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Issue ID




[HDRP] Visual artifacts are seen when using Forward renderer with MSAA

Package: Scriptable Render Pipeline HD


How to reproduce:
1. Open the attached project's Scene labeled "SampleScene"
2. Change Quality to Medium profile (Edit->Project Settings->Quality)
3. Wait for all compilation processes to finish
4. Inspect the Game View

Expected result: No visual artifacts are seen
Actual result: Visual artifacts are seen

Reproducible with: 10.5.0 (2020.3.8f1), 11.0.0 (2021.1.7f1), 12.0.0 (2021.2.0a17)
Couldn't test with: 4.10.0-preview (2018.4.35f1), 7.6.0 (2019.4.26f1) (Project breaks when downgrading. Couldn't reproduce the same issue on a fresh project)

- Artifacts can be seen in standalone Player with Unity 2020.3.8f1

  1. Resolution Note:

    This an issue within the graphics driver. The issue has been reported to Apple as rdar://81401163.

Comments (1)

  1. Jasper-Flick

    May 11, 2021 13:51

    An underlying issue is that Unity cannot correctly deal with multisample textures that aren't set to auto-resolve. Custom SRPs also suffer from artifacts and the frame debugger cannot deal with such textures either.

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