- r -
- radius : player_bumper_define
- range : player_blobfinder_blob
- range_res : player_ranger_config , playerc_laser_t , player_laser_config , playerc_ranger_t
- ranges : player_laser_data , player_laser_data_scanangle , player_ir_data , player_ranger_data_range , playerc_laser_t , playerc_ranger_t , player_sonar_data
- ranges_count : player_laser_data_scanangle , player_ir_data , player_ranger_data_range , playerc_ranger_t , player_sonar_data , player_laser_data
- red : player_color , player_pointcloud3d_stereo_element
- RefCount : QueuePointer , Message
- replace : player_add_replace_rule_req
- Replace : MessageQueue
- replaceRules : MessageQueue
- resolution : player_laser_data , player_laser_config , playerc_map_t
- ret_queue : Driver
- retry_limit : _playerc_client_t
- retry_time : _playerc_client_t
- right : player_blobfinder_blob
- rmax : player_blobfinder_color_config
- rmin : player_blobfinder_color_config
- rmp2d_data : SegwayRMP400
- rmp3d_data : SegwayRMP400
- robot : player_devaddr
- robot_pose : playerc_laser_t
- row : player_map_data