From b75e5474836cf7cf8410c0ffc324616451a6d27e Mon Sep 17 00:00:00 2001
From: Justus Wolff <justus@das-wolff-rudel.de>
Date: Sun, 22 Feb 2026 20:57:59 +0100
Subject: [PATCH] remade splitstack.

---
 src/main.lua | 30 +++++++++---------------------
 1 file changed, 9 insertions(+), 21 deletions(-)

diff --git a/src/main.lua b/src/main.lua
index 61dbbac..72e4353 100644
--- a/src/main.lua
+++ b/src/main.lua
@@ -660,35 +660,22 @@ local function VP_splitstack(_stack, x)
     local sz = dimensions["z"]
     local height = _stack["height"]
     local stacks = {}
-    local unevenstack = {}
-    local stackmod = math.fmod(VP_lengthofdict(stack), x)
-    local stackdiv = math.floor(VP_lengthofdict(stack)/x)
-
-    if stackmod ~= 0 then
-        for tempstackindex=0,stackmod,1 do
-            unevenstack[posasstring(math.fmod(tempstackindex, sx),math.floor(tempstackindex/sx))] = stack[posasstring(math.fmod(tempstackindex, sx),math.floor(tempstackindex/sx))]
-        end
-    end
-
-    if stackdiv ~= 0 then
-        local eind = 0
-        local x2 = x
-        if stackmod ~= 0 then x2 = x - 1 end
-        for _=0,x2,1 do
-            local buf = {}
-            for stackind=eind,stackdiv+eind,1 do
-                buf[posasstring(math.fmod(stackind, sx),math.floor(stackind/sx))] = stack[posasstring(math.fmod(stackind, sx),math.floor(stackind/sx))]
-            end
+    local spliteverx = math.floor(VP_lengthofdict(stack)/x)
+    local ind = 0
+    local buf = {}
+    for i,v in pairs(stack) do
+        if ind == spliteverx then
             table.insert(stacks, buf)
-            eind = eind + stackdiv
+            buf = {}
         end
+        buf[i] = v
+        ind = ind + 1
     end
 
     local out = {
         height=height,
         stacks={}
     }
-    if #unevenstack > 0 then table.insert(out["stacks"],unevenstack) end
     for _,v in pairs(stacks) do
         table.insert(out["stacks"],v)
     end
@@ -743,6 +730,7 @@ local function VP_printstack(buf, dimensions, cx,cy,cz,direction)
     for _=1,buf["height"],1 do
         move("down")
     end
+    center(direction, 0)
     return cx,cz,direction
 end
 local function VP_calccost(stacks, height,sx,sz) -- calculate needed blocks