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 // 27 // ------------------------------------------------------------------- 28 // GEANT4 Class file 29 // 30 // 31 // File name: G4VAngularDistribution 32 // 33 // Author: Maria Grazia Pia (MariaGrazia.Pia@genova.infn.it) 34 // 35 // Creation date: 15 April 2000 36 // 37 // Modifications: 38 // 39 // Abstract class for angular distribution strategy pattern 40 // 41 // Id: G4VAngularDistribution.hh,v 1.16 2000/05/11 19:07:29 pia Exp $ // 42 // 43 // ------------------------------------------------------------------- 44 45 #ifndef G4VANGULARDISTRIBUTION_HH 46 #define G4VANGULARDISTRIBUTION_HH 47 48 #include <CLHEP/Units/PhysicalConstants.h> 49 50 #include "globals.hh" 51 #include "G4HadronicException.hh" 52 #include "Randomize.hh" 53 54 class G4VAngularDistribution 55 { 56 57 public: 58 59 // Constructors 60 G4VAngularDistribution() { } 61 62 virtual ~G4VAngularDistribution() { } 63 64 virtual G4double CosTheta(G4double s, G4double m1, G4double m2) const = 0; 65 66 virtual G4double Phi() const { return 2.*CLHEP::pi*G4UniformRand(); } 67 68 protected: 69 70 private: 71 72 }; 73 74 #endif 75