lib/lotu/systems/fps_system.rb in lotu-0.1.9 vs lib/lotu/systems/fps_system.rb in lotu-0.1.10

@@ -12,10 +12,10 @@
       @samples = opts[:samples]
     end
 
     def update
       @ticks += 1
-      @accum += $window.dt
+      @accum += $lotu.dt
       if @ticks >= @samples
         @fps = @ticks/@accum
         @ticks = 0
         @accum = 0.0
       end