Geant4 Cross Reference |
1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 // G4RayShooter 27 // 28 // Class description: 29 // 30 // The object of this class shoots a ray (actually geantino) primary particle 31 // associated with a G4Event object. This slass must be used exclusively by 32 // G4RayTracer. 33 34 // Author: Makoto Asai, 2000 35 // -------------------------------------------------------------------- 36 #ifndef G4RayShooter_hh 37 #define G4RayShooter_hh 1 38 39 #include "globals.hh" 40 #include "G4ThreeVector.hh" 41 #include "G4ParticleDefinition.hh" 42 #include "G4PrimaryVertex.hh" 43 #include "G4ParticleMomentum.hh" 44 45 class G4Event; 46 47 class G4RayShooter 48 { 49 public: 50 51 G4RayShooter() = default; 52 virtual ~G4RayShooter() = default; 53 54 void Shoot(G4Event* evt, G4ThreeVector vtx, G4ThreeVector direc); 55 // Generates a primary vertex and a primary particle at the given 56 // vertex point and with the given direction. This method is invoked 57 // by G4RayTracer and G4MaterialScanner. 58 59 private: 60 G4ParticleDefinition* particle_definition = nullptr; 61 G4ParticleMomentum particle_momentum_direction; 62 G4double particle_energy = 1.0*CLHEP::GeV; 63 G4ThreeVector particle_position; 64 G4double particle_time = 0.0; 65 G4ThreeVector particle_polarization; 66 }; 67 68 #endif 69