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Won't Fix
Votes
0
Found in
2017.3.0b10
Issue ID
971912
Regression
No
[Android Adreno] [Vulkan] Rendering MotionVector from MeshRenderers generates artifacts or totally black
Steps:
1. Build Android Vulkan Player with repro project
2. Run it on Android Vulkan device (Adreno GPU e.g. Google Pixel 2)
3. Observe
Expected result: On the screen there are 3 "rainbow" colored capsules/cylinder with black background (Please see image in comment)
Actual result: Some artifacts or totally black
Reproducible in : 2018.3.0a9, 2018.2.4f1
Reproducible on this device: Google Pixel 2
Not-reproducible on this device : Samsung galaxy Note8 (mali GPU)
Note : Also reproducible on Mac 10.13
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Resolution Note (2019.3.X):
Seems like Adreno Vulkan compiler is not smart enough to optimize away a common multiplication factor before divison. E.g. float2 xx = a * 0.001; float angle = atan2(xx.x, xx.y);