AP_RollController.h

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#pragma once

#include <AP_AHRS/AP_AHRS.h>
#include <AP_Common/AP_Common.h>
#include <AP_Vehicle/AP_Vehicle.h>
#include "AP_AutoTune.h"
#include <DataFlash/DataFlash.h>
#include <AP_Math/AP_Math.h>

class AP_RollController {
public:
    AP_RollController(AP_AHRS &ahrs, const AP_Vehicle::FixedWing &parms, DataFlash_Class &_dataflash)
        : aparm(parms)
        , autotune(gains, AP_AutoTune::AUTOTUNE_ROLL, parms, _dataflash)
        , _ahrs(ahrs)
    {
        AP_Param::setup_object_defaults(this, var_info);
    }

    /* Do not allow copies */
    AP_RollController(const AP_RollController &other) = delete;
    AP_RollController &operator=(const AP_RollController&) = delete;

    int32_t get_rate_out(float desired_rate, float scaler);
    int32_t get_servo_out(int32_t angle_err, float scaler, bool disable_integrator);

    void reset_I();

    void autotune_start(void) { autotune.start(); }
    void autotune_restore(void) { autotune.stop(); }

    const       DataFlash_Class::PID_Info& get_pid_info(void) const { return _pid_info; }

    static const struct AP_Param::GroupInfo var_info[];


    // tuning accessors
    void kP(float v) { gains.P.set(v); }
    void kI(float v) { gains.I.set(v); }
    void kD(float v) { gains.D.set(v); }
    void kFF(float v) { gains.FF.set(v); }

    AP_Float &kP(void) { return gains.P; }
    AP_Float &kI(void) { return gains.I; }
    AP_Float &kD(void) { return gains.D; }
    AP_Float &kFF(void) { return gains.FF; }

private:
    const AP_Vehicle::FixedWing &aparm;
    AP_AutoTune::ATGains gains;
    AP_AutoTune autotune;
    uint32_t _last_t;
    float _last_out;

    DataFlash_Class::PID_Info _pid_info;

    int32_t _get_rate_out(float desired_rate, float scaler, bool disable_integrator);

    AP_AHRS &_ahrs;

};