311 lines
8.1 KiB
Lua
311 lines
8.1 KiB
Lua
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-- our API object
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doors = {}
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doors.registered_doors = {}
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-- returns an object to a door object or nil
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function doors.get(pos)
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local node_name = minetest.get_node(pos).name
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if doors.registered_doors[node_name] then
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-- A normal upright door
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return {
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pos = pos,
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open = function(self, player)
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if self:state() then
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return false
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end
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return doors.door_toggle(self.pos, nil, player)
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end,
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close = function(self, player)
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if not self:state() then
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return false
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end
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return doors.door_toggle(self.pos, nil, player)
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end,
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toggle = function(self, player)
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return doors.door_toggle(self.pos, nil, player)
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end,
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state = function(self)
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local state = minetest.get_meta(self.pos):get_int("state")
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return state %2 == 1
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end
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}
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end
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end
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-- this hidden node is placed on top of the bottom, and prevents
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-- nodes from being placed in the top half of the door.
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minetest.register_node(":minecraft:hidden", {
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description = "Hidden Door Segment",
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drawtype = "airlike",
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paramtype = "light",
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paramtype2 = "facedir",
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sunlight_propagates = true,
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-- has to be walkable for falling nodes to stop falling.
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walkable = true,
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pointable = false,
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diggable = false,
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buildable_to = false,
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floodable = false,
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drop = "",
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groups = {not_in_creative_inventory = 1},
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on_blast = function() end,
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-- 1px block inside door hinge near node top
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collision_box = {
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type = "fixed",
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fixed = {-15/32, 13/32, -15/32, -13/32, 1/2, -13/32},
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},
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})
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-- table used to aid door opening/closing
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local transform = {
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{
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{v = "_a", param2 = 3},
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{v = "_a", param2 = 0},
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{v = "_a", param2 = 1},
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{v = "_a", param2 = 2},
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},
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{
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{v = "_c", param2 = 1},
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{v = "_c", param2 = 2},
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{v = "_c", param2 = 3},
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{v = "_c", param2 = 0},
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},
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{
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{v = "_b", param2 = 1},
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{v = "_b", param2 = 2},
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{v = "_b", param2 = 3},
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{v = "_b", param2 = 0},
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},
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{
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{v = "_d", param2 = 3},
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{v = "_d", param2 = 0},
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{v = "_d", param2 = 1},
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{v = "_d", param2 = 2},
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},
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}
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function doors.door_toggle(pos, node, clicker)
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local meta = minetest.get_meta(pos)
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node = node or minetest.get_node(pos)
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local def = minetest.registered_nodes[node.name]
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local name = def.door.name
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local state = meta:get_string("state")
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if state == "" then
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-- fix up lvm-placed right-hinged doors, default closed
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if node.name:sub(-2) == "_b" then
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state = 2
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else
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state = 0
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end
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else
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state = tonumber(state)
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end
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-- until Lua-5.2 we have no bitwise operators :(
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if state % 2 == 1 then
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state = state - 1
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else
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state = state + 1
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end
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local dir = node.param2
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-- It's possible param2 is messed up, so, validate before using
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-- the input data. This indicates something may have rotated
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-- the door, even though that is not supported.
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if not transform[state + 1] or not transform[state + 1][dir + 1] then
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return false
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end
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minetest.swap_node(pos, {
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name = name .. transform[state + 1][dir+1].v,
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param2 = transform[state + 1][dir+1].param2
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})
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meta:set_int("state", state)
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return true
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end
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local function on_place_node(place_to, newnode,
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placer, oldnode, itemstack, pointed_thing)
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-- Run script hook
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for _, callback in ipairs(minetest.registered_on_placenodes) do
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-- Deepcopy pos, node and pointed_thing because callback can modify them
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local place_to_copy = {x = place_to.x, y = place_to.y, z = place_to.z}
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local newnode_copy =
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{name = newnode.name, param1 = newnode.param1, param2 = newnode.param2}
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local oldnode_copy =
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{name = oldnode.name, param1 = oldnode.param1, param2 = oldnode.param2}
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local pointed_thing_copy = {
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type = pointed_thing.type,
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above = vector.new(pointed_thing.above),
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under = vector.new(pointed_thing.under),
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ref = pointed_thing.ref,
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}
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callback(place_to_copy, newnode_copy, placer,
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oldnode_copy, itemstack, pointed_thing_copy)
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end
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end
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function doors.register(name, def)
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minetest.register_craftitem(":" .. name, {
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description = def.description,
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inventory_image = def.inventory_image,
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groups = table.copy(def.groups),
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stack_max = 1,
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on_place = function(itemstack, placer, pointed_thing)
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local pos
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if not pointed_thing.type == "node" then
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return itemstack
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end
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local node = minetest.get_node(pointed_thing.under)
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local pdef = minetest.registered_nodes[node.name]
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if pdef and pdef.on_rightclick and
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not (placer and placer:is_player() and
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placer:get_player_control().sneak) then
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return pdef.on_rightclick(pointed_thing.under,
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node, placer, itemstack, pointed_thing)
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end
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if pdef and pdef.buildable_to then
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pos = pointed_thing.under
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else
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pos = pointed_thing.above
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node = minetest.get_node(pos)
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pdef = minetest.registered_nodes[node.name]
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if not pdef or not pdef.buildable_to then
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return itemstack
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end
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end
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local above = {x = pos.x, y = pos.y + 1, z = pos.z}
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local top_node = minetest.get_node_or_nil(above)
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local topdef = top_node and minetest.registered_nodes[top_node.name]
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if not topdef or not topdef.buildable_to then
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return itemstack
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end
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local dir = placer and minetest.dir_to_facedir(placer:get_look_dir()) or 0
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local ref = {
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{x = -1, y = 0, z = 0},
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{x = 0, y = 0, z = 1},
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{x = 1, y = 0, z = 0},
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{x = 0, y = 0, z = -1},
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}
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local aside = {
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x = pos.x + ref[dir + 1].x,
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y = pos.y + ref[dir + 1].y,
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z = pos.z + ref[dir + 1].z,
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}
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local state = 0
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if minetest.get_item_group(minetest.get_node(aside).name, "door") == 1 then
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state = state + 2
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minetest.set_node(pos, {name = name .. "_b", param2 = dir})
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minetest.set_node(above, {name = "minecraft:hidden", param2 = (dir + 3) % 4})
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else
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minetest.set_node(pos, {name = name .. "_a", param2 = dir})
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minetest.set_node(above, {name = "minecraft:hidden", param2 = dir})
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end
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local meta = minetest.get_meta(pos)
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meta:set_int("state", state)
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if not minetest.is_creative_enabled(pn) then
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itemstack:take_item()
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end
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on_place_node(pos, minetest.get_node(pos),
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placer, node, itemstack, pointed_thing)
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return itemstack
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end
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})
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def.inventory_image = nil
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if def.recipe then
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minetest.register_craft({
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output = name,
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recipe = def.recipe,
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})
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end
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def.recipe = nil
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def.groups.not_in_creative_inventory = 1
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def.groups.door = 1
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def.drop = name
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def.door = {
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name = name,
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sounds = { def.sound_close, def.sound_open },
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}
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if not def.on_rightclick then
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def.on_rightclick = function(pos, node, clicker, itemstack, pointed_thing)
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doors.door_toggle(pos, node, clicker)
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return itemstack
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end
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end
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def.after_dig_node = function(pos, node, meta, digger)
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minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
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minetest.check_for_falling({x = pos.x, y = pos.y + 1, z = pos.z})
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end
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def.on_rotate = function(pos, node, user, mode, new_param2)
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return false
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end
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def.on_destruct = function(pos)
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minetest.remove_node({x = pos.x, y = pos.y + 1, z = pos.z})
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end
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def.drawtype = "mesh"
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def.paramtype = "light"
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def.paramtype2 = "facedir"
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def.sunlight_propagates = true
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def.walkable = true
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def.is_ground_content = false
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def.buildable_to = false
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def.selection_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-5/16}}
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def.collision_box = {type = "fixed", fixed = {-1/2,-1/2,-1/2,1/2,3/2,-5/16}}
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def.use_texture_alpha = "clip"
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def.sounds = block_sound('wood')
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def.mesh = "mcnt_door_a.obj"
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minetest.register_node(":" .. name .. "_a", def)
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def.mesh = "mcnt_door_b.obj"
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minetest.register_node(":" .. name .. "_b", def)
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def.mesh = "mcnt_door_a2.obj"
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minetest.register_node(":" .. name .. "_c", def)
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def.mesh = "mcnt_door_b2.obj"
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minetest.register_node(":" .. name .. "_d", def)
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doors.registered_doors[name .. "_a"] = true
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doors.registered_doors[name .. "_b"] = true
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doors.registered_doors[name .. "_c"] = true
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doors.registered_doors[name .. "_d"] = true
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end
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doors.register("minecraft:door", {
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tiles = {{ name = "terrain.png", backface_culling = true }},
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description = "Wooden Door",
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inventory_image = "items.png^[sheet:16x16:11,2",
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groups = {node = 1, choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
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recipe = {
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{"minecraft:plank", "minecraft:plank"},
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{"minecraft:plank", "minecraft:plank"},
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{"minecraft:plank", "minecraft:plank"},
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}
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})
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