[−][src]Struct sfmt::SFMT
State of SFMT
This struct implements random number generation through rand::Rng
.
Trait Implementations
impl Clone for SFMT
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fn clone(&self) -> SFMT
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fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl RngCore for SFMT
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fn next_u32(&mut self) -> u32
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fn next_u64(&mut self) -> u64
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fn fill_bytes(&mut self, dest: &mut [u8])
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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>
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impl SeedableRng for SFMT
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type Seed = [u8; 4]
Seed type, which is restricted to types mutably-dereferencable as u8
arrays (we recommend [u8; N]
for some N
). Read more
fn from_seed(seed: [u8; 4]) -> Self
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fn seed_from_u64(state: u64) -> Self
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Create a new PRNG using a u64
seed. Read more
fn from_rng<R>(rng: R) -> Result<Self, Error> where
R: RngCore,
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R: RngCore,
Create a new PRNG seeded from another Rng
. Read more
fn from_entropy() -> Self
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Creates a new instance of the RNG seeded via [getrandom
]. Read more
Auto Trait Implementations
impl Sync for SFMT
impl Send for SFMT
impl Unpin for SFMT
impl RefUnwindSafe for SFMT
impl UnwindSafe for SFMT
Blanket Implementations
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<R> Rng for R where
R: RngCore + ?Sized,
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R: RngCore + ?Sized,
fn gen<T>(&mut self) -> T where
Standard: Distribution<T>,
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Standard: Distribution<T>,
Return a random value supporting the [Standard
] distribution. Read more
fn gen_range<T, B1, B2>(&mut self, low: B1, high: B2) -> T where
B1: SampleBorrow<T>,
B2: SampleBorrow<T>,
T: SampleUniform,
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B1: SampleBorrow<T>,
B2: SampleBorrow<T>,
T: SampleUniform,
Generate a random value in the range [low
, high
), i.e. inclusive of low
and exclusive of high
. Read more
fn sample<T, D>(&mut self, distr: D) -> T where
D: Distribution<T>,
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D: Distribution<T>,
Sample a new value, using the given distribution. Read more
fn sample_iter<T, D>(self, distr: D) -> DistIter<D, Self, T> where
D: Distribution<T>,
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D: Distribution<T>,
Create an iterator that generates values using the given distribution. Read more
fn fill<T>(&mut self, dest: &mut T) where
T: AsByteSliceMut + ?Sized,
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T: AsByteSliceMut + ?Sized,
Fill dest
entirely with random bytes (uniform value distribution), where dest
is any type supporting [AsByteSliceMut
], namely slices and arrays over primitive integer types (i8
, i16
, u32
, etc.). Read more
fn try_fill<T>(&mut self, dest: &mut T) -> Result<(), Error> where
T: AsByteSliceMut + ?Sized,
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T: AsByteSliceMut + ?Sized,
Fill dest
entirely with random bytes (uniform value distribution), where dest
is any type supporting [AsByteSliceMut
], namely slices and arrays over primitive integer types (i8
, i16
, u32
, etc.). Read more
fn gen_bool(&mut self, p: f64) -> bool
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Return a bool with a probability p
of being true. Read more
fn gen_ratio(&mut self, numerator: u32, denominator: u32) -> bool
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Return a bool with a probability of numerator/denominator
of being true. I.e. gen_ratio(2, 3)
has chance of 2 in 3, or about 67%, of returning true. If numerator == denominator
, then the returned value is guaranteed to be true
. If numerator == 0
, then the returned value is guaranteed to be false
. Read more
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,