| [819] | 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 | //
|
|---|
| [1196] | 26 | // $Id: G4ionGasIonisation.cc,v 1.15 2009/11/10 11:50:30 vnivanch Exp $
|
|---|
| 27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $
|
|---|
| [819] | 28 | //
|
|---|
| 29 | // -------------------------------------------------------------------
|
|---|
| 30 | //
|
|---|
| 31 | // GEANT4 Class file
|
|---|
| 32 | //
|
|---|
| 33 | //
|
|---|
| 34 | // File name: G4ionGasIonisation
|
|---|
| 35 | //
|
|---|
| 36 | // Author: Vladimir Ivanchenko
|
|---|
| 37 | //
|
|---|
| 38 | // Creation date: 23.07.2007
|
|---|
| 39 | //
|
|---|
| 40 | // Modifications:
|
|---|
| 41 | //
|
|---|
| 42 | //
|
|---|
| 43 | // -------------------------------------------------------------------
|
|---|
| 44 | //
|
|---|
| 45 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
| 46 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
| 47 |
|
|---|
| 48 | #include "G4ionGasIonisation.hh"
|
|---|
| 49 | #include "G4Electron.hh"
|
|---|
| 50 | #include "G4Proton.hh"
|
|---|
| 51 | #include "G4GenericIon.hh"
|
|---|
| 52 |
|
|---|
| 53 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
| 54 |
|
|---|
| 55 | using namespace std;
|
|---|
| 56 |
|
|---|
| 57 | G4ionGasIonisation::G4ionGasIonisation(const G4String& name)
|
|---|
| [961] | 58 | : G4ionIonisation(name)
|
|---|
| [819] | 59 | {
|
|---|
| [1196] | 60 | G4cout << G4endl;
|
|---|
| 61 | G4cout << "!!! G4ionGasIonisation class is obsolete and may be removed for the next major Geant4 release !!!" << G4endl;
|
|---|
| 62 | G4cout << "!!! Please use G4ionIonisation for ions !!!" << G4endl;
|
|---|
| 63 | G4cout << G4endl;
|
|---|
| [819] | 64 | }
|
|---|
| 65 |
|
|---|
| 66 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
| 67 |
|
|---|
| 68 | G4ionGasIonisation::~G4ionGasIonisation()
|
|---|
| 69 | {}
|
|---|
| 70 |
|
|---|
| [961] | 71 | /*
|
|---|
| [819] | 72 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
| 73 |
|
|---|
| 74 | G4double G4ionGasIonisation::SampleChargeAfterStep(G4double qeff, G4double xeff)
|
|---|
| 75 | {
|
|---|
| 76 | // qeff - equilibrium charge
|
|---|
| 77 | // xeff - effective number of collisions
|
|---|
| 78 | // q - current charge
|
|---|
| [961] | 79 | G4double q = G4double(currentIonZ);
|
|---|
| 80 | if(qeff > q) {
|
|---|
| 81 | if(G4UniformRand() < qeff - q) currentIonZ++;
|
|---|
| 82 | } else {
|
|---|
| 83 | if(G4UniformRand() < q - qeff) currentIonZ--;
|
|---|
| 84 | }
|
|---|
| 85 |
|
|---|
| 86 | q = eplus*currentIonZ;
|
|---|
| [819] | 87 | if(verboseLevel > 1) G4cout << "G4ionGasIonisation: Q1= " << currentIonZ
|
|---|
| 88 | << " Qeff= " << qeff/eplus << " Neff= " << xeff
|
|---|
| 89 | << G4endl;
|
|---|
| 90 | return q;
|
|---|
| 91 | }
|
|---|
| [961] | 92 | */
|
|---|
| [819] | 93 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
|
|---|
