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Spread moss using bone meal

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Moss spreads when bone meal is used on it. There is some randomness that depends
on distance from the bone-mealed block. Moss can spread up to three blocks in
the x- and z-axes and up to four blocks up and six blocks down on the y-axis.
This commit is contained in:
laireia 2023-11-25 19:46:26 +10:00 committed by the-real-herowl
parent 64af5cc268
commit b58d68b467
1 changed files with 31 additions and 0 deletions
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31
mods/ITEMS/mcl_lush_caves/nodes.lua
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@ -1,6 +1,36 @@
local modname = minetest.get_current_modname() local modname = minetest.get_current_modname()
local S = minetest.get_translator(modname) local S = minetest.get_translator(modname)
function mcl_lush_caves.bone_meal_moss(itemstack, placer, pointed_thing, pos)
if minetest.get_node(vector.offset(pos, 0, 1, 0)).name ~= "air" then
return false
end
local x_max = math.random(2, 3)
local z_max = math.random(2, 3)
local area_positions = minetest.find_nodes_in_area_under_air(
vector.offset(pos, -x_max, -6, -z_max),
vector.offset(pos, x_max, 4, z_max),
{ "group:converts_to_moss" }
)
for _, conversion_pos in pairs(area_positions) do
local x_distance = math.abs(pos.x - conversion_pos.x)
local z_distance = math.abs(pos.z - conversion_pos.z)
if x_distance == x_max and z_distance == z_max then
-- no moss here
elseif x_distance == x_max or z_distance == z_max then
if math.random() < 0.75 then
minetest.set_node(conversion_pos, { name = "mcl_lush_caves:moss" })
end
else
minetest.set_node(conversion_pos, { name = "mcl_lush_caves:moss" })
end
end
return true
end
minetest.register_node("mcl_lush_caves:moss", { minetest.register_node("mcl_lush_caves:moss", {
description = S("Moss"), description = S("Moss"),
_doc_items_longdesc = S("Moss is a green block found in lush caves"), _doc_items_longdesc = S("Moss is a green block found in lush caves"),
@ -11,6 +41,7 @@ minetest.register_node("mcl_lush_caves:moss", {
sounds = mcl_sounds.node_sound_dirt_defaults(), sounds = mcl_sounds.node_sound_dirt_defaults(),
_mcl_blast_resistance = 0.1, _mcl_blast_resistance = 0.1,
_mcl_hardness = 0.1, _mcl_hardness = 0.1,
_on_bone_meal = mcl_lush_caves.bone_meal_moss,
}) })
minetest.register_node("mcl_lush_caves:moss_carpet", { minetest.register_node("mcl_lush_caves:moss_carpet", {