Struct pcg_rand::Pcg32Basic
[−]
[src]
pub struct Pcg32Basic { // some fields omitted }
A low overhead very simple PCG impementation
This is mostly useful for demonstrating how PCG works.
If you want better statistical performance you should use one of the predefined types like
Pcg32
.
Methods
impl Pcg32Basic
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fn new_unseeded() -> Pcg32Basic
Trait Implementations
impl Rng for Pcg32Basic
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fn next_u32(&mut self) -> u32
Return the next random u32. Read more
fn next_u64(&mut self) -> u64
Return the next random u64. Read more
fn next_f32(&mut self) -> f32
Return the next random f32 selected from the half-open interval [0, 1)
. Read more
fn next_f64(&mut self) -> f64
Return the next random f64 selected from the half-open interval [0, 1)
. Read more
fn fill_bytes(&mut self, dest: &mut [u8])
Fill dest
with random data. Read more
fn gen<T>(&mut self) -> T where T: Rand
Return a random value of a Rand
type. Read more
fn gen_iter<T>(&'a mut self) -> Generator<'a, T, Self> where T: Rand
Return an iterator that will yield an infinite number of randomly generated items. Read more
fn gen_range<T>(&mut self, low: T, high: T) -> T where T: SampleRange + PartialOrd<T>
Generate a random value in the range [low
, high
). Read more
fn gen_weighted_bool(&mut self, n: u32) -> bool
Return a bool with a 1 in n chance of true Read more
fn gen_ascii_chars(&'a mut self) -> AsciiGenerator<'a, Self>
Return an iterator of random characters from the set A-Z,a-z,0-9. Read more
fn choose<T>(&mut self, values: &'a [T]) -> Option<&'a T>
Return a random element from values
. Read more
fn shuffle<T>(&mut self, values: &mut [T])
Shuffle a mutable slice in place. Read more
impl SeedableRng<[u64; 2]> for Pcg32Basic
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fn reseed(&mut self, seed: [u64; 2])
Reseed an RNG with the given seed. Read more
fn from_seed(seed: [u64; 2]) -> Pcg32Basic
Create a new RNG with the given seed. Read more
impl Rand for Pcg32Basic
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fn rand<R: Rng>(other: &mut R) -> Pcg32Basic
Generates a random instance of this type using the specified source of randomness. Read more