mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-29 18:33:01 +00:00
56 lines
2.2 KiB
Lua
56 lines
2.2 KiB
Lua
--- Like //mix, but replaces a given node instead.
|
|
-- @module worldeditadditions.replacemix
|
|
|
|
-- ██████ ███████ ██████ ██ █████ ██████ ███████ ███ ███ ██ ██ ██
|
|
-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ████ ████ ██ ██ ██
|
|
-- ██████ █████ ██████ ██ ███████ ██ █████ ██ ████ ██ ██ ███
|
|
-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
|
|
-- ██ ██ ███████ ██ ███████ ██ ██ ██████ ███████ ██ ██ ██ ██ ██
|
|
function worldeditadditions.replacemix(pos1, pos2, target_node, target_node_chance, replacements)
|
|
pos1, pos2 = worldedit.sort_pos(pos1, pos2)
|
|
-- pos2 will always have the highest co-ordinates now
|
|
|
|
-- Fetch the nodes in the specified area
|
|
local manip, area = worldedit.manip_helpers.init(pos1, pos2)
|
|
local data = manip:get_data()
|
|
|
|
local node_id_target = minetest.get_content_id(target_node)
|
|
|
|
-- Initialise statistics
|
|
local changed = 0
|
|
local candidates = 0
|
|
local distribution = {}
|
|
|
|
-- Generate the list of node ids
|
|
local node_ids_replace = {}
|
|
for node_name, weight in pairs(replacements) do
|
|
local next_id = minetest.get_content_id(node_name)
|
|
for i = 1, weight do
|
|
table.insert(
|
|
node_ids_replace,
|
|
next_id
|
|
)
|
|
end
|
|
distribution[next_id] = 0
|
|
end
|
|
local node_ids_replace_count = #node_ids_replace
|
|
|
|
for i in area:iterp(pos1, pos2) do
|
|
|
|
if data[i] == node_id_target then
|
|
candidates = candidates + 1
|
|
if math.random(target_node_chance) == 1 then
|
|
local next_id = node_ids_replace[math.random(node_ids_replace_count)]
|
|
data[i] = next_id
|
|
changed = changed + 1
|
|
-- We initialised this above
|
|
distribution[next_id] = distribution[next_id] + 1
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Save the modified nodes back to disk & return
|
|
worldedit.manip_helpers.finish(manip, data)
|
|
|
|
return true, changed, candidates, distribution
|
|
end
|