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Won't Fix

Votes

0

Found in

2018.3.11f1

Issue ID

1142675

Regression

No

[Android] [Mali] Mesh Render produces artifact across half screen when reaching certain local scale size on device with Mali G76

Mobile Graphics

-

To reproduce:
1. Open attached project "Repro_GalaxyS10e.zip"
2. Build for Android with Mali G76
3. When in App, keep scaling the mesh up until it produces artifacts (~16 times if in portrait mode, ~31 time if in landscape mode)

Result: artifacts across screen are seen (screen is splitted diagonally)

Reproduced in: 2017.4.26f1, 2018.3.14f1, 2019.1.0f2, 2019.2.0a13, 2019.1.0a1

Reproduced on devices:
VLNQA00265, Samsung Galaxy S10 (SM-G973F), Android 9, CPU: Exynos 9 9820, GPU: Mali-G76
VLNQA00270, Samsung Galaxy S10e (SM-G970F), Android 9, CPU: Exynos 9 9820, GPU: Mali-G76
VLNQA00267, Samsung Galaxy S10+ (SM-G975F), Android 9, CPU: Exynos 9 9820, GPU: Mali-G76
VLNQA00231, Huawei HUAWEI Mate 20 Pro (LYA-L29), Android 9, CPU: HiSilicon Kirin 980, GPU: Mali-G76

Not Reproduced on devices:
VLNQA00138, Huawei P20 Pro (CLT-L29), Android 8.1.0, CPU: HiSilicon Kirin 970, GPU: Mali-G72
VLNQA00262, Sony Xperia XZ Premium (G8141), Android 9, CPU: Snapdragon 835 MSM8998, GPU: Adreno (TM) 540
VLNQA00261, Samsung Galaxy S10+ (SM-G975U), Android 9, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640

Note: reproduces on both GLES3 and Vulkan. Does not reproduce on Standalone, iOS

  1. Resolution Note (2018.4.X):

    Won't fix: specific GPU issue on rare conditions, implementing workaround would affect general case performance.

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