NetSysFire

Where is your complete terminal output I asked for?

- Making the tree top t_open_air changes nothing. - In fact, teleporting onto a field (where sleeping is fast), and manually spawning a tree and sleeping next to it is...

It makes no difference whether or not a tree top is present.

I updated and tried again, but it is still super slow when using the provided save and sleeping in the improvised shelter. - OS: Linux - OS Version: LSB Version:...

[perf.data.gz](https://github.com/CleverRaven/Cataclysm-DDA/files/15286792/perf.data.gz) I was advised to use `--call-graph=lbr` but I am getting `cycles:Pu: PMU Hardware or event type doesn't support branch stack sampling.`, so I just used `perf record -F 99...

Using the linux tiles build off github which is compiled using gcc9 on I think ubuntu 20.04 or 22.04, also on linux, has that issue for me which I just...

Reusing the function funnels use is one thing, actually implementing evaporation and absorption is another.

I wonder if this is only reproducible on windows since it works fine for me as well, since I am also on Linux

I wonder if it might be related to hardware acceleration or something similar, did you try changing the renderer in the options?

GPU stuff may be arcane. If it is reliably reproducible with direct3d this is definitely a bug. If not, it may be some weird driver shenanigans. This needs further testing.