[819] | 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 | // |
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| 27 | // $Id: G4RangeTest.cc,v 1.8 2006/06/29 19:41:03 gunter Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 29 | // |
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| 30 | // Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch) |
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| 31 | // |
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| 32 | // History: |
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| 33 | // ----------- |
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| 34 | // 05 Oct 2001 MGP Created |
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| 35 | // 21 Jan 2003 VI Cut per region |
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| 36 | // |
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| 37 | // ------------------------------------------------------------------- |
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| 38 | |
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| 39 | #include "G4RangeTest.hh" |
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| 40 | #include "G4ParticleDefinition.hh" |
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| 41 | #include "G4MaterialCutsCouple.hh" |
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| 42 | #include "G4EnergyLossTables.hh" |
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| 43 | #include "G4Electron.hh" |
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| 44 | #include "G4Positron.hh" |
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| 45 | |
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| 46 | G4RangeTest::~G4RangeTest() |
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| 47 | { } |
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| 48 | |
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| 49 | G4bool G4RangeTest::Escape(const G4ParticleDefinition* particle, |
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| 50 | const G4MaterialCutsCouple* couple, |
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| 51 | G4double energy, |
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| 52 | G4double safety) const |
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| 53 | { |
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| 54 | G4bool value = true; |
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| 55 | size_t idx = 0; |
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| 56 | if(particle == G4Electron::Electron()) idx = 1; |
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| 57 | else if(particle == G4Positron::Positron()) idx = 2; |
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| 58 | if(idx>0) { |
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| 59 | G4double range = G4EnergyLossTables::GetRange(particle,energy,couple); |
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| 60 | G4double cut = couple->GetProductionCuts()->GetProductionCut(idx); |
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| 61 | G4double rMin = std::min(cut,safety); |
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| 62 | value = (range > rMin); |
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| 63 | } |
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| 64 | return value; |
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| 65 | } |
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