#include "G4EMBuilder.hh"

#include "globals.hh"
#include "G4ios.hh"


G4EMBuilder::
G4EMBuilder() {}

G4EMBuilder::
~G4EMBuilder() {}

#include "G4ParticleDefinition.hh"
#include "G4ParticleTable.hh"
#include "G4Gamma.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"
#include "G4ProcessManager.hh"


void G4EMBuilder::Build()
{
  G4ProcessManager * pManager = 0;
  
  pManager = G4Gamma::Gamma()->GetProcessManager();
  pManager->AddDiscreteProcess(&thePhotoEffect);
  pManager->AddDiscreteProcess(&theComptonEffect);
  pManager->AddDiscreteProcess(&thePairProduction);

  pManager = G4Electron::Electron()->GetProcessManager();
  pManager->AddDiscreteProcess(&theElectronBremsStrahlung);  
  pManager->AddProcess(&theElectronIonisation, ordInActive,2, 2);
  pManager->AddProcess(&theElectronMultipleScattering);
  pManager->SetProcessOrdering(&theElectronMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&theElectronMultipleScattering, idxPostStep,  1);

  pManager = G4Positron::Positron()->GetProcessManager();
  pManager->AddDiscreteProcess(&thePositronBremsStrahlung);
  pManager->AddDiscreteProcess(&theAnnihilation);
  pManager->AddRestProcess(&theAnnihilation);
  pManager->AddProcess(&thePositronIonisation, ordInActive,2, 2);
  pManager->AddProcess(&thePositronMultipleScattering);
  pManager->SetProcessOrdering(&thePositronMultipleScattering, idxAlongStep,  1);
  pManager->SetProcessOrdering(&thePositronMultipleScattering, idxPostStep,  1);

}