/// <summary>
/// show the occupancy grid
/// </summary>
/// <param name="img">image data</param>
/// <param name="width">width of the image</param>
/// <param name="height">height of the image</param>
public void ShowGrid(int view_type, Byte[] img, int width, int height, bool show_robot)
{
rob.ShowGrid(view_type, img, width, height, show_robot, false, true);
}
