Reproduction steps:
1. Open the attached “Pathfinding3D.zip“ project
2. Open “CubeGridExample” scene
3. Enter Play mode and observe the Scene window
Expected result: Green Debug line is invisible or dimmed when it’s behind GameObjects
Actual result: Green Debug line is fully visible when it’s behind GameObjects
Reproducible with: 2021.3.20f1, 2022.2.9f1, 2023.1.0b7, 2023.2.0a5
Could not test with: 2020.3.46f1 (Due to errors in the Console window)
Reproduced on: macOS Monterey 12.6 (Intel)