| [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: G4StepLimiter.cc,v 1.4 2007/06/01 07:53:27 ahoward Exp $
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| [1228] | 28 | // GEANT4 tag $Name: geant4-09-03 $
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| [819] | 29 | //
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| 30 | // --------------------------------------------------------------
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| 31 | // History
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| 32 | //
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| 33 | // 23-01-04 first implementation (H.Kurashige)
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| 34 | // --------------------------------------------------------------
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| 35 |
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| 36 | #include "G4StepLimiter.hh"
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| 37 |
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| 38 | #include "G4Step.hh"
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| 39 | #include "G4UserLimits.hh"
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| 40 | #include "G4VParticleChange.hh"
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| 41 |
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| 42 |
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| 43 | ////////////////////////////////////
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| 44 | G4StepLimiter::G4StepLimiter(const G4String& aName)
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| 45 | : G4VProcess(aName)
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| 46 | {
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| 47 | if (verboseLevel>1) {
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| 48 | G4cout << GetProcessName() << " is created "<< G4endl;
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| 49 | }
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| 50 | }
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| 51 |
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| 52 |
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| 53 | ////////////////////////
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| 54 | G4StepLimiter::~G4StepLimiter()
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| 55 | {
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| 56 | }
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| 57 |
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| 58 |
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| 59 | ////////////////////////
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| 60 | G4StepLimiter::G4StepLimiter(G4StepLimiter& right)
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| 61 | : G4VProcess(right)
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| 62 | {
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| 63 | }
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| 64 |
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| 65 |
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| 66 | ////////////////
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| 67 | G4double
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| 68 | G4StepLimiter::PostStepGetPhysicalInteractionLength(
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| 69 | const G4Track& aTrack,
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| 70 | G4double, // previousStepSize
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| 71 | G4ForceCondition* condition )
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| 72 | {
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| 73 | // condition is set to "Not Forced"
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| 74 | *condition = NotForced;
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| 75 |
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| 76 | G4double proposedStep = DBL_MAX;
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| 77 | G4UserLimits* pUserLimits =
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| 78 | aTrack.GetVolume()->GetLogicalVolume()->GetUserLimits();
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| 79 | if (pUserLimits) {
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| 80 | // max allowed step length
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| 81 | //
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| 82 | proposedStep = pUserLimits->GetMaxAllowedStep(aTrack);
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| 83 | if (proposedStep < 0.) proposedStep =0.;
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| 84 | }
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| 85 | return proposedStep;
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| 86 | }
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| 87 |
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| 88 | ///////////////
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| 89 | G4VParticleChange*
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| 90 | G4StepLimiter::PostStepDoIt( const G4Track& aTrack,
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| 91 | const G4Step& )
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| 92 | // Do Nothing
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| 93 | //
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| 94 | {
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| 95 | aParticleChange.Initialize(aTrack);
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| 96 | return &aParticleChange;
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| 97 | }
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| 98 |
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