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10 votes
Accepted

How do I change the font size of small text in OpenTTD?

There are two options available to you that solve this problem: 1. Game options In the Game Options screen, accessed either through the main menu or from the gear icon in your toolbar, there is a ...
MMM's user avatar
  • 597
7 votes

Are high mountains possible with random map generation?

By fiddling with landscape generation in the scenario editor, I realized two important things: The game only has 45° slopes and no concept of drops/cliffs What this means is that if you want a peak at ...
leokhorn's user avatar
  • 856
7 votes
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Cannot combine a city airport with existing station but can do with small airport

It looks like you're trying to extend the station beyond the maximum set station spread size. The small airport still fits within this limit (which is 12x12 tiles by default) but since the city ...
MMM's user avatar
  • 597
7 votes

Are long roads worth it over trains?

In the short term, busses are better than trains: they're cheaper to build, cheaper to run, and you can use the existing roads rather than needing to bulldoze your way into town. In the long run, ...
Mark's user avatar
  • 2,820
6 votes

How to set up 2 or more trains running on the same track?

By "sideline rail", I assume you mean a passing loop. The easiest way to do it is like this: The passing section is as long as the longest train on the track, plus one tile for the signal. One-way ...
Mark's user avatar
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6 votes
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How do I make my trains use the empty platforms in my train station?

In order to make your trains use your empty platforms on this station, it may be instructive to you to read more about how signals work in depth. Signals divide your rail into what's commonly known as ...
aphid's user avatar
  • 8,357
5 votes

Why is this entry signal showing green?

The problem is that you've got an entry pre-signal giving access to a block without any exit pre-signals. In that situation, it acts as an ordinary block signal, and since the block it's protecting ...
Mark's user avatar
  • 2,820
5 votes
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OpenTTD NewGRF WebRequests

What you want isn't possible without extensive modification to OpenTTD. NML is a domain-specific language built on top of GRF, not Python. It doesn't have any functionality that the underlying GRF ...
Mark's user avatar
  • 2,820
5 votes
Accepted

How to get the Operating Profit Graph for the entire game?

It's not possible. The game only stores the company history for the past 24 quarters (6 years). Source: looking through the game's source code. In the file company_type.h is the line static const ...
Mark's user avatar
  • 2,820
4 votes
Accepted

ECS NewGRF: why do these station ratings drop?

By starting new games disabling single NewGRF I found out the behaviour in my game was caused by clashing ECS basic and ECS basic II - any one of them didn't cause trouble, however having them both ...
julka's user avatar
  • 171
4 votes

What is the most efficient rail layout?

There's no one answer. The optimal layout for two trains depends on the traffic volume and cargo type: For a source-to-destination cargo (eg. coal or steel), and a cargo volume low enough that one ...
Mark's user avatar
  • 2,820
4 votes

Why are there lots of empty tiles in the city centre?

You appear to have 'Hide buildings' turned on. Some buildings (parks, fountains, etc.) have no foundations at all. Some of these do cause pavement to appear, but not all. Have you queried the empty ...
aphid's user avatar
  • 8,357
4 votes
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OpenTTD Loading & Unloading times

You're mis-interpreting "load amount". load_amount is an internal attribute of a wagon or vehicle that determines how big a chunk of cargo is loaded during each cycle. For example, a train ...
Mark's user avatar
  • 2,820
4 votes
Accepted

How do I ensure my trains stay evenly spaced on a shared track?

On the top right of the Vehicle Orders dialogue, a "Timetable" button is available which will allow you to set a timetable for the vehicle. The timetable sets out the minimum time a vehicle ...
KingJ's user avatar
  • 1,020
3 votes
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Is there any benefit in funding new buildings while the town is still funded?

Yes, there is, with some caveats The real mechanics are a bit complicated. Here's an in-depth resourcenote. You can also check out the code, specifically the file /src/town_cmd.cpp. From the contents ...
aphid's user avatar
  • 8,357
3 votes
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What is the most efficient rail layout?

For starters I'm going to contribute another answer here, from my experience in competitive openTTD citybuilding and 'goal server' games. Here, ROI is key, especially at the beginning of the game, ...
aphid's user avatar
  • 8,357
3 votes

Can I change industry output when creating an OpenTTD scenario?

You can use the hotkey ctrl+alt+c. This opens the cheat window. This option is only possible in singleplayer.
lol's user avatar
  • 51
3 votes

How to enable electric railroads in subtropical climate world?

In the default game, the subtropical climate only gets access to steam, diesel, monorail, and maglev locomotives (only the temperate climate gets access to electric). In order to get electric ...
Mark's user avatar
  • 2,820
3 votes
Accepted

How quickly does local authority rating change?

Some actions have an immediate effect: Demolishing buildings and roads Clearing and planting trees Bribery Others take effect during the once-a-month re-calculations: Providing (or not providing) ...
Mark's user avatar
  • 2,820
3 votes

How is tunnel price calculated in openttd?

Also see tunnelbridge.cpp in the openTTD sources: /* Tile shift coefficient. Will decrease for very long tunnels to avoid exponential growth of price*/ int tiles_coef = 3; /* Number of tiles from ...
aphid's user avatar
  • 8,357
3 votes

Is it possible to achieve a 100% transported percentage?

In order to achieve a 100% transported percentage, you need a 100% (perfect) station rating for a cargo. Talking about the station rating: You need 255 rating-points to get to perfect. Let's take a ...
aphid's user avatar
  • 8,357
3 votes

How do I build lengthwise multi-platform stations?

There are some tricks for elongated stations, though no designs I know of are actually only a single-tile wide. Here's a basic implementation of the principles with a 4-tile wide double-direction ...
aphid's user avatar
  • 8,357
3 votes

How Many Passengers?

Passengers: The problem with using city pop: Cargo generation is not exactly proportional to it. First, there is a random factor, but you'll notice that even if you note down say 10,000 passenger ...
aphid's user avatar
  • 8,357
3 votes
Accepted

Collect oil on oil rig with a feeder system

Cargo decays from overloaded stations Sidenote: An oil rig is a 'station' of sorts, it includes a neutral dock and helipad all companies can use. The reasons for this mechanic include three things: ...
aphid's user avatar
  • 8,357
3 votes

How do I optimize my high-throughput train station that has lots of exits and depots?

The obvious solution might be to have 4 tracks leading in/out of the station instead of 2. And don't overcomplicate the route in/out, trains try to find a free path not reserved for another train. If ...
Amarth's user avatar
  • 1,386
2 votes

Why do multiple vehicles which are running the same route tend to bunch up together?

Though not a part of the base game, a good way to prevent this is the auto-separation feature of JGR's patch pack. Once you have vehicles with shared orders (most easily accomplished by holding down ...
luca009's user avatar
  • 21
2 votes

Buy all shares in multiplayer mode openttd?

First, in order to enable buying shares, the server needs to have the relevant 'Competitors' option set (allow buying shares). According to the openTTD wiki, even with this option on it is ...
aphid's user avatar
  • 8,357
2 votes

Quickest method to sell everything

Destroying your current network Towns won't allow you to destroy more than a couple buildings before dropping their rating too low, even from the maximum of '1000' rating. It's also quite easy to get ...
aphid's user avatar
  • 8,357
2 votes
Accepted

Why did my train choose the blocked path at the junction?

Pathfinding Signals do not affect the path a train takes directly: A signal can only force a train to stop and start, but cannot dictate its direction. While this is true, trains do take signals into ...
aphid's user avatar
  • 8,357
2 votes
Accepted

How do I make a city recover from a disastrous flood?

How to re-create a town or city Find the center tile. All town building is done by pathfinding (over roads) from the 'center tile'. A town cannot build on any tile with a road connection to the ...
aphid's user avatar
  • 8,357

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