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By Design
Votes
0
Found in
2019.4
2019.4.14f1
2020.1
2020.2
2021.1
Issue ID
1294161
Regression
No
[Android] Shadowmap artefact appears on Adreno devices
How to reproduce:
1. Open "s1" Scene in the attached "ShadowTest_19_4.zip" Project
2. Enter PlayMode and observe the character's shadow
3. Build and run on an Adreno Android device
Expected Behavior: The shadow is normal (character silhouette)
Actual Behavior: The shadow is the shape of a rectangle
Reproducible with: 2019.4.16f1, 2020.1.17f1, 2020.2.0f1, 2021.1.9a1
Could not test on 2018.4.30f1 (some assets break on downgrade)
Reproducible with devices:
VLNQA00015, Samsung Galaxy Note8 (SM-N950W), Android 8.0.0, CPU: Snapdragon 835 MSM8998, GPU: Adreno (TM) 540
Not reproducible devices:
VLNQA00335, Samsung Galaxy S20+ 5G (SM-G986B), Android 10, CPU: Exynos 990, GPU: Mali-G77
Note:
- Image attached
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Resolution Note (2020.2.X):
By design: precision issue ( clamp(o.uv_Shadow.z, 0.00001, 0.99999), the constants are too close to 0 and 1, works correctly with 0.0001 and 0.9999)