SetPopulation: Difference between revisions
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==Example== | ==Example== | ||
(from Emigration v.2 mod) | (from Emigration v.2 mod) | ||
function movePopulation(fromPlayer, fromCity, | function movePopulation(fromPlayer, fromCity, toCity) | ||
fromCity:'''''SetPopulation'''''(fromCity:GetPopulation() - 1, true); --decrease population in a source city | fromCity:'''''SetPopulation'''''(fromCity:GetPopulation() - 1, true); --decrease population in a source city | ||
local toCity = getCityByIndex(toPlayer, Map.Rand(toPlayer:GetNumCities(), "Random city to emigrate to - Lua")); | local toCity = getCityByIndex(toPlayer, Map.Rand(toPlayer:GetNumCities(), "Random city to emigrate to - Lua")); |
Revision as of 08:50, 16 February 2012
Description
Sets the size of population in a subject city.
The second parameter should be true. Otherwise, number of citizens would not be changed, whereas city size and corresponding food consumption etc would be increased.
Example
(from Emigration v.2 mod)
function movePopulation(fromPlayer, fromCity, toCity) fromCity:SetPopulation(fromCity:GetPopulation() - 1, true); --decrease population in a source city local toCity = getCityByIndex(toPlayer, Map.Rand(toPlayer:GetNumCities(), "Random city to emigrate to - Lua")); if toCity == nil then return end; toCity:SetPopulation(toCity:GetPopulation() + 1, true); --increase population in a destination city <...> end
function getCityByIndex(player, N) local n = 0; for city in player:Cities() do if (n == N) then return city; end n = n + 1; end end