@Override
    public void tick() {
        if (!isMounted) { return; }
        if (tick == 0) {
            final Location start = player.getLocation();
            final Location end = start.clone().add(start.getDirection().multiply(20));
            this.x0 = start.getX();
            this.y0 = start.getY();
            this.z0 = start.getZ();
            this.x1 = end.getX();
            this.y1 = end.getY();
            this.z1 = end.getZ();
        }
        double x = (x1 - x0) / TERMINAL_TIME;
        double y = - GRAVITY * tick + ((y1 - y0 + GRAVITY * TERMINAL_TIME * TERMINAL_TIME) / TERMINAL_TIME);
        double z = (z1 - z0) / TERMINAL_TIME;
        player.getBukkitPlayer().setVelocity(new Vector(x, y, z));
        if (++tick >= TERMINAL_TIME) {
            this.isMounted = false;
            tick = 0;
        }
    }