Do no use the ahash reimport (emilk#4504)

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Related to emilk#3482 

Not sure what the "best practice" is, to me it seems like one should
import from "the original location" if possible, but now it should at
least be possible to not re-export ahash without any breakage in the
egui code base (but possibly in projects using egui, so one should
probably deprecate it if one would like to go that path). It also seems
like epaint re-exports ahash.

Cargo.lock

@@ -1172,6 +1172,7 @@ dependencies = [
 name = "eframe"
 version = "0.27.2"
 dependencies = [
+ "ahash",
  "bytemuck",
  "directories-next",
  "document-features",
@@ -1227,6 +1228,7 @@ dependencies = [
 name = "egui-wgpu"
 version = "0.27.2"
 dependencies = [
+ "ahash",
  "bytemuck",
  "document-features",
  "egui",
@@ -1245,6 +1247,7 @@ name = "egui-winit"
 version = "0.27.2"
 dependencies = [
  "accesskit_winit",
+ "ahash",
  "arboard",
  "document-features",
  "egui",
@@ -1302,6 +1305,7 @@ dependencies = [
 name = "egui_extras"
 version = "0.27.2"
 dependencies = [
+ "ahash",
  "chrono",
  "document-features",
  "egui",
@@ -1320,6 +1324,7 @@ dependencies = [
 name = "egui_glow"
 version = "0.27.2"
 dependencies = [
+ "ahash",
  "bytemuck",
  "document-features",
  "egui",
@@ -1340,6 +1345,7 @@ dependencies = [
 name = "egui_plot"
 version = "0.27.2"
 dependencies = [
+ "ahash",
  "document-features",
  "egui",
  "serde",

crates/eframe/Cargo.toml

@@ -129,6 +129,7 @@ egui = { workspace = true, default-features = false, features = [
   "log",
 ] }
 
+ahash.workspace = true
 document-features.workspace = true
 log.workspace = true
 parking_lot.workspace = true

crates/eframe/src/native/glow_integration.rs

@@ -26,10 +26,10 @@ use winit::{
     window::{Window, WindowId},
 };
 
+use ahash::{HashMap, HashSet};
 use egui::{
-    ahash::HashSet, epaint::ahash::HashMap, DeferredViewportUiCallback, ImmediateViewport,
-    ViewportBuilder, ViewportClass, ViewportId, ViewportIdMap, ViewportIdPair, ViewportInfo,
-    ViewportOutput,
+    DeferredViewportUiCallback, ImmediateViewport, ViewportBuilder, ViewportClass, ViewportId,
+    ViewportIdMap, ViewportIdPair, ViewportInfo, ViewportOutput,
 };
 #[cfg(feature = "accesskit")]
 use egui_winit::accesskit_winit;

crates/eframe/src/native/run.rs

@@ -2,7 +2,7 @@ use std::{cell::RefCell, time::Instant};
 
 use winit::event_loop::{EventLoop, EventLoopBuilder};
 
-use egui::epaint::ahash::HashMap;
+use ahash::HashMap;
 
 use crate::{
     epi,

crates/eframe/src/native/wgpu_integration.rs

@@ -15,8 +15,8 @@ use winit::{
     window::{Window, WindowId},
 };
 
+use ahash::{HashMap, HashSet, HashSetExt};
 use egui::{
-    ahash::{HashMap, HashSet, HashSetExt},
     DeferredViewportUiCallback, FullOutput, ImmediateViewport, ViewportBuilder, ViewportClass,
     ViewportId, ViewportIdMap, ViewportIdPair, ViewportIdSet, ViewportInfo, ViewportOutput,
 };

crates/egui-wgpu/Cargo.toml

@@ -50,6 +50,7 @@ x11 = ["winit?/x11"]
 egui = { workspace = true, default-features = false }
 epaint = { workspace = true, default-features = false, features = ["bytemuck"] }
 
+ahash.workspace = true
 bytemuck.workspace = true
 document-features.workspace = true
 log.workspace = true

crates/egui-wgpu/src/renderer.rs

@@ -2,7 +2,8 @@
 
 use std::{borrow::Cow, num::NonZeroU64, ops::Range};
 
-use epaint::{ahash::HashMap, emath::NumExt, PaintCallbackInfo, Primitive, Vertex};
+use ahash::HashMap;
+use epaint::{emath::NumExt, PaintCallbackInfo, Primitive, Vertex};
 
 use wgpu::util::DeviceExt as _;
 

crates/egui-winit/Cargo.toml

@@ -59,6 +59,8 @@ x11 = ["winit/x11", "bytemuck"]
 
 [dependencies]
 egui = { workspace = true, default-features = false, features = ["log"] }
+
+ahash.workspace = true
 log.workspace = true
 raw-window-handle.workspace = true
 web-time.workspace = true

crates/egui-winit/src/lib.rs

@@ -14,16 +14,15 @@ pub use accesskit_winit;
 pub use egui;
 #[cfg(feature = "accesskit")]
 use egui::accesskit;
-use egui::{
-    ahash::HashSet, Pos2, Rect, Vec2, ViewportBuilder, ViewportCommand, ViewportId, ViewportInfo,
-};
+use egui::{Pos2, Rect, Vec2, ViewportBuilder, ViewportCommand, ViewportId, ViewportInfo};
 pub use winit;
 
 pub mod clipboard;
 mod window_settings;
 
 pub use window_settings::WindowSettings;
 
+use ahash::HashSet;
 use raw_window_handle::HasDisplayHandle;
 
 #[allow(unused_imports)]

crates/egui/src/id.rs

@@ -52,13 +52,13 @@ impl Id {
 
     /// Generate a new [`Id`] by hashing some source (e.g. a string or integer).
     pub fn new(source: impl std::hash::Hash) -> Self {
-        Self::from_hash(epaint::ahash::RandomState::with_seeds(1, 2, 3, 4).hash_one(source))
+        Self::from_hash(ahash::RandomState::with_seeds(1, 2, 3, 4).hash_one(source))
     }
 
     /// Generate a new [`Id`] by hashing the parent [`Id`] and the given argument.
     pub fn with(self, child: impl std::hash::Hash) -> Self {
         use std::hash::{BuildHasher, Hasher};
-        let mut hasher = epaint::ahash::RandomState::with_seeds(1, 2, 3, 4).build_hasher();
+        let mut hasher = ahash::RandomState::with_seeds(1, 2, 3, 4).build_hasher();
         hasher.write_u64(self.0.get());
         child.hash(&mut hasher);
         Self::from_hash(hasher.finish())

crates/egui_extras/Cargo.toml

@@ -64,6 +64,7 @@ syntect = ["dep:syntect"]
 [dependencies]
 egui = { workspace = true, default-features = false, features = ["serde"] }
 
+ahash.workspace = true
 enum-map = { version = "2", features = ["serde"] }
 log.workspace = true
 serde.workspace = true

crates/egui_extras/src/loaders/ehttp_loader.rs

@@ -1,5 +1,5 @@
+use ahash::HashMap;
 use egui::{
-    ahash::HashMap,
     load::{Bytes, BytesLoadResult, BytesLoader, BytesPoll, LoadError},
     mutex::Mutex,
 };

crates/egui_extras/src/loaders/file_loader.rs

@@ -1,5 +1,5 @@
+use ahash::HashMap;
 use egui::{
-    ahash::HashMap,
     load::{Bytes, BytesLoadResult, BytesLoader, BytesPoll, LoadError},
     mutex::Mutex,
 };

crates/egui_extras/src/loaders/image_loader.rs

@@ -1,5 +1,5 @@
+use ahash::HashMap;
 use egui::{
-    ahash::HashMap,
     load::{BytesPoll, ImageLoadResult, ImageLoader, ImagePoll, LoadError, SizeHint},
     mutex::Mutex,
     ColorImage,

crates/egui_extras/src/loaders/svg_loader.rs

@@ -1,7 +1,8 @@
 use std::{mem::size_of, path::Path, sync::Arc};
 
+use ahash::HashMap;
+
 use egui::{
-    ahash::HashMap,
     load::{BytesPoll, ImageLoadResult, ImageLoader, ImagePoll, LoadError, SizeHint},
     mutex::Mutex,
     ColorImage,

crates/egui_glow/Cargo.toml

@@ -56,6 +56,7 @@ x11 = ["winit?/x11"]
 egui = { workspace = true, default-features = false, features = ["bytemuck"] }
 egui-winit = { workspace = true, optional = true, default-features = false }
 
+ahash.workspace = true
 bytemuck.workspace = true
 glow.workspace = true
 log.workspace = true

crates/egui_glow/src/winit.rs

@@ -1,8 +1,8 @@
+use ahash::HashSet;
+use egui::{ViewportId, ViewportOutput};
 pub use egui_winit;
-pub use egui_winit::EventResponse;
-
-use egui::{ahash::HashSet, ViewportId, ViewportOutput};
 use egui_winit::winit;
+pub use egui_winit::EventResponse;
 
 use crate::shader_version::ShaderVersion;
 

crates/egui_plot/Cargo.toml

@@ -37,6 +37,7 @@ serde = ["dep:serde", "egui/serde"]
 [dependencies]
 egui = { workspace = true, default-features = false }
 
+ahash.workspace = true
 
 #! ### Optional dependencies
 ## Enable this when generating docs.

crates/egui_plot/src/lib.rs

@@ -15,7 +15,7 @@ mod transform;
 
 use std::{cmp::Ordering, ops::RangeInclusive, sync::Arc};
 
-use egui::ahash::HashMap;
+use ahash::HashMap;
 use egui::*;
 use emath::Float as _;
 use epaint::Hsva;

crates/egui_plot/src/memory.rs

@@ -1,6 +1,6 @@
 use std::collections::BTreeMap;
 
-use egui::{ahash, Context, Id, Pos2, Vec2b};
+use egui::{Context, Id, Pos2, Vec2b};
 
 use crate::{PlotBounds, PlotTransform};