ardupilot/libraries/AP_AccelCal/AP_AccelCal.h

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C
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#pragma once
#include <GCS_MAVLink/GCS_MAVLink.h>
#include "AccelCalibrator.h"
#define AP_ACCELCAL_MAX_NUM_CLIENTS 4
class GCS_MAVLINK;
class AP_AccelCal_Client;
class AP_AccelCal {
public:
AP_AccelCal():
_use_gcs_snoop(true),
_started(false),
_saving(false)
{ update_status(); }
// start all the registered calibrations
void start(GCS_MAVLINK *gcs);
// called on calibration cancellation
void cancel();
// Run an iteration of all registered calibrations
void update();
// get the status of the calibrator server as a whole
accel_cal_status_t get_status() { return _status; }
// Set vehicle position sent by the GCS
bool gcs_vehicle_position(float position);
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// interface to the clients for registration
static void register_client(AP_AccelCal_Client* client);
void handleMessage(const mavlink_message_t &msg);
private:
GCS_MAVLINK *_gcs;
bool _use_gcs_snoop;
bool _waiting_for_mavlink_ack = false;
uint32_t _last_position_request_ms;
uint8_t _step;
accel_cal_status_t _status;
accel_cal_status_t _last_result;
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static uint8_t _num_clients;
static AP_AccelCal_Client* _clients[AP_ACCELCAL_MAX_NUM_CLIENTS];
// called on calibration success
void success();
// called on calibration failure
void fail();
// reset all the calibrators to there pre calibration stage so as to make them ready for next calibration request
void clear();
// proceed through the collection step for each of the registered calibrators
void collect_sample();
// update the state of the Accel calibrator server
void update_status();
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// checks if no new sample has been received for considerable amount of time
bool check_for_timeout();
// check if client's calibrator is active
bool client_active(uint8_t client_num);
bool _started;
bool _saving;
uint8_t _num_active_calibrators;
AccelCalibrator* get_calibrator(uint8_t i);
void _printf(const char*, ...);
};
class AP_AccelCal_Client {
friend class AP_AccelCal;
private:
// getters
virtual bool _acal_get_saving() { return false; }
virtual bool _acal_get_ready_to_sample() { return true; }
virtual bool _acal_get_fail() { return false; }
virtual AccelCalibrator* _acal_get_calibrator(uint8_t instance) = 0;
// events
virtual void _acal_save_calibrations() = 0;
virtual void _acal_event_success() {};
virtual void _acal_event_cancellation() {};
virtual void _acal_event_failure() {};
};