G4EquationOfMotion.icc

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//
// G4EquationOfMotion inline methods implementation 
//
// Created: J.Apostolakis, 1998
// -------------------------------------------------------------------
 
inline
const G4Field* G4EquationOfMotion::GetFieldObj() const
{
    return itsField;
}
 
inline
G4Field* G4EquationOfMotion::GetFieldObj()
{
    return itsField;
}
 
inline
void G4EquationOfMotion::SetFieldObj(G4Field* pField)
{
    itsField = pField;
}
 
inline
void G4EquationOfMotion::GetFieldValue(const G4double Point[4],
                                             G4double Field[]) const
{
    itsField->GetFieldValue(Point, Field);
}
 
inline
void G4EquationOfMotion::RightHandSide(const G4double y[],
                                             G4double dydx[]) const
{
    G4double Field[G4Field::MAX_NUMBER_OF_COMPONENTS];
    G4double PositionAndTime[4];
 
    // Position
    PositionAndTime[0] = y[0];
    PositionAndTime[1] = y[1];
    PositionAndTime[2] = y[2];
    // Global Time
    PositionAndTime[3] = y[7];  // See G4FieldTrack::LoadFromArray
 
    GetFieldValue(PositionAndTime, Field);
    EvaluateRhsGivenB(y, Field, dydx);
}
 
inline
void G4EquationOfMotion::EvaluateRhsReturnB( const G4double y[],
                                                   G4double dydx[],
                                                   G4double Field[] ) const
{
     G4double  PositionAndTime[4];
 
     // Position
     PositionAndTime[0] = y[0];
     PositionAndTime[1] = y[1];
     PositionAndTime[2] = y[2];
     // Global Time
     PositionAndTime[3] = y[7];  // See G4FieldTrack::LoadFromArray
 
     GetFieldValue(PositionAndTime, Field) ;
     EvaluateRhsGivenB( y, Field, dydx );
}