techpack/tubelib_addons1/grinder.lua

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--[[
Tubelib Addons 1
================
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Copyright (C) 2017,2018 Joachim Stolberg
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LGPLv2.1+
See LICENSE.txt for more information
grinder.lua
Grinding Cobble to Gravel
]]--
local TICKS_TO_SLEEP = 10
local CYCLE_TIME = 2
local STOP_STATE = 0
local STANDBY_STATE = -1
local FAULT_STATE = -3
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-- Grinder recipes
local Recipes = {}
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local function formspec(state)
return "size[8,8]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"list[context;src;0,0;3,3;]"..
"item_image[0,0;1,1;default:cobble]"..
"image[3.5,1;1,1;tubelib_gui_arrow.png]"..
"image_button[3.5,2;1,1;".. tubelib.state_button(state) ..";button;]"..
"list[context;dst;5,0;3,3;]"..
"item_image[5,0;1,1;default:gravel]"..
"list[current_player;main;0,4;8,4;]"..
"listring[context;dst]"..
"listring[current_player;main]"..
"listring[context;src]"..
"listring[current_player;main]"
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 == "src" then
return stack:get_count()
elseif listname == "dst" then
return 0
end
return 0
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
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local function grinding(inv)
for _,stack in ipairs(inv:get_list("src")) do
if not stack:is_empty() then
local name = stack:get_name()
if Recipes[name] then
local output = Recipes[name]
if inv:room_for_item("dst", output) then
inv:add_item("dst", output)
inv:remove_item("src", ItemStack(name))
return true
end
end
end
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end
return false
end
local function start_the_machine(pos)
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
local number = meta:get_string("number")
meta:set_int("running", TICKS_TO_SLEEP)
meta:set_string("infotext", "Tubelib Grinder "..number..": running")
meta:set_string("formspec", formspec(tubelib.RUNNING))
node.name = "tubelib_addons1:grinder_active"
minetest.swap_node(pos, node)
minetest.get_node_timer(pos):start(CYCLE_TIME)
return false
end
local function stop_the_machine(pos)
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
local number = meta:get_string("number")
meta:set_int("running", STOP_STATE)
meta:set_string("infotext", "Tubelib Grinder "..number..": stopped")
meta:set_string("formspec", formspec(tubelib.STOPPED))
node.name = "tubelib_addons1:grinder"
minetest.swap_node(pos, node)
minetest.get_node_timer(pos):stop()
return false
end
local function goto_sleep(pos)
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
local number = meta:get_string("number")
meta:set_int("running", STANDBY_STATE)
meta:set_string("infotext", "Tubelib Grinder "..number..": standby")
meta:set_string("formspec", formspec(tubelib.STANDBY))
node.name = "tubelib_addons1:grinder"
minetest.swap_node(pos, node)
minetest.get_node_timer(pos):start(CYCLE_TIME * TICKS_TO_SLEEP)
return false
end
local function goto_fault(pos)
local meta = minetest.get_meta(pos)
local node = minetest.get_node(pos)
local number = meta:get_string("number")
meta:set_int("running", FAULT_STATE)
meta:set_string("infotext", "Tubelib Grinder "..number..": fault")
meta:set_string("formspec", formspec(tubelib.FAULT))
node.name = "tubelib_addons1:grinder"
minetest.swap_node(pos, node)
minetest.get_node_timer(pos):stop()
return false
end
local function keep_running(pos, elapsed)
local meta = minetest.get_meta(pos)
local running = meta:get_int("running") - 1
--print("running", running)
local inv = meta:get_inventory()
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local busy = grinding(inv)
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if busy == true then
if running <= STOP_STATE then
return start_the_machine(pos)
else
running = TICKS_TO_SLEEP
end
elseif not inv:is_empty("src") then
return goto_fault(pos)
else
if running <= STOP_STATE then
return goto_sleep(pos)
end
end
meta:set_int("running", running)
return true
end
local function on_receive_fields(pos, formname, fields, player)
if minetest.is_protected(pos, player:get_player_name()) then
return
end
local meta = minetest.get_meta(pos)
local running = meta:get_int("running") or 1
if fields.button ~= nil then
if running > STOP_STATE or running == FAULT_STATE then
stop_the_machine(pos)
else
start_the_machine(pos)
end
end
end
minetest.register_node("tubelib_addons1:grinder", {
description = "Tubelib Grinder",
tiles = {
-- up, down, right, left, back, front
'tubelib_addons1_grinder.png',
'tubelib_front.png',
'tubelib_front.png',
'tubelib_front.png',
"tubelib_front.png",
"tubelib_front.png",
},
after_place_node = function(pos, placer)
local number = tubelib.add_node(pos, "tubelib_addons1:grinder")
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
inv:set_size('src', 9)
inv:set_size('dst', 9)
meta:set_string("number", number)
meta:set_string("infotext", "Tubelib Grinder "..number..": stopped")
meta:set_string("formspec", formspec(tubelib.STOPPED))
end,
on_dig = function(pos, node, puncher, pointed_thing)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if inv:is_empty("dst") and inv:is_empty("src") then
minetest.node_dig(pos, node, puncher, pointed_thing)
tubelib.remove_node(pos)
end
end,
on_rotate = screwdriver.disallow,
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on_timer = keep_running,
on_receive_fields = on_receive_fields,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_node("tubelib_addons1:grinder_active", {
description = "Tubelib Grinder",
tiles = {
-- up, down, right, left, back, front
{
image = 'tubelib_addons1_grinder_active.png',
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 32,
aspect_h = 32,
length = 1.0,
},
},
'tubelib_front.png',
"tubelib_front.png",
"tubelib_front.png",
"tubelib_front.png",
"tubelib_front.png",
},
on_rotate = screwdriver.disallow,
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on_timer = keep_running,
on_receive_fields = on_receive_fields,
allow_metadata_inventory_put = allow_metadata_inventory_put,
allow_metadata_inventory_move = allow_metadata_inventory_move,
allow_metadata_inventory_take = allow_metadata_inventory_take,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {crumbly=0, not_in_creative_inventory=1},
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_craft({
output = "tubelib_addons1:grinder",
recipe = {
{"group:wood", "default:tin_ingot", "group:wood"},
{"tubelib:tube1", "default:mese_crystal", "tubelib:tube1"},
{"group:wood", "default:tin_ingot", "group:wood"},
},
})
tubelib.register_node("tubelib_addons1:grinder", {"tubelib_addons1:grinder_active"}, {
on_pull_item = function(pos, side)
local meta = minetest.get_meta(pos)
return tubelib.get_item(meta, "dst")
end,
on_push_item = function(pos, side, item)
local meta = minetest.get_meta(pos)
return tubelib.put_item(meta, "src", item)
end,
on_unpull_item = function(pos, side, item)
local meta = minetest.get_meta(pos)
return tubelib.put_item(meta, "dst", item)
end,
on_recv_message = function(pos, topic, payload)
if topic == "on" then
start_the_machine(pos)
elseif topic == "off" then
stop_the_machine(pos)
elseif topic == "state" then
local meta = minetest.get_meta(pos)
local running = meta:get_int("running")
return tubelib.statestring(running)
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else
return "unsupported"
end
end,
})
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if minetest.global_exists("unified_inventory") then
unified_inventory.register_craft_type("grinding", {
description = "Grinding",
icon = 'tubelib_addons1_grinder.png',
width = 1,
height = 1,
})
end
function tubelib.add_grinder_recipe(recipe)
Recipes[recipe.input] = ItemStack(recipe.output)
if minetest.global_exists("unified_inventory") then
recipe.items = {recipe.input}
recipe.type = "grinding"
unified_inventory.register_craft(recipe)
end
end
tubelib.add_grinder_recipe({input="default:cobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:desert_cobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:mossycobble", output="default:gravel"})
tubelib.add_grinder_recipe({input="default:gravel", output="default:sand"})
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tubelib.add_grinder_recipe({input="default:coral_skeleton", output="default:silver_sand"})
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if minetest.global_exists("skytest") then
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tubelib.add_grinder_recipe({input="default:desert_sand", output="skytest:dust"})
tubelib.add_grinder_recipe({input="default:silver_sand", output="skytest:dust"})
tubelib.add_grinder_recipe({input="default:sand", output="skytest:dust"})
tubelib.add_grinder_recipe({input="skytest:dust 12", output="skytest:powder"})
else
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tubelib.add_grinder_recipe({input="default:desert_sand", output="default:clay"})
tubelib.add_grinder_recipe({input="default:silver_sand", output="default:clay"})
tubelib.add_grinder_recipe({input="default:sand", output="default:clay"})
end
tubelib.add_grinder_recipe({input="default:tree", output="default:leaves 8"})
tubelib.add_grinder_recipe({input="default:jungletree", output="default:jungleleaves 8"})
tubelib.add_grinder_recipe({input="default:pine_tree", output="default:pine_needles 8"})
tubelib.add_grinder_recipe({input="default:acacia_tree", output="default:acacia_leaves 8"})
tubelib.add_grinder_recipe({input="default:aspen_tree", output="default:aspen_leaves 8"})