transmission renders black on macOS

[mockersf]

Bevy version

main since https://github.com/bevyengine/bevy/pull/13031

[Optional] Relevant system information

{ os: "MacOS 14.4.1 ", kernel: "23.4.0", cpu: "Apple M1 Max", core_count: "10", memory: "64.0 GiB" }
{ name: "Apple M1 Max", vendor: 0, device: 0, device_type: IntegratedGpu, driver: "", driver_info: "", backend: Metal }

Can also reproduce on Windows in CI, but people were not able to reproduce on Windows locally

What you did

Run example transmission

What went wrong

There seems to be no light transmission at all

[BD103]

I was able to reproduce this as well. An interesting side-effect is that the candle and large sphere now have a "trail" following them. (Look at the borders of both, compared to the floor.)

https://github.com/bevyengine/bevy/assets/59022059/d2a2b73f-88e5-4f75-af27-2a8fb80833d5

@pcwalton, do you have any ideas what may be happening here?

[Friz64]

Also happens here on Linux.

AdapterInfo { name: "AMD Radeon RX 7900 GRE (RADV NAVI31)", vendor: 4098, device: 29772, device_type: DiscreteGpu, driver: "radv", driver_info: "Mesa 24.0.6-arch1.2", backend: Vulkan }

An interesting side-effect is that the candle and large sphere now have a "trail" following them.

@BD103 That's TAA being TAA.