G4EmUserPhysics.cc

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// $Id: G4EmUserPhysics.cc 70761 2013-06-05 12:30:51Z gcosmo $
//
//---------------------------------------------------------------------------
//
// ClassName:   G4EmUserPhysics
//
// Author:      V.Ivanchenko 11.07.2012
//
// Modified:
//
//----------------------------------------------------------------------------
//

#include "G4EmUserPhysics.hh"
#include "G4ParticleDefinition.hh"
#include "G4LossTableManager.hh"
#include "G4VEnergyLossProcess.hh"
#include "G4VProcess.hh"
#include "G4EmProcessOptions.hh"
#include "G4AntiProton.hh"
#include "G4ProcessManager.hh"
#include "G4ProcessVector.hh"
#include "G4EmProcessSubType.hh"
#include "G4SystemOfUnits.hh"

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G4EmUserPhysics::G4EmUserPhysics(G4int ver)
  : G4VPhysicsConstructor("User EM Options"), fVerbose(ver)
{
  G4LossTableManager::Instance();
}

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G4EmUserPhysics::~G4EmUserPhysics()
{}

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void G4EmUserPhysics::ConstructParticle()
{
  G4AntiProton::AntiProton();
}

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void G4EmUserPhysics::ConstructProcess()
{
  const G4ParticleDefinition* pbar = G4AntiProton::AntiProton();
  G4ProcessManager* pmanager = pbar->GetProcessManager();
  G4ProcessVector* pv = pmanager->GetProcessList(); 
  size_t nn = pv->size();
  for(size_t i=0; i<nn; ++i) {
    G4VProcess* proc = (*pv)[i];
    if(fIonisation == proc->GetProcessSubType()) {
      G4VEnergyLossProcess* eloss = static_cast<G4VEnergyLossProcess*>(proc);
      G4double elim = 1.e-6*eV;
      eloss->SetLowestEnergyLimit(elim);
      G4cout << "### G4EmUserPhysics::ConstructProcess: "
             << "set new lowest energy limit " << elim/eV << " eV for "
             << pbar->GetParticleName() << G4endl;
      break;
    }
  }

  G4EmProcessOptions opt;
  opt.SetVerbose(fVerbose);
}

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