OPALX (Object Oriented Parallel Accelerator Library for Exascal) MINIorX
OPALX
Random Class Reference

The CLASSIC random generator. More...

#include <ClassicRandom.h>

Collaboration diagram for Random:

Public Member Functions

 Random ()
 Constructor with default seed.
 Random (int seed)
 Constructor with given seed.
 ~Random ()
void reseed (int seed=123456789)
 Set a new seed.
double uniform ()
 Uniform distribution.
void gauss (double &gr1, double &gr2)
 Gaussian distribution.
int integer ()
 Uniform distribution.
void init55 (int seed)
 Initialise random number generator.

Private Member Functions

void irngen ()

Private Attributes

int irn [nr]
int next

Detailed Description

The CLASSIC random generator.

Definition at line 36 of file ClassicRandom.h.

Constructor & Destructor Documentation

◆ Random() [1/2]

Random::Random ( )

Constructor with default seed.

Definition at line 28 of file ClassicRandom.cpp.

References init55().

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◆ Random() [2/2]

Random::Random ( int seed)

Constructor with given seed.

Definition at line 37 of file ClassicRandom.cpp.

References init55().

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◆ ~Random()

Random::~Random ( )

Definition at line 43 of file ClassicRandom.cpp.

Member Function Documentation

◆ gauss()

void Random::gauss ( double & gr1,
double & gr2 )

Gaussian distribution.

Definition at line 64 of file ClassicRandom.cpp.

References uniform().

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◆ init55()

void Random::init55 ( int seed)

Initialise random number generator.

Definition at line 91 of file ClassicRandom.cpp.

References irn, irngen(), next, and nr.

Referenced by Random(), Random(), and reseed().

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◆ integer()

int Random::integer ( )

Uniform distribution.

Definition at line 83 of file ClassicRandom.cpp.

References irn, irngen(), next, and nr.

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◆ irngen()

void Random::irngen ( )
private

Definition at line 122 of file ClassicRandom.cpp.

References irn, next, and nr.

Referenced by init55(), integer(), and uniform().

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◆ reseed()

void Random::reseed ( int seed = 123456789)

Set a new seed.

Definition at line 48 of file ClassicRandom.cpp.

References init55().

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◆ uniform()

double Random::uniform ( )

Uniform distribution.

Definition at line 54 of file ClassicRandom.cpp.

References irn, irngen(), next, and nr.

Referenced by gauss().

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Member Data Documentation

◆ irn

int Random::irn[nr]
private

Definition at line 75 of file ClassicRandom.h.

Referenced by init55(), integer(), irngen(), and uniform().

◆ next

int Random::next
private

Definition at line 78 of file ClassicRandom.h.

Referenced by init55(), integer(), irngen(), and uniform().

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