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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 * 29 * Filename: CexmcPhaseSpaceGenerator.hh 30 * 31 * Description: phase space generator interface 32 * 33 * Version: 1.0 34 * Created: 08.09.2010 13:42:15 35 * Revision: none 36 * Compiler: gcc 37 * 38 * Author: Alexey Radkov (), 39 * Company: PNPI 40 * 41 * ============================================================================= 42 */ 43 44 #ifndef CEXMC_PHASE_SPACE_GENERATOR_HH 45 #define CEXMC_PHASE_SPACE_GENERATOR_HH 46 47 #include <vector> 48 #include <G4Types.hh> 49 #include <G4LorentzVector.hh> 50 51 52 struct CexmcPhaseSpaceOutVectorElement 53 { 54 CexmcPhaseSpaceOutVectorElement( G4LorentzVector * lVec_, 55 G4double mass_ ) : 56 lVec( lVec_ ), mass( mass_ ) 57 {} 58 59 G4LorentzVector * lVec; 60 61 G4double mass; 62 }; 63 64 65 typedef std::vector< const G4LorentzVector * > CexmcPhaseSpaceInVector; 66 67 typedef std::vector< CexmcPhaseSpaceOutVectorElement > 68 CexmcPhaseSpaceOutVector; 69 70 71 class CexmcPhaseSpaceGenerator 72 { 73 public: 74 CexmcPhaseSpaceGenerator(); 75 76 virtual ~CexmcPhaseSpaceGenerator(); 77 78 public: 79 virtual G4bool CheckKinematics( void ); 80 81 virtual G4double Generate( void ) = 0; 82 83 public: 84 void SetParticles( const CexmcPhaseSpaceInVector & inVec_, 85 const CexmcPhaseSpaceOutVector & outVec_ ); 86 87 void SetFermiEnergyDependence( G4bool on = true ); 88 89 protected: 90 virtual void ParticleChangeHook( void ); 91 92 virtual void FermiEnergyDepStatusChangeHook( void ); 93 94 protected: 95 CexmcPhaseSpaceInVector inVec; 96 97 CexmcPhaseSpaceOutVector outVec; 98 99 G4bool fermiEnergyDepIsOn; 100 101 G4double totalEnergy; 102 103 G4double totalMass; 104 }; 105 106 107 #endif 108 109