Default/trees: Clean-up 'can grow' function

minetest · Oct 27, 2015 · 321bd66 · 321bd66
1 parent 2729777
commit 321bd66
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/mods/default/trees.lua b/mods/default/trees.lua
@@ -16,9 +16,9 @@ local function can_grow(pos)
 	if is_soil == 0 then
 		return false
 	end
-	local ll = minetest.get_node_light(pos)
-	if not ll or ll < 13 then -- Minimum light level for growth
-		return false          -- matches grass, wheat and cotton
+	local light_level = minetest.get_node_light(pos)
+	if not light_level or light_level < 13 then
+		return false
 	end
 	return true
 end