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This commit is contained in:
Gabriele Cosmo
2025-12-05 08:54:02 +01:00
parent a499fb82e9
commit b4a16de652
6484 changed files with 232674 additions and 221097 deletions
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source/geometry/magneticfield/include/G4TMagErrorStepper.hh
+40 -39
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@@ -27,12 +27,11 @@
//
// Class description:
//
// Templated version of G4MagErrorStepper
//
//
// Created: Josh Xie (supported by Google Summer of Code 2014 )
// Templated version of G4MagErrorStepper.
// Adapted from G4G4TMagErrorStepper class.
// Author: Josh Xie (CERN, Google Summer of Code 2014), June 2014
// Supervisors: Sandro Wenzel, John Apostolakis (CERN)
// Adapted from G4G4TMagErrorStepper class
// --------------------------------------------------------------------
#ifndef G4TMAG_ERROR_STEPPER_HH
#define G4TMAG_ERROR_STEPPER_HH
@@ -42,50 +41,52 @@
#include "G4ThreeVector.hh"
#include "G4LineSection.hh"
/**
* @brief G4TMagErrorStepper is a templated version of G4MagErrorStepper.
*/
template <class T_Stepper, class T_Equation, unsigned int N>
class G4TMagErrorStepper : public G4MagIntegratorStepper
{
public: // with description
G4TMagErrorStepper(T_Equation* EqRhs, G4int numberOfVariables,
G4int numStateVariables = 12)
: G4MagIntegratorStepper(EqRhs, numberOfVariables, numStateVariables)
, fEquation_Rhs(EqRhs)
{
// G4int nvar = std::max(this->GetNumberOfVariables(), 8);
}
public:
virtual ~G4TMagErrorStepper() { ; }
G4TMagErrorStepper(T_Equation* EqRhs, G4int numberOfVariables,
G4int numStateVariables = 12)
: G4MagIntegratorStepper(EqRhs, numberOfVariables, numStateVariables)
, fEquation_Rhs(EqRhs) { ; }
inline void RightHandSide(G4double y[], G4double dydx[])
{
fEquation_Rhs->T_Equation::RightHandSide(y, dydx);
}
virtual ~G4TMagErrorStepper() = default;
inline void Stepper(const G4double yInput[], const G4double dydx[],
G4double hstep, G4double yOutput[], G4double yError[]) override final;
G4TMagErrorStepper(const G4TMagErrorStepper&) = delete;
G4TMagErrorStepper& operator=(const G4TMagErrorStepper&) = delete;
inline void RightHandSide(G4double y[], G4double dydx[])
{
fEquation_Rhs->T_Equation::RightHandSide(y, dydx);
}
inline void Stepper(const G4double yInput[], const G4double dydx[],
G4double hstep, G4double yOutput[], G4double yError[]) override final;
inline G4double DistChord() const override final;
inline G4double DistChord() const override final;
G4StepperType StepperType() const override { return kTMagErrorStepper; }
private:
G4TMagErrorStepper(const G4TMagErrorStepper&);
G4TMagErrorStepper& operator=(const G4TMagErrorStepper&);
// Private copy constructor and assignment operator.
private:
private:
// STATE
G4ThreeVector fInitialPoint, fMidPoint, fFinalPoint;
// Data stored in order to find the chord
// STATE
G4ThreeVector fInitialPoint, fMidPoint, fFinalPoint;
// Data stored in order to find the chord
// Dependent Objects, owned --- part of the STATE
G4double yInitial[N < 8 ? 8 : N];
G4double yMiddle[N < 8 ? 8 : N];
G4double dydxMid[N < 8 ? 8 : N];
G4double yOneStep[N < 8 ? 8 : N];
// The following arrays are used only for temporary storage
// they are allocated at the class level only for efficiency -
// so that calls to new and delete are not made in Stepper().
// Dependent Objects, owned --- part of the STATE
G4double yInitial[N < 8 ? 8 : N];
G4double yMiddle[N < 8 ? 8 : N];
G4double dydxMid[N < 8 ? 8 : N];
G4double yOneStep[N < 8 ? 8 : N];
// The following arrays are used only for temporary storage
// they are allocated at the class level only for efficiency -
// so that calls to new and delete are not made in Stepper().
T_Equation* fEquation_Rhs;
T_Equation* fEquation_Rhs;
};
// ------------ Implementation -----------------------
@@ -178,4 +179,4 @@ G4TMagErrorStepper<T_Stepper,T_Equation,N>::DistChord() const
return distChord;
}
#endif /* G4TMagErrorStepper_HH */
#endif