forked from github/server
39 lines
931 B
Lua
39 lines
931 B
Lua
module('frost', package.seeall)
|
|
|
|
local function is_winter(turn)
|
|
local season = get_season(turn)
|
|
return season == "calendar::winter"
|
|
end
|
|
|
|
local function freeze(r)
|
|
for i, rn in ipairs(r.adj) do
|
|
-- each region has a chance to freeze
|
|
if rn.terrain=="ocean" and math.mod(rng_int(), 100)<20 then
|
|
print("terraforming .. " .. tostring(rn))
|
|
rn.terrain = "iceberg_sleep"
|
|
end
|
|
end
|
|
end
|
|
|
|
local function thaw(r)
|
|
r.terrain = "ocean"
|
|
end
|
|
|
|
function update()
|
|
local turn = get_turn()
|
|
if is_winter(turn) then
|
|
print "it is winter"
|
|
for r in regions() do
|
|
if r.terrain=="glacier" then
|
|
freeze(r)
|
|
end
|
|
end
|
|
elseif is_winter(turn-1) then
|
|
for r in regions() do
|
|
if r.terrain=="iceberg_sleep" then
|
|
thaw(r)
|
|
end
|
|
end
|
|
end
|
|
end
|