sim::FieldStepper Class Reference

#include <FieldStepper.h>

Inheritance diagram for sim::FieldStepper:

Public Member Functions
virtual double	DistChord () const
	FieldStepper (G4Mag_UsualEqRhs *eq)
virtual int	IntegratorOrder () const
G4MagIntegratorStepper *	select (const std::string &s)
virtual void	Stepper (const double y[], const double dydx[], double h, double yout[], double yerr[])
	~FieldStepper ()

Private Attributes
G4Mag_UsualEqRhs *	theEquation
G4MagIntegratorStepper *	theStepper

Detailed Description

Definition at line 9 of file FieldStepper.h.

Constructor & Destructor Documentation

FieldStepper::FieldStepper

(

G4Mag_UsualEqRhs *

eq

)

Definition at line 18 of file FieldStepper.cc.

                                                :
    G4MagIntegratorStepper(eq, 6), theEquation(eq) {}

FieldStepper::~FieldStepper

(

)

Definition at line 21 of file FieldStepper.cc.

{}

Member Function Documentation

double FieldStepper::DistChord ( ) const

virtual

Definition at line 27 of file FieldStepper.cc.

References theStepper.

{ return theStepper->DistChord(); }

int FieldStepper::IntegratorOrder ( ) const

virtual

Definition at line 29 of file FieldStepper.cc.

References theStepper.

{ return theStepper->IntegratorOrder(); }

G4MagIntegratorStepper * FieldStepper::select

(

const std::string &

s

)

Definition at line 32 of file FieldStepper.cc.

References gather_cfg::cout, theEquation, and theStepper.

Referenced by sim::FieldBuilder::configureFieldManager().

{
    if      (s == "G4ClassicalRK4")       theStepper = new G4ClassicalRK4(theEquation);
    else if (s == "G4SimpleRunge")        theStepper = new G4SimpleRunge(theEquation);
    else if (s == "G4SimpleHeum")         theStepper = new G4SimpleHeum(theEquation);
    else if (s == "G4CashKarpRKF45")      theStepper = new G4CashKarpRKF45(theEquation);
    else if (s == "G4RKG3_Stepper")       theStepper = new G4RKG3_Stepper(theEquation);
    else if (s == "G4ExplicitEuler")      theStepper = new G4ExplicitEuler(theEquation);
    else if (s == "G4ImplicitEuler")      theStepper = new G4ImplicitEuler(theEquation);
    else if (s == "G4HelixExplicitEuler") theStepper = new G4HelixExplicitEuler(theEquation);
    else if (s == "G4HelixImplicitEuler") theStepper = new G4HelixImplicitEuler(theEquation);
    else if (s == "G4HelixSimpleRunge")   theStepper = new G4HelixSimpleRunge(theEquation);
    else if (s == "G4HelixHeum")          theStepper = new G4HelixHeum(theEquation);
    else
    {
        std::cout << " FieldStepper invalid choice, defaulting to G4ClassicalRK4 " << std::endl;
        theStepper = new G4ClassicalRK4(theEquation);
    }
    return theStepper;
}

void FieldStepper::Stepper ( const double  y[], const double  dydx[], double  h, double  yout[], double  yerr[]  )

virtual

Definition at line 23 of file FieldStepper.cc.

References theStepper.

{ theStepper->Stepper(y,dydx,h,yout,yerr); }

Member Data Documentation

G4Mag_UsualEqRhs* sim::FieldStepper::theEquation

private

Definition at line 21 of file FieldStepper.h.

Referenced by select().

G4MagIntegratorStepper* sim::FieldStepper::theStepper

private

Definition at line 20 of file FieldStepper.h.

Referenced by DistChord(), IntegratorOrder(), select(), and Stepper().