diff options
| author | Anthony Zhang <azhang9@gmail.com> | 2013-01-12 18:20:41 -0500 |
|---|---|---|
| committer | Anthony Zhang <azhang9@gmail.com> | 2013-01-12 18:20:41 -0500 |
| commit | e2f1c4ef174443b2807aa94a209261546bbf19fb (patch) | |
| tree | 8e81c6141d2b7823b1112308fbddcfed1b2df2b1 /worldedit | |
| parent | c27ab877f1bc8afde76f9cfe11c7880cec9bdda2 (diff) | |
Add //homogenize, //lua, and //luatransform commands, as well as their documentation.
Diffstat (limited to 'worldedit')
| -rw-r--r-- | worldedit/code.lua | 43 | ||||
| -rw-r--r-- | worldedit/init.lua | 10 |
2 files changed, 49 insertions, 4 deletions
diff --git a/worldedit/code.lua b/worldedit/code.lua new file mode 100644 index 0000000..ee2d340 --- /dev/null +++ b/worldedit/code.lua @@ -0,0 +1,43 @@ +worldedit = worldedit or {}
+
+--executes `code` as a Lua chunk in the global namespace, returning an error if the code fails or nil otherwise
+worldedit.lua = function(code)
+ local operation, message = loadstring(code)
+ if operation == nil then --code parsing failed
+ return message
+ end
+ local status, message = pcall(operation)
+ if status == nil then --operation failed
+ return message
+ end
+ return nil
+end
+
+--executes `code` as a Lua chunk in the global namespace with the variable pos available, for each node in a region defined by positions `pos1` and `pos2`, returning an error if the code fails or nil otherwise
+worldedit.luatransform = function(pos1, pos2, code)
+ local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+ local factory, message = loadstring("return function(pos) " .. code .. " end")
+ if factory == nil then --code parsing failed
+ return message
+ end
+ local operation = factory()
+
+ local pos = {x=pos1.x, y=0, z=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 status, message = pcall(operation, pos)
+ if status == nil then --operation failed
+ return message
+ end
+ pos.z = pos.z + 1
+ end
+ pos.y = pos.y + 1
+ end
+ pos.x = pos.x + 1
+ end
+ return nil
+end
\ No newline at end of file diff --git a/worldedit/init.lua b/worldedit/init.lua index 6f841eb..948d317 100644 --- a/worldedit/init.lua +++ b/worldedit/init.lua @@ -1,4 +1,6 @@ -dofile(minetest.get_modpath("worldedit") .. "/manipulations.lua")
-dofile(minetest.get_modpath("worldedit") .. "/primitives.lua")
-dofile(minetest.get_modpath("worldedit") .. "/visualization.lua")
-dofile(minetest.get_modpath("worldedit") .. "/serialization.lua")
\ No newline at end of file +local path = minetest.get_modpath("worldedit")
+dofile(path .. "/manipulations.lua")
+dofile(path .. "/primitives.lua")
+dofile(path .. "/visualization.lua")
+dofile(path .. "/serialization.lua")
+dofile(path .. "/code.lua")
\ No newline at end of file |