ardupilot/AntennaTracker/Tracker.h

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/*
Lead developers: Matthew Ridley and Andrew Tridgell
Please contribute your ideas! See http://dev.ardupilot.org 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/>.
*/
#pragma once
////////////////////////////////////////////////////////////////////////////////
// Header includes
////////////////////////////////////////////////////////////////////////////////
#include <cmath>
#include <stdarg.h>
#include <stdio.h>
#include <AP_Common/AP_Common.h>
#include <AP_HAL/AP_HAL.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
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#include <AP_AccelCal/AP_AccelCal.h> // interface and maths for accelerometer calibration
#include <AP_AHRS/AP_AHRS.h> // ArduPilot Mega DCM Library
#include <Filter/Filter.h> // Filter library
#include <AP_Buffer/AP_Buffer.h> // APM FIFO Buffer
#include <AP_SerialManager/AP_SerialManager.h> // Serial manager library
#include <AP_Declination/AP_Declination.h> // ArduPilot Mega Declination Helper Library
#include <DataFlash/DataFlash.h>
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#include <AC_PID/AC_PID.h>
#include <AP_Scheduler/AP_Scheduler.h> // main loop scheduler
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#include <AP_NavEKF2/AP_NavEKF2.h>
#include <AP_NavEKF3/AP_NavEKF3.h>
#include <AP_Vehicle/AP_Vehicle.h>
#include <AP_Mission/AP_Mission.h>
#include <AP_Terrain/AP_Terrain.h>
#include <AP_Rally/AP_Rally.h>
#include <AP_Notify/AP_Notify.h> // Notify library
#include <AP_BattMonitor/AP_BattMonitor.h> // Battery monitor library
#include <AP_Airspeed/AP_Airspeed.h>
#include <RC_Channel/RC_Channel.h>
#include <AP_BoardConfig/AP_BoardConfig.h>
#include <AP_BoardConfig/AP_BoardConfig_CAN.h>
#include <AP_OpticalFlow/AP_OpticalFlow.h>
#include <AP_RangeFinder/AP_RangeFinder.h>
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#include <AP_Beacon/AP_Beacon.h>
// Configuration
#include "config.h"
#include "defines.h"
#include "Parameters.h"
#include "GCS_Mavlink.h"
#include "GCS_Tracker.h"
#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
#include <SITL/SITL.h>
#endif
class Tracker : public AP_HAL::HAL::Callbacks {
public:
friend class GCS_MAVLINK_Tracker;
friend class GCS_Tracker;
friend class Parameters;
Tracker(void);
static const AP_FWVersion fwver;
// HAL::Callbacks implementation.
void setup() override;
void loop() override;
private:
Parameters g;
// main loop scheduler
AP_Scheduler scheduler;
// notification object for LEDs, buzzers etc
AP_Notify notify;
uint32_t start_time_ms = 0;
bool usb_connected = false;
DataFlash_Class DataFlash;
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AP_GPS gps;
AP_Baro barometer;
Compass compass;
AP_InertialSensor ins;
RangeFinder rng{serial_manager, ROTATION_NONE};
// Inertial Navigation EKF
#if AP_AHRS_NAVEKF_AVAILABLE
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NavEKF2 EKF2{&ahrs, rng};
NavEKF3 EKF3{&ahrs, rng};
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AP_AHRS_NavEKF ahrs{EKF2, EKF3};
#else
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AP_AHRS_DCM ahrs;
#endif
#if CONFIG_HAL_BOARD == HAL_BOARD_SITL
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SITL::SITL sitl;
#endif
/**
antenna control channels
*/
RC_Channels rc_channels;
SRV_Channels servo_channels;
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LowPassFilterFloat yaw_servo_out_filt;
LowPassFilterFloat pitch_servo_out_filt;
bool yaw_servo_out_filt_init = false;
bool pitch_servo_out_filt_init = false;
AP_SerialManager serial_manager;
GCS_Tracker _gcs; // avoid using this; use gcs()
GCS_Tracker &gcs() { return _gcs; }
AP_BoardConfig BoardConfig;
#if HAL_WITH_UAVCAN
// board specific config for CAN bus
AP_BoardConfig_CAN BoardConfig_CAN;
#endif
// Battery Sensors
AP_BattMonitor battery{MASK_LOG_CURRENT,
FUNCTOR_BIND_MEMBER(&Tracker::handle_battery_failsafe, void, const char*, const int8_t),
nullptr};
struct Location current_loc;
enum ControlMode control_mode = INITIALISING;
// Vehicle state
struct {
bool location_valid; // true if we have a valid location for the vehicle
Location location; // lat, long in degrees * 10^7; alt in meters * 100
Location location_estimate; // lat, long in degrees * 10^7; alt in meters * 100
uint32_t last_update_us; // last position update in microseconds
uint32_t last_update_ms; // last position update in milliseconds
Vector3f vel; // the vehicle's velocity in m/s
int32_t relative_alt; // the vehicle's relative altitude in meters * 100
} vehicle;
// Navigation controller state
struct {
float bearing; // bearing to vehicle in centi-degrees
float distance; // distance to vehicle in meters
float pitch; // pitch to vehicle in degrees (positive means vehicle is above tracker, negative means below)
float angle_error_pitch; // angle error between target and current pitch in centi-degrees
float angle_error_yaw; // angle error between target and current yaw in centi-degrees
float alt_difference_baro; // altitude difference between tracker and vehicle in meters according to the barometer. positive value means vehicle is above tracker
float alt_difference_gps; // altitude difference between tracker and vehicle in meters according to the gps. positive value means vehicle is above tracker
float altitude_offset; // offset in meters which is added to tracker altitude to align altitude measurements with vehicle's barometer
bool manual_control_yaw : 1;// true if tracker yaw is under manual control
bool manual_control_pitch : 1;// true if tracker pitch is manually controlled
bool need_altitude_calibration : 1;// true if tracker altitude has not been determined (true after startup)
bool scan_reverse_pitch : 1;// controls direction of pitch movement in SCAN mode
bool scan_reverse_yaw : 1;// controls direction of yaw movement in SCAN mode
} nav_status = {0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, false, false, true, false, false};
// setup the var_info table
AP_Param param_loader{var_info};
uint8_t one_second_counter = 0;
bool target_set = false;
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// use this to prevent recursion during sensor init
bool in_mavlink_delay = false;
static const AP_Scheduler::Task scheduler_tasks[];
static const AP_Param::Info var_info[];
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static const struct LogStructure log_structure[];
void one_second_loop();
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void ten_hz_logging_loop();
void send_attitude(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_simstate(mavlink_channel_t chan);
void gcs_data_stream_send(void);
void gcs_update(void);
void gcs_retry_deferred(void);
void load_parameters(void);
void update_auto(void);
void calc_angle_error(float pitch, float yaw, bool direction_reversed);
void convert_ef_to_bf(float pitch, float yaw, float& bf_pitch, float& bf_yaw);
bool convert_bf_to_ef(float pitch, float yaw, float& ef_pitch, float& ef_yaw);
bool get_ef_yaw_direction();
void update_manual(void);
void update_scan(void);
bool servo_test_set_servo(uint8_t servo_num, uint16_t pwm);
void read_radio();
void update_barometer(void);
void update_ahrs();
void update_compass(void);
void compass_accumulate(void);
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void accel_cal_update(void);
void update_GPS(void);
void init_servos();
void update_pitch_servo(float pitch);
void update_pitch_position_servo(void);
void update_pitch_cr_servo(float pitch);
void update_pitch_onoff_servo(float pitch);
void update_yaw_servo(float yaw);
void update_yaw_position_servo(void);
void update_yaw_cr_servo(float yaw);
void update_yaw_onoff_servo(float yaw);
void init_tracker();
bool get_home_eeprom(struct Location &loc);
void set_home_eeprom(struct Location temp);
void set_home(struct Location temp);
void set_ekf_origin(const Location& loc);
void arm_servos();
void disarm_servos();
void prepare_servos();
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void set_mode(enum ControlMode mode, mode_reason_t reason);
void check_usb_mux(void);
void update_vehicle_pos_estimate();
void update_tracker_position();
void update_bearing_and_distance();
void update_tracking(void);
void tracking_update_position(const mavlink_global_position_int_t &msg);
void tracking_update_pressure(const mavlink_scaled_pressure_t &msg);
void tracking_manual_control(const mavlink_manual_control_t &msg);
void update_armed_disarmed();
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void init_capabilities(void);
void compass_cal_update();
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void Log_Write_Attitude();
void Log_Write_Baro(void);
void Log_Write_Vehicle_Pos(int32_t lat,int32_t lng,int32_t alt, const Vector3f& vel);
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void Log_Write_Vehicle_Baro(float pressure, float altitude);
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void Log_Write_Vehicle_Startup_Messages();
void log_init(void);
bool should_log(uint32_t mask);
void handle_battery_failsafe(const char* type_str, const int8_t action);
public:
void mavlink_delay_cb();
};
extern const AP_HAL::HAL& hal;
extern Tracker tracker;