Files
zeling_v2/Assets/_Game/Scripts/Combat/HurtBox.cs
Joywayer 862a1e5899 fix(combat): 弹反阵营感知——仅玩家弹反才翻转投射物阵营与目标层
新增 Projectile.ReflectBy(parrier):按弹反者根节点 Tag 区分阵营。玩家弹反走原 ReflectAsPlayerProjectile(切 PlayerProjectile 层+切换伤害目标层);敌人弹反敌人投射物时阵营层与目标层均保持不变(仍是敌方投射物、仍打玩家侧),仅反转方向并重置命中记录与预算。HurtBox 弹反分支改传弹反者 Transform;ParryableProjectile 手写弹反分支同步加阵营判断。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-12 10:49:23 +08:00

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using UnityEngine;
using BaseGames.Parry;
namespace BaseGames.Combat
{
/// <summary>
/// 受击盒组件。实现完整 8 步伤害流水线(架构 06_CombatModule §5
/// 挂载在角色根节点或指定子节点上Collider2D 需设 IsTrigger = true
/// Layer = PlayerHurtBox 或 EnemyHurtBox。
/// </summary>
[RequireComponent(typeof(Collider2D))]
public class HurtBox : MonoBehaviour
{
// ── 伤害接受方Awake 注入)──────────────────────────────────────────
private IDamageable _owner;
private IShieldable _shieldable; // 由 PlayerController.Awake() 注入
private ParrySystem _parrySystem; // 由 PlayerController.Awake() 注入
private IPoiseSource _poiseSource; // 由 EnemyBase.Awake() 注入
private IStatusEffectable _statusEffectable; // Awake 缓存,避免每次受击调用 GetComponent
private bool _isHurtBoxInvincible;
private bool _isActive = true;
// 所有者级去重保护:防止同一角色的多个 HurtBox 子节点在同一次 HitBox 激活中被重复伤害
private HurtBoxOwnerGuard _ownerGuard;
// ── 事件频道 ──────────────────────────────────────────────────────────
[SerializeField] private DamageInfoEventChannelSO _onDamageDealt;
[SerializeField] private HitConfirmedEventChannelSO _onHitConfirmed;
// ── 注入接口 ──────────────────────────────────────────────────────────
public void SetShieldable(IShieldable shieldable) => _shieldable = shieldable;
public void SetParrySystem(ParrySystem ps) => _parrySystem = ps;
public void SetPoiseSource(IPoiseSource src) => _poiseSource = src;
public void SetInvincible(bool value) => _isHurtBoxInvincible = value;
public void SetActive(bool value) => _isActive = value;
#if UNITY_EDITOR
// 付给编辑器的只读属性——避免反射并限制编辑器与运行时字段名耐合性。
public object EditorOwner => _owner;
public object EditorShieldable => _shieldable;
public object EditorParrySystem => _parrySystem;
public object EditorPoiseSource => _poiseSource;
public object EditorStatusEffectable => _statusEffectable;
#endif
private void Awake()
{
_owner = GetComponentInParent<IDamageable>();
_statusEffectable = GetComponentInParent<IStatusEffectable>();
if (_owner == null)
Debug.LogWarning($"[HurtBox] {name}: 父节点中未找到 IDamageable 实现。", this);
// 在角色根节点查找或自动创建 HurtBoxOwnerGuard多 HurtBox 共享所有者时只有一个 Guard
_ownerGuard = transform.root.GetComponent<HurtBoxOwnerGuard>();
if (_ownerGuard == null && _owner != null)
_ownerGuard = transform.root.gameObject.AddComponent<HurtBoxOwnerGuard>();
}
/// <summary>
/// 接受伤害(由 HitBox.OnTriggerEnter2D 直接调用)。
/// <param name="hitPoint">弹击点世界坐标;不传则默认使用 HurtBox 节点中心。</param>
/// ⚠️ 方法名必须为 ReceiveDamage。
/// </summary>
public void ReceiveDamage(DamageInfo info, Vector3? hitPoint = null)
{
Vector3 resolvedHitPoint = hitPoint ?? transform.position;
if (!_isActive || _owner == null) return;
// 所有者级去重:同一 HitBox 激活期内多个 HurtBox 子节点只处理首次命中(共享 HP
if (_ownerGuard != null && !_ownerGuard.TryRegisterHit(info.HitActivationId)) return;
// 1. 无敌帧检查
if ((_owner.IsInvincible || _isHurtBoxInvincible)
&& !info.Flags.HasFlag(DamageFlags.IgnoreIFrame)) return;
// 2. 弹反检查_parrySystem == null 时跳过)
// ParrySystem 只暴露窗口状态,伤害数据留在 Combat 层,无跨程序集数据依赖。
if (_parrySystem != null && info.Flags.HasFlag(DamageFlags.CanBeParried))
{
if (_parrySystem.ConsumeParry())
{
// 若攻击来源是投射物,按弹反者阵营反射:
// 玩家弹反翻转阵营 Layer 与伤害目标层;敌人弹反仅反转方向
info.SourceProjectile?.ReflectBy(transform);
return;
}
}
// 3. 霸体检查_poiseSource == null 时跳过)
if (!info.Flags.HasFlag(DamageFlags.ForceBreak) && _poiseSource != null)
{
PoiseLevel curPoise = _poiseSource.GetCurrentPoiseLevel();
if (curPoise == PoiseLevel.Unbreakable) return;
if ((int)info.Break < (int)curPoise)
{
_onHitConfirmed?.Raise(new HitInfo
{
DamageInfo = info,
HitPoint = resolvedHitPoint,
});
return;
}
}
// 4. 护盾层拦截(玩家专属,在防御减免前)
if (_shieldable != null && _shieldable.HasShield)
{
int passThrough = _shieldable.AbsorbDamage(info.Amount);
if (passThrough <= 0) return;
info.Amount = passThrough;
}
// 5. 计算 FinalDamage防御减免最低 1
int finalDamage = UnityEngine.Mathf.Max(1, info.Amount - _owner.Defense);
info.Amount = finalDamage;
info.FinalDamage = finalDamage;
// 6. 调用 _owner.TakeDamage
_owner.TakeDamage(info);
// 7. 全局广播
_onDamageDealt?.Raise(info);
_onHitConfirmed?.Raise(new HitInfo
{
DamageInfo = info,
HitPoint = resolvedHitPoint,
});
// 8. 状态效果触发DoT — Fire / Poison
// _statusEffectable 已在 Awake 中缓存,无需每次受击调用 GetComponent
_statusEffectable?.ApplyStatusEffect(info.Type);
}
#if UNITY_EDITOR
private void OnDrawGizmos()
{
var col = GetComponent<Collider2D>();
if (col == null) return;
Color fill, outline;
if (!_isActive)
{
fill = new Color(0f, 0.85f, 1f, 0.05f);
outline = new Color(0f, 0.85f, 1f, 0.20f);
}
else if (_isHurtBoxInvincible)
{
fill = new Color(1f, 1f, 0f, 0.25f);
outline = new Color(1f, 1f, 0f, 0.90f);
}
else
{
fill = new Color(0f, 0.85f, 1f, 0.20f);
outline = new Color(0f, 0.85f, 1f, 0.90f);
}
HitBox.DrawCollider2DFilled(col, fill, outline);
}
#endif
}
}