add missing util function

Blumlaut · Oct 13, 2019 · c3c5622 · c3c5622
1 parent c73c622
commit c3c5622
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/util_shared.lua b/util_shared.lua
@@ -18,4 +18,12 @@ function PrintDebugMessage(msg)
 			PrintDebugMessage(msg) -- recursion?
 		end
 	end
+end
+
+function math.round(num, numDecimalPlaces)
+	if numDecimalPlaces and numDecimalPlaces>0 then
+		local mult = 10^numDecimalPlaces
+		return math.floor(num * mult + 0.5) / mult
+	end
+	return math.floor(num + 0.5)
 end