mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-12-23 03:55:01 +00:00
65 lines
3 KiB
Lua
65 lines
3 KiB
Lua
local wea_c = worldeditadditions_core
|
|
local Vector3 = wea_c.Vector3
|
|
|
|
|
|
-- ██████ ██████ ██████ ██ ██
|
|
-- ██ ██ ██ ██ ██ ██ ██
|
|
-- ██ ██ ██ ██████ ████
|
|
-- ██ ██ ██ ██ ██
|
|
-- ██████ ██████ ██ ██
|
|
|
|
--- Copies a region to another location, potentially overwriting the exiting region.
|
|
-- @param source_pos1 Vector3 pos1 of the source region to copy.
|
|
-- @param source_pos2 Vector3 pos2 of the source region to copy.
|
|
-- @param target_pos1 Vector3 pos1 of the target region to copy to.
|
|
-- @param target_pos2 Vector3 pos2 of the target region to copy to.
|
|
-- @param airapply=false bool Whether to only replace target nodes that are air-like, leaving those that are not air-like. If false, then all target nodes are replaced regardless of whether they are air-like nodes or not.
|
|
-- @returns bool,numbers 1. Whether the copy operation was successful or not
|
|
-- 2. The total number of nodes copied.
|
|
function worldeditadditions.copy(source_pos1, source_pos2, target_pos1, target_pos2, airapply)
|
|
if airapply == nil then airapply = false end
|
|
source_pos1, source_pos2 = Vector3.sort(source_pos1, source_pos2)
|
|
target_pos1, target_pos2 = Vector3.sort(target_pos1, target_pos2)
|
|
|
|
local offset = source_pos1:subtract(target_pos1)
|
|
-- {source,target}_pos2 will always have the highest co-ordinates now
|
|
|
|
-- Fetch the nodes in the source area
|
|
local manip_source, area_source = worldedit.manip_helpers.init(source_pos1, source_pos2)
|
|
local data_source = manip_source:get_data()
|
|
local data_source_param2 = manip_source:get_param2_data()
|
|
|
|
-- Fetch a manip for the target area
|
|
local manip_target, area_target = worldedit.manip_helpers.init(target_pos1, target_pos2)
|
|
local data_target = manip_target:get_data()
|
|
local data_target_param2 = manip_target:get_param2_data()
|
|
|
|
-- z y x is the preferred loop order (because CPU cache, since then we're iterating linearly through the data array backwards. This only holds true for little-endian machines however)
|
|
local total_replaced = 0
|
|
for z = source_pos2.z, source_pos1.z, -1 do
|
|
for y = source_pos2.y, source_pos1.y, -1 do
|
|
for x = source_pos2.x, source_pos1.x, -1 do
|
|
local source = Vector3.new(x, y, z)
|
|
local source_i = area_source:index(x, y, z)
|
|
local target = source - offset
|
|
local target_i = area_target:index(target.x, target.y, target.z)
|
|
|
|
local should_replace = true
|
|
if airapply then
|
|
should_replace = wea_c.is_airlike(data_target[target_i])
|
|
end
|
|
if should_replace then
|
|
data_target[target_i] = data_source[source_i]
|
|
data_target_param2[target_i] = data_source_param2[source_i]
|
|
total_replaced = total_replaced + 1
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Save the modified nodes back to disk & return
|
|
manip_target:set_param2_data(data_target_param2)
|
|
worldedit.manip_helpers.finish(manip_target, data_target)
|
|
|
|
return true, total_replaced
|
|
end
|