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Geant4/geometry/magneticfield/include/G4MagIntegratorStepper.icc

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Differences between /geometry/magneticfield/include/G4MagIntegratorStepper.icc (Version 11.3.0) and /geometry/magneticfield/include/G4MagIntegratorStepper.icc (Version 11.0.p3,)


** Warning: Cannot open xref database.

  1 //                                                  1 
  2 // *******************************************    
  3 // * License and Disclaimer                       
  4 // *                                              
  5 // * The  Geant4 software  is  copyright of th    
  6 // * the Geant4 Collaboration.  It is provided    
  7 // * conditions of the Geant4 Software License    
  8 // * LICENSE and available at  http://cern.ch/    
  9 // * include a list of copyright holders.         
 10 // *                                              
 11 // * Neither the authors of this software syst    
 12 // * institutes,nor the agencies providing fin    
 13 // * work  make  any representation or  warran    
 14 // * regarding  this  software system or assum    
 15 // * use.  Please see the license in the file     
 16 // * for the full disclaimer and the limitatio    
 17 // *                                              
 18 // * This  code  implementation is the result     
 19 // * technical work of the GEANT4 collaboratio    
 20 // * By using,  copying,  modifying or  distri    
 21 // * any work based  on the software)  you  ag    
 22 // * use  in  resulting  scientific  publicati    
 23 // * acceptance of all terms of the Geant4 Sof    
 24 // *******************************************    
 25 //                                                
 26 // G4MagIntegratorStepper inline methods imple    
 27 //                                                
 28 // Author: J.Apostolakis, CERN - 15.01.1997       
 29 // -------------------------------------------    
 30                                                   
 31 inline                                            
 32 G4int G4MagIntegratorStepper::IntegrationOrder    
 33 {                                                 
 34   return fIntegrationOrder;                       
 35 }                                                 
 36                                                   
 37 inline                                            
 38 G4EquationOfMotion* G4MagIntegratorStepper::Ge    
 39 {                                                 
 40   return fEquation_Rhs;                           
 41 }                                                 
 42                                                   
 43 inline                                            
 44 const G4EquationOfMotion* G4MagIntegratorStepp    
 45 {                                                 
 46   return fEquation_Rhs;                           
 47 }                                                 
 48                                                   
 49 inline                                            
 50 void G4MagIntegratorStepper::SetEquationOfMoti    
 51 {                                                 
 52   if( newEq != nullptr )                          
 53   {                                               
 54     fEquation_Rhs = newEq;                        
 55   }                                               
 56 }                                                 
 57                                                   
 58 inline                                            
 59 unsigned long G4MagIntegratorStepper::GetfNoRH    
 60 {                                                 
 61   return fNoRHSCalls;                             
 62 }                                                 
 63                                                   
 64 inline                                            
 65 void G4MagIntegratorStepper::ResetfNORHSCalls(    
 66 {                                                 
 67   fNoRHSCalls = 0;                                
 68 }                                                 
 69                                                   
 70 inline                                            
 71 G4bool G4MagIntegratorStepper::IsFSAL() const     
 72 {                                                 
 73   return fIsFSAL;                                 
 74 }                                                 
 75                                                   
 76 inline                                            
 77 void G4MagIntegratorStepper::SetIntegrationOrd    
 78 {                                                 
 79   fIntegrationOrder = order;                      
 80 }                                                 
 81                                                   
 82 inline                                            
 83 void G4MagIntegratorStepper::SetFSAL(G4bool fl    
 84 {                                                 
 85   fIsFSAL = flag;                                 
 86 }                                                 
 87                                                   
 88 inline                                            
 89 G4int G4MagIntegratorStepper::GetNumberOfVaria    
 90 {                                                 
 91   return fNoIntegrationVariables;                 
 92 }                                                 
 93                                                   
 94                                                   
 95 inline                                            
 96 G4int G4MagIntegratorStepper::GetNumberOfState    
 97 {                                                 
 98   return fNoStateVariables;                       
 99 }                                                 
100                                                   
101 inline                                            
102 void G4MagIntegratorStepper::RightHandSide(con    
103                                                   
104 {                                                 
105   fEquation_Rhs->RightHandSide(y, dydx);          
106   ++fNoRHSCalls; // IncrementRHSCalls();          
107 }                                                 
108                                                   
109 inline                                            
110 void G4MagIntegratorStepper::RightHandSide(con    
111                                                   
112                                                   
113 {                                                 
114   fEquation_Rhs->EvaluateRhsReturnB(y, dydx, f    
115   ++fNoRHSCalls;                                  
116 }                                                 
117                                                   
118 inline                                            
119 void G4MagIntegratorStepper::NormaliseTangentV    
120 {                                                 
121   G4double drds2 = vec[3]*vec[3]+vec[4]*vec[4]    
122                                                   
123   if( std::fabs(drds2 - 1.0) > 1.e-14 )           
124   {                                               
125     G4double normx = 1.0 / std::sqrt(drds2);      
126     for(auto i=3; i<6; ++i) { vec[i] *= normx;    
127   }                                               
128 }                                                 
129                                                   
130 inline                                            
131 void G4MagIntegratorStepper::NormalisePolariza    
132 {                                                 
133   G4double drds2 = vec[9]*vec[9]+vec[10]*vec[1    
134                                                   
135   if( drds2 > 0. )                                
136   {                                               
137     if( std::fabs(drds2 - 1.0) > 1.e-14 )         
138     {                                             
139       G4double normx = 1.0 / std::sqrt(drds2);    
140       for(auto i=9; i<12; ++i)  { vec[i] *= no    
141     }                                             
142   }                                               
143 }                                                 
144