raysan5

CUSTOM GAME ENGINES: A Small Study

WARNING: Article moved to separate repo to allow users contributions: https://github.com/raysan5/custom_game_engines

A couple of weeks ago I played (and finished) A Plague Tale, a game by Asobo Studio. I was really captivated by the game, not only by the beautiful graphics but also by the story and the locations in the game. I decided to investigate a bit about the game tech and I was surprised to see it was developed with a custom engine by a relatively small studio. I know there are some companies using custom engines but it's very difficult to find a detailed market study with that kind of information curated and updated. So this article.

Nowadays lots of companies choose engines like [Unreal](https:

gilzoide

-- Returns false if value is falsey (`nil` or `false`), returns true if value is truthy (everything else)
function toboolean(v)
    return v ~= nil and v ~= false
end

-- Returns true if one value is falsey and the other is truthy, returns false otherwise
function xor(a, b)
    return toboolean(a) ~= toboolean(b)
end