mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-08-21 14:04:06 +02:00
103 lines
3.6 KiB
Lua
103 lines
3.6 KiB
Lua
local wea_c = worldeditadditions_core
|
|
local Vector3 = wea_c.Vector3
|
|
|
|
-- ██ █████ ██ ██ ███████ ██████ ███████
|
|
-- ██ ██ ██ ██ ██ ██ ██ ██ ██
|
|
-- ██ ███████ ████ █████ ██████ ███████
|
|
-- ██ ██ ██ ██ ██ ██ ██ ██
|
|
-- ███████ ██ ██ ██ ███████ ██ ██ ███████
|
|
|
|
|
|
local function print_slopes(slopemap, width)
|
|
local copy = wea_c.table.shallowcopy(slopemap)
|
|
for key,value in pairs(copy) do
|
|
copy[key] = wea_c.round(math.deg(value), 2)
|
|
end
|
|
|
|
wea_c.format.array_2d(copy, width)
|
|
end
|
|
|
|
--- Replaces the non-air nodes in each column with a list of nodes from top to bottom.
|
|
-- @param pos1 Vector Position 1 of the region to operate on
|
|
-- @param pos2 Vector Position 2 of the region to operate on
|
|
-- @param node_weights string[]
|
|
-- @param min_slope number?
|
|
-- @param max_slope number?
|
|
function worldeditadditions.layers(pos1, pos2, node_weights, min_slope, max_slope)
|
|
pos1, pos2 = Vector3.sort(pos1, pos2)
|
|
if not min_slope then min_slope = math.rad(0) end
|
|
if not max_slope then max_slope = math.rad(180) end
|
|
-- 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_ignore = minetest.get_content_id("ignore")
|
|
|
|
local node_ids, node_ids_count = wea_c.unwind_node_list(node_weights)
|
|
|
|
local heightmap, heightmap_size = wea_c.terrain.make_heightmap(
|
|
pos1, pos2,
|
|
manip, area, data
|
|
)
|
|
local slopemap = wea_c.terrain.calculate_slopes(heightmap, heightmap_size)
|
|
-- wea_c.format.array_2d(heightmap, heightmap_size.x)
|
|
-- print_slopes(slopemap, heightmap_size.x)
|
|
--luacheck:ignore 311
|
|
heightmap = nil -- Just in case Lua wants to garbage collect it
|
|
|
|
|
|
-- minetest.log("action", "pos1: " .. pos1)
|
|
-- minetest.log("action", "pos2: " .. pos2)
|
|
-- for i,v in ipairs(node_ids) do
|
|
-- print("[layer] i", i, "node id", v)
|
|
-- end
|
|
-- z y x is the preferred loop order, but that isn't really possible here
|
|
|
|
local changes = { replaced = 0, skipped_columns = 0, skipped_columns_slope = 0 }
|
|
for z = pos2.z, pos1.z, -1 do
|
|
for x = pos2.x, pos1.x, -1 do
|
|
local next_index = 1 -- We use table.insert() in make_weighted
|
|
local placed_node = false
|
|
|
|
local hi = (z-pos1.z)*heightmap_size.x + (x-pos1.x)
|
|
|
|
-- print("DEBUG hi", hi, "x", x, "z", z, "slope", slopemap[hi], "as deg", math.deg(slopemap[hi]))
|
|
|
|
-- Again, Lua 5.1 doesn't have a continue statement :-/
|
|
if slopemap[hi] >= min_slope and slopemap[hi] <= max_slope then
|
|
for y = pos2.y, pos1.y, -1 do
|
|
local i = area:index(x, y, z)
|
|
|
|
local is_air = wea_c.is_airlike(data[i])
|
|
local is_ignore = data[i] == node_id_ignore
|
|
|
|
if not is_air and not is_ignore then
|
|
-- It's not an airlike node or something else odd
|
|
data[i] = node_ids[next_index]
|
|
next_index = next_index + 1
|
|
changes.replaced = changes.replaced + 1
|
|
|
|
-- If we're done replacing nodes in this column, move to the next one
|
|
if next_index > #node_ids then
|
|
break
|
|
end
|
|
end
|
|
end
|
|
else
|
|
changes.skipped_columns_slope = changes.skipped_columns_slope + 1
|
|
end
|
|
|
|
if not placed_node then
|
|
changes.skipped_columns = changes.skipped_columns + 1
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Save the modified nodes back to disk & return
|
|
worldedit.manip_helpers.finish(manip, data)
|
|
|
|
return changes
|
|
end
|