Minetest-WorldEditAdditions/worldeditadditions_commands/commands/walls.lua

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worldedit.register_command("walls", {
params = "[<replace_node=dirt> [<thickness=1>]]",
description = "Creates vertical walls of <replace_node> around the inside edges of the defined region. Optionally specifies a thickness for the walls to be created (defaults to 1)",
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privs = { worldedit = true },
require_pos = 2,
parse = function(params_text)
if not params_text or params_text == "" then params_text = "dirt" end
local parts = worldeditadditions.split_shell(params_text)
local target_node
local thickness = 1
local target_node_raw = table.remove(parts, 1)
target_node = worldedit.normalize_nodename(target_node_raw)
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if not target_node then
return false, "Error: Invalid node name '"..target_node_raw.."'."
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end
if #parts > 0 then
local thickness_raw = table.remove(parts, 1)
thickness = tonumber(thickness_raw)
if not thickness then return false, "Error: Invalid thickness value '"..thickness_raw.."'. The thickness value must be a positive integer greater than or equal to 0." end
if thickness < 1 then return false, "Error: That thickness value '"..thickness_raw.."' is out of range. The thickness value must be a positive integer greater than or equal to 0." end
end
return true, target_node, math.floor(thickness)
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end,
nodes_needed = function(name, target_node, thickness)
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-- //overlay only modifies up to 1 node per column in the selected region
local pos1, pos2 = worldedit.sort_pos(worldedit.pos1[name], worldedit.pos2[name])
local pos3 = {
x = pos2.x - thickness*2,
z = pos2.z - thickness*2,
y = pos2.y }
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return worldedit.volume(pos1, pos2) - worldedit.volume(pos1, pos3)
end,
func = function(name, target_node, thickness)
local start_time = worldeditadditions.get_ms_time()
local success, replaced = worldeditadditions.walls(
worldedit.pos1[name], worldedit.pos2[name],
target_node, thickness
)
local time_taken = worldeditadditions.get_ms_time() - start_time
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minetest.log("action", name .. " used //walls from "..worldeditadditions.vector.tostring(worldedit.pos1[name]).." to "..worldeditadditions.vector.tostring(worldedit.pos1[name])..", replacing " .. replaced .. " nodes in " .. time_taken .. "s")
return true, replaced .. " nodes replaced in " .. worldeditadditions.format.human_time(time_taken)
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end
})