Move addYVelocityClamped to common API

api/common.lua

@@ -41,6 +41,15 @@ function industrialtest.internal.clamp(num,min,max)
 	return math.max(math.min(num,max),min)
 end
 
+function industrialtest.internal.addYVelocityClamped(player,vel,max)
+	local playerVel=player:get_velocity()
+	if playerVel.y+vel>max then
+		player:add_velocity(vector.new(0,math.max(max-playerVel.y,0),0))
+	else
+		player:add_velocity(vector.new(0,vel,0))
+	end
+end
+
 function industrialtest.internal.unpackTableInto(first,second)
 	for k,v in pairs(second) do
 		first[k]=v