| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th << 5 // * The following disclaimer summarizes all the specific disclaimers *
6 // * the Geant4 Collaboration. It is provided << 6 // * of contributors to this software. The specific disclaimers,which *
7 // * conditions of the Geant4 Software License << 7 // * govern, are listed with their locations in: *
8 // * LICENSE and available at http://cern.ch/ << 8 // * http://cern.ch/geant4/license *
9 // * include a list of copyright holders. <<
10 // * 9 // * *
11 // * Neither the authors of this software syst 10 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 11 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 12 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 13 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // 23 //
>> 24 // $Id: DMXMinEkineCuts.cc,v 1.4 2003/12/02 16:59:48 gcosmo Exp $
>> 25 // GEANT4 tag $Name: geant4-07-01 $
27 // 26 //
28 // 27 //
29 // ------------------------------------------- 28 // --------------------------------------------------------------
30 // GEANT 4 class implementation file 29 // GEANT 4 class implementation file
31 // 30 //
32 // History: first implementation, based on ob 31 // History: first implementation, based on object model of
33 // 2nd December 1995, G.Cosmo 32 // 2nd December 1995, G.Cosmo
34 // ------------------------------------------- 33 // --------------------------------------------------------------
35 // 15 April 1998 M.Maire 34 // 15 April 1998 M.Maire
36 // ------------------------------------------- 35 // --------------------------------------------------------------
37 36
38 #include "DMXMinEkineCuts.hh" 37 #include "DMXMinEkineCuts.hh"
39 38
40 #include "G4Step.hh" 39 #include "G4Step.hh"
41 #include "G4UserLimits.hh" 40 #include "G4UserLimits.hh"
42 #include "G4VParticleChange.hh" 41 #include "G4VParticleChange.hh"
43 #include "G4LossTableManager.hh" << 42 #include "G4EnergyLossTables.hh"
44 43
45 DMXMinEkineCuts::DMXMinEkineCuts(const G4Strin 44 DMXMinEkineCuts::DMXMinEkineCuts(const G4String& aName)
46 : DMXSpecialCuts(aName) 45 : DMXSpecialCuts(aName)
47 { 46 {
48 if (verboseLevel>1) { << 47 if (verboseLevel>1) {
49 G4cout << GetProcessName() << " is created << 48 G4cout << GetProcessName() << " is created "<< G4endl;
50 } 49 }
51 SetProcessType(fUserDefined); << 50 SetProcessType(fUserDefined);
52 } 51 }
53 52
54 DMXMinEkineCuts::~DMXMinEkineCuts() 53 DMXMinEkineCuts::~DMXMinEkineCuts()
55 {} 54 {}
56 55
57 DMXMinEkineCuts::DMXMinEkineCuts(DMXMinEkineCu 56 DMXMinEkineCuts::DMXMinEkineCuts(DMXMinEkineCuts&)
58 : DMXSpecialCuts() 57 : DMXSpecialCuts()
59 {} 58 {}
60 59
61 60
62 G4double DMXMinEkineCuts::PostStepGetPhysicalI 61 G4double DMXMinEkineCuts::PostStepGetPhysicalInteractionLength(
63 const G4Track& aT 62 const G4Track& aTrack,
64 G4double , 63 G4double ,
65 G4ForceCondition* condition) << 64 G4ForceCondition* condition
>> 65 )
66 { 66 {
67 // condition is set to "Not Forced" 67 // condition is set to "Not Forced"
68 *condition = NotForced; 68 *condition = NotForced;
>> 69
>> 70 G4double proposedStep = DBL_MAX;
>> 71 // get the pointer to UserLimits
>> 72 G4UserLimits* pUserLimits = aTrack.GetVolume()->GetLogicalVolume()->GetUserLimits();
>> 73 const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
>> 74 G4ParticleDefinition* aParticleDef = aTrack.GetDefinition();
69 75
70 G4double proposedStep = DBL_MAX; << 76 if (pUserLimits && aParticleDef->GetPDGCharge() != 0.0) {
71 // get the pointer to UserLimits << 77 //min kinetic energy
72 G4UserLimits* pUserLimits = aTrack.GetVolume << 78 G4double temp = DBL_MAX;
73 const G4DynamicParticle* aParticle = aTrack. << 79 G4double eKine = aParticle->GetKineticEnergy();
74 G4ParticleDefinition* aParticleDef = aTrack. << 80 const G4MaterialCutsCouple* couple = aTrack.GetMaterialCutsCouple();
75 << 81 G4double eMin = pUserLimits->GetUserMinEkine(aTrack);
76 if (pUserLimits && aParticleDef->GetPDGCharg << 82
77 //min kinetic energy << 83 G4double rangeNow = DBL_MAX;
78 G4double temp = DBL_MAX; << 84
79 G4double eKine = aParticle->GetKine << 85 rangeNow = G4EnergyLossTables::GetRange(aParticleDef,eKine,couple);
80 const G4MaterialCutsCouple* couple = aTrac << 86
81 G4double eMin = pUserLimits->GetUserMinEki << 87 if (eKine < eMin ) {
82 << 88 proposedStep = 0.;
83 if (eKine < eMin) << 89 } else {
84 return 0.; << 90 // charged particles only
85 << 91 G4double rangeMin = G4EnergyLossTables::GetRange(aParticleDef,eMin,couple);
86 G4double rangeNow = DBL_MAX; << 92 temp = rangeNow - rangeMin;
87 << 93 if (proposedStep > temp) proposedStep = temp;
88 G4LossTableManager* lossManager = G4LossTa << 94 }
89 rangeNow = lossManager->GetRange(aParticle << 95 }
90 << 96 return proposedStep;
91 // charged particles only <<
92 G4double rangeMin = lossManager->GetRange( <<
93 temp = rangeNow - rangeMin; <<
94 if (proposedStep > temp) proposedStep = te <<
95 } <<
96 return proposedStep; <<
97 } 97 }
98 98