConfigurators.begin();
       it != fConfigurators.end(); it++)
    {
      i++;
      G4VSamplerConfigurator *currConf =*it;
      currConf->Configure(preConf);
      preConf = *it;
    }
  if (fWeightCutOffConfigurator)
    {
      fWeightCutOffConfigurator->Configure(0);
    }

  return;
}

void G4GeometrySampler::SetParallel(G4bool para)
{
  paraflag = para;
}

void G4GeometrySampler::SetWorld(const G4VPhysicalVolume* World)
{
  fWorld = World;
}

void G4GeometrySampler::SetParticle(const G4String &particlename)
{
  fParticleName = particlename;
}