minecraftnt/mods/mcnt_door/init.lua

311 lines
8.1 KiB
Lua

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