// The recognize() method returns true if the object is a blue block
  public boolean recognize() {

    // Boolean that determines whether or not to start detecting what kind of object is in front
    boolean isRecognizing = true;

    while (isRecognizing) {

      // The robot will drive slowly if the light reads under 300, which means an object is closeby
      while (color.getNormalizedLightValue() < 300) {
        robot.setForwardSpeed(2);
      }

      // When the robot is close enough to the object, it will stop then turn on its
      // blue light which gives two noticeable different light values for a wooden and blue
      // block

      robot.setForwardSpeed(0);
      color.setFloodlight(Color.BLUE);

      // If the light value of blue reads over 250, it is a blue block
      if (color.getNormalizedLightValue() >= 250) {

        Sound.beep();
        LCD.drawString("Blue styrofoam block", 3, 5);

        // Turn the default light back on after analyzing an object
        color.setFloodlight(true);

        return true;

      } else { // If it is not a blue block, it is a wooden block

        Sound.buzz();
        LCD.drawString("Wooden block", 3, 5);

        // Turn the default light back on after analyzing an object
        color.setFloodlight(true);
      }

      // Set the boolean to false to break out of the while loop and stop analyzing the object
      isRecognizing = false;
    }

    // Default return value. It should never get here but JAVA requires a return type
    return false;
  }
  public ObjectRecognition(UltrasonicSensor sensor, ColorSensor colorSensor, TwoWheeledRobot robo) {

    // The constructor for objectRecognitino object will take an ultrasonic sensor, color sensor,
    // and a robot type

    ultrasonic = sensor;
    color = colorSensor;
    robot = robo;

    // The color of the light sensor will be set to red until an object is sensed
    // (value > 280) then it will be turned to blue

    color.setFloodlight(true);
  }