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

@@ -191,12 +191,12 @@
         @heading.facing_to?(@target - @pos)
       end
 
       def draw
         super
-        $window.draw_line(0, 0, 0xff999999, @pos.x, @pos.y, 0xff333333)
-        $window.draw_line(@pos.x, @pos.y, 0xffffffff, (@pos + @heading*50).x, (@pos+@heading*50).y, 0xffff0000)
-        $window.draw_line(@pos.x, @pos.y, 0xffffffff, @target.x, @target.y, 0xff00ff00) if @target
+        $lotu.draw_line(0, 0, 0xff999999, @pos.x, @pos.y, 0xff333333)
+        $lotu.draw_line(@pos.x, @pos.y, 0xffffffff, (@pos + @heading*50).x, (@pos+@heading*50).y, 0xffff0000)
+        $lotu.draw_line(@pos.x, @pos.y, 0xffffffff, @target.x, @target.y, 0xff00ff00) if @target
       end
 
       # to_s utility methods
       def to_s
         ["@angle(#{format('%.2f', @angle)}°)",