REvaluation Class Reference

class to generate random evaluation points More...

#include <cf_reval.h>

Public Member Functions
	REvaluation ()
	REvaluation (int min0, int max0, const CFRandom &sample)
	REvaluation (const REvaluation &e)
	~REvaluation ()
REvaluation &	operator= (const REvaluation &e)
void	nextpoint ()
void	nextpoint (int n)
Public Member Functions inherited from Evaluation
	Evaluation ()
	Evaluation (int min0, int max0)
	Evaluation (const Evaluation &e)
virtual	~Evaluation ()
Evaluation &	operator= (const Evaluation &e)
int	min () const
int	max () const
CanonicalForm	operator[] (int i) const
CanonicalForm	operator[] (const Variable &v) const
CanonicalForm	operator() (const CanonicalForm &f) const
CanonicalForm	operator() (const CanonicalForm &f, int i, int j) const
void	setValue (int i, const CanonicalForm &f)
virtual void	nextpoint ()

Protected Attributes
CFRandom *	gen
Protected Attributes inherited from Evaluation
CFArray	values

Detailed Description

class to generate random evaluation points

See also

cf_eval.h

Definition at line 25 of file cf_reval.h.

Constructor & Destructor Documentation

REvaluation() [1/3]

REvaluation::REvaluation ( )

inline

Definition at line 30 of file cf_reval.h.

: Evaluation(), gen(0) {}

REvaluation() [2/3]

REvaluation::REvaluation ( int  min0, int  max0, const CFRandom &  sample  )

inline

Definition at line 31 of file cf_reval.h.

: Evaluation( min0, max0 ), gen( sample.clone() ) {}

REvaluation() [3/3]

REvaluation::REvaluation

(

const REvaluation &

e

)

Definition at line 15 of file cf_reval.cc.

                                               :Evaluation()
{
    if ( e.gen == 0 )
        gen = 0;
    else
        gen = e.gen->clone();
    values = e.values;
}

~REvaluation()

REvaluation::~REvaluation

(

)

Definition at line 24 of file cf_reval.cc.

{
    if ( gen != 0 )
        delete gen;
}

Member Function Documentation

nextpoint() [1/2]

void REvaluation::nextpoint ( )

virtual

Reimplemented from Evaluation.

Definition at line 46 of file cf_reval.cc.

{
    int n = values.max();
    for ( int i = values.min(); i <= n; i++ )
        values[i] = gen->generate();
}

nextpoint() [2/2]

void REvaluation::nextpoint

(

int

n

)

Definition at line 54 of file cf_reval.cc.

{
  int m= values.max();
  int t= values.min();
  for (int i= t; i <= m; i++)
    values [i]= 0;
 
  if (m == t)
  {
    values [t]= gen->generate();
    return;
  }
  for (int i= 0; i < n; i++)
  {
    int l= factoryrandom (m - t + 1) + t;
    values [l]= gen->generate();
  }
}

operator=()

REvaluation & REvaluation::operator=

(

const REvaluation &

e

)

Definition at line 31 of file cf_reval.cc.

{
    if ( this != &e ) {
        if (gen!=0)
          delete gen;
        values = e.values;
        if ( e.gen == 0 )
            gen = 0;
        else
            gen = e.gen->clone();
    }
    return *this;
}

Field Documentation

gen

CFRandom* REvaluation::gen

protected

Definition at line 28 of file cf_reval.h.

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

• factory/cf_reval.h
• factory/cf_reval.cc