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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 // $Id$ >> 28 // >> 29 // >> 30 // -------------------------------------------------------------------- >> 31 // GEANT 4 class implementation file 29 // ------------------------------------------- 32 // -------------------------------------------------------------------- 30 33 31 #include "G4ErrorPropagationNavigator.hh" 34 #include "G4ErrorPropagationNavigator.hh" 32 35 33 #include "globals.hh" 36 #include "globals.hh" 34 #include "G4ThreeVector.hh" 37 #include "G4ThreeVector.hh" 35 #include "G4ErrorPropagatorData.hh" 38 #include "G4ErrorPropagatorData.hh" 36 #include "G4ErrorSurfaceTarget.hh" 39 #include "G4ErrorSurfaceTarget.hh" 37 40 38 #include "G4ErrorPlaneSurfaceTarget.hh" << 41 //------------------------------------------------------------------- 39 #include "G4ErrorCylSurfaceTarget.hh" << 42 >> 43 G4ErrorPropagationNavigator::G4ErrorPropagationNavigator() >> 44 : G4Navigator() >> 45 { >> 46 } >> 47 >> 48 //------------------------------------------------------------------- >> 49 >> 50 G4ErrorPropagationNavigator::~G4ErrorPropagationNavigator() >> 51 { >> 52 } >> 53 >> 54 //------------------------------------------------------------------- 40 55 41 G4double G4ErrorPropagationNavigator:: 56 G4double G4ErrorPropagationNavigator:: 42 ComputeStep ( const G4ThreeVector &pGlobalPoin 57 ComputeStep ( const G4ThreeVector &pGlobalPoint, 43 const G4ThreeVector &pDirection, 58 const G4ThreeVector &pDirection, 44 const G4double pCurrentProposedS 59 const G4double pCurrentProposedStepLength, 45 G4double &pNewSafety ) 60 G4double &pNewSafety ) 46 { 61 { 47 G4double safetyGeom = DBL_MAX; << 48 << 49 G4double Step = G4Navigator::ComputeStep(pGl 62 G4double Step = G4Navigator::ComputeStep(pGlobalPoint, pDirection, 50 pCu 63 pCurrentProposedStepLength, 51 saf << 64 pNewSafety); 52 65 53 G4ErrorPropagatorData* g4edata << 66 G4ErrorPropagatorData * g4edata 54 = G4ErrorPropagatorData::GetErrorPropagato 67 = G4ErrorPropagatorData::GetErrorPropagatorData(); 55 68 56 if ( g4edata != nullptr ) << 69 if (g4edata !=0) 57 { 70 { 58 const G4ErrorTarget* target = g4edata->Get 71 const G4ErrorTarget* target = g4edata->GetTarget(); 59 if( target != nullptr ) << 72 if( target != 0 ) 60 { 73 { 61 G4double StepPlane=target->GetDistanceFr << 74 G4double StepPlane= target->GetDistanceFromPoint(pGlobalPoint,pDirection); 62 75 63 if( StepPlane < 0. ) // Negative means t << 76 if( StepPlane < 0. ) // Negative means target is crossed, will not be found 64 { // will not be foun << 77 { 65 StepPlane = DBL_MAX; 78 StepPlane = DBL_MAX; 66 } 79 } 67 #ifdef G4VERBOSE 80 #ifdef G4VERBOSE 68 if( G4ErrorPropagatorData::verbose() >= 81 if( G4ErrorPropagatorData::verbose() >= 4 ) 69 { 82 { 70 G4cout << "G4ErrorPropagationNavigator 83 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl 71 << " Target step: " << StepPla 84 << " Target step: " << StepPlane 72 << ", Transportation step: " << 85 << ", Transportation step: " << Step << G4endl; 73 target->Dump( "G4ErrorPropagationNavig 86 target->Dump( "G4ErrorPropagationNavigator::ComputeStep Target " ); 74 } 87 } 75 #endif 88 #endif 76 89 77 if( StepPlane < Step ) << 90 if(StepPlane<Step) 78 { 91 { 79 #ifdef G4VERBOSE 92 #ifdef G4VERBOSE 80 if( G4ErrorPropagatorData::verbose() > 93 if( G4ErrorPropagatorData::verbose() >= 2 ) 81 { 94 { 82 G4cout << "G4ErrorPropagationNavigat 95 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl 83 << " TargetCloserThanBoundar 96 << " TargetCloserThanBoundary: " << StepPlane << " < " 84 << Step << G4endl; 97 << Step << G4endl; 85 } 98 } 86 #endif 99 #endif 87 Step = StepPlane; 100 Step = StepPlane; 88 g4edata->SetState(G4ErrorState_TargetC 101 g4edata->SetState(G4ErrorState_TargetCloserThanBoundary); 89 } 102 } 90 else 103 else 91 { 104 { 92 g4edata->SetState(G4ErrorState_Propaga 105 g4edata->SetState(G4ErrorState_Propagating); 93 } 106 } 94 } 107 } 95 } 108 } 96 G4double safetyTarget = TargetSafetyFromPoin << 109 pNewSafety = ComputeSafety(pGlobalPoint, pCurrentProposedStepLength); 97 << 98 // Avoid call to G4Navigator::ComputeSafety << 99 // << 100 pNewSafety = std::min(safetyGeom, safetyTarg << 101 110 102 #ifdef G4VERBOSE 111 #ifdef G4VERBOSE 103 if( G4ErrorPropagatorData::verbose() >= 3 ) 112 if( G4ErrorPropagatorData::verbose() >= 3 ) 104 { 113 { 105 G4cout << "G4ErrorPropagationNavigator::Co 114 G4cout << "G4ErrorPropagationNavigator::ComputeStep()" << G4endl 106 << " Step: " << Step << ", Compute 115 << " Step: " << Step << ", ComputeSafety: " << pNewSafety 107 << G4endl; 116 << G4endl; 108 } 117 } 109 #endif 118 #endif 110 119 111 return Step; 120 return Step; 112 } 121 } 113 122 114 //-------------------------------------------- 123 //------------------------------------------------------------------- 115 124 116 G4double G4ErrorPropagationNavigator:: 125 G4double G4ErrorPropagationNavigator:: 117 TargetSafetyFromPoint( const G4ThreeVector& pG << 126 ComputeSafety( const G4ThreeVector &pGlobalpoint, 118 { << 119 G4double safety = DBL_MAX; << 120 << 121 G4ErrorPropagatorData* g4edata << 122 = G4ErrorPropagatorData::GetErrorPropagato << 123 << 124 if ( g4edata != nullptr ) << 125 { << 126 const G4ErrorTarget* target = g4edata->Get << 127 if( target != nullptr ) << 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, 127 const G4double pMaxLength, 140 const G4bool keepState ) 128 const G4bool keepState ) 141 { 129 { 142 G4double safetyGeom = G4Navigator::ComputeSa << 130 G4double newSafety = G4Navigator::ComputeSafety(pGlobalpoint, 143 131 pMaxLength, keepState); 144 132 145 G4double safetyTarget = TargetSafetyFromPoin << 133 G4ErrorPropagatorData *g4edata 146 << 134 = G4ErrorPropagatorData::GetErrorPropagatorData(); 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; << 158 135 159 G4ThreeVector normal(0.0, 0.0, 0.0); << 136 if (g4edata !=0) 160 G4double distance= 0; << 161 << 162 // Determine which 'geometry' limited the st << 163 if ( g4edata != nullptr ) << 164 { 137 { 165 target = g4edata->GetTarget(); << 138 const G4ErrorTarget* target = g4edata->GetTarget(); 166 if( target != nullptr ) << 139 if( target != 0 ) 167 { << 168 distance = target->GetDistanceFromPoint( << 169 } << 170 } << 171 << 172 if( distance > kCarTolerance || (target == n << 173 // Not reached the target or if a target d << 174 // this seems the best we can do << 175 { << 176 normal = G4Navigator::GetGlobalExitNormal( << 177 } << 178 else << 179 { << 180 switch( target->GetType() ) << 181 { 140 { 182 case G4ErrorTarget_GeomVolume: << 141 G4double distance = target->GetDistanceFromPoint(pGlobalpoint); 183 // The volume is in the 'real' mass ge << 142 184 normal = G4Navigator::GetGlobalExitNor << 143 if(distance<newSafety) 185 break; << 144 { 186 case G4ErrorTarget_TrkL: << 145 newSafety = distance; 187 normal = G4ThreeVector( 0.0, 0.0, 0.0) << 146 } 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 } 147 } 208 } 148 } 209 return normal; << 149 return newSafety; 210 } << 150 } 211 << 212 151