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techpack/gravelsieve/init.lua

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--[[
Gravel Sieve Mod
================
v1.09 by JoSt
Derived from the work of celeron55, Perttu Ahola (furnace)
Pipeworks support added by FiftySix
Copyright (C) 2017-2020 Joachim Stolberg
Copyright (C) 2011-2016 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2011-2016 Various Minetest developers and contributors
AGPL v3
See LICENSE.txt for more information
History:
2017-06-14 v0.01 First version
2017-06-15 v0.02 Manually use of the sieve added
2017-06-17 v0.03 * Settings bug fixed
* Drop bug fixed
* Compressed Gravel block added (Inspired by Modern Hippie)
* Recipes for Compressed Gravel added
2017-06-17 v0.04 * Support for manual and automatic gravel sieve
* Rarity now configurable
* Output is 50% gravel and 50% sieved gravel
2017-06-20 v0.05 * Hammer sound bugfix
2017-06-24 v1.00 * Released version w/o any changes
2017-07-08 V1.01 * extended for moreores
2017-07-09 V1.02 * Cobblestone bugfix (NathanSalapat)
* ore_probability is now global accessable (bell07)
2017-08-29 V1.03 * Fix syntax listring (Jat15)
2017-09-08 V1.04 * Adaption to Tubelib
2017-11-03 V1.05 * Adaption to Tubelib v0.06
2018-01-01 V1.06 * Hopper support added
2018-01-02 V1.07 * changed to registered ores
2018-02-09 V1.08 * Pipeworks support added, bugfix for issue #7
2018-12-28 V1.09 * Ore probability calculation changed (thanks to obl3pplifp)
tubelib aging added
]]--
gravelsieve = {
}
-- Load support for I18n
gravelsieve.S = minetest.get_translator("gravelsieve")
local S = gravelsieve.S
dofile(minetest.get_modpath("gravelsieve") .. "/hammer.lua")
local settings_get
if minetest.setting_get then
settings_get = minetest.setting_get
else
settings_get = function(...) endminetest.settings:get(...) end
end
gravelsieve.ore_rarity = tonumber(settings_get("gravelsieve_ore_rarity")) or 1.16
gravelsieve.ore_max_elevation = tonumber(settings_get("gravelsieve_ore_max_elevation")) or 0
gravelsieve.ore_min_elevation = tonumber(settings_get("gravelsieve_ore_min_elevation")) or -30912
local y_spread = math.max(1 + gravelsieve.ore_max_elevation - gravelsieve.ore_min_elevation, 1)
-- Increase the probability over the natural occurrence
local PROBABILITY_FACTOR = 3
-- tubelib aging feature
local AGING_LEVEL1 = nil
local AGING_LEVEL2 = nil
if minetest.get_modpath("tubelib") and tubelib ~= nil then
AGING_LEVEL1 = 15 * tubelib.machine_aging_value
AGING_LEVEL2 = 60 * tubelib.machine_aging_value
end
-- Ore probability table (1/n)
gravelsieve.ore_probability = {
}
-- Pipeworks support
local pipeworks_after_dig = nil
local pipeworks_after_place = function(pos, placer) end
if minetest.get_modpath("pipeworks") and pipeworks ~= nil then
pipeworks_after_dig = pipeworks.after_dig
pipeworks_after_place = pipeworks.after_place
end
local function harmonic_sum(a, b)
return 1 / ((1 / a) + (1 / b))
end
local function calculate_probability(item)
local ymax = math.min(item.y_max, gravelsieve.ore_max_elevation)
local ymin = math.max(item.y_min, gravelsieve.ore_min_elevation)
return (gravelsieve.ore_rarity / PROBABILITY_FACTOR) *
item.clust_scarcity / (item.clust_num_ores * ((ymax - ymin) / y_spread))
end
local function pairs_by_values(t, f)
if not f then
f = function(a, b) return a < b end
end
local s = {}
for k, v in pairs(t) do
table.insert(s, {k, v})
end
table.sort(s, function(a, b)
return f(a[2], b[2])
end)
local i = 0
return function()
i = i + 1
local v = s[i]
if v then
return unpack(v)
else
return nil
end
end
end
local function parse_drop(drop)
local d, count = drop:match("^%s*(%S+)%s+(%d+)%s*$")
if d and count then
return d, count
end
d, count = drop:match("%s*craft%s+\"?([^%s\"]+)\"?%s+(%d+)%s*")
if d and count then
return d, count
end
return drop, 1
end
-- collect all registered ores and calculate the probability
local function add_ores()
for _,item in pairs(minetest.registered_ores) do
if minetest.registered_nodes[item.ore] then
local drop = minetest.registered_nodes[item.ore].drop
if type(drop) == "string"
and drop ~= item.ore
and drop ~= ""
and item.ore_type == "scatter"
and item.wherein == "default:stone"
and item.clust_scarcity ~= nil and item.clust_scarcity > 0
and item.clust_num_ores ~= nil and item.clust_num_ores > 0
and item.y_max ~= nil and item.y_min ~= nil then
local count
drop, count = parse_drop(drop)
local probability = calculate_probability(item) / count
if probability > 0 then
local cur_probability = gravelsieve.ore_probability[drop]
if cur_probability then
gravelsieve.ore_probability[drop] = harmonic_sum(cur_probability, probability)
else
gravelsieve.ore_probability[drop] = probability
end
end
end
end
end
minetest.log("action", "[gravelsieve] ore probabilties:")
local overall_probability = 0.0
for name,probability in pairs_by_values(gravelsieve.ore_probability) do
minetest.log("action", ("[gravelsieve] %-32s: 1 / %.02f"):format(name, probability))
overall_probability = overall_probability + 1.0/probability
end
minetest.log("action", ("[gravelsieve] Overall probability %f"):format(overall_probability))
end
minetest.after(1, add_ores)
local sieve_formspec =
"size[8,8]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"list[context;src;1,1.5;1,1;]"..
"image[3,1.5;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
"list[context;dst;4,0;4,4;]"..
"list[current_player;main;0,4.2;8,4;]"..
"listring[context;dst]"..
"listring[current_player;main]"..
"listring[context;src]"..
"listring[current_player;main]"
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
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 aging(pos, meta)
if AGING_LEVEL1 then
local cnt = meta:get_int("tubelib_aging") + 1
meta:set_int("tubelib_aging", cnt)
if cnt > AGING_LEVEL1 and math.random(AGING_LEVEL2) == 1 then
minetest.get_node_timer(pos):stop()
minetest.swap_node(pos, {name = "gravelsieve:sieve_defect"})
end
end
end
-- handle the sieve animation
local function swap_node(pos, meta, start)
local node = minetest.get_node(pos)
local idx = meta:get_int("idx")
if start then
if idx == 3 then
idx = 0
end
else
idx = (idx + 1) % 4
end
meta:set_int("idx", idx)
node.name = meta:get_string("node_name")..idx
minetest.swap_node(pos, node)
return idx == 3
end
-- place ores to dst according to the calculated probability
local function random_ore(inv, src)
local num
for ore, probability in pairs(gravelsieve.ore_probability) do
if math.random(probability) == 1 then
local item = ItemStack(ore)
if inv:room_for_item("dst", item) then
inv:add_item("dst", item)
return true -- ore placed
end
end
end
return false -- gravel has to be moved
end
local function add_gravel_to_dst(meta, inv)
-- maintain a counter for gravel kind selection
local gravel_cnt = meta:get_int("gravel_cnt") + 1
meta:set_int("gravel_cnt", gravel_cnt)
if (gravel_cnt % 2) == 0 then -- gravel or sieved gravel?
inv:add_item("dst", ItemStack("default:gravel")) -- add to dest
else
inv:add_item("dst", ItemStack("gravelsieve:sieved_gravel")) -- add to dest
end
end
-- move gravel and ores to dst
local function move_src2dst(meta, pos, inv, src, dst)
if inv:room_for_item("dst", dst) and inv:contains_item("src", src) then
local res = swap_node(pos, meta, false)
if res then -- time to move one item?
if src:get_name() == "default:gravel" then -- will we find ore?
if not random_ore(inv, src) then -- no ore found?
add_gravel_to_dst(meta, inv)
end
else
inv:add_item("dst", ItemStack("gravelsieve:sieved_gravel")) -- add to dest
end
inv:remove_item("src", src)
end
return true -- process finished
end
return false -- process still running
end
-- timer callback, alternatively called by on_punch
local function sieve_node_timer(pos, elapsed)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local gravel = ItemStack("default:gravel")
local gravel_sieved = ItemStack("gravelsieve:sieved_gravel")
if move_src2dst(meta, pos, inv, gravel) then
aging(pos, meta)
return true
elseif move_src2dst(meta, pos, inv, gravel_sieved) then
aging(pos, meta)
return true
else
minetest.get_node_timer(pos):stop()
return false
end
end
for automatic = 0,1 do
for idx = 0,4 do
local nodebox_data = {
{ -8/16, -8/16, -8/16, 8/16, 4/16, -6/16 },
{ -8/16, -8/16, 6/16, 8/16, 4/16, 8/16 },
{ -8/16, -8/16, -8/16, -6/16, 4/16, 8/16 },
{ 6/16, -8/16, -8/16, 8/16, 4/16, 8/16 },
{ -6/16, -2/16, -6/16, 6/16, 8/16, 6/16 },
}
nodebox_data[5][5] = (8 - 2*idx) / 16
local node_name
local description
local tiles_data
local tube_info
if automatic == 0 then
node_name = "gravelsieve:sieve"
description = S("Gravel Sieve")
tiles_data = {
-- up, down, right, left, back, front
"gravelsieve_gravel.png",
"gravelsieve_gravel.png",
"gravelsieve_sieve.png",
"gravelsieve_sieve.png",
"gravelsieve_sieve.png",
"gravelsieve_sieve.png",
}
else
node_name = "gravelsieve:auto_sieve"
description = S("Automatic Gravel Sieve")
tiles_data = {
-- up, down, right, left, back, front
"gravelsieve_gravel.png",
"gravelsieve_gravel.png",
"gravelsieve_auto_sieve.png",
"gravelsieve_auto_sieve.png",
"gravelsieve_auto_sieve.png",
"gravelsieve_auto_sieve.png",
}
-- Pipeworks support
tube_info = {
insert_object = function(pos, node, stack, direction)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if automatic == 0 then
local meta = minetest.get_meta(pos)
swap_node(pos, meta, true)
else
minetest.get_node_timer(pos):start(1.0)
end
return inv:add_item("src", stack)
end,
can_insert = function(pos, node, stack, direction)
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
return inv:room_for_item("src", stack)
end,
input_inventory = "dst",
connect_sides = {left = 1, right = 1, front = 1, back = 1, bottom = 1, top = 1}
}
end
local not_in_creative_inventory
if idx == 3 then
tiles_data[1] = "gravelsieve_top.png"
not_in_creative_inventory = 0
else
not_in_creative_inventory = 1
end
minetest.register_node(node_name..idx, {
description = description,
tiles = tiles_data,
drawtype = "nodebox",
drop = node_name,
tube = tube_info, -- NEW
node_box = {
type = "fixed",
fixed = nodebox_data,
},
selection_box = {
type = "fixed",
fixed = { -8/16, -8/16, -8/16, 8/16, 4/16, 8/16 },
},
on_timer = sieve_node_timer,
on_construct = function(pos)
local meta = minetest.get_meta(pos)
meta:set_int("idx", idx) -- for the 4 sieve phases
meta:set_int("gravel_cnt", 0) -- counter to switch between gravel and sieved gravel
meta:set_string("node_name", node_name)
meta:set_string("formspec", sieve_formspec)
local inv = meta:get_inventory()
inv:set_size('src', 1)
inv:set_size('dst', 16)
end,
-- Pipeworks support
after_dig_node = pipeworks_after_dig,
after_place_node = function(pos, placer)
local meta = minetest.get_meta(pos)
meta:set_string("infotext", "Gravel Sieve")
-- Pipeworks support
pipeworks_after_place(pos, placer)
end,
on_metadata_inventory_move = function(pos)
if automatic == 0 then
local meta = minetest.get_meta(pos)
swap_node(pos, meta, true)
else
minetest.get_node_timer(pos):start(1.0)
end
end,
on_metadata_inventory_take = function(pos)
if automatic == 0 then
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
if inv:is_empty("src") then
-- sieve should be empty
meta:set_int("idx", 2)
swap_node(pos, meta, false)
meta:set_int("gravel_cnt", 0)
end
else
minetest.get_node_timer(pos):start(1.0)
end
end,
on_metadata_inventory_put = function(pos)
if automatic == 0 then
local meta = minetest.get_meta(pos)
swap_node(pos, meta, true)
else
minetest.get_node_timer(pos):start(1.0)
end
end,
on_punch = 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_punch(pos, node, puncher, pointed_thing)
else
sieve_node_timer(pos, 0)
end
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)
end
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,
paramtype = "light",
sounds = default.node_sound_wood_defaults(),
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
groups = {choppy=2, cracky=1, not_in_creative_inventory=not_in_creative_inventory, tubedevice = 1, tubedevice_receiver = 1},
drop = node_name.."3",
})
end
end
------------------------------------------------------------------------
-- Optional adaption to tubelib
------------------------------------------------------------------------
if minetest.global_exists("tubelib") then
minetest.register_node("gravelsieve:sieve_defect", {
tiles = {
-- up, down, right, left, back, front
"gravelsieve_top.png",
"gravelsieve_gravel.png",
"gravelsieve_auto_sieve.png^tubelib_defect.png",
},
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{ -8/16, -8/16, -8/16, 8/16, 4/16, -6/16 },
{ -8/16, -8/16, 6/16, 8/16, 4/16, 8/16 },
{ -8/16, -8/16, -8/16, -6/16, 4/16, 8/16 },
{ 6/16, -8/16, -8/16, 8/16, 4/16, 8/16 },
{ -6/16, -2/16, -6/16, 6/16, 2/16, 6/16 },
},
},
selection_box = {
type = "fixed",
fixed = { -8/16, -8/16, -8/16, 8/16, 4/16, 8/16 },
},
on_construct = function(pos)
local meta = minetest.get_meta(pos)
meta:set_int("idx", 0) -- for the 4 sieve phases
meta:set_int("gravel_cnt", 0) -- counter to switch between gravel and sieved gravel
meta:set_string("node_name", "gravelsieve:auto_sieve")
meta:set_string("formspec", sieve_formspec)
local inv = meta:get_inventory()
inv:set_size('src', 1)
inv:set_size('dst', 16)
end,
after_place_node = function(pos, placer)
local meta = minetest.get_meta(pos)
meta:set_string("infotext", S("Gravel Sieve"))
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)
end
end,
paramtype = "light",
sounds = default.node_sound_wood_defaults(),
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
groups = {choppy=2, cracky=1, not_in_creative_inventory=1},
})
tubelib.register_node("gravelsieve:auto_sieve3",
{
"gravelsieve:auto_sieve0",
"gravelsieve:auto_sieve1",
"gravelsieve:auto_sieve2",
"gravelsieve:sieve_defect",
},
{
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)
minetest.get_node_timer(pos):start(1.0)
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_node_load = function(pos)
minetest.get_node_timer(pos):start(1.0)
end,
on_node_repair = function(pos)
local meta = minetest.get_meta(pos)
meta:set_int("tubelib_aging", 0)
meta:set_int("idx", 2)
meta:set_string("node_name", "gravelsieve:auto_sieve")
local inv = meta:get_inventory()
inv:set_size('src', 1)
inv:set_size('dst', 16)
swap_node(pos, meta, false)
minetest.get_node_timer(pos):start(1.0)
return true
end,
})
end
minetest.register_node("gravelsieve:sieved_gravel", {
description = S("Sieved Gravel"),
tiles = {"default_gravel.png"},
groups = {crumbly=2, falling_node=1, not_in_creative_inventory=1},
sounds = default.node_sound_gravel_defaults(),
})
minetest.register_node("gravelsieve:compressed_gravel", {
description = S("Compressed Gravel"),
tiles = {"gravelsieve_compressed_gravel.png"},
groups = {cracky=2, crumbly = 2, cracky = 2},
sounds = default.node_sound_gravel_defaults(),
})
minetest.register_craft({
output = "gravelsieve:sieve",
recipe = {
{"group:wood", "", "group:wood"},
{"group:wood", "default:steel_ingot", "group:wood"},
{"group:wood", "", "group:wood"},
},
})
minetest.register_craft({
output = "gravelsieve:auto_sieve",
type = "shapeless",
recipe = {
"gravelsieve:sieve", "default:mese_crystal", "default:mese_crystal",
},
})
minetest.register_craft({
output = "gravelsieve:compressed_gravel",
recipe = {
{"gravelsieve:sieved_gravel", "gravelsieve:sieved_gravel"},
{"gravelsieve:sieved_gravel", "gravelsieve:sieved_gravel"},
},
})
minetest.register_craft({
type = "cooking",
output = "default:cobble",
recipe = "gravelsieve:compressed_gravel",
cooktime = 10,
})
minetest.register_alias("gravelsieve:sieve", "gravelsieve:sieve3")
minetest.register_alias("gravelsieve:auto_sieve", "gravelsieve:auto_sieve3")
-- adaption to hopper
if minetest.get_modpath("hopper") and hopper ~= nil and hopper.add_container ~= nil then
hopper:add_container({
{"bottom", "gravelsieve:auto_sieve0", "src"},
{"top", "gravelsieve:auto_sieve0", "dst"},
{"side", "gravelsieve:auto_sieve0", "src"},
{"bottom", "gravelsieve:auto_sieve1", "src"},
{"top", "gravelsieve:auto_sieve1", "dst"},
{"side", "gravelsieve:auto_sieve1", "src"},
{"bottom", "gravelsieve:auto_sieve2", "src"},
{"top", "gravelsieve:auto_sieve2", "dst"},
{"side", "gravelsieve:auto_sieve2", "src"},
{"bottom", "gravelsieve:auto_sieve3", "src"},
{"top", "gravelsieve:auto_sieve3", "dst"},
{"side", "gravelsieve:auto_sieve3", "src"},
})
end
-- adaption to Circular Saw
if minetest.get_modpath("moreblocks") then
stairsplus:register_all("gravelsieve", "compressed_gravel", "gravelsieve:compressed_gravel", {
description=S("Compressed Gravel"),
groups={cracky=2, crumbly=2, choppy=2, not_in_creative_inventory=1},
tiles = {"gravelsieve_compressed_gravel.png"},
sounds = default.node_sound_stone_defaults(),
})
end
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