Genfun::GaudiMathImplementation::AdapterIFunction Class Reference

constructor from the IFunction ( see AIDA/IFunction.h) More...

#include <GaudiMath/Adapters.h>

Inheritance diagram for Genfun::GaudiMathImplementation::AdapterIFunction:

Collaboration diagram for Genfun::GaudiMathImplementation::AdapterIFunction:

Public Member Functions
	AdapterIFunction (const AIDA::IFunction &fun)
	mandatory macro from CLHEP/GenericFunctions
	AdapterIFunction (const AdapterIFunction &)
	copy constructor
virtual	~AdapterIFunction ()
	desctructor
virtual double	operator() (double a) const
virtual double	operator() (const Argument &x) const
virtual unsigned int	dimensionality () const
virtual bool	hasAnalyticDerivative () const
	Does this function have an analytic derivative?
virtual Genfun::Derivative	partial (unsigned int i) const
	Derivatives.

Private Member Functions
	AdapterIFunction ()
AdapterIFunction &	operator= (const AdapterIFunction &)

Private Attributes
const AIDA::IFunction *	m_fun
size_t	m_dim
std::vector< double >	m_arg

Detailed Description

constructor from the IFunction ( see AIDA/IFunction.h)

See Also

AIDA::IFunction

Author

Kirill Miklyaev kiril.nosp@m.lm@i.nosp@m.ris1..nosp@m.itep.nosp@m..ru

Date

2003-08-03

Definition at line 31 of file FunAdapters.h.

Constructor & Destructor Documentation

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction

(

const AIDA::IFunction &

fun

)

mandatory macro from CLHEP/GenericFunctions

constructor from AIDA::Function

Parameters

fun	AIDA function

Definition at line 21 of file Adapter.cpp.

      : AbsFunction ( )
      , m_fun ( &fun  )
      , m_dim ( fun.dimension() )
      , m_arg ( fun.dimension() , 0 )
    {}

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction

(

const AdapterIFunction &

right

)

copy constructor

Definition at line 28 of file Adapter.cpp.

      : AbsFunction (  )
      , m_fun ( right.m_fun )
      , m_dim ( right.m_dim )
      , m_arg ( right.m_arg )
    {}

Genfun::GaudiMathImplementation::AdapterIFunction::~AdapterIFunction ( )

virtual

desctructor

Definition at line 35 of file Adapter.cpp.

{}

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction ( )

private

Member Function Documentation

virtual unsigned int Genfun::GaudiMathImplementation::AdapterIFunction::dimensionality ( ) const

inlinevirtual

Definition at line 50 of file FunAdapters.h.

{ return m_dim ; }

virtual bool Genfun::GaudiMathImplementation::AdapterIFunction::hasAnalyticDerivative ( ) const

inlinevirtual

Does this function have an analytic derivative?

Definition at line 53 of file FunAdapters.h.

{ return true ; }

double Genfun::GaudiMathImplementation::AdapterIFunction::operator() ( double  a ) const

virtual

Definition at line 37 of file Adapter.cpp.

    {
      for ( size_t i = 0; i < m_dim; ++i ) { m_arg[i] = 0.0 ; }
      m_arg[0] = x ;
      return m_fun -> value ( m_arg ) ;
    }

virtual double Genfun::GaudiMathImplementation::AdapterIFunction::operator() ( const Argument &  x ) const

virtual

AdapterIFunction& Genfun::GaudiMathImplementation::AdapterIFunction::operator= ( const AdapterIFunction &  )

private

Genfun::Derivative Genfun::GaudiMathImplementation::AdapterIFunction::partial ( unsigned int  i ) const

virtual

Derivatives.

Definition at line 50 of file Adapter.cpp.

    {
      if ( i >= m_dim )
      {
        const AbsFunction& aux = GaudiMath::Constant( 0 , m_dim  ) ;
        return Genfun::FunctionNoop( &aux ) ;
      };
      const AbsFunction& aux = GaudiMath::Derivative( *this , i ) ;
      return Genfun::FunctionNoop ( &aux ) ;
    }

Member Data Documentation

std::vector<double> Genfun::GaudiMathImplementation::AdapterIFunction::m_arg

mutableprivate

Definition at line 63 of file FunAdapters.h.

size_t Genfun::GaudiMathImplementation::AdapterIFunction::m_dim

private

Definition at line 62 of file FunAdapters.h.

const AIDA::IFunction* Genfun::GaudiMathImplementation::AdapterIFunction::m_fun

private

Definition at line 61 of file FunAdapters.h.

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v24r2/GaudiGSL/GaudiMath/FunAdapters.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v24r2/GaudiGSL/src/Lib/Adapter.cpp