RaycastHit2D hit = Physics2D.Linecast(targetPos, targetPos + new Vector2(h, v));//射线检测(起始位置,和目标位置)RaycastHit2D hit = Physics2D.Linecast(targetPos
RaycastHit2D hit = Physics2D.Linecast(targetPos, targetPos + new Vector2(h, v));//射线检测(起始位置,和目标位置)RaycastHit2D hit = Physics2D.Linecast(targetPos