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Under Consideration for 2022.3.X, 6000.0.X, 6000.2.X, 6000.3.X, 6000.4.X
Votes
0
Found in
2022.3.60f1
6000.0.40f1
6000.2.0a6
6000.3.0a1
6000.4.0a1
Issue ID
UUM-99279
Regression
Yes
Artifacts are visible when moving and viewing Alpha Clipped Geometry in front of Volumetric Clouds
How to reproduce:
1. Create and open a new HDRP project
2. Import the “PalmTree.unitypackage“ into the project
3. Add the “Assets/Trees/Palm2/Palm_Desktop_Color.png“ texture onto a new Plane Game Object
4. Enable the Plane GameObject’s Shader > Surface Options > Alpha Clipping in the Inspector
5. Enable Edit > Project settings > Quality > HDRP > Lighting > Volumetrics > Volumetric Clouds
6. Add a “Volumetric Clouds“ override in the “Sky and Fog Volume“ GameObject in the Inspector
7. Pan around the Plane Game Object in the Scene view
8. Observe the Scene view
Expected result: No artifacts around the edges of the Alpha Clipped Plane
Actual result: Artifacts are visible on the edges of the Alpha Clipped Plane
Reproducible in: 6000.0.40f1, 6000.2.0a6
Could not test in: 2022.3.59f1, 6000.1.0b9 (could not test locally)
Reproduced on: Windows 11 (By the reporter)
Not reproduced on: Windows 11 Pro (24H2) (tested locally)
Note: Could not test this locally
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mgeorgedeveloper
Jun 05, 2025 11:52
Please see this thread where I created a detailed video that shows a similar (but maybe not exactly the same) case where black noisy spots become visible in certain conditions (explained clearly in the thread) https://discussions.unity.com/t/black-flickering-noise-near-alpha-clipped-edges-when-volumetric-clouds-with-ghosting-reduction-is-enabled/1635942