Public API Reference

CS::Math::Ode45 Class Reference

Embedded Runge-Kutta 4/5th order ODE solver for non-stiff ODEs. More...

#include <csgeom/odesolver.h>

List of all members.

Static Public Member Functions
template<typename FuncType, typename ArgType>
static ArgType	Step (FuncType &f, ArgType h, ArgType t0, ArgType y0, ArgType &yout)
	Step system a single step with step length h.
template<typename FuncType, typename ArgType>
static float	Step (FuncType &f, ArgType h, ArgType t0, csVector3 y0, csVector3 &yout)
	Step system a single step with step length h.
template<typename FuncType, typename ArgType>
static ArgType	Step (FuncType &f, ArgType h, ArgType t0, ArgType *y0, ArgType *yout, size_t size)
	Step system a single step with step length h.

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Detailed Description

Embedded Runge-Kutta 4/5th order ODE solver for non-stiff ODEs.

Solve the system

y' = f(t, y)

where y (and y') are scalar or vector.

For reference, see: "Ordinary and partial differential equation routines in C, C++, Fortran, Java, Maple and MATLAB" by H.J. Lee & W.E. Schiesser

Definition at line 46 of file odesolver.h.

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Member Function Documentation

template<typename FuncType, typename ArgType>

static ArgType CS::Math::Ode45::Step	(	FuncType &	f,
		ArgType	h,
		ArgType	t0,
		ArgType	y0,
		ArgType &	yout
	)			[inline, static]

Step system a single step with step length h.

Parameters:

	f	Function in y' = f(t, y)
	h	Step length
	t0	Initial time
	y0	Initial y value
	yout	Resulting y value

Returns:

Error estimate

Definition at line 241 of file odesolver.h.

template<typename FuncType, typename ArgType>

static float CS::Math::Ode45::Step	(	FuncType &	f,
		ArgType	h,
		ArgType	t0,
		csVector3	y0,
		csVector3 &	yout
	)			[inline, static]

Step system a single step with step length h.

Parameters:

	f	Function in y' = f(t, y)
	h	Step length
	t0	Initial time
	y0	Initial y value
	yout	Resulting y value

Returns:

Error estimate

Definition at line 177 of file odesolver.h.

References csVector3::Norm().

template<typename FuncType, typename ArgType>

static ArgType CS::Math::Ode45::Step	(	FuncType &	f,
		ArgType	h,
		ArgType	t0,
		ArgType *	y0,
		ArgType *	yout,
		size_t	size
	)			[inline, static]

Step system a single step with step length h.

Parameters:

	f	Function in y' = f(t, y)
	h	Step length
	t0	Initial time
	y0	Initial y value
	yout	Resulting y value
	size	Number of elements in y0 and yout

Returns:

Error estimate

Definition at line 62 of file odesolver.h.

References CS_ALLOC_STACK_ARRAY.

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

• csgeom/odesolver.h

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