void parse_mf_daq_msg(void)
{
mf_daq.nb = dl_buffer[2];
if (mf_daq.nb > 0) {
if (mf_daq.nb > MF_DAQ_SIZE) {
mf_daq.nb = MF_DAQ_SIZE;
}
// Store data struct directly from dl_buffer
float *buf = (float*)(dl_buffer+3);
memcpy(mf_daq.values, buf, mf_daq.nb * sizeof(float));
// Log on SD card
if (log_started) {
DOWNLINK_SEND_PAYLOAD_FLOAT(pprzlog_tp, chibios_sdlog, mf_daq.nb, mf_daq.values);
DOWNLINK_SEND_MF_DAQ_STATE(pprzlog_tp, chibios_sdlog,
&autopilot_flight_time,
&stateGetBodyRates_f()->p,
&stateGetBodyRates_f()->q,
&stateGetBodyRates_f()->r,
&stateGetNedToBodyEulers_f()->phi,
&stateGetNedToBodyEulers_f()->theta,
&stateGetNedToBodyEulers_f()->psi,
&stateGetAccelNed_f()->x,
&stateGetAccelNed_f()->y,
&stateGetAccelNed_f()->z,
&stateGetSpeedEnu_f()->x,
&stateGetSpeedEnu_f()->y,
&stateGetSpeedEnu_f()->z,
&stateGetPositionLla_f()->lat,
&stateGetPositionLla_f()->lon,
&stateGetPositionLla_f()->alt,
&stateGetHorizontalWindspeed_f()->y,
&stateGetHorizontalWindspeed_f()->x);
}
}
}
void mf_daq_send_state(void)
{
// Send aircraft state to DAQ board
DOWNLINK_SEND_MF_DAQ_STATE(extra_pprz_tp, EXTRA_DOWNLINK_DEVICE,
&autopilot_flight_time,
&stateGetBodyRates_f()->p,
&stateGetBodyRates_f()->q,
&stateGetBodyRates_f()->r,
&stateGetNedToBodyEulers_f()->phi,
&stateGetNedToBodyEulers_f()->theta,
&stateGetNedToBodyEulers_f()->psi,
&stateGetAccelNed_f()->x,
&stateGetAccelNed_f()->y,
&stateGetAccelNed_f()->z,
&stateGetSpeedEnu_f()->x,
&stateGetSpeedEnu_f()->y,
&stateGetSpeedEnu_f()->z,
&stateGetPositionLla_f()->lat,
&stateGetPositionLla_f()->lon,
&stateGetPositionLla_f()->alt,
&stateGetHorizontalWindspeed_f()->y,
&stateGetHorizontalWindspeed_f()->x);
}
/**
* Send Metrics typically displayed on a HUD for fixed wing aircraft.
*/
static void mavlink_send_vfr_hud(struct transport_tx *trans, struct link_device *dev)
{
/* Current heading in degrees, in compass units (0..360, 0=north) */
int16_t heading = DegOfRad(stateGetNedToBodyEulers_f()->psi);
/* Current throttle setting in integer percent, 0 to 100 */
// is a 16bit unsigned int but supposed to be from 0 to 100??
uint16_t throttle;
#ifdef COMMAND_THRUST
throttle = commands[COMMAND_THRUST] / (MAX_PPRZ / 100);
#elif defined COMMAND_THROTTLE
throttle = commands[COMMAND_THROTTLE] / (MAX_PPRZ / 100);
#endif
mavlink_msg_vfr_hud_send(MAVLINK_COMM_0,
stateGetAirspeed_f(),
stateGetHorizontalSpeedNorm_f(), // groundspeed
heading,
throttle,
stateGetPositionLla_f()->alt, // altitude, FIXME: should be MSL
stateGetSpeedNed_f()->z); // climb rate
MAVLinkSendMessage();
}