Accel.h

// Copyright 2018 S520
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#ifndef ACCEL_H_
#define ACCEL_H_

/// <summary>
/// 列車の加速度を算出するクラス
/// </summary>
class Accel {
  private:
    float prev_spd_;  //!< 1フレーム前の列車速度[km/h]
    int prev_time_;  //!< 1フレーム前のゲーム内時刻[ms]
    float prev_raw_accel_;  //!< 1フレーム前の生の加速度[km/h/s]
    float alpha_;  //!< 平滑化係数(0<α<1)

    void CalcRawAccel(void);
    void CalcEmaAccel(void);

  public:
    const float *TrainSpeed;  //!< 列車速度[km/h]
    const int *Time;  //!< ゲーム内時刻[ms]
    float raw_accel_;  //!< 生の加速度[km/h/s]
    float ema_accel_;  //!< 指数移動平均加速度[km/h/s]

    Accel(void);
    virtual ~Accel(void);
    void Init(void);
    void Exe(void);
};

#endif  // ACCEL_H_