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// $Id: G4eMultipleScattering.cc,v 1.10 2009/11/01 13:05:01 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-03 $
//
// -----------------------------------------------------------------------------
//
// GEANT4 Class file
//
// File name:     G4eMultipleScattering 
//
// Author:        Vladimir Ivanchenko
//
// Creation date: 10 March 2008
// 
// Modifications:
//
// -----------------------------------------------------------------------------
//
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#include "G4eMultipleScattering.hh"
#include "G4UrbanMscModel92.hh"
#include "G4MscStepLimitType.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"

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using namespace std;

G4eMultipleScattering::G4eMultipleScattering(const G4String& processName)
  : G4VMultipleScattering(processName)
{
  isInitialized = false;  
}

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G4eMultipleScattering::~G4eMultipleScattering()
{}

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G4bool G4eMultipleScattering::IsApplicable (const G4ParticleDefinition& p)
{
  return (p.GetPDGCharge() != 0.0 && !p.IsShortLived());
  //  return (&p == G4Electron::Electron() || &p == G4Positron::Positron());
}

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void G4eMultipleScattering::InitialiseProcess(const G4ParticleDefinition*)
{
  if(isInitialized) return;

  // initialisation of parameters - defaults for particles other
  // than ions can be overwritten by users
  G4VMscModel* mscUrban = new G4UrbanMscModel92();
  AddEmModel(1,mscUrban);
  isInitialized = true;
  /*
  G4cout << "G4eMultipleScattering::InitialiseProcess for " 
	 << p->GetParticleName()
	 << " skin= " << Skin()
	 << " SA= " << steppingAlgorithm
	 << G4endl;
  */
}

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void G4eMultipleScattering::PrintInfo()
{
  G4cout << "      RangeFactor= " << RangeFactor()
	 << ", step limit type: " << StepLimitType()
         << ", lateralDisplacement: " << LateralDisplasmentFlag()
	 << ", skin= " << Skin()  
	 << ", geomFactor= " << GeomFactor()  
	 << G4endl;
}

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