Airmove

// AIRMOVE STUFF
    void CalculateDrag(Vector3 direction, Vector3 velocity) {
        dotP = Vector3.Dot(velocity.normalized, direction);
        if (dotP < 0) {
            dotP *= -1;
            drag = dotP * dragMulti * (1 - dotP * 0.9f);
            direction = direction + velocity.normalized * 0.1f;
            body.AddForce(direction * drag * Time.deltaTime, ForceMode.Acceleration);
        }
    }