wowowowowowowo so much stuff

_helpers.lua

@@ -0,0 +1,18 @@
+function constrain(val, low, high)
+	if val > high then 
+		return high
+	elseif val < low then 
+		return low
+	else 
+		return val
+	end
+end
+
+function map(value, inMin, inMax, outMin, outMax)
+	local inPercent = value / (inMax - inMin)
+	return (outMax - outMin) * (inPercent) + outMin
+end
+
+function lerp(a, b, amount)
+	return (1 - amount) * a + (amount * b)
+end