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25 // 22 //
26 // G4Mag_EqRhs implementation <<
27 // 23 //
28 // Created: J.Apostolakis, CERN - 13.01.1997 << 24 // $Id: G4Mag_EqRhs.cc,v 1.8 2003/04/02 08:53:21 gcosmo Exp $
29 // ------------------------------------------- << 25 // GEANT4 tag $Name: geant4-05-02-patch-01 $
30 << 26 //
>> 27 // This is the standard right-hand side for equation of motion
>> 28 // in a pure Magnetic Field .
>> 29 //
>> 30 // Other that might be required are:
>> 31 // i) is when using a moving reference frame ... or
>> 32 // ii) extending for other forces, eg an electric field
>> 33 //
>> 34 // J. Apostolakis, January 13th, 1997
>> 35 //
31 #include "G4MagneticField.hh" 36 #include "G4MagneticField.hh"
32 #include "G4Mag_EqRhs.hh" 37 #include "G4Mag_EqRhs.hh"
33 #include "globals.hh" << 38 #include "G4EquationOfMotion.hh"
34 #include "G4PhysicalConstants.hh" <<
35 #include "G4SystemOfUnits.hh" <<
36 39
37 const G4double G4Mag_EqRhs::fUnitConstant = 0. 40 const G4double G4Mag_EqRhs::fUnitConstant = 0.299792458 * (GeV/(tesla*m));
38 41
39 G4Mag_EqRhs::G4Mag_EqRhs( G4MagneticField* mag << 42 // Constructor Implementation
40 : G4EquationOfMotion(magField) << 43 //
>> 44 G4Mag_EqRhs::G4Mag_EqRhs( G4MagneticField *magField )
>> 45 : G4EquationOfMotion(magField)
41 { 46 {
42 } 47 }
43 48
44 G4Mag_EqRhs::~G4Mag_EqRhs() = default; <<
45 <<
46 void 49 void
47 G4Mag_EqRhs::SetChargeMomentumMass( G4ChargeSt << 50 G4Mag_EqRhs::SetChargeMomentumMass( G4double particleCharge, // e+ units
48 G4double, << 51 G4double, // MomentumXc
49 G4double ) 52 G4double ) // particleMass
50 { 53 {
51 G4double pcharge = particleCharge.GetCharge << 54 fCof_val = particleCharge*eplus*c_light ; // B must be in Tesla
52 fCof_val = pcharge*eplus*c_light ; // B mu << 55 // fCof_val = fUnitConstant*particleCharge/MomentumXc; // B must be in Tesla
53 // fCof_val = fUnitConstant*pcharge/Momentu <<
54 // fMass = particleMass; 56 // fMass = particleMass;
55 } 57 }
>> 58
>> 59 G4Mag_EqRhs::~G4Mag_EqRhs() { }
56 60