diff options
Diffstat (limited to 'src/modules/commander/state_machine_helper.cpp')
-rw-r--r-- | src/modules/commander/state_machine_helper.cpp | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/src/modules/commander/state_machine_helper.cpp b/src/modules/commander/state_machine_helper.cpp index 9568752ae..465f9cdc5 100644 --- a/src/modules/commander/state_machine_helper.cpp +++ b/src/modules/commander/state_machine_helper.cpp @@ -444,7 +444,7 @@ transition_result_t hil_state_transition(hil_state_t new_state, int status_pub, * Check failsafe and main status and set navigation status for navigator accordingly */ bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_enabled, const bool mission_finished, - const bool stay_in_failsafe) + const bool stay_in_failsafe) { navigation_state_t nav_state_old = status->nav_state; @@ -497,11 +497,13 @@ bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_en break; case MAIN_STATE_AUTO_MISSION: + /* go into failsafe * - if commanded to do so * - if we have an engine failure - * - if either the datalink is enabled and lost as well as RC is lost - * - if there is no datalink and the mission is finished */ + * - depending on datalink, RC and if the mission is finished */ + + /* first look at the commands */ if (status->engine_failure_cmd) { status->nav_state = NAVIGATION_STATE_AUTO_LANDENGFAIL; } else if (status->data_link_lost_cmd) { @@ -509,14 +511,17 @@ bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_en } else if (status->gps_failure_cmd) { status->nav_state = NAVIGATION_STATE_AUTO_LANDGPSFAIL; } else if (status->rc_signal_lost_cmd) { - status->nav_state = NAVIGATION_STATE_AUTO_RTGS; //XXX - /* Finished handling commands which have priority , now handle failures */ + status->nav_state = NAVIGATION_STATE_AUTO_RCRECOVER; + + /* finished handling commands which have priority, now handle failures */ } else if (status->gps_failure) { status->nav_state = NAVIGATION_STATE_AUTO_LANDGPSFAIL; } else if (status->engine_failure) { status->nav_state = NAVIGATION_STATE_AUTO_LANDENGFAIL; - } else if (((status->data_link_lost && data_link_loss_enabled) && status->rc_signal_lost) || - (!data_link_loss_enabled && status->rc_signal_lost && mission_finished)) { + + /* datalink loss enabled: + * check for datalink lost: this should always trigger RTGS */ + } else if (data_link_loss_enabled && status->data_link_lost) { status->failsafe = true; if (status->condition_global_position_valid && status->condition_home_position_valid) { @@ -529,12 +534,15 @@ bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_en status->nav_state = NAVIGATION_STATE_TERMINATION; } - /* also go into failsafe if just datalink is lost */ - } else if (status->data_link_lost && data_link_loss_enabled) { + /* datalink loss disabled: + * check if both, RC and datalink are lost during the mission + * or RC is lost after the mission is finished: this should always trigger RCRECOVER */ + } else if (!data_link_loss_enabled && ((status->rc_signal_lost && status->data_link_lost) || + (status->rc_signal_lost && mission_finished))) { status->failsafe = true; if (status->condition_global_position_valid && status->condition_home_position_valid) { - status->nav_state = NAVIGATION_STATE_AUTO_RTGS; + status->nav_state = NAVIGATION_STATE_AUTO_RCRECOVER; } else if (status->condition_local_position_valid) { status->nav_state = NAVIGATION_STATE_LAND; } else if (status->condition_local_altitude_valid) { @@ -543,13 +551,8 @@ bool set_nav_state(struct vehicle_status_s *status, const bool data_link_loss_en status->nav_state = NAVIGATION_STATE_TERMINATION; } - /* don't bother if RC is lost and mission is not yet finished */ - } else if (status->rc_signal_lost && !stay_in_failsafe) { - - /* this mode is ok, we don't need RC for missions */ - status->nav_state = NAVIGATION_STATE_AUTO_MISSION; + /* stay where you are if you should stay in failsafe, otherwise everything is perfect */ } else if (!stay_in_failsafe){ - /* everything is perfect */ status->nav_state = NAVIGATION_STATE_AUTO_MISSION; } break; @@ -703,7 +706,7 @@ int prearm_check(const struct vehicle_status_s *status, const int mavlink_fd) } if (fabsf(airspeed.indicated_airspeed_m_s > 6.0f)) { - mavlink_log_critical(mavlink_fd, "AIRSPEED WARNING: WIND OR CALIBRATION MISSING"); + mavlink_log_critical(mavlink_fd, "AIRSPEED WARNING: WIND OR CALIBRATION ISSUE"); // XXX do not make this fatal yet } } |