diff --git a/lua_scripts/quick_distance.lua b/lua_scripts/quick_distance.lua
new file mode 100644
index 0000000..43bcdfc
--- /dev/null
+++ b/lua_scripts/quick_distance.lua
@@ -0,0 +1,5 @@
+function quick_distance(x1,y1,x2,y2)
+return abs(x1-x2)+abs(y1-y2)
+end
+
+--a very basic manhatten distance function that works fast enough to be used a lot.