Struct jumpy::prelude::RngGenerator

pub struct RngGenerator {
    internal_generator: AtomicRng,
}
Expand description

Resource that produces deterministic pseudo-random numbers/strings.

Access in a system with Res<RngGenerator>.

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§internal_generator: AtomicRng

Implementations§

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impl RngGenerator

pub fn new(seed: u64) -> RngGenerator

Creates a new RngGenerator, initializing it with the provided seed

pub fn gen_u8(&mut self) -> u8

Generate a random u8

pub fn gen_u8_range<R>(&mut self, range: R) -> u8
where R: RangeBounds<u8>,

Generate a random u8 within the given range

pub fn gen_i8(&mut self) -> i8

Generate a random i8

pub fn gen_i8_range<R>(&mut self, range: R) -> i8
where R: RangeBounds<i8>,

Generate a random i8 within the given range

pub fn gen_u16(&mut self) -> u16

Generate a random u16

pub fn gen_u16_range<R>(&mut self, range: R) -> u16
where R: RangeBounds<u16>,

Generate a random u16 within the given range

pub fn gen_i16(&mut self) -> i16

Generate a random i16

pub fn gen_i16_range<R>(&mut self, range: R) -> i16
where R: RangeBounds<i16>,

Generate a random i16 within the given range

pub fn gen_u32(&mut self) -> u32

Generate a random u32

pub fn gen_u32_range<R>(&mut self, range: R) -> u32
where R: RangeBounds<u32>,

Generate a random u32 within the given range

pub fn gen_i32(&mut self) -> i32

Generate a random i32

pub fn gen_i32_range<R>(&mut self, range: R) -> i32
where R: RangeBounds<i32>,

Generate a random i32 within the given range

pub fn gen_u64(&mut self) -> u64

Generate a random u64

pub fn gen_u64_range<R>(&mut self, range: R) -> u64
where R: RangeBounds<u64>,

Generate a random u64 within the given range

pub fn gen_i64(&mut self) -> i64

Generate a random i64

pub fn gen_i64_range<R>(&mut self, range: R) -> i64
where R: RangeBounds<i64>,

Generate a random i64 within the given range

pub fn gen_usize(&mut self) -> usize

Generate a random usize

pub fn gen_usize_range<R>(&mut self, range: R) -> usize
where R: RangeBounds<usize>,

Generate a random usize within the given range

pub fn gen_isize(&mut self) -> isize

Generate a random isize

pub fn gen_isize_range<R>(&mut self, range: R) -> isize
where R: RangeBounds<isize>,

Generate a random isize within the given range

pub fn gen_f32(&mut self) -> f32

Generate a random f32

pub fn gen_f32_range<R>(&mut self, range: R) -> f32
where R: RangeBounds<f32>,

Generate a random f32 within the given range

pub fn gen_f64(&mut self) -> f64

Generate a random f64

pub fn gen_f64_range<R>(&mut self, range: R) -> f64
where R: RangeBounds<f64>,

Generate a random f64 within the given range

pub fn gen_bool(&mut self) -> bool

Generate a random bool

pub fn gen_vec2(&mut self) -> Vec2

Generate a random Vec2

pub fn gen_vec2_range<R1, R2>(&mut self, x_range: R1, y_range: R2) -> Vec2
where R1: RangeBounds<f32>, R2: RangeBounds<f32>,

Generate a random Vec2 within the given ranges for each component

pub fn gen_vec3(&mut self) -> Vec3

Generate a random Vec3

pub fn gen_vec3_range<R1, R2, R3>( &mut self, x_range: R1, y_range: R2, z_range: R3, ) -> Vec3
where R1: RangeBounds<f32>, R2: RangeBounds<f32>, R3: RangeBounds<f32>,

Generate a random Vec3 within the given ranges for each component

pub fn shuffle_vec<T>(&mut self, vec: &mut [T])

Shuffle a Vec in place

pub fn shuffle_svec<T>(&mut self, svec: &mut SVec<T>)
where T: HasSchema,

Shuffle an SVec in place

pub fn shuffle_vecdeque<T>(&mut self, deque: &mut VecDeque<T>)

Shuffle a VecDeque in place

pub fn gen_alphabetic(&mut self) -> char

Generates a random char in ranges a-z and A-Z.

pub fn gen_alphanumeric(&mut self) -> char

Generates a random char in ranges a-z, A-Z and 0-9.

pub fn gen_lowercase(&mut self) -> char

Generates a random char in the range a-z.

pub fn gen_uppercase(&mut self) -> char

Generates a random char in the range A-Z.

pub fn gen_digit(&mut self, radix: u8) -> char

Generate a random digit in the given radix. Digits are represented by chars in ranges 0-9 and a-z.

§Panics

Panics if the radix is zero or greater than 36.

pub fn gen_char<R>(&mut self, bounds: R) -> char
where R: RangeBounds<char>,

Generates a random char in the given range.

§Panics

Panics if the range is empty.

pub fn gen_random_ascii_char(&mut self) -> char

Generate a random printable ASCII character

pub fn gen_random_ascii_string(&mut self, length: u64) -> String

Generate a random ASCII string of the specified length

pub fn gen_chance(&mut self, success_rate: f64) -> bool

Returns a boolean, where success_rate represents the chance to return a true value, with 0.0 being no chance and 1.0 will always return true.

pub fn gen_sample<'a, T>(&mut self, list: &'a [T]) -> Option<&'a T>

Samples a random item from a slice of values.

pub fn gen_sample_iter<T>(&mut self, list: T) -> Option<<T as Iterator>::Item>
where T: Iterator,

Samples a random item from an iterator of values.

pub fn gen_sample_mut<'a, T>(&mut self, list: &'a mut [T]) -> Option<&'a mut T>

Samples a random &mut item from a slice of values.

pub fn gen_sample_multiple<'a, T>( &mut self, list: &'a [T], amount: usize, ) -> Vec<&'a T>

Samples multiple unique items from a slice of values.

pub fn gen_sample_multiple_mut<'a, T>( &mut self, list: &'a mut [T], amount: usize, ) -> Vec<&'a mut T>

Samples multiple unique items from a mutable slice of values.

pub fn gen_sample_multiple_iter<T>( &mut self, list: T, amount: usize, ) -> Vec<<T as Iterator>::Item>
where T: Iterator,

Samples multiple unique items from an iterator of values.

pub fn gen_weighted_sample<'a, T, F>( &mut self, list: &'a [T], weight_sampler: F, ) -> Option<&'a T>
where F: Fn((&T, usize)) -> f64,

Stochastic Acceptance implementation of Roulette Wheel weighted selection.

pub fn gen_weighted_sample_mut<'a, T, F>( &mut self, list: &'a mut [T], weight_sampler: F, ) -> Option<&'a mut T>
where F: Fn((&T, usize)) -> f64,

Stochastic Acceptance implementation of Roulette Wheel weighted selection for mutable references.

Trait Implementations§

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impl Clone for RngGenerator

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fn clone(&self) -> RngGenerator

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Default for RngGenerator

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fn default() -> RngGenerator

Creates a new RngGenerator, initializing it with a harcoded seed

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impl HasSchema for RngGenerator

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fn schema() -> &'static Schema

Get this type’s [Schema].
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fn register_schema()

Register this schema with the global schema registry. Read more
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fn cast<T>(this: &Self) -> &T
where T: HasSchema,

Cast a reference of this type to a reference of another type with the same memory layout. Read more
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fn try_cast<T>(this: &Self) -> Result<&T, SchemaMismatchError>
where T: HasSchema,

Cast a reference of this type to a reference of another type with the same memory layout. Read more
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fn cast_mut<T>(this: &mut Self) -> &mut T
where T: HasSchema,

Cast a mutable reference of this type to a reference of another type with the same memory layout. Read more
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fn try_cast_mut<T>(this: &mut Self) -> Result<&mut T, SchemaMismatchError>
where T: HasSchema,

Cast a mutable reference of this type to a reference of another type with the same memory layout. Read more
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fn as_schema_ref(&self) -> SchemaRef<'_>
where Self: Sized,

Converts a reference of T to a SchemaRef
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fn as_schema_mut(&mut self) -> SchemaRefMut<'_>
where Self: Sized,

Converts a reference of T to a SchemaRefMut

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