using System.Collections; using System.Collections.Generic; using Unity.VisualScripting; using UnityEngine; using UnityEngine.UI; using UnityEngine.AI; [RequireComponent(typeof(Rigidbody))] public class EnemyRun : MonoBehaviour { private Transform player; private Rigidbody rb; private Animator animator; private NavMeshAgent agent; private Vector3 velocity; public float gravity = -99f; public float groundCheckDistance = 0.4f; public LayerMask groundMask; private Slider hpSlider; private float Hp = 100f; private bool isGrounded; private Vector3 lastValidPosition; void Start() { player = GameObject.FindWithTag("Player").GetComponent<Transform>(); hpSlider = transform.Find("Canvas/Slider").GetComponent<Slider>(); animator = GetComponent<Animator>(); rb = GetComponent<Rigidbody>(); agent = GetComponent<NavMeshAgent>(); rb.constraints = RigidbodyConstraints.FreezeRotation; lastValidPosition = transform.position; } void Update() { hpSlider.value = Hp; if (Hp <= 0) { agent.enabled = false; rb.isKinematic = true; animator.SetBool("isDeath", true); return; } if (agent.isOnNavMesh) { lastValidPosition = transform.position; } if (agent.enabled && player != null) { agent.SetDestination(player.position); } } public void FixedUpdate() { isGrounded = Physics.CheckSphere(transform.position, groundCheckDistance, groundMask); if (isGrounded && velocity.y < 0) { velocity.y = -2f; } velocity.y += gravity * Time.deltaTime; if(!agent.enabled) { rb.velocity = new Vector3(rb.velocity.x, velocity.y, rb.velocity.z); } } public void OnCollisionEnter(Collision collision) { if (Hp <= 0) return; TakeDamage(0f); if (collision.collider.CompareTag ("shot")) { TakeDamage(6f); } if (collision.collider.CompareTag("ricochet")) { TakeDamage(9f); } if (collision.collider.CompareTag("penetration")) { TakeDamage(18f); } } public void TakeDamage(float damge) { if (Hp <= 0) return; Hp -= damge; agent.enabled = false; rb.isKinematic = false; rb.AddForce((Vector3.up + Random.insideUnitSphere * 0.3f) * 3f, ForceMode.Impulse); CancelInvoke(nameof(ResetNavigation)); Invoke(nameof(ResetNavigation), 0.5f); } void ResetNavigation() { rb.velocity = Vector3.zero; rb.angularVelocity = Vector3.zero; if (!agent.isOnNavMesh) { if (NavMesh.SamplePosition(lastValidPosition, out NavMeshHit hit, 5f, NavMesh.AllAreas)) { transform.position = hit.position; agent.Warp(hit.position); } else { Debug.LogWarning("无法找到有效导航位置，敌人将被销毁"); Destroy(gameObject); } } rb.isKinematic = true; agent.enabled = true; } } 敌人被击中后每次都掉出地图，怎么解决