Unity中ViewportToWorldPoint的使用

最新推荐文章于 2025-05-18 07:32:18 发布

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最新推荐文章于 2025-05-18 07:32:18 发布

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文章标签： Unity

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public class Player : MonoBehaviour
{
    private float leftBorder;
    private float rightBorder;
    private void Start()
    {
        leftBorder = Camera.main.ViewportToWorldPoint(new Vector3(0, 0)).x;
        rightBorder = Camera.main.ViewportToWorldPoint(new Vector3(1, 0)).x;
    }
    private void Update()
    {
        Vector3 acc = Vector3.zero;
        Vector3 diff;
        if (Input.GetKey(KeyCode.LeftArrow))
        {
            transform.localScale = new Vector3(-1, 1, 1);
            acc.x = -0.1f;
        }
        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);

        if(diff .x <leftBorder)
        {
            diff.x = rightBorder;
        }
        if(diff .x >rightBorder)
        {
            diff.x = leftBorder;
        }

        transform.localPosition = diff;
    }
}