Struct nannou_core::rand::distributions::uniform::UniformFloat [−][src]
pub struct UniformFloat<X> { /* fields omitted */ }
Expand description
The back-end implementing UniformSampler
for floating-point types.
Unless you are implementing UniformSampler
for your own type, this type
should not be used directly, use Uniform
instead.
Implementation notes
Instead of generating a float in the [0, 1)
range using Standard
, the
UniformFloat
implementation converts the output of an PRNG itself. This
way one or two steps can be optimized out.
The floats are first converted to a value in the [1, 2)
interval using a
transmute-based method, and then mapped to the expected range with a
multiply and addition. Values produced this way have what equals 23 bits of
random digits for an f32
, and 52 for an f64
.
Trait Implementations
pub fn new<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f32> where
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
pub fn new<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f32> where
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
Construct self, with inclusive lower bound and exclusive upper bound
[low, high)
. Read more
pub fn new_inclusive<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f32> where
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
pub fn new_inclusive<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f32> where
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
Construct self, with inclusive bounds [low, high]
. Read more
pub fn sample<R>(&self, rng: &mut R) -> <UniformFloat<f32> as UniformSampler>::X where
R: Rng + ?Sized,
pub fn sample<R>(&self, rng: &mut R) -> <UniformFloat<f32> as UniformSampler>::X where
R: Rng + ?Sized,
Sample a value.
pub fn sample_single<R, B1, B2>(
low_b: B1,
high_b: B2,
rng: &mut R
) -> <UniformFloat<f32> as UniformSampler>::X where
R: Rng + ?Sized,
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
pub fn sample_single<R, B1, B2>(
low_b: B1,
high_b: B2,
rng: &mut R
) -> <UniformFloat<f32> as UniformSampler>::X where
R: Rng + ?Sized,
B1: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f32> as UniformSampler>::X>,
Sample a single value uniformly from a range with inclusive lower bound
and exclusive upper bound [low, high)
. Read more
fn sample_single_inclusive<R, B1, B2>(low: B1, high: B2, rng: &mut R) -> Self::X where
R: Rng + ?Sized,
B1: SampleBorrow<Self::X>,
B2: SampleBorrow<Self::X>,
fn sample_single_inclusive<R, B1, B2>(low: B1, high: B2, rng: &mut R) -> Self::X where
R: Rng + ?Sized,
B1: SampleBorrow<Self::X>,
B2: SampleBorrow<Self::X>,
Sample a single value uniformly from a range with inclusive lower bound
and inclusive upper bound [low, high]
. Read more
pub fn new<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f64> where
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
pub fn new<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f64> where
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
Construct self, with inclusive lower bound and exclusive upper bound
[low, high)
. Read more
pub fn new_inclusive<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f64> where
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
pub fn new_inclusive<B1, B2>(low_b: B1, high_b: B2) -> UniformFloat<f64> where
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
Construct self, with inclusive bounds [low, high]
. Read more
pub fn sample<R>(&self, rng: &mut R) -> <UniformFloat<f64> as UniformSampler>::X where
R: Rng + ?Sized,
pub fn sample<R>(&self, rng: &mut R) -> <UniformFloat<f64> as UniformSampler>::X where
R: Rng + ?Sized,
Sample a value.
pub fn sample_single<R, B1, B2>(
low_b: B1,
high_b: B2,
rng: &mut R
) -> <UniformFloat<f64> as UniformSampler>::X where
R: Rng + ?Sized,
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
pub fn sample_single<R, B1, B2>(
low_b: B1,
high_b: B2,
rng: &mut R
) -> <UniformFloat<f64> as UniformSampler>::X where
R: Rng + ?Sized,
B1: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
B2: SampleBorrow<<UniformFloat<f64> as UniformSampler>::X>,
Sample a single value uniformly from a range with inclusive lower bound
and exclusive upper bound [low, high)
. Read more
fn sample_single_inclusive<R, B1, B2>(low: B1, high: B2, rng: &mut R) -> Self::X where
R: Rng + ?Sized,
B1: SampleBorrow<Self::X>,
B2: SampleBorrow<Self::X>,
fn sample_single_inclusive<R, B1, B2>(low: B1, high: B2, rng: &mut R) -> Self::X where
R: Rng + ?Sized,
B1: SampleBorrow<Self::X>,
B2: SampleBorrow<Self::X>,
Sample a single value uniformly from a range with inclusive lower bound
and inclusive upper bound [low, high]
. Read more
Auto Trait Implementations
impl<X> RefUnwindSafe for UniformFloat<X> where
X: RefUnwindSafe,
impl<X> Send for UniformFloat<X> where
X: Send,
impl<X> Sync for UniformFloat<X> where
X: Sync,
impl<X> Unpin for UniformFloat<X> where
X: Unpin,
impl<X> UnwindSafe for UniformFloat<X> where
X: UnwindSafe,
Blanket Implementations
impl<S, D, Swp, Dwp, T> AdaptInto<D, Swp, Dwp, T> for S where
T: Component + Float,
Swp: WhitePoint,
Dwp: WhitePoint,
D: AdaptFrom<S, Swp, Dwp, T>,
impl<S, D, Swp, Dwp, T> AdaptInto<D, Swp, Dwp, T> for S where
T: Component + Float,
Swp: WhitePoint,
Dwp: WhitePoint,
D: AdaptFrom<S, Swp, Dwp, T>,
Mutably borrows from an owned value. Read more
Convert into T with values clamped to the color defined bounds Read more
Convert into T. The resulting color might be invalid in its color space Read more
Convert into T, returning ok if the color is inside of its defined range,
otherwise an OutOfBounds
error is returned which contains the unclamped color. Read more