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/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
#ifndef _PLANE_H
#define _PLANE_H
#define THISFIRMWARE "ArduPlane V3.4.1dev"
#define FIRMWARE_VERSION 3,4,1,FIRMWARE_VERSION_TYPE_DEV
/*
Lead developer: Andrew Tridgell
Authors: Doug Weibel, Jose Julio, Jordi Munoz, Jason Short, Randy Mackay, Pat Hickey, John Arne Birkeland, Olivier Adler, Amilcar Lucas, Gregory Fletcher, Paul Riseborough, Brandon Jones, Jon Challinger
Thanks to: Chris Anderson, Michael Oborne, Paul Mather, Bill Premerlani, James Cohen, JB from rotorFX, Automatik, Fefenin, Peter Meister, Remzibi, Yury Smirnov, Sandro Benigno, Max Levine, Roberto Navoni, Lorenz Meier, Yury MonZon
Please contribute your ideas! See http://dev.ardupilot.com for details
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
////////////////////////////////////////////////////////////////////////////////
// Header includes
////////////////////////////////////////////////////////////////////////////////
#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <AP_HAL/AP_HAL.h>
#include <AP_Common/AP_Common.h>
#include <AP_Menu/AP_Menu.h>
#include <AP_Param/AP_Param.h>
#include <StorageManager/StorageManager.h>
#include <AP_GPS/AP_GPS.h> // ArduPilot GPS library
#include <AP_Baro/AP_Baro.h> // ArduPilot barometer library
#include <AP_Compass/AP_Compass.h> // ArduPilot Mega Magnetometer Library
#include <AP_Math/AP_Math.h> // ArduPilot Mega Vector/Matrix math Library
#include <AP_ADC/AP_ADC.h> // ArduPilot Mega Analog to Digital Converter Library
#include <AP_InertialSensor/AP_InertialSensor.h> // Inertial Sensor Library
#include <AP_AccelCal/AP_AccelCal.h> // interface and maths for accelerometer calibration
#include <AP_AHRS/AP_AHRS.h> // ArduPilot Mega DCM Library
#include <RC_Channel/RC_Channel.h> // RC Channel Library
#include <AP_RangeFinder/AP_RangeFinder.h> // Range finder library
#include <Filter/Filter.h> // Filter library
#include <AP_Buffer/AP_Buffer.h> // APM FIFO Buffer
#include <AP_Relay/AP_Relay.h> // APM relay
#include <AP_Camera/AP_Camera.h> // Photo or video camera
#include <AP_Airspeed/AP_Airspeed.h>
#include <AP_Terrain/AP_Terrain.h>
#include <AP_RPM/AP_RPM.h>
#include <APM_OBC/APM_OBC.h>
#include <APM_Control/APM_Control.h>
#include <APM_Control/AP_AutoTune.h>
#include <GCS_MAVLink/GCS.h>
#include <GCS_MAVLink/GCS_MAVLink.h> // MAVLink GCS definitions
#include <AP_SerialManager/AP_SerialManager.h> // Serial manager library
#include <AP_Mount/AP_Mount.h> // Camera/Antenna mount
#include <AP_Declination/AP_Declination.h> // ArduPilot Mega Declination Helper Library
#include <DataFlash/DataFlash.h>
#include <AP_Scheduler/AP_Scheduler.h> // main loop scheduler
#include <AP_Navigation/AP_Navigation.h>
#include <AP_L1_Control/AP_L1_Control.h>
#include <AP_RCMapper/AP_RCMapper.h> // RC input mapping library
#include <AP_Vehicle/AP_Vehicle.h>
#include <AP_SpdHgtControl/AP_SpdHgtControl.h>
#include <AP_TECS/AP_TECS.h>
#include <AP_NavEKF/AP_NavEKF.h>
#include <AP_NavEKF2/AP_NavEKF2.h>
#include <AP_Mission/AP_Mission.h> // Mission command library
#include <AP_Notify/AP_Notify.h> // Notify library
#include <AP_BattMonitor/AP_BattMonitor.h> // Battery monitor library
#include <AP_Arming/AP_Arming.h>
#include <AP_BoardConfig/AP_BoardConfig.h>
#include <AP_Frsky_Telem/AP_Frsky_Telem.h>
#include <AP_ServoRelayEvents/AP_ServoRelayEvents.h>
#include <AP_Rally/AP_Rally.h>
#include <AP_OpticalFlow/AP_OpticalFlow.h> // Optical Flow library
#include <AP_RSSI/AP_RSSI.h> // RSSI Library
#include <AP_Parachute/AP_Parachute.h>
#include <AP_ADSB/AP_ADSB.h>
// Configuration
#include "config.h"
// Local modules
#include "defines.h"
#include "Parameters.h"
#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
#include <SITL/SITL.h>
#endif
/*
a plane specific arming class
*/
class AP_Arming_Plane : public AP_Arming
{
public:
AP_Arming_Plane(const AP_AHRS &ahrs_ref, const AP_Baro &baro, Compass &compass,
const enum HomeState &home_set) :
AP_Arming(ahrs_ref, baro, compass, home_set) {
AP_Param::setup_object_defaults(this, var_info);
}
bool pre_arm_checks(bool report);
// var_info for holding Parameter information
static const struct AP_Param::GroupInfo var_info[];
protected:
bool ins_checks(bool report);
};
/*
main APM:Plane class
*/
class Plane : public AP_HAL::HAL::Callbacks {
public:
friend class GCS_MAVLINK;
friend class Parameters;
friend class AP_Arming_Plane;
Plane(void);
// HAL::Callbacks implementation.
void setup() override;
void loop() override;
private:
// key aircraft parameters passed to multiple libraries
AP_Vehicle::FixedWing aparm;
AP_HAL::BetterStream* cliSerial;
// Global parameters are all contained within the 'g' class.
Parameters g;
// main loop scheduler
AP_Scheduler scheduler;
// mapping between input channels
RCMapper rcmap;
// board specific config
AP_BoardConfig BoardConfig;
// primary control channels
RC_Channel *channel_roll;
RC_Channel *channel_pitch;
RC_Channel *channel_throttle;
RC_Channel *channel_rudder;
// notification object for LEDs, buzzers etc (parameter set to false disables external leds)
AP_Notify notify;
DataFlash_Class DataFlash{FIRMWARE_STRING};
// has a log download started?
bool in_log_download;
// scaled roll limit based on pitch
int32_t roll_limit_cd;
int32_t pitch_limit_min_cd;
// Sensors
AP_GPS gps;
// flight modes convenience array
AP_Int8 *flight_modes = &g.flight_mode1;
AP_Baro barometer;
Compass compass;
AP_InertialSensor ins;
#if RANGEFINDER_ENABLED == ENABLED
// rangefinder
RangeFinder rangefinder {serial_manager};
struct {
bool in_range:1;
bool have_initial_reading:1;
bool in_use:1;
float initial_range;
float correction;
float initial_correction;
uint32_t last_correction_time_ms;
uint8_t in_range_count;
} rangefinder_state;
#endif
AP_RPM rpm_sensor;
// Inertial Navigation EKF
#if AP_AHRS_NAVEKF_AVAILABLE
NavEKF EKF{&ahrs, barometer, rangefinder};
NavEKF2 EKF2{&ahrs, barometer, rangefinder};
AP_AHRS_NavEKF ahrs {ins, barometer, gps, rangefinder, EKF, EKF2};
#else
AP_AHRS_DCM ahrs {ins, barometer, gps};
#endif
AP_L1_Control L1_controller {ahrs};
AP_TECS TECS_controller {ahrs, aparm};
// Attitude to servo controllers
AP_RollController rollController {ahrs, aparm, DataFlash};
AP_PitchController pitchController {ahrs, aparm, DataFlash};
AP_YawController yawController {ahrs, aparm};
AP_SteerController steerController {ahrs};
#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
SITL::SITL sitl;
#endif
// Training mode
bool training_manual_roll; // user has manual roll control
bool training_manual_pitch; // user has manual pitch control
/*
keep steering and rudder control separated until we update servos,
to allow for a separate wheel servo from rudder servo
*/
struct {
bool ground_steering; // are we doing ground steering?
int16_t steering; // value for nose/tail wheel
int16_t rudder; // value for rudder
} steering_control;
// should throttle be pass-thru in guided?
bool guided_throttle_passthru;
// are we doing calibration? This is used to allow heartbeat to
// external failsafe boards during baro and airspeed calibration
bool in_calibration;
// GCS selection
AP_SerialManager serial_manager;
const uint8_t num_gcs = MAVLINK_COMM_NUM_BUFFERS;
GCS_MAVLINK gcs[MAVLINK_COMM_NUM_BUFFERS];
// selected navigation controller
AP_Navigation *nav_controller = &L1_controller;
// selected navigation controller
AP_SpdHgtControl *SpdHgt_Controller = &TECS_controller;
// Relay
AP_Relay relay;
// handle servo and relay events
AP_ServoRelayEvents ServoRelayEvents {relay};
// Camera
#if CAMERA == ENABLED
AP_Camera camera {&relay};
#endif
#if OPTFLOW == ENABLED
// Optical flow sensor
OpticalFlow optflow{ahrs};
#endif
// Rally Ponints
AP_Rally rally {ahrs};
// RSSI
AP_RSSI rssi;
// remember if USB is connected, so we can adjust baud rate
bool usb_connected;
// This is the state of the flight control system
// There are multiple states defined such as MANUAL, FBW-A, AUTO
enum FlightMode control_mode = INITIALISING;
enum FlightMode previous_mode = INITIALISING;
// Used to maintain the state of the previous control switch position
// This is set to 254 when we need to re-read the switch
uint8_t oldSwitchPosition = 254;
// This is used to enable the inverted flight feature
bool inverted_flight;
// This is used to enable the PX4IO override for testing
bool px4io_override_enabled;
struct {
// These are trim values used for elevon control
// For elevons radio_in[CH_ROLL] and radio_in[CH_PITCH] are
// equivalent aileron and elevator, not left and right elevon
uint16_t trim1;
uint16_t trim2;
// These are used in the calculation of elevon1_trim and elevon2_trim
uint16_t ch1_temp;
uint16_t ch2_temp;
} elevon { 1500, 1500, 1500, 1500 };
// Failsafe
struct {
// Used to track if the value on channel 3 (throtttle) has fallen below the failsafe threshold
// RC receiver should be set up to output a low throttle value when signal is lost
uint8_t ch3_failsafe:1;
// has the saved mode for failsafe been set?
uint8_t saved_mode_set:1;
// flag to hold whether battery low voltage threshold has been breached
uint8_t low_battery:1;
// saved flight mode
enum FlightMode saved_mode;
// A tracking variable for type of failsafe active
// Used for failsafe based on loss of RC signal or GCS signal
int16_t state;
// number of low ch3 values
uint8_t ch3_counter;
// the time when the last HEARTBEAT message arrived from a GCS
uint32_t last_heartbeat_ms;
// A timer used to track how long we have been in a "short failsafe" condition due to loss of RC signal
uint32_t ch3_timer_ms;
uint32_t last_valid_rc_ms;
} failsafe;
// A counter used to count down valid gps fixes to allow the gps estimate to settle
// before recording our home position (and executing a ground start if we booted with an air start)
uint8_t ground_start_count = 5;
// true if we have a position estimate from AHRS
bool have_position;
// Airspeed
// The calculated airspeed to use in FBW-B. Also used in higher modes for insuring min ground speed is met.
// Also used for flap deployment criteria. Centimeters per second.
int32_t target_airspeed_cm;
// The difference between current and desired airspeed. Used in the pitch controller. Centimeters per second.
float airspeed_error_cm;
// An amount that the airspeed should be increased in auto modes based on the user positioning the
// throttle stick in the top half of the range. Centimeters per second.
int16_t airspeed_nudge_cm;
// Similar to airspeed_nudge, but used when no airspeed sensor.
// 0-(throttle_max - throttle_cruise) : throttle nudge in Auto mode using top 1/2 of throttle stick travel
int16_t throttle_nudge;
// receiver RSSI
uint8_t receiver_rssi;
// Ground speed
// The amount current ground speed is below min ground speed. Centimeters per second
int32_t groundspeed_undershoot;
// Difference between current altitude and desired altitude. Centimeters
int32_t altitude_error_cm;
// Battery Sensors
AP_BattMonitor battery;
#if FRSKY_TELEM_ENABLED == ENABLED
// FrSky telemetry support
AP_Frsky_Telem frsky_telemetry {ahrs, battery};
#endif
// Airspeed Sensors
AP_Airspeed airspeed {aparm};
// ACRO controller state
struct {
bool locked_roll;
bool locked_pitch;
float locked_roll_err;
int32_t locked_pitch_cd;
} acro_state;
// CRUISE controller state
struct {
bool locked_heading;
int32_t locked_heading_cd;
uint32_t lock_timer_ms;
} cruise_state;
// ground steering controller state
struct {
// Direction held during phases of takeoff and landing centidegrees
// A value of -1 indicates the course has not been set/is not in use
// this is a 0..36000 value, or -1 for disabled
int32_t hold_course_cd;
// locked_course and locked_course_cd are used in stabilize mode
// when ground steering is active, and for steering in auto-takeoff
bool locked_course;
float locked_course_err;
} steer_state { -1, false, 0 };
// flight mode specific
struct {
// Flag for using gps ground course instead of INS yaw. Set false when takeoff command in process.
bool takeoff_complete:1;
// Flag to indicate if we have landed.
// Set land_complete if we are within 2 seconds distance or within 3 meters altitude of touchdown
bool land_complete:1;
// should we fly inverted?
bool inverted_flight:1;
// should we disable cross-tracking for the next waypoint?
bool next_wp_no_crosstrack:1;
// should we use cross-tracking for this waypoint?
bool no_crosstrack:1;
// in FBWA taildragger takeoff mode
bool fbwa_tdrag_takeoff_mode:1;
// have we checked for an auto-land?
bool checked_for_autoland:1;
// denotes if a go-around has been commanded for landing
bool commanded_go_around:1;
// Altitude threshold to complete a takeoff command in autonomous modes. Centimeters
// are we in idle mode? used for balloon launch to stop servo
// movement until altitude is reached
bool idle_mode:1;
// used to 'wiggle' servos in idle mode to prevent them freezing
// at high altitudes
uint8_t idle_wiggle_stage;
// Altitude threshold to complete a takeoff command in autonomous
// modes. Centimeters above home
int32_t takeoff_altitude_rel_cm;
// Minimum pitch to hold during takeoff command execution. Hundredths of a degree
int16_t takeoff_pitch_cd;
// the highest airspeed we have reached since entering AUTO. Used
// to control ground takeoff
float highest_airspeed;
// initial pitch. Used to detect if nose is rising in a tail dragger
int16_t initial_pitch_cd;
// turn angle for next leg of mission
float next_turn_angle {90};
// filtered sink rate for landing
float sink_rate;
// time when we first pass min GPS speed on takeoff
uint32_t takeoff_speed_time_ms;
// distance to next waypoint
float wp_distance;
// proportion to next waypoint
float wp_proportion;
// last time is_flying() returned true in milliseconds
uint32_t last_flying_ms;
// once landed, post some landing statistics to the GCS
bool post_landing_stats;
// time stamp of when we start flying while in auto mode in milliseconds
uint32_t started_flying_in_auto_ms;
// barometric altitude at start of takeoff
float baro_takeoff_alt;
} auto_state;
struct {
// on hard landings, only check once after directly a landing so you
// don't trigger a crash when picking up the aircraft
bool checkHardLanding:1;
// crash detection. True when we are crashed
bool is_crashed:1;
// debounce timer
uint32_t debounce_timer_ms;
} crash_state;
// true if we are in an auto-throttle mode, which means
// we need to run the speed/height controller
bool auto_throttle_mode;
// this controls throttle suppression in auto modes
bool throttle_suppressed;
AP_SpdHgtControl::FlightStage flight_stage = AP_SpdHgtControl::FLIGHT_NORMAL;
// probability of aircraft is currently in flight. range from 0 to
// 1 where 1 is 100% sure we're in flight
float isFlyingProbability;
// previous value of is_flying()
bool previous_is_flying;
// time since started flying in any mode in milliseconds
uint32_t started_flying_ms;
// Navigation control variables
// The instantaneous desired bank angle. Hundredths of a degree
int32_t nav_roll_cd;
// The instantaneous desired pitch angle. Hundredths of a degree
int32_t nav_pitch_cd;
// we separate out rudder input to allow for RUDDER_ONLY=1
int16_t rudder_input;
// the aerodymamic load factor. This is calculated from the demanded
// roll before the roll is clipped, using 1/sqrt(cos(nav_roll))
float aerodynamic_load_factor = 1.0f;
// a smoothed airspeed estimate, used for limiting roll angle
float smoothed_airspeed;
// Mission library
AP_Mission mission {ahrs,
FUNCTOR_BIND_MEMBER(&Plane::start_command_callback, bool, const AP_Mission::Mission_Command &),
FUNCTOR_BIND_MEMBER(&Plane::verify_command_callback, bool, const AP_Mission::Mission_Command &),
FUNCTOR_BIND_MEMBER(&Plane::exit_mission_callback, void)};
#if PARACHUTE == ENABLED
AP_Parachute parachute {relay};
#endif
// terrain handling
#if AP_TERRAIN_AVAILABLE
AP_Terrain terrain {ahrs, mission, rally};
#endif
AP_ADSB adsb {ahrs};
struct {
// for Loiter_and_descend behavior, keeps track of rate changes
uint32_t time_last_alt_change_ms;
// previous wp to restore to when switching between modes back to AUTO
Location prev_wp;
} adsb_state;
// Outback Challenge Failsafe Support
#if OBC_FAILSAFE == ENABLED
APM_OBC obc {mission, barometer, gps, rcmap};
#endif
/*
meta data to support counting the number of circles in a loiter
*/
struct {
// previous target bearing, used to update sum_cd
int32_t old_target_bearing_cd;
// Total desired rotation in a loiter. Used for Loiter Turns commands.
int32_t total_cd;
// total angle completed in the loiter so far
int32_t sum_cd;
// Direction for loiter. 1 for clockwise, -1 for counter-clockwise
int8_t direction;
// start time of the loiter. Milliseconds.
uint32_t start_time_ms;
// The amount of time we should stay in a loiter for the Loiter Time command. Milliseconds.
uint32_t time_max_ms;
} loiter;
// Conditional command
// A value used in condition commands (eg delay, change alt, etc.)
// For example in a change altitude command, it is the altitude to change to.
int32_t condition_value;
// Sometimes there is a second condition required:
int32_t condition_value2;
// A starting value used to check the status of a conditional command.
// For example in a delay command the condition_start records that start time for the delay
uint32_t condition_start;
// A value used in condition commands. For example the rate at which to change altitude.
int16_t condition_rate;
// 3D Location vectors
// Location structure defined in AP_Common
const struct Location &home = ahrs.get_home();
// Flag for if we have g_gps lock and have set the home location in AHRS
enum HomeState home_is_set = HOME_UNSET;
// The location of the previous waypoint. Used for track following and altitude ramp calculations
Location prev_WP_loc {};
// The plane's current location
struct Location current_loc {};
// The location of the current/active waypoint. Used for altitude ramp, track following and loiter calculations.
Location next_WP_loc {};
// The location of the active waypoint in Guided mode.
struct Location guided_WP_loc {};
// special purpose command used only after mission completed to return vehicle to home or rally point
struct AP_Mission::Mission_Command auto_rtl_command;
// Altitude control
struct {
// target altitude above sea level in cm. Used for barometric
// altitude navigation
int32_t amsl_cm;
// Altitude difference between previous and current waypoint in
// centimeters. Used for glide slope handling
int32_t offset_cm;
#if AP_TERRAIN_AVAILABLE
// are we trying to follow terrain?
bool terrain_following;
// target altitude above terrain in cm, valid if terrain_following
// is set
int32_t terrain_alt_cm;
// lookahead value for height error reporting
float lookahead;
#endif
} target_altitude {};
// INS variables
// The main loop execution time. Seconds
// This is the time between calls to the DCM algorithm and is the Integration time for the gyros.
float G_Dt = 0.02f;
// Performance monitoring
// Timer used to accrue data and trigger recording of the performanc monitoring log message
uint32_t perf_mon_timer = 0;
// The maximum and minimum main loop execution time recorded in the current performance monitoring interval
uint32_t G_Dt_max = 0;
uint32_t G_Dt_min = 0;
// System Timers
// Time in microseconds of start of main control loop
uint32_t fast_loopTimer_us = 0;
// Number of milliseconds used in last main loop cycle
uint32_t delta_us_fast_loop = 0;
// Counter of main loop executions. Used for performance monitoring and failsafe processing
uint16_t mainLoop_count = 0;
// Camera/Antenna mount tracking and stabilisation stuff
#if MOUNT == ENABLED
// current_loc uses the baro/gps soloution for altitude rather than gps only.
AP_Mount camera_mount {ahrs, current_loc};
#endif
// Arming/Disarming mangement class
AP_Arming_Plane arming {ahrs, barometer, compass, home_is_set };
AP_Param param_loader {var_info};
static const AP_Scheduler::Task scheduler_tasks[];
static const AP_Param::Info var_info[];
bool demoing_servos = false;
// use this to prevent recursion during sensor init
bool in_mavlink_delay = false;
// true if we are out of time in our event timeslice
bool gcs_out_of_time = false;
// time that rudder arming has been running
uint32_t rudder_arm_timer;
void demo_servos(uint8_t i);
void adjust_nav_pitch_throttle(void);
void update_load_factor(void);
void send_heartbeat(mavlink_channel_t chan);
void send_attitude(mavlink_channel_t chan);
void send_fence_status(mavlink_channel_t chan);
void send_extended_status1(mavlink_channel_t chan);
void send_location(mavlink_channel_t chan);
void send_nav_controller_output(mavlink_channel_t chan);
void send_servo_out(mavlink_channel_t chan);
void send_radio_out(mavlink_channel_t chan);
void send_vfr_hud(mavlink_channel_t chan);
void send_simstate(mavlink_channel_t chan);
void send_hwstatus(mavlink_channel_t chan);
void send_wind(mavlink_channel_t chan);
void send_pid_tuning(mavlink_channel_t chan);
void send_rpm(mavlink_channel_t chan);
void send_rangefinder(mavlink_channel_t chan);
void send_current_waypoint(mavlink_channel_t chan);
void send_statustext(mavlink_channel_t chan);
bool telemetry_delayed(mavlink_channel_t chan);
void gcs_send_message(enum ap_message id);
void gcs_send_mission_item_reached_message(uint16_t mission_index);
void gcs_data_stream_send(void);
void gcs_update(void);
void gcs_send_text(MAV_SEVERITY severity, const char *str);
void gcs_send_airspeed_calibration(const Vector3f &vg);
void gcs_retry_deferred(void);
void do_erase_logs(void);
void Log_Write_Attitude(void);
void Log_Write_Performance();
void Log_Write_Startup(uint8_t type);
void Log_Write_Control_Tuning();
void Log_Write_TECS_Tuning(void);
void Log_Write_Nav_Tuning();
void Log_Write_Status();
void Log_Write_Sonar();
void Log_Write_Optflow();
void Log_Write_Current();
void Log_Arm_Disarm();
void Log_Write_GPS(uint8_t instance);
void Log_Write_IMU();
void Log_Write_RC(void);
void Log_Write_Baro(void);
void Log_Write_Airspeed(void);
void Log_Write_Home_And_Origin();
void Log_Write_Vehicle_Startup_Messages();
void Log_Read(uint16_t log_num, int16_t start_page, int16_t end_page);
void start_logging();
void load_parameters(void);
void adjust_altitude_target();
void setup_glide_slope(void);
int32_t get_RTL_altitude();
float relative_altitude(void);
int32_t relative_altitude_abs_cm(void);
void set_target_altitude_current(void);
void set_target_altitude_current_adjusted(void);
void set_target_altitude_location(const Location &loc);
int32_t relative_target_altitude_cm(void);
void change_target_altitude(int32_t change_cm);
void set_target_altitude_proportion(const Location &loc, float proportion);
void constrain_target_altitude_location(const Location &loc1, const Location &loc2);
int32_t calc_altitude_error_cm(void);
void check_minimum_altitude(void);
void reset_offset_altitude(void);
void set_offset_altitude_location(const Location &loc);
bool above_location_current(const Location &loc);
void setup_terrain_target_alt(Location &loc);
int32_t adjusted_altitude_cm(void);
int32_t adjusted_relative_altitude_cm(void);
float height_above_target(void);
float lookahead_adjustment(void);
float rangefinder_correction(void);
void rangefinder_height_update(void);
void set_next_WP(const struct Location &loc);
void set_guided_WP(void);
void init_home();
void update_home();
void do_RTL(void);
bool verify_takeoff();
bool verify_loiter_unlim();
bool verify_loiter_time();
bool verify_loiter_turns();
bool verify_loiter_to_alt();
bool verify_RTL();
bool verify_continue_and_change_alt();
bool verify_wait_delay();
bool verify_change_alt();
bool verify_within_distance();
bool verify_altitude_wait(const AP_Mission::Mission_Command &cmd);
void do_loiter_at_location();
void do_take_picture();
void log_picture();
void exit_mission_callback();
void update_commands(void);
void mavlink_delay(uint32_t ms);
void read_control_switch();
uint8_t readSwitch(void);
void reset_control_switch();
void autotune_start(void);
void autotune_restore(void);
void autotune_enable(bool enable);
bool fly_inverted(void);
void failsafe_short_on_event(enum failsafe_state fstype);
void failsafe_long_on_event(enum failsafe_state fstype);
void failsafe_short_off_event();
void low_battery_event(void);
void update_events(void);
uint8_t max_fencepoints(void);
Vector2l get_fence_point_with_index(unsigned i);
void set_fence_point_with_index(Vector2l &point, unsigned i);
void geofence_load(void);
bool geofence_present(void);
void geofence_update_pwm_enabled_state();
bool geofence_set_enabled(bool enable, GeofenceEnableReason r);
bool geofence_enabled(void);
bool geofence_set_floor_enabled(bool floor_enable);
bool geofence_check_minalt(void);
bool geofence_check_maxalt(void);
void geofence_check(bool altitude_check_only);
bool geofence_stickmixing(void);
void geofence_send_status(mavlink_channel_t chan);
bool geofence_breached(void);
bool verify_land();
void disarm_if_autoland_complete();
void setup_landing_glide_slope(void);
bool jump_to_landing_sequence(void);
float tecs_hgt_afe(void);
void set_nav_controller(void);
void loiter_angle_reset(void);
void loiter_angle_update(void);
void navigate();
void calc_airspeed_errors();
void calc_gndspeed_undershoot();
void update_loiter();
void update_cruise();
void update_fbwb_speed_height(void);
void setup_turn_angle(void);
bool print_buffer(char *&buf, uint16_t &buf_size, const char *fmt, ...);
bool create_mixer(char *buf, uint16_t buf_size, const char *filename);
bool setup_failsafe_mixing(void);
void set_control_channels(void);
void init_rc_in();
void init_rc_out();
void rudder_arm_disarm_check();
void read_radio();
void control_failsafe(uint16_t pwm);
void trim_control_surfaces();
void trim_radio();
bool rc_failsafe_active(void);
void init_barometer(void);
void init_rangefinder(void);
void read_rangefinder(void);
void read_airspeed(void);
void zero_airspeed(bool in_startup);
void read_battery(void);
void read_receiver_rssi(void);
void rpm_update(void);
void report_radio();
void report_ins();
void report_compass();
void print_radio_values();
void print_done();
void print_blanks(int16_t num);
void print_divider(void);
void zero_eeprom(void);
void print_enabled(bool b);
void print_accel_offsets_and_scaling(void);
void print_gyro_offsets(void);
void init_ardupilot();
void startup_ground(void);
enum FlightMode get_previous_mode();
void set_mode(enum FlightMode mode);
bool mavlink_set_mode(uint8_t mode);
void exit_mode(enum FlightMode mode);
void check_long_failsafe();
void check_short_failsafe();
void startup_INS_ground(void);
void update_notify();
void resetPerfData(void);
void check_usb_mux(void);
void print_comma(void);
void servo_write(uint8_t ch, uint16_t pwm);
bool should_log(uint32_t mask);
void frsky_telemetry_send(void);
uint8_t throttle_percentage(void);
void change_arm_state(void);
bool disarm_motors(void);
bool arm_motors(AP_Arming::ArmingMethod method);
bool auto_takeoff_check(void);
void takeoff_calc_roll(void);
void takeoff_calc_pitch(void);
int8_t takeoff_tail_hold(void);
void print_hit_enter();
void ahrs_update();
void update_speed_height(void);
void update_GPS_50Hz(void);
void update_GPS_10Hz(void);
void update_compass(void);
void update_alt(void);
void obc_fs_check(void);
void compass_accumulate(void);
void compass_cal_update();
void barometer_accumulate(void);
void update_optical_flow(void);
void one_second_loop(void);
void airspeed_ratio_update(void);
void update_mount(void);
void log_perf_info(void);
void compass_save(void);
void update_logging1(void);
void update_logging2(void);
void terrain_update(void);
void adsb_update(void);
void adsb_handle_vehicle_threats(void);
void update_flight_mode(void);
void stabilize();
void set_servos_idle(void);
void set_servos();
void update_aux();
void update_is_flying_5Hz(void);
void crash_detection_update(void);
void gcs_send_text_fmt(MAV_SEVERITY severity, const char *fmt, ...);
void handle_auto_mode(void);
void calc_throttle();
void calc_nav_roll();
void calc_nav_pitch();
void update_flight_stage();
void update_navigation();
void set_flight_stage(AP_SpdHgtControl::FlightStage fs);
bool is_flying(void);
float get_speed_scaler(void);
bool stick_mixing_enabled(void);
void stabilize_roll(float speed_scaler);
void stabilize_pitch(float speed_scaler);
void stick_mix_channel(RC_Channel *channel, int16_t &servo_out);
void stabilize_stick_mixing_direct();
void stabilize_stick_mixing_fbw();
void stabilize_yaw(float speed_scaler);
void stabilize_training(float speed_scaler);
void stabilize_acro(float speed_scaler);
void calc_nav_yaw_coordinated(float speed_scaler);
void calc_nav_yaw_course(void);
void calc_nav_yaw_ground(void);
void throttle_slew_limit(int16_t last_throttle);
void flap_slew_limit(int8_t &last_value, int8_t &new_value);
bool suppress_throttle(void);
void channel_output_mixer(uint8_t mixing_type, int16_t &chan1_out, int16_t &chan2_out);
void flaperon_update(int8_t flap_percent);
bool start_command(const AP_Mission::Mission_Command& cmd);
bool verify_command(const AP_Mission::Mission_Command& cmd);
void do_takeoff(const AP_Mission::Mission_Command& cmd);
void do_nav_wp(const AP_Mission::Mission_Command& cmd);
void do_land(const AP_Mission::Mission_Command& cmd);
void loiter_set_direction_wp(const AP_Mission::Mission_Command& cmd);
void do_loiter_unlimited(const AP_Mission::Mission_Command& cmd);
void do_loiter_turns(const AP_Mission::Mission_Command& cmd);
void do_loiter_time(const AP_Mission::Mission_Command& cmd);
void do_altitude_wait(const AP_Mission::Mission_Command& cmd);
void do_continue_and_change_alt(const AP_Mission::Mission_Command& cmd);
void do_loiter_to_alt(const AP_Mission::Mission_Command& cmd);
bool verify_nav_wp(const AP_Mission::Mission_Command& cmd);
void do_wait_delay(const AP_Mission::Mission_Command& cmd);
void do_change_alt(const AP_Mission::Mission_Command& cmd);
void do_within_distance(const AP_Mission::Mission_Command& cmd);
void do_change_speed(const AP_Mission::Mission_Command& cmd);
void do_set_home(const AP_Mission::Mission_Command& cmd);
void do_digicam_configure(const AP_Mission::Mission_Command& cmd);
void do_digicam_control(const AP_Mission::Mission_Command& cmd);
bool start_command_callback(const AP_Mission::Mission_Command &cmd);
bool verify_command_callback(const AP_Mission::Mission_Command& cmd);
void print_flight_mode(AP_HAL::BetterStream *port, uint8_t mode);
void run_cli(AP_HAL::UARTDriver *port);
bool restart_landing_sequence();
void log_init();
void init_capabilities(void);
void dataflash_periodic(void);
uint16_t throttle_min(void) const;
void do_parachute(const AP_Mission::Mission_Command& cmd);
void parachute_check();
void parachute_release();
bool parachute_manual_release();
void accel_cal_update(void);
public:
void mavlink_delay_cb();
void failsafe_check(void);
bool print_log_menu(void);
int8_t dump_log(uint8_t argc, const Menu::arg *argv);
int8_t erase_logs(uint8_t argc, const Menu::arg *argv);
int8_t select_logs(uint8_t argc, const Menu::arg *argv);
int8_t process_logs(uint8_t argc, const Menu::arg *argv);
int8_t setup_mode(uint8_t argc, const Menu::arg *argv);
int8_t setup_factory(uint8_t argc, const Menu::arg *argv);
int8_t setup_erase(uint8_t argc, const Menu::arg *argv);
int8_t test_mode(uint8_t argc, const Menu::arg *argv);
int8_t reboot_board(uint8_t argc, const Menu::arg *argv);
int8_t main_menu_help(uint8_t argc, const Menu::arg *argv);
int8_t test_radio_pwm(uint8_t argc, const Menu::arg *argv);
int8_t test_passthru(uint8_t argc, const Menu::arg *argv);
int8_t test_radio(uint8_t argc, const Menu::arg *argv);
int8_t test_failsafe(uint8_t argc, const Menu::arg *argv);
int8_t test_relay(uint8_t argc, const Menu::arg *argv);
int8_t test_wp(uint8_t argc, const Menu::arg *argv);
void test_wp_print(const AP_Mission::Mission_Command& cmd);
int8_t test_xbee(uint8_t argc, const Menu::arg *argv);
int8_t test_modeswitch(uint8_t argc, const Menu::arg *argv);
int8_t test_logging(uint8_t argc, const Menu::arg *argv);
int8_t test_gps(uint8_t argc, const Menu::arg *argv);
int8_t test_ins(uint8_t argc, const Menu::arg *argv);
int8_t test_mag(uint8_t argc, const Menu::arg *argv);
int8_t test_airspeed(uint8_t argc, const Menu::arg *argv);
int8_t test_pressure(uint8_t argc, const Menu::arg *argv);
int8_t test_shell(uint8_t argc, const Menu::arg *argv);
};
#define MENU_FUNC(func) FUNCTOR_BIND(&plane, &Plane::func, int8_t, uint8_t, const Menu::arg *)
extern const AP_HAL::HAL& hal;
extern Plane plane;
using AP_HAL::millis;
using AP_HAL::micros;
#endif // _PLANE_H_
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