syntax = "proto2"; package iv.map; message GPSData { optional int32 index = 1; optional double gps_lng = 2; optional double gps_lat = 3; optional int32 speed_mode = 4; optional int32 mode2 = 5; optional double ins_heading_angle = 6; optional int32 runMode = 7; optional int32 roadMode = 8; optional int32 roadSum = 9; optional int32 roadOri = 10; optional double gps_x = 11; optional double gps_y = 12; optional double gps_hdg = 13; };