Replace //homogenize with //replaceinverse (//homogenize x is equivalent to //replaceinverse air x), add documentation for it.

1 files changed, 32 insertions, 1 deletions

diff --git a/worldedit/manipulations.lua b/worldedit/manipulations.lua
index 253456c..c6bb9dd 100644
--- a/worldedit/manipulations.lua
+++ b/worldedit/manipulations.lua
@@ -74,6 +74,37 @@ worldedit.replace = function(pos1, pos2, searchnode, replacenode)
 	return count

 end

 

+--replaces all nodes other than `searchnode` with `replacenode` in a region defined by positions `pos1` and `pos2`, returning the number of nodes replaced

+worldedit.replaceinverse = function(pos1, pos2, searchnode, replacenode)

+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)

+	local env = minetest.env

+

+	if minetest.registered_nodes[searchnode] == nil then

+		searchnode = "default:" .. searchnode

+	end

+

+	local pos = {x=pos1.x, y=0, z=0}

+	local node = {name=replacenode}

+	local count = 0

+	while pos.x <= pos2.x do

+		pos.y = pos1.y

+		while pos.y <= pos2.y do

+			pos.z = pos1.z

+			while pos.z <= pos2.z do

+				local name = env:get_node(pos).name

+				if name ~= "ignore" and name ~= searchnode then

+					env:add_node(pos, node)

+					count = count + 1

+				end

+				pos.z = pos.z + 1

+			end

+			pos.y = pos.y + 1

+		end

+		pos.x = pos.x + 1

+	end

+	return count

+end

+

 --copies the region defined by positions `pos1` and `pos2` along the `axis` axis ("x" or "y" or "z") by `amount` nodes, returning the number of nodes copied

 worldedit.copy = function(pos1, pos2, axis, amount)

 	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)

@@ -383,4 +414,4 @@ worldedit.fixlight = function(pos1, pos2)
 		pos.x = pos.x + 1

 	end

 	return count

-end
+end