From f5f486f3031c5bd40f21fb50b5e7233349d4b2bb Mon Sep 17 00:00:00 2001
From: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Date: Thu, 5 Aug 2021 02:07:20 +0100
Subject: [PATCH] Bugfix //walls: correct nodes_needed calculations to take
 thickness into account

---
 worldeditadditions_commands/commands/walls.lua | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/worldeditadditions_commands/commands/walls.lua b/worldeditadditions_commands/commands/walls.lua
index c506f32..f017763 100644
--- a/worldeditadditions_commands/commands/walls.lua
+++ b/worldeditadditions_commands/commands/walls.lua
@@ -29,11 +29,14 @@ worldedit.register_command("walls", {
 		
 		return true, target_node, math.floor(thickness)
 	end,
-	nodes_needed = function(name)
+	nodes_needed = function(name, target_node, thickness)
 		-- //overlay only modifies up to 1 node per column in the selected region
 		local pos1, pos2 = worldedit.sort_pos(worldedit.pos1[name], worldedit.pos2[name])
 		
-		local pos3 = { x = pos2.x - 2, z = pos2.z - 2, y = pos2.y }
+		local pos3 = {
+			x = pos2.x - thickness*2,
+			z = pos2.z - thickness*2,
+			y = pos2.y }
 		
 		return worldedit.volume(pos1, pos2) - worldedit.volume(pos1, pos3)
 	end,