Gaudi Framework, version v20r2
	Generated: 18 Jul 2008

Genfun::GaudiMathImplementation::AdapterIFunction Class Reference

#include <GaudiMath/Adapters.h>

Collaboration diagram for Genfun::GaudiMathImplementation::AdapterIFunction:

[legend]List of all members.

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Detailed Description

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

See also:

AIDA::IFunction

Author:

Kirill Miklyaev kirillm@iris1.itep.ru

Kirill Miklyaev kirillm@iris1.itep.ru

Date:

2003-08-03

Definition at line 31 of file FunAdapters.h.

Public Member Functions
	FUNCTION_OBJECT_DEF (AdapterIFunction)
	mandatory macro grom CLHEP/GenericFunctions
	AdapterIFunction (const AIDA::IFunction &fun)
	constructor from AIDA::Function
	AdapterIFunction (const AdapterIFunction &)
	copy constructor
virtual	~AdapterIFunction ()
	dectructor
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

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Constructor & Destructor Documentation

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction

(

const AIDA::IFunction &

fun

)

constructor from AIDA::Function

Parameters:

fun

AIDA function

Definition at line 20 of file Adapter.cpp.

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

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction

(

const AdapterIFunction &

)

copy constructor

Definition at line 27 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]

dectructor

Definition at line 34 of file Adapter.cpp.

{};

Genfun::GaudiMathImplementation::AdapterIFunction::AdapterIFunction

(

)

[private]

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Member Function Documentation

Genfun::GaudiMathImplementation::AdapterIFunction::FUNCTION_OBJECT_DEF

(

AdapterIFunction

)

mandatory macro grom CLHEP/GenericFunctions

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

(

double

a

)

const [virtual]

Definition at line 36 of file Adapter.cpp.

References m_arg, m_dim, and m_fun.

    {
      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]

virtual unsigned int Genfun::GaudiMathImplementation::AdapterIFunction::dimensionality

(

)

const [inline, virtual]

Definition at line 50 of file FunAdapters.h.

References m_dim.

{ return m_dim ; }

virtual bool Genfun::GaudiMathImplementation::AdapterIFunction::hasAnalyticDerivative

(

)

const [inline, virtual]

Does this function have an analytic derivative?

Definition at line 53 of file FunAdapters.h.

{ return true ; }

Genfun::Derivative Genfun::GaudiMathImplementation::AdapterIFunction::partial

(

unsigned int

i

)

const [virtual]

Derivatives.

Definition at line 49 of file Adapter.cpp.

References m_dim.

    {
      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 ) ;
    };

AdapterIFunction& Genfun::GaudiMathImplementation::AdapterIFunction::operator=

(

const AdapterIFunction &

)

[private]

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Member Data Documentation

const AIDA::IFunction* Genfun::GaudiMathImplementation::AdapterIFunction::m_fun [private]

Definition at line 61 of file FunAdapters.h.

Referenced by operator()().

size_t Genfun::GaudiMathImplementation::AdapterIFunction::m_dim [private]

Definition at line 62 of file FunAdapters.h.

Referenced by dimensionality(), operator()(), and partial().

std::vector<double> Genfun::GaudiMathImplementation::AdapterIFunction::m_arg [mutable, private]

Definition at line 63 of file FunAdapters.h.

Referenced by operator()().

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v20r2/GaudiGSL/v6r9/GaudiMath/FunAdapters.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v20r2/GaudiGSL/v6r9/src/Lib/Adapter.cpp

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