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- --[[
- Ingots - allows the placemant of ingots in the world
- Copyright (C) 2018 Skamiz Kazzarch
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- ]]--
- -- takes an item name and a texture name and a boolean whether the ingots are big
- function ingots.register_ingots(ingot_item, texture, is_big)
- --checks, whether the item name is a valid item (thanks 'puzzlecube')
- if not minetest.registered_items[ingot_item] then
- minetest.log("warning", ingot_item.." is not registered. Skipping ingot registration")
- return
- end
- -- de hardcoded modname, which allows the api to be properly used from within other mods (thanks 'argyle')
- local mod_name = minetest.get_current_modname()
- local mod_prefix = mod_name .. ":"
- local stack_size = 64
- local texture_prefix = "ingot_"
- --gets item name witout mod part, to be used in the deffinition of the new nodes
- local ingot_name = string.sub(ingot_item, string.find(ingot_item, ":", 1, true) +1, -1)
- -- Some ingots do not have unique sub-names.
- -- For these ingots, use their whole name, replacing ':' with '_'.
- -- Ex: talinite:ingot and brass:ingot have the same sub-name, "ingot".
- if ingot_name == "ingot" then
- ingot_name = string.gsub(ingot_item, ":", "_")
- end
- if is_big then
- ingot_name = ingot_name .. "_big"
- stack_size = 8
- texture_prefix = "ingot_big_"
- end
- --this way there is no need for a separate on_punch function for a stack of 1 ingot
- minetest.register_alias(mod_prefix .. ingot_name .."_0", "air")
- --gives the ingot_item the ability to be placed and increas already placed stacks of ingots
- minetest.override_item(ingot_item, {
- on_place = function (itemstack, placer, pointed_thing)
- local pos = minetest.get_pointed_thing_position(pointed_thing, true)
- if minetest.is_protected(pos, placer:get_player_name()) and not minetest.check_player_privs(placer, "protection_bypass") then
- return
- end
- if pointed_thing["type"] == "node" then
- local name = minetest.get_node(pointed_thing.under).name
- -- call on_rightclick function of pointed node if aplicable and not sneak
- -- might or might not break if item is placed by mod devices
- if minetest.registered_nodes[name].on_rightclick and
- not placer:get_player_control().sneak
- then
- minetest.registered_nodes[name].on_rightclick(pointed_thing.under,
- minetest.get_node(pointed_thing.under), placer, itemstack)
- elseif string.find(name, mod_prefix .. ingot_name) then
- local count = string.gsub(name, "%D*", "")
- if stack_size > minetest.registered_nodes[minetest.get_node(pointed_thing.under).name]._ingot_count then
- minetest.set_node(pointed_thing.under, {name = mod_prefix .. ingot_name .."_" .. count + 1, param2 = minetest.get_node(pointed_thing.under).param2})
- itemstack:take_item()
- elseif minetest.get_node(pointed_thing.above).name == "air" then
- minetest.set_node(pointed_thing.above, {name = mod_prefix .. ingot_name .."_1"})
- itemstack:take_item()
- end
- elseif minetest.get_node(pointed_thing.above).name == "air" then
- minetest.set_node(pointed_thing.above, {
- name = mod_prefix .. ingot_name .. "_1",
- param2 = math.random(0, 3),
- })
- itemstack:take_item()
- end
- return itemstack
- end
- end
- })
- -- Talinite ingots glow.
- local light_source = nil
- if ingot_item == "talinite:ingot" then
- light_source = 6
- end
- --registers 'stack_size' number of nodes, each has one more ingot in it than the last
- for i = 1, stack_size do
- local box = {
- type = "fixed",
- fixed = {
- --rectangular box which encompases all placed ingots
- ingots.get_box(is_big, i),
- },
- }
- minetest.register_node(mod_prefix .. ingot_name .. "_" .. i,{
- description = "ingots",
- drawtype = "mesh",
- tiles = {texture},
- mesh = texture_prefix .. i .. ".obj",
- selection_box = box,
- collision_box = box,
- paramtype = 'light',
- paramtype2 = "facedir",
- light_source = light_source,
- -- Not quick to walk on top of ingot piles.
- movement_speed_multiplier = default.SLOW_SPEED,
- -- Horizontal rotation only!
- on_rotate = screwdriver.rotate_simple,
- groups = {cracky = 3, level = 2, not_in_creative_inventory = 1, falling_node = 1},
- drop = ingot_item .. " " .. i,
- on_punch = function (pos, node, puncher, pointed_thing)
- if puncher then
- local wield = puncher:get_wielded_item()
- --checks, so that a stack can be taken appart only by hand or relevant ingot_item
- if wield:get_name() == ingot_item or
- wield:get_count() == 0 then
- if minetest.is_protected(pos, puncher:get_player_name()) and not minetest.check_player_privs(puncher, "protection_bypass") then
- return
- end
- minetest.set_node(pos, {name = mod_prefix .. ingot_name .."_" .. i - 1, param2 = node.param2})
- local stack = ItemStack(ingot_item)
- puncher:get_inventory():add_item("main", stack)
- end
- end
- end,
- _ingot_name = ingot_name,
- _ingot_count = i,
- })
- end
- end
- --returns an apropriate nodebox for a given number of ingots
- function ingots.get_box(is_big, i)
- if is_big then return {-0.5, -0.5, -0.5, 0.5, (((i + 1 - ((i +1 )%2)) / 8) - 0.5), 0.5}
- else return {-0.5, -0.5, -0.5, 0.5, (((i - 1 - ((i-1)%8)) / 8) - 3) / 8, 0.5}
- end
- end
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