Answer Wiki. The system would be cued off the pilot's helmet, so it will definitely look where your head is pointing, not your eyes specifically (that would be a gaze-tracking system, which AFAIK hasn't yet been used for this kind of application).
Exercise to Gain Leg Weight. Although you can't make your body gain weight in your legs, you can perform exercises that encourage the growth of leg muscle. Squats, lunges and step-ups are examples of such moves that target the legs and recruit a lot of muscle fibers for growth.
Also get some resistance bands and you can work your legs (outer thighs) as well. Go for a run or do some sprints to get in better shape. Pick up some sports/activities with your friends. - Oblique exercises (twisting-works your 'love handles').eg exercises DO NOT target any of the fat that is specifically located on your legs. If there is any fat, muscle will be built underneath this fat. The ONLY way to lose fat from ANY part of the body is through either a proper diet, cardio or a combination of both.