diff options
-rw-r--r-- | src/drivers/blinkm/blinkm.cpp | 5 | ||||
-rw-r--r-- | src/drivers/gps/mtk.cpp | 4 | ||||
-rw-r--r-- | src/modules/commander/commander.cpp | 472 | ||||
-rw-r--r-- | src/modules/commander/state_machine_helper.cpp | 414 | ||||
-rw-r--r-- | src/modules/commander/state_machine_helper.h | 16 | ||||
-rw-r--r-- | src/modules/mavlink/mavlink_messages.cpp | 86 | ||||
-rw-r--r-- | src/modules/navigator/navigator_main.cpp | 240 | ||||
-rw-r--r-- | src/modules/systemlib/state_table.h | 28 | ||||
-rw-r--r-- | src/modules/uORB/topics/mission_result.h | 1 | ||||
-rw-r--r-- | src/modules/uORB/topics/position_setpoint_triplet.h | 15 | ||||
-rw-r--r-- | src/modules/uORB/topics/vehicle_status.h | 35 |
11 files changed, 411 insertions, 905 deletions
diff --git a/src/drivers/blinkm/blinkm.cpp b/src/drivers/blinkm/blinkm.cpp index 5c502f682..98c491ce6 100644 --- a/src/drivers/blinkm/blinkm.cpp +++ b/src/drivers/blinkm/blinkm.cpp @@ -655,13 +655,14 @@ BlinkM::led() /* indicate main control state */ if (vehicle_status_raw.main_state == MAIN_STATE_POSCTL) led_color_4 = LED_GREEN; - else if (vehicle_status_raw.main_state == MAIN_STATE_AUTO) + /* TODO: add other Auto modes */ + else if (vehicle_status_raw.main_state == MAIN_STATE_AUTO_MISSION) led_color_4 = LED_BLUE; else if (vehicle_status_raw.main_state == MAIN_STATE_ALTCTL) led_color_4 = LED_YELLOW; else if (vehicle_status_raw.main_state == MAIN_STATE_MANUAL) led_color_4 = LED_WHITE; - else + else led_color_4 = LED_OFF; led_color_5 = led_color_4; } diff --git a/src/drivers/gps/mtk.cpp b/src/drivers/gps/mtk.cpp index ea4e95fb2..41716cd97 100644 --- a/src/drivers/gps/mtk.cpp +++ b/src/drivers/gps/mtk.cpp @@ -251,8 +251,8 @@ 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; } diff --git a/src/modules/commander/commander.cpp b/src/modules/commander/commander.cpp index 77d810a81..908384bb6 100644 --- a/src/modules/commander/commander.cpp +++ b/src/modules/commander/commander.cpp @@ -1,11 +1,6 @@ /**************************************************************************** * * Copyright (C) 2013-2014 PX4 Development Team. All rights reserved. - * Author: Petri Tanskanen <petri.tanskanen@inf.ethz.ch> - * Lorenz Meier <lm@inf.ethz.ch> - * Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> - * Anton Babushkin <anton.babushkin@me.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -38,8 +33,13 @@ /** * @file commander.cpp - * Main system state machine implementation. + * Main fail-safe handling. * + * @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch> + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> + * @author Anton Babushkin <anton.babushkin@me.com> */ #include <nuttx/config.h> @@ -76,6 +76,7 @@ #include <uORB/topics/parameter_update.h> #include <uORB/topics/differential_pressure.h> #include <uORB/topics/safety.h> +#include <uORB/topics/mission_result.h> #include <drivers/drv_led.h> #include <drivers/drv_hrt.h> @@ -87,6 +88,7 @@ #include <systemlib/err.h> #include <systemlib/cpuload.h> #include <systemlib/rc_check.h> +#include <systemlib/state_table.h> #include "px4_custom_mode.h" #include "commander_helper.h" @@ -387,103 +389,80 @@ transition_result_t arm_disarm(bool arm, const int mavlink_fd, const char *armed bool handle_command(struct vehicle_status_s *status, const struct safety_s *safety, struct vehicle_command_s *cmd, struct actuator_armed_s *armed, struct home_position_s *home, struct vehicle_global_position_s *global_pos, orb_advert_t *home_pub) { - /* result of the command */ - enum VEHICLE_CMD_RESULT result = VEHICLE_CMD_RESULT_UNSUPPORTED; - /* only handle commands that are meant to be handled by this system and component */ if (cmd->target_system != status->system_id || ((cmd->target_component != status->component_id) && (cmd->target_component != 0))) { // component_id 0: valid for all components return false; } - /* only handle high-priority commands here */ + /* result of the command */ + enum VEHICLE_CMD_RESULT cmd_result = VEHICLE_CMD_RESULT_UNSUPPORTED; /* request to set different system mode */ switch (cmd->command) { case VEHICLE_CMD_DO_SET_MODE: { - uint8_t base_mode = (uint8_t) cmd->param1; - uint8_t custom_main_mode = (uint8_t) cmd->param2; + uint8_t base_mode = (uint8_t)cmd->param1; + uint8_t custom_main_mode = (uint8_t)cmd->param2; - /* set HIL state */ - hil_state_t new_hil_state = (base_mode & MAV_MODE_FLAG_HIL_ENABLED) ? HIL_STATE_ON : HIL_STATE_OFF; - int hil_ret = hil_state_transition(new_hil_state, status_pub, status, mavlink_fd); - - /* if HIL got enabled, reset battery status state */ - if (hil_ret == OK && status->hil_state == HIL_STATE_ON) { - /* reset the arming mode to disarmed */ - arming_state_transition(status, safety, ARMING_STATE_STANDBY, armed); - } + transition_result_t arming_ret = TRANSITION_NOT_CHANGED; - // Transition the arming state - transition_result_t arming_res = arm_disarm(base_mode & MAV_MODE_FLAG_SAFETY_ARMED, mavlink_fd, "set mode command"); + transition_result_t main_ret = TRANSITION_NOT_CHANGED; - /* set main state */ - transition_result_t main_res = TRANSITION_DENIED; + /* set HIL state */ + hil_state_t new_hil_state = (base_mode & MAV_MODE_FLAG_HIL_ENABLED) ? HIL_STATE_ON : HIL_STATE_OFF; + transition_result_t hil_ret = hil_state_transition(new_hil_state, status_pub, status, mavlink_fd); - if (hil_ret == OK) { - ret = true; - } - - // Transition the arming state - arming_res = arm_disarm(base_mode & MAV_MODE_FLAG_SAFETY_ARMED, mavlink_fd, "set mode command"); - - if (arming_res == TRANSITION_CHANGED) { - ret = true; - } + // Transition the arming state + arming_ret = arm_disarm(base_mode & MAV_MODE_FLAG_SAFETY_ARMED, mavlink_fd, "set mode command"); - } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_AUTO) { - /* AUTO */ - main_res = main_state_transition(status, MAIN_STATE_AUTO); - } + if (base_mode & MAV_MODE_FLAG_CUSTOM_MODE_ENABLED) { + /* use autopilot-specific mode */ + if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_MANUAL) { + /* MANUAL */ + main_ret = main_state_transition(status, MAIN_STATE_MANUAL); } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_ALTCTL) { /* ALTCTL */ - main_res = main_state_transition(status, MAIN_STATE_ALTCTL); + main_ret = main_state_transition(status, MAIN_STATE_ALTCTL); } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_POSCTL) { /* POSCTL */ - main_res = main_state_transition(status, MAIN_STATE_POSCTL); + main_ret = main_state_transition(status, MAIN_STATE_POSCTL); } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_AUTO) { /* AUTO */ - main_res = main_state_transition(status, MAIN_STATE_AUTO); + main_ret = main_state_transition(status, MAIN_STATE_AUTO_MISSION); } else if (custom_main_mode == PX4_CUSTOM_MAIN_MODE_ACRO) { /* ACRO */ - main_res = main_state_transition(status, MAIN_STATE_ACRO); + main_ret = main_state_transition(status, MAIN_STATE_ACRO); } - } else { + } else { /* use base mode */ if (base_mode & MAV_MODE_FLAG_AUTO_ENABLED) { /* AUTO */ - main_res = main_state_transition(status, MAIN_STATE_AUTO); + main_ret = main_state_transition(status, MAIN_STATE_AUTO_MISSION); } else if (base_mode & MAV_MODE_FLAG_MANUAL_INPUT_ENABLED) { if (base_mode & MAV_MODE_FLAG_GUIDED_ENABLED) { /* POSCTL */ - main_res = main_state_transition(status, MAIN_STATE_POSCTL); + main_ret = main_state_transition(status, MAIN_STATE_POSCTL); } else if (base_mode & MAV_MODE_FLAG_STABILIZE_ENABLED) { /* MANUAL */ - main_res = main_state_transition(status, MAIN_STATE_MANUAL); + main_ret = main_state_transition(status, MAIN_STATE_MANUAL); } } } - } - if (main_res == TRANSITION_CHANGED) { - ret = true; - } + if (hil_ret != TRANSITION_DENIED && arming_ret != TRANSITION_DENIED && main_ret != TRANSITION_DENIED) { + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; - if (arming_res != TRANSITION_DENIED && main_res != TRANSITION_DENIED) { - result = VEHICLE_CMD_RESULT_ACCEPTED; - - } else { - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + } else { + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + } } - break; - } case VEHICLE_CMD_COMPONENT_ARM_DISARM: { // Follow exactly what the mavlink spec says for values: 0.0f for disarm, 1.0f for arm. @@ -502,10 +481,10 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe if (arming_res == TRANSITION_DENIED) { mavlink_log_critical(mavlink_fd, "#audio: REJECTING component arm cmd"); - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; } else { - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } } } @@ -516,14 +495,14 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe unsigned int mav_goto = cmd->param1; if (mav_goto == 0) { // MAV_GOTO_DO_HOLD - status->set_nav_state = NAVIGATION_STATE_LOITER; + status->set_nav_state = NAVIGATION_STATE_AUTO_LOITER; mavlink_log_critical(mavlink_fd, "#audio: pause mission cmd"); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else if (mav_goto == 1) { // MAV_GOTO_DO_CONTINUE - status->set_nav_state = NAVIGATION_STATE_MISSION; + status->set_nav_state = NAVIGATION_STATE_AUTO_MISSION; mavlink_log_critical(mavlink_fd, "#audio: continue mission cmd"); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { mavlink_log_info(mavlink_fd, "Unsupported OVERRIDE_GOTO: %f %f %f %f %f %f %f %f", cmd->param1, cmd->param2, cmd->param3, cmd->param4, cmd->param5, cmd->param6, cmd->param7); @@ -531,6 +510,7 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe } break; +#if 0 /* Flight termination */ case VEHICLE_CMD_DO_SET_SERVO: { //xxx: needs its own mavlink command @@ -538,15 +518,16 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe //xxx: for safety only for now, param3 is unused by VEHICLE_CMD_DO_SET_SERVO if (armed->armed && cmd->param3 > 0.5 && parachute_enabled) { transition_result_t failsafe_res = failsafe_state_transition(status, FAILSAFE_STATE_TERMINATION); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { /* reject parachute depoyment not armed */ - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; } } break; +#endif case VEHICLE_CMD_DO_SET_HOME: { bool use_current = cmd->param1 > 0.5f; @@ -560,10 +541,10 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe home->timestamp = hrt_absolute_time(); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } else { - result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; + cmd_result = VEHICLE_CMD_RESULT_TEMPORARILY_REJECTED; } } else { @@ -574,10 +555,10 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe home->timestamp = hrt_absolute_time(); - result = VEHICLE_CMD_RESULT_ACCEPTED; + cmd_result = VEHICLE_CMD_RESULT_ACCEPTED; } - if (result == VEHICLE_CMD_RESULT_ACCEPTED) { + if (cmd_result == VEHICLE_CMD_RESULT_ACCEPTED) { warnx("home: lat = %.7f, lon = %.7f, alt = %.2f ", home->lat, home->lon, (double)home->alt); mavlink_log_info(mavlink_fd, "[cmd] home: %.7f, %.7f, %.2f", home->lat, home->lon, (double)home->alt); @@ -609,13 +590,13 @@ bool handle_command(struct vehicle_status_s *status, const struct safety_s *safe break; } - if (result != VEHICLE_CMD_RESULT_UNSUPPORTED) { + if (cmd_result != VEHICLE_CMD_RESULT_UNSUPPORTED) { /* already warned about unsupported commands in "default" case */ - answer_command(*cmd, result); + answer_command(*cmd, cmd_result); } /* send any requested ACKs */ - if (cmd->confirmation > 0 && result != VEHICLE_CMD_RESULT_UNSUPPORTED) { + if (cmd->confirmation > 0 && cmd_result != VEHICLE_CMD_RESULT_UNSUPPORTED) { /* send acknowledge command */ // XXX TODO } @@ -682,7 +663,7 @@ int commander_thread_main(int argc, char *argv[]) // We want to accept RC inputs as default status.rc_input_blocked = false; status.main_state = MAIN_STATE_MANUAL; - status.set_nav_state = NAVIGATION_STATE_NONE; + status.set_nav_state = NAVIGATION_STATE_MANUAL; status.arming_state = ARMING_STATE_INIT; status.hil_state = HIL_STATE_OFF; status.failsafe_state = FAILSAFE_STATE_NORMAL; @@ -772,6 +753,11 @@ int commander_thread_main(int argc, char *argv[]) safety.safety_switch_available = false; safety.safety_off = false; + /* Subscribe to mission result topic */ + int mission_result_sub = orb_subscribe(ORB_ID(mission_result)); + struct mission_result_s mission_result; + memset(&mission_result, 0, sizeof(mission_result)); + /* Subscribe to manual control data */ int sp_man_sub = orb_subscribe(ORB_ID(manual_control_setpoint)); struct manual_control_setpoint_s sp_man; @@ -849,6 +835,13 @@ int commander_thread_main(int argc, char *argv[]) start_time = hrt_absolute_time(); + transition_result_t arming_ret; + + /* check which state machines for changes, clear "changed" flag */ + bool arming_state_changed = false; + bool main_state_changed = false; + bool failsafe_state_changed = false; + while (!thread_should_exit) { if (mavlink_fd < 0 && counter % (1000000 / MAVLINK_OPEN_INTERVAL) == 0) { @@ -856,6 +849,9 @@ int commander_thread_main(int argc, char *argv[]) mavlink_fd = open(MAVLINK_LOG_DEVICE, 0); } + arming_ret = TRANSITION_NOT_CHANGED; + + /* update parameters */ orb_check(param_changed_sub, &updated); @@ -935,6 +931,7 @@ int commander_thread_main(int argc, char *argv[]) if (TRANSITION_CHANGED == arming_state_transition(&status, &safety, new_arming_state, &armed)) { mavlink_log_info(mavlink_fd, "[cmd] DISARMED by safety switch"); + arming_state_changed = true; } } } @@ -1131,12 +1128,21 @@ int commander_thread_main(int argc, char *argv[]) status.battery_warning = VEHICLE_BATTERY_WARNING_CRITICAL; if (armed.armed) { - arming_state_transition(&status, &safety, ARMING_STATE_ARMED_ERROR, &armed); + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_ARMED_ERROR, &armed); + + if (arming_ret == TRANSITION_CHANGED) { + warnx("changed 1"); + arming_state_changed = true; + } } else { - arming_state_transition(&status, &safety, ARMING_STATE_STANDBY_ERROR, &armed); - } + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_STANDBY_ERROR, &armed); + if (arming_ret == TRANSITION_CHANGED) { + warnx("changed 2"); + arming_state_changed = true; + } + } status_changed = true; } @@ -1144,11 +1150,18 @@ int commander_thread_main(int argc, char *argv[]) /* If in INIT state, try to proceed to STANDBY state */ if (status.arming_state == ARMING_STATE_INIT && low_prio_task == LOW_PRIO_TASK_NONE) { - // XXX check for sensors - arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed); + /* TODO: check for sensors */ + warnx("arming status1: %d", status.arming_state); + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_STANDBY, &armed); + warnx("arming status2: %d", status.arming_state); + + if (arming_ret == TRANSITION_CHANGED) { + warnx("changed"); + arming_state_changed = true; + } } else { - // XXX: Add emergency stuff if sensors are lost + /* TODO: Add emergency stuff if sensors are lost */ } @@ -1167,6 +1180,12 @@ int commander_thread_main(int argc, char *argv[]) orb_copy(ORB_ID(vehicle_gps_position), gps_sub, &gps_position); } + orb_check(mission_result_sub, &updated); + + if (updated) { + orb_copy(ORB_ID(mission_result), mission_result_sub, &mission_result); + } + /* start RC input check */ if (!status.rc_input_blocked && sp_man.timestamp != 0 && hrt_absolute_time() < sp_man.timestamp + RC_TIMEOUT) { /* handle the case where RC signal was regained */ @@ -1184,11 +1203,6 @@ int commander_thread_main(int argc, char *argv[]) status.rc_signal_lost = false; - transition_result_t arming_res; // store all transitions results here - - /* arm/disarm by RC */ - arming_res = TRANSITION_NOT_CHANGED; - /* check if left stick is in lower left position and we are in MANUAL or AUTO_READY mode or (ASSIST mode and landed) -> disarm * do it only for rotary wings */ if (status.is_rotary_wing && @@ -1199,7 +1213,11 @@ int commander_thread_main(int argc, char *argv[]) if (stick_off_counter > STICK_ON_OFF_COUNTER_LIMIT) { /* disarm to STANDBY if ARMED or to STANDBY_ERROR if ARMED_ERROR */ arming_state_t new_arming_state = (status.arming_state == ARMING_STATE_ARMED ? ARMING_STATE_STANDBY : ARMING_STATE_STANDBY_ERROR); - arming_res = arming_state_transition(&status, &safety, new_arming_state, &armed); + arming_ret = arming_state_transition(&status, &safety, new_arming_state, &armed); + if (arming_ret == TRANSITION_CHANGED) { + warnx("stick 1"); + arming_state_changed = true; + } stick_off_counter = 0; } else { @@ -1221,7 +1239,11 @@ int commander_thread_main(int argc, char *argv[]) print_reject_arm("#audio: NOT ARMING: Switch to MANUAL mode first."); } else { - arming_res = arming_state_transition(&status, &safety, ARMING_STATE_ARMED, &armed); + arming_ret = arming_state_transition(&status, &safety, ARMING_STATE_ARMED, &armed); + if (arming_ret == TRANSITION_CHANGED) { + warnx("stick 2"); + arming_state_changed = true; + } } stick_on_counter = 0; @@ -1234,23 +1256,25 @@ int commander_thread_main(int argc, char *argv[]) stick_on_counter = 0; } - if (arming_res == TRANSITION_CHANGED) { + if (arming_ret == TRANSITION_CHANGED) { if (status.arming_state == ARMING_STATE_ARMED) { mavlink_log_info(mavlink_fd, "[cmd] ARMED by RC"); } else { mavlink_log_info(mavlink_fd, "[cmd] DISARMED by RC"); } + arming_state_changed = true; - } else if (arming_res == TRANSITION_DENIED) { + } else if (arming_ret == TRANSITION_DENIED) { /* DENIED here indicates bug in the commander */ mavlink_log_critical(mavlink_fd, "ERROR: arming state transition denied"); } - if (status.failsafe_state != FAILSAFE_STATE_NORMAL) { - /* recover from failsafe */ - (void)failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); - } + + // if (status.failsafe_state != FAILSAFE_STATE_NORMAL) { + // /* recover from failsafe */ + // (void)failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); + // } /* evaluate the main state machine according to mode switches */ transition_result_t main_res = set_main_state_rc(&status, &sp_man); @@ -1258,102 +1282,41 @@ int commander_thread_main(int argc, char *argv[]) /* play tune on mode change only if armed, blink LED always */ if (main_res == TRANSITION_CHANGED) { tune_positive(armed.armed); + main_state_changed = true; } else if (main_res == TRANSITION_DENIED) { /* DENIED here indicates bug in the commander */ mavlink_log_critical(mavlink_fd, "ERROR: main state transition denied"); } - /* set navigation state */ - /* RETURN switch, overrides MISSION switch */ - if (sp_man.return_switch == SWITCH_POS_ON) { - /* switch to RTL if not already landed after RTL and home position set */ - status.set_nav_state = NAVIGATION_STATE_RTL; - - - } else { - - /* LOITER switch */ - if (sp_man.loiter_switch == SWITCH_POS_ON) { - /* stick is in LOITER position */ - status.set_nav_state = NAVIGATION_STATE_LOITER; - - } else if (sp_man.loiter_switch != SWITCH_POS_NONE) { - /* stick is in MISSION position */ - status.set_nav_state = NAVIGATION_STATE_MISSION; - - } else if ((sp_man.return_switch == SWITCH_POS_OFF || sp_man.return_switch == SWITCH_POS_MIDDLE) && - pos_sp_triplet.nav_state == NAV_STATE_RTL) { - /* RETURN switch is in normal mode, no MISSION switch mapped, interrupt if in RTL state */ - status.set_nav_state = NAVIGATION_STATE_MISSION; - } - } - } else { if (!status.rc_signal_lost) { mavlink_log_critical(mavlink_fd, "#audio: CRITICAL: RC SIGNAL LOST"); status.rc_signal_lost = true; status_changed = true; } + } - if (armed.armed) { - if (status.main_state == MAIN_STATE_AUTO) { - /* check if AUTO mode still allowed */ - transition_result_t auto_res = main_state_transition(&status, MAIN_STATE_AUTO); - - if (auto_res == TRANSITION_NOT_CHANGED) { - last_auto_state_valid = hrt_absolute_time(); - } - - /* still invalid state after the timeout interval, execute failsafe */ - if ((hrt_elapsed_time(&last_auto_state_valid) > FAILSAFE_DEFAULT_TIMEOUT) && (auto_res == TRANSITION_DENIED)) { - /* AUTO mode denied, don't try RTL, switch to failsafe state LAND */ - auto_res = failsafe_state_transition(&status, FAILSAFE_STATE_LAND); - - if (auto_res == TRANSITION_DENIED) { - /* LAND not allowed, set TERMINATION state */ - (void)failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION); - } - } else { - status.set_nav_state = NAVIGATION_STATE_MISSION; - } + if (armed.armed) { + /* if RC is lost, switch to RTL_RC or Termination unless a mission is running + * and not yet finished) */ + if (status.rc_signal_lost + && !(status.set_nav_state == NAVIGATION_STATE_AUTO_MISSION && !mission_result.mission_finished)) { + /* if we have a global position, we can switch to RTL, if not, we can try to land */ + if (status.condition_global_position_valid) { + status.failsafe_state = FAILSAFE_STATE_RTL_RC; } else { - /* failsafe for manual modes */ - transition_result_t manual_res = TRANSITION_DENIED; - - if (!status.condition_landed) { - /* vehicle is not landed, try to perform RTL */ - manual_res = failsafe_state_transition(&status, FAILSAFE_STATE_RTL); - } - - if (manual_res == TRANSITION_DENIED) { - /* RTL not allowed (no global position estimate) or not wanted, try LAND */ - manual_res = failsafe_state_transition(&status, FAILSAFE_STATE_LAND); - - if (manual_res == TRANSITION_DENIED) { - /* LAND not allowed, set TERMINATION state */ - (void)failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION); - } - } else { - status.set_nav_state = NAVIGATION_STATE_RTL; - } - } - - } else { - if (status.failsafe_state != FAILSAFE_STATE_NORMAL) { - /* reset failsafe when disarmed */ - (void)failsafe_state_transition(&status, FAILSAFE_STATE_NORMAL); + status.failsafe_state = FAILSAFE_STATE_LAND; } } - } - // TODO remove this hack - /* flight termination in manual mode if assist switch is on POSCTL position */ - if (!status.is_rotary_wing && parachute_enabled && armed.armed && status.main_state == MAIN_STATE_MANUAL && sp_man.posctl_switch == SWITCH_POS_ON) { - if (TRANSITION_CHANGED == failsafe_state_transition(&status, FAILSAFE_STATE_TERMINATION)) { - tune_positive(armed.armed); - } + /* if the data link is lost, switch to RTL_DL or Termination */ + /* TODO: add this */ + + } else { + /* reset failsafe when disarmed */ + status.failsafe_state = FAILSAFE_STATE_NORMAL; } /* handle commands last, as the system needs to be updated to handle them */ @@ -1369,11 +1332,6 @@ int commander_thread_main(int argc, char *argv[]) } } - /* check which state machines for changes, clear "changed" flag */ - bool arming_state_changed = check_arming_state_changed(); - bool main_state_changed = check_main_state_changed(); - bool failsafe_state_changed = check_failsafe_state_changed(); - hrt_abstime t1 = hrt_absolute_time(); /* print new state */ @@ -1408,18 +1366,24 @@ int commander_thread_main(int argc, char *argv[]) /* mark home position as set */ status.condition_home_position_valid = true; } + arming_state_changed = false; } was_armed = armed.armed; + /* now set nav state according to failsafe and main state */ + set_nav_state(&status); + if (main_state_changed) { status_changed = true; mavlink_log_info(mavlink_fd, "[cmd] main state: %s", main_states_str[status.main_state]); + main_state_changed = false; } if (failsafe_state_changed) { status_changed = true; mavlink_log_info(mavlink_fd, "[cmd] failsafe state: %s", failsafe_states_str[status.failsafe_state]); + failsafe_state_changed = false; } /* publish states (armed, control mode, vehicle status) at least with 5 Hz */ @@ -1608,6 +1572,7 @@ set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoin switch (sp_man->mode_switch) { case SWITCH_POS_NONE: res = TRANSITION_NOT_CHANGED; + warnx("NONE"); break; case SWITCH_POS_OFF: // MANUAL @@ -1648,14 +1613,13 @@ set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoin break; case SWITCH_POS_ON: // AUTO - res = main_state_transition(status, MAIN_STATE_AUTO); + res = main_state_transition(status, MAIN_STATE_AUTO_MISSION); if (res != TRANSITION_DENIED) { break; // changed successfully or already in this state } // else fallback to ALTCTL (POSCTL likely will not work too) - print_reject_mode(status, "AUTO"); res = main_state_transition(status, MAIN_STATE_ALTCTL); if (res != TRANSITION_DENIED) { @@ -1675,85 +1639,93 @@ set_main_state_rc(struct vehicle_status_s *status, struct manual_control_setpoin } void - set_control_mode() { - /* set vehicle_control_mode according to main state and failsafe state */ + /* set vehicle_control_mode according to set_navigation_state */ control_mode.flag_armed = armed.armed; + /* TODO: check this */ control_mode.flag_external_manual_override_ok = !status.is_rotary_wing; control_mode.flag_system_hil_enabled = status.hil_state == HIL_STATE_ON; - control_mode.flag_control_termination_enabled = false; - - /* set this flag when navigator should act */ - bool navigator_enabled = false; - - switch (status.failsafe_state) { - case FAILSAFE_STATE_NORMAL: - switch (status.main_state) { - case MAIN_STATE_MANUAL: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; - control_mode.flag_control_rates_enabled = status.is_rotary_wing; - control_mode.flag_control_attitude_enabled = status.is_rotary_wing; - control_mode.flag_control_altitude_enabled = false; - control_mode.flag_control_climb_rate_enabled = false; - control_mode.flag_control_position_enabled = false; - control_mode.flag_control_velocity_enabled = false; - break; - - case MAIN_STATE_ALTCTL: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; - control_mode.flag_control_rates_enabled = true; - control_mode.flag_control_attitude_enabled = true; - control_mode.flag_control_altitude_enabled = true; - control_mode.flag_control_climb_rate_enabled = true; - control_mode.flag_control_position_enabled = false; - control_mode.flag_control_velocity_enabled = false; - break; - - case MAIN_STATE_POSCTL: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; - control_mode.flag_control_rates_enabled = true; - control_mode.flag_control_attitude_enabled = true; - control_mode.flag_control_altitude_enabled = true; - control_mode.flag_control_climb_rate_enabled = true; - control_mode.flag_control_position_enabled = true; - control_mode.flag_control_velocity_enabled = true; - break; - - case MAIN_STATE_AUTO: - navigator_enabled = true; - break; + switch (status.set_nav_state) { + case NAVIGATION_STATE_MANUAL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = status.is_rotary_wing; + control_mode.flag_control_attitude_enabled = status.is_rotary_wing; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; - case MAIN_STATE_ACRO: - control_mode.flag_control_manual_enabled = true; - control_mode.flag_control_auto_enabled = false; - control_mode.flag_control_rates_enabled = true; - control_mode.flag_control_attitude_enabled = false; - control_mode.flag_control_altitude_enabled = false; - control_mode.flag_control_climb_rate_enabled = false; - control_mode.flag_control_position_enabled = false; - control_mode.flag_control_velocity_enabled = false; - break; + case NAVIGATION_STATE_ACRO: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = false; + control_mode.flag_control_altitude_enabled = false; + control_mode.flag_control_climb_rate_enabled = false; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; - default: - break; - } + case NAVIGATION_STATE_ALTCTL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = false; + control_mode.flag_control_velocity_enabled = false; + control_mode.flag_control_termination_enabled = false; + break; + case NAVIGATION_STATE_POSCTL: + control_mode.flag_control_manual_enabled = true; + control_mode.flag_control_auto_enabled = false; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = true; + control_mode.flag_control_velocity_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_RTL: - navigator_enabled = true; + case NAVIGATION_STATE_AUTO_MISSION: + case NAVIGATION_STATE_AUTO_LOITER: + case NAVIGATION_STATE_AUTO_RTL: + case NAVIGATION_STATE_AUTO_RTL_RC: + case NAVIGATION_STATE_AUTO_RTL_DL: + control_mode.flag_control_manual_enabled = false; + control_mode.flag_control_auto_enabled = true; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_position_enabled = true; + control_mode.flag_control_velocity_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_LAND: - navigator_enabled = true; + case NAVIGATION_STATE_LAND: + control_mode.flag_control_manual_enabled = false; + control_mode.flag_control_auto_enabled = true; + control_mode.flag_control_rates_enabled = true; + control_mode.flag_control_attitude_enabled = true; + /* in failsafe LAND mode position may be not available */ + control_mode.flag_control_position_enabled = status.condition_local_position_valid; + control_mode.flag_control_velocity_enabled = status.condition_local_position_valid; + control_mode.flag_control_altitude_enabled = true; + control_mode.flag_control_climb_rate_enabled = true; + control_mode.flag_control_termination_enabled = false; break; - case FAILSAFE_STATE_TERMINATION: + case NAVIGATION_STATE_TERMINATION: /* disable all controllers on termination */ control_mode.flag_control_manual_enabled = false; control_mode.flag_control_auto_enabled = false; @@ -1769,21 +1741,6 @@ set_control_mode() default: break; } - - /* navigator has control, set control mode flags according to nav state*/ - if (navigator_enabled) { - control_mode.flag_control_manual_enabled = false; - control_mode.flag_control_auto_enabled = true; - control_mode.flag_control_rates_enabled = true; - control_mode.flag_control_attitude_enabled = true; - - /* in failsafe LAND mode position may be not available */ - control_mode.flag_control_position_enabled = status.condition_local_position_valid; - control_mode.flag_control_velocity_enabled = status.condition_local_position_valid; - - control_mode.flag_control_altitude_enabled = true; - control_mode.flag_control_climb_rate_enabled = true; - } } void @@ -1927,7 +1884,6 @@ void *commander_low_prio_loop(void *arg) /* try to go to INIT/PREFLIGHT arming state */ - // XXX disable interrupts in arming_state_transition if (TRANSITION_DENIED == arming_state_transition(&status, &safety, ARMING_STATE_INIT, &armed)) { answer_command(cmd, VEHICLE_CMD_RESULT_DENIED); break; diff --git a/src/modules/commander/state_machine_helper.cpp b/src/modules/commander/state_machine_helper.cpp index 6f0e9794a..214480079 100644 --- a/src/modules/commander/state_machine_helper.cpp +++ b/src/modules/commander/state_machine_helper.cpp @@ -1,8 +1,6 @@ /**************************************************************************** * * Copyright (C) 2013 PX4 Development Team. All rights reserved. - * Author: Thomas Gubler <thomasgubler@student.ethz.ch> - * Julian Oes <joes@student.ethz.ch> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -36,6 +34,9 @@ /** * @file state_machine_helper.cpp * State machine helper functions implementations + * + * @author Thomas Gubler <thomasgubler@student.ethz.ch> + * @author Julian Oes <julian@oes.ch> */ #include <stdio.h> @@ -59,30 +60,20 @@ #include "state_machine_helper.h" #include "commander_helper.h" -/* oddly, ERROR is not defined for c++ */ -#ifdef ERROR -# undef ERROR -#endif -static const int ERROR = -1; - -static bool arming_state_changed = true; -static bool main_state_changed = true; -static bool failsafe_state_changed = true; - // This array defines the arming state transitions. The rows are the new state, and the columns // are the current state. Using new state and current state you can index into the array which // will be true for a valid transition or false for a invalid transition. In some cases even // though the transition is marked as true additional checks must be made. See arming_state_transition // code for those checks. static const bool arming_transitions[ARMING_STATE_MAX][ARMING_STATE_MAX] = { - // INIT, STANDBY, ARMED, ARMED_ERROR, STANDBY_ERROR, REBOOT, IN_AIR_RESTORE - { /* ARMING_STATE_INIT */ true, true, false, false, false, false, false }, - { /* ARMING_STATE_STANDBY */ true, true, true, true, false, false, false }, - { /* ARMING_STATE_ARMED */ false, true, true, false, false, false, true }, - { /* ARMING_STATE_ARMED_ERROR */ false, false, true, true, false, false, false }, - { /* ARMING_STATE_STANDBY_ERROR */ true, true, false, true, true, false, false }, - { /* ARMING_STATE_REBOOT */ true, true, false, false, true, true, true }, - { /* ARMING_STATE_IN_AIR_RESTORE */ false, false, false, false, false, false, false }, // NYI + // INIT, STANDBY, ARMED, ARMED_ERROR, STANDBY_ERROR, REBOOT, IN_AIR_RESTORE + { /* ARMING_STATE_INIT */ true, true, false, false, false, false, false }, + { /* ARMING_STATE_STANDBY */ true, true, true, true, false, false, false }, + { /* ARMING_STATE_ARMED */ false, true, true, false, false, false, true }, + { /* ARMING_STATE_ARMED_ERROR */ false, false, true, true, false, false, false }, + { /* ARMING_STATE_STANDBY_ERROR */ true, true, false, true, true, false, false }, + { /* ARMING_STATE_REBOOT */ true, true, false, false, true, true, true }, + { /* ARMING_STATE_IN_AIR_RESTORE */ false, false, false, false, false, false, false }, // NYI }; // You can index into the array with an arming_state_t in order to get it's textual representation @@ -165,7 +156,6 @@ arming_state_transition(struct vehicle_status_s *status, /// current armed->ready_to_arm = new_arming_state == ARMING_STATE_ARMED || new_arming_state == ARMING_STATE_STANDBY; ret = TRANSITION_CHANGED; status->arming_state = new_arming_state; - arming_state_changed = true; } } @@ -199,69 +189,58 @@ bool is_safe(const struct vehicle_status_s *status, const struct safety_s *safet } } -bool -check_arming_state_changed() -{ - if (arming_state_changed) { - arming_state_changed = false; - return true; - - } else { - return false; - } -} - transition_result_t main_state_transition(struct vehicle_status_s *status, main_state_t new_main_state) { transition_result_t ret = TRANSITION_DENIED; - /* transition may be denied even if requested the same state because conditions may be changed */ + /* transition may be denied even if the same state is requested because conditions may have changed */ switch (new_main_state) { case MAIN_STATE_MANUAL: - ret = TRANSITION_CHANGED; - break; - case MAIN_STATE_ACRO: ret = TRANSITION_CHANGED; break; case MAIN_STATE_ALTCTL: - /* need at minimum altitude estimate */ + /* TODO: add this for fixedwing as well */ if (!status->is_rotary_wing || (status->condition_local_altitude_valid || status->condition_global_position_valid)) { ret = TRANSITION_CHANGED; } - break; case MAIN_STATE_POSCTL: - /* need at minimum local position estimate */ if (status->condition_local_position_valid || status->condition_global_position_valid) { ret = TRANSITION_CHANGED; } - break; - case MAIN_STATE_AUTO: - + case MAIN_STATE_AUTO_MISSION: + case MAIN_STATE_AUTO_LOITER: /* need global position estimate */ if (status->condition_global_position_valid) { ret = TRANSITION_CHANGED; } + break; + case MAIN_STATE_AUTO_RTL: + /* need global position and home position */ + if (status->condition_global_position_valid && status->condition_home_position_valid) { + ret = TRANSITION_CHANGED; + } break; - } + case MAIN_STATE_MAX: + default: + break; + } if (ret == TRANSITION_CHANGED) { if (status->main_state != new_main_state) { status->main_state = new_main_state; - main_state_changed = true; - } else { ret = TRANSITION_NOT_CHANGED; } @@ -270,70 +249,35 @@ main_state_transition(struct vehicle_status_s *status, main_state_t new_main_sta return ret; } -bool -check_main_state_changed() -{ - if (main_state_changed) { - main_state_changed = false; - return true; - - } else { - return false; - } -} - -bool -check_failsafe_state_changed() -{ - if (failsafe_state_changed) { - failsafe_state_changed = false; - return true; - - } else { - return false; - } -} - /** -* Transition from one hil state to another -*/ -int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd) + * Transition from one hil state to another + */ +transition_result_t hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd) { - bool valid_transition = false; - int ret = ERROR; + transition_result_t ret = TRANSITION_DENIED; if (current_status->hil_state == new_state) { - valid_transition = true; + ret = TRANSITION_NOT_CHANGED; } else { - switch (new_state) { - case HIL_STATE_OFF: - /* we're in HIL and unexpected things can happen if we disable HIL now */ mavlink_log_critical(mavlink_fd, "#audio: Not switching off HIL (safety)"); - valid_transition = false; - + ret = TRANSITION_DENIED; break; case HIL_STATE_ON: - if (current_status->arming_state == ARMING_STATE_INIT || current_status->arming_state == ARMING_STATE_STANDBY || current_status->arming_state == ARMING_STATE_STANDBY_ERROR) { - mavlink_log_critical(mavlink_fd, "Switched to ON hil state"); - valid_transition = true; - - // Disable publication of all attached sensors - + /* Disable publication of all attached sensors */ /* list directory */ DIR *d; d = opendir("/dev"); if (d) { - struct dirent *direntry; char devname[24]; @@ -388,288 +332,98 @@ int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_s printf("Disabling %s: %s\n", devname, (block_ret == OK) ? "OK" : "ERROR"); } - closedir(d); + ret = TRANSITION_CHANGED; + mavlink_log_critical(mavlink_fd, "Switched to ON hil state"); + } else { /* failed opening dir */ - warnx("FAILED LISTING DEVICE ROOT DIRECTORY"); - return 1; + mavlink_log_info(mavlink_fd, "FAILED LISTING DEVICE ROOT DIRECTORY"); + ret = TRANSITION_DENIED; } + } else { + mavlink_log_critical(mavlink_fd, "Not switching to HIL when armed"); + ret = TRANSITION_DENIED; } - break; default: - warnx("Unknown hil state"); + warnx("Unknown HIL state"); break; } } - if (valid_transition) { + if (ret = TRANSITION_CHANGED) { current_status->hil_state = new_state; - current_status->timestamp = hrt_absolute_time(); - orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - // XXX also set lockdown here - - ret = OK; - - } else { - mavlink_log_critical(mavlink_fd, "REJECTING invalid hil state transition"); + orb_publish(ORB_ID(vehicle_status), status_pub, current_status); } - return ret; } /** -* Transition from one failsafe state to another -*/ -transition_result_t failsafe_state_transition(struct vehicle_status_s *status, failsafe_state_t new_failsafe_state) + * Check failsafe and main status and set navigation status for navigator accordingly + */ +void set_nav_state(struct vehicle_status_s *status) { - transition_result_t ret = TRANSITION_DENIED; - - /* transition may be denied even if requested the same state because conditions may be changed */ - if (status->failsafe_state == FAILSAFE_STATE_TERMINATION) { - /* transitions from TERMINATION to other states not allowed */ - if (new_failsafe_state == FAILSAFE_STATE_TERMINATION) { - ret = TRANSITION_NOT_CHANGED; - } - - } else { - switch (new_failsafe_state) { - case FAILSAFE_STATE_NORMAL: - /* always allowed (except from TERMINATION state) */ - ret = TRANSITION_CHANGED; + switch (status->failsafe_state) { + case FAILSAFE_STATE_NORMAL: + /* evaluate main state to decide in normal (non-failsafe) mode */ + switch (status->main_state) { + case MAIN_STATE_MANUAL: + status->set_nav_state = NAVIGATION_STATE_MANUAL; break; - case FAILSAFE_STATE_RTL: - - /* global position and home position required for RTL */ - if (status->condition_global_position_valid && status->condition_home_position_valid) { - status->set_nav_state = NAVIGATION_STATE_RTL; - ret = TRANSITION_CHANGED; - } + case MAIN_STATE_ALTCTL: + status->set_nav_state = NAVIGATION_STATE_ALTCTL; + break; + case MAIN_STATE_POSCTL: + status->set_nav_state = NAVIGATION_STATE_POSCTL; break; - case FAILSAFE_STATE_LAND: + case MAIN_STATE_AUTO_MISSION: + status->set_nav_state = NAVIGATION_STATE_AUTO_MISSION; + break; - /* at least relative altitude estimate required for landing */ - if (status->condition_local_altitude_valid || status->condition_global_position_valid) { - status->set_nav_state = NAVIGATION_STATE_LAND; - ret = TRANSITION_CHANGED; - } + case MAIN_STATE_AUTO_LOITER: + status->set_nav_state = NAVIGATION_STATE_AUTO_LOITER; + break; + case MAIN_STATE_AUTO_RTL: + status->set_nav_state = NAVIGATION_STATE_AUTO_RTL; break; - case FAILSAFE_STATE_TERMINATION: - /* always allowed */ - ret = TRANSITION_CHANGED; + case MAIN_STATE_ACRO: + status->set_nav_state = NAVIGATION_STATE_ACRO; break; default: break; } + break; - if (ret == TRANSITION_CHANGED) { - if (status->failsafe_state != new_failsafe_state) { - status->failsafe_state = new_failsafe_state; - failsafe_state_changed = true; - - } else { - ret = TRANSITION_NOT_CHANGED; - } - } - } + case FAILSAFE_STATE_RTL_RC: + status->set_nav_state = NAVIGATION_STATE_AUTO_RTL_RC; + break; - return ret; -} + case FAILSAFE_STATE_RTL_DL: + status->set_nav_state = NAVIGATION_STATE_AUTO_RTL_DL; + break; + case FAILSAFE_STATE_LAND: + status->set_nav_state = NAVIGATION_STATE_LAND; + break; + case FAILSAFE_STATE_TERMINATION: + status->set_nav_state = NAVIGATION_STATE_TERMINATION; + break; -// /* -// * Wrapper functions (to be used in the commander), all functions assume lock on current_status -// */ - -// /* These functions decide if an emergency exits and then switch to SYSTEM_STATE_MISSION_ABORT or SYSTEM_STATE_GROUND_ERROR -// * -// * START SUBSYSTEM/EMERGENCY FUNCTIONS -// * */ - -// void update_state_machine_subsystem_present(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_present |= 1 << *subsystem_type; -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); -// } - -// void update_state_machine_subsystem_notpresent(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_present &= ~(1 << *subsystem_type); -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - -// /* if a subsystem was removed something went completely wrong */ - -// switch (*subsystem_type) { -// case SUBSYSTEM_TYPE_GYRO: -// //global_data_send_mavlink_statustext_message_out("Commander: gyro not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_ACC: -// //global_data_send_mavlink_statustext_message_out("Commander: accelerometer not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_MAG: -// //global_data_send_mavlink_statustext_message_out("Commander: magnetometer not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_GPS: -// { -// uint8_t flight_env = global_data_parameter_storage->pm.param_values[PARAM_FLIGHT_ENV]; - -// if (flight_env == PX4_FLIGHT_ENVIRONMENT_OUTDOOR) { -// //global_data_send_mavlink_statustext_message_out("Commander: GPS not present", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency(status_pub, current_status); -// } -// } -// break; - -// default: -// break; -// } - -// } - -// void update_state_machine_subsystem_enabled(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_enabled |= 1 << *subsystem_type; -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); -// } - -// void update_state_machine_subsystem_disabled(int status_pub, struct vehicle_status_s *current_status, subsystem_type_t *subsystem_type) -// { -// current_status->onboard_control_sensors_enabled &= ~(1 << *subsystem_type); -// current_status->counter++; -// current_status->timestamp = hrt_absolute_time(); -// orb_publish(ORB_ID(vehicle_status), status_pub, current_status); - -// /* if a subsystem was disabled something went completely wrong */ - -// switch (*subsystem_type) { -// case SUBSYSTEM_TYPE_GYRO: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - gyro disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_ACC: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - accelerometer disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_MAG: -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - magnetometer disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency_always_critical(status_pub, current_status); -// break; - -// case SUBSYSTEM_TYPE_GPS: -// { -// uint8_t flight_env = (uint8_t)(global_data_parameter_storage->pm.param_values[PARAM_FLIGHT_ENV]); - -// if (flight_env == PX4_FLIGHT_ENVIRONMENT_OUTDOOR) { -// //global_data_send_mavlink_statustext_message_out("Commander: EMERGENCY - GPS disabled", MAV_SEVERITY_EMERGENCY); -// state_machine_emergency(status_pub, current_status); -// } -// } -// break; - -// default: -// break; -// } - -// } - - -///* END SUBSYSTEM/EMERGENCY FUNCTIONS*/ -// -//int update_state_machine_mode_request(int status_pub, struct vehicle_status_s *current_status, const int mavlink_fd, uint8_t mode) -//{ -// int ret = 1; -// -//// /* Switch on HIL if in standby and not already in HIL mode */ -//// if ((mode & VEHICLE_MODE_FLAG_HIL_ENABLED) -//// && !current_status->flag_hil_enabled) { -//// if ((current_status->state_machine == SYSTEM_STATE_STANDBY)) { -//// /* Enable HIL on request */ -//// current_status->flag_hil_enabled = true; -//// ret = OK; -//// state_machine_publish(status_pub, current_status, mavlink_fd); -//// publish_armed_status(current_status); -//// printf("[cmd] Enabling HIL, locking down all actuators for safety.\n\t(Arming the system will not activate them while in HIL mode)\n"); -//// -//// } else if (current_status->state_machine != SYSTEM_STATE_STANDBY && -//// current_status->flag_fmu_armed) { -//// -//// mavlink_log_critical(mavlink_fd, "REJECTING HIL, disarm first!") -//// -//// } else { -//// -//// mavlink_log_critical(mavlink_fd, "REJECTING HIL, not in standby.") -//// } -//// } -// -// /* switch manual / auto */ -// if (mode & VEHICLE_MODE_FLAG_AUTO_ENABLED) { -// update_state_machine_mode_auto(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_STABILIZED_ENABLED) { -// update_state_machine_mode_stabilized(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_GUIDED_ENABLED) { -// update_state_machine_mode_guided(status_pub, current_status, mavlink_fd); -// -// } else if (mode & VEHICLE_MODE_FLAG_MANUAL_INPUT_ENABLED) { -// update_state_machine_mode_manual(status_pub, current_status, mavlink_fd); -// } -// -// /* vehicle is disarmed, mode requests arming */ -// if (!(current_status->flag_fmu_armed) && (mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) { -// /* only arm in standby state */ -// // XXX REMOVE -// if (current_status->state_machine == SYSTEM_STATE_STANDBY || current_status->state_machine == SYSTEM_STATE_PREFLIGHT) { -// do_state_update(status_pub, current_status, mavlink_fd, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY); -// ret = OK; -// printf("[cmd] arming due to command request\n"); -// } -// } -// -// /* vehicle is armed, mode requests disarming */ -// if (current_status->flag_fmu_armed && !(mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) { -// /* only disarm in ground ready */ -// if (current_status->state_machine == SYSTEM_STATE_GROUND_READY) { -// do_state_update(status_pub, current_status, mavlink_fd, (commander_state_machine_t)SYSTEM_STATE_STANDBY); -// ret = OK; -// printf("[cmd] disarming due to command request\n"); -// } -// } -// -// /* NEVER actually switch off HIL without reboot */ -// if (current_status->flag_hil_enabled && !(mode & VEHICLE_MODE_FLAG_HIL_ENABLED)) { -// warnx("DENYING request to switch off HIL. Please power cycle (safety reasons)\n"); -// mavlink_log_critical(mavlink_fd, "Power-cycle to exit HIL"); -// ret = ERROR; -// } -// -// return ret; -//} + default: + break; + } +} diff --git a/src/modules/commander/state_machine_helper.h b/src/modules/commander/state_machine_helper.h index 0ddd4f05a..594bf23a1 100644 --- a/src/modules/commander/state_machine_helper.h +++ b/src/modules/commander/state_machine_helper.h @@ -56,25 +56,17 @@ typedef enum { } transition_result_t; -transition_result_t arming_state_transition(struct vehicle_status_s *current_state, const struct safety_s *safety, - arming_state_t new_arming_state, struct actuator_armed_s *armed, const int mavlink_fd = 0); - bool is_safe(const struct vehicle_status_s *current_state, const struct safety_s *safety, const struct actuator_armed_s *armed); -bool check_arming_state_changed(); +transition_result_t arming_state_transition(struct vehicle_status_s *current_state, const struct safety_s *safety, + arming_state_t new_arming_state, struct actuator_armed_s *armed, const int mavlink_fd = 0); transition_result_t main_state_transition(struct vehicle_status_s *current_state, main_state_t new_main_state); -bool check_main_state_changed(); - transition_result_t failsafe_state_transition(struct vehicle_status_s *status, failsafe_state_t new_failsafe_state); -bool check_navigation_state_changed(); - -bool check_failsafe_state_changed(); - -void set_navigation_state_changed(); +transition_result_t hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_state, const int mavlink_fd); -int hil_state_transition(hil_state_t new_state, int status_pub, struct vehicle_status_s *current_state, const int mavlink_fd); +void set_nav_state(struct vehicle_status_s *status); #endif /* STATE_MACHINE_HELPER_H_ */ diff --git a/src/modules/mavlink/mavlink_messages.cpp b/src/modules/mavlink/mavlink_messages.cpp index 70087cf3e..31c0c8f79 100644 --- a/src/modules/mavlink/mavlink_messages.cpp +++ b/src/modules/mavlink/mavlink_messages.cpp @@ -118,51 +118,71 @@ void get_mavlink_mode_state(struct vehicle_status_s *status, struct position_set union px4_custom_mode custom_mode; custom_mode.data = 0; - if (pos_sp_triplet->nav_state == NAV_STATE_NONE_ON_GROUND - || pos_sp_triplet->nav_state == NAV_STATE_NONE_IN_AIR) { - /* use main state when navigator is not active */ - if (status->main_state == MAIN_STATE_MANUAL) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | (status->is_rotary_wing ? MAV_MODE_FLAG_STABILIZE_ENABLED : 0); - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; - - } else if (status->main_state == MAIN_STATE_ALTCTL) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_ALTCTL; + switch (status->set_nav_state) { - } else if (status->main_state == MAIN_STATE_POSCTL) { - *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_POSCTL; - - } else if (status->main_state == MAIN_STATE_AUTO) { - *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_READY; + case NAVIGATION_STATE_MANUAL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | (status->is_rotary_wing ? MAV_MODE_FLAG_STABILIZE_ENABLED : 0); + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; + break; - } else if (status->main_state == MAIN_STATE_ACRO) { + case NAVIGATION_STATE_ACRO: *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED; custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_ACRO; - } - - } else { - /* use navigation state when navigator is active */ - *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED | MAV_MODE_FLAG_STABILIZE_ENABLED | MAV_MODE_FLAG_GUIDED_ENABLED; - custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; + break; - if (pos_sp_triplet->nav_state == NAV_STATE_AUTO_ON_GROUND) { - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_READY; + case NAVIGATION_STATE_ALTCTL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_ALTCTL; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_LOITER) { - custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_LOITER; + case NAVIGATION_STATE_POSCTL: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_POSCTL; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_MISSION) { + case NAVIGATION_STATE_AUTO_MISSION: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_MISSION; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_RTL) { + case NAVIGATION_STATE_AUTO_LOITER: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; + custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_LOITER; + break; + + case NAVIGATION_STATE_AUTO_RTL: + case NAVIGATION_STATE_AUTO_RTL_RC: + case NAVIGATION_STATE_AUTO_RTL_DL: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_RTL; + break; - } else if (pos_sp_triplet->nav_state == NAV_STATE_LAND) { + case NAVIGATION_STATE_LAND: + *mavlink_base_mode |= MAV_MODE_FLAG_AUTO_ENABLED + | MAV_MODE_FLAG_STABILIZE_ENABLED + | MAV_MODE_FLAG_GUIDED_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_AUTO; custom_mode.sub_mode = PX4_CUSTOM_SUB_MODE_AUTO_LAND; - } + break; + + case NAVIGATION_STATE_TERMINATION: + *mavlink_base_mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED; + custom_mode.main_mode = PX4_CUSTOM_MAIN_MODE_MANUAL; + break; + } *mavlink_custom_mode = custom_mode.data; diff --git a/src/modules/navigator/navigator_main.cpp b/src/modules/navigator/navigator_main.cpp index 74694447a..f30cd9a94 100644 --- a/src/modules/navigator/navigator_main.cpp +++ b/src/modules/navigator/navigator_main.cpp @@ -32,7 +32,6 @@ ****************************************************************************/ /** * @file navigator_main.cpp - * Implementation of the main navigation state machine. * * Handles mission items, geo fencing and failsafe navigation behavior. * Published the position setpoint triplet for the position controller. @@ -75,7 +74,6 @@ #include <systemlib/param/param.h> #include <systemlib/err.h> -#include <systemlib/state_table.h> #include <systemlib/perf_counter.h> #include <systemlib/systemlib.h> #include <geo/geo.h> @@ -102,7 +100,7 @@ static const int ERROR = -1; */ extern "C" __EXPORT int navigator_main(int argc, char *argv[]); -class Navigator : public StateTable +class Navigator { public: /** @@ -116,7 +114,7 @@ public: ~Navigator(); /** - * Start the navigator task. + * Start the navigator task. * * @return OK on success. */ @@ -200,24 +198,6 @@ private: param_t takeoff_alt; } _parameter_handles; /**< handles for parameters */ - enum Event { - EVENT_NONE_REQUESTED, - EVENT_LOITER_REQUESTED, - EVENT_MISSION_REQUESTED, - EVENT_RTL_REQUESTED, - EVENT_TAKEN_OFF, - EVENT_LANDED, - EVENT_MISSION_CHANGED, - EVENT_HOME_POSITION_CHANGED, - EVENT_MISSION_ITEM_REACHED, - MAX_EVENT - }; /**< possible events that can be thrown at state machine */ - - /** - * State machine transition table - */ - static StateTable::Tran const myTable[NAV_STATE_MAX][MAX_EVENT]; - /** * Update our local parameter cache. */ @@ -269,41 +249,6 @@ private: void task_main(); /** - * Functions that are triggered when a new state is entered. - */ - bool start_none_on_ground(); - bool start_none_in_air(); - bool start_auto_on_ground(); - bool start_loiter(); - bool start_mission(); - bool advance_mission(); - bool start_rtl(); - bool advance_rtl(); - bool start_land(); - - /** - * Reset all "mission item reached" flags. - */ - void reset_reached(); - - /** - * Check if current mission item has been reached. - */ - bool check_mission_item_reached(); - - /** - * Set mission items by accessing the mission class. - * If failing, tell the state machine to loiter. - */ - bool set_mission_items(); - - /** - * Set a RTL item by accessing the RTL class. - * If failing, tell the state machine to loiter. - */ - void set_rtl_item(); - - /** * Translate mission item to a position setpoint. */ void mission_item_to_position_setpoint(const mission_item_s *item, position_setpoint_s *sp); @@ -329,7 +274,6 @@ Navigator *g_navigator; Navigator::Navigator() : /* state machine transition table */ - StateTable(&myTable[0][0], NAV_STATE_MAX, MAX_EVENT), _task_should_exit(false), _navigator_task(-1), _mavlink_fd(-1), @@ -368,11 +312,6 @@ Navigator::Navigator() : _parameter_handles.loiter_radius = param_find("NAV_LOITER_RAD"); _parameter_handles.onboard_mission_enabled = param_find("NAV_ONB_MIS_EN"); _parameter_handles.takeoff_alt = param_find("NAV_TAKEOFF_ALT"); - - /* Initialize state machine */ - myState = NAV_STATE_NONE_ON_GROUND; - - start_none_on_ground(); } Navigator::~Navigator() @@ -615,41 +554,6 @@ Navigator::task_main() /* vehicle status updated */ if (fds[6].revents & POLLIN) { vehicle_status_update(); - - /* commander requested new navigation mode, forward it to state machine */ - switch (_vstatus.set_nav_state) { - case NAVIGATION_STATE_NONE: - dispatch(EVENT_NONE_REQUESTED); - break; - - case NAVIGATION_STATE_LOITER: - dispatch(EVENT_LOITER_REQUESTED); - break; - - case NAVIGATION_STATE_MISSION: - dispatch(EVENT_MISSION_REQUESTED); - break; - - case NAVIGATION_STATE_RTL: - dispatch(EVENT_RTL_REQUESTED); - break; - - case NAVIGATION_STATE_LAND: - /* TODO: add and test this */ - // dispatch(EVENT_LAND_REQUESTED); - break; - - default: - warnx("ERROR: Requested navigation state not supported"); - break; - } - - /* commander sets in-air/on-ground flag as well */ - if (_vstatus.condition_landed) { - dispatch(EVENT_LANDED); - } else { - dispatch(EVENT_TAKEN_OFF); - } } /* parameters updated */ @@ -666,30 +570,21 @@ Navigator::task_main() /* offboard mission updated */ if (fds[4].revents & POLLIN) { offboard_mission_update(); - /* TODO: check if mission really changed */ - dispatch(EVENT_MISSION_CHANGED); } /* onboard mission updated */ if (fds[5].revents & POLLIN) { onboard_mission_update(); - /* TODO: check if mission really changed */ - dispatch(EVENT_MISSION_CHANGED); } /* home position updated */ if (fds[2].revents & POLLIN) { home_position_update(); - /* TODO check if home position really changed */ - dispatch(EVENT_HOME_POSITION_CHANGED); } /* global position updated */ if (fds[1].revents & POLLIN) { global_position_update(); - if (check_mission_item_reached()) { - dispatch(EVENT_MISSION_ITEM_REACHED); - } /* Check geofence violation */ if (!_geofence.inside(&_global_pos)) { @@ -765,125 +660,8 @@ Navigator::status() } else { warnx("Geofence not set"); } - - switch (myState) { - case NAV_STATE_NONE_ON_GROUND: - warnx("State: None on ground"); - break; - - case NAV_STATE_NONE_IN_AIR: - warnx("State: None in air"); - break; - - case NAV_STATE_LOITER: - warnx("State: Loiter"); - break; - - case NAV_STATE_MISSION: - warnx("State: Mission"); - break; - - case NAV_STATE_RTL: - warnx("State: RTL"); - break; - - case NAV_STATE_LAND: - warnx("State: Land"); - break; - - default: - warnx("State: Unknown"); - break; - } } - -StateTable::Tran const Navigator::myTable[NAV_STATE_MAX][MAX_EVENT] = { - { - /* NAV_STATE_NONE_ON_GROUND */ - /* EVENT_NONE_REQUESTED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_LOITER_REQUESTED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_auto_on_ground), NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_RTL_REQUESTED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_TAKEN_OFF */ {ACTION(&Navigator::start_none_in_air), NAV_STATE_NONE_IN_AIR}, - /* EVENT_LANDED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - /* EVENT_MISSION_ITEM_REACHED */ {NO_ACTION, NAV_STATE_NONE_ON_GROUND}, - }, - { - /* NAV_STATE_NONE_IN_AIR */ - /* EVENT_NONE_REQUESTED */ {NO_ACTION, NAV_STATE_NONE_IN_AIR}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_TAKEN_OFF */ {NO_ACTION, NAV_STATE_NONE_IN_AIR}, - /* EVENT_LANDED */ {ACTION(&Navigator::start_none_on_ground), NAV_STATE_NONE_ON_GROUND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_NONE_IN_AIR}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_NONE_IN_AIR}, - /* EVENT_MISSION_ITEM_REACHED */ {NO_ACTION, NAV_STATE_NONE_IN_AIR}, - }, - { - /* NAV_STATE_AUTO_ON_GROUND */ - /* EVENT_NONE_REQUESTED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_LOITER_REQUESTED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_MISSION_REQUESTED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_RTL_REQUESTED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_TAKEN_OFF */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_LANDED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_MISSION_ITEM_REACHED */ {NO_ACTION, NAV_STATE_AUTO_ON_GROUND}, - }, - { - /* NAV_STATE_LOITER */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none_in_air), NAV_STATE_NONE_IN_AIR}, - /* EVENT_LOITER_REQUESTED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_TAKEN_OFF */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_LANDED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_LOITER}, - /* EVENT_MISSION_ITEM_REACHED */ {NO_ACTION, NAV_STATE_LOITER}, - }, - { - /* NAV_STATE_MISSION */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none_in_air), NAV_STATE_NONE_IN_AIR}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {NO_ACTION, NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_TAKEN_OFF */ {NO_ACTION, NAV_STATE_MISSION}, - /* EVENT_LANDED */ {NO_ACTION, NAV_STATE_MISSION}, - /* EVENT_MISSION_CHANGED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_MISSION}, - /* EVENT_MISSION_ITEM_REACHED */ {ACTION(&Navigator::advance_mission), NAV_STATE_MISSION}, - }, - { - /* NAV_STATE_RTL */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none_in_air), NAV_STATE_NONE_IN_AIR}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_TAKEN_OFF */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_LANDED */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_RTL}, - /* EVENT_HOME_POSITION_CHANGED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_MISSION_ITEM_REACHED */ {ACTION(&Navigator::advance_rtl), NAV_STATE_RTL}, - }, - { - /* NAV_STATE_LAND */ - /* EVENT_NONE_REQUESTED */ {ACTION(&Navigator::start_none_in_air), NAV_STATE_NONE_IN_AIR}, - /* EVENT_LOITER_REQUESTED */ {ACTION(&Navigator::start_loiter), NAV_STATE_LOITER}, - /* EVENT_MISSION_REQUESTED */ {ACTION(&Navigator::start_mission), NAV_STATE_MISSION}, - /* EVENT_RTL_REQUESTED */ {ACTION(&Navigator::start_rtl), NAV_STATE_RTL}, - /* EVENT_TAKEN_OFF */ {NO_ACTION, NAV_STATE_LAND}, - /* EVENT_LANDED */ {ACTION(&Navigator::start_auto_on_ground), NAV_STATE_AUTO_ON_GROUND}, - /* EVENT_MISSION_CHANGED */ {NO_ACTION, NAV_STATE_LAND}, - /* EVENT_HOME_POSITION_CHANGED */ {NO_ACTION, NAV_STATE_LAND}, - /* EVENT_MISSION_ITEM_REACHED */ {NO_ACTION, NAV_STATE_LAND}, - }, -}; - +#if 0 bool Navigator::start_none_on_ground() { @@ -984,13 +762,11 @@ Navigator::set_mission_items() /* if we fail to set the current mission, continue to loiter */ if (!_mission.get_current_mission_item(&_mission_item, &onboard, &index)) { - dispatch(EVENT_LOITER_REQUESTED); return false; } /* if we got an RTL mission item, switch to RTL mode and give up */ if (_mission_item.nav_cmd == NAV_CMD_RETURN_TO_LAUNCH) { - dispatch(EVENT_RTL_REQUESTED); return false; } @@ -1042,7 +818,6 @@ Navigator::start_rtl() } /* if RTL doesn't work, fallback to loiter */ - dispatch(EVENT_LOITER_REQUESTED); return false; } @@ -1066,7 +841,6 @@ Navigator::advance_rtl() return true; } - dispatch(EVENT_LOITER_REQUESTED); return false; } @@ -1105,7 +879,7 @@ Navigator::start_land() _update_triplet = true; return true; } - +#endif void Navigator::mission_item_to_position_setpoint(const mission_item_s *item, position_setpoint_s *sp) { @@ -1147,7 +921,7 @@ Navigator::mission_item_to_position_setpoint(const mission_item_s *item, positio sp->type = SETPOINT_TYPE_NORMAL; } } - +#if 0 bool Navigator::check_mission_item_reached() { @@ -1251,12 +1025,12 @@ Navigator::reset_reached() _waypoint_yaw_reached = false; } - +#endif void Navigator::publish_position_setpoint_triplet() { /* update navigation state */ - _pos_sp_triplet.nav_state = static_cast<nav_state_t>(myState); + /* TODO: set nav_state */ /* lazily publish the position setpoint triplet only once available */ if (_pos_sp_triplet_pub > 0) { diff --git a/src/modules/systemlib/state_table.h b/src/modules/systemlib/state_table.h index 38378651b..e6011fdef 100644 --- a/src/modules/systemlib/state_table.h +++ b/src/modules/systemlib/state_table.h @@ -33,7 +33,7 @@ /** * @file state_table.h - * + * * Finite-State-Machine helper class for state table * @author: Julian Oes <julian@oes.ch> */ @@ -44,32 +44,32 @@ class StateTable { public: - typedef bool (StateTable::*Action)(); + typedef void (StateTable::*Action)(); struct Tran { Action action; unsigned nextState; }; - + StateTable(Tran const *table, unsigned nStates, unsigned nSignals) : myTable(table), myNsignals(nSignals), myNstates(nStates) {} - + #define NO_ACTION &StateTable::doNothing #define ACTION(_target) StateTable::Action(_target) virtual ~StateTable() {} - + void dispatch(unsigned const sig) { /* get transition using state table */ Tran const *t = myTable + myState*myNsignals + sig; - /* first up change state, this allows to do further dispatchs in the state functions */ - - /* now execute state function, if it runs with success, accept new state */ - if ((this->*(t->action))()) { - myState = t->nextState; - } + + /* accept new state */ + myState = t->nextState; + + /* */ + (this->*(t->action))(); } - bool doNothing() { - return true; + void doNothing() { + return; } protected: unsigned myState; @@ -79,4 +79,4 @@ private: unsigned myNstates; }; -#endif
\ No newline at end of file +#endif diff --git a/src/modules/uORB/topics/mission_result.h b/src/modules/uORB/topics/mission_result.h index 7c3921198..ad654a9ff 100644 --- a/src/modules/uORB/topics/mission_result.h +++ b/src/modules/uORB/topics/mission_result.h @@ -56,6 +56,7 @@ struct mission_result_s bool mission_reached; /**< true if mission has been reached */ unsigned mission_index_reached; /**< index of the mission which has been reached */ unsigned index_current_mission; /**< index of the current mission */ + bool mission_finished; /**< true if mission has been completed */ }; /** diff --git a/src/modules/uORB/topics/position_setpoint_triplet.h b/src/modules/uORB/topics/position_setpoint_triplet.h index 85e8ef8a5..c2741a05b 100644 --- a/src/modules/uORB/topics/position_setpoint_triplet.h +++ b/src/modules/uORB/topics/position_setpoint_triplet.h @@ -74,14 +74,13 @@ struct position_setpoint_s }; typedef enum { - NAV_STATE_NONE_ON_GROUND = 0, - NAV_STATE_NONE_IN_AIR, - NAV_STATE_AUTO_ON_GROUND, - NAV_STATE_LOITER, - NAV_STATE_MISSION, - NAV_STATE_RTL, - NAV_STATE_LAND, - NAV_STATE_MAX + NAV_STATE_MANUAL = 0, + NAV_STATE_POSCTL, + NAV_STATE_AUTO, + NAV_STATE_RC_LOSS, + NAV_STATE_DL_LOSS, + NAV_STATE_TERMINATION, + MAX_NAV_STATE } nav_state_t; /** diff --git a/src/modules/uORB/topics/vehicle_status.h b/src/modules/uORB/topics/vehicle_status.h index d902dc49e..259d7329e 100644 --- a/src/modules/uORB/topics/vehicle_status.h +++ b/src/modules/uORB/topics/vehicle_status.h @@ -63,9 +63,11 @@ typedef enum { MAIN_STATE_MANUAL = 0, MAIN_STATE_ALTCTL, MAIN_STATE_POSCTL, - MAIN_STATE_AUTO, + MAIN_STATE_AUTO_MISSION, + MAIN_STATE_AUTO_LOITER, + MAIN_STATE_AUTO_RTL, MAIN_STATE_ACRO, - MAIN_STATE_MAX + MAIN_STATE_MAX, } main_state_t; // If you change the order, add or remove arming_state_t states make sure to update the arrays @@ -78,7 +80,7 @@ typedef enum { ARMING_STATE_STANDBY_ERROR, ARMING_STATE_REBOOT, ARMING_STATE_IN_AIR_RESTORE, - ARMING_STATE_MAX + ARMING_STATE_MAX, } arming_state_t; typedef enum { @@ -88,18 +90,25 @@ typedef enum { typedef enum { FAILSAFE_STATE_NORMAL = 0, /**< Normal operation */ - FAILSAFE_STATE_RTL, /**< Return To Launch */ - FAILSAFE_STATE_LAND, /**< Land without position control */ + FAILSAFE_STATE_RTL_RC, /**< Return To Launch on remote control loss */ + FAILSAFE_STATE_RTL_DL, /**< Return To Launch on datalink loss */ + FAILSAFE_STATE_LAND, /**< Land as safe as possible */ FAILSAFE_STATE_TERMINATION, /**< Disable motors and use parachute, can't be recovered */ - FAILSAFE_STATE_MAX + FAILSAFE_STATE_MAX, } failsafe_state_t; typedef enum { - NAVIGATION_STATE_NONE = 0, - NAVIGATION_STATE_MISSION, - NAVIGATION_STATE_LOITER, - NAVIGATION_STATE_RTL, - NAVIGATION_STATE_LAND + NAVIGATION_STATE_MANUAL = 0, + NAVIGATION_STATE_ACRO, + NAVIGATION_STATE_ALTCTL, + NAVIGATION_STATE_POSCTL, + NAVIGATION_STATE_AUTO_MISSION, + NAVIGATION_STATE_AUTO_LOITER, + NAVIGATION_STATE_AUTO_RTL, + NAVIGATION_STATE_AUTO_RTL_RC, + NAVIGATION_STATE_AUTO_RTL_DL, + NAVIGATION_STATE_LAND, + NAVIGATION_STATE_TERMINATION, } navigation_state_t; enum VEHICLE_MODE_FLAG { @@ -160,10 +169,10 @@ struct vehicle_status_s { uint16_t counter; /**< incremented by the writing thread everytime new data is stored */ uint64_t timestamp; /**< in microseconds since system start, is set whenever the writing thread stores new data */ - main_state_t main_state; /**< main state machine */ + main_state_t main_state; /**< main state machine */ navigation_state_t set_nav_state; /**< set navigation state machine to specified value */ arming_state_t arming_state; /**< current arming state */ - hil_state_t hil_state; /**< current hil state */ + hil_state_t hil_state; /**< current hil state */ failsafe_state_t failsafe_state; /**< current failsafe state */ int32_t system_type; /**< system type, inspired by MAVLink's VEHICLE_TYPE enum */ |