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ComfyFactorio/modules/rocks_yield_ore_veins.lua
2019-10-20 06:07:07 +02:00

120 lines
3.7 KiB
Lua

local event = require 'utils.event'
local math_random = math.random
local valid_entities = {
["rock-big"] = true,
["rock-huge"] = true,
["sand-rock-big"] = true
}
local rock_mining_chance_weights = {
{"iron-ore", 25},
{"copper-ore",18},
{"mixed",15},
{"coal",14},
{"stone",8},
{"uranium-ore",3}
}
local ore_raffle = {}
for _, t in pairs (rock_mining_chance_weights) do
for x = 1, t[2], 1 do
table.insert(ore_raffle, t[1])
end
end
local mixed_ores = {"iron-ore", "copper-ore", "stone", "coal"}
local size_raffle = {
{"giant", 65, 96},
{"huge", 33, 64},
{"big", 17, 32},
{"smol", 9, 16},
{"tiny", 4, 8},
}
local ore_prints = {
["coal"] = {"dark", "coal"},
["iron-ore"] = {"shiny", "iron"},
["copper-ore"] = {"glimmering", "copper"},
["uranium-ore"] = {"glowing", "uranium"},
["stone"] = {"solid", "stone"},
["mixed"] = {"glitter", "mixed ore"},
}
local function get_amount(position)
local distance_to_center = math.sqrt(position.x^2 + position.y^2) * 4 + 1500
local m = (75 + math_random(0, 50)) * 0.01
return distance_to_center * m
end
local function draw_chain(surface, count, ore, ore_entities, ore_positions)
local vectors = {{0,-1},{-1,0},{1,0},{0,1}}
local r = math_random(1, #ore_entities)
local position = {x = ore_entities[r].position.x, y = ore_entities[r].position.y}
for _ = 1, count, 1 do
table.shuffle_table(vectors)
for i = 1, 4, 1 do
local p = {x = position.x + vectors[i][1], y = position.y + vectors[i][2]}
if surface.can_place_entity({name = "coal", position = p, amount = 1}) then
if not ore_positions[p.x .. "_" .. p.y] then
position.x = p.x
position.y = p.y
ore_positions[p.x .. "_" .. p.y] = true
local name = ore
if ore == "mixed" then name = mixed_ores[math_random(1, #mixed_ores)] end
ore_entities[#ore_entities + 1] = {name = name, position = p, amount = get_amount(position)}
break
end
end
end
end
end
local function ore_vein(event)
local surface = event.entity.surface
local size = size_raffle[math_random(1, #size_raffle)]
local ore = ore_raffle[math_random(1, #ore_raffle)]
local player = game.players[event.player_index]
for _, p in pairs(game.connected_players) do
if p.index == player.index then
p.print("You notice something " .. ore_prints[ore][1] .. " underneath the rubble covered floor. It's a " .. size[1] .. " vein of " .. ore_prints[ore][2] .. "!!", { r=0.98, g=0.66, b=0.22})
else
game.print(player.name .. " found a " .. size[1] .. " vein of " .. ore_prints[ore][2] .. "!", { r=0.98, g=0.66, b=0.22})
end
end
local ore_entities = {{name = ore, position = {x = event.entity.position.x, y = event.entity.position.y}, amount = get_amount(event.entity.position)}}
if ore == "mixed" then
ore_entities = {{name = mixed_ores[math_random(1, #mixed_ores)], position = {x = event.entity.position.x, y = event.entity.position.y}, amount = get_amount(event.entity.position)}}
end
local ore_positions = {[event.entity.position.x .. "_" .. event.entity.position.y] = true}
local count = math_random(size[2], size[3])
for _ = 1, 128, 1 do
local c = math_random(math.floor(size[2] * 0.25) + 1, size[2])
if count < c then c = count end
local placed_ore_count = #ore_entities
draw_chain(surface, c, ore, ore_entities, ore_positions)
count = count - (#ore_entities - placed_ore_count)
if count <= 0 then break end
end
for _, e in pairs(ore_entities) do surface.create_entity(e) end
end
local function on_player_mined_entity(event)
if not event.entity.valid then return end
if not valid_entities[event.entity.name] then return end
if math_random(1,768) ~= 1 then return end
ore_vein(event)
end
event.add(defines.events.on_player_mined_entity, on_player_mined_entity)