source: trunk/examples/extended/field/field04/src/F04StepMax.cc@ 1337

Last change on this file since 1337 was 807, checked in by garnier, 17 years ago

update

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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//
26//
27//
28
29#include "G4Track.hh"
30#include "G4VParticleChange.hh"
31
32#include "F04StepMax.hh"
33
34F04StepMax::F04StepMax(const G4String& aName)
35 : G4VDiscreteProcess(aName), MaxChargedStep(DBL_MAX)
36{
37 if (verboseLevel>0) {
38 G4cout << GetProcessName() << " is created "<< G4endl;
39 }
40}
41
42F04StepMax::~F04StepMax() { }
43
44F04StepMax::F04StepMax(F04StepMax& right) : G4VDiscreteProcess(right) { }
45
46G4bool F04StepMax::IsApplicable(const G4ParticleDefinition& particle)
47{
48 return (particle.GetPDGCharge() != 0.);
49}
50
51void F04StepMax::SetStepMax(G4double step) { MaxChargedStep = step ; }
52
53G4double F04StepMax::PostStepGetPhysicalInteractionLength(
54 const G4Track&,
55 G4double,
56 G4ForceCondition* condition)
57{
58 // condition is set to "Not Forced"
59 *condition = NotForced;
60
61 G4double ProposedStep = DBL_MAX;
62
63 if ( MaxChargedStep > 0.) ProposedStep = MaxChargedStep ;
64
65 return ProposedStep;
66}
67
68G4VParticleChange* F04StepMax::PostStepDoIt(const G4Track& aTrack,
69 const G4Step& )
70{
71 // do nothing
72 aParticleChange.Initialize(aTrack);
73 return &aParticleChange;
74}
75
76G4double F04StepMax::GetMeanFreePath(const G4Track&,G4double,G4ForceCondition*)
77{
78 return 0.;
79}
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