clean up

crates/bevy_render/src/picking.rs

@@ -258,6 +258,7 @@ impl GpuPickingCameraBuffers {
 #[derive(Resource)]
 pub struct VisibleMeshEntities(pub Option<Vec<Entity>>);
 
+/// Sends the mesh id buffer to the main world
 fn send_buffer(
     query: Query<&ExtractedGpuPickingCamera>,
     render_device: Res<RenderDevice>,
@@ -301,9 +302,9 @@ fn send_buffer(
     }
 }
 
-/// Receives the entity buffer from the render world through an async channel
-fn receive_buffer(mut q: Query<&mut GpuPickingCamera>) {
-    for mut cam in &mut q {
+/// Receives the mesh id buffer from the render world
+fn receive_buffer(mut cameras: Query<&mut GpuPickingCamera>) {
+    for mut cam in &mut cameras {
         let (_, receiver) = cam.data_channel.clone();
         let Ok(data) = receiver.try_recv() else { continue; };
         cam.data = data;