| Geant4 Cross Reference |
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25 // 22 //
26 // 23 //
>> 24 // $Id: G4FastTrack.cc,v 1.6 2001/10/26 14:43:37 mverderi Exp $
>> 25 // GEANT4 tag $Name: geant4-05-00 $
27 // 26 //
28 //-------------------------------------------- 27 //---------------------------------------------------------------
29 // 28 //
30 // G4FastTrack.cc 29 // G4FastTrack.cc
31 // 30 //
32 // Description: 31 // Description:
33 // Keeps the current track information and 32 // Keeps the current track information and special features
34 // for Parameterised Simulation Models. 33 // for Parameterised Simulation Models.
35 // 34 //
36 // History: 35 // History:
37 // Oct 97: Verderi && MoraDeFreitas - First 36 // Oct 97: Verderi && MoraDeFreitas - First Implementation.
38 // 37 //
39 //-------------------------------------------- 38 //---------------------------------------------------------------
40 39
>> 40 #include "G4ios.hh"
41 #include "G4FastTrack.hh" 41 #include "G4FastTrack.hh"
42 <<
43 #include "G4TouchableHandle.hh" <<
44 #include "G4TransportationManager.hh" 42 #include "G4TransportationManager.hh"
45 #include "G4ios.hh" <<
46 43
47 // ----------- 44 // -----------
48 // Constructor 45 // Constructor
49 // ----------- 46 // -----------
50 // 47 //
51 G4FastTrack::G4FastTrack(G4Envelope* anEnvelop << 48 G4FastTrack::G4FastTrack(G4Envelope *anEnvelope,
52 : fEnvelope(anEnvelope), fIsUnique(IsUnique) << 49 G4bool IsUnique) :
>> 50 fAffineTransformationDefined(false), fEnvelope(anEnvelope),
>> 51 fIsUnique(IsUnique), fEnvelopeSolid(fEnvelope->GetSolid())
>> 52 {}
>> 53
>> 54 // -----------
>> 55 // Destructor:
>> 56 // -----------
>> 57 G4FastTrack::~G4FastTrack()
53 {} 58 {}
54 59
55 //-------------------------------------------- 60 //------------------------------------------------------------
56 // The parameterised simulation manager uses t 61 // The parameterised simulation manager uses the SetCurrentTrack
57 // method to setup the current G4FastTrack obj << 62 // method to setup the current G4FastTrack object
58 //-------------------------------------------- 63 //------------------------------------------------------------
59 void G4FastTrack::SetCurrentTrack(const G4Trac << 64 void G4FastTrack::SetCurrentTrack(const G4Track& track,
>> 65 const G4Navigator* theNavigator)
60 { 66 {
>> 67
61 // -- Register track pointer (used everywher 68 // -- Register track pointer (used everywhere):
62 fTrack = &track; 69 fTrack = &track;
63 70
64 //------------------------------------------ 71 //-----------------------------------------------------
65 // First time the track enters the volume or 72 // First time the track enters the volume or if the
66 // Logical Volume was placed n-Times in the 73 // Logical Volume was placed n-Times in the geometry :
67 // << 74 //
68 // Records the Rotation+Translation for the 75 // Records the Rotation+Translation for the Envelope !
69 // When the particle is inside or on the bou << 76 // When the particle is inside or on the boundary, the
70 // NavigationHistory IS UP TO DATE. 77 // NavigationHistory IS UP TO DATE.
71 //------------------------------------------ 78 //------------------------------------------------------
72 if (!fAffineTransformationDefined || !fIsUni << 79 if (!fAffineTransformationDefined || !fIsUnique)
73 << 80 FRecordsAffineTransformation(theNavigator);
>> 81
74 //------------------------------------------ 82 //-------------------------------------------
75 // Records local position/momentum/direction 83 // Records local position/momentum/direction
76 // of the Track. 84 // of the Track.
77 // They are accessible to the user through a 85 // They are accessible to the user through a
78 // set of Get functions and should be useful 86 // set of Get functions and should be useful
79 // to decide to trigger or not. 87 // to decide to trigger or not.
80 //------------------------------------------ 88 //-------------------------------------------
81 // -- local position: 89 // -- local position:
82 fLocalTrackPosition = fAffineTransformation. << 90 fLocalTrackPosition = fAffineTransformation.
>> 91 TransformPoint(fTrack->GetPosition());
83 // -- local momentum: 92 // -- local momentum:
84 fLocalTrackMomentum = fAffineTransformation. << 93 fLocalTrackMomentum = fAffineTransformation.
>> 94 TransformAxis(fTrack->GetMomentum());
85 // -- local direction: 95 // -- local direction:
86 fLocalTrackDirection = fLocalTrackMomentum.u 96 fLocalTrackDirection = fLocalTrackMomentum.unit();
87 // -- local polarization: 97 // -- local polarization:
88 fLocalTrackPolarization = fAffineTransformat << 98 fLocalTrackPolarization = fAffineTransformation.
>> 99 TransformAxis(fTrack->GetPolarization());
89 } 100 }
90 101
91 //------------------------------------ 102 //------------------------------------
92 // 103 //
93 // 3D transformation of the envelope 104 // 3D transformation of the envelope
94 // This is Done only one time. 105 // This is Done only one time.
95 // 106 //
96 //------------------------------------ 107 //------------------------------------
97 void G4FastTrack::FRecordsAffineTransformation << 108 void
>> 109 G4FastTrack::FRecordsAffineTransformation(const G4Navigator* theNavigator)
98 { 110 {
>> 111
99 //------------------------------------------ 112 //--------------------------------------------------------
100 // Get the touchable history which represent 113 // Get the touchable history which represents the current
101 // volume hierachy the particle is in. 114 // volume hierachy the particle is in.
102 // Note that TouchableHistory allocated by t 115 // Note that TouchableHistory allocated by the Navigator
103 // must be deleted by G4FastTrack. 116 // must be deleted by G4FastTrack.
104 //------------------------------------------ 117 //--------------------------------------------------------
105 const G4Navigator* NavigatorToUse; 118 const G4Navigator* NavigatorToUse;
106 if (theNavigator != nullptr) << 119 if(theNavigator != 0 ) NavigatorToUse=theNavigator;
107 NavigatorToUse = theNavigator; <<
108 else 120 else
109 NavigatorToUse = G4TransportationManager:: << 121 NavigatorToUse=
110 << 122 G4TransportationManager::GetTransportationManager()->
111 G4TouchableHandle history = NavigatorToUse-> << 123 GetNavigatorForTracking();
112 << 124
>> 125 G4TouchableHistory *history =
>> 126 NavigatorToUse->CreateTouchableHistory();
>> 127
113 //------------------------------------------ 128 //-----------------------------------------------------
114 // Run accross the hierarchy to find the phy 129 // Run accross the hierarchy to find the physical volume
115 // associated with the envelope 130 // associated with the envelope
116 //------------------------------------------ 131 //-----------------------------------------------------
117 auto depth = (G4int)history->GetHistory()->G << 132 int depth = history->GetHistory()->GetDepth();
118 G4int idepth; << 133 int idepth, Done = 0;
119 G4bool Done = false; << 134 for (idepth = 0; idepth <= depth; idepth++) {
120 for (idepth = 0; idepth <= depth; ++idepth) << 135 if (history->GetHistory()->GetVolume(idepth)->GetLogicalVolume() ==
121 G4VPhysicalVolume* currPV = history->GetHi << 136 fEnvelope) {
122 G4LogicalVolume* currLV = currPV->GetLogic << 137 fEnvelopePhysicalVolume=history->GetHistory()->GetVolume(idepth);
123 if ((currLV->GetRegion() == fEnvelope) && << 138 Done = 1;
124 fEnvelopePhysicalVolume = currPV; <<
125 fEnvelopeLogicalVolume = currLV; <<
126 fEnvelopeSolid = currLV->GetSolid(); <<
127 Done = true; <<
128 break; 139 break;
129 } 140 }
130 } 141 }
131 //------------------------------------------ 142 //---------------------------------------------
132 //-- Verification: should be removed in futu 143 //-- Verification: should be removed in future:
133 //------------------------------------------ 144 //---------------------------------------------
134 if (!Done) { << 145 if ( !Done )
135 G4ExceptionDescription ed; << 146 {
136 ed << "Can't find transformation for `" << << 147 G4cout << "\n\nERROR !!! can't find Transform for " <<
137 G4Exception("G4FastTrack::FRecordsAffineTr << 148 fEnvelopePhysicalVolume->GetName() << "\n\n" << G4endl;
138 } << 149 }
139 else { << 150 else
140 //---------------------------------------- << 151 {
141 // Records the transformation and inverse << 152 //-------------------------------------------------------
142 //---------------------------------------- << 153 // Records the transformation and inverse transformation:
143 fAffineTransformation = history->GetHistor << 154 //-------------------------------------------------------
144 fInverseAffineTransformation = fAffineTran << 155 fAffineTransformation = history->GetHistory()->GetTransform(idepth);
145 << 156 fInverseAffineTransformation = fAffineTransformation.Inverse();
146 fAffineTransformationDefined = true; << 157
147 } << 158 fAffineTransformationDefined = true;
>> 159 }
>> 160
>> 161 //------------------------------------------------------
>> 162 // Delete the TouchableHistory created by the Navigator:
>> 163 //------------------------------------------------------
>> 164 delete history;
>> 165 history = 0;
148 } 166 }
>> 167
>> 168
149 169