Type Alias FnMutSystem 

pub type FnMutSystem = fn(&mut World);

System that takes an mutable reference to the World

Trait Implementations

impl System for FnMutSystem

fn is_mut(&self) -> bool

Whether this System takes a mutable reference to the World or not

fn apply_mut(&self, world: &mut World)

Apply the system on a mutable reference to World

fn apply(&self, world: &World)

Apply the system on a reference to World