JMATH::JLegendre_t< JOrdinate_t > Struct Template Reference

Base class for Legendre polynome. More...

#include <JLegendre.hh>

Inheritance diagram for JMATH::JLegendre_t< JOrdinate_t >:

Public Types
typedef std::vector < JOrdinate_t > ::const_iterator	const_iterator
typedef std::vector < JOrdinate_t >::iterator	iterator
typedef std::vector < JOrdinate_t > ::const_reverse_iterator	const_reverse_iterator
typedef std::vector < JOrdinate_t > ::reverse_iterator	reverse_iterator

Public Member Functions
	JLegendre_t ()
	Default constructor. More...
	JLegendre_t (const double xmin, const double xmax)
	Constructor. More...
virtual	~JLegendre_t ()
	Virtual destructor. More...
virtual JOrdinate_t	getValue (const double x) const =0
	Function value. More...
JOrdinate_t	operator() (const double x) const
	Function value. More...
double	getXmin () const
	Get minimal abscissa value. More...
double	getXmax () const
	Get maximal abscissa value. More...
double	getX (const double x) const
	Get normalised abscissa value. More...
void	reset ()
	Reset. More...
void	set (const double xmin, const double xmax)
	Set abscissa values. More...
template<class T >
void	set (T __begin, T __end)
	Set abscissa values. More...

Protected Attributes
double	xmin
	minimal abscissa More...
double	xmax
	maximal abscissa More...

Friends
std::istream &	operator>> (std::istream &in, JLegendre_t &object)
	Read Legendre polynome from input. More...
std::ostream &	operator<< (std::ostream &out, const JLegendre_t &object)
	Write Legendre polynome to output. More...

Detailed Description

template<class JOrdinate_t>
struct JMATH::JLegendre_t< JOrdinate_t >

Base class for Legendre polynome.

Definition at line 26 of file JLegendre.hh.

Member Typedef Documentation

template<class JOrdinate_t>

typedef std::vector<JOrdinate_t>::const_iterator JMATH::JLegendre_t< JOrdinate_t >::const_iterator

Definition at line 29 of file JLegendre.hh.

template<class JOrdinate_t>

typedef std::vector<JOrdinate_t>::iterator JMATH::JLegendre_t< JOrdinate_t >::iterator

Definition at line 30 of file JLegendre.hh.

template<class JOrdinate_t>

typedef std::vector<JOrdinate_t>::const_reverse_iterator JMATH::JLegendre_t< JOrdinate_t >::const_reverse_iterator

Definition at line 31 of file JLegendre.hh.

template<class JOrdinate_t>

typedef std::vector<JOrdinate_t>::reverse_iterator JMATH::JLegendre_t< JOrdinate_t >::reverse_iterator

Definition at line 32 of file JLegendre.hh.

Constructor & Destructor Documentation

template<class JOrdinate_t>

JMATH::JLegendre_t< JOrdinate_t >::JLegendre_t ( )

inline

Default constructor.

Definition at line 38 of file JLegendre.hh.

                  :
      xmin(-1.0),
      xmax(+1.0)
    {}

template<class JOrdinate_t>

JMATH::JLegendre_t< JOrdinate_t >::JLegendre_t ( const double  xmin, const double  xmax  )

inline

Constructor.

Parameters

xmin	minimal abscissa value
xmax	maximal abscissa value

Definition at line 50 of file JLegendre.hh.

                                   :
      xmin(xmin),
      xmax(xmax)
    {}

template<class JOrdinate_t>

virtual JMATH::JLegendre_t< JOrdinate_t >::~JLegendre_t ( )

inlinevirtual

Virtual destructor.

Definition at line 60 of file JLegendre.hh.

    {}

Member Function Documentation

template<class JOrdinate_t>

virtual JOrdinate_t JMATH::JLegendre_t< JOrdinate_t >::getValue ( const double  x ) const

pure virtual

Function value.

Parameters

x	abscissa value

Returns

function value

Implemented in JMATH::JLegendre< JOrdinate_t,(size_t)-1 >, and JMATH::JLegendre< JQuaternion3D,(size_t)-1 >.

template<class JOrdinate_t>

JOrdinate_t JMATH::JLegendre_t< JOrdinate_t >::operator() ( const double  x ) const

inline

Function value.

Parameters

x	abscissa value

Returns

function value

Definition at line 79 of file JLegendre.hh.

    {
      return this->getValue(x);
    }

template<class JOrdinate_t>

double JMATH::JLegendre_t< JOrdinate_t >::getXmin ( ) const

inline

Get minimal abscissa value.

Returns

minimal abscissa value

Definition at line 90 of file JLegendre.hh.

    {
      return xmin;
    }

template<class JOrdinate_t>

double JMATH::JLegendre_t< JOrdinate_t >::getXmax ( ) const

inline

Get maximal abscissa value.

Returns

maximal abscissa value

Definition at line 101 of file JLegendre.hh.

    {
      return xmax;
    }

template<class JOrdinate_t>

double JMATH::JLegendre_t< JOrdinate_t >::getX ( const double  x ) const

inline

Get normalised abscissa value.

Parameters

x	abscissa value

Returns

normalised abscissa value

Definition at line 113 of file JLegendre.hh.

    {
      return 2.0 * (x - xmin) / (xmax - xmin)  -  1.0;
    }

template<class JOrdinate_t>

void JMATH::JLegendre_t< JOrdinate_t >::reset ( )

inline

Reset.

Definition at line 122 of file JLegendre.hh.

    {
      for (iterator i = this->begin(); i != this->end(); ++i) {
        *i = zero;
      }
    }

template<class JOrdinate_t>

void JMATH::JLegendre_t< JOrdinate_t >::set ( const double  xmin, const double  xmax  )

inline

Set abscissa values.

Parameters

xmin	minimal abscissa value
xmax	maximal abscissa value

Definition at line 136 of file JLegendre.hh.

    {
      this->xmin = xmin;
      this->xmax = xmax;
    }

template<class JOrdinate_t>

template<class T >

void JMATH::JLegendre_t< JOrdinate_t >::set ( T  __begin, T  __end  )

inline

Set abscissa values.

The template argument T refers to an iterator of a data structure which should have the following data member:

• double first; // which conforms with std::pair.

Parameters

__begin	begin of data
__end	end of data

Definition at line 155 of file JLegendre.hh.

    {
      this->xmin = std::numeric_limits<double>::max();
      this->xmax = std::numeric_limits<double>::lowest();

      for (T i = __begin; i != __end; ++i) {
        if (i->first < this->xmin) { this->xmin = i->first; }
        if (i->first > this->xmax) { this->xmax = i->first; }
      }
    }

Friends And Related Function Documentation

template<class JOrdinate_t>

std::istream& operator>> ( std::istream &  in, JLegendre_t< JOrdinate_t > &  object  )

friend

Read Legendre polynome from input.

Parameters

in	input stream
object	Legendre polynome

Returns

input stream

Definition at line 174 of file JLegendre.hh.

    {
      object.clear();

      for (JOrdinate_t x; in >> x; ) {
        object.push_back(x);
      }

      return in;
    }

template<class JOrdinate_t>

std::ostream& operator<< ( std::ostream &  out, const JLegendre_t< JOrdinate_t > &  object  )

friend

Write Legendre polynome to output.

Parameters

out	output stream
object	Legendre polynome

Returns

output stream

Definition at line 193 of file JLegendre.hh.

    {
      for (typename JLegendre_t::const_iterator i = object.begin(); i != object.end(); ++i) {
        out << ' ' << *i;
      }

      return out;
    }

Member Data Documentation

template<class JOrdinate_t>

double JMATH::JLegendre_t< JOrdinate_t >::xmin

protected

minimal abscissa

Definition at line 204 of file JLegendre.hh.

template<class JOrdinate_t>

double JMATH::JLegendre_t< JOrdinate_t >::xmax

protected

maximal abscissa

Definition at line 205 of file JLegendre.hh.

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

• JLegendre.hh