mod-sneeker/spawn.lua
2021-05-06 20:21:40 -07:00

70 lines
1.9 KiB
Lua

-- Original code by Rui: WTFPL
local time_min = 60
local time_hr = time_min * 60
local time_day = time_hr * 24
local spawn_chance = tonumber(minetest.settings:get("sneeker.spawn_chance")) or 18000
local spawn_interval = tonumber(minetest.settings:get("sneeker.spawn_interval")) or time_min * 40 -- Default interval is 40 minutes
local spawn_chance_percent = tostring(math.floor(1 / spawn_chance * 100)) .. "%"
sneeker.log("Spawn chance: " .. spawn_chance_percent)
sneeker.log("Spawn interval: " .. tostring(spawn_interval) .. " (" .. tostring(spawn_interval/60) .. " minute(s))")
minetest.register_abm({
nodenames = {"default:dirt_with_grass", "default:stone"},
neighbors = {"air"},
interval = spawn_interval,
chance = spawn_chance,
action = function(pos, node, _, active_object_count_wider)
if active_object_count_wider > 5 then
return
end
-- Check light value of node
pos.y = pos.y+1
local node_light = minetest.get_node_light(pos)
-- Debugging spawning
sneeker.log_debug("Node light level at " .. sneeker.get_pos_string(pos) .. ": " .. tostring(node_light))
if not node_light or node_light > sneeker.spawn_maxlight or node_light < -1 then
sneeker.log_debug("Node not dark enough for spawn")
return
end
-- Spawn range
if pos.y > 31000 then
return
end
-- Node must be touching air
if minetest.get_node(pos).name ~= "air" then
return
end
pos.y = pos.y+1
if minetest.get_node(pos).name ~= "air" then
return
end
-- Get total count of sneekers in world
local count = 0
for I in pairs(minetest.luaentities) do
if minetest.luaentities[I].name == sneeker.mob_name then
count = count + 1
end
end
sneeker.log_debug("Current active spawns: " .. tostring(count) .. "/" .. tostring(sneeker.spawn_cap))
if count >= sneeker.spawn_cap then
sneeker.log_debug("Max spawns reached")
return
end
sneeker.spawn(pos)
end
})