+ "Input turn velocity in mm/sec:", velocity, -500, 500, 10, &ok);
if(ok) {
ctrl_motion.turn_about(Math::degrees_to_radians(input_angle), velocity);
+ "Input turn velocity in mm/sec:", velocity, -500, 500, 10, &ok);
if(ok) {
ctrl_motion.turn_about(Math::degrees_to_radians(input_angle), velocity);