F05Field Class Reference

#include <F05Field.hh>

Inheritance diagram for F05Field:

Public Member Functions
	F05Field ()
virtual	~F05Field ()
virtual G4bool	DoesFieldChangeEnergy () const
	DoesFieldChangeEnergy() returns true. More...
virtual void	GetFieldValue (const G4double Point[4], G4double *Bfield) const
Public Member Functions inherited from G4ElectroMagneticField
	G4ElectroMagneticField ()
virtual	~G4ElectroMagneticField ()
	G4ElectroMagneticField (const G4ElectroMagneticField &r)
G4ElectroMagneticField &	operator= (const G4ElectroMagneticField &p)
Public Member Functions inherited from G4Field
	G4Field (G4bool gravityOn=false)
	G4Field (const G4Field &)
virtual	~G4Field ()
G4Field &	operator= (const G4Field &p)
G4bool	IsGravityActive () const
void	SetGravityActive (G4bool OnOffFlag)
virtual G4Field *	Clone () const

Detailed Description

Definition at line 43 of file F05Field.hh.

Constructor & Destructor Documentation

F05Field::F05Field

(

)

Definition at line 41 of file F05Field.cc.

                   : G4ElectroMagneticField()
{
}

F05Field::~F05Field ( )

virtual

Definition at line 47 of file F05Field.cc.

{
}

Member Function Documentation

virtual G4bool F05Field::DoesFieldChangeEnergy ( ) const

inlinevirtual

DoesFieldChangeEnergy() returns true.

Implements G4ElectroMagneticField.

Definition at line 52 of file F05Field.hh.

{ return true; };

void F05Field::GetFieldValue ( const G4double  Point[4], G4double *  Bfield  ) const

virtual

GetFieldValue() returns the field value at a given point[]. field is really field[6]: Bx,By,Bz,Ex,Ey,Ez. point[] is in global coordinates: x,y,z,t.

Implements G4ElectroMagneticField.

Definition at line 53 of file F05Field.cc.

References python.hepunit::m, python.hepunit::tesla, and python.hepunit::volt.

{
  // Point[0],Point[1],Point[2] are x-, y-, z-cordinates, Point[3] is time

  const G4double Bz = 0.24*tesla;
  const G4double Er = 2.113987E+6*volt/m;

  G4double Ex,Ey;
 
  G4double posR = std::sqrt(std::pow(Point[0],2) + std::pow(Point[1],2));
  G4double cos_theta, sin_theta;

  if (posR>0){
     cos_theta = Point[0]/(G4double)posR;
     sin_theta = Point[1]/(G4double)posR;
     Ex = -1*Er*cos_theta;//apply radial electric field
     Ey = -1*Er*sin_theta;
  }else{
     Ex=0;
     Ey=0;
  }
  
  Bfield[0]=0;
  Bfield[1]=0;
  Bfield[2]=Bz;

  Bfield[3]=Ex;
  Bfield[4]=Ey;
  Bfield[5]=0;

  return;
}

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The documentation for this class was generated from the following files:

• F05Field.hh
• F05Field.cc