-- from rso mod
local zeroExpression = {
    expression_id = "literal-number:1",
    literal_value = 0,
    type = "literal-number"
}

-- this has to be a startup option, so it makes no diffrence if you just toggle the whole mod or provide a single option, which requires a game restart anyway.
--if not settings.startup["rso-vanilla-biter-generation"].value then
for _, ent in pairs(data.raw["unit-spawner"]) do
    if ent and ent.autoplace then
        ent.autoplace.probability_expression = zeroExpression
    end
end

for _, ent in pairs(data.raw.turret) do
    if ent.subgroup == "enemies" and ent and ent.autoplace then
        ent.autoplace.probability_expression = zeroExpression
    end
end
--end