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My game slows down when there are more trains. Does anyone know what to do about it?

Moderator: OpenTTD Developers
The more trains (or indeed, any vehicles) you have, the more processor usage is required to manage it all.šnek wrote: 11 Feb 2024 18:20 My game slows down when there are more trains. Does anyone know what to do about it?![]()
the original game, 30 years ago, was designed for a PC with 33MHz, and the game came to a crawl with a completely filled map.
Also, almost all of OpenTTD runs in a single thread.Eddi wrote: 14 Feb 2024 03:00the original game, 30 years ago, was designed for a PC with 33MHz, and the game came to a crawl with a completely filled map.
your modern PC is (naively counted) 100 times faster than that.(*)
but the game has become more complex since then. you can have 100 times more vehicles, you can have 100 times bigger maps. you can have NewGRFs with animations, you can have cargo distribution. vehicles can find their destinations over much larger distances.
all these improvements mean that the faster PC will be pushed to its limits again. this will happen with all simulation-style games.
(*) new processor architectures and compiler optimisations mean that the raw GHz number isn't really comparable.
As noted above by skc, OpenTTD runs in only one thread*, and no it can't easily be made to use more.šnek wrote: 14 Feb 2024 14:46Hra vytěžuje pouze jedno vlákno na maximum. Hra neběží na více vláknech procesoru?
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