| 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // $Id: G4ionGasIonisation.cc,v 1.14 2008/09/12 16:26:34 vnivanch Exp $ |
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| 27 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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| 28 | // |
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| 29 | // ------------------------------------------------------------------- |
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| 30 | // |
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| 31 | // GEANT4 Class file |
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| 32 | // |
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| 33 | // |
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| 34 | // File name: G4ionGasIonisation |
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| 35 | // |
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| 36 | // Author: Vladimir Ivanchenko |
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| 37 | // |
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| 38 | // Creation date: 23.07.2007 |
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| 39 | // |
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| 40 | // Modifications: |
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| 41 | // |
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| 42 | // |
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| 43 | // ------------------------------------------------------------------- |
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| 44 | // |
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| 45 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 46 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 47 | |
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| 48 | #include "G4ionGasIonisation.hh" |
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| 49 | #include "G4Electron.hh" |
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| 50 | #include "G4Proton.hh" |
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| 51 | #include "G4GenericIon.hh" |
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| 52 | |
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| 53 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 54 | |
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| 55 | using namespace std; |
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| 56 | |
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| 57 | G4ionGasIonisation::G4ionGasIonisation(const G4String& name) |
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| 58 | : G4ionIonisation(name) |
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| 59 | { |
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| 60 | } |
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| 61 | |
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| 62 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 63 | |
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| 64 | G4ionGasIonisation::~G4ionGasIonisation() |
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| 65 | {} |
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| 66 | |
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| 67 | /* |
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| 68 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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| 69 | |
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| 70 | G4double G4ionGasIonisation::SampleChargeAfterStep(G4double qeff, G4double xeff) |
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| 71 | { |
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| 72 | // qeff - equilibrium charge |
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| 73 | // xeff - effective number of collisions |
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| 74 | // q - current charge |
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| 75 | G4double q = G4double(currentIonZ); |
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| 76 | if(qeff > q) { |
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| 77 | if(G4UniformRand() < qeff - q) currentIonZ++; |
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| 78 | } else { |
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| 79 | if(G4UniformRand() < q - qeff) currentIonZ--; |
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| 80 | } |
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| 81 | |
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| 82 | q = eplus*currentIonZ; |
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| 83 | if(verboseLevel > 1) G4cout << "G4ionGasIonisation: Q1= " << currentIonZ |
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| 84 | << " Qeff= " << qeff/eplus << " Neff= " << xeff |
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| 85 | << G4endl; |
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| 86 | return q; |
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| 87 | } |
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| 88 | */ |
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| 89 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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