Struct SmallRngRef 

pub struct SmallRngRef<'a>(/* private fields */);

Trait Implementations

impl<'a> From<&'a mut SmallRng> for SmallRngRef<'a>

fn from(rng: &mut SRNG) -> SmallRngRef<'_>

Converts to this type from the input type.

impl<'a> RandomNumberGenerator for SmallRngRef<'a>

fn rf64(&mut self) -> f64

Generates a uniform number in [0.0, 1.0)

fn ru32(&mut self) -> u32

fn ru32_to(&mut self, b: u32) -> u32

Draws a number from {0, …, b-1}

fn ru32_in(&mut self, a: u32, b: u32) -> Option<u32>

Draws a number from {a, …, b-1}

fn ri32(&mut self) -> i32

fn ri32_in(&mut self, a: i32, b: i32) -> Option<i32>

Draws a number from {a, …, b-1}

fn ru64(&mut self) -> u64

fn ru64_to(&mut self, b: u64) -> u64

Draws a number from {0, …, b-1}

fn ru64_in(&mut self, a: u64, b: u64) -> Option<u64>

Draws a number from {a, …, b-1}

fn ri64(&mut self) -> i64

fn ri64_in(&mut self, a: i64, b: i64) -> Option<i64>

Draws a number from {a, …, b-1}

fn rusize(&mut self) -> usize

fn rusize_to(&mut self, b: usize) -> usize

Draws a number from {0, …, b-1}

fn rusize_in(&mut self, a: usize, b: usize) -> Option<usize>

Draws a number from {a, …, b-1}

fn rf64_to(&mut self, b: f64) -> Option<f64>

Generates a uniform number in [0.0, b)

fn rf64_in(&mut self, a: f64, b: f64) -> Option<f64>

Generates a uniform number in [a, b)

fn rbern(&mut self, p: f64) -> Option<bool>

Returns true with probability p.

fn relement<'t, T>(&mut self, slice: &'t [T]) -> Option<&'t T>

Returns a random element of a vector

fn one_of_f64(&mut self, p0: f64, p1: f64) -> Option<bool>

Returns Some(true) with probability p1 / (p0 + p1) for two positive numbers. Returns None if any number is negative, or if both are zero.