Minetest-WorldEditAdditions/worldeditadditions_commands/commands/torus.lua
2022-09-19 17:34:53 +01:00

116 lines
4.5 KiB
Lua

local wea_c = worldeditadditions_core
local Vector3 = wea_c.Vector3
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local function parse_params_torus(params_text)
local parts = wea_c.split_shell(params_text)
if #parts < 1 then
return false, "Error: No replace_node specified."
end
if #parts < 2 then
return false, "Error: No major radius specified (expected integer greater than 0)."
end
if #parts < 3 then
return false, "Error: No minor radius specified (expected integer greater than 0)."
end
local major_radius = tonumber(parts[1])
local minor_radius = tonumber(parts[2])
local replace_node = worldedit.normalize_nodename(parts[3])
local axes
if #parts > 3 then axes = parts[4] end
if not axes then axes = "xy" end
if major_radius < 1 then
return false, "Error: The major radius must be greater than 0."
end
if minor_radius < 1 then
return false, "Error: The minor radius must be greater than 0."
end
if not replace_node then
return false, "Error: Invalid node name."
end
if axes:find("[^xyz]") then
return false, "Error: The axes may only contain the letters x, y, and z."
end
if #axes > 2 then
return false, "Error: 2 or less axes must be specified. For example, xy is valid, but xzy is not."
end
local hollow = false
if parts[5] == "hollow" or parts[5] == "h" then
hollow = true
end
-- Sort the axis names (this is important to ensure we can identify the direction properly)
if axes == "yx" then axes = "xy" end
if axes == "zx" then axes = "xz" end
if axes == "zy" then axes = "yz" end
return true, replace_node, major_radius, minor_radius, axes, hollow
end
worldeditadditions_core.register_command("torus", {
params = "<major_radius> <minor_radius> <replace_node> [<axes=xy> [h[ollow]]]",
description = "Creates a 3D torus with a major radius of <major_radius> and a minor radius of <minor_radius> at pos1, filled with <replace_node>, on axes <axes> (i.e. 2 axis names: xz, zy, etc).",
privs = { worldedit = true },
require_pos = 1,
parse = function(params_text)
local values = {parse_params_torus(params_text)}
return wea_c.table.unpack(values)
end,
nodes_needed = function(name, target_node, major_radius, minor_radius)
return math.ceil(2 * math.pi*math.pi * major_radius * minor_radius*minor_radius)
end,
func = function(name, target_node, major_radius, minor_radius, axes, hollow)
local start_time = wea_c.get_ms_time()
local pos1 = Vector3.clone(worldedit.pos1[name])
local replaced = worldeditadditions.torus(
pos1,
major_radius, minor_radius,
target_node,
axes,
hollow
)
local time_taken = wea_c.get_ms_time() - start_time
minetest.log("action", name .. " used //torus at " .. pos1 .. ", replacing " .. replaced .. " nodes in " .. time_taken .. "s")
return true, replaced .. " nodes replaced in " .. wea_c.format.human_time(time_taken)
end
})
-- TODO: This duplicates a lot of code. Perhaps we can trim it down a bit?
worldeditadditions_core.register_command("hollowtorus", {
params = "<major_radius> <minor_radius> <replace_node> [<axes=xy>]",
description = "Creates a 3D hollow torus with a major radius of <major_radius> and a minor radius of <minor_radius> at pos1, made out of <replace_node>, on axes <axes> (i.e. 2 axis names: xz, zy, etc).",
privs = { worldedit = true },
require_pos = 1,
parse = function(params_text)
local values = {parse_params_torus(params_text)}
return wea_c.table.unpack(values)
end,
nodes_needed = function(name, target_node, major_radius, minor_radius)
return math.ceil(2 * math.pi*math.pi * major_radius * minor_radius*minor_radius)
end,
func = function(name, target_node, major_radius, minor_radius, axes)
local start_time = wea_c.get_ms_time()
local pos1 = Vector3.clone(worldedit.pos1[name])
local replaced = worldeditadditions.torus(
pos1,
major_radius, minor_radius,
target_node,
axes,
true -- hollow
)
local time_taken = wea_c.get_ms_time() - start_time
minetest.log("action", name .. " used //hollowtorus at "..pos1..", replacing " .. replaced .. " nodes in " .. time_taken .. "s")
return true, replaced .. " nodes replaced in " .. wea_c.format.human_time(time_taken)
end
})