examples/extended/medical/GammaTherapy/include/PrimaryGeneratorAction.hh

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// $Id: PrimaryGeneratorAction.hh 67994 2013-03-13 11:05:39Z gcosmo $
//
/// \file medical/GammaTherapy/include/PrimaryGeneratorAction.hh
/// \brief Definition of the PrimaryGeneratorAction class
//

#ifndef PrimaryGeneratorAction_h
#define PrimaryGeneratorAction_h 1

//---------------------------------------------------------------------------
//
// ClassName:   PrimaryGeneratorAction
//
// Description: Generate primary beam
//
// Authors: V.Grichine, V.Ivanchenko
//
// Modified:
//
//----------------------------------------------------------------------------
//

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#include "G4Event.hh"
#include "G4ParticleGun.hh"
#include "G4VUserPrimaryGeneratorAction.hh"
#include "G4ThreeVector.hh"
#include "globals.hh"

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class PrimaryGeneratorMessenger;
class DetectorConstruction;

class PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
public:

  // The constructor defines a ParticleGun object, which allows
  // shooting a beam of particles through the experimental set-up.
  PrimaryGeneratorAction(DetectorConstruction* pDet);

  //The destructor. It deletes the ParticleGun.
  virtual ~PrimaryGeneratorAction();

  //It reads the parameters of the primary particles.
  //Generates the primary event via the ParticleGun method.
  void GeneratePrimaries(G4Event* anEvent);

  //Get/Set methods
  void SetBeamEnergy(G4double val);

  inline void SetBeamSigmaE(G4double val) { fSigmaE = val; };
  inline void SetBeamX(G4double val) { fX0 = val;};
  inline void SetBeamY(G4double val) { fY0 = val;};
  inline void SetBeamZ(G4double val) { fZ0 = val;};
  inline void SetBeamSigmaX(G4double val) { fSigmaX = val;};
  inline void SetBeamSigmaY(G4double val) { fSigmaY = val;};
  inline void SetBeamSigmaZ(G4double val) { fSigmaY = val;};
  inline void SetBeamMinCosTheta(G4double val) { fMinCosTheta = val;};
  inline void SetSigmaTheta(G4double val) { fSigmaTheta = val;};
  inline void SetVerbose(G4int val) { fVerbose = val;};
  inline void SetRandom(const G4String& type) { fGauss = type;};

private:

  void InitializeMe();

  PrimaryGeneratorAction & operator=(const PrimaryGeneratorAction &right);
  PrimaryGeneratorAction(const PrimaryGeneratorAction&);

  G4ParticleGun* fParticleGun;
  PrimaryGeneratorMessenger* fMessenger;
  DetectorConstruction* fDetector;

  G4int fCounter;
  G4int fVerbose;
  G4double fX0, fY0, fZ0;
  G4double fSigmaX, fSigmaY, fSigmaZ;
  G4double fRMax2;
  G4double fSigmaE;
  G4double fSigmaTheta;
  G4double fEnergy;
  G4double fMinCosTheta;
  G4ThreeVector fPosition;
  G4ThreeVector fDirection;
  G4String fGauss;
};

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#endif