RandomGenerator Class Reference

Public Member Functions
	RandomGenerator ()
	RandomGenerator (int ss)
	~RandomGenerator ()
int	generate ()
void	seed (int ss)

Private Member Functions
void	seedInit (int ss)

Private Attributes
const int	ia
const int	im
const int	iq
const int	ir
const int	deflt
int	s

Detailed Description

Definition at line 29 of file cf_random.cc.

Constructor & Destructor Documentation

RandomGenerator() [1/2]

RandomGenerator::RandomGenerator

(

)

Definition at line 44 of file cf_random.cc.

                                 : ia(16807), im(2147483647), iq(127773), ir(2836), deflt(123459876)
{
  seedInit( (int)time( 0 ) );
}

RandomGenerator() [2/2]

RandomGenerator::RandomGenerator

(

int

ss

)

Definition at line 49 of file cf_random.cc.

                                         : ia(16807), im(2147483647), iq(127773), ir(2836), deflt(123459876)
{
  seedInit( ss );
}

~RandomGenerator()

RandomGenerator::~RandomGenerator ( )

inline

Definition at line 39 of file cf_random.cc.

{}

Member Function Documentation

generate()

int RandomGenerator::generate

(

)

Definition at line 55 of file cf_random.cc.

{
    int k;
 
    k = s/iq;
    s = ia*(s-k*iq)-ir*k;
    if ( s < 0 ) s += im;
 
    return s;
}

seed()

void RandomGenerator::seed ( int  ss )

inline

Definition at line 41 of file cf_random.cc.

{ seedInit( ss ); }

seedInit()

void RandomGenerator::seedInit ( int  ss )

inlineprivate

Definition at line 35 of file cf_random.cc.

{ s = ((ss == 0) ? deflt : ss); }

Field Documentation

deflt

const int RandomGenerator::deflt

private

Definition at line 31 of file cf_random.cc.

ia

const int RandomGenerator::ia

private

Definition at line 31 of file cf_random.cc.

im

const int RandomGenerator::im

private

Definition at line 31 of file cf_random.cc.

iq

const int RandomGenerator::iq

private

Definition at line 31 of file cf_random.cc.

ir

const int RandomGenerator::ir

private

Definition at line 31 of file cf_random.cc.

s

int RandomGenerator::s

private

Definition at line 32 of file cf_random.cc.

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

• factory/cf_random.cc