TG4SpecialPhysicsList.cxx

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//------------------------------------------------
// The Geant4 Virtual Monte Carlo package
// Copyright (C) 2007 - 2015 Ivana Hrivnacova
// All rights reserved.
//
// For the licensing terms see geant4_vmc/LICENSE.
// Contact: root-vmc@cern.ch
//-------------------------------------------------
 
 
#include "TG4SpecialPhysicsList.h"
#include "TG4EmModelPhysics.h"
#include "TG4ExtDecayerPhysics.h"
#include "TG4FastSimulationPhysics.h"
#include "TG4G3ControlVector.h"
#include "TG4G3PhysicsManager.h"
#include "TG4GeometryServices.h"
#include "TG4GflashFastSimulation.h"
#include "TG4ProcessMapPhysics.h"
#include "TG4SpecialCutsPhysics.h"
#include "TG4StackPopperPhysics.h"
#include "TG4StepLimiterPhysics.h"
#include "TG4TransitionRadiationPhysics.h"
#include "TG4UserParticlesPhysics.h"
 
#include <G4ParticleDefinition.hh>
#include <G4ProcessManager.hh>
#include <G4ProcessTable.hh>
 
// According to G4VModularPhysicsList.cc
#include <G4StateManager.hh>
// This macros change the references to fields that are now encapsulated
// in the class G4VMPLData.
#define G4MT_physicsVector \
  ((G4VMPLsubInstanceManager.offset[g4vmplInstanceID]).physicsVector)
 
G4ThreadLocal TG4SpecialPhysicsList* TG4SpecialPhysicsList::fgInstance = 0;
 
//
// static methods
//
 
//_____________________________________________________________________________
G4String TG4SpecialPhysicsList::AvailableSelections()
{
 
  G4String selections;
  selections += "stepLimiter ";
  selections += "specialCuts ";
  selections += "stackPopper ";
  selections += "gflash ";
 
  return selections;
}
 
//_____________________________________________________________________________
G4bool TG4SpecialPhysicsList::IsAvailableSelection(const G4String& selection)
{
 
  G4int itoken = 0;
  TString token = TG4Globals::GetToken(itoken, selection);
 
  while (token != "") {
    if (!G4StrUtil::contains(AvailableSelections(), token.Data())) return false;
    token = TG4Globals::GetToken(++itoken, selection);
  }
 
  return true;
}
 
//
// ctors, dtor
//
 
//_____________________________________________________________________________
TG4SpecialPhysicsList::TG4SpecialPhysicsList(const G4String& selection)
  : G4VModularPhysicsList(),
    TG4Verbose("specialPhysicsList"),
    fStackPopperPhysics(0),
    fEmModelPhysics(0),
    fIsSpecialCuts(false)
{
 
  if (VerboseLevel() > 1)
    G4cout << "TG4SpecialPhysicsList::TG4SpecialPhysicsList" << G4endl;
 
  if (fgInstance) {
    TG4Globals::Exception("TG4SpecialPhysicsList", "TG4SpecialPhysicsList",
      "Cannot create two instances of singleton.");
  }
  fgInstance = this;
 
  Configure(selection);
 
  SetVerboseLevel(TG4Verbose::VerboseLevel());
}
 
//_____________________________________________________________________________
TG4SpecialPhysicsList::TG4SpecialPhysicsList()
  : G4VModularPhysicsList(),
    TG4Verbose("physicsList"),
    fStackPopperPhysics(0),
    fEmModelPhysics(0),
    fFastSimulationPhysics(0),
    fIsSpecialCuts(false)
{
 
  G4cout << "TG4SpecialPhysicsList::TG4SpecialPhysicsList" << G4endl;
 
  Configure("");
 
  SetVerboseLevel(TG4Verbose::VerboseLevel());
}
 
//_____________________________________________________________________________
TG4SpecialPhysicsList::~TG4SpecialPhysicsList()
{
 
  // delete fExtDecayer;
  // fExtDecayer is deleted in G4Decay destructor
 
  fgInstance = 0;
}
 
//
// private methods
//
 
//_____________________________________________________________________________
void TG4SpecialPhysicsList::Configure(const G4String& selection)
{
 
  Int_t tg4VerboseLevel = TG4Verbose::VerboseLevel();
 
  RegisterPhysics(new TG4TransitionRadiationPhysics(tg4VerboseLevel));
 
  G4int itoken = 0;
  TString token = TG4Globals::GetToken(itoken, selection);
  G4bool isGflash = false;
  while (token != "") {
 
    if (token == "specialCuts") {
      // G4cout << "Registering special cuts physics" << G4endl;
      RegisterPhysics(new TG4SpecialCutsPhysics(tg4VerboseLevel));
      fIsSpecialCuts = true;
    }
    else if (token == "stepLimiter") {
      // G4cout << "Registering step limiter physics" << G4endl;
      RegisterPhysics(new TG4StepLimiterPhysics(tg4VerboseLevel));
    }
    else if (token == "stackPopper") {
      // G4cout << "Registering stack popper physics" << G4endl;
      fStackPopperPhysics = new TG4StackPopperPhysics(tg4VerboseLevel);
      RegisterPhysics(fStackPopperPhysics);
    }
    else if (token == "gflash") {
      isGflash = true;
    }
    else {
      TG4Globals::Warning(
        "TG4SpecialPhysicsList", "Configure", "Unrecognized option " + token);
    }
    token = TG4Globals::GetToken(++itoken, selection);
  }
  RegisterPhysics(new TG4UserParticlesPhysics(tg4VerboseLevel));
  RegisterPhysics(new TG4ExtDecayerPhysics(tg4VerboseLevel));
 
  fEmModelPhysics = new TG4EmModelPhysics(tg4VerboseLevel);
  RegisterPhysics(fEmModelPhysics);
  fFastSimulationPhysics = new TG4FastSimulationPhysics(tg4VerboseLevel);
  RegisterPhysics(fFastSimulationPhysics);
  if (isGflash) {
    fFastSimulationPhysics->SetUserFastSimulation(
      new TG4GflashFastSimulation());
  }
  RegisterPhysics(new TG4ProcessMapPhysics(tg4VerboseLevel));
}
 
//
// public methods
//
 
//_____________________________________________________________________________
void TG4SpecialPhysicsList::ConstructProcess()
{
 
  // lock physics manager
  TG4G3PhysicsManager* g3PhysicsManager = TG4G3PhysicsManager::Instance();
  g3PhysicsManager->Lock();
 
  // create processes for registered physics
  // To avoid call AddTransportation twice we do not call directly
  // G4VModularPhysicsList::ConstructProcess();
  // but call registered processes ourselves:
  G4PhysConstVector::iterator itr;
  for (itr = G4MT_physicsVector->begin(); itr != G4MT_physicsVector->end();
       ++itr) {
    (*itr)->ConstructProcess();
  }
}
 
//_____________________________________________________________________________
G4int TG4SpecialPhysicsList::VerboseLevel() const
{
 
  return TG4Verbose::VerboseLevel();
}
 
//_____________________________________________________________________________
void TG4SpecialPhysicsList::VerboseLevel(G4int level)
{
 
  TG4Verbose::VerboseLevel(level);
  SetVerboseLevel(level);
 
  G4PhysConstVector::iterator it;
  for (it = G4MT_physicsVector->begin(); it != G4MT_physicsVector->end();
       ++it) {
    TG4Verbose* verbose = dynamic_cast<TG4Verbose*>(*it);
    if (verbose)
      verbose->VerboseLevel(level);
    else
      (*it)->SetVerboseLevel(level);
  }
}
 
//_____________________________________________________________________________
void TG4SpecialPhysicsList::SetUserFastSimulation(
  TG4VUserFastSimulation* fastSimulation)
{
 
  fFastSimulationPhysics->SetUserFastSimulation(fastSimulation);
}