diff options
Diffstat (limited to 'src/drivers/gps')
-rw-r--r-- | src/drivers/gps/gps.cpp | 12 | ||||
-rw-r--r-- | src/drivers/gps/mtk.cpp | 8 | ||||
-rw-r--r-- | src/drivers/gps/ubx.cpp | 18 | ||||
-rw-r--r-- | src/drivers/gps/ubx.h | 3 |
4 files changed, 27 insertions, 14 deletions
diff --git a/src/drivers/gps/gps.cpp b/src/drivers/gps/gps.cpp index 5342ccf78..dd505abdb 100644 --- a/src/drivers/gps/gps.cpp +++ b/src/drivers/gps/gps.cpp @@ -280,8 +280,8 @@ GPS::task_main() _report.p_variance_m = 10.0f; _report.c_variance_rad = 0.1f; _report.fix_type = 3; - _report.eph_m = 0.9f; - _report.epv_m = 1.8f; + _report.eph = 0.9f; + _report.epv = 1.8f; _report.timestamp_velocity = hrt_absolute_time(); _report.vel_n_m_s = 0.0f; _report.vel_e_m_s = 0.0f; @@ -357,7 +357,7 @@ GPS::task_main() } if (!_healthy) { - char *mode_str = "unknown"; + const char *mode_str = "unknown"; switch (_mode) { case GPS_DRIVER_MODE_UBX: @@ -449,9 +449,9 @@ GPS::print_info() if (_report.timestamp_position != 0) { warnx("position lock: %dD, satellites: %d, last update: %8.4fms ago", (int)_report.fix_type, - _report.satellites_visible, (double)(hrt_absolute_time() - _report.timestamp_position) / 1000.0f); + _report.satellites_visible, (double)(hrt_absolute_time() - _report.timestamp_position) / 1000.0d); warnx("lat: %d, lon: %d, alt: %d", _report.lat, _report.lon, _report.alt); - warnx("eph: %.2fm, epv: %.2fm", (double)_report.eph_m, (double)_report.epv_m); + warnx("eph: %.2fm, epv: %.2fm", (double)_report.eph, (double)_report.epv); warnx("rate position: \t%6.2f Hz", (double)_Helper->get_position_update_rate()); warnx("rate velocity: \t%6.2f Hz", (double)_Helper->get_velocity_update_rate()); warnx("rate publication:\t%6.2f Hz", (double)_rate); @@ -578,7 +578,7 @@ gps_main(int argc, char *argv[]) { /* set to default */ - char *device_name = GPS_DEFAULT_UART_PORT; + const char *device_name = GPS_DEFAULT_UART_PORT; bool fake_gps = false; /* diff --git a/src/drivers/gps/mtk.cpp b/src/drivers/gps/mtk.cpp index 680f00d97..41716cd97 100644 --- a/src/drivers/gps/mtk.cpp +++ b/src/drivers/gps/mtk.cpp @@ -251,16 +251,16 @@ MTK::handle_message(gps_mtk_packet_t &packet) _gps_position->lon = 0; // Indicate this data is not usable and bail out - _gps_position->eph_m = 1000.0f; - _gps_position->epv_m = 1000.0f; + _gps_position->eph = 1000.0f; + _gps_position->epv = 1000.0f; _gps_position->fix_type = 0; return; } _gps_position->alt = (int32_t)(packet.msl_altitude * 10); // from cm to mm _gps_position->fix_type = packet.fix_type; - _gps_position->eph_m = packet.hdop / 100.0f; // from cm to m - _gps_position->epv_m = _gps_position->eph_m; // unknown in mtk custom mode, so we cheat with eph + _gps_position->eph = packet.hdop / 100.0f; // from cm to m + _gps_position->epv = _gps_position->eph; // unknown in mtk custom mode, so we cheat with eph _gps_position->vel_m_s = ((float)packet.ground_speed) * 1e-2f; // from cm/s to m/s _gps_position->cog_rad = ((float)packet.heading) * M_DEG_TO_RAD_F * 1e-2f; //from deg *100 to rad _gps_position->satellites_visible = packet.satellites; diff --git a/src/drivers/gps/ubx.cpp b/src/drivers/gps/ubx.cpp index 7502809bd..404607571 100644 --- a/src/drivers/gps/ubx.cpp +++ b/src/drivers/gps/ubx.cpp @@ -69,6 +69,9 @@ UBX::UBX(const int &fd, struct vehicle_gps_position_s *gps_position) : _gps_position(gps_position), _configured(false), _waiting_for_ack(false), + _got_posllh(false), + _got_velned(false), + _got_timeutc(false), _disable_cmd_last(0) { decode_init(); @@ -275,9 +278,10 @@ UBX::receive(unsigned timeout) bool handled = false; while (true) { + bool ready_to_return = _configured ? (_got_posllh && _got_velned && _got_timeutc) : handled; /* poll for new data, wait for only UBX_PACKET_TIMEOUT (2ms) if something already received */ - int ret = poll(fds, sizeof(fds) / sizeof(fds[0]), handled ? UBX_PACKET_TIMEOUT : timeout); + int ret = poll(fds, sizeof(fds) / sizeof(fds[0]), ready_to_return ? UBX_PACKET_TIMEOUT : timeout); if (ret < 0) { /* something went wrong when polling */ @@ -286,7 +290,10 @@ UBX::receive(unsigned timeout) } else if (ret == 0) { /* return success after short delay after receiving a packet or timeout after long delay */ - if (handled) { + if (ready_to_return) { + _got_posllh = false; + _got_velned = false; + _got_timeutc = false; return 1; } else { @@ -432,12 +439,13 @@ UBX::handle_message() _gps_position->lat = packet->lat; _gps_position->lon = packet->lon; _gps_position->alt = packet->height_msl; - _gps_position->eph_m = (float)packet->hAcc * 1e-3f; // from mm to m - _gps_position->epv_m = (float)packet->vAcc * 1e-3f; // from mm to m + _gps_position->eph = (float)packet->hAcc * 1e-3f; // from mm to m + _gps_position->epv = (float)packet->vAcc * 1e-3f; // from mm to m _gps_position->timestamp_position = hrt_absolute_time(); _rate_count_lat_lon++; + _got_posllh = true; ret = 1; break; } @@ -482,6 +490,7 @@ UBX::handle_message() _gps_position->time_gps_usec += (uint64_t)(packet->time_nanoseconds * 1e-3f); _gps_position->timestamp_time = hrt_absolute_time(); + _got_timeutc = true; ret = 1; break; } @@ -557,6 +566,7 @@ UBX::handle_message() _rate_count_vel++; + _got_velned = true; ret = 1; break; } diff --git a/src/drivers/gps/ubx.h b/src/drivers/gps/ubx.h index 5cf47b60b..43d688893 100644 --- a/src/drivers/gps/ubx.h +++ b/src/drivers/gps/ubx.h @@ -397,6 +397,9 @@ private: struct vehicle_gps_position_s *_gps_position; bool _configured; bool _waiting_for_ack; + bool _got_posllh; + bool _got_velned; + bool _got_timeutc; uint8_t _message_class_needed; uint8_t _message_id_needed; ubx_decode_state_t _decode_state; |