/// <summary>
/// sets the orientation of the robots head
/// </summary>
/// <param name="pan"></param>
/// <param name="tilt"></param>
/// <param name="roll"></param>
public void SetHeadOrientation(
float pan_degrees,
float tilt_degrees,
float roll_degrees)
{
robot_geometry.SetHeadOrientation(pan_degrees, tilt_degrees, roll_degrees);
}
