Struct GameRng

pub struct GameRng { /* private fields */ }

Game random number generator with seed support

Implementations

impl GameRng

pub fn new(seed: Option<u64>) -> Self

Create a new RNG with optional seed

pub fn gen_range(&mut self, max: usize) -> usize

Generate a random value between 0 and max (exclusive)

pub fn gen_bool(&mut self, probability: f64) -> bool

Generate a random boolean with given probability

pub fn gen_tile_value(&mut self) -> u32

Generate a random tile value (2 or 4 with 90/10 probability)

pub fn get_seed(&self) -> Option<u64>

Get the current seed (if available)

Trait Implementations

impl Clone for GameRng

fn clone(&self) -> GameRng

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GameRng

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for GameRng

fn default() -> Self

Returns the “default value” for a type.