Godot version

4.0.1rc1

System information

Windows10, AMD Ryzen 9 5900X, NVIDIA GeForce RTX 3060 Ti, driver version 30.0.15.1179, compatibility.

Issue description

Particle systems with transparent planes don't work in compatibility render pipeline. See comparison with mobile render pipeline, everything else identical:

It could possibly be related to the add blend mode that is broken. Not sure.

Steps to reproduce

Configure a CPUParticles3D system and with transparent particle and watch the sorting.

Minimal reproduction project

godot_repex.zip