Added semi-working simulator for estimating robot travel distances

lib/simulator/robot.rb

@@ -0,0 +1,23 @@
+module TAC
+  class Simulator
+    class Robot
+      attr_accessor :position, :angle
+      def initialize(width:, depth:)
+        @width, @depth = width, depth
+
+        @position = CyberarmEngine::Vector.new
+        @angle = 0
+      end
+
+      def draw
+        Gosu.rotate(@angle, @position.x, @position.y) do
+          Gosu.draw_rect(@position.x - @width / 2, @position.y - @depth / 2, @width, @depth, Gosu::Color::GREEN)
+        end
+      end
+
+      def update
+        @angle %= 360.0
+      end
+    end
+  end
+end