realtest/mods/core/stairs_and_slabs.lua
2013-02-09 14:06:34 +06:00

237 lines
6.5 KiB
Lua

function realtest.register_stair(name, recipeitem, groups, images, description, sounds, drop)
if minetest.registered_nodes[name] then
recipeitem = recipeitem or name
groups = groups or minetest.registered_nodes[name].groups
images = images or minetest.registered_nodes[name].tiles
description = description or minetest.registered_nodes[name].description .. " Stair"
sounds = sounds or minetest.registered_nodes[name].sounds
else
if not (recipeitem and groups and images and description and sounds) then
return
end
end
drop = drop or name.."_stair"
minetest.register_node(":"..name.."_stair", {
description = description,
drawtype = "nodebox",
tiles = images,
drop = drop,
paramtype = "light",
paramtype2 = "facedir",
groups = groups,
sounds = sounds,
node_box = {
type = "fixed",
fixed = {
{-0.5, -0.5, -0.5, 0.5, 0, 0.5},
{-0.5, 0, 0, 0.5, 0.5, 0.5},
},
},
selection_box = {
type = "fixed",
fixed = {
{-0.5, -0.5, -0.5, 0.5, 0, 0.5},
{-0.5, 0, 0, 0.5, 0.5, 0.5},
},
},
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
local p0 = pointed_thing.under
local p1 = pointed_thing.above
if p0.y-1 == p1.y then
local fakestack = ItemStack(name.."_stair".."_upside_down")
local ret = minetest.item_place(fakestack, placer, pointed_thing)
if ret and ret:is_empty() then
itemstack:take_item()
return itemstack
end
end
return minetest.item_place(itemstack, placer, pointed_thing)
end,
})
minetest.register_node(":"..name.."_stair_upside_down", {
drop = drop,
drawtype = "nodebox",
tiles = images,
paramtype = "light",
paramtype2 = "facedir",
groups = groups,
sounds = sounds,
node_box = {
type = "fixed",
fixed = {
{-0.5, 0, -0.5, 0.5, 0.5, 0.5},
{-0.5, -0.5, 0, 0.5, 0, 0.5},
},
},
selection_box = {
type = "fixed",
fixed = {
{-0.5, 0, -0.5, 0.5, 0.5, 0.5},
{-0.5, -0.5, 0, 0.5, 0, 0.5},
},
},
})
minetest.register_craft({
output = name.."_stair 8",
recipe = {
{recipeitem, "", ""},
{recipeitem, recipeitem, ""},
{recipeitem, recipeitem, recipeitem},
},
})
minetest.register_craft({
output = name.."_stair 4",
recipe = {
{"", "", recipeitem},
{"", recipeitem, recipeitem},
{recipeitem, recipeitem, recipeitem},
},
})
end
function realtest.register_slab(name, recipeitem, groups, images, description, sounds, drop)
if minetest.registered_nodes[name] then
recipeitem = recipeitem or name
groups = groups or minetest.registered_nodes[name].groups
images = images or minetest.registered_nodes[name].tiles
description = description or minetest.registered_nodes[name].description .. " Slab"
sounds = sounds or minetest.registered_nodes[name].sounds
else
if not (recipeitem and groups and images and description and sounds) then
return
end
end
drop = drop or name.."_slab"
minetest.register_node(":"..name.."_slab", {
description = description,
drawtype = "nodebox",
tiles = images,
drop = drop,
paramtype = "light",
groups = groups,
sounds = sounds,
node_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
},
selection_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
},
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
-- If it's being placed on an another similar one, replace it with
-- a full block
local slabpos = nil
local slabnode = nil
local p0 = pointed_thing.under
local p1 = pointed_thing.above
local n0 = minetest.env:get_node(p0)
if n0.name == name.."_slab" and
p0.y+1 == p1.y then
slabpos = p0
slabnode = n0
end
if slabpos then
-- Remove the slab at slabpos
minetest.env:remove_node(slabpos)
-- Make a fake stack of a single item and try to place it
local fakestack = ItemStack(recipeitem)
pointed_thing.above = slabpos
fakestack = minetest.item_place(fakestack, placer, pointed_thing)
-- If the item was taken from the fake stack, decrement original
if not fakestack or fakestack:is_empty() then
itemstack:take_item(1)
-- Else put old node back
else
minetest.env:set_node(slabpos, slabnode)
end
return itemstack
end
-- Upside down slabs
if p0.y-1 == p1.y then
-- Turn into full block if pointing at a existing slab
if n0.name == name.."_slab_upside_down" then
-- Remove the slab at the position of the slab
minetest.env:remove_node(p0)
-- Make a fake stack of a single item and try to place it
local fakestack = ItemStack(recipeitem)
pointed_thing.above = p0
fakestack = minetest.item_place(fakestack, placer, pointed_thing)
-- If the item was taken from the fake stack, decrement original
if not fakestack or fakestack:is_empty() then
itemstack:take_item(1)
-- Else put old node back
else
minetest.env:set_node(p0, n0)
end
return itemstack
end
-- Place upside down slab
local fakestack = ItemStack(name.."_slab_upside_down")
local ret = minetest.item_place(fakestack, placer, pointed_thing)
if ret and ret:is_empty() then
itemstack:take_item()
return itemstack
end
end
-- If pointing at the side of a upside down slab
if n0.name == name.."_slab_upside_down" and
p0.y+1 ~= p1.y then
-- Place upside down slab
local fakestack = ItemStack(name.."_slab_upside_down")
local ret = minetest.item_place(fakestack, placer, pointed_thing)
if ret and ret:is_empty() then
itemstack:take_item()
return itemstack
end
end
-- Otherwise place regularly
return minetest.item_place(itemstack, placer, pointed_thing)
end,
})
minetest.register_node(":"..name.."_slab_upside_down", {
drop = drop,
drawtype = "nodebox",
tiles = images,
paramtype = "light",
groups = groups,
sounds = sounds,
node_box = {
type = "fixed",
fixed = {-0.5, 0, -0.5, 0.5, 0.5, 0.5},
},
selection_box = {
type = "fixed",
fixed = {-0.5, 0, -0.5, 0.5, 0.5, 0.5},
},
})
minetest.register_craft({
output = name.."_slab 6",
recipe = {
{recipeitem, recipeitem, recipeitem},
},
})
end
function realtest.register_stair_and_slab(name, recipeitem, groups, images, description, sounds, drop)
realtest.register_stair(name, recipeitem, groups, images, description, sounds, drop)
realtest.register_slab(name, recipeitem, groups, images, description, sounds, drop)
end