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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 // ClassName: G4FTFPProtonBuilder 30 // 31 // Author: 2002 J.P. Wellisch 32 // 33 // Modified: 34 // 18.11.2010 G.Folger, use G4CrossSectionPairGG for relativistic rise of cross 35 // section at high energies. 36 // 30.03.2009 V.Ivanchenko create cross section by new 37 // 38 //---------------------------------------------------------------------------- 39 // 40 #include "G4FTFPProtonBuilder.hh" 41 #include "G4SystemOfUnits.hh" 42 #include "G4ParticleDefinition.hh" 43 #include "G4ParticleTable.hh" 44 #include "G4ProcessManager.hh" 45 #include "G4BGGNucleonInelasticXS.hh" 46 #include "G4HadronicParameters.hh" 47 48 49 G4FTFPProtonBuilder:: 50 G4FTFPProtonBuilder(G4bool quasiElastic) 51 { 52 theMin = G4HadronicParameters::Instance()->GetMinEnergyTransitionFTF_Cascade(); 53 theMax = G4HadronicParameters::Instance()->GetMaxEnergy(); 54 theModel = new G4TheoFSGenerator("FTFP"); 55 56 G4FTFModel* theStringModel = new G4FTFModel(); 57 theStringModel->SetFragmentationModel(new G4ExcitedStringDecay()); 58 59 G4GeneratorPrecompoundInterface* theCascade = 60 new G4GeneratorPrecompoundInterface(); 61 62 theModel->SetHighEnergyGenerator(theStringModel); 63 if (quasiElastic) { 64 theModel->SetQuasiElasticChannel(new G4QuasiElasticChannel()); 65 } 66 67 theModel->SetTransport(theCascade); 68 theModel->SetMinEnergy(theMin); 69 theModel->SetMaxEnergy(theMax); 70 } 71 72 void G4FTFPProtonBuilder:: 73 Build(G4HadronInelasticProcess * aP) 74 { 75 theModel->SetMinEnergy(theMin); 76 theModel->SetMaxEnergy(theMax); 77 aP->RegisterMe(theModel); 78 79 aP->AddDataSet(new G4BGGNucleonInelasticXS(G4Proton::Proton())); 80 } 81 82 G4FTFPProtonBuilder:: 83 ~G4FTFPProtonBuilder() 84 { 85 } 86 87