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25 // 22 //
26 // G4ParticleChangeForLoss class implementatio <<
27 // 23 //
28 // Author: Hisaya Kurashige, 23 March 1998 << 24 // $Id: G4ParticleChangeForLoss.cc,v 1.14 2005/04/14 17:59:38 vnivanch Exp $
29 // Revision: Vladimir Ivantchenko, 16 January << 25 // GEANT4 tag $Name: geant4-07-01-patch-01 $
30 // ------------------------------------------- << 26 //
31 << 27 //
>> 28 // --------------------------------------------------------------
>> 29 // GEANT 4 class implementation file
>> 30 //
>> 31 // ------------------------------------------------------------
>> 32 // Implemented for the new scheme 23 Mar. 1998 H.Kurahige
>> 33 // --------------------------------------------------------------
>> 34 //
>> 35 // Modified:
>> 36 // 16.01.04 V.Ivanchenko update for model variant of energy loss
>> 37 // 15.04.05 V.Ivanchenko inline update methods
>> 38 //
>> 39 // ------------------------------------------------------------
>> 40 //
32 #include "G4ParticleChangeForLoss.hh" 41 #include "G4ParticleChangeForLoss.hh"
33 #include "G4SystemOfUnits.hh" << 42 #include "G4Track.hh"
>> 43 #include "G4Step.hh"
>> 44 #include "G4DynamicParticle.hh"
34 #include "G4ExceptionSeverity.hh" 45 #include "G4ExceptionSeverity.hh"
35 46
36 // ------------------------------------------- << 47 G4ParticleChangeForLoss::G4ParticleChangeForLoss():G4VParticleChange()
37 G4ParticleChangeForLoss::G4ParticleChangeForLo <<
38 { 48 {
39 // Disable flag that is enabled in G4VPartic << 49 theSteppingControlFlag = NormalCondition;
40 debugFlag = false; 50 debugFlag = false;
41 SetNumberOfSecondaries(1); << 51 #ifdef G4VERBOSE
>> 52 if (verboseLevel>2) {
>> 53 G4cout << "G4ParticleChangeForLoss::G4ParticleChangeForLoss() " << G4endl;
>> 54 }
>> 55 #endif
42 } 56 }
43 57
44 // ------------------------------------------- << 58 G4ParticleChangeForLoss::~G4ParticleChangeForLoss()
45 void G4ParticleChangeForLoss::DumpInfo() const <<
46 { 59 {
47 // use base-class DumpInfo << 60 #ifdef G4VERBOSE
48 G4VParticleChange::DumpInfo(); << 61 if (verboseLevel>2) {
49 << 62 G4cout << "G4ParticleChangeForLoss::~G4ParticleChangeForLoss() " << G4endl;
50 G4long oldprc = G4cout.precision(8); << 63 }
51 G4cout << " --------------------------- << 64 #endif
52 G4cout << " G4ParticleChangeForLoss p <<
53 G4cout << " Charge (eplus) : " << s <<
54 << currentCharge / eplus << G4endl; <<
55 G4cout << " Kinetic Energy (MeV): " < <<
56 << proposedKinEnergy / MeV << G4endl; <<
57 G4cout << " Momentum Direct - x : " < <<
58 << proposedMomentumDirection.x() << G <<
59 G4cout << " Momentum Direct - y : " < <<
60 << proposedMomentumDirection.y() << G <<
61 G4cout << " Momentum Direct - z : " < <<
62 << proposedMomentumDirection.z() << G <<
63 G4cout.precision(oldprc); <<
64 } 65 }
65 66
66 // ------------------------------------------- << 67 G4ParticleChangeForLoss::G4ParticleChangeForLoss(
67 G4Step* G4ParticleChangeForLoss::UpdateStepFor << 68 const G4ParticleChangeForLoss &right): G4VParticleChange(right)
68 { 69 {
69 const G4StepPoint* pPreStepPoint = pStep->Ge << 70 if (verboseLevel>1) {
70 G4StepPoint* pPostStepPoint = pStep->GetPost << 71 G4cout << "G4ParticleChangeForLoss:: copy constructor is called " << G4endl;
71 <<
72 // accumulate change of the kinetic energy <<
73 G4double preKinEnergy = pPreStepPoint->GetKi <<
74 G4double kinEnergy = <<
75 pPostStepPoint->GetKineticEnergy() + (prop <<
76 <<
77 pPostStepPoint->SetCharge(currentCharge); <<
78 <<
79 // calculate velocity <<
80 if(kinEnergy > 0.0) <<
81 { <<
82 pPostStepPoint->SetKineticEnergy(kinEnergy <<
83 <<
84 // assuming that mass>0, zero mass particl <<
85 pPostStepPoint->SetVelocity(CLHEP::c_light <<
86 } <<
87 else <<
88 { <<
89 pPostStepPoint->SetKineticEnergy(0.0); <<
90 pPostStepPoint->SetVelocity(0.0); <<
91 } 72 }
>> 73 currentTrack = right.currentTrack;
>> 74 proposedKinEnergy = right.proposedKinEnergy;
>> 75 currentCharge = right.currentCharge;
>> 76 //theProposedWeight = right.theProposedWeight;
>> 77 proposedMomentumDirection = right.proposedMomentumDirection;
>> 78 }
92 79
93 if(isParentWeightProposed) << 80 // assignment operator
94 { << 81 G4ParticleChangeForLoss & G4ParticleChangeForLoss::operator=(
95 pPostStepPoint->SetWeight(theParentWeight) << 82 const G4ParticleChangeForLoss &right)
>> 83 {
>> 84 if (verboseLevel>1) {
>> 85 G4cout << "G4ParticleChangeForLoss:: assignment operator is called " << G4endl;
>> 86 }
>> 87 if (this != &right) {
>> 88 theListOfSecondaries = right.theListOfSecondaries;
>> 89 theSizeOftheListOfSecondaries = right.theSizeOftheListOfSecondaries;
>> 90 theNumberOfSecondaries = right.theNumberOfSecondaries;
>> 91 theStatusChange = right.theStatusChange;
>> 92 theLocalEnergyDeposit = right.theLocalEnergyDeposit;
>> 93 theSteppingControlFlag = right.theSteppingControlFlag;
>> 94
>> 95 currentTrack = right.currentTrack;
>> 96 proposedKinEnergy = right.proposedKinEnergy;
>> 97 currentCharge = right.currentCharge;
>> 98 //theProposedWeight = right.theProposedWeight;
>> 99 proposedMomentumDirection = right.proposedMomentumDirection;
96 } 100 }
>> 101 return *this;
>> 102 }
>> 103
>> 104 //----------------------------------------------------------------
>> 105 // methods for printing messages
>> 106 //
97 107
98 pStep->AddTotalEnergyDeposit(theLocalEnergyD << 108 void G4ParticleChangeForLoss::DumpInfo() const
99 pStep->AddNonIonizingEnergyDeposit(theNonIon << 109 {
100 return pStep; << 110 // use base-class DumpInfo
>> 111 G4VParticleChange::DumpInfo();
>> 112
>> 113 G4cout.precision(3);
>> 114 G4cout << " Charge (eplus) : "
>> 115 << std::setw(20) << currentCharge/eplus
>> 116 << G4endl;
>> 117 G4cout << " Kinetic Energy (MeV): "
>> 118 << std::setw(20) << proposedKinEnergy/MeV
>> 119 << G4endl;
>> 120 G4cout << " Momentum Direct - x : "
>> 121 << std::setw(20) << proposedMomentumDirection.x()
>> 122 << G4endl;
>> 123 G4cout << " Momentum Direct - y : "
>> 124 << std::setw(20) << proposedMomentumDirection.y()
>> 125 << G4endl;
>> 126 G4cout << " Momentum Direct - z : "
>> 127 << std::setw(20) << proposedMomentumDirection.z()
>> 128 << G4endl;
101 } 129 }
102 130
103 // ------------------------------------------- << 131 G4bool G4ParticleChangeForLoss::CheckIt(const G4Track& aTrack)
104 G4Step* G4ParticleChangeForLoss::UpdateStepFor <<
105 { 132 {
106 G4StepPoint* pPostStepPoint = pStep->GetPost << 133 G4bool itsOK = true;
>> 134 G4bool exitWithError = false;
107 135
108 pPostStepPoint->SetCharge(currentCharge); << 136 G4double accuracy;
109 pPostStepPoint->SetMomentumDirection(propose <<
110 if(proposedKinEnergy > 0.0) <<
111 { <<
112 pPostStepPoint->SetKineticEnergy(proposedK <<
113 137
114 // assuming that mass>0, zero mass particl << 138 // Energy should not be lager than initial value
115 pPostStepPoint->SetVelocity(CLHEP::c_light << 139 accuracy = ( proposedKinEnergy - aTrack.GetKineticEnergy())/MeV;
>> 140 if (accuracy > accuracyForWarning) {
>> 141 #ifdef G4VERBOSE
>> 142 G4cout << "G4ParticleChangeForLoss::CheckIt: ";
>> 143 G4cout << "KinEnergy become larger than the initial value!" << G4endl;
>> 144 G4cout << " Difference: " << accuracy << "[MeV] " <<G4endl;
>> 145 #endif
>> 146 itsOK = false;
>> 147 if (accuracy > accuracyForException) exitWithError = true;
116 } 148 }
117 else << 149
118 { << 150 // dump out information of this particle change
119 pPostStepPoint->SetKineticEnergy(0.0); << 151 #ifdef G4VERBOSE
120 pPostStepPoint->SetVelocity(0.0); << 152 if (!itsOK) {
>> 153 G4cout << "G4ParticleChangeForLoss::CheckIt " << G4endl;
>> 154 DumpInfo();
>> 155 }
>> 156 #endif
>> 157
>> 158 // Exit with error
>> 159 if (exitWithError) {
>> 160 G4Exception("G4ParticleChangeForLoss::CheckIt",
>> 161 "400",
>> 162 EventMustBeAborted,
>> 163 "energy was illegal");
121 } 164 }
122 pPostStepPoint->SetPolarization(proposedPola <<
123 165
124 if(isParentWeightProposed) << 166 //correction
125 { << 167 if (!itsOK) {
126 pPostStepPoint->SetWeight(theParentWeight) << 168 proposedKinEnergy = aTrack.GetKineticEnergy();
127 } 169 }
128 170
129 pStep->AddTotalEnergyDeposit(theLocalEnergyD << 171 itsOK = (itsOK) && G4VParticleChange::CheckIt(aTrack);
130 pStep->AddNonIonizingEnergyDeposit(theNonIon << 172 return itsOK;
131 return pStep; <<
132 } 173 }
133 174