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author | Lorenz Meier <lm@inf.ethz.ch> | 2012-08-07 08:36:20 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2012-08-07 08:36:20 +0200 |
commit | 2b09a7914f186831e5a4fca6133355f8aadbe428 (patch) | |
tree | ca8656c781f6c5bf96d40e2ea05cc77f7e2bc9fd /apps/mavlink/mavlink.c | |
parent | 7f2a63eb964b384a6b76e7004f1250d705f35fb0 (diff) | |
download | px4-firmware-2b09a7914f186831e5a4fca6133355f8aadbe428.tar.gz px4-firmware-2b09a7914f186831e5a4fca6133355f8aadbe428.tar.bz2 px4-firmware-2b09a7914f186831e5a4fca6133355f8aadbe428.zip |
Sending back current position setpoints (global and local)
Diffstat (limited to 'apps/mavlink/mavlink.c')
-rw-r--r-- | apps/mavlink/mavlink.c | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/apps/mavlink/mavlink.c b/apps/mavlink/mavlink.c index 764c9ffed..d9dd09669 100644 --- a/apps/mavlink/mavlink.c +++ b/apps/mavlink/mavlink.c @@ -385,7 +385,7 @@ static void *uorb_receiveloop(void *arg) /* --- IMPORTANT: DEFINE NUMBER OF ORB STRUCTS TO WAIT FOR HERE --- */ /* number of messages */ - const ssize_t fdsc = 10; + const ssize_t fdsc = 15; /* Sanity check variable and index */ ssize_t fdsc_count = 0; /* file descriptors to wait for */ @@ -397,6 +397,8 @@ static void *uorb_receiveloop(void *arg) struct vehicle_attitude_s att; struct vehicle_gps_position_s gps; struct ardrone_control_s ar_control; + struct vehicle_local_position_setpoint_s local_sp; + struct vehicle_global_position_setpoint_s global_sp; } buf; /* --- SENSORS RAW VALUE --- */ @@ -453,7 +455,7 @@ static void *uorb_receiveloop(void *arg) /* struct already globally allocated */ /* subscribe to ORB for fixed wing control */ int fw_sub = orb_subscribe(ORB_ID(fixedwing_control)); - orb_set_interval(fw_sub, 200); /* 5Hz updates */ + orb_set_interval(fw_sub, 200); /* 5 Hz updates */ fds[fdsc_count].fd = fw_sub; fds[fdsc_count].events = POLLIN; fdsc_count++; @@ -470,6 +472,24 @@ static void *uorb_receiveloop(void *arg) fds[fdsc_count].events = POLLIN; fdsc_count++; + /* --- GLOBAL SETPOINT VALUE --- */ + /* subscribe to ORB for local setpoint */ + /* struct already allocated */ + int spg_sub = orb_subscribe(ORB_ID(vehicle_global_position_setpoint)); + orb_set_interval(spg_sub, 2000); /* 0.5 Hz updates */ + fds[fdsc_count].fd = spg_sub; + fds[fdsc_count].events = POLLIN; + fdsc_count++; + + /* --- LOCAL SETPOINT VALUE --- */ + /* subscribe to ORB for local setpoint */ + /* struct already allocated */ + int spl_sub = orb_subscribe(ORB_ID(vehicle_local_position_setpoint)); + orb_set_interval(spl_sub, 2000); /* 0.5 Hz updates */ + fds[fdsc_count].fd = spl_sub; + fds[fdsc_count].events = POLLIN; + fdsc_count++; + unsigned int sensors_raw_counter = 0; unsigned int attitude_counter = 0; unsigned int gps_counter = 0; @@ -622,6 +642,21 @@ static void *uorb_receiveloop(void *arg) mavlink_msg_local_position_ned_send(MAVLINK_COMM_0, local_pos.timestamp / 1000, local_pos.x, local_pos.y, local_pos.z, local_pos.vx, local_pos.vy, local_pos.vz); } + /* --- VEHICLE GLOBAL SETPOINT --- */ + if (fds[9].revents & POLLIN) { + /* copy local position data into local buffer */ + orb_copy(ORB_ID(vehicle_global_position_setpoint), spg_sub, &buf.global_sp); + uint8_t coordinate_frame = MAV_FRAME_GLOBAL; + if (buf.global_sp.altitude_is_relative) coordinate_frame = MAV_FRAME_GLOBAL_RELATIVE_ALT; + mavlink_msg_global_position_setpoint_int_send(MAVLINK_COMM_0, coordinate_frame, buf.global_sp.lat, buf.global_sp.lon, buf.global_sp.altitude, buf.global_sp.yaw); + } + + /* --- VEHICLE LOCAL SETPOINT --- */ + if (fds[10].revents & POLLIN) { + /* copy local position data into local buffer */ + orb_copy(ORB_ID(vehicle_local_position_setpoint), spl_sub, &buf.local_sp); + mavlink_msg_local_position_setpoint_send(MAVLINK_COMM_0, MAV_FRAME_LOCAL_NED, buf.local_sp.x, buf.local_sp.y, buf.local_sp.z, buf.local_sp.yaw); + } } } @@ -669,7 +704,7 @@ void handleMessage(mavlink_message_t *msg) if (cmd_mavlink.target_system == mavlink_system.sysid && ((cmd_mavlink.target_component == mavlink_system.compid) || (cmd_mavlink.target_component == MAV_COMP_ID_ALL))) { //check for MAVLINK terminate command - if (cmd_mavlink.command == MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN && cmd_mavlink.param1 == 3.0f) { + if (cmd_mavlink.command == MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN && ((int)cmd_mavlink.param1) == 3) { /* This is the link shutdown command, terminate mavlink */ //TODO: check what happens with global_data buffers that are read by the mavlink app printf("[mavlink] Terminating .. \n"); fflush(stdout); |