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添加力

跳起来​

GetComponent<Rigidbody2D>().velocity = Vector2.zero;
GetComponent<Rigidbody2D>().AddForce(new Vector2(0, 12 * x), ForceMode2D.Impulse);
  • ForceMode2D.Impulse 瞬时的力
  • ForceMode2D.Force 持久的力

跳起来左右移动​

            Vector3 acc = Vector3.zero;
            Vector3 diff;
            if (Input.GetKey(KeyCode.LeftArrow))
            {
                acc.x = -0.1f;
                transform.localScale = new Vector3(-1, 1, 1);
            }
            if (Input.GetKey(KeyCode.RightArrow))
            {
                transform.localScale = new Vector3(1, 1, 1);
                acc.x = 0.1f;
            }

            diff = Vector3.MoveTowards(transform.localPosition, transform.localPosition + acc, 0.5f * Time.time);
            diff.y = transform.localPosition.y;
            diff.z = 0;
            //设置边界
            if (diff.x < leftBorder)
            {
                diff.x = rightBorder;
            }
            if (diff.x > rightBorder)
            {
                diff.x = leftBorder;
            }
            transform.localPosition = diff;