2018-09-23 23:24:13 +02:00

46 lines
1.3 KiB
Lua

--inherited from builtin/falling.lua
function drop_attached_node(p)
local n = core.get_node(p)
local drops = core.get_node_drops(n, "")
local def = core.registered_items[n.name]
if def and def.preserve_metadata then
local oldmeta = core.get_meta(p):to_table().fields
-- Copy pos and node because the callback can modify them.
local pos_copy = {x=p.x, y=p.y, z=p.z}
local node_copy = {name=n.name, param1=n.param1, param2=n.param2}
local drop_stacks = {}
for k, v in pairs(drops) do
drop_stacks[k] = ItemStack(v)
end
drops = drop_stacks
def.preserve_metadata(pos_copy, node_copy, oldmeta, drops)
end
core.remove_node(p)
for _, item in pairs(drops) do
local pos = {
x = p.x + math.random()/2 - 0.25,
y = p.y + math.random()/2 - 0.25,
z = p.z + math.random()/2 - 0.25,
}
core.add_item(pos, item)
end
end
function check_attached_node(p, n)
local def = core.registered_nodes[n.name]
local d = {x = 0, y = 0, z = 0}
if def.paramtype2 == "wallmounted" or
def.paramtype2 == "colorwallmounted" then
d = core.wallmounted_to_dir(n.param2) or {x = 0, y = 1, z = 0}
else
d.y = -1
end
local p2 = vector.add(p, d)
local nn = core.get_node(p2).name
local def2 = core.registered_nodes[nn]
if def2 and not def2.walkable then
return false
end
return true
end