Geant4 Cross Reference |
1 // 1 // 2 // ******************************************* 2 // ******************************************************************** 3 // * License and Disclaimer 3 // * License and Disclaimer * 4 // * 4 // * * 5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. 9 // * include a list of copyright holders. * 10 // * 10 // * * 11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 #include "G4LENDCombinedCrossSection.hh" 26 #include "G4LENDCombinedCrossSection.hh" 27 #include "G4LENDElasticCrossSection.hh" 27 #include "G4LENDElasticCrossSection.hh" 28 #include "G4LENDInelasticCrossSection.hh" 28 #include "G4LENDInelasticCrossSection.hh" 29 #include "G4LENDCaptureCrossSection.hh" 29 #include "G4LENDCaptureCrossSection.hh" 30 #include "G4LENDFissionCrossSection.hh" 30 #include "G4LENDFissionCrossSection.hh" 31 #include "Randomize.hh" 31 #include "Randomize.hh" 32 32 33 33 34 G4LENDCombinedCrossSection::G4LENDCombinedCros 34 G4LENDCombinedCrossSection::G4LENDCombinedCrossSection( G4ParticleDefinition* pd ) 35 :G4LENDCrossSection("LENDCombinedCrossSection" 35 :G4LENDCrossSection("LENDCombinedCrossSection") 36 { 36 { 37 proj = pd; 37 proj = pd; 38 elasticXS = new G4LENDElasticCrossSection( 38 elasticXS = new G4LENDElasticCrossSection( pd ); 39 inelasticXS = new G4LENDInelasticCrossSecti 39 inelasticXS = new G4LENDInelasticCrossSection( pd ); 40 captureXS = new G4LENDCaptureCrossSection( 40 captureXS = new G4LENDCaptureCrossSection( pd ); 41 fissionXS = new G4LENDFissionCrossSection( 41 fissionXS = new G4LENDFissionCrossSection( pd ); 42 } 42 } 43 43 44 void G4LENDCombinedCrossSection::BuildPhysicsT 44 void G4LENDCombinedCrossSection::BuildPhysicsTable( const G4ParticleDefinition& pd ) 45 { 45 { 46 elasticXS->BuildPhysicsTable( pd ); 46 elasticXS->BuildPhysicsTable( pd ); 47 inelasticXS->BuildPhysicsTable( pd ); 47 inelasticXS->BuildPhysicsTable( pd ); 48 captureXS->BuildPhysicsTable( pd ); 48 captureXS->BuildPhysicsTable( pd ); 49 fissionXS->BuildPhysicsTable( pd ); 49 fissionXS->BuildPhysicsTable( pd ); 50 create_used_target_map(); 50 create_used_target_map(); 51 } 51 } 52 52 53 G4double G4LENDCombinedCrossSection::GetIsoCro 53 G4double G4LENDCombinedCrossSection::GetIsoCrossSection( const G4DynamicParticle* dp , G4int iZ , G4int iA , 54 const G4Isotope* 54 const G4Isotope* isotope , const G4Element* /*elment*/ , const G4Material* material ) 55 { 55 { 56 G4double XS = 0.0; 56 G4double XS = 0.0; 57 XS += elasticXS->GetIsoCrossSection( dp, iZ 57 XS += elasticXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 58 XS += inelasticXS->GetIsoCrossSection( dp, 58 XS += inelasticXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 59 XS += captureXS->GetIsoCrossSection( dp, iZ 59 XS += captureXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 60 XS += fissionXS->GetIsoCrossSection( dp, iZ 60 XS += fissionXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 61 //G4cout << "G4LENDCombinedCrossSection::Ge 61 //G4cout << "G4LENDCombinedCrossSection::GetIsoCrossSection " << XS/CLHEP::barn << " [barn]" << G4endl; 62 return XS; 62 return XS; 63 } 63 } 64 64 65 G4int G4LENDCombinedCrossSection::SelectChanne 65 G4int G4LENDCombinedCrossSection::SelectChannel( const G4DynamicParticle* dp , G4int iZ , G4int iA , 66 const G4Isotope* 66 const G4Isotope* isotope , const G4Element* /*elment*/ , const G4Material* material ) 67 { 67 { 68 G4int ichannel = 3; << 68 G4int ichannel=-1; 69 G4double XSs[4]; 69 G4double XSs[4]; 70 XSs[0] = elasticXS->GetIsoCrossSection( dp, 70 XSs[0] = elasticXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 71 XSs[1] = XSs[0] + inelasticXS->GetIsoCrossS 71 XSs[1] = XSs[0] + inelasticXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 72 XSs[2] = XSs[1] + captureXS->GetIsoCrossSec 72 XSs[2] = XSs[1] + captureXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 73 XSs[3] = XSs[2] + fissionXS->GetIsoCrossSec 73 XSs[3] = XSs[2] + fissionXS->GetIsoCrossSection( dp, iZ, iA, isotope, NULL , material ); 74 74 75 G4double total = XSs[3]; 75 G4double total = XSs[3]; 76 76 77 G4double random = G4UniformRand(); 77 G4double random = G4UniformRand(); 78 for (G4int i = 0 ; i < 4 ; i++) { << 78 for ( G4int i = 0 ; i != 4 ; i++ ) { 79 if (random*total < XSs[i]) { << 79 if ( random*total <= XSs[i] ) { 80 ichannel = i; << 80 ichannel = i; 81 break; << 81 break; 82 } << 82 } 83 } 83 } 84 84 85 return ichannel; 85 return ichannel; 86 } 86 } 87 87