FML::SOLVERS::ODESOLVER Namespace Reference

This namespace contains solvers for (coupled) ordinary differential equations. More...

Data Structures
class	ODESolver
	This is a wrapper around the GSL library to easily solve ODEs and return the data in whatever format you want. More...

Typedefs
using	DVector = std::vector< double >
using	DVector2D = std::vector< DVector >
using	ODEFunctionPointer = int(*)(double, const double[], double[], void *)
using	ODEFunctionPointerJacobian = int(*)(double, const double[], double[], double[], void *)
using	ODEFunction = std::function< int(double, const double *, double *)>
using	ODEFunctionJacobian = std::function< int(double, const double *, double *, double *)>

Functions
int	ode_wrapper (double x, const double *y, double *dydx, void *param)
int	jacobian_wrapper (double t, const double *y, double *dfdy, double *dfdt, void *param)

Variables
ODEFunctionJacobian	no_jacobian
ODEFunctionJacobian *	no_jacobian_ptr = &no_jacobian

Detailed Description

This namespace contains solvers for (coupled) ordinary differential equations.

Typedef Documentation

DVector

using FML::SOLVERS::ODESOLVER::DVector = typedef std::vector<double>

Definition at line 29 of file ODESolver.h.

DVector2D

using FML::SOLVERS::ODESOLVER::DVector2D = typedef std::vector<DVector>

Definition at line 30 of file ODESolver.h.

ODEFunction

using FML::SOLVERS::ODESOLVER::ODEFunction = typedef std::function<int(double, const double *, double *)>

Definition at line 33 of file ODESolver.h.

ODEFunctionJacobian

using FML::SOLVERS::ODESOLVER::ODEFunctionJacobian = typedef std::function<int(double, const double *, double *, double *)>

Definition at line 34 of file ODESolver.h.

ODEFunctionPointer

using FML::SOLVERS::ODESOLVER::ODEFunctionPointer = typedef int (*)(double, const double[], double[], void *)

Definition at line 31 of file ODESolver.h.

ODEFunctionPointerJacobian

using FML::SOLVERS::ODESOLVER::ODEFunctionPointerJacobian = typedef int (*)(double, const double[], double[], double[], void *)

Definition at line 32 of file ODESolver.h.

Function Documentation

jacobian_wrapper()

int FML::SOLVERS::ODESOLVER::jacobian_wrapper	(	double	t,
		const double *	y,
		double *	dfdy,
		double *	dfdt,
		void *	param
	)

Definition at line 46 of file ODESolver.cpp.

                                                                                                         {
                auto * p = static_cast<struct ODEParamWrapper *>(param);
                return (p->get_jacobian())(t, y, dfdy, dfdt);
            }

ode_wrapper()

int FML::SOLVERS::ODESOLVER::ode_wrapper	(	double	x,
		const double *	y,
		double *	dydx,
		void *	param
	)

Definition at line 41 of file ODESolver.cpp.

                                                                                     {
                auto * p = static_cast<struct ODEParamWrapper *>(param);
                return (p->get_deriv())(x, y, dydx);
            }

Variable Documentation

no_jacobian

ODEFunctionJacobian FML::SOLVERS::ODESOLVER::no_jacobian

Initial value:

= []([[maybe_unused]] double t,
                                                 [[maybe_unused]] const double * y,
                                                 [[maybe_unused]] double * dfdy,
                                                 [[maybe_unused]] double * dfdt) { return GSL_SUCCESS; }

Definition at line 22 of file ODESolver.cpp.

no_jacobian_ptr

ODEFunctionJacobian * FML::SOLVERS::ODESOLVER::no_jacobian_ptr = &no_jacobian

Definition at line 27 of file ODESolver.cpp.