mirror of
https://github.com/minetest/minetest_game.git
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178 lines
5.0 KiB
Lua
178 lines
5.0 KiB
Lua
-- screwdriver/init.lua
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screwdriver = {}
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-- Load support for MT game translation.
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local S = minetest.get_translator("screwdriver")
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screwdriver.ROTATE_FACE = 1
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screwdriver.ROTATE_AXIS = 2
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screwdriver.disallow = function(pos, node, user, mode, new_param2)
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return false
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end
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screwdriver.rotate_simple = function(pos, node, user, mode, new_param2)
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if mode ~= screwdriver.ROTATE_FACE then
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return false
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end
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end
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-- For attached wallmounted nodes: returns true if rotation is valid
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-- simplified version of minetest:builtin/game/falling.lua#L148.
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local function check_attached_node(pos, rotation)
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local d = minetest.wallmounted_to_dir(rotation)
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local p2 = vector.add(pos, d)
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local n = minetest.get_node(p2).name
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local def2 = minetest.registered_nodes[n]
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if def2 and not def2.walkable then
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return false
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end
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return true
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end
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screwdriver.rotate = {}
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local facedir_tbl = {
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[screwdriver.ROTATE_FACE] = {
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[0] = 1, [1] = 2, [2] = 3, [3] = 0,
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[4] = 5, [5] = 6, [6] = 7, [7] = 4,
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[8] = 9, [9] = 10, [10] = 11, [11] = 8,
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[12] = 13, [13] = 14, [14] = 15, [15] = 12,
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[16] = 17, [17] = 18, [18] = 19, [19] = 16,
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[20] = 21, [21] = 22, [22] = 23, [23] = 20,
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},
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[screwdriver.ROTATE_AXIS] = {
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[0] = 4, [1] = 4, [2] = 4, [3] = 4,
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[4] = 8, [5] = 8, [6] = 8, [7] = 8,
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[8] = 12, [9] = 12, [10] = 12, [11] = 12,
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[12] = 16, [13] = 16, [14] = 16, [15] = 16,
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[16] = 20, [17] = 20, [18] = 20, [19] = 20,
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[20] = 0, [21] = 0, [22] = 0, [23] = 0,
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},
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}
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screwdriver.rotate.facedir = function(pos, node, mode)
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local rotation = node.param2 % 32 -- get first 5 bits
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local other = node.param2 - rotation
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rotation = facedir_tbl[mode][rotation] or 0
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return rotation + other
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end
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screwdriver.rotate.colorfacedir = screwdriver.rotate.facedir
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local wallmounted_tbl = {
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[screwdriver.ROTATE_FACE] = {[2] = 5, [3] = 4, [4] = 2, [5] = 3, [1] = 0, [0] = 1},
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[screwdriver.ROTATE_AXIS] = {[2] = 5, [3] = 4, [4] = 2, [5] = 1, [1] = 0, [0] = 3}
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}
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screwdriver.rotate.wallmounted = function(pos, node, mode)
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local rotation = node.param2 % 8 -- get first 3 bits
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local other = node.param2 - rotation
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rotation = wallmounted_tbl[mode][rotation] or 0
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if minetest.get_item_group(node.name, "attached_node") ~= 0 then
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-- find an acceptable orientation
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for i = 1, 5 do
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if not check_attached_node(pos, rotation) then
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rotation = wallmounted_tbl[mode][rotation] or 0
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else
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break
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end
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end
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end
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return rotation + other
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end
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screwdriver.rotate.colorwallmounted = screwdriver.rotate.wallmounted
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-- Handles rotation
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screwdriver.handler = function(itemstack, user, pointed_thing, mode, uses)
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if pointed_thing.type ~= "node" then
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return
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end
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local pos = pointed_thing.under
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local player_name = user and user:get_player_name() or ""
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if minetest.is_protected(pos, player_name) then
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minetest.record_protection_violation(pos, player_name)
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return
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end
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local node = minetest.get_node(pos)
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local ndef = minetest.registered_nodes[node.name]
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if not ndef then
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return itemstack
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end
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-- can we rotate this paramtype2?
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local fn = screwdriver.rotate[ndef.paramtype2]
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if not fn and not ndef.on_rotate then
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return itemstack
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end
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local should_rotate = true
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local new_param2
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if fn then
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new_param2 = fn(pos, node, mode)
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else
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new_param2 = node.param2
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end
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-- Node provides a handler, so let the handler decide instead if the node can be rotated
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if ndef.on_rotate then
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-- Copy pos and node because callback can modify it
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local result = ndef.on_rotate(vector.new(pos),
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{name = node.name, param1 = node.param1, param2 = node.param2},
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user, mode, new_param2)
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if result == false then -- Disallow rotation
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return itemstack
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elseif result == true then
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should_rotate = false
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end
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elseif ndef.on_rotate == false then
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return itemstack
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elseif ndef.can_dig and not ndef.can_dig(pos, user) then
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return itemstack
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end
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if should_rotate and new_param2 ~= node.param2 then
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node.param2 = new_param2
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minetest.swap_node(pos, node)
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minetest.check_for_falling(pos)
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end
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if not minetest.is_creative_enabled(player_name) then
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itemstack:add_wear_by_uses(uses or 200)
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end
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return itemstack
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end
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-- Screwdriver
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minetest.register_tool("screwdriver:screwdriver", {
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description = S("Screwdriver") .. "\n" .. S("(left-click rotates face, right-click rotates axis)"),
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inventory_image = "screwdriver.png",
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groups = {tool = 1},
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on_use = function(itemstack, user, pointed_thing)
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screwdriver.handler(itemstack, user, pointed_thing, screwdriver.ROTATE_FACE, 200)
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return itemstack
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end,
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on_place = function(itemstack, user, pointed_thing)
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screwdriver.handler(itemstack, user, pointed_thing, screwdriver.ROTATE_AXIS, 200)
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return itemstack
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end,
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})
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minetest.register_craft({
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output = "screwdriver:screwdriver",
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recipe = {
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{"default:steel_ingot"},
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{"group:stick"}
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}
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})
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minetest.register_alias("screwdriver:screwdriver1", "screwdriver:screwdriver")
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minetest.register_alias("screwdriver:screwdriver2", "screwdriver:screwdriver")
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minetest.register_alias("screwdriver:screwdriver3", "screwdriver:screwdriver")
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minetest.register_alias("screwdriver:screwdriver4", "screwdriver:screwdriver")
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