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25 // 25 //
26 // G4MagIntegratorStepper implementation 26 // G4MagIntegratorStepper implementation
27 // 27 //
28 // Author: J.Apostolakis, CERN - 15.01.1997 28 // Author: J.Apostolakis, CERN - 15.01.1997
29 // ------------------------------------------- 29 // --------------------------------------------------------------------
30 30
31 #include <cassert> 31 #include <cassert>
32 #include "G4MagIntegratorStepper.hh" 32 #include "G4MagIntegratorStepper.hh"
33 33
34 // Constructor for stepper abstract base class 34 // Constructor for stepper abstract base class.
35 // 35 //
36 // 36 //
37 G4MagIntegratorStepper:: 37 G4MagIntegratorStepper::
38 G4MagIntegratorStepper( G4EquationOfMotion* Eq 38 G4MagIntegratorStepper( G4EquationOfMotion* Equation,
39 G4int nu 39 G4int num_integration_vars,
40 G4int nu 40 G4int num_state_vars,
41 G4bool is 41 G4bool isFSAL )
42 : fEquation_Rhs(Equation), 42 : fEquation_Rhs(Equation),
43 fNoIntegrationVariables(num_integration_va 43 fNoIntegrationVariables(num_integration_vars),
44 fNoStateVariables(std::max(num_state_vars, 44 fNoStateVariables(std::max(num_state_vars,8)),
45 fIsFSAL(isFSAL) 45 fIsFSAL(isFSAL)
46 { 46 {
47 if( Equation == nullptr ) { 47 if( Equation == nullptr ) {
48 G4Exception( "G4MagIntegratorStepper::G4M 48 G4Exception( "G4MagIntegratorStepper::G4MagIntegratorStepper", "GeomField0003",
49 FatalErrorInArgument, "Must 49 FatalErrorInArgument, "Must have non-null equation." );
50 } 50 }
51 assert( Equation != nullptr ); 51 assert( Equation != nullptr );
52 } 52 }
53 53