mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-05 06:53:52 +01:00
25 lines
455 B
Lua
25 lines
455 B
Lua
local wea = worldeditadditions
|
|
local Vector3 = wea.Vector3
|
|
|
|
|
|
return function(size)
|
|
local brush = {}
|
|
|
|
local centre = (size / 2):floor()
|
|
local minsize = math.floor(math.min(size.x, size.y) / 2)
|
|
|
|
for y = size.y - 1, 0, -1 do
|
|
for x = size.x - 1, 0, -1 do
|
|
local i = y*size.x + x
|
|
|
|
if math.floor((centre - Vector3.new(x, y, 0)):length()) < minsize then
|
|
brush[i] = 1
|
|
else
|
|
brush[i] = 0
|
|
end
|
|
end
|
|
end
|
|
|
|
return true, brush, size
|
|
end
|