Struct GameRng 

pub struct GameRng { /* private fields */ }

Seeded random number generator for reproducible gameplay

Implementations

impl GameRng

pub fn new(seed: u64) -> Self

Create a new RNG with a specific seed

pub fn from_entropy() -> Self

Create a new RNG with a random seed

pub fn seed(&self) -> u64

Get the current seed

pub fn roll(&mut self, sides: u32) -> u32

Roll a dice with N sides (1..=sides)

pub fn chance(&mut self, probability: f32) -> bool

Check if a random event occurs with given probability (0.0..=1.0)

pub fn range(&mut self, min: i32, max: i32) -> i32

Generate a random number in range

pub fn shuffle<T>(&mut self, slice: &mut [T])

Shuffle a slice in place

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

Pick a random element from a slice

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

Pick N random elements from a slice (without replacement)

Trait Implementations

impl Default for GameRng

fn default() -> Self

Returns the “default value” for a type.