| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // class G4ErrorPropagationNavigator implement <<
27 // 26 //
28 // Author: Pedro Arce, CIEMAT << 27 // $Id: G4ErrorPropagationNavigator.cc,v 1.1 2007/05/16 12:49:18 gcosmo Exp $
>> 28 // GEANT4 tag $Name: geant4-09-01-patch-02 $
>> 29 //
>> 30 //
>> 31 // --------------------------------------------------------------------
>> 32 // GEANT 4 class implementation file
29 // ------------------------------------------- 33 // --------------------------------------------------------------------
30 34
31 #include "G4ErrorPropagationNavigator.hh" 35 #include "G4ErrorPropagationNavigator.hh"
32 36
33 #include "globals.hh" 37 #include "globals.hh"
34 #include "G4ThreeVector.hh" 38 #include "G4ThreeVector.hh"
35 #include "G4ErrorPropagatorData.hh" 39 #include "G4ErrorPropagatorData.hh"
36 #include "G4ErrorSurfaceTarget.hh" 40 #include "G4ErrorSurfaceTarget.hh"
37 41
38 #include "G4ErrorPlaneSurfaceTarget.hh" << 42 //-------------------------------------------------------------------
39 #include "G4ErrorCylSurfaceTarget.hh" << 43
>> 44 G4ErrorPropagationNavigator::G4ErrorPropagationNavigator()
>> 45 : G4Navigator()
>> 46 {
>> 47 }
>> 48
>> 49 //-------------------------------------------------------------------
>> 50
>> 51 G4ErrorPropagationNavigator::~G4ErrorPropagationNavigator()
>> 52 {
>> 53 }
>> 54
>> 55 //-------------------------------------------------------------------
40 56
41 G4double G4ErrorPropagationNavigator:: 57 G4double G4ErrorPropagationNavigator::
42 ComputeStep ( const G4ThreeVector &pGlobalPoin 58 ComputeStep ( const G4ThreeVector &pGlobalPoint,
43 const G4ThreeVector &pDirection, 59 const G4ThreeVector &pDirection,
44 const G4double pCurrentProposedS 60 const G4double pCurrentProposedStepLength,
45 G4double &pNewSafety ) 61 G4double &pNewSafety )
46 { 62 {
47 G4double safetyGeom = DBL_MAX; <<
48 <<
49 G4double Step = G4Navigator::ComputeStep(pGl 63 G4double Step = G4Navigator::ComputeStep(pGlobalPoint, pDirection,
50 pCu 64 pCurrentProposedStepLength,
51 saf << 65 pNewSafety);
52 66
53 G4ErrorPropagatorData* g4edata << 67 G4ErrorPropagatorData * g4edata
54 = G4ErrorPropagatorData::GetErrorPropagato 68 = G4ErrorPropagatorData::GetErrorPropagatorData();
55 69
56 if ( g4edata != nullptr ) << 70 if (g4edata !=0)
57 { 71 {
58 const G4ErrorTarget* target = g4edata->Get 72 const G4ErrorTarget* target = g4edata->GetTarget();
59 if( target != nullptr ) << 73 if( target != 0 )
60 { 74 {
61 G4double StepPlane=target->GetDistanceFr << 75 G4double StepPlane(target->GetDistanceFromPoint(pGlobalPoint,pDirection));
62 76
63 if( StepPlane < 0. ) // Negative means t << 77 if( StepPlane < 0. ) // Negative means target is crossed, will not be found
64 { // will not be foun << 78 {
65 StepPlane = DBL_MAX; 79 StepPlane = DBL_MAX;
66 } 80 }
67 #ifdef G4VERBOSE 81 #ifdef G4VERBOSE
68 if( G4ErrorPropagatorData::verbose() >= 82 if( G4ErrorPropagatorData::verbose() >= 4 )
69 { 83 {
70 G4cout << "G4ErrorPropagationNavigator 84 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
71 << " Target step: " << StepPla 85 << " Target step: " << StepPlane
72 << ", Transportation step: " << 86 << ", Transportation step: " << Step << G4endl;
73 target->Dump( "G4ErrorPropagationNavig 87 target->Dump( "G4ErrorPropagationNavigator::ComputeStep Target " );
74 } 88 }
75 #endif 89 #endif
76 90
77 if( StepPlane < Step ) << 91 if(StepPlane<Step)
78 { 92 {
79 #ifdef G4VERBOSE 93 #ifdef G4VERBOSE
80 if( G4ErrorPropagatorData::verbose() > 94 if( G4ErrorPropagatorData::verbose() >= 2 )
81 { 95 {
82 G4cout << "G4ErrorPropagationNavigat 96 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
83 << " TargetCloserThanBoundar 97 << " TargetCloserThanBoundary: " << StepPlane << " < "
84 << Step << G4endl; 98 << Step << G4endl;
85 } 99 }
86 #endif 100 #endif
87 Step = StepPlane; 101 Step = StepPlane;
88 g4edata->SetState(G4ErrorState_TargetC 102 g4edata->SetState(G4ErrorState_TargetCloserThanBoundary);
89 } 103 }
90 else 104 else
91 { 105 {
92 g4edata->SetState(G4ErrorState_Propaga 106 g4edata->SetState(G4ErrorState_Propagating);
93 } 107 }
94 } 108 }
95 } 109 }
96 G4double safetyTarget = TargetSafetyFromPoin << 110 pNewSafety = ComputeSafety(pGlobalPoint, pCurrentProposedStepLength);
97 <<
98 // Avoid call to G4Navigator::ComputeSafety <<
99 // <<
100 pNewSafety = std::min(safetyGeom, safetyTarg <<
101 111
102 #ifdef G4VERBOSE 112 #ifdef G4VERBOSE
103 if( G4ErrorPropagatorData::verbose() >= 3 ) 113 if( G4ErrorPropagatorData::verbose() >= 3 )
104 { 114 {
105 G4cout << "G4ErrorPropagationNavigator::Co 115 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl
106 << " Step: " << Step << ", Compute 116 << " Step: " << Step << ", ComputeSafety: " << pNewSafety
107 << G4endl; 117 << G4endl;
108 } 118 }
109 #endif 119 #endif
110 120
111 return Step; 121 return Step;
112 } 122 }
113 123
114 //-------------------------------------------- 124 //-------------------------------------------------------------------
115 125
116 G4double G4ErrorPropagationNavigator:: 126 G4double G4ErrorPropagationNavigator::
117 TargetSafetyFromPoint( const G4ThreeVector& pG << 127 ComputeSafety( const G4ThreeVector &pGlobalpoint,
>> 128 const G4double pMaxLength )
118 { 129 {
119 G4double safety = DBL_MAX; << 130 G4double newSafety = G4Navigator::ComputeSafety(pGlobalpoint, pMaxLength);
120 131
121 G4ErrorPropagatorData* g4edata << 132 G4ErrorPropagatorData *g4edata
122 = G4ErrorPropagatorData::GetErrorPropagato 133 = G4ErrorPropagatorData::GetErrorPropagatorData();
123 134
124 if ( g4edata != nullptr ) << 135 if (g4edata !=0)
125 { 136 {
126 const G4ErrorTarget* target = g4edata->Get 137 const G4ErrorTarget* target = g4edata->GetTarget();
127 if( target != nullptr ) << 138 if( target != 0 )
128 { <<
129 safety = target->GetDistanceFromPoint(p <<
130 } <<
131 } <<
132 return safety; <<
133 } <<
134 <<
135 //-------------------------------------------- <<
136 <<
137 G4double G4ErrorPropagationNavigator:: <<
138 ComputeSafety( const G4ThreeVector &pGlobalPoi <<
139 const G4double pMaxLength, <<
140 const G4bool keepState ) <<
141 { <<
142 G4double safetyGeom = G4Navigator::ComputeSa <<
143 <<
144 <<
145 G4double safetyTarget = TargetSafetyFromPoin <<
146 <<
147 return std::min(safetyGeom, safetyTarget); <<
148 } <<
149 <<
150 //-------------------------------------------- <<
151 <<
152 G4ThreeVector G4ErrorPropagationNavigator:: <<
153 GetGlobalExitNormal( const G4ThreeVector& poin <<
154 { <<
155 G4ErrorPropagatorData* g4edata <<
156 = G4ErrorPropagatorData::GetErrorPropa <<
157 const G4ErrorTarget* target = nullptr; <<
158 <<
159 G4ThreeVector normal(0.0, 0.0, 0.0); <<
160 G4double distance= 0; <<
161 <<
162 // Determine which 'geometry' limited the st <<
163 if ( g4edata != nullptr ) <<
164 { <<
165 target = g4edata->GetTarget(); <<
166 if( target != nullptr ) <<
167 { 139 {
168 distance = target->GetDistanceFromPoint( << 140 G4double distance = target->GetDistanceFromPoint(pGlobalpoint);
169 } << 141
170 } << 142 if(distance<newSafety)
171 << 143 {
172 if( distance > kCarTolerance || (target == n << 144 newSafety = distance;
173 // Not reached the target or if a target d << 145 }
174 // this seems the best we can do <<
175 { <<
176 normal = G4Navigator::GetGlobalExitNormal( <<
177 } <<
178 else <<
179 { <<
180 switch( target->GetType() ) <<
181 { <<
182 case G4ErrorTarget_GeomVolume: <<
183 // The volume is in the 'real' mass ge <<
184 normal = G4Navigator::GetGlobalExitNor <<
185 break; <<
186 case G4ErrorTarget_TrkL: <<
187 normal = G4ThreeVector( 0.0, 0.0, 0.0) <<
188 *valid = false; <<
189 G4Exception("G4ErrorPropagationNavigat <<
190 "Geometry1003", <<
191 JustWarning, "Unexpected v <<
192 break; <<
193 case G4ErrorTarget_PlaneSurface: <<
194 case G4ErrorTarget_CylindricalSurface: <<
195 const auto surfTarget= static_cast<con <<
196 normal = surfTarget->GetTangentPlane(p <<
197 *valid = true; <<
198 break; <<
199 <<
200 // default: <<
201 // normal= G4ThreeVector( 0.0, 0.0, 0.0 <<
202 // *valid = false; <<
203 // G4Exception("G4ErrorPropagationNavig <<
204 // "Geometry:003", <<
205 // FatalException, "Impossi <<
206 // break; <<
207 } 146 }
208 } 147 }
209 return normal; << 148 return newSafety;
210 } << 149 }
211 <<
212 150