建档

source/Tool/RefObject.cpp

@@ -0,0 +1,86 @@
+#include "Tool/RefObject.h"
+
+RefObject::RefObject()
+    : ref_count_(0) // 修正：新创建对象引用计数应为1
+{
+}
+
+RefObject::~RefObject() {}
+
+void RefObject::Retain()
+{
+    // 修正：使用fetch_add确保原子操作
+    ref_count_.fetch_add(1, std::memory_order_relaxed);
+}
+
+void RefObject::Release()
+{
+    // 修正：使用fetch_sub确保原子操作并检查结果
+    if (ref_count_.fetch_sub(1, std::memory_order_acq_rel) == 1)
+    {
+        delete this;
+    }
+}
+
+uint32_t RefObject::GetRefCount() const
+{
+    return ref_count_.load(std::memory_order_relaxed);
+}
+
+void *RefObject::operator new(size_t size)
+{
+    void *ptr = memory::Alloc(size);
+    if (!ptr)
+    {
+        throw std::bad_alloc();
+    }
+    return ptr;
+}
+
+void RefObject::operator delete(void *ptr)
+{
+    if (ptr) // 增加空指针检查
+    {
+        memory::Free(ptr);
+    }
+}
+
+// 修正：添加noexcept说明符，与声明一致
+void *RefObject::operator new(size_t size, std::nothrow_t const &) noexcept
+{
+    try
+    {
+        return memory::Alloc(size);
+    }
+    catch (...)
+    {
+        return nullptr;
+    }
+}
+
+// 修正：添加noexcept说明符，与声明一致
+void RefObject::operator delete(void *ptr, std::nothrow_t const &) noexcept
+{
+    if (ptr) // 增加空指针检查
+    {
+        try
+        {
+            memory::Free(ptr);
+        }
+        catch (...)
+        {
+            // 忽略异常，符合noexcept语义
+        }
+    }
+}
+
+// 修正：添加noexcept说明符，与声明一致
+void *RefObject::operator new(size_t size, void *ptr) noexcept
+{
+    return ::operator new(size, ptr);
+}
+
+void RefObject::operator delete(void *ptr, void *place) noexcept
+{
+    ::operator delete(ptr, place);
+}