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geant4/source/event/include/G4RayShooter.hh
2022-07-01 10:44:02 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// G4RayShooter
//
// Class description:
//
// The object of this class shoots a ray (actually geantino) primary particle
// associated with a G4Event object. This slass must be used exclusively by
// G4RayTracer.
// Author: Makoto Asai, 2000
// --------------------------------------------------------------------
#ifndef G4RayShooter_hh
#define G4RayShooter_hh 1
#include "globals.hh"
#include "G4ThreeVector.hh"
#include "G4ParticleDefinition.hh"
#include "G4PrimaryVertex.hh"
#include "G4ParticleMomentum.hh"
class G4Event;
class G4RayShooter
{
public:
G4RayShooter() = default;
virtual ~G4RayShooter() = default;
void Shoot(G4Event* evt, G4ThreeVector vtx, G4ThreeVector direc);
// Generates a primary vertex and a primary particle at the given
// vertex point and with the given direction. This method is invoked
// by G4RayTracer and G4MaterialScanner.
private:
G4ParticleDefinition* particle_definition = nullptr;
G4ParticleMomentum particle_momentum_direction;
G4double particle_energy = 1.0*CLHEP::GeV;
G4ThreeVector particle_position;
G4double particle_time = 0.0;
G4ThreeVector particle_polarization;
};
#endif