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Maniphest T71391

Line artifacts in Mantaflow smoke sim when using "Noise"
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Description

System Information
Operating system: Windows-10-10.0.17763 64 Bits
Graphics card: GeForce GTX 660 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 441.08

Blender Version
Broken: version: 2.81 (sub 12), branch: fluid-mantaflow, commit date: 2019-10-19 21:25, hash: rB998c8d18f226
Worked: (optional)

Short description of error
When Noise is activated in a Mantaflow smoke sim, hash line artifacts show up in the early frames of the sim.
With Noise active:


With Noise switched off:

Here's the .blend file:

mantaflow_2.81_problems.blend607 KBDownload

Exact steps for others to reproduce the error
Create mantaflow smoke sim, bake smoke, bake noise, notice artifacts.

Details

Type
Bug

Event Timeline

Dalai Felinto (dfelinto) added subscribers: Sebastián Barschkis (sebbas), Dalai Felinto (dfelinto).Wed, Nov 6, 10:11 PM

We don't usually take bug reports in work in progress branches, but I will leave to @Sebastián Barschkis (sebbas) to decide what to do here.
Thanks for reporting and testing the functionalities either way.

Juan Gea (juang3d) added a subscriber: Juan Gea (juang3d).Wed, Nov 6, 10:40 PM

I can confirm I can reproduce the problem even at render time.

Sebastián Barschkis (sebbas) claimed this task.Fri, Nov 8, 10:37 AM

Yes, thanks for reporting. I will look into this now.