minetest-mod-snow/src/basic_stairs_slabs.lua

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-- Based on
-- Minetest 0.4 mod: stairs
-- See README.txt for licensing and other information.
-- ADD CHECK FOR MOREBLOCKS/SKIP IF NOT FOUND CODE STUFF HERE
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-- what of the recipeitem can be copied
local recipe_values = {
"description", "tiles", "groups", "sounds", "use_texture_alpha", "sunlight_propagates",
"freezemelt", "liquidtype", "sunlight_propagates",
"stair_desc", "slab_desc"
}
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local stairdef = {
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
is_ground_content = true,
sounds = default.node_sound_dirt_defaults({
footstep = {name="default_snow_footstep", gain=0.25},
dig = {name="default_dig_crumbly", gain=0.4},
dug = {name="default_snow_footstep", gain=0.75},
place = {name="default_place_node", gain=1.0}
}),
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},
},
},
on_place = function(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
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local p0 = pointed_thing.under
local p1 = pointed_thing.above
local param2 = 0
local placer_pos = placer:getpos()
if placer_pos then
local dir = {
x = p1.x - placer_pos.x,
y = p1.y - placer_pos.y,
z = p1.z - placer_pos.z
}
param2 = minetest.dir_to_facedir(dir)
end
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if p0.y-1 == p1.y then
param2 = param2 + 20
if param2 == 21 then
param2 = 23
elseif param2 == 23 then
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)
end,
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on_construct = function(pos)
pos.y = pos.y - 1
local node = minetest.get_node(pos)
if node.name == "default:dirt_with_grass"
-- Thinking in terms of layers, dirt_with_snow could also double as
-- dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ, 2014_04_04
or node.name == "default:dirt" then
node.name = "default:dirt_with_snow"
minetest.set_node(pos, node)
end
end
}
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-- Node will be called snow:stair_<subname>
local function register_stair(subname, recipeitem, newdef)
local def = table.copy(stairdef)
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for n,i in pairs(newdef) do
def[n] = i
end
local name = "snow:stair_" .. subname
minetest.register_node(name, def)
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--[[
-- for replace ABM
minetest.register_node("snow:stair_" .. subname.."upside_down", {
replace_name = "snow:stair_" .. subname,
groups = {slabs_replace=1},
})
--]]
minetest.register_craft({
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output = name .. " 6",
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recipe = {
{recipeitem, "", ""},
{recipeitem, recipeitem, ""},
{recipeitem, recipeitem, recipeitem},
},
})
-- Flipped recipe
minetest.register_craft({
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output = name .. " 6",
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recipe = {
{"", "", recipeitem},
{"", recipeitem, recipeitem},
{recipeitem, recipeitem, recipeitem},
},
})
end
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local slabdef = table.copy(stairdef)
slabdef.node_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5},
}
slabdef.on_place = nil
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-- Node will be called snow:slab_<subname>
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local function register_slab(subname, recipeitem, newdef)
local def = table.copy(slabdef)
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local name = "snow:slab_" .. subname
def.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, slabnode
local p0 = pointed_thing.under
local p1 = pointed_thing.above
local n0 = minetest.get_node(p0)
local n1 = minetest.get_node(p1)
local n0_is_upside_down = (n0.name == name and
n0.param2 >= 20)
if n0.name == name
and not n0_is_upside_down
and p0.y+1 == p1.y then
slabpos = p0
slabnode = n0
elseif n1.name == name then
slabpos = p1
slabnode = n1
end
if slabpos then
-- Remove the slab at slabpos
minetest.remove_node(slabpos)
-- Make a fake stack of a single item and try to place it
local fakestack = ItemStack(recipeitem)
fakestack:set_count(itemstack:get_count())
pointed_thing.above = slabpos
local success
fakestack, success = minetest.item_place(fakestack, placer, pointed_thing)
-- If the item was taken from the fake stack, decrement original
if success then
itemstack:set_count(fakestack:get_count())
-- Else put old node back
else
minetest.set_node(slabpos, slabnode)
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end
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return itemstack
end
local param2
-- Upside down slabs
if p0.y-1 == p1.y then
-- Turn into full block if pointing at a existing slab
if n0_is_upside_down then
-- Remove the slab at the position of the slab
minetest.remove_node(p0)
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-- Make a fake stack of a single item and try to place it
local fakestack = ItemStack(recipeitem)
fakestack:set_count(itemstack:get_count())
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pointed_thing.above = p0
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local success
fakestack, success = minetest.item_place(fakestack, placer, pointed_thing)
-- If the item was taken from the fake stack, decrement original
if success then
itemstack:set_count(fakestack:get_count())
-- Else put old node back
else
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minetest.set_node(p0, n0)
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end
return itemstack
end
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-- Place upside down slab
param2 = 20
elseif n0_is_upside_down
and p0.y+1 ~= p1.y then
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-- If pointing at the side of a upside down slab
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param2 = 20
end
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return minetest.item_place(itemstack, placer, pointed_thing, param2)
end
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for n,i in pairs(newdef) do
def[n] = i
end
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minetest.register_node(name, def)
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--[[
-- for replace ABM
minetest.register_node("snow:slab_" .. subname.."upside_down", {
replace_name = "snow:slab_"..subname,
groups = {slabs_replace=1},
})
--]]
minetest.register_craft({
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output = name .. " 6",
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recipe = {
{recipeitem, recipeitem, recipeitem},
},
})
end
--[[
-- Replace old "upside_down" nodes with new param2 versions
minetest.register_abm({
nodenames = {"group:slabs_replace"},
interval = 1,
chance = 1,
action = function(pos, node)
node.name = minetest.registered_nodes[node.name].replace_name
node.param2 = node.param2 + 20
if node.param2 == 21 then
node.param2 = 23
elseif node.param2 == 23 then
node.param2 = 21
end
minetest.set_node(pos, node)
end,
})
--]]
-- Snow stairs and slabs require extra definitions because of their extra
-- features (freezing, melting, and how they change dirt and dirt_with_grass). ~ LazyJ
-- Nodes will be called snow:{stair,slab}_<subname>
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local function register_stair_and_slab(subname, recipeitem, def)
local recipedef = minetest.registered_nodes[recipeitem]
for _,i in pairs(recipe_values) do
if def[i] == nil
and recipedef[i] ~= nil then
def[i] = recipedef[i]
end
end
local groups = table.copy(def.groups)
groups.cooks_into_ice = nil
if groups.melts then
groups.melts = math.min(groups.melts+1, 3)
end
def.groups = groups
local stair_desc = def.stair_desc
def.stair_desc = nil
local slab_desc = def.slab_desc
def.slab_desc = nil
def.description = stair_desc
register_stair(subname, recipeitem, def)
def.description = slab_desc
register_slab(subname, recipeitem, def)
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end
list_of_snow_stuff = {
--{"row[1] = first item in row",
-- "row[2] = second item in row",
-- "row[3] = third item in row", and so on, and so on...}, ~ LazyJ
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{"ice", "default:ice", "Ice Stairs", "Ice Slabs"},
{"snowblock", "default:snowblock", "Snowblock Stairs", "Snowblock Slabs"},
{"snow_cobble", "snow:snow_cobble", "Snow Cobble Stairs", "Snow Cobble Slabs"},
{"snow_brick", "snow:snow_brick", "Snow Brick Stair", "Snow Brick Slab"},
{"ice_brick", "snow:ice_brick", "Ice Brick Stair", "Ice Brick Slab"},
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}
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for _, row in pairs(list_of_snow_stuff) do
register_stair_and_slab(row[1], row[2], {
stair_desc = row[3],
slab_desc = row[4],
})
end