SITL: Sim_Ship: label global_position_int and attitude packet fields

libraries/SITL/SIM_Ship.cpp

@@ -210,15 +210,15 @@ void ShipSim::send_report(void)
         vel.rotate(radians(ship.heading_deg));
 
         const mavlink_global_position_int_t global_position_int{
-            now,
-            loc.lat,
-            loc.lng,
-            alt_mm,
-            0,
-            int16_t(vel.x*100),
-            int16_t(vel.y*100),
-            0,
-            uint16_t(ship.heading_deg*100)
+        time_boot_ms: now,
+        lat: loc.lat,
+        lon: loc.lng,
+        alt: alt_mm,
+        relative_alt: 0,
+        vx: int16_t(vel.x*100),
+        vy: int16_t(vel.y*100),
+        vz: 0,
+        hdg: uint16_t(ship.heading_deg*100)
         };
         mavlink_message_t msg;
         mavlink_msg_global_position_int_encode_status(
@@ -236,9 +236,13 @@ void ShipSim::send_report(void)
 
     { // also set ATTITUDE so MissionPlanner can display ship orientation
         const mavlink_attitude_t attitude{
-            now,
-            0, 0, float(radians(ship.heading_deg)),
-            0, 0, ship.yaw_rate
+        time_boot_ms: now,
+        roll: 0,
+        pitch: 0,
+        yaw: float(radians(ship.heading_deg)),
+        rollspeed: 0,
+        pitchspeed: 0,
+        yawspeed: ship.yaw_rate
         };
         mavlink_message_t msg;
         mavlink_msg_attitude_encode_status(