diff options
Diffstat (limited to 'examples/game_of_life/src')
| -rw-r--r-- | examples/game_of_life/src/main.rs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/examples/game_of_life/src/main.rs b/examples/game_of_life/src/main.rs index 17b4090d..fb4b5b75 100644 --- a/examples/game_of_life/src/main.rs +++ b/examples/game_of_life/src/main.rs @@ -159,7 +159,7 @@ mod grid { canvas::{self, Cache, Canvas, Cursor, Event, Frame, Geometry, Path}, mouse, Color, Element, Length, Point, Rectangle, Size, Vector, }; - use std::collections::{HashMap, HashSet}; + use rustc_hash::{FxHashMap, FxHashSet}; pub struct Grid { life: Life, @@ -395,12 +395,12 @@ mod grid { #[derive(Default)] pub struct Life { - cells: HashSet<Cell>, + cells: FxHashSet<Cell>, } impl Life { fn tick(&mut self) { - let mut adjacent_life = HashMap::new(); + let mut adjacent_life = FxHashMap::default(); for cell in &self.cells { let _ = adjacent_life.entry(*cell).or_insert(0); |