mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-10-31 21:33:02 +00:00
45 lines
1.9 KiB
Lua
45 lines
1.9 KiB
Lua
-- ██ ██ ██████ ██ ██ ██████ ██ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
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-- ███████ ██ ██ ██ ██ ██ ██ ██ █ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ███ ██
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-- ██ ██ ██████ ███████ ███████ ██████ ███ ███
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--- Hollows out the defined region, leaving a given number of nodes on the
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-- outside.
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-- (think of the bits of the outermost parts of the defined region as the
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-- 'walls' to a box)
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function worldeditadditions.hollow(pos1, pos2, wall_thickness)
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pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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-- pos2 will always have the highest co-ordinates now
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-- Fetch the nodes in the specified area
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local manip, area = worldedit.manip_helpers.init(pos1, pos2)
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local data = manip:get_data()
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local node_id_ignore = minetest.get_content_id("ignore")
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local node_id_air = minetest.get_content_id("air")
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-- minetest.log("action", "pos1: " .. worldeditadditions.vector.tostring(pos1))
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-- minetest.log("action", "pos2: " .. worldeditadditions.vector.tostring(pos2))
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local changes = { replaced = 0 }
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for z = pos2.z - wall_thickness, pos1.z + wall_thickness, -1 do
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for y = pos2.y - wall_thickness, pos1.y + wall_thickness, -1 do
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for x = pos2.x - wall_thickness, pos1.x + wall_thickness, -1 do
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local i = area:index(x, y, z)
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local is_air = worldeditadditions.is_airlike(data[i])
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local is_ignore = data[i] == node_id_ignore
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if not is_ignore and not is_air then
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data[i] = node_id_air
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changes.replaced = changes.replaced + 1
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end
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end
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end
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end
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-- Save the modified nodes back to disk & return
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worldedit.manip_helpers.finish(manip, data)
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return true, changes
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end
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