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/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: @author Lorenz Meier <lm@inf.ethz.ch>
* @author Petri Tanskanen <petri.tanskanen@inf.ethz.ch>
* @author Thomas Gubler <thomasgubler@student.ethz.ch>
* @author 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
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file vehicle_status.h
* Definition of the vehicle_status uORB topic.
*
* Published the state machine and the system status bitfields
* (see SYS_STATUS mavlink message), published only by commander app.
*
* All apps should write to subsystem_info:
*
* (any app) --> subsystem_info (published) --> (commander app state machine) --> vehicle_status --> (mavlink app)
*/
#ifndef VEHICLE_STATUS_H_
#define VEHICLE_STATUS_H_
#include <stdint.h>
#include <stdbool.h>
#include "../uORB.h"
/**
* @addtogroup topics @{
*/
/* State Machine */
typedef enum
{
SYSTEM_STATE_PREFLIGHT = 0,
SYSTEM_STATE_STANDBY = 1,
SYSTEM_STATE_GROUND_READY = 2,
SYSTEM_STATE_MANUAL = 3,
SYSTEM_STATE_STABILIZED = 4,
SYSTEM_STATE_AUTO = 5,
SYSTEM_STATE_MISSION_ABORT = 6,
SYSTEM_STATE_EMCY_LANDING = 7,
SYSTEM_STATE_EMCY_CUTOFF = 8,
SYSTEM_STATE_GROUND_ERROR = 9,
SYSTEM_STATE_REBOOT= 10,
} commander_state_machine_t;
enum VEHICLE_MODE_FLAG {
VEHICLE_MODE_FLAG_SAFETY_ARMED = 128,
VEHICLE_MODE_FLAG_MANUAL_INPUT_ENABLED = 64,
VEHICLE_MODE_FLAG_HIL_ENABLED = 32,
VEHICLE_MODE_FLAG_STABILIZE_ENABLED = 16,
VEHICLE_MODE_FLAG_GUIDED_ENABLED = 8,
VEHICLE_MODE_FLAG_AUTO_ENABLED = 4,
VEHICLE_MODE_FLAG_TEST_ENABLED = 2,
VEHICLE_MODE_FLAG_CUSTOM_MODE_ENABLED = 1
}; /**< Same as MAV_MODE_FLAG of MAVLink 1.0 protocol */
enum VEHICLE_FLIGHT_MODE {
VEHICLE_FLIGHT_MODE_MANUAL = 0, /**< direct manual control, same as VEHICLE_FLIGHT_MODE_ATTITUDE for multirotors */
VEHICLE_FLIGHT_MODE_ATTITUDE, /**< attitude or rate stabilization, as defined by VEHICLE_ATTITUDE_MODE */
VEHICLE_FLIGHT_MODE_STABILIZED, /**< attitude or rate stabilization plus velocity or position stabilization */
VEHICLE_FLIGHT_MODE_AUTO /**< attitude or rate stabilization plus absolute position control and waypoints */
};
enum VEHICLE_ATTITUDE_MODE {
VEHICLE_ATTITUDE_MODE_DIRECT, /**< no attitude control, direct stick input mixing (only fixed wing) */
VEHICLE_ATTITUDE_MODE_RATES, /**< body rates control mode */
VEHICLE_ATTITUDE_MODE_ATTITUDE /**< tait-bryan attitude control mode */
};
/**
* state machine / state of vehicle.
*
* Encodes the complete system state and is set by the commander app.
*/
struct vehicle_status_s
{
/* use of a counter and timestamp recommended (but not necessary) */
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 */
commander_state_machine_t state_machine; /**< Current flight state, main state machine */
enum VEHICLE_FLIGHT_MODE flight_mode; /**< Current flight mode, as defined by mode switch */
enum VEHICLE_ATTITUDE_MODE attitute_mode; /**< Current attitude control mode, as defined by VEHICLE_ATTITUDE_MODE enum */
// uint8_t mode;
/* system flags - these represent the state predicates */
bool flag_system_armed; /**< True is motors / actuators are armed */
bool flag_control_manual_enabled; /**< true if manual input is mixed in */
bool flag_hil_enabled; /**< True if hardware in the loop simulation is enabled */
// bool flag_control_rates_enabled; /**< true if rates are stabilized */
// bool flag_control_attitude_enabled; *< true if attitude stabilization is mixed in
// bool control_speed_enabled; /**< true if speed (implies direction) is controlled */
// bool control_position_enabled; /**< true if position is controlled */
bool preflight_gyro_calibration; /**< true if gyro calibration is requested */
bool preflight_mag_calibration; /**< true if mag calibration is requested */
bool rc_signal_lost; /**< true if RC reception is terminally lost */
bool rc_signal_cutting_off; /**< true if RC reception is weak / cutting off */
uint64_t rc_signal_lost_interval; /**< interval in microseconds since when no RC signal is available */
/* see SYS_STATUS mavlink message for the following */
uint32_t onboard_control_sensors_present;
uint32_t onboard_control_sensors_enabled;
uint32_t onboard_control_sensors_health;
float load;
float voltage_battery;
float current_battery;
float battery_remaining;
uint16_t drop_rate_comm;
uint16_t errors_comm;
uint16_t errors_count1;
uint16_t errors_count2;
uint16_t errors_count3;
uint16_t errors_count4;
// bool remote_manual; /**< set to true by the commander when the manual-switch on the remote is set to manual */
bool gps_valid; /**< set to true by the commander app if the quality of the gps signal is good enough to use it in the position estimator */
};
/**
* @}
*/
/* register this as object request broker structure */
ORB_DECLARE(vehicle_status);
#endif
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