From d4d37b4b28de4b8871112d7aea587e9eb849e93a Mon Sep 17 00:00:00 2001
From: atdunbg <atdunbg@qq.com>
Date: Thu, 8 Oct 2026 23:06:18 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=20PIE=20=E5=BF=AB=E7=85=A7?=
 =?UTF-8?q?=E4=B8=A2=E7=9B=B8=E6=9C=BA=E7=BB=84=E4=BB=B6=EF=BC=88=E5=BA=8F?=
 =?UTF-8?q?=E5=88=97=E5=8C=96=E5=86=99=E5=87=BA=E9=94=AE=20Attached=20?=
 =?UTF-8?q?=E2=89=A0=20=E8=AF=BB=E4=BE=A7=20Camera=EF=BC=89=E4=B8=8E?=
 =?UTF-8?q?=E5=AD=90=E5=BC=B9=E5=90=8C=E5=B8=A7=E5=A4=9A=E6=8E=A5=E8=A7=A6?=
 =?UTF-8?q?=E9=87=8D=E5=A4=8D=E7=89=B9=E6=95=88=EF=BC=88Bullet=20=E5=91=BD?=
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---
 App/scripts/TestShoot.cpp                    | 7 +++++++
 Engine/src/Serialization/SceneSerializer.cpp | 5 ++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/App/scripts/TestShoot.cpp b/App/scripts/TestShoot.cpp
index f67c5a8..767157a 100644
--- a/App/scripts/TestShoot.cpp
+++ b/App/scripts/TestShoot.cpp
@@ -81,6 +81,12 @@ namespace {
 
         void OnCollisionEnter(u32 other, const glm::vec3& point,
                               const glm::vec3& normal) override {
+            // 防重入：Destroy 是帧尾延迟执行，命中帧内子弹与碎片群
+            // 可产生多对接触事件（碎片云一块挨一块），无标志会一帧
+            // 爆出 N 个特效（同 WallFracture m_Fired 的一次性触发模式）
+            if (m_Hit) return;
+            m_Hit = true;
+
             (void)other; (void)normal;   // 法线留给将来定向溅射
 
             // 命中特效：空实体锚在命中点，ImpactFx 脚本项由下一帧对账
@@ -101,6 +107,7 @@ namespace {
         glm::vec3 m_Velocity{0.0f};
         f32 m_Lifetime = 5.0f;
         f32 m_Age = 0.0f;
+        bool m_Hit = false;   // 首次命中置位（防同帧多次接触重复特效）
     };
 
     // ---- 命中特效脚本（Bullet 运行时挂载；空实体 + 调试点标占位）----
diff --git a/Engine/src/Serialization/SceneSerializer.cpp b/Engine/src/Serialization/SceneSerializer.cpp
index d8c050c..a81115a 100644
--- a/Engine/src/Serialization/SceneSerializer.cpp
+++ b/Engine/src/Serialization/SceneSerializer.cpp
@@ -440,7 +440,10 @@ namespace Engine::Serialization {
             }
 
             if (const auto* c = reg.try_get<ECS::CameraComponent>(e)) {
-                out << YAML::Key << "Attached" << YAML::Value
+                // 键名 = "Camera"（与读侧 731 行对称；曾误写 "Attached"
+                // 导致 PIE 快照恢复丢相机组件——磁盘场景手写 YAML 键名
+                // Camera 才一直没暴露）
+                out << YAML::Key << "Camera" << YAML::Value
                     << YAML::BeginMap;
                 out << YAML::Key << "Primary" << YAML::Value << c->primary;
                 out << YAML::Key << "Active" << YAML::Value << c->active;