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RedMew/map_gen/ores/neko_crazy_ores.lua

49 lines
1.5 KiB
Lua

local perlin = require 'map_gen.shared.perlin_noise'
local Event = require 'utils.event'
local random_ores = {'iron-ore', 'coal', 'copper-ore', 'stone', 'uranium-ore'}
local random_dense = {1.6, 0.8, 1, 0.6, 0.5} --ore density reference
local function run_ores_module_setup()
local seed = game.surfaces[1].map_gen_settings.seed
if not global.ores_seed_A then
global.ores_seed_A = seed
end
if not global.ores_seed_B then
global.ores_seed_B = seed * 2
end
end
Event.on_init(run_ores_module_setup)
return function(x, y, world)
local d_sq = world.x * world.x + world.y * world.y
if d_sq < 9216 then
return
end
local distance_bonus = 100 + 0.4 * d ^ 1.2
local wiggle = 100 + perlin.noise((x * 0.005), (y * 0.005), global.ores_seed_A + 41) * 60
local Ores_A = perlin.noise((x * 0.01), (y * 0.01), global.ores_seed_B + 57) * wiggle
if Ores_A > 35 then --we place ores
local Ores_B = perlin.noise((x * 0.02), (y * 0.02), global.ores_seed_B + 13) * wiggle
local a = 5
--
if Ores_A < 76 then
a = math.floor(Ores_A * 0.75 + Ores_B * 0.5) % 4 + 1
end --if its not super high we place normal ores
--
local res_amount = distance_bonus
res_amount = math.floor(res_amount * random_dense[a])
--
return {name = random_ores[a], amount = res_amount}
elseif Ores_A < -60 then
if math.random(1, 200) == 1 then
return {name = 'crude-oil', amount = 5000 + math.floor(distance_bonus) * 500}
end
end
end