00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // $Id$ 00028 // 00029 // Hadronic Process: Very Low Energy Neutron X-Sections 00030 // original by H.P. Wellisch, TRIUMF, 14-Feb-97 00031 // Builds and has the Cross-section data for one material. 00032 00033 #ifndef G4NeutronHPChannelList_h 00034 #define G4NeutronHPChannelList_h 1 00035 00036 #include "globals.hh" 00037 #include "G4NeutronHPChannel.hh" 00038 #include "G4StableIsotopes.hh" 00039 00040 class G4Element; 00041 class G4HadFinalState; 00042 class G4HadProjectile; 00043 class G4NeutronHPFinalState; 00044 00045 class G4NeutronHPChannelList 00046 { 00047 00048 public: 00049 00050 G4NeutronHPChannelList(G4int n); 00051 00052 G4NeutronHPChannelList(); 00053 00054 void Init(G4int n); 00055 00056 ~G4NeutronHPChannelList(); 00057 00058 G4HadFinalState * ApplyYourself(const G4Element * theElement, const G4HadProjectile & aTrack); 00059 00060 void Init(G4Element * anElement, const G4String & dirName); 00061 00062 void Register(G4NeutronHPFinalState *theFS, const G4String &aName); 00063 00064 inline G4double GetXsec(G4double anEnergy) 00065 { 00066 G4double result=0; 00067 G4int i; 00068 for(i=0; i<nChannels; i++) 00069 { 00070 result+=std::max(0., theChannels[i]->GetXsec(anEnergy)); 00071 } 00072 return result; 00073 } 00074 00075 inline G4int GetNumberOfChannels() { return nChannels; } 00076 00077 inline G4bool HasDataInAnyFinalState() 00078 { 00079 G4bool result = false; 00080 G4int i; 00081 for(i=0; i<nChannels; i++) 00082 { 00083 if(theChannels[i]->HasDataInAnyFinalState()) result = true; 00084 } 00085 return result; 00086 } 00087 inline void RestartRegistration() 00088 { 00089 allChannelsCreated = true; 00090 theInitCount = 0; 00091 } 00092 private: 00093 00094 static G4int trycounter; 00095 G4NeutronHPChannel ** theChannels; 00096 G4int nChannels; 00097 G4String theDir; 00098 G4Element * theElement; 00099 00100 G4bool allChannelsCreated; 00101 G4int theInitCount; 00102 00103 G4StableIsotopes theStableOnes; 00104 00105 G4HadFinalState unChanged; 00106 }; 00107 00108 #endif