293 lines
8.2 KiB
Lua
293 lines
8.2 KiB
Lua
local S = minetest.get_translator(minetest.get_current_modname())
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-- Wrapper around mintest.pointed_thing_to_face_pos.
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local function get_fpos(placer, pointed_thing)
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local fpos
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-- Workaround: minetest.pointed_thing_to_face_pos crashes in MT 0.4.16 if
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-- pointed_thing.under and pointed_thing.above are equal
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-- FIXME: Remove this when MT got fixed.
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if not vector.equals(pointed_thing.under, pointed_thing.above) then
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-- The happy case: Everything is normal
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local finepos = minetest.pointed_thing_to_face_pos(placer, pointed_thing)
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fpos = finepos.y % 1
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else
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-- Fallback if both above and under are equal
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fpos = 0
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end
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return fpos
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end
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---- Trapdoor ----
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local on_rotate
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if minetest.get_modpath("screwdriver") then
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on_rotate = function(pos, node, user, mode, param2)
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-- Flip trapdoor vertically
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if mode == screwdriver.ROTATE_AXIS then
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local minor = node.param2
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if node.param2 >= 20 then
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minor = node.param2 - 20
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if minor == 3 then
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minor = 1
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elseif minor == 1 then
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minor = 3
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end
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node.param2 = minor
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else
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if minor == 3 then
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minor = 1
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elseif minor == 1 then
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minor = 3
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end
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node.param2 = minor
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node.param2 = node.param2 + 20
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end
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minetest.set_node(pos, node)
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return true
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end
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end
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end
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---Checks the direction (param2) of a ladder and a trapdoor and determine if they are
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---facing the same direction.
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---
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---@param ladder integer The param2 value of the ladder.
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---@param trapdoor integer The param2 value of the trapdoor.
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---@return boolean If the ladder and trapdoor are in the same direction.
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function check_direction(ladder, trapdoor)
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local convert_table = {};
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convert_table[2] = { 1, 23 }
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convert_table[3] = { 3, 21 }
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convert_table[4] = { 0, 20 }
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convert_table[5] = { 2, 22 }
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local conversion = convert_table[ladder];
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if conversion == nil then
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return false
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elseif conversion[1] == trapdoor or conversion[2] == trapdoor then
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return true
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end
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return false
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end
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function mcl_doors:register_trapdoor(name, def)
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local groups = table.copy(def.groups)
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if groups == nil then
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groups = {}
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end
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groups.mesecon_ignore_opaque_dig = 1
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if not def.sound_open then
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def.sound_open = "doors_door_open"
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end
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if not def.sound_close then
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def.sound_close = "doors_door_close"
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end
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local function punch(pos)
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local me = minetest.get_node(pos)
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local tmp_node
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-- Close
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if minetest.get_item_group(me.name, "trapdoor") == 2 then
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minetest.sound_play(def.sound_close, { pos = pos, gain = 0.3, max_hear_distance = 16 }, true)
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tmp_node = { name = name, param1 = me.param1, param2 = me.param2 }
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-- Open
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else
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minetest.sound_play(def.sound_open, { pos = pos, gain = 0.3, max_hear_distance = 16 }, true)
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local bottom_node = minetest.get_node_or_nil(vector.subtract(pos, { x = 0, y = 1, z = 0 }))
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local name_end = "_open"
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-- Checking if there is something underneath the trapdoor
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if bottom_node then
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local is_ladder = minetest.get_item_group(bottom_node.name, "ladder")
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local same_direction = check_direction(bottom_node.param2, me.param2)
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if is_ladder > 0 and same_direction then
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name_end = "_ladder"
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end
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end
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tmp_node = { name = name .. name_end, param1 = me.param1, param2 = me.param2 }
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end
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minetest.set_node(pos, tmp_node)
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end
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local on_rightclick
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if not def.only_redstone_can_open then
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on_rightclick = function(pos, node, clicker)
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punch(pos)
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end
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end
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-- Default help texts
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local longdesc, usagehelp, tt_help
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longdesc = def._doc_items_longdesc
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if not longdesc then
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if def.only_redstone_can_open then
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longdesc = S("Trapdoors are horizontal barriers which can be opened or closed and climbed like a ladder when open. They occupy the upper or lower part of a block, depending on how they have been placed. This trapdoor can only be opened or closed by redstone power.")
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else
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longdesc = S("Trapdoors are horizontal barriers which can be opened or closed and climbed like a ladder when open. They occupy the upper or lower part of a block, depending on how they have been placed. This trapdoor can be opened or closed by hand or redstone power.")
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end
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end
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usagehelp = def._doc_items_usagehelp
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if not usagehelp and not def.only_redstone_can_open then
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usagehelp = S("To open or close this trapdoor, rightclick it or send a redstone signal to it.")
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end
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if def.only_redstone_can_open then
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tt_help = S("Openable by redstone power")
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else
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tt_help = S("Openable by players and redstone power")
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end
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-- Closed trapdoor
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local tile_front = def.tile_front
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local tile_side = def.tile_side
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if not tile_side then
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tile_side = tile_front
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end
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local tiles_closed = {
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tile_front,
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tile_front .. "^[transformFY",
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tile_side, tile_side,
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tile_side, tile_side,
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}
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local groups_closed = groups
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groups_closed.trapdoor = 1
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groups_closed.deco_block = 1
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minetest.register_node(name, {
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description = def.description,
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_tt_help = tt_help,
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_doc_items_longdesc = longdesc,
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_doc_items_usagehelp = usagehelp,
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drawtype = "nodebox",
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tiles = tiles_closed,
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use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "clip" or true,
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inventory_image = def.inventory_image,
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wield_image = def.wield_image,
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is_ground_content = false,
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paramtype = "light",
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stack_max = 64,
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paramtype2 = "facedir",
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sunlight_propagates = true,
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groups = groups_closed,
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_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
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node_box = {
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type = "fixed",
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fixed = {
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{-8/16, -8/16, -8/16, 8/16, -5/16, 8/16},},
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},
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mesecons = {effector = {
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action_on = (function(pos, node)
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punch(pos)
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end),
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}},
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on_place = function(itemstack, placer, pointed_thing)
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local p0 = pointed_thing.under
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local p1 = pointed_thing.above
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local param2 = 0
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local placer_pos = placer:get_pos()
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if placer_pos then
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param2 = minetest.dir_to_facedir(vector.subtract(p1, placer_pos))
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end
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local fpos = get_fpos(placer, pointed_thing)
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--local origname = itemstack:get_name()
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if p0.y - 1 == p1.y or (fpos > 0 and fpos < 0.5)
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or (fpos < -0.5 and fpos > -0.999999999) then
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param2 = param2 + 20
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if param2 == 21 then
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param2 = 23
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elseif param2 == 23 then
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param2 = 21
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end
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end
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return minetest.item_place(itemstack, placer, pointed_thing, param2)
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end,
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on_rightclick = on_rightclick,
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on_rotate = on_rotate,
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})
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-- Open trapdoor
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local groups_open = table.copy(groups)
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local tiles_open = {
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tile_side,
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tile_side .. "^[transformR180",
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tile_side .. "^[transformR270",
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tile_side .. "^[transformR90",
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tile_front .. "^[transform46",
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tile_front .. "^[transformFY",
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}
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groups_open.trapdoor = 2
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groups_open.not_in_creative_inventory = 1
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-- Non-climbable opened
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minetest.register_node(name.."_open", {
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drawtype = "nodebox",
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tiles = tiles_open,
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use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "clip" or true,
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is_ground_content = false,
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paramtype = "light",
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paramtype2 = "facedir",
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sunlight_propagates = true,
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pointable = true,
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groups = groups_open,
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_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
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drop = name,
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node_box = {
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type = "fixed",
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fixed = {-0.5, -0.5, 5/16, 0.5, 0.5, 0.5}
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},
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on_rightclick = on_rightclick,
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mesecons = {effector = {
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action_off = (function(pos, node)
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punch(pos)
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end),
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}},
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on_rotate = on_rotate,
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})
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-- Climbable opened
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minetest.register_node(name.."_ladder", {
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drawtype = "nodebox",
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tiles = tiles_open,
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use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "clip" or true,
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is_ground_content = false,
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paramtype = "light",
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paramtype2 = "facedir",
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climbable = true,
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sunlight_propagates = true,
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pointable = true,
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groups = groups_open,
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_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
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drop = name,
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node_box = {
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type = "fixed",
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fixed = {-0.5, -0.5, 5/16, 0.5, 0.5, 0.5}
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},
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on_rightclick = on_rightclick,
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mesecons = {effector = {
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action_off = (function(pos, node)
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punch(pos)
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end),
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}},
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on_rotate = on_rotate,
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})
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if minetest.get_modpath("doc") then
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doc.add_entry_alias("nodes", name, "nodes", name.."_open")
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end
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end
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