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-- default/furnace.lua
-- support for MT game translation.
local S = default.get_translator
--
-- Formspecs
--
function default.get_furnace_active_formspec(fuel_percent, item_percent)
return "size[8,8.5]"..
"list[context;src;2.75,0.5;1,1;]"..
"list[context;fuel;2.75,2.5;1,1;]"..
"image[2.75,1.5;1,1;default_furnace_fire_bg.png^[lowpart:"..
(fuel_percent)..":default_furnace_fire_fg.png]"..
"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[lowpart:"..
(item_percent)..":gui_furnace_arrow_fg.png^[transformR270]"..
"list[context;dst;4.75,0.96;2,2;]"..
"list[current_player;main;0,4.25;8,1;]"..
"list[current_player;main;0,5.5;8,3;8]"..
"listring[context;dst]"..
"listring[current_player;main]"..
"listring[context;src]"..
"listring[current_player;main]"..
"listring[context;fuel]"..
"listring[current_player;main]"..
default.get_hotbar_bg(0, 4.25)
end
function default.get_furnace_inactive_formspec()
return "size[8,8.5]"..
"list[context;src;2.75,0.5;1,1;]"..
"list[context;fuel;2.75,2.5;1,1;]"..
"image[2.75,1.5;1,1;default_furnace_fire_bg.png]"..
"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
"list[context;dst;4.75,0.96;2,2;]"..
"list[current_player;main;0,4.25;8,1;]"..
"list[current_player;main;0,5.5;8,3;8]"..
"listring[context;dst]"..
"listring[current_player;main]"..
"listring[context;src]"..
"listring[current_player;main]"..
"listring[context;fuel]"..
"listring[current_player;main]"..
default.get_hotbar_bg(0, 4.25)
end
--
-- Node callback functions that are the same for active and inactive furnace
--
local function can_dig(pos, player)
local meta = minetest.get_meta(pos);
local inv = meta:get_inventory()
return inv:is_empty("fuel") and inv:is_empty("dst") and inv:is_empty("src")
end
local function allow_metadata_inventory_put(pos, listname, index, stack, player)
if minetest.is_protected(pos, player:get_player_name()) then
return 0
end
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if listname == "fuel" then
if minetest.get_craft_result({method="fuel", width=1, items={stack}}).time ~= 0 then
if inv:is_empty("src") then
meta:set_string("infotext", S("Furnace is empty"))
end
return stack:get_count()
else
return 0
end
elseif listname == "src" then
return stack:get_count()
elseif listname == "dst" then
return 0
end
end
local function allow_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local stack = inv:get_stack(from_list, from_index)
return allow_metadata_inventory_put(pos, to_list, to_index, stack, player)
end
local function allow_metadata_inventory_take(pos, listname, index, stack, player)
if minetest.is_protected(pos, player:get_player_name()) then
return 0
end
return stack:get_count()
end
local function swap_node(pos, name)
local node = minetest.get_node(pos)
if node.name == name then
return
end
node.name = name
minetest.swap_node(pos, node)
end
local function furnace_node_timer(pos, elapsed)
--
-- Initialize metadata
--
local meta = minetest.get_meta(pos)
local fuel_time = meta:get_float("fuel_time") or 0
local src_time = meta:get_float("src_time") or 0
local fuel_totaltime = meta:get_float("fuel_totaltime") or 0
local inv = meta:get_inventory()
local srclist, fuellist
local dst_full = false
local cookable, cooked
local fuel
local update = true
while elapsed > 0 and update do
update = false
srclist = inv:get_list("src")
fuellist = inv:get_list("fuel")
--
-- Cooking
--
-- Check if we have cookable content
local aftercooked
cooked, aftercooked = minetest.get_craft_result({method = "cooking", width = 1, items = srclist})
cookable = cooked.time ~= 0
local el = math.min(elapsed, fuel_totaltime - fuel_time)
if cookable then -- fuel lasts long enough, adjust el to cooking duration
el = math.min(el, cooked.time - src_time)
end
-- Check if we have enough fuel to burn
if fuel_time < fuel_totaltime then
-- The furnace is currently active and has enough fuel
fuel_time = fuel_time + el
-- If there is a cookable item then check if it is ready yet
if cookable then
src_time = src_time + el
if src_time >= cooked.time then
-- Place result in dst list if possible
if inv:room_for_item("dst", cooked.item) then
inv:add_item("dst", cooked.item)
inv:set_stack("src", 1, aftercooked.items[1])
src_time = src_time - cooked.time
update = true
else
dst_full = true
end
else
-- Item could not be cooked: probably missing fuel
update = true
end
end
else
-- Furnace ran out of fuel
if cookable then
-- We need to get new fuel
local afterfuel
fuel, afterfuel = minetest.get_craft_result({method = "fuel", width = 1, items = fuellist})
if fuel.time == 0 then
-- No valid fuel in fuel list
fuel_totaltime = 0
src_time = 0
else
-- Take fuel from fuel list
inv:set_stack("fuel", 1, afterfuel.items[1])
-- Put replacements in dst list or drop them on the furnace.
local replacements = fuel.replacements
if replacements[1] then
local leftover = inv:add_item("dst", replacements[1])
if not leftover:is_empty() then
local above = vector.new(pos.x, pos.y + 1, pos.z)
local drop_pos = minetest.find_node_near(above, 1, {"air"}) or above
minetest.item_drop(replacements[1], nil, drop_pos)
end
end
update = true
fuel_totaltime = fuel.time + (fuel_totaltime - fuel_time)
end
else
-- We don't need to get new fuel since there is no cookable item
fuel_totaltime = 0
src_time = 0
end
fuel_time = 0
end
elapsed = elapsed - el
end
if fuel and fuel_totaltime > fuel.time then
fuel_totaltime = fuel.time
end
if srclist and srclist[1]:is_empty() then
src_time = 0
end
--
-- Update formspec, infotext and node
--
local formspec
local item_state
local item_percent = 0
if cookable then
item_percent = math.floor(src_time / cooked.time * 100)
if dst_full then
item_state = S("100% (output full)")
else
item_state = S("@1%", item_percent)
end
else
if srclist and not srclist[1]:is_empty() then
item_state = S("Not cookable")
else
item_state = S("Empty")
end
end
local fuel_state = S("Empty")
local active = false
local result = false
if fuel_totaltime ~= 0 then
active = true
local fuel_percent = 100 - math.floor(fuel_time / fuel_totaltime * 100)
fuel_state = S("@1%", fuel_percent)
formspec = default.get_furnace_active_formspec(fuel_percent, item_percent)
swap_node(pos, "alien_material:alienbench_on")
-- make sure timer restarts automatically
result = true
else
if fuellist and not fuellist[1]:is_empty() then
fuel_state = S("@1%", 0)
end
formspec = default.get_furnace_inactive_formspec()
swap_node(pos, "alien_material:alienbench")
-- stop timer on the inactive furnace
minetest.get_node_timer(pos):stop()
end
local infotext
if active then
infotext = S("Alienbench active")
else
infotext = S("Aleinbench inactive")
end
infotext = infotext .. "\n" .. S("(Item: @1; Fuel: @2)", item_state, fuel_state)
--
-- Set meta values
--
meta:set_float("fuel_totaltime", fuel_totaltime)
meta:set_float("fuel_time", fuel_time)
meta:set_float("src_time", src_time)
meta:set_string("formspec", formspec)
meta:set_string("infotext", infotext)
return result
end
--
-- Node definitions
--
minetest.register_node("alien_material:alienbench", {
description = S("Alienbench"),
tiles = {
"alienbench_y.png", "alienbench_y.png",
"alienbench_side.png", "alienbench_side.png",
"alienbench_side.png", "alienbench.png"
},
paramtype2 = "facedir",
groups = {cracky=2},
legacy_facedir_simple = true,
is_ground_content = false,
sounds = default.node_sound_stone_defaults(),
can_dig = can_dig,
on_timer = furnace_node_timer,
on_construct = function(pos)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
inv:set_size('src', 2)
inv:set_size('fuel', 1)
inv:set_size('dst', 4)
furnace_node_timer(pos, 0)
end,
on_metadata_inventory_move = function(pos)
minetest.get_node_timer(pos):start(1.0)
end,
on_metadata_inventory_put = function(pos)
-- start timer function, it will sort out whether furnace can burn or not.
minetest.get_node_timer(pos):start(1.0)
end,
on_blast = function(pos)
local drops = {}
default.get_inventory_drops(pos, "src", drops)
default.get_inventory_drops(pos, "fuel", drops)
default.get_inventory_drops(pos, "dst", drops)
drops[#drops+1] = "alien_material:alienbench"
minetest.remove_node(pos)
return drops
end,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
})
minetest.register_node("alien_material:alienbench_on", {
description = S("Aleinbench"),
tiles = {
"alienbench_y.png", "alienbench_y.png",
"alienbench_side.png", "alienbench_side.png",
"alienbench_side.png",
{
image = "alienbench_on.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 64,
aspect_h = 64,
length = 1.5
},
}
},
paramtype2 = "facedir",
light_source = 8,
drop = "alien_material:alienbench",
groups = {cracky=2, not_in_creative_inventory=1},
legacy_facedir_simple = true,
is_ground_content = false,
sounds = default.node_sound_stone_defaults(),
on_timer = furnace_node_timer,
can_dig = can_dig,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
})
