Import Geant4 0.0.0 source tree

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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4ParticleGun.hh,v 2.2 1998/10/01 16:41:52 asaim Exp $
+// GEANT4 tag $Name: geant4-00 $
+//
+
+#ifndef G4ParticleGun_h
+#define G4ParticleGun_h 1
+
+
+#include "globals.hh"
+#include "G4VPrimaryGenerator.hh"
+#include "G4ThreeVector.hh"
+#include "G4ParticleDefinition.hh"
+#include "G4PrimaryVertex.hh"
+#include "G4ParticleMomentum.hh"
+
+class G4Event;
+class G4ParticleGunMessenger;
+
+class G4ParticleGun:public G4VPrimaryGenerator
+{
+  public:
+     G4ParticleGun();
+     G4ParticleGun(G4int numberofparticles);
+     G4ParticleGun(G4ParticleDefinition * particleDef, 
+                   G4int numberofparticles = 1);
+     virtual ~G4ParticleGun();
+     G4ParticleGun(const G4ParticleGun &right);
+
+     const G4ParticleGun & operator=(const G4ParticleGun &right);
+     int operator==(const G4ParticleGun &right) const;
+     int operator!=(const G4ParticleGun &right) const;
+
+     virtual void GeneratePrimaryVertex(G4Event* evt);
+  
+     // Set particle properties to be shoot out
+     //   SetParticleDefinition should be called at first  
+     //   By using SetParticleMomentum(), both particle_momentum_direction and
+     //   particle_energy(Kinetic Energy) are determined.
+
+     void SetParticleMomentum(G4ParticleMomentum aMomentum);
+     inline void SetParticleDefinition
+                 (G4ParticleDefinition * aParticleDefinition)
+     { particle_definition = aParticleDefinition; }
+     inline void SetParticleMomentumDirection
+                 (G4ParticleMomentum aMomentumDirection)
+     { particle_momentum_direction =  aMomentumDirection.unit(); }
+     inline void SetParticleEnergy(G4double aKineticEnergy)
+     { particle_energy = aKineticEnergy; }
+     inline void SetParticlePosition(G4ThreeVector aPosition)
+     { particle_position = aPosition; }
+     inline void SetParticleTime(G4double aTime)
+     { particle_time = aTime; }
+     inline G4ParticleDefinition* GetParticleDefinition()
+     { return particle_definition; }
+     inline G4ParticleMomentum GetParticleMomentumDirection()
+     { return particle_momentum_direction; }
+     inline G4double GetParticleEnergy()
+     { return particle_energy; }
+     inline G4ThreeVector GetParticlePosition()
+     { return particle_position; }
+     inline G4double GetParticleTime()
+     { return particle_time; }
+     inline void SetParticlePolarization(G4ThreeVector aVal)
+     { particle_polarization = aVal; }
+     inline G4ThreeVector GetParticlePolarization()
+     { return particle_polarization; }
+     inline void SetNumberOfParticles(G4int i)
+     { NumberOfParticlesToBeGenerated = i; }
+     inline G4int GetNumberOfParticles()
+     { return NumberOfParticlesToBeGenerated; }
+
+  protected:  
+     virtual void SetInitialValues();
+
+     G4int                 NumberOfParticlesToBeGenerated;
+     G4ParticleDefinition* particle_definition;
+     G4ParticleMomentum    particle_momentum_direction;
+     G4double	           particle_energy;
+     G4ThreeVector         particle_position;
+     G4double              particle_time;
+     G4ThreeVector         particle_polarization;
+
+  private:
+     G4ParticleGunMessenger* theMessenger;
+};
+
+#endif
+
+
+
+
+
+
+