public Skill_data(int anim_index, float anim_duration, float recording_duration, string anim_name, string display_name, string description_trial, Compare.Utilities.Properties.Activity compare_activity, Camera_view camera_view, Sport target_sport)
 {
     _anim_index = anim_index;
     _anim_duration = anim_duration;
     _recording_duration = recording_duration;
     _anim_name = anim_name;
     _display_name = display_name;
     _description_trial = description_trial;
     _compare_activity = compare_activity;
     _camera_view = camera_view;
     _target_sport = target_sport;
     _score = 0.0f;
 }
 public void SetCameraView(Camera_view camera_view)
 {
     _camera_view = camera_view;
 }