250 lines
6.5 KiB
Lua
250 lines
6.5 KiB
Lua
-- main tables
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spawners_ores = {}
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-- how often node timers for minerals will tick, +/- some random value
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function spawners_ores.tick(pos)
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minetest.get_node_timer(pos):start(math.random(30, 60))
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end
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-- how often a growth failure tick is retried (e.g. not enough place to spawn minerals)
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function spawners_ores.tick_short(pos)
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minetest.get_node_timer(pos):start(math.random(15, 30))
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end
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-- adds smoke particles
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function spawners_ores.add_effects(pos, radius)
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minetest.add_particlespawner({
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amount = 32,
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time = 2,
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minpos = vector.subtract({x=pos.x, y=pos.y+1, z=pos.z}, radius / 2),
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maxpos = vector.add({x=pos.x, y=pos.y+1, z=pos.z}, radius / 2),
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minvel = {x=-0.5, y=3, z=-0.5},
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maxvel = {x=0.5, y=10, z=0.5},
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minacc = vector.new(),
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maxacc = vector.new(),
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minexptime = 0.5,
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maxexptime = 2,
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minsize = 0.5,
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maxsize = 8,
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texture = "spawners_ores_smoke_particle.png^[transform"..math.random(0,3)
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})
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end
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-- start spawning ores
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function spawners_ores.start_spawning_ores(pos, ore_name, how_many)
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if not pos or not ore_name then return end
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local player_near = false
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local how_many = how_many or 1
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for i=1, how_many do
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if i > 1 then
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pos = spawners_ores.get_available_node(pos, "default:stone")
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if not pos then return end
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minetest.sound_play("spawners_ores_strike", {
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pos = pos,
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max_hear_distance = 16,
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gain = 10,
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})
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minetest.set_node(pos, {name=ore_name})
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spawners_ores.add_effects(pos, 1)
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else
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minetest.sound_play("spawners_ores_strike", {
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pos = pos,
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max_hear_distance = 16,
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gain = 10,
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})
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minetest.set_node(pos, {name=ore_name})
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spawners_ores.add_effects(pos, 1)
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end
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end
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end
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function spawners_ores.get_available_node(pos, check_node, radius)
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if not pos then return end
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local check_node = check_node or "default:stone"
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local radius = radius or 2
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local node_ore_pos = minetest.find_node_near(pos, radius, {check_node})
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if node_ore_pos and node_ore_pos ~= nil then
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return node_ore_pos
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else
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return false
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end
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end
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-- build form for spawners
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function spawners_ores.get_formspec(pos, table)
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-- Inizialize metadata and variables
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local meta = minetest.get_meta(pos)
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local mineral = table.ore or meta:get_string("mineral")
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local stack_per_obj = table.stack_per_obj or {}
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local stack_per = stack_per_obj.stack_per or 0
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local extra_per = stack_per_obj.extra_per or 0
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-- dynamic form
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return "size[8,8.5]"..
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default.gui_bg..
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default.gui_bg_img..
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default.gui_slots..
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"label[1.8,0.3;Input "..mineral.." Ingot]"..
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"list[current_name;fuel;1.8,1;1,1;]"..
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"image[1.8,1;1,1;spawners_ores_ingot_slot.png]"..
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"list[current_player;main;0,4.25;8,1;]"..
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"list[current_player;main;0,5.5;8,3;8]"..
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"image[2.8,1;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
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"label[1.8,2;"..stack_per.." minerals ("..extra_per.." extra)]"..
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"image[4,1;1,1;spawners_ores_stone_with_"..mineral..".png]"..
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"listring[current_name;fuel]"..
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"listring[current_player;main]"..
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default.get_hotbar_bg(0, 4.25)
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end
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-- check if is fuel empty in the node
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function spawners_ores.can_dig(pos, player)
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local meta = minetest.get_meta(pos);
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local inv = meta:get_inventory()
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return inv:is_empty("fuel")
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end
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-- add extra percentage on top of the stack
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function spawners_ores.stack_per(table)
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local table = table or {}
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local stack_count = table.stack_count or nil
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local percent = table.percent or 10
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local extra_per = (stack_count / 100) * percent
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extra_per = math.floor(extra_per)
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local stack_per = extra_per + stack_count
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-- print(percent.."% from stack("..stack_count..") = "..stack_per.." ("..extra_per.." extra ore(s))")
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return {
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stack_per = stack_per,
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extra_per = extra_per
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}
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end
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function spawners_ores.on_timer(pos, elapsed)
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local available_node = spawners_ores.get_available_node(pos, "default:stone")
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local meta = minetest.get_meta(pos)
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local inv = meta:get_inventory()
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local stack = inv:get_stack("fuel", 1)
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local formspec = ""
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local infotext = ""
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local stack_per_obj = {}
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local percent = 10
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local how_many = 1
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local ore_name = meta:get_string("ore_name")
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local mineral = meta:get_string("mineral")
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local status = meta:get_string("status")
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--
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-- active
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--
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if available_node and inv:is_empty("fuel") ~= true then
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-- make sure the right node status is shown
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if status ~= "active" then
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meta:set_string("status", "active")
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minetest.swap_node(pos, {name="spawners_ores:"..ore_name.."_spawner_active"})
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end
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-- take fuel
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stack:take_item()
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inv:set_stack("fuel", 1, stack)
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-- update infotext
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infotext = mineral.." fuel: "..stack:get_count()
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-- add extra ores based on percentage
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stack_per_obj = spawners_ores.stack_per({
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stack_count = stack:get_count(),
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percent = percent
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})
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if stack:get_count() % percent == 0 then
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-- TODO: should get countent based on 'percent'
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how_many = 2
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end
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-- enough place to spawn more ores
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spawners_ores.start_spawning_ores(available_node, "default:"..ore_name, how_many)
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-- update infotext and formspec
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formspec = spawners_ores.get_formspec(pos, {
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stack_per_obj = stack_per_obj,
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ore = mineral
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})
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meta:set_string("formspec", formspec)
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meta:set_string("infotext", mineral.." fuel: "..inv:get_stack("fuel", 1):get_count())
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spawners_ores.tick(pos)
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--
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-- default
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--
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elseif inv:is_empty("fuel") then
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-- empty / no fuel -- stop timer
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-- make sure that default status/node is shown
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meta:set_string("status", "")
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minetest.swap_node(pos, {name="spawners_ores:"..ore_name.."_spawner"})
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-- update infotext, formspec and stop the timer
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stack_per_obj = spawners_ores.stack_per({
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stack_count = stack:get_count()
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})
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formspec = spawners_ores.get_formspec(pos, {
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stack_per_obj = stack_per_obj,
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ore = mineral
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})
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meta:set_string("infotext", mineral.." ore spawner is empty.")
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meta:set_string("formspec", formspec)
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return
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--
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-- waiting
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--
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else
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-- make sure that waiting status/node is shown
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if status ~= "waiting" then
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meta:set_string("status", "waiting")
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minetest.swap_node(pos, {name="spawners_ores:"..ore_name.."_spawner_waiting"})
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infotext = "Waiting - no default:stone was found near by, "..mineral.." fuel: "..inv:get_stack("fuel", 1):get_count()
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end
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-- update infotext and formspec
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stack_per_obj = spawners_ores.stack_per({
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stack_count = stack:get_count()
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})
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formspec = spawners_ores.get_formspec(pos, {
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stack_per_obj = stack_per_obj,
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ore = mineral
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})
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meta:set_string("formspec", formspec)
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meta:set_string("infotext", mineral.." fuel: "..inv:get_stack("fuel", 1):get_count())
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spawners_ores.tick_short(pos)
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end
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end
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