得意黑字体安装
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using UnityEngine;
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/// <summary>
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/// 敌人追踪：朝目标（玩家）移动，进入销毁半径后自我销毁。
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///
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/// 目标引用在 Inspector / 预制体实例里接好——预制体资产本身存不下场景对象，
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/// 所以每个场景实例各自接一次；代码里不按名字 / 标签查找节点。
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/// 移动直接改 transform，不依赖 CharacterController / Rigidbody，只在水平面内走，
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/// 高度保持不变。
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///
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/// 死亡流程：一进入销毁半径就立刻在 dieFxPos 节点处生成死亡特效预制体（die_fx，预制体引用，
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/// 允许留空）、用 Animator 播死亡动画（把 dieParamName 这个 bool 置为 true，都允许留空），
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/// 再等「延迟死亡」的时间，到点销毁自己；延迟期间停止移动和转身。
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/// 也就是说 die_delay 延迟的是「身体消失」，不是特效/动画的播放时机——
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/// 想看清死亡动画，把 die_delay 设成动画时长即可（三个变量互不关联）。
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/// </summary>
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[DisallowMultipleComponent]
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public class EnemyChaseController : MonoBehaviour
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{
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[Header("引用（必须在 Inspector / 预制体实例里指定）")]
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[Tooltip("追踪目标，拖玩家根节点进来；留空敌人不会移动")]
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[SerializeField] private Transform target;
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[Header("移动")]
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[Tooltip("最大移动速度（单位/秒）")]
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[SerializeField] private float moveSpeed = 3f;
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[Tooltip("加速度（单位/秒²），决定从静止加到最大速度的快慢；0 = 立刻满速")]
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[SerializeField] private float acceleration = 10f;
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[Tooltip("转身速度，越大转得越快；0 = 不转身，保持初始朝向")]
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[SerializeField] private float turnSpeed = 10f;
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[Tooltip("销毁半径：与目标的水平距离小于它时销毁自己（0 = 贴身才销毁）")]
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[SerializeField] private float destroyDistance = 0.8f;
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[Header("死亡")]
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[Tooltip("死亡特效预制体，允许留空。在 dieFxPos 处生成一份，按自身时长兜底回收")]
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[SerializeField] private GameObject dieFx;
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[Tooltip("死亡特效的生成位置，拖敌人下的定位节点（例如 fx_die_pos）；留空则在敌人自身位置生成")]
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[SerializeField] private Transform dieFxPos;
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[Tooltip("敌人身上的 Animator，死亡动画由它播；留空则不播死亡动画")]
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[SerializeField] private Animator animator;
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[Tooltip("死亡动画的 bool 参数名，对应 Animator 里的参数；置 true 触发死亡动画，留空则不播")]
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[SerializeField] private string dieParamName = "is_die";
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[Tooltip("延迟死亡：进入销毁半径后再等这么久才销毁自己（0 = 立刻消失，特效和动画也就看不到）")]
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[SerializeField] private float dieDelay = 0f;
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private float _currentSpeed;
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private bool _dying;
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private float _dieTimer;
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private void Awake()
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{
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if (target == null)
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Debug.LogError("[EnemyChaseController] 没有指定追踪目标（target），请在 Inspector / 预制体实例里拖入玩家。", this);
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if (animator == null)
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Debug.LogError("[EnemyChaseController] 没有指定 Animator（animator），死亡动画不会播。", this);
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}
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private void Update()
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{
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if (_dying)
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{
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_dieTimer -= Time.deltaTime;
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if (_dieTimer <= 0f)
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Destroy(gameObject);
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return;
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}
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if (target == null)
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return;
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Vector3 toTarget = target.position - transform.position;
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toTarget.y = 0f; // 只在水平面内追踪，高度不变
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float distance = toTarget.magnitude;
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if (distance <= destroyDistance)
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{
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StartDying();
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return;
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}
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Vector3 direction = toTarget / Mathf.Max(distance, 0.0001f);
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_currentSpeed = acceleration > 0f
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? Mathf.MoveTowards(_currentSpeed, moveSpeed, acceleration * Time.deltaTime)
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: moveSpeed;
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transform.position += direction * (_currentSpeed * Time.deltaTime);
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if (turnSpeed > 0f)
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transform.rotation = Quaternion.Slerp(
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transform.rotation,
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Quaternion.LookRotation(direction),
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turnSpeed * Time.deltaTime);
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}
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/// <summary>进入销毁半径：立刻生成死亡特效、播死亡动画，然后开始倒计时。</summary>
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private void StartDying()
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{
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_dying = true;
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_dieTimer = dieDelay;
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SpawnDeathPrefab(dieFx);
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if (animator != null && !string.IsNullOrEmpty(dieParamName))
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animator.SetBool(dieParamName, true);
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if (_dieTimer <= 0f)
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Destroy(gameObject);
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}
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/// <summary>在敌人当前位置生成死亡用的预制体，并按它自己的时长兜底回收。</summary>
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private void SpawnDeathPrefab(GameObject prefab)
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{
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if (prefab == null)
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return;
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Transform spawn = dieFxPos != null ? dieFxPos : transform;
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GameObject instance = Instantiate(prefab, spawn.position, spawn.rotation);
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Destroy(instance, Lifespan(instance));
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}
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/// <summary>
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/// 估这个实例能播多久：粒子取「时长 + 最长粒子寿命」，旧版动画取 Clip 长度，取最长的一个。
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/// 只是兜底回收，预制体自己销毁也可以（重复销毁无害）。
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/// </summary>
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private static float Lifespan(GameObject instance)
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{
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float longest = 0f;
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foreach (ParticleSystem ps in instance.GetComponentsInChildren<ParticleSystem>(true))
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{
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ParticleSystem.MainModule main = ps.main;
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longest = Mathf.Max(longest, main.duration + main.startLifetime.constantMax);
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}
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foreach (Animation animation in instance.GetComponentsInChildren<Animation>(true))
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foreach (AnimationState state in animation)
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longest = Mathf.Max(longest, state.length);
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return longest > 0f ? longest : 1f; // 认不出时长时给个兜底
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}
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/// <summary>在场景视图里画出销毁半径，方便对着调数值。</summary>
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private void OnDrawGizmosSelected()
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{
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Gizmos.color = new Color(1f, 0.3f, 0.3f, 0.6f);
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Gizmos.DrawWireSphere(transform.position, destroyDistance);
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}
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}
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@@ -0,0 +1,2 @@
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fileFormatVersion: 2
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guid: 6cfa95cf7b0a943c4904a13297c823e3
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@@ -4,14 +4,14 @@ using UnityEngine;
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/// 用 UI 虚拟摇杆（移动轮盘）驱动角色移动，替代原来的点击地面移动。
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///
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/// 用法：挂在带 CharacterController 的角色上，把场景里的 <see cref="VirtualJoystick"/>
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/// 拖到 joystick 字段（留空会在运行时自动查找）。
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/// 拖到 joystick 字段（在 Inspector / 预制体里接线，代码里不查找节点）。
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/// 摇杆方向默认按摄像机朝向换算成世界方向，推杆越满速度越快；只做水平移动，y 不变。
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/// </summary>
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[RequireComponent(typeof(CharacterController))]
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public class PlayerMoveController : MonoBehaviour
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{
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[Header("输入")]
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[Tooltip("移动轮盘；留空则在运行时自动查找场景中的 VirtualJoystick")]
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[Tooltip("移动轮盘；必须在 Inspector / 预制体里指定，留空角色不会移动")]
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[SerializeField] private VirtualJoystick joystick;
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[Tooltip("是否按摄像机朝向移动（关掉则按世界坐标轴移动）")]
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@@ -37,16 +37,9 @@ public class PlayerMoveController : MonoBehaviour
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private void Awake()
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{
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_controller = GetComponent<CharacterController>();
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}
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private void Start()
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{
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// 场景里只有一个轮盘时自动接管，省得手动拖引用
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if (joystick == null)
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joystick = FindFirstObjectByType<VirtualJoystick>(FindObjectsInactive.Include);
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if (joystick == null)
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Debug.LogWarning("[PlayerMoveController] 场景里没找到 VirtualJoystick（移动轮盘），角色不会移动。");
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Debug.LogError("[PlayerMoveController] 没有指定移动轮盘（joystick），请在 Inspector / 预制体里拖入。", this);
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}
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private void Update()
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@@ -3,9 +3,8 @@ using UnityEngine.EventSystems;
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using UnityEngine.UI;
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/// <summary>
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/// 屏幕虚拟摇杆（移动轮盘）。挂在预制体根节点上，子物体约定按名字查找：
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/// Background —— 底盘（RectTransform + Image）
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/// Handle —— 摇杆头（RectTransform + Image）
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/// 屏幕虚拟摇杆（移动轮盘）。挂在预制体根节点上，底盘和摇杆头两个引用
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/// （background / handle）在 Inspector / 预制体里接好，代码里不按名字查找节点。
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///
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/// 鼠标按住拖拽或手指触摸都可以操作，对外输出归一化方向 <see cref="Value"/>：
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/// x = 左右（右为正），y = 前后（上为正），模长 0~1 表示推杆幅度。
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@@ -14,8 +13,11 @@ using UnityEngine.UI;
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[DisallowMultipleComponent]
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public class VirtualJoystick : MonoBehaviour, IPointerDownHandler, IDragHandler, IPointerUpHandler
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{
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[Header("引用（留空则按子物体名自动查找）")]
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[Header("引用（必须在 Inspector / 预制体里指定）")]
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[Tooltip("摇杆底盘（RectTransform）。拖拽位置以它的轴心为圆心换算，必须是捕获点击的那个节点")]
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[SerializeField] private RectTransform background;
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[Tooltip("摇杆头（RectTransform），跟着拖拽移动")]
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[SerializeField] private RectTransform handle;
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[Header("手感（距离单位是 UI 像素，以底盘轴心为圆心）")]
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@@ -45,12 +47,9 @@ public class VirtualJoystick : MonoBehaviour, IPointerDownHandler, IDragHandler,
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private void Awake()
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{
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if (background == null)
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background = FindChildRect("Background");
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// 没有名为 Background 的子物体时，就把挂脚本的这个节点本身当作底盘
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if (background == null)
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background = transform as RectTransform;
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Debug.LogError("[VirtualJoystick] 没有指定摇杆底盘（background），请在 Inspector / 预制体里拖入。", this);
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if (handle == null)
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handle = FindChildRect("Handle");
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Debug.LogError("[VirtualJoystick] 没有指定摇杆头（handle），请在 Inspector / 预制体里拖入。", this);
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_canvas = GetComponentInParent<Canvas>();
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if (handle != null)
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@@ -125,28 +124,4 @@ public class VirtualJoystick : MonoBehaviour, IPointerDownHandler, IDragHandler,
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if (handle != null)
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handle.anchoredPosition = _handleHomePosition + direction * (magnitude * radius);
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}
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private RectTransform FindChildRect(string childName)
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{
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Transform child = transform.Find(childName);
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if (child == null)
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{
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// 允许更深层级，比如 Root/Art/Background
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foreach (RectTransform rt in GetComponentsInChildren<RectTransform>(true))
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{
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if (rt != null && rt != transform && rt.name == childName)
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return rt;
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}
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return null;
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}
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return child as RectTransform;
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}
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private void OnValidate()
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{
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if (handle == null)
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handle = FindChildRect("Handle");
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if (background == null)
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background = FindChildRect("Background") ?? transform as RectTransform;
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}
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}
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