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25 // 25 //
26 // 26 //
27 // 27 //
28 //-------------------------------------------- 28 //---------------------------------------------------------------
29 // 29 //
30 // G4FastTrack.cc 30 // G4FastTrack.cc
31 // 31 //
32 // Description: 32 // Description:
33 // Keeps the current track information and 33 // Keeps the current track information and special features
34 // for Parameterised Simulation Models. 34 // for Parameterised Simulation Models.
35 // 35 //
36 // History: 36 // History:
37 // Oct 97: Verderi && MoraDeFreitas - First 37 // Oct 97: Verderi && MoraDeFreitas - First Implementation.
38 // 38 //
39 //-------------------------------------------- 39 //---------------------------------------------------------------
40 40
>> 41 #include "G4ios.hh"
41 #include "G4FastTrack.hh" 42 #include "G4FastTrack.hh"
42 <<
43 #include "G4TouchableHandle.hh" <<
44 #include "G4TransportationManager.hh" 43 #include "G4TransportationManager.hh"
45 #include "G4ios.hh" << 44 #include "G4TouchableHistoryHandle.hh"
46 45
47 // ----------- 46 // -----------
48 // Constructor 47 // Constructor
49 // ----------- 48 // -----------
50 // 49 //
51 G4FastTrack::G4FastTrack(G4Envelope* anEnvelop << 50 G4FastTrack::G4FastTrack(G4Envelope *anEnvelope, G4bool IsUnique)
52 : fEnvelope(anEnvelope), fIsUnique(IsUnique) << 51 : fTrack ( nullptr ),
>> 52 fAffineTransformationDefined( false ),
>> 53 fEnvelope ( anEnvelope ),
>> 54 fIsUnique ( IsUnique ),
>> 55 fEnvelopeLogicalVolume ( nullptr ),
>> 56 fEnvelopePhysicalVolume ( nullptr ),
>> 57 fEnvelopeSolid ( nullptr )
>> 58 {}
>> 59
>> 60 // -----------
>> 61 // Destructor:
>> 62 // -----------
>> 63 G4FastTrack::~G4FastTrack()
53 {} 64 {}
54 65
55 //-------------------------------------------- 66 //------------------------------------------------------------
56 // The parameterised simulation manager uses t 67 // The parameterised simulation manager uses the SetCurrentTrack
57 // method to setup the current G4FastTrack obj << 68 // method to setup the current G4FastTrack object
58 //-------------------------------------------- 69 //------------------------------------------------------------
59 void G4FastTrack::SetCurrentTrack(const G4Trac << 70 void G4FastTrack::SetCurrentTrack(const G4Track& track,
>> 71 const G4Navigator* theNavigator)
60 { 72 {
>> 73
61 // -- Register track pointer (used everywher 74 // -- Register track pointer (used everywhere):
62 fTrack = &track; 75 fTrack = &track;
63 76
64 //------------------------------------------ 77 //-----------------------------------------------------
65 // First time the track enters the volume or 78 // First time the track enters the volume or if the
66 // Logical Volume was placed n-Times in the 79 // Logical Volume was placed n-Times in the geometry :
67 // << 80 //
68 // Records the Rotation+Translation for the 81 // Records the Rotation+Translation for the Envelope !
69 // When the particle is inside or on the bou << 82 // When the particle is inside or on the boundary, the
70 // NavigationHistory IS UP TO DATE. 83 // NavigationHistory IS UP TO DATE.
71 //------------------------------------------ 84 //------------------------------------------------------
72 if (!fAffineTransformationDefined || !fIsUni 85 if (!fAffineTransformationDefined || !fIsUnique) FRecordsAffineTransformation(theNavigator);
73 << 86
74 //------------------------------------------ 87 //-------------------------------------------
75 // Records local position/momentum/direction 88 // Records local position/momentum/direction
76 // of the Track. 89 // of the Track.
77 // They are accessible to the user through a 90 // They are accessible to the user through a
78 // set of Get functions and should be useful 91 // set of Get functions and should be useful
79 // to decide to trigger or not. 92 // to decide to trigger or not.
80 //------------------------------------------ 93 //-------------------------------------------
81 // -- local position: 94 // -- local position:
82 fLocalTrackPosition = fAffineTransformation. 95 fLocalTrackPosition = fAffineTransformation.TransformPoint(fTrack->GetPosition());
83 // -- local momentum: 96 // -- local momentum:
84 fLocalTrackMomentum = fAffineTransformation. 97 fLocalTrackMomentum = fAffineTransformation.TransformAxis(fTrack->GetMomentum());
85 // -- local direction: 98 // -- local direction:
86 fLocalTrackDirection = fLocalTrackMomentum.u 99 fLocalTrackDirection = fLocalTrackMomentum.unit();
87 // -- local polarization: 100 // -- local polarization:
88 fLocalTrackPolarization = fAffineTransformat 101 fLocalTrackPolarization = fAffineTransformation.TransformAxis(fTrack->GetPolarization());
89 } 102 }
90 103
91 //------------------------------------ 104 //------------------------------------
92 // 105 //
93 // 3D transformation of the envelope 106 // 3D transformation of the envelope
94 // This is Done only one time. 107 // This is Done only one time.
95 // 108 //
96 //------------------------------------ 109 //------------------------------------
97 void G4FastTrack::FRecordsAffineTransformation << 110 void
>> 111 G4FastTrack::FRecordsAffineTransformation(const G4Navigator* theNavigator)
98 { 112 {
>> 113
99 //------------------------------------------ 114 //--------------------------------------------------------
100 // Get the touchable history which represent 115 // Get the touchable history which represents the current
101 // volume hierachy the particle is in. 116 // volume hierachy the particle is in.
102 // Note that TouchableHistory allocated by t 117 // Note that TouchableHistory allocated by the Navigator
103 // must be deleted by G4FastTrack. 118 // must be deleted by G4FastTrack.
104 //------------------------------------------ 119 //--------------------------------------------------------
105 const G4Navigator* NavigatorToUse; 120 const G4Navigator* NavigatorToUse;
106 if (theNavigator != nullptr) << 121 if(theNavigator != 0 ) NavigatorToUse = theNavigator;
107 NavigatorToUse = theNavigator; << 122 else NavigatorToUse = G4TransportationManager::GetTransportationManager()->GetNavigatorForTracking();
108 else << 123
109 NavigatorToUse = G4TransportationManager:: << 124 G4TouchableHistoryHandle history = NavigatorToUse->CreateTouchableHistoryHandle();
110 << 125
111 G4TouchableHandle history = NavigatorToUse-> <<
112 <<
113 //------------------------------------------ 126 //-----------------------------------------------------
114 // Run accross the hierarchy to find the phy 127 // Run accross the hierarchy to find the physical volume
115 // associated with the envelope 128 // associated with the envelope
116 //------------------------------------------ 129 //-----------------------------------------------------
117 auto depth = (G4int)history->GetHistory()->G << 130 G4int depth = history->GetHistory()->GetDepth();
118 G4int idepth; << 131 G4int idepth, Done = 0;
119 G4bool Done = false; << 132 for (idepth = 0; idepth <= depth; idepth++)
120 for (idepth = 0; idepth <= depth; ++idepth) << 133 {
121 G4VPhysicalVolume* currPV = history->GetHi 134 G4VPhysicalVolume* currPV = history->GetHistory()->GetVolume(idepth);
122 G4LogicalVolume* currLV = currPV->GetLogic << 135 G4LogicalVolume* currLV = currPV->GetLogicalVolume();
123 if ((currLV->GetRegion() == fEnvelope) && << 136 if ( (currLV->GetRegion() == fEnvelope) && (currLV->IsRootRegion()) )
>> 137 {
124 fEnvelopePhysicalVolume = currPV; 138 fEnvelopePhysicalVolume = currPV;
125 fEnvelopeLogicalVolume = currLV; << 139 fEnvelopeLogicalVolume = currLV;
126 fEnvelopeSolid = currLV->GetSolid(); << 140 fEnvelopeSolid = currLV->GetSolid();
127 Done = true; << 141 Done = 1;
128 break; 142 break;
129 } 143 }
130 } 144 }
131 //------------------------------------------ 145 //---------------------------------------------
132 //-- Verification: should be removed in futu 146 //-- Verification: should be removed in future:
133 //------------------------------------------ 147 //---------------------------------------------
134 if (!Done) { << 148 if ( !Done )
135 G4ExceptionDescription ed; << 149 {
136 ed << "Can't find transformation for `" << << 150 G4ExceptionDescription ed;
137 G4Exception("G4FastTrack::FRecordsAffineTr << 151 ed << "Can't find transformation for `" << fEnvelopePhysicalVolume->GetName() << "'" << G4endl;
138 } << 152 G4Exception("G4FastTrack::FRecordsAffineTransformation()",
139 else { << 153 "FastSim011",
140 //---------------------------------------- << 154 JustWarning, ed);
141 // Records the transformation and inverse << 155 }
142 //---------------------------------------- << 156 else
143 fAffineTransformation = history->GetHistor << 157 {
144 fInverseAffineTransformation = fAffineTran << 158 //-------------------------------------------------------
145 << 159 // Records the transformation and inverse transformation:
146 fAffineTransformationDefined = true; << 160 //-------------------------------------------------------
147 } << 161 fAffineTransformation = history->GetHistory()->GetTransform(idepth);
>> 162 fInverseAffineTransformation = fAffineTransformation.Inverse();
>> 163
>> 164 fAffineTransformationDefined = true;
>> 165 }
148 } 166 }
149 167