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Start implementing //hollow, but it isn't finished yet
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@ -29,6 +29,7 @@ dofile(worldeditadditions.modpath.."/lib/walls.lua")
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dofile(worldeditadditions.modpath.."/lib/replacemix.lua")
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dofile(worldeditadditions.modpath.."/lib/maze2d.lua")
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dofile(worldeditadditions.modpath.."/lib/maze3d.lua")
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dofile(worldeditadditions.modpath.."/lib/hollow.lua")
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dofile(worldeditadditions.modpath.."/lib/conv/conv.lua")
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dofile(worldeditadditions.modpath.."/lib/erode/erode.lua")
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44
worldeditadditions/lib/hollow.lua
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44
worldeditadditions/lib/hollow.lua
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@ -0,0 +1,44 @@
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-- ██ ██ ██████ ██ ██ ██████ ██ ██
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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("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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48
worldeditadditions_commands/commands/hollow.lua
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48
worldeditadditions_commands/commands/hollow.lua
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@ -0,0 +1,48 @@
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-- ██ ██ ██████ ██ ██ ██████ ██ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
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-- ███████ ██ ██ ██ ██ ██ ██ ██ █ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ███ ██
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-- ██ ██ ██████ ███████ ███████ ██████ ███ ███
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worldedit.register_command("hollow", {
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params = "[<wall_thickness>]",
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description = "Replaces nodes inside the defined region with air, but leaving a given number of nodes near the outermost edges alone. In other words, it makes the defined region hollow leaving walls of a given thickness (default: 1)",
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privs = { worldedit = true },
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require_pos = 2,
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parse = function(params_text)
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if not params_text or #params_text == 0 then params_text = "1" end
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local wall_thickness = tonumber(params_text)
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if not wall_thickness then
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return false, "Error: Unrecognised number '"..params_text.."'."
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end
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return success, wall_thickness
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end,
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nodes_needed = function(name, wall_thickness)
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-- //overlay only modifies up to 1 node per column in the selected region
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local pos1, pos2 = worldedit.sort_pos(worldedit.pos1[name], worldedit.pos2[name])
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return worldedit.volume(
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{
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x = pos2.x - wall_thickness,
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y = pos2.y - wall_thickness,
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z = pos2.z - wall_thickness
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},
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{
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x = pos2.x + wall_thickness,
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y = pos2.y + wall_thickness,
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z = pos2.z + wall_thickness
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}
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)
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end,
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func = function(name, wall_thickness)
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local start_time = worldeditadditions.get_ms_time()
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local success, changes = worldeditadditions.hollow(worldedit.pos1[name], worldedit.pos2[name], wall_thickness)
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local time_taken = worldeditadditions.get_ms_time() - start_time
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if not success then return success, changes end
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minetest.log("action", name .. " used //hollow at " .. worldeditadditions.vector.tostring(worldedit.pos1[name]) .. ", replacing " .. changes.replaced .. " nodes in " .. time_taken .. "s")
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return true, changes.replaced .. " nodes replaced in " .. worldeditadditions.human_time(time_taken)
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end
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})
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@ -31,6 +31,7 @@ dofile(we_c.modpath.."/commands/maze.lua")
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dofile(we_c.modpath.."/commands/replacemix.lua")
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dofile(we_c.modpath.."/commands/convolve.lua")
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dofile(we_c.modpath.."/commands/erode.lua")
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dofile(we_c.modpath.."/commands/hollow.lua")
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dofile(we_c.modpath.."/commands/count.lua")
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dofile(we_c.modpath.."/commands/saplingaliases.lua")
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