Erinfest/mods/ITEMS/xpanes/init.lua

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local function is_pane(pos)
return minetest.get_item_group(minetest.get_node(pos).name, "pane") > 0
end
local function connects_dir(pos, name, dir)
local aside = vector.add(pos, minetest.facedir_to_dir(dir))
if is_pane(aside) then
return true
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end
local connects_to = minetest.registered_nodes[name].connects_to
if not connects_to then
return false
end
local list = minetest.find_nodes_in_area(aside, aside, connects_to)
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if #list > 0 then
return true
end
return false
end
local function swap(pos, node, name, param2)
if node.name == name and node.param2 == param2 then
return
end
minetest.set_node(pos, {name = name, param2 = param2})
end
local function update_pane(pos)
if not is_pane(pos) then
return
end
local node = minetest.get_node(pos)
local name = node.name
if name:sub(-5) == "_flat" then
name = name:sub(1, -6)
end
local any = node.param2
local c = {}
local count = 0
for dir = 0, 3 do
c[dir] = connects_dir(pos, name, dir)
if c[dir] then
any = dir
count = count + 1
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end
end
if count == 0 then
swap(pos, node, name .. "_flat", any)
elseif count == 1 then
swap(pos, node, name .. "_flat", (any + 1) % 4)
elseif count == 2 then
if (c[0] and c[2]) or (c[1] and c[3]) then
swap(pos, node, name .. "_flat", (any + 1) % 4)
else
swap(pos, node, name, 0)
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end
else
swap(pos, node, name, 0)
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end
end
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minetest.register_on_placenode(function(pos, node)
if minetest.get_item_group(node, "pane") then
update_pane(pos)
end
for i = 0, 3 do
local dir = minetest.facedir_to_dir(i)
update_pane(vector.add(pos, dir))
end
end)
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minetest.register_on_dignode(function(pos)
for i = 0, 3 do
local dir = minetest.facedir_to_dir(i)
update_pane(vector.add(pos, dir))
end
end)
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xpanes = {}
function xpanes.register_pane(name, def)
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for i = 1, 15 do
minetest.register_alias("xpanes:" .. name .. "_" .. i, "xpanes:" .. name .. "_flat")
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end
local flatgroups = table.copy(def.groups)
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local drop = def.drop
if not drop then
drop = "xpanes:" .. name .. "_flat"
end
flatgroups.pane = 1
flatgroups.deco_block = 1
minetest.register_node(":xpanes:" .. name .. "_flat", {
description = def.description,
drawtype = "nodebox",
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paramtype = "light",
is_ground_content = false,
sunlight_propagates = true,
inventory_image = def.inventory_image,
wield_image = def.wield_image,
paramtype2 = "facedir",
tiles = {def.textures[3], def.textures[3], def.textures[1]},
use_texture_alpha = def.use_texture_alpha,
groups = flatgroups,
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drop = drop,
sounds = def.sounds,
node_box = {
type = "fixed",
fixed = {{-1/2, -1/2, -1/32, 1/2, 1/2, 1/32}},
},
selection_box = {
type = "fixed",
fixed = {{-1/2, -1/2, -1/32, 1/2, 1/2, 1/32}},
},
connect_sides = { "left", "right" },
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})
local groups = table.copy(def.groups)
groups.pane = 1
groups.not_in_creative_inventory = 1
minetest.register_node(":xpanes:" .. name, {
drawtype = "nodebox",
paramtype = "light",
is_ground_content = false,
sunlight_propagates = true,
description = def.description,
tiles = {def.textures[3], def.textures[3], def.textures[1]},
use_texture_alpha = def.use_texture_alpha,
groups = groups,
drop = "xpanes:" .. name .. "_flat",
sounds = def.sounds,
node_box = {
type = "connected",
fixed = {{-1/32, -1/2, -1/32, 1/32, 1/2, 1/32}},
connect_front = {{-1/32, -1/2, -1/2, 1/32, 1/2, -1/32}},
connect_left = {{-1/2, -1/2, -1/32, -1/32, 1/2, 1/32}},
connect_back = {{-1/32, -1/2, 1/32, 1/32, 1/2, 1/2}},
connect_right = {{1/32, -1/2, -1/32, 1/2, 1/2, 1/32}},
},
connects_to = {"group:pane", "group:stone", "group:glass", "group:wood", "group:tree"},
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drop = drop,
})
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minetest.register_craft({
output = "xpanes:" .. name .. "_flat 16",
recipe = def.recipe
})
end
local pane = function(description, node, append)
xpanes.register_pane("pane"..append, {
description = description,
textures = {"xpanes_pane_glass"..append..".png","xpanes_pane_half_glass"..append..".png","xpanes_top_glass"..append..".png"},
use_texture_alpha = true,
inventory_image = "xpanes_pane_glass"..append..".png",
wield_image = "xpanes_pane_glass"..append..".png",
sounds = mcl_sounds.node_sound_glass_defaults(),
groups = {snappy=2, cracky=3, oddly_breakable_by_hand=3},
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recipe = {
{node, node, node},
{node, node, node},
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},
drop = "",
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})
end
-- Iron Bar
xpanes.register_pane("bar", {
description = "Iron Bars",
textures = {"xpanes_pane_iron.png","xpanes_pane_half_iron.png","xpanes_top_iron.png"},
inventory_image = "xpanes_pane_iron.png",
wield_image = "xpanes_pane_iron.png",
groups = {cracky=2},
sounds = mcl_sounds.node_sound_metal_defaults(),
recipe = {
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{"mcl_core:iron_ingot", "mcl_core:iron_ingot", "mcl_core:iron_ingot"},
{"mcl_core:iron_ingot", "mcl_core:iron_ingot", "mcl_core:iron_ingot"},
}
})
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-- Glass
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pane("Glass Pane", "mcl_core:glass", "_natural")
pane("Red Stained Glass Pane", "mcl_core:glass_red", "_red")
pane("Green Stained Glass Pane", "mcl_core:glass_green", "_green")
pane("Blue Stained Glass Pane", "mcl_core:glass_blue", "_blue")
pane("Light Blue Stained Glass Pane", "mcl_core:glass_light_blue", "_light_blue")
pane("Black Stained Glass Pane", "mcl_core:glass_black", "_black")
pane("White Stained Glass Pane", "mcl_core:glass_white", "_white")
pane("Yellow Stained Glass Pane", "mcl_core:glass_yellow", "_yellow")
pane("Brown Stained Glass Pane", "mcl_core:glass_brown", "_brown")
pane("Orange Stained Glass Pane", "mcl_core:glass_orange", "_orange")
pane("Pink Stained Glass Pane", "mcl_core:glass_pink", "_pink")
pane("Grey Stained Glass Pane", "mcl_core:glass_gray", "_gray")
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pane("Lime Stained Glass Pane", "mcl_core:glass_lime", "_lime")
pane("Light Grey Stained Glass Pane", "mcl_core:glass_silver", "_silver")
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pane("Magenta Stained Glass Pane", "mcl_core:glass_magenta", "_magenta")
pane("Purple Stained Glass Pane", "mcl_core:glass_purple", "_purple")
pane("Cyan Stained Glass Pane", "mcl_core:glass_cyan", "_cyan")