Merge pull request #47 from cyisfor/master

Stacking in any direction

1 files changed, 133 insertions, 3 deletions

diff --git a/worldedit/manipulations.lua b/worldedit/manipulations.lua
index 1d4c6dc..0a37e16 100644
--- a/worldedit/manipulations.lua
+++ b/worldedit/manipulations.lua
@@ -24,7 +24,11 @@ worldedit.volume = function(pos1, pos2)
 end

 

 --sets a region defined by positions `pos1` and `pos2` to `nodename`, returning the number of nodes filled

-worldedit.set = function(pos1, pos2, nodename)

+worldedit.set = function(pos1, pos2, nodenames)

+    if type(nodenames) == 'string' then

+        nodenames = {nodenames}

+    end

+

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

 

 	--set up voxel manipulator

@@ -40,9 +44,12 @@ worldedit.set = function(pos1, pos2, nodename)
 	end

 

 	--fill selected area with node

-	local node_id = minetest.get_content_id(nodename)

+	local node_ids = {}

+    for i,v in ipairs(nodenames) do

+        node_ids[i] = minetest.get_content_id(nodenames[i])

+    end

 	for i in area:iterp(pos1, pos2) do

-		nodes[i] = node_id

+		nodes[i] = node_ids[math.random(#node_ids)]

 	end

 

 	--update map nodes

@@ -165,6 +172,129 @@ worldedit.copy = function(pos1, pos2, axis, amount) --wip: replace the old versi
 	return worldedit.volume(pos1, pos2)

 end

 

+worldedit.copy2 = function(pos1, pos2, direction, volume)

+    -- the overlap shouldn't matter as long as we

+    -- 1) start at the furthest separated corner

+    -- 2) complete an edge before moving inward, either edge works

+    -- 3) complete a face before moving inward, similarly

+    --

+    -- to do this I

+    -- 1) find the furthest destination in the direction, of each axis

+    -- 2) call those the furthest separated corner

+    -- 3) make sure to iterate inward from there

+    -- 4) nested loop to make sure complete edge, complete face, then complete cube.

+    

+	local get_node, get_meta, add_node = minetest.get_node, minetest.get_meta, minetest.add_node

+    local somemeta = get_meta(pos1) -- hax lol

+    local to_table = somemeta.to_table

+    local from_table = somemeta.from_table

+    somemeta = nil

+

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

+	local manip = minetest.get_voxel_manip()

+	manip:read_from_map(pos1, pos2)

+

+    local sx,sy,sz -- direction sign

+    local ix,iy,iz -- initial destination

+    local ex,ey,ez -- final destination

+    local originalx,originaly,originalz -- source 

+    -- vim -> :'<,'>s/\<\([ioes]\?\)x\>/\1y/g

+    if direction.x > 0 then 

+        originalx = pos2.x

+        ix = originalx + direction.x

+        ex = pos1.x + direction.x

+        sx = -1

+    elseif direction.x < 0 then 

+        originalx = pos1.x

+        ix = originalx + direction.x

+        ex = pos2.x + direction.x

+        sx = 1

+    else 

+        originalx = pos1.x

+        ix = originalx -- whatever

+        ex = pos2.x

+        sx = 1

+    end

+

+    if direction.y > 0 then 

+        originaly = pos2.y

+        iy = originaly + direction.y

+        ey = pos1.y + direction.y

+        sy = -1

+    elseif direction.y < 0 then 

+        originaly = pos1.y

+        iy = originaly + direction.y

+        ey = pos2.y + direction.y

+        sy = 1

+    else 

+        originaly = pos1.y

+        iy = originaly -- whatever

+        ey = pos2.y

+        sy = 1

+    end

+

+    if direction.z > 0 then 

+        originalz = pos2.z

+        iz = originalz + direction.z

+        ez = pos1.z + direction.z

+        sz = -1

+    elseif direction.z < 0 then 

+        originalz = pos1.z

+        iz = originalz + direction.z

+        ez = pos2.z + direction.z

+        sz = 1

+    else 

+        originalz = pos1.z

+        iz = originalz -- whatever

+        ez = pos2.z

+        sz = 1

+    end

+    -- print('copy',originalx,ix,ex,sx,originaly,iy,ey,sy,originalz,iz,ez,sz)

+

+    local ox,oy,oz

+

+    ox = originalx

+    for x = ix,ex,sx do

+        oy = originaly

+        for y = iy,ey,sy do

+            oz = originalz

+            for z = iz,ez,sz do

+                -- reusing pos1/pos2 as source/dest here

+                pos1.x = ox; pos1.y = oy; pos1.z = oz

+                pos2.x = x; pos2.y = y; pos2.z = z

+                local node = get_node(pos1)

+				local meta = to_table(get_meta(pos1)) --get meta of current node

+                add_node(pos2,node)

+                from_table(get_meta(pos2),meta)

+                oz = oz + sz

+            end

+            oy = oy + sy

+        end

+        ox = ox + sx

+    end

+end            

+

+worldedit.stack2 = function(pos1, pos2, direction, amount, finished) 

+    local i = 0

+    local translated = {x=0,y=0,z=0}

+    local function nextone()

+        if i <= amount then

+            i = i + 1

+            translated.x = translated.x + direction.x

+            translated.y = translated.y + direction.y

+            translated.z = translated.z + direction.z

+            worldedit.copy2(pos1,pos2,translated,volume)

+            minetest.after(0,nextone)

+        else

+            if finished then

+                finished()

+            end

+        end

+    end

+    nextone()

+    return nil

+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)