switch to fxhash

src/layout/painter.rs

@@ -55,7 +55,7 @@ impl<'a> PainterCtx<'a> {
             textures,
             text,
             screen_size,
-            drawing: HashSet::new(),
+            drawing: HashSet::default(),
         }
     }
 

src/layout/text.rs

@@ -60,7 +60,7 @@ impl TextData {
         attrs: &TextAttrs,
         textures: &mut Textures,
     ) -> (TextureHandle, TextOffset) {
-        let mut pixels = HashMap::new();
+        let mut pixels = HashMap::default();
         let mut min_x = 0;
         let mut min_y = 0;
         let mut max_x = 0;

src/layout/ui.rs

@@ -236,7 +236,7 @@ impl Widgets {
     pub fn new() -> Self {
         Self {
             ids: IdTracker::default(),
-            map: HashMap::new(),
+            map: HashMap::default(),
         }
     }
 
@@ -298,7 +298,7 @@ impl Widgets {
             WidgetData {
                 widget,
                 label,
-                sized_children: HashSet::new(),
+                sized_children: HashSet::default(),
                 borrowed: false,
                 sensor: false,
             },

src/util/mod.rs

@@ -10,5 +10,5 @@ pub(crate) use id::*;
 pub(crate) use math::*;
 pub(crate) use refcount::*;
 
-pub type HashMap<K, V> = std::collections::HashMap<K, V>;
-pub type HashSet<K> = std::collections::HashSet<K>;
+pub type HashMap<K, V> = fxhash::FxHashMap<K, V>;
+pub type HashSet<K> = fxhash::FxHashSet<K>;