ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr > Class Template Reference

template<typename FuncObj, typename MemFuncPtr>
class ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >

Definition at line 182 of file WrappedFunction.h.

Public Member Functions
	WrappedMemMultiFunction (FuncObj &obj, MemFuncPtr memFn, unsigned int dim=1)
	construct from the pointer to the object and the member function
WrappedMemMultiFunction *	Clone () const override
	clone (required by the interface)
unsigned int	NDim () const override
	Retrieve the dimension of the function.
Public Member Functions inherited from ROOT::Math::IBaseFunctionMultiDimTempl< double >
virtual	~IBaseFunctionMultiDimTempl ()=default
virtual	~IBaseFunctionMultiDimTempl ()=default
double	Derivative (const double *x, unsigned int icoord, double *previous_grad, double *previous_g2, double *previous_gstep) const
	In some cases, the derivative algorithm will use information from the previous step, these can be passed in with this overload.
double	Derivative (const double *x, unsigned int icoord, double *previous_grad, double *previous_g2, double *previous_gstep) const
	In some cases, the derivative algorithm will use information from the previous step, these can be passed in with this overload.
double	Derivative (const double *x, unsigned int icoord=0) const
	Return the partial derivative with respect to the passed coordinate.
double	Derivative (const double *x, unsigned int icoord=0) const
	Return the partial derivative with respect to the passed coordinate.
virtual void	FdF (const double *x, double &f, double *df) const
	Optimized method to evaluate at the same time the function value and derivative at a point x.
virtual void	FdF (const double *x, double &f, double *df) const
	Optimized method to evaluate at the same time the function value and derivative at a point x.
virtual void	Gradient (const double *x, double *grad) const
	Evaluate all the vector of function derivatives (gradient) at a point x.
virtual void	Gradient (const double *x, double *grad) const
	Evaluate all the vector of function derivatives (gradient) at a point x.
virtual bool	HasGradient () const
virtual bool	HasGradient () const
double	operator() (const double *x) const
	Evaluate the function at a point x[].
double	operator() (const double *x) const
	Evaluate the function at a point x[].

Private Member Functions
double	DoEval (const double *x) const override
	Implementation of the evaluation function. Must be implemented by derived classes.

Private Attributes
unsigned int	fDim
MemFuncPtr	fMemFunc
FuncObj *	fObj

Additional Inherited Members
Public Types inherited from ROOT::Math::IBaseFunctionMultiDimTempl< double >
typedef double	BackendType
typedef IBaseFunctionMultiDimTempl< double >	BaseFunc

#include <Math/WrappedFunction.h>

Inheritance diagram for ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >:

Constructor & Destructor Documentation

WrappedMemMultiFunction()

template<typename FuncObj, typename MemFuncPtr>

ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::WrappedMemMultiFunction ( FuncObj & obj, MemFuncPtr memFn, unsigned int dim = 1 )

inline

construct from the pointer to the object and the member function

Definition at line 190 of file WrappedFunction.h.

Member Function Documentation

Clone()

template<typename FuncObj, typename MemFuncPtr>

WrappedMemMultiFunction * ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::Clone ( ) const

inlineoverridevirtual

clone (required by the interface)

Implements ROOT::Math::IBaseFunctionMultiDimTempl< double >.

Definition at line 199 of file WrappedFunction.h.

DoEval()

template<typename FuncObj, typename MemFuncPtr>

double ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::DoEval ( const double * x ) const

inlineoverrideprivatevirtual

Implementation of the evaluation function. Must be implemented by derived classes.

Implements ROOT::Math::IBaseFunctionMultiDimTempl< double >.

Definition at line 208 of file WrappedFunction.h.

NDim()

template<typename FuncObj, typename MemFuncPtr>

unsigned int ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::NDim ( ) const

inlineoverridevirtual

Retrieve the dimension of the function.

Implements ROOT::Math::IBaseFunctionMultiDimTempl< double >.

Definition at line 204 of file WrappedFunction.h.

Member Data Documentation

fDim

template<typename FuncObj, typename MemFuncPtr>

unsigned int ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::fDim

private

Definition at line 215 of file WrappedFunction.h.

fMemFunc

template<typename FuncObj, typename MemFuncPtr>

MemFuncPtr ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::fMemFunc

private

Definition at line 214 of file WrappedFunction.h.

fObj

template<typename FuncObj, typename MemFuncPtr>

FuncObj* ROOT::Math::WrappedMemMultiFunction< FuncObj, MemFuncPtr >::fObj

private

Definition at line 213 of file WrappedFunction.h.