182 lines
7.9 KiB
C#
182 lines
7.9 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// 激光控制脚本（激光蟹专用，与钻头蟹的 SpecialBulletMove 同级对应——控制"发射物"）。
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///
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/// ⭐ 激光特效是【炮台预制体里的子节点】（随炮台摆好位置/朝向，跟随 turretRotate 旋转）：
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/// 不克隆特效，直接在生成的炮台实例里找到节点 SetActive 激活/关闭。
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///
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/// 两种形态的激活时序（Inspector 拖炮台里的 4 个特效节点，或用默认名自动找）：
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/// 蓝：LaserBlue_hit 激活 0.5s → 关 → LaserBlue 激活持续 N 秒(期间扫鱼)
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/// 紫：Laserpurple_hit 激活 0.5s → 关 → Laserpurple 激活持续 N 秒(期间扫鱼)
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/// 两种形态跑完 → 销毁自身（控制器检测到走 onFinished 结算）。
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///
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/// 扫鱼：每帧沿炮台瞄准方向(长×宽 OverlapBox)，扫到的普通鱼全部死亡
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/// （帧同步由创建方回调注入），同一条鱼只杀一次。
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/// </summary>
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public class SpecialLaserMove : MonoBehaviour
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{
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[Header("激光节点（从炮台预制体里拖；留空则按默认名在炮台实例里自动找）")]
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[Tooltip("蓝色形态 hit 节点（先激活 hitTime 秒）")]
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public GameObject laserBlueHit;
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[Tooltip("蓝色形态主激光（hit 播完激活，持续 laserDuration 秒）")]
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public GameObject laserBlue;
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[Tooltip("紫色形态 hit 节点（蓝色结束后先激活 hitTime 秒）")]
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public GameObject laserPurpleHit;
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[Tooltip("紫色形态主激光（hit 播完激活，持续 laserDuration 秒）")]
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public GameObject laserPurple;
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[Header("激光参数")]
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[Tooltip("hit 节点播放时长(秒)")]
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public float hitTime = 0.5f;
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[Tooltip("每种形态主激光持续时长(秒)，期间扫到就杀")]
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public float laserDuration = 3f;
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[Tooltip("激光扫鱼判定宽度（世界单位）")]
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public float laserWidth = 1.5f;
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[Tooltip("杀鱼的物理层（默认取 Fish 层）")]
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public LayerMask fishLayer;
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/// <summary>杀鱼回调（创建方设置：Id_DieFish_FX 帧同步加分）</summary>
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public System.Action<MonsterContral> onHitFish;
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/// <summary>激光全部跑完回调（蓝+紫两形态结束）：由创建方接（销毁等待用的 holder 等）</summary>
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public System.Action onFinished;
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private readonly HashSet<string> _killed = new HashSet<string>();
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private SitPosData _sit; // 击杀者座位
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private Transform _turret; // 生成的激光炮台实例（激光节点的父物体）
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/// <summary>
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/// 初始化并开始激光。
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/// </summary>
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/// <param name="sit">击杀者座位（扫射方向=turretRotate 朝向，起点=炮台子弹起点）</param>
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/// <param name="turret">生成的激光炮台实例（激光特效节点在其中）</param>
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/// <param name="hitFish">杀鱼回调（帧同步逻辑由创建方注入）</param>
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public void Init(SitPosData sit, Transform turret, System.Action<MonsterContral> hitFish)
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{
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_sit = sit;
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_turret = turret;
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onHitFish = hitFish;
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_killed.Clear();
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if (fishLayer.value == 0) fishLayer = LayerMask.GetMask("Fish");
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// Inspector 拖的引用是预制体资源上的节点 → 运行时要在【炮台实例】里找同名节点激活
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laserBlueHit = ResolveNode(laserBlueHit, _turret);
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laserBlue = ResolveNode(laserBlue, _turret);
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laserPurpleHit = ResolveNode(laserPurpleHit, _turret);
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laserPurple = ResolveNode(laserPurple, _turret);
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StartCoroutine(LaserRoutine());
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}
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/// <summary>
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/// 把预制体资源引用解析成炮台实例里的同名节点：
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/// 拖的引用非炮台实例子物体时，按节点名在实例里深度查找（含未激活节点）。
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/// </summary>
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private GameObject ResolveNode(GameObject dragged, Transform turret)
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{
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if (dragged == null || turret == null) return dragged;
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if (dragged.transform.IsChildOf(turret)) return dragged; // 已经是实例里的节点
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// 拖的是预制体资源节点 → 在炮台实例里深度找同名节点（含未激活）
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foreach (var t in turret.GetComponentsInChildren<Transform>(true))
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{
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if (t.name == dragged.name) return t.gameObject;
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}
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Debug.LogWarning($"[SpecialLaserMove] 炮台实例里未找到节点 {dragged.name}，将直接激活拖入的引用");
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return dragged;
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}
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private IEnumerator LaserRoutine()
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{
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// ===== 形态1：蓝色（hit → 主激光）=====
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yield return PlayForm(laserBlueHit, laserBlue);
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// ===== 形态2：紫色（hit → 主激光）=====
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yield return PlayForm(laserPurpleHit, laserPurple);
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// ===== 两种形态跑完 → 回调（创建方销毁等待 holder / 走结算）=====
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// ⭐ 不销毁自身：本组件通常挂在炮台预制体上，炮台由事件流程统一销毁
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onFinished?.Invoke();
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}
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/// <summary>播放一种形态：hit 节点激活 hitTime 秒 → 关 → 主激光激活 laserDuration 秒(期间扫鱼)</summary>
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private IEnumerator PlayForm(GameObject hitObj, GameObject laserObj)
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{
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// 1. hit 节点：激活播 hitTime 秒
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SetActive(hitObj, true);
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yield return new WaitForSeconds(hitTime);
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SetActive(hitObj, false);
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// 2. 主激光：激活持续 laserDuration 秒，期间每帧扫鱼（节点在炮台里，自动跟随瞄准旋转）
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SetActive(laserObj, true);
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float fireEnd = Time.time + laserDuration;
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while (Time.time < fireEnd)
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{
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SweepKillFish();
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yield return null;
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}
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SetActive(laserObj, false);
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}
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/// <summary>沿炮台当前瞄准方向扫一条宽激光，范围内普通鱼全部击杀（同一条只杀一次）</summary>
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private void SweepKillFish()
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{
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if (_sit == null || onHitFish == null) return;
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// 起点：炮台子弹起点(3D 世界坐标)
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Vector3 origin = _sit.currentTurret != null
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? (Vector3)_sit.currentTurret.GetBulletStartWorldPos()
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: (Vector3)_sit.GetBulletStartPos();
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origin.z = 0;
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// 朝向：turretRotate 的"上"（激光节点挂在炮台里，跟随一起旋转）
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Vector2 dir = _sit.turretRotate != null
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? (Vector2)(_sit.turretRotate.rotation * Vector3.up)
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: Quaternion.Euler(0, 0, _sit.currentAngle) * Vector2.up;
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if (dir.sqrMagnitude < 0.0001f) return;
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dir.Normalize();
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// 扫射长度=屏幕对角线（3D 不放特效，只有碰撞判定；特效在炮台里显示）
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float len = ScreenDiagonal();
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Vector2 center = origin + (Vector3)(dir * (len * 0.5f));
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float angle = Mathf.Atan2(dir.y, dir.x) * Mathf.Rad2Deg;
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var hits = Physics2D.OverlapBoxAll(center, new Vector2(len, laserWidth), angle, fishLayer);
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foreach (var h in hits)
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{
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if (!h.CompareTag("Fish")) continue;
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var fish = h.GetComponentInParent<MonsterContral>();
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if (fish == null || fish.isDead) continue;
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if (!_killed.Add(fish.guid)) continue; // 同一条鱼只杀一次
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onHitFish(fish);
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}
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}
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/// <summary>屏幕对角线长度（激光默认长度，保证横穿屏幕）</summary>
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private float ScreenDiagonal()
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{
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Camera cam = Camera.main;
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if (cam == null || !cam.orthographic) return 40f;
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float h = cam.orthographicSize * 2f;
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float w = h * cam.aspect;
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return Mathf.Sqrt(h * h + w * w);
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}
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private static void SetActive(GameObject obj, bool active)
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{
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if (obj != null) obj.SetActive(active);
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}
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private void OnDestroy()
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{
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StopAllCoroutines();
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// 兜底：意外销毁时把节点全部复位
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SetActive(laserBlueHit, false);
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SetActive(laserBlue, false);
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SetActive(laserPurpleHit, false);
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SetActive(laserPurple, false);
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}
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}
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