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Separate components into separate mods, add visualization API with hide(), suppress(), find(), and restore() for nondestructive node visualization. Corresponding chat commands are //hide, //suppress, //find, and //restore. Commands and functions documented.

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Anthony Zhang 2012-10-13 21:45:50 -04:00
parent 12dfbd198d
commit 1c31bd7f0d
13 changed files with 1728 additions and 1399 deletions
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28
Chat Commands.md
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@ -166,6 +166,34 @@ Dig the current WorldEdit region.
//dig //dig
## //hide
Hide all nodes in the current WorldEdit region non-destructively.
//hide
### //suppress <node>
Suppress all <node> in the current WorldEdit region non-destructively.
//suppress dirt
//suppress default:glass
//suppress mesecons:mesecon
### //find <node>
Find <node> in the current WorldEdit region by hiding everything else non-destructively.
//find dirt
//find default:glass
//find mesecons:mesecon
### //restore
Restores nodes hidden with WorldEdit in the current WorldEdit region.
//restore
### //save <file> ### //save <file>
Save the current WorldEdit region to "(world folder)/schems/<file>.we". Save the current WorldEdit region to "(world folder)/schems/<file>.we".

112
WorldEdit API.md
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@ -1,7 +1,13 @@
WorldEdit API WorldEdit API
------------- =============
The WorldEdit API is composed of multiple modules, each of which is independent and can be used without the other. Each module is contained within a single file.
For more information, see the [README](README.md). For more information, see the [README](README.md).
Manipulations
-------------
Contained in manipulations.lua, this module allows several node operations to be applied over a region.
### worldedit.volume(pos1, pos2) ### worldedit.volume(pos1, pos2)
Determines the volume of the region defined by positions `pos1` and `pos2`. Determines the volume of the region defined by positions `pos1` and `pos2`.
@ -20,40 +26,6 @@ Replaces all instances of `searchnode` with `replacenode` in a region defined by
Returns the number of nodes replaced. Returns the number of nodes replaced.
### worldedit.hollow_sphere = function(pos, radius, nodename)
Adds a hollow sphere at `pos` with radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.sphere = function(pos, radius, nodename)
Adds a sphere at `pos` with radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.hollow_cylinder(pos, axis, length, radius, nodename)
Adds a hollow cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.cylinder(pos, axis, length, radius, nodename)
Adds a cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.pyramid(pos, height, nodename)
Adds a pyramid at `pos` with height `height`.
Returns the number of nodes added.
### worldedit.spiral(pos, width, height, spacer, nodename)
Adds a spiral at `pos` with width `width`, height `height`, space between walls `spacer`, composed of `nodename`.
Returns the number of nodes added. Returns the number of nodes added.
### worldedit.copy(pos1, pos2, axis, amount) ### worldedit.copy(pos1, pos2, axis, amount)
@ -98,6 +70,76 @@ Digs a region defined by positions `pos1` and `pos2`.
Returns the number of nodes dug. Returns the number of nodes dug.
Primitives
----------
Contained in primitives.lua, this module allows the creation of several geometric primitives.
### worldedit.hollow_sphere = function(pos, radius, nodename)
Adds a hollow sphere at `pos` with radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.sphere = function(pos, radius, nodename)
Adds a sphere at `pos` with radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.hollow_cylinder(pos, axis, length, radius, nodename)
Adds a hollow cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.cylinder(pos, axis, length, radius, nodename)
Adds a cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`.
Returns the number of nodes added.
### worldedit.pyramid(pos, height, nodename)
Adds a pyramid at `pos` with height `height`.
Returns the number of nodes added.
### worldedit.spiral(pos, width, height, spacer, nodename)
Adds a spiral at `pos` with width `width`, height `height`, space between walls `spacer`, composed of `nodename`.
Visualization
-------------
Contained in visualization.lua, this module allows nodes to be visualized in different ways.
### worldedit.hide(pos1, pos2)
Hides all nodes in a region defined by positions `pos1` and `pos2` by non-destructively replacing them with invisible nodes.
Returns the number of nodes hidden.
### worldedit.suppress(pos1, pos2, nodename)
Suppresses all instances of `nodename` in a region defined by positions `pos1` and `pos2` by non-destructively replacing them with invisible nodes.
Returns the number of nodes suppressed.
### worldedit.find(pos1, pos2, nodename)
Finds all instances of `nodename` in a region defined by positions `pos1` and `pos2` by non-destructively hiding all other nodes.
Returns the number of nodes found.
### worldedit.restore(pos1, pos2)
Restores all nodes hidden with WorldEdit functions in a region defined by positions `pos1` and `pos2`.
Returns the number of nodes restored.
Serialization
-------------
Contained in serialization.lua, this module allows regions of nodes to be serialized and deserialized to formats suitable for use outside MineTest.
### worldedit.serialize(pos1, pos2) ### worldedit.serialize(pos1, pos2)
Converts the region defined by positions `pos1` and `pos2` into a single string. Converts the region defined by positions `pos1` and `pos2` into a single string.

707
worldedit/functions.lua
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@ -1,707 +0,0 @@
--modifies positions `pos1` and `pos2` so that each component of `pos1` is less than or equal to its corresponding conent of `pos2`, returning two new positions
worldedit.sort_pos = function(pos1, pos2)
pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
if pos1.x > pos2.x then
pos2.x, pos1.x = pos1.x, pos2.x
end
if pos1.y > pos2.y then
pos2.y, pos1.y = pos1.y, pos2.y
end
if pos1.z > pos2.z then
pos2.z, pos1.z = pos1.z, pos2.z
end
return pos1, pos2
end
--determines the volume of the region defined by positions `pos1` and `pos2`, returning the volume
worldedit.volume = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
return (pos2.x - pos1.x + 1) * (pos2.y - pos1.y + 1) * (pos2.z - pos1.z + 1)
end
--sets a region defined by positions `pos1` and `pos2` to `nodename`, returning the number of nodes filled
worldedit.set = function(pos1, pos2, nodename)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
local node = {name=nodename}
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
env:add_node(pos, node)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--replaces all instances of `searchnode` with `replacenode` in a region defined by positions `pos1` and `pos2`, returning the number of nodes replaced
worldedit.replace = 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
if minetest.registered_nodes[replacenode] == nil then
replacenode = "default:" .. replacenode
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
if env:get_node(pos).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
--adds a hollow sphere at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.hollow_sphere = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
local node = {name=nodename}
local pos1 = {x=0, y=0, z=0}
local full_radius = radius * radius + radius
local env = minetest.env
for x = -radius, radius do
pos1.x = pos.x + x
for y = -radius, radius do
pos1.y = pos.y + y
for z = -radius, radius do
if x*x+y*y+z*z >= (radius-1) * (radius-1) + (radius-1) and x*x+y*y+z*z <= full_radius then
pos1.z = pos.z + z
env:add_node({x=pos.x+x,y=pos.y+y,z=pos.z+z}, node)
end
end
end
end
end
--adds a sphere at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.sphere = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
local node = {name=nodename}
local pos1 = {x=0, y=0, z=0}
local full_radius = radius * radius + radius
local count = 0
local env = minetest.env
for x = -radius, radius do
pos1.x = pos.x + x
for y = -radius, radius do
pos1.y = pos.y + y
for z = -radius, radius do
if x*x+y*y+z*z <= full_radius then
pos1.z = pos.z + z
env:add_node(pos1, node)
count = count + 1
end
end
end
end
return count
end
--adds a hollow cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename)
local other1, other2
if axis == "x" then
other1, other2 = "y", "z"
elseif axis == "y" then
other1, other2 = "x", "z"
else --axis == "z"
other1, other2 = "x", "y"
end
local env = minetest.env
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
local node = {name=nodename}
local count = 0
local step = 1
if length < 0 then
length = -length
step = -1
end
for i = 1, length do
local offset1, offset2 = 0, radius
local delta = -radius
while offset1 <= offset2 do
--add node at each octant
local first1, first2 = pos[other1] + offset1, pos[other1] - offset1
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
currentpos[other1], currentpos[other2] = first1, second1
env:add_node(currentpos, node) --octant 1
currentpos[other1] = first2
env:add_node(currentpos, node) --octant 4
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 5
currentpos[other1] = first1
env:add_node(currentpos, node) --octant 8
local first1, first2 = pos[other1] + offset2, pos[other1] - offset2
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
currentpos[other1], currentpos[other2] = first1, second1
env:add_node(currentpos, node) --octant 2
currentpos[other1] = first2
env:add_node(currentpos, node) --octant 3
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 6
currentpos[other1] = first1
env:add_node(currentpos, node) --octant 7
count = count + 8 --wip: broken
--move to next location
delta = delta + (offset1 * 2) + 1
if delta >= 0 then
offset2 = offset2 - 1
delta = delta - (offset2 * 2)
end
offset1 = offset1 + 1
end
currentpos[axis] = currentpos[axis] + step
end
return count
end
--adds a cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.cylinder = function(pos, axis, length, radius, nodename)
local other1, other2
if axis == "x" then
other1, other2 = "y", "z"
elseif axis == "y" then
other1, other2 = "x", "z"
else --axis == "z"
other1, other2 = "x", "y"
end
local env = minetest.env
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
local node = {name=nodename}
local count = 0
local step = 1
if length < 0 then
length = -length
step = -1
end
for i = 1, length do
local offset1, offset2 = 0, radius
local delta = -radius
while offset1 <= offset2 do
--connect each pair of octants
currentpos[other1] = pos[other1] - offset1
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
for i = 0, offset1 * 2 do
currentpos[other2] = second1
env:add_node(currentpos, node) --octant 1 to 4
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 5 to 8
currentpos[other1] = currentpos[other1] + 1
end
currentpos[other1] = pos[other1] - offset2
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
for i = 0, offset2 * 2 do
currentpos[other2] = second1
env:add_node(currentpos, node) --octant 2 to 3
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 6 to 7
currentpos[other1] = currentpos[other1] + 1
end
count = count + (offset1 * 4) + (offset2 * 4) + 4 --wip: broken
--move to next location
delta = delta + (offset1 * 2) + 1
offset1 = offset1 + 1
if delta >= 0 then
offset2 = offset2 - 1
delta = delta - (offset2 * 2)
end
end
currentpos[axis] = currentpos[axis] + step
end
return count
end
--adds a pyramid at `pos` with height `height`, composed of `nodename`, returning the number of nodes added
worldedit.pyramid = function(pos, height, nodename)
local pos1x, pos1y, pos1z = pos.x - height, pos.y, pos.z - height
local pos2x, pos2y, pos2z = pos.x + height, pos.y + height, pos.z + height
local pos = {x=0, y=pos1y, z=0}
local count = 0
local node = {name=nodename}
local env = minetest.env
while pos.y <= pos2y do --each vertical level of the pyramid
pos.x = pos1x
while pos.x <= pos2x do
pos.z = pos1z
while pos.z <= pos2z do
env:add_node(pos, node)
pos.z = pos.z + 1
end
pos.x = pos.x + 1
end
count = count + ((pos2y - pos.y) * 2 + 1) ^ 2
pos.y = pos.y + 1
pos1x, pos2x = pos1x + 1, pos2x - 1
pos1z, pos2z = pos1z + 1, pos2z - 1
end
return count
end
--adds a spiral at `pos` with width `width`, height `height`, space between walls `spacer`, composed of `nodename`, returning the number of nodes added
worldedit.spiral = function(pos, width, height, spacer, nodename) --wip: clean this up
-- spiral matrix - http://rosettacode.org/wiki/Spiral_matrix#Lua
av, sn = math.abs, function(s) return s~=0 and s/av(s) or 0 end
local function sindex(z, x) -- returns the value at (x, z) in a spiral that starts at 1 and goes outwards
if z == -x and z >= x then return (2*z+1)^2 end
local l = math.max(av(z), av(x))
return (2*l-1)^2+4*l+2*l*sn(x+z)+sn(z^2-x^2)*(l-(av(z)==l and sn(z)*x or sn(x)*z)) -- OH GOD WHAT
end
local function spiralt(side)
local ret, id, start, stop = {}, 0, math.floor((-side+1)/2), math.floor((side-1)/2)
for i = 1, side do
for j = 1, side do
local id = side^2 - sindex(stop - i + 1,start + j - 1)
ret[id] = {x=i,z=j}
end
end
return ret
end
-- connect the joined parts
local spiral = spiralt(width)
height = tonumber(height)
if height < 1 then height = 1 end
spacer = tonumber(spacer)-1
if spacer < 1 then spacer = 1 end
local count = 0
local node = {name=nodename}
local np,lp
for y=0,height do
lp = nil
for _,v in ipairs(spiral) do
np = {x=pos.x+v.x*spacer, y=pos.y+y, z=pos.z+v.z*spacer}
if lp~=nil then
if lp.x~=np.x then
if lp.x<np.x then
for i=lp.x+1,np.x do
minetest.env:add_node({x=i, y=np.y, z=np.z}, node)
count = count + 1
end
else
for i=np.x,lp.x-1 do
minetest.env:add_node({x=i, y=np.y, z=np.z}, node)
count = count + 1
end
end
end
if lp.z~=np.z then
if lp.z<np.z then
for i=lp.z+1,np.z do
minetest.env:add_node({x=np.x, y=np.y, z=i}, node)
count = count + 1
end
else
for i=np.z,lp.z-1 do
minetest.env:add_node({x=np.x, y=np.y, z=i}, node)
count = count + 1
end
end
end
end
lp = np
end
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)
local env = minetest.env
if amount < 0 then
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 node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get meta of current node
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --copy node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
else
local pos = {x=pos2.x, y=0, z=0}
while pos.x >= pos1.x do
pos.y = pos2.y
while pos.y >= pos1.y do
pos.z = pos2.z
while pos.z >= pos1.z do
local node = minetest.env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get meta of current node
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
minetest.env:add_node(pos, node) --copy node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z - 1
end
pos.y = pos.y - 1
end
pos.x = pos.x - 1
end
end
return worldedit.volume(pos1, pos2)
end
--moves 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 moved
worldedit.move = function(pos1, pos2, axis, amount)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
if amount < 0 then
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 node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get metadata of current node
env:remove_node(pos)
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --move node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
else
local pos = {x=pos2.x, y=0, z=0}
while pos.x >= pos1.x do
pos.y = pos2.y
while pos.y >= pos1.y do
pos.z = pos2.z
while pos.z >= pos1.z do
local node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get metadata of current node
env:remove_node(pos)
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --move node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z - 1
end
pos.y = pos.y - 1
end
pos.x = pos.x - 1
end
end
return worldedit.volume(pos1, pos2)
end
--duplicates the region defined by positions `pos1` and `pos2` along the `axis` axis ("x" or "y" or "z") `count` times, returning the number of nodes stacked
worldedit.stack = function(pos1, pos2, axis, count)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local length = pos2[axis] - pos1[axis] + 1
if count < 0 then
count = -count
length = -length
end
local amount = 0
local copy = worldedit.copy
for i = 1, count do
amount = amount + length
copy(pos1, pos2, axis, amount)
end
return worldedit.volume(pos1, pos2)
end
--transposes a region defined by the positions `pos1` and `pos2` between the `axis1` and `axis2` axes, returning the number of nodes transposed
worldedit.transpose = function(pos1, pos2, axis1, axis2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local env = minetest.env
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 extent1, extent2 = pos[axis1] - pos1[axis1], pos[axis2] - pos1[axis2]
if extent1 < extent2 then
local node1 = env:get_node(pos)
local meta1 = env:get_meta(pos):to_table()
local value1, value2 = pos[axis1], pos[axis2]
pos[axis1], pos[axis2] = value1 + extent2, value2 + extent1
local node2 = env:get_node(pos)
local meta2 = env:get_meta(pos):to_table()
env:add_node(pos, node1)
env:get_meta(pos):from_table(meta1)
pos[axis1], pos[axis2] = value1, value2
env:add_node(pos, node2)
env:get_meta(pos):from_table(meta2)
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--flips a region defined by the positions `pos1` and `pos2` along the `axis` axis ("x" or "y" or "z"), returning the number of nodes flipped
worldedit.flip = function(pos1, pos2, axis)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local start = pos1[axis] + pos2[axis]
pos2[axis] = pos1[axis] + math.floor((pos2[axis] - pos1[axis]) / 2)
local env = minetest.env
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 node1 = env:get_node(pos)
local meta1 = env:get_meta(pos):to_table()
local value = pos[axis]
pos[axis] = start - value
local node2 = env:get_node(pos)
local meta2 = env:get_meta(pos):to_table()
env:add_node(pos, node1)
env:get_meta(pos):from_table(meta1)
pos[axis] = value
env:add_node(pos, node2)
env:get_meta(pos):from_table(meta2)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--rotates a region defined by the positions `pos1` and `pos2` by `angle` degrees clockwise around axis `axis` (90 degree increment), returning the number of nodes rotated
worldedit.rotate = function(pos1, pos2, axis, angle)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local axis1, axis2
if axis == "x" then
axis1, axis2 = "z", "y"
elseif axis == "y" then
axis1, axis2 = "x", "z"
else --axis == "z"
axis1, axis2 = "y", "x"
end
angle = angle % 360
if angle == 90 then
worldedit.transpose(pos1, pos2, axis1, axis2)
worldedit.flip(pos1, pos2, axis2)
elseif angle == 180 then
worldedit.flip(pos1, pos2, axis1)
worldedit.flip(pos1, pos2, axis2)
elseif angle == 270 then
worldedit.transpose(pos1, pos2, axis1, axis2)
worldedit.flip(pos1, pos2, axis1)
end
return worldedit.volume(pos1, pos2)
end
--digs a region defined by positions `pos1` and `pos2`, returning the number of nodes dug
worldedit.dig = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
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
env:dig_node(pos)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--converts the region defined by positions `pos1` and `pos2` into a single string, returning the serialized data and the number of nodes serialized
worldedit.serialize = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local count = 0
local result = {}
local env = minetest.env
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 node = env:get_node(pos)
if node.name ~= "air" and node.name ~= "ignore" then
count = count + 1
result[count] = pos.x - pos1.x .. " " .. pos.y - pos1.y .. " " .. pos.z - pos1.z .. " " .. node.name .. " " .. node.param1 .. " " .. node.param2
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
result = table.concat(result, "\n")
return result, count
end
--loads the nodes represented by string `value` at position `originpos`, returning the number of nodes deserialized
worldedit.deserialize = function(originpos, value)
local pos = {x=0, y=0, z=0}
local node = {name="", param1=0, param2=0}
local count = 0
local env = minetest.env
for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do
pos.x = originpos.x + tonumber(x)
pos.y = originpos.y + tonumber(y)
pos.z = originpos.z + tonumber(z)
node.name = name
node.param1 = param1
node.param2 = param2
env:add_node(pos, node)
count = count + 1
end
return count
end
--loads the nodes represented by string `value` at position `originpos`, returning the number of nodes deserialized
--based on [table.save/table.load](http://lua-users.org/wiki/SaveTableToFile) by ChillCode, available under the MIT license (GPL compatible)
worldedit.deserialize_old = function(originpos, value)
--obtain the node table
local count = 0
local get_tables = loadstring(value)
if get_tables == nil then --error loading value
return count
end
local tables = get_tables()
--transform the node table into an array of nodes
for i = 1, #tables do
for j, v in pairs(tables[i]) do
if type(v) == "table" then
tables[i][j] = tables[v[1]]
end
end
end
--load the node array
local env = minetest.env
for i, v in ipairs(tables[1]) do
local pos = v[1]
pos.x, pos.y, pos.z = originpos.x + pos.x, originpos.y + pos.y, originpos.z + pos.z
env:add_node(pos, v[2])
count = count + 1
end
return count
end
--saves the nodes and meta defined by positions `pos1` and `pos2` into a file, returning the number of nodes saved
worldedit.metasave = function(pos1, pos2, file) --wip: simply work with strings instead of doing IO
local path = minetest.get_worldpath() .. "/schems"
local filename = path .. "/" .. file .. ".wem"
os.execute("mkdir \"" .. path .. "\"") --create directory if it does not already exist
local rows = {}
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local count = 0
local result = {}
local env = minetest.env
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 node = env:get_node(pos)
if node.name ~= "air" and node.name ~= "ignore" then
count = count + 1
local row = {
x = pos.x-pos1.x,
y = pos.y-pos1.y,
z = pos.z-pos1.z,
name = node.name,
param1 = node.param1,
param2 = node.param2,
meta = env:get_meta(pos):to_table(),
}
table.insert(rows, row)
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
local err = table.save(rows,filename)
if err then return _,err end
return count
end
--loads the nodes and meta from `file` to position `pos1`, returning the number of nodes loaded
worldedit.metaload = function(pos1, file) --wip: simply work with strings instead of doing IO
local filename = minetest.get_worldpath() .. "/schems/" .. file .. ".wem"
local rows, err = table.load(filename)
if err then return _,err end
local pos = {x=0, y=0, z=0}
local node = {name="", param1=0, param2=0}
local count = 0
local env = minetest.env
for i,row in pairs(rows) do
pos.x = pos1.x + tonumber(row.x)
pos.y = pos1.y + tonumber(row.y)
pos.z = pos1.z + tonumber(row.z)
node.name = row.name
node.param1 = row.param1
node.param2 = row.param2
env:add_node(pos, node)
env:get_meta(pos):from_table(row.meta)
count = count + 1
end
return count
end

659
worldedit/init.lua
View File

@ -1,655 +1,4 @@
minetest.register_privilege("worldedit", "Can use WorldEdit commands") dofile(minetest.get_modpath("worldedit") .. "/manipulations.lua")
dofile(minetest.get_modpath("worldedit") .. "/primitives.lua")
worldedit = {} dofile(minetest.get_modpath("worldedit") .. "/visualization.lua")
dofile(minetest.get_modpath("worldedit") .. "/serialization.lua")
worldedit.set_pos = {}
worldedit.pos1 = {}
worldedit.pos2 = {}
dofile(minetest.get_modpath("worldedit") .. "/functions.lua")
dofile(minetest.get_modpath("worldedit") .. "/mark.lua")
--determines whether `nodename` is a valid node name, returning a boolean
worldedit.node_is_valid = function(temp_pos, nodename)
return minetest.registered_nodes[nodename] ~= nil
or minetest.registered_nodes["default:" .. nodename] ~= nil
end
--determines the axis in which a player is facing, returning an axis ("x", "y", or "z") and the sign (1 or -1)
worldedit.player_axis = function(name)
local dir = minetest.env:get_player_by_name(name):get_look_dir()
local x, y, z = math.abs(dir.x), math.abs(dir.y), math.abs(dir.z)
if x > y then
if x > z then
return "x", dir.x > 0 and 1 or -1
end
elseif y > z then
return "y", dir.y > 0 and 1 or -1
end
return "z", dir.z > 0 and 1 or -1
end
minetest.register_chatcommand("/reset", {
params = "",
description = "Reset the region so that it is empty",
privs = {worldedit=true},
func = function(name, param)
worldedit.pos1[name] = nil
worldedit.pos2[name] = nil
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region reset")
end,
})
minetest.register_chatcommand("/mark", {
params = "",
description = "Show markers at the region positions",
privs = {worldedit=true},
func = function(name, param)
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region marked")
end,
})
minetest.register_chatcommand("/pos1", {
params = "",
description = "Set WorldEdit region position 1 to the player's location",
privs = {worldedit=true},
func = function(name, param)
local pos = minetest.env:get_player_by_name(name):getpos()
pos.x, pos.y, pos.z = math.floor(pos.x), math.floor(pos.y), math.floor(pos.z)
worldedit.pos1[name] = pos
worldedit.mark_pos1(name)
minetest.chat_send_player(name, "WorldEdit position 1 set to " .. minetest.pos_to_string(pos))
end,
})
minetest.register_chatcommand("/pos2", {
params = "",
description = "Set WorldEdit region position 2 to the player's location",
privs = {worldedit=true},
func = function(name, param)
local pos = minetest.env:get_player_by_name(name):getpos()
pos.x, pos.y, pos.z = math.floor(pos.x), math.floor(pos.y), math.floor(pos.z)
worldedit.pos2[name] = pos
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit position 2 set to " .. minetest.pos_to_string(pos))
end,
})
minetest.register_chatcommand("/p", {
params = "set/get",
description = "Set WorldEdit region by punching two nodes, or display the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
if param == "set" then --set both WorldEdit positions
worldedit.set_pos[name] = 1
minetest.chat_send_player(name, "Select positions by punching two nodes")
elseif param == "get" then --display current WorldEdit positions
if worldedit.pos1[name] ~= nil then
minetest.chat_send_player(name, "WorldEdit position 1: " .. minetest.pos_to_string(worldedit.pos1[name]))
else
minetest.chat_send_player(name, "WorldEdit position 1 not set")
end
if worldedit.pos2[name] ~= nil then
minetest.chat_send_player(name, "WorldEdit position 2: " .. minetest.pos_to_string(worldedit.pos2[name]))
else
minetest.chat_send_player(name, "WorldEdit position 2 not set")
end
else
minetest.chat_send_player(name, "Unknown subcommand: " .. param)
end
end,
})
minetest.register_on_punchnode(function(pos, node, puncher)
local name = puncher:get_player_name()
if name ~= "" and worldedit.set_pos[name] ~= nil then --currently setting position
if worldedit.set_pos[name] == 1 then --setting position 1
worldedit.set_pos[name] = 2 --set position 2 on the next invocation
worldedit.pos1[name] = pos
worldedit.mark_pos1(name)
minetest.chat_send_player(name, "WorldEdit region position 1 set to " .. minetest.pos_to_string(pos))
else --setting position 2
worldedit.set_pos[name] = nil --finished setting positions
worldedit.pos2[name] = pos
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region position 2 set to " .. minetest.pos_to_string(pos))
end
end
end)
minetest.register_chatcommand("/volume", {
params = "",
description = "Display the volume of the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local volume = worldedit.volume(pos1, pos2)
minetest.chat_send_player(name, "Current WorldEdit region has a volume of " .. volume .. " nodes (" .. pos2.x - pos1.x .. "*" .. pos2.y - pos1.y .. "*" .. pos2.z - pos1.z .. ")")
end,
})
minetest.register_chatcommand("/set", {
params = "<node>",
description = "Set the current WorldEdit region to <node>",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" or not worldedit.node_is_valid(pos1, param) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.set(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes set")
end,
})
minetest.register_chatcommand("/replace", {
params = "<search node> <replace node>",
description = "Replace all instances of <search node> with <place node> in the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, searchnode, replacenode = param:find("^([^%s]+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(pos1, searchnode) then
minetest.chat_send_player(name, "Invalid search node name: " .. searchnode)
return
end
if not worldedit.node_is_valid(pos1, replacenode) then
minetest.chat_send_player(name, "Invalid replace node name: " .. replacenode)
return
end
local count = worldedit.replace(pos1, pos2, searchnode, replacenode)
minetest.chat_send_player(name, count .. " nodes replaced")
end,
})
minetest.register_chatcommand("/hollowsphere", {
params = "<radius> <node>",
description = "Add hollow sphere at WorldEdit position 1 with radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, radius, nodename = param:find("^(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.hollow_sphere(pos, tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/sphere", {
params = "<radius> <node>",
description = "Add sphere at WorldEdit position 1 with radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, radius, nodename = param:find("^(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.sphere(pos, tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/hollowcylinder", {
params = "x/y/z/? <length> <radius> <node>",
description = "Add hollow cylinder at WorldEdit position 1 along the x/y/z/? axis with length <length> and radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, length, radius, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
length = length * sign
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.hollow_cylinder(pos, axis, tonumber(length), tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/cylinder", {
params = "x/y/z/? <length> <radius> <node>",
description = "Add cylinder at WorldEdit position 1 along the x/y/z/? axis with length <length> and radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, length, radius, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
length = length * sign
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.cylinder(pos, axis, tonumber(length), tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/pyramid", {
params = "<height> <node>",
description = "Add pyramid at WorldEdit position 1 with height <height>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, size, nodename = param:find("(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.pyramid(pos, tonumber(size), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/spiral", {
params = "<width> <height> <space> <node>",
description = "Add spiral at WorldEdit position 1 with width <width>, height <height>, space between walls <space>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, width, height, space, nodename = param:find("(%d+)%s+(%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(pos, nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.spiral(pos, tonumber(width), tonumber(height), tonumber(space), nodename)
minetest.chat_send_player(name, count .. " nodes changed")
end,
})
minetest.register_chatcommand("/copy", {
params = "x/y/z/? <amount>",
description = "Copy the current WorldEdit region along the x/y/z/? axis by <amount> nodes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
amount = amount * sign
end
local count = worldedit.copy(pos1, pos2, axis, tonumber(amount))
minetest.chat_send_player(name, count .. " nodes copied")
end,
})
minetest.register_chatcommand("/move", {
params = "x/y/z/? <amount>",
description = "Move the current WorldEdit region along the x/y/z/? axis by <amount> nodes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
amount = amount * sign
end
local count = worldedit.move(pos1, pos2, axis, tonumber(amount))
pos1[axis] = pos1[axis] + amount
pos2[axis] = pos2[axis] + amount
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, count .. " nodes moved")
end,
})
minetest.register_chatcommand("/stack", {
params = "x/y/z/? <count>",
description = "Stack the current WorldEdit region along the x/y/z/? axis <count> times",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, count = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
count = count * sign
end
local count = worldedit.stack(pos1, pos2, axis, tonumber(count))
minetest.chat_send_player(name, count .. " nodes stacked")
end,
})
minetest.register_chatcommand("/transpose", {
params = "x/y/z/? x/y/z/?",
description = "Transpose the current WorldEdit region along the x/y/z/? and x/y/z/? axes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis1, axis2 = param:find("^([xyz%?])%s+([xyz%?])$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis1 == "?" then
axis1 = worldedit.player_axis(name)
end
if axis2 == "?" then
axis2 = worldedit.player_axis(name)
end
if axis1 == axis2 then
minetest.chat_send_player(name, "Invalid usage: axes are the same")
return
end
local count = worldedit.transpose(pos1, pos2, axis1, axis2)
minetest.chat_send_player(name, count .. " nodes transposed")
end,
})
minetest.register_chatcommand("/flip", {
params = "x/y/z/?",
description = "Flip the current WorldEdit region along the x/y/z/? axis",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "?" then
param = worldedit.player_axis(name)
end
if param ~= "x" and param ~= "y" and param ~= "z" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count = worldedit.flip(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes flipped")
end,
})
minetest.register_chatcommand("/rotate", {
params = "<axis> <angle>",
description = "Rotate the current WorldEdit region around the axis <axis> by angle <angle> (90 degree increment)",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, angle = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis = worldedit.player_axis(name)
end
if angle % 90 ~= 0 then
minetest.chat_send_player(name, "Invalid usage: angle must be multiple of 90")
return
end
local count = worldedit.rotate(pos1, pos2, axis, angle)
minetest.chat_send_player(name, count .. " nodes rotated")
end,
})
minetest.register_chatcommand("/dig", {
params = "",
description = "Dig the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local count = worldedit.dig(pos1, pos2)
minetest.chat_send_player(name, count .. " nodes dug")
end,
})
minetest.register_chatcommand("/save", {
params = "<file>",
description = "Save the current WorldEdit region to \"(world folder)/schems/<file>.we\"",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local result, count = worldedit.serialize(pos1, pos2)
local path = minetest.get_worldpath() .. "/schems"
local filename = path .. "/" .. param .. ".we"
os.execute("mkdir \"" .. path .. "\"") --create directory if it does not already exist
local file, err = io.open(filename, "wb")
if err ~= nil then
minetest.chat_send_player(name, "Could not save file to \"" .. filename .. "\"")
return
end
file:write(result)
file:flush()
file:close()
minetest.chat_send_player(name, count .. " nodes saved")
end,
})
minetest.register_chatcommand("/load", {
params = "<file>",
description = "Load nodes from \"(world folder)/schems/<file>.we\" with position 1 of the current WorldEdit region as the origin",
privs = {worldedit=true},
func = function(name, param)
local pos1 = worldedit.pos1[name]
if pos1 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local filename = minetest.get_worldpath() .. "/schems/" .. param .. ".we"
local file, err = io.open(filename, "rb")
if err ~= nil then
minetest.chat_send_player(name, "Could not open file \"" .. filename .. "\"")
return
end
local value = file:read("*a")
file:close()
local count
if value:find("{") then --old WorldEdit format
count = worldedit.deserialize_old(pos1, value)
else --new WorldEdit format
count = worldedit.deserialize(pos1, value)
end
minetest.chat_send_player(name, count .. " nodes loaded")
end,
})
minetest.register_chatcommand("/metasave", {
params = "<file>",
description = "Save the current WorldEdit region to \"(world folder)/schems/<file>.wem\"",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count, err = worldedit.metasave(pos1, pos2, param)
if err then
minetest.chat_send_player(name, "error loading file: " .. err)
else
minetest.chat_send_player(name, count .. " nodes saved")
end
end,
})
minetest.register_chatcommand("/metaload", {
params = "<file>",
description = "Load nodes from \"(world folder)/schems/<file>.wem\" with position 1 of the current WorldEdit region as the origin",
privs = {worldedit=true},
func = function(name, param)
local pos1 = worldedit.pos1[name]
if pos1 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count, err = worldedit.metaload(pos1, param)
if err then
minetest.chat_send_player(name, "error loading file: " .. err)
else
minetest.chat_send_player(name, count .. " nodes loaded")
end
end,
})

307
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worldedit = worldedit or {}
--modifies positions `pos1` and `pos2` so that each component of `pos1` is less than or equal to its corresponding conent of `pos2`, returning two new positions
worldedit.sort_pos = function(pos1, pos2)
pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
if pos1.x > pos2.x then
pos2.x, pos1.x = pos1.x, pos2.x
end
if pos1.y > pos2.y then
pos2.y, pos1.y = pos1.y, pos2.y
end
if pos1.z > pos2.z then
pos2.z, pos1.z = pos1.z, pos2.z
end
return pos1, pos2
end
--determines the volume of the region defined by positions `pos1` and `pos2`, returning the volume
worldedit.volume = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
return (pos2.x - pos1.x + 1) * (pos2.y - pos1.y + 1) * (pos2.z - pos1.z + 1)
end
--sets a region defined by positions `pos1` and `pos2` to `nodename`, returning the number of nodes filled
worldedit.set = function(pos1, pos2, nodename)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
local node = {name=nodename}
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
env:add_node(pos, node)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--replaces all instances of `searchnode` with `replacenode` in a region defined by positions `pos1` and `pos2`, returning the number of nodes replaced
worldedit.replace = 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
if env:get_node(pos).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)
local env = minetest.env
if amount < 0 then
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 node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get meta of current node
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --copy node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
else
local pos = {x=pos2.x, y=0, z=0}
while pos.x >= pos1.x do
pos.y = pos2.y
while pos.y >= pos1.y do
pos.z = pos2.z
while pos.z >= pos1.z do
local node = minetest.env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get meta of current node
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
minetest.env:add_node(pos, node) --copy node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z - 1
end
pos.y = pos.y - 1
end
pos.x = pos.x - 1
end
end
return worldedit.volume(pos1, pos2)
end
--moves 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 moved
worldedit.move = function(pos1, pos2, axis, amount)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
if amount < 0 then
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 node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get metadata of current node
env:remove_node(pos)
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --move node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
else
local pos = {x=pos2.x, y=0, z=0}
while pos.x >= pos1.x do
pos.y = pos2.y
while pos.y >= pos1.y do
pos.z = pos2.z
while pos.z >= pos1.z do
local node = env:get_node(pos) --obtain current node
local meta = env:get_meta(pos):to_table() --get metadata of current node
env:remove_node(pos)
local value = pos[axis] --store current position
pos[axis] = value + amount --move along axis
env:add_node(pos, node) --move node to new position
env:get_meta(pos):from_table(meta) --set metadata of new node
pos[axis] = value --restore old position
pos.z = pos.z - 1
end
pos.y = pos.y - 1
end
pos.x = pos.x - 1
end
end
return worldedit.volume(pos1, pos2)
end
--duplicates the region defined by positions `pos1` and `pos2` along the `axis` axis ("x" or "y" or "z") `count` times, returning the number of nodes stacked
worldedit.stack = function(pos1, pos2, axis, count)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local length = pos2[axis] - pos1[axis] + 1
if count < 0 then
count = -count
length = -length
end
local amount = 0
local copy = worldedit.copy
for i = 1, count do
amount = amount + length
copy(pos1, pos2, axis, amount)
end
return worldedit.volume(pos1, pos2)
end
--transposes a region defined by the positions `pos1` and `pos2` between the `axis1` and `axis2` axes, returning the number of nodes transposed
worldedit.transpose = function(pos1, pos2, axis1, axis2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local env = minetest.env
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 extent1, extent2 = pos[axis1] - pos1[axis1], pos[axis2] - pos1[axis2]
if extent1 < extent2 then
local node1 = env:get_node(pos)
local meta1 = env:get_meta(pos):to_table()
local value1, value2 = pos[axis1], pos[axis2]
pos[axis1], pos[axis2] = value1 + extent2, value2 + extent1
local node2 = env:get_node(pos)
local meta2 = env:get_meta(pos):to_table()
env:add_node(pos, node1)
env:get_meta(pos):from_table(meta1)
pos[axis1], pos[axis2] = value1, value2
env:add_node(pos, node2)
env:get_meta(pos):from_table(meta2)
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--flips a region defined by the positions `pos1` and `pos2` along the `axis` axis ("x" or "y" or "z"), returning the number of nodes flipped
worldedit.flip = function(pos1, pos2, axis)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local start = pos1[axis] + pos2[axis]
pos2[axis] = pos1[axis] + math.floor((pos2[axis] - pos1[axis]) / 2)
local env = minetest.env
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 node1 = env:get_node(pos)
local meta1 = env:get_meta(pos):to_table()
local value = pos[axis]
pos[axis] = start - value
local node2 = env:get_node(pos)
local meta2 = env:get_meta(pos):to_table()
env:add_node(pos, node1)
env:get_meta(pos):from_table(meta1)
pos[axis] = value
env:add_node(pos, node2)
env:get_meta(pos):from_table(meta2)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--rotates a region defined by the positions `pos1` and `pos2` by `angle` degrees clockwise around axis `axis` (90 degree increment), returning the number of nodes rotated
worldedit.rotate = function(pos1, pos2, axis, angle)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local axis1, axis2
if axis == "x" then
axis1, axis2 = "z", "y"
elseif axis == "y" then
axis1, axis2 = "x", "z"
else --axis == "z"
axis1, axis2 = "y", "x"
end
angle = angle % 360
if angle == 90 then
worldedit.transpose(pos1, pos2, axis1, axis2)
worldedit.flip(pos1, pos2, axis2)
elseif angle == 180 then
worldedit.flip(pos1, pos2, axis1)
worldedit.flip(pos1, pos2, axis2)
elseif angle == 270 then
worldedit.transpose(pos1, pos2, axis1, axis2)
worldedit.flip(pos1, pos2, axis1)
end
return worldedit.volume(pos1, pos2)
end
--digs a region defined by positions `pos1` and `pos2`, returning the number of nodes dug
worldedit.dig = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
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
env:dig_node(pos)
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end

259
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worldedit = worldedit or {}
--adds a hollow sphere at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.hollow_sphere = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
local node = {name=nodename}
local pos1 = {x=0, y=0, z=0}
local full_radius = radius * radius + radius
local env = minetest.env
for x = -radius, radius do
pos1.x = pos.x + x
for y = -radius, radius do
pos1.y = pos.y + y
for z = -radius, radius do
if x*x+y*y+z*z >= (radius-1) * (radius-1) + (radius-1) and x*x+y*y+z*z <= full_radius then
pos1.z = pos.z + z
env:add_node({x=pos.x+x,y=pos.y+y,z=pos.z+z}, node)
end
end
end
end
end
--adds a sphere at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.sphere = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
local node = {name=nodename}
local pos1 = {x=0, y=0, z=0}
local full_radius = radius * radius + radius
local count = 0
local env = minetest.env
for x = -radius, radius do
pos1.x = pos.x + x
for y = -radius, radius do
pos1.y = pos.y + y
for z = -radius, radius do
if x*x+y*y+z*z <= full_radius then
pos1.z = pos.z + z
env:add_node(pos1, node)
count = count + 1
end
end
end
end
return count
end
--adds a hollow cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename)
local other1, other2
if axis == "x" then
other1, other2 = "y", "z"
elseif axis == "y" then
other1, other2 = "x", "z"
else --axis == "z"
other1, other2 = "x", "y"
end
local env = minetest.env
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
local node = {name=nodename}
local count = 0
local step = 1
if length < 0 then
length = -length
step = -1
end
for i = 1, length do
local offset1, offset2 = 0, radius
local delta = -radius
while offset1 <= offset2 do
--add node at each octant
local first1, first2 = pos[other1] + offset1, pos[other1] - offset1
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
currentpos[other1], currentpos[other2] = first1, second1
env:add_node(currentpos, node) --octant 1
currentpos[other1] = first2
env:add_node(currentpos, node) --octant 4
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 5
currentpos[other1] = first1
env:add_node(currentpos, node) --octant 8
local first1, first2 = pos[other1] + offset2, pos[other1] - offset2
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
currentpos[other1], currentpos[other2] = first1, second1
env:add_node(currentpos, node) --octant 2
currentpos[other1] = first2
env:add_node(currentpos, node) --octant 3
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 6
currentpos[other1] = first1
env:add_node(currentpos, node) --octant 7
count = count + 8 --wip: broken
--move to next location
delta = delta + (offset1 * 2) + 1
if delta >= 0 then
offset2 = offset2 - 1
delta = delta - (offset2 * 2)
end
offset1 = offset1 + 1
end
currentpos[axis] = currentpos[axis] + step
end
return count
end
--adds a cylinder at `pos` along the `axis` axis ("x" or "y" or "z") with length `length` and radius `radius`, composed of `nodename`, returning the number of nodes added
worldedit.cylinder = function(pos, axis, length, radius, nodename)
local other1, other2
if axis == "x" then
other1, other2 = "y", "z"
elseif axis == "y" then
other1, other2 = "x", "z"
else --axis == "z"
other1, other2 = "x", "y"
end
local env = minetest.env
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
local node = {name=nodename}
local count = 0
local step = 1
if length < 0 then
length = -length
step = -1
end
for i = 1, length do
local offset1, offset2 = 0, radius
local delta = -radius
while offset1 <= offset2 do
--connect each pair of octants
currentpos[other1] = pos[other1] - offset1
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
for i = 0, offset1 * 2 do
currentpos[other2] = second1
env:add_node(currentpos, node) --octant 1 to 4
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 5 to 8
currentpos[other1] = currentpos[other1] + 1
end
currentpos[other1] = pos[other1] - offset2
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
for i = 0, offset2 * 2 do
currentpos[other2] = second1
env:add_node(currentpos, node) --octant 2 to 3
currentpos[other2] = second2
env:add_node(currentpos, node) --octant 6 to 7
currentpos[other1] = currentpos[other1] + 1
end
count = count + (offset1 * 4) + (offset2 * 4) + 4 --wip: broken
--move to next location
delta = delta + (offset1 * 2) + 1
offset1 = offset1 + 1
if delta >= 0 then
offset2 = offset2 - 1
delta = delta - (offset2 * 2)
end
end
currentpos[axis] = currentpos[axis] + step
end
return count
end
--adds a pyramid at `pos` with height `height`, composed of `nodename`, returning the number of nodes added
worldedit.pyramid = function(pos, height, nodename)
local pos1x, pos1y, pos1z = pos.x - height, pos.y, pos.z - height
local pos2x, pos2y, pos2z = pos.x + height, pos.y + height, pos.z + height
local pos = {x=0, y=pos1y, z=0}
local count = 0
local node = {name=nodename}
local env = minetest.env
while pos.y <= pos2y do --each vertical level of the pyramid
pos.x = pos1x
while pos.x <= pos2x do
pos.z = pos1z
while pos.z <= pos2z do
env:add_node(pos, node)
pos.z = pos.z + 1
end
pos.x = pos.x + 1
end
count = count + ((pos2y - pos.y) * 2 + 1) ^ 2
pos.y = pos.y + 1
pos1x, pos2x = pos1x + 1, pos2x - 1
pos1z, pos2z = pos1z + 1, pos2z - 1
end
return count
end
--adds a spiral at `pos` with width `width`, height `height`, space between walls `spacer`, composed of `nodename`, returning the number of nodes added
worldedit.spiral = function(pos, width, height, spacer, nodename) --wip: clean this up
-- spiral matrix - http://rosettacode.org/wiki/Spiral_matrix#Lua
av, sn = math.abs, function(s) return s~=0 and s/av(s) or 0 end
local function sindex(z, x) -- returns the value at (x, z) in a spiral that starts at 1 and goes outwards
if z == -x and z >= x then return (2*z+1)^2 end
local l = math.max(av(z), av(x))
return (2*l-1)^2+4*l+2*l*sn(x+z)+sn(z^2-x^2)*(l-(av(z)==l and sn(z)*x or sn(x)*z)) -- OH GOD WHAT
end
local function spiralt(side)
local ret, id, start, stop = {}, 0, math.floor((-side+1)/2), math.floor((side-1)/2)
for i = 1, side do
for j = 1, side do
local id = side^2 - sindex(stop - i + 1,start + j - 1)
ret[id] = {x=i,z=j}
end
end
return ret
end
-- connect the joined parts
local spiral = spiralt(width)
height = tonumber(height)
if height < 1 then height = 1 end
spacer = tonumber(spacer)-1
if spacer < 1 then spacer = 1 end
local count = 0
local node = {name=nodename}
local np,lp
for y=0,height do
lp = nil
for _,v in ipairs(spiral) do
np = {x=pos.x+v.x*spacer, y=pos.y+y, z=pos.z+v.z*spacer}
if lp~=nil then
if lp.x~=np.x then
if lp.x<np.x then
for i=lp.x+1,np.x do
minetest.env:add_node({x=i, y=np.y, z=np.z}, node)
count = count + 1
end
else
for i=np.x,lp.x-1 do
minetest.env:add_node({x=i, y=np.y, z=np.z}, node)
count = count + 1
end
end
end
if lp.z~=np.z then
if lp.z<np.z then
for i=lp.z+1,np.z do
minetest.env:add_node({x=np.x, y=np.y, z=i}, node)
count = count + 1
end
else
for i=np.z,lp.z-1 do
minetest.env:add_node({x=np.x, y=np.y, z=i}, node)
count = count + 1
end
end
end
end
lp = np
end
end
return count
end

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worldedit = worldedit or {}
dofile(minetest.get_modpath("worldedit") .. "/table_save.lua") --wip: remove dependency
--modifies positions `pos1` and `pos2` so that each component of `pos1` is less than or equal to its corresponding conent of `pos2`, returning two new positions
worldedit.sort_pos = function(pos1, pos2)
pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
if pos1.x > pos2.x then
pos2.x, pos1.x = pos1.x, pos2.x
end
if pos1.y > pos2.y then
pos2.y, pos1.y = pos1.y, pos2.y
end
if pos1.z > pos2.z then
pos2.z, pos1.z = pos1.z, pos2.z
end
return pos1, pos2
end
--converts the region defined by positions `pos1` and `pos2` into a single string, returning the serialized data and the number of nodes serialized
worldedit.serialize = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local count = 0
local result = {}
local env = minetest.env
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 node = env:get_node(pos)
if node.name ~= "air" and node.name ~= "ignore" then
count = count + 1
result[count] = pos.x - pos1.x .. " " .. pos.y - pos1.y .. " " .. pos.z - pos1.z .. " " .. node.name .. " " .. node.param1 .. " " .. node.param2
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
result = table.concat(result, "\n") --join all node entries into single string
return result, count
end
--loads the nodes represented by string `value` at position `originpos`, returning the number of nodes deserialized
worldedit.deserialize = function(originpos, value)
local pos = {x=0, y=0, z=0}
local node = {name="", param1=0, param2=0}
local count = 0
local env = minetest.env
for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do --match node entries
pos.x = originpos.x + tonumber(x)
pos.y = originpos.y + tonumber(y)
pos.z = originpos.z + tonumber(z)
node.name = name
node.param1 = param1
node.param2 = param2
env:add_node(pos, node)
count = count + 1
end
return count
end
--loads the nodes represented by string `value` at position `originpos`, returning the number of nodes deserialized
--based on [table.save/table.load](http://lua-users.org/wiki/SaveTableToFile) by ChillCode, available under the MIT license (GPL compatible)
worldedit.deserialize_old = function(originpos, value)
--obtain the node table
local count = 0
local get_tables = loadstring(value)
if get_tables == nil then --error loading value
return count
end
local tables = get_tables()
--transform the node table into an array of nodes
for i = 1, #tables do
for j, v in pairs(tables[i]) do
if type(v) == "table" then
tables[i][j] = tables[v[1]]
end
end
end
--load the node array
local env = minetest.env
for i, v in ipairs(tables[1]) do
local pos = v[1]
pos.x, pos.y, pos.z = originpos.x + pos.x, originpos.y + pos.y, originpos.z + pos.z
env:add_node(pos, v[2])
count = count + 1
end
return count
end
--saves the nodes and meta defined by positions `pos1` and `pos2` into a file, returning the number of nodes saved
worldedit.metasave = function(pos1, pos2, file) --wip: simply work with strings instead of doing IO
local path = minetest.get_worldpath() .. "/schems"
local filename = path .. "/" .. file .. ".wem"
os.execute("mkdir \"" .. path .. "\"") --create directory if it does not already exist
local rows = {}
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local pos = {x=pos1.x, y=0, z=0}
local count = 0
local result = {}
local env = minetest.env
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 node = env:get_node(pos)
if node.name ~= "air" and node.name ~= "ignore" then
count = count + 1
local row = {
x = pos.x-pos1.x,
y = pos.y-pos1.y,
z = pos.z-pos1.z,
name = node.name,
param1 = node.param1,
param2 = node.param2,
meta = env:get_meta(pos):to_table(),
}
table.insert(rows, row)
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
local err = table.save(rows,filename)
if err then return _,err end
return count
end
--loads the nodes and meta from `file` to position `pos1`, returning the number of nodes loaded
worldedit.metaload = function(pos1, file) --wip: simply work with strings instead of doing IO
local filename = minetest.get_worldpath() .. "/schems/" .. file .. ".wem"
local rows, err = table.load(filename)
if err then return _,err end
local pos = {x=0, y=0, z=0}
local node = {name="", param1=0, param2=0}
local count = 0
local env = minetest.env
for i,row in pairs(rows) do
pos.x = pos1.x + tonumber(row.x)
pos.y = pos1.y + tonumber(row.y)
pos.z = pos1.z + tonumber(row.z)
node.name = row.name
node.param1 = row.param1
node.param2 = row.param2
env:add_node(pos, node)
env:get_meta(pos):from_table(row.meta)
count = count + 1
end
return count
end

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worldedit = worldedit or {}
--modifies positions `pos1` and `pos2` so that each component of `pos1` is less than or equal to its corresponding conent of `pos2`, returning two new positions
worldedit.sort_pos = function(pos1, pos2)
pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
if pos1.x > pos2.x then
pos2.x, pos1.x = pos1.x, pos2.x
end
if pos1.y > pos2.y then
pos2.y, pos1.y = pos1.y, pos2.y
end
if pos1.z > pos2.z then
pos2.z, pos1.z = pos1.z, pos2.z
end
return pos1, pos2
end
--determines the volume of the region defined by positions `pos1` and `pos2`, returning the volume
worldedit.volume = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
return (pos2.x - pos1.x + 1) * (pos2.y - pos1.y + 1) * (pos2.z - pos1.z + 1)
end
minetest.register_node("worldedit:placeholder", {
drawtype = "airlike",
paramtype = "light",
sunlight_propagates = true,
diggable = false,
groups = {not_in_creative_inventory=1},
})
--hides all nodes in a region defined by positions `pos1` and `pos2` by non-destructively replacing them with invisible nodes, returning the number of nodes hidden
worldedit.hide = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
local pos = {x=pos1.x, y=0, z=0}
local placeholder = {name="worldedit:placeholder", param1=0, param2=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 node = env:get_node(pos)
placeholder.param1, placeholder.param2 = node.param1, node.param2 --copy node's param1 and param2
local data = env:get_meta(pos):to_table() --obtain metadata of original node
env:add_node(pos, placeholder) --add placeholder node
local meta = env:get_meta(pos) --obtain placeholder meta
meta:from_table(data) --set placeholder metadata to the original node's metadata
meta:set_string("worldedit_placeholder", node.name) --add the node's name
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return worldedit.volume(pos1, pos2)
end
--suppresses all instances of `nodename` in a region defined by positions `pos1` and `pos2` by non-destructively replacing them with invisible nodes, returning the number of nodes suppressed
worldedit.suppress = function(pos1, pos2, nodename)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
if minetest.registered_nodes[nodename] == nil then
nodename = "default:" .. nodename
end
local pos = {x=pos1.x, y=0, z=0}
local placeholder = {name="worldedit:placeholder", param1=0, param2=0}
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 node = env:get_node(pos)
if node.name == nodename then
placeholder.param1, placeholder.param2 = node.param1, node.param2 --copy node's param1 and param2
local data = env:get_meta(pos):to_table() --obtain metadata of original node
env:add_node(pos, placeholder) --add placeholder node
local meta = env:get_meta(pos) --obtain placeholder meta
meta:from_table(data) --set placeholder metadata to the original node's metadata
meta:set_string("worldedit_placeholder", nodename) --add the node's name
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
--finds all instances of `nodename` in a region defined by positions `pos1` and `pos2` by non-destructively hiding all other nodes, returning the number of nodes found
worldedit.find = function(pos1, pos2, nodename)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
if minetest.registered_nodes[nodename] == nil then
nodename = "default:" .. nodename
end
local pos = {x=pos1.x, y=0, z=0}
local placeholder = {name="worldedit:placeholder", param1=0, param2=0}
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 node = env:get_node(pos)
if node.name == nodename then --node found
count = count + 1
else --hide other nodes
placeholder.param1, placeholder.param2 = node.param1, node.param2 --copy node's param1 and param2
local data = env:get_meta(pos):to_table() --obtain metadata of original node
env:add_node(pos, placeholder) --add placeholder node
local meta = env:get_meta(pos) --obtain placeholder meta
meta:from_table(data) --set placeholder metadata to the original node's metadata
meta:set_string("worldedit_placeholder", node.name) --add the node's name
end
pos.z = pos.z + 1
end
pos.y = pos.y + 1
end
pos.x = pos.x + 1
end
return count
end
--restores all nodes hidden with WorldEdit functions in a region defined by positions `pos1` and `pos2`, returning the number of nodes restored
worldedit.restore = function(pos1, pos2)
local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
local env = minetest.env
local pos = {x=pos1.x, y=0, z=0}
local node = {name="", param1=0, param2=0}
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 currentnode = env:get_node(pos)
if currentnode.name == "worldedit:placeholder" then
node.param1, node.param2 = currentnode.param1, currentnode.param2 --copy node's param1 and param2
local data = env:get_meta(pos):to_table() --obtain node metadata
node.name = data.fields.worldedit_placeholder --set node name
data.fields.worldedit_placeholder = nil --delete old nodename
env:add_node(pos, node) --add original node
env:get_meta(pos):from_table(data) --set original node metadata
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

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worldedit

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minetest.register_privilege("worldedit", "Can use WorldEdit commands")
worldedit.set_pos = {}
worldedit.pos1 = {}
worldedit.pos2 = {}
dofile(minetest.get_modpath("worldedit_commands") .. "/mark.lua")
--determines whether `nodename` is a valid node name, returning a boolean
worldedit.node_is_valid = function(nodename)
return minetest.registered_nodes[nodename] ~= nil
or minetest.registered_nodes["default:" .. nodename] ~= nil
end
--determines the axis in which a player is facing, returning an axis ("x", "y", or "z") and the sign (1 or -1)
worldedit.player_axis = function(name)
local dir = minetest.env:get_player_by_name(name):get_look_dir()
local x, y, z = math.abs(dir.x), math.abs(dir.y), math.abs(dir.z)
if x > y then
if x > z then
return "x", dir.x > 0 and 1 or -1
end
elseif y > z then
return "y", dir.y > 0 and 1 or -1
end
return "z", dir.z > 0 and 1 or -1
end
minetest.register_chatcommand("/reset", {
params = "",
description = "Reset the region so that it is empty",
privs = {worldedit=true},
func = function(name, param)
worldedit.pos1[name] = nil
worldedit.pos2[name] = nil
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region reset")
end,
})
minetest.register_chatcommand("/mark", {
params = "",
description = "Show markers at the region positions",
privs = {worldedit=true},
func = function(name, param)
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region marked")
end,
})
minetest.register_chatcommand("/pos1", {
params = "",
description = "Set WorldEdit region position 1 to the player's location",
privs = {worldedit=true},
func = function(name, param)
local pos = minetest.env:get_player_by_name(name):getpos()
pos.x, pos.y, pos.z = math.floor(pos.x), math.floor(pos.y), math.floor(pos.z)
worldedit.pos1[name] = pos
worldedit.mark_pos1(name)
minetest.chat_send_player(name, "WorldEdit position 1 set to " .. minetest.pos_to_string(pos))
end,
})
minetest.register_chatcommand("/pos2", {
params = "",
description = "Set WorldEdit region position 2 to the player's location",
privs = {worldedit=true},
func = function(name, param)
local pos = minetest.env:get_player_by_name(name):getpos()
pos.x, pos.y, pos.z = math.floor(pos.x), math.floor(pos.y), math.floor(pos.z)
worldedit.pos2[name] = pos
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit position 2 set to " .. minetest.pos_to_string(pos))
end,
})
minetest.register_chatcommand("/p", {
params = "set/get",
description = "Set WorldEdit region by punching two nodes, or display the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
if param == "set" then --set both WorldEdit positions
worldedit.set_pos[name] = 1
minetest.chat_send_player(name, "Select positions by punching two nodes")
elseif param == "get" then --display current WorldEdit positions
if worldedit.pos1[name] ~= nil then
minetest.chat_send_player(name, "WorldEdit position 1: " .. minetest.pos_to_string(worldedit.pos1[name]))
else
minetest.chat_send_player(name, "WorldEdit position 1 not set")
end
if worldedit.pos2[name] ~= nil then
minetest.chat_send_player(name, "WorldEdit position 2: " .. minetest.pos_to_string(worldedit.pos2[name]))
else
minetest.chat_send_player(name, "WorldEdit position 2 not set")
end
else
minetest.chat_send_player(name, "Unknown subcommand: " .. param)
end
end,
})
minetest.register_on_punchnode(function(pos, node, puncher)
local name = puncher:get_player_name()
if name ~= "" and worldedit.set_pos[name] ~= nil then --currently setting position
if worldedit.set_pos[name] == 1 then --setting position 1
worldedit.set_pos[name] = 2 --set position 2 on the next invocation
worldedit.pos1[name] = pos
worldedit.mark_pos1(name)
minetest.chat_send_player(name, "WorldEdit region position 1 set to " .. minetest.pos_to_string(pos))
else --setting position 2
worldedit.set_pos[name] = nil --finished setting positions
worldedit.pos2[name] = pos
worldedit.mark_pos2(name)
minetest.chat_send_player(name, "WorldEdit region position 2 set to " .. minetest.pos_to_string(pos))
end
end
end)
minetest.register_chatcommand("/volume", {
params = "",
description = "Display the volume of the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local volume = worldedit.volume(pos1, pos2)
minetest.chat_send_player(name, "Current WorldEdit region has a volume of " .. volume .. " nodes (" .. pos2.x - pos1.x .. "*" .. pos2.y - pos1.y .. "*" .. pos2.z - pos1.z .. ")")
end,
})
minetest.register_chatcommand("/set", {
params = "<node>",
description = "Set the current WorldEdit region to <node>",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" or not worldedit.node_is_valid(param) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.set(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes set")
end,
})
minetest.register_chatcommand("/replace", {
params = "<search node> <replace node>",
description = "Replace all instances of <search node> with <place node> in the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, searchnode, replacenode = param:find("^([^%s]+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(searchnode) then
minetest.chat_send_player(name, "Invalid search node name: " .. searchnode)
return
end
if not worldedit.node_is_valid(replacenode) then
minetest.chat_send_player(name, "Invalid replace node name: " .. replacenode)
return
end
local count = worldedit.replace(pos1, pos2, searchnode, replacenode)
minetest.chat_send_player(name, count .. " nodes replaced")
end,
})
minetest.register_chatcommand("/hollowsphere", {
params = "<radius> <node>",
description = "Add hollow sphere at WorldEdit position 1 with radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, radius, nodename = param:find("^(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.hollow_sphere(pos, tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/sphere", {
params = "<radius> <node>",
description = "Add sphere at WorldEdit position 1 with radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, radius, nodename = param:find("^(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.sphere(pos, tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/hollowcylinder", {
params = "x/y/z/? <length> <radius> <node>",
description = "Add hollow cylinder at WorldEdit position 1 along the x/y/z/? axis with length <length> and radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, length, radius, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
length = length * sign
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.hollow_cylinder(pos, axis, tonumber(length), tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/cylinder", {
params = "x/y/z/? <length> <radius> <node>",
description = "Add cylinder at WorldEdit position 1 along the x/y/z/? axis with length <length> and radius <radius>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, length, radius, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
length = length * sign
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.cylinder(pos, axis, tonumber(length), tonumber(radius), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/pyramid", {
params = "<height> <node>",
description = "Add pyramid at WorldEdit position 1 with height <height>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, size, nodename = param:find("(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.pyramid(pos, tonumber(size), nodename)
minetest.chat_send_player(name, count .. " nodes added")
end,
})
minetest.register_chatcommand("/spiral", {
params = "<width> <height> <space> <node>",
description = "Add spiral at WorldEdit position 1 with width <width>, height <height>, space between walls <space>, composed of <node>",
privs = {worldedit=true},
func = function(name, param)
local pos = worldedit.pos1[name]
if pos == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, width, height, space, nodename = param:find("(%d+)%s+(%d+)%s+(%d+)%s+([^%s]+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if not worldedit.node_is_valid(nodename) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.spiral(pos, tonumber(width), tonumber(height), tonumber(space), nodename)
minetest.chat_send_player(name, count .. " nodes changed")
end,
})
minetest.register_chatcommand("/copy", {
params = "x/y/z/? <amount>",
description = "Copy the current WorldEdit region along the x/y/z/? axis by <amount> nodes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
amount = amount * sign
end
local count = worldedit.copy(pos1, pos2, axis, tonumber(amount))
minetest.chat_send_player(name, count .. " nodes copied")
end,
})
minetest.register_chatcommand("/move", {
params = "x/y/z/? <amount>",
description = "Move the current WorldEdit region along the x/y/z/? axis by <amount> nodes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
amount = amount * sign
end
local count = worldedit.move(pos1, pos2, axis, tonumber(amount))
pos1[axis] = pos1[axis] + amount
pos2[axis] = pos2[axis] + amount
worldedit.mark_pos1(name)
worldedit.mark_pos2(name)
minetest.chat_send_player(name, count .. " nodes moved")
end,
})
minetest.register_chatcommand("/stack", {
params = "x/y/z/? <count>",
description = "Stack the current WorldEdit region along the x/y/z/? axis <count> times",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, count = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis, sign = worldedit.player_axis(name)
count = count * sign
end
local count = worldedit.stack(pos1, pos2, axis, tonumber(count))
minetest.chat_send_player(name, count .. " nodes stacked")
end,
})
minetest.register_chatcommand("/transpose", {
params = "x/y/z/? x/y/z/?",
description = "Transpose the current WorldEdit region along the x/y/z/? and x/y/z/? axes",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis1, axis2 = param:find("^([xyz%?])%s+([xyz%?])$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis1 == "?" then
axis1 = worldedit.player_axis(name)
end
if axis2 == "?" then
axis2 = worldedit.player_axis(name)
end
if axis1 == axis2 then
minetest.chat_send_player(name, "Invalid usage: axes are the same")
return
end
local count = worldedit.transpose(pos1, pos2, axis1, axis2)
minetest.chat_send_player(name, count .. " nodes transposed")
end,
})
minetest.register_chatcommand("/flip", {
params = "x/y/z/?",
description = "Flip the current WorldEdit region along the x/y/z/? axis",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "?" then
param = worldedit.player_axis(name)
end
if param ~= "x" and param ~= "y" and param ~= "z" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count = worldedit.flip(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes flipped")
end,
})
minetest.register_chatcommand("/rotate", {
params = "<axis> <angle>",
description = "Rotate the current WorldEdit region around the axis <axis> by angle <angle> (90 degree increment)",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local found, _, axis, angle = param:find("^([xyz%?])%s+([+-]?%d+)$")
if found == nil then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
if axis == "?" then
axis = worldedit.player_axis(name)
end
if angle % 90 ~= 0 then
minetest.chat_send_player(name, "Invalid usage: angle must be multiple of 90")
return
end
local count = worldedit.rotate(pos1, pos2, axis, angle)
minetest.chat_send_player(name, count .. " nodes rotated")
end,
})
minetest.register_chatcommand("/dig", {
params = "",
description = "Dig the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local count = worldedit.dig(pos1, pos2)
minetest.chat_send_player(name, count .. " nodes dug")
end,
})
minetest.register_chatcommand("/hide", {
params = "<node>",
description = "Hide all nodes in the current WorldEdit region non-destructively",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local count = worldedit.hide(pos1, pos2)
minetest.chat_send_player(name, count .. " nodes hidden")
end,
})
minetest.register_chatcommand("/suppress", {
params = "<node>",
description = "Suppress all <node> in the current WorldEdit region non-destructively",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" or not worldedit.node_is_valid(param) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.suppress(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes suppressed")
end,
})
minetest.register_chatcommand("/find", {
params = "<node>",
description = "Find <node> in the current WorldEdit region by hiding everything else non-destructively",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" or not worldedit.node_is_valid(param) then
minetest.chat_send_player(name, "Invalid node name: " .. param)
return
end
local count = worldedit.find(pos1, pos2, param)
minetest.chat_send_player(name, count .. " nodes found")
end,
})
minetest.register_chatcommand("/restore", {
params = "",
description = "Restores nodes hidden with WorldEdit in the current WorldEdit region",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
local count = worldedit.restore(pos1, pos2)
minetest.chat_send_player(name, count .. " nodes restored")
end,
})
minetest.register_chatcommand("/save", {
params = "<file>",
description = "Save the current WorldEdit region to \"(world folder)/schems/<file>.we\"",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local result, count = worldedit.serialize(pos1, pos2)
local path = minetest.get_worldpath() .. "/schems"
local filename = path .. "/" .. param .. ".we"
os.execute("mkdir \"" .. path .. "\"") --create directory if it does not already exist
local file, err = io.open(filename, "wb")
if err ~= nil then
minetest.chat_send_player(name, "Could not save file to \"" .. filename .. "\"")
return
end
file:write(result)
file:flush()
file:close()
minetest.chat_send_player(name, count .. " nodes saved")
end,
})
minetest.register_chatcommand("/load", {
params = "<file>",
description = "Load nodes from \"(world folder)/schems/<file>.we\" with position 1 of the current WorldEdit region as the origin",
privs = {worldedit=true},
func = function(name, param)
local pos1 = worldedit.pos1[name]
if pos1 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local filename = minetest.get_worldpath() .. "/schems/" .. param .. ".we"
local file, err = io.open(filename, "rb")
if err ~= nil then
minetest.chat_send_player(name, "Could not open file \"" .. filename .. "\"")
return
end
local value = file:read("*a")
file:close()
local count
if value:find("{") then --old WorldEdit format
count = worldedit.deserialize_old(pos1, value)
else --new WorldEdit format
count = worldedit.deserialize(pos1, value)
end
minetest.chat_send_player(name, count .. " nodes loaded")
end,
})
minetest.register_chatcommand("/metasave", {
params = "<file>",
description = "Save the current WorldEdit region to \"(world folder)/schems/<file>.wem\"",
privs = {worldedit=true},
func = function(name, param)
local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
if pos1 == nil or pos2 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count, err = worldedit.metasave(pos1, pos2, param)
if err then
minetest.chat_send_player(name, "error loading file: " .. err)
else
minetest.chat_send_player(name, count .. " nodes saved")
end
end,
})
minetest.register_chatcommand("/metaload", {
params = "<file>",
description = "Load nodes from \"(world folder)/schems/<file>.wem\" with position 1 of the current WorldEdit region as the origin",
privs = {worldedit=true},
func = function(name, param)
local pos1 = worldedit.pos1[name]
if pos1 == nil then
minetest.chat_send_player(name, "No WorldEdit region selected")
return
end
if param == "" then
minetest.chat_send_player(name, "Invalid usage: " .. param)
return
end
local count, err = worldedit.metaload(pos1, param)
if err then
minetest.chat_send_player(name, "error loading file: " .. err)
else
minetest.chat_send_player(name, count .. " nodes loaded")
end
end,
})

4
worldedit/mark.lua → worldedit_commands/mark.lua
View File

@ -27,7 +27,7 @@ worldedit.mark_pos2 = function(name)
end end
end end
minetest.register_entity("worldedit:pos1", { minetest.register_entity(":worldedit:pos1", {
initial_properties = { initial_properties = {
visual = "cube", visual = "cube",
visual_size = {x=1.1, y=1.1}, visual_size = {x=1.1, y=1.1},
@ -48,7 +48,7 @@ minetest.register_entity("worldedit:pos1", {
end, end,
}) })
minetest.register_entity("worldedit:pos2", { minetest.register_entity(":worldedit:pos2", {
initial_properties = { initial_properties = {
visual = "cube", visual = "cube",
visual_size = {x=1.1, y=1.1}, visual_size = {x=1.1, y=1.1},

0
worldedit/textures/worldedit_pos1.png → worldedit_commands/textures/worldedit_pos1.png
View File

Side by Side Swipe Overlay

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After

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0
worldedit/textures/worldedit_pos2.png → worldedit_commands/textures/worldedit_pos2.png
View File

Side by Side Swipe Overlay

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After

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