this post was submitted on 17 Dec 2023
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Linux Gaming

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[–] pelya 28 points 11 months ago (1 children)

With such a headline, I'm going to believe they have removed usleep(10000) from the frame rendering code.

[–] GustavoM 6 points 11 months ago

Nah, they reduced its If { else if sequences.

[–] shadoh 7 points 11 months ago (1 children)

According to the commit, they enabled loop unrolling? Im not that experienced with reading this stuff, but if I had to guess, I'd say that'd be what did it

[–] [email protected] 6 points 11 months ago (1 children)

Yup, that's the one line change, enabling loop unrolling.

[–] ichbinjasokreativ 1 points 10 months ago

loop-unrolling.enable()

[–] [email protected] 5 points 11 months ago* (last edited 11 months ago) (1 children)

Honestly, the Talos Principle Vulkan implementation feels so broken/underbaked I'm surprised anyone's testing new drivers with it

[–] Narann 4 points 11 months ago

Yes, bad use of API shouldn’t be use as reference, but it also increases Valheim (which does not seems to be the best API us ever):

I can confirm, this also brings Valheim from 45 to 70-80 FPS on my machine (4090M, 7945HX) at 1080p Ultra Settings.

Commit here.

They simply added this line op.max_unroll_iterations = 32;, related to NIR shader compilation. Passed to NIR here.

(I stop here, lost track and interest in further investigation)

[–] [email protected] 2 points 11 months ago

now let's see whether the next patch bumps it to 27 or 36 fps!

[–] merthyr1831 2 points 11 months ago

Phoronix is going to be flooded with almost identical headlines like this if they make an article every time the (brand-new) NVK Mesa driver gets a commit that improves performance somewhere