ahn_web::SplitMix64 Class Reference

SplitMix64: tiny, portable, and bit-identical on every platform (integer arithmetic only; the double is an exact 53-bit scaling). More...

#include <ahn_web/sim.h>

Public Member Functions
	SplitMix64 (std::uint64_t seed)
	A stream starting from seed (every seed is valid).
std::uint64_t	next ()
	Next raw 64-bit value.
double	uniform ()
	Uniform double in [0, 1), from the top 53 bits.
double	uniform (double lo, double hi)
	Uniform double in [lo, hi).
int	uniformInt (int n)
	Uniform integer in [0, n); 0 when n <= 0.

Detailed Description

SplitMix64: tiny, portable, and bit-identical on every platform (integer arithmetic only; the double is an exact 53-bit scaling).

Definition at line 42 of file sim.h.

Constructor & Destructor Documentation

SplitMix64()

ahn_web::SplitMix64::SplitMix64 ( std::uint64_t  seed )

inlineexplicit

A stream starting from seed (every seed is valid).

Definition at line 45 of file sim.h.

Member Function Documentation

next()

std::uint64_t ahn_web::SplitMix64::next

(

)

Next raw 64-bit value.

uniform() [1/2]

double ahn_web::SplitMix64::uniform

(

)

Uniform double in [0, 1), from the top 53 bits.

Referenced by ahn_web::Node::uniform().

uniform() [2/2]

double ahn_web::SplitMix64::uniform ( double  lo, double  hi  )

inline

Uniform double in [lo, hi).

Definition at line 51 of file sim.h.

References uniform().

Referenced by uniform().

uniformInt()

int ahn_web::SplitMix64::uniformInt

(

int

n

)

Uniform integer in [0, n); 0 when n <= 0.

Referenced by ahn_web::Node::uniformInt().

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

• web/include/ahn_web/sim.h