mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-30 19:13:53 +01:00
84 lines
2.9 KiB
Lua
84 lines
2.9 KiB
Lua
local wea = worldeditadditions
|
|
local Vector3 = wea.Vector3
|
|
|
|
-- ██████ ██████ ███ ███ ███████
|
|
-- ██ ██ ██ ██ ████ ████ ██
|
|
-- ██ ██ ██ ██ ██ ████ ██ █████
|
|
-- ██ ██ ██ ██ ██ ██ ██ ██
|
|
-- ██████ ██████ ██ ██ ███████
|
|
--- Creates a dome shape with the given node, optionally specifying the
|
|
-- direction the point should point.
|
|
-- @param pos Vector3 The central point to start drawing the dome from.
|
|
-- @param radius number The radius of the dome to create.
|
|
-- @param replace_node string The fully qualified name of the node to use to make the dome with.
|
|
-- @param pointing_dir Vector3 Optional. The direction the dome should point. Defaults to (0, 1, 0). See also wea.parse.axis_name.
|
|
-- @param hollow boolean Whether to make the dome hollow or not. Defaults to false.
|
|
function worldeditadditions.dome(pos, radius, replace_node, pointing_dir, hollow)
|
|
pos = Vector3.clone(pos)
|
|
local pos1 = pos - radius
|
|
local pos2 = pos + radius
|
|
|
|
if not pointing_dir then pointing_dir = Vector3.new(0, 1, 0) end
|
|
if hollow == nil then hollow = false 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_replace = minetest.get_content_id(replace_node)
|
|
local radius_sq = radius * radius
|
|
local radius_inner_sq = (radius-1) * (radius-1)
|
|
local centrepoint = Vector3.mean(pos1, pos2)
|
|
|
|
|
|
local replaced = 0
|
|
for z = pos2.z, pos1.z, -1 do
|
|
for y = pos2.y, pos1.y, -1 do
|
|
for x = pos2.x, pos1.x, -1 do
|
|
local distance_sq = (Vector3.new(x, y, z) - centrepoint):length_squared()
|
|
|
|
local is_in_range = distance_sq < radius_sq
|
|
|
|
if hollow and distance_sq < radius_inner_sq then
|
|
is_in_range = false
|
|
end
|
|
|
|
if is_in_range then
|
|
-- It's inside the radius, but we're still not sure given this is a dome and not a sphere
|
|
local should_include = false
|
|
if x < centrepoint.x and pointing_dir.x < 0 then
|
|
should_include = true
|
|
end
|
|
if x > centrepoint.x and pointing_dir.x > 0 then
|
|
should_include = true
|
|
end
|
|
if y < centrepoint.y and pointing_dir.y < 0 then
|
|
should_include = true
|
|
end
|
|
if y > centrepoint.y and pointing_dir.y > 0 then
|
|
should_include = true
|
|
end
|
|
if z < centrepoint.z and pointing_dir.z < 0 then
|
|
should_include = true
|
|
end
|
|
if z > centrepoint.z and pointing_dir.z > 0 then
|
|
should_include = true
|
|
end
|
|
|
|
if should_include then
|
|
data[area:index(x, y, z)] = node_id_replace
|
|
replaced = replaced + 1
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Save the modified nodes back to disk & return
|
|
worldedit.manip_helpers.finish(manip, data)
|
|
|
|
return true, replaced
|
|
end
|