What happened?

The player will be invisible if the sky is just behind him.

Screenshots

Home

Relevant log output

No response

Iris and Minecraft Version

iris-mc1.17-1.1.0.jar for Minecraft 1.17.1

Are you running Sodium along with Iris?

Yes

Operating System

Windows 10 Home

What is your GPU?

Nvidia GeForce RTX 2060

Java Version

AdoptOpenJDK's Java 16

Additional context

Its only happening with Sildurs Vibrant shaders v1.281