From aa96b257460a07b30489d104fae08d095a9e3a4e Mon Sep 17 00:00:00 2001
From: Joe Sorensen <hello@murl.digital>
Date: Mon, 8 Jul 2024 15:25:29 -0600
Subject: [PATCH] `egui-wgpu`: Ensure that `WgpuConfiguration` is `Send + Sync`
 (#4803)

As far as I can tell, there's no reason that this shouldn't be the case
---
 crates/egui-wgpu/src/lib.rs | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/crates/egui-wgpu/src/lib.rs b/crates/egui-wgpu/src/lib.rs
index d03e4e046f66..acc79ad00a3a 100644
--- a/crates/egui-wgpu/src/lib.rs
+++ b/crates/egui-wgpu/src/lib.rs
@@ -230,7 +230,8 @@ pub struct WgpuConfiguration {
     pub supported_backends: wgpu::Backends,
 
     /// Configuration passed on device request, given an adapter
-    pub device_descriptor: Arc<dyn Fn(&wgpu::Adapter) -> wgpu::DeviceDescriptor<'static>>,
+    pub device_descriptor:
+        Arc<dyn Fn(&wgpu::Adapter) -> wgpu::DeviceDescriptor<'static> + Send + Sync>,
 
     /// Present mode used for the primary surface.
     pub present_mode: wgpu::PresentMode,
@@ -248,7 +249,13 @@ pub struct WgpuConfiguration {
     pub power_preference: wgpu::PowerPreference,
 
     /// Callback for surface errors.
-    pub on_surface_error: Arc<dyn Fn(wgpu::SurfaceError) -> SurfaceErrorAction>,
+    pub on_surface_error: Arc<dyn Fn(wgpu::SurfaceError) -> SurfaceErrorAction + Send + Sync>,
+}
+
+#[test]
+fn wgpu_config_impl_send_sync() {
+    fn assert_send_sync<T: Send + Sync>() {}
+    assert_send_sync::<WgpuConfiguration>();
 }
 
 impl std::fmt::Debug for WgpuConfiguration {