diff options
Diffstat (limited to 'worldedit/functions.lua')
| -rw-r--r-- | worldedit/functions.lua | 707 |
1 files changed, 0 insertions, 707 deletions
diff --git a/worldedit/functions.lua b/worldedit/functions.lua deleted file mode 100644 index 2d949c6..0000000 --- a/worldedit/functions.lua +++ /dev/null @@ -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
\ No newline at end of file |